1 2010-05-11 Jakub Jelinek <jakub@redhat.com>
3 * gcc.c (execute): For -### don't quote arguments that
4 contain just alphanumerics and _/-. characters.
5 * doc/invoke.texi: Document that change for -###.
8 * df-problems.c (struct dead_debug): Add to_rescan field.
9 (dead_debug_init): Clear to_rescan field.
10 (dead_debug_finish): Rescan all debug insns in to_rescan
11 bitmap and free the bitmap.
12 (dead_debug_insert_before): Instead of rescanning debug insns
13 immediately queue their rescanning until dead_debug_finish.
14 (df_note_bb_compute): After dead_debug_add do continue instead
17 2010-05-10 Jakub Jelinek <jakub@redhat.com>
20 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
21 clear also INSN_REG_USE_LIST.
23 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
27 2010-05-10 Jan Hubicka <jh@suse.cz>
29 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally commited change.
31 2010-05-10 Jan Hubicka <jh@suse.cz>
33 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries): Allocate
35 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
36 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
37 (lto_streamer_cache_create): Init alloc pool.
38 (lto_streamer_cache_delete): Free alloc pool.
39 * lto-streamer.h: Include alloc pool.
40 (lto_streamer_cache_d): Use alloc pool.
41 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
43 2010-05-10 Jan Hubicka <jh@suse.cz>
45 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
46 * cgraphbuild.c: Include except.h
47 (record_type_list, record_eh_tables): New function.
48 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
50 2010-05-10 Jan Hubicka <jh@suse.cz>
52 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
53 __frame_dummy_init_array_entry, force_to_data): Attribute as used
56 2010-05-10 Michael Matz <matz@suse.de>
58 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
59 (can_reassociate_p): Use FLOAT_TYPE_P.
60 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
61 (vect_force_simple_reduction): ... this.
62 * tree-parloops.c (gather_scalar_reductions): Use
63 vect_force_simple_reduction.
64 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
65 vect_is_simple_reduction, add modify argument, if true rewrite
67 (vect_is_simple_reduction, vect_force_simple_reduction): New
69 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
71 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
72 Vladimir Makarov <vmakarov@redhat.com>
74 PR rtl-optimization/44012
75 * ira-build.c (remove_unnecessary_allocnos): Nullify
76 regno_allocno_map of the removed allocno.
78 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
80 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
82 * configure: Regenerate.
84 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
86 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
88 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
89 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
91 * configure: Regenerate.
93 2010-05-10 Richard Guenther <rguenther@suse.de>
95 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
96 marked if the entry identifier is marked.
98 2010-05-10 Richard Guenther <rguenther@suse.de>
100 * c-common.c (struct c_common_attributes): Add fnspec attribute.
101 (handle_fnspec_attribute): New function.
102 * gimple.h (gimple_call_return_flags): Declare.
103 (gimple_call_arg_flags): Likewise.
104 * gimple.c (gimple_call_arg_flags): New function.
105 (gimple_call_return_flags): Likewise.
106 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
108 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
110 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
111 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
113 (make_heapvar_for): ... this new function.
114 (handle_rhs_call): Handle fnspec attribute argument specifiers.
115 (handle_lhs_call): Likewise.
116 (find_func_aliases): Adjust.
118 2010-05-10 Richard Guenther <rguenther@suse.de>
120 PR tree-optimization/44050
121 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
123 2010-05-10 Wei Guozhi <carrot@google.com>
126 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
128 2010-05-09 Joseph Myers <joseph@codesourcery.com>
131 * c-typeck.c (lookup_field): Take a type directly. Update
133 (build_component_ref): Update call to lookup_field.
134 (set_init_label): Use lookup_field to find initialized field.
135 Handle returned list of fields like a sequence of designators.
137 2010-05-09 Richard Guenther <rguenther@suse.de>
140 * fold-const.c (tree_single_nonzero_warnv_p): Properly
141 handle &FUNCTION_DECL.
143 2010-05-09 Joseph Myers <joseph@codesourcery.com>
146 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
147 structures and unions recursively.
148 (detect_field_duplicates): Move duplicate detection with a hash to
149 detect_field_duplicates_hash. Always use a hash if anonymous
150 structures or unions are present.
151 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
154 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
157 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
158 detect Atom, Core 2 and Core i7.
160 2010-05-09 Richard Guenther <rguenther@suse.de>
162 * gcc.c (store_arg): Handle temporary file deletion for
165 2010-05-09 Richard Guenther <rguenther@suse.de>
168 * ipa-inline.c (estimate_function_body_sizes): Return after
169 disregarding inline limits.
171 2010-05-09 Richard Guenther <rguenther@suse.de>
173 * gcc.c (store_arg): Revert last change.
175 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
178 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
179 (optimize_ops_list): Call it.
181 2010-05-08 Richard Guenther <rguenther@suse.de>
183 PR tree-optimization/44030
184 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
185 NECESSARY flag if we propagate from a inserted expression.
187 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
189 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
190 domain types as equal if they are both PLACEHOLDER_EXPRs.
192 2010-05-08 Richard Guenther <rguenther@suse.de>
194 * lto-wrapper.c (run_gcc): Remove linker output from
195 command line for LTRANS invocation.
197 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
199 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
200 lto-macho as lto_binary_reader.
201 * target.h (struct gcc_target): New hooks lto_start and lto_end.
202 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
203 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
204 in lto_start and lto_end calls.
205 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
207 (scan_prog_file): Update is_elf_or_coff call.
208 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
210 * collect2.c (main): Fix enum comparison.
212 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
214 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
215 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
216 and TARGET_ASM_LTO_END.
217 * darwin.c: Include obstack.h and lto-streamer.h.
218 (lto_section_names_offset, lto_section_names_obstack,
219 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
221 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
222 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
224 (darwin_asm_lto_end): New function. Restore asm_out_file.
225 (darwin_asm_named_section): For LTO sections, replace the name with
226 the offset of the section name in a string table, and build this
228 (darwin_file_start): Initialize global vars for LTO support.
229 (darwin_file_end): If output to asm_out_file was redirected, append it
230 to the proper asm_out_file here. Add the section names section.
232 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
234 * c-pragma.c (pending_weak_d, pending_weak): New.
235 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
236 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
237 handle_pragma_weak): Update the uses of pending_weaks.
239 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
241 PR documentation/44016
242 * doc/standards.texi (Standards): Link to unversioned
243 cxx0x_status.html page.
245 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
248 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
249 in addition to TREE_USED, to avoid "set but unused" warnings.
251 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
253 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
254 (is_loop_prefetching_profitable): Do not insert prefetches
255 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
256 times the prefetch ahead distance.
258 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
260 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
261 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
262 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
265 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
267 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
268 a diagnostic info when the insn-to-mem ratio is too small.
270 2010-05-07 Richard Guenther <rguenther@suse.de>
272 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
274 (store_arg): Queue temp_filename for deletion instead of
277 2010-05-07 Richard Guenther <rguenther@suse.de>
279 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
280 (run_gcc): Handle LTRANS phase invocation.
281 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
283 2010-05-07 Jakub Jelinek <jakub@redhat.com>
285 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
286 this is also meaningful on PARM_DECLs and RESULT_DECLs.
288 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
290 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
292 2010-05-07 Richard Guenther <rguenther@suse.de>
294 PR tree-optimization/44020
295 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
296 code when PRE is not yet initialized.
298 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
300 * config/mips/dbxmdebug.h: Remove.
301 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
303 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
305 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
306 with null pointer and also warn about ordered comparison of zero with
309 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
311 * graphite-blocking.c
312 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
313 * graphite-clast-to-gimple.c
314 (clast_to_gcc_expression): Same.
315 (precision_for_value): Same.
316 (precision_for_interval): Same.
317 (gcc_type_for_interval): Same.
318 (graphite_create_new_guard): Same.
319 (compute_bounds_for_level): Same.
320 (graphite_create_new_loop_guard): Same.
321 * graphite-interchange.c
322 (build_linearized_memory_access): Same.
323 (pdr_stride_in_loop): Same.
324 (memory_strides_in_loop_1): Same.
325 (memory_strides_in_loop): Same.
326 (extend_scattering): Same.
327 (psct_scattering_dim_for_loop_depth): Same.
328 (pbb_number_of_iterations): Same.
330 (debug_iteration_domains): Same.
332 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
333 (ppl_set_inhomogeneous_gmp): Same.
334 (ppl_strip_loop): Same.
335 (ppl_lexico_compare_linear_expressions): Same.
336 (ppl_read_polyhedron_matrix): Same.
337 (ppl_max_for_le_pointset): Same.
339 (ppl_read_polyhedron_matrix): Same.
340 (tree_int_to_gmp): Same.
341 (gmp_cst_to_tree): Same.
342 (ppl_set_inhomogeneous): Same.
343 (ppl_set_inhomogeneous_tree): Same.
344 (ppl_set_coef): Same.
345 (ppl_set_coef_tree): Same.
346 * graphite-sese-to-poly.c
347 (build_pbb_scattering_polyhedrons): Same.
348 (build_scop_scattering): Same.
349 (scan_tree_for_params_right_scev): Same.
350 (scan_tree_for_params): Same.
351 (find_params_in_bb): Same.
352 (find_scop_parameters): Same.
353 (add_upper_bounds_from_estimated_nit): Same.
354 (build_loop_iteration_domains): Same.
355 (add_condition_to_domain): Same.
356 (pdr_add_memory_accesses): Same.
358 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
360 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
361 CLooG's value_* macros to their respective mpz_* counterparts.
362 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
363 (graphite_create_new_loop_guard): Same.
364 * graphite-interchange.c (build_linearized_memory_access): Same.
365 (pdr_stride_in_loop): Same.
366 (memory_strides_in_loop_1): Same.
367 (1st_interchange_profitable_p): Same.
368 * graphite-poly.c (extend_scattering): Same.
369 (psct_scattering_dim_for_loop_depth): Same.
370 (pbb_number_of_iterations): Same.
371 (pbb_number_of_iterations_at_time): Same.
372 * graphite-poly.h (new_1st_loop): Same.
373 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
374 (oppose_constraint): Same.
375 (insert_constraint_into_matrix): Same.
376 (ppl_set_inhomogeneous_gmp): Same.
377 (ppl_set_coef_gmp): Same.
378 (ppl_strip_loop): Same.
379 (ppl_lexico_compare_linear_expressions): Same.
380 (ppl_max_for_le_pointset): Same.
381 (ppl_min_for_le_pointset): Same.
382 (ppl_build_realtion): Same.
383 * graphite-ppl.h (gmp_cst_to_tree): Same.
384 (ppl_set_inhomogeneous): Same.
385 (ppl_set_inhomogeneous_tree): Same.
386 (ppl_set_coef): Same.
387 (ppl_set_coef_tree): Same.
388 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
389 (build_scop_scattering): Same.
390 (add_value_to_dim): Same.
391 (scan_tree_for_params_right_scev): Same.
392 (scan_tree_for_params_int): Same.
393 (scan_tree_for_params): Same.
394 (find_params_in_bb): Same.
395 (find_scop_parameters): Same.
396 (add_upper_bounds_from_estimated_nit): Same.
397 (build_loop_iteration_domains): Same.
398 (create_linear_expr_from_tree): Same.
399 (add_condition_to_domain): Same.
400 (pdr_add_memory_accesses): Same.
402 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
403 Jason Merrill <jason@redhat.com>
405 * c-common.c (c_common_reswords): Add nullptr.
406 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
407 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
408 (gen_type_die_with_usage): Likewise.
409 * dbxout.c (dbxout_type): Likewise.
410 * sdbout.c (plain_type_1): Likewise.
412 2010-05-06 Jason Merrill <jason@redhat.com>
414 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
415 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
417 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
419 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
420 stripping WITH_SIZE_EXPR.
421 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
424 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
426 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
427 list of obsolete configurations.
428 Disabled check for obsolete configurations.
429 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
430 Removed support for previous versions.
431 * config/mips/iris.h: Removed.
432 * config/mips/iris5.h: Removed.
433 * config/mips/iris6.h: Merged old iris.h contents.
434 (TARGET_IRIX): Removed.
435 (DRIVER_SELF_SPECS): Removed mabi=32.
436 (IDENT_ASM_OP): Removed undef.
437 (STARTFILE_SPEC): Removed mabi=32.
438 (ENDFILE_SPEC): Likewise.
439 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
440 (MACHINE_TYPE): Update for IRIX 6.5.
441 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
442 TARGET_IRIX by TARGET_IRIX6.
443 (mips_file_start): Likewise.
444 (mips_output_external): Remove IRIX 5/6 O32 support.
445 (mips_output_function_prologue): Likewise.
446 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
448 (TARGET_CPU_CPP_BUILTINS): Likewise.
449 (TARGET_IRIX): Removed.
450 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
451 (MULTILIB_DIRNAMES): Removed 32.
452 (MULTILIB_OSDIRNAMES): Removed ../lib.
453 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
454 (Specific, mips-sgi-irix5): Document removal.
455 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
456 Remove references to older IRIX 6 releases and the O32 ABI.
458 2010-05-06 Jakub Jelinek <jakub@redhat.com>
461 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
462 instead of DF_REF_REAL_REG.
464 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
467 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
468 handling to still return true for x64 targets.
470 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
472 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
474 2010-05-06 Jan Hubicka <jh@suse.cz>
476 PR tree-optimization/43791
477 * ipa-inline.c (update_caller_keys): Remove bogus
478 disregard_inline_limits check.
480 2010-05-06 Michael Matz <matz@suse.de>
482 PR tree-optimization/43984
483 * tree-ssa-pre.c (inserted_phi_names): Remove.
484 (inserted_exprs): Change to bitmap.
485 (create_expression_by_pieces): Set bits, don't append to vector.
486 (insert_into_preds_of_block): Don't handle inserted_phi_names.
487 (eliminate): Don't look at inserted_phi_names, remove deleted
488 insns from inserted_exprs.
489 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
490 (init_pre, fini_pre): Allocate and free bitmaps.
491 (execute_pre): Insert insns on edges before elimination.
493 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
495 * tree.c (initializer_zerop): Handle STRING_CST.
497 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
500 * doc/invoke.texi (Wimplicit): Document as C only.
501 * opts.c (common_handle_option): Add argument kind.
502 (handle_option): Rename as read_cmdline_option. Factor out code to...
503 (handle_option): ... here. New.
504 (handle_options): Rename as read_cmdline_options.
505 (decode_options): Update call.
506 (set_option): Use option index instead of option pointer. Classify
507 diagnostics correctly.
508 (enable_warning_as_error): Call handle_option.
509 * opts.h (set_option): Update declaration.
510 (handle_option): Declare.
511 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
512 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
513 * c-opts.c (set_Wimplicit): Delete.
514 (c_family_lang_mask): New static constant.
515 (c_common_handle_option): Add argument kind. Use handle_option
516 instead of set_Wimplicit.
517 (c_common_post_options): warn_implicit and warn_implicit_int
518 are disabled by default.
519 * c-common.c (warn_implicit): Do not define here.
520 * c-common.h (warn_implicit): Do not declare here.
521 (c_common_handle_option): Update declaration.
522 * lto-opts.c (lto_reissue_options): Update call to set_option.
524 2010-05-06 Richard Guenther <rguenther@suse.de>
526 PR tree-optimization/43571
527 * domwalk.c (walk_dominator_tree): Walk the dominator
528 sons in more optimal order.
530 2010-05-06 Richard Guenther <rguenther@suse.de>
532 PR tree-optimization/43934
533 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
534 (stmt_cost): Likewise.
535 (extract_true_false_args_from_phi): New helper.
536 (determine_max_movement): For PHI nodes verify we can hoist them
537 and compute their cost.
538 (determine_invariantness_stmt): Handle PHI nodes.
539 (move_computations_stmt): Likewise. Hoist PHI nodes in
540 if-converted form using COND_EXPRs.
541 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
542 (tree_ssa_lim): Likewise.
543 * tree-flow.h (tree_ssa_lim): Adjust prototype.
544 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
546 2010-05-06 Richard Guenther <rguenther@suse.de>
548 PR tree-optimization/43987
549 * tree-ssa-structalias.c (could_have_pointers): For possibly
550 address-taken variables force pointers to be recorded.
551 (create_variable_info_for_1): Likewise.
552 (push_fields_onto_fieldstack): Pass in wheter all fields
554 (find_func_aliases): Query types instead of vars whether
555 they contain pointers where appropriate.
557 2010-05-06 Jan Hubicka <jh@suse.cz>
559 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
560 (record_reference, mark_address, mark_load, mark_store): Record
562 (record_references_in_initializer): Update call of record_references.
563 (rebuild_cgraph_edges): Remove all references before rebuiding.
564 * cgraph.c (cgraph_create_node): Clear ref list.
565 (cgraph_remove_node): Remove references.
566 (dump_cgraph_node): Dump references.
567 (cgraph_clone_node): Clone references.
568 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
569 (struct cgraph_node, varpool_node): Add ref_lst.
570 * ipa-ref.c: New file.
571 * ipa-ref.h: New file.
572 * ipa-ref-inline.h: New file.
573 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
574 (referenced_from_other_partition_p): New function.
575 (lto_output_varpool_node): Take set arugment; call
576 referenced_from_other_partition.
577 (lto_output_ref): New.
578 (add_references): New.
580 (output_cgraph): Compute boundary based on references; output refs.
581 (output_varpool): Accept cgraph_node_set argument.
584 (input_cgraph): Call input_refs.
585 * lto-section-in.c (lto_section_name): Add refs.
586 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
587 (ipa-ref.o): New file.
588 * varpool.c (varpool_node): Clear ipa ref list.
589 (varpool_remove_node): Remove references.
590 (dump_varpool_node): Dump references.
591 (varpool_assemble_decl): Only compile finalized ones.
592 (varpool_extra_name_alias): Initialize ref list.
593 * lto-streamer.c (lto-get_section_name): Add .refs section.
594 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
595 (referenced_from_other_partition_p): Declared.
597 2010-05-06 Ira Rosen <irar@il.ibm.com>
599 PR tree-optimization/43901
600 * tree-vect-stmts.c (vectorizable_call): Assert that vector
601 type is not NULL if it's transformation phase, and return
602 FALSE if it's analysis.
603 (vectorizable_conversion, vectorizable_operation,
604 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
606 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
608 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
610 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
612 * config/mips/mips-protos.h
613 (mips_small_register_classes_for_mode_p): Delete prototype.
615 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
617 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
618 * config/arm/arm.c (multiple_operation_profitable_p,
619 compute_offset_order): New static functions.
620 (load_multiple_sequence, store_multiple_sequence): Use them.
621 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
622 memory offsets, not register numbers.
623 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
625 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
627 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
628 (get_pending_sizes, put_pending_size, put_pending_sizes):
629 Update the uses of pending_sizes.
630 * c-decl.c (store_parm_decls): Likewise.
631 * c-tree.h (struct c_arg_info): Likewise.
632 * tree.h: Update the prototype for get_pending_sizes and
635 2010-05-05 Jason Merrill <jason@redhat.com>
638 * c-common.c (handle_aligned_attribute): Respect
639 ATTR_FLAG_TYPE_IN_PLACE.
642 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
643 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
644 (TARGET_INITIALIZER): Use it.
645 * c-common.c (attribute_takes_identifier_p): Call it.
646 * c-common.h: Update prototype.
647 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
648 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
650 2010-05-05 Jakub Jelinek <jakub@redhat.com>
653 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
654 DW_ID_down_case for Fortran compilation units.
656 2010-05-05 Jan Hubicka <jh@suse.cz>
658 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
661 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
663 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
664 a variable-sized RESULT_DECL.
666 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
668 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
670 2010-05-05 Jason Merrill <jason@redhat.com>
673 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
675 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
677 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
678 Jakub Jelinek <jakub@redhat.com>
681 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
682 (dead_debug_init, dead_debug_finish): New functions.
683 (dead_debug_add, dead_debug_insert_before): Likewise.
684 (df_note_bb_compute): Initialize a dead_debug object, add dead
685 debug uses to it, insert debug bind insns before death insns,
686 reset debug insns that refer to pending uses at the end.
687 * rtl.h (make_debug_expr_from_rtl): New prototype.
688 * varasm.c (make_debug_expr_from_rtl): New function.
690 2010-05-05 Jan Hubicka <jh@suse.cz>
692 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
693 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
694 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
695 lto_varpool_encoder_deref, lto_varpool_encoder_size,
696 lto_varpool_encoder_encode_initializer_p,
697 lto_set_varpool_encoder_encode_initializer): New functions.
698 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
700 (input_varpool_node): Do not always set analyzed.
701 (input_cgraph_1): Return vector of cgraph nodes.
702 (input_varpool_1): Return vector of varpools.
703 (input_cgraph): Free the vectors.
704 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
705 output only initializers needed.
706 (lto_output): Only call output_cgraph.
707 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
708 * lto-section-out.c (lto_new_out_decl_state): Initialize
709 state->varpool_node_encoder.
710 * lto-streamer.h (lto_varpool_encoder_d): New.
711 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
712 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
713 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
714 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
715 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
717 (output_varpool, input_varpool): Remove declarations.
719 2010-05-05 Jan Hubicka <jh@suse.cz>
721 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
722 with body can prevail.
724 2010-05-05 Jan Hubicka <jh@suse.cz>
726 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
729 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
731 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
733 * gengtype.h (erro_at_line): Constify pos argument.
735 * gengtype.c: Include hashtab.h.
736 (enum gc_used): Document GC_MAYBE_POINTED_TO.
737 (error_at_line): Constify pos argument.
738 (do_typedef): Initialize p->opt field.
739 (get_file_gtfilename): Fix comment typo.
740 (struct walk_type_data): Constify line field.
741 (get_output_file_for_structure): New function.
742 (write_local_func_for_structure): Constify orig_s argument.
743 Use get_output_file_for_structure.
744 (write_func_for_structure): Use get_output_file_for_structure.
745 (INDENT): New define.
746 (dump_pair, dump_type, dump_type_list, dump_typekind)
747 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
748 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
750 (seen_types): New variable.
751 (main): New variable do_dump. Process "-d" command line option.
752 Call dump_everything if dump requested.
754 2010-05-05 Jakub Jelinek <jakub@redhat.com>
756 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
757 in a temporary instead of invoking the macro multiple times.
758 (track_expr_p): Likewise.
760 2010-05-04 Neil Vachharajani <nvachhar@google.com>
762 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
764 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
765 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
766 conditions for printing notes.
767 * common.opt (-Wcoverage-mismatch): Allow negative, default to
768 true, update documentation.
769 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
771 2010-05-04 Jakub Jelinek <jakub@redhat.com>
774 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
777 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
780 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
781 (*sse_prologue_save_insn1): Likewise.
782 (SSE prologue save splitter): Likewise.
784 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
786 * tree.c (free_lang_data_in_one_sizepos): New inline function.
787 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
788 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
789 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
790 all decls. Call it on DECL_FIELD_OFFSET of fields.
791 (find_decls_types_r): Follow DECL_VALUE_EXPR.
792 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
794 2010-05-04 Martin Jambor <mjambor@suse.cz>
796 * tree-sra.c (build_access_from_expr_1): The first parameter type
797 changed to simple tree.
798 (build_access_from_expr): Likewise, gsi parameter was eliminated.
799 (scan_assign_result): Renamed to assignment_mod_result, enum elements
801 (build_accesses_from_assign): Removed all parameters except for a
802 simple gimple statement. Now returns a simple bool.
803 (scan_function): All non-analysis parts moved to separate functions
804 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
805 parameters and updated both callers.
806 (sra_modify_expr): Removed parameter data.
807 (sra_modify_function_body): New function.
808 (perform_intra_sra): Call sra_modify_function_body to modify the
810 (replace_removed_params_ssa_names): Parameter data changed into
812 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
813 changed the parameter dont_convert to convert with the opposite
815 (sra_ipa_modify_assign): Parameter data changed into adjustments
816 vector, return value changed to bool.
817 (ipa_sra_modify_function_body): New function.
818 (sra_ipa_reset_debug_stmts): Updated a comment.
819 (modify_function): Use ipa_sra_modify_function_body to modify function
822 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
825 * alias.c (true_dependence): Handle the same VALUE in x and mem.
826 (canon_true_dependence): Likewise.
827 (write_dependence_p): Likewise.
829 2010-05-04 Jan Hubicka <jh@suse.cz>
831 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
832 * cgraphbuild.c: Include ipa-utils.h
833 (record_reference_ctx): New struct.
834 (record_reference): Simplify to work on initializers; not statements.
835 (mark_address, mark_load, mark_store): New.
836 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
838 (record_references_in_initializer): Update use of record_reference.
839 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
842 2010-05-04 Jan Hubicka <jh@suse.cz>
844 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
845 node will be removed anyway.
846 (lto_varpool_replace_node): Allow also unanalyzed nodes;
847 relink aliases of node into prevailing node.
848 * varpool.c (varpool_remove_node): Remove aliases properly;
849 when removing node, remove all its aliases too; remove DECL_INITIAL
850 of removed node; ggc_free the varpool node.
852 2010-05-04 Richard Guenther <rguenther@suse.de>
854 PR tree-optimization/43879
855 * tree-ssa-structalias.c (alias_get_name): Use
856 DECL_ASSEMBLER_NAME if available.
857 (create_function_info_for): Return the varinfo node.
858 (ipa_pta_execute): Associate same-body aliases and extra names
859 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
861 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
863 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
865 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
868 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
869 only if HONOR_REG_ALLOC_ORDER is not defined.
871 2010-05-04 Richard Guenther <rguenther@suse.de>
873 PR tree-optimization/43949
874 * tree-vrp.c (extract_range_from_binary_expr): Only handle
877 2010-04-26 Jason Merrill <jason@redhat.com>
879 * c.opt (-fstrict-enums): New.
880 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
882 2010-05-03 David Ung <davidu@mips.com>
883 James E. Wilson <wilson@codesourcery.com>
885 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
886 emit the trap instruction before the divide for TUNE_74K.
888 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
890 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
891 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
892 based on the above, for new target hook.
894 * hooks.c (hook_bool_mode_true): New generic hook.
895 * hooks.h (hook_bool_mode_true): Add prototype.
897 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
899 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
900 target hook, set to hook_bool_mode_false.
901 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
902 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
903 with targetm.small_register_classes_for_mode_p.
904 (find_reusable_reload): Likewise.
905 (combine_reloads): Likewise.
906 * reload1.c (reload_as_needed): Likewise.
907 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
908 * ifcvt.c (noce_process_if_block, check_cond_move_block,
909 dead_or_predicable): Likewise.
910 * regmove.c (optimize_reg_copy_1): Likewise.
911 * calls.c (prepare_call_address): Likewise.
912 (precompute_register_parameters): Likewise.
914 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
916 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
917 implementation of the hook that considers all register classes
918 small except for SH64.
919 (sh_override_options): Use the new hook.
920 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
923 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
925 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
926 implementation of the hook that considers all register classes
928 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
931 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
933 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
934 implementation of the hook that considers all register classes
936 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
939 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
941 * config/m32c/m32c.h: Likewise.
942 * config/pdp11/pdp11.h: Likewise.
943 * config/avr/avr.h: Likewise.
944 * config/xtensa/xtensa.h: Likewise.
945 * config/m68hc11/m68hc11.h: Likewise.
946 * config/mn10300/mn10300.h: Likewise.
947 * config/mcore/mcore.h: Likewise.
948 * config/h8300/h8300.h: Likewise.
949 * config/bfin/bfin.h: Likewise.
951 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
952 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
954 2010-05-03 Anatoly Sokolov <aesok@post.ru>
956 * double-int.h (tree_to_double_int): Remove macro.
957 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
958 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
959 (tree_to_double_int): New function.
960 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
962 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
964 2010-05-03 Richard Guenther <rguenther@suse.de>
966 PR tree-optimization/43971
967 * tree-ssa-structalias.c (get_constraint_for_1): Fix
968 constraints in the !flag_delete_null_pointer_checks case.
970 2010-05-03 Jakub Jelinek <jakub@redhat.com>
973 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
974 result mode matches original rtl mode.
976 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
979 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
981 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
983 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
984 when processing flag options.
986 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
988 * gcov-iov.c (main): Change format string placeholder
989 from %#08x to 0x%08x.
990 * genchecksum.c (dosum): Change format string placeholder
991 from %#02x to 0x%02x.
993 2010-05-02 Richard Guenther <rguenther@suse.de>
995 PR tree-optimization/43879
996 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
998 2010-05-02 Bruno Haible <bruno@clisp.org>
1000 * doc/extend.texi (Function Attributes): Fix a typo.
1002 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1005 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
1006 placeholder from 0x%x to %#x.
1007 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1008 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1009 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1010 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1011 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1012 * config/i386/i386.c (ix86_target_string): Ditto.
1013 * config/i386/i386.c (output_pic_addr_const): Ditto.
1014 (print_operand): Ditto.
1016 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1018 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
1019 placeholder from 0x%x to %#x.
1020 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
1021 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
1022 (ASM_OUTPUT_DEBUG_DATA): Ditto.
1023 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
1024 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
1025 * optc-gen.awk: Ditto.
1026 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
1027 (HOST_WIDE_INT_PRINT_HEX): Ditto.
1028 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
1029 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1031 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1033 * target.h (struct calls): Add function_value_regno_p field.
1034 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
1035 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
1036 * targhooks.c (default_function_value_regno_p): New function.
1037 * targhooks.h (default_function_value_regno_p): Declare function.
1038 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
1039 * builtins.c. (apply_result_size): (Ditto.).
1040 * combine.c. (likely_spilled_retval_p): (Ditto.).
1041 * mode-switching.c. Include 'target.h'.
1042 (create_pre_exit): Use function_value_regno_p hook.
1043 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
1044 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
1045 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
1047 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
1048 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
1049 (ix86_function_value_regno_p): Declare as static, change argument
1050 type to const unsigned int.
1051 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
1053 2010-05-01 Richard Guenther <rguenther@suse.de>
1055 PR tree-optimization/43949
1056 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
1058 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
1060 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1062 * rtl.h (CONST_DOUBLE_P): Define.
1063 (rtx_to_double_int): Declare.
1064 * emit-rtl.c (rtx_to_double_int): New function.
1065 * dwarf2out.c (insert_double): New function.
1066 (loc_descriptor, add_const_value_attribute): Clean up, use
1067 rtx_to_double_int and insert_double functions.
1069 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
1071 * doc/extend.texi (Inline): Add missing return keyword to examples.
1072 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
1075 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
1077 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
1078 the variable part of the offset as well. Use highest_pow2_factor for
1079 all alignment checks.
1081 2010-04-30 Richard Guenther <rguenther@suse.de>
1083 PR tree-optimization/43879
1084 * tree-ssa-structalias.c (type_could_have_pointers): Functions
1087 2010-04-30 Jan Hubicka <jh@suse.cz>
1089 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
1091 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
1093 2010-04-30 Jan Hubicka <jh@suse.cz>
1095 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
1097 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
1098 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
1099 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
1100 cgraph_node_set_needs_ltrans_p): Remove.
1102 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1104 * sdbout.c: Include vec.h, do not include varray.h.
1105 (deferred_global_decls, sdbout_global_decl,
1106 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
1107 * toplev.c: Do not include varray.h.
1108 (dump_memory_report): Do not dump VARRAY statistics.
1109 * gengtype.c (open_base_file): Ignore varray.h.
1110 * Makefile.in: Update for abovementioned changes.
