1 2009-07-01 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/19831
4 * tree-ssa-dce.c (propagate_necessity): Calls to functions
5 that only act as barriers do not make any previous stores
7 * tree-ssa-structalias.c (handle_lhs_call): Delay making
8 HEAP variables global, do not add a constraint from nonlocal.
9 (find_func_aliases): Handle escapes through return statements.
10 (compute_points_to_sets): Make escaped HEAP variables global.
12 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
15 * expmed.c (emit_store_flag): Perform a conversion if necessary,
16 after reducing a DImode cstore to SImode.
18 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
20 * expr.c (expand_expr_real_1): Reinstate fallthrough to
21 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
23 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
25 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
26 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
28 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
29 and umod_optab if TARGET_BSD_DIVMOD.
30 * config/vax/lib1funcs.asm: New file.
31 * config/vax/t-linux: New file.
32 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
34 2009-06-30 Jakub Jelinek <jakub@redhat.com>
37 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
38 to type arguments that have void type.
41 * dwarf2out.c (gen_formal_parameter_die): Call
42 equate_decl_number_to_die if node is different from origin.
44 2009-06-30 Anthony Green <green@moxielogic.com>
46 Clean up moxie port for --enable-build-with-cxx.
47 * config/moxie/moxie.c (moxie_function_value): First two
48 parameters are const_tree, not tree.
49 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
50 (REG_CLASS_NAMES): Ditto.
51 (REGNO_REG_CLASS): Ditto.
52 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
53 (moxie_function_value): Fix constyness of arguments.
55 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
57 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
58 finalize_size_functions before further processing.
59 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
60 (variable_size): Call self_referential_size on size expressions
61 that contain a PLACEHOLDER_EXPR.
62 (size_functions): New static variable.
63 (copy_self_referential_tree_r): New static function.
64 (self_referential_size): Likewise.
65 (finalize_size_functions): New global function.
66 * tree.c: Include tree-inline.h.
67 (push_without_duplicates): New static function.
68 (find_placeholder_in_expr): New global function.
69 (substitute_in_expr) <tcc_declaration>: Return the replacement object
71 <tcc_expression>: Likewise.
72 <tcc_vl_exp>: If the replacement object is a constant, try to inline
73 the call in the expression.
74 * tree.h (finalize_size_functions): Declare.
75 (find_placeholder_in_expr): Likewise.
76 (FIND_PLACEHOLDER_IN_EXPR): New macro.
77 (substitute_placeholder_in_expr): Update comment.
78 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
80 (copy_tree_body_r): Likewise.
81 (copy_tree_body): New static function.
82 (maybe_inline_call_in_expr): New global function.
83 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
84 (maybe_inline_call_in_expr): Declare.
85 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
86 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
89 2009-06-30 Richard Guenther <rguenther@suse.de>
91 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
93 (propagate_necessity): Do not mark reaching defs of stores
96 2009-06-30 Jan Hubicka <jh@suse.cz>
98 * cfgloopanal.c (check_irred): Move into ...
99 (mark_irreducible_loops): ... here; return true if ireducible
101 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
102 (analyze_function): Try to prove loop finiteness.
103 * cfgloop.h (mark_irreducible_loops): Update prototype.
104 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
106 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
108 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
110 2009-06-30 Ira Rosen <irar@il.ibm.com>
112 PR tree-optimization/40542
113 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
116 2009-06-30 Martin Jambor <mjambor@suse.cz>
118 PR tree-optimization/40582
119 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
120 than useless_type_conversion_p.
121 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
124 2009-06-30 Martin Jambor <mjambor@suse.cz>
127 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
129 2009-06-30 Richard Guenther <rguenther@suse.de>
131 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
132 use ao_ref references.
133 (walk_aliased_vdefs): Likewise.
134 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
135 * tree-ssa-dce.c (struct ref_data): Remove.
136 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
137 (mark_aliased_reaching_defs_necessary): Adjust.
138 (mark_all_reaching_defs_necessary_1): Likewise.
140 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
143 * expmed.c (emit_cstore): New name of emit_store_flag_1.
144 (emit_store_flag_1): Extract from emit_store_flag, adjust
145 calls to (what now is) emit_cstore.
146 (emit_store_flag): Call emit_store_flag_1 and also use it
147 for what used to be recursive calls.
149 2009-06-30 Wei Guozhi <carrot@google.com>
152 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
153 if the target bb post dominates from bb.
154 * config/i386/i386.c (memory_address_length): Check existence of base
155 register before using it.
157 2009-06-29 DJ Delorie <dj@redhat.com>
159 * doc/install.texi (mep-x-elf): Correct chip's full name.
161 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
163 * doc/extend.texi: Fix typo.
165 2009-06-29 Tom Tromey <tromey@redhat.com>
168 * Makefile.in (DWARF2_H): New variable.
170 (dwarf2out.o): Likewise.
171 (dwarf2asm.o): Likewise.
172 * config/i386/t-i386: Use DWARF2_H.
173 * except.c: Include elf/dwarf2.h.
174 * unwind-dw2.c: Include elf/dwarf2.h.
175 * dwarf2out.c: Include elf/dwarf2.h.
176 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
178 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
179 (size_of_loc_descr): Likewise.
180 (output_loc_operands_raw): Likewise.
181 (output_loc_operands): Handle new dtprel field.
182 (loc_checksum): Update.
183 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
184 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
185 * unwind-dw2-fde.c: Include elf/dwarf2.h.
186 * dwarf2asm.c: Include elf/dwarf2.h.
187 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
188 * config/mmix/mmix.c: Include elf/dwarf2.h.
189 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
190 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
191 * config/sh/sh.c: Include elf/dwarf2.h.
192 * config/i386/i386.c: Include elf/dwarf2.h.
194 2009-06-29 DJ Delorie <dj@redhat.com>
196 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
198 * doc/extend.texi: Add MeP attributes and pragmas.
199 * doc/invoke.text: Add MeP Options.
200 * doc/contrib.texi: Add MeP contribution.
201 * doc/md.texi: Add MeP constraints.
202 * doc/install.texi: Add MeP target.
204 2009-06-30 Anatoly Sokolov <aesok@post.ru>
206 * target.h (struct gcc_target): Add frame_pointer_required field.
207 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
208 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
209 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
211 * reload1.c (update_eliminables): (Ditto.).
212 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
213 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
214 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
216 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
218 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
219 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
220 (arm_frame_pointer_required): New function.
222 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
223 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
224 (avr_frame_pointer_required_p): Declare as static.
225 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
227 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
228 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
229 (bfin_frame_pointer_required): Make as static, change return type
231 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
233 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
234 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
235 (cris_frame_pointer_required): New function.
237 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
239 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
240 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
241 (fr30_frame_pointer_required): New function.
243 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
244 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
245 (frv_frame_pointer_required): Make as static, change return type
247 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
249 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
250 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
251 (ix86_frame_pointer_required): Make as static, change return type to
253 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
255 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
256 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
258 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
260 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
262 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
264 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
265 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
266 (mips_frame_pointer_required): Make as static.
267 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
269 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
270 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
271 (mmix_frame_pointer_required): Mew function.
273 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
274 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
276 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
278 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
280 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
282 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
283 (CAN_ELIMINATE): Redefine.
284 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
285 (sparc_frame_pointer_required): New function.
286 (sparc_can_eliminate): New function.
287 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
289 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
290 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
292 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
293 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
294 (xtensa_frame_pointer_required): Make as static, change return type
296 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
299 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
301 * doc/plugins.texi: Document PLUGIN_START_UNIT.
302 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
303 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
304 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
305 (register_callback): Handle PLUGIN_START_UNIT.
306 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
308 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
310 * tree.c (process_call_operands): Propagate TREE_READONLY from the
312 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
313 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
315 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
317 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
320 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
322 * doc/extend.texi (Additional Floating Types): __float128 is also
323 supported on i386 targets.
325 2009-06-29 Richard Guenther <rguenther@suse.de>
328 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
330 (pt_solutions_same_restrict_base): Declare.
331 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
333 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
334 (make_constraint_from, make_copy_constraint): Move earlier.
335 (make_constraint_from_heapvar): New function.
336 (make_constraint_from_restrict): Likewise.
337 (handle_lhs_call): Use it.
338 (find_func_aliases): Use it to track conversions to restrict
340 (struct fieldoff): Add only_restrict_pointers flag.
341 (push_fields_onto_fieldstack): Initialize it.
342 (create_variable_info_for): Track global restrict qualified pointers.
343 (intra_create_variable_infos): Use make_constraint_from_heapvar.
344 Track restrict qualified pointer arguments.
345 (set_uids_in_ptset): Use varinfo is_global_var flag.
346 (find_what_var_points_to): Set the vars_contains_restrict flag.
347 Always create the points-to solution for sets including restrict tags.
348 (pt_solutions_same_restrict_base): New function.
349 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
350 qualified pointers use pt_solutions_same_restrict_base as
351 additional source for disambiguation.
353 2009-06-29 Richard Guenther <rguenther@suse.de>
356 * alias.c (find_base_decl): Remove.
357 (get_deref_alias_set_1): Remove restrict handling.
358 * c-common.c (c_apply_type_quals_to_decl): Do not set
359 DECL_POINTER_ALIAS_SET.
360 * gimplify.c (find_single_pointer_decl_1): Remove.
361 (find_single_pointer_decl): Likewise.
362 (internal_get_tmp_var): Remove restrict handling.
363 (gimple_regimplify_operands): Likewise.
364 * omp-low.c (expand_omp_atomic_pipeline): Do not set
365 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
366 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
367 * tree.c (restrict_base_for_decl): Remove.
368 (init_ttree): Do not allocate it.
369 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
370 LABEL_DECL_UID for label decls.
371 (copy_node_stat): Do not copy restrict information.
372 (decl_restrict_base_lookup): Remove.
373 (decl_restrict_base_insert): Likewise.
374 (print_restrict_base_statistics): Likewise.
375 (dump_tree_statistics): Do not call print_restrict_base_statistics.
376 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
377 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
378 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
379 (LABEL_DECL_UID): Adjust.
380 (DECL_BASED_ON_RESTRICT_P): Remove.
381 (DECL_GET_RESTRICT_BASE): Likewise.
382 (SET_DECL_RESTRICT_BASE): Likewise.
383 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
385 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
386 instead of DECL_POINTER_ALIAS_SET.
387 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
388 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
389 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
391 2009-06-29 Richard Guenther <rguenther@suse.de>
393 PR tree-optimization/40579
394 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
395 the IL to simplify has constants that overflowed.
397 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
399 PR tree-optimization/40550
400 * tree-vect-generic.c (expand_vector_operations_1): Compute in
401 vector_compute_type only when the size of vector_compute_type is
402 less than the size of type.
404 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
406 * fold-const.c (contains_label_1): Fix comments.
407 (contains_label_p): Do not walk trees multiple time.
409 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
411 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
412 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
413 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
414 ix86_fp_comparison_operator.
415 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
416 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
417 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
418 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
419 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
420 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
421 (related splits): Change predicate to ix86_fp_comparison_operator.
422 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
423 instead of ix86_fp_comparison_codes.
424 (ix86_trivial_fp_comparison_operator,
425 ix86_fp_comparison_operator): New.
426 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
427 (ix86_expand_compare): Eliminate last two parameters.
428 (ix86_fp_jump_nontrivial_p): Kill.
429 * config/i386/i386.c (put_condition_code): Eliminate call to
430 ix86_fp_comparison_codes and subsequent assertion.
431 (ix86_fp_comparison_codes): Eliminate.
432 (ix86_fp_swap_condition): New.
433 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
434 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
435 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
436 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
437 and ix86_fp_swap_condition.
438 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
439 Use ix86_fp_comparison_strategy.
440 (ix86_expand_compare): Likewise. Eliminate last two arguments.
441 (ix86_fp_jump_nontrivial_p): Eliminate.
442 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
443 call to ix86_expand_compare.
444 (ix86_split_fp_branch, ix86_expand_setcc,
445 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
446 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
448 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
450 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
451 related to jump_clobbers.
452 * config/arm/arm.md (conds): Remove jump_clob case.
453 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
454 splits): Change comparison_operator to arm_comparison_operator.
455 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
458 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
460 * dojump.c (do_compare_rtx_and_jump): Try swapping the
461 condition for floating point modes.
462 * expmed.c (emit_store_flag_1): Move here a bigger part
464 (emit_store_flag): Try swapping the condition for floating point
466 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
468 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
470 * expr.c (expand_expr_real_1): Just use do_store_flag.
471 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
472 emit_store_flag_force.
473 * expmed.c (emit_store_flag_force): Copy here trick
474 previously in expand_expr_real_1. Try reversing the comparison.
475 (emit_store_flag_1): Work if target is NULL.
476 (emit_store_flag): Work if target is NULL, using the result mode
477 from the comparison. Use split_comparison, restructure final part
478 to simplify conditionals.
480 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
482 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
483 * dojump.c (do_jump): Change handling of floating-point
484 ops to use just do_compare_and_jump.
485 (split_comparison): New.
486 (do_compare_rtx_and_jump): Add here logic coming previously
487 in do_jump, using split_comparison.
489 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
492 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
494 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
496 * tree-ssa-alias.c: Fix unintentional commit.
498 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
500 * passes.c (execute_one_pass): Fix unintentional commit.
502 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
504 * df-problems.c (df_set_seen, df_unset_seen): Delete.
505 (df_rd_local_compute, df_md_local_compute): Inline them.
507 (df_md_scratch): New.
508 (df_md_alloc, df_md_free): Allocate/free it.
509 (df_md_local_compute): Only include live registers in init.
510 (df_md_transfer_function): Prune the in-set computed by
511 the confluence function, and the gen-set too.
513 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
515 PR rtl-optimization/26854
516 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
517 * df-problems.c (df_rd_add_problem): Fix comment.
518 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
519 df_md_simulate_artificial_defs_at_top,
520 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
521 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
522 df_md_transfer_function, df_md_init, df_md_confluence_0,
523 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
524 problem_MD, df_md_add_problem): New.
525 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
526 df_md_get_bb_info): New.
527 (DF_LAST_PROBLEM_PLUS1): Adjust.
529 * Makefile.in (fwprop.o): Include domwalk.h.
530 * fwprop.c: Include domwalk.h.
531 (reg_defs, reg_defs_stack): New.
532 (bitmap_only_bit_between): Remove.
534 (process_uses): Use reg_defs and local_md instead of
535 bitmap_only_bit_between and local_rd.
536 (single_def_use_enter_block): New, from build_single_def_use_links.
537 (single_def_use_leave_block): New.
538 (build_single_def_use_links): Remove code moved to
539 single_def_use_enter_block, invoke domwalk.
540 (use_killed_between): Adjust comment.
542 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
544 * bitmap.h (bitmap_ior_and_into): New.
545 * bitmap.c (bitmap_ior_and_into): New.
547 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
549 * domwalk.h (struct dom_walk_data): Remove all callbacks except
550 before_dom_children_before_stmts and after_dom_children_after_stmts.
551 Rename the two remaining callbacks to just before_dom_children and
552 after_dom_children. Remove other GIMPLE statement walking bits.
553 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
554 * graphite.c: Do not include domwalk.h.
555 * tree-into-ssa.c (interesting_blocks): New global.
556 (struct mark_def_sites_global_data): Remove it and names_to_rename.
557 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
558 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
559 now that they're not domwalk callbacks.
560 (rewrite_initialize_block): Rename to...
561 (rewrite_enter_block): ... this, place after called functions. Test
562 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
563 (rewrite_finalize_block): Rename to...
564 (rewrite_leave_block): ... this, place after called functions.
565 (rewrite_update_init_block): Rename to...
566 (rewrite_update_enter_block): ... this, place after called functions.
567 Test interesting_blocks, call rewrite_update_stmt and
568 rewrite_update_phi_arguments.
569 (rewrite_update_fini_block): Rename to...
570 (rewrite_leave_block): ... this, place after called functions.
571 (rewrite_blocks): Remove last argument, simplify initialization of
573 (mark_def_sites_initialize_block): Rename to...
574 (mark_def_sites_block): ... this, call mark_def_sites.
575 (mark_def_sites_blocks): Remove argument, simplify initialization of
577 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
578 (update_ssa): Likewise.
579 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
581 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
582 (dom_opt_initialize_block): Rename to...
583 (dom_opt_enter_block): ... this, place after called functions. Walk
584 statements here, inline propagate_to_outgoing_edges.
585 (dom_opt_finalize_block): Rename to...
586 (dom_opt_leave_block): ... this, place after called functions.
587 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
589 (dse_enter_block, dse_record_phi): New.
590 (dse_record_phis): Delete.
591 (dse_finalize_block): Rename to...
592 (dse_leave_block): ... this.
593 (tree_ssa_dse): Simplify initialization of walk_data.
594 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
595 Adjust initialization of walk_data.
596 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
597 * tree-ssa-loop-phiopt.c (get_non_trapping):
598 Adjust initialization of walk_data.
599 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
600 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
601 it's not a domwalk callback.
602 (uncprop_initialize_block): Rename to...
603 (dse_enter_block): ... this, call uncprop_into_successor_phis.
604 (dse_finalize_block): Rename to...
605 (dse_leave_block): ... this.
606 (tree_ssa_uncprop): Simplify initialization of walk_data.
607 * Makefile.in: Adjust dependencies.
609 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
611 * arm.md (casesi): Fix test for Thumb1.
612 (thumb1_casesi_internal_pic): Likewise.
613 (thumb1_casesi_dispatch): Likewise.
615 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
617 * config/arm/arm-cores.def: Added core cortex-m0.
618 * config/arm/arm-tune.md: Regenerated.
619 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
621 2009-06-26 DJ Delorie <dj@redhat.com>
623 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
625 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
626 the scheduler doesn't tag jump insns.
628 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
630 * c-decl.c (merge_decls): Re-indent.
632 2009-06-26 Janis Johnson <janis187@us.ibm.com>
635 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
636 Special-case decimal float constants.
638 2009-06-26 Richard Henderson <rth@redhat.com>
640 * function.h (struct function): Add cannot_be_copied_reason,
641 and cannot_be_copied_set.
642 * tree-inline.c (has_label_address_in_static_1): Rename from
643 inline_forbidden_p_2; don't set inline_forbidden_reason here.
644 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
645 don't set inline_forbidden_reason.
646 (copy_forbidden): New function, split out of inline_forbidden_p.
647 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
648 (inline_forbidden_p): Use copy_forbidden.
649 (tree_versionable_function_p): Likewise.
650 (inlinable_function_p): Merge into tree_inlinable_function_p.
651 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
652 * ipa-cp.c (ipcp_versionable_function_p): New function.
653 (ipcp_cloning_candidate_p): Use it.
654 (ipcp_node_modifiable_p): Likewise.
656 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
658 * builtins.c (expand_builtin_alloca): Handle builtin alloca
659 that is marked not to be inlined. Remove flag_mudflap use.
660 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
661 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
663 2009-06-26 Steve Ellcey <sje@cup.hp.com>
666 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
667 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
669 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
671 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
673 (__mingwthr_remove_key_dtor): Likewise.
675 2009-06-26 Richard Guenther <rguenther@suse.de>
677 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
679 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
682 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
683 try the non-cond_exec path also.
685 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
688 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
689 (output_cbranch): Use new functions.
690 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
693 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
694 Pat Haugen <pthaugen@us.ibm.com>
695 Revital Eres <ERES@il.ibm.com>
697 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
698 Change some of the functions called by macros to being called
699 through a pointer, so debug functions can be inserted if
700 -mdebug=addr or -mdebug=cost.
701 (rs6000_preferred_reload_class_ptr): Ditto.
702 (rs6000_secondary_reload_class_ptr): Ditto.
703 (rs6000_secondary_memory_needed_ptr): Ditto.
704 (rs6000_cannot_change_mode_class_ptr): Ditto.
705 (rs6000_secondary_reload_inner): Ditto.
706 (rs6000_legitimize_reload_address): Ditto.
707 (rs6000_legitimize_reload_address_ptr): Ditto.
708 (rs6000_mode_dependent_address): Ditto.
709 (rs6000_mode_dependent_address_ptr): Ditto.
711 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
712 function to return true if the mode allows reg + integer
714 (virtual_stack_registers_memory_p): New function to return true if
715 the address refers to a virtual stack register.
716 (rs6000_legitimate_offset_address_p): Move code to say whether a
717 mode supports reg+int addressing to reg_offset_addressing_ok_p and
719 (rs6000_legitimate_address_p): Add checks for modes that only can
720 do reg+reg addressing. Start adding VSX support.
721 (rs6000_legitimize_reload_address): Ditto.
722 (rs6000_legitimize_address): Ditto.
723 (rs6000_debug_legitimate_address_p): New debug functions for
724 -mdebug=addr and -mdebug=cost.
725 (rs6000_debug_rtx_costs): Ditto.
726 (rs6000_debug_address_costs): Ditto.
727 (rs6000_debug_adjust_cost): Ditto.
728 (rs6000_debug_legitimize_address): Ditto.
729 (rs6000_legitimize_reload_address_ptr): Point to call normal
730 function or debug function. Make functions called via pointer
732 (rs6000_mode_dependent_address_ptr): Ditto.
733 (rs6000_secondary_reload_class_ptr): Ditto.
734 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
735 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
736 into a friendlier error.
737 (rs6000_init_builtins): Add initial VSX support.
738 (rs6000_adjust_cost): Fix some spacing issues.
740 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
741 (REG_CLASS_NAMES): Ditto.
742 (REG_CLASS_CONTENTS): Ditto.
743 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
744 pointer, to add -mdebug=addr support.
745 (CANNOT_CHANGE_MODE_CLASS): Ditto.
746 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
747 -mdebug=addr support.
748 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
749 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
750 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
752 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
754 (bswapsi*): Set attribute types for load/store. Add combiner
755 patterns to eliminate zero extend on 64-bit.
756 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
757 stdbrx if the hardware supports those instructions.
759 2009-06-25 Ian Lance Taylor <iant@google.com>
761 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
762 (Link Options): Document -static-libstdc++.
764 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
767 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
768 DATA_ALIGNMENT instead.
770 2009-06-25 Richard Guenther <rguenther@suse.de>
772 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
773 indirect references against the callused/escaped solutions.
774 (call_may_clobber_ref_p_1): Likewise.
776 2009-06-25 Martin Jambor <mjambor@suse.cz>
778 PR tree-optimization/40493
779 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
780 (enum unscalarized_data_handling): New type.
781 (handle_unscalarized_data_in_subtree): Return what has been done.
782 (load_assign_lhs_subreplacements): Handle left flushes differently.
783 (sra_modify_assign): Use unscalarized_data_handling, simplified
784 condition determining whether to remove the statement.
786 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
788 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
789 excerpt - @ should be doubled for texinfo.
791 2009-06-24 Ian Lance Taylor <iant@google.com>
793 * config/arc/arc.c: Include "df.h".
794 (arc_attribute_table): Make static. Move higher in file.
795 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
796 (output_shift): Initialize n later to avoid warning.
797 * config/arm/arm.c (arm_attribute_table): Make static. Move
799 * config/avr/avr.c (avr_attribute_table): Make static. Move
801 (reg_class_tab): Change array type from int to enum reg_class.
802 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
804 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
805 (lshrhi3_out): Likewise.
806 (class_likely_spilled_p): Change return type to bool.
807 (avr_rtx_costs): Use local code variable with enum type.
808 * config/avr/avr.md (movmemhi): Use add_reg_note.
809 (andhi3, andsi3): Don't use AS2 with "and".
810 (iorhi3, iorsi3): Don't use AS2 with "or".
811 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
812 * config/crx/crx.c: Include "df.h".
813 (crx_attribute_table): Make static.
814 * config/m32r/m32r.c: Include "df.h".
815 (m32r_attribute_table): Make static. Move higher in file.
816 (pop): Use add_reg_note.
817 (block_move_call): Change 0 to LCT_NORMAL in function call.
818 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
819 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
820 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
821 declare, not just when TREE_CODE is defined.
822 * config/m68hc11/m68hc11.c: Include "expr.h".
823 (m68hc11_attribute_table): Make static. Move higher in file.
824 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
826 (m68hc11_register_indirect_p): Likewise.
827 (m68hc11_function_arg_padding): Change return type to enum
829 (emit_move_after_reload): Use add_reg_note.
830 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
831 (m68hc11_split_logical): Likewise.
832 (m68hc11_rtx_costs): Add local code_and outer_code variables with
834 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
835 to VOIDmode in function call.
836 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
838 (m68hc11_split_logical): Update declaration.
839 (m68hc11_function_arg_padding): Update declaration.
840 * config/mcore/mcore.c (regno_reg_class): Change form array of int
841 to array of enum reg_class.
842 (mcore_attribute_table): Make static. Move higher in file.
843 (mcore_rtx_costs): Add cast to enum type.
844 * config/mcore/mcore.h (regno_reg_class): Update declaration.
845 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
846 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
848 * config/sh/predicates.md (trapping_target_operand): Rename and to
850 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
852 * config/spu/spu.c (spu_attribute_table): Make static. Move
854 * config/v850/v850.c (v850_attribute_table): Make static. Move
856 (v850_rtx_costs): Use local code with enum type.
857 (expand_epilogue): Add cast.
858 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
860 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
863 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
864 -m2a-single-only and -m2a-nofpu.
865 * config/sh/sh.opt: Document m2a generates FPU code.
867 2009-06-24 Anatoly Sokolov <aesok@post.ru>
869 * defaults.h (CAN_ELIMINATE): Provide default.
870 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
871 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
872 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
873 * config/spu/spu.h (CAN_ELIMINATE): Delete.
874 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
875 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
876 * config/cris/cris.h (CAN_ELIMINATE): Delete.
877 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
878 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
879 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
881 2009-06-24 DJ Delorie <dj@redhat.com>
883 * mep-ext-cop.cpu: Fix copyright notice.
884 * mep-default: Fix copyright notice.
885 * mep-core: Fix copyright notice.
886 * mep: Fix copyright notice.
887 * mep-ivc2: Fix copyright notice.
888 * mep-c5: Fix copyright notice.
890 2009-06-24 Denis Chertykov <chertykov@gmail.com>
892 * doc/contrib.texi (Contributors):
894 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
897 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
898 src and dst operands if necessary.
900 2009-06-23 DJ Delorie <dj@redhat.com>
903 * config.gcc: Add mep support.
904 * recog.c: Resurrect validate_replace_rtx_subexp().
906 * config/mep/: Add new port:
907 * config/mep/constraints.md: New file.
908 * config/mep/default.h: New file.
909 * config/mep/intrinsics.h: New file.
910 * config/mep/intrinsics.md: New file.
911 * config/mep/ivc2-template.h: New file.
912 * config/mep/mep-c5.cpu: New file.
913 * config/mep/mep-core.cpu: New file.
914 * config/mep/mep-default.cpu: New file.
915 * config/mep/mep-ext-cop.cpu: New file.
916 * config/mep/mep-intrin.h: New file.
917 * config/mep/mep-ivc2.cpu: New file.
918 * config/mep/mep-lib1.asm: New file.
919 * config/mep/mep-lib2.c: New file.
920 * config/mep/mep-pragma.c: New file.
921 * config/mep/mep-protos.h: New file.
922 * config/mep/mep-tramp.c: New file.
923 * config/mep/mep.c: New file.
924 * config/mep/mep.cpu: New file.
925 * config/mep/mep.h: New file.
926 * config/mep/mep.md: New file.
927 * config/mep/mep.opt: New file.
928 * config/mep/predicates.md: New file.
929 * config/mep/t-mep: New file.
931 2009-06-23 Ian Lance Taylor <iant@google.com>
933 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
934 from loose_warn into c_loose_warn and from strict_warn into
935 c_strict_warn. Set and substitute warn_cxxflags. Check for
936 --enable-build-with-cxx. Set and substitute
937 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
938 * Makefile.in (CXXFLAGS): New variable.
939 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
940 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
941 the default is the same as $(STRICT_WARN).
942 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
944 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
945 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
946 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
947 (HOST_LIBS): New variable.
948 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
949 (ALL_CXXFLAGS): New variable.
950 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
951 * doc/install.texi (Configuration): Document
952 --enable-build-with-cxx, --with-stage1-ldflags,
953 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
954 * configure: Rebuild.
956 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
958 * config/arm/arm.c (arm_override_options): Fix braces and formatting
959 from previous commit.
961 2009-06-23 Ian Lance Taylor <iant@google.com>
963 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
965 2009-06-23 Ian Lance Taylor <iant@google.com>
967 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
968 with ATTRIBUTE_UNUSED.
970 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
971 Pat Haugen <pthaugen@us.ibm.com>
972 Revital Eres <eres@il.ibm.com>
974 * config.in (HAVE_AS_POPCNTD): Add default definition.
975 (HAVE_AS_LWSYNC): Ditto.
977 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
979 (gcc_cv_as_powerpc_cmpb): Ditto.
980 (gcc_cv_as_powerpc_dfp): Ditto.
981 (gcc_cv_as_powerpc_vsx): Ditto.
982 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
983 supporting the popcntd/lwsync instructions.
984 (gcc_cv_as_powerpc_lwsync): Ditto.
985 * configure: Regenerate.
987 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
988 -mcpu=native and -mcpu=power7.
989 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
991 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
992 a variable instead of a mask to reduce the number of mask bits.
993 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
996 * config/rs6000/rs6000.opt (-mupdate): Ditto.
997 (-mfused-madd): Ditto.
999 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
1001 (-mvsx): New switch for VSX instructions.
1002 (-misel): Move from a variable to a mask to allow it to be set by
1005 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
1006 function declaration to an array declaration.
1007 (rs6000_hard_regno_nregs): New external array declaration.
1009 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
1010 files included by rs6000.md.
1012 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
1013 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
1015 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
1017 (rs6000_debug_reg): New -mdebug= variables.
1018 (rs6000_debug_addr): Ditto.
1019 (rs6000_debug_cost): Ditto.
1020 (rs6000_pmode): New variable to hold Pmode.
1021 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
1022 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
1023 calculated at compiler start.
1024 (rs6000_hard_regno_nregs): Change function to an array which holds
1025 HARD_REGNO_NREGS calculated at compiler start.
1026 (rs6000_explicit_options): Delete isel field.
1027 (rs6000_vector_unit): New array to hold which vector unit
1028 supports arithmetic options for a given type.
1029 (rs6000_vector_mem): New array to hold which vector unit supports
1030 memory reference operations for a given type.
1031 (rs6000_vector_align): New array to given the alignment of each
1033 (power7_cost): New basic costs for power7.
1034 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
1035 (rs6000_hard_regno_nregs_internal): New function, moved from
1036 HARD_REGNO_NREGS, to calculate the number of registers each hard
1037 register takes for each type.
1038 (rs6000_debug_reg_print): New function for -mdebug=reg support.
1039 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
1040 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
1041 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
1042 unit information here so it is calculated once at compiler startup
1044 (rs6000_override_options): Make -misel a target mask. Add more
1045 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
1046 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
1048 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
1049 (rs6000_handle_option): Move -misel from variable to target mask.
1050 (rs6000_builtin_mask_for_load): Add VSX support.
1051 (rs6000_conditional_register_usage): Ditto.
1052 (USE_ALTIVEC_FOR_ARG_P): Ditto.
1053 (function_arg_boundary): Ditto.
1054 (rs6000_expand_builtin): Ditto.
1055 (def_builtin): Make abort message a little friendlier.
1056 (rs6000_emit_int_cmove): Add support for 64-bit isel.
1058 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
1059 assembler support the popcntd instruction instead of a vsx
1060 instruction to enable power7 support.
1061 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
1062 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
1063 option to the assembler if -mcpu=native.
1064 (ASM_CPU_NATIVE_SPEC): Ditto.
1065 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
1067 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
1068 the lwsync instruction.
1069 (enum processor_type): Add PROCESSOR_POWER7.
1070 (rs6000_debug_reg): New -mdebug= options.
1071 (rs6000_debug_addr): Ditto.
1072 (rs6000_debug_cost): Ditto.
1073 (rs6000_isel): Delete.
1074 (enum rs6000_vector): New enum to say what vector unit we have.
1075 (VECTOR_UNIT_*): New macros to say which vector unit has
1076 arithmetic operations for a given type.
1077 (VECTOR_MEM_*): New macros to say which vector unit has memory
1078 operations for a given type.
1079 (TARGET_LDBRX): Whether the machine supports the ldbrx
1081 (TARGET_ISEL): Delete, -misel moved to be a mask.
1082 (TARGET_ISEL64): New macro for 64-bit isel support.
1083 (UNITS_PER_VSX_WORD): New macro.
1084 (POINTER_SIZE): Move to be an external variable, rather than
1085 calculating whether we are generating 32 ot 64-bit code.
1087 (STACK_BOUNDARY): Add VSX support.
1088 (LOCAL_ALIGNMENT): Ditto.
1089 (SLOW_UNALIGNED_ACCESS): Ditto.
1090 (VSX_REGNO_P): New macro for VSX support.
1091 (VFLOAT_REGNO_P): Ditto.
1092 (VINT_REGNO_P): Ditto.
1093 (VLOGICAL_REGNO_P): Ditto.
1094 (VSX_VECTOR_MODE): Ditto.
1095 (VSX_SCALAR_MODE): Ditto.
1097 (VSX_MOVE_MODE): Ditto.
1098 (VSX_REG_CLASS_P): Ditto.
1099 (HARD_REGNO_NREGS): Instead of calling a function, use an array
1101 (UNITS_PER_SIMD_WORD): Add VSX support.
1102 (MODES_TIEABLE_P): Ditto.
1103 (STARTING_FRAME_OFFSET): Ditto.
1104 (STACK_DYNAMIC_OFFSET): Ditto.
1105 (EPILOGUE_USES): Ditto.
1106 (REGNO_REG_CLASS): Move to array lookup.
1107 (CLASS_MAX_NREGS): Ditto.
1108 (rs6000_vector_reg_class): Add declaration.
1109 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
1110 overlap with the floating point and Altivec registers.
1112 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
1114 * config/rs6000/driver-rs6000.c (asm_names): New static array to
1115 give the appropriate asm switches if -mcpu=native.
1116 (host_detect_local_cpu): Add support for "asm".
1117 (host_detect_local_cpu): Follow GNU code guidelines for name.
1119 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
1120 -mbit-word to a variable instead of being a target mask.
1122 * config/rs6000/sync.md (lwsync): If the assembler supports it,
1123 emit the lwsync instruction instead of emitting the instruction as
1124 an integer constant.
1126 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
1127 fixuns_trundfsi2, move expander into rs6000.md.
1129 * config/rs6000/rs6000.md (cpu): Add power7.
1130 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
1131 (logical predicate patterns): Change the single instruction
1132 primitives that set CR0 to be fast_compare instead of compare.
1134 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
1135 (popcntddi2): Ditto.
1136 (popcount<mode>): Ditto.
1137 (floating multiply/add insns): Name the floating point
1139 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
1140 (isel_unsigned_<mode>): Ditto.
1141 (fixuns_trundfsi2): Move expander here from spe.md.
1142 (smindi3): Define if we have -misel on 64-bit systems.
1147 2009-06-23 Anatoly Sokolov <aesok@post.ru>
1149 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
1151 * config/avr/avr.c (avr_current_device): New variable.
1152 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
1153 (avr_arch, mcu_type_s): Move to avr.h.
1154 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
1155 default_data_section_start fields.
1156 (avr_arch): Moved from avr.c.
1157 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
1158 library_name fields.
1159 (avr_current_device, avr_mcu_types, avr_arch_types,
1160 avr_device_to_arch, avr_device_to_data_start,
1161 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
1162 (EXTRA_SPEC_FUNCTIONS): Define.
1163 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
1164 options mapping. Use device_to_arch and device_to_data_start insted.
1165 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
1166 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
1167 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
1168 * config/avr/driver-avr.c: New file.
1169 * config/avr/avr-devices.c: New file.
1171 2009-06-23 Jakub Jelinek <jakub@redhat.com>
1173 * var-tracking.c (unshare_variable): Force initialized to
1174 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
1175 (set_variable_part): Likewise.
1176 (struct variable_union_info): Remove pos_src field.
1177 (vui_vec, vui_allocated): New variables.
1178 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
1179 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
1180 == 1 use a simpler sorting algorithm. Compute pos field right
1181 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
1182 Avoid quadratic comparison if !flag_var_tracking_uninit.
1183 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
1184 unshare_variable unconditionally.
1185 (dataflow_set_different_2): Removed.
1186 (dataflow_set_different): Don't traverse second hash table.
1187 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
1188 unconditionally to var_reg_set or var_mem_set.
1189 (emit_notes_in_bb): Likewise.
1190 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
1192 (emit_note_insn_var_location): Don't set initialized to
1193 VAR_INIT_STATUS_INITIALIZED early.
1194 (vt_finalize): Free vui_vec if needed, clear vui_vec and
1196 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
1198 * tree-object-size.c (addr_object_size): Instead of checking
1199 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
1200 are no FIELD_DECLs following it.
1202 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
1204 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
1205 order to match bswaps with signed source operands.
1207 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1209 * sdbout.c (sdbout_one_type): Fix braces in switch.
1211 2009-06-23 Richard Guenther <rguenther@suse.de>
1213 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
1215 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
1216 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
1217 var_callused, callused_tree, var_storedanything, storedanything_tree,
1218 var_integer, integer_tree): Remove global variables.
1219 (new_var_info): Do not pass new id, append the new var to the
1220 global variable vector.
1221 (do_ds_constraint): Use is_global_var member of the variable-info.
1222 (new_scalar_tmp_constraint_exp): Adjust.
1223 (create_function_info_for): Likewise.
1224 (create_variable_info_for): Likewise.
1225 (find_what_var_points_to): Remove dead code.
1226 (init_base_vars): Simplify.
1227 (compute_points_to_sets): Adjust.
1229 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
1231 * combine.c (try_combine): Dump information about the insns we're
1234 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
1236 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
1237 check when calling force_to_mode on TRUNCATE's operand.
1239 2009-06-22 Ian Lance Taylor <iant@google.com>
1241 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
1243 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
1245 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
1247 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1249 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
1250 override library linkage flags such as -static-libgcc or
1253 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1255 * config/m68k/m68k-devices.def: Add line for MCF5221x.
1257 2009-06-22 Ian Lance Taylor <iant@google.com>
1259 * config/linux.opt: Put mglibc ahead of muclibc.
1261 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
1262 for duplicate decls.
1264 2009-06-22 Matthias Klose <doko@ubuntu.com>
1266 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
1268 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
1271 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
1272 instead of NULL if a parser error occurs.
1274 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1276 * dwarf2out.c (dwarf2_debug_hooks): Initialize
1277 non-DWARF2_DEBUGGING_INFO version.
1279 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
1281 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
1282 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
1284 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
1285 (LIBGCC2_TF_CEXT): Define.
1288 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1291 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
1293 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1295 * config/arm/arm.c (arm_override_options): Disable
1296 -mcaller-super-interworking and -mcallee-super-interworking.
1297 * doc/invoke.texi (ARM Options): Document this.
1299 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
1301 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
1302 * config/arm/constraints.md (j): New constraint for movw operands.
1303 (N): Remove thumb2 meaning.
1304 * config/arm/arm.md (*arm_movw): Delete.
1305 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
1306 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
1307 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
1309 2009-06-22 Martin Jambor <mjambor@suse.cz>
1311 PR tree-optimization/40492
1312 * tree-sra.c (sra_modify_assign): Pass zero offsets to
1313 build_ref_for_offset.
1315 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
1317 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
1318 JUMP_TABLE_DATA_P predicates where applicable.
1319 * auto-inc-dec.c: Ditto.
1320 * builtins.c: Ditto.
1321 * caller-save.c: Ditto.
1323 * cfgcleanup.c: Ditto.
1324 * cfglayout.c: Ditto.
1327 * combine-stack-adj.c: Ditto.
1333 * dwarf2asm.c: Ditto.
1334 * dwarf2out.c: Ditto.
1335 * emit-rtl.c: Ditto.
1341 * function.c: Ditto.
1344 * genpreds.c: Ditto.
1345 * genrecog.c: Ditto.
1347 * ira-costs.c: Ditto.
1348 * ira-lives.c: Ditto.
1351 * lower-subreg.c: Ditto.
1352 * modulo-sched.c: Ditto.
1354 * postreload.c: Ditto.
1355 * print-rtl.c: Ditto.
1364 * sched-vis.c: Ditto.
1366 * sel-sched-ir.c: Ditto.
1367 * simplify-rtx.c: Ditto.
1368 * targhooks.c: Ditto.
1369 * var-tracking.c: Ditto.
1370 * vmsdbgout.c: Ditto.
1372 2009-06-22 Matthias Klose <doko@ubuntu.com>
1374 * Makefile.in (install-plugin): Always use DESTDIR.
1376 2009-06-22 Olivier Hainque <hainque@adacore.com>
1378 * config/pa/pa.c (output_call): Don't optimize post call jumps
1379 into return address adjustments if the call may throw.
1381 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
1383 * arm.c (thumb1_output_casesi): New function.
1384 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
1385 optimizing for size or PIC.
1386 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
1387 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
1388 (casesi): Handle Thumb-1 when optimizing for size or PIC.
1389 (thumb1_casesi_internal_pic): New expand rule.
1390 (thumb1_casesi_dispatch): New pattern.
1391 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
1393 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
1394 in the text seciton when PIC or optimizing for size.
1395 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
1396 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
1397 preservation properties of code.
1398 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
1399 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
1400 (__gnu_thumb1_case_si): New function.
1401 * t-arm (LIB1ASMSRC): Define here.
1402 (LIB1ASMFUNCS): Add some common functions.
1403 * t-arm-elf (LIB1ASMSRC): Delete.
1404 (LIB1ASMFUNCS): Append to existing set.
1405 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1406 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1407 * t-symbian (LIB1ASMFUNCS): Likewise.
1408 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1409 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1411 2009-06-21 Richard Guenther <rguenther@suse.de>
1413 PR tree-optimization/38729
1414 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
1415 to loops with a single exit if -fno-expensive-optimizations.
1417 2009-06-21 Jakub Jelinek <jakub@redhat.com>
1419 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
1420 (dataflow_set): Change vars type from htab_t to shared_hash.
1421 (shared_hash_pool, empty_shared_hash): New variables.
1422 (vars_clear): Removed.
1423 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
1424 shared_hash_find_slot_unshare, shared_hash_find_slot,
1425 shared_hash_find_slot_noinsert, shared_hash_find): New
1427 (shared_hash_unshare, shared_hash_destroy): New functions.
1428 (unshare_variable): Unshare set->vars if shared, use
1430 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
1431 (get_init_value, find_src_set_src, dump_dataflow_set,
1432 clobber_variable_part, emit_notes_for_differences): Use
1434 (dataflow_set_init): Remove second argument, set vars to
1435 empty_shared_hash instead of creating a new htab.
1436 (dataflow_set_clear): Call shared_hash_destroy and set vars
1437 to empty_shared_hash instead of calling vars_clear.
1438 (dataflow_set_copy): Don't call vars_copy, instead just share
1439 the src htab with dst.
1440 (variable_union): Use shared_hash_*, use initially NO_INSERT
1441 lookup if set->vars is shared. Don't keep slot cleared before
1442 calling unshare_variable. Unshare set->vars if needed.
1443 Even ->refcount == 1 vars must be unshared if set->vars is shared
1444 and var needs to be modified.
1445 (variable_canonicalize): New function.
1446 (dataflow_set_union): If dst->vars is empty, just share src->vars
1447 with dst->vars and traverse with variable_canonicalize to canonicalize
1448 and unshare what is needed.
1449 (dataflow_set_different): If old_set and new_set use the same shared
1450 htab, they aren't different. If number of htab elements is different,
1451 htabs are different. Use shared_hash_*.
1452 (dataflow_set_destroy): Call shared_hash_destroy instead of
1454 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
1455 second argument to dataflow_set_init.
1456 (vt_initialize): Likewise. Initialize shared_hash_pool and
1457 empty_shared_hash, move bb in/out initialization afterwards.
1458 Use variable_htab_free instead of NULL as changed_variables del hook.
1459 (variable_was_changed): Change type of second argument to pointer to
1460 dataflow_set. When inserting var into changed_variables, bump
1461 refcount. Unshare set->vars if set is shared htab and slot needs to
1463 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
1464 lookup if set->vars is shared. Unshare set->vars if needed.
1465 Even ->refcount == 1 vars must be unshared if set->vars is shared
1466 and var needs to be modified. Adjust variable_was_changed caller.
1467 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
1468 vars must be unshared if set->vars is shared and var needs to be
1469 modified. Adjust variable_was_changed caller.
1470 (emit_note_insn_var_location): Don't pool_free var.
1471 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
1473 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
1474 free_alloc_pool on shared_hash_pool.
1476 2009-06-20 Anthony Green <green@moxielogic.com>
1478 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
1479 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
1481 2009-06-20 Richard Guenther <rguenther@suse.de>
1483 * tree-ssa-structalias.c (find_func_aliases): For memset use
1484 a constraint from NULL if we memset to zero.
1485 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
1486 we explicitly handle that do not read from memory.
1487 (call_may_clobber_ref_p_1): Properly handle builtins that may
1490 2009-06-20 Richard Guenther <rguenther@suse.de>
1492 PR tree-optimization/40495
1493 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
1494 (new_scalar_tmp_constraint_exp): New function.
1495 (process_constraint): Do not create temporary decls.
1496 (process_all_all_constraints): Likewise.
1497 (handle_const_call): Likewise.
1498 (create_function_info_for): Do not set decl.
1500 2009-06-19 Ian Lance Taylor <iant@google.com>
1502 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
1503 (rs6000_attribute_table): Make static; move before use.
1505 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
1507 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
1508 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
1509 Propagate the TREE_READONLY flag without overwriting it.
1510 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
1511 Propagate the TREE_READONLY flag onto the result.
1512 (process_call_operands): Move around. Use correct constant value.
1514 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1517 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
1518 * config/arm/arm.md: Likewise.
1520 2009-06-19 Ian Lance Taylor <iant@google.com>
1522 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
1523 to GIMPLE_ERROR_MARK.
1525 * c-typeck.c (build_conditional_expr): Add op1_original_type and
1526 op2_original_type parameters. Warn about using different enum types.
1527 * c-parser.c (c_parser_conditional_expression): Pass original
1528 types to build_conditional_expr.
1529 * c-tree.h (build_conditional_expr): Update declaration.
1531 2009-06-19 Ian Lance Taylor <iant@google.com>
1533 * config/i386/i386.c (ix86_function_specific_save): Test that
1534 fields match values, rather than testing the values are in a
1537 2009-06-19 Richard Guenther <rguenther@suse.de>
1539 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
1541 (ptr_derefs_may_alias_p): Likewise.
1542 (ptr_deref_may_alias_ref_p_1): New function.
1543 (ptr_deref_may_alias_ref_p): Likewise.
1544 (ref_maybe_used_by_call_p_1): Handle builtins that are not
1545 covered by looking at the ESCAPED solution.
1546 (call_may_clobber_ref_p_1): Likewise.
1547 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
1548 Handle NULL_TREE offset. Do not produce redundant constraints.
1549 (process_all_all_constraints): New helper function.
1550 (do_structure_copy): Use it.
1551 (handle_lhs_call): Likewise.
1552 (find_func_aliases): Handle some builtins with pointer arguments
1553 and/or return values explicitly.
1555 2009-06-19 Ian Lance Taylor <iant@google.com>
1557 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
1559 2009-06-19 Ian Lance Taylor <iant@google.com>
1561 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
1563 2009-06-19 Ian Lance Taylor <iant@google.com>
1565 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
1566 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
1569 * c-decl.c (finish_decl): If -Wc++-compat, warn about
1570 uninitialized const.
1572 2009-06-19 Ian Lance Taylor <iant@google.com>
1574 * dse.c (struct store_info): Rename bitmap field to bmap. Change
1577 * c-decl.c (in_struct, struct_types): Remove.
1578 (struct c_binding): Add in_struct field.
1579 (c_binding_ptr): Define type, along with VEC.
1580 (struct c_struct_parse_info): Define.
1581 (struct_parse_info): New static variable.
1582 (bind): Initialize in_struct field.
1583 (start_struct): Remove enclosing_in_struct and
1584 enclosing_struct_types parameters. Add
1585 enclosing_struct_parse_info parameter. Change all callers. Set
1586 struct_parse_info rather than in_struct and struct_types.
1587 (grokfield): If -Wc++-compat and there is a symbol binding for the
1588 field name, set the in_struct flag and push it on the
1589 struct_parse_info->fields vector.
1590 (warn_cxx_compat_finish_struct): New static function.
1591 (finish_struct): Remove enclosing_in_struct and
1592 enclosing_struct_types parameters. Add
1593 enclosing_struct_parse_info parameter. Change all callers. Don't
1594 set C_TYPE_DEFINED_IN_STRUCT here. Call
1595 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
1596 parameter. Only push on struct_types if warn_cxx_compat.
1597 (finish_enum): Only push on struct_types if warn_cxx_compat.
1598 (declspecs_add_type): Add loc parameter. Change all callers.
1599 Change all error calls to error_at. Pass loc, not input_location,
1600 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
1601 defined in a struct. If -Wc++-compat and parsing a struct, record
1602 that a typedef name was used.
1603 * c-parser.c (c_parser_declspecs): Get location to pass to
1605 (c_parser_struct_or_union_specifier): Update calls to start_struct
1607 * c-tree.h (struct c_struct_parse_info): Declare.
1608 (finish_struct, start_struct): Update declarations.
1609 (declspecs_add_type): Update declaration.
1611 2009-06-19 Ian Lance Taylor <iant@google.com>
1613 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
1614 variable with an anonymous type.
1616 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
1618 * see.c: Remove for real.
1620 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
1622 * optabs.h (enum optab_index): Add new OTI_significand.
1623 (significand_optab): Define corresponding macro.
1624 * optabs.c (init_optabs): Initialize significand_optab.
1625 * genopinit.c (optabs): Implement significand_optab using
1626 significand?f2 patterns.
1627 * builtins.c (expand_builtin_mathfn): Handle
1628 BUILT_IN_SIGNIFICAND{,F,L}.
1629 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
1630 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
1632 * config/i386/i386.md (significandxf2, significand<mode>2): New
1633 expanders to implement significandf, significand and significandl
1634 built-ins as inline x87 intrinsics.
1636 2009-06-18 Anatoly Sokolov <aesok@post.ru>
1638 * config/avr/avr.c (avr_override_options): Remove setting value of
1639 PARAM_INLINE_CALL_COST.
1641 2009-06-18 Richard Henderson <rth@redhat.com>
1644 * tree-pass.h (TDF_ASMNAME): New.
1645 * tree-dump.c (dump_options): Add asmname.
1646 * doc/invoke.texi: Document it.
1648 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
1649 (dump_decl_name): ...here.
1650 (dump_function_name): New flags arg; mind TDF_ASMNAME.
1651 (dump_generic_node): Update dump_function_name calls.
1652 (print_call_name): New flags arg; update all dump calls.
1653 * diagnostic.h (print_call_name): Update.
1654 * gimple-pretty-print.c (dump_gimple_call): Update.
1656 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
1659 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
1661 2009-06-18 Diego Novillo <dnovillo@google.com>
1663 * doc/plugins.texi: Document plugin_is_GPL_compatible.
1664 * plugin.c (str_license): Declare.
1665 (try_init_one_plugin): Assert that the symbol
1666 'plugin_is_GPL_compatible' exists.
1668 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
1671 * Makefile.in (OBJS-common): Remove see.o.
1673 * common.opt (fsee): Mark as preserved for backward compatibility.
1674 * opts.c (common_handle_option): Add OPT_fsee to the backward
1675 compatibility section.
1676 * passes.c (init_optimization_passes, pass_see): Remove pass.
1677 * timevar.def (TV_SEE): Remove.
1678 * tree-pass.h (pass_see): Remove declaration.
1679 * doc/invoke.texi (-fsee): Remove documentation.
1681 2009-06-18 Martin Jambor <mjambor@suse.cz>
1683 * tree-sra.c: Include statistics.h
1684 (sra_stats): New variable.
1685 (sra_initialize): Clear sra_stats.
1686 (create_access_replacement): Increment sra_stats.replacements.
1687 (get_access_replacement): Do not return twice.
1688 (analyze_all_variable_accesses): Increment statistics counter by the
1689 number of scalarized aggregates.
1690 (generate_subtree_copies): Increment sra_stats.subtree_copies.
1691 (sra_modify_expr): Increment sra_stats.exprs.
1692 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
1693 (sra_modify_assign): Increment sra_stats.exprs,
1694 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
1695 (perform_intra_sra): Update statistics counters.
1696 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
1698 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
1700 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
1701 (arm_scalar_mode_supported_p): New function.
1703 2009-06-18 Paul Brook <paul@codesourcery.com>
1704 Sandra Loosemore <sandra@codesourcery.com>
1706 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
1707 (__extendhfsf2, __truncsfhf2): Define.
1708 * config/arm/fp16.c: New file.
1709 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
1710 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
1712 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
1714 * doc/extend.texi (Half-Precision): New section.
1715 * doc/invoke.texi (Option Summary): List -mfp16-format.
1716 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
1717 * config/arm/arm.opt (mfp16-format=): New.
1718 * config/arm/arm.c: Include intl.h.
1719 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
1720 (TARGET_INVALID_RETURN_TYPE): Redefine.
1721 (TARGET_PROMOTED_TYPE): Redefine.
1722 (TARGET_CONVERT_TO_TYPE): Redefine.
1723 (arm_fp16_format): Define.
1724 (all_fpus): Add entry for neon-fp16.
1725 (fp_model_for_fpu): Likewise.
1726 (struct fp16_format): Declare.
1727 (all_fp16_formats): Define.
1728 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
1730 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
1732 (arm_legitimate_index_p): Treat HFmode like HImode.
1733 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
1734 (coproc_secondary_reload_class): Special-case HFmode.
1735 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
1736 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
1737 (arm_init_fp16_builtins): New.
1738 (arm_init_builtins): Call it.
1739 (arm_invalid_parameter_type): New.
1740 (arm_invalid_return_type): New.
1741 (arm_promoted_type): New.
1742 (arm_convert_to_type).
1743 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
1745 (arm_emit_fp16_const): New function.
1746 (arm_mangle_type): Mangle __fp16 as "Dh".
1747 * config/arm/arm.h (TARGET_VFPD32): Make it know about
1749 (TARGET_NEON_FP16): New.
1750 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
1751 (enum fputype): Add FPUTYPE_NEON_FP16.
1752 (enum arm_fp16_format_type): Declare.
1753 (arm_fp16_format): Declare.
1754 (LARGEST_EXPONENT_IS_NORMAL): Define.
1755 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
1756 * config/arm/arm-modes.def (HFmode): Define.
1757 * config/arm/vfp.md: (*movhf_vfp): New.
1760 * config/arm/arm.md: (fpu): Add neon_fp16.
1761 (floatsihf2, floatdihf2): New.
1762 (fix_trunchfsi2, fix_trunchfdi2): New.
1766 (*arm32_movhf): New.
1767 (*thumb1_movhf): New.
1768 (consttable_2): Add check for HFmode constants.
1769 (consttable_4): Handle HFmode constants.
1771 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
1773 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
1775 2009-06-17 Olivier Hainque <hainque@adacore.com>
1777 * collect2.c (main): Use CONST_CAST2 to perform char ** to
1778 const char ** conversion in AIX specific section.
1780 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
1782 * config/i386/i386.c (ix86_special_builtin_type): Remove
1783 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
1784 (bdesc_special_args): Updated.
1785 (ix86_init_mmx_sse_builtins): Likewise.
1786 (ix86_expand_special_args_builtin): Likewise.
1788 2009-06-17 Richard Henderson <rth@redhat.com>
1790 * tree-pretty-print.c (maybe_dump_asm_name): New.
1791 (dump_decl_name): Use it.
1792 (PRINT_FUNCTION_NAME): Merge into...
1793 (dump_function_name): ... here. Use maybe_dump_asm_name.
1795 2009-06-17 Cary Coutant <ccoutant@google.com>
1797 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
1799 * debug.c (struct gcc_debug_hooks): Change placeholder for
1801 (debug_nothing_int_charstar_int): Replaced by...
1802 (debug_nothing_int_charstar_int_bool): ...this.
1803 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
1804 source_line prototype.
1805 (debug_nothing_int_charstar_int): Replaced by...
1806 (debug_nothing_int_charstar_int_bool): ...this.
1807 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
1808 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
1809 Output is_stmt operand when necessary.
1810 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
1811 (notice_source_line): Add is_stmt parameter.
1812 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
1813 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
1815 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
1816 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
1818 2009-06-17 Ian Lance Taylor <iant@google.com>
1820 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
1822 (struct store_by_pieces_d): Rename from store_by_pieces. Change
1825 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
1827 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
1828 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
1829 tree_strip_sign_nop_conversions and
1830 tree_ssa_strip_useless_type_conversions rather than stripping
1831 the operations here.
1832 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
1834 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
1835 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
1836 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
1837 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
1840 2009-06-17 Michael Eager <eager@eagercon.com>
1842 * config/rs6000/constraints.md (register_constraint "d"): New.
1843 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
1844 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
1845 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
1846 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
1847 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
1848 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
1849 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
1850 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
1851 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
1852 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
1854 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
1855 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
1856 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
1857 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
1858 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
1859 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
1860 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
1861 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
1862 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
1863 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
1864 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
1865 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
1866 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
1867 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
1869 2009-06-16 Ian Lance Taylor <iant@google.com>
1871 * profile.c (total_num_never_executed): Don't define.
1872 (compute_branch_probabilities): Don't count or print
1874 (init_branch_prob): Don't set total_num_never_executed.
1875 (end_branch_prob): Don't print total_num_never_executed.
1877 2009-06-17 David Daney <ddaney@caviumnetworks.com>
1879 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
1881 2009-06-17 David Edelsohn <edelsohn@gnu.org>
1883 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
1884 (nabstd2_fpr): Same.
1886 2009-06-17 Steve Ellcey <sje@cup.hp.com>
1888 * expr.c (expand_assignment): Change complex type check.
1890 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
1892 * doc/plugins.texi (Building GCC plugins): Added new section.
1894 2009-06-17 Ian Lance Taylor <iant@google.com>
1896 * c-pch.c (get_ident): Don't set size of templ array.
1897 (pch_init): Don't set size of partial_pch array.
1899 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
1900 string constant to intialize an array whose size is the length of
1903 2009-06-17 Richard Guenther <rguenther@suse.de>
1905 PR tree-optimization/40389
1906 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
1907 to addressable types.
1908 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
1910 2009-06-17 Richard Guenther <rguenther@suse.de>
1913 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
1914 if there is no evolution of left in the loop bail out.
1915 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
1916 chrec_fold_multiply.
1918 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
1919 Janis Johnson <janis187@us.ibm.com>
1922 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
1923 for the symbol ref of a constant that is the source of a move
1924 - nor for any other not-obvious-label-ref constants.
1926 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
1928 * plugin.c (position_pass): Skip newly inserted pass during list
1929 traversal to avoid repeated insertion.
1931 2009-06-16 Ian Lance Taylor <iant@google.com>
1933 * vec.h (VEC_stack_alloc): Define different version if
1934 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
1935 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
1936 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
1937 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
1939 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
1941 * config.gcc (extra_headers): Add ia32intrin.h for x86.
1943 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
1944 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
1945 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
1946 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
1947 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
1948 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
1949 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
1950 (bdesc_special_args): Add __builtin_ia32_rdtsc and
1951 __builtin_ia32_rdtscp.
1952 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
1953 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
1954 and __builtin_ia32_rorhi.
1955 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
1956 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
1957 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
1958 (ix86_expand_args_builtin): Likewise.
1959 (ix86_expand_special_args_builtin): Likewise.
1961 * config/i386/i386.md (UNSPECV_RDTSCP): New.
1962 (UNSPECV_RDTSC): Likewise.
1963 (UNSPECV_RDPMC): Likewise.
1964 (*bsr): Renamed to ...
1966 (*bsr_rex64): Renamed to ...
1970 (*rdpmc_rex64): Likewise.
1973 (*rdtsc_rex64): Likewise.
1975 (*rdtscp): Likewise.
1976 (*rdtscp_rex64): Likewise.
1978 * config/i386/ia32intrin.h: New.
1980 * config/i386/x86intrin.h: Include <ia32intrin.h>.
1982 2009-06-16 Ian Lance Taylor <iant@google.com>
1984 * ira-build.c (copy_info_to_removed_store_destinations):
1985 Initialize parent_a.
1987 2009-06-16 Ian Lance Taylor <iant@google.com>
1989 * c-decl.c (grokdeclarator): Change size_varies to bool.
1991 2009-06-16 Ian Lance Taylor <iant@google.com>
1993 * sel-sched.c: Make forward declarations of move_op_hooks and
1994 fur_hooks explicitly extern.
1996 2009-06-16 Ian Lance Taylor <iant@google.com>
1998 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
1999 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
2001 2009-06-16 Ian Lance Taylor <iant@google.com>
2003 * resource.c (mark_referenced_resources): Change
2004 include_delayed_effects parameter to bool. Change all callers.
2005 (mark_end_of_function_resources): Likewise.
2006 * reorg.c (insn_references_resource_p): Likewise.
2007 (insn_sets_resource_p): Likewise.
2008 * resource.h (mark_referenced_resources): Update declaration.
2009 (mark_end_of_function_resources): Update declaration.
2011 2009-06-16 David Edelsohn <edelsohn@gnu.org>
2013 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
2015 2009-06-16 David Edelsohn <edelsohn@gnu.org>
2017 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
2018 GCC can bootstrap on AIX with GNU Binutils 2.20.
2020 2009-06-16 Ian Lance Taylor <iant@google.com>
2022 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
2024 2009-06-16 Ian Lance Taylor <iant@google.com>
2026 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
2027 inline, not extern inline.
2028 (exact_log2): Likewise.
2029 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
2031 (exact_log2): Likewise, but don't test CTZ_HWI.
2033 2009-06-16 Ian Lance Taylor <iant@google.com>
2035 * bitmap.c (bitmap_clear): Don't declare as inline.
2036 * gimple.c (gimplify_assign): Likewise.
2037 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
2038 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
2039 (sched_scan_info): Remove duplicate definition.
2041 2009-06-16 Ian Lance Taylor <iant@google.com>
2043 * c-common.c (skip_evaluation): Don't define.
2044 (c_inhibit_evaluation_warnings): Define global variable.
2045 (overflow_warning): Check c_inhibit_evaluation_warnings rather
2046 than skip_evaluation.
2047 (convert_and_check, warn_for_div_by_zero): Likewise.
2048 * c-common.h (skip_evaluation): Don't declare.
2049 (c_inhibit_evaluation_warnings): Declare.
2050 * c-parser.c (c_parser_typeof_specifier): Set
2051 c_inhibit_evaluation_warnings rather than skip_evaluation.
2052 (c_parser_conditional_expression): Likewise.
2053 (c_parser_binary_expression): Likewise.
2054 (c_parser_sizeof_expression): Likewise.
2055 (c_parser_alignof_expression): Likewise.
2056 * c-typeck.c (build_indirect_ref): Check
2057 c_inhibit_evaluation_warnings rather than skip_evaluation.
2058 (build_conditional_expr, build_binary_op): Likewise.
2060 2009-06-16 Richard Guenther <rguenther@suse.de>
2062 * tree-ssa-alias.c (is_escape_site): Remove.
2063 * tree-ssa-alias.h (enum escape_type): Remove.
2064 (is_escape_site): Likewise.
2065 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
2066 via casts and asms without deferring to is_escape_site.
2068 2009-06-16 Jakub Jelinek <jakub@redhat.com>
2071 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
2072 use gen_lowpart if op0 has complex mode.
2074 2009-06-16 Richard Guenther <rguenther@suse.de>
2076 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
2077 variables add them to ESCAPED.
2078 (find_func_aliases): Do not make all indirectly stored values escaped.
2080 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
2082 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
2085 2009-06-16 Martin Jambor <mjambor@suse.cz>
2087 PR tree-optimization/40432
2088 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
2089 check whether we need to force gimple register operand.
2091 2009-06-16 Martin Jambor <mjambor@suse.cz>
2093 PR tree-optimization/40413
2094 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
2095 build_ref_for_offset.
2096 (propagate_subacesses_accross_link): Fix a typo in a comment.
2098 2009-06-16 Ira Rosen <irar@il.ibm.com>
2100 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
2101 with additional parameter.
2102 * tree-vectorizer.h (enum vect_def_type): Add new value
2104 (enum vect_relevant): Add comments.
2105 (vect_is_simple_reduction): Add new argument.
2106 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
2107 Detect nested cycles.
2108 (vect_is_simple_reduction): Update documentation, add an argument to
2109 distinguish inner-loop reduction from nested cycle, detect nested
2110 cycles, fix printings and indentation, don't swap operands in case
2112 (get_initial_def_for_reduction): Handle subtraction.
2113 (vect_create_epilog_for_reduction): Add new argument to specify
2115 (vect_finalize_reduction): Handle subtraction, fix comments.
2116 (vectorizable_reduction): Handle nested cycles. In case of nested
2117 cycle keep track of the reduction variable position. Call
2118 vect_is_simple_reduction with additional parameter. Use original
2119 statement code in reduction epilogue for nested cycle. Call
2120 vect_create_epilog_for_reduction with additional parameter.
2121 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
2122 inner-loop vectorization.
2123 (vect_recog_widen_sum_pattern): Likewise.
2124 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
2126 (vect_mark_stmts_to_be_vectorized): Likewise.
2127 (vect_get_vec_def_for_operand): Handle nested cycles.
2129 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2131 * doc/invoke.texi (Debugging Options): Fix option index entries
2132 for -fdump-statistics, -frandom-seed add entries for
2133 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
2134 (FRV Options): Fix entries for -mTLS, -mtls.
2135 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
2136 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
2137 (M68hc1x Options): Fix @itemx for -mnominmax.
2138 (MCore Options): Fix entry for -mno-lsim.
2139 (MMIX Options): Fix entry for -mabi=mmixware.
2140 (PDP-11 Options): Fix entry for -mbcopy-builtin.
2142 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
2144 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
2145 Mention the plugin mode of gengtype.
2146 * doc/gty.texi (Source Files Containing Type Information): Likewise.
2147 * gengtype.c: Updated copyright.
2148 (plugin_files, nb_plugin_files) Added new static variables.
2149 (measure_input_list) Care about plugin_files.
2150 (write_rtx_next): Added early return in plugin mode.
2151 (create_file): Updated copyright year in generated file. Added
2153 (oprintf): Added early return if NULL outf.
2154 (get_output_file_with_visibility): Care of plugin_files.
2155 (get_output_file_name): May return null.
2156 (write_local): Added early return.
2157 (put_mangled_filename): Ditto.
2158 (finish_root_table): Added check for base_files.
2159 (write_roots): Care about null when plugins.
2160 (main): Added plugin mode.
2162 2009-06-15 Ian Lance Taylor <iant@google.com>
2164 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
2165 * gcov.c (read_count_file): Add braces around variables declared
2168 * c.opt (Wjump-misses-init): New warning.
2169 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
2170 -Wall and -Wc++-compat if not already set.
2171 (c_common_post_options): Clear warn_jump_misses_init if it was not
2173 * c-decl.c (struct c_binding): Change type field to a union with
2174 new label field. Make it the first field in the struct. Update
2175 references to type to use u.type instead.
2176 (struct c_spot_bindings): Define.
2177 (struct c_goto_bindings): Define.
2178 (c_goto_bindings_p): Define, along with VECs.
2179 (struct c_label_vars): Define.
2180 (struct c_scope): Add has_label_bindings field.
2181 (bind_label, set_spot_bindings): New static functions.
2182 (decl_jump_unsafe, update_spot_bindings): New static functions.
2183 (update_label_decls): New static function.
2184 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
2185 Update binding u.label field to shadowed field.
2186 (c_binding_start_stmt_expr): New function.
2187 (c_binding_end_stmt_expr): New function.
2188 (pushdecl): Don't call c_begin_vm_scope.
2189 (make_label): Add defining and p_label_vars parameters. Change
2191 (lookup_label): Correct test for whether a label has not yet been
2192 defined. Call bind_label rather than bind.
2193 (warn_about_goto): New static function.
2194 (lookup_label_for_goto): New function.
2195 (declare_label): Call bind_label rather than bind.
2196 (check_earlier_gotos): New static function.
2197 (define_label): Don't give errors about jumping into statement
2198 expressions or scopes of variably modified types. Call
2199 set_spot_bindings and check_earlier_gotos. Call bind_label
2200 instead of bind. Don't set label_context_stack_se or
2201 label_context_stack_vm.
2202 (c_get_switch_bindings): New function.
2203 (c_release_switch_bindings): New function.
2204 (c_check_switch_jump_warnings): New function.
2205 (start_function): Don't set label_context_stack_se or
2206 label_context_stack_vm.
2207 (finish_function): Likewise.
2208 * c-typeck.c (label_context_stack_se): Don't define.
2209 (label_context_stack_vm): Don't define.
2210 (c_finish_goto_label): Call lookup_label_for_goto rather than
2211 lookup_label. Don't give errors about jumping into a statement
2212 expression or the scope of a variably modified type. Don't set
2213 label_context_stack_se or label_context_stack_vm.
2214 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
2215 fields. Add bindings field.
2216 (c_start_case): Don't set deleted fields. Set bindings field.
2217 (do_case): Rework order of tests. Don't check blocked_stmt_expr
2218 or blocked_vm. Call c_check_switch_jump_warnings.
2219 (c_finish_case): Don't test blocked_stmt_expr field. Call
2220 c_release_switch_bindings.
2221 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
2222 c_switch_stack. Don't walk label_context_stack_se labels. Don't
2223 set label_context_stack_se. Call c_bindings_start_stmt_expr.
2224 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
2225 c_switch_stack. Don't walk label_context_stack_se labels. Don't
2226 set label_context_stack_se. Call c_bindings_end_stmt_expr.
2227 (c_begin_vm_scope, c_end_vm_scope): Don't define.
2228 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
2229 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
2230 (C_DECL_UNJUMPABLE_VM): Don't define.
2231 (C_DECL_UNDEFINABLE_VM): Don't define.
2232 (struct c_label_list): Don't define.
2233 (struct c_label_context_se): Don't define.
2234 (struct c_label_context_vm): Don't define.
2235 (struct c_spot_bindings): Declare.
2236 (c_bindings_start_stmt_expr): Declare.
2237 (c_bindings_end_stmt_expr): Declare.
2238 (lookup_label_for_goto): Declare.
2239 (c_get_switch_bindings, c_release_switch_bindings): Declare.
2240 (c_check_switch_jump_warnings): Declare.
