1 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
2 Nathan Froyd <froydnj@codesourcery.com>
4 * c-common.c (sync_resolve_params): Remove write-only variable.
6 2010-05-12 Anatoly Sokolov <aesok@post.ru>
8 * target.h (struct gcc_target): Add mode_dependent_address_p field.
9 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
10 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
11 * targhooks.c (default_mode_dependent_address_p): New function.
12 * targhooks.h (default_mode_dependent_address_p): Declare function.
13 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
14 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
15 * recog.c: (mode_dependent_address_p): Call mode_dependent_address_p
16 target hook. Change return type to bool.
17 * recog.h: (mode_dependent_address_p): Change return type to bool.
19 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
20 Nathan Froyd <froydnj@codesourcery.com>
22 * tree-mudflap.c (build_function_type_0, build_function_type_1,
23 build_function_type_2, build_function_type_3): Remove.
24 (mudflap_init): Use build_function_type_list.
26 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
27 Nathan Froyd <froydnj@codesourcery.com>
29 * coverage.c (build_fn_info_value): Call build_constructor instead of
30 build_constructor_from_list.
31 (build_ctr_info_value): Likewise.
32 (build_gcov_info): Likewise.
34 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
36 * tree.c (build_constructor): Compute TREE_CONSTANT for the
37 resultant constructor.
38 (build_constructor_single): Don't set TREE_CONSTANT.
39 (build_constructor_from_list): Don't compute TREE_CONSTANT.
41 2010-05-12 Jan Hubicka <jh@suse.cz>
43 * cgraph.h (struct varpool_node): Add aux.
44 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
45 * varpool.c (varpool_remove_node): Do not remove initializer.
46 (varpool_reset_queue): Export.
47 (varpool_finalize_decl): Volatile vars are forced to be output.
48 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
50 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
51 process_references, varpool_can_remove_if_no_refs): New functions.
52 (cgraph_remove_unreachable_nodes): Handle variables too.
54 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
57 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
59 2010-05-12 Jakub Jelinek <jakub@redhat.com>
62 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
63 change value of ORT_TASK.
64 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
65 (omp_notice_threadprivate_variable): New function.
66 (omp_notice_variable): Call it for threadprivate variables.
67 If enclosing ctx is a task, print enclosing task rather than
68 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
69 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
70 if task has untied clause.
73 * dwarf2out.c (base_type_die): Don't add name attribute here.
74 (modified_type_die): Instead of sizetype use
75 its underlying original type. If a DW_TAG_base_type doesn't
76 have name added, add __unknown__.
77 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
78 always call force_type_die instead.
80 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
82 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
83 for __stack_chk_guard.
85 2010-05-11 Jakub Jelinek <jakub@redhat.com>
87 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
88 don't call start_source_file debug hook here...
89 (finish_options): ... but here, after outputting predefined and
90 command line defines and undefs.
93 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
95 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
96 optimizing away empty bb with no successors, move over its
97 footer chain to fallthru predecessor.
98 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
99 (rtl_split_edge): For asm goto call patch_jump_insn even if
100 splitting fallthru edge.
103 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
104 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
105 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
106 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
110 * c-parser.c (c_parser_expression): Mark LHS of a comma
111 expression as read if it is a decl, handled component or
112 COMPOUND_EXPR with that on the RHS.
113 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
114 if it is a decl or handled component.
116 2010-05-11 Jan Hubicka <jh@suse.cz>
118 * lto-symtab.c (lto_symtab_free): New function.
119 * lto-streamer.h (lto_symtab_free): Declare.
121 2010-05-11 Jan Hubicka <jh@suse.cz>
123 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
124 that if function is needed it is reachable.
125 (lto_output_node): See if it the function is reachable or referenced.
126 (output_cgraph): Update call of lto_output_node.
127 * lto-streamer.h (reachable_from_other_partition_p): Declare.
129 2010-05-11 Jan Hubicka <jh@suse.cz>
131 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
134 2010-05-11 Jan Hubicka <jh@suse.cz>
136 PR tree-optimize/44063
137 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of queue.
138 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
140 (estimate_function_body_sizes): Compute sizes even when disregarding.
142 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
144 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
146 2010-05-11 Jan Hubicka <jh@suse.cz>
148 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
151 2010-05-11 Jan Hubicka <jh@suse.cz>
153 * matrix-reorg.c (matrix_reorg): Rebuild edges.
155 2010-05-11 Jan Hubicka <jh@suse.cz>
157 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
158 lto_streamer_cache_delete): Put nodes into heap.
159 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
162 2010-05-11 Jan Hubicka <jh@suse.cz>
164 * cgraphbuild.c (cgraph_rebuild_references): New.
165 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
167 * cgraph.h (cgraph_rebuild_references): Declare.
168 * tree-inline.c (tree_function_versioning): Use it.
169 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
171 2010-05-11 Jan Hubicka <jh@suse.cz>
173 * cgraph.c: Include ipa-utils.h
174 (cgraph_create_virtual_clone): Update references.
175 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
177 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
179 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
180 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
183 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
185 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
187 2010-05-11 Jakub Jelinek <jakub@redhat.com>
189 * gcc.c (execute): For -### don't quote arguments that
190 contain just alphanumerics and _/-. characters.
191 * doc/invoke.texi: Document that change for -###.
194 * df-problems.c (struct dead_debug): Add to_rescan field.
195 (dead_debug_init): Clear to_rescan field.
196 (dead_debug_finish): Rescan all debug insns in to_rescan
197 bitmap and free the bitmap.
198 (dead_debug_insert_before): Instead of rescanning debug insns
199 immediately queue their rescanning until dead_debug_finish.
200 (df_note_bb_compute): After dead_debug_add do continue instead
203 2010-05-10 Jakub Jelinek <jakub@redhat.com>
206 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
207 clear also INSN_REG_USE_LIST.