1111 Remove all traces of varray.c and varray.h.
1112 * varray.c: Remove file.
1113 * varray.h: Remove file.
1115 2010-04-30 Jan Hubicka <jh@suse.cz>
1117 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
1120 2010-04-30 Jan Hubicka <jh@suse.cz>
1122 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
1125 2010-04-30 Richard Guenther <rguenther@suse.de>
1127 * tree-ssa-structalias.c (get_constraint_for_1): Generate
1128 constraints for CONSTRUCTOR.
1130 2010-04-30 Richard Guenther <rguenther@suse.de>
1133 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
1134 first after all lowering passes.
1136 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1138 * toplev.c: Include varray.h for statistics dumping.
1139 * tree.h: Do not declare varray_head_tag.
1140 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
1141 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
1142 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
1143 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
1144 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
1145 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
1146 c-common.c, c-common.h, reg-stack.c, basic-block.h,
1147 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
1149 * Makefile.in: Update for abovementioned changes.
1151 2010-04-30 Jakub Jelinek <jakub@redhat.com>
1154 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
1156 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1158 * config/picochip/picochip.c (picochip_legitimize_address): Define.
1159 Use this function to do machine-specific conversion.
1160 (picochip_legitimize_reload_address): Likewise.
1161 (picochip_legitimate_address_p): Check valid base register only if
1163 (picochip_check_conditional_copy): Check for modw only if opnd is
1165 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
1166 to call the function in c.
1167 * config/picochip/picochip-protos.h
1168 (picochip_legitimize_reload_address): Define.
1169 * config/picochip/picochip.md (supported_compare1): Define.
1171 2010-04-30 Jan Hubicka <jh@suse.cz>
1173 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
1174 (cgraph_global_info): Remove inlined.
1175 (LTO_cgraph_tag_names): Remove.
1176 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
1177 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
1178 simplify cgraph tags and document.
1179 (lto_output_node): Use only LTO_cgraph_unavail_node and
1180 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
1181 for_functions_valid, global info, process and output flags.
1182 (input_overwrite_node): Initialize estimated stack size and
1183 estimated growth. Do not read flags we no longer store.
1184 (input_node): Likewise do not read info no longer stored.
1185 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
1188 2010-04-30 Richard Guenther <rguenther@suse.de>
1190 PR tree-optimization/43879
1191 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1192 handle non-zero initializers.
1194 2010-04-30 Richard Guenther <rguenther@suse.de>
1196 * builtins.c (fold_builtin_1): Delete free (0).
1198 2010-04-29 Jan Hubicka <jh@suse.cz>
1200 * gengtype.c (open_base_files): Add lto-streamer.h
1201 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
1202 (pass_ipa_cp): GGC collect.
1203 * toplev. (compile_file): Do not output symbols.
1204 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
1205 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
1206 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
1207 * lto-section-in.c: Include ggc.h
1208 (lto_new_in_decl_state): Alloc in GGC.
1209 (lto_delete_in_decl_state): Likewise.
1210 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
1213 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1216 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
1217 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
1218 (HONOR_REG_ALLOC_ORDER): Describe new macro.
1219 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
1220 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
1221 account only if HONOR_REG_ALLOC_ORDER is not defined.
1222 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
1223 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
1225 2010-04-29 Jon Grant <04@jguk.org>
1227 * collect2.c (vflag): Change type from int to bool.
1229 (helpflag): New global bool.
1230 (main): Set vflag and debug with boolean, not integer truth values.
1231 Accept new "--help" option and output usage text if found.
1232 * collect2.h (vflag): Update prototype.
1235 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1238 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
1240 2010-04-29 Richard Guenther <rguenther@suse.de>
1243 * plugin.h (invoke_plugin_callbacks): Annotate arguments
1244 with ATTRIBUTE_UNUSED.
1246 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1249 * config/i386/i386.c (get_some_local_dynamic_name): Replace
1250 INSN_P with NONDEBUG_INSN_P.
1251 (distance_non_agu_define): Likewise.
1252 (distance_agu_use): Likewise.
1254 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1256 From Dominique d'Humieres <dominiq@lps.ens.fr>
1258 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
1261 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1263 * plugin.h (invoke_plugin_callbacks): New inline function.
1264 * plugin.c (flag_plugin_added): New global flag.
1265 (add_new_plugin): Initialize above flag.
1266 (invoke_plugin_callbacks): Rename to ...
1267 (invoke_plugin_callbacks_full): ... this.
1269 2010-04-28 Jan Hubicka <jh@suse.cz>
1271 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
1272 (lto_varpool_replace_node): New.
1273 (lto_symtab_resolve_symbols): Resolve varpool nodes.
1274 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
1275 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
1276 * cgraph.h (varpool_node_ptr): New type.
1277 (varpool_node_ptr): New vector.
1278 (varpool_node_set_def): New structure.
1279 (varpool_node_set): New type.
1280 (varpool_node_set): New vector.
1281 (varpool_node_set_element_def): New structure.
1282 (varpool_node_set_element, const_varpool_node_set_element): New types.
1283 (varpool_node_set_iterator): New type.
1284 (varpool_node): Add prev pointers, add used_from_other_partition,
1286 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
1287 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
1288 varpool_get_node, varpool_remove_node): Declare.
1289 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
1290 varpool_node_set_size): New inlines.
1291 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
1292 * tree-pass.h (varpool_node_set_def): Forward declare.
1293 (ipa_opt_pass_d): Summary writting takes vnode sets too.
1294 (ipa_write_optimization_summaries): Update prototype.
1295 * ipa-cp.c (ipcp_write_summary): Update.
1296 * ipa-reference.c (ipa_reference_write_summary): Update.
1297 * lto-cgraph.c (lto_output_varpool_node): New static function.
1298 (output_varpool): New function.
1299 (input_varpool_node): New static function.
1300 (input_varpool_1): New function.
1301 (input_cgraph): Input varpool.
1302 * ipa-pure-const.c (pure_const_write_summary): Update.
1303 * lto-streamer-out.c (lto_output): Update, output varpool too.
1304 (write_global_stream): Kill WPA hack.
1305 (produce_asm_for_decls): Update.
1306 (output_alias_pair_p): Handle variables.
1307 (output_unreferenced_globals): Output only needed partition of varpool.
1308 * ipa-inline.c (inline_write_summary): Update.
1309 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1311 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1312 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1313 varpool_node_set_new, varpool_node_set_add,
1314 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1315 debug_varpool_node_set): New functions.
1316 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1317 (execute_one_pass): Process new decls too.
1318 (ipa_write_summaries_2): Pass around vsets.
1319 (ipa_write_summaries_1): Likewise.
1320 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1322 (ipa_write_optimization_summaries_1): Pass around vsets.
1323 (ipa_write_optimization_summaries): Likewise.
1324 * varpool.c (varpool_get_node): New.
1325 (varpool_node): Update doubly linked lists.
1326 (varpool_remove_node): New.
1327 (dump_varpool_node): More dumping.
1328 (varpool_enqueue_needed_node): Update doubly linked lists.
1329 (decide_is_variable_needed): Kill ltrans hack.
1330 (varpool_finalize_decl): Kill lto hack.
1331 (varpool_assemble_decl): Skip decls in other partitions.
1332 (varpool_assemble_pending_decls): Update doubly linkes lists.
1333 (varpool_empty_needed_queue): Likewise.
1334 (varpool_extra_name_alias): Likewise.
1335 * lto-streamer.c (lto_get_section_name): Add vars section.
1336 * lto-streamer.h (lto_section_type): Update.
1337 (output_varpool, input_varpool): Declare.
1339 2010-04-28 Mike Stump <mikestump@comcast.net>
1341 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1343 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1345 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1346 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1347 (lto_input_ts_type_tree_pointers): Likewise.
1348 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1349 (lto_output_ts_type_tree_pointers): Likewise.
1351 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1353 Uniquization of constants at the Tree level
1354 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
1355 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
1357 (tree_output_constant_def): Declare.
1358 * gimplify.c (gimplify_init_constructor): When using block copy, first
1359 uniquize the constant constructor on the RHS.
1360 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
1361 DECL_IN_CONSTANT_POOL flag.
1362 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
1363 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
1365 (assemble_variable): Deal with symbols belonging to the tree constant
1367 (get_constant_section): Add ALIGN parameter and simplify.
1368 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
1369 (assemble_constant_contents): Use the expression of the VAR_DECL.
1370 (output_constant_def_contents): Use the alignment of the VAR_DECL.
1371 (tree_output_constant_def): New global function.
1372 (mark_constant): Use the expression of the VAR_DECL.
1373 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
1375 (output_object_block): Likewise and assemble the expression.
1377 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1379 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1380 hash_tree, eq_tree): New tree hash table.
1381 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1382 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1383 lto_orig_address_remove): Reimplement.
1385 2010-04-28 Xinliang David Li <davidxl@google.com>
1388 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
1389 (compute_uninit_opnds_pos): New function.
1390 (is_non_loop_exit_postdominating): New function.
1391 (compute_control_dep_chain): New function.
1392 (find_pdom): New function.
1393 (convert_control_dep_chain_into_preds): New function.
1394 (find_predicates): New function.
1395 (find_control_equiv_block): New function.
1396 (collect_phi_def_edges): New function.
1397 (find_def_preds): New function.
1398 (find_dom): New function.
1399 (dump_predicates): New function.
1400 (get_cmp_code): New function.
1401 (is_value_included_in): New function.
1402 (find_matching_predicate_in_rest_chains): New function.
1403 (use_pred_not_overlap_with_undef_path_pred): New function.
1404 (is_use_properly_guarded): New function.
1405 (normalize_cond_1): New function.
1406 (is_and_or_or): New function.
1407 (normalize_cond): New function.
1408 (is_gcond_subset_of): New function.
1409 (is_subset_of_any): New function.
1410 (is_or_set_subset_of): New function.
1411 (is_and_set_subset_of): New function.
1412 (is_norm_cond_subset_of): New function.
1413 (is_pred_expr_subset_of): New function.
1414 (is_pred_chain_subset_of): New function.
1415 (is_included_in): New function.
1416 (is_superset_of): New function.
1417 (find_uninit_use): New function.
1418 (warn_uninitialized_phi): New function.
1419 (compute_possibly_undefined_names): New function.
1420 (ssa_undefined_value_p): New function.
1421 (execute_late_warn_uninitialized): New function.
1422 * tree-ssa.c (ssa_undefined_value_p): Removed.
1423 (warn_uninit): Changed to extern.
1424 (warn_uninitialized_phi): Removed.
1425 (warn_uninitialized_vars): Changed to extern.
1426 (execute_late_warn_uninitialized): Removed
1427 * tree-flow.h: Add new prototypes.
1428 * timevar.def: Add new time variable.
1429 * Makefile.in: Add new build file.
1431 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
1433 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1436 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1439 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
1441 2010-04-28 Martin Jambor <mjambor@suse.cz>
1443 * cgraph.h (struct cgraph_node): New field indirect_calls.
1444 (struct cgraph_indirect_call_info): New type.
1445 (struct cgraph_edge): Removed field indirect_call. New fields
1446 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
1447 (cgraph_create_indirect_edge): Declare.
1448 (cgraph_make_edge_direct): Likewise.
1449 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
1450 * ipa-prop.h (struct ipa_param_call_note): Removed.
1451 (struct ipa_node_params): Removed field param_calls.
1452 (ipa_create_all_structures_for_iinln): Declare.
1453 * cgraph.c: Described indirect edges and uids in initial comment.
1454 (cgraph_add_edge_to_call_site_hash): New function.
1455 (cgraph_edge): Search also among the indirect edges, use
1456 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
1457 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
1458 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
1460 (initialize_inline_failed): Assign a reason to indirect edges.
1461 (cgraph_create_edge_1): New function.
1462 (cgraph_create_edge): Moved some functionality to
1463 cgraph_create_edge_1.
1464 (cgraph_create_indirect_edge): New function.
1465 (cgraph_edge_remove_callee): Add an assert checking for
1467 (cgraph_edge_remove_caller): Special-case indirect edges.
1468 (cgraph_remove_edge): Likewise.
1469 (cgraph_set_edge_callee): New function.
1470 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1471 (cgraph_make_edge_direct): New function.
1472 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1473 the declaration of the call statement matches.
1474 (cgraph_node_remove_callees): Special-case indirect edges.
1475 (cgraph_clone_edge): Likewise.
1476 (cgraph_clone_node): Clone also the indirect edges.
1477 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1478 indirect_call, dump count of indirect_calls edges.
1479 * ipa-prop.c (iinlining_processed_edges): New variable.
1480 (ipa_note_param_call): Create indirect edges instead of
1481 creating notes. New parameter node.
1482 (ipa_analyze_call_uses): New parameter node, pass it on to
1483 ipa_note_param_call.
1484 (ipa_analyze_stmt_uses): Likewise.
1485 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1486 (print_edge_addition_message): Work on edges rather than on notes.
1487 (update_call_notes_after_inlining): Likewise, renamed to
1488 update_indirect_edges_after_inlining.
1489 (ipa_create_all_structures_for_iinln): New function.
1490 (ipa_free_node_params_substructures): Do not free notes.
1491 (ipa_edge_duplication_hook): Propagate bits within
1492 iinlining_processed_edges bitmap.
1493 (ipa_node_duplication_hook): Do not duplicate notes.
1494 (free_all_ipa_structures_after_ipa_cp): Renamed to
1495 ipa_free_all_structures_after_ipa_cp.
1496 (free_all_ipa_structures_after_iinln): Renamed to
1497 ipa_free_all_structures_after_iinln.
1498 (ipa_write_param_call_note): Removed.
1499 (ipa_read_param_call_note): Removed.
1500 (ipa_write_indirect_edge_info): New function.
1501 (ipa_read_indirect_edge_info): Likewise.
1502 (ipa_write_node_info): Do not stream notes, do stream information
1504 (ipa_read_node_info): Likewise.
1505 (lto_ipa_fixup_call_notes): Removed.
1506 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1507 * ipa-inline.c (pass_ipa_inline): Likewise.
1508 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1509 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1510 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1512 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1514 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1515 (output_cgraph): Stream also indirect edges.
1516 (lto_output_edge): Added capability to stream indirect edges.
1517 (input_edge): Likewise.
1518 (input_cgraph_1): Likewise.
1519 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1522 2010-04-28 Richard Guenther <rguenther@suse.de>
1524 PR tree-optimization/43879
1525 PR tree-optimization/43909
1526 * tree-ssa-structalias.c (struct variable_info): Add
1527 only_restrict_pointers flag.
1528 (new_var_info): Initialize it. Increment stats.total_vars here.
1529 (create_function_info_for): Do not increment stats.total_vars here.
1530 (get_function_part_constraint): Fix build with C++.
1531 (insert_into_field_list): Remove.
1532 (push_fields_onto_fieldstack): Properly merge fields.
1533 (create_variable_info_for): Split and simplify.
1534 (create_variable_info_for_1): New piece.
1535 (intra_create_variable_infos): Properly make restrict constraints
1538 2010-04-28 Richard Guenther <rguenther@suse.de>
1541 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
1543 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
1544 Jan Hubicka <hubicka@ucw.cz>
1546 * doc/invoke.texi (-Wsuggest-attribute=const,
1547 -Wsuggest-attribute=pure): Document.
1548 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
1549 (function_always_visible_to_compiler_p,
1550 suggest_attribute, warn_function_pure, warn_function_const):
1552 (check_call): Improve debug info.
1553 (analyze_function): Do not check availability.
1554 (add_new_function): Check availability.
1555 (propagate): Output warnings.
1556 (skip_function_for_local_pure_const): New function.
1557 (local_pure_const): Use it; output warnings.
1558 * common.opt (Wsuggest-attribute=const,
1559 Wsuggest-attribute=pure): New.
1561 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1563 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
1564 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
1565 or DW_CFA_def_cfa_offset{,_sf}.
1567 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1569 * tree.h: Fix truncated long macros.
1571 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
1573 * collect2.c (TARGET_64BIT): Redefine to target's default.
1574 * tlink.c: Likewise.
1575 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
1576 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
1577 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
1578 for underscoring __USER_LABEL_PREFIX__.
1579 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
1580 (SUB_LINK_ENTRY32): New.
1581 (SUB_LINK_ENTRY64): New.
1582 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
1583 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
1584 (SUB_LINK_ENTRY64): New.
1585 (SUB_LINK_ENTRY): New.
1586 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
1587 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
1588 x64 target is choosen.
1589 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
1590 * configure: Regenerated.
1591 * configure.ac (leading-mingw64-underscores): Option added.
1593 2010-04-27 Jan Hubicka <jh@suse.cz>
1595 * doc/invoke.texi (-fipa-profile): Document.
1596 * opts.c (decode_options): Enable ipa-profile at -O1.
1597 * timevar.def (TV_IPA_PROFILE): Define.
1598 * common.opt (fipa-profile): Add.
1599 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
1601 (cgraph_propagate_frequency): Handle only local ones.
1602 * tree-pass.h (pass_ipa_profile): Declare.
1603 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
1604 (pass_ipa_profile): Use TV_IPA_PROFILE.
1605 * ipa.c (ipa_profile): New function.
1606 (gate_ipa_profile): Likewise.
1607 (pass_ipa_profile): New global variable.
1608 * passes.c (pass_ipa_profile): New.
1610 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
1612 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
1614 2010-04-27 Martin Jambor <mjambor@suse.cz>
1617 * ipa.c (dissolve_same_comdat_group_list): New function.
1618 (function_and_variable_visibility): Call
1619 dissolve_same_comdat_group_list when comdat group contains external or
1621 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
1622 lists are circular and that they contain only DECL_ONE_ONLY nodes.
1624 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1626 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
1627 (const_hash_1) <VECTOR_CST>: New case.
1628 (compare_constant) <VECTOR_CST>: Likewise.
1629 <ADDR_EXPR>: Deal with LABEL_REFs.
1630 (copy_constant) <VECTOR_CST>: New case.
1632 2010-04-27 Jan Hubicka <jh@suse.cz>
1634 * cgraph.c (cgraph_propagate_frequency): New function.
1635 * cgraph.h (cgraph_propagate_frequency): Declare.
1636 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
1637 cgraph_propagate_frequency.
1639 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1641 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
1643 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
1646 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
1647 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
1648 here to determine which regs to push and how much stack to reserve.
1650 2010-04-27 Jie Zhang <jie@codesourcery.com>
1652 * doc/gimple.texi (gimple_statement_with_ops): Remove
1653 addresses_taken field.
1654 (gimple_statement_with_memory_ops): Likewise.
1656 2010-04-27 Jan Hubicka <jh@suse.cz>
1658 * tree-inline.c (eni_inlining_weights): Remove.
1659 (estimate_num_insns): Special case more builtins.
1661 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
1664 * c-typeck.c (build_binary_op): Move forward check for comparison
1665 pointer with null pointer constant and adjust the diagnostic message.
1667 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
1670 * configure.ac (gcc_cv_as_section_has_align): Set if installed
1671 binutils supports extended .section directive needed by LTO, or
1672 warn if older binutils found.
1673 (LTO_BINARY_READER): New AC_SUBST'd variable.
1674 (LTO_USE_LIBELF): Likewise.
1675 * gcc/config.gcc (lto_binary_reader): New target-specific configure
1677 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
1678 (LTO_USE_LIBELF): Likewise.
1679 * configure: Regenerate.
1681 * collect2.c (is_elf): Rename from this ...
1682 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
1683 object files in addition to ELF-formatted ones.
1684 (scan_prog_file): Caller updated. Also allow for LTO info marker
1685 symbol to be prefixed or not by an extra underscore.
1687 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
1688 * config/i386/winnt.c: Also #include lto-streamer.h
1689 (i386_pe_asm_named_section): Specify 1-byte section alignment for
1691 (i386_pe_asm_output_aligned_decl_common): Add comment.
1692 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
1694 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
1697 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
1698 Add missing earlyclobber for second alternative.
1700 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
1702 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
1703 bits for artificial defs at the top of the block.
1704 * fwprop.c (single_def_use_enter_block): Don't call it.
1706 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
1709 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
1710 instead of "$gcc_cv_objdump -T".
1711 Use "-undefined dynamic_lookup" on darwin.
1712 * gcc/configure: Regenerate.
1714 2010-04-26 Jakub Jelinek <jakub@redhat.com>
1717 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
1719 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1721 * c-parser.c (struct c_token): Move location field up.
1722 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
1723 (struct c_declspecs): Convert typespec_word, storage_class, and
1724 default_int_p into bitfields.
1725 (struct c_declarator): Move loc field up.
1727 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1729 * cfgloop.h (struct loop): Move can_be_parallel field up.
1730 * ipa-prop.h (struct ip_node_params): Move bitfields up.
1731 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
1733 (struct iv_cand): Convert pos field into a bitfield.
1734 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
1736 (struct _stmt_vec_info): Shuffle fields for better packing.
1738 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1740 * varasm.c (IN_NAMED_SECTION): Remove guard.
1741 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
1742 (IN_NAMED_SECTION_P): ...this.
1743 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
1744 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1746 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1748 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
1749 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
1750 of shadowing it. Fix comments.
1752 2010-04-26 Jan Hubicka <jh@suse.cz>
1754 * cgraph.c (cgraph_create_node): Set node frequency to normal.
1755 (cgraph_clone_node): Copy function frequency.
1756 * cgraph.h (node_frequency): New enum
1757 (struct cgraph_node): Add.
1758 * final.c (rest_of_clean_state): Update.
1759 * lto-cgraph.c (lto_output_node): Output node frequency.
1760 (input_overwrite_node): Input node frequency.
1761 * tre-ssa-loop-ivopts (computation_cost): Update.
1762 * lto-streamer-out.c (output_function): Do not output function
1764 * predict.c (maybe_hot_frequency_p): Update and handle functions
1766 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
1768 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
1769 (compute_function_frequency): Set noreturn functions to be executed
1771 (choose_function_section): Update.
1772 * lto-streamer-in.c (input_function): Do not input function frequency.
1773 * function.c (allocate_struct_function): Do not initialize function
1775 * function.h (function_frequency): Remove.
1776 (struct function): Remove function frequency.
1777 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
1778 (try_update): Update.
1779 * tree-inline.c (initialize_cfun): Do not update function frequency.
1780 * passes.c (pass_init_dump_file): Update.
1781 * i386.c (ix86_compute_frame_layout): Update.
1782 (ix86_pad_returns): Update.
1784 2010-04-26 Jie Zhang <jie@codesourcery.com>
1786 PR tree-optimization/43833
1787 * tree-vrp.c (range_int_cst_p): New.
1788 (range_int_cst_singleton_p): New.
1789 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
1790 when both operands are constants. Use range_int_cst_p in
1793 2010-04-26 Jan Hubicka <jh@suse.cz>
1795 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
1797 2010-04-26 Richard Guenther <rguenther@suse.de>
1800 * gimple.c (gimple_decl_printable_name): Deal gracefully
1801 with a NULL DECL_NAME.
1803 2010-04-26 Richard Guenther <rguenther@suse.de>
1806 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
1807 if emitting debug information and it is either a function
1808 or a namespace decl.
1810 2010-04-26 Ira Rosen <irar@il.ibm.com>
1812 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
1813 determine if the statement is vectorizable, and a macro to access it.
1814 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1815 Skip statements that can't be vectorized. If the analysis fails,
1816 mark the statement as unvectorizable if vectorizing basic block.
1817 (vect_compute_data_refs_alignment): Likewise.
1818 (vect_verify_datarefs_alignment): Skip statements marked as
1819 unvectorizable. Add print.
1820 (vect_analyze_group_access): Skip statements that can't be
1821 vectorized. If the analysis fails, mark the statement as
1822 unvectorizable if vectorizing basic block.
1823 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
1824 * tree-vect-stmts.c (vectorizable_store): Fix the number of
1825 generated stmts for SLP.
1826 (new_stmt_vec_info): Initialize the new field.
1827 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
1828 statements marked as unvectorizable.
1830 2010-04-25 Joseph Myers <joseph@codesourcery.com>
1832 * c-common.c (flag_isoc1x): New.
1833 (flag_isoc99): Update comment.
1834 * c-common.h (flag_isoc1x): New.
1835 (flag_isoc99): Update comment.
1836 * c-cppbuiltin.c (builtin_define_float_constants): Also define
1837 __<type>_DECIMAL_DIG__.
1838 * c-opts.c (set_std_c1x): New.
1839 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
1840 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
1841 * c.opt (-std=c1x, -std=gnu1x): New options.
1842 * doc/cpp.texi: Mention -std=c1x.
1843 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
1844 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
1845 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
1846 * doc/standards.texi: Mention C1X.
1847 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
1848 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
1849 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
1852 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
1854 * config/i386/gmon-sol2.c (_mcleanup): Change format string
1855 placeholder from 0x%x to %#x.
1856 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1857 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1858 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1859 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1860 * config/i386/i386.c (ix86_target_string): Ditto.
1861 (output_pic_addr_const): Ditto.
1862 (print_operand): Ditto.
1864 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
1866 * combine.c (find_split_point): Add third argument. Use it
1867 to find nested multiply-accumulate instructions. Adjust calls.
1868 (try_combine): Adjust call to find_split_point.
1870 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
1872 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
1874 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
1876 PR tree-optimization/41442
1877 * fold-const.c (merge_truthop_with_opposite_arm): New function.
1878 (fold_binary_loc): Call it.
1880 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1882 * toplev.c (general_init): Set default for fdiagnostics-show-option.
1883 * opts.c (common_handle_option): Allow disabling it.
1884 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
1886 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
1888 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
1889 between modes if both types are integral.
1891 2010-04-23 Richard Guenther <rguenther@suse.de>
1893 PR tree-optimization/43572
1894 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
1896 2010-04-23 Richard Guenther <rguenther@suse.de>
1899 * tree-inline.c (tree_can_inline_p): Also check compatibility
1902 2010-04-23 Martin Jambor <mjambor@suse.cz>
1904 PR tree-optimization/43846
1905 * tree-sra.c (struct access): New flag grp_assignment_read.
1906 (build_accesses_from_assign): Set grp_assignment_read.
1907 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
1908 (enum mark_read_status): New type.
1909 (analyze_access_subtree): Propagate grp_assignment_read, create
1910 accesses also if both direct_read and root->grp_assignment_read.
1912 2010-04-23 Martin Jambor <mjambor@suse.cz>
1915 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
1916 function does not have type attributes.
1918 2010-04-23 Richard Guenther <rguenther@suse.de>
1921 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
1924 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1926 * sese.h (create_if_region_on_edge): Remove.
1928 * sese.c (create_if_region_on_edge): Make static.
1930 * tree-inline.c: Do not include ggc.h.
1932 * expr.c: Do not include ggc.h.
1934 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
1937 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
1940 * config/sh/sh.c (find_barrier): Don't emit a constant pool
1941 in the middle of insns for casesi_worker_2.
1943 2010-04-22 David Edelsohn <edelsohn@gnu.org>
1945 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
1947 2010-04-22 Ira Rosen <irar@il.ibm.com>
1949 PR tree-optimization/43842
1950 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
1951 loop unrolling in update of exit phis. Fix comment.
1952 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
1953 least two reduction statements in the loop before starting SLP
1956 2010-04-22 Nick Clifton <nickc@redhat.com>
1958 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
1960 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
1962 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
1965 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1967 * tree-parloops.c (loop_parallel_p): New argument
1968 parloop_obstack. Pass it down.
1969 (parallelize_loops): New variable parloop_obstack. Initialize it,
1970 pass it down, free it.
1972 * tree-loop-linear.c (linear_transform_loops): Pass down
1975 * tree-data-ref.h (lambda_compute_access_matrices): New argument
1976 of type struct obstack *.
1978 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
1979 scratch_obstack. Initialize it, pass down, free it.
1981 * lambda.h (lambda_loop_new): Remove.
1982 (lambda_matrix_new, lambda_matrix_inverse)
1983 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
1984 argument of type struct obstack *.
1986 * lambda-trans.c (lambda_trans_matrix_new): New argument
1987 lambda_obstack. Pass it down, use obstack allocation for ret.
1988 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
1991 * lambda-mat.c (lambda_matrix_get_column)
1992 (lambda_matrix_project_to_null): Remove.
1993 (lambda_matrix_new): New argument lambda_obstack. Use obstack
1995 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
1998 * lambda-code.c (lambda_loop_new): New function.
1999 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
2000 (lambda_compute_auxillary_space, lambda_compute_target_space)
2001 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
2002 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
2003 (build_access_matrix): New argument lambda_obstack. Use obstack
2005 (lambda_compute_step_signs, lambda_compute_access_matrices): New
2006 argument lambda_obstack. Pass it down.
2008 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2010 * optabs.h (expand_widening_mult): Declare.
2012 2010-04-22 Richard Guenther <rguenther@suse.de>
2014 PR tree-optimization/43845
2015 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
2016 lookup the CALL_EXPR function and arguments.
2018 2010-04-22 Nick Clifton <nickc@redhat.com>
2020 * config/stormy16/stormy16.c
2021 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
2022 * config/stormy16/stormy16.h: Tidy up formatting.
2023 (DONT_USE_BUILTIN_SETJMP): Remove definition.
2024 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
2025 (ineqbranchsi): Delete pattern.
2026 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
2027 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
2028 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
2029 stormy16-lib2-ucmpsi2.c.
2031 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2033 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
2034 df_simulate_find_noclobber_defs as appropriate. Keep track of an
2035 extra set merge_set_noclobber, and use it to relax the final test
2037 * df.h (df_simulate_find_noclobber_defs): Declare.
2038 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
2040 (df_simulate_find_noclobber_defs): New function.
2042 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
2044 * config/i386/i386.md: Use {} around multi-line preparation statements.
2046 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2048 * c-tree.h (push_init_level, pop_init_level, set_init_index)
2049 (process_init_element): New argument of type struct obstack *.
2051 * c-typeck.c (push_init_level, pop_init_level, set_designator)
2052 (set_init_index, set_init_label, set_nonincremental_init)
2053 (set_nonincremental_init_from_string, find_init_member)
2054 (output_init_element, output_pending_init_elements)
2055 (process_init_element): New argument braced_init_obstack. Pass it
2057 (push_range_stack, add_pending_init): New argument
2058 braced_init_obstack. Use obstack allocation.
2060 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
2061 braced_init_obstack. Pass it down.
2062 (c_parser_braced_init): New variables ret, braced_init_obstack.
2063 Initialize obstack, pass it down and finally free it.
2065 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2068 * tree-pass.h (pass_optimize_widening_mul): Declare.
2069 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
2070 gate_optimize_widening_mul): New static functions.
2071 (pass_optimize_widening_mul): New.
2072 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
2073 <case MULT_EXPR>: Remove support for widening multiplies.
2074 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
2075 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
2076 simplify_gen_unary rather than directly building extensions.
2077 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
2079 * expmed.c (expand_widening_mult): New function.
2080 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
2082 2010-04-21 Jan Hubicka <jh@suse.cz>
2084 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
2085 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
2086 * lto-wpa-fixup.c: Remove.
2087 * Makefile.in (lto-wpa-fixup.o): Remove.
2088 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
2089 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
2090 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
2092 2010-04-21 Jan Hubicka <jh@suse.cz>
2094 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
2095 add write_optimization_summary, read_optimization_summary.
2096 (ipa_write_summaries_of_cgraph_node_set): Remove.
2097 (ipa_write_optimization_summaries): Declare.
2098 (ipa_read_optimization_summaries): Declare.