2241 (label_context_stack_se, label_context_stack_vm): Don't declare.
2242 (c_finish_goto_label): Update declaration.
2243 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
2244 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
2245 (Warning Options): Document -Wjump-misses-init.
2247 2009-06-15 Jakub Jelinek <jakub@redhat.com>
2249 * tree-object-size.c (addr_object_size): Fix a pasto in the last
2252 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
2254 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
2256 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
2258 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
2260 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
2262 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
2264 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
2266 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
2267 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
2268 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
2269 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
2270 * dwarf2asm.c (dw2_force_const_mem): Update call to
2272 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
2273 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
2274 * langhooks.c (lhd_comdat_group): Remove.
2275 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
2276 * tree.h (DECL_COMDAT_GROUP): New.
2277 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
2278 (tree_decl_with_vis): Add comdat_group. Remove one_only.
2279 (make_decl_one_only): Change signature.
2280 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
2282 (make_decl_one_only): Change signature.
2283 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
2285 2009-06-15 Richard Guenther <rguenther@suse.de>
2288 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
2290 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2292 * tree-ssa-math-opts.c: Remove extra divide.
2294 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2296 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
2298 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2300 * passes.c: Add bswap pass.
2301 * tree-pass.h: Add pass_optimize_bswap declaration.
2302 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
2303 Include rtl.h, expr.h and optabs.h for optab_handler check.
2304 (struct symbolic_number, pass_optimize_bswap): New definition.
2305 (do_shift_rotate, verify_symbolic_number_p): New functions.
2306 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
2307 (gate_optimize_bswap): New function.
2308 * tree.c (widest_int_cst_value): New function.
2309 * tree.h (widest_int_cst_value): Prototype added.
2311 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
2313 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
2314 REG_EQUAL/REG_EQUIV notes.
2316 2009-06-14 Richard Guenther <rguenther@suse.de>
2319 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
2320 has its address taken if NRV was applied and it is addressable.
2321 * tree-ssa-structalias.c (get_constraint_for_address_of): New
2322 function split out from ...
2323 (get_constraint_for_1): ... here.
2324 (handle_rhs_call): Use it to mark the return slot escaped if
2325 it is addressable and NRV was applied.
2327 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
2329 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
2330 Change first argument type to location_t.
2331 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
2332 Do not set input_location.
2333 Use loc instead of input_location throughout.
2335 2009-06-13 Richard Guenther <rguenther@suse.de>
2337 PR tree-optimization/40421
2338 * tree-predcom.c (should_unroll_loop_p): Remove.
2339 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
2341 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
2343 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2344 Add location argument.
2346 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
2348 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
2350 * config/s390/s390.c (s390_build_builtin_va_list): Same.
2351 (s390_gimplify_va_arg): Pass location to create_artificial_label.
2352 * config/spu/spu-protos.h: Add location to
2353 spu_resolve_overloaded_builtin.
2354 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
2355 spu_build_builtin_va_list.
2356 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
2357 argument. Pass location to build_function_call_vec.
2358 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
2360 (emit_fpu_switch): Same.
2361 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
2362 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
2363 to build_decl and create_artificial_label.
2364 (xtensa_gimplify_va_arg_expr): Same.
2365 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
2366 (xstormy16_gimplify_va_arg_expr): Same.
2367 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
2368 * config/arm/arm.c (arm_build_builtin_va_list): Same.
2369 * config/mips/mips.c (mips_build_builtin_va_list): Same.
2370 (mips16_build_function_stub): Same.
2371 (mips16_build_call_stub): Same.
2373 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
2376 * arm/constraints.md (Pa, Pb): New constraints.
2377 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
2378 split pattern to deal with them.
2380 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
2382 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
2383 fix index entry for -Xpreprocessor.
2385 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
2387 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2388 Add location argument to build_decl call.
2389 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
2390 (rs6000_init_builtins): Same.
2391 (spe_init_builtins): Same.
2392 (rs6000_gimplify_va_arg): Add location argument to
2393 create_artificial_label call.
2395 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
2397 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
2398 * combine-stack-adj.c (pass_stack_adjustments): Use it.
2399 * Makefile.in: Fix GGC dependency for gcse.o.
2401 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
2403 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
2404 * gimple-pretty-print.c (dump_gimple_stmt): Same.
2405 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
2407 * c-parser.c (c_parser_binary_expression): Use current column while
2408 building binary operations.
2409 * common.opt (fshow-column): Enable by default.
2410 * tree-vrp.c (check_array_ref): Use warning_at.
2411 (check_array_bounds): Use location from call back if expr has no
2413 * tree.h: Add location argument to maybe_fold_*.
2414 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
2415 (maybe_fold_offset_to_array_ref): Add location argument and use it.
2416 (maybe_fold_offset_to_component_ref): Same.
2417 (maybe_fold_offset_to_reference): Same.
2418 (maybe_fold_offset_to_address): Same.
2419 (maybe_fold_stmt_indirect): Same.
2420 (maybe_fold_stmt_addition): Same.
2421 (fold_stmt_r): Pass location to maybe_fold_*.
2422 (fold_gimple_assign): Same.
2423 * c-tree.h: Add location argument to finish_decl,
2424 default_function_array_conversion, store_init_value.
2425 * c-decl.c (define_label): Use error_at.
2426 (c_make_fname_decl): Pass location to finish_decl.
2427 (finish_decl): New location argument.
2428 (build_compound_literal): Pass location to store_init_value.
2429 (grokdeclarator): Pass location to finish_decl.
2431 * c-typeck.c (array_to_pointer_conversion): New location argument.
2432 (function_to_pointer_conversion): Same.
2433 (default_function_array_conversion): Same.
2434 (parser_build_unary_op): Pass location to overflow_warning.
2435 (parser_build_binary_op): Same. Use warning_at.
2436 (build_unary_op): Pass location to array_to_pointer_conversion.
2437 (build_c_cast): Pass location to digest_init.
2438 (build_modify_expr): New location argument.
2439 (convert_for_assignment): Same.
2440 (store_init_value): Same.
2441 (digest_init): Same.
2442 (output_init_element): Pass location to digest_init and
2443 array_to_pointer_conversion.
2444 (c_finish_return): Pass location to convert_for_assignment.
2445 * gimplify.c (gimplify_conversion): Pass location to
2446 maybe_fold_offset_to_address.
2447 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
2448 to maybe_fold_stmt_addition.
2449 * c-omp.c (c_finish_omp_atomic): Pass new location to
2451 (c_finish_omp_for): Same.
2452 * c-common.c (overflow_warning): New argument.
2453 * c-common.h: New argument to build_modify_expr, overflow_warning.
2454 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
2456 (c_parser_initializer): Pass location to
2457 default_function_array_conversion.
2458 (c_parser_initelt): Same.
2459 (c_parser_initval): Same.
2460 (c_parser_asm_operands): Same.
2461 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
2462 (c_parser_conditional_expression): Same.
2463 (c_parser_binary_expression): Add location info to stack. Use it.
2464 (c_parser_unary_expression): Pass location to
2465 default_function_array_conversion, parser_build_unary_op,
2466 build_indirect_ref, c_parser_postfix_expression_after_primary.
2467 (c_parser_postfix_expression_after_primary): New location argument.
2469 (c_parser_expression_conv): Pass location to
2470 default_function_array_conversion.
2471 (c_parser_expr_list): Same.
2472 (c_parser_omp_atomic): Same.
2473 (c_parser_omp_for_loop): Same.
2474 * c-tree.h: (struct c_declarator): Add comment to id_loc.
2475 (build_array_declarator): New argument.
2476 * c-decl.c (build_array_declarator): Add location argument.
2477 (grokdeclarator): Set id_loc for cdk_array.
2478 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
2479 build_array_declarator.
2480 * tree.c (build_omp_clause): Add location argument.
2481 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
2482 (OMP_CLAUSE_LOCATION): New macro.
2483 (struct tree_omp_clause): Add location field.
2484 (build_omp_clause): Add argument.
2485 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
2486 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
2488 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
2489 (cp_parser_omp_clause_collapse): Same.
2490 (cp_parser_omp_clause_default): Same.
2491 (cp_parser_omp_clause_if): Same.
2492 (cp_parser_omp_clause_nowait): Same.
2493 (cp_parser_omp_clause_num_threads): Same.
2494 (cp_parser_omp_clause_ordered): Same.
2495 (cp_parser_omp_clause_schedule): Same.
2496 (cp_parser_omp_clause_untied): Same.
2497 (cp_parser_omp_for_loop): Same.
2498 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
2499 * c-tree.h (c_start_case): Add location argument.
2500 (c_process_expr_stmt): Same.
2501 (c_finish_goto_*): Same.
2502 * tree-parloops.c (initialize_reductions): Pass location to
2504 (create_parallel_loop): Same.
2505 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
2506 (gfc_trans_omp_reduction_list): Same.
2507 (gfc_trans_omp_clauses): Same.
2508 (gfc_trans_omp_do): Same.
2509 * c-typeck.c (c_finish_goto_label): Same.
2510 (c_finish_goto_ptr): New location argument.
2511 (c_start_case): Same.
2512 (emit_side_effect_warnings): Same.
2513 (c_process_expr_stmt): Same.
2514 (c_finish_stmt_expr): Same.
2515 (c_finish_omp_clauses): Use error_at instead of error.
2516 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
2518 * c-omp.c (c_split_parallel_clauses): New location argument.
2519 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
2520 to build_omp_clause.
2521 (convert_local_reference_stmt): Same.
2522 (convert_gimple_call): Same.
2523 * c-common.h (c_split_parallel_clauses): New argument.
2524 * c-parser.c (c_parser_statement_after_labels): Pass location to
2525 c_finish_goto_label.
2526 (c_parser_switch_statement): Pass location to c_start_case.
2527 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
2528 and c_process_expr_stmt.
2529 (c_parser_omp_variable_list): Add location argument.
2530 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
2531 (c_parser_omp_clause_default): Same.
2532 (c_parser_omp_clause_if): Same.
2533 (c_parser_omp_clause_num_threads): Same.
2534 (-c_parser_omp_clause_ordered): Same.
2535 (c_parser_omp_clause_reduction): Pass location to
2536 c_parser_omp_variable_list.
2537 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
2538 (c_parser_omp_clause_untied): Same.
2539 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
2540 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
2542 * c-tree.h (check_for_loop_decls, undeclared_variable,
2543 build_component_ref, build_array_ref, build_external_ref,
2544 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
2545 build_conditional_expr, build_compound_expr, c_cast_expr,
2546 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
2547 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
2549 * c-semantics.c (build_stmt): Same.
2550 (build_case_label): Same.
2551 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
2552 (undeclared_variable): New argument.
2554 (lookup_label): Pass location on down.
2555 (define_label): Same.
2556 (finish_decl): Same.
2557 (build_compound_literal): Same.
2558 (finish_struct): Same.
2559 (finish_function): Do not set location here.
2560 (check_for_loop_decls): New argument.
2561 * tree.c (save_expr): Set location.
2562 (build_empty_stmt): New argument.
2563 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
2564 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
2565 * builtins.c (gimplify_va_arg_expr): Use locations.
2566 (expand_builtin_sync_operation): Same.
2567 * c-typeck.c (build_component_ref): New argument.
2568 (build_array_ref): Same.
2569 (build_external_ref): Same.
2570 (c_expr_sizeof_expr): Same.
2571 (c_expr_sizeof_type): Same.
2572 (parser_build_unary_op): Same.
2573 (build_conditional_expr): Same.
2574 (build_compound_expr): Pass location on down.
2575 (build_compound_expr): New argument.
2576 (build_c_cast): Same.
2577 (c_cast_expr): Same.
2578 (build_asm_expr): Same.
2579 (c_finish_return): Same.
2580 (c_process_expr_stmt): Pass location on down.
2581 (c_finish_stmt_expr): New argument.
2582 (push_clenaup): Same.
2583 (c_finish_omp_parallel): Same.
2584 (c_finish_omp_task): Same.
2585 * gimplify.c (gimplify_call_expr): Pass location on down.
2586 * c-omp.c (c_finish_omp_master): New argument.
2587 (c_finish_omp_critical): Same.
2588 (c_finish_omp_ordered): Same.
2589 (c_finish_omp_barrier): Same.
2590 (-c_finish_omp_taskwait): Same.
2591 (c_finish_omp_atomic): Same.
2592 (c_finish_omp_flush): Same.
2593 * tree-inline.c (copy_tree_body_r): Pass location on down.
2594 (inline_forbidden_p): Remove use of input_location.
2595 * c-gimplify.c (c_build_bind_expr): New argument.
2596 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
2597 (c_sizeof_or_alignof_type): New argument.
2598 (c_alignof_expr): Same.
2599 (build_va_arg): Same.
2600 (c_add_case_label): Same.
2601 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
2602 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
2603 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
2604 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
2605 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
2606 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
2608 * stub-objc.c (objc_build_selector_expr): Same.
2609 (objc_build_throw_stmt): Same.
2610 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
2611 (c_parser_initelt): Same.
2612 (c_parser_compound_statement): Same.
2613 (c_parser_compound_statement_nostart): Same.
2614 (c_parser_label): Same.
2615 (c_parser_statement_after_labels): Same.
2616 (c_parser_if_body): Same.
2617 (c_parser_else_body): Same.
2618 (c_parser_if_statement): Same.
2619 (c_parser_switch_statement): Same.
2620 (c_parser_while_statement): Same.
2621 (c_parser_do_statement): Same.
2622 (c_parser_for_statement): Same.
2623 (c_parser_asm_statement): Same.
2624 (c_parser_conditional_expression): Same.
2625 (c_parser_binary_expression): Same.
2626 (c_parser_cast_expression): Same.
2627 (c_parser_unary_expression): Same.
2628 (c_parser_sizeof_expression): Same.
2629 (c_parser_alignof_expression): Same.
2630 (c_parser_postfix_expression): Same.
2631 (c_parser_expression): Same.
2632 (c_parser_objc_receiver): Same.
2633 (c_parser_omp_variable_list): Same.
2634 (c_parser_omp_structured_block): Same.
2635 (c_parser_omp_atomic): New argument.
2636 (c_parser_omp_barrier): Same.
2637 (c_parser_omp_critical): Same.
2638 (c_parser_omp_flush): Pass location on down.
2639 (c_parser_omp_for_loop): New argument.
2640 (c_parser_omp_for): Same.
2641 (c_parser_omp_master): Same.
2642 (c_parser_omp_ordered): Same.
2643 (c_parser_omp_sections_scope): Same.
2644 (c_parser_omp_sections): Same.
2645 (c_parser_omp_parallel): Same.
2646 (c_parser_omp_single): Same.
2647 (c_parser_omp_task): Same.
2648 (c_parser_omp_taskwait): Pass location on down.
2649 (c_parser_omp_construct): Same.
2650 (c_parser_omp_threadprivate): Same.
2651 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
2652 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
2653 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
2654 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
2655 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
2656 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
2657 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
2658 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
2659 config/i386/i386.c, stmt.c:
2660 Add location argument to the following function definitions and/or
2661 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
2662 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
2663 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
2664 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
2665 do_case, c_finish_bc_stmt, build_compound_literal,
2666 build_function_call.
2667 * c-decl.c (build_compound_literal): Add location argument.
2668 Make all diagnostic calls use location.
2669 (start_struct): Same.
2670 (finish_struct): Same.
2672 (build_enumerator): Same.
2673 (start_function): Same.
2674 (grokdeclarator): Make all diagnostic calls use location.
2675 (store_parm_decls_oldstyle): Same.
2676 * c-typeck.c (build_function_call): Add location argument.
2677 Make all diagnostic calls use location.
2679 (c_finish_bc_stmt): Same.
2680 * tree-nested.c (get_trampoline_type): Add argument.
2681 Pass location to build_decl.
2682 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
2683 * rtl.h (RTL_LOCATION): New.
2684 * c-common.c (c_add_case_label): Add location argument.
2685 Make all diagnostic calls use location.
2686 * c-common.h: Add location argument to make_fname_decl, do_case,
2687 c_add_case_label, build_function_call, resolve_overloaded_builtin.
2688 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
2689 Set it appropriately for every case. Pass enum_loc to start_enum
2690 call. Pass value_loc first to build_enumerator. Pass enum_loc to
2692 (c_parser_struct_or_union_specifier): Save location. Use it for
2693 start_struct, finish_struct, and parser_xref_tag.
2695 2009-06-12 Ian Lance Taylor <iant@google.com>
2697 * fold-const.c (fold_unary): Rename local variable and to and_expr.
2699 * c-opts.c (c_common_handle_option): For -Wc++-compat set
2700 cpp_opts->warn_cxx_operator_names.
2702 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
2705 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
2706 is returns NULL and OP is a VCE, look through the VCE.
2708 2009-06-12 Ian Lance Taylor <iant@google.com>
2711 * collect2.c (main): Use CONST_CAST2 in code inside #if
2712 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
2714 2009-06-12 Joey Ye <joey.ye@intel.com>
2717 * cfgexpand.c (get_decl_align_unit): Update
2718 max_used_stack_slot_alignment with align instead of
2719 stack_alignment_needed.
2721 * function.c (assign_stack_local_1): Update
2722 max_used_stack_slot_alignment with alignment_in_bits instead
2723 of stack_alignment_needed.
2724 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
2727 2009-06-12 Jakub Jelinek <jakub@redhat.com>
2729 * dwarf2out.c (last_var_location_insn): New variable.
2730 (dwarf2out_end_epilogue): Clear last_var_location_insn.
2731 (dwarf2out_var_location): Don't record anything after last real
2732 insn. Only change labels if there were any real instructions
2733 in between last note and this one, or if changed sections.
2735 2009-06-11 Richard Henderson <rth@redhat.com>
2737 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
2738 note when storing the frame pointer in a register.
2739 (FRP): Don't redefine to nothing for epilogue.
2740 (alpha_expand_epilogue): Mark register and sp restores.
2741 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
2743 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
2744 when gen_lowpart is needed.
2746 2009-06-11 Richard Henderson <rth@redhat.com>
2748 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
2750 * dwarf2out.c (need_data_align_sf_opcode): New.
2751 (div_data_align): Move earlier.
2752 (def_cfa_1, reg_save): Use it.
2754 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
2756 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
2757 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
2758 (ix86_handle_option): Handle OPT_mcrc32.
2759 (ix86_target_string): Add -mcrc32.
2760 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
2762 * config/i386/i386.h (TARGET_CRC32): New.
2764 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
2765 (sse4_2_crc32di): Likewise.
2767 * config/i386/i386.opt (mcrc32): New.
2769 * doc/invoke.texi: Document -mcrc32.
2771 2009-06-11 Richard Henderson <rth@redhat.com>
2773 * common.opt (gdwarf-): Accept a version number.
2774 * doc/invoke.texi (gdwarf-): Update docs.
2775 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
2776 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
2777 version level, and record it.
2779 * dwarf2.h (DW_CIE_VERSION): Remove.
2780 * dwarf2out.c (DWARF_VERSION): Remove.
2781 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
2782 (output_call_frame_info): Use CIE version 3 for dwarf3,
2783 or if the return register column is out of range for version 1.
2784 (dwarf_stack_op_name): Add all dwarf3 values.
2785 (DEBUG_PUBTYPES_SECTION): New.
2786 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
2787 encoding change for dwarf3.
2788 (output_die) [dw_val_class_die_ref]: Likewise.
2789 (output_compilation_unit_header): Emit correct version for dwarf3.
2790 (output_line_info): Likewise.
2791 (output_pubnames): Update for DWARF_VERSION removal.
2792 (output_aranges): Likewise.
2793 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
2794 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
2795 (dwarf2out_finish): Likewise.
2797 2009-06-11 David Daney <ddaney@caviumnetworks.com>
2799 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
2802 2009-06-11 David Daney <ddaney@caviumnetworks.com>
2805 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
2806 * builtins.c (expand_builtin_unreachable): New function.
2807 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
2808 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
2809 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
2811 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
2812 searching for missing barriers.
2814 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2816 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
2817 when -fprofile-generate* was passed.
2818 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
2820 2009-06-11 Anthony Green <green@moxielogic.com>
2822 * config/moxie/moxie.md: Define length attribute for all instructions.
2824 (*b<cond:code>): Support limited branch ranges for new PC-relative
2825 branch instructions.
2826 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
2828 2009-06-11 Jakub Jelinek <jakub@redhat.com>
2830 * config/i386/i386.c (min_insn_size): Use get_attr_length
2831 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
2834 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
2835 instead of emit_insn_before.
2837 2009-06-10 Ian Lance Taylor <iant@google.com>
2840 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
2843 2009-06-10 Revital Eres <eres@il.ibm.com>
2845 * passes.c (init_optimization_passes): Reschedule
2846 predictive-commoning pass before complete unroll pass.
2848 2009-06-10 Martin Jambor <mjambor@suse.cz>
2850 * cgraph.c (cgraph_node_can_be_local_p): New function.
2851 (cgraph_make_node_local): New function.
2852 * cgraph.h (cgraph_node_can_be_local_p): Declare.
2853 (cgraph_make_node_local): Declare.
2855 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
2857 * tree.h (tree_base): Add packed_flag and user_align fields.
2858 Decrease size of spare field.
2859 (TYPE_USER_ALIGN): Use user_align from tree_base.
2860 (DECL_USER_ALIGN): Likewise.
2861 (TYPE_PACKED): Use packed_flag from tree_base.
2862 (DECL_PACKED): Likewise.
2863 (tree_type): Delete packed_flag and user_align fields. Widen
2864 precision field. Widen mode field and shuffle fields to align
2865 mode on an 8-bit boundary.
2866 (tree_decl_common): Delete decl_flag_1 and user_align fields.
2867 Renumber decl_flag_* fields. Fix comments. Widen
2868 decl_common_unused field.
2869 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
2870 (DECL_EXTERNAL): Likewise.
2871 (DECL_BIT_FIELD): Likewise.
2872 (DECL_NONADDRESSABLE_P): Likewise.
2873 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
2874 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
2876 2009-06-10 Ian Lance Taylor <iant@google.com>
2878 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
2879 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
2880 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
2881 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
2882 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
2883 DEF_VEC_ALLOC_FUNC_P.
2884 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
2885 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
2886 DEF_VEC_ALLOC_FUNC_O.
2887 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
2888 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
2889 DEF_VEC_ALLOC_FUNC_I.
2890 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
2891 (vec_stack_p_reserve_exact_1): Declare.
2892 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
2893 (vec_stack_free): Declare.
2894 (VEC_stack_alloc): Define.
2895 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
2896 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
2897 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
2898 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
2900 (stack_vecs): New static variable.
2901 (vec_stack_p_reserve_exact_1): New function.
2902 (vec_stack_o_reserve_1): New static function.
2903 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
2904 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
2905 (vec_stack_free): New function.
2906 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
2907 (VEC_df_ref_stack_alloc): Define.
2908 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
2909 DEF_VEC_ALLOC_P_STACK.
2910 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
2911 (struct df_collection_rec): Change _vec fields to VEC. Remove
2913 (df_free_collection_rec): Adjust for new fields.
2914 (df_insn_rescan): Use new df_collection_rec fields.
2915 (df_notes_rescan, df_canonize_collection_rec): Likewise.
2916 (df_ref_create_structure, df_ref_record): Likewise.
2917 (df_get_conditional_uses, df_get_call_refs): Likewise.
2918 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
2919 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
2920 (df_record_exit_block_uses, df_bb_verify): Likewise.
2921 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
2922 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
2923 Remove count parameter. Change return type to void. Change all
2925 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
2926 Remove count parameter. Change return type to void. Change all
2928 (df_install_refs): Change old_vec parameter to VEC. Remove count
2929 parameter. Change all callers.
2930 (df_install_mws): Change old_vec parameter to VEC. Remove count
2931 parameter. Change all callers.
2932 (df_refs_verify): Change new_rec parameter to VEC. Change call
2934 (df_mws_verify): Likewise.
2936 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
2938 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
2940 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
2942 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
2944 2009-06-10 Anthony Green <green@moxielogic.com>
2946 * config/moxie/crti.asm: New file.
2947 * config/moxie/crtn.asm: New file.
2948 * config/moxie/moxie.c: New file.
2949 * config/moxie/moxie.h: New file.
2950 * config/moxie/sfp-machine.h: New file.
2951 * config/moxie/moxie-protos.h: New file.
2952 * config/moxie/t-moxie: Created.
2953 * config/moxie/t-moxie-softfp: Created.
2954 * config/moxie/moxie.md: Created.
2955 * config/moxie/constraints.md: Created.
2956 * config.gcc: Add moxie support.
2957 * doc/md.texi (Machine Constraints): Add moxie constraints.
2958 * doc/contrib.texi (Contributors): Mention moxie port.
2959 * doc/install.texi (Specific): Mention the moxie port.
2961 2009-06-09 Ian Lance Taylor <iant@google.com>
2963 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
2965 * optabs.c (optab_table): Only use designated initializers if
2966 HAVE_DESIGNATED_INITIALIZERS is defined.
2967 (convert_optab_table): Likewise.
2968 (init_optabs): Always call init_insn_codes if
2969 HAVE_DESIGNATED_INITIALIZERS is not defined.
2971 2009-06-09 Ian Lance Taylor <iant@google.com>
2973 * targhooks.c (default_builtin_vectorized_function): Change fn
2974 parameter to unsigned int.
2975 (default_builtin_vectorized_conversion): Change code parameter to
2977 (default_builtin_reciprocal): Change fn parameter to unsigned int.
2978 * targhooks.h: Update declarations.
2979 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
2980 parameter to unsigned int.
2982 * c-typeck.c (comptypes_check_enum_int): New static function.
2983 (comptypes_internal): Add enum_and_int_p parameter. Change all
2985 (comp_target_types): Add location parameter. Change all callers.
2986 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
2988 (function_types_compatible_p, type_lists_compatible_p): Likewise.
2989 (build_conditional_expr): Add colon_loc parameter. Change all
2991 (convert_for_assignment): Add location parameter. Change all callers.
2992 * c-parser.c (c_parser_conditional_expression): Pass location of
2993 colon to build_conditional_expr.
2994 * c-tree.h (build_conditional_expr): Update declaration.
2996 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
2998 * graphite.c: Revert previous patch.
3000 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
3003 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
3005 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
3007 * tree-ssa-loop-prefetch.c
3008 (loop_prefetch_arrays): Fixed a portability problem in printf format
3011 2009-06-09 Martin Jambor <mjambor@suse.cz>
3013 PR tree-optimization/40351
3014 * tree-sra.c (propagate_subacesses_accross_link): Check that a
3015 refrence to a potential artifical subaccess can be constructed.
3017 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
3019 * config/sh/sh-protos.h (sh_optimization_options): Declare.
3020 (sh_override_options): Likewise.
3021 * config/sh/sh.c: Include params.h.
3022 (sh_optimization_options): New.
3023 (sh_override_options): Likewise.
3024 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
3025 (OVERRIDE_OPTIONS): Use sh_override_options.
3027 2009-06-08 Jakub Jelinek <jakub@redhat.com>
3029 * dwarf2out.c (emit_cfa_remember): New variable.
3030 (add_fde_cfi): If emit_cfa_remember, recurse to add
3031 DW_CFA_remember_state first.
3032 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
3033 instead just set emit_cfa_remember.
3035 2009-06-08 Jan Hubicka <jh@suse.cz>
3038 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
3040 2009-06-08 Jan Hubicka <jh@suse.cz>
3043 * cgraphunit.c (save_inline_function_body): Do not copy transform
3044 hooks for saved inline bodies.
3045 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
3048 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
3050 * jump.c (returnjump_p): Handle delayed branches. Add missing
3053 2009-06-08 Jan Hubicka <jh@suse.cz>
3056 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
3057 original node might've been modified.
3058 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
3060 2009-06-08 Jakub Jelinek <jakub@redhat.com>
3062 * tree-object-size.c (addr_object_size): Add OSI argument.
3063 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
3064 (compute_builtin_object_size, expr_object_size): Adjust callers.
3065 (plus_stmt_object_size): Call addr_object_size instead of
3066 compute_builtin_object_size.
3068 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
3069 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3071 * tree-ssa-loop-prefetch.c
3072 (gather_memory_references): Introduced a counter for the number of
3074 (anything_to_prefetch_p): Introduced a counter for the number of
3076 (is_loop_prefetching_profitable): New function with a cost model
3078 (loop_prefetch_arrays): Use the new cost model to determine if
3079 prefetching is profitable.
3080 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
3081 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3082 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
3083 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3084 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
3085 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3087 2009-06-08 Michael Matz <matz@suse.de>
3090 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
3091 partitions use the same.
3092 (expand_one_var): Deal with DECL_RTL sometimes begin set also
3093 for basevars of SSA_NAMEs.
3094 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
3095 to not expand them twice.
3096 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
3099 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
3101 * common.opt (fcompare-debug=, fcompare-debug-second): New.
3102 (fdump-final-insns=, gtoggle): New.
3103 * doc/invoke.texi: Document them.
3104 * final.c (rest_of_clean_state): Dump final insn stream.
3105 * gcc.c (invoke_as): Hook in -fcompare-debug.
3106 (static_spec_functions): Add compare-debug-dump-opt,
3107 compare-debug-self-opt and compare-debug-auxbase-opt.
3108 (compare_debug, compare_debug_second, compare_debug_opt): New.
3109 (switches_debug_check, n_switches_debug_check): New.
3110 (debug_auxbase_opt, debug_check_temp_file): New.
3111 (process_command): Handle -fno-compare-debug, -fcompare-debug and
3113 (do_self_spec): Handle arguments after switches.
3114 (do_spec_1): Add .gk extension to temp file basenames for compare.
3115 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
3116 (cc1_options): Use it instead of normal auxbase computation for
3117 the second compare-debug compilation.
3118 (compare_files): New.
3119 (main): Set up and implement compare debug mode.
3120 (compare_debug_dump_opt_spec_function): New.
3121 (compare_debug_self_opt_spec_function): New.
3122 (compare_debug_auxbase_opt_spec_function): New.
3123 * toplev.c (process_options): Handle flag_gtoggle,
3124 flag_dump_final_insns.
3125 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
3126 during -fcompare-debug-second compilation.
3128 2009-06-07 Ian Lance Taylor <iant@google.com>
3130 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
3131 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
3133 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
3134 with no default node. Change warning with %H to warning_at.
3135 Don't clear warn_switch around case checking.
3136 * doc/invoke.texi (Warning Options): Clarify distinction between
3137 -Wswitch and -Wswitch-enum.
3139 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3141 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
3143 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3145 * gbl-ctors.h: Add header guard.
3147 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3149 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
3150 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
3151 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
3152 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
3153 prototypes for removed functions.
3154 (expressions_equal_p): Move to ...
3155 * tree-ssa-sccvn.h: ... here and ...
3156 * matrix-reorg.c: ... adjust includes.
3158 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3160 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
3162 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3164 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
3165 (finish_function): Remove erroneous whitespace.
3167 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3169 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
3170 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
3172 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3174 * errors.c (internal_error): Commentary typo fix.
3175 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
3176 * tree-ssa-pre.c: Ditto.
3178 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3180 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
3181 them is supposed to hold actual statements.
3183 2009-06-06 Ian Lance Taylor <iant@google.com>
3185 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
3186 empty statements can now have attributes.
3188 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
3190 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
3191 * config/mips/mips.md: Ditto.
3193 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
3195 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
3197 (__eabi_uconvert): Likewise.
3199 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
3201 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
3202 CFI_* definitions with IN_GCC.
3204 2009-06-05 David Edelsohn <edelsohn@gnu.org>
3206 * xcoffout.h (xcoffout_source_line): Update prototype.
3208 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3210 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
3211 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
3213 2009-06-05 Jakub Jelinek <jakub@redhat.com>
3216 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
3217 inlined_function_outer_scope_p blocks for artificial inlines
3219 * tree.c (tree_nonartificial_location): Rewrite using
3220 block_nonartificial_location.
3222 2009-06-05 Revital Eres <eres@il.ibm.com>
3223 Leehod Baruch <leehod@il.ibm.com>
3225 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
3226 (expand_expr_real_1): Remove comment.
3227 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3228 Vectorize misaligned access when the target supports it.
3229 (vect_supportable_dr_alignment): Check for unaligned access support.
3230 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
3233 2009-06-05 Julian Brown <julian@codesourcery.com>
3235 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
3236 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
3238 2009-06-05 Richard Guenther <rguenther@suse.de>
3241 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
3244 2009-06-05 Jakub Jelinek <jakub@redhat.com>
3246 * config/s390/s390.c (global_not_special_regno_p): New static inline.
3247 (save_gprs): Don't tell unwinder when a global register is saved.
3248 (s390_emit_epilogue): Emit needed epilogue unwind info.
3250 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
3252 * dwarf2out.c (deferred_asm_name): New.
3253 (add_name_and_src_coords_attributes): Defer creation of
3254 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
3256 (move_linkage_attr): New.
3257 (dwarf2out_finish): Revisit deferrals and emit attributes at the
3260 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
3262 * tree-nested.c (finalize_nesting_tree_1): Declare the
3263 frame_decl in the binding tree.
3265 2009-06-04 Cary Coutant <ccoutant@google.com>
3267 * basic-block.h (struct basic_block_def): Add discriminator field.
3268 * dbxout.c (dbxout_source_line): Add new parameter. Change all
3270 * debug.c (do_nothing_debug_hooks): Add additional entry.
3271 (debug_nothing_int_charstar_int): New function.
3272 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
3273 (debug_nothing_int_charstar_int): New declaration.
3274 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
3275 discriminator value in .loc directive.
3276 * final.c (last_discriminator): New variable.
3277 (discriminator): New variable.
3278 (final_start_function): Initialize above variables, pass current
3279 discriminator to debug hook.
3280 (notice_source_line): Check for discriminator change.
3281 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
3282 * sdbout.c (sdbout_source_line): New parameter.
3283 * tree-cfg.c (struct locus_discrim_map): New structure type.
3284 (discriminator_per_locus): New hash table.
3285 (build_gimple_cfg): Allocate and free discriminator hash table.
3286 (make_edges): Call assign_discriminator.
3287 (locus_map_hash): New function.
3288 (locus_map_eq): New function.
3289 (next_discriminator_for_locus): New function.
3290 (same_line_p): New function.
3291 (assign_discriminator): New function.
3292 (make_cond_expr_edges): Call assign_discriminator.
3293 (make_gimple_switch_edges): Likewise.
3294 (first_non_label_stmt): New function.
3295 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
3297 * xcoffout.c (xcoffout_source_line): Add new parameter.
3299 * configure.ac (gcc_cv_as_discriminator): New configury check for
3300 gas support for discriminator.
3301 * configure: Regenerate.
3302 * config.in: Regenerate.
3304 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3306 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
3307 val after checking for integers.
3309 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
3311 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
3313 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
3314 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
3315 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
3316 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
3317 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
3318 X64_SSE_REGPARM_MAX.
3319 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
3320 X64_SSE_REGPARM_MAX.
3322 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
3324 * gcc.c (report_times_to_file): New.
3325 (execute): Implement it.
3326 (process_command): Support -time=.
3327 * doc/invoke.texi: Document it.
3329 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
3331 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
3332 that have value exprs.
3334 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
3336 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
3337 declarations for constants until...
3338 (dw2_output_indirect_constant_1): ... this point.
3340 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
3343 * arm.md (arm_addsi3): Don't try to split an add with an
3344 eliminable register until after reload has completed.
3346 2009-06-03 Ian Lance Taylor <iant@google.com>
3348 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
3349 * genattrtab.c (write_length_unit_log): Likewise.
3350 * genchecksum.c (dosum): Likewise.
3351 * gengtype.c (write_rtx_next): Likewise.
3352 (finish_root_table, write_roots): Likewise.
3353 * gimple.c (gimple_ops_offset_): Likewise.
3354 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
3355 * config/arc/arc.c (arc_attribute_table): Likewise.
3356 * config/arm/arm.c (arm_attribute_table): Likewise.
3357 * config/avr/avr.c (avr_attribute_table): Likewise.
3358 * config/crx/crx.c (crx_attribute_table): Likewise.
3359 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
3360 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
3361 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
3362 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
3363 * config/sh/sh.c (sh_attribute_table): Likewise.
3364 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
3365 * config/spu/spu.c (spu_attribute_table): Likewise.
3366 * config/v850/v850.c (v850_attribute_table): Likewise.
3368 * config/alpha/alpha.c (vms_attribute_table): Make static.
3369 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
3370 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
3371 * config/mips/mips.c (mips_attribute_table): Likewise.
3373 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
3375 (cc1-checksum.o): Likewise.
3377 2009-06-03 Steve Ellcey <sje@cup.hp.com>
3379 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
3381 2009-06-03 Jakub Jelinek <jakub@redhat.com>
3383 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
3384 insn if it is changing sp. Use gen_add3_insn instead of
3385 conditionally gen_addsi3 and gen_adddi3.
3386 (offset_below_red_zone_p): New static inline function.
3387 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
3388 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
3389 * config/rs6000/ppc-asm.h: Include auto-host.h.
3390 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
3391 CFI_RESTORE): Define.
3392 * config/rs6000/crtresxgpr.asm: Add unwind info.
3393 * config/rs6000/crtresxfpr.asm: Likewise.
3394 * config/rs6000/crtresgpr.asm: Likewise.
3395 * config/rs6000/crtresfpr.asm: Likewise.
3396 * config/rs6000/crtsavgpr.asm: Likewise.
3397 * config/rs6000/crtsavfpr.asm: Likewise.
3399 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
3400 argument of DWARF2_FRAME_REG_OUT macros.
3402 2009-06-03 Julian Brown <julian@codesourcery.com>
3404 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
3405 words or less (including TImode) in core registers.
3407 2009-06-03 Richard Guenther <rguenther@suse.de>
3410 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
3412 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
3414 * statistics.c (statistics_counter_event): Do not record event
3415 in pass dump if its number == -1.
3416 (curr_statistics_hash): Add assert that we never get passes
3417 with static number == -1.
3419 2009-06-03 Richard Guenther <rguenther@suse.de>
3420 Andrey Belevantsev <abel@ispras.ru>
3422 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
3423 non-BLKmode arrays addressable.
3425 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
3427 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
3428 * config/m68k/m68k.h: ... here.
3429 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
3432 2009-06-03 Martin Jambor <mjambor@suse.cz>
3434 PR tree-optimization/40323
3435 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
3438 2009-06-03 Richard Guenther <rguenther@suse.de>
3440 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
3443 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
3445 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
3446 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
3447 JUMP_TABLE_DATA_P where applicable.
3448 * config/sh/sh.c: Ditto.
3449 * config/sh/sh.h: Ditto.
3450 * config/sh/sh.md: Ditto.
3451 * config/sh/symbian.c: Ditto.
3453 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
3455 * config/i386/driver-i386.c (describe_cache): Optimize
3456 concatenation of strings. Use snprintf instead of sprintf.
3457 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
3458 target when not compiling with GCC.
3460 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
3462 * config/sh/sh.c: Revert last change.
3463 (sh_expand_epilogue): Emit a blockage insn before the frame
3464 pointer adjustment unconditionally.
3466 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3468 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
3469 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
3470 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
3471 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
3472 to COLLECT_GCC_OPTIONS.
3474 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3476 * collect2.c (target_system_root): New variable.
3477 (main): Handle --sysroot=.
3478 (ignore_library): Strip the sysroot from the library path.
3480 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3482 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
3483 (collect2.o): Depend on collect2-aix.h.
3484 (collect2-aix.o): New rule.
3485 * collect2-aix.h: New file.
3486 * collect2-aix.c: Likewise.
3487 * collect2.c: Include collect2-aix.h. Don't undefine
3488 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
3489 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
3490 Use TARGET_AIX_VERSION instead of _AIX51.
3491 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
3492 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
3493 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
3494 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
3495 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
3497 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3499 * collect2.c (ignore_library): Avoid premature post-increment
3502 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3504 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
3505 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
3506 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
3507 CROSS_DIRECTORY_STRUCTURE too.
3508 (LINK_LIBG_SPEC): Likewise.
3509 (LIB_SPEC): Add %R to sysroot paths.
3510 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
3511 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
3512 * config/rs6000/aix51.h: As for aix43.h.
3513 * config/rs6000/aix52.h: Likewise.
3514 * config/rs6000/aix53.h: Likewise.
3515 * config/rs6000/aix61.h: Likewise.
3516 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
3517 to the beginning of sysroot paths.
3519 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3521 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
3522 INSN_LISTs that are out of the REG_NOTE range.
3524 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3526 * loop-unroll.c (struct iv_to_split): Add pointer to next.
3527 (struct var_to_expand): Likewise.
3528 (struct opt_info): Add head and tail for linked lists of the above.
3529 (analyze_insn_to_expand_var): Initialize next.
3530 (analyze_iv_to_split_insn): Likewise.
3531 (analyze_insns_in_loop): Create linked lists.
3532 (allocate_basic_variable): Simplify for use without hash table.
3533 (insert_var_expansion_initialization): Likewise, make it type-safer.
3534 (combine_var_copies_in_loop_exit): Likewise.
3535 (apply_opt_in_copies): Walk lists rather than hash tables.
3536 (release_var_copies): Simplified and inlined by hand into...
3537 (free_opt_info): ... this function.
3539 2009-06-02 Richard Guenther <rguenther@suse.de>
3541 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
3544 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3546 * cfgexpand.c (gimple_expand_cfg): Discard the source location
3547 only for builtins that are not overridden.
3549 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3551 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
3554 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3556 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
3558 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3560 * combine.c (move_deaths): Compare LUIDs within the same BB only.
3562 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3564 * common.opt (fdump-unnumbered-links): New.
3565 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
3566 * print-rtl.c (flag_dump_unnumbered_links): New.
3567 (print_rtx): Test it.
3569 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
3571 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
3572 push/pop multiple to 8-byte alignment.
3574 2009-06-01 Jakub Jelinek <jakub@redhat.com>
3576 * config/i386/i386.c (queued_cfa_restores): New static variable.
3577 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
3579 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
3580 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
3581 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
3582 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
3583 note unconditionally.
3584 (ix86_emit_restore_regs_using_mov): Likewise.
3585 (ix86_emit_restore_sse_regs_using_mov): Likewise.
3586 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
3587 it through to ix86_emit_restore_reg_using_pop.
3588 (ix86_emit_leave): Add RED_OFFSET argument. Call
3589 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
3590 instead of adding REG_CFA_OFFSET note unconditionally.
3591 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
3592 the above functions. Call ix86_add_queued_cfa_restore_notes when
3595 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
3596 force output of the label even for dwarf2out_do_cfi_asm.
3597 (add_fde_cfi): If -g2 and above and cfi might change CFA,
3598 force creation of CFI label and chain DW_CFA_set_loc jumping to it
3599 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
3601 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
3602 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
3603 dwarf2out_cfi_label callers.
3604 * tree.h (dwarf2out_cfi_label): Adjust prototype.
3605 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
3606 Adjust dwarf2out_cfi_label callers.
3607 * config/vax/vax.c (vax_output_function_prologue): Likewise.
3609 * config/i386/i386.h (struct machine_cfa_state,
3610 struct machine_function): Guard with ifndef USED_FOR_TARGET
3611 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
3614 * emutls.c (__emutls_get_address): Change arr->size to mean number
3615 of allocated arr->data entries instead of # of slots + 1.
3618 * recog.c (peep2_reinit_state): New function.
3619 (peephole2_init_state): Use it at the end of a basic block and also
3620 when seeing a RTX_FRAME_RELATED_P insn.
3622 2009-06-01 Steve Ellcey <sje@cup.hp.com>
3624 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
3625 fixuns_truncrfdi2): New.
3626 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
3627 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
3628 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
3629 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
3630 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
3631 *recip_approx): Remove.
3632 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
3633 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
3634 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
3636 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
3639 2009-06-01 Ian Lance Taylor <iant@google.com>
3641 * attribs.c (register_attribute): Use CONST_CAST.
3642 * collect2.c (main): Use CONST_CAST2.
3643 (scan_prog_file): Likewise.
3644 * gcc.c (process_command, main): Likewise.
3645 * toplev.c (toplev_main): Likewise.
3647 * c-typeck.c (handle_warn_cast_qual): New static function,
3648 partially broken out of build_c_cast.
3649 (build_c_cast): Call handle_warn_cast_qual.
3650 * doc/invoke.texi (Warning Options): Document new effect of
3653 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
3655 * diagnostic.c (diagnostic_build_prefix): Always print columns.
3656 (diagnostic_report_current_module): Print columns.
3657 * common.opt (flag_show_column): Enable by default.
3659 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
3661 * alias.c (find_base_term): Check for NULL term before returning.
3663 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
3665 Revert due to PR40320:
3666 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
3667 * calls.c (emit_library_call_value_1): Don't force_operand for move
3670 2009-06-01 Olivier Hainque <hainque@adacore.com>
3671 Eric Botcazou <ebotcazou@adacore.com>
3673 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
3674 to be processed as a bitfield for constructor output purposes.
3675 * output.h (initializer_constant_valid_for_bitfield_p): Declare
3677 * varasm.c (oc_local_state): New type, output_constructor
3678 local state to support communication with helpers.
3679 (oc_outer_state): New type, output_constructor outer state of
3680 relevance in recursive calls.
3681 (output_constructor_array_range): New output_constructor helper,
3682 extracted code for an array range element.
3683 (output_constructor_regular_field): New output_constructor helper,
3684 extracted code for an element that is not a bitfield.
3685 (output_constructor_bitfield): New output_constructor helper,
3686 extracted code for a bitfield element. Accept an OUTER state
3687 argument for recursive processing. Recurse on record or array
3688 CONSTRUCTOR values, possibly past noop conversions.
3689 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
3690 VALUE is a valid constant-valued expression for use in a static
3691 bit-field initializer.
3692 (output_constructor): Rework to use helpers. Accept and honor an
3693 OUTER state argument for recursive calls. Return total size. Be
3694 prepared for nested constructors initializing bitfields.
3695 (output_constant): Feed OUTER in calls to output_constructor.
3697 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
3699 * calls.c (emit_library_call_value_1): Don't force_operand for move
3702 2009-06-01 Nick Clifton <nickc@redhat.com>
3704 * doc/invoke.texi (IA-64 Options): Fix typo.
3706 2009-06-01 Ira Rosen <irar@il.ibm.com>
3708 PR tree-optimization/39129
3709 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
3711 (vect_do_peeling_for_loop_bound): Use
3712 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
3713 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
3714 (vect_loop_versioning): Likewise.
3715 (vect_create_cond_for_alias_checks): Fix indentation.
3716 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
3718 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
3719 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
3720 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
3721 "control flow in loop".
3722 (vect_estimate_min_profitable_iters): Use
3723 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
3724 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
3725 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
3726 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
3727 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
3728 statement belongs to a group of strided accesses with the exact code
3730 (vectorizable_load): Likewise.
3731 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
3732 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
3734 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
3736 * config/freebsd-stdint.h: New file.
3737 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
3738 Add freebsd-stdint.h to tm_file.
3740 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
3742 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
3743 (thumb2_extendhidi2): Likewise.
3745 2009-05-31 Ian Lance Taylor <iant@google.com>
3747 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
3749 2009-05-31 Ian Lance Taylor <iant@google.com>
3751 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
3752 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
3753 (ipa-reference.o): Depend upon gt-ipa-reference.h.
3755 2009-05-31 Jason Merrill <jason@redhat.com>
3757 * tree-pretty-print.c (print_call_name): Take the callee, not the
3758 call itself. Make non-static. Use dump_function_name for functions.
3759 (dump_generic_node): Adjust.
3760 * diagnostic.h: Declare print_call_name.
3761 * gimple-pretty-print.c (dump_gimple_call): Use it.
3763 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
3765 * config/sh/sh.md (ashldi3_std): New define_expand.
3768 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
3771 * config/sh/sh.c: Include debug.h.
3772 (sh_expand_epilogue): Emit a blockage insn before the frame
3773 pointer adjustment also when dwarf2out_do_frame returns true.
3775 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
3777 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
3778 (thumb2_extendqidi2): New pattern.
3780 2009-05-31 Ira Rosen <irar@il.ibm.com>
3782 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
3783 mark phis for renaming.
3784 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
3785 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
3786 Call mark_sym_for_renaming.
3787 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
3788 * tree-vect-loop.c (vect_transform_loop): Remove
3789 vect_memsyms_to_rename initialization and a call to
3790 mark_set_for_renaming.
3792 2009-05-31 Jakub Jelinek <jakub@redhat.com>
3795 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
3796 frame related even if !set_cfa && style < 0.
3798 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
3800 * config/i386/mingw-tls.c: New file.
3801 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
3802 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
3803 defining _WIN32 but not __CYGWIN__.
3805 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3807 * configure.ac: Add MPC support.
3809 * config.in, configure: Regenerate.
3811 2009-05-29 Richard Henderson <rth@redhat.com>
3813 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
3814 NOTE_INSN_BASIC_BLOCK.
3815 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
3816 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
3817 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
3819 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
3821 (add_cfi): Disable check redefining cfa away from drap.
3822 (lookup_cfa_1): Add remember argument; handle remember/restore.
3823 (lookup_cfa): Pass remember argument.
3824 (cfa_remember): New.
3825 (compute_barrier_args_size_1): Remove sibcall check.
3826 (dwarf2out_frame_debug_def_cfa): New.
3827 (dwarf2out_frame_debug_adjust_cfa): New.
3828 (dwarf2out_frame_debug_cfa_offset): New.
3829 (dwarf2out_frame_debug_cfa_register): New.
3830 (dwarf2out_frame_debug_cfa_restore): New.
3831 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
3832 (dwarf2out_begin_epilogue): New.
3833 (dwarf2out_frame_debug_restore_state): New.
3834 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
3835 DW_CFA_restore_state.
3836 (output_cfi_directive): Likewise.
3837 (convert_cfa_to_fb_loc_list): Likewise.
3838 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
3839 * dwarf2out.h: Update.
3840 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
3841 (copy_insn_1): Early out for null.
3842 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
3843 and dwarf2out_frame_debug_restore_state.
3844 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
3845 (prologue_insn_hash, epilogue_insn_hash): New.
3846 (free_after_compilation): Adjust freeing accordingly.
3847 (record_insns): Create hash table if needed; push insns into
3848 hash instead of array.
3849 (maybe_copy_epilogue_insn): New.
3850 (contains): Search hash table instead of array.
3851 (sibcall_epilogue_contains): Remove.
3852 (thread_prologue_and_epilogue_insns): Split eh_return insns
3853 and mark them as epilogues.
3854 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
3855 scanning in terms of basic blocks.
3856 * insn-notes.def (CFA_RESTORE_STATE): New.
3857 * jump.c (returnjump_p_1): Accept EH_RETURN.
3858 (eh_returnjump_p_1, eh_returnjump_p): New.
3859 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
3860 CFA_REGISTER, CFA_RESTORE): New.
3861 * rtl.def (EH_RETURN): New.
3862 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
3864 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
3865 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
3867 * config/i386/i386.c (gen_push): Update cfa state.
3868 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
3869 add a CFA_ADJUST_CFA note.
3870 (ix86_dwarf_handle_frame_unspec): Remove.
3871 (ix86_expand_prologue): Update cfa state.
3872 (ix86_emit_restore_reg_using_pop): New.
3873 (ix86_emit_restore_regs_using_pop): New.
3874 (ix86_emit_leave): New.
3875 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
3876 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
3877 * config/i386/i386.h (struct machine_cfa_state): New.
3878 (ix86_cfa_state): New.
3879 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
3880 (eh_return_internal): Merge from eh_return_<mode>,
3881 use eh_return rtx, split w/ epilogue.
3883 2009-05-29 Ian Lance Taylor <iant@google.com>
3885 * builtins.c (validate_gimple_arglist): Don't use va_arg with
3887 * calls.c (emit_library_call_value_1): Likewise.
3889 * c-typeck.c (c_build_va_arg): New function.
3890 * c-tree.h (c_build_va_arg): Declare.
3891 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
3892 instead of build_va_arg.
3894 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
3896 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
3897 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
3898 (ptr_difference_cost): Use affine combinations to compute it.
3899 (difference_cost): Likewise.
3900 (get_computation_cost_at): Compute more accurate cost for addresses
3901 if the ratio is a multiplier allowed in addresses.
3902 For non-addresses, consider that an additional offset or symbol is
3905 2009-05-29 Jakub Jelinek <jakub@redhat.com>
3907 * config/i386/i386.c (ix86_decompose_address): Avoid useless
3908 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
3910 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
3911 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
3912 (prefix_rex): For UNIT_MMX don't imply the prefix by default
3914 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
3915 to 1 for TYPE_SSE{IADD1,CVT1}.
3916 (prefix_vex_imm8): Removed.
3917 (length_vex): Only pass 1 as second argument to
3918 ix86_attr_length_vex_default if prefix_extra is 0.
3919 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
3920 (length): For prefix vex computation use length_immediate
3921 attribute instead of prefix_vex_imm8.
3922 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
3923 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
3924 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
3925 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
3926 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
3927 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
3928 a space in between the operands.
3929 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
3930 if one operand is 0xff and the other one si, di, bp or sp.
3931 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
3932 other one si, di, bp or sp.
3933 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
3934 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
3935 type and mode attributes.
3936 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
3937 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
3938 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
3939 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
3940 prefix_data16 attribute iff MODE_DF.
3941 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
3942 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
3943 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
3944 constm128_operand in length_immediate computation.
3945 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
3946 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
3947 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
3948 length_immediate attribute to 1.
3949 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
3950 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
3951 for certain alternatives.
3952 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
3953 prefix_data16 attribute if MODE_V1DF.
3954 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
3955 length_immediate to 1.
3956 (set_got_rex64, set_rip_rex64): Remove length attribute, set
3957 length_address to 4, set mode attribute to MODE_DI.
3958 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
3959 (fxam<mode>2_i387): Set length attribute to 4.
3960 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
3961 *prefetch_3dnow_rex): Override length_address attribute.
3962 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
3964 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
3965 (constm128_operand): Removed.
3966 * config/i386/i386.c (memory_address_length): For
3967 disp && !index && !base in 64-bit mode account for SIB byte if
3968 print_operand_address can't optimize disp32 into disp32(%rip)
3969 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
3970 for fs: or gs: segment.
3971 (ix86_attr_length_immediate_default): When checking if shortform
3972 is possible, truncate immediate to the length of the non-shortened
3974 (ix86_attr_length_address_default): Ignore MEM_P operands
3976 (ix86_attr_length_vex_default): Only check for DImode on
3977 GENERAL_REG_P operands.
3978 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
3979 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
3980 (sse_cvttps2pi): Clear prefix_rep attribute.
3981 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
3983 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
3984 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
3985 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
3986 iff operand 2 is const_int_operand.
3987 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
3988 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
3989 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
3991 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
3993 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
3994 prefix_data16 attribute for movlpd and movhpd instructions.
3995 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
3996 length_immediate for shufpd instruction.
3997 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
3998 (avx_cmpp<avxmodesuffixf2c><mode>3,
3999 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
4000 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
4001 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
4002 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
4003 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
4004 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
4005 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
4006 prefix_data16 attribute for the first alternative to 1.
4007 (*avx_loadlps): Override length_immediate for the first alternative.
4008 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
4009 attributes for second alternative.
4010 (*vec_concatv2sf_sse4_1): Override length_immediate and
4011 prefix_data16 attributes for second alternative.
4012 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
4013 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
4014 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
4015 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
4016 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
4017 prefix_data16 and length_immediate to 1.
4018 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
4020 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
4021 prefix_extra attribute for variants that don't have 0f prefix alone.
4022 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
4023 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
4024 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
4025 *sse4_1_pextrd): Set length_immediate to 1.
4026 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
4027 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
4029 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
4030 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
4031 length_immediate to 1 for second alternative.
4032 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
4033 prefix_extra and length_immediate attributes for the first
4035 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
4037 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
4038 to 1 for the first and third alternative.
4039 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
4041 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
4043 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
4045 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
4046 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
4047 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
4048 *avx_psign<mode>3): Set prefix_extra attribute to 1.
4049 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
4050 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
4051 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
4052 ssse3_psign<mode>3): Override prefix_rex attribute.
4053 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
4054 (ssse3_palignrti): Override length_immediate to 1.
4055 (ssse3_palignrdi): Override length_immediate to 1, override
4056 prefix_rex attribute.
4057 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
4058 (sse4a_extrqi): Override length_immediate to 2.
4059 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
4060 (sse4a_insertq): Override prefix_data16 to 0.
4061 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
4062 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
4063 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
4064 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
4065 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
4066 and length_immediate to 1.
4067 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
4068 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
4069 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
4070 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
4071 and length_immediate to 1.
4072 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
4073 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
4074 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
4075 avx_ptest256): Override prefix_extra to 1.
4076 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
4077 Override prefix_data16 and length_immediate to 1.
4078 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
4079 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
4080 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
4081 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
4082 prefix_data16 to 0 and prefix_extra to 2.
4083 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
4084 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
4086 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
4087 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
4088 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
4089 and prefix_extra to 2.
4090 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
4091 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
4092 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
4093 avx_vpermilvar<mode>3,
4094 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
4095 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
4096 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
4097 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
4098 Override prefix_extra to 1.
4099 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
4100 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
4101 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
4102 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
4103 prefix_extra and length_immediate to 1.
4104 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
4106 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
4107 to 1 for the first alternative.
4108 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
4109 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
4111 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
4112 *movv2sf_internal_avx, *movv2sf_internal): Override
4113 prefix_rep attribute for certain alternatives.
4114 (*mov<mode>_internal): Override prefix_rep or prefix_data16
4115 attributes for certain alternatives.
4116 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
4117 attributes for certain alternatives.
4118 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
4119 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
4120 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
4121 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
4122 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
4123 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
4124 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
4125 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
4126 length_immediate to 1 if operand 2 is const_int_operand.
4127 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
4128 *vec_extractv2si_1): Set length_immediate attribute to 1.
4129 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
4130 using old 3DNOW insn rather than SSE/3DNOW_A.
4131 (mmx_emms, mmx_femms): Clear modrm attribute.
4133 2009-05-29 Martin Jambor <mjambor@suse.cz>
4135 * tree-sra.c: New implementation of SRA.
4137 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
4138 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
4139 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
4140 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
4141 (SRA_MAX_STRUCTURE_COUNT): Removed.
4142 (SRA_FIELD_STRUCTURE_RATIO): Removed.
4143 * doc/invoke.texi (sra-max-structure-size): Removed.
4144 (sra-field-structure-ratio): Removed.
4146 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4149 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
4152 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
4154 PR rtl-optimization/40101
4155 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
4156 seqno. Adjust comment.
4157 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
4158 inserting bookkeeping before a jump, the jump is not scheduled.
4159 When no positive seqno found, provide a value. Add comment.
4161 2009-05-29 Richard Guenther <rguenther@suse.de>
4163 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
4164 short-cutting on the first component.
4166 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4169 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
4170 for trees other than decls/types.
4172 2009-05-29 Richard Guenther <rguenther@suse.de>
4174 * tree-ssa-operands.c (get_expr_operands): Do not handle
4175 INDIRECT_REFs in the handled-component case. Remove
4176 unused get_ref_base_and_extent case.
4177 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
4178 tree_low_cst and host_integerp where possible.
4179 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
4180 codes for equivalence.
4181 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
4183 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
4185 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
4186 to tmake_file for i[34567]86-*-cygwin*.
4188 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4191 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
4192 (altivec_categorize_keyword, init_vector_keywords,
4193 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
4196 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
4198 * tree.c (handle_dll_attribute): Check if node is
4199 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
4201 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
4203 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
4205 (thumb2_zero_extendqidi2): Likewise.
4207 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
4209 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
4210 instead of gen_movrt.
4211 * config/sh/sh.md (movrt): Remove.
4213 2009-05-28 Steve Ellcey <sje@cup.hp.com>
4215 * doc/invoke.texi (IA-64 Options):
4216 Add -msdata, -mfused-madd, -mno-inline-float-divide,
4217 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
4218 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
4219 -msched-prefer-non-control-spec-insns,
4220 -msched-stop-bits-after-every-cycle,
4221 -msched-count-spec-in-critical-path,
4222 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
4223 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
4224 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
4225 and -msched-spec-verbose.
4227 2009-05-28 Joseph Myers <joseph@codesourcery.com>
4229 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
4230 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
4232 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
4234 2009-05-28 Richard Guenther <rguenther@suse.de>
4236 * tree-ssa-alias.c (ao_ref_init): New function.
4237 (ao_ref_base): Likewise.
4238 (ao_ref_base_alias_set): Likewise.
4239 (ao_ref_alias_set): Likewise.
4240 (refs_may_alias_p_1): Change signature.
4241 (refs_may_alias_p): Adjust.
4242 (refs_anti_dependent_p): Likewise.
4243 (refs_output_dependent_p): Likewise.
4244 (call_may_clobber_ref_p_1): Change signature.
4245 (call_may_clobber_ref_p): Adjust.
4246 (stmt_may_clobber_ref_p_1): New function split out from ...
4247 (stmt_may_clobber_ref_p): ... here.
4248 (maybe_skip_until): Adjust signature.
4249 (get_continuation_for_phi): Likewise.
4250 (walk_non_aliased_vuses): Likewise.
4251 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
4252 (ao_ref_init): Declare.
4253 (ao_ref_base): Likewise.
4254 (ao_ref_alias_set): Likewise.
4255 (stmt_may_clobber_ref_p_1): Likewise.
4256 (walk_non_aliased_vuses): Adjust.
4257 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
4258 (get_ref_from_reference_ops): remove.
4259 (vn_reference_lookup_2): Adjust signature.
4260 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
4261 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
4262 (vn_reference_lookup): Adjust.
4263 (vn_reference_insert): Likewise.
4264 (vn_reference_insert_pieces): Adjust signature.
4265 (visit_reference_op_call): Adjust.
4266 * tree-ssa-pre.c (get_expr_type): Simplify.
4267 (phi_translate_1): Adjust.
4268 (compute_avail): Likewise.
4269 (translate_vuse_through_block): Do not re-build trees.
4270 (value_dies_in_block_x): Likewise.
4271 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
4273 (vn_reference_lookup_pieces): Adjust declaration.
4274 (vn_reference_insert_pieces): Likewise.
4276 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
4278 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
4279 with checking disabled.
4281 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
4285 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
4286 macro definition for support of three-operand format aligned
4287 .comm directive in assembler on cygwin/pe/mingw target OS.
4288 * configure: Regenerate.
4289 * config.h: Regenerate.
4291 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
4292 aligned form of .comm directive if -mpe-aligned-commons is in effect.
4293 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
4295 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
4296 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
4298 2009-05-28 Ira Rosen <irar@il.ibm.com>
4300 PR tree-optimization/40254
4301 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
4302 in analysis of basic blocks.
4304 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
4307 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
4308 * target-def.h (TARGET_CONST_ANCHOR): New macro.
4309 (TARGET_INITIALIZER): Use it.
4310 * cse.c (CHEAPER): Move it up to the other macros.
4311 (insert): Rename this ...
4312 (insert_with_costs): ... to this. Add cost parameters. Update
4314 (insert): New function. Call insert_with_costs.
4315 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
4316 find_reg_offset_for_const, try_const_anchors): New functions.
4317 (cse_insn): Call try_const_anchors. Adjust cost of src_related
4318 when using a const-anchor. Call insert_const_anchors.
4319 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
4320 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
4322 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
4324 * tree-inline.c (remap_decls): Enable nonlocalized variables
4325 when not optimizing.
4327 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
4329 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
4330 Simplify other tests involving optimize.
4332 2009-05-27 Tom Tromey <tromey@redhat.com>
4334 * unwind-dw2.c (_Unwind_DebugHook): New function.
4335 (uw_install_context): Call _Unwind_DebugHook.
4337 2009-05-27 Tom Tromey <tromey@redhat.com>
4339 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
4341 2009-05-27 Ian Lance Taylor <iant@google.com>
4343 * Makefile.in (LINKER, LINKER_FLAGS): Define.
4344 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
4345 (ALL_LINKERFLAGS): Define.
4346 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
4347 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
4348 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
4349 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
4350 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
4351 $(LINKER_FOR_BUILD).
4352 (build/gcov-iov$(build_exeext)): Likewise.
4354 2009-05-27 Julian Brown <julian@codesourcery.com>
4356 * gcse.c (target.h): Include.
4357 (can_assign_to_reg_without_clobbers_p): Check that the target allows
4358 copy of argument to a pseudo register.
4360 2009-05-27 Diego Novillo <dnovillo@google.com>
4362 * tree-ssa-live.c (dump_scope_block): Document arguments.
4363 (dump_scope_blocks): Document.
4364 (debug_scope_blocks): New.
4365 * tree-flow.h (debug_scope_blocks): Declare.
4367 2009-05-21 Denis Chertykov <denisc@overta.ru>
4369 * doc/contrib.texi (Contributors): Add myself to the list.
4371 2009-05-27 Olivier Hainque <hainque@adacore.com>
4373 * expr.c (target_align): New function. Alignment the TARGET of an
4374 assignment may be assume to have.
4375 (highest_pow2_factor_for_target): Use it instead of relying on
4376 immediate tree attributes of TARGET, not necessarily honored when
4377 intermediate bitfields are involved.
4379 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
4382 * config/i386/driver-i386.c (host_detect_local_cpu): Support
4383 AVX, SSE4, AES, PCLMUL and POPCNT.
4385 2009-05-27 Diego Novillo <dnovillo@google.com>
4387 * tree-pretty-print.c (dump_location): New.
4388 (dump_generic_node): Call it.
4389 Factor code to handle BLOCK nodes ...
4390 (dump_block_node): ... here.
4392 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
4394 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
4396 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
4398 * gcc-plugin.h: Include config.h and system.h.
4399 (IN_GCC): Define if not defined.
4401 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
4404 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
4407 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
4409 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
4411 * config/m32r/m32r.h: Ditto.
4412 * config/m32r/m32r.md: Ditto.
4413 * config/m32r/predicates.md: Ditto.
4415 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
4417 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
4419 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
4422 (Loading plugins): typo.
4423 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
4424 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
4425 (Interacting with the GCC Garbage Collector): Added new section.
4426 (Giving information about a plugin): Added new section for
4428 * ggc.h (ggc_register_root_tab): Added declaration.
4429 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
4430 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
4431 (register_callback): Improved comment in declaration.
4432 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
4433 (extra_root_vec) Added static variable for dynamic roots registration.
4434 (ggc_register_root_tab) Added new routine.
4435 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
4436 PLUGIN_GGC_MARKING event.
4437 * ggc-zone.c: Include plugin.h.
4438 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
4439 * ggc-page.c: Include plugin.h.
4440 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
4441 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
4442 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
4443 (register_callback): check lack of callbacks for
4444 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
4445 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
4446 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
4447 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
4448 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
4449 dependency on plugin.h.
4450 (plugin.o): Added dependency on ggc.h...
4452 2009-05-26 Richard Guenther <rguenther@suse.de>
4456 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
4457 with mismatched comparison modes.
4459 * expr.c (expand_expr_real_1): Expand the operand of a
4460 VIEW_CONVERT_EXPR in its natural mode.
4462 2009-05-26 Ian Lance Taylor <iant@google.com>
4464 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
4465 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
4466 (ALL_COMPILERFLAGS): Define.
4467 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
4468 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
4469 (collect2$(exeext), collect2.o): Likewise.
4470 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
4471 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
4472 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
4473 (libbackend.o, intl.o, cppdefault.o): Likewise.
4474 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
4475 (build/%.o): Use $(COMPILER_FOR_BUILD).
4476 (build/gen%$(build_exeext)): Likewise.
4477 (build/gcov-iov$(build_exeext)): LIkewise.
4478 * config/t-darwin (darwin.o): Use $(COMPILER).
4479 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
4480 * config/t-sol2 (sol2-c.o): Likewise.
4482 * config/t-vxworks (vxworks.o): Likewise.
4483 * config/x-darwin (host-darwin.o): Likewise.
4484 * config/x-hpux (host-hpux.o): Likewise.
4485 * config/x-linux (host-linux.o): Likewise.
4486 * config/x-solaris (host-solaris.o): Likewise.
4487 * config/alpha/x-alpha (driver-alpha.o): Likewise.
4488 * config/arm/t-arm (arm-c.o): Likewise.
4489 * config/arm/t-pe (pe.o): Likewise.
4490 * config/arm/t-wince-pe (pe.o): Likewise.
4491 * config/i386/t-cygming (winnt.o): Likewise.
4492 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
4493 * config/i386/t-cygwin (cygwin1.o): Likewise.
4494 (cygwin2.o): Likewise.
4495 * config/i386/t-i386 (i386-c.o): Likewise.
4496 * config/i386/t-interix (winnt.o): Likewise.
4497 * config/i386/t-netware (netware.o): Likewise.
4498 * config/i386/t-nwld (nwld.o): Likewise.
4499 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
4500 * config/i386/x-i386 (driver-i386.o): Likewise.
4501 * config/i386/x-cygwin (host-cygwin.o): Likewise.
4502 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
4503 * config/ia64/t-ia64 (ia64-c.o): Likewise.
4504 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
4505 * config/mips/x-native (driver-native.o): Likewise.
4506 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
4507 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
4508 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
4509 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
4510 * config/score/t-score-elf (score7.o): Likewise.
4511 (score3.o): Likewise.
4512 * config/sh/t-sh (sh-c.o): Likewise.
4513 * config/sh/t-symbian (sh-c.o): Likewise.
4514 (symbian.o): Likewise.
4515 * config/spu/t-spu-elf (spu-c.o): Likewise.
4516 * config/v850/t-v850 (v850-c.o): Likewise.
4517 * config/v850/t-v850e (v850-c.o): Likewise.
4519 2009-05-26 Richard Guenther <rguenther@suse.de>
4521 PR tree-optimization/40122
4522 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
4523 VECTOR_CSTs if possible.
4524 (fold_gimple_assign): Likewise.
4526 2009-05-26 Richard Guenther <rguenther@suse.de>
4529 * fold-const.c (fold_binary): Use the correct types for building
4532 2009-05-26 Richard Guenther <rguenther@suse.de>
4534 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
4535 redundant calls to merge_alias_info.
4536 (bump_vector_ptr): Likewise.
4537 * tree-ssa-copy.c (merge_alias_info): Remove.
4538 (replace_exp_1): Remove call to merge_alias_info.
4539 (propagate_tree_value): Likewise.
4540 (fini_copy_prop): Propagate points-to info.
4541 * tree-flow.h (merge_alias_info): Remove.
4543 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
4545 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
4547 2009-05-25 Jan Hubicka <jh@suse.cz>
4549 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
4550 * cgraph.h (struct inline_summary): New filed self_wize,
4551 size_inlining_benefit, self_time and time_inlining_benefit.