209 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
211 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
213 2010-05-10 Jan Hubicka <jh@suse.cz>
215 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally commited change.
217 2010-05-10 Jan Hubicka <jh@suse.cz>
219 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries): Allocate
221 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
222 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
223 (lto_streamer_cache_create): Init alloc pool.
224 (lto_streamer_cache_delete): Free alloc pool.
225 * lto-streamer.h: Include alloc pool.
226 (lto_streamer_cache_d): Use alloc pool.
227 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
229 2010-05-10 Jan Hubicka <jh@suse.cz>
231 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
232 * cgraphbuild.c: Include except.h
233 (record_type_list, record_eh_tables): New function.
234 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
236 2010-05-10 Jan Hubicka <jh@suse.cz>
238 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
239 __frame_dummy_init_array_entry, force_to_data): Attribute as used
242 2010-05-10 Michael Matz <matz@suse.de>
244 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
245 (can_reassociate_p): Use FLOAT_TYPE_P.
246 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
247 (vect_force_simple_reduction): ... this.
248 * tree-parloops.c (gather_scalar_reductions): Use
249 vect_force_simple_reduction.
250 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
251 vect_is_simple_reduction, add modify argument, if true rewrite
253 (vect_is_simple_reduction, vect_force_simple_reduction): New
255 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
257 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
258 Vladimir Makarov <vmakarov@redhat.com>
260 PR rtl-optimization/44012
261 * ira-build.c (remove_unnecessary_allocnos): Nullify
262 regno_allocno_map of the removed allocno.
264 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
266 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
268 * configure: Regenerate.
270 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
272 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
274 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
275 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
277 * configure: Regenerate.
279 2010-05-10 Richard Guenther <rguenther@suse.de>
281 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
282 marked if the entry identifier is marked.
284 2010-05-10 Richard Guenther <rguenther@suse.de>
286 * c-common.c (struct c_common_attributes): Add fnspec attribute.
287 (handle_fnspec_attribute): New function.
288 * gimple.h (gimple_call_return_flags): Declare.
289 (gimple_call_arg_flags): Likewise.
290 * gimple.c (gimple_call_arg_flags): New function.
291 (gimple_call_return_flags): Likewise.
292 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
294 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
296 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
297 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
299 (make_heapvar_for): ... this new function.
300 (handle_rhs_call): Handle fnspec attribute argument specifiers.
301 (handle_lhs_call): Likewise.
302 (find_func_aliases): Adjust.
304 2010-05-10 Richard Guenther <rguenther@suse.de>
306 PR tree-optimization/44050
307 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
309 2010-05-10 Wei Guozhi <carrot@google.com>
312 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
314 2010-05-09 Joseph Myers <joseph@codesourcery.com>
317 * c-typeck.c (lookup_field): Take a type directly. Update
319 (build_component_ref): Update call to lookup_field.
320 (set_init_label): Use lookup_field to find initialized field.
321 Handle returned list of fields like a sequence of designators.
323 2010-05-09 Richard Guenther <rguenther@suse.de>
326 * fold-const.c (tree_single_nonzero_warnv_p): Properly
327 handle &FUNCTION_DECL.
329 2010-05-09 Joseph Myers <joseph@codesourcery.com>
332 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
333 structures and unions recursively.
334 (detect_field_duplicates): Move duplicate detection with a hash to
335 detect_field_duplicates_hash. Always use a hash if anonymous
336 structures or unions are present.
337 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
340 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
343 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
344 detect Atom, Core 2 and Core i7.
346 2010-05-09 Richard Guenther <rguenther@suse.de>
348 * gcc.c (store_arg): Handle temporary file deletion for
351 2010-05-09 Richard Guenther <rguenther@suse.de>
354 * ipa-inline.c (estimate_function_body_sizes): Return after
355 disregarding inline limits.
357 2010-05-09 Richard Guenther <rguenther@suse.de>
359 * gcc.c (store_arg): Revert last change.
361 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
364 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
365 (optimize_ops_list): Call it.
367 2010-05-08 Richard Guenther <rguenther@suse.de>
369 PR tree-optimization/44030
370 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
371 NECESSARY flag if we propagate from a inserted expression.
373 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
375 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
376 domain types as equal if they are both PLACEHOLDER_EXPRs.
378 2010-05-08 Richard Guenther <rguenther@suse.de>
380 * lto-wrapper.c (run_gcc): Remove linker output from
381 command line for LTRANS invocation.
383 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
385 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
386 lto-macho as lto_binary_reader.
387 * target.h (struct gcc_target): New hooks lto_start and lto_end.
388 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
389 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
390 in lto_start and lto_end calls.
391 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
393 (scan_prog_file): Update is_elf_or_coff call.
394 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
396 * collect2.c (main): Fix enum comparison.
398 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
400 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
401 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
402 and TARGET_ASM_LTO_END.
403 * darwin.c: Include obstack.h and lto-streamer.h.
404 (lto_section_names_offset, lto_section_names_obstack,
405 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
407 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
408 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
410 (darwin_asm_lto_end): New function. Restore asm_out_file.
411 (darwin_asm_named_section): For LTO sections, replace the name with
412 the offset of the section name in a string table, and build this
414 (darwin_file_start): Initialize global vars for LTO support.
415 (darwin_file_end): If output to asm_out_file was redirected, append it
416 to the proper asm_out_file here. Add the section names section.
418 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
420 * c-pragma.c (pending_weak_d, pending_weak): New.
421 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
422 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
423 handle_pragma_weak): Update the uses of pending_weaks.
425 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
427 PR documentation/44016
428 * doc/standards.texi (Standards): Link to unversioned
429 cxx0x_status.html page.
431 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
434 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
435 in addition to TREE_USED, to avoid "set but unused" warnings.
437 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
439 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
440 (is_loop_prefetching_profitable): Do not insert prefetches
441 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
442 times the prefetch ahead distance.