2099 * ipa-cp.c (pass_ipa_cp): Update.
2100 * ipa-reference.c (pass_ipa_reference): Update.
2101 * ipa-pure-const.c (pass_ipa_pure_const): Update.
2102 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
2104 * ipa-inline.c (pass_ipa_inline): Update.
2105 * ipa.c (pass_ipa_whole_program): Update.
2106 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
2107 * passes.c (ipa_write_summaries_1): Do not test wpa.
2108 (ipa_write_optimization_summaries_1): New.
2109 (ipa_write_optimization_summaries): New.
2110 (ipa_read_summaries): Do not test ltrans.
2111 (ipa_read_optimization_summaries_1): New.
2112 (ipa_read_optimization_summaries): New.
2114 2010-04-21 Jan Hubicka <jh@suse.cz>
2116 * lto-cgraph.c (lto_output_node): Do not output comdat groups
2118 (output_cgraph): Do not arrange comdat groups for boundary nodes.
2120 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2123 * dwarf2out.c (add_name_and_src_coords_attributes): Add
2124 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
2126 2010-04-21 Jan Hubicka <jh@suse.cz>
2128 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
2130 2010-04-21 Jan Hubicka <jh@suse.cz>
2132 * varpool.c (decide_is_variable_needed): Variable is always needed
2135 2010-04-21 Jan Hubicka <jh@suse.cz>
2137 * opts.c (decode_options): Enable pure-const pass for whopr.
2139 2010-04-21 Jan Hubicka <jh@suse.cz>
2141 * cgraph.c (dump_cgraph_node): Dump also assembler name.
2142 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
2144 (cgraph_decide_inlining): Do not expect callee to be removed in all
2147 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
2149 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
2151 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2153 * config/i386/i386.md (x86_shrd): Add athlon_decode and
2154 amdfam10_decode attributes.
2156 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2159 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
2160 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
2161 (lower_copyprivate_clauses): Use private var in outer
2162 context instead of original var. Make sure the types
2163 are correct for VLAs.
2165 2010-04-21 Richard Guenther <rguenther@suse.de>
2167 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
2168 to non-pointer objects.
2170 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2172 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
2173 last chain entry if it starts with the still current label.
2174 (add_location_or_const_value_attribute): Check that
2175 loc_list->first->next is NULL instead of comparing ->first with ->last.
2176 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
2177 to add_var_loc_to_decl.
2179 * dwarf2out.c (output_call_frame_info): For dw_cie_version
2180 >= 4 add also address size and segment size fields into CIE header.
2182 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
2183 long as address size is the same as sizeof (void *) and
2185 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
2186 address size or segment size is unexpected, return DW_EH_PE_omit.
2187 (classify_object_over_fdes): If get_cie_encoding returned
2188 DW_EH_PE_omit, return -1.
2189 (init_object): If classify_object_over_fdes returned -1,
2190 pretend there were no FDEs at all.
2192 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2194 * config/i386/i386.md (bswap<mode>2): Macroize expander from
2195 bswap{si,di}2 using SWI48 mode iterator.
2196 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
2197 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
2198 set modrm attribute of bswap insn to 0 and remove length attribute.
2199 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
2200 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
2201 set mode attribute to <MODE> and remove length attribute.
2203 2010-04-20 James E. Wilson <wilson@codesourcery.com>
2205 PR rtl-optimization/43520
2206 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
2207 zero available registers.
2209 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2211 * builtins.c (fold_builtin_cproj): Fold more cases.
2213 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2215 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
2216 (fold_builtin_1): Fold builtin cproj.
2217 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
2218 Use ATTR_CONST_NOTHROW_LIST.
2220 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
2222 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
2223 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
2224 ffsi2_no_cmove for !TARGET_CMOVE.
2225 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
2226 (ffssi2): Remove expander.
2227 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
2229 (ctz<mode>2): Ditto from ctz{si,di}2.
2230 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
2232 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
2235 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2237 * dwarf2out.c (AT_linkage_name): Define.
2238 (clone_as_declaration): Handle DW_AT_linkage_name.
2239 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
2240 of DW_AT_MIPS_linkage_name.
2241 (move_linkage_attr): Likewise.
2242 (dwarf2out_finish): Likewise.
2244 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
2247 * fold-const.c (fold_comparison): New folding rule.
2249 2010-04-20 Anatoly Sokolov <aesok@post.ru>
2251 * double-int.h (double_int_setbit): Declare.
2252 * double-int.c (double_int_setbit): New function.
2253 * rtl.h (immed_double_int_const): Declare.
2254 * emit-rtl.c (immed_double_int_const): New function.
2255 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2256 and immed_double_int_const functions.
2257 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2258 expand_copysign_bit): (Ditto.).
2259 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2260 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2261 * dojump.c (prefer_and_bit_test): (Ditto.).
2262 * expr.c (convert_modes, reduce_to_bit_field_precision,
2263 const_vector_from_tree): (Ditto.).
2264 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2266 2010-04-20 Jan Hubicka <jh@suse.cz>
2268 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2269 (dump_cgraph_node): Dump new flags.
2270 * cgraph.h (struct cgraph_node): Add flags
2271 reachable_from_other_partition and in_other_partition.
2272 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2273 other partition can not be removed.
2274 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2275 the other partition must be output; silence sanity checking on
2276 leaking functions bodies from other paritition.
2277 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2278 (lto_output_node): Output new flags; do not sanity check that inline
2279 clones are output; drop lto_forced_extern_inline_p code; do not mock
2280 visibility flags at partition boundaries.
2281 (add_node_to): New function.
2282 (output_cgraph): Use it to sort functions so masters appear before
2284 (input_overwrite_node): Input new flags.
2285 * passes.c (ipa_write_summaries): Do not call
2286 lto_new_extern_inline_states.
2287 * lto-section-out.c (forced_extern_inline,
2288 lto_new_extern_inline_states lto_delete_extern_inline_states,
2289 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2290 * lto-streamer.h (lto_new_extern_inline_states,
2291 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2292 lto_forced_extern_inline_p): Kill.
2294 2010-04-20 Richard Guenther <rguenther@suse.de>
2296 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2297 from vars that can have pointers.
2298 (process_constraint): Dump useless constraints.
2300 2010-04-20 Richard Guenther <rguenther@suse.de>
2302 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2303 (dump_sa_points_to_info): Remove asserts.
2304 (init_base_vars): nothing_id isn't an escape point nor does it
2307 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2309 * tree.h (TYPE_REF_IS_RVALUE): Define.
2310 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2311 should_move_die_to_comdat, prune_unused_types_walk): Handle
2312 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2313 (modified_type_die, gen_reference_type_die): Emit
2314 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2315 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2317 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2320 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2321 calls for -fpic -m31 if they have been sibcall optimized.
2323 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2325 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2326 ar.lc fixed and call-used.
2328 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2330 2010-04-19 Jan Hubicka <jh@suse.cz>
2332 * opts.c (decode_options): Disable whpr incompatible passes.
2333 * lto/lto.c (lto_1_to_1_map): Skip clones.
2334 (read_cgraph_and_symbols): Do not mark everything as needed.
2335 (do_whole_program_analysis): Do map only after optimizing;
2336 set proper cgraph_state; use passmanager.
2338 2010-04-19 DJ Delorie <dj@redhat.com>
2340 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2341 POINTER_PLUS_EXPR and fix them.
2343 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2345 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2346 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2347 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2348 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2349 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2350 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2351 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2352 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2353 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2354 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2355 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2357 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2359 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2360 (check_cond_move_block): Likewise.
2361 (cond_move_process_if_block): Likewise.
2362 (noce_find_if_block): Improve formatting.
2363 (find_if_header): Pass 0 to memset and tweak conditions.
2364 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2366 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2368 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2372 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2373 with non-local decl doesn't need chain.
2375 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2377 * ira-color.c (allocno_reload_assign): Avoid accumulating
2378 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2380 2010-04-19 Martin Jambor <mjambor@suse.cz>
2382 * gimple.h (create_tmp_reg): Declare.
2383 * gimplify.c (create_tmp_reg): New function.
2384 (gimplify_return_expr): Use create_tmp_reg.
2385 (gimplify_omp_atomic): Likewise.
2386 (gimple_regimplify_operands): Likewise.
2387 * tree-dfa.c (make_rename_temp): Likewise.
2388 * tree-predcom.c (predcom_tmp_var): Likewise.
2389 (reassociate_to_the_same_stmt): Likewise.
2390 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2391 (get_replaced_param_substitute): Likewise.
2392 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2393 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2394 * tree-ssa-pre.c (get_representative_for): Likewise.
2395 (create_expression_by_pieces): Likewise.
2396 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
2397 (create_tailcall_accumulator): Likewise.
2399 2010-04-19 Martin Jambor <mjambor@suse.cz>
2401 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
2403 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2405 2010-04-19 Richard Guenther <rguenther@suse.de>
2407 PR tree-optimization/43796
2408 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2409 from SCEV in the lattice.
2410 (vrp_visit_phi_node): Dump change.
2412 2010-04-19 Richard Guenther <rguenther@suse.de>
2414 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
2415 * configure: Re-generated.
2417 2010-04-19 Richard Guenther <rguenther@suse.de>
2419 PR tree-optimization/43783
2420 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
2421 constant ARRAY_REF operands two and three if possible.
2423 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
2426 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2428 2010-04-19 Jie Zhang <jie@codesourcery.com>
2431 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2433 2010-04-19 Ira Rosen <irar@il.ibm.com>
2435 PR tree-optimization/37027
2436 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
2437 and macro to access it.
2438 (vectorizable_reduction): Add argument.
2439 (vect_get_slp_defs): Likewise.
2440 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
2441 statements for possible use in SLP.
2442 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
2443 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
2444 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
2446 (vectorizable_reduction): Likewise.
2447 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2449 (vectorizable_type_demotion, vectorizable_type_promotion,
2450 vectorizable_store): Likewise.
2451 (vect_analyze_stmt): Update call to vectorizable_reduction.
2452 (vect_transform_stmt): Likewise.
2453 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2454 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2455 from different interleaving chains in same node.
2456 (vect_slp_rearrange_stmts): New function.
2457 (vect_supported_load_permutation_p): Allow load permutations for
2458 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2459 inside SLP nodes if necessary.
2460 (vect_analyze_slp_instance): Handle reductions.
2461 (vect_analyze_slp): Try to build SLP instances originating from groups
2463 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2464 (vect_get_constant_vectors): Create initial vectors for reductions
2465 according to reduction code. Add new argument.
2466 (vect_get_slp_defs): Add new argument, pass it to
2467 vect_get_constant_vectors.
2468 (vect_schedule_slp_instance): Remove SLP tree root statements.
2470 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2472 * tree.h (ENUM_IS_SCOPED): Define.
2473 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2474 for ENUM_IS_SCOPED enums.
2476 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2478 * fold-const.c (fold_comparison): Use ssizetype.
2479 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2480 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2481 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2482 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2484 * tree.h (initialize_sizetypes): Remove parameter.
2485 (build_common_tree_nodes): Remove second parameter.
2486 * stor-layout.c (initialize_sizetypes): Remove parameter.
2487 Always create an unsigned type.
2488 (set_sizetype): Assert that the passed type is unsigned and simplify.
2489 * tree.c (build_common_tree_nodes): Remove second parameter.
2490 Adjust call to initialize_sizetypes.
2491 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2492 build_common_tree_nodes.
2494 2010-04-18 Matthias Klose <doko@ubuntu.com>
2496 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2498 2010-04-18 Ira Rosen <irar@il.ibm.com>
2500 PR tree-optimization/43771
2501 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2502 load permutation doesn't have gaps.
2504 2010-04-18 Jan Hubicka <jh@suse.cz>
2506 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2507 (sse_prologue_save_insn expander): Use new pattern.
2508 (sse_prologue_save_insn1): New pattern and splitter.
2509 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2511 * i386.c (setup_incoming_varargs_64): Do not compute jump
2513 (ix86_gimplify_va_arg): Update alignment needed.
2514 (ix86_local_alignment): Do not align all local arrays to 128bit.
2516 2010-04-17 Jan Hubicka <jh@suse.cz>
2518 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2520 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2522 * arm.md (negdi2): Remove redundant code to force values into a
2525 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2527 * arm/bpabi.S: Add EABI alignment attributes to objects.
2528 * arm/bpabi-v6m.S: Likewise.
2529 * arm/crti.asm: Likewise.
2530 * arm/crtn.asm: Likewise.
2531 * arm/lib1funcs.asm: Likewise.
2532 * arm/libunwind.S: Likewise.
2534 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2536 * arm-protos.h (tune_params): New structure.
2537 * arm.c (current_tune): New variable.
2538 (arm_constant_limit): Delete.
2539 (struct processors): Add pointer to the tune parameters.
2540 (arm_slowmul_tune): New tuning option.
2541 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
2542 (all_cores): Adjust to pick up the tuning model.
2543 (arm_constant_limit): New function.
2544 (arm_override_options): Select the appropriate tuning model. Delete
2545 initialization of arm_const_limit.
2546 (arm_split_constant): Use the new constant-limit model.
2547 (arm_rtx_costs): Pick up the current tuning model.
2548 * arm.md (is_strongarm, is_xscale): Delete.
2549 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
2550 for Xscale variant architectures.
2551 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
2553 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2555 * config/arm/arm.c (arm_gen_constant): Remove unused variable
2557 (arm_rtx_costs_1): Remove unused variable extra_cost.
2558 (arm_unwind_emit_set): Use variable offset.
2559 (thumb1_output_casesi): Remove unused variable flags.
2561 2010-04-16 Jeff Law <law@redhat.com>
2563 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
2564 needing assignment rather than doing a two-phase assignment. Remove
2565 unused variable 'm'.
2567 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2570 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
2572 2010-04-16 Doug Kwan <dougkwan@google.com>
2574 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
2575 (next_operand_entry_id): New static variable.
2576 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
2577 (add_to_ops_vec): Assigned unique ID to operand entry.
2578 (struct oecount_s): New field ID.
2579 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
2580 (undistribute_ops_list): Assign unique IDs to oecounts.
2581 (init_reassoc): reset next_operand_entry_id.
2583 2010-04-16 Doug Kwan <dougkwan@google.com>
2585 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
2586 missing left parenthesis.
2588 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
2590 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
2591 *btdi_rex64 using SWI48 mode iterator.
2592 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
2593 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
2594 *jcc_btdi_mask_rex64.
2596 2010-04-16 Anatoly Sokolov <aesok@post.ru>
2598 * double-int.h (tree_to_double_int): Convert to macro.
2599 * double-int.c (tree_to_double_int): Remove.
2601 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2604 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
2605 with want_address 2 and in case a single element list might be
2606 possible, call it again with want_address 0.
2608 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2610 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
2611 case 'W' print operands for HI mode.
2612 * config/h8300/h8300.h (Y0, Y2) : New constraints.
2613 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
2614 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
2615 * config/h8300/predicate.md (bit_register_indirect_operand): New.
2617 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
2619 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
2620 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
2621 #xx:3 and #xx:4 mode.
2623 * config/h8300/h8300.md (inverted load with HImode dest): Add
2624 support for H8300SX.
2626 * config/h8300/predicate.md (bit_operand): Allow immediate values that
2627 satisfy 'U' constraint.
2629 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2631 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
2632 * configure: Regenerate.
2633 * config.in: Regenerate.
2634 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
2637 2010-04-16 Richard Guenther <rguenther@suse.de>
2639 * tree.h (struct tree_decl_minimal): Move pt_uid ...
2640 (struct tree_decl_common): ... here.
2641 (DECL_PT_UID): Adjust.
2642 (SET_DECL_PT_UID): Likewise.
2643 (DECL_PT_UID_SET_P): Likewise.
2645 2010-04-16 Richard Guenther <rguenther@suse.de>
2647 PR tree-optimization/43572
2648 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
2649 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
2650 * tree-flow.h (is_call_clobbered): Remove.
2651 * tree-flow-inline.h (is_call_clobbered): Likewise.
2652 * tree-dfa.c (dump_variable): Do not dump call clobber state.
2653 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
2654 (execute_return_slot_opt): Adjust.
2655 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
2656 check for call clobbered vars here.
2657 (find_tail_calls): Move tailcall verification to the
2660 2010-04-16 Diego Novillo <dnovillo@google.com>
2662 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
2664 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2667 * config/arm/arm.md (cbranchqi4): New pattern.
2668 * config/arm/predicates.md (const0_operand,
2669 cbranchqi4_comparison_operator): New predicates.
2671 2010-04-16 Richard Guenther <rguenther@suse.de>
2673 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
2674 (dump_gimple_stmt): Likewise.
2676 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2678 * recog.h (struct recog_data): New field is_operator.
2679 (struct insn_operand_data): New field is_operator.
2680 * recog.c (extract_insn): Set recog_data.is_operator.
2681 * genoutput.c (output_operand_data): Emit code to set the
2683 * reload.c (find_reloads): Use it rather than testing for an
2684 empty constraint string.
2687 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
2688 If the previous insn is a cbranchsi4_insn with the same arguments,
2689 omit the compare instruction.
2691 * config/arm/arm.md (addsi3_cbranch): If destination is a high
2692 register, inputs must be low registers and we need a low register
2693 scratch. Handle alternative 2 like alternative 3.
2695 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2697 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
2698 don't call get_addr on both. If one expression is a VALUE and
2699 the other a REG, check VALUE's locs if the REG isn't among them.
2701 2010-04-16 Christian Bruel <christian.bruel@st.com>
2703 * config/sh/sh.h (sh_frame_pointer_required): New function.
2704 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
2705 (flag_omit_frame_pointer) Set.
2706 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
2707 (rounded_frame_size): Adjust size with outgoing_args_size.
2708 (sh_set_return_address): Must return from stack pointer.
2709 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
2710 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2711 (ACCUMULATE_OUTGOING_ARGS): Define.
2712 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
2713 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
2715 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2718 * config/sh/sh.c (sh_legitimize_reload_address): Use
2719 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
2720 Remove a unneeded check for offset_base.
2722 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
2724 * configure: Regenerated.
2726 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2728 * config/s390/s390.c (s390_call_save_register_used): Switch back
2729 to HARD_REGNO_NREGS.
2731 2010-04-15 Richard Guenther <rguenther@suse.de>
2733 * alias.c (alias_set_subset_of): Handle alias-set zero
2736 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
2737 Julian Brown <julian@codesourcery.com>
2739 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
2740 alternatives according to use of high and low regs.
2741 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
2742 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
2743 optimizing for size on Thumb-2.
2745 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
2747 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
2749 2010-04-15 Richard Guenther <rguenther@suse.de>
2751 * tree-ssa-structalias.c (struct variable_info): Add
2753 (new_var_info): Initialize it.
2754 (dump_constraints): Support printing last added constraints.
2755 (debug_constraints): Adjust.
2756 (dump_constraint_graph): Likewise.
2757 (make_heapvar_for): Check for NULL cfun.
2758 (get_function_part_constraint): New function.
2759 (get_fi_for_callee): Likewise.
2760 (find_func_aliases): Properly implement IPA PTA constraints.
2761 (process_ipa_clobber): New function.
2762 (find_func_clobbers): Likewise.
2763 (insert_into_field_list_sorted): Remove.
2764 (create_function_info_for): Properly allocate vars for IPA mode.
2765 Do not use insert_into_field_list_sorted.
2766 (create_variable_info_for): Properly generate constraints for
2767 global vars in IPA mode.
2768 (dump_solution_for_var): Always dump the solution.
2769 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
2770 (find_what_var_points_to): Adjust.
2771 (pt_solution_set): Change.
2772 (pt_solution_ior_into): New function.
2773 (pt_solution_empty_p): Export.
2774 (pt_solution_includes_global): Adjust.
2775 (pt_solution_includes_1): Likewise.
2776 (pt_solutions_intersect_1): Likewise.
2777 (dump_sa_points_to_info): Check some invariants.
2778 (solve_constraints): Move constraint dumping ...
2779 (compute_points_to_sets): ... here.
2780 (ipa_pta_execute): ... and here.
2781 (compute_may_aliases): Do not re-compute points-to info
2782 locally if IPA info is available.
2783 (ipa_escaped_pt): New global var.
2784 (ipa_pta_execute): Properly implement IPA PTA.
2785 * tree-into-ssa.c (dump_decl_set): Support dumping
2786 decls not in referenced-vars.
2787 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
2788 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
2789 (dump_points_to_solution): Likewise.
2790 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
2791 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
2792 (remap_gimple_stmt): Reset call clobber/use information if necessary.
2793 (copy_decl_to_var): Copy DECL_PT_UID.
2794 (copy_result_decl_to_var): Likewise.
2795 * tree.c (make_node_stat): Initialize DECL_PT_UID.
2796 (copy_node_stat): Copy it.
2797 * tree.h (DECL_PT_UID): New macro.
2798 (SET_DECL_PT_UID): Likewise.
2799 (DECL_PT_UID_SET_P): Likewise.
2800 (struct tree_decl_minimal): Add pt_uid member.
2801 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
2802 (pt_solution_empty_p): Declare.
2803 (pt_solution_set): Adjust.
2804 (ipa_escaped_pt): Declare.
2805 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
2806 * gimple-pretty-print.c (pp_points_to_solution): New function.
2807 (dump_gimple_call): Dump call clobber/use information.
2808 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
2809 * tree-pass.h (TDF_ALIAS): New dump option.
2810 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
2811 * doc/invoke.texi (-fipa-pta): Update documentation.
2813 2010-04-15 Richard Guenther <rguenther@suse.de>
2815 * Makefile.in (OBJS-common): Add gimple-fold.o.
2816 (gimple-fold.o): New rule.
2817 * tree.h (maybe_fold_offset_to_reference,
2818 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
2820 * gimple.h: ... here.
2821 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
2822 may_propagate_address_into_dereference): Move prototypes ...
2823 * gimple.h: ... here.
2824 * tree-ssa-ccp.c (get_symbol_constant_value,
2825 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
2826 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
2827 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
2828 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
2829 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
2830 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
2831 gimplify_and_update_call_from_tree): Move ...
2832 * gimple-fold.c: ... here. New file.
2833 (ccp_fold_builtin): Rename to ...
2834 (gimple_fold_builtin): ... this.
2835 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
2837 2010-04-15 Richard Guenther <rguenther@suse.de>
2839 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
2840 fit_double_type, force_fit_type_double, add_double_with_sign,
2841 neg_double, mul_double_with_sign, lshift_double, rshift_double,
2842 lrotate_double, rrotate_double, div_and_round_double): Move ...
2843 * double-int.c: ... here.
2844 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
2845 add_double, neg_double, mul_double_with_sign, mul_double,
2846 lshift_double, rshift_double, lrotate_double, rrotate_double,
2847 div_and_round_double): Move prototypes ...
2848 * double-int.h: ... here.
2850 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
2853 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
2854 matching constraints to ensure inputs match the output.
2856 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2859 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
2860 in an input-only operand.
2862 2010-04-15 Anatoly Sokolov <aesok@post.ru>
2864 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
2865 (double_int_not, double_int_lshift, double_int_rshift): Declare.
2866 (double_int_negative_p): Convert to static inline function.
2867 * double-int.c (double_int_lshift, double_int_lshift): New functions.
2868 (double_int_negative_p): Remove.
2869 * tree.h (lshift_double, rshift_double):
2870 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
2871 * fold-const.c (fold_convert_const_int_from_real,
2872 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
2873 (lshift_double): Change type of arith argument to bool.
2874 (rshift_double): Change type of arith argument to bool. Correct
2876 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2878 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
2881 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
2882 at the start and end of the then/else blocks, and omit them from the
2884 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
2885 argument; all callers changed. Pass zero to old_insns_match_p instead.
2886 (flow_find_head_matching_sequence): New function.
2887 (old_insns_match_p): Check REG_EH_REGION notes for calls.
2888 * basic-block.h (flow_find_cross_jump,
2889 flow_find_head_matching_sequence): Declare functions.
2891 2010-04-14 Jason Merrill <jason@redhat.com>
2894 * c-common.c (attribute_takes_identifier_p): New fn.
2895 * c-common.h: Declare it.
2897 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2899 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
2901 (*udivmod<mode>4): Ditto.
2903 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2905 * config/i386/i386.md (maxmin_int): Rename code attribute from
2906 maxminiprefix and update all users.
2907 (maxmin_float): Ditto from maxminfprefix.
2908 (logic): Ditto from logicprefix.
2909 (absneg_mnemonic): Ditto from absnegprefix.
2910 * config/i386/mmx.md: Update all users of maxminiprefix,
2911 maxminfprefix and logicprefix for rename.
2912 * config/i386/sse.md: Ditto.
2913 * config/i386/sync.md (sync_<code><mode>): Update for
2916 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
2919 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
2920 warnings converted to errors.
2922 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2924 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
2925 used insn_type variable.
2926 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
2927 to avoid set-but-not-used warning.
2929 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2931 * df-core.c (df_ref_debug): Change format string placeholder
2933 * dwarf2asm.c (dw2_asm_output_data_raw,
2934 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
2935 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
2936 * dwarf2out.c (output_cfi, output_cfi_directive,
2937 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
2938 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
2940 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
2941 * print-rtl.c (print_rtx): Ditto.
2943 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2946 * builtins.c (expand_builtin_pow_root): New function to expand pow
2947 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
2948 series of sqrt and cbrt calls under -ffast-math.
2949 (expand_builtin_pow): Call it.
2951 2010-04-14 Michael Matz <matz@suse.de>
2953 PR tree-optimization/42963
2954 * tree-cfg.c (touched_switch_bbs): New static variable.
2955 (group_case_labels_stmt): New function broken out from ...
2956 (group_case_labels): ... here, use the above.
2957 (start_recording_case_labels): Allocate touched_switch_bbs.
2958 (end_recording_case_labels): Deallocate it, call
2959 group_case_labels_stmt.
2960 (gimple_redirect_edge_and_branch): Remember index of affected BB.
2962 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2964 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
2967 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2969 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
2971 2010-04-13 Jan Hubicka <jh@suse.cz>
2973 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
2974 of optimized out static functions.
2975 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
2976 cost computation. Also sanity check for overflows.
2977 (update_caller_keys): Update cgraph_edge_badness call; properly
2978 update fibheap and sanity check that it is up to date.
2979 (add_new_edges_to_heap): Update cgraph_edge_badness.
2980 (cgraph_decide_inlining_of_small_function): Likewise;
2981 add sanity checking that badness in heap is up to date;
2982 improve dumping of reason; Update badness of calls to the
2983 offline copy of function currently inlined; dump badness
2984 of functions not inlined because of unit growth limits.
2986 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2989 * c-common.c (pointer_int_sum): Disregard overflow that occured only
2990 because of sign-extension change when converting to sizetype here...
2991 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
2993 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
2994 the folding to constants. Remove redundant final conversion.
2995 (fold_binary) <associate>: Do not associate if the re-association of
2996 constants alone overflows.
2997 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
2998 to the end of the list.
2999 (multiple_of_p) <COND_EXPR>: New case.
3001 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
3003 * opt-functions.awk (opt_sanitized_name): New.
3005 * optc-gen.awk: Use it
3006 * opth-gen.awk: Use it.
3008 2010-04-13 Martin Jambor <mjambor@suse.cz>
3010 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
3011 (sra_modify_assign): Delete stmts loading dead data even if racc has no
3012 children. Call replace_uses_with_default_def_ssa_name to handle
3015 2010-04-13 Michael Matz <matz@suse.de>
3018 * builtins.c (expand_builtin_interclass_mathfn): Also create
3019 a register if the predicate doesn't match.
3021 2010-04-13 Diego Novillo <dnovillo@google.com>
3023 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
3024 * c-pch.c: Include timevar.h.
3025 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
3026 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
3027 * ggc-common.c: Include timevar.h.
3028 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
3029 * timevar.def (TV_PCH_SAVE): Define.
3030 (TV_PCH_CPP_SAVE): Define.
3031 (TV_PCH_PTR_REALLOC): Define.
3032 (TV_PCH_PTR_SORT): Define.
3033 (TV_PCH_RESTORE): Define.
3034 (TV_PCH_CPP_RESTORE): Define.
3036 2010-04-13 Michael Matz <matz@suse.de>
3038 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
3040 (can_reassociate_p): New function.
3041 (break_up_subtract_bb, reassociate_bb): Use it.
3043 2010-04-13 Richard Guenther <rguenther@suse.de>
3046 * builtins.c (c_readstr): Fix assert.
3048 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
3050 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
3051 when generating cltd insn.
3053 (*ashl<mode>3_1): Remove special handling for register operand 2.
3054 (*ashlsi3_1_zext): Ditto.
3055 (*ashlhi3_1): Ditto.
3056 (*ashlhi3_1_lea): Ditto.
3057 (*ashlqi3_1): Ditto.
3058 (*ashlqi3_1_lea): Ditto.
3059 (*<shiftrt_insn><mode>3_1): Ditto.
3060 (*<shiftrt_insn>si3_1_zext): Ditto.
3061 (*<shiftrt_insn>qi3_1_slp): Ditto.
3062 (*<rotate_insn><mode>3_1): Ditto.
3063 (*<rotate_insn>si3_1_zext): Ditto.
3064 (*<rotate_insn>qi3_1_slp): Ditto.
3066 2010-04-13 Richard Guenther <rguenther@suse.de>
3068 * tree-ssa-structalias.c (callused_id): Remove.
3069 (call_stmt_vars): New.
3070 (get_call_vi): Likewise.
3071 (lookup_call_use_vi): Likewise.
3072 (lookup_call_clobber_vi): Likewise.
3073 (get_call_use_vi): Likewise.
3074 (get_call_clobber_vi): Likewise.
3075 (make_transitive_closure_constraints): Likewise.
3076 (handle_const_call): Adjust to do per-call call-used handling.
3077 (handle_pure_call): Likewise.
3078 (find_what_var_points_to): Remove general callused handling.
3079 (init_base_vars): Likewise.
3080 (init_alias_vars): Initialize call_stmt_vars.
3081 (compute_points_to_sets): Process call-used and call-clobbered
3082 vars for call statements.
3083 (delete_points_to_sets): Free call_stmt_vars.
3085 2010-04-13 Richard Guenther <rguenther@suse.de>
3087 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3088 Only add RW dependence for dependence distance zero.
3089 Adjust maximal vectorization factor according to dependences.
3090 Move alignment handling ...
3091 (vect_find_same_alignment_drs): ... here. New function.
3092 (vect_analyze_data_ref_dependences): Adjust.
3093 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
3094 (vect_analyze_data_refs): Adjust minimal vectorization factor
3095 according to data references.
3096 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
3097 dependences before determining the vectorization factor.
3098 Analyze alignment after determining the vectorization factor.
3099 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
3100 dependences before alignment.
3101 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
3103 (vect_analyze_data_refs): Likewise.
3104 (MAX_VECTORIZATION_FACTOR): New define.
3106 2010-04-13 Duncan Sands <baldrick@free.fr>
3108 * except.h (lang_eh_type_covers): Remove.
3109 * except.c (lang_eh_type_covers): Likewise.
3111 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3112 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3114 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
3115 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
3116 UNITS_PER_LONG where it is ABI relevant.
3117 (s390_return_addr_rtx): Likewise.
3118 (s390_back_chain_rtx): Likewise.
3119 (s390_frame_area): Likewise.
3120 (s390_frame_info): Likewise.
3121 (s390_initial_elimination_offset): Likewise.