4552 (struct cgraph_global_info): Replace insns by time ans size fields.
4553 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
4554 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
4555 (ipcp_update_callgraph): Do not touch function bodies.
4556 * ipa-inline.c: Include except.h
4557 (MAX_TIME): New constant.
4558 (overall_insns): Remove.
4560 (overall_size, max_benefit): New static variables.
4561 (cgraph_estimate_time_after_inlining): New function.
4562 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
4563 (cgraph_clone_inlined_nodes): Update size.
4564 (cgraph_mark_inline_edge): Update size.
4565 (cgraph_estimate_growth): Use size info.
4566 (cgraph_check_inline_limits): Check size.
4567 (cgraph_default_inline_p): Likewise.
4568 (cgraph_edge_badness): Compute badness based on benefit and size cost.
4569 (cgraph_decide_recursive_inlining): Check size.
4570 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
4572 (cgraph_decide_inlining): Likewise.
4573 (cgraph_decide_inlining_incrementally): Likewise; honor
4574 PARAM_EARLY_INLINING_INSNS.
4575 (likely_eliminated_by_inlining_p): New predicate.
4576 (estimate_function_body_sizes): New function.
4577 (compute_inline_parameters): Use it.
4578 * except.c (must_not_throw_labels): New function.
4579 * except.h (must_not_throw_labels): Declare.
4580 * tree-inline.c (init_inline_once): Kill inlining_weigths
4581 * tree-ssa-structalias.c: Avoid uninitialized warning.
4582 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
4583 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
4584 (PARAM_INLINE_CALL_COST): Remove.
4585 (PARAM_EARLY_INLINING_INSNS): New.
4587 2009-05-25 Richard Guenther <rguenther@suse.de>
4589 PR tree-optimization/36327
4590 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
4591 callback for reference translation or lookup at the point of may-defs.
4592 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
4593 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
4594 for union COMPONENT_REFs.
4595 (vn_reference_lookup_3): New callback. Lookup from memset
4596 and CONSTRUCTOR assignment, translate through struct copies.
4597 (vn_reference_lookup_pieces): Make sure to not free the
4598 passed operands array. Adjust walk_non_aliased_vuses call.
4599 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
4600 make sure we do not leak memory.
4602 2009-05-25 Richard Guenther <rguenther@suse.de>
4604 * tree-ssa-alias.h (dump_points_to_solution): Declare.
4605 * tree-inline.c (expand_call_inline): Reset the escaped and
4607 * tree-ssa-structalias.c (pass_build_ealias): New.
4608 * tree-pass.h (pass_build_ealias): Declare.
4609 * passes.c (init_optimization_passes): Add PTA during
4610 early optimizations.
4611 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
4612 and CALLUSED solutions.
4613 (dump_points_to_solution): New function, split out from ...
4614 (dump_points_to_info_for): ... here.
4615 * tree-parloops.c (parallelize_loops): Reset the escaped and
4618 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4621 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
4622 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
4624 2009-05-25 Ira Rosen <irar@il.ibm.com>
4626 PR tree-optimization/40238
4627 * tree-vect-stmts.c (vect_init_vector): Insert initialization
4628 statements after basic block's labels.
4629 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
4630 to free the allocated memory.
4632 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
4634 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
4635 return address with a USE.
4637 2009-05-24 Richard Guenther <rguenther@suse.de>
4640 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
4641 array type from the main variant of the inner type.
4643 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4645 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
4646 definition to bool (from int) to un-break build.
4647 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
4649 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
4651 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
4652 discard_stmt_changes): Delete.
4653 * tree-ssa-operands.c (scb_stack): Delete.
4654 (init_ssa_operands): Do not initialize it.
4655 (fini_ssa_operands): Do not free it.
4656 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
4658 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
4659 update_stmt, remove the others. Fix comments.
4660 * tree-dfa.c (optimize_stack_restore): Likewise.
4661 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
4662 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
4663 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
4664 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
4666 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
4667 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
4668 (dom_opt_finalize_block): Likewise, adjusting access to
4670 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
4671 (stmts_to_rescan): Change item type to gimple.
4672 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
4674 2009-05-24 Ira Rosen <irar@il.ibm.com>
4676 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
4677 * tree-pass.h (pass_slp_vectorize): New pass.
4678 * params.h (SLP_MAX_INSNS_IN_BB): Define.
4679 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
4680 * tree-vectorizer.c (timevar.h): Include.
4681 (user_vect_verbosity_level): Declare.
4682 (vect_location): Fix comment.
4683 (vect_set_verbosity_level): Update user_vect_verbosity_level
4684 instead of vect_verbosity_level.
4685 (vect_set_dump_settings): Add an argument. Ignore user defined
4686 verbosity if dump flags require higher level of verbosity. Print to
4687 stderr only for loop vectorization.
4688 (vectorize_loops): Update call to vect_set_dump_settings.
4689 (execute_vect_slp): New function.
4690 (gate_vect_slp): Likewise.
4691 (struct gimple_opt_pass pass_slp_vectorize): New.
4692 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
4694 (vec_info_for_bb): New function.
4695 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
4696 (VECTORIZATION_ENABLED): New macro.
4697 (SLP_ENABLED, SLP_DISABLED): Likewise.
4698 (vect_is_simple_use): Add bb_vec_info argument.
4699 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
4700 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
4701 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
4702 vect_schedule_slp, vect_analyze_slp): Likewise.
4703 (vect_analyze_stmt): Add slp_tree argument.
4704 (find_bb_location): Declare.
4705 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
4706 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
4707 (vect_analyze_loop_operations, vect_analyze_loop,
4708 get_initial_def_for_induction, vect_create_epilog_for_reduction,
4709 vect_finalize_reduction, vectorizable_reduction,
4710 vectorizable_live_operation, vect_transform_loop): Likewise.
4711 * tree-data-ref.c (dr_analyze_innermost): Update comment,
4712 skip evolution analysis if analyzing a basic block.
4713 (dr_analyze_indices): Likewise.
4714 (initialize_data_dependence_relation): Skip the test whether the
4715 object is invariant for basic blocks.
4716 (compute_all_dependences): Skip dependence analysis for data
4717 references in basic blocks.
4718 (find_data_references_in_stmt): Don't fail in case of invariant
4719 access in basic block.
4720 (find_data_references_in_bb): New function.
4721 (find_data_references_in_loop): Move code to
4722 find_data_references_in_bb and add a call to it.
4723 (compute_data_dependences_for_bb): New function.
4724 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
4725 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
4727 (vect_analyze_data_ref_dependence): Check for interleaving in case of
4728 unknown dependence in basic block and fail in case of dependence in
4730 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
4731 dependence instances from either loop or basic block vectorization
4733 (vect_compute_data_ref_alignment): Check if it is loop vectorization
4734 before calling nested_in_vect_loop_p.
4735 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
4736 dependence instances from either loop or basic block vectorization
4738 (vect_verify_datarefs_alignment): Likewise.
4739 (vect_enhance_data_refs_alignment): Adjust function calls.
4740 (vect_analyze_data_refs_alignment): Likewise.
4741 (vect_analyze_group_access): Fix printing. Skip different checks if
4742 DR_STEP is 0. Keep strided stores either in loop or basic block
4743 vectorization data structure. Fix indentation.
4744 (vect_analyze_data_ref_access): Fix comments, allow zero step in
4746 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
4747 dependence instances from either loop or basic block vectorization
4749 (vect_analyze_data_refs): Update comment. Call
4750 compute_data_dependences_for_bb to analyze basic blocks.
4751 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
4752 case of loop vectorization. In case of basic block vectorization use
4753 data-ref itself as a base.
4754 (vect_create_data_ref_ptr): In case of basic block vectorization:
4755 don't advance the pointer, add new statements before the current
4756 statement. Adjust function calls.
4757 (vect_supportable_dr_alignment): Support only aligned accesses in
4758 basic block vectorization.
4759 * common.opt (ftree-slp-vectorize): New flag.
4760 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
4761 (vect_pattern_recog_1): Likewise.
4762 * tree-vect-stmts.c (process_use): Likewise.
4763 (vect_init_vector): Add new statements in the beginning of the basic
4764 block in case of basic block SLP.
4765 (vect_get_vec_def_for_operand): Adjust function calls.
4766 (vect_finish_stmt_generation): Likewise.
4767 (vectorizable_call): Add assert that it is loop vectorization, adjust
4769 (vectorizable_conversion, vectorizable_assignment): Likewise.
4770 (vectorizable_operation): In case of basic block SLP, take
4771 vectorization factor from statement's type and skip the relevance
4772 check. Adjust function calls.
4773 (vectorizable_type_demotion): Add assert that it is loop
4774 vectorization, adjust function calls.
4775 (vectorizable_type_promotion): Likewise.
4776 (vectorizable_store): Check for outer loop only in case of loop
4777 vectorization. Adjust function calls. For basic blocks, skip the
4778 relevance check and don't advance pointers.
4779 (vectorizable_load): Likewise.
4780 (vectorizable_condition): Add assert that it is loop vectorization,
4781 adjust function calls.
4782 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
4783 that it is not reduction, get vector type, call only supported
4784 functions, skip loop specific parts.
4785 (vect_transform_stmt): Check for outer loop only in case of loop
4787 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
4788 (vect_is_simple_use): Fix comment, add new argument, fix conditions
4789 for external definition.
4790 * passes.c (pass_slp_vectorize): New pass.
4791 * tree-vect-slp.c (find_bb_location): New function.
4792 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
4793 check for patterns only in loops.
4794 (vect_build_slp_tree): Add argument, adjust function calls, fail in
4795 case of multiple types in basic block SLP.
4796 (vect_mark_slp_stmts_relevant): New function.
4797 (vect_supported_load_permutation_p): Fix comment.
4798 (vect_analyze_slp_instance): Add argument. In case of basic block
4799 SLP, take vectorization factor from statement's type, check that
4800 unrolling factor is 1. Adjust function call. Save SLP instance in
4801 either loop or basic block vectorization structure. Return FALSE,
4803 (vect_analyze_slp): Add argument. Get strided stores groups from
4804 either loop or basic block vectorization structure. Return FALSE
4805 if basic block SLP failed.
4806 (new_bb_vec_info): New function.
4807 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
4808 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
4809 (vect_schedule_slp): Add argument. Get SLP instances from either
4810 loop or basic block vectorization structure. Set vectorization factor
4811 to be 1 for basic block SLP.
4812 (vect_slp_transform_bb): New function.
4813 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
4815 2009-05-23 Mark Mitchell <mark@codesourcery.com>
4817 * final.c (shorten_branches): Do not align labels for jump tables.
4818 (final_scan_insn): Use JUMP_TABLE_DATA_P.
4820 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
4822 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
4823 Remove outdated reference to flow.c and fix nits.
4824 * doc/gccint.texi: Tweak RTL description.
4825 * doc/rtl.texi: Likewise.
4827 2009-05-23 Denis Chertykov <chertykov@gmail.com>
4829 * config/avr/avr.c: Change my email address.
4830 * config/avr/avr.h: Likewise.
4831 * config/avr/avr.md: Likewise.
4832 * config/avr/avr-protos.h: Likewise.
4833 * config/avr/libgcc.S: Likewise.
4835 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
4837 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
4838 (spu_split_load, spu_split_store): Change return type to int.
4839 (spu_split_convert): Declare.
4840 * config/spu/predicates.md (spu_mem_operand): Remove.
4841 (spu_mov_operand): Update.
4842 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
4843 * config/spu/spu.c (regno_aligned_for_load): Remove.
4844 (reg_aligned_for_addr, spu_expand_load): Define.
4845 (spu_expand_extv): Reimplement and handle MEM.
4846 (spu_expand_insv): Handle MEM.
4847 (spu_sched_reorder): Handle insn's with length 0.
4848 (spu_legitimate_address_p): Reimplement.
4849 (store_with_one_insn_p): Return TRUE for any mode with size
4850 larger than 16 bytes.
4851 (address_needs_split): Define.
4852 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
4854 (spu_convert_move): Define.
4855 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
4856 (spu_split_store): Change all MEM's to TImode.
4857 (spu_init_expanders): Preallocate registers that correspond to
4858 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
4860 (spu_split_convert): Define.
4861 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
4862 (_move<mode>, _movdi, _movti): Update predicate and condition.
4863 (load, store): Change to define_split.
4864 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
4866 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
4867 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
4868 define_insn_and_split of lshr<mode>3.
4869 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
4870 (<v>ashr<mode>3_imm): Define.
4871 (extv, extzv, insv): Allow MEM operands.
4872 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
4873 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
4874 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
4875 (_spu_convert2): Change to define_insn_and_split and remove the
4876 corresponding define_peephole2.
4877 (stack_protect_set, stack_protect_test, stack_protect_test_si):
4878 Change predicates to memory_operand.
4880 2009-05-22 Mark Mitchell <mark@codesourcery.com>
4882 * config/arm/thumb2.md: Add 16-bit multiply instructions.
4884 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4886 PR tree-optimization/40219
4887 * tree.c (iterative_hash_expr): Make sure the builtin function is
4888 a normal builtin function and not a front end or back end builtin
4889 before indexing into the built_in_decls array.
4891 2009-05-22 Richard Guenther <rguenther@suse.de>
4894 * alias.c (write_dependence_p): Do not use TBAA for answering
4895 anti-dependence or output-dependence.
4896 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
4897 (emit_pointer_definition): Remove.
4898 (emit_alias_warning): Likewise.
4899 (find_what_var_points_to): Remove TBAA pruning code.
4900 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
4902 (compute_points_to_sets): Remove code computing the set of
4903 dereferenced pointers.
4904 * tree-data-ref.c (dr_may_alias_p): Properly use the split
4905 oracle for querying anti and output dependencies.
4906 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
4907 if TBAA may be applied.
4908 (refs_anti_dependent_p): New function.
4909 (refs_output_dependent_p): Likewise.
4910 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
4911 (refs_output_dependent_p): Likewise.
4912 * doc/tree-ssa.texi (Memory model): New section.
4913 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
4914 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
4915 * cfgexpand.c (expand_gimple_basic_block): Do not handle
4916 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
4917 * expr.c (expand_expr_real_1): Likewise.
4918 * gimple-low.c (lower_stmt): Likewise.
4919 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
4920 (dump_gimple_cdt): Remove.
4921 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
4922 (gimple_size): Likewise.
4923 (walk_gimple_op): Likewise.
4924 (is_gimple_stmt): Likewise.
4925 (walk_stmt_load_store_addr_ops): Likewise.
4926 (gimple_build_cdt): Remove.
4927 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
4928 * gimple.h (gimple_cdt_new_type): Remove.
4929 (gimple_cdt_new_type_ptr): Likewise.
4930 (gimple_cdt_set_new_type): Likewise.
4931 (gimple_cdt_location): Likewise.
4932 (gimple_cdt_location_ptr): Likewise.
4933 (gimple_cdt_set_location): Likewise.
4934 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
4935 * tree-cfg.c (remove_useless_stmts_1): Do not handle
4936 GIMPLE_CHANGE_DYNAMIC_TYPE.
4937 (verify_types_in_gimple_stmt): Likewise.
4938 * tree-inline.c (estimate_num_insns): Likewise.
4939 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
4940 (copy_decl_to_var): Likewise.
4941 (copy_result_decl_to_var): Likewise.
4942 * tree-pretty-print.c (dump_generic_node): Do not handle
4943 CHANGE_DYNAMIC_TYPE_EXPR.
4944 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4945 * tree-ssa-operands.c (get_expr_operands): Likewise.
4946 * tree-ssa-structalias.c (struct variable_info): Remove
4947 no_tbaa_pruning member.
4948 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
4949 (unify_nodes): Do not copy it.
4950 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
4951 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
4952 (set_uids_in_ptset): Do not check it.
4953 (find_what_var_points_to): Likewise.
4954 (compute_tbaa_pruning): Remove.
4955 (compute_points_to_sets): Do not call it.
4956 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
4957 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
4958 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
4959 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
4960 (DECL_NO_TBAA_P): Likewise.
4961 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
4962 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
4963 (expand_omp_atomic_pipeline): Do not set it.
4964 * print-tree.c (print_node): Do not dump it.
4965 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
4968 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
4971 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
4974 2009-05-22 Mark Mitchell <mark@codesourcery.com>
4976 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
4979 2009-05-22 Ben Elliston <bje@au.ibm.com>
4981 * Makefile.in (bversion.h, s-bversion): New targets.
4982 (TOPLEV_H): Add bversion.h.
4983 * toplev.h: Include "bversion.h".
4984 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
4985 the __format__ attribute only if compiling with the same version
4986 of GCC as the sources (the "build version").
4988 2009-05-22 Ben Elliston <bje@au.ibm.com>
4990 * c-format.c (handle_format_attribute): Fix comment typo.
4992 2009-05-21 Steve Ellcey <sje@cup.hp.com>
4995 * config/ia64/ia64.opt (mfused-madd): New.
4996 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
4997 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
4998 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
4999 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
5000 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
5001 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
5002 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
5003 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
5004 instruction if !TARGET_FUSED_MADD.
5005 (fpma, fpms): Remove colon from name.
5007 2009-05-22 Richard Guenther <rguenther@suse.de>
5009 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
5010 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
5011 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
5013 (create_expression_by_pieces): Only convert if necessary.
5014 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
5015 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
5017 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
5019 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
5020 regular pattern from a template and rename it ...
5021 (*extzv_truncsi_exts): ... to this.
5023 2009-05-21 Richard Guenther <rguenther@suse.de>
5025 * cgraph.h (struct cgraph_node): Remove inline_decl member.
5026 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
5027 (cgraph_default_inline_p): Likewise.
5028 (cgraph_decide_inlining_incrementally): Likewise.
5030 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
5031 Uros Bizjak <ubizjak@gmail.com>
5033 * config/i386/cpuid.h (bit_MOVBE): New.
5035 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
5037 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
5038 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
5039 (ix86_handle_option): Handle OPT_mmovbe.
5040 (ix86_target_string): Add -mmovbe.
5041 (pta_flags): Add PTA_MOVBE.
5042 (processor_alias_table): Add PTA_MOVBE to "atom".
5043 (override_options): Handle PTA_MOVBE.
5045 * config/i386/i386.h (TARGET_MOVBE): New.
5047 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
5048 (*bswapsi_movbe): New.
5049 (*bswapdi_movbe): Likewise.
5050 (bswapdi2): Renamed to ...
5052 (bswapdi2): New expander.
5054 * config/i386/i386.opt (mmovbe): New.
5056 * doc/invoke.texi: Document -mmovbe.
5058 2009-05-21 Taras Glek <tglek@mozilla.com>
5060 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
5061 * gcc-plugin.h (plugin_init): Updated signature.
5062 * gcc-plugin.h (plugin_name_args): Moved to this header.
5063 * doc/plugins.texi (plugin_init): Updated documention to reflect
5065 * doc/plugins.texi (plugin_name_args): Added to documention.
5067 2009-05-21 Mark Mitchell <mark@codesourcery.com>
5069 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
5070 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
5072 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
5074 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
5075 JUMP_TABLE_DATA_P predicates where applicable.
5076 * config/i386/predicates.md: Ditto.
5077 * config/i386/sse.md: Ditto.
5079 2009-05-21 Jakub Jelinek <jakub@redhat.com>
5081 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
5082 operand2 -128 override length_immediate attribute to 1.
5083 * config/i386/predicates.md (constm128_operand): New predicate.
5085 * config/i386/i386.c (memory_address_length): Handle %r12
5086 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
5088 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
5089 mode look through optional ZERO_EXTEND and SUBREG.
5090 * config/i386/i386.md (R12_REG): New define_constant.
5091 (prefix_data16): For sse unit set also for MODE_TI insns.
5092 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
5093 insns set if operand 1 is ext_QIreg_operand.
5094 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
5095 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
5097 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
5098 mode from MODE_DI to MODE_SI.
5099 (movdi_1_rex64): Override modrm and length_immediate attributes
5100 only for movabs (TYPE_IMOV, alternative 2).
5101 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
5102 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
5103 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
5104 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
5105 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
5106 prefix_rex attribute if DImode.
5107 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
5108 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
5109 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
5110 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
5111 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
5112 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
5113 Likewise. For TYPE_IMOV clear length_immediate attribute.
5114 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
5115 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
5116 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
5117 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
5118 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
5119 or one operand TYPE_ISHIFT.
5120 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
5121 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
5122 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
5123 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
5124 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
5125 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
5126 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
5127 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
5128 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
5129 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
5130 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
5131 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
5132 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
5133 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
5134 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
5135 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
5136 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
5137 set mode attribute, don't override length attribute.
5138 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
5140 (return_internal_long): Set length attribute to 2 instead of 1.
5141 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
5142 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
5143 prefix_rex attribute.
5144 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
5146 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
5148 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5150 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
5152 2009-05-20 Ian Lance Taylor <iant@google.com>
5154 * tree.c (build_tree_list_vec_stat): New function.
5155 (ctor_to_vec): New function.
5156 (build_nt_call_vec): New function.
5157 (build_call_array): Change args to be a const pointer.
5158 (build_call_vec): New function.
5159 * tree.h (build_nt_call_vec): Declare.
5160 (build_tree_list_vec_stat): Declare.
5161 (build_tree_list_vec): Define.
5162 (build_call_array): Update declaration.
5163 (build_call_vec): Declare.
5164 (ctor_to_vec): Declare.
5165 * c-common.c (tree_vector_cache): New static variable.
5166 (make_tree_vector): New function.
5167 (release_tree_vector): New function.
5168 (make_tree_vector_single): New function.
5169 (make_tree_vector_copy): New function.
5170 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
5171 (make_tree_vector_single, make_tree_vector_copy): Declare.
5172 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
5173 (c_parser_expr_list): Don't manage cache here, instead call
5175 (c_parser_release_expr_list): Remove static function.
5176 (c_parser_vec_to_tree_list): Remove static function.
5177 (c_parser_attributes): Call build_tree_list_vec instead of
5178 c_parser_vec_to_tree_list. Call release_tree_vector instead of
5179 c_parser_release_expr_list.
5180 (c_parser_postfix_expression_after_primary): Likewise.
5181 (c_parser_objc_keywordexpr): Likewise.
5183 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
5185 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
5186 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
5187 TARGET_CONVERT_TO_TYPE.
5188 * hooks.c (hook_tree_const_tree_null): Define.
5189 * hooks.h (hook_tree_const_tree_null): Declare.
5190 * target.h (struct gcc_target): Add invalid_parameter_type,
5191 invalid_return_type, promoted_type, and convert_to_type fields.
5192 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
5193 (TARGET_INVALID_RETURN_TYPE): Define.
5194 (TARGET_PROMOTED_TYPE): Define.
5195 (TARGET_CONVERT_TO_TYPE): Define.
5196 (TARGET_INITIALIZER): Update for new fields.
5197 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
5198 (grokparms): Check targetm.invalid_parameter_type.
5199 * c-typeck.c (default_conversion): Check targetm.promoted_type.
5200 * c-convert.c (convert): Check targetm.convert_to_type.
5202 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
5204 * config/mips/mips.md (*extenddi_truncate<mode>,
5205 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
5207 (*extendhi_truncateqi): New define_insn_and_sptit.
5209 2009-05-20 Jakub Jelinek <jakub@redhat.com>
5212 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
5213 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
5215 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
5217 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
5218 the operand of VIEW_CONVERT_EXPR.
5220 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
5222 * config/i386/driver-i386.c (host_detect_local_cpu): Check
5223 extended family and model for Intel processors. Support Intel Atom.
5225 2009-05-20 Olivier Hainque <hainque@adacore.com>
5227 * gstab.h (stab_code_type): Define, to be used instead of the
5228 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
5230 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
5231 occurrences by stab_code_type.
5232 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
5234 2009-05-20 Martin Jambor <mjambor@suse.cz>
5236 * tree-flow.h (insert_edge_copies_seq): Undeclare.
5237 (sra_insert_before): Likewise.
5238 (sra_insert_after): Likewise.
5239 (sra_init_cache): Likewise.
5240 (sra_type_can_be_decomposed_p): Likewise.
5241 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
5242 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
5243 (sra_insert_before): Likewise.
5244 (sra_insert_after): Likewise.
5245 (sra_init_cache): Likewise.
5246 (insert_edge_copies_seq): Made static and moved upwards.
5248 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
5251 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
5253 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
5254 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
5257 2009-05-20 Richard Guenther <rguenther@suse.de>
5259 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
5260 with mismatched comparison modes.
5262 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5264 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
5265 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
5266 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
5267 with shifts for Thumb2.
5268 (orsi_notsi): New for orn.
5269 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
5270 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
5271 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
5272 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
5273 Don't invert remainder for IOR.
5275 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
5277 PR tree-optimization/40087
5278 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
5279 number_of_iterations_ne): Rename never_infinite argument.
5280 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
5281 number_of_iterations_le): Handle pointer-type ivs when
5282 exit_must_be_taken is false.
5283 (number_of_iterations_cond): Do not always assume that
5284 exit_must_be_taken if the control variable is a pointer.
5286 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5288 * c-typeck.c (build_binary_op): Allow % on integal vectors.
5289 * doc/extend.texi (Vector Extension): Document that % is allowed too.
5291 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
5293 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
5294 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
5296 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5299 * c.opt (Wlogical-op): Disabled by default.
5300 * c-opt (c_common_post_options): Do not enable Wlogical-op with
5302 * doc/invoke.texi (Wlogical-op): Likewise.
5304 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
5306 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
5308 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
5309 Propagate the type of the first operand.
5310 <ASSERT_EXPR>: Simplify.
5311 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
5312 Rewrite using the RHS code as discriminant.
5313 <NOP_EXPR>: Turn into CASE_CONVERT.
5314 <PLUS_EXPR>: Propagate the type of the first operand.
5316 2009-05-19 Steve Ellcey <sje@cup.hp.com>
5318 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
5319 (ia64_dconst_0_375): New.
5320 * config/ia64/ia64.c (ia64_override_options): Remove
5321 -minline-sqrt-min-latency warning.
5322 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
5323 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
5324 * config/ia64/ia64.md (*sqrt_approx): Remove.
5325 (sqrtsf2): Remove #if 0.
5326 (sqrtsf2_internal_thr): Rewrite and move to div.md.
5327 (sqrtdf): Remove assert.
5328 (sqrtdf2_internal_thr): Rewrite and move to div.md.
5329 (sqrtxf2): Remove #if 0.
5330 (sqrtxf2_internal_thr): Rewrite and move to div.md.
5331 * div.md (sqrt_approx_rf): New.
5332 (sqrtsf2_internal_thr): New implementation.
5333 (sqrtsf2_internal_lat): New.
5334 (sqrtdf2_internal_thr: New implementation.
5335 (sqrtxf2_internal): New implementation.
5337 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
5338 Hans-Peter Nilsson <hp@axis.com>
5340 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
5341 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
5342 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
5343 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
5344 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
5345 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
5346 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
5347 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
5348 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
5349 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
5350 * c-common.c: ...from here.
5352 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5354 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
5356 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5358 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
5360 2009-05-19 Ben Elliston <bje@au.ibm.com>
5362 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
5363 assignments with memcpy calls.
5364 (add_fdes): Likewise.
5365 (binary_search_unencoded_fdes): Likewise.
5366 (linear_search_fdes): Eliminate type puns.
5368 2009-05-19 Richard Guenther <rguenther@suse.de>
5370 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
5371 not falsely claim to have propagated into all uses.
5373 2009-05-19 Ben Elliston <bje@au.ibm.com>
5375 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
5378 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
5380 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
5381 * config/sh/sh.c (sh_legitimate_address_p): Make static.
5382 (TARGET_LEGITIMATE_ADDRESS_P): New.
5383 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5384 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
5386 2009-05-18 Dodji Seketeli <dodji@redhat.com>
5389 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
5390 child of the containing namespace's DIE.
5392 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
5394 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
5395 *zero_extendhi_truncqi): Move after the zero_extend patterns.
5396 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
5399 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
5402 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
5403 gen_align with gen_pad.
5404 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
5405 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
5407 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
5408 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
5410 * config/i386/i386.md (align): Renamed to ...
5411 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
5412 ASM_OUTPUT_MAX_SKIP_PAD.
5414 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
5416 * config.gcc: Fix variable syntax.
5419 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
5420 before calling exact_log2.
5421 (output_iorsi3): Likewise.
5422 (output_xorsi3): Likewise.
5424 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
5426 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
5427 for the none zero constant operand except for EQ and NE
5428 comprisons even when the first operand is R0.
5430 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
5432 * config/s390/2064.md: Remove trailing whitespaces.
5433 * config/s390/2084.md: Likewise.
5434 * config/s390/constraints.md: Likewise.
5435 * config/s390/fixdfdi.h: Likewise.
5436 * config/s390/libgcc-glibc.ver: Likewise.
5437 * config/s390/s390-modes.def: Likewise.
5438 * config/s390/s390-protos.h: Likewise.
5439 * config/s390/s390.c: Likewise.
5440 * config/s390/s390.h: Likewise.
5441 * config/s390/s390.md: Likewise.
5442 * config/s390/tpf-unwind.h: Likewise.
5444 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5446 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
5448 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5451 * configure.ac (m68k-*-*): Check if binutils support TLS.
5452 * configure: Regenerate.
5453 * config/m68k/predicates.md (symbolic_operand): Extend comment.
5454 * config/m68k/constraints.md (Cu): New constraint.
5455 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
5456 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
5457 (movsi): Handle TLS symbols.
5458 (addsi3_5200): Handle XTLS symbols, indent.
5459 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
5460 (m68k_tls_reference_p): Declare.
5461 (m68k_legitimize_address): Declare.
5462 (m68k_unwrap_symbol): Declare.
5463 * config/m68k/m68k.opt (mxtls): New option.
5464 * config/m68k/m68k.c (ggc.h): Include.
5465 (m68k_output_dwarf_dtprel): Implement hook.
5466 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
5467 (m68k_expand_prologue): Load GOT pointer when function needs it.
5468 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
5469 (m68k_legitimate_constant_address_p): Same.
5470 (m68k_decompose_address): Handle TLS references.
5471 (m68k_get_gp): New static function.
5472 (enum m68k_reloc): New contants.
5473 (TLS_RELOC_P): New macro.
5474 (m68k_wrap_symbol): New static function.
5475 (m68k_unwrap_symbol): New function.
5476 (m68k_final_prescan_insn_1): New static function.
5477 (m68k_final_prescan_insn): New function.
5478 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
5480 (legitimize_pic_address): Handle TLS references..
5481 (m68k_tls_get_addr, m68k_get_tls_get_addr)
5482 (m68k_libcall_value_in_a0_p)
5483 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
5484 (m68k_call_m68k_read_tp): Helper variables and functions for ...
5485 (m68k_legitimize_tls_address): Handle TLS references.
5486 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
5488 (m68k_legitimize_address): Handle TLS symbols.
5489 (m68k_get_reloc_decoration): New static function.
5490 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
5492 (m68k_output_dwarf_dtprel): Implement hook.
5493 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
5494 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
5495 m68k_call_* routines.
5496 (sched_attr_op_type): Handle TLS symbols.
5497 (gt-m68k.h): Include.
5498 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
5499 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
5501 2009-05-18 Martin Jambor <mjambor@suse.cz>
5503 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
5504 (visit_store_addr_for_mod_analysis): New function.
5505 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
5506 (determine_cst_member_ptr): Use gimple_assign_single_p.
5507 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
5508 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
5509 operands. Don't check number of operands of a NOP_EXPR.
5511 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
5513 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
5515 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
5518 * c-common.c (warn_logical_operator): Don't warn if one of
5519 expression isn't always true or false.
5521 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
5523 * config/i386/biarch32.h: New file.
5524 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
5526 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
5528 * config/mips/mips.md (*zero_extend<mode>_trunchi,
5529 *zero_extend<mode>_truncqi): Merge these into ...
5530 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
5531 Name the pattern following this as *zero_extendhi_truncqi.
5533 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
5536 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
5537 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
5538 (output_info): Make field HOST_WIDEST_INT.
5539 (print_statistics): Use HOST_WIDEST_INT_PRINT.
5540 (dump_bitmat_statistics): Same.
5542 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
5544 * config.gcc (use_gcc_stdint): Set to wrap.
5545 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
5546 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
5547 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5548 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5549 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5550 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5551 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5552 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5554 2009-05-16 Joseph Myers <joseph@codesourcery.com>
5556 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
5558 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
5559 Move definitions earlier.
5560 (OPT_ARCH64, OPT_ARCH32): Define.
5561 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
5564 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
5567 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
5570 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
5572 * arm.md (movdi2): Copy non-reg values to DImode registers.
5574 2009-05-16 Jakub Jelinek <jakub@redhat.com>
5577 * final.c (label_to_max_skip): New function.
5578 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
5579 CODE_LABEL_NUMBER <= max_labelno.
5580 * output.h (label_to_max_skip): New prototype.
5581 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
5582 (ix86_avoid_jump_mispredicts): ... this. Don't define if
5583 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
5584 Handle CODE_LABELs with >= 16 byte alignment or with
5585 max_skip == (1 << align) - 1.
5586 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
5587 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
5590 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
5591 .p2align 3 if MAX_SKIP is smaller than 7.
5592 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
5594 2009-05-15 Ian Lance Taylor <iant@google.com>
5596 * alias.c (struct alias_set_entry_d): Rename from struct
5597 alias_set_entry. Change all uses.
5598 * except.c (struct call_site_record_d): Rename from struct
5599 call_site_record. Change all uses.
5600 * except.h (struct eh_region_d): Rename from struct eh_region.
5602 * gcse.c (struct hash_table_d): Rename from struct hash_table.
5604 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
5605 ivtype_map_elt. Change all uses.
5606 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
5608 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
5609 * graphite.h (struct name_tree_d): Rename from struct name_tree.
5611 (struct sese_d): Rename from struct sese. Change all uses.
5612 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
5613 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
5614 * optabs.h (struct optab_d): Rename from struct optab. Change all
5616 (struct convert_optab_d): Rename from struct convert_optab.
5618 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
5619 ipa_opt_pass. Change all uses.
5620 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
5623 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
5624 defined as a typedef.
5625 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
5628 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
5631 * fold-const.c (make_range,build_range_check,merge_ranges): Move
5633 (merge_ranges): Returns bool.
5634 * tree.h (make_range): .. to here.
5635 (build_range_check): Likewise.
5636 (merge_ranges): Likewise. Renamed from merge_ranges.
5637 * c-typeck.c (parser_build_binary_op): Update calls to
5638 warn_logical_operator.
5639 * c-common.c (warn_logical_operator): Add new warning.
5640 * c-common.h (warn_logical_operator): Update declaration.
5642 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
5644 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
5646 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5648 * doc/install.texi: Document MPC requirements, flags etc.
5650 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
5651 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
5652 Evaluate constant arguments.
5653 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
5654 (fold_builtin_1): Likewise, also evaluate constant arguments.
5655 Remove superfluous break.
5656 (do_mpc_ckconv): New.
5657 * real.h: Include mpc.h.
5658 * toplev.c (print_version): Output MPC version info if available.
5660 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
5662 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
5664 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
5666 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
5669 2009-05-15 Jan Hubicka <jh@suse.cz>
5671 * doc/invoke.texi (max-early-inliner-iterations): New flag.
5672 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
5673 (try_inline): Fix return value.
5674 (cgraph_decide_inlining_incrementally): Honor new value.
5675 (cgraph_early_inlining): Handle indirect inlining.
5676 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
5678 2009-05-15 Jan Hubicka <jh@suse.cz>
5680 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
5681 * cgraphunit.c (cgraph_finalize_function): Set it.
5682 (cgraph_expand_function): Use it.
5684 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
5686 * real.c (encode_ieee_half): Define.
5687 (decode_ieee_half): Define.
5688 (ieee_half_format): Define.
5689 (arm_half_format): Define.
5690 * real.h (ieee_half_format): Declare.
5691 (arm_half_format): Declare.
5693 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
5695 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
5696 swapped, and reversed optabs exist before trying to use them.
5698 2009-05-15 Paul Brook <paul@codesourcery.com>
5699 Sandra Loosemore <sandra@codesourcery.com>
5701 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
5702 loads. Allow PRE_DEC.
5703 (output_move_neon): Handle PRE_DEC.
5704 (arm_print_operand): Add 'A' for neon structure loads.
5705 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
5706 * config/arm/neon.md (neon_mov): Update comment.
5707 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
5709 (Um): New constraint.
5711 2009-05-15 Jan Hubicka <jh@suse.cz>
5713 Revert the following patch until testsuite fallout is fixed:
5714 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
5715 * cgraph.h (struct inline_summary): New filed self_wize,
5716 size_inlining_benefit, self_time and time_inlining_benefit.
5717 (struct cgraph_global_info): Replace insns by time ans size fields.
5718 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
5719 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
5720 (ipcp_update_callgraph): Do not touch function bodies.
5721 * ipa-inline.c: Include except.h
5722 (MAX_TIME): New constant.
5723 (overall_insns): Remove
5724 (overall_size, max_benefit): New static variables.
5725 (cgraph_estimate_time_after_inlining): New function.
5726 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
5727 (cgraph_clone_inlined_nodes): Update size.
5728 (cgraph_mark_inline_edge): Update size.
5729 (cgraph_estimate_growth): Use size info.
5730 (cgraph_check_inline_limits): Check size.
5731 (cgraph_default_inline_p): Likewise.
5732 (cgraph_edge_badness): Compute badness based on benefit and size cost.
5733 (cgraph_decide_recursive_inlining): Check size.
5734 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
5736 (cgraph_decide_inlining): Likewise.
5737 (cgraph_decide_inlining_incrementally): Likewise; honor
5738 PARAM_EARLY_INLINING_INSNS.
5739 (likely_eliminated_by_inlining_p): New predicate.
5740 (estimate_function_body_sizes): New function.
5741 (compute_inline_parameters): Use it.
5742 * except.c (must_not_throw_labels): New function.
5743 * except.h (must_not_throw_labels): Declare.
5744 * tree-inline.c (init_inline_once): Kill inlining_weigths
5745 * tree-ssa-structalias.c: Avoid uninitialized warning.
5746 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
5747 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
5748 (PARAM_INLINE_CALL_COST): Remove.
5749 (PARAM_EARLY_INLINING_INSNS): New.
5751 2009-05-15 Richard Guenther <rguenther@suse.de>
5753 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
5754 not TODO_update_ssa.
5756 2009-05-15 Richard Guenther <rguenther@suse.de>
5758 PR tree-optimization/39999
5759 * gimple.h (gimple_expr_type): Use the expression type looking
5760 through useless conversions.
5761 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
5762 (vn_nary_op_insert_stmt): Likewise.
5763 (simplify_binary_expression): Likewise.
5765 2009-05-15 Richard Guenther <rguenther@suse.de>
5767 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
5768 New options, enabled by default.
5769 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
5771 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
5772 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
5773 * tree-ssa-structalias.c (gate_tree_pta): New function.
5774 (pass_build_alias): Use it.
5776 2009-05-15 Joseph Myers <joseph@codesourcery.com>
5778 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
5779 recurse on an invariant address if a conversion from a pointer
5780 type to a wider integer type is involved.
5782 2009-05-15 Jan Hubicka <jh@suse.cz>
5784 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
5785 * cgraph.h (struct inline_summary): New filed self_wize,
5786 size_inlining_benefit, self_time and time_inlining_benefit.
5787 (struct cgraph_global_info): Replace insns by time ans size fields.
5788 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
5789 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
5790 (ipcp_update_callgraph): Do not touch function bodies.
5791 * ipa-inline.c: Include except.h
5792 (MAX_TIME): New constant.
5793 (overall_insns): Remove
5794 (overall_size, max_benefit): New static variables.
5795 (cgraph_estimate_time_after_inlining): New function.
5796 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
5797 (cgraph_clone_inlined_nodes): Update size.
5798 (cgraph_mark_inline_edge): Update size.
5799 (cgraph_estimate_growth): Use size info.
5800 (cgraph_check_inline_limits): Check size.
5801 (cgraph_default_inline_p): Likewise.
5802 (cgraph_edge_badness): Compute badness based on benefit and size cost.
5803 (cgraph_decide_recursive_inlining): Check size.
5804 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
5806 (cgraph_decide_inlining): Likewise.
5807 (cgraph_decide_inlining_incrementally): Likewise; honor
5808 PARAM_EARLY_INLINING_INSNS.
5809 (likely_eliminated_by_inlining_p): New predicate.
5810 (estimate_function_body_sizes): New function.
5811 (compute_inline_parameters): Use it.
5812 * except.c (must_not_throw_labels): New function.
5813 * except.h (must_not_throw_labels): Declare.
5814 * tree-inline.c (init_inline_once): Kill inlining_weigths
5815 * tree-ssa-structalias.c: Avoid uninitialized warning.
5816 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
5817 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
5818 (PARAM_INLINE_CALL_COST): Remove.
5819 (PARAM_EARLY_INLINING_INSNS): New.
5820 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
5821 (inline-call-cost): Remove.
5822 (early-inlining-insns): New.
5824 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
5826 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
5828 (print_int_cst_bounds_in_octal_p): Likewise.
5829 (dbxout_type): Adjust calls to above functions. Be prepared to deal
5831 * dwarf2out.c (base_type_die): Likewise.
5832 (is_subrange_type): Delete.
5833 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
5834 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
5835 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
5836 if the destination type is boolean.
5837 (build_range_check): Do not special-case subtypes.
5838 (fold_sign_changed_comparison): Likewise.
5839 (fold_unary): Likewise.
5840 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
5841 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
5842 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
5843 * tree.c (subrange_type_for_debug_p): New predicate based on the
5844 former is_subrange_type.
5845 * tree.h (subrange_type_for_debug_p): Declare.
5846 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
5847 (convert_affine_scev): Remove call to above function.
5848 (chrec_convert_aggressive): Likewise.
5849 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
5850 false for conversions involving subtypes.
5851 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
5852 (vrp_val_min): Likewise.
5853 (needs_overflow_infinity): Likewise.
5854 (extract_range_from_unary_expr): Likewise.
5856 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
5858 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
5859 * config/frv/frv.c: Likewise.
5860 * config/s390/s390.c: Likewise.
5861 * config/sparc/sparc.h: Likewise.
5862 * config/i386/i386.h: Likewise.
5863 * config/i386/i386.c: Likewise.
5864 * config/crx/crx.c: Likewise.
5865 * config/m68hc11/m68hc11.h: Likewise.
5866 * config/iq2000/iq2000.c: Likewise.
5867 * config/mn10300/mn10300.h: Likewise.
5868 * config/mn10300/mn10300.c: Likewise.
5869 * config/m68k/m68k.c: Likewise.
5870 * config/rs6000/rs6000.c: Likewise.
5871 * config/rs6000/xcoff.h: Likewise.
5872 * config/rs6000/linux64.h: Likewise.
5873 * config/rs6000/sysv4.h: Likewise.
5874 * config/score/score3.c: Likewise.
5875 * config/score/score7.c: Likewise.
5876 * config/score/score.c: Likewise.
5877 * config/arm/arm.md: Likewise.
5878 * config/mips/mips.c: Likewise.
5879 * config/mips/mips.md: Likewise.
5880 * config/bfin/bfin.h: Likewise.
5881 * config/pa/pa.c: Likewise.
5882 * config/pa/constraints.md: Likewise.
5884 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
5885 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
5886 * config/pdp11/pdp11.h: Use memory_address_p instead.
5888 2009-05-14 Ian Lance Taylor <iant@google.com>
5890 * passes.c (finish_optimization_passes): Change i to int.
5891 * plugin.c (plugins_active_p): Change event to int.
5892 (dump_active_plugins): Likewise.
5893 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
5895 * tree.c (tree_range_check_failed): Change c to unsigned int.
5896 (omp_clause_range_check_failed): Likewise.
5897 (build_common_builtin_nodes): Change mode to int. Add cast.
5898 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
5899 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
5901 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
5902 ++ or -- with a variable of enum type.
5904 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
5907 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
5909 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
5911 * store-motion.c: Do not include params.h
5912 * Makefile.in: Fix dependencies for various files.
5914 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
5916 * auto-inc-dec.c: Fix pass description, remove apparent
5917 accidental duplication.
5919 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
5922 * ipa-utils.h (memory_identifier_string): Moved to ...
5923 * tree.h (memory_identifier_string): Here. Add GTY(()).
5925 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
5927 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
5928 in the former documentation of...
5929 (GO_IF_LEGITIMATE_ADDRESS): ... this.
5930 * ira-conflicts.c (get_dup_num): Use address_operand.
5931 * targhooks.c (default_legitimate_address_p): New.
5932 * targhooks.h (default_legitimate_address_p): New.
5933 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
5935 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
5936 * target.h (struct target): Add legitimate_address_p.
5937 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
5938 (TARGET_INITIALIZER): Include it.
5940 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5941 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
5942 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
5943 (TARGET_LEGITIMATE_ADDRESS_P): New.
5945 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5946 (REG_OK_STRICT_P): Delete.
5947 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
5948 (frv_legitimate_address_p_1): ... this.
5949 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
5950 (frv_legitimate_address_p_1): ... the renamed old
5951 frv_legitimate_address_p.
5952 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
5953 (TARGET_LEGITIMATE_ADDRESS_P): New.
5955 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5956 * config/s390/s390-protos.h (legitimate_address_p): Remove.
5957 * config/s390/s390.c (legitimate_address_p): Rename to...
5958 (s390_legitimate_address_p): ... this, make static.
5959 (legitimize_address): Adjust call.
5960 (TARGET_LEGITIMATE_ADDRESS_P): New.
5961 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
5963 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5964 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
5965 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
5966 (TARGET_LEGITIMATE_ADDRESS_P): New.
5968 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5969 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
5970 * config/spu/spu.c (spu_legitimate_address): Rename to...
5971 (spu_legitimate_address_p): ... this, make static.
5972 (TARGET_LEGITIMATE_ADDRESS_P): New.
5974 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5975 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
5976 * config/sparc/sparc.c (legitimate_address_p): Rename to...
5977 (sparc_legitimate_address_p): ... this, make static and return bool.
5978 (legitimize_address): Adjust call.
5979 (TARGET_LEGITIMATE_ADDRESS_P): New.
5981 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5982 * config/i386/i386-protos.h (legitimate_address_p): Remove.
5983 * config/i386/i386.c (legitimate_address_p): Rename to...
5984 (ix86_legitimate_address_p): ... this, make static.
5985 (constant_address_p): Move after it, adjust call.
5986 (TARGET_LEGITIMATE_ADDRESS_P): New.
5988 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5989 * config/avr/avr-protos.h (legitimate_address_p): Remove.
5990 * config/avr/avr.c (legitimate_address_p): Rename to...
5991 (avr_legitimate_address_p): ... this, make static.
5992 (legitimize_address): Adjust call.
5993 (TARGET_LEGITIMATE_ADDRESS_P): New.
5995 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5996 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
5997 * config/crx/crx.c (crx_legitimate_address_p): Make static.
5998 (TARGET_LEGITIMATE_ADDRESS_P): New.
6000 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6001 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
6002 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
6003 (TARGET_LEGITIMATE_ADDRESS_P): New.
6005 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6006 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
6008 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
6010 (TARGET_LEGITIMATE_ADDRESS_P): New.
6012 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6013 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
6015 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
6017 (m68hc11_legitimate_address_p): ... this, make static.
6018 (go_if_legitimate_address_internal): Rename to...
6019 (m68hc11_legitimate_address_p_1): ... this.
6020 (legitimize_address): Adjust call.
6021 (TARGET_LEGITIMATE_ADDRESS_P): New.
6023 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6024 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
6025 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
6026 (TARGET_LEGITIMATE_ADDRESS_P): New.
6028 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6029 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
6030 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
6031 (mn10300_legitimate_address_p): ... this, make static.
6032 (TARGET_LEGITIMATE_ADDRESS_P): New.
6034 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6035 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
6036 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
6037 (TARGET_LEGITIMATE_ADDRESS_P): New.
6039 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6040 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
6041 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
6042 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6043 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
6044 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
6045 (rs6000_legitimate_address_p): ... this, make static.
6046 (TARGET_LEGITIMATE_ADDRESS_P): New.
6047 (REG_MODE_OK_FOR_BASE_P): Delete.
6048 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
6050 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6051 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
6053 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
6054 static, adjust types.
6055 (TARGET_LEGITIMATE_ADDRESS_P): New.
6057 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6058 * config/score/score.c (score_address_p): Rename to...
6059 (score_legitimate_address_p): ... this.
6060 (TARGET_LEGITIMATE_ADDRESS_P): New.
6061 * config/score/score3.c (score3_address_p): Rename to...
6062 (score3_legitimate_address_p): ... this.
6063 * config/score/score7.c (score7_address_p): Rename to...
6064 (score7_legitimate_address_p): ... this.
6066 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
6067 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
6068 GO_IF_LEGITIMATE_ADDRESS): Delete.
6069 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
6070 thumb2_legitimate_address_p): Delete.
6071 (arm_legitimate_address_p): Rename to...
6072 (arm_legitimate_address_outer_p): ... this.
6073 * config/arm/constraints.md ("Uq"): Adjust call.
6074 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
6075 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
6077 (arm_legitimate_address_outer_p): ... this.
6078 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
6080 (TARGET_LEGITIMATE_ADDRESS_P): New.
6082 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6083 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
6084 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
6085 (TARGET_LEGITIMATE_ADDRESS_P): New.
6087 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6088 * config/vax/vax-protos.h (legitimate_address_p): Remove.
6089 * config/vax/vax.c (legitimate_address_p): Rename to...
6090 (vax_legitimate_address_p): ... this, make static.
6091 (TARGET_LEGITIMATE_ADDRESS_P): New.
6093 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6094 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
6095 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
6096 (TARGET_LEGITIMATE_ADDRESS_P): New.
6098 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6099 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
6100 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
6101 (mmix_legitimate_address_p): ... this, make static.
6102 (TARGET_LEGITIMATE_ADDRESS_P): New.
6104 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6105 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
6106 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
6107 (TARGET_LEGITIMATE_ADDRESS_P): New.
6109 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
6111 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
6112 of MODE_COMPLEX_INT.
6114 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6116 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
6117 LCT_NORMAL in function call.
6118 * mips-tdump.c (print_file_desc): Add cast to enum type.
6119 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
6120 (mark_stabs): Add casts to enum types.
6121 (parse_stabs_common): Add casts to enum types.
6123 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
6125 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
6126 Check for invalid values of LETTER.
6128 2009-05-13 Taras Glek <tglek@mozilla.com>
6130 * attribs.c (register_attribute): moved out attribute registration
6131 into register_attribute.
6132 * doc/plugins.texi: Documented register_attribute and
6134 * gcc-plugin.h: Added forward decl for register_attribute.
6135 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
6136 * plugin.c (register_callback, invoke_plugin_callbacks): Added
6137 PLUGIN_ATTRIBUTES boilerplate.
6139 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
6141 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
6142 values even in sentinel and empty entries.
6143 (ms_printf_flag_specs): Likewise.
6144 (ms_scanf_flag_specs): Likewise.
6145 (ms_strftime_flag_specs): Likewise.
6146 (ms_print_char_table): Likewise.
6147 (ms_scan_char_table): Likewise.
6148 (ms_time_char_table): Likewise.
6150 2009-05-13 Doug Kwan <dougkwan@google.com>
6152 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
6154 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
6156 * config/mips/mips.md (store): Add attributes for QI and HI.
6158 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
6159 (truncdi<mode>2): ... this new pattern.
6161 2009-05-13 Brad Hards <bradh@kde.org>
6163 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
6165 2009-05-14 Jakub Jelinek <jakub@redhat.com>
6166 Ben Elliston <bje@au.ibm.com>
6169 * dse.c (check_mem_read_rtx): Guard against width == -1.
6171 2009-05-13 Michael Matz <matz@suse.de>
6174 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
6175 (trivially_conflicts_p): New function.
6176 (insert_backedge_copies): Use it.
6178 2009-05-13 Janis Johnson <janis187@us.ibm.com>
6180 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
6181 (handle_stdc_pragma): Use new enum constant names.
6182 (handle_pragma_float_const_decimal64): Ditto.
6184 2009-05-13 Ian Lance Taylor <iant@google.com>
6186 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
6189 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
6191 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
6192 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
6194 * config/m68k/m68k.h (FL_UCLINUX): Define.
6196 2009-05-13 Jan Hubicka <jh@suse.cz>
6198 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
6200 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6202 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
6203 unless -fschedule-insns is specified.
6205 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6208 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
6209 TARGET_EXPAND_CBRANCHDI4.
6210 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
6211 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
6212 (cmpeqdi): Fix comment.
6214 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6216 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
6217 (sh_legitimate_address_p): Likewise.
6218 * config/sh/sh.c (sh_legitimate_index_p): New.
6219 (sh_legitimate_address_p): Likewise.
6220 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
6221 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
6222 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
6223 (MAYBE_BASE_REGISTER_RTX_P): New macro.
6224 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
6225 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
6226 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
6227 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
6228 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
6230 2009-05-12 Jan Hubicka <jh@suse.cz>
6232 * tree-inline.c (estimate_operator_cost): Add operands;
6233 when division happens by constant, it is cheap.
6234 (estimate_num_insns): Loads and stores are not having cost of 0;
6235 EH magic stuff is cheap; when computing runtime cost of switch,
6236 use log2 base of amount of its cases; builtin_expect has cost of 0;
6237 compute cost for moving return value of call.
6238 (init_inline_once): Initialize time_based flags.
6239 * tree-inline.h (eni_weights_d): Add time_based flag.
6241 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6243 * df-core.c: Update head documentation.
6245 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6248 * rs6000.c (rs6000_generate_compare): Use op1b instead of
6249 shadowing exisiting variable op1.
6251 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
6254 * config/i386/driver-i386.c (processor_signatures): New enum.
6255 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
6256 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
6257 processor signature to detect geode processor.
6259 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6263 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6265 * optabs.c (prepare_cmp_insn): Temporarily disable test that
6266 causes spurious differences between trunk and cond-optab branch.
6268 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6270 * dojump.c (compare_from_rtx): Delete.
6271 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
6272 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
6273 if the comparison does not satisfy the predicate; test predicates for
6274 operands 2 and 3 of a cstore pattern. Don't try cstore optab
6275 further if one existing pattern fails.
6276 * expr.h (compare_from_rtx): Delete.
6277 (prepare_operand): Declare it.
6278 * optabs.c: Change "lib call" to "libcall" throughout.
6279 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
6280 HAVE_conditional_trap, emit_cmp_insn): Delete.
6281 (can_compare_p): Delete cmp_optab case.
6282 (prepare_float_lib_cmp): Return an rtx and a machine mode.
6283 Accept other parameters by value.
6284 (prepare_operand): Make non-static.
6285 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
6286 other parameters by value. Try to widen operands here based on
6287 an optab_methods argument and looking at cbranch_optab.
6288 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
6289 loop. Use cbranch_optab directly.
6290 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
6291 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
6293 (emit_conditional_move, emit_conditional_add): Inline what's needed
6294 of compare_from_rtx, using new prepare_cmp_insn for the rest.
6295 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
6296 with COMPARE. Move cmov_optab and cstore_optab above
6297 with cbranch_optab, move cmp_optab down with ucmp_optab,
6298 remove tst_otpab. Do not initialize trap_rtx.
6299 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
6300 for trap code. Do not check HAVE_conditional_trap. Use
6301 prepare_cmp_insn. Accept no predicate for operand 3.
6302 * optabs.h (OTI_cmp): Mark as used only for libcalls.
6303 (OTI_ctrap, ctrap_optab): New.
6304 (tst_optab): Delete.
6305 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
6306 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
6307 with lookup of ctrap_optab.
6308 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
6312 * combine.c (combine_simplify_rtx, simplify_set): Do not
6313 special case comparing against zero for cc0 machines.
6314 * simplify-rtx.c (simplify_binary_operation_1): Never remove
6315 COMPARE on cc0 machines.
6316 (simplify_relational_operation): Return a new expression when
6317 a COMPARE could be removed.
6318 * final.c (final_scan_insn): Compare cc_status values
6319 against LHS of a (compare FOO (const_int 0)) cc0 source.
6320 Also check if cc_status.value is the full compare.
6322 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
6323 (cstoreMM4): Document.
6324 (conditional_trap): Document ctrapMM4 instead.
6325 (sync_compare_and_swapMM): Refer to cbranchcc4.
6326 (Dependent Patterns): Eliminate obsolete information referring to
6327 the old jump optimization phase.
6328 (Canonicalization): Include cbranchcc4 case, omit canonicalization
6329 of compares with 0 on cc0 machines.
6330 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
6331 avoiding references to cc0. Remove text about storing operands
6333 * doc/tm.texi (Condition Codes): Include blurb on different
6334 condition code representations, separate into subsections for
6335 CC0, MODE_CC and conditional execution.
6337 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
6338 alpha_emit_setcc): Accept operands and a machine mode.
6339 * config/alpha/alpha.c (alpha_emit_conditional_branch):
6340 Get code/op0/op1 from operands, use machine mode argument
6341 instead of alpha_compare.fp_p. Emit the branch here.
6342 (alpha_emit_setcc): Likewise, and return boolean.
6343 (alpha_emit_conditional_move): Likewise. Assert that
6344 cmp_op_mode == cmp_mode, and simplify accordingly.
6345 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
6346 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
6347 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
6349 (stack probe test): Use cbranchdi4.
6350 * config/alpha/predicates.md (alpha_cbranch_operator): New.
6352 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
6353 * config/arc/arc.h (movsicc, movsfcc): Use it.
6354 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
6355 (cbranchsi4, cstoresi4): New.
6356 (cmpsi, bCC and sCC expanders): Remove.
6358 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
6359 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
6360 * config/arm/predicates.md (arm_comparison_operator): Only include
6361 floating-point operators if there is a hardware floating-point unit.
6362 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
6363 deferring to cbranch_cc and cstore_cc respectively.
6364 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
6365 cbranch_cc, cstore_cc): New.
6366 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
6368 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
6370 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
6371 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
6373 (adjust_insn_length): Adjust calls.
6374 (avr_reorg): Handle (compare (foo) (const_int 0)).
6375 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
6376 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
6377 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
6378 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
6380 (cbranchqi4, cbranchhi4, cbranchsi4): New.
6381 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
6383 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
6384 (cbranchsi4, cstorebi4, cstoresi4): New.
6385 (movbisi): This insn is duplicate, split it to zero_extend.
6386 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
6387 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
6388 (bfin_optimize_loop): Use cbranch expander.
6389 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
6390 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
6391 (bfin_bimode_comparison_operator): ... this.
6392 (bfin_direct_comparison_operator): New.
6394 * config/cris/cris.c (cris_normal_notice_update_cc): Look
6395 inside (compare FOO (const_int 0)).
6396 (cris_rtx_costs): Handle ZERO_EXTRACT.
6397 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
6398 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
6399 (*tstdi_v32): Delete.
6400 (*cmpdi_non_v32): Add M alternative for operand 1.
6401 (cmpsi, cmp<mode>): Make private.
6402 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
6404 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
6406 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
6407 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
6408 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
6409 (cc_reg_operand): New.
6411 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
6412 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
6413 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
6414 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
6415 crx_expand_scond): Delete.
6417 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
6419 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
6420 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
6422 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
6423 cstoresi4, cstoresf4, cstoredf4): New.
6424 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
6425 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
6426 Receive the entire operands array.
6427 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
6428 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
6429 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
6430 Get test/op0/op1 from the operands array.
6431 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
6433 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
6434 (h8300_expand_store): New.
6435 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
6437 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
6438 (h8300_expand_store): New.
6439 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
6440 or do not try to produce (set (cc0) REG).
6441 (peepholes): Wrap arguments with COMPARE. Add a peephole to
6442 change a compare into a move to a scratch register. Disable some
6443 peepholes when comparing with zero.
6444 (tstsi, tsthi, tstsi, cmpqi): Make private.
6447 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
6450 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
6451 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
6452 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
6453 (ix86_emit_i387_log1p): Use cbranchxf2.
6454 (ix86_expand_setcc): Return void.
6455 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
6456 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
6457 cmp<MODEF>, cmpcc): Remove.
6458 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
6459 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
6460 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
6461 (sCC and bCC expanders): Remove.
6462 (stack_protect_test): Use cbranchcc4.
6464 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
6466 (ia64_expand_compare): Accept three rtx by reference and return void.
6467 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
6468 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
6469 from *expr. Update *expr with the BImode comparison to do.
6470 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
6471 cmptf, bCC, sCC, conditional_trap): Delete.
6472 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
6473 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
6474 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
6475 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
6476 * config/ia64/predicates.md (ia64_cbranch_operator): New.
6478 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
6479 type of last argument.
6480 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
6481 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
6482 use machine mode argument instead of branch_type. Remove dead
6483 code for floating-point comparisons.
6484 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
6485 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
6487 (cbranchsi4, cstoresi4): New.
6488 * config/iq2000/predicates.md (reg_or_const_operand): New.
6490 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
6491 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
6492 (b<code>_op): Rewrite to...
6493 (bcc_op): ... this, using match_operator.
6494 (s<code>_op): Rewrite to...
6495 (scc_op): ... this, using match_operator.
6496 (s<code>_24_op): Rewrite to...
6497 (scc_op_24): ... this, using match_operator.
6498 (s<code>_<mode>): Rewrite to...
6499 (cstore<mode>4): ... this, using match_operator.
6500 (s<code>_<mode>_24): Rewrite to...
6501 (cstore<mode>4_24): ... this, using match_operator.
6502 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
6503 m32c_unpend_compare, m32c_expand_scc): Delete.
6504 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
6505 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
6506 (m32c_expand_movcc): Change NE to EQ if necessary.
6507 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
6509 * config/m32r/m32r-protos.h (gen_cond_store): New.
6510 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
6511 (gen_cond_store): New, from sCC patterns.
6512 (m32r_expand_block_move): Use cbranchsi4.
6513 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
6514 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
6515 (cbranchsi4, cstoresi4): New.
6517 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
6519 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
6520 (m68hc11_notice_update_cc): Look into a compare with 0.
6521 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
6523 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
6524 cmphi, cmpqi, bCC): Delete.
6525 (cbranchsi4, cbranchhi4, cbranchqi4): New.
6526 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
6527 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
6530 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
6531 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
6532 * config/m68k/constraints.md (H): New.
6533 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
6534 the define_insn below.
6535 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
6536 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
6537 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
6538 patterns): Wrap RHS with COMPARE.
6539 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
6540 (*cmpdi_internal): Name this pattern.
6541 (cmpdi): Change to define_insn.
6542 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
6543 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
6544 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
6546 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
6547 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
6548 (conditional_trap): Change to...
6549 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
6550 (*conditional_trap): Use the ordered_comparison_operator and
6551 const1_operand predicates.
6552 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
6553 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
6554 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
6555 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
6557 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
6558 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
6559 (mcore_gen_compare): New.
6560 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
6561 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
6562 (mcore_gen_compare): ... this.
6563 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
6564 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
6565 (stack probe pattern): Use cbranchsi4.
6567 * config/mips/predicates.md (mips_cstore_operator): New.
6568 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
6569 * config/mips/mips.md (any_cond): Delete.
6570 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
6572 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
6573 fixuns_truncsfdi2): Use cbranch patterns.
6574 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
6575 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
6576 Adjust call to mips_expand_conditional_branch.
6577 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
6579 * config/mips/mips-protos.h (mips_expand_conditional_branch,
6580 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
6581 * config/mips/mips.c (cmp_operands): Delete.
6582 (mips_emit_compare): Get comparison operands from *op0/*op1.
6583 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
6584 that it succeeds. Use op0/op1 instead of cmp_operands.
6585 (mips_expand_conditional_branch, mips_expand_conditional_move,
6586 mips_expand_conditional_trap): Likewise.
6587 (mips_block_move_loop): Use cbranch patterns.
6588 * config/mips/mips.h (cmp_operands): Delete.
6590 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
6591 (mmix_gen_compare_reg): Just return a register in the right CC mode.
6592 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
6593 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
6594 (*cmpcc_folded): Rename to...
6595 (*cmpdi_folded): this.
6596 (*cmpcc): Rename to...
6598 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
6601 (cbranchdf4): New. Handle invalid comparisons here.
6602 * config/mmix/predicates.md (float_comparison_operator): New.
6604 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
6605 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
6606 * config/mn10300/mn10300.md (tst): Delete.
6607 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
6608 Name these patterns and wrap RHS in a compare.
6609 (*cmpsi): Make this pattern private. Include tst.
6610 (*cmpsf): Make this pattern private.
6611 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
6612 (compare with zero peepholes): Likewise.
6614 (cbranchsi4, cbranchsf4): New.
6615 (casesi): Use cbranchsi4.
6617 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
6618 hppa_branch_type): Delete.
6619 (return_addr_rtx): Use cbranchsi4.
6620 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
6621 Emit CCFPmode comparison here.
6622 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
6623 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
6624 hppa_branch_type): Delete.
6625 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
6626 (movsicc, movdicc): Remove references to hppa_compare_op0,
6627 hppa_compare_op1 and compare_from_rtx.
6628 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
6629 (casesi): Use cbranchsi4.
6631 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
6632 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
6633 * config/pdp11/pdp11.md (register_or_const0_operand): New.
6634 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
6635 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
6637 (cbranchdf4, cbranchhi4, cbranchqi4): New.
6638 (*branch, *branch_inverted): New.
6640 * config/picochip/picochip.md (cbranchhi4): Use
6641 ordered_comparison_operator.
6642 (cmphi, bCC): Remove.
6644 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
6645 (trap_comparison_operator): Delete.
6646 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
6647 rs6000_emit_cbranch): Accept mode and operands.
6648 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
6649 rs6000_compare_fp_p): Delete.
6650 (rs6000_generate_compare): Accept mode and comparison. Extract code
6651 and op0/op1 from there. Replace references to rs6000_compare_op0
6652 and rs6000_compare_op1.
6653 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
6654 extract result from passed operands.
6655 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
6656 extract loc from passed operands.
6657 (rs6000_emit_cmove): Likewise.
6658 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
6659 rs6000_compare_fp_p): Delete.
6660 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
6661 (cbranch<GPR>4, cbranch<FP>4): New.
6662 (cstore<mode>4): New. Consolidate here all choices about when to use
6663 portable or specialized sCC sequences.
6664 (stack_protect_test): Use cbranchsi4.
6665 (conditional_trap): Replace with ctrap<GPR>4.
6666 (conditional trap insn): Replace trap_comparison_operator with
6667 ordered_comparison_operator.
6669 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
6670 (s390_emit_prologue): Use ctrap.
6671 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
6672 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
6673 New predicates replacing...
6674 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
6675 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
6676 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
6677 (add<mode>cc): Do not use s390_compare_op0/op1.
6678 (s<code>): Change to...
6679 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
6681 (cstorecc4): ... this. Handle EQ or NE equally.
6682 (*sne): Un-privatize for use in cstorecc4.
6683 (b<code>): Change to...
6684 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
6685 (conditional_trap): Replace with...
6686 (ctrap<GPR>4, ctrap<FP>4): ... these.
6687 (stack_protect): Use cbranchcc4.
6689 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
6690 * config/score/score-protos.h (score_gen_cmp): Delete.
6691 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
6692 (score_block_move-loop): Use cbranchsi4.
6693 * config/score/score.md (cbranchsi4): New.
6694 (cmpsi, bCC): Delete.
6695 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
6696 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
6697 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
6698 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
6699 * config/score/score3.h (score3_gen_cmp): Delete.
6700 * config/score/score7.h (score7_gen_cmp): Delete.
6702 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
6703 (sh_emit_scc_to_t): ... this. Return void.
6704 (from_compare): Rename to...
6705 (sh_emit_compare_and_branch): ... this.
6706 (sh_emit_compare_and_set): New.
6707 (sh_expand_t_scc): Accept operands.
6708 * config/sh/predicates.md (sh_float_comparison_operator): New.
6709 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
6710 (prepare_scc_operands): Rename to...
6711 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
6713 (sh_emit_cheap_store_flag): New.
6714 (sh_emit_set_t_insn): New.
6715 (from_compare): Rename to...
6716 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
6717 handling of TARGET_SH2E floating point to avoid recursive call.
6718 Generate branch here.
6719 (sh_emit_compare_and_set): New.
6720 (sh_expand_t_scc): Get op0/op1 from arguments.
6721 (sh_emit_cheap_store_flag): New.
6722 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
6724 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
6725 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
6726 (movsicc, movdicc): Do nothing when it recreated operands from
6727 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
6728 prepare_scc_operands (now sh_emit_scc_to_t).
6729 (udivdi3): Use cstoresi4.
6730 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
6731 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
6732 (cbranchint4_media, cbranchfp4_media): New.
6733 (casesi): Use cbranchdi4.
6734 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
6736 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
6737 (movnegt): Remove second operand.
6738 (cbranchsf4, cbranchdf4): New.
6739 (stack_protect): Use cbranchdi4/cbranchsi4.
6741 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
6742 (gen_compare_reg): Accept comparison, extract part of it to...
6743 (gen_compare_reg_1): ... this.
6744 (gen_compare_operator): Delete.
6745 (gen_v9_scc): Accept separate destination, comparison code and arms.
6746 Do not use sparc_compare_op0/sparc_compare_op1.
6747 (emit_scc_insn, emit_conditional_branch_insn): New.
6748 (emit_v9_brxx): Make static. Remove useless assertion.
6749 (sparc_emit_float_lib_cmp): Return RTL instead of calling
6751 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
6752 * config/sparc/sparc-protos.h (gen_compare_reg,
6753 sparc_emit_float_lib_cmp): Adjust prototype.
6754 (emit_scc_insn, emit_conditional_branch_insn): New.
6755 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
6756 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
6757 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
6758 iterators to the top.
6759 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
6760 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
6761 snedi_special_trunc): Delete.
6762 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
6763 and snedi_special_trunc.
6764 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
6765 cbranchdi4, cbranch<F:mode>4): New.
6766 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
6767 here. Use gen_compare_reg instead of gen_compare_operator.
6768 (conditional_trap): Replace with...
6769 (ctrapsi4, ctrapdi4): ... this.
6770 (stack_protect_test): Use cbranchcc4.
6772 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
6774 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
6775 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
6776 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
6777 from operands[0] or operands[3] depending on is_set.
6778 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
6779 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
6780 cmpdf, bCC), sCC: Remove.
6781 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
6782 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
6784 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
6785 spu_emit_branch_or_set.
6787 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
6789 * config/stormy16/stormy16.h (xstormy16_compare_op0,
6790 xstormy16_compare_op1): Delete.
6791 * config/stormy16/stormy16.c (xstormy16_compare_op0,
6792 xstormy16_compare_op1): Delete.