444 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
446 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
447 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
448 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
451 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
453 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
454 a diagnostic info when the insn-to-mem ratio is too small.
456 2010-05-07 Richard Guenther <rguenther@suse.de>
458 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
460 (store_arg): Queue temp_filename for deletion instead of
463 2010-05-07 Richard Guenther <rguenther@suse.de>
465 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
466 (run_gcc): Handle LTRANS phase invocation.
467 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
469 2010-05-07 Jakub Jelinek <jakub@redhat.com>
471 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
472 this is also meaningful on PARM_DECLs and RESULT_DECLs.
474 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
476 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
478 2010-05-07 Richard Guenther <rguenther@suse.de>
480 PR tree-optimization/44020
481 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
482 code when PRE is not yet initialized.
484 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
486 * config/mips/dbxmdebug.h: Remove.
487 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
489 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
491 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
492 with null pointer and also warn about ordered comparison of zero with
495 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
497 * graphite-blocking.c
498 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
499 * graphite-clast-to-gimple.c
500 (clast_to_gcc_expression): Same.
501 (precision_for_value): Same.
502 (precision_for_interval): Same.
503 (gcc_type_for_interval): Same.
504 (graphite_create_new_guard): Same.
505 (compute_bounds_for_level): Same.
506 (graphite_create_new_loop_guard): Same.
507 * graphite-interchange.c
508 (build_linearized_memory_access): Same.
509 (pdr_stride_in_loop): Same.
510 (memory_strides_in_loop_1): Same.
511 (memory_strides_in_loop): Same.
512 (extend_scattering): Same.
513 (psct_scattering_dim_for_loop_depth): Same.
514 (pbb_number_of_iterations): Same.
516 (debug_iteration_domains): Same.
518 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
519 (ppl_set_inhomogeneous_gmp): Same.
520 (ppl_strip_loop): Same.
521 (ppl_lexico_compare_linear_expressions): Same.
522 (ppl_read_polyhedron_matrix): Same.
523 (ppl_max_for_le_pointset): Same.
525 (ppl_read_polyhedron_matrix): Same.
526 (tree_int_to_gmp): Same.
527 (gmp_cst_to_tree): Same.
528 (ppl_set_inhomogeneous): Same.
529 (ppl_set_inhomogeneous_tree): Same.
530 (ppl_set_coef): Same.
531 (ppl_set_coef_tree): Same.
532 * graphite-sese-to-poly.c
533 (build_pbb_scattering_polyhedrons): Same.
534 (build_scop_scattering): Same.
535 (scan_tree_for_params_right_scev): Same.
536 (scan_tree_for_params): Same.
537 (find_params_in_bb): Same.
538 (find_scop_parameters): Same.
539 (add_upper_bounds_from_estimated_nit): Same.
540 (build_loop_iteration_domains): Same.
541 (add_condition_to_domain): Same.
542 (pdr_add_memory_accesses): Same.
544 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
546 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
547 CLooG's value_* macros to their respective mpz_* counterparts.
548 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
549 (graphite_create_new_loop_guard): Same.
550 * graphite-interchange.c (build_linearized_memory_access): Same.
551 (pdr_stride_in_loop): Same.
552 (memory_strides_in_loop_1): Same.
553 (1st_interchange_profitable_p): Same.
554 * graphite-poly.c (extend_scattering): Same.
555 (psct_scattering_dim_for_loop_depth): Same.
556 (pbb_number_of_iterations): Same.
557 (pbb_number_of_iterations_at_time): Same.
558 * graphite-poly.h (new_1st_loop): Same.
559 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
560 (oppose_constraint): Same.
561 (insert_constraint_into_matrix): Same.
562 (ppl_set_inhomogeneous_gmp): Same.
563 (ppl_set_coef_gmp): Same.
564 (ppl_strip_loop): Same.
565 (ppl_lexico_compare_linear_expressions): Same.
566 (ppl_max_for_le_pointset): Same.
567 (ppl_min_for_le_pointset): Same.
568 (ppl_build_realtion): Same.
569 * graphite-ppl.h (gmp_cst_to_tree): Same.
570 (ppl_set_inhomogeneous): Same.
571 (ppl_set_inhomogeneous_tree): Same.
572 (ppl_set_coef): Same.
573 (ppl_set_coef_tree): Same.
574 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
575 (build_scop_scattering): Same.
576 (add_value_to_dim): Same.
577 (scan_tree_for_params_right_scev): Same.
578 (scan_tree_for_params_int): Same.
579 (scan_tree_for_params): Same.
580 (find_params_in_bb): Same.
581 (find_scop_parameters): Same.
582 (add_upper_bounds_from_estimated_nit): Same.
583 (build_loop_iteration_domains): Same.
584 (create_linear_expr_from_tree): Same.
585 (add_condition_to_domain): Same.
586 (pdr_add_memory_accesses): Same.
588 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
589 Jason Merrill <jason@redhat.com>
591 * c-common.c (c_common_reswords): Add nullptr.
592 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
593 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
594 (gen_type_die_with_usage): Likewise.
595 * dbxout.c (dbxout_type): Likewise.
596 * sdbout.c (plain_type_1): Likewise.
598 2010-05-06 Jason Merrill <jason@redhat.com>
600 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
601 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
603 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
605 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
606 stripping WITH_SIZE_EXPR.
607 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
610 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
612 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
613 list of obsolete configurations.
614 Disabled check for obsolete configurations.
615 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
616 Removed support for previous versions.
617 * config/mips/iris.h: Removed.
618 * config/mips/iris5.h: Removed.
619 * config/mips/iris6.h: Merged old iris.h contents.
620 (TARGET_IRIX): Removed.
621 (DRIVER_SELF_SPECS): Removed mabi=32.
622 (IDENT_ASM_OP): Removed undef.