3122 (save_gprs): Likewise.
3123 (s390_emit_prologue): Likewise.
3124 (s390_emit_epilogue): Likewise.
3125 (s390_function_arg_advance): Likewise.
3126 (s390_function_arg): Likewise.
3127 (s390_va_start): Likewise.
3128 (s390_gimplify_va_arg): Likewise.
3129 (s390_function_profiler): Likewise.
3130 (s390_optimize_prologue): Likewise.
3131 (s390_rtx_costs): Likewise.
3132 (s390_secondary_reload): Likewise.
3133 (s390_promote_function_mode): Likewise.
3134 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
3135 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
3136 registers available.
3137 (s390_unwind_word_mode): New function.
3138 (s390_function_value): Split 64 bit values into register pair if
3139 used as return value.
3140 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
3141 function call parameters. Handle parallels.
3142 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
3143 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
3144 (DWARF_CIE_DATA_ALIGNMENT): New macro.
3145 (s390_expand_setmem): Remove unused variable src_addr.
3146 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
3147 deal with 64 bit registers.
3148 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
3149 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
3150 (UNITS_PER_LONG): New macro.
3151 * libjava/include/s390-signal.h: Define extended ucontext
3152 structure containing the upper halfs of the 64 bit registers.
3154 2010-04-13 Simon Baldwin <simonb@google.com>
3156 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
3158 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3160 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
3161 rvalue on the RHS if the LHS is of a non-renamable type.
3162 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
3164 2010-04-13 Matthias Klose <doko@ubuntu.com>
3166 * gcc.c (cc1_options): Handle -iplugindir before processing
3167 the cc1 spec. Only add -iplugindir once.
3168 (cpp_unique_options): Add -iplugindir option if -fplugin* options
3170 * common.opt (iplugindir): Remove `Separate' property, initialize.
3171 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
3173 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
3174 (distclean): Remove plugin dir.
3175 * doc/invoke.texi: Document -iplugindir.
3177 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
3179 * doc/plugins.texi (Loading Plugins): Document short
3180 -fplugin=foo option.
3181 (Plugin API): Mention default_plugin_dir_name function.
3183 * gcc.c (find_file_spec_function): Add new declaration.
3184 (static_spec_func): Use it for "find-file".
3185 (find_file_spec_function): Add new function.
3186 (cc1_options): Add -iplugindir option if -fplugin* options found.
3188 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
3190 * plugin.c (add_new_plugin): Updated comment, and handle short
3192 (default_plugin_dir_name): Added new function.
3194 * common.opt (iplugindir): New option to set the plugin directory.
3196 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
3198 * config/i386/i386.md (any_rotate): New code iterator.
3199 (rotate_insn): New code attribute.
3201 (SWIM124): New mode iterator.
3202 (<rotate_insn>ti3): New expander.
3203 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
3204 any_rotate code iterator.
3205 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
3206 using any_rotate code iterator and SWIM124 mode iterator.
3207 (ix86_rotlti3): New insn_and_split pattern.
3208 (ix86_rotrti3): Ditto.
3209 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
3210 ix86_rotl{di,ti}3 patterns.
3211 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
3212 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
3213 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
3214 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
3215 code iterator and SWI mode iterator.
3216 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
3217 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
3219 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
3220 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
3221 (bswap rotatert splitter): Add splitter.
3222 (bswap splitter): Macroize splitter using any_rotate code iterator.
3223 Add insn predicate to split only for TARGET_USE_XCHGB or when
3224 optimizing function for size.
3226 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3228 * config/pa/pa.c (emit_move_sequence): Remove use of
3229 deleted variable flag_argument_noalias.
3231 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3233 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
3235 Add to unsupported targets list.
3236 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
3237 sparc*-sun-solaris2.[567]* from target lists.
3238 * configure: Regenerate.
3239 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
3241 Remove Solaris 7 patch references.
3242 (Specific, sparc-sun-solaris2.7): Removed.
3243 (sparc-sun-solaris2*): Update Solaris 7 example.
3244 (sparc64-*-solaris2*): Likewise.
3246 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3248 * config.build (alpha*-dec-osf4*): Remove.
3249 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
3250 of obsolete configurations.
3251 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
3253 * config/alpha/t-osf4: Renamed to ...
3254 * config/alpha/t-osf5: ... this.
3255 * config/alpha/osf.h: Renamed to ...
3256 * config/alpha/osf5.h: ... this.
3257 Merged old osf5.h contents.
3259 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
3260 (EXTRA_SPECS): Removed.
3261 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
3262 reflect removal of Tru64 UNIX V4.0/V5.0 support.
3265 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3267 * doc/contrib.texi (Contributors, Rainer Orth): Update.
3269 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
3272 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
3273 __thiscall convention.
3275 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3277 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
3279 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
3281 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3283 * function.c (assign_parms_initialize_all): Add unused attribute
3286 2010-04-12 Richard Guenther <rguenther@suse.de>
3288 * gsstruct.def (GSS_CALL): New.
3289 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
3290 * gimple.h: Include tree-ssa-alias.h.
3291 (struct gimple_statement_call): New.
3292 (union gimple_statement_struct_d): Add gimple_call member.
3293 (gimple_call_reset_alias_info): Declare.
3294 (gimple_call_use_set): New function.
3295 (gimple_call_clobber_set): Likewise.
3296 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
3297 * gimple.c (gimple_call_reset_alias_info): New function.
3298 (gimple_build_call_1): Call it.
3299 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3300 * tree-inline.c (remap_gimple_stmt): Likewise.
3301 (expand_call_inline): Remove callused handling.
3302 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
3303 * tree-dfa.c (dump_variable): Likewise.
3304 * tree-parloops.c (parallelize_loops): Likewise.
3305 * tree-ssa.c (init_tree_ssa): Likewise.
3306 (delete_tree_ssa): Likewise.
3307 * tree-flow-inline.h (is_call_used): Remove.
3308 * tree-flow.h (struct gimple_df): Remove callused member.
3309 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
3310 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
3311 (ref_maybe_used_by_call_p_1): Simplify.
3312 (call_may_clobber_ref_p_1): Likewise.
3313 * tree-ssa-structalias.c (compute_points_to_sets): Set
3314 the call stmt used and clobbered sets.
3315 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
3316 (find_tail_calls): Verify the tail call.
3318 2010-04-12 Richard Guenther <rguenther@suse.de>
3320 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
3321 single-iteration always-inline inlining.
3322 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
3323 (cgraph_decide_inlining): Do not handle always-inline specially.
3324 (try_inline): Remove always-inline cycle detection special case.
3325 Do not recurse on always-inlines.
3326 (cgraph_early_inlining): Do not iterate if not optimizing.
3327 (cgraph_gate_early_inlining): remove.
3328 (pass_early_inline): Run unconditionally.
3329 (gate_cgraph_decide_inlining): New function.
3330 (pass_ipa_inline): Use it. Do not run the IPA inliner if
3331 not inlining or optimizing.
3332 (cgraph_decide_inlining_of_small_functions): Also consider
3333 always-inline functions.
3334 (cgraph_default_inline_p): Return true for nodes which should
3335 disregard inline limits.
3336 (estimate_function_body_sizes): Assume zero size and time for
3337 nodes which are marked as disregarding inline limits.
3338 (cgraph_decide_recursive_inlining): Do not perform recursive
3339 inlining on always-inline nodes.
3341 2010-04-12 Jakub Jelinek <jakub@redhat.com>
3344 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
3345 for exprs satisfying handled_component_p.
3347 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
3349 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
3350 non-constant aggregate elements.
3352 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
3353 is a real initialization.
3355 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
3358 * c-decl.c (start_function): Move forward check for nested function.
3360 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3362 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
3363 * config/sh/sh.c: Include reload.h.
3364 (sh_legitimize_reload_address): New.
3365 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
3366 sh_legitimize_reload_address.
3368 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3370 * config/sh/sh.md (*movqi_pop): New insn pattern.
3371 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
3373 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3375 * config/i386/i386.md (any_shiftrt): New code iterator.
3376 (shiftrt_insn): New code attribute.
3378 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
3379 using any_shiftrt code iterator.
3380 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
3381 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
3382 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
3383 pattern from corresponding peephole2 patterns.
3384 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
3385 using any_shiftrt code iterator.
3386 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
3387 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
3388 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
3389 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
3390 *{ashr,lshr}<mode>3_cmp_zext.
3391 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
3393 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3395 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
3397 (*lshr<mode>3_cconly): Ditto.
3399 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3401 * config/i386/i386.md (lshr<mode>3): Macroize expander from
3402 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3403 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3404 pattern from *lshr{di,ti}3_1 and corresponding splitters using
3406 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3407 from corresponding peephole2 patterns.
3408 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
3409 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
3410 and *lshrdi3_1_rex64 using SWI mode iterator.
3411 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
3412 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
3413 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
3414 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
3415 and *lshrdi3_cmp_rex64 using SWI mode iterator.
3416 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
3417 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
3418 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
3419 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
3422 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
3424 * config/i386/i386.md (ashr<mode>3): Macroize expander from
3425 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3426 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3427 pattern from *ashr{di,ti}3_1 and corresponding splitters using
3429 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3430 from corresponding peephole2 patterns.
3431 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
3432 (ashrsi3_cvt): Rename from ashrsi3_31.
3433 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
3434 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
3435 and x86_64_shift_adj_3 using SWI48 mode iterator.
3436 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
3437 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
3438 and *ashrdi3_1_rex64 using SWI mode iterator.
3439 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
3440 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
3441 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
3442 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
3443 and *ashrdi3_cmp_rex64 using SWI mode iterator.
3444 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
3445 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
3446 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
3447 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
3449 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
3450 * config/i386/i386.c (ix86_split_ashr): Update for renamed
3451 x86_shift<mode>_adj_3 expanders.
3453 2010-04-10 Wei Guozhi <carrot@google.com>
3456 * config/arm/arm.c (arm_pic_static_addr): New function.
3457 (legitimize_pic_address): Call arm_pic_static_addr when it detects
3459 (arm_output_addr_const_extra): Output expression for new pattern.
3460 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
3462 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
3464 * ira-costs.c (record_reg_classes): Ignore alternatives that are
3467 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
3468 * web.c: Include "insn-config.h" and "recog.h".
3469 (union_match_dups): New function.
3470 (web_main): Call it.
3471 (union_defs): Don't try to recognize match_dups.
3473 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
3474 if doing so would replace the entire pattern.
3476 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3480 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
3481 and splitter pattern. Change splitter operand 1 predicate to
3484 2010-04-09 Martin Jambor <mjambor@suse.cz>
3486 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
3487 lattices are addresses of CONST_DECLs with the same initial value.
3488 (ipcp_print_all_lattices): Print values of CONST_DECLs.
3489 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3491 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
3492 Bernd Schmidt <bernds@codesourcery.com>
3494 * loop-invariant.c (replace_uses): New static function.
3495 (move_invariant_reg): Use it to ensure we can replace the uses.
3497 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
3499 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
3501 (picochip_override_options): Enable section anchors only above -O1.
3502 (picochip_reorg): Fixed a couple of build warnings.
3504 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3506 * configure.ac (plugin -rdynamic test): Log result.
3507 * configure: Regenerate.
3508 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
3509 (RDYNAMIC_SPEC): Define.
3510 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
3512 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3514 * configure.ac: Determine Sun ld version numbers.
3515 (comdat_group): Restrict GNU ld version checks to gld.
3516 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
3517 (enable_comdat): Support --enable-comdat.
3518 * configure: Regenerate.
3519 * doc/install.texi (Configuration): Document --enable-comdat.
3521 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3523 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
3524 * config/sol2-gld.h: ... here.
3525 * config.gcc (sparc*-*-solaris2*): Reflect this.
3526 (i[34567]86-*-solaris2*): Use it.
3528 2010-04-09 Steve Ellcey <sje@cup.hp.com>
3530 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
3532 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
3534 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3537 * diagnostic.c (diagnostic_initialize): Initialize
3538 some_warnings_are_errors.
3539 (diagnostic_finish): New.
3540 (diagnostic_action_after_output): Call it before exiting.
3541 (diagnostic_report_diagnostic): Do not print message here. Set
3542 some_warnings_are_errors.
3543 * diagnostic.h (diagnostic_context): Delete
3544 issue_warnings_are_errors_message. Add some_warnings_are_errors.
3545 (diagnostic_finish): Declare.
3546 * toplev.c (toplev_main): Call it before exit.
3548 2010-04-09 Jason Merrill <jason@redhat.com>
3551 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
3552 for incomplete type.
3555 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
3556 based on a warning flag.
3558 2010-04-09 Richard Guenther <rguenther@suse.de>
3560 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
3562 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
3565 * varasm.c (default_assemble_visibility): Wrap vars that are
3566 set, but unused, by targets without GAS.
3567 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
3568 Remove set, but unused, vars.
3569 (rs6000_legitimize_tls_address): Likewise.
3570 (altivec_expand_dst_builtin): Likewise.
3571 * config/darwin.c (machopic_classify_symbol): Likewise.
3572 (machopic_indirection_name): Likewise.
3574 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3576 * config/i386/i386.md (DWI): New mode iterator.
3577 (S): New mode attribute.
3578 (shift_operand): Ditto.
3579 (shift_immediate_operand): Ditto.
3580 (ashl_input_operand): Ditto.
3581 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
3582 using SDWIM mode iterator.
3583 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
3584 pattern from *ashl{di,ti}3_1 and corresponding splitters using
3586 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
3587 from corresponding peephole2 patterns.
3588 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
3589 and x86_64_shift_adj_1 using SWI48 mode iterator.
3590 (x86_shift<mode>_adj_2): Ditto.
3591 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
3592 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
3593 using SWI48 mode iterator.
3594 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
3595 *ashldi3_cmp_rex64 using SWI mode iterator.
3596 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
3597 *ashldi3_cconly_rex64 using SWI mode iterator.
3598 * config/i386/i386.c (ix86_split_ashl): Update for renamed
3599 x86_shift<mode>_adj_{1,2}.
3600 (ix86_split_ashr): Ditto.
3601 (ix86_split_lshr): Ditto.
3603 2010-04-09 Richard Guenther <rguenther@suse.de>
3605 * target.h (builtin_conversion): Pass in input and output types.
3606 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
3607 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
3608 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
3609 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
3611 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
3613 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
3615 2010-04-09 Richard Guenther <rguenther@suse.de>
3618 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
3620 2010-04-09 Richard Guenther <rguenther@suse.de>
3622 * tree-vectorizer.h (struct _stmt_vec_info): Document
3623 that vectype is the type of the LHS.
3624 (supportable_widening_operation, supportable_narrowing_operation):
3625 Get both input and output vector types as arguments.
3626 (vect_is_simple_use_1): Declare.
3627 (get_same_sized_vectype): Likewise.
3628 * tree-vect-loop.c (vect_determine_vectorization_factor):
3629 Set STMT_VINFO_VECTYPE to the vector type of the def.
3630 (vectorizable_reduction): Adjust.
3631 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
3632 Adjust. Specify the output vector type.
3633 (vect_pattern_recog_1): Adjust.
3634 * tree-vect-stmts.c (get_same_sized_vectype): New function.
3635 (vectorizable_call): Adjust.
3636 (vectorizable_conversion): Likewise.
3637 (vectorizable_operation): Likewise.
3638 (vectorizable_type_demotion): Likewise.
3639 (vectorizable_type_promotion): Likewise.
3640 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
3642 (vect_is_simple_use_1): New function.
3643 (supportable_widening_operation): Get both input and output
3645 (supportable_narrowing_operation): Likewise.
3646 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
3648 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
3650 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
3651 __thiscall and _thiscall as predefined macros.
3652 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
3653 thiscall attribute handling.
3654 (ix86_comp_type_attributes): Likewise.
3655 (ix86_function_regparm): Likewise.
3656 (ix86_return_pops_args): Likewise.
3657 (init_cumulative_args): Likewise.
3658 (find_drap_reg): Likewise.
3659 (ix86_static_chain): Likewise.
3660 (x86_this_parameter): Likewise.
3661 (x86_output_mi_thunk): Likewise.
3662 (ix86_attribute_table): Add description for thiscall attribute.
3663 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
3664 * doc/extend.texi: Add documentation for thiscall.
3666 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3669 * c.opt (Wint-to-pointer-cast): Available in C++.
3670 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
3672 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
3674 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
3675 * calls.c (expand_call): Pass the function type to aggregate_value_p.
3676 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
3677 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
3678 function type instead. Reorder and simplify checks.
3680 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
3682 2010-04-08 Jing Yu <jingyu@google.com>
3683 Zdenek Dvorak <ook@ucw.cz>
3685 PR tree-optimization/42720
3686 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
3687 loop unswitch conditions here from ...
3688 (tree_unswitch_single_loop): ... here.
3690 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3692 * tree-if-conv.c: Fix comments and simplify logic.
3694 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3696 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
3697 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
3698 (main_tree_if_conversion): Update call to tree_if_conversion.
3700 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3703 * doc/invoke.texi (-b,-V): Delete.
3704 * doc/tm.texi: Do not mention -b.
3705 * gcc.c (display_help): Delete -b and -V.
3706 (process_command): Delete -b and -V.
3707 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
3709 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
3710 Wolfgang Gellerich <gellerich@de.ibm.com>
3712 Implement target hook for loop unrolling
3713 * target.h (loop_unroll_adjust): Add a new target hook function.
3714 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
3715 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
3716 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
3717 (s390_loop_unroll_adjust): Implement the new target hook for s390.
3718 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
3720 (decide_unroll_stupid): Likewise.
3722 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3725 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
3727 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3729 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
3730 (Specific, *-*-solaris2*): Likewise.
3731 Don't prefer Sun as over GNU as.
3733 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
3735 * config/s390/s390.c (override_options): Adjust the z10
3736 defaults for max-unroll-times, max-completely-peeled-insns
3737 and max-completely-peel-times.
3739 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3741 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
3742 instructions for z10.
3743 (s390_expand_setmem): Likewise.
3744 (s390_expand_cmpmem): Likewise.
3746 2010-04-08 Richard Guenther <rguenther@suse.de>
3748 PR tree-optimization/43679
3749 * tree-ssa-pre.c (eliminate): Only propagate copies.
3751 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3754 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
3755 set but not used variable warning.
3757 2010-04-08 Wei Guozhi <carrot@google.com>
3760 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
3761 (arm_size_rtx_costs): Call the new function when optimized for size.
3763 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3766 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
3767 op0 is not a MEM, just return NULL instead of assertion
3769 (discover_nonconstant_array_refs): Don't walk debug stmts.
3771 2010-04-08 Doug Kwan <dougkwan@google.com>
3773 * configure.ac: Recognize gold and do not use its version number
3774 to test ld features.
3775 * configure: Regenerate.
3777 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
3780 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
3781 (negate_value): Move code to push elements to broken_up_substracts ...
3782 (eliminate_plus_minus_pair): ... here. Push operands that have no
3783 negative pair to plus_negates.
3784 (repropagate_negates, init_reassoc, fini_reassoc): Update.
3786 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3788 * doc/install.texi (Configuration): Move description of
3789 --enable-lto, --with-libelf*, --enable-gold from Java section to
3792 * doc/generic.texi (Working with declarations)
3793 (Function Properties, C and C++ Trees): Fix typos.
3794 * doc/sourcebuild.texi (Top Level): Likewise.
3796 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3799 * tree.h (DECL_READ_P): Define.
3800 (struct tree_decl_common): Add decl_read_flag.
3801 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
3802 a set but not used warning.
3803 (merge_decls): Merge DECL_READ_P flag.
3804 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
3805 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
3806 * c-common.c (handle_used_attribute, handle_unused_attribute):
3808 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
3810 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
3812 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
3813 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
3814 c_parser_binary_expression, c_parser_cast_expression,
3815 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
3816 Call default_function_array_read_conversion instead of
3817 default_function_array_conversion where needed.
3818 (c_parser_unary_expression, c_parser_conditional_expression,
3819 c_parser_postfix_expression_after_primary, c_parser_initelt):
3820 Likewise. Call mark_exp_read where needed.
3821 (c_parser_statement_after_labels, c_parser_asm_operands,
3822 c_parser_typeof_specifier, c_parser_sizeof_expression,
3823 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
3825 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
3827 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
3828 (warn_unused_but_set_parameter): Default to warn_unused
3830 * doc/invoke.texi: Document -Wunused-but-set-variable and
3831 -Wunused-but-set-parameter.
3833 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
3834 used count variable.
3835 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
3836 when operandN variables aren't used in the body of the expander
3838 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
3839 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
3840 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
3841 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
3842 FOR_EACH_IMM_USE_ON_STMT): Likewise.
3843 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
3844 * tree.c (PROCESS_ARG): Likewise.
3846 2010-04-07 Simon Baldwin <simonb@google.com>
3848 * diagnostic.h (diagnostic_override_option_index): New macro to
3849 set a diagnostic's option_index.
3850 * c-tree.h (c_cpp_error): Add warning reason argument.
3851 * opts.c (_warning_as_error_callback): New.
3852 (register_warning_as_error_callback): Store callback for
3853 warnings enabled via enable_warning_as_error.
3854 (enable_warning_as_error): Call callback, minor code tidy.
3855 * opts.h (register_warning_as_error_callback): Declare.
3856 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
3857 response to -Werror=.
3858 (c_common_init_options): Register warning_as_error_callback in opts.c.
3859 * common.opt: Add -Wno-cpp option.
3860 * c-common.c (struct reason_option_codes_t): Map cpp warning
3861 reason codes to gcc option indexes.
3862 * (c_option_controlling_cpp_error): New function, lookup the gcc
3863 option index for a cpp warning reason code.
3864 * (c_cpp_error): Add warning reason argument, call
3865 c_option_controlling_cpp_error for diagnostic_override_option_index.
3866 * doc/invoke.texi: Document -Wno-cpp.
3868 2010-04-07 Richard Guenther <rguenther@suse.de>
3870 * ipa-reference.c (mark_load): Use get_base_address.
3871 (mark_store): Likewise.
3873 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
3874 inserting GIMPLE_NOPs into the IL.
3875 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3876 Explicitly strip handled components and indirect references.
3878 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
3879 folding address expressions.
3880 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
3881 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
3882 operand_equal_p to compare decls.
3883 (ptr_deref_may_alias_decl_p): Likewise.
3884 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
3885 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
3886 Handle reversed comparison ops.
3887 * tree-sra.c (asm_visit_addr): Use get_base_address.
3888 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
3889 * ipa-reference.c (mark_address): Use get_base_address.
3891 2010-04-07 Richard Guenther <rguenther@suse.de>
3893 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
3894 Propagate constants everywhere.
3896 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3899 * tree.c (MAX_INT_CACHED_PREC): Define.
3900 (nonstandard_integer_type_cache): New array.
3901 (build_nonstandard_integer_type): Cache results for precision
3902 <= MAX_INT_CACHED_PREC.
3904 2010-04-07 Richard Guenther <rguenther@suse.de>
3906 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
3907 -fargument-noalias-global, -fargument-noalias-anything): Remove.
3908 * common.opt: Likewise.
3909 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
3910 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
3911 (nonoverlapping_memrefs_p): Likewise.
3912 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3913 * opts.c (common_handle_option): Handle OPT_fargument_alias,
3914 OPT_fargument_noalias, OPT_fargument_noalias_anything and
3915 OPT_fargument_noalias_global for backward compatibility.
3917 2010-04-07 Richard Guenther <rguenther@suse.de>
3919 PR tree-optimization/43270
3920 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
3921 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
3922 * tree-ssa-pre.c (phi_translate_1): Adjust.
3923 (fully_constant_expression): Split out vn_reference handling to ...
3924 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
3925 Fold reads from constant strings.
3926 (vn_reference_lookup): Handle fully constant references.
3927 (vn_reference_lookup_pieces): Likewise.
3928 * Makefile.in (expmed.o-warn): Add -Wno-error.
3930 2010-04-07 Martin Jambor <mjambor@suse.cz>
3932 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
3934 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
3937 * gcc.c: Add -static-libstdc++ to list of recognized options.
3939 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3941 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
3943 2010-04-07 Richard Guenther <rguenther@suse.de>
3946 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
3947 bases build simple mem attributes to retain points-to information.
3949 2010-04-07 Richard Guenther <rguenther@suse.de>
3952 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
3953 preserve points-to related information.
3955 2010-04-07 Richard Guenther <rguenther@suse.de>
3958 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
3959 discard plain indirect references.
3960 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
3961 * tree.c (tree_nop_conversion): Likewise.
3963 2010-04-07 Dodji Seketeli <dodji@redhat.com>
3966 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
3968 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
3970 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
3971 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
3973 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3975 * tree-if-conv.c: Fix indentation and comments.
3977 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3979 * tree-if-conv.c: Sort static functions in topological order.
3981 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3983 * tree-if-conv.c: Fix indentation and comments.
3985 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3988 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
3989 lang_hooks.types.type_for_size instead of
3990 build_nonstandard_integer_type.
3991 When converting an unsigned type to signed, double its precision.
3992 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
3993 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
3994 (graphite_create_new_loop_guard): When ub + 1 wraps around,
3997 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4000 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
4001 POINTER_PLUS_EXPR for pointer types.
4003 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4006 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
4007 * graphite-clast-to-gimple.c: Include langhooks.h.
4008 (max_signed_precision_type): New.
4009 (max_precision_type): Takes two types as arguments.
4010 (precision_for_value): New.
4011 (precision_for_interval): New.
4012 (gcc_type_for_interval): New.
4013 (gcc_type_for_value): New.
4014 (gcc_type_for_clast_term): New.
4015 (gcc_type_for_clast_red): New.
4016 (gcc_type_for_clast_bin): New.
4017 (gcc_type_for_clast_expr): Split up into several functions.
4018 (gcc_type_for_clast_eq): Rewritten.
4019 (compute_bounds_for_level): New.
4020 (compute_type_for_level_1): New.
4021 (compute_type_for_level): New.
4022 (gcc_type_for_cloog_iv): Removed.
4023 (gcc_type_for_iv_of_clast_loop): Rewritten.
4024 (graphite_create_new_loop): Compute the lower and upper bound types
4025 with gcc_type_for_clast_expr.
4026 (graphite_create_new_loop_guard): Same.
4027 (find_cloog_iv_in_expr): Removed.
4028 (compute_cloog_iv_types_1): Removed.
4029 (compute_cloog_iv_types): Removed.
4030 (gloog): Do not call compute_cloog_iv_types.
4031 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
4033 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
4034 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
4035 (GBB_CLOOG_IV_TYPES): Removed.
4037 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4039 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
4040 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
4041 (detect_commutative_reduction): Same.
4043 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4045 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
4046 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
4048 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
4049 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
4050 (rewrite_commutative_reductions_out_of_ssa): Same.
4051 * passes.c (execute_function_todo): Call verify_ssa for every pass
4052 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
4053 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
4054 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
4055 with an extra argument.
4056 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
4057 verify_ssa only when the extra argument is true.
4058 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
4059 with an extra argument.
4060 (tree_transform_and_unroll_loop): Same.
4062 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4064 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
4065 for all the passes of the LNO having LOOP_CLOSED_SSA.
4066 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
4067 * tree-loop-distribution.c (pass_loop_distribution): Same.
4068 * tree-pass.h (TODO_verify_loops): Removed.
4069 * tree-ssa-loop.c (pass_tree_loop_init): Same.
4071 (pass_tree_unswitch): Same.
4072 (pass_predcom): Same.
4073 (pass_vectorize): Same.
4074 (pass_linear_transform): Same.
4075 (pass_graphite_transforms): Same.
4076 (pass_iv_canon): Same.
4077 (pass_complete_unroll): Same.
4078 (pass_complete_unrolli): Same.
4079 (pass_parallelize_loops): Same.
4080 (pass_loop_prefetch): Same.
4081 (pass_iv_optimize): Same.
4083 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
4086 * passes.c (init_optimization_passes): Move pass_lim before
4087 pass_copy_prop and pass_dce_loop.
4089 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4092 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
4093 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
4094 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
4095 MULTI_* defines for 4 argument vpermil2p* builtins.
4097 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4099 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
4100 * config/i386/i386.c (x86_maybe_negate_const_int): New.
4101 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
4102 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
4103 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
4104 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
4105 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
4106 Use x86_maybe_negate_const_int to output insn mnemonic.
4107 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
4108 check from instruction predicate. Update comments.
4109 * config/i386/sync.md (sync_add<mode>): Use
4110 x86_maybe_negate_const_int to output insn mnemonic.
4112 2010-04-06 Jan Hubicka <jh@suse.cz>
4114 PR tree-optimization/42906
4115 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
4116 IGNORE_SELF argument. Set visited_control_parents for fully
4118 (find_obviously_necessary_stmts): Update call of
4119 mark_control_dependent_edges_necessary.
4120 (propagate_necessity): Likewise. Handle PHI edges more curefully.
4122 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4124 * config/i386/i386.md: Remove comment about 'e' and 'E'
4127 2010-04-06 Richard Guenther <rguenther@suse.de>
4129 PR tree-optimization/43627
4130 * tree-vrp.c (extract_range_from_unary_expr): Widenings
4131 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
4134 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4136 * BASE-VER: Change to 4.6.0.
4139 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
4142 2010-04-06 Richard Guenther <rguenther@suse.de>
4145 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
4147 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4149 * doc/invoke.texi (Optimize Options): Document that LTO
4150 won't remove object access purely due to incompatible
4153 2010-04-04 Matthias Klose <doko@ubuntu.com>
4155 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
4156 Initialize variable.
4158 2010-04-03 Richard Guenther <rguenther@suse.de>
4161 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
4162 require a non-NULL MEM_OFFSET.
4164 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
4166 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
4167 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
4168 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
4169 config/alpha/predicates.md, config/arm/arm.md,
4170 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
4171 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
4172 config/darwin9.h, config/darwin.c, config/darwin.h,
4173 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
4174 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
4175 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
4176 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
4177 config/mips/mips.md, config/mn10300/mn10300.c,
4178 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
4179 config/rs6000/aix.h, config/rs6000/dfp.md,
4180 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
4181 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
4182 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
4183 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
4184 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
4185 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
4186 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
4187 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
4188 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
4189 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
4190 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
4191 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
4192 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
4193 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
4194 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
4195 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
4196 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
4197 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
4198 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
4199 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
4200 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
4201 opt-functions.awk, opth-gen.awk, params.def, passes.c,
4202 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
4203 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
4204 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
4205 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
4206 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
4207 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
4208 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
4209 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
4210 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
4211 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
4212 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
4213 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
4214 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
4215 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
4217 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4220 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
4221 * aclocal.m4: Regenerate.
4223 2010-04-02 Richard Guenther <rguenther@suse.de>
4225 PR tree-optimization/43629
4226 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
4227 if we have seen a constant value.
4229 2010-04-02 Joseph Myers <joseph@codesourcery.com>
4231 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
4233 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
4236 * arm.c (legitimize_tls_address): Adjust call to
4237 gen_tls_load_dot_plus_four.
4238 (arm_note_pic_base): New function.
4239 (arm_cannot_copy_insn_p): Use it.
4240 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
4243 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4248 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4250 * Makefile.in ($(out_object_file)): Depend on
4251 gt-$(basename $(notdir $(out_file))).h.
4253 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
4255 * config.gcc (lm32-*-rtems*): Add t-lm32.
4257 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
4259 * config.gcc: Add lm32-*-rtems*.
4260 * config/lm32/rtems.h: New file.