6793 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
6795 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
6796 (cmphi, cmpsi, bCC): Remove.
6798 * config/v850/v850.md (tstsi, cmpsi): Fold into...
6799 (*cmpsi): ... this one.
6800 (cbranchsi4, cstoresi4): New.
6801 (bCC expanders): Delete.
6802 (sCC insns): Fold into...
6803 (*setcc): ... this one.
6804 (casesi): Do not use gen_cmpsi and gen_bgtu.
6805 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
6806 (movsicc): Simplify.
6807 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
6809 * config/vax/vax-protos.h (cond_name): New.
6810 (vax_output_conditional_branch): Remove.
6811 * config/vax/vax.c (cond_name): New.
6812 (vax_output_conditional_branch): Remove.
6813 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
6814 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
6815 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
6816 (bit<VAXint>): Wrap source with (compare).
6817 (b<code> and following unnamed pattern): Rename to *branch and
6818 *branch_reversed. Change macroization to match_operator.
6819 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
6821 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
6822 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
6823 Change last argument to machine_mode.
6824 (xtensa_expand_scc): Add machine_mode argument.
6825 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
6826 (gen_conditional_move, xtensa_expand_conditional_branch,
6827 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
6828 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
6829 Adjust operand numbers.
6830 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
6832 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
6833 (cmpsi, cmpsf, b<code>, s<code>): Delete.
6834 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
6836 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6838 * optabs.c (prepare_cmp_insn): Temporarily disable test that
6839 causes spurious differences between trunk and cond-optab branch.
6841 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
6844 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
6846 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
6848 * tree.c (iterative_hash_pointer): Delete.
6849 (iterative_hash_expr): Short-circuit handling of NULL pointer.
6850 Hash UIDs and versions of SSA names. Don't special-case built-in
6851 function declarations.
6853 2009-05-11 Ian Lance Taylor <iant@google.com>
6856 * graphite.c: Force -Wc++-compat to only be a warning before
6857 #including "cloog/cloog.h".
6859 2009-05-11 Martin Jambor <mjambor@suse.cz>
6861 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
6863 2009-05-11 Jan Hubicka <jh@suse.cz>
6865 * tree-ssa-loop-ivcanon.c: Include target.h
6866 (struct loop_size): new structure.
6867 (constant_after_peeling): New predicate.
6868 (tree_estimate_loop_size): New function.
6869 (estimated_unrolled_size): Rewrite for new estimates.
6870 (try_unroll_loop_completely): Use new estimates.
6871 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
6873 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6875 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
6876 libcpp interface change.
6877 (spu_macro_to_expand): Likewise.
6879 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
6881 PR tree-optimization/40026
6882 * gimplify.c (gimplify_init_constructor): Change initial conditional
6883 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
6884 optimize_compound_literals_in_ctor.
6886 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
6888 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
6890 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
6892 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
6894 * tree-vect-data-refs.c (vect_analyze_group_access): Use
6895 HOST_WIDE_INT for gap.
6897 2009-05-11 Ira Rosen <irar@il.ibm.com>
6899 PR tree-optimization/40074
6900 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
6901 account in group size and step comparison.
6903 2009-05-11 Richard Guenther <rguenther@suse.de>
6905 * passes.c (init_optimization_passes): Strip now incorrect comment.
6906 (execute_function_todo): Do not set PROP_alias.
6907 * tree-pass.h (PROP_alias): Remove.
6908 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
6909 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
6910 * tree-nrv.c (pass_return_slot): Likewise.
6911 * tree-object-size.c (pass_object_sizes): Likewise.
6912 * tree-ssa-dom.c (pass_dominator): Likewise.
6913 (pass_phi_only_cprop): Likewise.
6914 * tree-ssa-dse.c (pass_dse): Likewise.
6915 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
6916 (pass_cselim): Likewise.
6917 * tree-ssa-pre.c (pass_pre): Likewise.
6918 (pass_fre): Likewise.
6919 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
6920 * tree-ssa-sink.c (pass_sink_code): Likewise.
6921 * tree-stdarg.c (pass_stdarg): Likewise.
6922 * tree-tailcall.c (pass_tail_calls): Likewise.
6923 * tree-vrp.c (pass_vrp): Likewise.
6925 2009-05-10 Ian Lance Taylor <iant@google.com>
6927 * basic-block.h (enum profile_status): Break out of struct
6929 * cgraph.h (struct inline_summary): Break out of struct
6931 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
6932 of struct cgraph_order_sort.
6933 * combine.c (enum undo_kind): New enum, broken out of struct undo.
6934 * cse.c (struct branch_path): Break out of struct
6935 cse_basic_block_data.
6936 * except.h (enum eh_region_type): Break out of struct eh_region.
6937 * gcc.c (enum add_del): Break out of struct modify_target.
6938 * genrecog.c (enum decision_type): Break out of struct decision_test.
6939 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
6941 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
6942 * regmove.c (enum match_use): New enum, broken out of struct match.
6943 * sched-int.h (enum post_call_group): New enum, broken out of
6945 (struct deps_reg): Break out of struct deps.
6946 * target.h (struct asm_int_op): Break out of struct gcc_target.
6947 * tree-eh.c (struct goto_queue_node): Break out of struct
6949 * tree-inline.h (enum copy_body_cge_which): Break out of
6951 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
6953 * c-decl.c (in_struct, struct_types): New static variables.
6954 (pushtag): Add loc parameter. Change all callers.
6955 (lookup_tag): Add ploc parameter. Change all callers.
6956 (check_compound_literal_type): New function.
6957 (parser_xref_tag): Add loc parameter. Change all callers. If
6958 -Wc++-compat, warn about struct/union/enum types defined within a
6960 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
6961 and loc parameters. Change all callers. Change error calls to
6962 error_at, using loc. For a redefinition, if the location of the
6963 original definition is known, report it. Set in_struct and
6964 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
6965 (finish_struct): Add new parameters enclosing_in_struct and
6966 enclosing_struct_types. Change all callers. Set
6967 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
6968 in the struct. If in a struct, add this struct to struct_types.
6969 (start_enum): Add loc parameter. Change all callers. Use
6970 error_at for errors, using loc. For a redefinition, if the
6971 location of the original definition is known, report it. If in a
6972 struct, add this enum type to struct_types. If -Wc++-compat warn
6973 if in sizeof, typeof, or alignof.
6974 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
6975 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
6976 (c_parser_enum_specifier): Get enum location for start_enum.
6977 (c_parser_struct_or_union_specifier): Get struct location for
6978 start_struct. Save in_struct and struct_types status between
6979 start_struct and finish_struct.
6980 (c_parser_cast_expression): Get location of cast.
6981 (c_parser_alignof_expression): Get location of type.
6982 (c_parser_postfix_expression): Likewise.
6983 (c_parser_postfix_expression_after_paren_type): Add type_loc
6984 parameter. Change all callers. Call check_compound_literal_type.
6985 Use type_loc for error about variable size type.
6986 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
6987 of an enum constant from an enum type defined in a struct or union.
6988 (c_cast_expr): Add loc parameter. Change all callers. If
6989 -Wc++-compat, warn about defining a type in a cast.
6990 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
6991 (start_enum, start_struct, finish_struct): Update declarations.
6992 (parser_xref_tag, c_cast_expr): Update declarations.
6993 (check_compound_literal_type): Declare.
6995 2009-05-11 Ben Elliston <bje@au.ibm.com>
6997 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
6998 for recent libcpp interface change.
6999 (rs6000_macro_to_expand): Likewise.
7001 2009-05-10 Michael Matz <matz@suse.de>
7004 * config/arm/arm.c (require_pic_register): Emit on entry edge,
7005 not at entry of function.
7007 2009-05-10 Richard Guenther <rguenther@suse.de>
7009 PR tree-optimization/40081
7011 * tree-sra.c (instantiate_element): Instantiate scalar replacements
7012 using the main variant of the element type. Do not fiddle with
7013 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
7015 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
7016 structs with volatile fields.
7018 2009-05-10 Jan Hubicka <jh@suse.cz>
7020 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
7021 (estimate_move_cost): Assert that it does not get called for
7023 (estimate_num_insns): Skip VOID types in argument handling.
7024 (optimize_inline_calls): Delete unreachable blocks and verify that
7027 2009-05-10 Jan Hubicka <jh@suse.cz>
7029 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
7030 * cgraph.c (cgraph_mark_address_taken_node): New function.
7031 (dump_cgraph_node): Dump new flag.
7032 * cgraph.h (struct cgraph_node): Add address_taken.
7033 (cgraph_mark_address_taken_node): New function.
7034 * ipa.c (cgraph_postorder): Prioritize functions with address taken
7035 since new direct calls can be born.
7037 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7039 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
7042 2009-05-10 Jan Hubicka <jh@suse.cz>
7045 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
7047 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
7048 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
7049 * tree-inline.c (copy_bb): Set frequency correctly.
7050 (fold_marked_statements): Update call to
7051 cgraph_update_edges_for_call_stmt.
7053 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7055 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
7056 identifiers in diagnostics.
7057 * config/arm/arm.c (arm_handle_fndecl_attribute,
7058 arm_handle_isr_attribute): Likewise.
7059 * config/avr/avr.c (avr_handle_progmem_attribute,
7060 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
7061 * config/bfin/bfin.c (handle_int_attribute,
7062 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
7063 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
7064 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
7066 * config/darwin.c (darwin_handle_kext_attribute,
7067 darwin_handle_weak_import_attribute): Likewise.
7068 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
7069 h8300_handle_eightbit_data_attribute,
7070 h8300_handle_tiny_data_attribute): Likewise.
7071 * config/i386/i386.c (ix86_handle_cconv_attribute,
7072 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
7073 * config/i386/winnt.c (ix86_handle_shared_attribute,
7074 ix86_handle_selectany_attribute): Likewise.
7075 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
7076 * config/m32c/m32c.c (function_vector_handler): Likewise.
7077 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
7078 m68hc11_handle_fntype_attribute): Likewise.
7079 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
7080 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
7081 * config/mips/mips.c (mips_insert_attributes,
7082 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
7083 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
7084 rs6000_handle_struct_attribute): Likewise.
7085 * config/sh/sh.c (sh_insert_attributes,
7086 sh_handle_resbank_handler_attribute,
7087 sh_handle_interrupt_handler_attribute,
7088 sh2a_handle_function_vector_handler_attribute,
7089 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
7091 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
7092 * config/spu/spu.c (spu_handle_fndecl_attribute,
7093 spu_handle_vector_attribute): Likewise.
7094 * config/stormy16/stormy16.c
7095 (xstormy16_handle_interrupt_attribute): Likewise.
7096 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
7097 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
7099 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7101 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
7102 (pp_translate_identifiers): New.
7103 (pp_identifier): Only conditionally translate identifier to locale
7105 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
7106 (pp_base_tree_identifier): Only conditionally translate identifier
7107 to locale character set.
7108 * c-pretty-print.c (M_): Define.
7109 (pp_c_type_specifier, pp_c_primary_expression): Mark English
7110 fragments for conditional translation with M_.
7111 * tree-pretty-print.c (maybe_init_pretty_print): Disable
7112 identifier translation.
7114 2009-05-10 Richard Guenther <rguenther@suse.de>
7116 PR tree-optimization/40081
7117 * tree-sra.c (instantiate_element): Instantiate scalar replacements
7118 using the main variant of the element type. Do not fiddle with
7119 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
7121 2009-05-09 Jan Hubicka <jh@suse.cz>
7124 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
7125 indirect calls; verify cgraph afterwards.
7127 2009-05-09 Jan Hubicka <jh@suse.cz>
7130 * ipa.c (update_inlined_to_pointer): New function.
7131 (cgraph_remove_unreachable_nodes): Use it.
7133 2009-05-09 Jan Hubicka <jh@suse.cz>
7135 * tree-eh.c (struct leh_state): Remove prev_try.
7136 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
7138 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
7139 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
7140 remove_eh_handler_and_replace, foreach_reachable_handler,
7141 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
7142 * except.h (struct eh_region): Remove eh_region_u_cleanup.
7143 (gen_eh_region_cleanup): Update prototype.
7145 2009-05-09 Jan Hubicka <jh@suse.cz>
7148 * except.c (copy_eh_region): Always set prev_try.
7149 (redirect_eh_edge_to_label): Find outer try.
7150 (foreach_reachable_handler): When looking for prev try
7151 handle case where previous try is not going to be taken.
7153 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
7155 PR tree-optimization/40049
7156 * tree-vect-stmts.c (vectorizable_operation): If the machine has
7157 only vector/vector shifts, convert the type of the constant to the
7158 appropriate type to avoid building incorrect trees, which
7159 eventually have problems with garbage collection.
7161 2009-05-08 Joseph Myers <joseph@codesourcery.com>
7163 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
7164 -1 for complex floating-point types if honoring signed zeros.
7166 2009-05-08 Jan Hubicka <jh@suse.cz>
7168 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
7169 argument; handle correctly when profile is absent.
7170 (build_cgraph_edges): Update.
7171 (rebuild_cgraph_edges): Update.
7172 * cgraph.c: Do not include varray.h.
7173 (cgraph_set_call_stmt_including_clones): New function.
7174 (cgraph_create_edge_including_clones): Likewise
7175 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
7176 (cgraph_update_edges_for_call_stmt): Handle clones.
7177 (cgraph_remove_node): Handle clone tree.
7178 (cgraph_remove_node_and_inline_clones): New function.
7179 (dump_cgraph_node): Dump clone tree.
7180 (cgraph_clone_node): Handle clone tree.
7181 (clone_function_name): Bring here from tree-inline.c.
7182 (cgraph_create_virtual_clone): New function.
7183 * cgraph.h (ipa_replace_map): Move here from ipa.h.
7184 (cgraph_clone_info): New function.
7185 (strut cgraph_node): Add clone_info and new clone tree pointers.
7186 (cgraph_remove_node_and_inline_clones,
7187 cgraph_set_call_stmt_including_clones,
7188 cgraph_create_edge_including_clones,
7189 cgraph_create_virtual_clone): Declare.
7190 (cgraph_function_versioning): Use VEC argument.
7191 (compute_call_stmt_bb_frequency): Update prototype.
7192 (cgraph_materialize_all_clones): New function.
7193 * ipa-cp.c (ipcp_update_cloned_node): Remove.
7194 (ipcp_create_replace_map): Update to VECtors.
7195 (ipcp_update_callgraph): Use virtual clones.
7196 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
7197 (ipcp_update_profiling): Do not update local profiling.
7198 (ipcp_insert_stage): Use VECtors and virtual clones.
7199 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
7200 (clone_of_p): New function.
7201 (cgraph_preserve_function_body_p): Use clone tree.
7202 (cgraph_optimize): Materialize clones.
7203 (cgraph_function_versioning): Update for VECtors.
7204 (save_inline_function_body): Use clone tree.
7205 (cgraph_materialize_clone): New function.
7206 (cgraph_materialize_all_clones): Likewise.
7207 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
7208 * ipa.c: Include gimple.h.
7209 (cgraph_remove_unreachable_nodes): Use clone tree.
7210 * ipa-prop.c (ipa_note_param_call): Update call to
7211 compute_call_stmt_bb_frequencycall.
7212 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
7213 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
7214 (copy_bb): Handle updating of clone tree; add new edge when new call
7216 (expand_call_inline): Be strict about every call having edge.
7217 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
7218 (delete_unreachable_blocks_update_callgraph): New function.
7219 (tree_function_versioning): Use VECtors; always remove unreachable
7220 blocks and fold conditionals.
7221 * tree-inline.h: Do not include varray.h.
7222 (tree_function_versioning): Remove.
7223 * Makefile.in (GTFILES): Remove tree-inline.c
7224 * passes.c (do_per_function): Do only functions having body.
7225 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
7228 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
7229 Andrew Morrow <acm@google.com>
7232 * c-common.c (c_common_attribute_table): Permit deprecated
7233 attribute to take an optional argument.
7234 (handle_deprecated_attribute): If the optional argument to
7235 __attribute__((deprecated)) is not a string ignore the attribute
7238 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
7239 * c-typeck.c (build_component_ref): Likewise.
7240 (build_external_ref): Likewise.
7242 * toplev.c (warn_deprecated_use): Add an attribute argument.
7243 Emit the message associated with __attribute__((deprecated)).
7245 * toplev.h (warn_deprecated_use): Updated.
7247 * doc/extend.texi: Document new optional parameter to
7248 __attribute__((deprecated))
7250 2009-05-08 Michael Eager <eager@eagercon.com>
7252 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
7253 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
7255 2009-05-08 Richard Guenther <rguenther@suse.de>
7257 PR tree-optimization/40062
7258 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
7259 Avoid exponential behavior.
7261 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
7263 PR rtl-optimization/33928
7265 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
7266 process_uses, build_single_def_use_links): New.
7267 (update_df): Update use_def_ref.
7268 (forward_propagate_into): Use get_def_for_use instead of use-def
7270 (fwprop_init): Call build_single_def_use_links and let it initialize
7272 (fwprop_done): Free use_def_ref.
7273 (fwprop_addr): Eliminate duplicate call to df_set_flags.
7274 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
7275 df_rd_simulate_one_insn): New.
7276 (df_rd_bb_local_compute_process_def): Update head comment.
7277 (df_chain_create_bb): Use the new RD simulation functions.
7278 * df.h (df_rd_simulate_artificial_defs_at_top,
7279 df_rd_simulate_one_insn): New.
7280 * opts.c (decode_options): Enable fwprop at -O1.
7281 * doc/invoke.texi (-fforward-propagate): Document this.
7283 2009-05-08 Joseph Myers <joseph@codesourcery.com>
7286 * c-typeck.c (build_binary_op): Handle arithmetic between one real
7287 and one complex operand specially.
7288 * tree-complex.c (some_nonzerop): Do not identify a real value as
7289 zero if flag_signed_zeros.
7291 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
7293 PR rtl-optimization/33928
7294 * loop-invariant.c (record_use): Fix && vs. || mishap.
7296 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
7298 PR rtl-optimization/33928
7299 * loop-invariant.c (struct use): Add addr_use_p.
7300 (struct def): Add n_addr_uses.
7301 (struct invariant): Add cheap_address.
7302 (create_new_invariant): Set cheap_address.
7303 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
7304 (record_uses): Pass df_ref to record_use.
7305 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
7308 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
7310 * config/sh/sh.c: Do not include c-pragma.h.
7312 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
7314 * config/spu/spu.c: Remove include of c-common.h.
7316 2009-05-07 Janis Johnson <janis187@us.ibm.com>
7319 * c-common.h (mark_valid_location_for_stdc_pragma,
7320 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
7321 clear_float_const_decimal64, float_const_decimal64_p): New.
7322 * c.opt (Wunsuffixed-float-constants): New.
7323 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
7324 unsuffixed float constant, handle new warning.
7325 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
7326 * c-decl.c (c_scope): New flag float_const_decimal64.
7327 (set_float_const_decimal64, clear_float_const_decimal64,
7328 float_const_decimal64_p): New.
7329 (push_scope): Set new flag.
7330 * c-parser.c (c_parser_translation_unit): Mark when it's valid
7331 to use STDC pragmas.
7332 (c_parser_external_declaration): Ditto.
7333 (c_parser_compound_statement_nostart): Ditto.
7334 * c-pragma.c (valid_location_for_stdc_pragma,
7335 mark_valid_location_for_stdc_pragma,
7336 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
7337 handle_pragma_float_const_decimal64): New.
7338 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
7339 * cp/semantics.c (valid_location_for_stdc_pragma_p,
7340 set_float_const_decimal64, clear_float_const_decimal64,
7341 float_const_decimal64_p): New dummy functions.
7342 * doc/extend.texi (Decimal Float): Remove statement that the
7343 pragma, and suffix for double constants, are not supported.
7344 * doc/invoke.texi (Warning Options): List new option.
7345 (-Wunsuffixed-float-constants): New.
7347 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
7349 * config/i386/i386.c: Do not include c-common.h.
7351 2009-05-07 Mark Heffernan <meheff@google.com>
7353 * doc/invoke.texi (Debugging Options): Document change of debugging
7355 * opts.c (decode_options): Make dump_base_name relative to
7356 aux_base_name directory.
7358 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
7360 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
7361 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
7363 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
7365 * Makefile.in (install-plugin): Simplify a bit.
7367 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
7369 * Makefile.in (OBJS-common): Add regcprop.o.
7371 * timevar.def (TV_CPROP_REGISTERS): New.
7372 * regrename.c (regrename_optimize): Return 0.
7373 (rest_of_handle_regrename): Delete.
7374 (pass_rename_registers): Point to regrename_optimize.
7375 (struct value_data_entry, struct value_data,
7376 kill_value_one_regno, kill_value_regno, kill_value,
7377 set_value_regno, init_value_data, kill_clobbered_value,
7378 kill_set_value, kill_autoinc_value, copy_value,
7379 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
7380 replace_oldest_value_reg, replace_oldest_value_addr,
7381 replace_oldest_value_mem, copyprop_hardreg_forward_1,
7382 debug_value_data, validate_value_data): Move...
7383 * regcprop.c: ... here.
7384 (rest_of_handle_cprop): Delete.
7385 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
7387 2009-05-07 Jakub Jelinek <jakub@redhat.com>
7390 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
7391 GEN_INT for 1 << bitnum.
7392 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
7395 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
7397 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
7398 Remove wrong description of "nand" operation.
7400 2009-05-06 Richard Guenther <rguenther@suse.de>
7401 Adam Nemet <anemet@caviumnetworks.com>
7403 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
7404 comment. Add that if LHS is not a gimple register, then RHS1 has
7405 to be a single object (GIMPLE_SINGLE_RHS).
7407 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
7409 * expr.c (get_def_for_expr): Move it up in the file.
7410 (store_field): When expanding a bit-field store, look at the
7411 defining gimple stmt for the masking conversion.
7413 2009-05-06 Janis Johnson <janis187@us.ibm.com>
7416 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
7417 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
7418 32-bit memcpy into long.
7420 2009-05-06 Jakub Jelinek <jakub@redhat.com>
7422 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
7423 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
7425 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
7426 instead of appending DW_OP_deref*.
7428 2009-05-06 Michael Matz <matz@suse.de>
7431 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
7432 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
7434 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
7436 * Makefile.in (install-plugin): Fix srcdir handling.
7438 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
7440 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
7441 when processing for not_regs_needed bitmap.
7442 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
7443 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
7444 handling it for rhs.
7446 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
7448 * config/i386/i386.md (unnamed inc/dec peephole): Use
7449 optimize_insn_for_size_p instead of optimize_size.
7450 * config/i386/predicates.md (incdec_operand): Likewise.
7451 (aligned_operand): Likewise.
7452 * config/i386/sse.md (divv8sf3): Likewise.
7453 (sqrtv8sf2): Likewise.
7455 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
7457 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
7459 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
7461 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
7463 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
7464 ssemodesuffixf2c with avxmodesuffixf2c.
7466 2009-05-06 Joseph Myers <joseph@codesourcery.com>
7469 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
7471 2009-05-05 Jakub Jelinek <jakub@redhat.com>
7473 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
7474 (struct tree_base): Adjust spacing for 8 bit boundaries.
7475 (struct tree_decl_common): Add decl_by_reference_flag bit.
7476 (DECL_BY_REFERENCE): Adjust.
7477 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
7478 print DECL_BY_REFERENCE bit.
7479 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
7480 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
7481 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
7482 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
7486 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
7487 range of the type, but default label is missing, add it with one
7488 of the existing labels instead of adding a new label for it.
7490 2009-05-05 Joseph Myers <joseph@codesourcery.com>
7494 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
7496 * Makefile.in (enable_plugin, plugin_includedir): New.
7497 (install): Depend on install-plugin.
7498 (PLUGIN_HEADERS): New.
7499 (install-plugin): New.
7500 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
7502 2009-05-05 Richard Guenther <rguenther@suse.de>
7504 PR tree-optimization/40022
7505 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
7507 (phivn_valid_p): Fix tuplification error, simplify.
7508 (phiprop_insert_phi): Add dumps.
7509 (propagate_with_phi): Simplify.
7511 2009-05-05 Richard Guenther <rguenther@suse.de>
7514 * builtins.c (gimplify_va_arg_expr): Properly build the address.
7516 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
7518 * tree.h (strip_float_extensions): Remove duplicate declaration.
7519 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
7520 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
7521 block_ultimate_origin): Rearrange the declarations line to match the
7522 comment that indicates the .c file which the functions are defined.
7523 (dwarf2out_*, set_decl_rtl): Add comment.
7524 (get_base_address): Adjust comment.
7525 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
7526 declarations line and add comment.
7527 (is_builtin_name): Add blank after function name, for clarity.
7529 2009-05-04 Joseph Myers <joseph@codesourcery.com>
7531 * attribs.c (decl_attributes): Use %qE for identifiers in
7533 * cgraphunit.c (verify_cgraph_node): Translate function names to
7534 locale character set in diagnostics.
7535 * coverage.c (get_coverage_counts): Use %qE for identifiers in
7537 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
7538 Document that functions are named in UTF-8.
7539 * expr.c (expand_expr_real_1): Translate function names to locale
7540 character set in diagnostics.
7541 * gimplify.c (omp_notice_variable, omp_is_private,
7542 gimplify_scan_omp_clauses): Use %qE for identifiers in
7544 * langhooks.c (lhd_print_error_function): Translate function names
7545 to locale character set.
7546 * langhooks.h (decl_printable_name): Document that return value is
7547 in internal character set.
7548 * stmt.c: Include pretty-print.h
7549 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
7551 (resolve_operand_name_1): Translate named operand name to locale
7553 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
7555 * toplev.c (announce_function): Translate function names to locale
7557 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
7558 (default_tree_printer): Use pp_identifier or translate identifiers
7559 to locale character set. Mark "<anonymous>" for translation.
7560 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
7561 for identifiers in diagnostics.
7562 * tree.c (handle_dll_attribute): Use %qE for identifiers in
7564 * varasm.c (output_constructor): Use %qE for identifiers in
7567 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
7569 * configure.ac: use ` ` instead of $()
7570 * configure: Regenerate.
7572 2009-05-05 Ben Elliston <bje@au.ibm.com>
7574 * config/pa/linux-atomic.c: Eliminate conditional include of
7575 errno.h on non-LP64 systems to simplify build requirements.
7577 2009-05-04 Joseph Myers <joseph@codesourcery.com>
7579 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
7581 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
7582 and pass value to identifier_to_locale.
7583 (warn_variable_length_array): Make name a tree.
7584 (grokdeclarator): Separate diagnostic texts for named and unnamed
7585 declarators. Use %qE for named declarators.
7586 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
7588 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
7589 identifiers in diagnostics.
7590 * c-typeck.c (push_member_name, start_init): Pass identifiers to
7591 identifier_to_locale. Mark "anonymous" strings for translation.
7593 2009-05-04 Michael Eager <eager@eagercon.com>
7595 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
7596 address for DImode/DFmode only if double-precision FP regs.
7598 2009-05-04 Michael Eager <eager@eagercon.com>
7600 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
7601 TARGET_SINGLE_FLOAT check.
7603 2009-05-04 Michael Eager <eager@eagercon.com>
7605 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
7607 2009-05-04 Michael Eager <eager@eagercon.com>
7609 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
7610 * config/rs6000/t-xilinx: New
7612 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
7614 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
7615 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
7616 * gcc/explow.c (memory_address): Use target hook.
7617 * gcc/targhooks.c (default_legitimize_address): New.
7618 * gcc/targhooks.h (default_legitimize_address): New.
7619 * gcc/target.h (legitimize_address): New.
7620 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
7621 (TARGET_INITIALIZER): Include it.
7622 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
7624 * config/bfin/bfin-protos.h (legitimize_address): Remove.
7625 * config/bfin/bfin.c (legitimize_address): Remove.
7626 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
7627 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
7629 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
7630 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
7632 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
7633 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
7634 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
7635 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
7636 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
7637 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
7638 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
7639 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
7640 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
7641 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
7642 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
7643 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
7644 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
7645 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
7646 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
7647 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
7648 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
7649 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
7650 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
7651 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
7652 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
7653 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
7654 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
7656 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
7657 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
7658 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
7659 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
7660 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
7661 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
7662 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
7663 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
7664 (thumb_legitimize_address): Delete.
7665 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
7666 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
7667 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
7668 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
7669 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
7670 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
7672 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
7675 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
7676 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
7677 * config/m32r/m32r.c (m32r_legitimize_address): New.
7678 * config/m68k/m68k.c (m68k_legitimize_address): New.
7679 * config/score/score.c (score_legitimize_address): Standardize.
7680 * config/score/score3.c (score3_legitimize_address): Standardize.
7681 * config/score/score3.h (score3_legitimize_address): Adjust.
7682 * config/score/score7.c (score7_legitimize_address): Standardize.
7683 * config/score/score7.h (score7_legitimize_address): Adjust.
7684 * config/sh/sh.c (sh_legitimize_address): New.
7685 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
7687 * gcc/config/s390/s390.c (legitimize_address): Rename to...
7688 (s390_legitimize_address): ... this.
7689 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
7690 (sparc_legitimize_address): ... this.
7691 * gcc/config/i386/i386.c (legitimize_address): Rename to...
7692 (ix86_legitimize_address): ... this.
7693 * gcc/config/avr/avr.c (legitimize_address): Rename to...
7694 (avr_legitimize_address): ... this.
7695 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
7696 (mn10300_legitimize_address): ... this.
7697 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
7698 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
7699 (alpha_expand_mov): Adjust call.
7701 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
7702 * config/spu/spu.c (spu_legitimize_address): Likewise.
7703 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
7704 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
7706 2009-05-04 Joseph Myers <joseph@codesourcery.com>
7708 * intl.c (locale_encoding, locale_utf8): New.
7709 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
7710 * intl.h (locale_encoding, locale_utf8): Declare.
7711 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
7712 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
7714 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
7716 (pp_tree_identifier): Define to call pp_base_tree_identifier.
7717 (pp_base_tree_identifier): Declare as function.
7718 (identifier_to_locale): Declare.
7719 * Makefile.in (pretty-print.o): Update dependencies.
7720 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
7722 2009-05-04 Richard Guenther <rguenther@suse.de>
7725 * builtins.c (fold_builtin_memory_op): Do not decay to element
7726 type if the size matches the whole array.
7728 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
7730 * expmed.c (synth_mult): When trying out a shift, pass the result
7733 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
7735 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
7736 (shiftsub1_cost): New.
7737 (init_expmed): Compute shiftsub1_cost.
7738 (synth_mult): Optimize multiplications by constants of the form
7739 -(2^^m-1) for some constant positive integer m.
7741 2009-05-03 Richard Guenther <rguenther@suse.de>
7744 * c-typeck.c (array_to_pointer_conversion): Do not built
7745 ADDR_EXPRs of arrays of pointer-to-element type.
7746 * c-gimplify.c (c_gimplify_expr): Revert change fixing
7747 up wrong ADDR_EXPRs after-the-fact.
7748 * c-common.c (strict_aliasing_warning): Strip pointer
7749 conversions for obtaining the original type.
7750 * builtins.c (fold_builtin_memset): Handle array types.
7751 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
7754 2009-05-03 Richard Guenther <rguenther@suse.de>
7757 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
7758 Do not lose casts from array types with unknown extent to array
7759 types with known extent.
7760 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
7761 alias set compatibility.
7763 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
7765 * flags.h (extra_warnings): Delete.
7766 * toplev.c (process_options): Handle Wuninitialized here.
7767 * opts.c (extra_warnings): Delete.
7768 (set_Wextra): Delete.
7769 (common_handle_option): -Wextra can be handled automatically.
7770 * c-opts.c (c_common_handle_option): Delete obsolete code.
7771 (c_common_post_options): Simplify comment.
7772 * common.opt (W): Add Var.
7774 (Wuninitialized): Initialize to -1.
7776 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
7777 Richard Guenther <rguenther@suse.de>
7779 * expr.c (get_def_for_expr): New function.
7780 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
7781 SSA rather than trees.
7782 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
7783 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
7785 2009-05-03 Joseph Myers <joseph@codesourcery.com>
7787 * c-common.c (reswords): Add _Imaginary.
7788 * c-common.c (enum rid): Add RID_IMAGINARY.
7790 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
7792 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
7793 Patch by Richard Guenther.
7795 2009-05-03 Anatoly Sokolov <aesok@post.ru>
7797 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
7798 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
7799 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
7800 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
7801 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
7802 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
7803 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
7804 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
7805 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
7806 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
7807 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
7808 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
7809 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
7810 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
7811 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
7812 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
7813 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
7814 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
7816 2009-05-02 Richard Guenther <rguenther@suse.de>
7818 PR tree-optimization/39940
7819 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
7822 2009-05-02 Richard Guenther <rguenther@suse.de>
7825 * tree-ssa.c (execute_update_addresses_taken): Properly check
7826 if we can mark a variable DECL_GIMPLE_REG_P.
7827 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
7828 back to the end of the function.
7829 (is_gimple_reg_type): Remove complex type special casing.
7830 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
7833 2009-05-02 Ben Elliston <bje@au.ibm.com>
7835 * doc/collect2.texi (Collect2): Document search path behaviour
7836 when configured with --with-ld.
7838 2009-05-02 Jan Hubicka <jh@suse.cz>
7840 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
7841 parameter; update callers.
7842 (coalesce_cost_edge): EH edges are costier because they needs
7843 splitting even if not critical and even more costier when there are
7844 multiple EH predecestors.
7846 2009-05-02 Jan Hubicka <jh@suse.cz>
7848 * except.c (remove_eh_handler_and_replace): Handle updating after
7849 removing TRY blocks.
7851 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
7853 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
7855 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
7857 * varasm.c: Do not include c-pragma.h.
7858 * attribs.c: Do not incude c-common.h.
7860 2009-05-01 Michael Matz <matz@suse.de>
7862 * calls.c (initialize_argument_information): Handle SSA names like
7863 decls with a non MEM_P DECL_RTL.
7865 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
7867 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
7868 * ipa-utils.c: Likewise.
7869 * ipa-type-escape.c: Likewise.
7870 * cgraphunit.c Do not include c-common.h.
7871 * ipa-pure-const.c: Likewise.
7872 * tree-if-conv.c: Likewise.
7873 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
7874 * ipa-struct-reorg.c: Likewise.
7875 * tree-nomudflap.c: Likewise.
7876 * tree-ssa-structalias.c: Likewise.
7878 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
7880 * store-motion.c: Many cleanups to make this pass a first-class
7881 citizen instead of an appendix to gcse load motion. Add TODO list
7882 to make this pass faster/cleaner/better.
7884 (struct ls_expr): Post gcse.c-split cleanups.
7885 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
7886 "stores" field to "avail_stores".
7887 (pre_ldst_mems): Rename to store_motion_mems.
7888 (pre_ldst_table): Rename to store_motion_mems_table.
7889 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
7890 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
7891 (ldst_entry): Rename to st_expr_entry, update users.
7892 (free_ldst_entry): Rename to free_st_expr_entry, update users.
7893 (free_ldst_mems): Rename to free_store_motion_mems, update users.
7894 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
7896 (first_ls_expr): Rename to first_st_expr, update users.
7897 (next_ls_expr): Rename to next_st_expr, update users.
7898 (print_ldst_list): Rename to print_store_motion_mems. Print names of
7899 fields properly for store motion instead of names inherited from load
7901 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
7902 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
7905 (ae_kill): Rename to st_kill, update users.
7906 (ae_gen): Rename to st_avloc, update users.
7907 (transp): Rename to st_transp, update users.
7908 (pre_insert_map): Rename to st_insert_map, update users.
7909 (pre_delete_map): Rename to st_delete_map, update users.
7910 (insert_store, build_store_vectors, free_store_memory,
7911 one_store_motion_pass): Update for abovementioned changes.
7913 (gcse_subst_count, gcse_create_count): Remove.
7914 (one_store_motion_pass): New statistics counters "n_stores_deleted"
7915 and "n_stores_created", local variables.
7917 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
7920 (regvec, compute_store_table_current_insn): Remove.
7921 (reg_set_info, reg_clear_last_set): Remove.
7922 (compute_store_table): Use DF caches instead of local dataflow
7925 2009-05-01 Joseph Myers <joseph@codesourcery.com>
7927 * c-objc-common.c (c_tree_printer): Print identifiers with
7928 pp_identifier, not pp_string. Mark "({anonymous})" for
7930 * c-pretty-print.c (pp_c_ws_string): New.
7931 (pp_c_cv_qualifier, pp_c_type_specifier,
7932 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
7933 pp_c_storage_class_specifier, pp_c_function_specifier,
7934 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
7935 pp_c_primary_expression, pp_c_postfix_expression,
7936 pp_c_unary_expression, pp_c_shift_expression,
7937 pp_c_relational_expression, pp_c_equality_expression,
7938 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
7939 use pp_string and pp_c_ws_string in place of pp_identifier and
7940 pp_c_identifier for non-identifiers. Mark English strings for
7942 * c-pretty-print.h (pp_c_ws_string): Declare.
7944 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
7945 Roland McGrath <roland@redhat.com>
7947 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
7948 (ENABLE_LD_BUILDID): New configuration option.
7949 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
7950 (LINK_BUILDID_SPEC): New macro.
7951 (init_spec): If defined, prepend it between LINK_EH_SPEC and
7953 * doc/install.texi: Document --enable-linker-build-id option.
7954 * configure: Rebuild.
7955 * config.in: Rebuild.
7957 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
7959 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
7960 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
7961 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
7962 MIPS_GP_SAVE_AREA_SIZE.
7963 * config/mips/mips.c (struct mips_frame_info): Update comment
7964 before arg_pointer_offset and hard_frame_pointer_offset.
7965 (mips_compute_frame_info): Update diagram before function: to
7966 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
7967 indicate the position of frame_pointer_rtx with -fstack-protector and
7968 to show args_size. Don't allocate cprestore area for leaf functions
7969 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
7971 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
7973 2009-04-30 Michael Matz <matz@suse.de>
7975 PR tree-optimization/39955
7976 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
7978 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
7980 * ira.c (setup_cover_and_important_classes): Use safe macro
7981 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
7983 * genpreds.c (write_tm_preds_h): Output suitable definition of
7984 REG_CLASS_FOR_CONSTRAINT.
7986 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
7988 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
7990 * bitmap.c (bitmap_descriptor): Likewise.
7991 * ggc-common.c (loc_descriptor): Likewise.
7992 * varray.c (varray_descriptor): Likewise.
7993 * vec.c (vec_descriptor): Likewise.
7995 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
7997 * Makefile.in (dce.o): Add $(EXCEPT_H).
7998 * dce.c: Include except.h and delete redundant vector definitions.
7999 (deletable_insn_p): Return false for non-call insns that can throw
8002 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
8004 * gcse.c (ae_gen): Remove.
8005 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
8006 and make non-static function to make it available in store-motion.c.
8007 Update call sites with search-and-replace.
8008 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
8009 extract_mentioned_regs, extract_mentioned_regs_helper,
8010 find_moveable_store, compute_store_table, load_kills_store, find_loads,
8011 store_killed_in_insn, store_killed_after, store_killed_before,
8012 build_store_vectors, insert_insn_start_basic_block, insert-store,
8013 remove_reachable_equiv_notes, replace_store_insn, delete_store,
8014 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
8015 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
8016 * store-motion.c: ...new file. Also copy data structures from gcse.c
8017 and clean up to remove parts not used by store motion.
8018 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
8019 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
8021 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8024 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
8025 when optimizing for size.
8027 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
8029 * gcse.c (gcse_constant_p): Fix typo in last change.
8031 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
8033 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
8035 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
8037 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
8039 2009-04-29 James E. Wilson <wilson@codesourcery.com>
8041 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
8042 CONST_HIGH_PART result.
8044 2009-04-29 Anatoly Sokolov <aesok@post.ru>
8046 * config/avr/avr.c (initial_elimination_offset): Rename to
8047 avr_initial_elimination_offset.
8048 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
8049 change return type to bool.
8050 (avr_can_eliminate): New function.
8051 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
8052 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
8053 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
8054 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
8055 avr_initial_elimination_offset.
8056 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
8057 (avr_initial_elimination_offset): Define.
8059 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
8060 Steven Bosscher <steven@gcc.gnu.org>
8062 PR rtl-optimization/39938
8063 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
8064 * cfgrtl.c: Include insn-attr.h.
8065 (rest_of_pass_free_cfg): New function.
8066 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
8067 * resource.c (init_resource_info): Remove call to df_analyze.
8069 2009-04-29 Richard Guenther <rguenther@suse.de>
8072 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
8073 allow conversion to signed integers.
8075 2009-04-29 Richard Guenther <rguenther@suse.de>
8077 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
8078 shifts of floating point vectors if the shift amount is
8079 a constant multiple of the element size.
8081 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
8082 Michael Matz <matz@suse.de>
8086 * tree-outof-ssa.c (emit_partition_copy): New function.
8087 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
8088 insert_part_to_rtx_on_edge): Perform the partition base var
8089 copy using emit_partition_copy.
8090 (insert_value_copy_on_edge): Convert constants to the right mode.
8091 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
8092 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
8094 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8096 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
8097 scan backwards to try to find a constant to initialize it.
8099 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
8100 insn before the loop_end instruction, don't look past labels.
8102 2009-04-29 Richard Guenther <rguenther@suse.de>
8105 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
8106 loose type conversions.
8107 (forward_propagate_addr_expr): Fix tuplification bug. Remove
8108 stmts only if there are no uses of its definition.
8110 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8112 * config/bfin/bfin.h (splitting_loops): Declare.
8113 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
8114 Reorder bit definitions to be ascending.
8115 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
8116 * config/bfin/bfin.c (splitting_loops): New variable.
8117 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
8118 (struct loop_info): Remove members INIT and LOOP_INIT.
8119 (bfin_optimize_loop): Don't set them. Reorder the code that generates
8120 the LSETUP sequence. Allow LC to be loaded from any register, but
8121 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
8122 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
8124 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
8125 of reload_completed.
8128 * config/bfin/bfin.md (movsi_insn): Refine constraints.
8130 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
8132 * Makefile.in (PLUGIN_VERSION_H): New.
8133 (OBJS-common): Remove plugin-version.o.
8134 (plugin.o): Depend on (PLUGIN_VERSION_H).
8135 (plugin-version.o): Remove.
8136 * configure: Regenerate
8137 * configure.ac: Create plugin-version.h.
8138 * gcc-plugin.h (plugin_gcc_version): Remove.
8139 (plugin_default_version_check): Change signature.
8140 * plugin-version.c: Remove.
8141 * plugin.c: Include plugin-version.h.
8142 (str_plugin_gcc_version_name): Remove.
8143 (try_init_one_plugin): Pass gcc version to plugin_init.
8144 (plugin_default_version_check): Both gcc and plugin versions are now
8147 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8149 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
8150 problematic last insns. Test for TYPE_CALL rather than CALL_P.
8151 Remove special case testing for last insn of inner loops. Don't fail
8152 if the loop ends with a jump, emit an extra nop instead.
8154 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
8155 DREGS rather than comparing directly. Remove code that tries to
8156 account for latencies.
8158 2009-04-29 Richard Guenther <rguenther@suse.de>
8160 PR tree-optimization/39941
8161 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
8162 eliminating an indirect call.
8164 2009-04-29 Richard Guenther <rguenther@suse.de>
8166 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
8167 parameter. Allow invariants as base if !require_lvalue.
8168 (verify_gimple_assign_single): Adjust.
8170 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8172 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
8173 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
8174 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
8175 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
8176 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
8178 * config/bfin/bfin.c (bfin_expand_builtin,
8179 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
8181 2009-04-28 Richard Guenther <rguenther@suse.de>
8183 * tree-vect-loop.c (get_initial_def_for_induction): Use
8184 correct types for pointer increment.
8186 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8188 * toplev.c (print_version): Update GMP version string calculation.
8190 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
8192 PR rtl-optimization/39938
8193 * resource.c (init_resource_info): Add call to df_analyze.
8195 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8197 * config/alpha/alpha.md (usegp): Cast the result of
8198 alpha_find_lo_sum_using_gp to enum attr_usegp.
8199 * config/alpha/alpha.c (override_options): Remove end-of-structure
8200 marker element from cpu_table. Use array size of cpu_table to handle
8201 -mcpu and -mtune options.
8202 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
8204 2009-04-28 Joseph Myers <joseph@codesourcery.com>
8206 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
8207 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
8208 tune_32 and tune_64.
8209 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
8211 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
8212 * config/rs6000/option-defaults.h: ... here. New file.
8213 (OPT_64, OPT_32): Define.
8214 (MASK_64BIT): Define to 0 if not already defined.
8215 (OPT_ARCH64, OPT_ARCH32): Define.
8216 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
8219 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8221 * config/arm/arm.c (arm_override_options): Emit error on using
8224 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8226 PR rtl-optimization/39914
8227 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
8228 registers for allocnos created from user-defined variables only
8229 when not optimizing.
8231 2009-04-28 Richard Guenther <rguenther@suse.de>
8234 * fold-const.c (fold_binary): Use distribute_real_division only
8237 2009-04-28 Steve Ellcey <sje@cup.hp.com>
8239 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
8240 add hpux-stdint.h to tm_file.
8241 (hppa[12]*-*-hpux11*): Ditto.
8242 (ia64*-*-hpux*): Ditto.
8243 * config/hpux-stdint.h: New.
8244 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
8245 __STDC_EXT__ for all compiles.
8246 * config/pa/pa-hpux.h: Ditto.
8247 * config/pa/pa-hpux10.h: Ditto.
8248 * config/pa/pa-hpux11.h: Ditto.
8250 2009-04-28 Catherine Moore <clm@codesourcery.com>
8252 * debug.h (set_name): Add comment.
8254 2009-04-28 Andrew Pinski <pinskia@gmail.com>
8257 * config/darwin.c (machopic_gen_offset): Check
8258 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
8259 * config/arm/arm.c (require_pic_register): Likewise.
8261 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
8263 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
8264 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
8265 m32c_promote_prototypes): Delete.
8267 2009-04-28 Michael Matz <matz@suse.de>
8270 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
8273 2009-04-28 Richard Guenther <rguenther@suse.de>
8275 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
8277 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8279 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
8280 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
8281 * config/arm/arm-tune.md: Regenerate.
8283 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
8285 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
8286 block if there are complex incoming edges.
8287 (sel_merge_blocks): Remove useless assert.
8288 (sel_redirect_edge_and_branch): Check that edge was redirected.
8289 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
8290 (sel_find_rgns): Delete declaration.
8291 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
8292 the region when it is not a preheader.
8294 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8297 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
8299 2009-04-28 Richard Guenther <rguenther@suse.de>
8301 * tree.h (SSA_NAME_VALUE): Remove.
8302 (struct tree_ssa_name): Remove value_handle member.
8303 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
8304 array for jump threading.
8305 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
8307 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
8308 * tree-flow.h (threadedge_initialize_values): Declare.
8309 (threadedge_finalize_values): Likewise.
8310 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
8311 (SSA_NAME_VALUE): Define.
8312 (threadedge_initialize_values): New function.
8313 (threadedge_finalize_values): Likewise.
8314 * tree-ssa-dom.c (ssa_name_values): New global variable.
8315 (SSA_NAME_VALUE): Define.
8316 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
8318 2009-04-28 Ira Rosen <irar@il.ibm.com>
8320 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
8321 Use REPORT_VECTORIZED_LOCATIONS instead
8322 REPORT_VECTORIZED_LOOPS.
8323 * tree-vectorizer.c (vect_verbosity_level): Make static.
8324 (vect_loop_location): Rename to vect_location.
8325 (vect_set_verbosity_level): Update comment.
8326 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
8328 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
8329 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
8330 instead REPORT_UNVECTORIZED_LOOPS.
8331 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
8332 and vect_loop_def to vect_external_def and vect_internal_def.
8333 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
8334 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
8335 REPORT_UNVECTORIZED_LOCATIONS.
8336 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
8337 and vect_used_in_loop and to vect_unused_in_scope and
8339 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
8340 (vect_verbosity_level): Remove declaration.
8341 (vect_analyze_operations): Likewise.
8342 (vect_analyze_stmt): Declare.
8343 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
8344 REPORT_UNVECTORIZED_LOCATIONS.
8345 (vect_get_loop_niters): Fix indentation.
8346 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
8347 (vect_analyze_loop_operations): New function.
8348 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
8349 vect_analyze_operations.
8350 (vect_is_simple_reduction): Use new names.
8351 (vectorizable_live_operation, vect_transform_loop): Likewise.
8352 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
8353 to specify whether the data references can be a part of interleaving
8355 (vect_analyze_data_ref_dependence): Use new names.
8356 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
8357 (vect_create_addr_base_for_vector_ref): Remove redundant code.
8358 * tree-vect-patterns.c (widened_name_p): Use new names.
8359 (vect_recog_dot_prod_pattern): Likewise.
8360 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
8361 (process_use, vect_mark_stmts_to_be_vectorized,
8362 vect_model_simple_cost, vect_model_store_cost,
8363 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
8364 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
8365 vectorizable_operation, vectorizable_type_demotion,
8366 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
8367 vectorizable_condition): Likewise.
8368 (vect_analyze_operations): Split into vect_analyze_loop_operations
8370 (vect_analyze_stmt): ... new function.
8371 (new_stmt_vec_info): Use new names.
8372 (vect_is_simple_use): Use new names and fix comment.
8373 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
8374 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
8376 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8379 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
8380 and integer modes for x87 operands. Do not ICE for unsupported size,
8381 generate error instead. Generate error for unsupported operand types.
8382 ['z']: Do not handle HImode memory operands specially. Warning
8383 for floating-point operands. Fallthru to 'Z' for unsupported operand
8384 types. Do not ICE for unsupported size, generate error instead.
8385 (output_387_binary_op): Use %Z to output operands.
8386 (output_fp_compare): Ditto.
8387 (output_387_reg_move): Ditto.
8389 2009-04-28 Ben Elliston <bje@au.ibm.com>
8394 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8396 * builtins.c (c_strlen): Do not warn here.
8397 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
8398 * c-common.c (pointer_int_sum): Take an explicit location.
8399 Warn about offsets out of bounds.
8400 * c-common.h (pointer_int_sum): Adjust declaration.
8402 2009-04-27 Ian Lance Taylor <iant@google.com>
8404 * collect2.c (is_ctor_dtor): Change type of ret field in struct
8406 * dce.c (run_fast_df_dce): Change type of old_flags to int.
8407 * df-core.c (df_set_flags): Change return type to int. Change
8408 type of old_flags to int.
8409 (df_clear_flags): Likewise.
8410 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
8411 (df_get_conditional_uses): Likewise.
8412 * df.h (df_set_flags, df_clear_flags): Update declarations.
8413 * dwarf2out.c (struct indirect_string_node): Change type of form
8414 field to enum dwarf_form.
8415 (AT_string_form): Change return type to enum dwarf_form.
8416 * fixed-value.c (fixed_compare): Add cast to enum type.
8417 * fwprop.c (update_df): Change 0 to VOIDmode.
8418 * gensupport.c: Change 0 to UNKNOWN.
8419 * gimple.h (gimple_cond_code): Add cast to enum type.
8420 * haifa-sched.c (reemit_notes): Add cast to enum type.
8421 * hooks.c (hook_int_void_no_regs): Remove function.
8422 * hooks.h (hook_int_void_no_regs): Remove declaration.
8423 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
8424 * predict.c (combine_predictions_for_insn): Add casts to enum type.
8425 * real.c (real_arithmetic): Add cast to enum type.
8426 (real_compare): Likewise.
8427 * target.h (struct gcc_target): Change return type of
8428 branch_target_register_class to enum reg_class.
8429 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
8430 default_branch_target_register_class.
8431 * targhooks.c (default_branch_target_register_class): New function.
8432 * targhooks.h (default_branch_target_register_class): Declare.
8433 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
8434 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
8436 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
8438 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
8439 vect_uninitialized_def. Change 0 to ERROR_MARK.
8440 * tree-vect-stmts.c (supportable_widening_operation): Don't
8441 initialize icode1 and icode2.
8442 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
8443 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
8445 (cmn_err_flag_specs): Change 0 to STD_C89.
8446 (cmn_err_char_table): Likewise.
8447 * config/arm/arm.c (get_arm_condition_code): Change type of code
8448 to enum arm_cond_code.
8449 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
8450 (IWMMXT_BUILTIN2): Likewise.
8451 (neon_builtin_type_bits): Don't define typedef.
8452 (neon_builtin_datum): Change type of bits field to int.
8453 (arm_expand_neon_args): Add cast to enum type.
8454 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
8456 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
8458 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
8460 * config/mips/mips.md (jal_macro): Return enum constant.
8461 (single_insn): Likewise.
8462 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
8464 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8466 * config/s390/s390.c (s390_tune_flags): Change type to int.
8467 (s390_arch_flags): Likewise.
8468 (s390_handle_arch_option): Change flags field of struct pta to int.
8469 * config/s390/s390.h (s390_tune_flags): Update declaration.
8470 (s390_arch_flags): Likewise.
8471 * config/sh/sh.c (prepare_move_operands): Compare
8472 tls_symbolic_operand result with enum constant.
8473 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
8474 (sh_expand_prologue): Add cast to enum type.
8475 (sh_expand_epilogue): Likewise.
8476 (tls_symbolic_operand): Change return type to enum tls_model.
8477 (fpscr_set_from_mem): Add cast to enum type.
8478 (legitimize_pic_address): Compare tls_symbolic_operand result with
8480 (sh_target_reg_class): Change return type to enum reg_class.
8481 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
8483 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
8484 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
8485 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
8486 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
8487 (delayed_branch, tls_call_delay): Likewise.
8488 (eligible_for_sibcall_delay): Likewise.
8489 (eligible_for_return_delay): Likewise.
8490 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
8491 (spu_expand_builtin_1): Likewise.
8493 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
8494 for all types of conversions.
8495 (output_init_element): Issue -Wc++-compat warning if needed when
8496 initializing a bitfield with enum type.
8497 * c-parser.c (c_parser_expression): Set original_type to
8498 original_type of right hand operand of comman operator.
8500 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8502 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
8504 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
8505 * doc/cpp.texi (Standard Predefined Macros)
8506 (Implementation-defined behavior): Likewise.
8507 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
8508 * doc/gimple.texi (GIMPLE Exception Handling)
8509 (@code{GIMPLE_ASSIGN}): Likewise.
8510 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
8511 * doc/invoke.texi (Warning Options, Optimize Options)
8512 (AVR Options, Darwin Options): Likewise.
8513 (Optimize Options): Reformulate -fwhole-program description.
8514 * doc/loop.texi (Lambda): Likewise.
8515 * doc/md.texi (Output Template, Define Constraints)
8516 (Standard Names, Insn Splitting): Likewise.
8517 * doc/options.texi (Option properties): Likewise.
8518 * doc/passes.texi (Tree-SSA passes): Likewise.
8519 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
8520 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
8521 (File Names and DBX): Likewise.
8522 * doc/trouble.texi (Incompatibilities): Likewise.
8524 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8526 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
8527 instruction is correct.
8529 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8531 Allow non-constant arguments to conversion intrinsics.
8532 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
8533 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
8534 * spu.c (print_operand): Handle 'v' and 'w'.
8535 (exp2_immediate_p, spu_gen_exp2): Define.
8536 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
8537 spu_convtf_1): Update parameter descriptions.
8538 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
8539 * constraints.md ('v', 'w'): New.
8540 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
8542 (i2f, I2F): New define_mode_attr.
8543 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
8544 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
8545 fixuns_truncv4sfv4si2): Update to use mode attribute.
8546 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
8547 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
8548 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
8549 patterns for combine.
8551 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
8553 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
8554 (cprop, hoist, pre, store_motion): New debug counters.
8555 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
8556 is not an RTL pass anymore.
8557 (pass_profiling): Remove extern decl for pass removed in 2005.
8558 (pass_gcse, pass_jump_bypass): Remove.
8559 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
8560 to 0 for clean state.
8561 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
8562 * cse.c (gate_handle_cse_after_global_opts,
8563 rest_of_handle_cse_after_global_opts): New functions.
8564 (pass_cse_after_global_opts): New pass, does local CSE.
8565 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
8566 (TV_CPROP): New timevar.
8567 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
8568 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
8569 (gcse_main, recompute_all_luids): Remove.
8570 (compute_hash_table_work): Call max_reg_num instead of reading
8572 (cprop_jump): Don't set run_jump_opt_after_gcse.
8573 (constprop_register): Always allow to alter jumps.
8574 (cprop_insn): Likewise.
8575 (do_local_cprop): Likewise.
8576 (local_cprop_pass): Likewise. Return non-zero if something changed.
8577 (cprop): Remove function, fold interesting bits into one_cprop_pass.
8578 (find_implicit_sets): Add note about missed optimization opportunity.
8579 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
8580 pass_rtl_cprop execute function.
8581 Don't bother tracking the pass number, each pass gets its own dumpfile
8583 Always allow to alter jumpsand bypass jumps.
8584 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
8585 will just find no suitable set.
8586 (pre_edge_insert): Fix dumping, this function is for PRE only.
8587 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
8588 pass_rtl_pre execute function.
8589 (hoist_code): Return non-zero if something changed. Keep track of
8590 substitutions and insertions for statistics gathering similar to PRE.
8591 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
8592 called from the pass_rtl_hoist execute function. Show pass statistics.
8593 (compute_store_table): Use max_reg_num directly instead of using the
8594 formerly global max_gcse_regno.
8595 (build_store_vectors): Likewise.
8596 (replace_store_insn): Fix dumping.
8597 (store_motion): Rename to ...
8598 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
8599 pass, called from the pass_rtl_store_motion execute function. Keep
8600 track of substitutions and insertions for statistics gathering similar
8602 (bypass_jumps): Remove, fold interesting bits into ...
8603 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
8604 from the pass_rtl_cprop execute function.
8605 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
8606 pass_jump_bypass): Remove.
8607 (gate_handle_gcse, rest_of_handle_gcse): Remove.
8608 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
8609 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
8610 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
8611 (gate_rtl_store_motion, execute_rtl_store_motion,
8612 pass_rtl_store_motion): New.
8613 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
8614 make it clear that -fcse-skip-blocks is a no-op for backward compat.
8615 * passes.c (init_optimization_passes): Remove pass_gcse and
8616 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
8617 and cse_after_global_opts in place of pass_gcse. Schedule cprop
8618 instead of pass_jump_bypass.
8620 2009-04-27 Richard Guenther <rguenther@suse.de>
8623 * gimplify.c (gimplify_expr): If we are required to create
8624 a temporary make sure it ends up as register.
8626 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
8629 * config/i386/i386.c (construct_container): Don't call
8630 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
8631 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
8633 2009-04-27 Michael Matz <matz@suse.de>
8635 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
8636 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
8637 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
8638 (dump_replaceable_exprs): Take a bitmap.
8639 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
8641 (expand_gimple_basic_block): Likewise.
8642 * tree-ssa-ter.c (struct temp_expr_table_d): Make
8643 replaceable_expressions member a bitmap.
8644 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
8645 (mark_replaceable): Likewise.
8646 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
8647 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
8649 2009-04-27 Richard Guenther <rguenther@suse.de>
8651 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
8652 (verify_stmts): Dispatch to gimple/type verification code.
8653 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
8654 issue with call argument types.
8656 2009-04-27 Michael Matz <matz@suse.de>
8658 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
8659 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
8662 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
8663 Eric Botcazou <ebotcazou@adacore.com>
8665 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
8666 a label's basic block.
8667 (mark_target_live_regs): Tidy and rework obsolete comments.
8668 Change back DF problem to LIVE. If a label starts a basic block,
8669 assume that all registers that used to be live then still are.
8670 (init_resource_info): If a label starts a basic block, set its
8671 BLOCK_FOR_INSN accordingly.
8672 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
8674 2009-04-27 Richard Guenther <rguenther@suse.de>
8676 * tree-flow-inline.h (function_ann): Remove.
8677 (get_function_ann): Likewise.
8678 * tree-dfa.c (create_function_ann): Remove.
8679 * tree-flow.h (struct static_var_ann_d): Remove.
8680 (struct function_ann_d): Likewise.
8681 (union tree_ann_d): Remove fdecl member.
8682 (function_ann_t): Remove.
8683 (function_ann, get_function_ann, create_function_ann): Remove
8686 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
8688 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
8690 2009-04-27 Jan Hubicka <jh@suse.cz>
8692 * ipa-pure-const.c (struct funct_state_d): New fields
8693 state_previously_known, looping_previously_known; remove
8694 state_set_in_source.
8695 (analyze_function): Use new fields.
8696 (propagate): Avoid assumption that state_set_in_source imply
8699 * tree-ssa-loop-niter.c (finite_loop_p): New function.
8700 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
8701 * cfgloop.h (finite_loop_p): Declare.
8703 2009-04-26 Michael Matz <matz@suse.de>
8705 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
8707 2009-04-26 Michael Matz <matz@suse.de>
8709 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
8710 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
8711 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
8712 pass_mark_used_blocks): Remove.
8713 * tree-optimize.c (pass_free_datastructures,
8714 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
8715 * passes.c (init_optimization_passes): Don't call
8716 pass_mark_used_blocks, remove dead code.
8718 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
8720 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
8721 * tree-ssa-live.h (register_ssa_partition): Likewise.
8723 2009-04-26 Michael Matz <matz@suse.de>
8726 * builtins.c (fold_builtin_next_arg): Handle SSA names.
8727 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
8728 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
8730 (compare_pairs): Swap cost comparison.
8731 (coalesce_ssa_name): Don't use change_partition_var.
8732 * tree-nrv.c (struct nrv_data): Add modified member.
8733 (finalize_nrv_r): Set it.
8734 (tree_nrv): Use it to update statements.
8735 (pass_nrv): Require PROP_ssa.
8736 * tree-mudflap.c (mf_decl_cache_locals,
8737 mf_build_check_statement_for): Use make_rename_temp.
8738 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
8739 * alias.c (find_base_decl): Handle SSA names.
8740 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
8741 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
8742 * rtl.h (set_reg_attrs_for_parm): Declare.
8743 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
8744 to "optimized", remove unused locals at finish.
8745 (execute_free_datastructures): Make global, call
8746 delete_tree_cfg_annotations.
8747 (execute_free_cfg_annotations): Don't call
8748 delete_tree_cfg_annotations.
8750 * ssaexpand.h: New file.
8751 * expr.c (toplevel): Include ssaexpand.h.
8752 (expand_assignment): Handle SSA names the same as register variables.
8753 (expand_expr_real_1): Expand SSA names.
8754 * cfgexpand.c (toplevel): Include ssaexpand.h.
8755 (SA): New global variable.
8756 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
8757 (SSAVAR): New macro.
8758 (set_rtl): New helper function.
8759 (add_stack_var): Deal with SSA names, use set_rtl.
8760 (expand_one_stack_var_at): Likewise.
8761 (expand_one_stack_var): Deal with SSA names.
8762 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
8763 before unique numbers.
8764 (expand_stack_vars): Use set_rtl.
8765 (expand_one_var): Accept SSA names, add asserts for them, feed them
8766 to above subroutines.
8767 (expand_used_vars): Expand all partitions (without default defs),
8768 then only the local decls (ignoring those expanded already).
8769 (expand_gimple_cond): Remove edges when jumpif() expands an
8771 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
8772 or remove abnormal edges. Ignore insns setting the LHS of a TERed
8774 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
8775 members of SA; deal with PARM_DECL partitions here; expand
8776 all PHI nodes, free tree datastructures and SA. Commit instructions
8777 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
8778 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
8779 info and statements at start, collect garbage at finish.
8780 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
8781 (VAR_ANN_PARTITION) Remove.
8782 (change_partition_var): Don't declare.
8783 (partition_to_var): Always return SSA names.
8784 (var_to_partition): Only accept SSA names.
8785 (register_ssa_partition): Only check argument.
8786 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
8788 (delete_var_map): Don't free it.
8789 (var_union): Only accept SSA names, simplify.
8790 (partition_view_init): Mark only useful SSA names as used.
8791 (partition_view_fini): Only deal with SSA names.
8792 (change_partition_var): Remove.
8793 (dump_var_map): Use ssa_name instead of partition_to_var member.
8794 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
8796 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
8797 (struct _elim_graph): New member const_dests; nodes member vector of
8799 (set_location_for_edge): New static helper.
8800 (create_temp): Remove.
8801 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
8802 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
8803 (new_elim_graph): Allocate const_dests member.
8804 (clean_elim_graph): Truncate const_dests member.
8805 (delete_elim_graph): Free const_dests member.
8806 (elim_graph_size): Adapt to new type of nodes member.
8807 (elim_graph_add_node): Likewise.
8808 (eliminate_name): Likewise.
8809 (eliminate_build): Don't take basic block argument, deal only with
8810 partition numbers, not variables.
8811 (get_temp_reg): New static helper.
8812 (elim_create): Use it, deal with RTL temporaries instead of trees.
8813 (eliminate_phi): Adjust all calls to new signature.
8814 (assign_vars, replace_use_variable, replace_def_variable): Remove.
8815 (rewrite_trees): Only do checking.
8816 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
8817 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
8818 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
8819 contains_tree_r, MAX_STMTS_IN_LATCH,
8820 process_single_block_loop_latch, analyze_edges_for_bb,
8821 perform_edge_inserts): Remove.
8822 (expand_phi_nodes): New global function.
8823 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
8824 functions, initialize new parameter, remember partitions having a
8826 (finish_out_of_ssa): New global function.
8827 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
8828 don't reset in_ssa_p here, don't disable TER when mudflap.
8829 (pass_del_ssa): Remove.
8830 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
8832 (execute_free_datastructures): Declare.
8833 * Makefile.in (SSAEXPAND_H): New variable.
8834 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
8835 * basic-block.h (commit_one_edge_insertion): Declare.
8836 * passes.c (init_optimization_passes): Move pass_nrv and
8837 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
8838 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
8839 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
8840 (redirect_branch_edge): Deal with super block when expanding, split
8841 out jump patching itself into ...
8842 (patch_jump_insn): ... here, new static helper.
8844 2009-04-26 Michael Matz <matz@suse.de>
8846 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
8847 beyond num_ssa_names.
8848 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
8849 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
8851 2009-04-26 Jakub Jelinek <jakub@redhat.com>
8854 * fwprop.c (forward_propagate_asm): New function.
8855 (forward_propagate_and_simplify): Propagate also into __asm, if it
8856 doesn't increase the number of referenced registers.
8859 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
8861 2009-04-26 Jakub Jelinek <jakub@redhat.com>
8863 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
8864 note_nonlocal_vla_type for nonlocal VLAs.
8865 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
8866 contains_remapped_vars, remap_vla_decls): New functions.
8867 (convert_nonlocal_reference_stmt): If not optimizing, call
8868 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
8869 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
8870 if it wasn't found in var_map.
8871 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
8872 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
8873 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
8875 * gimplify.c (nonlocal_vlas): New variable.
8876 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
8878 (gimplify_body): Create and destroy nonlocal_vlas.
8880 * dwarf2out.c (loc_descr_plus_const): New function.
8881 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
8882 mem_loc_descriptor, loc_descriptor_from_tree_1,
8883 descr_info_loc, gen_variable_die): Use it.
8885 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
8886 !TREE_STATIC VAR_DECLs.
8887 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
8888 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
8889 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
8890 DECL_BY_REFERENCE is valid.
8891 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
8892 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
8893 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
8894 Copy DECL_BY_REFERENCE.
8895 (struct nesting_copy_body_data): New type.
8896 (nesting_copy_decl): New function.
8897 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
8898 if they have variable length.
8900 2009-04-26 Michael Matz <matz@suse.de>
8902 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
8903 mark new temporaries for renaming.
8905 2009-04-26 Joseph Myers <joseph@codesourcery.com>
8908 * c-decl.c (global_bindings_p): Return negative value.
8909 (c_variable_size): New. Based on variable_size from
8911 (grokdeclarator): Call c_variable_size not variable_size.
8913 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
8915 * config/i386/i386.c (print_operand) ['z']: Fix typo.
8917 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
8919 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
8920 Redefine it to just use mingw/include.
8921 (ASM_SPEC): Rules for -m32 and -m64.
8922 (LINK_SPEC): Use Likewise.
8923 (SPEC_32): New define.
8924 (SPEC_64): Likewise.
8925 (SUB_LINK_SPEC): Likewise.
8926 (MULTILIB_DEFAULTS): New define.
8927 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
8928 Add multilib options.
8929 (MULTILIB_DIRNAMES): Likewise.
8930 (MULTILIB_OSDIRNAMES): Likewise.
8932 (INSTALL_LIBGCC): Likewise.
8934 2009-04-26 Joseph Myers <joseph@codesourcery.com>
8937 * c-tree.h (enum c_inline_static_type): New.
8938 (record_inline_static): Declare.
8939 * c-decl.c (struct c_inline_static, c_inline_statics,
8940 record_inline_static, check_inline_statics): New.
8941 (pop_file_scope): Call check_inline_statics.
8942 (start_decl): Call record_inline_static instead of pedwarning
8943 directly for static in inline function.
8944 * c-typeck.c (build_external_ref): Call record_inline_static
8945 instead of pedwarning directly for static referenced in inline
8948 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
8950 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
8951 not new but only being rescanned.
8952 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
8953 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
8954 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
8955 record_set_info, compute_set, grealloc): Remove.
8956 (recompute_all_luids): New function.
8957 (gcse_main): Don't compute sets, and don't do related memory
8958 allocations/free-ing. If something changed before the end of the
8959 pass, update LUIDs using recompute_all_luids.
8960 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
8961 (free_gcse_mem): Don't free it either.
8962 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
8963 Use the df insn LUIDs.
8964 (load_killed_in_block): Likewise.
8965 (compute_hash_table_work): Don't compute reg_set_in_block.
8966 (compute_transp): Use DF_REG_DEF_CHAINs.
8967 (local_cprop_pass): Don't use compute_sets and related functions.
8968 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
8969 Use get_max_uid() instead of max_cuid.
8970 (insert_insn_end_basic_block, pre_insert_copy_insn,
8971 update_ld_motion_stores): Don't try to
8972 keep reg_set tables up to date.
8973 (pre_insert_copies): Use df insn LUIDs.
8974 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
8975 (reg_set_info): Don't use extra bitmap argument.
8976 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
8977 information to compute regs_set_in_block.
8978 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
8979 (bypass_jumps): Don't use compute_sets and friends.
8981 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8984 * opts.c (undocumented_msg): Do not leave blank even with
8987 2009-04-25 Joseph Myers <joseph@codesourcery.com>
8989 * c-decl.c (build_enumerator): Allow values folding to integer
8990 constants but not integer constant expressions with a pedwarn if
8993 2009-04-25 Joseph Myers <joseph@codesourcery.com>
8996 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
8997 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
8998 type is an integer constant.