623 (STARTFILE_SPEC): Removed mabi=32.
624 (ENDFILE_SPEC): Likewise.
625 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
626 (MACHINE_TYPE): Update for IRIX 6.5.
627 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
628 TARGET_IRIX by TARGET_IRIX6.
629 (mips_file_start): Likewise.
630 (mips_output_external): Remove IRIX 5/6 O32 support.
631 (mips_output_function_prologue): Likewise.
632 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
634 (TARGET_CPU_CPP_BUILTINS): Likewise.
635 (TARGET_IRIX): Removed.
636 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
637 (MULTILIB_DIRNAMES): Removed 32.
638 (MULTILIB_OSDIRNAMES): Removed ../lib.
639 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
640 (Specific, mips-sgi-irix5): Document removal.
641 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
642 Remove references to older IRIX 6 releases and the O32 ABI.
644 2010-05-06 Jakub Jelinek <jakub@redhat.com>
647 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
648 instead of DF_REF_REAL_REG.
650 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
653 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
654 handling to still return true for x64 targets.
656 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
658 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
660 2010-05-06 Jan Hubicka <jh@suse.cz>
662 PR tree-optimization/43791
663 * ipa-inline.c (update_caller_keys): Remove bogus
664 disregard_inline_limits check.
666 2010-05-06 Michael Matz <matz@suse.de>
668 PR tree-optimization/43984
669 * tree-ssa-pre.c (inserted_phi_names): Remove.
670 (inserted_exprs): Change to bitmap.
671 (create_expression_by_pieces): Set bits, don't append to vector.
672 (insert_into_preds_of_block): Don't handle inserted_phi_names.
673 (eliminate): Don't look at inserted_phi_names, remove deleted
674 insns from inserted_exprs.
675 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
676 (init_pre, fini_pre): Allocate and free bitmaps.
677 (execute_pre): Insert insns on edges before elimination.
679 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
681 * tree.c (initializer_zerop): Handle STRING_CST.
683 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
686 * doc/invoke.texi (Wimplicit): Document as C only.
687 * opts.c (common_handle_option): Add argument kind.
688 (handle_option): Rename as read_cmdline_option. Factor out code to...
689 (handle_option): ... here. New.
690 (handle_options): Rename as read_cmdline_options.
691 (decode_options): Update call.
692 (set_option): Use option index instead of option pointer. Classify
693 diagnostics correctly.
694 (enable_warning_as_error): Call handle_option.
695 * opts.h (set_option): Update declaration.
696 (handle_option): Declare.
697 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
698 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
699 * c-opts.c (set_Wimplicit): Delete.
700 (c_family_lang_mask): New static constant.
701 (c_common_handle_option): Add argument kind. Use handle_option
702 instead of set_Wimplicit.
703 (c_common_post_options): warn_implicit and warn_implicit_int
704 are disabled by default.
705 * c-common.c (warn_implicit): Do not define here.
706 * c-common.h (warn_implicit): Do not declare here.
707 (c_common_handle_option): Update declaration.
708 * lto-opts.c (lto_reissue_options): Update call to set_option.
710 2010-05-06 Richard Guenther <rguenther@suse.de>
712 PR tree-optimization/43571
713 * domwalk.c (walk_dominator_tree): Walk the dominator
714 sons in more optimal order.
716 2010-05-06 Richard Guenther <rguenther@suse.de>
718 PR tree-optimization/43934
719 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
720 (stmt_cost): Likewise.
721 (extract_true_false_args_from_phi): New helper.
722 (determine_max_movement): For PHI nodes verify we can hoist them
723 and compute their cost.
724 (determine_invariantness_stmt): Handle PHI nodes.
725 (move_computations_stmt): Likewise. Hoist PHI nodes in
726 if-converted form using COND_EXPRs.
727 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
728 (tree_ssa_lim): Likewise.
729 * tree-flow.h (tree_ssa_lim): Adjust prototype.
730 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
732 2010-05-06 Richard Guenther <rguenther@suse.de>
734 PR tree-optimization/43987
735 * tree-ssa-structalias.c (could_have_pointers): For possibly
736 address-taken variables force pointers to be recorded.
737 (create_variable_info_for_1): Likewise.
738 (push_fields_onto_fieldstack): Pass in wheter all fields
740 (find_func_aliases): Query types instead of vars whether
741 they contain pointers where appropriate.
743 2010-05-06 Jan Hubicka <jh@suse.cz>
745 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
746 (record_reference, mark_address, mark_load, mark_store): Record
748 (record_references_in_initializer): Update call of record_references.
749 (rebuild_cgraph_edges): Remove all references before rebuiding.
750 * cgraph.c (cgraph_create_node): Clear ref list.
751 (cgraph_remove_node): Remove references.
752 (dump_cgraph_node): Dump references.
753 (cgraph_clone_node): Clone references.
754 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
755 (struct cgraph_node, varpool_node): Add ref_lst.
756 * ipa-ref.c: New file.
757 * ipa-ref.h: New file.
758 * ipa-ref-inline.h: New file.
759 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
760 (referenced_from_other_partition_p): New function.
761 (lto_output_varpool_node): Take set arugment; call
762 referenced_from_other_partition.
763 (lto_output_ref): New.
764 (add_references): New.
766 (output_cgraph): Compute boundary based on references; output refs.
767 (output_varpool): Accept cgraph_node_set argument.
770 (input_cgraph): Call input_refs.
771 * lto-section-in.c (lto_section_name): Add refs.
772 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
773 (ipa-ref.o): New file.
774 * varpool.c (varpool_node): Clear ipa ref list.
775 (varpool_remove_node): Remove references.
776 (dump_varpool_node): Dump references.
777 (varpool_assemble_decl): Only compile finalized ones.
778 (varpool_extra_name_alias): Initialize ref list.