4262 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
4265 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
4267 2010-04-01 Jakub Jelinek <jakub@redhat.com>
4269 * dwarf2out.c (output_compilation_unit_header): For
4270 -gdwarf-4 use version 4 instead of version 3.
4271 (output_line_info): For version 4 and above emit additional
4272 maximum ops per insn header field.
4273 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
4275 * dwarf2out.c (is_c_family, is_java): Remove.
4276 (lower_bound_default): New function.
4277 (add_bound_info, gen_descr_array_type_die): Use it.
4279 2010-04-01 Dodji Seketeli <dodji@redhat.com>
4282 * dwarf2out.c (gen_variable_die): Allow debug info for variable
4283 re-declaration when it happens in a function.
4285 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
4287 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
4288 (cgraph_remove_function_insertion_hook): Same.
4289 (cgraph_call_function_insertion_hooks): Same.
4291 2010-04-01 Richard Guenther <rguenther@suse.de>
4294 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
4295 and TREE_THIS_VOLATILE.
4296 (copy_ref_info): Likewise.
4297 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
4298 * tree.c (build6_stat): Ignore side-effects of all but arg5
4299 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
4302 2010-04-01 Richard Guenther <rguenther@suse.de>
4304 PR tree-optimization/43607
4305 * ipa-type-escape.c (check_call): Do not access non-existing
4308 2010-04-01 Richard Guenther <rguenther@suse.de>
4312 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4313 Jack Howarth <howarth@bromo.med.uc.edu>
4315 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4318 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4320 * doc/install.texi (Prerequisites): Document libelf usability on
4321 IRIX 5/6 and Solaris 2.
4322 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
4323 Update GNU as, GNU ld requirements.
4324 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
4325 Document Sun Studio compiler download.
4326 Update and simplify as, ld recommendations.
4327 (Specific, *-*-solaris2.7): Note obsoletion, removal.
4329 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4331 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
4332 with_tune_32 to pentium4.
4334 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
4336 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
4338 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4340 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
4341 obsoletion, removal.
4343 Document GNU as requirement.
4344 Update configure requirements.
4345 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
4346 Recomment IRIX 6.5.18+.
4347 Document IDF/IDL requirement.
4348 Document GNU as requirement.
4349 Document GNU ld bootstrap failure.
4350 Remove freeware.sgi.com reference.
4352 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4354 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
4355 UNIX V4.0, V5.0 obsoletion, removal.
4356 Remove --with-gc=simple reference.
4357 Update VM requirements during bootstrap.
4358 Remove -oldas bootstrap description.
4359 Update binutils reference.
4360 Remove comparison failure note.
4362 2010-03-31 Richard Guenther <rguenther@suse.de>
4363 Zdenek Dvorak <ook@ucw.cz>
4364 Sebastian Pop <sebastian.pop@amd.com>
4367 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
4368 with multiple arguments.
4369 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
4371 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4373 * graphite-dependences.c (print_pddr): Call print_pdr with an
4375 * graphite-poly.c (debug_pdr): Add an extra argument for the
4378 (print_pbb_domain): Same.
4380 (print_scop_context): Same.
4382 (print_cloog): Same.
4383 (debug_pbb_domain): Same.
4387 (debug_scop_context): Same.
4389 (debug_cloog): Same.
4390 (print_scop_params): Same.
4391 (debug_scop_params): Same.
4392 (print_iteration_domain): Same.
4393 (print_iteration_domains): Same.
4394 (debug_iteration_domain): Same.
4395 (debug_iteration_domains): Same.
4396 (print_scattering_function): Same.
4397 (print_scattering_functions): Same.
4398 (debug_scattering_function): Same.
4399 (debug_scattering_functions): Same.
4400 * graphite-poly.h (debug_pdr): Update declaration.
4402 (print_pbb_domain): Same.
4404 (print_scop_context): Same.
4406 (print_cloog): Same.
4407 (debug_pbb_domain): Same.
4411 (debug_scop_context): Same.
4413 (debug_cloog): Same.
4414 (print_scop_params): Same.
4415 (debug_scop_params): Same.
4416 (print_iteration_domain): Same.
4417 (print_iteration_domains): Same.
4418 (debug_iteration_domain): Same.
4419 (debug_iteration_domains): Same.
4420 (print_scattering_function): Same.
4421 (print_scattering_functions): Same.
4422 (debug_scattering_function): Same.
4423 (debug_scattering_functions): Same.
4425 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4427 * graphite-poly.c (print_scattering_function_1): New.
4428 (print_scattering_function): Call it.
4429 (print_scop_params): Remove spaces at the end of lines.
4432 * graphite-poly.h (print_cloog): Declared.
4433 (debug_cloog): Declared.
4435 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4437 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
4439 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
4440 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
4441 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
4442 to switch between adding the IV bump in loop->latch or in loop->header.
4444 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4446 * graphite-poly.c (print_scattering_function): Pretty print following
4449 (print_pbb_domain): Same.
4450 (dump_gbb_cases): Same.
4451 (dump_gbb_conditions): Same.
4454 (print_scop_params): Same.
4455 (print_scop_context): Same.
4457 (print_pbb_body): New.
4458 (lst_indent_to): New.
4459 (print_lst): Start new lines with a #.
4460 * graphite-poly.h (pbb_bb): New.
4461 (pbb_index): Use pbb_bb.
4462 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
4464 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
4466 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4468 * dwarf2out.c (size_of_die): For -gdwarf-4 use
4469 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
4470 and 0 instead of 1 for dw_val_class_flag.
4471 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
4472 dw_val_class_range_list, dw_val_class_loc_list,
4473 dw_val_class_lineptr and dw_val_class_macptr, use
4474 DW_FORM_flag_present for dw_val_class_flag and
4475 DW_FORM_exprloc for dw_val_class_loc.
4476 (output_die): For -gdwarf-4 print dw_val_class_loc
4477 size as uleb128 instead of 1 or 2 bytes and don't print
4478 anything for dw_val_class_flag.
4480 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
4481 instead of cselib_lookup following by tweaking locs->setting_insn.
4484 * cselib.c (cselib_process_insn): Clear cselib_current_insn
4485 even before returning from label, setjmp call or volatile asm
4488 2010-03-31 Richard Guenther <rguenther@suse.de>
4491 * cgraphunit.c (cgraph_output_in_order): Do not allocate
4492 temporary data on stack.
4494 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4496 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
4497 (PUSHSECTION_ASM_OP): Remove.
4498 (POPSECTION_ASM_OP): Remove.
4499 (PUSHSECTION_FORMAT): Remove.
4500 * config/sol2.h (PUSHSECTION_FORMAT): Define.
4501 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
4502 * config/sol2.c (solaris_output_init_fini): Use it.
4504 2010-03-31 Jie Zhang <jie@codesourcery.com>
4507 * opt-functions.awk (var_type_struct): Use signed char type
4508 for simple variables.
4510 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4512 * config/sol2.c: Include output.h.
4513 (solaris_assemble_visibility): New function.
4514 * config/t-sol2 (sol2.o): Add output.h dependency.
4515 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
4516 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
4519 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4522 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
4523 V2SImode or XFmode on PRE_DEC.
4526 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
4529 2010-03-31 Jie Zhang <jie@codesourcery.com>
4532 * reload.h (caller_save_initialized_p): Declare.
4533 * toplev.c (backend_init_target): Don't call
4534 init_caller_save but set caller_save_initialized_p to false.
4535 * caller-save.c (caller_save_initialized_p): Define.
4536 (init_caller_save): Check caller_save_initialized_p.
4537 * ira.c (ira): Call init_caller_save if flag_caller_saves.
4539 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4542 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
4543 and soft-fp/t-softfp to tmake_file.
4544 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
4545 (LIBGCC2_TF_CEXT): Define.
4548 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
4551 * cselib.c (n_useless_values): Document handling of debug locs.
4552 (n_useless_debug_values, n_debug_values): New variables.
4553 (new_elt_loc_list): Don't add to debug values, keep count.
4554 (promote_debug_loc): New.
4555 (cselib_reset_table): Zero new variables.
4556 (entry_and_rtx_equal_p): Promote debug locs.
4557 (discard_useless_locs): Increment n_useless_debug_values for
4559 (remove_useless_values): Adjust n_useless_values and n_debug_values
4560 with n_useless_debug_values.
4561 (add_mem_for_addr): Promote debug locs.
4562 (cselib_lookup_mem): Likewise.
4563 (cselib_lookup_addr): Renamed to...
4564 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
4565 (cselib_log_lookup): ... this. Turn into...
4566 (cselib_lookup_addr): ... new wrapper.
4567 (cselib_lookup_from_insn): New.
4568 (cselib_invalidate_regno): Increment n_useless_debug_values for
4570 (cselib_invalidate_mem): Likewise.
4571 (cselib_process_insn): Take n_deleted and n_debug_values into
4572 account to guard remove_useless_value call.
4573 (cselib_finish): Zero n_useless_debug_values.
4574 * cselib.h (cselib_lookup_from_insn): Declare.
4575 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
4576 (sched_analyze_2): Likewise.
4578 2010-03-30 Jakub Jelinek <jakub@redhat.com>
4580 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
4582 (adjust_mems): Replace narrowing SUBREG of expression containing
4583 just PLUS, MINUS, MULT and ASHIFT of registers and constants
4584 with operations in the narrower mode.
4587 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
4588 regs_invalidated_by_call instead all call_used_reg_set registers.
4590 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
4593 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
4594 pointer comparisons with types_compatible_p.
4595 * tree-vect-stmts.c (vectorizable_call): Same.
4596 (vectorizable_condition): Same.
4598 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4600 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
4601 stack check if the mask would be zero.
4603 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4604 Jack Howarth <howarth@bromo.med.uc.edu>
4606 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4609 2010-03-30 Joseph Myers <joseph@codesourcery.com>
4612 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
4614 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
4615 Include ___unordxf2 and ___unordtf2.
4616 * config/i386/libgcc-glibc.ver: Do not define inheritance from
4619 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
4621 * config/lm32/t-lm32: New file.
4622 * config.gcc: Use the above file when targetting lm32.
4624 2010-03-28 Duncan Sands <baldrick@free.fr>
4626 * Makefile.in (PLUGIN_HEADERS): Add except.h.
4628 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4631 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
4632 Improve vectorization cost model diagnostic.
4634 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4637 * tree-vect-data-refs.c (vect_analyze_data_refs): When
4638 compute_data_dependences_for_loop returns false, early exit
4639 and output an extra diagnostic for the failed data reference
4642 2010-03-29 Richard Guenther <rguenther@suse.de>
4644 PR tree-optimization/43560
4645 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
4646 (can_sm_ref_p): Treat stores to readonly locations as trapping.
4648 2010-03-29 Jie Zhang <jie@codesourcery.com>
4651 * toplev.c (process_options): Set optimization_default_node
4652 and optimization_current_node.
4653 * opts.c (decode_options): Don't set optimization_default_node
4654 and optimization_current_node.
4656 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
4658 * config/rtems.h: Abandon -qrtems_debug.
4660 2010-03-28 Jan Hubicka <jh@suse.cz>
4662 PR tree-optimization/43505
4663 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
4664 map should not be copied.
4666 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4669 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
4670 cdtors, set DECL_PRESERVE_P.
4671 * ipa.c (cgraph_externally_visible_p): Return true if declaration
4674 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
4676 PR tree-optimization/43528
4677 * stor-layout.c (place_field): Check that constant fits into
4678 unsigned HWI when skipping calculation of MS bitfield layout.
4680 2010-03-27 Jan Hubicka <jh@suse.cz>
4683 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
4684 notice_global_symbol work.
4686 2010-03-27 Jakub Jelinek <jakub@redhat.com>
4688 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
4689 instead of dwarf2out_decl.
4690 (struct var_loc_node): Remove section_label field.
4691 (dwarf2out_function_decl): New function.
4692 (dwarf2out_var_location): Don't set section_label field.
4693 (dwarf2out_begin_function): Don't empty decl_loc_table here.
4695 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4697 PR tree-optimization/43544
4698 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4699 First argument for builtin vectorized function hook is now a
4700 tree to be able to distinguish between machine specific and
4702 * targhooks.c (default_builtin_vectorized_function): Ditto.
4703 * targhooks.h (default_builtin_vectorized_function): Ditto.
4704 * target.h (struct gcc_target): Ditto.
4705 * tree-vect-stmts.c (vectorizable_function): Ditto.
4706 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
4707 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4710 2010-03-26 Joseph Myers <joseph@codesourcery.com>
4713 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
4714 nested binding iff it is a FUNCTION_DECL.
4715 (store_parm_decls_newstyle): Pass nested=true to bind for
4716 FUNCTION_DECLs amongst parameters.
4718 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4720 * var-tracking.c (vt_expand_loc_callback): Don't run
4721 cselib_expand_value_rtx_cb in dummy mode if
4722 cselib_dummy_expand_value_rtx_cb returned false.
4724 * var-tracking.c (emit_note_insn_var_location): For one part
4725 notes with offset 0, don't add EXPR_LIST around the location.
4726 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
4727 add_location_or_const_value_attribute): Adjust for that change.
4730 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
4731 into first operand and location into second.
4732 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
4733 dw_cfi_oprnd_loc for DW_CFA_expression.
4734 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
4735 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
4736 assume first argument is regnum and second argument is location.
4738 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4741 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
4742 of scratch register to DImode. Split to DImode comparison operator.
4743 Use SImode subreg of scratch register in the multiplication.
4744 (*cmp_sadd_sidi): Ditto.
4745 (*cmp_ssub_si): Ditto.
4746 (*cmp_ssub_sidi): Ditto.
4748 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4751 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
4752 Remove invalid assert and wrong comment.
4754 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4757 * flags.h (final_insns_dump_p): New extern.
4758 * final.c (final_insns_dump_p): New variable.
4759 (rest_of_clean_state): Set it before -fdump-final-insns=
4760 dumping, clear afterwards.
4761 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
4762 MEM_ALIAS_SET on MEMs.
4764 2010-03-26 David S. Miller <davem@davemloft.net>
4766 * configure.ac: Fix sparc GOTDATA_OP bug check.
4767 * configure: Rebuild.
4769 2010-03-26 Alan Modra <amodra@gmail.com>
4771 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
4773 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4775 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
4776 TLS_SECTION_ASM_FLAG.
4778 2010-03-25 Jakub Jelinek <jakub@redhat.com>
4781 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
4782 Clear first_function_block_is_cold.
4785 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
4786 argument if the argument is truth_value_p.
4788 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4790 * config/rs6000/constraints.md: Update copyright year for my changes.
4793 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
4794 used in reg+reg addressing, swap registers.
4796 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4799 * target.h (struct gcc_target): Add code_end hook.
4800 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
4802 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
4803 * toplev.c (compile_file): Call targetm.asm_out.code_end
4804 hook before unwind info/debug info output.
4805 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
4806 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
4807 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4808 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
4809 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4810 * config/i386/i386.c (ix86_file_end): Renamed to...
4811 (ix86_code_end): ... this. Make static. Don't call
4812 file_end_indicate_exec_stack. Emit unwind info using
4813 final_start_function/final_end_function.
4814 (darwin_x86_file_end): Remove.
4815 (TARGET_ASM_CODE_END): Define.
4816 * config/i386/i386.h (TARGET_ASM_FILE_END,
4817 NEED_INDICATE_EXEC_STACK): Don't define.
4818 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
4819 (TARGET_ASM_FILE_END): Define to darwin_file_end.
4820 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
4821 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
4824 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
4825 at the beginning and final_end_function at the end.
4826 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
4828 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4830 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
4831 and Sun as TLS syntax.
4832 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
4833 * configure: Regenerate.
4834 * config.in: Regenerate.
4835 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
4836 (default_elf_asm_named_section): Use it.
4837 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
4838 (i386_output_dwarf_dtprel): Likewise.
4839 (output_addr_const_extra): Likewise.
4840 (output_pic_addr_const): Lowercase @GOTTPOFF.
4841 (output_addr_const_extra): Likewise.
4842 (output_pic_addr_const): Lowercase @GOTNTPOFF.
4843 (output_addr_const_extra): Likewise.
4844 (output_pic_addr_const): Lowercase @INDNTPOFF.
4845 (output_addr_const_extra): Likewise.
4846 (output_pic_addr_const): Lowercase @NTPOFF.
4847 (output_addr_const_extra): Likewise.
4848 (output_pic_addr_const): Lowercase @TPOFF.
4849 (output_addr_const_extra): Likewise.
4850 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
4851 (*tls_global_dynamic_64): Likewise.
4852 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
4853 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
4855 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
4856 (ASM_OUTPUT_TLS_COMMON): Use it.
4857 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
4860 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
4861 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
4862 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
4863 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
4864 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4865 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
4867 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4869 * config/i386/i386.c (override_options): Don't accept
4870 -mtls-dialect=sun any longer.
4871 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
4872 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
4873 (*tls_local_dynamic_base_32_sun): Likewise.
4874 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4876 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4879 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4880 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
4883 * ira.c (adjust_cleared_regs): New function.
4884 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
4888 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
4890 * expr.c (expand_expr_real): Restore previous
4891 curr_insn_source_location and curr_insn_block after
4892 expand_expr_real_1 call.
4893 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
4894 instead of expand_expr_real_1.
4896 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
4898 PR rtl-optimization/43413
4899 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
4902 2010-03-22 James E. Wilson <wilson@codesourcery.com>
4905 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
4906 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
4908 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
4910 * config/i386/i386.c (ix86_target_string): Add -mfma.
4911 Fix a typo in comment.
4913 2010-03-22 Mike Stump <mikestump@comcast.net>
4916 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
4917 Don't overly align based upon packed packed fields.
4919 2010-03-22 Jason Merrill <jason@redhat.com>
4921 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
4922 Use () rather than [], and move before the element type.
4924 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4926 * doc/configfiles.texi (Configuration Files): Removed
4927 fixinc/Makefile*, intl/Makefile.*.
4928 * doc/makefile.texi: Fixed markup. Abstract from version
4929 control system used.
4930 (Makefile): Removed obsolete gcc/java/parse.y example.
4931 * doc/sourcebuild.texi: Likewise.
4932 (Top Level): Added config, gnattools, libdecnumber, libgcc,
4933 libgomp, libssp. Removed fastjar.
4934 (Miscellaneous Docs): Clarify location.
4935 Added COPYING3, COPYING3.LIB.
4936 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
4938 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4941 * config/i386/i386.c (x86_function_profiler)
4942 [!NO_PROFILE_COUNTERS]: Fix typo.
4943 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
4946 2010-03-22 Janis Johnson <janis187@us.ibm.com>
4947 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4949 * doc/sourcebuild.texi (Test Directives): Split into six
4950 subsections, with most of the current text in new subsections
4951 Directives, Selectors, and Final Actions.
4952 (Directives): Split list of test directives into multiple
4954 (Selectors): Describe use and syntax of selectors.
4955 (Effective-Target Keywords): Describe all existing keywords.
4956 (Add Options): Describe features for dg-add-options.
4957 (Require Support): Describe variants of dg-require-support.
4958 (Final Actions): Describe commands to use in dg-final.
4960 2010-03-22 Michael Matz <matz@suse.de>
4963 * recog.c (validate_replace_rtx_group): Replace also in
4964 REG_EQUAL and REG_EQUIV notes.
4966 2010-03-22 Richard Guenther <rguenther@suse.de>
4968 PR tree-optimization/43390
4969 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
4970 sure vector extracts are type correct.
4972 2010-03-22 Richard Guenther <rguenther@suse.de>
4975 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
4976 x * sqrt (x) even when optimizing for size if the target
4977 has native support for sqrt.
4979 2010-03-22 Jakub Jelinek <jakub@redhat.com>
4981 * varasm.c (make_decl_rtl_for_debug): Also clear
4982 flag_mudflap for the duration of make_decl_rtl call.
4985 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
4986 locs from preserved VALUEs.
4988 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4991 * pa.md (movmemsi): Set align to one if zero.
4992 (movmemdi): Likewise.
4994 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
4997 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
4998 with their corresponding prologue pushes.
5000 2010-03-20 Andrew Pinski <pinskia@gmail.com>
5003 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
5004 at the begining or end.
5005 (spu_expand_epilogue): Likewise.
5007 2010-03-20 Richard Guenther <rguenther@suse.de>
5009 PR rtl-optimization/43438
5010 * combine.c (make_extraction): Properly zero-/sign-extend an
5011 extraction of the low part of a CONST_INT. Also handle
5014 2010-03-19 Mike Stump <mikestump@comcast.net>
5016 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
5017 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
5018 (override_options): Use SUBTARGET32_DEFAULT_CPU.
5020 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5023 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
5026 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
5028 PR rtl-optimization/42258
5029 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
5030 use that may match DEF.
5033 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
5034 the cost of loading the constant rather than assuming
5036 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
5037 outer code is AND, do the same tests as the andsi3 expander and
5038 return COSTS_N_INSNS (1) if and is cheap.
5040 * optabs.c (avoid_expensive_constant): Fix formatting.
5042 2010-03-19 Michael Matz <matz@suse.de>
5045 * attribs.c (decl_attributes): When rebuilding a function pointer
5046 type use the same qualifiers as the original pointer type.
5048 2010-03-19 Martin Jambor <mjambor@suse.cz>
5050 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
5051 and is_gimple_ip_invariant_address.
5053 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5056 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5058 * config/arm/arm.c (arm_override_options): Turn off
5059 flag_dwarf2_cfi_asm for AAPCS variants.
5061 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5064 * config/arm/arm.c (emit_multi_reg_push): Update comments.
5065 Use PRE_MODIFY instead of PRE_DEC.
5066 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
5067 (vfp_emit_fstmd): Likewise.
5069 2010-03-19 Michael Matz <matz@suse.de>
5072 * builtins.c (expand_builtin_interclass_mathfn,
5073 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
5076 2010-03-19 Richard Guenther <rguenther@suse.de>
5078 PR tree-optimization/43415
5079 * tree-ssa-pre.c (phi_translate): Split out worker to ...
5080 (phi_translate_1): ... this.
5081 (phi_translate): Move all caching here. Cache all NARY
5082 and REFERENCE translations.
5084 2010-03-19 David S. Miller <davem@davemloft.net>
5086 With help from Eric Botcazou.
5087 * config/sparc/sparc.c: Include dwarf2out.h.
5088 (emit_pic_helper): Delete.
5089 (pic_helper_symbol_name): Delete.
5090 (pic_helper_emitted_p): Delete.
5091 (pic_helper_needed): New.
5092 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
5093 (get_pc_thunk_name): New.
5094 (load_pic_register): Remove 'delay_pic_helper' arg. Use
5095 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
5096 Set pic_helper_needed to true. Don't call emit_pic_helper.
5097 (sparc_expand_prologue): Update load_pic_register call.
5098 (sparc_output_mi_thunk): Likewise.
5099 (sparc_file_end): Emit a hidden comdat symbol for the PIC
5100 thunk if possible. Output CFI information as needed.
5102 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5103 Jack Howarth <howarth@bromo.med.uc.edu>
5106 * config/i386/i386.h: Fix ABI on darwin x86-32.
5108 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
5110 * tree.h: Declare make_decl_rtl_for_debug.
5111 * varasm.c (make_decl_rtl_for_debug): New.
5112 * dwarf2out.c (rtl_for_decl_location): Call it.
5113 * cfgexpand.c (expand_debug_expr): Call it.
5115 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5118 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
5122 * var-tracking.c (vt_init_cfa_base): Do nothing if
5123 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
5125 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
5128 * var-tracking.c (canonicalize_vars_star): New.
5129 (dataflow_post_merge_adjust): Use it.
5131 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5134 * var-tracking.c (non_suitable_const): New function.
5135 (add_uses): For DEBUG_INSNs with constants, don't record any
5136 value, instead just the constant value itself.
5137 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
5138 is not VAR_LOC_UNKNOWN_P, set var to the constant.
5139 (emit_notes_in_bb): Likewise.
5140 (emit_note_insn_var_location): For onepart variables if
5141 cur_loc is a VOIDmode constant, use DECL_MODE.
5143 2010-03-18 Martin Jambor <mjambor@suse.cz>
5146 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
5147 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
5148 all non-clones. Moved call redirection...
5149 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
5150 (cgraph_materialize_all_clones): Dispose of all
5151 combined_args_to_skip bitmaps.
5152 (verify_cgraph_node): Do not check for edges pointing to wrong
5153 nodes in inline clones.
5154 * tree-inline.c (copy_bb): Call
5155 cgraph_redirect_edge_call_stmt_to_callee.
5156 * ipa.c (cgraph_remove_unreachable_nodes): Call
5157 cgraph_node_remove_callees even when there are used clones.
5159 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5161 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
5163 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5166 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
5169 2010-03-18 Michael Matz <matz@suse.de>
5172 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
5173 into sqrt(x) if we need to preserve signed zeros.
5175 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
5176 Eric Botcazou <ebotcazou@adacore.com>
5178 PR rtl-optimization/43360
5179 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
5180 note if we don't know its invariant status.
5182 2010-03-18 Michael Matz <matz@suse.de>
5184 PR tree-optimization/43402
5185 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
5186 PHI chains of ssa names registered for update.
5188 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
5191 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
5192 non-offsettable and pre_modify update addressing.
5193 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
5194 and "2" alternatives "#".
5195 (*movdd_softfloat32): Make all alternatives "#";
5196 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
5197 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
5198 (*movdf_softfloat32): Make all alternatives "#";
5199 (movdi): Use the new DIFD mode iterator to create a common splitter
5200 for movdi, movdf and movdd patterns.
5202 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
5204 * common.opt (dumpdir): Remove redundant tab.
5206 2010-03-17 Martin Jambor <mjambor@suse.cz>
5208 PR tree-optimization/43347
5209 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
5210 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
5212 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
5214 PR rtl-optimization/42216
5215 * regrename.c (create_new_chain): New function, broken out from...
5216 (scan_rtx_reg): ... here. Call it. Handle the case where we are
5217 appending a use to an empty chain.
5218 (build_def_use): Remove previous changes that convert OP_INOUT to
5219 OP_OUT operands; instead detect the case where an OP_INOUT operand
5220 uses a previously untracked register and create an empty chain for it.
5222 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5224 * doc/extend.texi (Function Attributes): Rewrite unfinished
5225 sentence in ms_abi documentation.
5227 2010-03-17 Alan Modra <amodra@gmail.com>
5229 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
5230 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
5231 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
5232 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
5234 2010-03-16 Richard Henderson <rth@redhat.com>
5237 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
5238 (lower_try_finally): Save and restore eh_seq around the expansion
5241 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5243 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
5244 statements before splitting block.
5246 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5248 * doc/sourcebuild.texi (Testsuites): Fix markup.
5249 Use pathnames relative to gcc/testsuite.
5250 (Test Directives): Move description of how timeout is determined.
5251 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
5252 (C Tests): Correct gcc.misc-tests directory.
5253 Framework tests now live in gcc.test-framework.
5255 2010-03-16 Richard Guenther <rguenther@suse.de>
5258 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
5259 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
5261 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5262 Alexandre Oliva <aoliva@redhat.com>
5264 PR tree-optimization/42917
5265 * lambda-code.c (remove_iv): Skip debug statements.
5266 (lambda_loopnest_to_gcc_loopnest): Likewise.
5267 (not_interesting_stmt): Debug statements are not interesting.
5269 2010-03-16 Jakub Jelinek <jakub@redhat.com>
5273 * cselib.c (cselib_preserve_constants,
5274 cfa_base_preserved_val): New static variables.
5275 (preserve_only_constants): New function.
5276 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
5277 clear its REG_VALUES. If cselib_preserve_constants, don't
5278 empty the whole hash table, but preserve there VALUEs with constants,
5279 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
5280 (cselib_preserve_cfa_base_value): New function.
5281 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
5282 (cselib_init): Change argument to int bitfield. Set
5283 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
5285 (cselib_finish): Clear cselib_preserve_constants and
5286 cfa_base_preserved_val.
5287 * cselib.h (enum cselib_record_what): New enum.
5288 (cselib_init): Change argument to int.
5289 (cselib_preserve_cfa_base_value): New prototype.
5290 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
5291 * dse.c (dse_step1): Likewise.
5292 * cfgcleanup.c (thread_jump): Likewise.
5293 * sched-deps.c (sched_analyze): Likewise.
5294 * gcse.c (local_cprop_pass): Likewise.
5295 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
5296 If FN is non-NULL, call the callback always and whenever it returns
5297 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
5298 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
5299 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
5300 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
5301 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
5302 * var-tracking.c: Include recog.h.
5303 (bb_stack_adjust_offset): Remove.
5304 (vt_stack_adjustments): Don't call it, instead just gather the
5305 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
5306 (adjust_stack_reference): Remove.
5307 (compute_cfa_pointer): New function.
5308 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
5309 (struct adjust_mem_data): New type.
5310 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
5312 (get_address_mode): New function.
5313 (replace_expr_with_values): Use it.
5314 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
5315 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
5316 (adjust_sets): Remove.
5317 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
5318 Use get_address_mode.
5319 (get_adjusted_src): Remove.
5320 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
5321 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
5322 (add_with_sets): Don't call adjust_sets.
5323 (fp_setter, vt_init_cfa_base): New functions.
5324 (vt_initialize): Change return type to bool. Move most of pool etc.
5325 initialization to the beginning of the function from end. Pass
5326 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
5327 If !frame_pointer_needed, call vt_stack_adjustment before mos
5328 vector is filled, call vt_init_cfa_base if argp/framep has been
5329 eliminated to sp. If frame_pointer_needed and argp/framep has
5330 been eliminated to hard frame pointer, set
5331 hard_frame_pointer_adjustment and call vt_init_cfa_base after
5332 encountering fp setter in the prologue. For MO_ADJUST, call
5333 log_op_type before pusing the op into mos vector, not afterwards.
5334 Call adjust_insn before cselib_process_insn/add_with_sets,
5335 call cancel_changes (0) afterwards.
5336 (variable_tracking_main_1): Adjust for vt_initialize calling
5337 vt_stack_adjustments and returning whether it succeeded or not.
5339 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
5341 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
5344 2010-03-15 Jakub Jelinek <jakub@redhat.com>
5346 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
5348 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
5349 drap_reg has not been set.
5351 2010-03-15 Michael Matz <matz@suse.de>
5354 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
5355 use it to expand block copies.
5356 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
5357 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
5358 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
5360 2010-03-15 Richard Guenther <rguenther@suse.de>
5362 PR tree-optimization/43367
5363 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
5366 2010-03-15 Richard Guenther <rguenther@suse.de>
5368 PR tree-optimization/43317
5369 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
5371 2010-03-15 Martin Jambor <mjambor@suse.cz>
5373 PR tree-optimization/43141
5374 * tree-sra.c (create_abstract_origin): New function.
5375 (modify_function): Call create_abstract_origin.
5377 2010-03-15 Chris Demetriou <cgd@google.com>
5379 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
5382 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5385 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
5386 call insert_out_of_ssa_copy for default definitions.
5388 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5390 * graphite-clast-to-gimple.c (my_long_long): Defined.
5391 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
5392 * graphite-sese-to-poly.c (my_long_long): Defined.
5393 (scop_ivs_can_be_represented): Use it.
5395 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5397 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
5398 graphite-max-bbs-per-function, and loop-block-tile-size.
5399 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
5401 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
5403 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5405 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
5406 forward declaration.