9000 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
9003 * config/i386/i386.c (print_operand) ['z']: Revert handling of
9006 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9009 * c-decl.c (grokdeclarator): Diagnose declarations of functions
9010 with variably modified return type and no storage class
9011 specifiers, except for the case of nested functions. Distinguish
9012 extern declarations of functions with variably modified return
9013 types from those of objects with variably modified types.
9015 2009-04-25 Jan Hubicka <jh@suse.cz>
9017 * tree.c (list_equal_p): New function.
9018 * tree.h (list_equal_p): Declare.
9019 * coretypes.h (edge_def, edge, const_edge, basic_block_def
9020 basic_block_def, basic_block, const_basic_block): New.
9021 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
9022 (redirect_eh_edge): New function.
9023 (make_eh_edge_update_phi): EH edges are not abnormal.
9024 * except.c: Include tree-flow.h.
9025 (list_match): New function.
9026 (eh_region_replaceable_by_p): New function.
9027 (replace_region): New function.
9028 (hash_type_list): New function.
9029 (hash_eh_region): New function.
9030 (eh_regions_equal_p): New function.
9031 (merge_peers): New function.
9032 (remove_unreachable_regions): Verify EH tree when checking;
9034 (copy_eh_region_1): New function.
9035 (copy_eh_region): New function.
9036 (push_reachable_handler): New function.
9037 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
9038 regions without label but with live RESX.
9039 * except.h (redirect_eh_edge_to_label): New.
9040 * tree-flow.h (redirect_eh_edge): New.
9041 * coretypes.h (edge_def, edge, const_edge, basic_block_def
9042 basic_block_def, basic_block, const_basic_block): Remove.
9043 * Makefile.in (except.o): Add dependency on tree-flow.h
9044 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
9045 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
9048 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
9051 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
9052 on the destination of memcpy.
9054 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
9056 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
9057 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
9058 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
9060 2009-04-25 Jan Hubicka <jh@suse.cz>
9062 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
9063 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
9064 to be reached by different label than left.
9065 (update_eh_edges): Update comment; remove edge_to_remove if possible
9066 and return true if suceeded.
9067 (cleanup_empty_eh): Accept sharing map; handle shared regions.
9068 (cleanup_eh): Compute sharing map.
9069 * except.c (remove_eh_handler_and_replace): Add argument if we should
9071 (remove_unreachable_regions): Update for label sharing.
9072 (label_to_region_map): Likewise.
9073 (get_next_region_sharing_label): New function.
9074 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
9076 (remove_eh_handler): Update.
9077 (remove_eh_region_and_replace_by_outer_of): New function.
9078 * except.h (struct eh_region): Add next_region_sharing_label.
9079 (remove_eh_region_and_replace_by_outer_of,
9080 get_next_region_sharing_label): Declare.
9081 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
9083 2009-04-25 Jan Hubicka <jh@suse.cz>
9085 * tree-cfg.c (split_critical_edges): Split also edges where we can't
9086 insert code even if they are not critical.
9088 2009-04-25 Jan Hubicka <jh@suse.cz>
9090 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
9091 (gimple_can_remove_branch_p): EH edges won't remove branch by
9093 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
9094 updating of non-abnormal EH edges.
9095 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
9096 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
9097 (split_critical_edges): Split also edges where emitting code on them
9098 will lead to splitting later.
9100 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
9101 H.J. Lu <hongjiu.lu@intel.com>
9104 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
9105 the configured assembler supports fildq and fistpq mnemonics.
9106 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
9107 * configure: Regenerated.
9110 * config/i386/i386.c (print_operand): Handle 'Z'.
9111 ['z']: Remove handling of special fild/fist suffixes.
9112 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
9113 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
9114 suffix of fild insn.
9115 (*floatsi<mode>2_vector_mixed): Ditto.
9116 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
9117 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
9118 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
9119 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
9120 * config/i386/gas.h (GAS_MNEMONICS): Remove.
9122 2009-04-25 Ben Elliston <bje@au.ibm.com>
9124 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
9125 the source of a set operation.
9127 2009-04-25 Anatoly Sokolov <aesok@post.ru>
9129 * target.h (struct gcc_target): Add case_values_threshold field.
9130 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
9131 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
9132 * targhooks.c (default_case_values_threshold): New function.
9133 * targhooks.h (default_case_values_threshold): Declare function.
9134 * stmt.c (expand_case): Use case_values_threshold target hook.
9135 * expr.h (case_values_threshold): Remove declartation.
9136 * expr.c (case_values_threshold): Remove function.
9137 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
9139 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
9140 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
9141 (avr_case_values_threshold): Declare as static.
9142 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
9144 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
9145 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
9146 (mn10300_case_values_threshold): New function.
9148 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
9150 * ira.c (setup_cover_and_important_classes): Add enum cast.
9152 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
9154 * genpreds.c (write_enum_constraint_num): Output definition of
9155 CONSTRAINT_NUM_DEFINED_P macro.
9156 * ira.c (setup_cover_and_important_classes): Use
9157 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
9159 2009-04-24 DJ Delorie <dj@redhat.com>
9161 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
9162 __SH2A_SINGLE_ONLY__ also.
9164 2009-04-24 Steve Ellcey <sje@cup.hp.com>
9166 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
9167 (movdf_internal): Ditto.
9168 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
9169 SFmode and DFmode constants.
9170 (ia64_print_operand): Add 'G' format for printing
9171 floating point constants.
9173 2009-04-24 Richard Guenther <rguenther@suse.de>
9175 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
9176 from unsigned additions.
9178 2009-04-24 Joseph Myers <joseph@codesourcery.com>
9180 * c-typeck.c (set_init_index): Allow array designators that are
9181 not integer constant expressions with a pedwarn if pedantic.
9183 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
9185 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
9186 zero if no overlap in nonzero bits between the operands.
9188 2009-04-24 Ian Lance Taylor <iant@google.com>
9190 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
9191 (record_dead_and_set_regs): Likewise.
9192 * df.h (struct df_mw_hardreg): Change flags field to int.
9193 (struct df_base_ref): Likewise.
9194 (struct df): Change changeable_flags field to int.
9195 * df-scan.c (df_defs_record): Change clobber_flags to int.
9196 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
9197 constants rather than #define macros.
9198 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
9199 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
9200 (enum dwarf_calling_convention): Likewise.
9201 (enum dwarf_line_number_x_ops): Likewise.
9202 (enum dwarf_call_frame_info): Likewise.
9203 (enum dwarf_source_language): Likewise.
9204 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
9205 (add_calling_convention_attribute): Likewise.
9206 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
9207 (combine_comparisons): Change compcode to int. Add cast to enum type.
9208 * genrecog.c (maybe_both_true_2): Change c to int.
9209 (write_switch): Likewise. Add cast to enum type.
9210 * gimplify.c (gimplify_omp_for): Handle return values from
9211 gimplify_expr using MIN rather than bitwise or.
9212 (gimplify_expr): Add cast to enum type.
9213 * ipa-prop.c (update_jump_functions_after_inlining): Change
9214 IPA_BOTTOM to IPA_JF_UNKNOWN.
9215 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
9216 Add casts to enum type.
9217 (setup_cover_and_important_classes): Change cl to int. Add casts
9219 (setup_class_translate): Change cl and mode to int.
9220 (ira_init_once): Change mode to int.
9221 (free_register_move_costs): Likewise.
9222 (setup_prohibited_mode_move_regs): Add casts to enum type.
9223 * langhooks.c (add_builtin_function_common): Rework assertion that
9224 value fits bitfield.
9225 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
9226 * omega.c (omega_do_elimination): Avoid math on enum types.
9227 * optabs.c (expand_vec_shift_expr): Remove casts to int.
9228 * opts.c (set_debug_level): Change 2 to enum constant. Use new
9229 int local to handle integral_argment value.
9230 * regmove.c (try_auto_increment): Change PUT_MODE to
9232 * reload.c (push_secondary_reload): Add casts to enum type.
9233 (secondary_reload_class, find_valid_class): Likewise.
9234 * reload1.c (emit_input_reload_insns): Likewise.
9235 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
9236 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
9237 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
9239 * tree.c (build_common_builtin_nodes): Add casts to enum type.
9240 * tree-complex.c (complex_lattice_t): Typedef to int rather than
9242 (expand_complex_libcall): Add casts to enum type.
9243 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
9244 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
9245 with ERROR_MARK, not NUM_TREE_CODES.
9246 (vect_create_epilog_for_reduction): Likewise.
9247 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
9248 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
9249 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
9251 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
9252 vect_unused_in_loop. Change 0 to loop_vect.
9253 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
9254 * var-tracking.c (get_init_value): Change return type to enum
9256 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
9257 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
9259 (arm_override_options): Add casts to enum type.
9260 (arm_emit_tls_decoration): Likewise.
9261 * config/i386/i386.c (ix86_function_specific_restore): Add casts
9263 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
9264 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
9265 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
9267 * config/s390/s390.c (code_for_builtin_64): Change to array of
9269 (code_for_builtin_31): Likewise.
9270 (s390_expand_builtin): Change code_for_builtin to enum insn_code
9272 * config/sparc/sparc.c (sparc_override_options): Change value
9273 field in struct code_model to enum cmodel. In initializer change
9274 0 to NULL and add cast to enum type.
9276 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
9277 Change all callers. Issue a -Wc++-compat warning using
9278 lhs_origtype if necessary.
9279 (convert_for_assignment): Issue -Wc++-compat warnings about
9280 invalid conversions to enum type on assignment.
9281 * c-common.h (build_modify_expr): Update declaration.
9283 2009-04-24 Nick Clifton <nickc@redhat.com>
9285 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
9286 (function_arg_advance): Likewise.
9287 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
9290 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
9292 * config/s390/constraints.md ('I', 'J'): Fix condition.
9294 2009-04-24 Diego Novillo <dnovillo@google.com>
9296 * gengtype-parse.c (parse_error): Add newline after message.
9298 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
9300 * config/i386/sse.md (avxmodesuffixs): Removed.
9301 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
9302 (*avx_pinsr<ssevecsize>): This.
9304 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
9306 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
9307 follow chains of regs with a single definition, and allow expressions
9308 that are function_invariant_p.
9309 (simple_rhs_p): Allow expressions that are function_invariant_p.
9311 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
9314 * fold-const.c (fold_cond_expr_with_comparison): When folding
9315 > and >= to MAX, make sure the MAX uses the same type as the
9316 comparison's operands.
9318 2009-04-24 Nick Clifton <nickc@redhat.com>
9320 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
9321 addressing for DImode accesses.
9322 (frv_print_operand_address): Handle PLUS case.
9323 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
9325 2009-04-24 Jakub Jelinek <jakub@redhat.com>
9327 PR rtl-optimization/39794
9328 * alias.c (canon_true_dependence): Add x_addr argument.
9329 * rtl.h (canon_true_dependence): Adjust prototype.
9330 * cse.c (check_dependence): Adjust canon_true_dependence callers.
9331 * cselib.c (cselib_invalidate_mem): Likewise.
9332 * gcse.c (compute_transp): Likewise.
9333 * dse.c (scan_reads_nospill): Likewise.
9334 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
9335 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
9336 canon_base_addr of the group, plus optional offset.
9337 (struct group_info): Rename canon_base_mem to
9339 (get_group_info): Set canon_base_addr to canon_rtx of base, not
9340 canon_rtx of base_mem.
9342 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
9344 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
9345 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
9347 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9349 * config/spu/spu-builtins.h: Delete file.
9351 * config/spu/spu.h (enum spu_builtin_type): Move here from
9353 (struct spu_builtin_description): Likewise. Add GTY marker.
9354 Do not use enum spu_function_code or enum insn_code.
9355 (spu_builtins): Add extern declaration.
9357 * config/spu/spu.c: Do not include "spu-builtins.h".
9358 (enum spu_function_code, enum spu_builtin_type_index,
9359 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
9360 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
9361 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
9362 unsigned_V2DI_type_node): Move here from spu-builtins.h.
9363 (spu_builtin_types): Make static. Add GTY marker.
9364 (spu_builtins): Add extern declaration with GTY marker.
9367 * config/spu/spu-c.c: Do not include "spu-builtins.h".
9368 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
9369 Check programmatically whether all parameters are scalar.
9371 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
9373 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
9375 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
9376 assignment from the constructor either if the target is volatile.
9378 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
9380 * config/arm/arm.md (insv): Do not share operands[0].
9382 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
9384 * config/vxlib-tls.c (active_tls_threads): Delete.
9385 (delete_hook_installed): New.
9386 (tls_delete_hook): Don't delete the delete hook.
9387 (tls_destructor): Delete it here.
9388 (__gthread_set_specific): Adjust installing the delete hook.
9389 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
9390 __gthread_leave_tsd_dtor_context.
9392 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
9394 * c-format.c (gcc_tdiag_char_table): Add support for %E.
9396 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
9398 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
9400 (alpha_rtx_costs): Ditto.
9401 (emit_unlikely_jump): Use add_reg_note.
9402 (emit_frame_store_1): Ditto.
9403 (alpha_expand_prologue): Ditto.
9404 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
9405 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
9407 2009-04-23 Nick Clifton <nickc@redhat.com>
9409 * config/v850/v850.md (epilogue): Remove suppressed code.
9410 (return): Rename to return_simple and remove test of frame size.
9411 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
9412 to gen_return_simple.
9414 2009-04-22 Jing Yu <jingyu@google.com>
9417 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
9419 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
9422 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
9423 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
9424 value is a VECTOR_CST, the element type is the element type of the
9427 2009-04-22 DJ Delorie <dj@redhat.com>
9429 * config/m32c/m32c.h: Update GTY annotations to new syntax.
9431 2009-04-22 Jakub Jelinek <jakub@redhat.com>
9433 * alias.c (find_base_term): Move around LO_SUM case, so that
9434 CONST falls through into PLUS/MINUS handling.
9437 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
9438 into 0, use omit_one_operand.
9440 2009-04-23 Ben Elliston <bje@au.ibm.com>
9442 * config/rs6000/linux-unwind.h (get_regs): Remove type
9443 puns. Change the type of `pc' to an array of unsigned ints and
9444 update all users. Constify frame24.
9446 2009-04-22 DJ Delorie <dj@redhat.com>
9448 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
9449 declarations before code.
9450 (current_function_special_page_vector): Likewise.
9451 (m32c_expand_insv): Silence a warning.
9453 2009-04-21 Taras Glek <tglek@mozilla.com>
9455 * alias.c: Update GTY annotations to new syntax.
9456 * basic-block.h: Likewise.
9457 * bitmap.h: Likewise.
9458 * c-common.h: Likewise.
9459 * c-decl.c: Likewise.
9460 * c-parser.c: Likewise.
9461 * c-pragma.c: Likewise.
9462 * c-tree.h: Likewise.
9463 * cfgloop.h: Likewise.
9464 * cgraph.h: Likewise.
9465 * config/alpha/alpha.c: Likewise.
9466 * config/arm/arm.h: Likewise.
9467 * config/avr/avr.h: Likewise.
9468 * config/bfin/bfin.c: Likewise.
9469 * config/cris/cris.c: Likewise.
9470 * config/darwin.c: Likewise.
9471 * config/frv/frv.c: Likewise.
9472 * config/i386/i386.c: Likewise.
9473 * config/i386/i386.h: Likewise.
9474 * config/i386/winnt.c: Likewise.
9475 * config/ia64/ia64.h: Likewise.
9476 * config/iq2000/iq2000.c: Likewise.
9477 * config/mips/mips.c: Likewise.
9478 * config/mmix/mmix.h: Likewise.
9479 * config/pa/pa.c: Likewise.
9480 * config/pa/pa.h: Likewise.
9481 * config/rs6000/rs6000.c: Likewise.
9482 * config/s390/s390.c: Likewise.
9483 * config/sparc/sparc.c: Likewise.
9484 * config/xtensa/xtensa.c: Likewise.
9485 * cselib.h: Likewise.
9486 * dbxout.c: Likewise.
9487 * dwarf2out.c: Likewise.
9488 * except.c: Likewise.
9489 * except.h: Likewise.
9490 * fixed-value.h: Likewise.
9491 * function.c: Likewise.
9492 * function.h: Likewise.
9493 * gimple.h: Likewise.
9494 * integrate.c: Likewise.
9495 * optabs.c: Likewise.
9496 * output.h: Likewise.
9499 * stringpool.c: Likewise.
9500 * tree-data-ref.c: Likewise.
9501 * tree-flow.h: Likewise.
9502 * tree-scalar-evolution.c: Likewise.
9503 * tree-ssa-address.c: Likewise.
9504 * tree-ssa-alias.h: Likewise.
9505 * tree-ssa-operands.h: Likewise.
9508 * varasm.c: Likewise.
9509 * varray.h: Likewise.
9511 * coretypes.h: Do not define GTY macro if it is already defined.
9512 * doc/gty.texi: Update GTY documentation to new syntax.
9513 * gengtype-lex.l: Enforce attribute-like syntax for GTY
9514 annotations on structs.
9515 * gengtype-parse.c: Likewise.
9517 2009-04-22 Mark Heffernan <meheff@google.com>
9519 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
9521 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
9523 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
9526 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
9528 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
9529 the same as a PLUS without a shift. Increase the cost of a
9532 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9534 * Makefile.in: Update dependencies.
9535 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
9536 * errors.h: Remove bogus comment about compatibility.
9537 (warning): Update declaration.
9538 * genautomata.c: Update all calls to warning.
9539 * gimple.c: Do not include errors.h. Include toplev.h.
9540 * tree-ssa-structalias.c: Do not include errors.h.
9541 * omega.c: Likewise.
9542 * tree-ssa-reassoc.c: Likewise.
9543 * config/spu/spu-c.c: Likewise.
9544 * config/spu/t-spu-elf: Update dependencies.
9546 2009-04-22 Richard Guenther <rguenther@suse.de>
9548 PR tree-optimization/39824
9549 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
9550 make sure the types are compatible.
9552 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9555 * c-common.c (c_parse_error): Take a token_flags parameter.
9556 Use token_type for the token type instead.
9557 Pass token_flags to cpp_type2name.
9558 * c-common.h (c_parse_error): Update declaration.
9559 * c-parser.c (c_parser_error): Pass 0 as token flags.
9561 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
9563 PR rtl-optimization/39580
9564 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
9566 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9568 * function.c (expand_function_end): Do not emit a jump to the "naked"
9569 return label for fall-through returns.
9570 * except.c (sjlj_emit_function_exit): Always place the call to the
9571 unregister function at the location installed by expand_function_end.
9573 2009-04-22 Richard Guenther <rguenther@suse.de>
9575 PR tree-optimization/39845
9576 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
9577 (gen_inbound_check): Likewise.
9579 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
9581 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
9583 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
9584 * config/vxlib.c (__gthread_once): Add race guard for PPC.
9586 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
9588 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
9589 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
9590 shift counts to avoid out-of-bounds array accesses.
9592 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
9594 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
9595 (Pmode): Move above.
9597 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
9599 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
9600 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
9601 GET_CODE macro. Use IN_RANGE macro where appropriate.
9602 * config/alpha/alpha.h: Ditto.
9603 * config/alpha/alpha.md: Ditto.
9604 * config/alpha/constraints.md: Ditto.
9605 * config/alpha/predicates.md: Ditto.
9607 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
9609 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
9610 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9611 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9612 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9613 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9614 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9615 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9616 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9617 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9618 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9619 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9620 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9621 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9622 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9623 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9624 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9625 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9626 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9627 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9628 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9629 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9630 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9631 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9632 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9633 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9634 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9635 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9637 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9639 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
9640 references from comments.
9641 * cfgbuild.c: (count_basic_blocks): Delete.
9642 (find_basic_blocks_1): Delete.
9643 (find_basic_blocks): Delete.
9644 * except.c (finish_eh_generation): Make static. Move comment from
9645 except.h here. Remove find_basic_blocks references from comments.
9646 * except.h (finish_eh_generation): Delete.
9647 * basic-block.h (find_basic_blocks): Delete.
9648 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
9650 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
9652 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
9653 (sdbout_parms): Likewise.
9655 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
9657 * config/sh/sh.c (prepare_cbranch_operands): Use
9658 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
9659 (expand_cbranchdi4): Likewise.
9660 (from_compare): Add cast to enum type.
9661 (expand_cbranchsi4): Use add_reg_note.
9662 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
9663 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
9664 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
9665 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
9666 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
9667 instead of CODE_FOR_nothing.
9668 (cbranchdi4): Likewise. Fix the order of arguments for
9670 (push_fpscr): Use add_reg_note.
9671 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
9672 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
9674 2009-04-21 Joseph Myers <joseph@codesourcery.com>
9676 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
9677 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
9678 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
9679 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
9680 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
9681 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
9682 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
9683 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
9684 config/alpha/x-vms, config/arc/t-arc,
9685 config/arm/README-interworking, config/arm/arm-c.c,
9686 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
9687 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
9688 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
9689 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
9690 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
9691 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
9692 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
9693 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
9694 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
9695 config/cris/t-elfmulti, config/crx/t-crx,
9696 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
9697 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
9698 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
9699 config/h8300/t-h8300, config/i386/athlon.md,
9700 config/i386/darwin-libgcc.10.4.ver,
9701 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
9702 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
9703 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
9704 config/i386/t-linux64, config/i386/t-nwld,
9705 config/i386/t-rtems-i386, config/i386/t-sol2-10,
9706 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
9707 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
9708 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
9709 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
9710 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
9711 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
9712 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
9713 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
9714 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
9715 config/m68k/t-uclinux, config/mcore/t-mcore,
9716 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
9717 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
9718 config/mips/crtn.asm, config/mips/irix-crti.asm,
9719 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
9720 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
9721 config/mips/mips-fixed.md, config/mips/sb1.md,
9722 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
9723 config/mips/t-iris6, config/mips/t-isa3264,
9724 config/mips/t-libgcc-mips16, config/mips/t-linux64,
9725 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
9726 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
9727 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
9728 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
9729 config/mn10300/t-linux, config/mn10300/t-mn10300,
9730 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
9731 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
9732 config/picochip/libgccExtras/clzsi2.asm,
9733 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
9734 config/rs6000/darwin-libgcc.10.4.ver,
9735 config/rs6000/darwin-libgcc.10.5.ver,
9736 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
9737 config/rs6000/t-aix43, config/rs6000/t-aix52,
9738 config/rs6000/t-darwin, config/rs6000/t-fprules,
9739 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
9740 config/rs6000/t-lynx, config/rs6000/t-netbsd,
9741 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
9742 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
9743 config/rs6000/t-rtems, config/rs6000/t-spe,
9744 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
9745 config/score/t-score-elf, config/sh/divcost-analysis,
9746 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
9747 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
9748 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
9749 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
9750 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
9751 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
9752 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
9753 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
9754 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
9755 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
9756 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
9757 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
9758 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
9759 limitx.h, version.c, xcoff.h: Add copyright and license notices.
9760 * config/h8300/genmova.sh: Include copyright and license notices
9761 in generated output.
9762 * config/h8300/mova.md: Regenerate.
9763 * doc/install.texi2html: Include word "Copyright" in copyright
9764 notice and use name "Free Software Foundation, Inc.".
9765 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
9766 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
9767 ChangeLog-2007, ChangeLog-2008: Correct dates.
9769 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
9771 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
9772 NE_EXPR operations as well.
9773 * c-parser.c (c_parser_condition): Do not set location information on
9775 (c_parser_conditional_expression): Likewise.
9776 (c_parser_binary_expression): Set location information on operators.
9777 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
9778 TRUTH_NOT_EXPR has been folded.
9779 * fold-const.c (fold_truth_not_expr): Copy location information from
9780 the incoming expression to the outgoing one.
9781 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
9782 recursive calls on the LHS of the operator but pass that of the
9783 operator to recursive calls on the RHS of the operator. Set it
9785 (shortcut_cond_expr): Set the locus of the operator on the second
9786 COND_EXPR and that of the expression on the first in degenerate cases.
9787 Pass the locus of the expression to calls to shortcut_cond_r.
9788 Set the locus of the 'then' block on the associated jump, if any.
9789 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
9790 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
9791 expression to call to gimplify_boolean_expr.
9793 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
9795 * config.gcc: Add additional configuration for
9796 i686-w64-mingw* and x86_64-w64-mingw* triplet.
9797 * config/i386/mingw-w64.h: New mingw-w64 specific header.
9798 (CPP_SPEC): Redefine for allowing -municode option.
9799 (STARTFILE_SPEC): Likewise.
9800 * config/i386/t-mingw-w64: New.
9801 * config/i386/mingw-w64.opt: New.
9802 (municode): Add new target option.
9803 * doc/invoke.texi (municode): Add documentation for new option.
9805 2009-04-21 Ian Lance Taylor <iant@google.com>
9807 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9808 Correct test for number of arguments.
9809 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
9811 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
9813 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
9814 argument of emit_library_call.
9816 2009-04-21 Richard Guenther <rguenther@suse.de>
9819 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
9820 inside VIEW_CONVERT_EXPRs.
9822 2009-04-21 Martin Jambor <mjambor@suse.cz>
9824 * tree-switch-conversion.c (build_constructors): Split a long line.
9825 (constructor_contains_same_values_p): New function.
9826 (build_one_array): Create assigns of constants if possible, do not
9827 call mark_sym_for_renaming, call update_stmt.
9828 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
9829 make_rename_temp. Do not call mark_symbols_for_renaming, call
9831 (gen_def_assigns): Do not call mark_symbols_for_renaming or
9832 find_new_referenced_vars, call update_stmt.
9833 (gen_inbound_check): Use create_tmp_var and create ssa names manually
9834 instead of calling make_rename_temp. Do not call
9835 find_new_referenced_vars or mark_symbols_for_renaming, call
9838 2009-04-21 Richard Guenther <rguenther@suse.de>
9840 PR tree-optimization/39827
9841 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
9842 (tree_ssa_phiprop): Pass the correct array size.
9844 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
9846 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
9848 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
9851 * c-typeck.c (lvalue_p): Move declaration ...
9852 * c-common.h (lvalue_p): ... to here.
9853 * c-common.c (candidate_equal_p): New.
9854 (add_tlist): Use it.
9855 (merge_tlist): Use it.
9856 (warn_for_collisions_1): Likewise.
9857 (warning_candidate_p): Accept more candidates.
9858 (verify_tree): A warning candidate can be an expression. Use
9861 2009-04-21 Ben Elliston <bje@au.ibm.com>
9864 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
9865 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
9866 options. Remove -mcall-solaris documentation.
9868 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9871 * doc/invoke.texi (-Wlong-long): Update description.
9872 * c-lex (interpret_integer): Only warn if there was no previous
9873 overflow and -Wlong-long is enabled.
9874 * c-decl.c (declspecs_add_type): Drop redundant flags.
9875 * c.opt (Wlong-long): Init to -1.
9876 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
9877 and front-end warn_long_long. Wlong-long only depends on other
9878 flags if it is uninitialized.
9879 * c-parser.c (disable_extension_diagnostics): warn_long_long is
9880 the same for CPP and FE.
9881 (restore_extension_diagnostics): Likewise.
9883 2009-04-20 Ian Lance Taylor <iant@google.com>
9885 Fix enum conversions which are invalid in C++:
9886 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
9887 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
9888 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
9889 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
9890 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
9891 (dbxout_parms): Likewise.
9892 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
9893 (df_clear_flags): Likewise.
9894 * df-problems.c (df_rd_bb_local_compute_process_def): Change
9895 top_flag parameter to int.
9896 (df_chain_create_bb_process_use): Likewise.
9897 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
9899 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
9900 (df_ref_create_structure, df_def_record_1): Likewise.
9901 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
9902 (df_notes_rescan): Change 0 to VOIDmode in function call.
9903 (df_get_call_refs, df_insn_refs_collect): Likewise.
9904 (df_bb_regs_collect): Likewise.
9905 (df_entry_block_defs_collect): Likewise.
9906 (df_exit_block_uses_collect): Likewise.
9907 * df.h: Update declarations.
9908 * double-int.c (double_int_divmod): Add cast to enum type.
9909 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
9910 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
9911 (based_loc_descr): Likewise.
9912 (loc_descriptor_from_tree_1): Change first_op and second_op to
9913 enum dwarf_location_atom. Add cast to enum type.
9914 * expmed.c (init_expmed): Change 0 to SET in function call.
9915 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
9916 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
9917 (do_store_flag): Likewise.
9918 * fixed-value.h (struct fixed_value): Change mode to enum
9920 * function.c (assign_parms): Change 0 to VOIDmode in function call.
9921 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
9923 (insert_insn_decl, insert_decl, insert_state): Likewise.
9924 (automata_list_finish): Likewise.
9925 * genrecog.c (process_define_predicate): Add cast to enum type.
9926 * gensupport.c (init_predicate_table): Add cast to enum type.
9927 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
9929 (gimple_build_call_1, gimple_build_label): Likewise.
9930 (gimple_build_goto, gimple_build_asm_1): Likewise.
9931 (gimple_build_switch_1, gimple_build_cdt): Likewise.
9932 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
9933 (enum fallback): Rename from enum fallback_t.
9934 (fallback_t): Typedef as int.
9935 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
9936 GSI_SAME_STMT in function call.
9937 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
9939 (setup_reg_class_relations): Likewise.
9940 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
9941 (setup_prohibited_class_mode_regs): Add cast to enum type.
9942 (setup_prohibited_mode_move_regs): Likewise.
9943 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
9944 (record_address_regs): Change i to enum reg_class.
9945 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
9946 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
9947 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
9948 (GET_MODE_2XWIDER_MODE): Likewise.
9949 (GET_CLASS_NARROWEST_MODE): Likewise.
9950 * omp-low.c (expand_omp_for): Add cast to enum type.
9951 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
9952 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
9953 * postreload.c (reload_cse_simplify_operands): Change rclass local
9955 * predict.c (combine_predictions_for_insn): Change best_predictor
9956 and predictor to enum br_predictor.
9957 (combine_predictions_for_bb): Likewise.
9958 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
9959 use SET_PREDICT_EXPR_OUTCOME.
9960 * real.c (real_arithmetic): Change icode to code in function call.
9961 * reginfo.c (init_move_cost): Add casts to enum type.
9962 (init_reg_sets_1, init_fake_stack_mems): Likewise.
9963 * regmove.c (regclass_compatible_p): Change class0 and class1 to
9965 * reload.c (find_valid_class): Add casts to enum type.
9966 (push_reload): Change 0 to NO_REGS in function call.
9967 (find_reloads): Change this_alternative to array of enum
9968 reg_class. Remove some now-unnecessary casts.
9969 (make_memloc): Change 0 to VOIDmode in function call.
9970 * reload1.c (reload): Change 0 to VOIDmode in function call.
9971 (eliminate_regs_1, elimination_effects): Likewise.
9972 (eliminate_regs_in_insn): Likewise.
9973 (emit_input_reload_insns): Add cast to enum type.
9974 (delete_output_reload): Change 0 to VOIDmode in function call.
9975 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
9976 to enum type in function call.
9977 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
9978 (SET_PREDICT_EXPR_OUTCOME): Define.
9979 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
9980 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
9981 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
9982 (dump_function): Likewise.
9983 * tree-dump.h: Update declarations.
9984 * tree-pass.h: Update declarations.
9985 * varasm.c (assemble_integer): Change mclass to enum mode_class.
9986 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
9988 (arm_rtx_costs_1): Correct parenthesization.
9989 (arm_rtx_costs): Add casts to enum type.
9990 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
9991 (vfp_emit_fstmd): Use add_rg_note.
9992 (emit_multi_reg_push, emit_sfm): Likewise.
9993 (thumb_set_frame_pointer): Likewise.
9994 (arm_expand_prologue): Likewise.
9995 (arm_regno_class): Change return type to enum reg_class.
9996 (thumb1_expand_prologue): Use add_reg_note.
9997 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
9998 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
10000 * config/arm/gentune.sh: Add cast to enum type.
10001 * config/arm/arm-tune.md: Rebuild.
10002 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
10003 (ix86_split_fp_branch, predict_jump): Likewise.
10004 (ix86_expand_multi_arg_builtin): Change sub_code from enum
10005 insn_code to enum rtx_code.
10006 (ix86_builtin_vectorized_function): Add cast to enum type.
10007 * config/i386/i386.md (truncdfsf2): Change slot to enum
10009 (truncxf<mode>2, isinf<mode>2): Likewise.
10010 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
10012 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
10013 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
10014 (insert_bundle_state): Change 1 to INSERT in function call.
10015 (ia64_add_bundle_selector_before): Likewise.
10016 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
10017 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
10018 (restore_stack_nonlocal): Likewise.
10019 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
10021 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
10023 (mips_rtx_costs): Likewise.
10024 (mips_override_options): Add casts to enum type.
10025 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
10027 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
10028 (store_reg, set_reg_plus_d): Likewise.
10029 (hppa_expand_prologue, hppa_profile_hook): Likewise.
10030 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
10032 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
10034 (emit_unlikely_jump): Use add_reg_note.
10035 (rs6000_emit_allocate_stack): Likewise.
10036 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
10037 (output_toc): Change 1 to INSERT in function call.
10038 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
10039 (rs6000_initialize_trampoline): Likewise.
10040 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
10042 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
10043 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
10044 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
10045 (save_gprs): Use add_reg_note.
10046 (s390_emit_prologue): Likewise.
10047 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10048 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
10049 (sparc_fold_builtin): Add cast to enum type.
10050 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
10052 (spu_expand_prologue): Use add_reg_note.
10053 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
10055 2009-04-20 Ian Lance Taylor <iant@google.com>
10057 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
10058 (c_parser_postfix_expression_after_primary): Get VEC for list of
10059 arguments. Get original types of arguments. Call
10060 build_function_call_vec.
10061 (cached_expr_list_1, cached_expr_list_2): New static variables.
10062 (c_parser_expr_list): Change return type to VEC *. Add
10063 p_orig_types parameter. Change all callers.
10064 (c_parser_release_expr): New static function.
10065 (c_parser_vec_to_tree_list): New static function.
10066 * c-typeck.c (build_function_call): Rewrite to build a VEC and
10067 call build_function_call_vec.
10068 (build_function_call_vec): New function, based on old
10069 build_function_call.
10070 (convert_arguments): Remove nargs and argarray parameters. Change
10071 values to a VEC. Add origtypes parameter.
10072 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
10073 (convert_for_assignment): Add origtype parameter. Change all
10074 callers. If warn_cxx_compat, check for conversion to an enum
10075 type when calling a function.
10076 (store_init_value): Add origtype parameter. Change all callers.
10077 (digest_init): Likewise.
10078 (struct init_node): Add origtype field.
10079 (add_pending_init): Add origtype parameter. Change all callers.
10080 (output_init_element): Likewise.
10081 (output_pending_init_elements): Pass origtype from init_node to
10082 output_init_element.
10083 (process_init_element): Pass origtype from c_expr to
10084 output_init_element.
10085 (c_finish_return): Add origtype parameter. Change all callers.
10086 * c-common.c (sync_resolve_size): Change params to VEC *. Change
10088 (sync_resolve_params): Likewise.
10089 (sync_resolve_return): Change params to first_param. Change caller.
10090 (resolve_overloaded_builtins): Change params to VEC *. Change
10091 callers. Save first parameter around call to build_function_call_vec.
10092 * c-decl.c (finish_decl): Add origtype parameter. Change all
10093 callers. Call build_function_call_vec rather than
10094 build_function_call for cleanup.
10095 * c-tree.h: Update declarations.
10096 * c-common.h: Update declarations.
10097 * stub-objc.c (objc_rewrite_function_call): Change parameter from
10098 params to first_param.
10099 * target.h (struct gcc_target): Change resolve_overloaded_builtin
10100 params parameter from tree to void *.
10101 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10102 Change arglist parameter to have type void *, and to be a pointer
10104 * config/rs6000/rs6000-protos.h
10105 (altivec_resolve_overloaded_builtin): Update declaration.
10106 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
10107 fnargs parameter to have type void *, and to be a pointer to a
10108 VEC. Call build_function_call_vec instead of
10109 build_function_call.
10110 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
10112 2009-04-20 Joey Ye <joey.ye@intel.com>
10113 Xuepeng Guo <xuepeng.guo@intel.com>
10114 H.J. Lu <hongjiu.lu@intel.com>
10116 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
10118 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
10119 (IX86_LEA_PRIORITY): Likewise.
10120 (distance_non_agu_define): New function.
10121 (distance_agu_use): Likewise.
10122 (ix86_lea_for_add_ok): Likewise.
10123 (ix86_dep_by_shift_count): Likewise.
10125 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
10126 should split for LEA.
10128 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
10130 (ix86_dep_by_shift_count): Likewise.
10132 2009-04-20 Richard Guenther <rguenther@suse.de>
10134 * expr.c (handled_component_p): Move ...
10135 * tree.h (handled_component_p): ... here.
10136 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
10137 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
10138 and REALPART_EXPR to be in one group.
10140 2009-04-20 Richard Guenther <rguenther@suse.de>
10142 * basic-block.h (get_all_dominated_blocks): Declare.
10143 * dominance.c (get_all_dominated_blocks): New function.
10144 * tree-cfg.c (get_all_dominated_blocks): Remove.
10145 (remove_edge_and_dominated_blocks): Adjust.
10146 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
10147 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
10148 instead of recursing.
10150 2009-04-20 Doug Kwan <dougkwan@google.com>
10152 * cgraph.h (cgraph_node_ptr): New type for vector functions.
10153 (struct cgraph_node_set_def): New type.
10154 (cgraph_node_set) New type. Also declare vector functions.
10155 (struct cgraph_node_set_element_def): New type.
10156 (cgraph_node_set_element): Ditto.
10157 (cgraph_node_set_iterator): New iterator type.
10158 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
10159 cgraph_node_set_remove, dump_cgraph_node_set,
10160 debug_cgraph_node_set): New prototypes.
10161 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
10162 cgraph_node_set_size): New inlines.
10163 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
10164 including cgraph.h.
10165 (struct ipa_opt_pass): Add struct cgraph_node_set_def
10166 argument to function 'write_summary'.
10167 * ipa.c: Include ggc.h.
10168 (hash_cgraph_node_set_element,
10169 eq_cgraph_node_set_element, cgraph_node_set_new,
10170 cgraph_node_set_add, cgraph_node_set_remove,
10171 cgraph_node_set_find, dump_cgraph_node_set,
10172 debug_cgraph_node_set): New functions.
10173 * Makefile.in (ipa.o): Add dependency on GGC_H.
10175 2009-04-20 Ira Rosen <irar@il.ibm.com>
10177 PR tree-optimization/39675
10178 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
10179 check of the return code of vect_schedule_slp. Check that
10180 stmt_vec_info still exists for the statement, before checking its
10181 vectorization type.
10183 2009-04-20 Michael Matz <matz@suse.de>
10185 * Makefile.in (generated_files): Take out $(simple_generated_c).
10187 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
10189 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
10190 (UINTPTR_TYPE): Likewise.
10192 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10195 * c-typeck.c (digest_init): Check for initializing an array with a
10198 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10201 * c-semantics.c (pop_stmt_list): Propagate
10202 STATEMENT_LIST_HAS_LABEL to parent statement list.
10204 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
10206 * config/mips/mips.h (mips_tune_attr): New macro.
10207 * config/mips/mips.md (cpu): Use it.
10209 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10212 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
10215 2009-04-19 Diego Novillo <dnovillo@google.com>
10217 * toplev.c (compile_file): Move call to coverage_finish ...
10218 * cgraphunit.c (ipa_passes): ... here.
10219 Call cgraph_process_new_functions.
10220 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
10221 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
10223 2009-04-19 Jan Hubicka <jh@suse.cz>
10225 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
10227 (dump_cgraph_node): Dump can throw external flag.
10228 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
10230 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
10234 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
10235 * common.opt (Wlogical-op): Move from here...
10236 * c.opt (Wlogical-op): ... to here.
10237 * c-typeck.c (parser_build_binary_op): Update call to
10238 warn_logical_operator.
10239 * c-opts.c (c_common_post_options): Enable warn_logical_op with
10241 * c-common.c (warn_logical_op): Update.
10242 * c-common.h (warn_logical_op): Update declaration.
10244 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
10246 * tree.c (protected_set_expr_location): Fix formatting.
10248 2009-04-18 Joseph Myers <joseph@codesourcery.com>
10251 * c-typeck.c (readonly_warning): new.
10252 (build_unary_op, build_modify_expr): Use readonly_warning for
10253 storing into something readonly but not const-qualified.
10255 2009-04-18 Joseph Myers <joseph@codesourcery.com>
10258 * c-typeck.c (build_unary_op): Check for taking address of
10259 expression of type void.
10261 2009-04-18 Joseph Myers <joseph@codesourcery.com>
10264 * c-typeck.c (build_function_call): Check for calling a function
10265 with qualified void return types. Call require_complete_type when
10268 2009-04-18 Jan Hubicka <jh@suse.cz>
10270 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
10272 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
10273 can_throw_external flag.
10274 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
10275 * ipa-pure-const.c (ignore_edge): New function.
10276 (propagate): Compute order for NOTHROW computation; set NOTHROWs
10277 only over can_throw_external edges.
10278 (local_pure_const): Add nothrow flag.
10279 * ipa-utils.c (searchc): Add ignore_edge callback.
10280 (ipa_utils_reduced_inorder): Add ignore_edge callback.
10281 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
10282 (set_nothrow_function_flags): Update cgraph.
10283 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
10285 2009-04-18 Richard Guenther <rguenther@suse.de>
10287 PR middle-end/39804
10288 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
10289 (fold_stmt): ... this and ...
10290 (fold_stmt_inplace): ... this.
10291 (fold_stmt_1): Fold references in calls and asms.
10292 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
10294 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10296 * tree-vrp.c (ssa_name_nonzero_p): Remove.
10297 * tree.h: Remove the prototype for ssa_name_nonzero_p.
10299 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10301 * tree.c (function_args_count): Remove.
10302 * tree.h: Remove the prototype for function_args_count.
10304 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10306 * tree-iterator.c (expr_only): Remove.
10307 * tree.h: Remove the prototype for expr_only.
10309 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10311 * reginfo.c (cannot_change_mode_set_regs): Remove.
10312 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
10314 2009-04-08 Anatoly Sokolov <aesok@post.ru>
10316 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
10317 whether operands 0 and 1 overlaps.
10319 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
10321 PR middle-end/36902
10322 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
10323 pointer. Use warning_at instead of warning.
10324 (search_for_addr_array): Likewise.
10325 (check_array_bounds): Likewise.
10326 (check_all_array_refs): Check that the incoming edge is not in the
10327 list of edges to be removed.
10328 (check_all_array_refs): Avoid the temporal pointer.
10329 (vrp_visit_cond_stmt): Fix typo.
10330 (simplify_switch_using_ranges): Handle the case where the switch
10331 index is an integer constant.
10333 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
10335 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
10337 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10339 * doc/extend.texi, doc/invoke.texi: Fix typos.
10341 2009-04-17 Cary Coutant <ccoutant@google.com>
10343 * tree-flow-inline.h (get_lineno): Fix inverted test.
10345 2009-04-17 Diego Novillo <dnovillo@google.com>
10347 * tree-ssa-pre.c (create_expression_by_pieces): Remove
10348 assertion for AVAIL_OUT.
10350 2009-04-17 Mike Frysinger <vapier@gentoo.org>
10353 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
10354 * config/sh/linux-atomic.asm: Likewise.
10356 2009-04-17 Diego Novillo <dnovillo@google.com>
10358 * except.c (debug_eh_tree): New.
10359 (struct eh_region, struct eh_status): Move ...
10360 * except.h: ... here.
10361 (add_type_for_runtime): Declare extern.
10362 (lookup_type_for_runtime): Likewise.
10363 (debug_eh_tree): Declare.
10364 * Makefile.in (GTFILES): List except.h before except.c
10366 2009-04-17 Diego Novillo <dnovillo@google.com>
10368 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
10369 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
10370 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
10371 (find_vars_r): ... here.
10372 * tree-flow.h (find_referenced_vars_in): Declare.
10373 * tree-ssa-pre.c (create_expression_by_pieces): Assert
10374 that AVAIL_OUT exists for BLOCK.
10375 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
10376 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
10377 (tree-parloops.o): Likewise.
10379 2009-04-17 Simon Baldwin <simonb@google.com>
10381 * toplev.c (default_tree_printer): Add handling for %E format.
10383 2009-04-17 Diego Novillo <dnovillo@google.com>
10385 * tree-pretty-print.c (dump_generic_node): Add break after
10386 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
10387 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
10388 FUNCTION_TYPE together. Call print_struct_decl when printing
10389 structures and TDF_SLIM is not given.
10390 (print_struct_decl): Fix logic for detecting recursion.
10392 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
10395 * gcc.c (create_at_file): New.
10396 (compile_input_file_p): New.
10397 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
10398 * main.c (main): Update call to toplev_main.
10399 * toplev.c (toplev_main): Change signature. Call expandargv.
10400 * toplev.h (toplev_main): Change signature.
10402 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
10404 * dwarf2out.c (field_byte_offset): Use the type size as the field size
10405 if the latter is not constant.
10407 2009-04-17 David Edelsohn <edelsohn@gnu.org>
10409 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
10411 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
10413 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
10414 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
10416 2009-04-17 Richard Guenther <rguenther@suse.de>
10418 * tree-ssa-structalias.c (get_constraint_for_component_ref):
10419 Handle component references view-converting an invariant address.
10421 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
10423 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
10424 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
10425 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
10426 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
10427 Use @deftypevr rather than @deftypevar.
10429 2009-04-17 Richard Guenther <rguenther@suse.de>
10431 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
10432 (get_prop_source_stmt): Likewise.
10433 (can_propagate_from): Likewise.
10435 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
10437 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
10438 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
10439 (--with-multilib-list): Add default value.
10440 * configure: Regenerate.
10441 * Makefile.in (TM_ENDIAN_CONFIG): Define.
10442 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
10443 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
10444 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
10445 Don't add default cpu to multilib list unnecessarily, but do enable
10446 the relevant compiler option..
10447 Add support for --with-multilib-list=<blank> and
10448 --with-multilib-list=!<somelib> to supress unwanted multilibs.
10449 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
10450 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
10451 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
10452 TM_MULTILIB_CONFIG.
10453 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
10454 (MULTILIB_OSDIRNAMES): New variable.
10455 * config/sh/t-1e: Delete file.
10456 * config/sh/t-mlib-sh1: Delete file.
10457 * config/sh/t-mlib-sh2: Delete file.
10458 * config/sh/t-mlib-sh2a: Delete file.
10459 * config/sh/t-mlib-sh2a-nofpu: Delete file.
10460 * config/sh/t-mlib-sh2a-single: Delete file.
10461 * config/sh/t-mlib-sh2a-single-only: Delete file.
10462 * config/sh/t-mlib-sh2e: Delete file.
10463 * config/sh/t-mlib-sh3e: Delete file.
10464 * config/sh/t-mlib-sh4: Delete file.
10465 * config/sh/t-mlib-sh4-nofpu: Delete file.
10466 * config/sh/t-mlib-sh4-single: Delete file.
10467 * config/sh/t-mlib-sh4-single-only: Delete file.
10468 * config/sh/t-mlib-sh4a: Delete file.
10469 * config/sh/t-mlib-sh4a-nofpu: Delete file.
10470 * config/sh/t-mlib-sh4a-single: Delete file.
10471 * config/sh/t-mlib-sh4a-single-only: Delete file.
10472 * config/sh/t-mlib-sh4al: Delete file.
10473 * config/sh/t-mlib-sh5-32media: Delete file.
10474 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
10475 * config/sh/t-mlib-sh5-64media: Delete file.
10476 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
10477 * config/sh/t-mlib-sh5-compact: Delete file.
10478 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
10479 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
10480 * doc/install.texi (Options specification): Add
10481 --with-multilib-list and --with-endian.
10483 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
10485 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
10487 (OBJS-common): Add plugin-version.o.
10488 (plugin-version.o): New.
10489 * gcc-plugin.h (plugin_gcc_version): New.
10490 (plugin_default_version_check): New.
10491 (plugin_init_func, plugin_init): Add version argument.
10492 * plugin-version.c: New.
10493 * plugin.c (str_plugin_gcc_version_name): New.
10494 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
10495 pass it to the init function.
10496 (plugin_default_version_check): New.
10498 2009-04-17 Richard Guenther <rguenther@suse.de>
10500 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
10501 for decl-vs-decl disambiguation.
10503 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
10505 * config/s390/s390.h (s390_tune_attr): New macro definition.
10506 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
10508 2009-04-17 Richard Guenther <rguenther@suse.de>
10510 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
10511 (fold_stmt_r): Likewise.
10512 (maybe_fold_reference): New function.
10513 (fold_gimple_assign): Handle cases fold_stmt_r did.
10514 (fold_stmt): Do not use fold_stmt_r.
10515 (fold_stmt_inplace): Likewise.
10517 2009-04-17 Richard Guenther <rguenther@suse.de>
10519 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
10520 (record_equivalences_from_stmt): Remove useless checks and
10522 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
10523 the type is already suitable.
10525 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
10527 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
10529 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
10531 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
10532 (CMPtype): Define as __gcc_CMPtype.
10534 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
10536 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
10537 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
10539 2009-04-17 Richard Guenther <rguenther@suse.de>
10541 PR tree-optimization/39746
10542 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
10543 special-casing for builtins and static variable use/def.
10544 (call_may_clobber_ref_p_1): Likewise.
10546 2009-04-16 Ian Lance Taylor <iant@google.com>
10548 * df.h: Include "timevar.h".
10549 (struct df_problem): Change tv_id field to timevar_id_t.
10550 * tree-pass.h: Include "timevar.h".
10551 (struct opt_pass): Change tv_id field to timevar_id_t.
10552 * timevar.h (timevar_id_t): Define TV_NONE.
10553 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
10554 TV_NONE rather than tv_id != 0.
10555 (execute_one_pass): Likewise.
10556 * Makefile.in (DF_H): Add $(TIMEVAR_H).
10557 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
10558 dependencies to $(TREE_PASS_H).
10559 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
10561 (pass_branch_target_load_optimize2): Likewise.
10562 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
10563 (pass_outof_cfg_layout_mode): Likewise.
10564 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
10565 (pass_rebuild_cgraph_edges): Likewise.
10566 (pass_remove_cgraph_callee_edges): Likewise.
10567 * df-core.c (pass_df_initialize_opt): Likewise.
10568 (pass_df_initialize_no_opt): Likewise.
10569 (pass_df_finish): Likewise.
10570 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
10571 * except.c (pass_set_nothrow_function_flags): Likewise.
10572 (pass_convert_to_eh_region_ranges): Likewise.
10573 * final.c (pass_compute_alignments): Likewise.
10574 * function.c (pass_instantiate_virtual_regs): Likewise.
10575 (pass_init_function): Likewise.
10576 (pass_leaf_regs): Likewise.
10577 (pass_match_asm_constraints): Likewise.
10578 * gimple-low.c (pass_lower_cf): Likewise.
10579 (pass_mark_used_blocks): Likewise.
10580 * init-regs.c (pass_initialize_regs): Likewise.
10581 * integrate.c (pass_initial_value_sets): Likewise.
10582 * ira.c (pass_ira): Likewise.
10583 * jump.c (pass_cleanup_barriers): Likewise.
10584 * omp-low.c (pass_expand_omp): Likewise.
10585 (pass_lower_omp): Likewise.
10586 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
10587 * recog.c (pass_split_all_insns): Likewise.
10588 (pass_split_after_reload): Likewise.
10589 (pass_split_before_regstack): Likewise.
10590 (pass_split_before_sched2): Likewise.
10591 (pass_split_for_shorten_branches): Likewise.
10592 * reginfo.c (pass_reginfo_init): Likewise.
10593 (pass_subregs_of_mode_init): Likewise.
10594 (pass_subregs_of_mode_finish): Likewise.
10595 * passes.c (pass_postreload): Likewise.
10596 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
10597 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
10598 (pass_warn_function_return): Likewise.
10599 (pass_warn_function_noreturn): Likewise.
10600 * tree-complex.c (pass_lower_complex): Likewise.
10601 (pass_lower_complex_O0): Likewise.
10602 * tree-if-conv.c (pass_if_conversion): Likewise.
10603 * tree-into-ssa.c (pass_build_ssa): Likewise.
10604 * tree-mudflap.c (pass_mudflap_1): Likewise.
10605 (pass_mudflap_2): Likewise.
10606 * tree-nomudflap.c (pass_mudflap_1): Likewise.
10607 (pass_mudflap_2): Likewise.
10608 * tree-nrv.c (pass_return_slot): Likewise.
10609 * tree-object-size.c (pass_object_sizes): Likewise.
10610 * tree-optimize.c (pass_all_optimizations): Likewise.
10611 (pass_early_local_passes): Likewise.
10612 (pass_all_early_optimizations): Likewise.
10613 (pass_cleanup_cfg): Likewise.
10614 (pass_cleanup_cfg_post_optimizing): Likewise.
10615 (pass_free_datastructures): Likewise.
10616 (pass_free_cfg_annotations): Likewise.
10617 (pass_fixup_cfg): Likewise.
10618 (pass_init_datastructures): Likewise.
10619 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
10620 (pass_late_warn_uninitialized): Likewise.
10621 (pass_update_address_taken): Likewise.
10622 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
10623 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
10624 (pass_cse_sincos): Likewise.
10625 (pass_convert_to_rsqrt): Likewise.
10626 * tree-ssa-structalias.c (pass_build_alias): Likewise.
10627 * tree-stdarg.c (pass_stdarg): Likewise.
10628 * tree-tailcall.c (pass_tail_recursion): Likewise.
10629 (pass_tail_calls): Likewise.
10630 * tree-vect-generic.c (pass_lower_vector): Likewise.
10631 (pass_lower_vector_ssa): Likewise.
10632 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
10634 2009-04-16 Joseph Myers <joseph@codesourcery.com>
10636 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
10638 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
10640 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
10641 logical and signext.
10643 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
10646 * config/sh/predicates.md (arith_operand): Check if the operand
10647 of TRUNCATE is a REG.
10649 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10651 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
10652 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
10654 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10656 * tree-iterator.c (tsi_split_statement_list_after,
10657 tsi_split_statement_list_before): Remove.
10658 * tree-iterator.h: Remove the prototypes for
10659 tsi_split_statement_list_after and tsi_split_statement_list_before.
10661 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10663 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
10664 * tree-ssa-propagate.h: Remove the prototype for
10665 stmt_makes_single_load.
10667 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10669 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
10670 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
10672 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10674 * tree-iterator.c (EXPR_LAST_BODY): Remove.
10676 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10678 * except.c (eh_region_outer_p): Remove.
10679 * except.h: Remove the prototype for eh_region_outer_p.
10681 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10683 * function.c (current_function_assembler_name): Remove.
10684 * function.h: Remove the prototype for
10685 current_function_assembler_name.
10687 2009-04-16 Ian Lance Taylor <iant@google.com>
10689 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
10690 (add_reg_note): Call alloc_reg_note.
10691 * rtl.h (alloc_reg_note): Declare.
10692 * combine.c (try_combine): Use alloc_reg_note.
10693 (recog_for_combine, move_deaths): Likewise.
10694 (distribute_notes): Use alloc_reg_note and add_reg_note.
10695 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
10696 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
10697 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
10699 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
10701 PR rtl-optimization/39762
10702 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
10703 ira_may_move_out_cost): Add comments about way of their usage.
10704 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
10706 * ira-conflicts.c (process_regs_for_copy): Use function
10707 ira_get_register_move_cost instead of global
10708 ira_register_move_cost.
10710 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
10711 color_pass, move_spill_restore, update_curr_costs): Ditto.
10713 * ira-lives.c (process_single_reg_class_operands): Ditto.
10715 * ira-emit.c (emit_move_list): Ditto.
10717 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
10718 (record_reg_classes): Ditto. Use functions
10719 ira_get_register_move_cost and ira_get_may_move_cost instead of
10720 global vars ira_register_move_cost, ira_may_move_out_cost and
10721 ira_may_move_in_cost.
10722 (record_address_regs): Don't call ira_init_register_move_cost.
10723 Use function ira_get_may_move_cost instead of global
10724 ira_may_move_in_cost.
10725 (process_bb_node_for_hard_reg_moves): Use function
10726 ira_get_register_move_cost instead of global ira_register_move_cost.
10727 (ira_costs): Don't call ira_init_register_move_cost.
10729 2009-04-16 Richard Guenther <rguenther@suse.de>
10731 * tree-cfg.c (verify_gimple_assign_binary):
10732 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
10733 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
10734 (create_general_new_stmt): Note that this function is broken.
10736 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
10738 * common.opt (fhelp): Add Var(help_flag).
10739 * gcc-plugin.h (plugin_info): Add help.
10740 * plugin.c (plugin_name_args): Add help.
10741 (register_plugin_info): Set plugin->help.
10742 (print_help_one_plugin): New.
10743 (print_plugins_help): New.
10744 * plugin.h (print_plugins_help): New.
10745 * toplev.c (toplev_main): Call print_plugins_help if needed.
10747 2009-04-16 Richard Guenther <rguenther@suse.de>
10749 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
10750 (gimple_ior_addresses_taken_1): New function.
10751 (gimple_ior_addresses_taken): Likewise.
10752 * gimple.h (struct gimple_statement_with_ops_base): Remove
10753 addresses_taken member.
10754 (gimple_ior_addresses_taken): Declare.
10755 (gimple_addresses_taken, gimple_addresses_taken_ptr,
10756 gimple_set_addresses_taken): Remove.
10757 * ipa-reference.c (mark_address): New function.
10758 (scan_stmt_for_static_refs): Use it for marking addresses taken.
10759 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
10760 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
10761 (gimple_add_to_addresses_taken): Remove.
10762 (get_tmr_operands): Call mark_address_taken.
10763 (get_asm_expr_operands): Likewise.
10764 (get_expr_operands): Likewise.
10765 (build_ssa_operands): Do not clear the addresses_taken bitmap.
10766 (free_stmt_operands): Do not free it.
10767 * tree-ssa.c (delete_tree_ssa): Likewise.
10768 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
10770 2009-04-16 Richard Guenther <rguenther@suse.de>
10772 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
10773 (walk_stmt_load_store_ops): Likewise.
10774 * gimple.c (get_base_loadstore): New function.
10775 (walk_stmt_load_store_addr_ops): Likewise.
10776 (walk_stmt_load_store_ops): Likewise.
10777 * ipa-pure-const.c (check_op): Simplify.
10778 (check_load, check_store): New functions.
10779 (check_stmt): Use walk_stmt_load_store_ops.
10780 * ipa-reference.c (mark_load): Adjust signature.
10781 (mark_store): Likewise.
10782 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
10784 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
10786 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
10787 (plugin_info): New.
10788 * opts.c (common_handle_option): Don't call print_version.
10789 * plugin.c (plugin_name_args): Add version.
10790 (register_plugin_info): New.
10791 (register_callback): Handle PLUGIN_INFO.
10792 (try_init_one_plugin): New.
10793 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
10795 (finalize_one_plugin): New.
10796 (finalize_plugins): New.
10797 (print_one_plugin): New.
10798 (print_plugins_versions): New.
10799 * plugin.h (print_plugins_versions): New.
10800 (finalize_plugins): New.
10801 * toplev.c (compile_file): Don't call initialize_plugins.
10802 (print_version): Call print_plugins_versions.
10803 (toplev_main): Call initialize_plugins. Print version if needed.
10804 Call finalize_plugins.
10806 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
10808 * common.opt (fversion): New.
10809 * gcc.c (print_version): New.
10810 (process_command): Don't print the version. Just set print_version.
10811 (main): Print version. Call subprocesses if print_version and
10812 verbose_flag are set.
10813 * opts.c (common_handle_option): Handle OPT_fversion.
10815 2009-04-16 Richard Guenther <rguenther@suse.de>
10816 Ira Rosen <irar@il.ibm.com>
10818 PR tree-optimization/39698
10819 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
10820 type of the reduction variable. Only generate the def if
10823 * omp-low.c (expand_omp_for_generic): When converting to a pointer
10824 make sure to first convert to an integer of the same precision.
10825 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
10826 the type of the evolution correctly in computing the new
10827 induction variable base.
10829 2009-04-16 Richard Guenther <rguenther@suse.de>
10831 PR middle-end/39625
10832 * tree-cfg.c (make_blocks): Split statements with to-be
10833 abnormal SSA names on the lhs.
10835 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
10837 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
10838 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
10839 * c-typeck.c (really_start_incremental_init): Likewise.
10840 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
10841 (TARGET_INITIALIZER): Remove it.
10842 * target.h (struct target): Remove vector_opaque_p.
10843 * tree.c (build_opaque_vector_type): New.
10844 * tree.h (TYPE_VECTOR_OPAQUE): New.
10845 (build_opaque_vector_type): Declare.
10846 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
10847 * config/rs6000/rs6000.c (build_opaque_vector_type,
10848 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
10849 (rs6000_init_builtins): Use build_opaque_vector_type for
10850 opaque_V4SI_type_node.
10852 2009-04-15 Catherine Moore <clm@codesourcery.com>
10854 * debug.h (set_name): Declare.
10855 * dwarf2out.c (dwarf2out_set_name): Declare.
10856 (dwarf2_debug_hooks): Add set_name.
10857 (find_AT_string): New.
10858 (add_AT_string): Call find_AT_string.
10859 (dwarf2out_set_name): New.
10860 * cp/decl.c (grokdeclarator): Call set_name.
10861 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
10862 * debug.c (do_nothing_debug_hooks): Likewise.
10863 * dbxout.c (dbx_debug_hooks): Likewise.
10864 * sdbout.c (sdb_debug_hooks): Likewise.
10866 2009-04-15 Michael Eager <eager@eagercon.com>
10868 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
10869 reg for single-precision FPU.
10870 * config/rs6000/rs6000.md (movsi_internal1): Only for
10871 !TARGET_SINGLE_FPU.
10872 (movsi_internal1_single): New. Add pattern to move SI values to/from
10873 single-precision FP regs.
10875 2009-04-15 Richard Guenther <rguenther@suse.de>
10877 * omp-low.c (lower_rec_input_clauses): Build correct address
10879 (expand_omp_for_generic): Fix multiplication type.
10880 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
10881 (generate_memset_zero): Fix types.
10882 * tree-profile.c (prepare_instrumented_value): Correctly
10885 2009-04-15 Ian Lance Taylor <iant@google.com>
10887 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
10888 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
10889 for -Wall and for -Wc++-compat.
10890 (c_common_post_options): For C++, set warn_enum_compare if not
10892 * c-tree.h (struct c_expr): Add field original_type.
10893 (build_external_ref): Update declaration.
10894 * c-parser.c (c_parser_braced_init): Set original_type.
10895 (c_parser_initelt): Likewise.
10896 (c_parser_expr_no_commas): Likewise.
10897 (c_parser_conditional_expression): Likewise.
10898 (c_parser_cast_expression): Likewise.
10899 (c_parser_unary_expression): Likewise. Pull setting of
10900 original_code to top of function.
10901 (c_parser_sizeof_expression): Set original_type.
10902 (c_parser_alignof_expression): Likewise.
10903 (c_parser_postfix_expression): Likewise. Pull setting of
10904 original_code to top of function.
10905 (c_parser_postfix_expression_after_paren_type): Set original_type.
10906 (c_parser_postfix_expression_after_primary): Likewise.
10907 (c_parser_expression): Likewise.
10908 * c-typeck.c (build_external_ref): Add type parameter. Change all
10910 (c_expr_sizeof_expr): Set original_type field.
10911 (parser_build_unary_op): Likewise.
10912 (parser_build_binary_op): Likewise. Optionally warn about
10913 comparisons of enums of different types.
10914 (digest_init): Set original_type field.
10915 (really_start_incremental_init): Likewise.
10916 (push_init_level, pop_init_level): Likewise.
10917 * doc/invoke.texi (Warning Options): -Wenum-compare now
10920 2009-04-15 Richard Guenther <rguenther@suse.de>
10922 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
10923 out a necessary conversion.
10924 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
10925 names we didn't value number.
10926 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
10928 2009-04-15 Richard Guenther <rguenther@suse.de>
10930 PR tree-optimization/39764
10931 * tree-ssa-ccp.c (get_value): Canonicalize value with
10932 canonicalize_float_value.
10934 2009-04-15 Jan Hubicka <jh@suse.cz>
10936 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
10937 Wrong version of patch.
10939 2009-04-15 Jan Hubicka <jh@suse.cz>
10941 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
10943 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
10945 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
10946 our distinct integral and vector types.
10948 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
10950 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
10951 * init.c (build_vtbl_address): Remove call to assemble_external.
10953 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
10955 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
10956 output for other floating point modes.
10958 2009-04-14 Diego Novillo <dnovillo@google.com>
10960 * diagnostic.c (diagnostic_report_diagnostic): Do not
10961 warn about loaded plugins for DK_ERROR and DK_WARNING.
10962 * c-decl.c (declspecs_add_type): Move call to
10963 invoke_plugin_callbacks ...
10964 * c-parser.c (c_parser_declspecs): ... here.
10965 * plugin.c (dump_active_plugins): Tidy output.
10967 2009-04-14 Diego Novillo <dnovillo@google.com>
10968 Le-Chun Wu <lcwu@google.com>
10970 * configure.ac: Add --enable-plugin support.
10971 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
10972 * Makefile.in (PLUGIN_H): Define.
10973 Export ENABLE_PLUGIN and GMPINC to site.exp.
10974 Add PLUGINLIBS to link command.
10975 Add/modify dependencies for plugin.o and files including plugin.h.
10977 * config.in: Regenerate.
10979 * opts.c (common_handle_option): Handle OPT_fplugin_ and
10982 2009-04-14 Le-Chun Wu <lcwu@google.com>
10984 * tree-pass.h (register_one_dump_file): Add a prototype for
10985 register_one_dump_file.
10986 * toplev.c (compile_file): Call initialize_plugins.
10987 (do_compile): Call invoke_plugin_callbacks.
10988 (toplev_main): Call invoke_plugin_callbacks.
10989 * common.opt: Add -fplugin= and -fplugin-arg-.
10990 * gcc-plugin.h: New public header file for plugins to include.
10991 * plugin.c: New source file.
10992 * plugin.h: New internal header file.
10993 * passes.c (register_one_dump_file): Make it external.
10995 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
10997 2009-04-14 Diego Novillo <dnovillo@google.com>
10999 * doc/plugins.texi: New.
11000 * doc/gccint.texi: Add reference to Plugins chapter.
11001 * doc/invoke.texi: Document -fplugin and -fplugin-arg
11002 * diagnostic.c (diagnostic_report_diagnostic): Warn about
11003 loaded plugins, if any.
11004 * timevar.def (TV_PLUGIN_INIT): Define.
11005 (TV_PLUGIN_RUN): Define.
11006 * plugin.c: Include timevar.h
11007 (plugins_active_p): New.
11008 (dump_active_plugins): New.
11009 (debug_active_plugins): New.
11011 2009-04-14 Joseph Myers <joseph@codesourcery.com>
11013 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
11015 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
11017 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
11019 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
11020 the same as a minus without a shift.
11022 2009-04-14 Nick Clifton <nickc@redhat.com>
11024 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
11025 comparisons with small integers will always produce a short
11028 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
11031 2008-12-19 Diego Novillo <dnovillo@google.com>
11033 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
11035 2009-04-14 Richard Guenther <rguenther@suse.de>
11037 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
11039 (verify_gimple_assign_binary): Likewise. Handle shifts and
11041 (verify_gimple_phi): Print the mismatched argument position.
11042 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
11044 (vect_update_init_of_dr): Likewise.
11045 * matrix-reorg.c (transform_access_sites): Do what the
11047 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
11049 2009-04-13 Michael Eager <eager@eagercon.com>
11051 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
11052 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
11053 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
11054 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
11055 remove duplicate config
11057 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11059 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
11060 file_name:line_number type locator of the call site.
11062 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
11064 * genautomata.c: Put blank after comma.
11065 (automaton_decls): New.
11066 (struct unit_usage): Add comments to member next.
11067 (store_alt_unit_usage): Keep the list ordered.
11068 (unit_present_on_list_p, equal_alternatives_p): New.
11069 (check_regexp_units_distribution): Check units distribution
11070 correctness correctly.
11071 (main): Don't write automata if error is found. Return correct
11074 * config/m68k/cf.md (cfv4_ds): Remove.
11075 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
11076 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
11078 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
11079 power4-load-ext, power4-store, power4-store-update,
11080 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
11081 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
11082 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
11083 power4-sqrt, power4-isync): Modify reservation to make correct
11084 unit distribution to automata.
11086 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
11087 power5-store-update, power5-two, power5-three, power5-lmul,
11088 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
11090 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
11092 * except.c (pass_set_nothrow_function_flags): Set name and add
11094 (set_nothrow_function_flags): Mention in the dump file when
11095 changing a function to nothrow.
11097 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
11100 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
11101 instead of unsigned long.
11103 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11105 * config/arm/arm.c (return_used_this_function): Remove.
11106 (arm_output_function_prologue): Remove use of
11107 return_used_this_function.
11108 (output_return_instruction): Replace use of
11109 return_used_this_function
11110 by cfun->machine->return_used_this_function.
11111 (arm_output_epilogue): Likewise.
11112 (arm_output_function_epilogue): Likewise.
11113 (thumb_unexpanded_epilogue): Likewise.
11114 * config/arm/arm.h (struct machine_function):
11115 New member return_used_this_function.
11117 2009-04-12 Mark Mitchell <mark@codesourcery.com>
11119 * doc/install.texi: Correct description of default directory for
11120 --with-gxx-include-dir.
11122 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
11124 * fold-const.c (build_range_check): Properly deal with enumeral and
11125 boolean base types.
11127 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
11129 * doc/invoke.texi (max_gcse_passes): Remove documentation.
11130 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
11131 * params.h (MAX_GCSE_PASSES): Remove.
11132 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
11133 in sequence. Remove ability to run multiple passes.
11134 (bypass_jumps): Report run as third CPROP pass.
11136 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
11138 PR middle-end/39651
11139 * except.c (can_throw_external): Look at each insn in a SEQUENCE
11140 when deciding whether the whole SEQUENCE can throw.
11142 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
11145 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
11146 offseted label references.
11148 2009-04-11 Jan Hubicka <jh@suse.cz>
11150 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
11152 2009-04-11 Richard Guenther <rguenther@suse.de>
11154 PR middle-end/39732
11155 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
11156 return variables as TREE_ADDRESSABLE.
11158 2009-04-11 Richard Guenther <rguenther@suse.de>
11160 PR tree-optimization/39713
11161 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
11162 reference trees have SSA_NAME operands.