779 * lto-streamer.c (lto-get_section_name): Add .refs section.
780 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
781 (referenced_from_other_partition_p): Declared.
783 2010-05-06 Ira Rosen <irar@il.ibm.com>
785 PR tree-optimization/43901
786 * tree-vect-stmts.c (vectorizable_call): Assert that vector
787 type is not NULL if it's transformation phase, and return
788 FALSE if it's analysis.
789 (vectorizable_conversion, vectorizable_operation,
790 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
792 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
794 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
796 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
798 * config/mips/mips-protos.h
799 (mips_small_register_classes_for_mode_p): Delete prototype.
801 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
803 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
804 * config/arm/arm.c (multiple_operation_profitable_p,
805 compute_offset_order): New static functions.
806 (load_multiple_sequence, store_multiple_sequence): Use them.
807 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
808 memory offsets, not register numbers.
809 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
811 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
813 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
814 (get_pending_sizes, put_pending_size, put_pending_sizes):
815 Update the uses of pending_sizes.
816 * c-decl.c (store_parm_decls): Likewise.
817 * c-tree.h (struct c_arg_info): Likewise.
818 * tree.h: Update the prototype for get_pending_sizes and
821 2010-05-05 Jason Merrill <jason@redhat.com>
824 * c-common.c (handle_aligned_attribute): Respect
825 ATTR_FLAG_TYPE_IN_PLACE.
828 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
829 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
830 (TARGET_INITIALIZER): Use it.
831 * c-common.c (attribute_takes_identifier_p): Call it.
832 * c-common.h: Update prototype.
833 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
834 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
836 2010-05-05 Jakub Jelinek <jakub@redhat.com>
839 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
840 DW_ID_down_case for Fortran compilation units.
842 2010-05-05 Jan Hubicka <jh@suse.cz>
844 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
847 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
849 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
850 a variable-sized RESULT_DECL.
852 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
854 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
856 2010-05-05 Jason Merrill <jason@redhat.com>
859 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
861 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
863 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
864 Jakub Jelinek <jakub@redhat.com>
867 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
868 (dead_debug_init, dead_debug_finish): New functions.
869 (dead_debug_add, dead_debug_insert_before): Likewise.
870 (df_note_bb_compute): Initialize a dead_debug object, add dead
871 debug uses to it, insert debug bind insns before death insns,
872 reset debug insns that refer to pending uses at the end.
873 * rtl.h (make_debug_expr_from_rtl): New prototype.
874 * varasm.c (make_debug_expr_from_rtl): New function.
876 2010-05-05 Jan Hubicka <jh@suse.cz>
878 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
879 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
880 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
881 lto_varpool_encoder_deref, lto_varpool_encoder_size,
882 lto_varpool_encoder_encode_initializer_p,
883 lto_set_varpool_encoder_encode_initializer): New functions.
884 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
886 (input_varpool_node): Do not always set analyzed.
887 (input_cgraph_1): Return vector of cgraph nodes.
888 (input_varpool_1): Return vector of varpools.
889 (input_cgraph): Free the vectors.
890 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
891 output only initializers needed.
892 (lto_output): Only call output_cgraph.
893 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
894 * lto-section-out.c (lto_new_out_decl_state): Initialize
895 state->varpool_node_encoder.
896 * lto-streamer.h (lto_varpool_encoder_d): New.
897 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
898 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
899 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
900 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
901 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
903 (output_varpool, input_varpool): Remove declarations.
905 2010-05-05 Jan Hubicka <jh@suse.cz>
907 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
908 with body can prevail.
910 2010-05-05 Jan Hubicka <jh@suse.cz>
912 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
915 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
917 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
919 * gengtype.h (erro_at_line): Constify pos argument.
921 * gengtype.c: Include hashtab.h.
922 (enum gc_used): Document GC_MAYBE_POINTED_TO.
923 (error_at_line): Constify pos argument.
924 (do_typedef): Initialize p->opt field.
925 (get_file_gtfilename): Fix comment typo.
926 (struct walk_type_data): Constify line field.
927 (get_output_file_for_structure): New function.
928 (write_local_func_for_structure): Constify orig_s argument.
929 Use get_output_file_for_structure.
930 (write_func_for_structure): Use get_output_file_for_structure.
931 (INDENT): New define.
932 (dump_pair, dump_type, dump_type_list, dump_typekind)
933 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
934 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
936 (seen_types): New variable.
937 (main): New variable do_dump. Process "-d" command line option.
938 Call dump_everything if dump requested.
940 2010-05-05 Jakub Jelinek <jakub@redhat.com>
942 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
943 in a temporary instead of invoking the macro multiple times.
944 (track_expr_p): Likewise.
946 2010-05-04 Neil Vachharajani <nvachhar@google.com>
948 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
950 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
951 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
952 conditions for printing notes.
953 * common.opt (-Wcoverage-mismatch): Allow negative, default to
954 true, update documentation.
955 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
957 2010-05-04 Jakub Jelinek <jakub@redhat.com>
960 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
963 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
966 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
967 (*sse_prologue_save_insn1): Likewise.
968 (SSE prologue save splitter): Likewise.
970 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
972 * tree.c (free_lang_data_in_one_sizepos): New inline function.
973 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
974 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
975 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
976 all decls. Call it on DECL_FIELD_OFFSET of fields.
977 (find_decls_types_r): Follow DECL_VALUE_EXPR.
978 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
980 2010-05-04 Martin Jambor <mjambor@suse.cz>
982 * tree-sra.c (build_access_from_expr_1): The first parameter type
983 changed to simple tree.
984 (build_access_from_expr): Likewise, gsi parameter was eliminated.
985 (scan_assign_result): Renamed to assignment_mod_result, enum elements
987 (build_accesses_from_assign): Removed all parameters except for a
988 simple gimple statement. Now returns a simple bool.