5407 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
5408 (add_upper_bounds_from_estimated_nit): New.
5409 (build_loop_iteration_domains): Use it.
5411 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5413 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
5415 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5418 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
5419 should be an INTEGER_CST. Also handle CASE_CONVERT.
5421 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5423 * graphite.c (graphite_initialize): To bound the number of bbs per
5424 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
5425 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
5426 * doc/invoke.texi: Document it.
5428 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5430 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
5431 * graphite-sese-to-poly.h (build_poly_scop): Same.
5433 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5435 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
5436 the number of parameters in the scop. Use as an upper bound
5437 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
5438 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
5439 * doc/invoke.texi: Document it.
5441 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
5443 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
5444 * doc/c-tree.texi: Remove.
5445 * doc/generic.texi: Merge c-tree.texi here.
5446 * doc/gccint.texi (Trees): Remove menu entry.
5447 (c-tree.texi): Remove @include.
5448 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
5449 * doc/languages.texi (Reading RTL): Ditto.
5451 2010-03-12 Steve Ellcey <sje@cup.hp.com>
5454 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
5456 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5459 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
5460 code added to work around reload clobbering CONST insns.
5462 2010-03-12 Jakub Jelinek <jakub@redhat.com>
5464 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
5465 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
5466 (cselib_preserve_only_values): Remove retain argument, don't
5467 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
5468 * cselib.h (cselib_preserve_only_values): Remove retain argument.
5469 * var-tracking.c (micro_operation): Move insn field before union.
5470 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
5471 (struct variable_tracking_info_def): Remove n_mos field, change
5472 mos into a vector of micro_operations.
5473 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
5474 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
5475 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
5476 changing into a vector.
5477 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
5478 come before all other uops generated by add_stores.
5479 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
5481 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
5482 a vector. Run just one pass over the bbs instead of separate counting
5483 and computation phase.
5484 (vt_finalize): Free VTI (bb)->mos vector instead of array.
5487 * tree-inline.c (remap_decls): Put old_var rather than origin_var
5488 into *nonlocalized_list vector.
5489 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
5490 even if origin is non-NULL.
5491 (gen_variable_die): Likewise.
5492 (process_scope_var): Don't change origin.
5493 (gen_decl_die): Likewise.
5494 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
5495 before adding new edges instead of after it, fix moving over
5498 2010-03-11 David S. Miller <davem@davemloft.net>
5500 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
5502 * configure: Rebuild.
5504 2010-03-11 Martin Jambor <mjambor@suse.cz>
5506 PR tree-optimization/43257
5507 * tree.c (assign_assembler_name_if_neeeded): New function.
5508 (free_lang_data_in_cgraph): Assembler name assignment moved to the
5510 * tree.h (assign_assembler_name_if_neeeded): Declare.
5511 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
5512 the function if needed.
5514 2010-03-11 Chris Demetriou <cgd@google.com>
5516 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
5517 include/stdint-gcc.h, and include/stdint.h world-readable.
5519 2010-03-11 Richard Guenther <rguenther@suse.de>
5521 PR tree-optimization/43255
5522 * tree-vrp.c (process_assert_insertions_for): Do not insert
5523 asserts for trivial conditions.
5525 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5527 PR tree-optimization/43280
5528 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
5529 generation. Move calculation of size out of the if branch.
5530 (find_bswap): Modify compare number generation.
5532 2010-03-11 Richard Guenther <rguenther@suse.de>
5535 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
5536 (input_gimple_stmt): Fixup handled component types during
5537 operand read. Also fix up decls in ADDR_EXPRs.
5539 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
5541 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
5542 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
5544 2010-03-10 Jan Hubicka <jh@suse.cz>
5547 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
5548 * varasm.c (get_variable_section): Don't do that here...
5549 (make_decl_rtl): ... and here.
5550 (do_assemble_alias): Produce decl RTL.
5551 (assemble_alias): Likewise.
5553 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5556 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
5557 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
5559 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
5560 (based_loc_descr): Only express drap or vdrap regno based expressions
5561 using DW_OP_fbreg when not optimizing.
5562 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
5563 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
5564 REG_CFA_SET_VDRAP note.
5566 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
5568 PR tree-optimization/43236
5569 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
5570 error in calculation of base address in reverse iteration case.
5571 (generate_builtin): Take number of latch executions if the statement
5574 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
5577 * tree-eh.c: Include pointer-set.h.
5578 (lower_eh_dispatch): Filter out duplicate case labels and
5579 remove the unneeded edge when the label is unused. Return
5580 true when some edges are removed.
5581 (execute_lower_eh_dispatch): When any lowering resulted in
5582 removing an edge, also delete unreachable blocks.
5584 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5587 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
5588 UNSPEC_MACHOPIC_OFFSET.
5590 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
5593 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5594 (m68k_delegitimize_address): New function.
5596 2010-03-09 Jakub Jelinek <jakub@redhat.com>
5599 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
5602 * var-tracking.c (adjust_sets): New function.
5603 (count_with_sets, add_with_sets): Use it.
5604 (get_adjusted_src): New inline function.
5605 (add_stores): Use it.
5608 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
5609 call cselib_dummy_expand_value_rtx_cb instead of
5610 cselib_expand_value_rtx_cb.
5613 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
5614 * config/i386/i386.c: Include debug.h and dwarf2out.h.
5615 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
5616 and .cfi_endproc around the pic thunks.
5617 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
5618 all queued unwind info register saves are saved before the call.
5619 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
5620 considered as sp-=4 for unwind info and the pop as sp+=4 which
5621 also clobbers dest, but doesn't actually restore it.
5624 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
5625 RTX_FRAME_RELATED_P.
5627 2010-03-09 Jie Zhang <jie@codesourcery.com>
5629 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
5630 whitespaces in output template.
5632 2010-03-09 Jie Zhang <jie@codesourcery.com>
5634 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
5637 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5639 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
5640 builtins.exp in a separate job.
5642 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5644 * graphite-sese-to-poly.c (add_param_constraints): Use
5645 lower_bound_in_type and upper_bound_in_type.
5647 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5649 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
5650 instead of unsigned_type_node.
5652 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5653 Reza Yazdani <reza.yazdani@amd.com>
5656 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
5657 on pointer type parameters.
5659 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5663 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
5664 handle conversions from pointer to integers.
5665 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
5666 induction variable, to be able to work with code generated by CLooG.
5667 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
5668 (build_poly_scop): Bail out if we cannot codegen a loop.
5670 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5672 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
5673 code generation with gloog_error.
5675 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5677 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
5678 Call fold_convert on all the returned values.
5679 (expand_scalar_variables_expr): Pass to
5680 expand_scalar_variables_ssa_name the type of the resulting expression.
5682 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5684 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
5685 ppl_min_for_le_pointset.
5686 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
5687 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
5689 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5691 * graphite-dependences.c (map_into_dep_poly): Removed.
5692 (dependence_polyhedron_1): Use combine_context_id_scat.
5694 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5696 * graphite-poly.h (struct poly_scattering): Add layout documentation.
5697 (struct poly_bb): Same.
5698 (combine_context_id_scat): New.
5700 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5703 * sese.c (name_defined_in_loop_p): Return false for default
5706 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5708 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
5709 and clean up the logic.
5711 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5713 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
5716 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5718 * var-tracking.c (remove_cselib_value_chains): Define only for
5720 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
5721 delete_slot_part, emit_notes_for_differences_1): Don't call
5722 remove_cselib_value_chains here.
5723 (set_slot_part, emit_notes_for_differences_2): Don't call
5724 add_cselib_value_chains here.
5725 (preserved_values): New vector.
5726 (preserve_value): New function.
5727 (add_uses, add_stores, vt_add_function_parameters): Use it
5728 instead of cselib_preserve_value.
5729 (changed_values_stack): New vector.
5730 (check_changed_vars_0): New function.
5731 (check_changed_vars_1, check_changed_vars_2): Use it.
5732 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
5733 changed_values_stack VALUEs.
5734 (vt_emit_notes): For all preserved_values call
5735 add_cselib_value_chains. If ENABLE_CHECKING call
5736 remove_cselib_value_chains before verifying value_chains is empty.
5737 Initialize and free changed_values_stack.
5738 (vt_initialize): Initialize preserved_values.
5739 (vt_finalize): Free preserved_values.
5741 2010-03-08 Richard Guenther <rguenther@suse.de>
5743 PR tree-optimization/43269
5744 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
5747 2010-03-08 Martin Jambor <mjambor@suse.cz>
5749 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
5750 (ipa_is_param_called): Removed.
5751 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
5752 (ipa_print_node_params): Do not print the called flag.
5753 (ipa_write_node_info): Do not stream the called flag.
5754 (ipa_read_node_info): Likewise.
5756 2010-03-07 Jakub Jelinek <jakub@redhat.com>
5759 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
5760 * cselib.c (struct expand_value_data): Add dummy field.
5761 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
5763 (cselib_dummy_expand_value_rtx_cb): New function.
5764 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
5766 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
5767 * var-tracking.c: Include pointer-set.h.
5768 (variable): Change n_var_parts to char from int. Add
5769 cur_loc_changed and in_changed_variables fields.
5770 (variable_canonicalize): Remove.
5771 (shared_var_p): New inline function.
5772 (unshare_variable): Maintain cur_loc_changed and
5773 in_changed_variables fields. If var was in changed_variables,
5774 replace it there with new_var. Just copy cur_loc instead of
5775 resetting it to something else.
5776 (variable_union): Don't recompute cur_loc. Use shared_var_p.
5777 (dataflow_set_union): Don't call variable_canonicalize.
5778 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
5779 of their DEBUG_EXPR_TREE_DECLs.
5780 (canonicalize_loc_order_check): Verify that cur_loc is NULL
5781 and in_changed_variables and cur_loc_changed is false.
5782 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
5783 and cur_loc_changed. Don't update cur_loc here.
5784 (variable_merge_over_src): Don't call variable_canonicalize.
5785 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
5786 removing loc that is equal to cur_loc, clear cur_loc,
5787 set cur_loc_changed and ensure variable_was_changed is called.
5788 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
5789 compare pointers in cur_loc check, if it is equal to loc,
5790 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
5791 (variable_different_p): Remove compare_current_location argument,
5792 don't compare cur_loc.
5793 (dataflow_set_different_1): Adjust variable_different_p caller.
5794 (variable_was_changed): If dv had some var in changed_variables
5795 already, reset in_changed_variables flag for it and propagate
5796 cur_loc_changed over to the new variable. On empty var
5797 always set cur_loc_changed. Set in_changed_variables on whatever
5798 var is added to changed_variables.
5799 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
5800 Use shared_var_p. When removing loc that is equal to cur_loc,
5801 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
5802 end, don't set it to something else, just call variable_was_changed.
5803 (delete_slot_part): Use shared_var_p. When cur_loc equals to
5804 loc being removed, clear cur_loc and set cur_loc_changed.
5805 Set cur_loc_changed if all locations have been removed.
5806 (struct expand_loc_callback_data): New type.
5807 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
5808 allocated. Always create SUBREGs if simplify_subreg failed.
5809 Prefer to use cur_loc, when that fails and still in
5810 changed_variables (and seen first time) recompute it. Set
5811 cur_loc_changed of variables which had to change cur_loc and
5812 compute elcd->cur_loc_changed if any of the subexpressions used
5813 had to change cur_loc.
5814 (vt_expand_loc): Adjust to pass arguments in
5815 expand_loc_callback_data structure.
5816 (vt_expand_loc_dummy): New function.
5817 (emitted_notes): New variable.
5818 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
5819 that weren't used for any other decl in current
5820 emit_notes_for_changes call call vt_expand_loc_dummy to update
5821 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
5822 first loc_chain location if NULL before. Always use just
5823 cur_loc instead of first loc_chain location. When cur_loc_changed
5824 is false, when not --enable-checking=rtl just don't emit any note.
5825 When rtl checking, compute the note and assert it is the same
5826 as previous note. Clear cur_loc_changed and in_changed_variables
5827 at the end before removing from changed_variables.
5828 (check_changed_vars_3): New function.
5829 (emit_notes_for_changes): Traverse changed_vars to call
5830 check_changed_vars_3 on each changed var.
5831 (emit_notes_for_differences_1): Clear cur_loc_changed and
5832 in_changed_variables. Recompute cur_loc of new_var.
5833 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
5834 (vt_emit_notes): Initialize and destroy emitted_notes.
5836 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
5838 PR rtl-optimization/42220
5839 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
5840 Use verify_reg_tracked to determine if we should use OP_OUT rather
5842 (build_def_use): If we see an in-out operand for a register that we
5843 know nothing about, treat is an output if possible, fail the block if
5846 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5849 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
5852 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5855 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
5856 uses of relevant DEFs that are dead outside the loop too.
5858 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5860 * var-tracking.c (dataflow_set_merge): Swap src and src2.
5862 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5864 * var-tracking.c (values_to_unmark): New variable.
5865 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5866 values_to_unmark vector. Moved body to...
5867 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5868 instead queue it into values_to_unmark vector.
5869 (vt_find_locations): Free values_to_unmark vector.
5871 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
5873 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
5874 (site.exp): Export them when plugins are enabled.
5876 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
5879 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
5881 (chrec_fold_multiply): Same.
5883 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5886 * c-decl.c (build_compound_literal): Return early if init is
5889 2010-03-04 Martin Jambor <mjambor@suse.cz>
5891 PR tree-optimization/43164
5892 PR tree-optimization/43191
5893 * tree-sra.c (type_consists_of_records_p): Reject records with
5894 zero-size bit-fields at the end.
5896 2010-03-04 Mike Stump <mikestump@comcast.net>
5898 * Makefile.in (TAGS): Remove *.y.
5900 2010-03-04 Richard Guenther <rguenther@suse.de>
5902 PR tree-optimization/40761
5903 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
5905 (my_rev_post_order_compute): New function.
5906 (init_pre): Call it.
5908 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
5911 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
5912 decrease the cost of an IV candidate when the cost is infinite.
5914 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5916 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
5917 Use '3DNow!' for the extension of that name, ensure normal space
5919 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
5921 2010-03-03 Jeff Law <law@redhat.com>
5923 * PR middle-end/32693
5924 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
5925 than gen_rtx_SUBREG.
5926 (extract_bit_field_1): Likewise.
5928 2010-03-03 Janis Johnson <janis187@us.ibm.com>
5930 * doc/sourcebuild.texi (Test directives): Document that arguments
5931 include-opts and exclude-opts are now optional for dg-skip-if,
5932 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
5934 2010-03-03 Jason Merrill <jason@redhat.com>
5937 * cgraph.h (varpool_node): Add extra_name field.
5938 * varpool.c (varpool_extra_name_alias): New.
5939 (varpool_assemble_decl): Emit extra name aliases.
5940 (varpool_mark_needed_node): Look past an extra name alias.
5941 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
5942 * lto-streamer-in.c (lto_input_tree): Read it.
5943 * lto-streamer-out.c (output_unreferenced_globals): Write it.
5945 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
5947 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
5948 (sparc*-*-solaris2*): ...this.
5950 2010-03-03 Jakub Jelinek <jakub@redhat.com>
5953 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
5954 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
5955 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
5956 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
5959 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
5960 fallthrough to default handling, just with want_address 0 instead of 2.
5961 For single element lists, add_AT_loc directly, otherwise create an
5962 artificial variable DIE and stick location list to it.
5965 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
5966 (VAL_EXPR_HAS_REVERSE): Define.
5967 (reverse_op): New function.
5968 (add_stores): For reversible operations add an extra MO_VAL_USE.
5970 2010-03-02 Jason Merrill <jason@redhat.com>
5972 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
5974 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
5976 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
5977 (sparc64-*-linux*): Likewise.
5978 (sparc64-*-solaris2*): Include assembler files before linker ones.
5979 (sparc-*-solaris2*): Simplify and reorder to match previous case.
5980 * config/sparc/gas.h: Delete.
5981 * config/sparc/sol2-64.h: Add copyright notice.
5982 * config/sparc/sol2-gas-bi.h: Likewise.
5983 * config/sparc/sol2-gld.h: Likewise.
5984 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
5985 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
5986 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
5987 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
5988 (sparc_elf_asm_named_section): Rename into...
5989 (sparc_solaris_elf_asm_named_section): ...this. Always define.
5991 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
5993 * config/alpha/alpha.c (override_options): Fix -mtune error message.
5995 2010-03-02 Jeff Law <law@redhat.com>
5998 * reload1.c (rtx_p, substitute_stack): Declare.
5999 (substitute): Record addresses of changed rtxs.
6000 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
6001 Restore the original rtx when complete.
6002 (reload): Free subsitute_stack when complete.
6004 2010-03-02 Janis Johnson <janis187@us.ibm.com>
6006 * doc/gccint.texi (menu): Add Testsuites as a chapter.
6007 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
6009 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
6010 LTO Testing, gcov Testing, profopt Testing, compat Testing,
6011 Torture Tests): Change from subsection to section.
6013 2010-03-02 Jakub Jelinek <jakub@redhat.com>
6014 Steven Bosscher <steven@gcc.gnu.org>
6016 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
6019 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
6022 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
6023 the assignment from the new induction variable to the assignment
6024 of the value from the original loop PHI function.
6026 2010-03-01 Janis Johnson <janis187@us.ibm.com>
6027 Daniel Jacobowitz <dan@codesourcery.com>
6029 * doc/sourcebuild.texi (Test directives): Clarify options to
6032 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6034 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
6035 Disable cfi directives unless GCC and gas agree on using read-only
6036 .eh_frame sections for 64-bit.
6037 * configure: Regenerate.
6039 2010-03-01 Richard Guenther <rguenther@suse.de>
6041 PR tree-optimization/43220
6042 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
6043 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
6045 2010-03-01 Richard Guenther <rguenther@suse.de>
6046 Martin Jambor <mjambor@suse.cz>
6049 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
6050 gimplified parameters.
6052 2010-03-01 Christian Bruel <christian.bruel@st.com>
6054 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
6056 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
6058 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
6060 2010-03-01 Richard Guenther <rguenther@suse.de>
6063 * expr.c (expand_assignment): Use the alias-oracle to tell
6064 if the rhs aliases the result decl.
6066 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6069 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
6070 to sol_gt_pch_get_address.
6071 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
6072 64-bit, SPARC and x86.
6073 (sol_gt_pch_get_address): New function.
6075 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
6077 * toplev.h (inform_n, error_n): Declare.
6078 * diagnostic.c (inform_n, error_n): New function.
6080 2010-03-01 Jakub Jelinek <jakub@redhat.com>
6082 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
6083 has no rtl yet when processing local_decls, queue it and recheck
6084 if deferred stack allocation hasn't assigned it rtl.
6086 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6088 * config/sh/sh.c (unspec_bbr_uid): New.
6089 (gen_block_redirect): Use it instead of INSN_UID.
6090 (gen_far_branch): Likewise.
6092 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
6094 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
6095 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
6097 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6099 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
6100 (Warning Options): -Wno-conversion-null is valid for
6101 Objective-C++ as well.
6102 * doc/tm.texi (Named Address Spaces): Likewise.
6103 * doc/plugins.texi (Plugins): Replace TABs with spaces.
6104 * doc/tree-ssa.texi (Tree SSA): Likewise.
6106 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6109 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
6110 by default. Don't set the default arch for
6111 i[34567]86-*-darwin*|x86_64-*-darwin*.
6113 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6116 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
6117 default. Set the default 32bit/64bit archs with $with_arch
6118 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
6120 2010-02-27 Richard Guenther <rguenther@suse.de>
6122 PR tree-optimization/43186
6123 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
6124 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
6125 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
6126 unroller iterations.
6128 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6130 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
6131 required and i[34567]86-*-* targets don't support 64bit ISA.
6133 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
6136 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6139 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6141 * config.gcc: Set the default arch at least to Prescott for
6142 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
6143 if SSE math is enabled.
6145 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6147 * diagnostic.c (diagnostic_initialize): Update.
6148 (diagnostic_report_diagnostic): Test inhibit_notes_p for
6150 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
6151 (diagnostic_inhibit_notes): New.
6152 * toplev.c (process_options): inhibit notes with -fcompare-debug.
6154 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6157 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
6158 * doc/standards.texi: Likewise.
6159 * doc/extend.texi: Likewise.
6160 * doc/trouble.texi: Likewise.
6161 * doc/cppopts.texi: Likewise.
6162 * doc/install.texi: Likewise.
6163 * c.opt (std=c90,std=gnu90): New options.
6164 * c-opts.c (c_common_handle_option): Handle them.
6166 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6169 * c-decl.c (undeclared_variable): Use an informative note.
6171 2010-02-26 Richard Guenther <rguenther@suse.de>
6173 PR tree-optimization/43186
6174 * gimple.h (gimple_fold): Remove.
6175 * gimple.c (gimple_fold): Remove. Inline into single user ...
6176 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
6177 Try harder for conditions.
6179 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6182 * function.c (used_types_insert): Don't skip through named pointer
6183 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
6184 and it is different from the main variant's type.
6186 2010-02-26 Nick Clifton <nickc@redhat.com>
6188 * config/rx/rx.md (sminsi3): Remove bogus alternative.
6190 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6192 * config.gcc: Support --with-fpmath=sse for x86.
6194 * config/i386/ssemath.h: New.
6196 * doc/install.texi (--with-fpmath=sse): Documented.
6198 2010-02-26 Richard Guenther <rguenther@suse.de>
6200 PR tree-optimization/43188
6201 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
6202 vector types of over-aligned element type.
6204 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
6207 * config/i386/i386.c (expand_vec_perm_blend): Use correct
6208 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
6210 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
6212 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
6214 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6216 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
6217 * var-tracking.c: Include diagnostic.h.
6218 (debug_dv): New function.
6219 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
6222 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
6223 (add_value_chain, add_value_chains, remove_value_chain,
6224 remove_value_chains): Handle DEBUG_EXPRs.
6225 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
6228 * regcprop.c (struct queued_debug_insn_change): New type.
6229 (struct value_data_entry): Add debug_insn_changes field.
6230 (struct value_data): Add n_debug_insn_changes field.
6231 (debug_insn_changes_pool): New variable.
6232 (free_debug_insn_changes, apply_debug_insn_changes,
6233 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
6234 (kill_value_one_regno): Call free_debug_insn_changes if needed.
6235 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
6237 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
6239 (copyprop_hardreg_forward_1): Don't call apply_change_group for
6240 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
6241 changes, call cprop_find_used_regs via note_stores.
6242 (copyprop_hardreg_forward): When copying vd from predecessor
6243 which has any queued DEBUG_INSN changes, make sure the pointers are
6244 cleared. At the end call df_analyze and then if there are any
6245 DEBUG_INSN changes queued at the end of some basic block for still
6246 live registers, apply them.
6247 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
6249 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
6251 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
6254 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
6256 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
6257 targets. Set the default with_cpu/with_arch from arch/cpu.
6258 Allow x86-64 and native for with_cpu/with_arch.
6260 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
6262 * ebitmap.c: Change calls to verify_popcount with calls to
6263 sbitmap_verify_popcount.
6264 (ebitmap_clear_bit): Fixed map->cacheindex test and
6265 map>cache update when bit clearing results in an empty
6268 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6271 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
6272 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
6273 and support both V2DF and V2DI modes.
6274 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
6275 support both V2DF and V2DI modes.
6276 (general): Delete trailing whitespace from a few patterns.
6278 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6279 V2DF/V2DI interleave high/low builtins.
6281 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
6284 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
6285 interleave high/low functions.
6287 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
6289 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
6290 #pragma extern_prefix.
6292 2010-02-25 Jakub Jelinek <jakub@redhat.com>
6295 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
6296 BLKmode, assert op0 is a MEM and just adjust its mode.
6299 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
6300 if bitpos isn't multiple of mode's bitsize.
6302 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6304 * c.opt (-ftemplate-depth=): New.
6305 (-ftemplate-depth-): Deprecate.
6306 * optc-gen.awk: Handle -ftemplate-depth=.
6307 * opth-gen.awk: Likewise.
6308 * c-opts.c (c_common_handle_option): Likewise.
6309 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
6311 2010-02-24 Jason Merrill <jason@redhat.com>
6313 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
6315 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6317 * cfg.c (alloc_aux_for_block): Remove inline.
6318 (alloc_aux_for_edge): Likewise.
6320 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6322 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
6324 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6326 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
6327 * config/i386/sol2-gas.h: New file.
6328 * config.gcc (i[34567]86-*-solaris2*): Use it.
6330 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6333 * c-typeck.c (ep_convert_and_check): New.
6334 (build_conditional_expr): Use it.
6335 (build_binary_op): Likewise.
6337 2010-02-24 Jakub Jelinek <jakub@redhat.com>
6339 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
6342 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
6343 bounds even for -O+.
6344 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
6345 expr needs to have DECL_NAME set.
6347 2010-02-24 Nick Clifton <nickc@redhat.com>
6349 * config/mep/mep.c: Include gimple.h.
6350 (mep_function_uses_sp): Delete unused function.
6351 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
6352 parameters. Use unsigned integers to count args. Return a
6353 NULL_RTX instead of an error_mark_node. Toidy up formatting.
6355 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6358 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
6359 greater or equal to nelt instead of 2 * nelt.
6360 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
6363 2010-02-23 Jason Merrill <jason@redhat.com>
6366 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
6367 in cfun->local_decls even if they have register types.
6370 * stor-layout.c (place_field): Don't warn about unnecessary
6371 DECL_PACKED if the type is packed.
6373 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6376 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
6377 GOTOFF relocs, even when the base reg isn't pic pointer.
6379 2010-02-23 Michael Matz <matz@suse.de>
6382 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
6383 (expand_gimple_basic_block): Generate and use debug temps if there
6384 are debug uses left after the last real use of TERed ssa names.
6385 Unlink debug immediate uses when they are expanded.
6387 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
6390 * config/i386/i386.c (override_options): Reorganise to provide
6391 better error messages.
6393 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6396 * graphite-scop-detection.c (create_single_exit_edge): Move
6397 the call to find_single_exit_edge to....
6398 (create_sese_edges): ...here. Don't handle multiple edges
6399 exiting the function.
6400 (build_graphite_scops): Don't handle multiple edges
6401 exiting the function.
6403 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6406 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
6407 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
6409 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6412 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
6414 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
6417 * c-typeck.c (convert_arguments): Print declaration location.
6418 * c-common.c (validate_nargs): Rename as
6419 builtin_function_validate_nargs.
6420 (check_builtin_function_arguments): Update.
6422 2010-02-22 Richard Guenther <rguenther@suse.de>
6425 * tree-inline.c (declare_return_variable): Use the type of
6426 the call stmt lhs if available.
6428 2010-02-22 Duncan Sands <baldrick@free.fr>
6430 * passes.c (register_pass): Always consider all pass lists when
6431 ref_pass_instance_number is zero.
6433 2010-02-22 Richard Guenther <rguenther@suse.de>
6435 PR tree-optimization/42749
6436 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
6437 parameter. Do arithmetic in the original type.
6438 (update_accumulator_with_ops): Likewise.
6439 (adjust_accumulator_values): Adjust.
6441 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6443 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
6444 (QI to BLKmode splitter): New splitter.
6446 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
6448 * config/i386/i386.c (initial_ix86_tune_features): Turn on
6449 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
6451 2010-02-22 Richard Guenther <rguenther@suse.de>
6453 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
6455 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
6457 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
6458 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
6459 ($(T)crti.o, $(T)crtn.o): Remove rules.
6461 2010-02-21 Tobias Burnus <burnus@net-b.de>
6464 * doc/invoke.texi (-fassociative-math): Document that this
6465 option is automatically enabled for Fortran.
6467 2010-02-20 David S. Miller <davem@davemloft.net>
6469 * configure.ac: Test if linker and assembler properly support
6470 GOTDATA_OP relocations.
6471 * configure: Rebuild.
6472 * config.in: Likewise.
6473 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
6474 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
6475 (movsi_high_pic): Likewise.
6476 (movdi_lo_sum_pic): Likewise.
6477 (movdi_high_pic): Likewise.
6478 (movsi_pic_gotdata_op): New pattern.
6479 (movdi_pic_gotdata_op): Likewise.
6480 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
6481 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
6483 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
6486 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
6487 attribute to ssemul.
6488 (xop_mulv2div2di3_high): Ditto.
6490 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6493 * c.opt (Wconversion-null): New option.
6494 * doc/invoke.texi (Wconversion-null): Document.
6496 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6498 * common.opt (Wlarger-than-): Add Undocumented.
6500 2010-02-19 Mike Stump <mikestump@comcast.net>
6502 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
6504 2010-02-19 Jason Merrill <jason@redhat.com>
6507 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
6508 * configure: Likewise.
6510 2010-02-20 Alan Modra <amodra@gmail.com>
6513 * cgraph.h (cgraph_make_decl_local): Declare.
6514 * cgraph.c (cgraph_make_decl_local): New function.
6515 (cgraph_make_node_local): Use it.
6516 * cgraphunit.c (cgraph_function_versioning): Likewise.
6517 * ipa.c (function_and_variable_visibility): Likewise.
6519 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6522 * except.c (sjlj_emit_function_enter): Don't call
6523 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
6525 * rtl.h (add_reg_br_prob_note): Remove prototype.
6527 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6530 * c-common.c (conversion_warning): Remove widening conversions
6531 before checking the conversion of integers to reals.
6533 2010-02-19 Mike Stump <mikestump@comcast.net>
6536 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
6539 * cgraphunit.c (process_function_and_variable_attributes): Check
6540 DECL_PRESERVE_P instead of looking up attribute "used".
6541 * ipa-pure-const.c (check_decl): Likewise.
6542 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
6543 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
6544 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
6545 instead of attribute "used".
6546 * config/sol2-c.c (solaris_pragma_init): Likewise.
6547 (solaris_pragma_fini): Likewise.
6549 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6551 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
6552 Use XCNEW instead of xcalloc.
6553 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
6554 XNEW instead of xmalloc.
6555 (get_fields): Use XNEWVEC instead of xmalloc.
6558 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
6559 populate vars array.
6560 (create_new_general_access): For debug stmts just reset value.
6561 (get_stmt_accesses): For accesses within debug stmts just record them
6562 using add_access_to_acc_sites instead of preventing the peeling or
6563 counting them as accesses.
6566 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
6568 2010-02-19 Richard Guenther <rguenther@suse.de>
6570 PR tree-optimization/42916
6571 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
6574 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
6576 * configure.ac: Replace all uses of changequote in macro arguments
6577 with proper quoting.
6579 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6582 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
6584 2010-02-19 Richard Guenther <rguenther@suse.de>
6586 PR tree-optimization/42944
6587 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
6588 test for aliasing with errno.
6590 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6593 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
6594 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
6595 * dojump.c: Include output.h.
6596 (inv): New inline function.
6597 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
6598 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
6599 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
6600 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
6601 argument, pass it down to other calls.
6602 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
6603 add REG_BR_PROB note to the conditional jump.
6604 * cfgexpand.c (add_reg_br_prob_note): Removed.
6605 (expand_gimple_cond): Don't call it, add the probability
6606 as last argument to jumpif_1/jumpifnot_1.
6607 * Makefile.in (dojump.o): Depend on output.h.
6608 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
6610 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
6611 * stmt.c (do_jump_if_equal): Likewise.
6612 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
6613 * loop-unswitch.c (compare_and_jump_seq): Likewise.
6614 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
6616 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
6617 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
6618 jumpifnot_1 callers.
6619 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
6621 (store_expr): Adjust jumpifnot caller.