11164 2009-04-11 Richard Guenther <rguenther@suse.de>
11167 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
11168 address expressions.
11170 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
11172 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
11173 match changes in Cygwin 1.7
11174 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
11175 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
11177 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
11179 PR tree-optimization/39701
11180 * doc/invoke.texi (Optimization Options): Document change in
11181 meaning and initialization of -fdelete-null-pointer-checks.
11183 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
11185 PR middle-end/39701
11186 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
11188 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
11191 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
11193 2009-04-10 Chao-ying Fu <fu@mips.com>
11195 * doc/tm.texi (Instruction Output): Document
11196 TARGET_ASM_FINAL_POSTSCAN_INSN.
11197 * target.h (final_postscan_insn): New field in asm_out.
11198 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
11199 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
11200 * final.c (final_scan_insn): Call
11201 targetm.asm_out.final_postscan_insn after outputting
11202 an asm macro and a normal instruction.
11204 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
11205 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
11206 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
11207 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
11208 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
11210 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
11212 PR middle-end/39701
11213 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
11214 variables as non-NULL even with -fdelete-null-pointer-checks.
11216 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
11218 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
11220 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
11223 * config/i386/i386.c (classify_argument): Handle SCmode with
11224 (bit_offset % 64) != 0.
11226 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
11228 * doc/invoke.texi (Optimize Options): Add cross-reference to
11229 -Q --help=optimizers examples.
11231 2009-04-10 Ben Elliston <bje@au.ibm.com>
11234 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
11235 regalign for the reg == fpr and TDmode case.
11237 2009-04-09 David Ayers <ayers@fsfe.org>
11240 * objc/objc-act.c (warn_with_method): Remove helper function.
11241 (check_duplicates): Call warning and inform directly.
11242 (really_start_method): Likewise.
11244 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
11246 * expmed.c (expand_divmod): Always use a comparison for a division
11247 by a large unsigned integer.
11249 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
11250 for things others than variables or functions as nonzero.
11252 2009-04-09 Nick Clifton <nickc@redhat.com>
11254 * unwind-compat.c: Change copyright header to refer to version
11255 3 of the GNU General Public License with version 3.1 of the
11256 GCC Runtime Library Exception and to point readers at the
11257 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
11258 * config/alpha/crtfastmath.c: Likewise.
11259 * config/alpha/linux-unwind.h: Likewise.
11260 * config/alpha/qrnnd.asm: Likewise.
11261 * config/alpha/vms-crt0-64.c: Likewise.
11262 * config/alpha/vms-crt0.c: Likewise.
11263 * config/alpha/vms-dwarf2.asm: Likewise.
11264 * config/alpha/vms-dwarf2eh.asm: Likewise.
11265 * config/alpha/vms-psxcrt0-64.c: Likewise.
11266 * config/alpha/vms-psxcrt0.c: Likewise.
11267 * config/alpha/vms_tramp.asm: Likewise.
11268 * config/arc/initfini.c: Likewise.
11269 * config/arc/lib1funcs.asm: Likewise.
11270 * config/arm/bpabi-v6m.S: Likewise.
11271 * config/arm/bpabi.S: Likewise.
11272 * config/arm/bpabi.c: Likewise.
11273 * config/arm/crti.asm: Likewise.
11274 * config/arm/crtn.asm: Likewise.
11275 * config/arm/ieee754-df.S: Likewise.
11276 * config/arm/ieee754-sf.S: Likewise.
11277 * config/arm/lib1funcs.asm: Likewise.
11278 * config/arm/libunwind.S: Likewise.
11279 * config/arm/linux-atomic.c: Likewise.
11280 * config/arm/mmintrin.h: Likewise.
11281 * config/arm/pr-support.c: Likewise.
11282 * config/arm/unaligned-funcs.c: Likewise.
11283 * config/arm/unwind-arm.c: Likewise.
11284 * config/arm/unwind-arm.h: Likewise.
11285 * config/avr/libgcc.S: Likewise.
11286 * config/bfin/crti.s: Likewise.
11287 * config/bfin/crtlibid.s: Likewise.
11288 * config/bfin/crtn.s: Likewise.
11289 * config/bfin/lib1funcs.asm: Likewise.
11290 * config/bfin/linux-unwind.h: Likewise.
11291 * config/cris/arit.c: Likewise.
11292 * config/cris/cris_abi_symbol.c: Likewise.
11293 * config/darwin-64.c: Likewise.
11294 * config/darwin-crt2.c: Likewise.
11295 * config/darwin-crt3.c: Likewise.
11296 * config/darwin.h: Likewise.
11297 * config/dbxelf.h: Likewise.
11298 * config/dfp-bit.c: Likewise.
11299 * config/dfp-bit.h: Likewise.
11300 * config/elfos.h: Likewise.
11301 * config/fixed-bit.c: Likewise.
11302 * config/fixed-bit.h: Likewise.
11303 * config/fp-bit.c: Likewise.
11304 * config/fp-bit.h: Likewise.
11305 * config/fr30/crti.asm: Likewise.
11306 * config/fr30/crtn.asm: Likewise.
11307 * config/fr30/lib1funcs.asm: Likewise.
11308 * config/freebsd-spec.h: Likewise.
11309 * config/frv/cmovd.c: Likewise.
11310 * config/frv/cmovh.c: Likewise.
11311 * config/frv/cmovw.c: Likewise.
11312 * config/frv/frvbegin.c: Likewise.
11313 * config/frv/frvend.c: Likewise.
11314 * config/frv/lib1funcs.asm: Likewise.
11315 * config/glibc-stdint.h: Likewise.
11316 * config/h8300/clzhi2.c: Likewise.
11317 * config/h8300/crti.asm: Likewise.
11318 * config/h8300/crtn.asm: Likewise.
11319 * config/h8300/ctzhi2.c: Likewise.
11320 * config/h8300/fixunssfsi.c: Likewise.
11321 * config/h8300/lib1funcs.asm: Likewise.
11322 * config/h8300/parityhi2.c: Likewise.
11323 * config/h8300/popcounthi2.c: Likewise.
11324 * config/i386/ammintrin.h: Likewise.
11325 * config/i386/att.h: Likewise.
11326 * config/i386/avxintrin.h: Likewise.
11327 * config/i386/biarch64.h: Likewise.
11328 * config/i386/bmmintrin.h: Likewise.
11329 * config/i386/cpuid.h: Likewise.
11330 * config/i386/cross-stdarg.h: Likewise.
11331 * config/i386/crtfastmath.c: Likewise.
11332 * config/i386/crtprec.c: Likewise.
11333 * config/i386/cygming-crtbegin.c: Likewise.
11334 * config/i386/cygming-crtend.c: Likewise.
11335 * config/i386/cygwin.asm: Likewise.
11336 * config/i386/emmintrin.h: Likewise.
11337 * config/i386/gmm_malloc.h: Likewise.
11338 * config/i386/gthr-win32.c: Likewise.
11339 * config/i386/i386.h: Likewise.
11340 * config/i386/immintrin.h: Likewise.
11341 * config/i386/linux-unwind.h: Likewise.
11342 * config/i386/linux64.h: Likewise.
11343 * config/i386/mm3dnow.h: Likewise.
11344 * config/i386/mmintrin-common.h: Likewise.
11345 * config/i386/mmintrin.h: Likewise.
11346 * config/i386/nmmintrin.h: Likewise.
11347 * config/i386/pmm_malloc.h: Likewise.
11348 * config/i386/pmmintrin.h: Likewise.
11349 * config/i386/smmintrin.h: Likewise.
11350 * config/i386/sol2-c1.asm: Likewise.
11351 * config/i386/sol2-ci.asm: Likewise.
11352 * config/i386/sol2-cn.asm: Likewise.
11353 * config/i386/sol2-gc1.asm: Likewise.
11354 * config/i386/tmmintrin.h: Likewise.
11355 * config/i386/unix.h: Likewise.
11356 * config/i386/w32-unwind.h: Likewise.
11357 * config/i386/wmmintrin.h: Likewise.
11358 * config/i386/x86-64.h: Likewise.
11359 * config/i386/x86intrin.h: Likewise.
11360 * config/i386/xmmintrin.h: Likewise.
11361 * config/ia64/crtbegin.asm: Likewise.
11362 * config/ia64/crtend.asm: Likewise.
11363 * config/ia64/crtfastmath.c: Likewise.
11364 * config/ia64/crti.asm: Likewise.
11365 * config/ia64/crtn.asm: Likewise.
11366 * config/ia64/fde-glibc.c: Likewise.
11367 * config/ia64/lib1funcs.asm: Likewise.
11368 * config/ia64/linux-unwind.h: Likewise.
11369 * config/ia64/quadlib.c: Likewise.
11370 * config/ia64/unwind-ia64.c: Likewise.
11371 * config/linux.h: Likewise.
11372 * config/m32c/m32c-lib1.S: Likewise.
11373 * config/m32c/m32c-lib2-trapv.c: Likewise.
11374 * config/m32c/m32c-lib2.c: Likewise.
11375 * config/m32r/initfini.c: Likewise.
11376 * config/m68hc11/larith.asm: Likewise.
11377 * config/m68hc11/m68hc11-crt0.S: Likewise.
11378 * config/m68k/cf.md: Likewise.
11379 * config/m68k/crti.s: Likewise.
11380 * config/m68k/crtn.s: Likewise.
11381 * config/m68k/lb1sf68.asm: Likewise.
11382 * config/m68k/linux-unwind.h: Likewise.
11383 * config/mcore/crti.asm: Likewise.
11384 * config/mcore/crtn.asm: Likewise.
11385 * config/mcore/lib1.asm: Likewise.
11386 * config/mips/linux-unwind.h: Likewise.
11387 * config/mips/loongson.h: Likewise.
11388 * config/mips/mips16.S: Likewise.
11389 * config/mmix/crti.asm: Likewise.
11390 * config/mmix/crtn.asm: Likewise.
11391 * config/pa/fptr.c: Likewise.
11392 * config/pa/hpux-unwind.h: Likewise.
11393 * config/pa/lib2funcs.asm: Likewise.
11394 * config/pa/linux-atomic.c: Likewise.
11395 * config/pa/linux-unwind.h: Likewise.
11396 * config/pa/milli64.S: Likewise.
11397 * config/pa/quadlib.c: Likewise.
11398 * config/pa/stublib.c: Likewise.
11399 * config/picochip/libgccExtras/adddi3.asm: Likewise.
11400 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
11401 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
11402 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
11403 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
11404 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
11405 * config/picochip/libgccExtras/divmod15.asm: Likewise.
11406 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
11407 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
11408 * config/picochip/libgccExtras/longjmp.asm: Likewise.
11409 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
11410 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
11411 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
11412 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
11413 * config/picochip/libgccExtras/setjmp.asm: Likewise.
11414 * config/picochip/libgccExtras/subdi3.asm: Likewise.
11415 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
11416 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
11417 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
11418 * config/rs6000/750cl.h: Likewise.
11419 * config/rs6000/altivec.h: Likewise.
11420 * config/rs6000/biarch64.h: Likewise.
11421 * config/rs6000/crtresfpr.asm: Likewise.
11422 * config/rs6000/crtresgpr.asm: Likewise.
11423 * config/rs6000/crtresxfpr.asm: Likewise.
11424 * config/rs6000/crtresxgpr.asm: Likewise.
11425 * config/rs6000/crtsavfpr.asm: Likewise.
11426 * config/rs6000/crtsavgpr.asm: Likewise.
11427 * config/rs6000/darwin-asm.h: Likewise.
11428 * config/rs6000/darwin-fallback.c: Likewise.
11429 * config/rs6000/darwin-fpsave.asm: Likewise.
11430 * config/rs6000/darwin-ldouble.c: Likewise.
11431 * config/rs6000/darwin-tramp.asm: Likewise.
11432 * config/rs6000/darwin-unwind.h: Likewise.
11433 * config/rs6000/darwin-vecsave.asm: Likewise.
11434 * config/rs6000/darwin-world.asm: Likewise.
11435 * config/rs6000/e500crtres32gpr.asm: Likewise.
11436 * config/rs6000/e500crtres64gpr.asm: Likewise.
11437 * config/rs6000/e500crtres64gprctr.asm: Likewise.
11438 * config/rs6000/e500crtrest32gpr.asm: Likewise.
11439 * config/rs6000/e500crtrest64gpr.asm: Likewise.
11440 * config/rs6000/e500crtresx32gpr.asm: Likewise.
11441 * config/rs6000/e500crtresx64gpr.asm: Likewise.
11442 * config/rs6000/e500crtsav32gpr.asm: Likewise.
11443 * config/rs6000/e500crtsav64gpr.asm: Likewise.
11444 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
11445 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
11446 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
11447 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
11448 * config/rs6000/eabi-ci.asm: Likewise.
11449 * config/rs6000/eabi-cn.asm: Likewise.
11450 * config/rs6000/eabi.asm: Likewise.
11451 * config/rs6000/linux-unwind.h: Likewise.
11452 * config/rs6000/linux64.h: Likewise.
11453 * config/rs6000/paired.h: Likewise.
11454 * config/rs6000/paired.md: Likewise.
11455 * config/rs6000/ppc64-fp.c: Likewise.
11456 * config/rs6000/ppu_intrinsics.h: Likewise.
11457 * config/rs6000/rs6000.h: Likewise.
11458 * config/rs6000/si2vmx.h: Likewise.
11459 * config/rs6000/sol-ci.asm: Likewise.
11460 * config/rs6000/sol-cn.asm: Likewise.
11461 * config/rs6000/spe.h: Likewise.
11462 * config/rs6000/spu2vmx.h: Likewise.
11463 * config/rs6000/sysv4.h: Likewise.
11464 * config/rs6000/tramp.asm: Likewise.
11465 * config/rs6000/vec_types.h: Likewise.
11466 * config/s390/linux-unwind.h: Likewise.
11467 * config/s390/tpf-unwind.h: Likewise.
11468 * config/score/crti.asm: Likewise.
11469 * config/score/crtn.asm: Likewise.
11470 * config/sh/crt1.asm: Likewise.
11471 * config/sh/crti.asm: Likewise.
11472 * config/sh/crtn.asm: Likewise.
11473 * config/sh/divtab-sh4-300.c: Likewise.
11474 * config/sh/divtab-sh4.c: Likewise.
11475 * config/sh/divtab.c: Likewise.
11476 * config/sh/lib1funcs-4-300.asm: Likewise.
11477 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
11478 * config/sh/lib1funcs.asm: Likewise.
11479 * config/sh/lib1funcs.h: Likewise.
11480 * config/sh/linux-atomic.asm: Likewise.
11481 * config/sh/linux-unwind.h: Likewise.
11482 * config/sh/shmedia.h: Likewise.
11483 * config/sh/sshmedia.h: Likewise.
11484 * config/sh/ushmedia.h: Likewise.
11485 * config/sparc/crtfastmath.c: Likewise.
11486 * config/sparc/linux-unwind.h: Likewise.
11487 * config/sparc/sol2-c1.asm: Likewise.
11488 * config/sparc/sol2-ci.asm: Likewise.
11489 * config/sparc/sol2-cn.asm: Likewise.
11490 * config/spu/divmodti4.c: Likewise.
11491 * config/spu/divv2df3.c: Likewise.
11492 * config/spu/float_disf.c: Likewise.
11493 * config/spu/float_unsdidf.c: Likewise.
11494 * config/spu/float_unsdisf.c: Likewise.
11495 * config/spu/float_unssidf.c: Likewise.
11496 * config/spu/mfc_multi_tag_release.c: Likewise.
11497 * config/spu/mfc_multi_tag_reserve.c: Likewise.
11498 * config/spu/mfc_tag_release.c: Likewise.
11499 * config/spu/mfc_tag_reserve.c: Likewise.
11500 * config/spu/mfc_tag_table.c: Likewise.
11501 * config/spu/multi3.c: Likewise.
11502 * config/spu/spu_internals.h: Likewise.
11503 * config/spu/spu_intrinsics.h: Likewise.
11504 * config/spu/spu_mfcio.h: Likewise.
11505 * config/spu/vec_types.h: Likewise.
11506 * config/spu/vmx2spu.h: Likewise.
11507 * config/stormy16/stormy16-lib2.c: Likewise.
11508 * config/svr4.h: Likewise.
11509 * config/sync.c: Likewise.
11510 * config/v850/lib1funcs.asm: Likewise.
11511 * config/vxlib-tls.c: Likewise.
11512 * config/vxlib.c: Likewise.
11513 * config/vxworks-dummy.h: Likewise.
11514 * config/xtensa/crti.asm: Likewise.
11515 * config/xtensa/crtn.asm: Likewise.
11516 * config/xtensa/ieee754-df.S: Likewise.
11517 * config/xtensa/ieee754-sf.S: Likewise.
11518 * config/xtensa/lib1funcs.asm: Likewise.
11519 * config/xtensa/lib2funcs.S: Likewise.
11520 * config/xtensa/linux-unwind.h: Likewise.
11521 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
11522 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
11523 * coretypes.h: Likewise.
11524 * crtstuff.c: Likewise.
11525 * defaults.h: Likewise.
11526 * dwarf2.h: Likewise.
11527 * emutls.c: Likewise.
11528 * gbl-ctors.h: Likewise.
11529 * gcov-io.h: Likewise.
11530 * ginclude/float.h: Likewise.
11531 * ginclude/iso646.h: Likewise.
11532 * ginclude/stdarg.h: Likewise.
11533 * ginclude/stdbool.h: Likewise.
11534 * ginclude/stddef.h: Likewise.
11535 * ginclude/stdfix.h: Likewise.
11536 * ginclude/stdint-gcc.h: Likewise.
11537 * ginclude/tgmath.h: Likewise.
11538 * gthr-aix.h: Likewise.
11539 * gthr-dce.h: Likewise.
11540 * gthr-gnat.c: Likewise.
11541 * gthr-gnat.h: Likewise.
11542 * gthr-lynx.h: Likewise.
11543 * gthr-mipssde.h: Likewise.
11544 * gthr-nks.h: Likewise.
11545 * gthr-posix.c: Likewise.
11546 * gthr-posix.h: Likewise.
11547 * gthr-posix95.h: Likewise.
11548 * gthr-rtems.h: Likewise.
11549 * gthr-single.h: Likewise.
11550 * gthr-solaris.h: Likewise.
11551 * gthr-tpf.h: Likewise.
11552 * gthr-vxworks.h: Likewise.
11553 * gthr-win32.h: Likewise.
11554 * gthr.h: Likewise.
11555 * libgcc2.c: Likewise.
11556 * libgcc2.h: Likewise.
11557 * libgcov.c: Likewise.
11558 * tsystem.h: Likewise.
11559 * typeclass.h: Likewise.
11560 * unwind-c.c: Likewise.
11561 * unwind-compat.h: Likewise.
11562 * unwind-dw2-fde-compat.c: Likewise.
11563 * unwind-dw2-fde-darwin.c: Likewise.
11564 * unwind-dw2-fde-glibc.c: Likewise.
11565 * unwind-dw2-fde.c: Likewise.
11566 * unwind-dw2-fde.h: Likewise.
11567 * unwind-dw2.c: Likewise.
11568 * unwind-dw2.h: Likewise.
11569 * unwind-generic.h: Likewise.
11570 * unwind-pe.h: Likewise.
11571 * unwind-sjlj.c: Likewise.
11572 * unwind.inc: Likewise.
11573 * config/arm/neon-gen.ml: Change generated copyright header to
11574 refer to version 3 of the GNU General Public License with
11575 version 3.1 of the GCC Runtime Library Exception and to point
11576 readers at the COPYING3 and COPYING3.RUNTIME files and the
11577 FSF's license web page.
11578 * config/arm/arm_neon.h: Regenerate.
11580 2009-04-09 Jakub Jelinek <jakub@redhat.com>
11582 * config/cris/cris.md: Change copyright header to refer to version
11583 3 of the GNU General Public License.
11584 * doc/install.texi2html: Change copyright header to refer to version
11585 3 of the GNU General Public License and to point readers at the
11586 COPYING3 file and the FSF's license web page.
11587 * config/vax/linux.h: Likewise.
11589 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
11591 * config/i386/i386.md (cmpcc): New.
11592 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
11593 (sync_compare_and_swap_cc*): Delete.
11595 * config/s390/s390.c (s390_compare_emitted): Remove.
11596 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
11597 s390_compare_emitted used to be handled. Assert that modes match.
11598 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
11599 refer to sync_compare_and_swap_ccsi.
11600 * config/s390/s390.h (s390_compare_emitted): Remove.
11601 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
11602 instead of s390_compare_emitted.
11603 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
11604 instead of s390_compare_emitted.
11605 * config/s390/s390.md (cmpcc): New.
11606 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
11607 CC_REGNUM, do not pretend it's set.
11608 (sync_compare_and_swap_cc*): Delete.
11609 * config/s390/predicates.md (cc_reg_operand): New.
11611 * expr.c (sync_compare_and_swap_cc): Delete.
11612 * optabs.h (sync_compare_and_swap_cc): Delete.
11613 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
11614 is being used with can_compare_p.
11615 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
11616 (find_cc_set): New.
11617 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
11618 look for a MODE_CC set instead. Use emit_store_flag.
11619 (expand_compare_and_swap_loop): Likewise, with some additional
11620 complication to avoid a force_reg when useless. Use
11621 emit_cmp_and_jump_insns.
11622 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
11623 * doc/md.texi (sync_compare_and_swap_cc): Merge with
11624 sync_compare_and_swap documentation.
11626 2009-04-09 Jan Hubicka <jh@suse.cz>
11628 * except.c (find_prev_try): Break out from ....
11629 (duplicate_eh_regions): ... here; properly update prev_try pointers
11630 when duplication part of tree.
11631 (dump_eh_tree): Improve dumping.
11632 (verify_eh_region): New.
11633 (verify_eh_tree): Use it.
11635 2009-04-06 Richard Guenther <rguenther@suse.de>
11637 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
11638 &ARRAY addresses by adjusting their types and prepending
11640 * tree-cfg.c (verify_gimple_assign_single): Verify that
11641 addresses are correct.
11643 2009-04-09 Richard Guenther <rguenther@suse.de>
11645 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
11646 indices into an array reference if possible.
11647 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
11648 Fold POINTER_PLUS_EXPR statements with invariant address.
11650 2009-04-09 Alan Modra <amodra@bigpond.net.au>
11653 * config.gcc (powerpc64-*-linux*): Always build biarch.
11655 2009-04-09 Joseph Myers <joseph@codesourcery.com>
11658 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
11659 it and pedwarn if this results in an INTEGER_CST.
11661 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11663 * doc/install.texi: Update minimum GMP version. Remove obsolete
11664 text in MPFR section.
11666 2009-04-08 Jakub Jelinek <jakub@redhat.com>
11668 * dwarf2out.c (class_scope_p): New static inline.
11669 (class_or_namespace_scope_p): Use it.
11670 (gen_variable_die): Use DW_TAG_member tag for static data member
11671 declarations instead of DW_TAG_variable.
11673 PR middle-end/39573
11674 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
11677 2009-04-08 Richard Guenther <rguenther@suse.de>
11679 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
11680 valueize random data.
11682 2009-04-08 David Edelsohn <edelsohn@gnu.org>
11684 * config.gcc (aix tm_file): Add aix-stdint.h.
11685 (aix tm clause use_gcc_stdint): Set to wrap.
11686 * config/rs6000/aix-stdint.h: New file.
11688 2009-04-08 Richard Guenther <rguenther@suse.de>
11690 PR middle-end/36291
11691 * tree-dfa.c (add_referenced_var): Do not recurse into
11692 global initializers.
11693 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
11695 (fold_const_aggregate_ref): Likewise.
11697 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
11699 * recog.c (ordered_comparison_operator): New.
11700 * gensupport.c (std_preds): Add it.
11701 * doc/md.texi (Machine-Independent Predicates): Document it.
11703 2009-04-08 Jan Hubicka <jh@suse.cz>
11705 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
11706 * function.h (rtl_eh): Remove exception_handler_label_map.
11707 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
11708 remove_exception_handler_label, for_each_eh_label_1): Remove.
11709 (rtl_remove_unreachable_regions): Remove.
11710 (convert_from_eh_region_ranges): Do not remove unreachable regions.
11711 (find_exception_handler_labels): Don't build the hashtable.
11712 (maybe_remove_eh_handler): Remove.
11713 (for_each_eh_label): Rewrite to walk the tree.
11714 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
11715 * except.h (maybe_remove_eh_handler): Remove.
11716 * passes.c (init_optimization_passes): Schedule second EH cleanup
11718 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
11719 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
11721 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
11723 * genoutput.c (validate_optab_operands): New.
11724 (gen_insn, gen_expand): Call it.
11726 * genflags.c (gen_insn): Detect misused iterators.
11727 (main): Pass line_no to gen_insn, exit with status 1 on error.
11729 * genextract.c (line_no): Make global.
11730 (VEC_safe_set_locstr): Change assertion to error message.
11731 (main): Exit with status 1 on error.
11733 2009-04-08 Joseph Myers <joseph@codesourcery.com>
11737 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
11738 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
11739 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
11740 * c-convert.c (convert): Do not call fold on results of conversion
11741 functions when the result is a C_MAYBE_CONST_EXPR.
11742 * c-parser.c (c_parser_postfix_expression): Do not fold condition
11743 of __builtin_choose_expr.
11744 * c-typeck.c (remove_c_maybe_const_expr): New.
11745 (build_unary_op, build_conditional_expr, build_compound_expr,
11746 build_binary_op, c_objc_common_truthvalue_conversion): Call
11747 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
11750 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
11752 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
11753 CODE to produce a new one. Add a prototype to use fold_convert_const
11755 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
11758 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
11759 mix declarations and code.
11761 2009-04-08 Ben Elliston <bje@au.ibm.com>
11763 * gcc.c: Replace `CC' with `GCC' throughout.
11765 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
11767 * doc/invoke.texi: Document Atom support.
11769 2009-04-07 Jason Merrill <jason@redhat.com>
11772 * c-common.h, c-common.c: Add flag_pretty_templates.
11773 * c-opts.c (c_common_handle_option): Set it.
11774 * c.opt: Add -fno-pretty-templates.
11775 * doc/invoke.texi (C++ Dialect Options): Likewise.
11777 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
11779 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
11780 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
11781 (ia64_expand_builtin): Likewise.
11783 2009-04-07 Martin Jambor <mjambor@suse.cz>
11785 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
11786 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
11787 ADDR_EXPRS are include too.
11789 2009-04-07 Richard Guenther <rguenther@suse.de>
11791 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
11792 decls are only used if passes as parameters or if they are
11793 local statics and the call is not to a builtin.
11794 (call_may_clobber_ref_p_1): Likewise.
11796 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
11798 * expr.c (do_store_flag): Remove last argument. Simplify code
11799 to avoid duplication of tests already done by can_compare_p.
11800 (expand_expr_real_1): Adjust caller.
11802 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
11804 * optabs.c (can_compare_p): Test the predicate of a
11805 cbranch and cstore pattern.
11807 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
11809 * expr.c (convert_move): Use emit_store_flag instead of
11812 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
11814 * config/i386/i386.c (ix86_compare_emitted): Remove.
11815 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
11816 ix86_compare_op0 like ix86_compare_emitted used to be handled.
11817 * config/i386/i386.h (ix86_compare_emitted): Remove.
11818 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
11819 instead of ix86_compare_emitted.
11820 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
11822 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
11824 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
11825 Add t-sysroot-suffix to tmake_file.
11826 * config/print-sysroot-suffix.sh: New file.
11827 * config/t-sysroot-suffix: New file.
11829 2009-04-07 Ben Elliston <bje@au.ibm.com>
11831 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
11832 as the latter produces a warning when the target does not support
11835 2009-04-07 Ben Elliston <bje@au.ibm.com>
11837 * dfp.c: Replace type punning assignments with memcpy throughout.
11838 * Makefile.in (dfp.o-warn): Remove.
11840 2009-04-07 Alan Modra <amodra@bigpond.net.au>
11843 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
11844 Include soft-fp/t-softfp after rs6000/t-linux64.
11846 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
11848 * stor-layout.c (set_sizetype): Use the full precision of their
11849 machine mode for bitsize types.
11851 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
11853 * config/i386/i386.md: Revert 2 accidental checkins.
11855 2009-04-06 Joey Ye <joey.ye@intel.com>
11856 Xuepeng Guo <xuepeng.guo@intel.com>
11857 H.J. Lu <hongjiu.lu@intel.com>
11859 Atom pipeline model, tuning and insn selection.
11860 * config.gcc (atom): Add atom config options and target.
11862 * config/i386/atom.md: New.
11864 * config/i386/i386.c (atom_cost): New cost.
11865 (m_ATOM): New macro flag.
11866 (initial_ix86_tune_features): Set m_ATOM.
11867 (x86_accumulate_outgoing_args): Likewise.
11868 (x86_arch_always_fancy_math_387): Likewise.
11869 (processor_target): Add Atom cost.
11870 (cpu_names): Add Atom cpu name.
11871 (override_options): Set Atom ISA.
11872 (ix86_issue_rate): New case PROCESSOR_ATOM.
11873 (ix86_adjust_cost): Likewise.
11875 * config/i386/i386.h (TARGET_ATOM): New target macro.
11876 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
11877 (TARGET_OPT_AGU): New target option.
11878 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
11879 (processor_type): Add PROCESSOR_ATOM.
11881 * config/i386/i386.md (cpu): Add new value "atom".
11882 (use_carry, movu): New attr.
11883 (atom.md): Include atom.md.
11884 (adddi3_carry_rex64): Set attr "use_carry".
11885 (addqi3_carry): Likewise.
11886 (addhi3_carry): Likewise.
11887 (addsi3_carry): Likewise.
11888 (*addsi3_carry_zext): Likewise.
11889 (subdi3_carry_rex64): Likewise.
11890 (subqi3_carry): Likewise.
11891 (subhi3_carry): Likewise.
11892 (subsi3_carry): Likewise.
11893 (x86_movdicc_0_m1_rex64): Likewise.
11894 (*x86_movdicc_0_m1_se): Likewise.
11895 (x86_movsicc_0_m1): Likewise.
11896 (*x86_movsicc_0_m1_se): Likewise.
11897 (*adddi_1_rex64): Emit add insn as much as possible.
11898 (*addsi_1): Likewise.
11899 (return_internal): Set atom_unit.
11900 (return_internal_long): Likewise.
11901 (return_pop_internal): Likewise.
11902 (*rcpsf2_sse): Set atom_sse_attr attr.
11903 (*qrt<mode>2_sse): Likewise.
11904 (*prefetch_sse): Likewise.
11906 * config/i386/i386-c.c (ix86_target_macros_internal): New case
11908 (ix86_target_macros_internal): Likewise.
11910 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
11911 (*prefetch_sse_rex): Likewise.
11912 (sse_rcpv4sf2): Likewise.
11913 (sse_vmrcpv4sf2): Likewise.
11914 (sse_sqrtv4sf2): Likewise.
11915 (<sse>_vmsqrt<mode>2): Likewise.
11916 (sse_ldmxcsr): Likewise.
11917 (sse_stmxcsr): Likewise.
11918 (*sse_sfence): Likewise.
11919 (sse2_clflush): Likewise.
11920 (*sse2_mfence): Likewise.
11921 (*sse2_lfence): Likewise.
11922 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
11923 (<sse>_movup<ssemodesuffixf2c>): Likewise.
11924 (avx_movdqu<avxmodesuffix>): Likewise.
11925 (avx_lddqu<avxmodesuffix>): Likewise.
11926 (sse2_movntv2di): Change attr "type" to "ssemov".
11927 (sse2_movntsi): Likewise.
11928 (rsqrtv8sf2): Change attr "type" to "sseadd".
11929 (sse3_addsubv2df3): Set attr "atom_unit".
11930 (sse3_h<plusminus_insn>v4sf3): Likewise.
11931 (*sse2_pmaddwd): Likewise.
11932 (*vec_extractv2di_1_rex64): Likewise.
11933 (*vec_extractv2di_1_avx): Likewise.
11934 (sse2_psadbw): Likewise.
11935 (ssse3_phaddwv8hi3): Likewise.
11936 (ssse3_phaddwv4hi3): Likewise.
11937 (ssse3_phadddv4si3): Likewise.
11938 (ssse3_phadddv2si3): Likewise.
11939 (ssse3_phaddswv8hi3): Likewise.
11940 (ssse3_phaddswv4hi3): Likewise.
11941 (ssse3_phsubwv8hi3): Likewise.
11942 (ssse3_phsubwv4hi3): Likewise.
11943 (ssse3_phsubdv4si3): Likewise.
11944 (ssse3_phsubdv2si3): Likewise.
11945 (ssse3_phsubswv8hi3): Likewise.
11946 (ssse3_phsubswv4hi3): Likewise.
11947 (ssse3_pmaddubsw128): Likewise.
11948 (sse3_pmaddubsw: Likewise.
11949 (ssse3_palignrti): Likewise.
11950 (ssse3_palignrdi): Likewise.
11952 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
11954 * doc/install.texi (Specific): Fix two cross-references to MinGW.
11956 2009-04-06 Richard Guenther <rguenther@suse.de>
11958 PR tree-optimization/28868
11959 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
11960 of which PHI results we inserted.
11961 (insert_into_preds_of_block): Record inserted PHIs.
11962 (eliminate): Eliminate redundant PHI nodes.
11963 (init_pre): Init inserted_phi_names.
11965 2009-04-06 Richard Guenther <rguenther@suse.de>
11967 PR tree-optimization/39643
11968 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
11969 IMAGPART_EXPRs of complex constants.
11970 (execute_fold_all_builtins): If we folded a call queue
11971 TODO_update_address_taken.
11973 2009-04-06 Jan Hubicka <jh@suse.cz>
11975 PR middle-end/39659
11976 * except.c (remove_unreachable_regions): Propagate may_contain_throw
11979 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
11981 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
11983 (ic_invalidate_array): Likewise.
11985 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
11987 * calls.c (emit_library_call_value_1): Fix a problem with parameter
11988 alignment for library calls.
11990 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
11992 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
11993 (mingw32 tm clause use_gcc_stdint): Set to wrap.
11994 * config/i386/mingw-stdint.h: New file.
11996 2009-04-05 Richard Guenther <rguenther@suse.de>
11998 PR tree-optimization/39648
11999 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
12000 our &A vs. &A[0] IL deficiencies.
12002 2009-04-04 Jan Hubicka <jh@suse.cz>
12004 * except.c (sjlj_find_directly_reachable_regions): Be ready for
12005 removed toplevel regions.
12006 (sjlj_mark_call_sites): Likewise.
12008 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
12010 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
12011 (cygwin tm clause use_gcc_stdint): Set to wrap.
12012 * config/i386/cygwin-stdint.h: New file.
12014 2009-04-04 Richard Guenther <rguenther@suse.de>
12016 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
12017 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
12018 single-argument PHIs if we are in loop-closed SSA form.
12019 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
12020 for the pre-condition.
12021 (slpeel_tree_peel_loop_to_edge): Likewise.
12022 (vect_build_loop_niters): Take an optional sequence to append stmts.
12023 (vect_generate_tmps_on_preheader): Likewise.
12024 (vect_do_peeling_for_loop_bound): Take extra guards for the
12026 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
12027 the cost model check.
12028 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
12029 guards if we are going to peel. Do not apply versioning in that case.
12030 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
12031 (vect_do_peeling_for_loop_bound): Likewise.
12032 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
12033 loop bound only record extra pre-conditions, do not apply loop
12036 2009-04-04 Richard Guenther <rguenther@suse.de>
12038 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
12041 2009-04-04 Jan Hubicka <jh@suse.cz>
12043 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
12044 last_basic_block for size of bb->index indexed array.
12045 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
12046 compute_out, link_btr_uses, build_btr_def_use_webs,
12047 build_btr_def_use_webs, migrate_btr_defs): Likewise.
12049 2009-04-04 Jan Hubicka <jh@suse.cz>
12051 * except.c (remove_eh_handler_and_replace): Break out from ...
12052 (remove_eh_handler): ... here.
12053 (bring_to_root): New function.
12054 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
12055 handled ones, bring others to root of tree.
12057 2009-04-04 Jan Hubicka <jh@suse.cz>
12059 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
12060 (all_phis_safe_to_merge): New function.
12061 (update_info): New structure.
12062 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
12063 (cleanup_empty_eh): Update SSA if possible.
12065 2009-04-04 Richard Guenther <rguenther@suse.de>
12067 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
12068 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
12069 (append_vuse): Likewise.
12071 2009-04-04 Jakub Jelinek <jakub@redhat.com>
12073 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
12074 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
12075 instead of REG_UNSAVED for DW_CFA_undefined.
12076 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
12077 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
12080 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
12083 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
12084 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
12085 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
12087 2009-04-04 Richard Guenther <rguenther@suse.de>
12089 PR tree-optimization/8781
12090 PR tree-optimization/37892
12091 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
12092 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
12093 (valueize_refs): Call it for *& valueizations.
12094 (shared_reference_ops_from_ref): Rename to ...
12095 (valueize_shared_reference_ops_from_ref): ... this and valueize.
12096 (shared_reference_ops_from_call): Rename to ...
12097 (valueize_shared_reference_ops_from_call): ... this and valueize.
12098 (vn_reference_lookup): Update.
12099 (visit_reference_op_call): Likewise.
12100 * tree-ssa-pre.c (phi_translate_1): Fold *&.
12101 (eliminate): Value-replace the call address in call statements.
12103 2009-04-04 Richard Guenther <rguenther@suse.de>
12105 PR tree-optimization/39636
12106 * tree-ssa-forwprop.c
12107 (forward_propagate_addr_into_variable_array_index): Check for
12108 GIMPLE_ASSIGN before accessing the rhs code.
12110 2009-04-03 Jason Merrill <jason@redhat.com>
12112 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
12114 2009-04-03 Steve Ellcey <sje@cup.hp.com>
12116 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
12117 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
12118 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
12119 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
12120 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
12121 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
12122 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
12123 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
12124 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
12125 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
12126 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
12127 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
12128 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
12129 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
12130 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
12131 Use fr_reg_or_fp01_operand instead of fr_register_operand
12133 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
12134 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
12135 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
12137 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
12139 PR rtl-optimization/39607
12140 PR rtl-optimization/39631
12144 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
12145 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
12146 instead of DF_LR_OUT.
12147 * ira-lives.c (process_bb_node_lives): Ditto.
12148 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
12149 instead of DF_LR_{OUT,IN}.
12150 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
12151 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
12153 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
12155 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
12156 (execute_lower_omp): Always run but take the short way out if -fopenmp
12158 (gate_lower_omp): Remove, forcing the pass manager to always run the
12159 pass and always set PROP_gimple_lomp.
12160 (pass_lower_omp): Remove gate function.
12161 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
12162 PROP_trees. Instead, require it.
12163 * ipa-cp.c (pass_ipa_cp): Likewise.
12164 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
12165 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
12166 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
12167 and PROP_gimple_leh.
12169 2009-04-03 Richard Guenther <rguenther@suse.de>
12171 PR middle-end/13146
12172 PR tree-optimization/23940
12173 PR tree-optimization/33237
12174 PR middle-end/33974
12175 PR middle-end/34093
12176 PR tree-optimization/36201
12177 PR tree-optimization/36230
12178 PR tree-optimization/38049
12179 PR tree-optimization/38207
12180 PR tree-optimization/38230
12181 PR tree-optimization/38301
12182 PR tree-optimization/38585
12183 PR middle-end/38895
12184 PR tree-optimization/38985
12185 PR tree-optimization/39299
12186 * tree-ssa-structalias.h: Remove.
12187 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
12188 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
12189 (struct vuse_element_d): Remove.
12190 (struct vuse_vec_d): Likewise.
12191 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
12192 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
12193 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
12194 VUSE_ELEMENT_VAR): Likewise.
12195 (struct voptype_d): Likewise.
12196 (NUM_VOP_FREE_BUCKETS): Likewise.
12197 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
12198 (struct stmt_operands_d): Remove.
12199 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
12200 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
12201 VDEF_NUM, VDEF_VECT): Likewise.
12202 (copy_virtual_operands): Remove.
12203 (operand_build_cmp): Likewise.
12204 (create_ssa_artificial_load_stmt): Likewise.
12205 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
12206 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
12207 vuse_index and mayuse_index members. Pack and move done and iter_type
12208 members to the front.
12209 (SSA_OP_VMAYUSE): Remove.
12210 (SSA_OP_VIRTUAL_USES): Adjust.
12211 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
12212 (unlink_stmt_vdef): Declare.
12213 (add_to_addressable_set): Remove.
12214 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
12215 (vrp_visit_stmt): Likewise.
12216 * doc/tree-ssa.texi (Alias analysis): Update.
12217 * doc/invoke.texi (max-aliased-vops): Remove docs.
12218 (avg-aliased-vops): Likewise.
12219 * tree-into-ssa.c (syms_to_rename): Remove.
12220 (need_to_update_vops_p): Likewise.
12221 (need_to_initialize_update_ssa_p): Rename to ...
12222 (update_ssa_initialized_fn): ... this. Track function we are
12224 (symbol_marked_for_renaming): Simplify.
12225 (add_new_name_mapping): Do not set need_to_update_vops_p.
12226 (dump_currdefs): Use SYMS_TO_RENAME.
12227 (rewrite_update_stmt): Always walk all uses/defs.
12228 (dump_update_ssa): Adjust.
12229 (init_update_ssa): Take function argument. Track what we are
12231 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
12232 (create_new_def_for): Initialize for cfun, assert we are initialized
12234 (mark_sym_for_renaming): Simplify.
12235 (mark_set_for_renaming): Do not initialize update-ssa.
12236 (need_ssa_update_p): Simplify. Take function argument.
12237 (name_mappings_registered_p): Assert we ask for the correct function.
12238 (name_registered_for_update_p): Likewise.
12239 (ssa_names_to_replace): Likewise.
12240 (release_ssa_name_after_update_ssa): Likewise.
12241 (update_ssa): Likewise. Use SYMS_TO_RENAME.
12242 (dump_decl_set): Do not print a newline.
12243 (debug_decl_set): Do it here.
12244 (dump_update_ssa): And here.
12245 * tree-ssa-loop-im.c (move_computations): Adjust.
12246 (movement_possibility): Likewise.
12247 (determine_max_movement): Likewise.
12248 (gather_mem_refs_stmt): Likewise.
12249 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
12250 or NAME_MEMORY_TAG.
12251 * tree-complex.c (update_all_vops): Remove.
12252 (expand_complex_move): Adjust.
12253 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
12254 Simplify test for memory referencing statement. Exclude
12255 non-invariant ADDR_EXPRs.
12256 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
12257 * tree-loop-distribution.c (generate_memset_zero): Adjust.
12258 (rdg_flag_uses): Likewise.
12259 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
12261 (tree_optimize_tail_calls_1): Also split the
12262 edge from the entry block if we have degenerate PHI nodes in
12263 the first basic block.
12264 * tree.c (init_ttree): Remove memory-tag related code.
12265 (tree_code_size): Likewise.
12266 (tree_node_structure): Likewise.
12267 (build7_stat): Re-write to be build6_stat.
12268 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
12269 (SSA_VAR_P): Adjust.
12270 (struct tree_memory_tag): Remove.
12271 (struct tree_memory_partition_tag): Likewise.
12272 (union tree_node): Adjust.
12273 (build7): Re-write to be build6.
12274 * tree-pass.h (pass_reset_cc_flags): Remove.
12275 (TODO_update_address_taken): New flag.
12276 (pass_simple_dse): Remove.
12277 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
12278 * params.h (MAX_ALIASED_VOPS): Remove.
12279 (AVG_ALIASED_VOPS): Likewise.
12280 * omp-low.c (expand_omp_taskreg): Update SSA form.
12281 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
12282 aliases the lhs in a copy stmt.
12283 * tree-ssa-dse.c (struct address_walk_data): Remove.
12284 (memory_ssa_name_same): Likewise.
12285 (memory_address_same): Likewise.
12286 (get_kill_of_stmt_lhs): Likewise.
12287 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
12288 unused stores. Look through PHI nodes into post-dominated regions.
12289 (dse_optimize_stmt): Simplify. Properly remove stores.
12290 (tree_ssa_dse): Compute dominators.
12291 (execute_simple_dse): Remove.
12292 (pass_simple_dse): Likewise.
12293 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
12294 gimple_loaded_syms and gimple_stored_syms computation.
12295 * toplev.c (dump_memory_report): Dump alias and pta stats.
12296 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
12297 (vn_reference_eq): Likewise.
12298 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
12299 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
12300 valueize_vuses): Remove.
12301 (get_def_ref_stmt_vuses): Simplify. Rename to ...
12302 (get_def_ref_stmt_vuse): ... this.
12303 (vn_reference_lookup_2): New function.
12304 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
12305 walking equivalent vuses. Simplify.
12306 (vn_reference_lookup): Likewise.
12307 (vn_reference_insert): Likewise.
12308 (vn_reference_insert_pieces): Likewise.
12309 (visit_reference_op_call): Simplify.
12310 (visit_reference_op_load): Likewise.
12311 (visit_reference_op_store): Likewise.
12312 (init_scc_vn): Remove shared_lookup_vuses initialization.
12313 (free_scc_vn): Remove shared_lookup_vuses freeing.
12314 (sort_vuses, sort_vuses_heap): Remove.
12315 (get_ref_from_reference_ops): Export.
12316 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
12317 vector with single vuse pointer.
12318 (vn_reference_lookup_pieces, vn_reference_lookup,
12319 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
12320 (shared_vuses_from_stmt): Remove.
12321 (get_ref_from_reference_ops): Declare.
12322 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
12323 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
12324 memory-tag related code.
12325 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
12326 (likely_value): Add comment, skip static-chain of call statements.
12327 (surely_varying_stmt_p): Adjust.
12328 (gimplify_and_update_call_from_tree): Likewise.
12329 (execute_fold_all_builtins): Do not rebuild alias info.
12330 (gimplify_and_update_call_from_tree): Properly update VOPs.
12331 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
12332 (copy_ref_info): Remove memory-tag related code.
12333 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
12334 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
12335 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
12337 * tree-ssa-dom.c (gimple_p): Remove typedef.
12338 (eliminate_redundant_computations): Adjust.
12339 (record_equivalences_from_stmt): Likewise.
12340 (avail_expr_hash): Likewise.
12341 (avail_expr_eq): Likewise.
12342 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
12343 (stmt_makes_single_load): Likewise.
12344 (stmt_makes_single_store): Likewise.
12345 * tree-ssa-alias.c: Rewrite completely.
12346 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
12347 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
12348 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
12349 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
12350 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
12351 Remove public functions.
12352 (pass_reset_cc_flags): Remove.
12353 (pass_build_alias): Move ...
12354 * tree-ssa-structalias.c (pass_build_alias): ... here.
12355 * tree-ssa-alias.c (may_be_aliased): Move ...
12356 * tree-flow-inline.h (may_be_aliased): ... here.
12357 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
12358 count_uses_and_derefs): Move ...
12359 * gimple.c: ... here.
12360 * gimple.h (count_uses_and_derefs): Declare.
12361 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
12362 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
12363 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
12364 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
12365 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
12366 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
12367 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
12369 * tree-dfa.c (refs_may_alias_p): Move ...
12370 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
12371 * tree-ssa-alias.h: New file.
12372 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
12373 (statement_sink_location): Likewise.
12374 * opts.c (decode_options): Do not adjust max-aliased-vops or
12375 avg-aliased-vops values.
12376 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
12377 (TV_CALL_CLOBBER): Likewise.
12378 (TV_FLOW_SENSITIVE): Likewise.
12379 (TV_FLOW_INSENSITIVE): Likewise.
12380 (TV_MEMORY_PARTITIONING): Likewise.
12381 (TV_ALIAS_STMT_WALK): New timevar.
12382 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
12383 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
12384 (get_address_description): Remove memory-tag related code.
12385 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
12386 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
12387 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
12388 and immediate uses in statements. Document.
12389 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
12390 (dump_symbols): Remove.
12391 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
12392 * alias.c (get_deref_alias_set): New function split out from ...
12393 (get_alias_set): ... here.
12394 * alias.h (get_deref_alias_set): Declare.
12395 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
12396 type parameter. Remove restrict pointer handling. Create a
12397 ref-all pointer in case type-based alias sets do not conflict.
12398 (vect_analyze_data_refs): Remove SMT related code.
12399 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
12400 (vectorizable_load): Likewise.
12401 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
12402 (DR_SYMBOL_TAG, DR_VOPS): Remove.
12403 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
12404 Ignore vops and SMTs.
12405 (dr_analyze_alias): Likewise..
12406 (free_data_ref): Likewise.
12407 (create_data_ref): Likewise.
12408 (analyze_all_data_dependences): Likewise.
12409 (get_references_in_stmt): Adjust.
12410 * tree-flow-inline.h (gimple_aliases_computed_p,
12411 gimple_addressable_vars, gimple_call_clobbered_vars,
12412 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
12413 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
12414 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
12415 gimple_mem_ref_stats): Remove.
12416 (gimple_vop): New function.
12417 (op_iter_next_use): Remove vuses and mayuses cases.
12418 (op_iter_next_def): Remove vdefs case.
12419 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
12420 (clear_and_done_ssa_iter): Do not set removed fields.
12421 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
12422 Assert we are not iterating over vuses or vdefs if not also
12423 iterating over uses or defs.
12424 (op_iter_init_use): Likewise.
12425 (op_iter_init_def): Likewise.
12426 (op_iter_next_vdef): Remove.
12427 (op_iter_next_mustdef): Likewise.
12428 (op_iter_init_vdef): Likewise.
12429 (compare_ssa_operands_equal): Likewise.
12430 (link_use_stmts_after): Handle vuse operand.
12431 (is_call_used): Use is_call_clobbered.
12432 (is_call_clobbered): Global variables are always call clobbered,
12433 query the call-clobbers bitmap.
12434 (mark_call_clobbered): Ignore global variables.
12435 (clear_call_clobbered): Likewise.
12436 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
12437 virtual operands sanity check.
12438 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
12440 (TARGET_MEM_REF): Remove TMR_TAG operand.
12441 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
12442 Remove call-clobber related code.
12443 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
12444 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
12445 partitions or escape reason.
12446 (get_single_def_stmt, get_single_def_stmt_from_phi,
12447 get_single_def_stmt_with_phi): Remove.
12448 (dump_referenced_vars): Tidy.
12449 (get_ref_base_and_extent): Allow bare decls.
12450 (collect_dfa_stats): Adjust.
12451 * graphite.c (rename_variables_in_stmt): Adjust.
12452 (graphite_copy_stmts_from_block): Likewise.
12453 (translate_clast): Likewise.
12454 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
12456 (translate_vuse_through_block): Use the oracle.
12457 (phi_translate_1): Adjust.
12458 (value_dies_in_block_x): Use the oracle. Cache the outcome
12460 (valid_in_sets): Check if the VUSE for
12461 a REFERENCE is available.
12462 (eliminate): Do not remove stmts during elimination,
12463 instead queue and remove them afterwards.
12464 (do_pre): Do not rebuild alias info.
12465 (pass_pre): Run TODO_rebuild_alias before PRE.
12466 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
12467 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
12468 (mark_all_v_defs_stmt): Remove.
12469 (mark_all_v_defs_seq): Adjust.
12470 (sra_replace): Likewise.
12471 (scalarize_use): Likewise.
12472 (scalarize_copy): Likewise.
12473 (scalarize_init): Likewise.
12474 (scalarize_ldst): Likewise.
12475 (todoflags): Remove.
12476 (tree_sra): Do not rebuild alias info.
12477 (tree_sra_early): Adjust.
12478 (pass_sra): Run TODO_update_address_taken before SRA.
12479 * tree-predcom.c (set_alias_info): Remove.
12480 (prepare_initializers_chain): Do not call it.
12481 (mark_virtual_ops_for_renaming): Adjust.
12482 (mark_virtual_ops_for_renaming_list): Remove.
12483 (initialize_root_vars): Adjust.
12484 (initialize_root_vars_lm): Likewise.
12485 (prepare_initializers_chain): Likewise.
12486 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
12487 (may_propagate_copy_into_stmt): Likewise.
12488 (merge_alias_info): Do nothing for now.
12489 (propagate_tree_value_into_stmt): Adjust.
12490 (stmt_may_generate_copy): Likewise.
12491 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
12492 not mark symbols for renaming.
12493 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
12494 with the same statement, make sure to update the new pointed-to one.
12495 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
12496 call statements, do not mark symbols for renaming.
12497 (mark_operand_necessary): Dump something.
12498 (ref_may_be_aliased): New function.
12499 (mark_aliased_reaching_defs_necessary_1): New helper function.
12500 (mark_aliased_reaching_defs_necessary): Likewise.
12501 (mark_all_reaching_defs_necessary_1): Likewise.
12502 (mark_all_reaching_defs_necessary): Likewise.
12503 (propagate_necessity): Do not process virtual PHIs. For
12504 non-aliased loads mark all reaching definitions as necessary.
12505 For aliased loads and stores mark the immediate dominating
12506 aliased clobbers as necessary.
12507 (visited): New global static.
12508 (perform_tree_ssa_dce): Free visited bitmap after propagating
12510 (remove_dead_phis): Perform simple dead virtual PHI removal.
12511 (remove_dead_stmt): Properly unlink virtual operands when
12513 (eliminate_unnecessary_stmts): Schedule PHI removal after
12515 * tree-ssa-ter.c (is_replaceable_p): Adjust.
12516 (process_replaceable): Likewise.
12517 (find_replaceable_in_bb): Likewise.
12518 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
12519 based on the single gimple vop.
12520 (verify_flow_insensitive_alias_info): Remove.
12521 (verify_flow_sensitive_alias_info): Likewise.
12522 (verify_call_clobbering): Likewise.
12523 (verify_memory_partitions): Likewise.
12524 (verify_alias_info): Likewise.
12525 (verify_ssa): Adjust..
12526 (execute_update_addresses_taken): Export. Update SSA
12527 manually. Optimize only when optimizing. Use a local bitmap.
12528 (pass_update_address_taken): Remove TODO_update_ssa, add
12530 (pass_update_address_taken): Just use TODO_update_address_taken.
12531 (init_tree_ssa): Do not initialize addressable_vars.
12532 (verify_ssa): Verify new VUSE / VDEF properties.
12533 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
12534 Do not call verify_alias_info.
12535 (delete_tree_ssa): Clear the VUSE, VDEF operands.
12536 Do not free the loaded and stored syms bitmaps. Reset the escaped
12537 and callused solutions. Do not free addressable_vars.
12538 Remove memory-tag related code.
12539 (warn_uninitialized_var): Aliases are always available.
12540 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
12541 * lambda-code.c (can_put_in_inner_loop): Adjust.
12542 (can_put_after_inner_loop): Likewise.
12543 (perfect_nestify): Likewise.
12544 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
12545 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
12546 (vectorizable_conversion): Do not mark symbols for renaming.
12547 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
12548 (expand_call_inline): Unlink the calls virtual operands before
12550 (tree_function_versioning): Do not call update_ssa if we are not
12551 updating clones. Simplify.
12552 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
12553 (propagate_with_phi): Likewise..
12554 * tree-outof-ssa.c (create_temp): Remove memory tag and call
12555 clobber code. Assert we are not aliased or global.
12556 * tree-flow.h: Include tree-ssa-alias.h
12557 (enum escape_type): Remove.
12558 (struct mem_sym_stats_d): Likewise.
12559 (struct mem_ref_stats_d): Likewise.
12560 (struct gimple_df): Add vop member. Remove global_var,
12561 call_clobbered_vars, call_used_vars, addressable_vars,
12562 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
12563 escaped and callused members.
12564 (struct ptr_info_def): Remove all members, add points-to solution
12566 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
12567 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
12568 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
12569 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
12570 (tree-ssa-alias.o): Likewise.
12571 (toplev.o): Add tree-ssa-alias.h
12572 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
12573 * gimple.c (gimple_set_bb): Fix off-by-one error.
12574 (is_gimple_reg): Do not handle memory tags.
12575 (gimple_copy): Also copy virtual operands.
12576 Delay updating the statement. Do not reset loaded and stored syms.
12577 (gimple_set_stored_syms): Remove.
12578 (gimple_set_loaded_syms): Likewise.
12579 (gimple_call_copy_skip_args): Copy the virtual operands
12580 and mark the new statement modified.
12581 * tree-ssa-structalias.c (may_alias_p): Remove.
12582 (set_uids_in_ptset): Take the alias set to prune with as
12583 parameter. Fold in the alias test of may_alias_p.
12584 (compute_points_to_sets): Compute whether a ptr is dereferenced
12585 in a local sbitmap.
12586 (process_constraint): Deal with &ANYTHING on the lhs, reject all
12587 other ADDRESSOF constraints on the lhs.
12588 (get_constraint_for_component_ref): Assert that we don't get
12589 ADDRESSOF constraints from the base of the reference.
12590 Properly generate UNKNOWN_OFFSET for DEREF if needed.
12591 (struct variable_info): Remove collapsed_to member.
12592 (get_varinfo_fc): Remove.
12593 (new_var_info): Do not set collapsed_to.
12594 (dump_constraint): Do not follow cycles.
12595 (dump_constraint_graph): Likewise.
12596 (build_pred_graph): Likewise.
12597 (build_succ_graph): Likewise.
12598 (rewrite_constraints): Likewise.
12599 (do_simple_structure_copy): Remove.
12600 (do_rhs_deref_structure_copy): Remove.
12601 (do_lhs_deref_structure_copy): Remove.
12602 (collapse_rest_of_var): Remove.
12603 (do_structure_copy): Re-implement.
12604 (pta_stats): New global variable.
12605 (dump_pta_stats): New function.
12606 (struct constraint_expr): Make offset signed.
12607 (UNKNOWN_OFFSET): Define special value.
12608 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
12609 (solution_set_expand): New helper function split out from ...
12610 (do_sd_constraint): ... here.
12611 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
12612 (do_ds_constraint): Likewise.
12613 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
12614 and CALLUSED = *CALLUSED.
12615 (set_union_with_increment): Make inc argument signed.
12616 (type_safe): Remove.
12617 (get_constraint_for_ptr_offset): Handle unknown and negative
12619 (first_vi_for_offset): Handle offsets before start. Bail
12620 out early for offsets beyond the variable extent.
12621 (first_or_preceding_vi_for_offset): New function.
12622 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
12623 Together with ESCAPED = *ESCAPED this properly computes reachability.
12624 (find_what_var_points_to): New function.
12625 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
12626 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
12627 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
12628 pt_solutions_intersect): New functions.
12629 (compute_call_used_vars): Remove.
12630 (compute_may_aliases): New main entry into PTA computation.
12631 * gimple.h (gimple_p): New typedef.
12632 (struct gimple_statement_base): Remove references_memory_p.
12633 (struct gimple_statement_with_memory_ops_base): Remove
12634 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
12636 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
12637 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
12638 gimple_set_references_memory): Remove.
12639 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
12640 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
12642 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
12643 (verify_expr): Allow RESULT_DECL.
12644 (gimple_duplicate_bb): Do not copy virtual operands.
12645 (gimple_duplicate_sese_region): Adjust.
12646 (gimple_duplicate_sese_tail): Likewise.
12647 (mark_virtual_ops_in_region): Remove.
12648 (move_sese_region_to_fn): Do not call it.
12649 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
12650 and pass_simple_dse.
12651 (execute_function_todo): Handle TODO_update_address_taken,
12652 call execute_update_addresses_taken for TODO_rebuild_alias.
12653 (execute_todo): Adjust.
12654 (execute_one_pass): Init dump files early.
12655 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
12657 (create_general_new_stmt): Clear vops.
12658 * tree-ssa-reassoc.c (get_rank): Adjust.
12659 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
12660 symbols for renaming.
12661 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
12662 (PARAM_AVG_ALIASED_VOPS): Likewise.
12663 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
12664 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
12665 * tree-ssa-operands.c: Simplify for new virtual operand representation.
12666 (operand_build_cmp, copy_virtual_operands,
12667 create_ssa_artificial_load_stmt, add_to_addressable_set,
12668 gimple_add_to_addresses_taken): Remove public functions.
12669 (unlink_stmt_vdef): New function.
12671 2009-04-03 Alan Modra <amodra@bigpond.net.au>
12673 * config.gcc (powerpc-*-linux*): Merge variants.
12675 2009-04-02 Chao-ying Fu <fu@mips.com>
12676 James Grosbach <james.grosbach@microchip.com>
12678 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
12679 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
12681 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
12682 keep_interrupts_masked_p, use_debug_exception_return_p.
12683 (mips_attribute_table): Add interrupt, use_shadow_register_set,
12684 keep_interrupts_masked, use_debug_exception_return.
12685 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
12686 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
12688 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
12689 (mips_print_operand): Process COP0 registers to print $0 .. $31
12690 correctly for GAS to process.
12691 (mips_interrupt_extra_call_saved_reg_p): New function.
12692 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
12694 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
12695 (mips_compute_frame_info): Add supports for interrupt context that
12696 includes doubleword accumulators and COP0 registers.
12697 (mips_for_each_saved_acc): New function.
12698 (mips_for_each_saved_gpr_and_fpr): Change the function name from
12699 mips_for_each_saved_reg.
12700 (mips_save_reg): Save accumulators.
12701 (mips_kernel_reg_p): A new for_each_rtx callback.
12702 (mips_expand_prologue): Support interrupt handlers.
12703 (mips_restore_reg): Restore accumulators.
12704 (mips_expand_epilogue): Support interrupt handlers.
12705 (mips_can_use_return_insn): Return false for interrupt handlers.
12706 (mips_epilogue_uses): New function.
12707 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
12708 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
12709 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
12710 cop0_move): New instructions.
12711 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
12712 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
12714 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
12716 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
12717 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
12718 interrupt handlers, we use K0 as the temporary register.
12719 (EPILOGUE_USES): Change to a function call.
12720 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
12721 handlers, we use K0 as the temporary register.
12723 * doc/extend.texi (Function Attributes): Document interrupt,
12724 use_shadow_register_set, keep_interrupts_masked,
12725 use_debug_exception_return for MIPS attributes.
12727 2009-04-03 Alan Modra <amodra@bigpond.net.au>
12729 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
12730 Remove a number of t-files from tmake_file.
12731 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
12732 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
12733 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
12734 target_prototype, not TARGET_PROTOTYPE.
12735 (LINK_OS_GNU_SPEC): Define.
12736 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
12737 and darwin-ldoubdle.c.
12739 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
12742 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
12743 (cpp_options): Ditto.
12744 (default_compilers): Ditto.
12745 (display_help): Ditto.
12746 (process_command): Ditto.
12747 (do_spec_1): Ditto.
12748 (set_input): Use lbasename instead of duplicate code.
12749 (save_temps_prefix): New static for -save-temps=obj.
12750 (save_temps_length): Ditto.
12752 * doc/invoke.texi (-save-temps=obj): Document new variant to
12753 -save-temps switch.
12755 2009-04-02 Jeff Law <law@redhat.com>
12757 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
12760 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
12762 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
12763 * configure: Regenerated.
12765 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
12767 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
12768 share the argument list.
12770 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
12774 2009-02-12 Diego Novillo <dnovillo@google.com>
12776 * varpool.c (debug_varpool): New.
12777 * cgraph.h (debug_varpool): Declare.
12779 2009-04-02 Jan Hubicka <jh@suse.cz>
12781 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
12784 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
12786 * config/i386/i386.c (ix86_abi): Move initialization to ...
12787 (override_options): Here.
12789 2009-04-02 Christian Bruel <christian.bruel@st.com>
12791 * config/sh/sh.c (sh_dwarf_register_span): New function.
12792 (TARGET_DWARF_REGISTER_SPAN): Define.
12793 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
12795 2009-04-02 Ira Rosen <irar@il.ibm.com>
12797 PR tree-optimization/39595
12798 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
12799 interleaved loads group is not greater than the SLP group size.
12801 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
12803 * builtins.c (is_builtin_name): New.
12804 (called_as_built_in): Use is_builtin_name.
12805 * tree.h (is_builtin_name): New.
12806 * varasm.c (incorporeal_function_p): Use is_builtin_name
12808 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
12810 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
12812 2009-04-02 Dodji Seketeli <dodji@redhat.com>
12815 * c-decl.c (clone_underlying_type): Move this ...
12816 * c-common.c (set_underlying_type): ... here.
12817 Also, make sure the function properly sets TYPE_STUB_DECL() on
12818 the newly created typedef variant type.
12819 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
12820 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
12823 2009-04-02 Richard Guenther <rguenther@suse.de>
12825 PR tree-optimization/37221
12826 * tree-flow.h (degenerate_phi_result): Declare.
12827 * tree-ssa-dom.c (degenerate_phi_result): Export.
12828 * tree-scalar-evolution.c (analyze_initial_condition): If
12829 the initial condition is defined by a degenerate PHI node
12830 use the degenerate value.
12832 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
12834 PR rtl-optimization/39588
12835 * combine.c (merge_outer_ops): Do not set the constant when this
12837 (simplify_shift_const_1): Do not modify it either in this case.
12839 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
12841 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
12842 tuning is deprecated if -mtune value is set to an Itanium1 variant.
12844 2009-04-01 Janis Johnson <janis187@us.ibm.com>
12847 * c-lex.c (interpret_float): Default (no suffix) is double.
12849 2009-04-1 Xinliang David Li <davidxl@google.com>
12851 * config/i386/i386.c (legitimate_constant_p): Recognize
12852 all one vector constant.
12854 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12856 * config/vax/vax.c: Add #includes to silence warnings.
12857 Change #include order to silence two warnings.
12859 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12861 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
12862 (ASM_SPEC): Pass -k to the assembler for PIC code.
12864 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12866 * config.gcc: Add vax-*-linux* to the switch.
12867 * config/vax/linux.h: New file. (TARGET_VERSION,
12868 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
12870 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12872 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
12873 Use predicate macros instead of GET_CODE() == foo.
12874 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
12875 ashlsi3, rotrsi3, <unnamed>): Likewise.
12877 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12879 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
12880 jbbccihi, jbbccisi): Remova trailing whitespace.
12881 * config/vax/constraints.md: Likewise.
12882 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
12883 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
12884 * config/vax/predicates.md: Likewise.
12885 * config/vax/vax.c (print_operand_address, vax_output_int_move,
12886 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
12887 * config/vax/vax.h: Likewise.
12888 * config/vax/vax.md (nonlocal_goto): Likewise.
12890 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12892 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
12893 (indirectable_address_p, adjacent_operands_p): Add spaces around
12895 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
12897 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12899 * config/vax/vax.c (legitimate_constant_address_p,
12900 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
12901 index_term_p, reg_plus_index_p, legitimate_address_p,
12902 vax_mode_dependent_address_p): Update comments to match functions
12903 modified by the recent int->bool conversion.
12905 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12907 * config/vax/builtins.md: Update copyright message.
12908 * config/vax/constraints.md: Likewise.
12909 * config/vax/netbsd-elf.h: Likewise.
12910 * config/vax/predicates.md: Likewise.
12911 * config/vax/vax-protos.h: Likewise.
12912 * config/vax/vax.c: Likewise.
12913 * config/vax/vax.h: Likewise.
12914 * config/vax/vax.md: Likewise.
12915 * config/vax/vax.opt: Likewise.
12917 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12919 * config/vax/builtins.md (ffssi2, ffssi2_internal,
12920 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
12921 * config/vax/constraints.md (B, R): Likewise.
12922 * config/vax/predicates.md (external_memory_operand,
12923 nonimmediate_addsub_di_operand): Likewise.
12924 * config/vax/vax.c (vax_output_int_add): Likewise.
12925 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
12926 untyped_call): Likewise.
12928 2009-04-01 Matt Thomas <matt@3am-software.com>
12930 * config/vax/predicates.md: New file.
12931 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
12932 external_const_operand, nonsymbolic_operand, external_memory_operand,
12933 indirect_memory_operand, indexed_memory_operand,
12934 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
12935 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
12937 * config/vax/constraints.md: New file.
12938 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
12940 * config/vax/builtins.md: New file.
12941 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
12942 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
12944 * config/vax/vax.opt (mqmath): Add option.
12945 * config/vax/vax.md (isfx): Extend with DI.
12946 (VAXintQH, VAXintQHSD): Define.
12947 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
12948 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
12949 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
12950 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
12951 (movdi): Update constraints and use vax_output_int_move().
12952 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
12953 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
12954 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
12955 nonlocal_goto): New.
12956 (mov<mode>): Extend accepted operand types.
12957 (subdi3_old): Rename from subdi3, change update constraints and use
12958 a new implementation.
12959 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
12960 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
12961 MOVE_RATIO, CLEAR_RATIO): Define.
12962 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
12963 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
12964 (PRINT_OPERAND): Redefine using a function instead of inlined code.
12965 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
12966 (split_quadword_operands): Make static and really allow variable
12968 (print_operand_address): Update for PIC generation.
12969 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
12970 indexable_address_p, fixup_mathdi_operand,
12971 vax_expand_addsub_di_operands, adjacent_operands_p): New.
12972 (vax_float_literal, legitimate_constant_p,
12973 indirectable_constant_address_p, index_term_p,
12974 reg_plus_index_p): Return bool instead of int.
12975 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
12977 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
12979 (vax_output_conditional_branch): Indent.
12980 (legitimate_constant_address_p, indirectable_constant_address_p,
12981 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
12982 vax_mode_dependent_address_p): Return bool instead of int, update for
12984 * config/vax/vax-protos.h (legitimate_constant_address_p,
12985 legitimate_constant_p, legitimate_address_p,
12986 vax_mode_dependent_address_p): Change declaration to bool.
12987 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
12988 vax_expand_addsub_di_operands, vax_output_int_subtract,
12989 vax_output_movmemsi): Declare.
12990 (split_quadword_operands, vax_float_literal): Delete declaration.
12991 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
12992 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
12993 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
12994 ASM_OUTPUT_DWARF_PCREL): Define.
12995 (ASM_SPEC): Change definition to allow PIC generation.
12997 2009-04-01 Steve Ellcey <sje@cup.hp.com>
12999 * doc/sourcebuild.texi: Update front-end requirements.
13001 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13004 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
13005 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
13006 (booldi3_internal3): Use boolean_or_operator instead of
13009 2009-04-01 Joseph Myers <joseph@codesourcery.com>
13012 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
13013 declarator whose size is not an integer constant expression but
13014 folds to an integer constant, then treat it as a constant
13017 2009-04-01 Richard Guenther <rguenther@suse.de>
13019 * fold-const.c (fold_plusminus_mult_expr): Do not fold
13020 i * 4 + 2 to (i * 2 + 1) * 2.
13022 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13025 * c-parser.c (c_parser_asm_statement): Skip until close paren and
13026 return if c_parser_asm_string_literal returned NULL.