989 (scan_function): All non-analysis parts moved to separate functions
990 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
991 parameters and updated both callers.
992 (sra_modify_expr): Removed parameter data.
993 (sra_modify_function_body): New function.
994 (perform_intra_sra): Call sra_modify_function_body to modify the
996 (replace_removed_params_ssa_names): Parameter data changed into
998 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
999 changed the parameter dont_convert to convert with the opposite
1001 (sra_ipa_modify_assign): Parameter data changed into adjustments
1002 vector, return value changed to bool.
1003 (ipa_sra_modify_function_body): New function.
1004 (sra_ipa_reset_debug_stmts): Updated a comment.
1005 (modify_function): Use ipa_sra_modify_function_body to modify function
1008 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1011 * alias.c (true_dependence): Handle the same VALUE in x and mem.
1012 (canon_true_dependence): Likewise.
1013 (write_dependence_p): Likewise.
1015 2010-05-04 Jan Hubicka <jh@suse.cz>
1017 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
1018 * cgraphbuild.c: Include ipa-utils.h
1019 (record_reference_ctx): New struct.
1020 (record_reference): Simplify to work on initializers; not statements.
1021 (mark_address, mark_load, mark_store): New.
1022 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1024 (record_references_in_initializer): Update use of record_reference.
1025 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1028 2010-05-04 Jan Hubicka <jh@suse.cz>
1030 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
1031 node will be removed anyway.
1032 (lto_varpool_replace_node): Allow also unanalyzed nodes;
1033 relink aliases of node into prevailing node.
1034 * varpool.c (varpool_remove_node): Remove aliases properly;
1035 when removing node, remove all its aliases too; remove DECL_INITIAL
1036 of removed node; ggc_free the varpool node.
1038 2010-05-04 Richard Guenther <rguenther@suse.de>
1040 PR tree-optimization/43879
1041 * tree-ssa-structalias.c (alias_get_name): Use
1042 DECL_ASSEMBLER_NAME if available.
1043 (create_function_info_for): Return the varinfo node.
1044 (ipa_pta_execute): Associate same-body aliases and extra names
1045 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
1047 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
1049 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
1051 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
1054 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
1055 only if HONOR_REG_ALLOC_ORDER is not defined.
1057 2010-05-04 Richard Guenther <rguenther@suse.de>
1059 PR tree-optimization/43949
1060 * tree-vrp.c (extract_range_from_binary_expr): Only handle
1063 2010-04-26 Jason Merrill <jason@redhat.com>
1065 * c.opt (-fstrict-enums): New.
1066 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
1068 2010-05-03 David Ung <davidu@mips.com>
1069 James E. Wilson <wilson@codesourcery.com>
1071 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
1072 emit the trap instruction before the divide for TUNE_74K.
1074 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
1076 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
1077 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
1078 based on the above, for new target hook.
1080 * hooks.c (hook_bool_mode_true): New generic hook.
1081 * hooks.h (hook_bool_mode_true): Add prototype.
1083 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
1085 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
1086 target hook, set to hook_bool_mode_false.
1087 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
1088 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
1089 with targetm.small_register_classes_for_mode_p.
1090 (find_reusable_reload): Likewise.
1091 (combine_reloads): Likewise.
1092 * reload1.c (reload_as_needed): Likewise.
1093 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
1094 * ifcvt.c (noce_process_if_block, check_cond_move_block,
1095 dead_or_predicable): Likewise.
1096 * regmove.c (optimize_reg_copy_1): Likewise.
1097 * calls.c (prepare_call_address): Likewise.
1098 (precompute_register_parameters): Likewise.
1100 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
1102 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
1103 implementation of the hook that considers all register classes
1104 small except for SH64.
1105 (sh_override_options): Use the new hook.
1106 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
1109 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
1111 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
1112 implementation of the hook that considers all register classes
1114 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
1117 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
1119 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
1120 implementation of the hook that considers all register classes
1122 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
1125 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
1127 * config/m32c/m32c.h: Likewise.
1128 * config/pdp11/pdp11.h: Likewise.
1129 * config/avr/avr.h: Likewise.
1130 * config/xtensa/xtensa.h: Likewise.
1131 * config/m68hc11/m68hc11.h: Likewise.
1132 * config/mn10300/mn10300.h: Likewise.
1133 * config/mcore/mcore.h: Likewise.
1134 * config/h8300/h8300.h: Likewise.
1135 * config/bfin/bfin.h: Likewise.
1137 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
1138 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
1140 2010-05-03 Anatoly Sokolov <aesok@post.ru>
1142 * double-int.h (tree_to_double_int): Remove macro.
1143 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
1144 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1145 (tree_to_double_int): New function.
1146 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
1148 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1150 2010-05-03 Richard Guenther <rguenther@suse.de>
1152 PR tree-optimization/43971
1153 * tree-ssa-structalias.c (get_constraint_for_1): Fix
1154 constraints in the !flag_delete_null_pointer_checks case.
1156 2010-05-03 Jakub Jelinek <jakub@redhat.com>
1159 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
1160 result mode matches original rtl mode.
1162 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
1165 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
1167 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1169 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
1170 when processing flag options.
1172 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1174 * gcov-iov.c (main): Change format string placeholder
1175 from %#08x to 0x%08x.
1176 * genchecksum.c (dosum): Change format string placeholder
1177 from %#02x to 0x%02x.
1179 2010-05-02 Richard Guenther <rguenther@suse.de>
1181 PR tree-optimization/43879
1182 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
1184 2010-05-02 Bruno Haible <bruno@clisp.org>
1186 * doc/extend.texi (Function Attributes): Fix a typo.
1188 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1191 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
1192 placeholder from 0x%x to %#x.
1193 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1194 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1195 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1196 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1197 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1198 * config/i386/i386.c (ix86_target_string): Ditto.
1199 * config/i386/i386.c (output_pic_addr_const): Ditto.