6622 (store_constructor): Adjust jumpif caller.
6625 * gimplify.c (gimple_boolify): For __builtin_expect call
6626 gimple_boolify also on its first argument.
6628 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
6630 * configure.ac (gnu-unique-object): Wrap regexps using [] in
6632 (__stack_chk_fail): Ditto. Remove quadrigraphs.
6633 * configure: Regenerated.
6635 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6637 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
6638 lang_hooks.types_compatible_p instead of comptypes.
6640 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
6642 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
6643 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
6644 if __prefer_thumb__ is defined.
6646 2010-02-18 Martin Jambor <mjambor@suse.cz>
6648 PR tree-optimization/43066
6649 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
6650 array with zero-sized element type.
6652 2010-02-18 Jakub Jelinek <jakub@redhat.com>
6654 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
6655 rtx, allocate struct var_loc_node here and return it to the
6656 caller, and only if it is actually needed.
6657 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
6658 move it earlier and return immediately if it returns NULL.
6660 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
6662 * config/sparc/gas.h: New file. Restore
6663 TARGET_ASM_NAMED_SECTION to its ELF default.
6664 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
6666 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6667 Likewise. Add ATTRIBUTE_UNUSED to prototype.
6668 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
6669 after sparc/sysv4.h.
6671 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
6673 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
6675 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
6677 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
6678 patterns from predicated pattern.
6680 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
6683 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
6684 for insn mnemonic suffix.
6686 2010-02-17 Richard Guenther <rguenther@suse.de>
6688 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
6691 2010-02-17 Jakub Jelinek <jakub@redhat.com>
6694 * caller-save.c (save_call_clobbered_regs): If BB ends with
6695 a DEBUG_INSN, move any notes in between last real insn and the last
6696 DEBUG_INSN after the last DEBUG_INSN.
6698 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
6700 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
6701 Fix return type. Fix argument type. Explain meaning of return value.
6703 2010-02-16 Richard Guenther <rguenther@suse.de>
6705 PR tree-optimization/41043
6706 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
6707 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
6709 (vrp_visit_phi_node): ... but only for loop PHI nodes.
6711 2010-02-16 Ira Rosen <irar@il.ibm.com>
6713 PR tree-optimization/43074
6714 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
6715 * tree-vect-loop.c (vect_analyze_loop_operations): Add
6716 vectorizable cycles in hybrid SLP check.
6717 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
6719 2010-02-16 Richard Guenther <rguenther@suse.de>
6721 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
6722 (true_dependence): If memrefs_conflict_p computes must-alias
6723 trust it. Move TBAA check after offset-based disambiguation.
6724 (canon_true_dependence): Likewise.
6726 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
6728 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
6729 * doc/invoke.texi: Document it.
6730 * var-tracking.c: Include toplev.h and params.h.
6731 (vt_find_locations): Return bool indicating success. Compute
6732 hash sizes unconditionally. Check new parameter, report.
6733 (variable_tracking_main_1): Check vt_find_locations results and
6734 retry. Renamed from...
6735 (variable_tracking_main): ... this. New wrapper to preserve
6736 flag_var_tracking_assignments.
6737 * Makefile.in (var-tracking.o): Adjust dependencies.
6739 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
6740 Jakub Jelinek <jakub@redhat.com>
6743 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
6744 if weak_import attribute is present.
6745 * config/darwin.c (machopic_select_section): Likewise.
6747 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
6749 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
6750 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
6751 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
6752 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
6754 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
6757 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
6760 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
6761 Rewrite text to refer to the names.
6763 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
6765 * config/i386/i386-builtin-types.def
6766 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
6767 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
6768 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
6769 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
6770 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
6771 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
6772 IX86_BUILTIN_VPERMIL2PS256.
6773 (MULTI_ARG_4_DF2_DI_I): Defined.
6774 (MULTI_ARG_4_DF2_DI_I1): Defined.
6775 (MULTI_ARG_4_SF2_SI_I): Defined.
6776 (MULTI_ARG_4_SF2_SI_I1): Defined.
6777 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
6778 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
6779 __builtin_ia32_vpermil2ps256.
6780 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6781 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6782 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
6783 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6784 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6785 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
6786 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
6787 CODE_FOR_xop_vpermil2v8sf3.
6788 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
6789 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
6790 * config/i386/xopintrin.h (_mm_permute2_pd): New.
6791 (_mm256_permute2_pd): New.
6792 (_mm_permute2_ps): New.
6793 (_mm256_permute2_ps): New.
6795 2010-02-15 Nick Clifton <nickc@redhat.com>
6797 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
6798 boolean parameters. Use emit_jump_insn when emitting a pop
6799 instruction containing a return insn.
6800 (push): Use 'true' rather than '1' as second parameter to F.
6801 (h8300_expand_prologue): Likewise.
6802 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
6803 (h8300_expand_epilogue): Likewise.
6805 2010-02-15 Richard Guenther <rguenther@suse.de>
6808 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
6811 2010-02-15 Nick Clifton <nickc@redhat.com>
6813 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
6816 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
6818 * intl.c (fake_ngettext): New function.
6819 * intl.h (fake_ngettext): Declare.
6820 (ngettext): Define macro.
6821 * collect2.c (notice_translated): New function.
6822 (main): Use notice_translated and ngettext.
6823 * collect2.h (notice_translated): Declare.
6825 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
6827 * reorg.c (delete_computation): Comment fixes.
6828 * caller-save.c (setup_save_areas): Idem.
6829 * sel-sched-dump.c (dump_lv_set): Idem.
6832 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6834 * config/s390/s390.c (s390_sched_init): New function.
6835 (TARGET_SCHED_INIT): Target hook defined.
6837 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
6838 Jack Howarth <howarth@bromo.med.uc.edu>
6839 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6842 Partial revert of unintended change in fix for PR41605.
6843 * config/darwin.h: Fix typo.
6844 * config/darwin9.h: Same.
6846 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6848 * c-pch.c (pch_init): Clear v.
6850 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6853 * graphite-scop-detection.c (graphite_can_represent_scev): Call
6854 graphite_can_represent_init for MULT_EXPR.
6856 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6860 * graphite-sese-to-poly.c (remove_phi): New.
6861 (translate_scalar_reduction_to_array): Call remove_phi.
6863 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6866 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
6867 * graphite-clast-to-gimple.h (gloog): Update declaration.
6868 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
6869 * graphite-poly.h (struct poly_bb): Add missing comments.
6870 (struct scop): Add poly_scop_p field.
6872 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
6873 * graphite.c (graphite_transform_loops): Build the polyhedral
6874 representation for each scop before code generation.
6875 * sese.c (rename_variables_in_operand): Removed.
6876 (rename_variables_in_expr): Return the renamed expression.
6877 (rename_sese_parameters): New.
6878 * sese.h (rename_sese_parameters): Declared.
6880 2010-02-11 Richard Guenther <rguenther@suse.de>
6882 PR tree-optimization/42998
6883 * tree-ssa-pre.c (create_expression_by_pieces): Treat
6884 POINTER_PLUS_EXPR properly.
6886 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6887 Changpeng Fang <changpeng.fang@amd.com>
6890 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
6891 the cost of an IV candidate when the IV is used in a test against zero.
6893 * gcc.dg/tree-ssa/ivopts-3.c: New.
6895 2010-02-11 Richard Guenther <rguenther@suse.de>
6898 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
6899 pointer-vs-decl case by swapping refs. Handle some cases
6900 of pointer-vs-decl disambiguations more conservatively.
6901 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
6902 to false after expanding.
6904 2010-02-11 Richard Guenther <rguenther@suse.de>
6907 * gcc.c (process_command): Handle LTO file@offset case more
6910 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6912 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
6913 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
6915 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
6917 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
6918 if MEM's mode size isn't DWARF2_ADDR_SIZE.
6919 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
6920 Optimize eq/ne comparisons when both arguments are known to be
6922 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
6923 Don't mask operands unnecessarily if they are known to be already
6926 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
6928 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
6931 2010-02-10 Richard Guenther <rguenther@suse.de>
6933 PR tree-optimization/43017
6934 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
6935 for wrapping signed arithmetic.
6937 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6940 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
6941 if no debug info should be emitted for it.
6943 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
6945 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
6946 note when flag_exceptions is set.
6948 2010-02-10 Duncan Sands <baldrick@free.fr>
6950 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
6952 2010-02-10 Richard Guenther <rguenther@suse.de>
6955 * tree.c (get_unwidened): Handle constants.
6956 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
6958 2010-02-10 Martin Jambor <mjambor@suse.cz>
6961 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
6962 check for variable argument counts independently.
6964 2010-02-10 Christian Bruel <christian.bruel@st.com>
6967 * config/sh/sh.c (find_barrier): Increase length for non delayed
6968 conditional branches.
6970 2010-02-10 Christian Bruel <christian.bruel@st.com>
6972 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
6974 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6976 * builtins.c (set_builtin_user_assembler_name): Also handle
6977 ffs if int is smaller than word.
6979 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
6982 * ira-conflicts.c (get_dup): Remove.
6983 (process_reg_shuffles): Add new parameter. Use it as an
6984 additional guard for copy generation.
6985 (add_insn_allocno_copies): Rewrite.
6987 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
6989 * common.opt (fsched2-use-traces): Preserved for backward
6991 * doc/invoke.texi: Remove the documentation about option
6992 -fsched2-use-traces.
6993 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
6994 flag_sched2_use_traces.
6995 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
6996 the backward compatibility flag section.
6998 2010-02-09 Richard Guenther <rguenther@suse.de>
7000 PR tree-optimization/43008
7001 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
7002 make HEAP variables initialized from global memory if they
7003 are not known builtin functions.
7004 (find_func_aliases): Adjust.
7006 2010-02-09 Richard Guenther <rguenther@suse.de>
7008 PR tree-optimization/43000
7009 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
7010 arithmetic manually.
7012 2010-02-08 Jakub Jelinek <jakub@redhat.com>
7014 PR tree-optimization/42931
7015 * tree-loop-linear.c (try_interchange_loops): Don't call
7016 double_int_mul if estimated_loop_iterations failed.
7018 2010-02-08 Martin Jambor <mjambor@suse.cz>
7021 * tree-sra.c (build_accesses_from_assign): Do not mark in
7022 should_scalarize_away_bitmap if stmt has volatile ops.
7023 (sra_modify_assign): Do not process assigns piecemeal if if stmt
7026 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
7028 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
7030 2010-02-07 Adam Nemet <adambnmet@gmail.com>
7032 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
7035 2010-02-07 Andrew Pinski <pinskia@gmail.com>
7038 * df-core.c (df_finish_pass): Change type of saved_flags to int.
7040 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7043 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
7044 to unknown_dependence.
7045 (graphite_legal_transform_dr): Handle the unknown_dependence.
7046 (graphite_carried_dependence_level_k): Same.
7048 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7050 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
7052 2010-02-07 Richard Guenther <rguenther@suse.de>
7055 * expr.c (get_inner_reference): Always initialize *pbitsize.
7057 2010-02-07 Richard Guenther <rguenther@suse.de>
7060 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
7061 new ARRAY_REFs on variable size element or minimal index arrays.
7063 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
7064 gimple_fold_indirect_ref.
7066 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
7069 * arm.c (arm_override_options): Just return if the user has specified
7070 an invalid fpu name.
7072 2010-02-03 Jason Merrill <jason@redhat.com>
7075 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
7076 i386_pe_maybe_record_exported_symbol.
7078 2010-02-05 Steve Ellcey <sje@cup.hp.com>
7081 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7082 (pa_delegitimize_address): New function.
7084 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
7086 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
7087 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
7089 2010-02-05 Richard Guenther <rguenther@suse.de>
7092 * lto-streamer-in.c (get_resolution): Deal with references
7093 to undefined functions.
7095 2010-02-05 Richard Guenther <rguenther@suse.de>
7097 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
7098 (fold_const_aggregate_ref): Likewise.
7099 (ccp_fold_stmt): Substitute loads.
7100 (maybe_fold_reference): Verify types before substituting.
7102 (fold_gimple_assign): Unshare properly.
7103 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
7105 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
7107 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
7108 for rs6000_gen_cell_microcode.
7110 2010-02-04 Richard Guenther <rguenther@suse.de>
7112 PR rtl-optimization/42952
7113 * dse.c (const_or_frame_p): Remove MEM handling.
7115 2010-02-04 Nick Clifton <nickc@redhat.com>
7117 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
7118 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
7119 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
7120 (mn10300_asm_output_mi_thunk): New function.
7121 (mn10300_can_output_mu_thunk): New function.
7122 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
7123 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
7124 (FUNCTION_ARG): Delete incorrect comment.
7126 2010-02-03 Jason Merrill <jason@redhat.com>
7129 * fold-const.c (operand_equal_p): Handle erroneous types.
7131 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
7133 * config/h8300/h8300.md (can_delay): Fix attibute condition.
7135 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
7137 PR rtl-optimization/42941
7138 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
7141 2010-02-03 Jason Merrill <jason@redhat.com>
7144 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
7146 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
7149 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
7150 (cselib_reset_table): Renamed from...
7151 (cselib_reset_table_with_next_value): ... this.
7152 (cselib_get_next_uid): Renamed from...
7153 (cselib_get_next_unknown_value): ... this.
7154 * cselib.c (next_uid): Renamed from...
7155 (next_unknown_value): ... this.
7156 (cselib_clear_table): Adjust.
7157 (cselib_reset_table): Adjust. Renamed from...
7158 (cselib_reset_table_with_next_value): ... this.
7159 (cselib_get_next_uid): Adjust. Renamed from...
7160 (cselib_get_next_unknown_value): ... this.
7161 (get_value_hash): Use hash.
7162 (cselib_hash_rtx): Likewise.
7163 (new_cselib_val): Adjust. Set and dump uid.
7164 (cselib_lookup_mem): Pass next_uid as hash.
7165 (cselib_subst_to_values): Likewise.
7166 (cselib_log_lookup): Dump uid.
7167 (cselib_lookup): Pass next_uid as hash. Adjust.
7168 (cselib_process_insn): Adjust.
7169 (cselib_init): Initialize next_uid.
7170 (cselib_finish): Adjust.
7171 (dump_cselib_table): Likewise.
7172 * dse.c (canon_address): Dump value uid.
7173 * print-rtl.c (print_rtx): Print value uid.
7174 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
7176 (dv_uid): New function, sort of renamed from...
7177 (dv_htab_hash): ... this, reimplemented in terms of it and...
7178 (dv_uid2hash): ... this. New.
7179 (variable_htab_eq): Drop excess assertions.
7180 (tie_break_pointers): Removed.
7181 (canon_value_cmp): Compare uids.
7182 (variable_post_merge_New_vals): Print uids.
7183 (vt_add_function_parameters): Adjust.
7184 (vt_initialize): Reset table. Adjust.
7186 2010-02-03 Richard Guenther <rguenther@suse.de>
7188 PR tree-optimization/42944
7189 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
7190 (call_may_clobber_ref_p_1): Likewise. Properly handle
7191 malloc and calloc clobbering errno.
7193 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
7195 * doc/invoke.texi: Fix name of sched1 dump.
7197 * opts.c (decode_options): Set flag_tree_switch_conversion
7198 only conditionally on optimize >= 2.
7200 * gcse.c: Assorted comment fixes in pass description.
7202 2010-02-03 Anthony Green <green@moxielogic.com>
7204 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
7205 nop padding in order to maintain alignment of storage location of
7206 target function address.
7207 (moxie_trampoline_init): Store target function address at newly
7209 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
7211 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
7213 2010-02-03 Richard Guenther <rguenther@suse.de>
7216 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
7218 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7220 * config.gcc: Reenable check for obsolete targets.
7221 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
7222 mips-sgi-irix6.[0-4]*.
7224 2010-02-02 Nick Clifton <nickc@redhat.com>
7226 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
7227 constant size of 4 as being the same as 0.
7228 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
7229 can take values in the range 0..4.
7231 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
7234 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
7235 as _darwin10_Unwind_FindEnclosingFunction().
7236 * libgcc-libsystem.ver: New.
7238 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
7241 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
7242 implicitly set registers.
7244 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
7246 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
7247 (arm_override_options): Allow automatic selection of the thread
7248 pointer register if thumb2.
7249 (legitimize_pic_address): Improve code sequences for Thumb2.
7250 (arm_call_tls_get_addr): Likewise.
7251 (legitimize_tls_address): Likewise.
7252 * arm.md (pic_load_addr_arm): Delete. Replace with ...
7253 (pic_load_addr_32bit): ... this. New named pattern.
7254 * thumb2.md (pic_load_addr_thumb2): Delete.
7255 (pic_load_dot_plus_four): Delete.
7256 (tls_load_dot_plus_four): New named pattern.
7258 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7261 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
7262 Document fix for TLS bug.
7264 2010-01-31 Richard Guenther <rguenther@suse.de>
7266 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
7267 conservatively correct.
7269 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7273 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7275 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7277 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7279 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
7281 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
7283 * config.gcc: Adjust order of makefile fragments for mingw targets.
7285 2010-01-31 Richard Guenther <rguenther@suse.de>
7288 * gimplify.c (gimplify_init_constructor): For volatile LHS
7289 initialize a temporary.
7291 2010-01-31 Matthias Klose <doko@ubuntu.com>
7293 * configure.ac: Fix __stack_chk_fail check for cross builds configured
7295 * configure: Regenerate.
7297 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
7299 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7300 the same alias set and their sizes different constantness.
7301 (aliasing_component_refs_p): Revert 2009-10-24 change.
7303 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7305 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
7308 2010-01-29 Richard Guenther <rguenther@suse.de>
7310 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
7311 Assert we successfully updated the call.
7313 2010-01-29 Jakub Jelinek <jakub@redhat.com>
7315 PR rtl-optimization/42889
7316 * df.h (df_set_bb_dirty_nonlr): New prototype.
7317 * df-core.c (df_set_bb_dirty_nonlr): New function.
7318 * df-scan.c (df_insn_rescan): Call it instead of
7319 df_set_bb_dirty for DEBUG_INSNs.
7321 2010-01-29 Richard Guenther <rguenther@suse.de>
7324 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
7325 quadratic behavior in most cases.
7327 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
7330 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
7331 in the call to gen_x86_movsicc_0_m1.
7333 2010-01-28 Richard Guenther <rguenther@suse.de>
7335 PR tree-optimization/42871
7336 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
7338 2010-01-28 Richard Guenther <rguenther@suse.de>
7340 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
7341 into call arguments.
7343 2010-01-28 Richard Guenther <rguenther@suse.de>
7346 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
7347 the forwarder if the destination is an EH landing pad.
7349 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
7351 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
7352 block list passed to gimple_duplicate_sese_tail.
7353 (parallelize_loops): Avoid parallelization when the function
7355 Avoid parallelization when the preheader is IRREDUCIBLE.
7356 Try to optimize when estimated_loop_iterations_int is unresolved.
7357 Add the loop's location to the dump file.
7358 * tree-cfg.c (add_phi_args_after_redirect): Remove.
7359 (gimple_duplicate_sese_tail): Remove the check for the latch.
7360 Redirect nexits to the exit block.
7361 Remove handling of the incoming edges to the latch.
7362 Redirect the backedge from the copied latch to the exit bb.
7364 2010-01-28 Michael Matz <matz@suse.de>
7367 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
7368 Wrap force_reg into a sequence, emit it before user.
7370 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
7372 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
7374 (arm_legacy_rev): Likewise.
7375 (thumb_legacy_rev): Likewise.
7377 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7379 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
7380 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
7381 on MEM's address failed, try avoid_constant_pool_reference and
7382 recurse if it returned something different.
7383 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
7384 address, try avoid_constant_pool_reference and recurse if it
7385 returned something different.
7386 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
7387 address and avoid_constant_pool_reference returned something
7388 different, don't set have_address.
7390 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
7393 * var-tracking.c (val_store): Add modified argument, obey it.
7395 (count_uses): Move down logging of main.
7396 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
7397 don't need resolution.
7398 (emit_notes_in_bb): Likewise.
7400 2010-01-27 Richard Guenther <rguenther@suse.de>
7403 * tree-inline.c (remap_decl): Delay remapping of SSA name
7404 default definitions until we need them.
7406 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7408 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7409 (rs6000_delegitimize_address): New function.
7411 * config/s390/s390.c (s390_delegitimize_address): Call
7412 delegitimize_mem_from_attrs.
7415 * tree-inline.c (cannot_copy_type_1): Removed.
7416 (copy_forbidden): Don't forbid copying of functions containing
7417 records/unions with variable length fields.
7419 2010-01-27 Christian Bruel <christian.bruel@st.com>
7423 * config/sh/sh.c (find_barrier): Increase length for non delayed
7424 conditional branches.
7426 2010-01-27 Matthias Klose <doko@ubuntu.com>
7428 * configure.ac (gnu-unique-object): Fix ldd version check.
7429 * configure: Regenerate.
7431 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7433 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
7435 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
7436 Test for HAVE_GNU_AS value.
7438 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7440 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
7441 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
7442 INT64_TYPE): Define.
7443 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
7444 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7445 INT_LEAST64_TYPE): Define.
7446 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
7447 UINT_LEAST64_TYPE): Define.
7448 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
7449 INT_FAST64_TYPE): Define.
7450 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7451 UINT_FAST64_TYPE): Define.
7452 (INTMAX_TYPE, UINTMAX_TYPE): Define.
7453 (INTPTR_TYPE, UINTPTR_TYPE): Define.
7454 (SIG_ATOMIC_TYPE): Define.
7456 2010-01-26 Richard Guenther <rguenther@suse.de>
7458 * df-scan.c (df_scan_set_bb_info): Remove assert.
7459 (df_insn_rescan_debug_internal): Merge asserts.
7460 (df_install_ref): Likewise.
7461 (df_mark_reg): Use bitmap_set_range.
7462 (df_hard_reg_used_p): Remove assert.
7463 (df_hard_reg_used_count): Likewise.
7465 2010-01-26 Richard Guenther <rguenther@suse.de>
7467 PR rtl-optimization/42685
7468 * web.c (web_main): Ignore DEBUG_INSNs.
7470 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
7472 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
7474 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
7475 Fix types of fndecl and arglist parameters.
7477 2010-01-26 Richard Guenther <rguenther@suse.de>
7480 * tree-eh.c (unsplit_eh): Skip debug insns.
7482 2010-01-26 Richard Guenther <rguenther@suse.de>
7484 PR tree-optimization/42250
7485 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
7487 2010-01-26 Jakub Jelinek <jakub@redhat.com>
7490 * omp-low.c (expand_omp_sections): Only use single_pred if
7491 l2_bb is single_pred_p.
7493 2010-01-25 Christian Bruel <christian.bruel@st.com>
7496 * config/sh/sh.c (find_barrier): Increase length for non delayed
7497 conditional branches.
7498 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
7500 2010-01-24 David S. Miller <davem@davemloft.net>
7502 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
7503 define if not using GAS.
7504 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7505 Likewise. Delete SECTION_MERGE code, which is only applicable
7508 2010-01-24 Mark Mitchell <mark@codesourcery.com>
7511 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
7512 mangling of va_list in system headers.
7514 2010-01-23 Toon Moene <toon@moene.org>
7516 * tree-predcom.c (combine_chains): Return NULL, not false.
7518 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
7520 * tree-loop-distribution.c (distribute_loop): Fix declaration and
7521 initialization of variable res to agree with return type.
7523 2010-01-22 Steve Ellcey <sje@cup.hp.com>
7525 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
7526 * tree-sra.c: Add include of expr.h.
7528 2010-01-22 Jakub Jelinek <jakub@redhat.com>
7530 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
7531 insert the debug stmt on the single non-EH edge from the stmt.
7533 2010-01-22 Richard Henderson <rth@redhat.com>
7536 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
7537 the RHS until after generate_subtree_copies has insertted its
7538 code before the current statement.
7540 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
7542 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
7544 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
7546 2010-01-21 Martin Jambor <mjambor@suse.cz>
7548 PR tree-optimization/42585
7549 * tree-sra.c (struct access): New field grp_total_scalarization.
7550 (dump_access): Dump the new field.
7551 (should_scalarize_away_bitmap): New variable.
7552 (cannot_scalarize_away_bitmap): Likewise.
7553 (sra_initialize): Allocate new bitmaps.
7554 (sra_deinitialize): Free new bitmaps.
7555 (create_access_1): New function.
7556 (create_access): Parts moved to create_access_1.
7557 (type_consists_of_records_p): New function.
7558 (completely_scalarize_record): Likewise.
7559 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
7560 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
7561 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
7563 (analyze_all_variable_accesses): Completely scalarize small eligible
7566 2010-01-21 Martin Jambor <mjambor@suse.cz>
7568 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
7570 2010-01-21 Andrew Haley <aph@redhat.com>
7572 * gcc.c (process_command): Move lang_specific_driver before
7573 setting cc_libexec_prefix.
7575 2010-01-21 Richard Guenther <rguenther@suse.de>
7578 * fold-const.c (negate_expr_p): Pretend only negative
7579 real constants are easily negatable.
7581 2010-01-20 Janis Johnson <janis187@us.ibm.com>
7582 Jason Merrill <jason@redhat.com>
7584 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
7585 (TYPE_TRANSPARENT_AGGR): this, for union and record.
7586 * calls.c (initialize argument_information): Handle it.
7587 * c-common.c (handle_transparent_union_attribute): Use new name.
7588 * c-decl.c (finish_struct): Ditto.
7589 * c-typeck.c (type_lists_compatible_p): Ditto.
7590 (convert_for_assignment): Use new name and also handle record.
7591 * function.c (aggregate_value_p): Handle it.
7592 (pass_by_reference): Ditto.
7593 (assign_parm_data_types): Ditto.
7594 * print-tree.c (print_node): Ditto.
7595 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
7596 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
7597 * tree.c (first_field): New fn.
7599 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
7602 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
7603 even when linking statically, for now.
7605 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7608 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
7609 without a cselib val.
7610 (count_uses): Accept MO_VAL_SET with no val on stores.
7611 (add_stores): Likewise.
7613 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7615 * var-tracking.c (check_value_val): Add a compile time assertion.
7616 (dv_is_decl_p): Simplify.
7617 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
7618 gcc_assert if ENABLE_CHECKING.
7620 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7623 * var-tracking.c: Include tree-flow.h.
7624 (mem_dies_at_call): New.
7625 (dataflow_set_preserve_mem_locs): Use it.
7626 (dataflow_set_remove_mem_locs): Likewise.
7627 (dump_var): Renamed from dump_variable. Adjust all callers.
7628 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
7629 * Makefile.in (var-tracking.o): Adjust deps.
7631 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
7633 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
7635 2010-01-20 Richard Guenther <rguenther@suse.de>
7637 PR tree-optimization/42717
7638 * tree-ssa-dce.c (get_live_post_dom): Remove.
7639 (forward_edge_to_pdom): Take an arbitrary edge to copy
7640 degenerate PHI args from.
7641 (remove_dead_stmt): Use the first post-dominator even if it
7642 does not contain live statements as redirection destination.
7644 2010-01-20 Richard Guenther <rguenther@suse.de>
7646 * tree-inline.c (estimate_num_insns): Handle EH builtins.
7648 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7650 * sel-sched.c (create_speculation_check): Remove set but not used
7652 (try_transformation_cache): Remove set but not used variable ds.
7653 (calculate_privileged_insns): Remove set but not used variables
7654 cur_insn and min_spec_insn.
7655 (find_best_expr): Remove set but not used variable avail_n.
7656 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
7658 * cgraphunit.c (assemble_thunk): Remove set but not used variable
7660 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
7661 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
7664 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
7667 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
7668 cpu types. Add support for *-sse3 cpu types.
7669 (x86_64-*-*): Ditto.
7671 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7674 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
7675 argument, call initializer_constant_valid_p_1 instead of
7676 initializer_constant_valid_p, pass CACHE to it, return NULL
7677 immediately if first call returns NULL.
7678 (initializer_constant_valid_p_1): New function.
7679 (initializer_constant_valid_p): Use it.
7681 2010-01-20 Thomas Quinot <quinot@adacore.com>
7683 * tree.def (PLACEHOLDER_EXPR): Fix comment.
7685 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7687 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
7688 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
7689 (loc_list_from_tree): Don't handle unsigned division. Handle
7690 signed modulo using DW_OP_{over,over,div,mul,minus}.
7691 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
7692 modulo instead of signed.
7694 2010-01-20 DJ Delorie <dj@redhat.com>
7696 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
7698 (h8300_emit_stack_adjustment): Propogate it.
7700 (h8300_expand_prologue): Likewise.
7701 (h8300_expand_epilogue): Likewise.
7703 2010-01-19 Michael Matz <matz@suse.de>
7705 PR tree-optimization/41783
7706 * tree-data-ref.c (toplevel): Include flags.h.
7707 (dump_data_dependence_relation): Also dump the inputs if the
7708 result will be unknown.
7709 (split_constant_offset_1): Look through some conversions.
7710 * tree-predcom.c (determine_roots_comp): Restart a new chain if
7711 the offset from last element is too large.
7712 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
7713 (reassociate_to_the_same_stmt): Handle vector registers.
7714 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
7716 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
7717 wide_prolog_niters argument, emit widening instructions.
7718 (vect_do_peeling_for_alignment): Adjust caller, use widened
7719 variant of the iteration cound.
7720 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
7722 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7725 * config/arm/neon-testgen.m (emit_automatics): New parameter
7726 features. Adjust for Fixed_return_reg feature.
7727 (test_intrinsic): Call emit_automatics with new feature.
7728 * config/arm/neon.ml: Update copyright years.
7729 (features): New Fixed_return_reg feature.
7730 (ops): Update feature for Vget_low.
7732 2010-01-19 Jakub Jelinek <jakub@redhat.com>
7734 PR tree-optimization/42719
7735 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
7739 * fwprop.c (all_uses_available_at): Return false if def_set dest
7740 is a REG that is used in def_insn.
7742 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
7744 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
7746 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
7749 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
7751 * target.h (struct gcc_target) <secondary_reload>: Change type
7752 of last argument to secondary_reload_info *.
7754 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
7757 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
7758 memory references with unaligned offsets. Remove CQImode handling.
7759 (unaligned_memory_operand): Return 1 for memory references with
7760 unaligned offsets. Remove CQImode handling.
7762 2010-01-18 Richard Guenther <rguenther@suse.de>
7765 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
7768 2010-01-18 Richard Guenther <rguenther@suse.de>
7770 PR tree-optimization/42781
7771 * tree-ssa-structalias.c (find_what_var_points_to): Skip
7772 restrict processing only if the original variable was artificial.
7774 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
7776 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
7777 find number of popped argument bytes.
7779 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
7780 Fix the text that describes the return value for invalid insns.
7782 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
7784 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
7785 Clarify what 'cost of the -dependence' is. Fix quoting.
7787 * toplev.c (default_get_pch_validity): Rename argument to "sz".
7788 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
7790 2010-01-17 Jakub Jelinek <jakub@redhat.com>
7792 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
7793 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
7795 2010-01-17 Richard Guenther <rguenther@suse.de>
7798 * function.c (split_complex_args): Take a VEC to modify.
7799 (assign_parms_augmented_arg_list): Build a VEC instead of
7800 a chain of PARM_DECLs.
7801 (assign_parms_unsplit_complex): Take a VEC of arguments.
7802 Do not fixup unmodified parms.
7803 (assign_parms): Deal with the VEC.