13028 2009-04-01 Nick Clifton <nickc@redhat.com>
13030 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
13032 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
13033 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
13034 other typedefs to avoid conflicts with libgcc2.c. Define labels
13035 to gain 16-bit bit-manipulation functions from libgcc2.c and then
13037 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
13038 to gain 16-bit trapping arithmetic functions from libgcc2.c and
13041 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
13043 * varasm.c (default_function_rodata_section): Declare DOT as
13046 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
13047 Andrey Galkin <agalkin@hypercom.com>
13050 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
13051 Make object_name unique for each process.
13053 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13056 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
13057 addressable variables in the parallel that could go out of scope while
13058 running queued tasks.
13060 2009-04-01 Anatoly Sokolov <aesok@post.ru>
13062 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
13063 (CASE_VALUES_THRESHOLD): Redefine.
13064 * config/avr/avr.c (avr_override_options): Remove initialization of
13065 avr_case_values_threshold variable.
13066 (avr_case_values_threshold): Remove variable. Add new function.
13067 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
13068 * config/avr/avr.opt (mno-tablejump): Remove option.
13069 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
13071 2009-04-01 DJ Delorie <dj@redhat.com>
13073 * varasm.c (default_function_rodata_section): Don't assume
13074 anything about where the first '.' in the section name is.
13076 2009-04-01 Alan Modra <amodra@bigpond.net.au>
13078 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
13079 rs6000_emit_stack_tie.
13081 2009-03-31 Ian Lance Taylor <iant@google.com>
13083 * tree-eh.c (tree_remove_unreachable_handlers): Compare
13084 gimple_code with GIMPLE_RESX, not RESX.
13086 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13088 * c-common.c (c_get_ident): New.
13089 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
13091 2009-04-01 Ben Elliston <bje@au.ibm.com>
13093 * config/rs6000/sysv4.opt (msdata): Improve option description.
13095 2009-03-31 Steve Ellcey <sje@cup.hp.com>
13097 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
13098 (divdf3_internal_lat): Remove.
13099 (divxf3_internal_lat): Remove.
13100 (divxf3_internal_thr): Remove.
13101 (divxf): Use divxf3_internal.
13102 * config/ia64/div.md (divsf3_internal_lat): New.
13103 (divdf3_internal_lat): New.
13104 (divxf3_internal): New.
13106 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13109 * Makefile.in (USE_GCC_STDINT): Define.
13110 (stmp-int-hdrs): Install stdint.h if applicable.
13111 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
13113 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
13114 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
13115 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
13116 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13117 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13118 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13119 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13120 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13121 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13122 (c_common_nodes_and_builtins): Initialize
13123 underlying_wchar_type_node. Do not initialize
13124 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
13125 nodes for new types.
13126 (c_stddef_cpp_builtins): Define macros for new types.
13127 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
13129 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
13130 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
13131 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
13132 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
13133 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
13134 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
13135 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
13136 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
13137 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
13138 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
13139 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
13140 int16_type_node, int32_type_node, int64_type_node,
13141 uint8_type_node, uint16_type_node, c_uint32_type_node,
13142 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
13143 int_least32_type_node, int_least64_type_node,
13144 uint_least8_type_node, uint_least16_type_node,
13145 uint_least32_type_node, uint_least64_type_node,
13146 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
13147 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
13148 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
13149 uintptr_type_node): Define.
13150 * c-cppbuiltin.c (builtin_define_constants,
13151 builtin_define_type_minmax): New.
13152 (builtin_define_stdint_macros): Define more macros.
13153 (c_cpp_builtins): Define more limit macros.
13154 (type_suffix): New.
13155 (builtin_define_type_max): Define in terms of
13156 builtin_define_type_minmax. Remove is_long parameter. All
13158 * config.gcc (use_gcc_stdint): Define.
13159 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
13160 Add newlib-stdint.h for generic targets.
13161 * config/glibc-stdint.h, config/newlib-stdint.h,
13162 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
13163 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
13164 * config/score/score.h (UINTPTR_TYPE): Define.
13165 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
13166 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
13167 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13168 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13169 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13170 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13171 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13172 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13173 * config/spu/spu.h (STDINT_LONG32): Define.
13174 * configure.ac (use_gcc_stdint): Substitute.
13175 * configure: Regenerate.
13176 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
13177 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
13178 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
13179 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
13180 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
13181 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
13182 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
13183 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
13184 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
13185 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
13186 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
13187 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
13188 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
13189 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
13190 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
13191 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
13192 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
13193 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
13194 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
13195 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
13196 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
13197 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
13198 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
13199 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13200 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13201 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13202 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13203 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13204 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
13206 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
13208 * loop-iv.c (suitable_set_for_replacement): Renamed from
13209 simplify_using_assignment; changed to return bool and to accept new
13210 args DEST and SRC. Return true iff we find a source/destination pair
13211 that can be used to make a replacement, and fill SRC and DEST if so.
13212 Remove arg ALTERED. Don't deal with altered regs here. All callers
13214 (simplify_using_initial_values): Deal with altered regs here and track
13215 more precisely the effect they have on the validity of our expression.
13217 * loop-iv.c (simplify_using_condition): A condition of the form
13218 (EQ REG CONST) can be used to simply make a substitution.
13219 (simplify_using_initial_values): Keep track of conditions we have seen
13220 and keep using them to simplify new expressions, while applying the
13221 same substitutions to them as to the expression.
13223 * simplify-rtx.c (simplify_relational_operation_1): Simplify
13224 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
13227 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
13228 changed. Use this when trying to improve the upper bound.
13229 Generate the comparison by using simplify_gen_relational.
13231 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
13233 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
13235 (simplify_using_assignment, simplify_using_initial_values): Call
13236 replace_in_expr to make replacements. Call replace_single_def_regs
13237 once on the initial version of the expression.
13239 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13242 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
13244 2009-03-31 Richard Guenther <rguenther@suse.de>
13246 PR middle-end/31029
13247 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
13248 equality comparisons. Fold C - X CMP X if C % 2 == 1.
13250 2009-03-31 Richard Guenther <rguenther@suse.de>
13252 * tree.h (div_if_zero_remainder): Declare.
13253 * fold-const.c (div_if_zero_remainder): Export.
13254 * tree-ssa-forwprop.c
13255 (forward_propagate_addr_into_variable_array_index): Handle
13256 constant array index addition outside of the variable index.
13258 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13261 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
13262 define_splits, floatunssi<mode>2): Require x87 conversions from
13263 DImode to be permitted.
13265 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13267 PR preprocessor/15638
13268 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
13270 2009-03-31 Richard Guenther <rguenther@suse.de>
13272 PR middle-end/23401
13273 PR middle-end/27810
13274 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
13275 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
13276 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
13277 a separate statement.
13278 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
13279 (lookup_tmp_var): Likewise.
13280 (is_gimple_formal_tmp_or_call_rhs): Remove.
13281 (is_gimple_reg_or_call_rhs): Rename to ...
13282 (is_gimple_reg_rhs_or_call): ... this.
13283 (is_gimple_mem_or_call_rhs): Rename to ...
13284 (is_gimple_mem_rhs_or_call): ... this.
13285 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
13286 DECL_GIMPLE_REG_P only if is_formal is true.
13287 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
13288 for non-proper post-modify expression gimplification.
13289 (gimplify_self_mod_expr): For post-modify expressions gimplify
13290 the lvalue to a minimal lvalue.
13291 (rhs_predicate_for): Remove formal temp case.
13292 (gimplify_modify_expr_rhs): Likewise.
13293 (gimplify_addr_expr): Use is_gimple_reg.
13294 (gimplify_expr): Remove formal temp cases.
13295 (gimple_regimplify_operands): Likewise.
13296 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
13297 and FILTER_EXPR like constants.
13298 * gimple.c (walk_gimple_op): Fix val_only initialization, use
13300 (is_gimple_formal_tmp_rhs): Remove.
13301 (is_gimple_reg_rhs): Remove special casing.
13302 (is_gimple_mem_rhs): Fix.
13303 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
13304 (is_gimple_formal_tmp_var): Remove.
13305 (is_gimple_formal_tmp_reg): Likewise.
13306 (is_gimple_min_lval): Allow invariant component ref parts.
13307 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
13308 is_gimple_formal_tmp_reg): Remove declarations.
13309 * tree-cfg.c (verify_expr): Verify that variables with address
13310 taken do not have DECL_GIMPLE_REG_P set.
13311 * tree-mudflap.c (mf_build_check_statement_for): Use
13312 force_gimple_operand instead of gimplify_expr.
13314 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
13316 * modulo-sched.c (sms_schedule_by_order): Pass the actual
13317 schedulable rows to compute_split_row.
13319 2009-03-31 Ben Elliston <bje@au.ibm.com>
13322 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
13325 2009-03-31 Alan Modra <amodra@bigpond.net.au>
13327 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
13328 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
13329 * configure: Regenerate.
13330 * config.in: Regenerate.
13331 * config/rs6000/rs6000.opt (mtls-markers): Add.
13332 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
13333 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
13334 (tls_ld_aix, tls_ld_sysv): Likewise.
13335 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
13336 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
13338 2009-03-31 Alan Modra <amodra@bigpond.net.au>
13340 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
13342 2009-03-30 Jan Hubicka <jh@suse.cz>
13344 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
13346 (tree_remove_unreachable_handlers): Cleanup EH predecestor
13347 detection and label handling.
13349 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13351 * ira-int.h (ira_allocno): Rename left_conflicts_num to
13352 left_conflicts_size.
13353 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
13354 ALLOCNO_LEFT_CONFLICTS_SIZE.
13356 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
13357 remove_allocno_from_bucket_and_push,
13358 allocno_spill_priority_compare, push_allocnos_to_stack,
13359 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
13360 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
13361 (setup_allocno_left_conflicts_num): Ditto. Rename to
13362 setup_allocno_left_conflicts_size.
13363 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
13364 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
13365 setup_allocno_left_conflicts_size instead of
13366 setup_allocno_left_conflicts_num.
13368 * ira-build.c (ira_create_allocno): Use
13369 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
13370 ALLOCNO_LEFT_CONFLICTS_NUM.
13372 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13374 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
13375 instead of DF_LR_OUT.
13377 * ira-lives.c (process_bb_node_lives): Ditto.
13379 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
13380 instead of DF_LR_{OUT,IN}.
13382 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
13384 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
13386 2009-03-30 Jan Hubicka <jh@suse.cz>
13388 * except.c (label_to_region_map): Fix thinko.
13390 2009-03-30 Steve Ellcey <sje@cup.hp.com>
13392 PR middle-end/38237
13393 * tree.h (tree_find_value): New declaration.
13394 * tree.c (tree_find_value): New function.
13395 * varasm.c (assemble_external): Avoid duplicate entries on lists.
13397 2009-03-30 Jakub Jelinek <jakub@redhat.com>
13400 * c-decl.c (struct c_binding): Add locus field.
13401 (bind): Add locus argument, set locus field from it.
13402 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
13403 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
13404 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
13405 implicitly_declare, undeclared_variable, lookup_label,
13406 declare_label, c_make_fname_decl, c_builtin_function,
13407 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
13410 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
13413 * config/i386/i386.c (classify_argument): Check total size of
13416 2009-03-30 Martin Jambor <mjambor@suse.cz>
13418 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
13419 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
13420 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
13423 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
13424 seen_variable_array_ref while also traversing a union.
13426 * tree-inline.c (optimize_inline_calls): Do not call
13427 cgraph_node_remove_callees.
13428 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
13429 (pass_remove_cgraph_callee_edges): New variable.
13430 * passes.c (init_optimization_passes): Add
13431 pass_remove_cgraph_callee_edges after early inlining and before all
13432 late intraprocedural passes.
13434 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
13436 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13438 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
13439 Fix typos in names.
13441 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13443 * combine.c (simplify_comparison): Use have_insn_for.
13444 * dojump.c (do_jump): Likewise.
13446 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13448 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
13449 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
13450 sparc_compare_op0 like sparc_compare_emitted used to be handled.
13451 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
13452 instead of sparc_compare_emitted.
13453 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
13454 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
13455 instead of sparc_compare_emitted.
13457 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13459 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
13460 enter/exit cfglayout mode.
13461 (pass_partition_block): Require it.
13462 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
13463 (combine_instructions): Track basic blocks instead of labels.
13464 (update_cfg_for_uncondjump): New.
13465 (try_combine): Use it. Update jumps after rescanning.
13466 (pass_combine): Require PROP_cfglayout.
13467 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
13469 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13471 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
13472 Provide/destroy PROP_cfglayout respectively.
13473 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
13474 * tree-pass.h (PROP_cfglayout): New.
13476 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13478 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
13479 fold_convert_const_fixed_from_fixed,
13480 fold_convert_const_fixed_from_int,
13481 fold_convert_const_fixed_from_real, fold_negate_const): Do not
13482 set TREE_CONSTANT_OVERFLOW.
13483 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
13484 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
13486 2009-03-30 Ira Rosen <irar@il.ibm.com>
13488 * tree-vect-loop-manip.c: New file.
13489 * tree-vectorizer.c: Update documentation and included files.
13490 (vect_loop_location): Make extern.
13491 (rename_use_op): Move to tree-vect-loop-manip.c
13492 (rename_variables_in_bb, rename_variables_in_loop,
13493 slpeel_update_phis_for_duplicate_loop,
13494 slpeel_update_phi_nodes_for_guard1,
13495 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
13496 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
13497 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
13498 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
13499 find_loop_location): Likewise.
13500 (new_stmt_vec_info): Move to tree-vect-stmts.c.
13501 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
13502 get_vectype_for_scalar_type, vect_is_simple_use,
13503 supportable_widening_operation, supportable_narrowing_operation):
13505 (bb_in_loop_p): Move to tree-vect-loop.c.
13506 (new_loop_vec_info, destroy_loop_vec_info,
13507 reduction_code_for_scalar_code, report_vect_op,
13508 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
13509 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
13510 (vect_supportable_dr_alignment): Likewise.
13511 * tree-vectorizer.h (tree-data-ref.h): Include.
13512 (vect_loop_location): Declare.
13513 Reorganize function declarations according to the new file structure.
13514 * tree-vect-loop.c: New file.
13515 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
13516 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
13517 * tree-vect-data-refs.c: New file.
13518 * tree-vect-patterns.c (timevar.h): Don't include.
13519 * tree-vect-stmts.c: New file.
13520 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
13521 tree-vect-slp.c, tree-vect-loop.c.
13522 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
13523 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
13524 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
13525 (tree-vect-analyze.o): Remove.
13526 (tree-vect-transform.o): Likewise.
13527 (tree-vect-data-refs.o): Add rule.
13528 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
13529 tree-vect-slp.o): Likewise.
13530 (tree-vect-patterns.o): Remove redundant dependencies.
13531 (tree-vectorizer.o): Likewise.
13532 * tree-vect-slp.c: New file.
13534 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13536 * optc-gen.awk: Warn if an option flag has multiple different
13539 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
13541 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
13542 -floop-block): Document dependences on PPL, CLooG and Graphite.
13544 2009-03-30 Joseph Myers <joseph@codesourcery.com>
13546 PR rtl-optimization/323
13547 * c-common.c (c_fully_fold, convert_and_check,
13548 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
13549 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
13550 * c-common.def (EXCESS_PRECISION_EXPR): New.
13551 * c-cppbuiltin.c (builtin_define_float_constants): Define
13552 constants with enough digits for long double.
13553 * c-lex.c (interpret_float): Interpret constant with excess
13554 precision where appropriate.
13555 * c-opts.c (c_common_post_options): Set
13556 flag_excess_precision_cmdline. Give an error for
13557 -fexcess-precision=standard for C++ for processors where the
13558 option is significant.
13559 * c-parser.c (c_parser_conditional_expression): Handle excess
13560 precision in condition.
13561 * c-typeck.c (convert_arguments): Handle arguments with excess
13563 (build_unary_op): Move excess precision outside operation.
13564 (build_conditional_expr): Likewise.
13565 (build_compound_expr): Likewise.
13566 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
13567 (build_modify_expr): Handle excess precision in RHS.
13568 (convert_for_assignment): Handle excess precision in converted
13570 (digest_init, output_init_element, process_init_element): Handle
13571 excess precision in initializer.
13572 (c_finish_return): Handle excess precision in return value.
13573 (build_binary_op): Handle excess precision in operands and add
13574 excess precision as needed for operation.
13575 * common.opt (-fexcess-precision=): New option.
13576 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
13577 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
13578 For standard excess precision, output explicit conversion to and
13579 truncation from XFmode.
13580 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
13581 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
13582 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
13583 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
13584 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
13585 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
13586 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
13587 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
13588 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
13589 define_splits, sqrt<mode>2): Disable where appropriate for
13590 standard excess precision.
13591 * convert.c (convert_to_real): Do not shorten arithmetic to type
13592 for which excess precision would be used.
13593 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
13594 * doc/invoke.texi (-fexcess-precision=): Document option.
13595 (-mfpmath=): Correct index entry.
13596 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
13597 flag_excess_precision): New.
13598 * langhooks.c (lhd_post_options): Set
13599 flag_excess_precision_cmdline.
13600 * opts.c (common_handle_option): Handle -fexcess-precision=.
13601 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
13602 init_excess_precision): New.
13603 (lang_dependent_init_target): Call init_excess_precision.
13604 * tree.c (excess_precision_type): New.
13605 * tree.h (excess_precision_type): Declare.
13607 2009-03-30 Joseph Myers <joseph@codesourcery.com>
13610 * c-typeck.c (build_component_ref): Do not copy qualifiers from
13611 non-lvalue to component.
13613 2009-03-29 Joseph Myers <joseph@codesourcery.com>
13615 PR preprocessor/34695
13616 * Makefile.in (c-opts.o): Depend on c-tree.h.
13617 * c-common.c: Move down include of diagnostic.h.
13618 (done_lexing, c_cpp_error): New.
13619 * c-common.h (done_lexing): Declare.
13620 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
13622 * c-opts.c: Include c-tree.h.
13623 (c_common_init_options): Set preprocessor error callback.
13624 (c_common_handle_option): Do not set preprocessor
13625 inhibit_warnings, warnings_are_errors, warn_system_headers,
13626 pedantic_errors or inhibit_warnings flags.
13627 (c_common_post_options): Do not check cpp_errors (parse_in).
13628 (c_common_finish): Do not output dependencies if there were
13629 errors. Do not check return value of cpp_finish.
13630 * c-ppoutput.c (pp_file_change): Set input_location.
13631 * c-tree.h (c_cpp_error): Declare.
13632 * diagnostic.c (diagnostic_set_info_translated): Also initialize
13634 (diagnostic_build_prefix): Check override_column.
13635 * diagnostic.h (diagnostic_info): Add override_column field.
13636 (diagnostic_override_column): Define.
13638 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
13640 * c-common.c (c_expand_expr, c_staticp): Remove.
13641 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
13642 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
13643 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
13644 * c-gimplify.c (gimplify_compound_literal_expr,
13645 optimize_compound_literals_in_ctor): Remove.
13646 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
13647 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
13648 * c-semantics.c (emit_local_var): Remove.
13650 * langhooks-def.h (lhd_expand_expr): Remove.
13651 * langhooks.c (lhd_expand_expr): Remove.
13652 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
13654 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
13655 handling from c-semantics.c; don't call into langhook.
13656 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
13657 * gimplify.c (gimplify_compound_literal_expr,
13658 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
13659 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
13660 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
13661 as was done in c-gimplify.c.
13662 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
13663 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
13664 Move from c-common.h.
13665 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
13667 * tree.c (staticp): Do not call langhook.
13668 * langhooks.c (lhd_staticp): Delete.
13669 * langhooks-def.h (lhd_staticp): Delete prototype.
13670 (LANG_HOOKS_STATICP): Delete.
13671 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
13673 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
13674 instead of DECL_STMTs.
13676 2009-03-29 Joseph Myers <joseph@codesourcery.com>
13684 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
13686 (fold_call_expr): Return a NOP_EXPR from folding rather than the
13687 contained expression.
13688 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
13689 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
13690 conditional expressions for C.
13691 (decl_constant_value_for_optimization): Move from
13692 decl_constant_value_for_broken_optimization in c-typeck.c. Check
13693 whether optimizing and that the expression is a VAR_DECL not of
13694 array type instead of doing such checks in the caller. Do not
13695 check pedantic. Call gcc_unreachable for C++.
13696 * c-common.def (C_MAYBE_CONST_EXPR): New.
13697 * c-common.h (c_fully_fold, c_save_expr,
13698 decl_constant_value_for_optimization): New prototypes.
13699 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
13700 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
13701 EXPR_INT_CONST_OPERANDS): Define.
13702 * c-convert.c (convert): Strip nops from expression.
13703 * c-decl.c (groktypename): Take extra parameters expr and
13704 expr_const_operands. Update call to grokdeclarator.
13705 (start_decl): Update call to grokdeclarator. Add statement for
13706 expressions used in type of decl.
13707 (grokparm): Update call to grokdeclarator.
13708 (push_parm_decl): Update call to grokdeclarator.
13709 (build_compound_literal): Add parameter non_const and build a
13710 C_MAYBE_COSNT_EXPR if applicable.
13711 (grokdeclarator): Take extra parameters expr and
13712 expr_const_operands. Track expressions used in declaration
13713 specifiers and declarators. Fold array sizes and track whether
13714 they are constant expressions and whether they are integer
13715 constant expressions.
13716 (parser_xref_tag): Set expr and expr_const_operands fields in
13718 (grokfield): Update call to grokdeclarator.
13719 (start_function): Update call to grokdeclarator.
13720 (build_null_declspecs): Set expr and expr_const_operands fields in
13722 (declspecs_add_type): Handle expressions in typeof specifiers.
13723 * c-parser.c (c_parser_declspecs): Set expr and
13724 expr_const_operands fields for declaration specifiers.
13725 (c_parser_enum_specifier): Likewise.
13726 (c_parser_struct_or_union_specifier): Likewise.
13727 (c_parser_typeof_specifier): Likewise. Update call to
13728 groktypename. Fold expression as needed. Return expressions with
13729 type instead of adding statements.
13730 (c_parser_attributes): Update calls to c_parser_expr_list.
13731 (c_parser_statement_after_labels): Fold expression before passing
13732 to objc_build_throw_stmt.
13733 (c_parser_condition): Fold expression.
13734 (c_parser_asm_operands): Fold expression.
13735 (c_parser_conditional_expression): Use c_save_expr. Update call
13736 to build_conditional_expr.
13737 (c_parser_alignof_expression): Update call to groktypename.
13738 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
13739 original_code. Fold expression argument of va_arg. Create
13740 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
13741 argument to va_arg. Update calls to groktypename. Fold array
13742 index for offsetof. Verify that first argument to
13743 __builtin_choose_expr has integer type.
13744 (c_parser_postfix_expression_after_paren_type): Update calls to
13745 groktypename and build_compound_literal. Handle expressions with
13746 side effects in type name.
13747 (c_parser_postfix_expression_after_primary): Update call to
13748 c_parser_expr_list. Set original_code for calls to
13749 __builtin_constant_p.
13750 (c_parser_expr_list): Take extra parameter fold_p. Fold
13751 expressions if requested.
13752 (c_parser_objc_type_name): Update call to groktypename.
13753 (c_parser_objc_synchronized_statement): Fold expression.
13754 (c_parser_objc_receiver): Fold expression.
13755 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
13756 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
13757 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
13758 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
13759 (struct c_typespec): Add elements expr and expr_const_operands.
13760 (struct c_declspecs): Add elements expr and expr_const_operands.
13761 (groktypename, build_conditional_expr, build_compound_literal):
13763 (in_late_binary_op): Declare.
13764 * c-typeck.c (note_integer_operands): New function.
13765 (in_late_binary_op): New variable.
13766 (decl_constant_value_for_broken_optimization): Move to c-common.c
13767 and rename to decl_constant_value_for_optimization.
13768 (default_function_array_conversion): Do not strip nops.
13769 (default_conversion): Do not call
13770 decl_constant_value_for_broken_optimization.
13771 (build_array_ref): Do not fold result.
13772 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
13773 result when operand is a VLA.
13774 (c_expr_sizeof_type): Update call to groktypename. Handle
13775 expressions included in type name. Use C_MAYBE_CONST_EXPR for
13776 result when operand names a VLA type.
13777 (build_function_call): Update call to build_compound_literal.
13778 Only fold result for calls to __builtin_* functions. Strip
13779 NOP_EXPR from INTEGER_CST returned from such functions. Fold
13780 the function designator.
13781 (convert_arguments): Fold arguments. Update call to
13782 convert_for_assignment.
13783 (build_unary_op): Handle increment and decrement of
13784 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
13785 decrement earlier. Fold operand of increment and decrement.
13786 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
13787 built for integer operand. Wrap returns that are INTEGER_CSTs
13788 without being integer constant expressions or that have integer
13789 constant operands without being INTEGER_CSTs.
13790 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
13791 (build_conditional_expr): Add operand ifexp_bcp. Track whether
13792 result is an integer constant expression or can be used in
13793 unevaluated parts of one and avoid folding and wrap as
13794 appropriate. Fold operands before possibly doing -Wsign-compare
13796 (build_compound_expr): Wrap result for C99 if operands can be used
13797 in integer constant expressions.
13798 (build_c_cast): Update call to digest_init. Do not ignore
13799 overflow from casting floating-point constants to integers. Wrap
13800 results that could be confused with integer constant expressions,
13801 null pointer constants or floating-point constants.
13802 (c_cast_expr): Update call to groktypename. Handle expressions
13803 included in type name.
13804 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
13805 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
13806 Update calls to convert_for_assignment.
13807 (convert_for_assignment): Take new parameter
13808 null_pointer_constant. Do not strip nops or call
13809 decl_constant_value_for_broken_optimization. Set
13810 in_late_binary_op for conversions to boolean.
13811 (store_init_value): Update call to digest_init.
13812 (digest_init): Take new parameter null_pointer_constant. Do not
13813 call decl_constant_value_for_broken_optimization. pedwarn for
13814 initializers not constant expressions. Update calls to
13815 convert_for_assignment.
13816 (constructor_nonconst): New.
13817 (struct constructor_stack): Add nonconst element.
13818 (really_start_incremental_init, push_init_level, pop_init_level):
13819 Handle constructor_nonconst and nonconst element.
13820 (set_init_index): Call constant_expression_warning for array
13822 (output_init_element): Fold value. Set constructor_nonconst as
13823 applicable. pedwarn for initializers not constant expressions.
13824 Update call to digest_init. Call constant_expression_warning
13825 where constant initializers are required.
13826 (process_init_element): Use c_save_expr.
13827 (c_finish_goto_ptr): Fold expression.
13828 (c_finish_return): Fold return value. Update call to
13829 convert_for_assignment.
13830 (c_start_case): Fold switch expression.
13831 (c_process_expr_stmt): Fold expression.
13832 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
13833 ensure statement expression is not evaluated in constant expression.
13834 (build_binary_op): Track whether results are integer constant
13835 expressions or may occur in such, disable folding and wrap results
13836 as applicable. Fold operands for -Wsign-compare warnings unless
13838 (c_objc_common_truthvalue_conversion): Handle results folded to
13839 integer constants that are not integer constant expressions.
13840 * doc/extend.texi: Document when typeof operands are evaluated,
13841 that condition of __builtin_choose_expr is an integer constant
13842 expression, and more about use of __builtin_constant_p in
13845 2009-03-29 Richard Guenther <rguenther@suse.de>
13847 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
13848 propagate addresses of array references.
13850 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
13852 * regmove.c (perhaps_ends_bb_p): Remove.
13853 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
13854 from INSN and check that the main loop stays within that basic block.
13855 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
13856 (regmove_forward_pass): Split out from regmove_optimize. Use
13857 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
13858 (regmove_backward_pass): Split out from regmove_optimize. Use
13859 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
13860 (regmove_optimize): Simplify.
13862 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
13865 * config/i386/i386.c (classify_argument): Ignore flexible array
13866 member in struct and warn ABI change.
13868 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
13870 * config/i386/i386-protos.h (ix86_agi_dependent): New.
13872 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
13873 (ix86_adjust_cost): Updated.
13875 2009-03-29 Jan Hubicka <jh@suse.cz>
13877 PR middle-end/28850
13878 * tree-pass.h (pass_cleanup_eh): New function.
13879 (remove_unreachable_regions): Break code handling RTL
13880 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
13881 that can not be reached by runtime.
13882 (can_be_reached_by_runtime): New function.
13883 (label_to_region_map): New function.
13884 (num_eh_regions): New function.
13885 (rtl_remove_unreachable_regions): New function.
13886 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
13887 (remove_eh_region): New function.
13888 * except.h: Include sbitmap and vecprim.
13889 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
13890 num_eh_regions): Declare.
13891 * passes.c (init_optimization_passes): Schedule cleanup_eh.
13892 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
13893 * tree-eh.c (tree_remove_unreachable_handlers): New function.
13894 (tree_empty_eh_handler_p): New function.
13895 (cleanup_empty_eh): New function.
13896 (cleanup_eh): New function.
13897 (pass_cleanup_eh): New function.
13899 2009-03-29 Jan Hubicka <jh@suse.cz>
13901 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
13902 for removed regions.
13904 2009-03-29 Jan Hubicka <jh@suse.cz>
13906 * except.c (dump_eh_tree): Dump all datastructures.
13908 2009-03-29 Jan Hubicka <jh@suse.cz>
13910 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
13911 (duplicate_eh_regions_1): Likewise.
13912 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
13913 vector; call EH verification.
13914 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
13915 Be ready for region being removed.
13917 2009-03-29 Jan Hubicka <jh@suse.cz>
13919 * bitmap.c (bitmap_last_set_bit): New function.
13920 * bitmap.h (bitmap_last_set_bit): Declare.
13922 2009-03-29 David Ayers <ayers@fsfe.org>
13925 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
13926 by calling objc_compare_types and surpress warnings about
13927 incompatible C pointers that are compatible ObjC pointers.
13929 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
13931 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
13932 call initialize_inline_failed.
13933 (initialize_inline_failed): Move it from here ...
13934 * cgraph.c (initialize_inline_failed): ... to here.
13935 (cgraph_create_edge): Call initialize_inline_failed rather than
13936 setting inline_failed directly.
13938 2009-03-29 Ben Elliston <bje@au.ibm.com>
13941 * sysv4.opt (msdata): Improve comment.
13942 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
13943 * sysv4.h (SVR4_ASM_SPEC): Likewise.
13945 2009-03-29 Ben Elliston <bje@au.ibm.com>
13948 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
13949 load and store attributes.
13951 2009-03-29 Ben Elliston <bje@au.ibm.com>
13953 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
13954 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
13955 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
13956 * doc/extend.texi (X86 Built-in Functions): Add index entries for
13957 __builtin_infq and __builtin_huge_valq.
13959 2009-03-28 Anatoly Sokolov <aesok@post.ru>
13961 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
13963 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
13964 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
13966 2009-03-28 Xinliang David Li <davidxl@google.com>
13968 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
13969 (do_dbg_cnt): New function.
13971 2009-03-28 Jan Hubicka <jh@suse.cz>
13973 Merge from pretty-ipa:
13975 2009-03-27 Jan Hubicka <jh@suse.cz>
13977 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
13978 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
13979 * passes.c (function_called_by_processed_nodes_p): New.
13980 * ipa-pure-const.c (check_call): Fix handling of operands.
13981 (analyze_function): Dump debug output for skipped bodies.
13982 (local_pure_const): Use function_called_by_processed_nodes_p.
13983 * dwarf2out.c (reference_to_unused): Use output.
13984 * passes.c (do_per_function_toporder): Likewise.
13986 2008-11-12 Jan Hubicka <jh@suse.cz>
13988 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
13989 * ipa-pure-const.c (funct_state_d): Add can throw field; make
13990 state_set_in_source enum
13991 (check_decl): Ignore memory tags; do not set fake looping flags;
13993 (check_operand, check_tree, check_rhs_var, check_lhs_var,
13994 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
13995 (check_call, analyze_function): Rewrite.
13997 (add_new_function): Update call of analyze_function.
13998 (generate_summary): Add call of analyze_function.
13999 (propagate): Propagate can_throw; handle state_set_in_source correctly.
14000 (local_pure_const): New function.
14001 (pass_local_pure_const): New pass.
14002 * ipa-inline.c (inline_transform): Set after_inlining.
14003 * tree-eh.c (stmt_can_throw_external): New.
14004 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
14005 work with aliasing built.
14006 * tree-flow.h (stmt_can_throw_external): New.
14007 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
14008 and local pure/const pass in early and late optimization queue.
14010 2009-03-28 Martin Jambor <mjambor@suse.cz>
14012 * fold-const.c (get_pointer_modulus_and_residue): New parameter
14014 (fold_binary): Allow function decl aligment consideration is the
14015 second argument is integer constant one.
14016 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
14017 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
14018 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
14020 2009-03-28 Jan Hubicka <jh@suse.cz>
14022 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
14023 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
14024 * function.h (rtl_data): Add nothrow flag.
14025 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
14026 set DECL_NOTHROW for AVAILABLE functions.
14028 2009-03-28 Jakub Jelinek <jakub@redhat.com>
14030 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
14031 following vector keyword has expansion starting with pixel or bool
14032 keyword, expand vector to __vector and pixel or bool to __pixel or
14036 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
14037 warn_if_disallowed_function_p): Removed.
14038 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
14039 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
14040 warning_if_disallowed_function_p.
14041 * flags.h (warn_if_disallowed_function_p,
14042 warn_disallowed_functions): Removed.
14043 * common.opt (Wdisallowed-function-list=): Removed.
14044 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
14046 2009-03-28 Richard Guenther <rguenther@suse.de>
14048 PR tree-optimization/38723
14049 * tree-ssa-pre.c (compute_avail): Add all default definitions to
14052 2009-03-28 Jan Hubicka <jh@suse.cz>
14054 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
14055 test introduced by my previous patch.
14057 2009-03-28 Richard Guenther <rguenther@suse.de>
14059 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
14060 the PHIs value undefined.
14062 2009-03-28 Jan Hubicka <jh@suse.cz>
14064 * tree-pass.h (pass_fixup_cfg): New pass.
14065 * ipa-inline.c (inline_transform): Set
14066 always_inline_functions_inlined/after_inlining.
14067 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
14068 (pass_fixup_cfg): New pass.
14069 * passes.c (init_optimization_passes): Add fixup_cfg.
14071 2009-03-28 Richard Guenther <rguenther@suse.de>
14073 PR tree-optimization/38458
14074 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
14075 argument use the arguments copy-of value.
14077 2009-03-28 Richard Guenther <rguenther@suse.de>
14079 PR tree-optimization/38180
14080 * tree-ssa-ccp.c (get_default_value): Simplify.
14081 (likely_value): Likewise.
14082 (surely_varying_stmt_p): Properly handle VOP case.
14083 (ccp_initialize): Likewise.
14084 (ccp_fold): Handle propagating through *&.
14085 (fold_const_aggregate_ref): Also handle decls.
14087 2009-03-28 Jan Hubicka <jh@suse.cz>
14089 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
14090 * cgraph.h (cgraph_node): Likewise.
14091 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
14092 (cgraph_reset_node): Use process flag.
14093 (cgraph_mark_functions_to_output): Likewise.
14094 (cgraph_expand_function): Likewise.
14095 (cgraph_expand_all_functions): Likewise.
14096 (cgraph_output_in_order): Likewise.
14097 * dwarf2out.c (reference_to_unused): Likewise.
14098 * passes.c do_per_function_toporder): Likewise.
14100 2009-03-28 Jan Hubicka <jh@suse.cz>
14102 Bring from lto-branch:
14104 2008-09-03 Doug Kwan <dougkwan@google.com>
14106 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
14107 enums instead of reason strings.
14108 * cgraph.c (cgraph_create_edge): Same.
14109 (cgraph_inline_failed_string): New function.
14110 * cgraph.h (cgraph_inline_failed_t): New enum type.
14111 (cgraph_inline_failed_string): New prototype.
14112 (struct cgraph_edge): Change type of INLINED_FAILED from constant
14113 char pointer to cgraph_inline_failed_t.
14114 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
14115 (cgraph_default_inline_p): Ditto.
14116 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
14117 to cgraph_inline_failed_t pointer.
14118 * cif-code.def: New file.
14119 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
14121 (cgraph_check_inline_limits): Change type of REASON to pointer to
14122 cgraph_inline_failed_t. Replace reason strings with enums.
14123 (cgraph_default_inline_p): Ditto.
14124 (cgraph_recursive_inlining_p): Ditto.
14125 (update_caller_keys): Change type of FAILED_REASON to
14126 cgraph_inline_failed_t.
14127 (cgraph_set_inline_failed): Change type of REASON to pointer to
14128 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
14129 convert enums to strings for text output.
14130 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
14131 to be of type cgraph_inline_failed_t. Replace reason strings with
14132 enums. Call cgraph_inline_failed_string to covert enums
14133 to strings for text output.
14134 (cgraph_decide_inlining): Replace reason strings with enums.
14135 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
14136 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
14138 * tree-inline.c (expand_call_inline): Change type of REASON
14139 to cgraph_inline_failed_t. Replace reason strings with enums.
14140 Call cgraph_inline_failed_string for text output.
14141 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
14144 2009-03-28 Jan Hubicka <jh@suse.cz>
14146 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
14147 cgraph_clone_node): Remove master clone handling.
14148 (cgraph_is_master_clone, cgraph_master_clone): Remove.
14149 * cgraph.h (master_clone): Remove.
14150 (cgraph_is_master_clone, cgraph_master_clone): Remove.
14151 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
14152 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
14154 2009-03-28 Jan Hubicka <jh@suse.cz>
14156 * cgraph.c (cgraph_function_body_availability): Functions declared
14157 inline are always safe to assume that it is not going to be replaced.
14159 2009-03-28 Richard Guenther <rguenther@suse.de>
14161 PR tree-optimization/38513
14162 * tree-ssa-pre.c (eliminate): Remove redundant stores.
14163 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
14164 EXC_PTR_EXPR and FILTER_EXPR.
14165 (get_ref_from_reference_ops): Likewise.
14167 2009-03-28 Richard Guenther <rguenther@suse.de>
14169 PR tree-optimization/38968
14170 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
14171 Use FLOOR_MOD_EXPR to compute misalignment.
14173 2009-03-28 Richard Guenther <rguenther@suse.de>
14175 PR tree-optimization/37795
14176 * tree.h (combine_comparisons): Declare.
14177 * fold-const.c (combine_comparisons): Export.
14178 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
14180 (ifcombine_iforif): Use combine_comparisons.
14182 2009-03-28 Jan Hubicka <jh@suse.cz>
14184 * tree-eh.c (inlinable_call_p): New function.
14185 (make_eh_edges): Use it.
14186 (verify_eh_edges): Use it.
14187 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
14188 * except.c (reachable_next_level): Add inlinable_function argument
14189 (sjlj_find_directly_reachable_regions): Update.
14190 (add_reachable_handler): Do not set saw_any_handlers.
14191 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
14192 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
14193 Add new inlinable call parameter.
14194 (can_throw_internal, can_throw_external): Update.
14195 * except.h (can_throw_internal_1, can_throw_external_1,
14196 foreach_reachable_handler): Update declaration.
14198 2009-03-28 Joseph Myers <joseph@codesourcery.com>
14200 * config/arm/t-arm-coff, config/h8300/coff.h,
14201 config/i386/i386-aout.h, config/i386/i386-coff.h,
14202 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
14203 config/pdp11/2bsd.h, config/rs6000/aix41.h,
14204 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
14205 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
14206 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
14207 sys-types.h: Remove.
14208 * Makefile.in: Remove protoize and fixproto support and references
14210 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
14211 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
14213 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
14214 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
14215 unprotoize$(exeext).
14216 (rest.encap): Don't depend on $(STMP_FIXPROTO)
14217 (.PHONY): Don't depend on proto.
14218 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
14219 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
14220 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
14221 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
14222 build/gen-protos.o, build/scan.o, xsys-protos.h,
14223 build/fix-header$(build_exeext), build/fix-header.o,
14224 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
14225 stmp-install-fixproto): Remove.
14226 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
14227 SYSCALLS.c or fixproto files.
14228 (install-common): Don't install protoize.
14229 (install-headers-tar, install-headers-cpio, install-headers-cp):
14230 Don't depend on $(STMP_FIXPROTO).
14231 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
14232 install fixproto files or write out fixproto settings.
14233 (uninstall): Don't uninstall protoize.
14234 * config.gcc (use_fixproto): Remove.
14235 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
14236 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
14237 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
14238 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
14239 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
14240 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
14241 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
14242 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
14243 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
14244 * config/t-vxworks (STMP_FIXPROTO): Remove.
14245 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
14246 STMP_FIXPROTO): Remove.
14247 * config.in, configure: Regenerate.
14248 * crtstuff.c (gid_t, uid_t): Don't undefine.
14249 * doc/install.texi: Change m68k-coff to m68k-elf in example.
14250 (arm-*-coff, arm-*-aout: Remove target entries.
14251 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
14252 Remove mention of AIX 4.1.
14253 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
14254 * doc/invoke.texi (Running Protoize): Remove.
14255 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
14256 (Protoize Caveats): Remove.
14257 * tsystem.h: Update comments on headers assumed to exist.
14259 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
14261 * genautomata.c: Add a new year to the copyright. Add a new
14263 (struct insn_reserv_decl): Add comments for member bypass_list.
14264 (find_bypass): Remove.
14265 (insert_bypass): New.
14266 (process_decls): Use insert_bypass.
14267 (output_internal_insn_latency_func): Output all bypasses with the
14268 same input insn in one switch case.
14270 * rtl.def (define_bypass): Describe bypass choice.
14271 * doc/md.texi (define_bypass): Ditto.
14273 2009-03-27 Richard Guenther <rguenther@suse.de>
14275 * gimplify.c (mark_addressable): Export.
14276 * tree-flow.h (mark_addressable): Declare.
14277 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
14278 * tree-ssa.c (verify_phi_args): Verify that address taken
14279 variables have TREE_ADDRESSABLE set.
14281 2009-03-27 Richard Guenther <rguenther@suse.de>
14283 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
14284 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
14285 Do not mark decls TREE_ADDRESSABLE.
14286 (build_fold_addr_expr): Adjust.
14287 (fold_addr_expr): Remove.
14288 (fold_unary): Use build_fold_addr_expr.
14289 (fold_comparison): Likewise.
14290 (split_address_to_core_and_offset): Likewise.
14291 * coverage.c (tree_coverage_counter_addr): Mark the array decl
14293 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
14294 (gimplify_modify_expr_to_memcpy): Mark source and destination
14296 * omp-low.c (create_omp_child_function): Mark the object decl
14298 (lower_rec_input_clauses): Mark the var we take the address of
14300 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
14302 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14304 PR middle-end/39315
14305 * cfgexpand.c (expand_one_stack_var_at): Change alignment
14306 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
14308 2009-03-27 Richard Guenther <rguenther@suse.de>
14310 PR tree-optimization/39120
14311 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
14313 (handle_lhs_call): Process return constraints. Add escape
14314 constraints if necessary.
14315 (handle_const_call): Fill out return constraints. Make nested
14316 case more precise. Avoid consttmp if possible.
14317 (handle_pure_call): Fill out return constraints. Avoid
14318 callused if possible.
14319 (find_func_aliases): Simplify call handling.
14321 2009-03-27 Richard Guenther <rguenther@suse.de>
14323 PR tree-optimization/39120
14324 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
14325 as a representative.
14326 (solve_graph): Do propagate CALLUSED.
14327 (handle_pure_call): Use a scalar constraint from CALLUSED for
14329 (find_what_p_points_to): CALLUSED shall not appear in poins-to
14332 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14335 * c-common.c (handle_aligned_attribute): Properly check alignment
14336 overflow. Use (1U << i) instead of (1 << i).
14338 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
14340 * expr.h (get_mem_align_offset): Updated.
14342 * tree.h (tree_decl_common): Change align to "unsigned int" and
14343 move it before pointer_alias_set.
14345 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14346 Jakub Jelinek <jakub@redhat.com>
14349 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
14350 gr_register_operand with gr_reg_or_0_operand.
14351 (cmpxchg_rel_di): Likewise.
14352 (sync_lock_test_and_set<mode>): Likewise.
14354 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14356 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
14357 (true_regnum): Likewise.
14359 * rtlanal.c (subreg_info): Moved to ...
14360 * rtl.h (subreg_info): Here. New.
14361 (subreg_get_info): New.
14363 * rtlanal.c (subreg_get_info): Make it extern.
14365 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14368 * config/i386/i386.c (ix86_abi): New.
14369 (override_options): Handle -mabi=.
14370 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
14371 (ix86_call_abi_override): Likewise.
14372 (init_cumulative_args): Likewise.
14373 (function_arg_advance): Likewise.
14374 (function_arg_64): Likewise.
14375 (function_arg): Likewise.
14376 (ix86_pass_by_reference): Likewise.
14377 (ix86_function_value_regno_p): Likewise.
14378 (ix86_build_builtin_va_list_abi): Likewise.
14379 (setup_incoming_varargs_64): Likewise.
14380 (is_va_list_char_pointer): Likewise.
14381 (ix86_init_machine_status): Likewise.
14382 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
14383 (ix86_function_type_abi): Return enum calling_abi. Rewrite
14384 for 64bit. Replace DEFAULT_ABI with ix86_abi.
14385 (ix86_function_abi): Make it static and return enum calling_abi.
14386 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
14388 (ix86_fn_abi_va_list): Updated.
14390 * config/i386/i386.h (ix86_abi): New.
14391 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
14392 (CONDITIONAL_REGISTER_USAGE): Likewise.
14393 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
14394 (machine_function): Likewise.
14396 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
14398 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
14399 (STACK_BOUNDARY): Likewise.
14400 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
14402 * config/i386/i386.opt (mabi=): New.
14404 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
14405 return enum calling_abi.
14406 (ix86_function_type_abi): Likewise.
14407 (ix86_function_abi): Removed.
14409 * doc/invoke.texi: Document -mabi= option for x86.
14411 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14413 * builtins.c (real_dconstp): Delete.
14414 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
14416 2009-03-27 Dodji Seketeli <dodji@redhat.com>
14417 Jakub Jelinek <jakub@redhat.com>
14420 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
14421 (gen_subprogram_die): When a function is explicit, generate the
14422 DW_AT_explicit attribute.
14423 * langhooks.h (struct lang_hooks_for_decls): Add
14424 function_decl_explicit_p langhook.
14425 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
14426 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
14428 2009-03-27 Jakub Jelinek <jakub@redhat.com>
14430 * builtins.c (fold_builtin_memory_op): Optimize memmove
14431 into memcpy if we can prove source and destination don't overlap.
14433 * tree-inline.c: Include gt-tree-inline.h.
14434 (clone_fn_id_num): New variable.
14435 (clone_function_name): New function.
14436 (tree_function_versioning): Use it.
14437 * Makefile.in (GTFILES): Add tree-inline.c.
14439 2009-03-27 Mark Mitchell <mark@codesourcery.com>
14441 * BASE-VER: Change to 4.5.0.
14443 2009-03-27 Xinliang David Li <davidxl@google.com>
14445 PR tree-optimization/39557
14446 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
14448 2009-03-27 Xinliang David Li <davidxl@google.com>
14450 PR tree-optimization/39548
14451 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
14454 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14456 * c-common.c (pointer_int_sum): Use %wd on return from
14459 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14461 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
14462 on return from tree_low_cst.
14464 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
14467 * ginclude/stdarg.h (va_copy): Define also for
14468 __GXX_EXPERIMENTAL_CXX0X__.
14470 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14473 * builtins.h (c_strlen): Do not warn here.
14474 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
14475 * c-common.c (pointer_int_sum): Take an explicit location.
14476 Warn about offsets out of bounds.
14477 * c-common.h (pointer_int_sum): Adjust declaration.
14479 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14481 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
14484 2009-03-26 Jakub Jelinek <jakub@redhat.com>
14487 * opts.c (warn_if_disallowed_function_p): Don't assume
14488 get_callee_fndecl must return non-NULL.
14490 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
14492 PR rtl-optimization/39522
14493 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
14494 when reg_reloaded_valid is set.
14496 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14498 * config/spu/divv2df3.c: New file.
14499 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
14500 (DPBIT_FUNCS): Filter out _div_df.
14502 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
14504 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
14505 a jump insn, count that jump in the distance to the loop start.
14507 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
14510 * config/sh/sh.c (calc_live_regs): Fix condition for global
14511 registers except PIC_OFFSET_TABLE_REGNUM.
14513 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
14516 * doc/invoke.texi (-mconsole): New.
14518 (-mno-cygwin): New.
14520 (-mnop-fun-dllimport): New.
14524 (sub section "i386 and x86-64 Windows Options"): New.
14526 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
14528 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
14529 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
14531 2009-03-25 Richard Guenther <rguenther@suse.de>
14533 PR middle-end/39497
14534 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
14537 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
14539 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
14540 neither of haifa/selective schedulers are working.
14542 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14544 * doc/invoke.texi (Debugging Options): Fix description of
14545 -fno-merge-debug-strings.
14547 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
14549 * config/cris/libgcc.ver: New version-script.
14550 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
14552 * configure.ac <GAS features, nop mnemonic>: Add pattern
14553 crisv32-*-* for "nop".
14554 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
14555 * configure: Regenerate.
14557 2009-03-24 Ira Rosen <irar@il.ibm.com>
14559 PR tree-optimization/39529
14560 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
14561 mark_sym_for_renaming for the tag copied to the new vector
14564 2009-03-24 Arthur Loiret <aloiret@debian.org>
14566 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
14567 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
14568 EXTRA_SPEC_FUNCTIONS.
14569 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
14570 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
14571 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
14572 -march and -mtune options.
14574 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
14576 * config/m68k/t-rtems: Add m5329 multilib.
14578 2009-03-24 Dodji Seketeli <dodji@redhat.com>
14579 Jakub Jelinek <jakub@redhat.com>
14582 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
14585 2009-03-23 Jakub Jelinek <jakub@redhat.com>
14588 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
14589 instead of c_parser_expression_conv, if original_code isn't one of the
14590 4 allowed comparison codes, fail.
14592 2009-03-23 Richard Guenther <rguenther@suse.de>
14594 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
14595 * tree.h (struct tree_type): Likewise.
14596 * reload.h (struct insn_chain): Likewise.
14597 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
14598 * function.h (struct function): Likewise.
14599 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
14601 2009-03-23 Jakub Jelinek <jakub@redhat.com>
14603 PR tree-optimization/39516
14604 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
14606 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
14608 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
14609 should be set true if BITS_PER_WORD of target is bigger than 32
14611 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
14613 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
14614 Translate -B-options to -rpath-link. Correct existing
14615 rpath-link and conditionalize on !nostdlib.
14617 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14619 * doc/extend.texi (Function Attributes, Variable Attributes):
14621 * doc/invoke.texi (Debugging Options, Optimize Options)
14622 (i386 and x86-64 Options, MCore Options): Likewise.
14624 2009-03-20 Jakub Jelinek <jakub@redhat.com>
14627 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
14628 it for block local namespace aliases.
14629 (gen_decl_die): Pass context_die to gen_namespace_die.
14631 2009-03-19 Jakub Jelinek <jakub@redhat.com>
14634 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
14635 minimum or maximum value.
14637 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
14639 * reginfo.c (globalize_reg): Recompute derived reg sets.
14641 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
14644 * libgcc2.c (mprotect): Do not use signed arguments for
14645 VirtualProtect, use DWORD arguments. Also fix the 'may
14646 be used uninitialized' warning for the np variable.
14648 2009-03-19 Jakub Jelinek <jakub@redhat.com>
14651 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
14652 functions using regparm calling conventions when not optimizing.
14653 (ix86_function_sseregparm): Similarly for sseregparm calling
14656 2009-03-19 Li Feng <nemokingdom@gmail.com>
14658 PR middle-end/39500
14659 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
14660 dependence if the first conflict is after niter iterations.
14662 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
14664 PR middle-end/38609
14665 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
14666 functions with dynamic stack-pointer adjustments.
14668 2009-03-19 Ben Elliston <bje@au.ibm.com>
14670 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
14671 option; change to -msdata=data.
14673 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14675 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
14678 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
14681 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
14683 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
14685 * doc/invoke.texi (Code Gen Options): Expand discussion of
14688 2009-03-18 Jakub Jelinek <jakub@redhat.com>
14690 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
14691 * matrix-reorg.c (struct matrix_info): Likewise.
14692 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
14693 * rtl.h (struct mem_attrs): Likewise.
14694 * df.h (struct df): Likewise.
14695 * tree-data-ref.h (struct data_dependence_relation): Likewise.
14696 * ira-int.h (struct ira_allocno): Likewise.
14697 * df-scan.c (struct df_collection_rec): Likewise.
14698 * ira.c (struct equivalence): Likewise.
14699 * function.c (struct temp_slot): Likewise.
14700 * cfgloop.h (struct loop): Likewise.
14703 * function.c (use_register_for_decl): When not optimizing, disregard
14704 register keyword for variables with types containing methods.
14706 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
14708 PR middle-end/39447
14709 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
14710 (is_simple_operand): Call contains_component_ref_p before calling data
14711 reference analysis that would fail on COMPONENT_REFs.
14713 * tree-vrp.c (search_for_addr_array): Fix formatting.
14715 2009-03-18 Richard Guenther <rguenther@suse.de>
14717 * tree-vect-transform.c (vect_loop_versioning): Fold the
14718 generated comparisons.
14719 * tree-vectorizer.c (set_prologue_iterations): Likewise.
14720 (slpeel_tree_peel_loop_to_edge): Likewise.
14722 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14724 PR middle-end/37805
14725 * opts.c (print_specific_help): In addition to `undocumented',
14726 accept `separate' and `joined' flags if passed alone. Describe
14727 output by the first matched one of those.
14728 (common_handle_option): Skip over empty strings.
14729 * gcc.c (display_help): Fix help string for `--help='.
14730 * doc/invoke.texi (Option Summary, Overall Options): With
14731 `--help=', classes and qualifiers can both be repeated, but
14732 only the latter can be negated. One should not pass only
14733 negated qualifiers. Fix markup and examples.
14736 2008-10-14 Jakub Jelinek <jakub@redhat.com>
14737 PR middle-end/37805
14738 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
14739 and -fhelp=separate.
14741 2009-03-17 Jing Yu <jingyu@google.com>
14743 PR middle-end/39378
14744 * function.h (struct rtl_data): Move is_thunk from here...
14745 (struct function): ...to here.
14746 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
14747 * varasm.c (assemble_start_function): Change is_thunk from crtl to
14749 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
14751 (alpha_does_function_need_gp, alpha_start_function): Likewise.
14752 (alpha_output_function_end_prologue): Likewise.
14753 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
14754 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
14755 (rs6000_output_function_epilogue): Likewise.
14756 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
14758 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
14761 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
14762 from different units in a single alternative.
14763 (*truncdfsf_i387): Ditto.
14764 (*truncxfsf2_mixed): Ditto.
14765 (*truncxfdf2_mixed): Ditto.
14767 2009-03-17 Jakub Jelinek <jakub@redhat.com>
14769 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
14770 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
14773 * tree-ssa-live.c (remove_unused_locals): Don't remove local
14774 unused non-artificial variables when not optimizing.
14777 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
14778 DW_TAG_imported_module even if decl is IMPORTED_DECL with
14779 NAMESPACE_DECL in its DECL_INITIAL.
14781 PR middle-end/39443
14782 * optabs.c (set_user_assembler_libfunc): New function.
14783 * expr.h (set_user_assembler_libfunc): New prototype.
14784 * c-common.c: Include libfuncs.h.
14785 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
14786 for memcmp, memset, memcpy, memmove and abort.
14787 * Makefile.in (c-common.o): Depend on libfuncs.h.
14790 * dwarf2out.c (gen_inlined_enumeration_type_die,
14791 gen_inlined_structure_type_die, gen_inlined_union_type_die,
14792 gen_tagged_type_instantiation_die): Removed.
14793 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
14796 2009-03-17 Janis Johnson <janis187@us.ibm.com>
14799 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
14801 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
14802 (check-parallel-%): Ditto.
14803 (check-consistency): Ditto.
14805 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
14807 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
14808 local variable rhs by NULL_TREE.
14810 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
14813 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
14815 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
14818 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
14820 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
14823 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
14824 for ms->sysv ABI calls only in 64bit mode.
14826 * config/i386/i386.md (untyped_call): Support 32bit.
14828 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
14830 * doc/extend.texi: Replace x86_65 with x86_64.
14832 2009-03-16 Jakub Jelinek <jakub@redhat.com>
14834 PR tree-optimization/39455
14835 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
14836 mismatches for POINTER_TYPE_P (type).
14837 (number_of_iterations_le): Likewise.
14839 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
14841 * config/picochip/picochip.c: Removed profiling support.
14842 * config/picochip/picochip.md: Removed profiling instruction.
14843 * config/picochip/picochip.h: Removed profiling builtin.
14845 2009-03-16 Joseph Myers <joseph@codesourcery.com>
14847 * doc/install.texi (--with-host-libstdcxx): Document.
14849 2009-03-14 Anatoly Sokolov <aesok@post.ru>
14852 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
14853 generate a warning if the function name does not begin with
14854 "__vector" and the function has either the 'signal' or 'interrupt'
14855 attribute, from here to ...
14856 (avr_declare_function_name): ...here. New function.
14857 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
14858 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
14860 2009-03-14 Jakub Jelinek <jakub@redhat.com>
14863 * cse.c (fold_rtx): Don't modify original const_arg1 when
14864 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
14865 separate variable instead.
14866 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
14867 from out of range shift counts.
14868 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
14870 2009-03-13 Catherine Moore <clm@codesourcery.com>
14872 * config/i386/x-mingw32 (host-mingw32.o): Replace
14873 diagnostic.h with $(DIAGNOSTIC_H).
14875 2009-03-12 Jakub Jelinek <jakub@redhat.com>
14878 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
14880 * config/i386/sync.md (sync_compare_and_swap<mode>,
14881 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
14882 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
14884 (sync_double_compare_and_swapdi_pic,
14885 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
14886 cmpxchg8b_pic_memory_operand instead of just memory_operand.
14888 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
14891 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
14893 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
14896 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
14897 (avx_addsubv4df3): Likewise.
14898 (*avx_addsubv4sf3): Likewise.
14899 (sse3_addsubv4sf3): Likewise.
14901 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
14904 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
14906 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
14909 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
14910 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
14911 registers for allocnos created from user-defined variables.
14913 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14916 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
14917 of non-integer mode as well.
14919 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
14921 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
14922 for functions for which the parameter types are unknown.
14924 2009-03-11 Jakub Jelinek <jakub@redhat.com>
14927 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
14928 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
14929 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
14930 * config/i386/i386.c (ix86_local_alignment): For
14931 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
14932 long long variables on the stack to avoid dynamic realignment.
14933 Allow the first argument to be a decl rather than type.
14934 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
14936 2009-03-11 Nick Clifton <nickc@redhat.com>
14939 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
14941 Add description to mno-lsim option.
14942 * config/mcore/mcore.h: Remove comment about deprecated m4align
14944 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
14945 * doc/invoke.texi: Add description of mno-lsim and
14946 mstack-increment options.
14948 * config/fr30/fr30.opt: Document the -mno-lsim option.
14949 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
14950 and -mno-lsim options.
14952 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14954 * fold-const.c (fold_comparison): Only call fold_inf_compare
14955 if the mode supports infinities.
14957 2009-03-11 Jason Merrill <jason@redhat.com>
14960 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
14961 end already did. Notice GIMPLE_CALL modifications of the result.
14962 Don't copy debug information from an ignored decl or a decl from
14965 2009-03-10 Richard Guenther <rguenther@suse.de>
14966 Nathan Froyd <froydnj@codesourcery.com>
14968 PR middle-end/37850
14969 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
14970 (__divMODE3): Likewise.
14972 2009-03-09 Jakub Jelinek <jakub@redhat.com>
14974 PR tree-optimization/39394
14975 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
14976 DECL_SIZE_UNIT of variable length FIELD_DECLs.
14978 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14980 * recog.c (verfiy_changes): Disallow renaming of hard regs in
14981 inline asms for register asm ("") declarations.
14983 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
14985 * fold-const.c (fold_unary): Fix comment.
14987 2009-03-07 Jan Hubicka <jh@suse.cz>
14990 * tree-inline.c (setup_one_parameter): Do replacement of const
14991 argument by constant in SSA form.
14993 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14995 PR middle-end/38028
14996 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
14997 determine alignment passed to assign_stack_local.
14998 (assign_parms_unsplit_complex): Likewise.
14999 * except.c (sjlj_build_landing_pads): Likewise.
15001 2009-03-06 Jakub Jelinek <jakub@redhat.com>
15003 PR middle-end/39360
15004 * tree-flow.h (add_referenced_var): Return bool instead of void.
15005 * tree-dfa.c (add_referenced_var): Return result of
15006 referenced_var_check_and_insert call.
15007 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
15008 of referenced_var_check_and_insert.
15011 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
15012 (gen_variable_die): Emit DW_AT_location on abstract static variable's
15013 DIE, don't emit it if abstract origin already has it.
15014 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
15015 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
15017 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15019 * genpreds.c (needs_variable): Fix parentheses at variable name
15021 (write_tm_constrs_h): Indent generated code.
15023 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15025 * doc/extend.texi (Function Attributes): Add documentation
15026 for isr attributes.
15028 2009-03-06 Jakub Jelinek <jakub@redhat.com>
15031 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
15032 take locus from its DECL_SOURCE_LOCATION instead of input_location.
15034 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
15036 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
15039 2009-03-05 Jakub Jelinek <jakub@redhat.com>
15042 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
15043 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
15045 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
15047 * config/i386/i386.md (R8_REG, R9_REG): New constants.
15048 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
15049 constants instead of magic numbers.
15050 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
15052 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
15053 (x86_64_ms_abi_int_parameter_registers): Ditto.
15054 (x86_64_int_return_registers): Ditto.
15055 (ix86_maybe_switch_abi): Ditto.
15056 (ix86_expand_call): Ditto for clobbered_registers array.
15057 (ix86_hard_regno_mode_ok): Ditto.
15058 (x86_extended_QIreg_mentioned_p): Ditto.
15060 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
15062 PR tree-optimization/39349
15063 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
15065 * combine.c (gen_lowpart_for_combine): Use omode when generating
15068 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
15070 PR rtl-optimization/39235
15071 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
15073 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
15075 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
15077 2009-03-04 Richard Guenther <rguenther@suse.de>
15079 PR tree-optimization/39362
15080 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
15081 that occur in abnormal PHIs should be varying.
15083 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
15085 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
15087 (simple_iv): Take loop as an argument instead of statement.
15088 * tree-scalar-evolution.h (simple_iv): Declaration changed.
15089 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
15091 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
15093 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
15094 * matrix-reorg.c (analyze_transpose): Ditto.
15095 * tree-data-ref.c (dr_analyze_innermost): Ditto.
15096 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
15097 * tree-predcom.c (ref_at_iteration): Ditto.
15098 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
15100 2009-03-04 Richard Guenther <rguenther@suse.de>
15102 PR tree-optimization/39358
15103 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
15104 escaped_id and callused_id.
15105 (solve_graph): Likewise.
15107 2009-03-04 Richard Guenther <rguenther@suse.de>
15109 PR tree-optimization/39339
15110 * tree-sra.c (try_instantiate_multiple_fields): Make it
15111 no longer ICE on the above.
15113 2009-03-03 Joseph Myers <joseph@codesourcery.com>
15115 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
15116 that fits within Pmode.
15118 2009-03-03 Steve Ellcey <sje@cup.hp.com>
15120 PR middle-end/10109
15121 * tm.texi (LIBCALL_VALUE): Update description.
15123 2009-03-03 Steve Ellcey <sje@cup.hp.com>
15125 PR middle-end/34443
15126 * doc/extend.texi (section): Update description.
15128 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
15130 PR middle-end/39345
15131 * tree-inline.c (remapped_type): New.
15132 (can_be_nonlocal): Call remapped_type instead of remap_type.
15134 2009-03-03 Jakub Jelinek <jakub@redhat.com>
15137 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
15138 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
15140 2009-03-03 Richard Guenther <rguenther@suse.de>
15142 PR middle-end/39272
15143 * tree.c (tree_nonartificial_location): New function.
15144 * tree.h (tree_nonartificial_location): Declare.
15145 * builtins.c (expand_builtin_memory_chk): Provide location
15146 of the call location for artificial function pieces.
15147 (maybe_emit_chk_warning): Likewise.
15148 (maybe_emit_sprintf_chk_warning): Likewise.
15149 (maybe_emit_free_warning): Likewise.
15150 * expr.c (expand_expr_real_1): Likewise.
15152 2009-03-03 Jakub Jelinek <jakub@redhat.com>
15154 PR tree-optimization/39343
15155 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
15156 COMPONENT_REF t has ARRAY_TYPE.
15158 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
15160 PR middle-end/39335
15161 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
15162 when the type precision of the induction variable should be
15163 larger than the type precision of nit.
15164 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
15165 * graphite.c (graphite_loop_normal_form): Same.
15166 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
15168 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
15170 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
15171 (*call_1_rex64_ms_sysv): Use named constants instead of magic
15172 numbers to describe clobbered registers.
15173 (*call_value_0_rex64_ms_sysv): Ditto.
15174 * config/i386/mmx.md (mmx_emms): Ditto.
15175 (mmx_femms): Ditto.
15177 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
15179 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
15182 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15184 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
15185 (spu_section_type_flags): New function.
15187 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
15189 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
15190 reg_class_contents of FLOAT_REGS into a temporary.
15192 2009-03-02 Richard Guenther <rguenther@suse.de>
15193 Ira Rosen <irar@il.ibm.com>
15195 PR tree-optimization/39318
15196 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
15197 information to the vectorized statement.
15199 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
15201 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
15202 variable. Use defined names instead of magic constants for REX SSE
15205 2009-03-01 Richard Guenther <rguenther@suse.de>
15207 PR tree-optimization/39331
15208 * omp-low.c (lower_send_shared_vars): Do not receive new
15209 values for the reference of DECL_BY_REFERENCE parms or results.
15211 2009-03-01 Jan Hubicka <jh@suse.cz>
15214 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
15215 BLOCK_NONLOCALIZED_VAR): New macros.
15216 (tree_block): Add nonlocalized_vars.
15217 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
15218 gen_decl_die): Add origin argument. Allow generation of die with
15219 origin at hand only.
15220 (gen_member_die, gen_type_die_with_usage, force_decl_die,
15221 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
15223 (gen_block_die): Fix checking for unused blocks.
15224 (process_scope_var): Break out from .... ; work with origins only.
15225 (decls_for_scope) ... here; process nonlocalized list.
15226 (dwarf2out_ignore_block): Look for nonlocalized vars.
15227 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
15229 (dump_scope_block): Dump them.
15230 * tree-inline.c (remap_decls): Handle nonlocalized vars.
15231 (remap_block): Likewise.
15232 (can_be_nonlocal): New predicate.
15233 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
15235 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15237 * configure: Regenerate.
15239 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15241 * optc-gen.awk: No need to duplicate option flags twice.
15242 Reuse help texts for duplicate options which do not have any.
15244 * gcc.c (display_help): Document --version.
15246 * gcc.c (main): If print_help_list and verbose_flag, ensure
15247 driver output comes before subprocess output.
15249 * optc-gen.awk: Assign all remaining fields to help string,
15250 space-separated, for multi-line help in *.opt.
15252 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
15253 -Wno-pedantic-ms-format is for MinGW targets only.
15255 * doc/options.texi (Option file format): Fix bad indentation,
15256 restoring dropped sentence.
15258 2009-02-28 Jan Hubicka <jh@suse.cz>
15260 * tree-inline.c (tree_function_versioning): Output debug info.
15262 2009-02-28 Jan Hubicka <jh@suse.cz>
15265 * tree-inline.c (setup_one_parameter): Do not copy propagate
15266 arguments when not optimizing.
15268 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
15271 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
15272 (avx_addsubv4df3): Likewise.
15273 (*avx_addsubv4sf3): Likewise.
15274 (sse3_addsubv4sf3): Likewise.
15275 (*avx_addsubv2df3): Likewise.
15276 (sse3_addsubv2df3): Likewise.
15277 (avx_unpckhps256): Correct item selectors.
15278 (avx_unpcklps256): Likewise.
15279 (avx_unpckhpd256): Likewise.
15280 (avx_unpcklpd256): Likewise.
15282 2009-02-28 Jan Hubicka <jh@suse.cz>
15284 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
15286 (copy_arguments_for_versioning): If var is declared don't declare it.
15287 (tree_function_versioning): First setup substitutions and then copy
15290 2009-02-27 Jan Hubicka <jh@suse.cz>
15293 * cgraph.h (varpool_output_debug_info): Remove.
15294 * cgraphunit.c (varpool_output_debug_info): Remove.
15295 * dwarf2out.c (deferred_locations_struct): New struct
15296 (deferred_locations): New type.
15297 (deferred_locations_list): New static var.
15298 (deffer_location): New function.
15299 (gen_variable_die): Use it.
15300 (decls_for_scope): Output info on local static vars.
15301 (dwarf2out_finish): Process deferred locations.
15302 * varpool.c (varpool_output_debug_info): Remove.
15304 2009-02-27 Jan Hubicka <jh@suse.cz>
15307 * tree.h (TREE_PROTECTED): Fix comment.
15308 (BLOCK_HANDLER_BLOCK): Remove.
15309 (struct tree_block): Remove handler_block add body_block.
15310 (inlined_function_outer_scope_p): New.
15311 (is_body_block): Remove.
15312 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
15313 * dwarf2out.c (is_inlined_entry_point): Remove.
15314 (add_high_low_attributes): Use inlined_function_outer_scope_p.
15315 (gen_block_die): Use is_inlined_entry_point check. Remove body block
15317 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
15318 * gimplify.c (gimplify_expr): Gimplify body blocks.
15319 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
15320 block with multiple subblocks.
15321 (dump_scope_block): Prettier output; dump more flags and info.
15322 (dump_scope_blocks): New.
15323 (remove_unused_locals): Use dump_scope_blocks.
15324 * tree-flow.h (dump_scope_blocks): Declare.
15325 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
15326 * stmt.c (is_body_block): Remove.
15327 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
15328 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
15330 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
15332 PR middle-end/39308
15333 * graphite.c (graphite_loop_normal_form): Do not call
15334 number_of_iterations_exit from a gcc_assert.
15336 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15338 * config/s390/s390.c (s390_swap_cmp): Look for conditional
15339 jumps if COND is NULL.
15340 (find_cond_jump): New function.