1200 (print_operand): Ditto.
1202 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1204 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
1205 placeholder from 0x%x to %#x.
1206 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
1207 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
1208 (ASM_OUTPUT_DEBUG_DATA): Ditto.
1209 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
1210 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
1211 * optc-gen.awk: Ditto.
1212 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
1213 (HOST_WIDE_INT_PRINT_HEX): Ditto.
1214 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
1215 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1217 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1219 * target.h (struct calls): Add function_value_regno_p field.
1220 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
1221 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
1222 * targhooks.c (default_function_value_regno_p): New function.
1223 * targhooks.h (default_function_value_regno_p): Declare function.
1224 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
1225 * builtins.c. (apply_result_size): (Ditto.).
1226 * combine.c. (likely_spilled_retval_p): (Ditto.).
1227 * mode-switching.c. Include 'target.h'.
1228 (create_pre_exit): Use function_value_regno_p hook.
1229 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
1230 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
1231 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
1233 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
1234 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
1235 (ix86_function_value_regno_p): Declare as static, change argument
1236 type to const unsigned int.
1237 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
1239 2010-05-01 Richard Guenther <rguenther@suse.de>
1241 PR tree-optimization/43949
1242 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
1244 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
1246 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1248 * rtl.h (CONST_DOUBLE_P): Define.
1249 (rtx_to_double_int): Declare.
1250 * emit-rtl.c (rtx_to_double_int): New function.
1251 * dwarf2out.c (insert_double): New function.
1252 (loc_descriptor, add_const_value_attribute): Clean up, use
1253 rtx_to_double_int and insert_double functions.
1255 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
1257 * doc/extend.texi (Inline): Add missing return keyword to examples.
1258 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
1261 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
1263 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
1264 the variable part of the offset as well. Use highest_pow2_factor for
1265 all alignment checks.
1267 2010-04-30 Richard Guenther <rguenther@suse.de>
1269 PR tree-optimization/43879
1270 * tree-ssa-structalias.c (type_could_have_pointers): Functions
1273 2010-04-30 Jan Hubicka <jh@suse.cz>
1275 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
1277 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
1279 2010-04-30 Jan Hubicka <jh@suse.cz>
1281 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
1283 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
1284 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
1285 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
1286 cgraph_node_set_needs_ltrans_p): Remove.
1288 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1290 * sdbout.c: Include vec.h, do not include varray.h.
1291 (deferred_global_decls, sdbout_global_decl,
1292 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
1293 * toplev.c: Do not include varray.h.
1294 (dump_memory_report): Do not dump VARRAY statistics.
1295 * gengtype.c (open_base_file): Ignore varray.h.
1296 * Makefile.in: Update for abovementioned changes.
1297 Remove all traces of varray.c and varray.h.
1298 * varray.c: Remove file.
1299 * varray.h: Remove file.
1301 2010-04-30 Jan Hubicka <jh@suse.cz>
1303 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
1306 2010-04-30 Jan Hubicka <jh@suse.cz>
1308 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
1311 2010-04-30 Richard Guenther <rguenther@suse.de>
1313 * tree-ssa-structalias.c (get_constraint_for_1): Generate
1314 constraints for CONSTRUCTOR.
1316 2010-04-30 Richard Guenther <rguenther@suse.de>
1319 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
1320 first after all lowering passes.
1322 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1324 * toplev.c: Include varray.h for statistics dumping.
1325 * tree.h: Do not declare varray_head_tag.
1326 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
1327 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
1328 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
1329 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
1330 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
1331 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
1332 c-common.c, c-common.h, reg-stack.c, basic-block.h,
1333 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
1335 * Makefile.in: Update for abovementioned changes.
1337 2010-04-30 Jakub Jelinek <jakub@redhat.com>
1340 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
1342 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1344 * config/picochip/picochip.c (picochip_legitimize_address): Define.
1345 Use this function to do machine-specific conversion.
1346 (picochip_legitimize_reload_address): Likewise.
1347 (picochip_legitimate_address_p): Check valid base register only if
1349 (picochip_check_conditional_copy): Check for modw only if opnd is
1351 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
1352 to call the function in c.
1353 * config/picochip/picochip-protos.h
1354 (picochip_legitimize_reload_address): Define.
1355 * config/picochip/picochip.md (supported_compare1): Define.
1357 2010-04-30 Jan Hubicka <jh@suse.cz>
1359 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
1360 (cgraph_global_info): Remove inlined.
1361 (LTO_cgraph_tag_names): Remove.
1362 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
1363 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
1364 simplify cgraph tags and document.
1365 (lto_output_node): Use only LTO_cgraph_unavail_node and
1366 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
1367 for_functions_valid, global info, process and output flags.
1368 (input_overwrite_node): Initialize estimated stack size and
1369 estimated growth. Do not read flags we no longer store.
1370 (input_node): Likewise do not read info no longer stored.
1371 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
1374 2010-04-30 Richard Guenther <rguenther@suse.de>
1376 PR tree-optimization/43879
1377 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1378 handle non-zero initializers.
1380 2010-04-30 Richard Guenther <rguenther@suse.de>
1382 * builtins.c (fold_builtin_1): Delete free (0).
1384 2010-04-29 Jan Hubicka <jh@suse.cz>
1386 * gengtype.c (open_base_files): Add lto-streamer.h
1387 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
1388 (pass_ipa_cp): GGC collect.
1389 * toplev. (compile_file): Do not output symbols.
1390 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
1391 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
1392 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
1393 * lto-section-in.c: Include ggc.h
1394 (lto_new_in_decl_state): Alloc in GGC.
1395 (lto_delete_in_decl_state): Likewise.
1396 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
1399 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1402 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
1403 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
1404 (HONOR_REG_ALLOC_ORDER): Describe new macro.