7804 (gimplify_parameters): Likewise.
7806 2010-01-17 Richard Guenther <rguenther@suse.de>
7808 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
7809 node existence check.
7810 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
7811 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
7812 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
7813 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
7814 (gimple_execute_on_growing_pred): Likewise.
7816 2010-01-17 Richard Guenther <rguenther@suse.de>
7818 PR tree-optimization/42773
7819 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
7820 (compute_antic_aux): Likewise.
7821 (compute_partial_antic_aux): Likewise.
7823 2010-01-17 Jie Zhang <jie.zhang@analog.com>
7826 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
7829 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
7831 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
7834 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
7835 Fix markup for strict argument.
7837 (TARGET_SCHED_REORDER2): Fix argument types.
7839 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
7840 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
7842 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
7843 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
7845 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
7848 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
7849 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
7850 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
7851 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
7852 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
7854 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
7856 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
7858 (TARGET_ASM_RELOC_RW_MASK): Add return type.
7859 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
7861 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
7863 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
7866 (TARGET_ASM_NAMED_SECTION): Fix argument list.
7868 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
7869 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
7871 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
7873 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
7875 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
7876 referring to it. Fix language.
7878 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
7880 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
7882 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
7884 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
7886 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
7887 '@var{stream}. Remove stray 'and'.
7889 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
7891 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
7893 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
7895 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
7896 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
7898 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
7899 Fix description of return value.
7900 Rename argument "sz" to "len."
7902 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
7903 Clarify meaning of 'true' return value.
7905 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
7907 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
7908 rep_mode versus mode_rep.
7910 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
7912 (TARGET_BUILTIN_DECL): Fix name.
7914 (TARGET_COMMUTATIVE_P): Fix type of first argument.
7916 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
7918 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
7920 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
7922 (TARGET_RELAXED_ORDERING): Use @deftypevr.
7924 (TARGET_GET_DRAP_RTX): Note that this is a hook.
7927 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
7928 Rename argument tm_fn to md_fn.
7930 (TARGET_OPTION_PRINT): Fix argument list.
7932 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
7935 * config/i386/i386.c (ix86_fixup_binary_operands):
7936 Revert FMA4 fixup of operands.
7938 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7941 * Makefile.in (write_entries_to_file, install-plugin):
7942 Use \012 instead of \n with tr.
7944 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
7946 * configure.ac (HAVE_AS_REF): New C macro.
7947 * configure: Regenerate.
7948 * config.in: Likewise.
7949 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
7951 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
7954 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
7956 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
7958 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
7960 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
7962 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
7964 (TARGET_IN_SMALL_DATA_P): Fix argument type.
7966 (TARGET_BINDS_LOCAL_P): Fix argument type.
7968 (TARGET_ASM_FILE_END): Use prototype.
7970 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
7972 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
7974 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
7976 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
7978 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
7979 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
7981 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
7982 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
7984 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
7985 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
7986 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
7987 (TARGET_ADDR_SPACE_CONVERT): Likewise.
7989 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
7991 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
7993 (TARGET_INIT_BUILTINS): Use prototype.
7995 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7996 Put 'const char *' in braces. Fix parameter types.
7997 (TARGET_INVALID_CONVERSION): Fix parameter types.
7998 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
7999 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
8001 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
8004 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
8006 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
8008 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
8010 * doc/tm.texi (TARGET_HELP): Fix return type.
8012 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
8013 in braces. Fix argument types.
8015 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
8017 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
8019 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
8021 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
8022 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
8024 (TARGET_MANGLE_TYPE): Fix argument types.
8026 (TARGET_IRA_COVER_CLASSES): Use prototype.
8028 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
8030 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
8032 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
8034 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
8036 (TARGET_CALLEE_COPIES): Fix argument types.
8038 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
8040 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
8042 (TARGET_FUNCTION_VALUE): Fix argument types.
8044 (TARGET_RETURN_IN_MSB): Fix argument type.
8046 (TARGET_RETURN_IN_MEMORY): Fix argument types.
8048 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
8050 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
8052 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
8053 agree with return type.
8055 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
8057 2010-01-15 Jing Yu <jingyu@google.com>
8059 PR rtl-optimization/42691
8060 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
8061 a pseudo to a constant and are merged, and adjust comments.
8063 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
8065 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
8067 2010-01-15 Richard Guenther <rguenther@suse.de>
8070 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
8071 labels of computed or non-local gotos to the destination.
8072 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
8073 landing pad label is the first label.
8075 2010-01-15 Richard Guenther <rguenther@suse.de>
8077 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
8079 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8082 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
8083 to allow generation of the xssqrtdp instruction on power7.
8084 (sqrtdf2_fpr): Ditto.
8086 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8089 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
8090 functions with noreturn attribute.
8093 * varasm.c (declare_weak): Add weak attribute to decl if it
8094 doesn't have one already.
8095 (assemble_external): Only add decls to weak_decls if they also
8096 have weak attribute.
8098 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
8100 * var-tracking.c (var_reg_delete): Don't delete the association
8101 between REGs and values or one-part variables if the register
8104 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8107 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
8108 because its first operand is a non-localized variable.
8110 2010-01-14 Martin Jambor <mjambor@suse.cz>
8112 PR tree-optimization/42706
8113 * tree-sra.c (encountered_recursive_call): New variable.
8114 (encountered_unchangable_recursive_call): Likewise.
8115 (sra_initialize): Initialize both new variables.
8116 (callsite_has_enough_arguments_p): New function.
8117 (scan_function): Call decl and flags check only for IPA-SRA, check
8118 whether there is a recursive call and whether it has enough arguments.
8119 (all_callers_have_enough_arguments_p): New function.
8120 (convert_callers): Look for recursive calls only when
8121 encountered_recursive_call is set.
8122 (ipa_early_sra): Bail out either if
8123 !all_callers_have_enough_arguments_p or
8124 encountered_unchangable_recursive_call.
8126 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8128 * sel-sched.c: Add 2010 to copyright years.
8129 * sel-sched-ir.c: Likewise.
8130 * sel-sched-ir.h: Likewise.
8132 2010-01-14 Martin Jambor <mjambor@suse.cz>
8134 PR tree-optimization/42714
8135 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
8136 constructors specially.
8138 2010-01-14 Andi Kleen <ak@linux.intel.com>
8140 * config/i386/drivers-i386.c (detect_caches_intel):
8141 Add l2sizekb parameter and fill in.
8142 (host_detect_local_cpu): Add l2sizekb, fill in.
8143 Add Atom small cache heuristic.
8145 2010-01-14 Andi Kleen <ak@linux.intel.com>
8147 * config/i386/drivers-i386.c (detect_caches_cpuid4):
8148 Add level3 parameter and fill in.
8149 (detect_caches_intel): Handle level3 cache.
8151 2010-01-14 Andi Kleen <ak@linux.intel.com>
8153 * config/i386/drivers-i386.c (host_detect_local_cpu):
8154 Fix core duo detection.
8156 2010-01-14 Andi Kleen <ak@linux.intel.com>
8158 * config/i386/drivers-i386.c (host_detect_local_cpu):
8161 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8163 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
8164 (rs6000_variable_issue_1): this. Use...
8165 (rs6000_variable_issue): here. Reimplement. Print debug info.
8167 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8169 * sel-sched-ir.c (sel_restore_other_notes): Rename to
8170 sel_restore_notes. Update all callers. Call reemit_notes
8173 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8175 PR rtl-optimization/42246
8176 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
8179 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8181 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
8182 all successors is the same as number of successors in current region.
8184 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8186 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
8187 to rename is not separable. Otherwise check that its LHS is not NULL.
8189 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8191 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
8193 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8195 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
8196 available registers when failed to discover LHS register class.
8197 Fix indentation. Update comment.
8199 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8200 Alexander Monakov <amonakov@ispras.ru>
8202 PR rtl-optimization/42389
8203 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
8205 (advance_state_on_fence): Likewise.
8206 (sel_target_adjust_priority): Print debug output only when
8207 sched_verbose >= 4, not 2.
8208 (get_expr_cost): Do not issue all unique insns on the next cycle.
8209 (fill_insns): Initialize can_issue_more from the value saved
8211 * sel-sched-ir.c (flist_add): New parameter issue_more.
8212 Init FENCE_ISSUE_MORE with it.
8213 (merge_fences): Likewise.
8214 (init_fences): Update call to flist_add.
8215 (add_to_fences, add_clean_fence_to_fences)
8216 (add_dirty_fence_to_fences): Likewise.
8217 (move_fence_to_fences): Update call to merge_fences.
8218 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
8220 * sel-sched-ir.h (struct _fence): New field issue_more.
8221 (FENCE_ISSUE_MORE): New accessor macro.
8223 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8225 PR rtl-optimization/42388
8226 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
8227 that have no predecessors nor successors. Do not call move_bb_info
8228 for empty blocks outside of current region.
8230 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8232 PR rtl-optimization/42294
8233 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
8234 * sel-sched.c (move_exprs_to_boundary): Transitively add all
8235 originators' originators.
8237 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8239 PR rtl-optimization/39453
8240 PR rtl-optimization/42246
8241 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
8243 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
8245 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8246 Alexander Monakov <amonakov@ispras.ru>
8249 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
8250 (maybe_tidy_empty_bb): ... here. Make static. Add new
8251 argument. Update all callers.
8252 (tidy_control_flow): ... and here. Recompute topological order
8253 of basic blocks in region if necessary.
8254 (sel_redirect_edge_and_branch): Change return type. Return true
8255 if topological order might have been invalidated.
8256 (purge_empty_blocks): Export and move from...
8257 * sel-sched.c (purge_empty_blocks): ... here.
8258 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
8259 (maybe_tidy_empty_bb): Delete prototype.
8260 (purge_empty_blocks): Declare.
8262 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8264 PR rtl-optimization/42249
8265 * sel-sched.c (try_replace_dest_reg): When chosen register
8266 and original register is the same, do not bail out early, but
8267 still check all original insns for validity of replacing destination
8268 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
8271 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8274 Port from no-undefined-overflow branch:
8275 2009-03-09 Richard Guenther <rguenther@suse.de>
8277 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
8279 2010-01-14 Richard Guenther <rguenther@suse.de>
8282 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
8284 2010-01-14 Ira Rosen <irar@il.ibm.com>
8286 PR tree-optimization/42709
8287 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
8288 as scalar type in creation of constant vector operand.
8290 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8293 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
8294 (check-parallel-%): Match `testsuite' directory component only
8297 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
8299 PR translation/39521
8300 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
8303 2010-01-13 Richard Guenther <rguenther@suse.de>
8305 PR tree-optimization/42730
8306 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
8309 2010-01-13 Steve Ellcey <sje@cup.hp.com>
8312 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
8313 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
8316 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
8318 * config/bfin/libgcc-bfin.ver: Regenerate based on current
8319 libgcc-std.ver. Add entries for ___smulsi3_highpart and
8320 ___umulsi3_highpart.
8322 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
8323 rather than schedule_insns if the pass is enabled.
8325 2010-01-13 Martin Jambor <mjambor@suse.cz>
8327 PR tree-optimization/42704
8328 * tree-sra.c (sra_modify_assign): Do not delete assignments to
8331 2010-01-13 Martin Jambor <mjambor@suse.cz>
8333 PR tree-optimization/42703
8334 * tree-sra.c (analyze_access_subtree): Check that we can build a
8335 reference to the original data within the aggregate.
8337 2010-01-13 Richard Guenther <rguenther@suse.de>
8339 PR tree-optimization/42705
8340 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
8342 2010-01-13 Richard Guenther <rguenther@suse.de>
8345 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
8347 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8350 * var-tracking.c (values_to_unmark): New variable.
8351 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8352 values_to_unmark vector. Moved body to...
8353 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8354 instead queue it into values_to_unmark vector.
8355 (vt_find_locations): Free values_to_unmark vector.
8357 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
8359 * config/s390/s390.c (override_options): Set
8360 default of max-pending-list-length to 256
8362 2010-01-13 Richard Guenther <rguenther@suse.de>
8365 * tree-pass.h (PROP_gimple_lcx): New.
8366 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
8367 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
8368 before the final cleanup_eh.
8369 (dump_properties): Dump PROP_gimple_lcx.
8370 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
8371 (tree_lower_complex_O0): Remove.
8372 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
8373 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
8374 tree_lower_complex, schedule TODO_update_ssa.
8375 * lto-streamer-out.c (output_function): Stream the functions
8377 * lto-streamer-in.c (input_function): Likewise.
8378 (lto_read_body): Do not override them here.
8380 2010-01-12 Joseph Myers <joseph@codesourcery.com>
8383 * c-typeck.c (build_c_cast): Fold value cast to union type before
8384 wrapping it in a CONSTRUCTOR.
8386 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8388 PR rtl-optimization/42699
8389 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
8392 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8394 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8395 SUBTARGET_WARN_UNUSED_SPEC): Move ...
8396 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8397 SUBTARGET_WARN_UNUSED_SPEC): ... here
8398 * config/mips/iris5.h (LIBGCC_SPEC): Define.
8400 2010-01-12 Julian Brown <julian@codesourcery.com>
8402 * config/arm/neon-schedgen.ml (Utils): Don't try to
8403 open missing module.
8404 (find_with_result): New.
8406 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8409 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
8410 sharing when canonicalizing ({lt,ge}u (plus a b) b).
8412 PR tree-optimization/42645
8413 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
8414 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
8415 decl_map, set processing_debug_stmt to -1 and return name without
8418 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
8420 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
8421 binutils version, and reword target configuration description.
8423 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8425 * config/avr/avr.h (LINKER_NAME): Remove.
8427 2010-01-11 Janis Johnson <janis187@us.ibm.com>
8430 * config/rs6000/rs6000.c (rs6000_override_options): On targets
8431 that support VSX, warn for -mno-altivec if vsx is not disabled,
8434 2010-01-11 Joseph Myers <joseph@codesourcery.com>
8435 Shujing Zhao <pearly.zhao@oracle.com>
8437 PR translation/42469
8438 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
8439 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
8440 character between option name and help text.
8441 * c.opt (imultilib): Likewise.
8443 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
8445 * lto-streamer-out.c (output_unreferenced_globals): Output static
8448 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
8450 PR rtl-optimization/42621
8451 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
8452 optimizing for size.
8453 (duplicate_computed_gotos): Remove now-redundant check.
8455 2010-01-10 Steve Ellcey <sje@cup.hp.com>
8458 * configure.ac: Save and restore LDFLAGS and LIBS
8459 * configure: Regenerate.
8461 2010-01-10 Richard Guenther <rguenther@suse.de>
8464 * builtins.c (fold_builtin_strlen): Add type argument and
8465 convert the resulting length to it.
8466 (fold_builtin_1): Adjust.
8468 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8470 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
8471 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
8473 (num_insns_constant_wide): Adjust for that change.
8475 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8478 * web.c (union_defs): Add used argument, to combine uses of
8480 (entry_register): Adjust type and tests of used argument.
8481 (web_main): Widen used for new use. Pass it to union_defs.
8482 * df.h (union_defs): Adjust prototype.
8484 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8487 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
8488 uses in new incoming argument. Free body.
8489 (reset_debug_uses_in_loop): New.
8490 (analyze_insn_to_expand_var): Call the latter if the former found
8491 anything. Fix whitespace. Reject invalid dest overlaps before
8492 going through all insns in the loop.
8494 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8497 * haifa-sched.c (dying_use_p): Debug insns don't count.
8499 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8502 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
8503 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
8504 (verify_gimple_call): Reject LHS in noreturn calls.
8506 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8510 * tree-vect-loop-manip.c (adjust_info): New type.
8511 (adjust_vec): New pointer to vector.
8512 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
8513 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
8514 (slpeel_update_phis_for_duplicate_loop): Use them.
8515 (slpeel_update_phi_nodes_for_guard1): Likewise.
8516 (slpeel_update_phi_nodes_for_guard2): Likewise.
8517 (slpeel_tree_peel_loop_to_edge): Likewise.
8518 (vect_update_ivs_after_vectorizer): Likewise.
8520 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8522 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
8523 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8525 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8527 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
8528 bogus uninitialized warning.
8530 2010-01-09 Richard Guenther <rguenther@suse.de>
8533 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
8534 the evolution is compatible with the initial condition.
8536 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8538 * gcc.c (process_command): Update copyright notice dates.
8539 * gcov.c (print_version): Likewise.
8540 * gcov-dump.c (print_version): Likewise.
8541 * mips-tfile.c (main): Likewise.
8542 * mips-tdump.c (main): Likewise.
8544 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8547 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
8549 (rotlhi3_8): Delete.
8551 (rotlsi3_8): Delete.
8552 (rotlsi3_16): Delete.
8553 (rotlsi3_24): Delete.
8555 (*rotw<mode>3): New.
8556 (*rotb<mode>3): New.
8557 * config/avr/avr.c (avr_rotate_bytes): New function.
8558 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
8560 2010-01-08 Steve Ellcey <sje@cup.hp.com>
8563 * configure.ac: Modify -rdynamic check.
8564 * configure: Regenerate.
8566 2010-01-08 DJ Delorie <dj@redhat.com>
8568 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
8569 register popping order.
8571 2010-01-08 Richard Guenther <rguenther@suse.de>
8574 * c.opt (fsigned-char): Also let LTO handle this option.
8575 (funsigned-char): Likewise.
8577 2010-01-07 Richard Guenther <rguenther@suse.de>
8579 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
8580 (gimple_op): Likewise.
8581 (gimple_op_ptr): Likewise.
8582 (gimple_assign_set_lhs): Remove gcc_assert.
8583 (gimple_assign_set_rhs1): Likewise.
8584 (gimple_assign_set_rhs2): Likewise.
8585 (gimple_call_set_lhs): Likewise.
8586 (gimple_call_set_fn): Likewise.
8587 (gimple_call_set_fndecl): Likewise.
8588 (gimple_call_fndecl): Likewise.
8589 (gimple_call_return_type): Likewise.
8590 (gimple_call_set_chain): Likewise.
8591 (gimple_call_num_args): Likewise.
8592 (gimple_call_set_arg): Likewise.
8593 (gimple_cond_set_code): Likewise.
8594 (gimple_cond_set_lhs): Likewise.
8595 (gimple_cond_set_rhs): Likewise.
8596 (gimple_cond_set_true_label): Likewise.
8597 (gimple_cond_set_false_label): Likewise.
8598 (gimple_label_set_label): Likewise.
8599 (gimple_goto_set_dest): Likewise.
8600 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
8601 (gimple_debug_bind_get_value): Likewise.
8602 (gimple_debug_bind_get_value_ptr): Likewise.
8603 (gimple_debug_bind_set_var): Likewise.
8604 (gimple_debug_bind_set_value): Likewise.
8605 (gimple_debug_bind_reset_value): Likewise.
8606 (gimple_debug_bind_has_value_p): Likewise.
8607 (gimple_return_retval_ptr): Remove gcc_assert.
8608 (gimple_return_retval): Likewise.
8609 (gimple_return_set_retval): Likewise.
8610 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
8611 (safe_referenced_var_iterator): Remove.
8612 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
8613 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
8614 (fill_referenced_var_vec): Remove.
8615 (first_readonly_imm_use): Remove redundant gcc_assert.
8616 (phi_arg_index_from_use): Combine gcc_asserts.
8617 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
8618 (first_imm_use_stmt): Remove redundant gcc_assert.
8619 * tree-cfg.c (verify_gimple_call): Verify function and chain
8620 operands. Verify arguments.
8621 (verify_types_in_gimple_stmt): Verify condition code and labels.
8623 2010-01-07 Richard Guenther <rguenther@suse.de>
8625 PR tree-optimization/42641
8626 * sese.c (rename_map_elt_info): Use the SSA name version, do
8629 2010-01-07 Jakub Jelinek <jakub@redhat.com>
8631 PR tree-optimization/42625
8632 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
8633 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
8635 2010-01-07 Duncan Sands <baldrick@free.fr>
8637 * Makefile.in (PLUGIN_HEADERS): Add version.h.
8639 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
8642 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
8643 note itself is not function_invariant_p.
8645 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
8647 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
8648 Do not add the DF_NOTE problem.
8649 * store-motion.c (execute_rtl_store_motion): Likewise.
8651 2010-01-07 Martin Jambor <mjambor@suse.cz>
8653 PR tree-optimization/42157
8654 * tree-sra.c (compare_access_positions): Stabilize sort if both
8655 accesses have integer types, return zero immediately if they are the
8658 2010-01-06 Richard Henderson <rth@redhat.com>
8661 * haifa-sched.c (add_to_note_list): Merge into ...
8662 (concat_note_lists): ... here, and ...
8663 (unlink_other_notes, rm_other_notes): Merge into...
8664 (remove_notes): ... here. Create REG_SAVE_NOTEs for
8665 NOTE_INSN_EPILOGUE_BEG.
8667 2010-01-06 Richard Guenther <rguenther@suse.de>
8669 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
8670 not inline regular functions into always-inline functions.
8672 2010-01-06 Nick Clifton <nickc@redhat.com>
8674 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
8675 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
8677 (OVERRIDE_OPTIONS): Delete.
8678 (OPTIMIZATION_OPTIONS): Define.
8679 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
8680 * config/rx/rx.c (rx_handle_option): Issue an error message if
8681 -mcpu=rx200 and -fpu are used together.
8682 (rx_set_optimization_options): New function. Issue an error
8683 message if an optimization attribute attempts to reset the FPU/
8684 math optimization pairing.
8685 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
8686 * config/rx/rx.opt: Set the default to 32-bit doubles.
8687 * config/rx/t-rx: Add multilibs for -nofpu option.
8688 * doc/invoke.texi: Update documentation of RX options.
8690 2010-01-06 Richard Guenther <rguenther@suse.de>
8692 * tree-ssa-pre.c (name_to_id): New global.
8693 (alloc_expression_id): Simplify SSA name handling.
8694 (lookup_expression_id): Likewise.
8695 (init_pre): Zero name_to_id.
8696 (fini_pre): Free it.
8698 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
8700 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
8702 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
8705 * config/i386/sse.md (smaxv2di3): New.
8706 (umaxv2di3): Likewise.
8707 (sminv2di3): Likewise.
8708 (uminv2di3): Likewise.
8710 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
8713 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
8714 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
8715 (legitimize_tls_address): Likewise.
8716 (sparc_tls_referenced_p): Likewise.
8717 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
8718 and adjust calls to legitimize_pic_address.
8719 (legitimate_constant_p) Use sparc_tls_referenced_p.
8720 (legitimate_pic_operand_p): Likewise.
8721 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
8722 (sparc_tls_symbol_ref_1): Delete.
8723 (sparc_tls_referenced_p): Make static, recognize specific patterns.
8724 (legitimize_tls_address): Make static, handle CONST patterns.
8725 (legitimize_pic_address): Make static, remove unused parameter and
8726 adjust recursive calls.
8727 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
8728 and adjust call to legitimize_pic_address.
8729 (sparc_output_mi_thunk): Likewise.
8731 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
8732 H.J. Lu <hongjiu.lu@intel.com>
8735 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
8736 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
8737 operands to make them signed.
8740 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8743 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8744 GTU to GT for V4SI and V2DI.
8746 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8747 (umin<mode>3): Removed.
8749 (uminv4si3): Likewise.
8751 2010-01-05 Martin Jambor <mjambor@suse.cz>
8753 PR tree-optimization/42462
8754 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
8755 current_function_decl to helper functions and macros.
8757 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8760 * flags.h: Don't include real.h.
8761 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
8762 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
8763 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
8764 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
8765 * dominance.c: Update copyright.
8766 * gimple.c (walk_gimple_op): Remove inline.
8767 * tree-ssa-reassoc.c: Include real.h.
8768 * Makefile.in (FLAGS_H): Remove $(REAL_H).
8769 (tree-ssa-reassoc.o): Depend on $(REAL_H).
8771 2010-01-05 Nick Clifton <nickc@redhat.com>
8773 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
8774 register to push into the stack frame when the accumulator has to
8775 be saved during interrupts.
8777 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
8779 * doc/invoke.texi: Remove the documentation about option
8781 * common.opt (Wunreachable-code): Preserved for backward
8783 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
8784 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
8785 the backward compatibility flag section.
8787 2010-01-05 Richard Guenther <rguenther@suse.de>
8789 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
8791 2010-01-05 Jakub Jelinek <jakub@redhat.com>
8794 * cfgexpand.c (expand_one_var): Diagnose too large variables.
8796 PR tree-optimization/42508
8797 * tree-sra.c (convert_callers): Check for recursive call
8798 by comparing cgraph nodes instead of decls.
8799 (modify_function): Call ipa_modify_formal_parameters also
8800 on all same_body aliases.
8802 * cgraphunit.c (cgraph_materialize_all_clones): Compare
8803 cgraph nodes when checking for same_body aliases.
8805 2010-01-05 Richard Guenther <rguenther@suse.de>
8807 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
8808 allocation and lookup.
8809 (get_or_alloc_expr_for_constant): Likewise.
8810 (phi_translate): Sink allocation.
8812 2010-01-04 Richard Guenther <rguenther@suse.de>
8814 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
8815 a new entry only if needed.
8816 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
8817 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
8819 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
8821 (phi_translate): Handle CONSTANTs early.
8823 2010-01-04 Martin Jambor <mjambor@suse.cz>
8825 PR tree-optimization/42398
8826 * tree-sra.c (struct access): Removed flag grp_different_types.
8827 (dump_access): Do not dump the removed flag.
8828 (sort_and_splice_var_accesses): Do not set the removed flag.
8829 (sra_modify_expr): Check for type compatibility directly.
8831 2010-01-04 Martin Jambor <mjambor@suse.cz>
8833 PR tree-optimization/42366
8834 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
8835 edges with variable number of parameters.
8836 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
8837 flag instead of asserting it.
8838 (ipa_read_node_info): Read uses_analysis_done flag.
8840 2010-01-04 Richard Guenther <rguenther@suse.de>
8842 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
8843 iterative_hash_* as intended.
8844 (vn_reference_compute_hash): Likewise. Simplify hashing
8846 (vn_reference_lookup_2): Likewise.
8847 (vn_nary_op_compute_hash): Likewise.
8848 (vn_phi_compute_hash): Likewise.
8849 (expressions_equal_p): Remove strange code.
8850 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
8851 (pre_expr_hash): Likewise. Simplify hashing SSA names.
8852 (bitmap_insert_into_set_1): Take value-id as parameter.
8853 (add_to_value): Pass it.
8854 (bitmap_insert_into_set): Likewise.
8855 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
8857 2010-01-04 Jakub Jelinek <jakub@redhat.com>
8860 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
8861 (do_self_spec): For switches with SWITCH_IGNORE set set also
8862 SWITCH_IGNORE_PERMANENTLY.
8863 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
8866 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
8868 * lto-streamer-out.c (output_unreferenced_globals): Output the full
8869 tree of an unreferenced global var.
8871 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8874 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8875 GTU to GT for V4SI and V2DI.
8877 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8878 (umin<mode>3): Removed.
8880 (uminv4si3): Likewise.
8882 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8885 * collect2.c (main): Turn on trace in collect2 if -v is passed
8888 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
8890 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
8891 description of expression operand.
8893 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
8895 * configure.ac: Add install-html to target_list for Make-hooks.
8896 * configure: Regenerate.
8897 * fortran/Make-lang.in (F95_HTMLFILES): New.
8898 (fortran.html): Use it.
8899 (fortran.install-html): New.
8900 * Makefile.in (install-html): Add lang.install-html.
8901 * java/Make-lang.in (JAVA_HTMLFILES): New.
8902 (java.html): Use it.
8903 (java.install-html): New.
8904 * objc/Make-lang.in (objc.install-html): New.
8905 * objcp/Make-lang.in (obj-c++.install-html): New.
8906 * cp/Make-lang.in (c++.install-html): New.
8907 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
8908 * lto/Make-lang.in (lto.install-html): New.
8910 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8913 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
8915 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
8917 PR rtl-optimization/41862
8918 * store-motion.c (store_killed_in_insn, compute_store_table,
8919 remove_reachable_equiv_notes, replace_store_insn,
8920 build_store_vectors): Ignore all DEBUG_INSNs.
8922 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8925 * common.opt: Add dumpdir.
8927 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
8929 (option_map): Add --dumpdir.
8931 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
8933 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
8935 * opts.c (decode_options): Try dump_dir_name first if
8936 dump_base_name isn't an absolute path.
8937 (common_handle_option): Handle OPT_dumpdir.
8939 * toplev.c (dump_dir_name): New.
8940 (print_switch_values): Also ignore -dumpdir.
8942 * toplev.h (dump_dir_name): New.
8944 2010-01-03 Richard Guenther <rguenther@suse.de>
8946 PR tree-optimization/42589
8947 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
8948 double-word expansion of bswap32.
8950 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
8952 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
8953 with BLOCK_FOR_INSN.
8954 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
8955 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
8956 noce_process_if_block): Likewise.
8957 * gcse.c (compute_local_properties, insert_expr_in_table,
8958 insert_set_in_table, canon_list_insert, find_avail_set,
8959 pre_insert_copy_insn): Likewise.
8961 * basic-block.h (BLOCK_NUM): Move from here...
8962 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
8964 2010-01-03 Richard Guenther <rguenther@suse.de>
8966 PR tree-optimization/42438
8967 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
8968 contains_may_not_return_call flag.
8969 (BB_MAY_NOTRETURN): New.
8970 (valid_in_sets): Trapping nary operations are not valid
8971 in blocks that may not return.
8972 (insert_into_preds_of_block): Remove check for trapping expressions.
8973 (compute_avail): Compute also BB_MAY_NOTRETURN.
8975 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
8977 * doc/invoke.texi: Add 2010 to copyright years.
8979 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
8981 * config/sparc/sparc.c: Fix formatting nits.
8983 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
8984 Alexander Monakov <amonakov@ispras.ru>
8986 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
8988 2010-01-02 Richard Guenther <rguenther@suse.de>
8991 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
8992 (simplify_switch_using_ranges): Mark to be removed edges
8995 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8997 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8999 * collect2.c (scan_libraries): Add missing argument in call to
9002 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
9005 * config/alpha/predicates.md (aligned_memory_operand): Return false
9007 (unaligned_memory_operand): Return true for CQImode.
9008 * config/alpha/alpha.c (get_aligned_mem): Assert that location
9009 doesn not cross aligned SImode word boundary.
9011 2010-01-02 Anatoly Sokolov <aesok@post.ru>
9013 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
9015 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
9016 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
9018 2010-01-02 Richard Guenther <rguenther@suse.de>
9021 * toplev.c (compile_file): Emit LTO marker properly. Change
9023 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
9025 2010-01-01 Richard Guenther <rguenther@suse.de>
9028 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
9030 2010-01-01 Richard Guenther <rguenther@suse.de>
9033 * c-decl.c (grokdeclarator): For zero-size arrays force
9034 structural equality checks as layout_type does.
9036 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9038 * builtins.c: Update copyright to 2010.
9040 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9043 * lto-streamer-out.c (produce_asm): Revert the last change.
9044 (copy_function): Likewise.
9046 * lto-streamer.c (lto_get_section_name): Skip any leading
9049 2010-01-01 Richard Guenther <rguenther@suse.de>
9052 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
9056 Copyright (C) 2010 Free Software Foundation, Inc.
9058 Copying and distribution of this file, with or without modification,
9059 are permitted in any medium without royalty provided the copyright
9060 notice and this notice are preserved.