15341 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
15342 * config/s390/s390.md: Remove z10_cobra attribute value.
15344 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
15346 * config/alpha/alpha.h (alpha_expand_mov): Return false if
15347 force_const_mem returns NULL_RTX.
15349 2009-02-26 Jan Hubicka <jh@suse.cz>
15352 * cgraph.h (varpool_output_debug_info): Remove.
15353 * cgraphunit.c (varpool_output_debug_info): Remove.
15354 * dwarf2out.c (deferred_locations_struct): New struct
15355 (deferred_locations): New type.
15356 (deferred_locations_list): New static var.
15357 (deffer_location): New function.
15358 (gen_variable_die): Use it.
15359 (decls_for_scope): Output info on local static vars.
15360 (dwarf2out_finish): Process deferred locations.
15361 * varpool.c (varpool_output_debug_info): Remove.
15363 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
15365 PR rtl-optimization/39241
15366 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
15367 to subreg_offset_representable_p.
15369 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
15371 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
15372 execute function prototype. Get f and nregs from max_reg_num
15373 and get_insns. Remove the first backward pass as it's dead,
15374 guard the forward pass by flag_expensive_optimizations.
15375 (rest_of_handle_regmove): Delete.
15376 (pass_regmove): Replace it with regmove_optimize.
15378 2009-02-25 Martin Jambor <mjambor@suse.cz>
15380 PR tree-optimization/39259
15381 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
15382 calls_alloca function flags.
15383 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
15384 calls are detected.
15386 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
15388 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
15389 flags_set_1_rtx, flags_set_1_set): Delete.
15390 (regmove_optimize): Do not call mark_flags_life_zones.
15392 2009-02-24 Julian Brown <julian@codesourcery.com>
15395 * config/arm/arm.c (require_pic_register): Only set
15396 cfun->machine->pic_reg once per function.
15398 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
15400 * doc/invoke.texi (Link Options): Document an easier way to pass
15401 options that take arguments to the GNU linker using -Xlinker and -Wl.
15403 2009-02-24 Steve Ellcey <sje@cup.hp.com>
15406 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
15408 2009-02-24 Richard Guenther <rguenther@suse.de>
15411 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
15413 2009-02-24 Richard Guenther <rguenther@suse.de>
15414 Zdenek Dvorak <ook@ucw.cz>
15416 PR tree-optimization/39233
15417 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
15418 from converting them to a generic type.
15420 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
15422 PR tree-optimization/39260
15423 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
15424 contains a condition with a real type.
15425 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
15427 2009-02-23 Jason Merrill <jason@redhat.com>
15430 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
15431 narrowing_initializer_constant_valid_p.
15432 (narrowing_initializer_constant_valid_p): Don't return
15433 null_pointer_node for adding a pointer to itself.
15435 2009-02-23 Jan Hubicka <jh@suse.cz>
15438 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
15441 2009-02-23 Jan Hubicka <jh@suse.cz>
15443 PR tree-optimization/37709
15444 * tree.c (block_ultimate_origin): Move here from dwarf2out.
15445 * tree.h (block_ultimate_origin): Declare.
15446 * dwarf2out.c (block_ultimate_origin): Move to tree.c
15447 * tree-ssa-live.c (remove_unused_scope_block_p):
15448 Eliminate blocks containig no instructions nor live variables nor
15450 (dump_scope_block): New function.
15451 (remove_unused_locals): Enable removal of dead blocks by default;
15452 enable dumping at TDF_DETAILS.
15454 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
15456 * config/i386/i386.c (classify_argument): Don't allow COImode
15458 (function_arg_advance_32): Don't allow OImode.
15459 (function_arg_32): Likewise.
15460 (function_value_32): Likewise.
15461 (return_in_memory_32): Likewise.
15462 (function_arg_64): Remove OImode comment.
15464 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
15467 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
15468 ix86_expand_vector_set for V4DImode in 64bit mode only.
15469 (ix86_expand_vector_init_one_var): Likewise.
15471 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
15473 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
15475 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
15478 * loop-iv.c: Revert last change.
15479 * emit-rtl.c: Likewise.
15481 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
15484 * config/i386/i386.c (type_natural_mode): Remove an extra
15485 space in the warning message.
15486 (function_value_32): Handle 32-byte vector modes.
15487 (return_in_memory_32): Likewise.
15489 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
15491 * loop-iv.c (truncate_value): New function.
15492 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
15494 (lowpart_subreg): Move to...
15495 * emit-rtl.c: ...here.
15497 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
15499 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
15500 accidental and undocumented change at revision 140860.
15502 2009-02-21 Joseph Myers <joseph@codesourcery.com>
15504 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
15505 take gimple_seq * arguments.
15506 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
15507 types_compatible_p langhook.
15509 2009-02-20 Mark Mitchell <mark@codesourcery.com>
15510 Joseph Myers <joseph@codesourcery.com>
15512 * config/arm/arm.c (arm_builtin_va_list): New function.
15513 (arm_expand_builtin_va_start): Likewise.
15514 (arm_gimplify_va_arg_expr): Likewise.
15515 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
15516 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
15517 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
15518 (va_list_type): New variable.
15519 (arm_mangle_type): Mangle va_list_type appropriately.
15521 2009-02-20 Jakub Jelinek <jakub@redhat.com>
15523 PR middle-end/39157
15524 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
15525 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
15526 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
15527 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
15528 parameter to 1000 for -O1 by default.
15529 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
15531 * loop-invariant.c: Include params.h.
15532 (move_loop_invariants): Don't call move_single_loop_invariants on
15535 2009-02-20 Jaka Mocnik <jaka@xlab.si>
15537 * calls.c (emit_library_call_value_1): Use slot_offset instead of
15538 offset when calculating bounds for indexing stack_usage_map. Fixes
15539 a buffer overflow with certain target setups.
15541 2009-02-20 Jakub Jelinek <jakub@redhat.com>
15544 * calls.c (expand_call): Clear try_tail_call if caller and callee
15545 disagree in promotion of function return value.
15547 2009-02-19 Jakub Jelinek <jakub@redhat.com>
15550 * c-common.c (c_determine_visibility): If visibility changed and
15551 DECL_RTL has been already set, call make_decl_rtl to update symbol
15554 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
15557 * varasm.c (assemble_variable): Don't check DECL_NAME when
15558 globalizing a variable.
15560 2009-02-19 Joseph Myers <joseph@codesourcery.com>
15563 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
15564 expression before any __builtin_trap call.
15565 * c-typeck.c (build_function_call): Convert and check function
15566 arguments before generating a call to a trap. Evaluate the
15567 function arguments before the trap.
15569 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
15572 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
15573 (UNSPEC_FXAM_MEM): New unspec.
15574 (fxam<mode>2_i387_with_temp): New insn and split pattern.
15575 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
15576 memory using fxam<mode>2_i387_with_temp to remove excess precision.
15578 2009-02-19 Richard Guenther <rguenther@suse.de>
15580 PR tree-optimization/39207
15581 PR tree-optimization/39074
15582 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
15583 storedanything_tree): New.
15584 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
15585 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
15586 (build_succ_graph): Add edges from STOREDANYTHING to all
15588 (init_base_vars): Initialize STOREDANYTHING.
15589 (compute_points_to_sets): Free substitution info after
15590 building the succ graph.
15591 (ipa_pta_execute): Likewise.
15593 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
15595 (do_ds_constraint): Do not add to special var or non-pointer
15597 (type_could_have_pointers): Split out from ...
15598 (could_have_pointers): ... here. For arrays use the element type.
15599 (create_variable_info_for): Initialize may_have_pointers.
15600 (new_var_info): Likewise.
15601 (handle_lhs_call): Make the HEAP variable unknown-sized.
15602 (intra_create_variable_infos): Use a type with pointers for
15603 PARM_NOALIAS, make it unknown-sized.
15605 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
15608 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
15610 2009-02-18 Jason Merrill <jason@redhat.com>
15613 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
15614 value if DECL_EXTERNAL.
15615 * tree-sra.c (sra_walk_gimple_assign): Likewise.
15616 * target.h (gcc_target::binds_local_p): Clarify "module".
15617 * tree.h (TREE_PUBLIC): Clarify "module".
15619 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
15622 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
15623 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
15625 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
15628 * c.opt (Wabi): Support C and ObjC.
15631 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
15633 * config/i386/i386.c (classify_argument): Warn once about the ABI
15634 change when passing union with long double.
15636 * doc/invoke.texi: Update -Wabi for warning psABI changes.
15638 2009-02-18 Joseph Myers <joseph@codesourcery.com>
15641 * c-parser.c (c_parser_compound_statement): Always enter and leave
15644 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15647 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
15649 2009-02-18 Jakub Jelinek <jakub@redhat.com>
15651 PR tree-optimization/36922
15652 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
15653 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
15656 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
15658 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
15661 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
15663 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
15665 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
15667 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
15670 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
15671 Richard Sandiford <rdsandiford@googlemail.com>
15673 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
15674 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
15675 (loongson_biadd): ...this.
15677 2009-02-17 Richard Guenther <rguenther@suse.de>
15679 PR tree-optimization/39202
15680 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
15681 a var make sure to follow existing collapses.
15683 2009-02-17 Richard Guenther <rguenther@suse.de>
15685 PR middle-end/39214
15686 * langhooks.c (lhd_print_error_function): Check for NULL block.
15688 2009-02-17 Richard Guenther <rguenther@suse.de>
15690 PR tree-optimization/39204
15691 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
15694 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
15696 * config/soft-fp/double.h: Update from glibc CVS.
15698 2009-02-17 Richard Guenther <rguenther@suse.de>
15700 PR tree-optimization/39207
15701 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
15702 strict-aliasing warnings for pointers pointing to NULL.
15704 2009-02-16 Joseph Myers <joseph@codesourcery.com>
15707 * c-parser.c (c_parser_braced_init): Call pop_init_level when
15708 skipping until next close brace.
15710 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
15713 * config/i386/i386.c (ix86_expand_push): Set memory alignment
15714 to function argument boundary.
15716 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
15718 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
15719 in the lea_add. Reload eventually constraints it properly.
15720 * config/picochip/constraints.md: Remove the target constraint
15721 "b", since it is not needed anymore.
15723 2009-02-16 Jakub Jelinek <jakub@redhat.com>
15725 * gthr-dce.h: Uglify function parameter and local variable names.
15726 * gthr-gnat.h: Likewise.
15727 * gthr-mipssde.h: Likewise.
15728 * gthr-nks.h: Likewise.
15729 * gthr-posix95.h: Likewise.
15730 * gthr-posix.h: Likewise.
15731 * gthr-rtems.h: Likewise.
15732 * gthr-single.h: Likewise.
15733 * gthr-solaris.h: Likewise.
15734 * gthr-tpf.h: Likewise.
15735 * gthr-vxworks.h: Likewise.
15736 * gthr-win32.h: Likewise.
15738 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
15741 * config/i386/i386.md: Restrict the new peephole2 to move
15742 between MMX/SSE registers.
15744 2009-02-15 Richard Guenther <rguenther@suse.de>
15747 2009-02-13 Richard Guenther <rguenther@suse.de>
15749 * configure.ac: Enable LFS.
15750 * configure: Re-generate.
15751 * config.in: Likewise.
15753 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15755 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
15756 spu_srqwbyte, spu_srqwbytebc): Define.
15757 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
15758 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
15759 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
15760 "shrqby_<mode>"): New insn-and-split patterns.
15761 * config/spu/spu.c (expand_builtin_args): Determine and return
15762 number of operands using spu_builtin_description data.
15763 (spu_expand_builtin_1): Use it.
15765 2009-02-13 Steve Ellcey <sje@cup.hp.com>
15768 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
15771 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
15774 * config/i386/i386.c (override_options): Correct warning
15775 messages for -malign-loops, -malign-jumps and -malign-functions.
15777 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
15780 * config/i386/i386.md: Restrict the new peephole2 to move
15781 between the general purpose registers.
15783 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
15786 * config/i386/i386.c (type_natural_mode): Add a new argument.
15787 Return the original mode and warn ABI change if vector size is 32byte.
15788 (function_arg_advance): Updated.
15789 (function_arg): Likewise.
15790 (ix86_function_value): Likewise.
15791 (ix86_return_in_memory): Likewise.
15792 (ix86_sol10_return_in_memory): Likewise.
15793 (ix86_gimplify_va_arg): Likewise.
15794 (function_arg_32): Don't warn ABX ABI change here.
15795 (function_arg_64): Likewise.
15797 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
15799 * loop-iv.c (implies_p): In the final case, test that operands 0
15800 of the two comparisons match.
15802 * config/bfin/bfin.c (find_prev_insn_start): New function.
15803 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
15804 (find_next_insn_start): Move.
15806 2009-02-13 Richard Guenther <rguenther@suse.de>
15808 * configure.ac: Enable LFS.
15809 * configure: Re-generate.
15810 * config.in: Likewise.
15812 2009-02-13 Joseph Myers <joseph@codesourcery.com>
15815 * c-parser.c (c_parser_parms_list_declarator): Discard pending
15816 sizes on syntax error after some arguments have been parsed.
15818 2009-02-12 Jakub Jelinek <jakub@redhat.com>
15820 * doc/invoke.texi (-fira): Remove.
15822 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
15824 * caller-save.c: Replace regclass.c with reginfo.c in comments.
15825 * recog.c: Likewise.
15828 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
15830 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
15831 (umul_ppmm): Likewise.
15832 (count_leading_zeros): Likewise.
15833 (count_trailing_zeros): Likewise.
15834 (UMUL_TIME): Likewise.
15836 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
15838 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
15839 soft-fp/t-softfp to tmake_file.
15841 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
15842 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
15843 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
15844 IA64_BUILTIN_INFQ]: New.
15845 (ia64_init_builtins): Initialize __builtin_infq,
15846 __builtin_fabsq and __builtin_copysignq if not HPUX.
15847 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
15848 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
15850 * config/ia64/lib1funcs.asm (__divtf3): Define only if
15852 (__fixtfti): Likewise.
15853 (__fixunstfti): Likewise.
15854 (__floattitf): Likewise.
15856 * config/ia64/libgcc-glibc.ver: New.
15857 * config/ia64/t-fprules-softfp: Likewise.
15858 * config/ia64/sfp-machine.h: Likewise.
15860 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
15861 (LIBGCC2_TF_CEXT): Likewise.
15862 (TF_SIZE): Likewise.
15863 (TARGET_INIT_LIBFUNCS): Likewise.
15865 * config/ia64/t-glibc (SHLINB_MAPFILES):
15866 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
15868 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
15870 * config/i386/i386.c (construct_container): Rewrite processing
15871 BLKmode with X86_64_SSE_CLASS.
15873 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
15876 * config/i386/i386.md: Replace simplify_replace_rtx with
15877 replace_rtx in the new peephole2.
15879 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
15881 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
15882 loop unrolling do not happen at -O2.
15884 2009-02-12 Michael Matz <matz@suse.de>
15886 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
15888 2009-02-12 Jakub Jelinek <jakub@redhat.com>
15890 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
15893 2009-02-12 Ben Elliston <bje@au.ibm.com>
15895 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
15896 patterns when updating the back chain. Missed in the 2009-02-10
15899 2009-02-11 Janis Johnson <janis187@us.ibm.com>
15901 * doc/extend.texi (Decimal Floating Types): Update identifier of
15902 draft TR and list of missing support.
15904 2009-02-11 Jakub Jelinek <jakub@redhat.com>
15906 PR middle-end/39154
15907 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
15908 bit to variable length decl's flags, add it also to its
15909 pointer replacement variable.
15911 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
15912 Jakub Jelinek <jakub@redhat.com>
15915 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
15916 (memory_blockage): New expander.
15917 (*memory_blockage): New insn pattern.
15918 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
15919 instead of general blockage at the end of function prologue when
15920 frame pointer is used to access red zone area. Do not emit blockage
15921 when profiling, it is emitted in generic code.
15922 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
15923 function epilogue when frame pointer is used to access red zone area.
15925 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
15928 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
15929 by arithmetic with memory operands.
15930 * config/i386/predicates.md (commutative_operator): New.
15932 2009-02-10 Janis Johnson <janis187@us.ibm.com>
15934 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
15937 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
15939 * alias.h (record_alias_subset): Declare.
15940 * alias.c (record_alias_subset): Make global.
15942 2009-02-10 Nick Clifton <nickc@redhat.com>
15944 * tree-parloops.c: Change license to GPLv3.
15945 * ipa-struct-reorg.c: Change license to GPLv3.
15946 * ipa-struct-reorg.h: Change license to GPLv3.
15948 2009-02-10 Steve Ellcey <sje@cup.hp.com>
15951 * c-decl.c (start_struct): Return NULL on error.
15953 2009-02-10 Jakub Jelinek <jakub@redhat.com>
15955 PR middle-end/39124
15956 * cfgloopmanip.c (remove_path): Call remove_bbs after
15957 cancel_loop_tree, not before it.
15960 * function.h (struct function): Add has_local_explicit_reg_vars bit.
15961 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
15962 VAR_DECLs were seen.
15963 * tree-ssa-live.c (remove_unused_locals): Recompute
15964 cfun->has_local_explicit_reg_vars.
15965 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
15966 copies or clearings if cfun->has_local_explicit_reg_vars.
15968 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
15971 * config/i386/i386.c (expand_prologue): Emit blockage at the end
15972 of function prologue when frame pointer is used to access
15975 2009-02-10 Richard Guenther <rguenther@suse.de>
15977 PR middle-end/39127
15978 * gimplify.c (gimple_regimplify_operands): Always look if
15979 we need to create a temporary.
15981 2009-02-10 Richard Guenther <rguenther@suse.de>
15983 PR tree-optimization/39132
15984 * tree-loop-distribution.c (todo): New global var.
15985 (generate_memset_zero): Trigger TODO_rebuild_alias.
15986 (tree_loop_distribution): Return todo.
15988 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
15991 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
15992 (x86_64_reg_class_name): Removed.
15993 (classify_argument): Return 0 if bytes > 32. Return 0 if the
15994 first one isn't X86_64_SSE_CLASS or any other ones aren't
15995 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
15996 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
15997 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
15998 and 3 X86_64_SSEUP_CLASS.
15999 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
16000 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
16002 2009-02-10 Ben Elliston <bje@au.ibm.com>
16004 * config/rs6000/rs6000.md (allocate_stack): Always use an update
16005 form instruction to update the stack back chain word, even if the
16006 user has disabled the generation of update instructions.
16007 (movdi_<mode>_update_stack): New.
16008 (movsi_update_stack): Likewise.
16009 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
16010 always use an update form instruction to update the stack back
16013 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
16015 PR middle-end/38953
16016 * graphite.c (if_region_set_false_region): After moving a region in
16017 the false branch of a condition, remove the empty dummy basic block.
16018 (gloog): Remove wrong fix for PR38953.
16020 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16022 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
16023 generation due to implicit sign extension.
16025 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
16027 PR middle-end/38981
16028 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
16029 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
16031 2009-02-09 Richard Guenther <rguenther@suse.de>
16033 PR middle-end/35202
16034 * convert.c (convert_to_real): Disable (float)fn((double)x)
16035 to fnf(x) conversion if errno differences may occur and
16036 -fmath-errno is set.
16038 2009-02-07 Anatoly Sokolov <aesok@post.ru>
16040 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
16041 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16042 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16044 2009-02-06 Joseph Myers <joseph@codesourcery.com>
16047 * c-common.c (handle_alias_attribute): Disallow attribute for
16048 anything not a FUNCTION_DECL or VAR_DECL.
16050 2009-02-06 Janis Johnson <janis187@us.ibm.com>
16053 * real.c (do_compare): Special-case compare of zero against
16054 decimal float value.
16056 2009-02-06 Joseph Myers <joseph@codesourcery.com>
16059 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
16060 as indicating flexible array members unless the field itself is
16061 being declarared as the incomplete array.
16063 2009-02-06 Jan Hubicka <jh@suse.cz>
16065 PR tree-optimization/38844
16066 * ipa-inline.c (try_inline): Stop inlining recursion when edge
16067 is already inlined.
16069 2009-02-06 Richard Guenther <rguenther@suse.de>
16071 PR middle-end/38977
16072 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
16073 fork because we may expand it as __gcov_fork.
16075 2009-02-06 Nick Clifton <nickc@redhat.com>
16077 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
16079 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
16081 PR tree-optimization/35659
16082 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
16083 vn_phi_eq): Shortcut if hashcode does not match.
16084 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
16086 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
16087 and avoid iterative_hash_expr.
16088 (FOR_EACH_VALUE_ID_IN_SET): New.
16089 (value_id_compare): Remove.
16090 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
16091 sort expressions by value id.
16093 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
16096 * config/sh/predicates.md (general_movsrc_operand): Don't check
16097 the subreg of system registers here.
16099 2009-02-05 Jakub Jelinek <jakub@redhat.com>
16102 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
16103 on the copied decl.
16105 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
16107 PR rtl-optimization/39110
16108 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
16109 addresses, not aligned ones.
16111 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
16112 Richard Guenther <rguenther@suse.de>
16114 PR tree-optimization/39100
16115 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
16116 comment says and add edges.
16118 2009-02-05 Joseph Myers <joseph@codesourcery.com>
16121 * c-common.c (handle_tls_model_attribute): Ignore attribute for
16122 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
16124 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
16126 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
16127 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
16128 register_bb_in_sese, new_sese, free_sese): Moved.
16129 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
16130 outermost_loop_in_scop, build_scop_iteration_domain,
16131 expand_scalar_variables_ssa_name, get_vdef_before_scop,
16132 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
16133 Use loop_in_sese_p instead of loop_in_scop_p.
16134 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
16135 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
16136 (scopdet_basic_block_info): Fix bug in scop detection.
16137 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
16138 eq_loop_to_cloog_loop): Remove.
16139 (nb_loops_around_loop_in_scop, nb_loop
16140 ref_nb_loops): Moved here...
16141 * graphite.h (ref_nb_loops): ... from here.
16142 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
16143 (loop_domain_dim, loop_iteration_vector_dim): Remove.
16144 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
16145 * testsuite/gcc.dg/graphite/scop-19.c: New
16147 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
16148 Hans-Peter Nilsson <hp@axis.com>
16150 PR rtl-optimization/37889
16151 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
16152 Move offset handling from PLUS to before the switch. Use new
16153 arguments when considering SYMBOL_REFs too.
16154 (rtx_addr_can_trap_p): Pass dummy offset and size.
16155 (enum may_trap_p_flags): Remove.
16156 (may_trap_p_1): Pass size from MEM_SIZE.
16158 PR rtl-optimization/38921
16159 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
16160 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
16161 * rtlanal.c (may_trap_after_code_motion_p): Delete.
16162 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
16164 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
16166 AVX Programming Reference (January, 2009)
16167 * config/i386/sse.md (*vpclmulqdq): New.
16169 2009-02-04 Jakub Jelinek <jakub@redhat.com>
16171 PR tree-optimization/38977
16172 PR gcov-profile/38292
16173 * calls.c (special_function_p): Disregard __builtin_ prefix.
16175 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
16177 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
16178 non-indexable addresses even before reload.
16180 2009-02-03 Joseph Myers <joseph@codesourcery.com>
16183 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
16184 as having variable size. Do not give an error for unnamed
16185 parameters with [*] declarators. Give a warning for type names
16186 with [*] declarators and mark them as variable size.
16187 * c-parser.c (c_parser_sizeof_expression): Do not give an error
16188 for sizeof applied to [*] type names.
16190 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
16193 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
16195 2009-02-03 Jakub Jelinek <jakub@redhat.com>
16197 * gcc.c (process_command): Update copyright notice dates.
16198 * gcov.c (print_version): Likewise.
16199 * gcov-dump.c (print_version): Likewise.
16200 * mips-tfile.c (main): Likewise.
16201 * mips-tdump.c (main): Likewise.
16203 2009-02-03 Joseph Myers <joseph@codesourcery.com>
16206 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
16207 for composite type involving a zero-length array type.
16209 2009-02-03 Jakub Jelinek <jakub@redhat.com>
16212 * function.c (match_asm_constraints_1): Skip over
16213 initial optional % in the constraint.
16215 PR inline-asm/39059
16216 * c-parser.c (c_parser_postfix_expression): If fixed point is not
16217 supported, don't accept FIXED_CSTs.
16218 * c-decl.c (finish_declspecs): Error if fixed point is not supported
16219 and _Sat is used without _Fract/_Accum. Set specs->type to
16220 integer_type_node for cts_fract/cts_accum if fixed point is not
16223 2009-02-02 Catherine Moore <clm@codesourcery.com>
16225 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
16227 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
16229 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
16230 (ABI_HAS_64BIT_SYMBOLS): Use it.
16231 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
16233 2009-02-02 Paul Brook <paul@codesourcery.com>
16235 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
16237 2009-02-02 Jakub Jelinek <jakub@redhat.com>
16239 PR inline-asm/39058
16240 * recog.h (asm_operand_ok): Add constraints argument.
16241 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
16242 recurse on matching constraint.
16243 (check_asm_operands): Pass constraints as 3rd argument to
16244 asm_operand_ok. Don't look up matching constraint here.
16245 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
16248 2009-02-02 Ben Elliston <bje@au.ibm.com>
16250 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
16251 TARGET_NARROW_VOLATILE_BITFIELD macro names.
16253 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16255 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
16256 information. Remove some obsolete information. Reorganize.
16258 * config/pa/fptr.c: Revert license to GPL 2.
16259 * config/pa/milli64.S: Likewise.
16261 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
16264 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
16265 LIBRARY name in, instead of hard-coding it.
16266 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
16267 extra target make frag to tmake_files according to EH model.
16268 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
16269 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
16270 frags that define makefile variable EH_MODEL appropriately.
16271 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
16272 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
16273 to "-sjlj" according to type of EH configured.
16274 (LIBGCC_SONAME): Concatenate it to shared library base name.
16275 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
16276 to "_sjlj" according to type of EH configured.
16277 (LIBGCC_SONAME): Concatenate it to shared library base name.
16278 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
16279 (SHLIB_LINK): Add missing semicolon to if-else construct.
16280 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
16281 string value of "pe_dll" command-line option.
16282 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
16283 (SHLIB_SONAME): Use it when overriding t-cygming default.
16284 (SHLIB_IMPLIB): Override t-cygming default.
16285 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
16286 string value of "pe_dll" command-line option.
16288 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
16291 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
16292 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
16294 2009-01-31 Richard Guenther <rguenther@suse.de>
16296 PR tree-optimization/38937
16297 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
16298 computing the transitive closure.
16300 2009-01-30 Richard Guenther <rguenther@suse.de>
16302 PR tree-optimization/39041
16303 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
16304 Propagate variable indices only if the types match for this stmt.
16306 2009-01-30 Jakub Jelinek <jakub@redhat.com>
16309 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
16310 inline but never defined.
16312 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
16314 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
16315 (*insv_h_di_reg_extimm): New insn.
16316 (*insv_l<mode>_reg_extimm): New insn.
16318 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
16320 * config/picochip/picochip.c (flag_conserve_stack): set
16321 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
16322 fconserve-stack. Reduce call-overhead used by inliner.
16324 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
16327 * common.opt (flag_conserve_stack): Initialised to zero.
16329 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
16332 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
16333 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
16336 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
16338 * ira-color.c (allocno_reload_assign): Update comments.
16339 * regmove.c (regmove_optimize): Likewise.
16343 2009-01-29 Robert Millan <rmh@aybabtu.com>
16345 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
16346 * config/i386/kopensolaris-gnu.h: New file. Undefine
16347 `MD_UNWIND_SUPPORT'.
16348 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
16350 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
16352 PR tree-optimization/39007
16353 * tree-loop-distribution.c (generate_builtin): Use
16354 recompute_dominator to compute the immediate dominator of the
16355 basic block just after the loop.
16357 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16359 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
16360 (ASM_OUTPUT_DWARF_PCREL): Define.
16362 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
16364 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
16365 * doc/passes.texi: Remove entries about regclass, local-alloc, and
16366 global. Modify entries about regmove and IRA.
16368 * ra-conflict.c: Remove the file.
16370 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
16372 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
16373 (pass_regclass_init): Rename to pass_reginfo_init.
16375 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
16377 * toplev.h (flag_ira): Remove.
16379 * caller-save.c (setup_save_areas): Remove flag_ira.
16381 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
16383 * global.c: Remove the file.
16385 * opts.c (decode_options): Remove flag_ira.
16387 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
16389 * regmove.c: Modify file description.
16390 (find_use_as_address, try_auto_increment): Define them only if
16391 AUTO_INC_DEC is defined.
16392 (replacement_quality, replace_in_call_usage, fixup_match_1,
16393 stable_and_no_regs_but_for_p): Remove.
16394 (reg_set_in_bb): Make it static.
16395 (regmove_optimize): Remove flag_ira and code which worked for
16398 * local-alloc.c: Remove the file.
16400 * common.opt (fira): Remove.
16402 * ira.c: Include except.h.
16403 (eliminable_regset): Move from global.c.
16404 (mark_elimination): Ditto. Remove flag_ira.
16405 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
16406 equiv_mem_modified, validate_equiv_mem_from_store,
16407 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
16408 contains_replace_regs, memref_referenced_p, memref_used_between_p,
16409 no_equiv, recorded_label_ref): Move from local-alloc.c.
16410 (update_equiv_regs): Ditto. Make it static.
16411 (print_insn_chain, print_insn_chains): Move it from global.c.
16412 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
16413 (build_insn_chain): Ditto. Make it static.
16414 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
16415 Rename to init_live_subregs.
16416 (gate_ira): Remove flag_ira.
16418 * regclass.c: Rename reginfo.c. Change file description.
16419 (FORBIDDEN_INC_DEC_CLASSES): Remove.
16420 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
16421 (init_reg_sets_1): Remove code for evaluation of
16422 reg_class_superclasses and losing_caller_save_reg_set.
16423 (init_regs): Remove init_reg_autoinc.
16424 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
16425 ok_for_base_p_nonstrict): Remove.
16426 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
16427 (pass_regclass_init): Rename to pass_reginfo_init. Modify
16428 corresponding entries.
16429 (dump_regclass, record_operand_costs, scan_one_insn,
16430 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
16431 record_address_regs, auto_inc_dec_reg_p): Remove.
16432 (gt-regclass.h): Rename to gt-reginfo.h.
16434 * rtl.h (dump_global_regs, retry_global_alloc,
16435 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
16437 * Makefile.in (RA_H): Remove.
16438 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
16439 Rename regclass.o to reginfo.o.
16440 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
16442 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
16443 (GTFILES): Rename regclass.c to reginfo.c.
16445 * passes.c (init_optimization_passes): Remove pass_local_alloc and
16446 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
16448 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
16449 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
16451 (finish_spills): Ditto. Remove code for !flag_ira.
16453 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
16455 PR middle-end/35854
16456 * doc/invoke.texi (rtl debug options): Complete rewrite.
16457 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
16459 * mode-switching.c (pass_mode_switching): Rename pass from
16460 "mode-sw" to "mode_sw".
16461 * except.c (pass_convert_to_eh_ranges): Rename pass from
16462 "eh-ranges" to "eh_ranges".
16463 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
16467 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
16468 Alexander Monakov <amonakov@ispras.ru>
16470 PR middle-end/38857
16471 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
16473 (move_exprs_to_boundary): Change return type and pass through
16474 should_move from move_op. Relax assert. Update usage ...
16475 (schedule_expr_on_boundary): ... here. Use should_move instead of
16477 (move_op_orig_expr_found): Indicate that insn was disconnected from
16479 (code_motion_process_successors): Do not call after_merge_succs
16480 callback if original expression was not found when traversing any of
16482 (code_motion_path_driver): Change return type. Update prototype.
16483 (move_op): Update comment. Add a new parameter (should_move). Update
16484 prototype. Set *should_move based on indication provided by
16485 move_op_orig_expr_found.
16487 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
16489 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
16490 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
16491 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
16492 * config/rs6000/rs6000.c (rs6000_override_options): Default
16493 avoid-indexed-addresses on for Power6, off for everything else.
16494 (avoiding_indexed_address_p): New function.
16495 (rs6000_legitimize_address): Use it.
16496 (rs6000_legitimate_address): Likewise.
16497 * config/rs6000/rs6000.md (movXX_updateX): Likewise
16499 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
16501 PR tree-optimization/38997
16502 * tree-loop-distribution.c (generate_memset_zero): Use
16503 POINTER_PLUS_EXPR for a pointer addition.
16505 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
16507 * config/s390/s390.md (bswap<mode>2): New pattern added.
16509 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
16511 * config/s390/s390.md (*tls_load_31): Added type attribute.
16513 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
16515 * config/s390/s390.md: Fix a few comments.
16517 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
16519 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
16520 (*tm<mode>_full): Fixed z10prop attribute.
16521 (*tst<mode>_extimm): Fixed z10prop attribute.
16522 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
16523 (*tstqiCCT_cconly): Fixed z10prop attribute.
16524 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
16525 (*movsi_larl): Fixed z10prop attribute.
16526 (*movsi_zarch): Fixed z10prop attribute.
16527 (*movsi_eas): Fixed z10prop attribute.
16528 (*movhi): Fixed z10prop attribute.
16529 (*movqi): Fixed z10prop attribute.
16530 (*movstrictqi): Fixed z10prop attribute.
16531 (*mov<mode>): Fixed z10prop attribute.
16532 (*movcc): Fixed z10prop attribute.
16533 (*sethighpartdi_64): Fixed z10prop attribute.
16534 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
16535 (*negdi2_sign_cc): Fixed z10prop attribute.
16536 (*negdi2_sign): Fixed z10prop attribute.
16537 (*absdi2_sign_cc): Fixed z10prop attribute.
16538 (*absdi2_sign): Fixed z10prop attribute.
16539 (*negabsdi2_sign_cc): Fixed z10prop attribute.
16540 (*negabsdi2_sign): Fixed z10prop attribute.
16541 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
16542 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
16543 (doloop_si64): Fixed z10prop attribute.
16544 (doloop_si31): Fixed z10prop attribute.
16545 (doloop_long): Fixed z10prop attribute.
16546 (indirect_jump): Fixed z10prop attribute.
16547 (nop): Fixed z10prop attribute.
16548 (main_base_64): Fixed z10prop attribute.
16549 (reload_base_64): Fixed z10prop attribute.
16551 2009-01-28 Jakub Jelinek <jakub@redhat.com>
16553 PR rtl-optimization/38740
16554 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
16556 * config/mips/mips.c (mips_reorg): Likewise.
16558 2009-01-28 Richard Guenther <rguenther@suse.de>
16560 PR tree-optimization/38926
16561 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
16562 with the correct value id to a value.
16563 (do_regular_insertion): Use the value number of edoubleprime
16564 for the value number of the expr.
16567 2008-08-21 Richard Guenther <rguenther@suse.de>
16569 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
16570 a PHI ask VN if it is already available.
16571 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
16572 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
16574 2009-01-28 Jakub Jelinek <jakub@redhat.com>
16576 PR middle-end/38934
16577 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
16578 set to varying whenever max has TREE_OVERFLOW set, similarly
16579 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
16581 2009-01-28 Richard Guenther <rguenther@suse.de>
16583 PR middle-end/38908
16584 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
16585 uninitialized aggregate uses in call arguments.
16587 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
16589 PR tree-optimization/38984
16590 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
16591 the nothing_id variable if -fno-delete-null-pointer-checks.
16593 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
16596 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
16597 (set_got_offset_rex64): Ditto.
16599 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
16602 * doc/extend.texi: Improve local variable with asm reg.
16604 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
16606 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
16607 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
16608 was not supplied then set warn_packed_bitfield_compat to the
16609 default value of 1.
16610 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
16613 2009-01-27 Richard Guenther <rguenther@suse.de>
16615 PR tree-optimization/38503
16616 * cfgexpand.c (expand_gimple_basic_block): Ignore
16617 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
16618 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
16619 variables that cannot have TBAA applied.
16620 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
16623 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
16625 PR middle-end/38969
16626 * calls.c (initialize_argument_information): Do not wrap complex
16627 arguments in SAVE_EXPR.
16629 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
16631 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
16632 (INSTALL_LIBGCC): Revert typo commit.
16634 2009-01-26 Richard Guenther <rguenther@suse.de>
16636 PR tree-optimization/38745
16637 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
16638 from special handling.
16640 2009-01-26 Richard Guenther <rguenther@suse.de>
16642 PR tree-optimization/38745
16643 * tree-ssa.c (execute_update_addresses_taken): Do not include
16644 variables that cannot possibly be a register in not_reg_needs.
16645 Do not clear TREE_ADDRESSABLE on vars that may not become
16647 * tree-ssa.c (update_alias_info_1): Include those in the set
16648 of addressable vars.
16650 2009-01-26 Richard Guenther <rguenther@suse.de>
16652 PR middle-end/38851
16653 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
16654 * tree-ssa-dse.c: Include langhooks.h
16655 (execute_simple_dse): Remove stores with zero size.
16657 2009-01-24 Jakub Jelinek <jakub@redhat.com>
16660 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
16663 2009-01-24 Julian Brown <julian@codesourcery.com>
16665 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
16666 config/arm/linux-atomic.c.
16667 * config/arm/linux-atomic.c: New.
16669 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
16671 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
16672 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
16673 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
16675 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
16678 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
16681 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
16683 PR tree-optimization/38953
16684 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
16685 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
16686 (gloog): Split the exit of the scop when the scop exit is a loop exit.
16687 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
16690 2009-01-24 Paul Brook <paul@codesourcery.com>
16692 * config/arm/neon.md (neon_type): Move to arm.md.
16693 (neon_mov<VSTRUCT>): Add neon_type attribute.
16694 * config/arm/arm.md (neon_type): Move to here.
16695 (conds): Add "unconditioal" and use as default for NEON insns.
16697 2009-01-24 Ben Elliston <bje@au.ibm.com>
16699 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
16700 void *' warning from -Wc++-compat.
16701 * Makefile.in (dominance.o-warn): Remove.
16703 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
16705 PR tree-optimization/38932
16706 * fold-const.c (fold_unary_ignore_overflow): New.
16707 * tree.h (fold_unary_ignore_overflow): Declare.
16708 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
16709 * tree-ssa-sccvn.c (visit_reference_op_load,
16710 simplify_unary_expression): Likewise.
16712 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
16714 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
16715 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
16716 regardless of their type.
16717 * c-common.c (handle_packed_attribute): Don't ignore packed on
16719 * c.opt (Wpacked-bitfield-compat): New warning option.
16720 * stor-layout.c (place_field): Warn if offset of a field changed.
16721 * doc/extend.texi (packed): Mention the ABI change.
16722 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
16723 (Warning Options): Add it to the list.
16725 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
16727 * c-opts.c (c_common_post_options): Fix a typo in comments.
16729 2009-01-22 Steve Ellcey <sje@cup.hp.com>
16731 PR middle-end/38615
16732 * gimplify.c (gimplify_init_constructor): Fix promotion of const
16733 variables to static.
16734 * doc/invoke.texi (-fmerge-all-constants): Update description.
16736 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
16739 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
16740 (*movdi_1_rex64): Use type "mmx" for alternative 5.
16742 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
16744 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
16746 (LOCAL_ALIGNMENT): Similarly.
16748 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
16749 Joseph Myers <joseph@codesourcery.com>
16751 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
16752 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
16753 * config/arm/arm-tune.md: Regenerate.
16754 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
16757 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
16759 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
16760 version number to five.
16762 2009-01-22 Dodji Seketeli <dodji@redhat.com>
16765 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
16766 * c-common.c (set_underlying_type): Likewise.
16767 (is_typedef_decl ): Likewise
16769 (set_underlying_type): Likewise.
16770 (is_typedef_type): Likewise.
16772 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
16774 PR middle-end/38587
16775 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
16778 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
16781 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
16782 (LIBGCC_SPEC): Don't define.
16783 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
16785 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
16787 PR rtl-optimization/38879
16788 * alias.c (base_alias_check): Unaligned access via AND address can
16789 alias all surrounding object types except those with sizes equal
16790 or wider than the size of unaligned access.
16792 2009-01-21 Dodji Seketeli <dodji@redhat.com>
16795 * c-decl.c (clone_underlying_type): Move this ...
16796 * c-common.c (set_underlying_type): ... here.
16797 Also, make sure the function properly sets TYPE_STUB_DECL() on
16798 the newly created typedef variant type.
16799 (is_typedef_decl ): New entry point.
16800 * tree.h: Added a new member member_types_needing_access_check to
16801 struct tree_decl_non_common.
16802 (set_underlying_type): New entry point.
16803 (is_typedef_type): Likewise.
16805 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
16807 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
16808 Check whether two instructions have memory references that
16809 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
16810 are helper functions for traversing.
16811 * alias.h (insn_alias_sets_confilict_p): New prototypes.
16812 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
16813 not to draw dependency edge for instructions with non-conflicting
16816 2009-01-20 Joseph Myers <joseph@codesourcery.com>
16819 * longlong.h: Update copyright years. Use soft-fp license notice.
16820 Sync __clz_tab declaration with glibc.
16822 2009-01-20 Steve Ellcey <sje@cup.hp.com>
16825 * doc/extend.texi (syscall_linkage): New.
16826 (version_id): Modify.
16828 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
16829 Richard Guenther <rguenther@suse.de>
16831 PR tree-optimization/38747
16832 PR tree-optimization/38748
16833 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
16834 conversion if the base address is an indirect reference and the
16835 aliasing sets could cause issues.
16837 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
16839 * common.opt (fgraphite, fgraphite-identity): Add comment for
16840 explaining why these options are not documented.
16842 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
16844 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
16845 gimple_call_lhs is NULL.
16847 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
16850 * emit-rtl.c (adjust_address_1): Make sure memref is never
16853 2009-01-20 Ben Elliston <bje@au.ibm.com>
16855 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
16856 const qualifier from arg parameter. Remove unnecessary cast to char *.
16857 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
16858 const qualifier from arg 2.
16860 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
16862 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
16864 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
16867 * rtl.h (reinit_regs): New prototype.
16868 * regclass.c: Include ira.h.
16869 (reinit_regs): New.
16870 * Makefile.in (regclass.o): Add ira.h.
16871 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
16873 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
16876 * c-common.c (handle_aligned_attribute): Use
16877 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
16878 default alignment value.
16880 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
16882 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
16883 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
16885 * doc/extend.texi: Update __attribute__ ((aligned)). Document
16886 __BIGGEST_ALIGNMENT__.
16888 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
16890 2009-01-18 Richard Guenther <rguenther@suse.de>
16892 PR tree-optimization/38819
16893 * tree-flow.h (operation_could_trap_helper_p): Declare.
16894 * tree-eh.c (operation_could_trap_helper_p): Export.
16895 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
16896 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
16897 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
16898 are about to insert a possibly trapping instruction and fail
16901 2009-01-18 Andreas Schwab <schwab@suse.de>
16903 * doc/install.texi (Configuration): Remove obsolete paragraph
16904 about use of --with-gnu-ld with --with-gnu-as.
16906 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
16908 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
16909 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
16910 Follow spelling conventions.
16912 2009-01-18 Ben Elliston <bje@au.ibm.com>
16914 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
16915 C++ warning about implicit conversion from void * to struct
16917 (bitmap_obstack_free): Likewise for bitmap_element *.
16918 * Makefile.in (bitmap.o-warn): Remove.
16920 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
16922 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
16924 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
16925 Tobias Grosser <tobi.grosser@amd.com>
16927 * graphite.c (graphite_trans_scop_block): Do not block single
16930 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
16932 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
16933 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
16934 test with assertion.
16936 2009-01-16 Richard Guenther <rguenther@suse.de>
16938 PR tree-optimization/38835
16939 PR middle-end/36227
16940 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
16941 and INT + PTR -> (INT)(PTR p+ INT) folding.
16942 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
16944 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
16947 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
16948 the subreg from a lowpart subreg if it is also casting the value.
16950 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
16951 Tobias Grosser <tobi.grosser@amd.com>
16953 * graphite.c (compare_prefix_loops): New.
16954 (build_scop_canonical_schedules): Rewritten.
16955 (graphite_transform_loops): Move build_scop_canonical_schedules
16956 after build_scop_iteration_domain.
16958 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
16959 Tobias Grosser <tobi.grosser@amd.com>
16961 * graphite.c (add_conditions_to_domain): Add the loops to
16962 the dimension of the iteration domain. Do copy the domain
16963 only when it exists.
16964 (build_scop_conditions_1): Do not call add_conditions_to_domain.
16965 (add_conditions_to_constraints): New.
16966 (can_generate_code_stmt, can_generate_code): Removed.
16967 (gloog): Do not call can_generate_code.
16968 (graphite_transform_loops): Call add_conditions_to_constraints
16969 after building the iteration domain.
16971 2009-01-16 Jakub Jelinek <jakub@redhat.com>
16973 PR tree-optimization/38789
16974 * tree-ssa-threadedge.c
16975 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
16976 __builtin_constant_p.
16978 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16980 * dce.c (delete_unmarked_insns): Reversed the order that insns are
16981 examined before deleting them.
16983 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
16985 * function.c (aggregate_value_p): Correctly extract the function
16986 type from CALL_EXPR_FN lookup.
16988 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16990 * config/picochip/picochip.c (picochip_override_options): Revert
16991 CFI asm flag disable commited previously.
16993 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
16994 Tobias Grosser <tobi.grosser@amd.com>
16995 Jan Sjodin <jan.sjodin@amd.com>
16997 * graphite.c (scan_tree_for_params): On substractions negate
16998 all the coefficients of the term.
16999 (clast_to_gcc_expression_red): New. Handle reduction expressions
17000 of more than two operands.
17001 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
17002 (get_vdef_before_scop): Handle also the case of default definitions.
17004 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
17006 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
17007 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
17008 Also use them when walking CALL_INSN_FUNCTION_USAGE.
17010 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
17011 Joey Ye <joey.ye@intel.com>
17013 PR middle-end/37843
17014 * cfgexpand.c (expand_stack_alignment): Don't update stack
17015 boundary nor check incoming stack boundary here.
17016 (gimple_expand_cfg): Update stack boundary and check incoming
17017 stack boundary here.
17019 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
17021 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
17023 2009-01-14 Jakub Jelinek <jakub@redhat.com>
17025 PR rtl-optimization/38245
17026 * calls.c (expand_call): Add stack arguments to
17027 CALL_INSN_FUNCTION_USAGE even for pure calls (when
17028 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
17029 in regs and partially in memory or BLKmode arguments.
17030 (emit_library_call_value_1): Add stack arguments to
17031 CALL_INSN_FUNCTION_USAGE even for pure calls (when
17032 ACCUMULATE_OUTGOING_ARGS).
17033 * dce.c: Include tm_p.h.
17034 (find_call_stack_args): New function.
17035 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
17037 (mark_insn): Call find_call_stack_args for CALL_Ps.
17038 (prescan_insns_for_dce): Walk insns backwards in bb rather than
17039 forwards. Allocate and free arg_stores bitmap if needed, pass it
17040 down to deletable_insn_p, don't mark stores set in arg_stores
17041 bitmap, clear the bitmap at the beginning of each bb.
17042 * Makefile.in (dce.o): Depend on $(TM_P_H).
17044 2009-01-14 Michael Meissner <gnu@the-meissners.org>
17047 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
17048 to make sure the insn is a conditional test (bug 22599). Reformat a
17051 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
17053 PR middle-end/38431
17054 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
17055 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
17056 (gloog): Do not call cleanup_tree_cfg.
17057 (graphite_transform_loops): Call cleanup_tree_cfg after all
17058 scops have been code generated.
17060 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
17061 * doc/gty.texi (Invoking the garbage collector): Added new node
17062 and section documenting ggc_collect.
17064 2009-01-14 Richard Guenther <rguenther@suse.de>
17066 PR tree-optimization/38826
17067 PR middle-end/38477
17068 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
17069 initialization notes only if we actually emitted a warning.
17070 (intra_create_variable_infos): Add constraints for a result decl
17071 that is passed by hidden reference.
17072 (build_pred_graph): Mark all related variables non-direct on
17075 2009-01-14 Nick Clifton <nickc@redhat.com>
17077 * ira-conflicts.c: Include addresses.h for the definition of
17079 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
17080 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
17082 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
17085 * Makefile.in (ira-lives.o): Add except.h.
17087 * ira-lives.c: Include except.h.
17088 (process_bb_node_lives): Process can_throw_internal.
17090 2009-01-13 Jakub Jelinek <jakub@redhat.com>
17092 PR rtl-optimization/38774
17093 * combine.c (simplify_set): When undoing cc_use change, don't do
17094 PUT_CODE on the newly created comparison, but instead put back the
17097 2009-01-13 Joseph Myers <joseph@codesourcery.com>
17099 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
17100 values. Remove duplicate arm8 entry.
17102 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
17104 PR tree-optimization/38786
17105 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
17106 the SSA_NAME case of expand_scalar_variables_expr.
17107 Set the type of an expression to the type of its assign statement.
17108 (expand_scalar_variables_expr): Also gather the scalar computation
17109 used to index the memory access. Do not pass loop_p.
17110 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
17111 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
17112 the gimple_stmt_iterator where it inserts new code.
17113 Do not pass loop_p.
17114 (copy_bb_and_scalar_dependences): Do not pass loop_p.
17115 (translate_clast): Update call to copy_bb_and_scalar_dependences.
17117 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
17119 * graphite.h (debug_value): Removed.
17120 * graphite.c (debug_value): Removed.
17122 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
17124 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
17125 ldrd/strd with two 32-bit instructions.
17127 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
17129 * config/arm/arm.c (struct processors): Pass for speed down into
17130 cost helper functions.
17131 (const_ok_for_op): Handle COMPARE and inequality nodes.
17132 (arm_rtx_costs_1): Rewrite.
17133 (arm_size_rtx_costs): Update prototype.
17134 (arm_rtx_costs): Pass speed down to helper functions.
17135 (arm_slowmul_rtx_costs): Rework cost calculations.
17136 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
17137 (arm_9e_rtx_costs): Likewise.
17139 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
17141 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
17142 relocations of local symbols wider than UNITS_PER_WORD are not valid.
17143 (alpha_legitimize_address): Do not split local symbols wider than
17144 UNITS_PER_WORD into HIGH/LO_SUM parts.
17146 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
17149 * gcc.c (process_command): Replace call to execvp with calls
17150 to pex_one and exit.
17152 2009-01-03 Anatoly Sokolov <aesok@post.ru>
17155 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
17156 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
17157 variant for devices with 3-byte PC.
17158 (__tablejump_elpm__): New.
17160 2009-01-12 Jakub Jelinek <jakub@redhat.com>
17163 * c-parser.c (c_parser_postfix_expression): Allow `->' in
17164 offsetof member-designator, handle it as `[0].'.
17166 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17168 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
17169 function when not using named sections on targets with named sections
17170 if branch distance is less than 262132.
17172 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
17174 * combine.c (combine_instructions): Recompute
17175 optimize_this_for_speed_p for each BB in the main combine loop.
17177 2009-01-12 Tomas Bily <tbily@suse.cz>
17180 * tree-loop-distribution.c (prop_phis): New function.
17181 (generate_builtin): Call prop_phis.
17182 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
17184 2009-01-12 Jakub Jelinek <jakub@redhat.com>
17186 PR tree-optimization/38807
17187 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
17188 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
17190 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
17192 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
17193 subreg of op0 to the original op0.
17195 2009-01-11 Laurent GUERBY <laurent@guerby.net>
17197 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
17199 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
17202 * mips-tfile.c (parse_def): Fix parsing of def strings
17203 starting with digits.
17205 2009-01-10 Jakub Jelinek <jakub@redhat.com>
17208 * config/arm/arm.c (arm_is_long_call_p): Don't call
17209 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
17211 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
17213 * regrename.c (regrename_optimize): Fix dumping.
17214 (find_oldest_value_reg): Preserve REG_POINTER.
17215 (copy_hardreg_forward_1): Likewise.
17217 2009-01-09 Diego Novillo <dnovillo@google.com>
17219 * gimple.h (struct gimple_statement_base) <uid>: Document
17220 the restrictions on its use.
17221 (gimple_uid): Tidy.
17222 (gimple_set_uid): Tidy.
17224 2009-01-09 Jakub Jelinek <jakub@redhat.com>
17226 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
17227 zero guard even if align_bytes != 0 and count is smaller than
17230 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
17232 PR rtl-optimization/38495
17233 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
17234 (add_range_and_copies_from_move_list): Print all added ranges.
17235 Add ranges to memory optimized destination.
17237 2009-01-09 Jakub Jelinek <jakub@redhat.com>
17241 * config/i386/i386.c (override_options): Reject
17242 -mstringop-strategy=rep_8byte with -m32.
17243 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
17244 to 1. Do count comparison against epilogue_size_needed at compile
17245 time even when count_exp was constant forced into register. For
17246 size_needed don't jump to epilogue, instead just avoid aligning
17247 and invoke the body algorithm. If need_zero_guard, add zero guard
17248 even if count is non-zero, but smaller than size_needed + number of
17249 bytes that could be stored for alignment.
17250 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
17251 to 1. If need_zero_guard, add zero guard even if count is non-zero,
17252 but smaller than size_needed + number of bytes that could be stored
17253 for alignment. Compare size_needed with epilogue_size_needed instead
17254 of desired_align - align, don't adjust size_needed, pass
17255 epilogue_size_needed to the epilogue expanders.
17258 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
17260 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17262 * pa.c (last_address): Change to unsigned.
17263 (update_total_code_bytes): Change argument to unsigned. Don't
17264 check if insn addresses are set.
17265 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
17266 addresses are not set.
17267 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
17269 2009-01-09 Nick Clifton <nickc@redhat.com>
17271 * config/sh/symbian.c: Replace uses of DECL_INLINE with
17272 DECL_DECLARED_INLINE_P.
17274 2009-01-09 Jakub Jelinek <jakub@redhat.com>
17276 PR middle-end/38347
17277 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
17278 GET_MODE (op0) in operand_subword_force calls.
17280 PR middle-end/38771
17281 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
17282 fold_convert arg0 operands to TREE_TYPE (op0) first.
17284 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
17286 * params.def (ira-max-conflict-table-size): Decrease default value
17289 2009-01-08 Jakub Jelinek <jakub@redhat.com>
17291 PR tree-optimization/37031
17292 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
17294 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
17295 allocate it using gc instead of heap, use VEC_quick_push instead of
17297 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
17298 instead of heap, use VEC_quick_push instead of VEC_safe_push.
17299 * tree-data-ref.h (struct access_matrix): Change matrix to gc
17300 allocated vector from heap allocated.
17301 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
17302 * tree-loop-linear.c (linear_transform_loops): Allocate nest
17303 vector only after perfect_loop_nest_depth call.
17305 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
17306 Jan Sjodin <jan.sjodin@amd.com>
17308 PR tree-optimization/38559
17309 * graphite.c (debug_value, copy_constraint,
17310 swap_constraint_variables, scale_constraint_variable, ): New.
17311 (get_lower_bound, get_upper_bound): Removed.
17312 (graphite_trans_bb_strip_mine): Clean up this code that works
17313 only for constant number of iterations. Fully copy upper and
17314 lower bound constraints, not only the constant part of them.
17315 * graphite.h (debug_value): Declared.
17317 2009-01-08 Ira Rosen <irar@il.ibm.com>
17319 PR tree-optimization/37194
17320 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
17321 Don't add the cost of cost model guard in prologue to scalar
17322 outside cost in case of known number of iterations.
17324 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
17325 Alan Modra <amodra@bigpond.net.au>
17327 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
17328 non-word-aligned REG+CONST addressing.
17330 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
17333 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
17334 free_after_compilation when outputting a thunk.
17335 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
17336 Do not call free_after_compilation here.
17338 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
17340 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
17341 (ix86_valid_target_attribute_inner_p): Ditto.
17343 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
17345 PR tree-optimization/38492
17346 PR tree-optimization/38498
17347 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
17348 * tree-chrec.h (scev_is_linear_expression): Declared.
17349 * graphite.c (graphite_cannot_represent_loop_niter): New.
17350 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
17351 (graphite_loop_normal_form): Use gcc_assert.
17352 (scan_tree_for_params): Use CASE_CONVERT.
17353 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
17354 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
17355 Use gcc_assert. Discard scops that contain unhandled cases.
17356 (build_scop_conditions): Return a boolean status for unhandled cases.
17357 (strip_mine_profitable_p): Print the loop number, not its depth.
17358 (is_interchange_valid): Pass the depth of the loop nest, don't
17359 recompute it wrongly.
17360 (graphite_trans_bb_block): Same.
17361 (graphite_trans_bb_block): Print tentative of loop blocking.
17362 (graphite_trans_scop_block): Do not print that the loop has been
17364 (graphite_transform_loops): Do not handle scops that contain condition
17367 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
17369 AVX Programming Reference (December, 2008)
17370 * config/i386/avxintrin.h (_mm256_stream_si256): New.
17371 (_mm256_stream_pd): Likewise.
17372 (_mm256_stream_ps): Likewise.
17374 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
17375 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
17376 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
17377 (bdesc_special_args): Add __builtin_ia32_movntdq256,
17378 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
17379 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
17380 (ix86_expand_special_args_builtin): Likewise.
17382 * config/i386/sse.md (AVXMODEDI): New.
17383 (avx_movnt<mode>): Likewise.
17384 (avx_movnt<mode>): Likewise.
17385 (<sse>_movnt<mode>): Remove AVX support.
17386 (sse2_movntv2di): Likewise.
17388 2009-01-07 Richard Guenther <rguenther@suse.de>
17390 PR middle-end/38751
17391 * fold-const.c (extract_muldiv): Remove obsolete comment.
17392 (fold_plusminus_mult_expr): Undo MINUS_EXPR
17393 to PLUS_EXPR canonicalization for the canonicalization.
17395 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
17397 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
17398 hosted cross-compilers generating less efficient code.
17400 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
17402 * function.h (rtl_data): Add a dbr_scheduled_p field.
17403 * reorg.c (dbr_schedule): Set it.
17404 (gate_handle_delay_slots): Check it.
17405 * config/mips/mips.c (mips_base_delayed_branch): Delete.
17406 (mips_reorg): Check flag_delayed_branch instead of
17407 mips_base_delayed_branch.
17408 (mips_override_options): Don't set mips_base_delayed_branch
17409 or flag_delayed_branch.
17411 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
17413 PR rtl-optimization/38426.
17414 * ira.c (ira): Set current_function_is_leaf earlier.
17416 2009-01-06 Jakub Jelinek <jakub@redhat.com>
17418 PR rtl-optimization/38722
17419 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
17420 too early, only set a flag and modify after last possible
17423 2009-01-06 Janis Johnson <janis187@us.ibm.com>
17426 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
17427 * real.c (decimal_single_format): Correct values of emin and emax.
17428 (decimal_double_format): Ditto.
17429 (decimal_quad_format): Ditto.
17430 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
17431 computation of DECnn_MIN and DECnn_MAX for corrected values of
17432 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
17433 __DECnn_MIN__, and adjust its computation for the corrected value
17436 2009-01-06 Jan Hubicka <jh@suse.cz>
17439 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
17441 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
17443 * doc/contrib.texi (Contributors): Slightly adjust the end note.
17444 Add Robert Clark to the list of testers.
17446 2009-01-06 Jan Hubicka <jh@suse.cz>
17447 Kai Tietz <kai.tietz@onevision.com>
17449 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
17450 * config/i386/i386.c (ix86_expand_call): Add clobbers.
17452 2009-01-06 Jan Hubicka <jh@suse.cz>
17453 Kai Tietz <kai.tietz@onevision.com>
17455 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
17457 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
17458 (ix86_nsaved_regs): Count only general purpose regs.
17459 (ix86_nsaved_sseregs): New.
17460 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
17461 to 16 for w64; compute padding and size of sse reg save area.
17462 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
17463 general purpose regs.
17464 (ix86_emit_save_sse_regs_using_mov): New.
17465 (ix86_expand_prologue): Save SSE regs if needed.
17466 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
17467 (ix86_emit_restore_sse_regs_using_mov): New.
17468 (ix86_expand_epilogue): Save SSE regs if needed.
17470 2009-01-06 Jan Hubicka <jh@suse.cz>
17471 Kai Tietz <kai.tietz@onevision.com>
17473 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
17474 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
17475 functions when accumulate outgoing args is off.
17477 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
17480 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
17481 before using pseudos_have_intersected_live_ranges_p.
17483 * ira-int.h (ira_assert): Always define.
17485 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
17487 AVX Programming Reference (December, 2008)
17488 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
17489 (_mm256_permute2_pd): Likewise.
17490 (_mm_permute2_ps): Likewise.
17491 (_mm256_permute2_ps): Likewise.
17492 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
17493 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
17495 * config/i386/i386.c (ix86_builtins): Remove
17496 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
17497 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
17498 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
17499 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
17500 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
17501 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
17502 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
17503 __builtin_ia32_vpermil2ps256.
17504 (ix86_init_mmx_sse_builtins): Updated.
17505 (ix86_expand_args_builtin): Likewise.
17507 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17509 * pa.c (output_call): Relocate non-jump insns in the delay slot of
17510 long absolute calls when generating PA 2.0 code.
17512 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
17514 PR rtl-optimization/38583
17515 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
17517 * params.def (ira-max-conflict-table-size): New.
17519 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
17521 * ira.h (ira_conflicts_p): New external definition.
17523 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
17524 table. Report this. Return result of building.
17525 (ira_build_conflicts): Use ira_conflicts_p. Check result of
17526 building conflict table.
17528 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
17529 (ira_color): Use ira_conflicts_p.
17531 * global.c: Include ira.h.
17532 (pseudo_for_reload_consideration_p, build_insn_chain): Use
17535 * Makefile.in (global.o): Add ira.h.
17537 * ira-build.c (mark_all_loops_for_removal,
17538 propagate_some_info_from_allocno): New.
17539 (remove_unnecessary_allocnos): Call
17540 propagate_some_info_from_allocno.
17541 (remove_low_level_allocnos): New.
17542 (remove_unnecessary_regions): Add parameter. Call
17543 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
17544 parameter to remove_unnecessary_regions.
17545 (ira_build): Remove all regions but root if the conflict table was
17546 not built. Update conflict hard regs for allocnos crossing calls.
17548 * ira.c (ira_conflicts_p): New global.
17549 (ira): Define and use ira_conflicts_p.
17551 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
17552 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
17553 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
17555 2009-01-06 Ben Elliston <bje@au.ibm.com>
17557 * gengtype-lex.l (YY_NO_INPUT): Define.
17559 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
17562 * c-common.c (handle_vector_size_attribute): Also reject
17563 BOOLEAN_TYPE types.
17565 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
17567 PR tree-optimization/38492
17568 * graphite.c (rename_map_elt, debug_rename_elt,
17569 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
17570 rename_map_elt_info, eq_rename_map_elts,
17571 get_new_name_from_old_name, bb_in_sese_p): Moved around.
17572 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
17573 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
17574 (sese_build_livein_liveouts): New.
17575 (new_sese, free_sese): New.
17576 (new_scop): Call new_sese.
17577 (free_scop): Call free_sese.
17578 (rename_variables_from_edge, rename_phis_end_scop): Removed.
17579 (register_old_new_names): Renamed register_old_and_new_names.
17580 (register_scop_liveout_renames, add_loop_exit_phis,
17581 insert_loop_close_phis, struct igp,
17582 default_liveout_before_guard, add_guard_exit_phis,
17583 insert_guard_phis, copy_renames): New.
17584 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
17585 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
17586 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
17587 (scop_adjust_phis_for_liveouts): New.
17588 (gloog): Call scop_adjust_phis_for_liveouts.
17590 * graphite.h (struct sese): Documented. Added fields liveout,
17591 num_ver and livein.
17592 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
17593 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
17594 (struct scop): Added field liveout_renames.
17595 (SCOP_LIVEOUT_RENAMES): New.
17597 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
17599 PR tree-optimization/38510
17600 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
17601 (translate_clast): Call recompute_all_dominators before
17603 (gloog): Call recompute_all_dominators before graphite_verify.
17605 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
17606 Jan Sjodin <jan.sjodin@amd.com>
17608 PR tree-optimization/38500
17609 * graphite.c (create_sese_edges): Call fix_loop_structure after
17612 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
17614 * config.gcc: Add m32r*-*-rtems*.
17615 * config/m32r/rtems.h: New file.
17617 2009-01-05 Ben Elliston <bje@au.ibm.com>
17619 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
17620 (.po.pox): Likewise.
17621 (po/gcc.pot): Likewise.
17623 2009-01-04 David S. Miller <davem@davemloft.net>
17625 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
17626 (STARTING_FRAME_OFFSET): Always set to zero.
17628 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
17630 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
17631 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
17632 fixed-point types, and vectors of the same.
17634 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
17636 * config/mips/sync.md (*mb_barrier): Rename to...
17637 (*memory_barrier): ...this.
17639 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
17641 * doc/extend.texi (Function Attributes): Move @cindex after @item
17642 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
17643 and put in alphabetical order. Fix 'target' name and put in order.
17644 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
17647 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
17649 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
17650 (memory_barrier): Expand as unspec instead of unspec_volatile.
17651 Remove mem:BLK from insn operands. Use Pmode scratch register.
17652 (*memory_barrier): Define as unspec instead of unspec_volatile.
17653 Use (match_dup 0) as input operand.
17655 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
17656 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
17657 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
17658 scratch register. Remove operand 1.
17659 (*stbar): Define as unspec instead of unspec_volatile.
17660 Use (match_dup 0) as input operand, remove (const_int 8).
17661 (*membar): Define as unspec instead of unspec_volatile.
17662 Use (match_dup 0) as input operand, remove input operand 2.
17664 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
17665 (memory_barrier): Expand as unspec instead of unspec_volatile.
17666 Remove mem:BLK from insn operands. Use Pmode scratch register.
17667 (*memory_barrier): Define as unspec instead of unspec_volatile.
17668 Use (match_dup 0) as input operand.
17670 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
17671 Remove mem:BLK from insn operands. Use Pmode scratch register.
17672 Set volatile flag on operand 0.
17673 (*memory_barrier): New insn pattern.
17675 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
17677 (*memory_barrier): Use (match_dup 0) as input operand.
17679 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
17680 Remove mem:BLK from insn operands. Use Pmode scratch register.
17681 Set volatile flag on operand 0.
17682 (*mb_internal): New insn pattern.
17684 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
17686 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
17688 PR middle-end/38586
17689 * function.c (struct temp_slot): Move to the section of the file
17690 that deals with temp slots. Remove field 'address'.
17691 (temp_slot_address_table): New hash table of address -> temp slot.
17692 (struct temp_slot_address_entry): New struct, items for the table.
17693 (temp_slot_address_compute_hash, temp_slot_address_hash,
17694 temp_slot_address_eq, insert_temp_slot_address): Support functions
17696 (find_temp_slot_from_address): Rewrite to use the new hash table.
17697 (remove_unused_temp_slot_addresses): Remove addresses of temp
17698 slots that have been made available.
17699 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
17700 worker function for remove_unused_temp_slot_addresses.
17701 (assign_stack_temp_for_type): Don't clear the temp slot address list.
17702 Add the temp slot address to the address -> temp slot map.
17703 (update_temp_slot_address): Update via insert_temp_slot_address.
17704 (free_temp_slots): Call remove_unused_temp_slot_addresses.
17705 (pop_temp_slots): Likewise.
17706 (init_temp_slots): Allocate the address -> temp slot map, or empty
17707 the map if it is already allocated.
17708 (prepare_function_start): Initialize temp slot processing.
17710 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
17712 PR middle-end/38584
17713 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
17714 Calculate the size of all stack vars assuming no packing of stack
17715 vars will happen, replacing a quadratic algorithm with a linear one.
17717 2009-01-03 Jakub Jelinek <jakub@redhat.com>
17720 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
17723 2009-01-03 Diego Novillo <dnovillo@google.com>
17725 * doc/contrib.texi: Update contributions.
17727 2009-01-03 Jakub Jelinek <jakub@redhat.com>
17730 * builtins.c (fold_builtin_memory_op): Give up if either operand
17731 is volatile. Set srctype or desttype to non-qualified version
17735 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
17736 and FUNCTION_DECLs.
17738 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
17740 PR rtl-optimization/35805
17741 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
17742 problem if fast dce is able to remove any instructions.
17743 * dce.c (dce_process_block): Fix dump message.
17745 2009-01-02 Mark Mitchell <mark@codesourcery.com>
17748 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
17750 2009-01-02 Jakub Jelinek <jakub@redhat.com>
17752 PR middle-end/38690
17753 * tree-flow.h (op_code_prio, op_prio): New prototypes.
17754 * tree-pretty-print.c (op_code_prio): New function.
17755 (op_prio): No longer static. Use op_code_prio.
17756 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
17757 Use op_prio and op_code_prio to determine if () should be
17758 printed around operand(s) or not.
17760 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
17761 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
17762 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
17763 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
17764 pp_character instead of pp_string for single letter printing.
17766 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
17768 * doc/extend.texi: Fix '#pragma GCC option' typo.
17770 2009-01-02 Richard Guenther <rguenther@suse.de>
17772 * doc/install.texi (--enable-checking): Mention different
17773 default for stage1.
17774 (--enable-stage1-checking): Document.
17776 2009-01-01 Andrew Pinski <pinskia@gmail.com>
17778 PR middle-end/30142
17779 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
17780 case to be an error.
17782 2009-01-02 Ben Elliston <bje@au.ibm.com>
17784 * config/fp-bit.h (pack_d): Constify argument.
17785 * config/fp-bit.c (makenan): Constify return type. Remove casts.
17786 (isnan): Constify argument.
17788 (iszero): Likewise.
17789 (pack_d): Likewise.
17790 (_fpadd_parts): Constify return type.
17791 (_fpmul_parts): Likewise.
17792 (_fpdiv_parts): Likewise.
17794 2009-01-01 Jakub Jelinek <jakub@redhat.com>
17797 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
17798 warn about overwriting initializer with side-effects or
17799 -Woverride-init if !IMPLICIT.
17800 (output_init_element): Likewise. Pass IMPLICIT down to
17802 (process_init_element): Add IMPLICIT argument. Pass it down
17803 to output_init_element.
17804 (push_init_element, pop_init_level, set_designator): Adjust
17805 process_init_element callers.
17806 (set_nonincremental_init, set_nonincremental_init_from_string):
17807 Adjust add_pending_init callers.
17808 (output_pending_init_elements): Adjust output_init_element callers.
17809 * c-tree.h (process_init_element): Adjust prototype.
17810 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
17811 process_init_element callers.
17814 Copyright (C) 2009 Free Software Foundation, Inc.
17816 Copying and distribution of this file, with or without modification,
17817 are permitted in any medium without royalty provided the copyright
17818 notice and this notice are preserved.