1405 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
1406 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
1407 account only if HONOR_REG_ALLOC_ORDER is not defined.
1408 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
1409 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
1411 2010-04-29 Jon Grant <04@jguk.org>
1413 * collect2.c (vflag): Change type from int to bool.
1415 (helpflag): New global bool.
1416 (main): Set vflag and debug with boolean, not integer truth values.
1417 Accept new "--help" option and output usage text if found.
1418 * collect2.h (vflag): Update prototype.
1421 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1424 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
1426 2010-04-29 Richard Guenther <rguenther@suse.de>
1429 * plugin.h (invoke_plugin_callbacks): Annotate arguments
1430 with ATTRIBUTE_UNUSED.
1432 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1435 * config/i386/i386.c (get_some_local_dynamic_name): Replace
1436 INSN_P with NONDEBUG_INSN_P.
1437 (distance_non_agu_define): Likewise.
1438 (distance_agu_use): Likewise.
1440 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1442 From Dominique d'Humieres <dominiq@lps.ens.fr>
1444 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
1447 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1449 * plugin.h (invoke_plugin_callbacks): New inline function.
1450 * plugin.c (flag_plugin_added): New global flag.
1451 (add_new_plugin): Initialize above flag.
1452 (invoke_plugin_callbacks): Rename to ...
1453 (invoke_plugin_callbacks_full): ... this.
1455 2010-04-28 Jan Hubicka <jh@suse.cz>
1457 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
1458 (lto_varpool_replace_node): New.
1459 (lto_symtab_resolve_symbols): Resolve varpool nodes.
1460 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
1461 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
1462 * cgraph.h (varpool_node_ptr): New type.
1463 (varpool_node_ptr): New vector.
1464 (varpool_node_set_def): New structure.
1465 (varpool_node_set): New type.
1466 (varpool_node_set): New vector.
1467 (varpool_node_set_element_def): New structure.
1468 (varpool_node_set_element, const_varpool_node_set_element): New types.
1469 (varpool_node_set_iterator): New type.
1470 (varpool_node): Add prev pointers, add used_from_other_partition,
1472 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
1473 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
1474 varpool_get_node, varpool_remove_node): Declare.
1475 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
1476 varpool_node_set_size): New inlines.
1477 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
1478 * tree-pass.h (varpool_node_set_def): Forward declare.
1479 (ipa_opt_pass_d): Summary writting takes vnode sets too.
1480 (ipa_write_optimization_summaries): Update prototype.
1481 * ipa-cp.c (ipcp_write_summary): Update.
1482 * ipa-reference.c (ipa_reference_write_summary): Update.
1483 * lto-cgraph.c (lto_output_varpool_node): New static function.
1484 (output_varpool): New function.
1485 (input_varpool_node): New static function.
1486 (input_varpool_1): New function.
1487 (input_cgraph): Input varpool.
1488 * ipa-pure-const.c (pure_const_write_summary): Update.
1489 * lto-streamer-out.c (lto_output): Update, output varpool too.
1490 (write_global_stream): Kill WPA hack.
1491 (produce_asm_for_decls): Update.
1492 (output_alias_pair_p): Handle variables.
1493 (output_unreferenced_globals): Output only needed partition of varpool.
1494 * ipa-inline.c (inline_write_summary): Update.
1495 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1497 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1498 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1499 varpool_node_set_new, varpool_node_set_add,
1500 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1501 debug_varpool_node_set): New functions.
1502 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1503 (execute_one_pass): Process new decls too.
1504 (ipa_write_summaries_2): Pass around vsets.
1505 (ipa_write_summaries_1): Likewise.
1506 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1508 (ipa_write_optimization_summaries_1): Pass around vsets.
1509 (ipa_write_optimization_summaries): Likewise.
1510 * varpool.c (varpool_get_node): New.
1511 (varpool_node): Update doubly linked lists.
1512 (varpool_remove_node): New.
1513 (dump_varpool_node): More dumping.
1514 (varpool_enqueue_needed_node): Update doubly linked lists.
1515 (decide_is_variable_needed): Kill ltrans hack.
1516 (varpool_finalize_decl): Kill lto hack.
1517 (varpool_assemble_decl): Skip decls in other partitions.
1518 (varpool_assemble_pending_decls): Update doubly linkes lists.
1519 (varpool_empty_needed_queue): Likewise.
1520 (varpool_extra_name_alias): Likewise.
1521 * lto-streamer.c (lto_get_section_name): Add vars section.
1522 * lto-streamer.h (lto_section_type): Update.
1523 (output_varpool, input_varpool): Declare.
1525 2010-04-28 Mike Stump <mikestump@comcast.net>
1527 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1529 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1531 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1532 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1533 (lto_input_ts_type_tree_pointers): Likewise.
1534 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1535 (lto_output_ts_type_tree_pointers): Likewise.
1537 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1539 Uniquization of constants at the Tree level
1540 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
1541 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
1543 (tree_output_constant_def): Declare.
1544 * gimplify.c (gimplify_init_constructor): When using block copy, first
1545 uniquize the constant constructor on the RHS.
1546 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
1547 DECL_IN_CONSTANT_POOL flag.
1548 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
1549 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
1551 (assemble_variable): Deal with symbols belonging to the tree constant
1553 (get_constant_section): Add ALIGN parameter and simplify.
1554 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
1555 (assemble_constant_contents): Use the expression of the VAR_DECL.
1556 (output_constant_def_contents): Use the alignment of the VAR_DECL.
1557 (tree_output_constant_def): New global function.
1558 (mark_constant): Use the expression of the VAR_DECL.
1559 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
1561 (output_object_block): Likewise and assemble the expression.
1563 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1565 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1566 hash_tree, eq_tree): New tree hash table.
1567 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1568 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1569 lto_orig_address_remove): Reimplement.
1571 2010-04-28 Xinliang David Li <davidxl@google.com>
1574 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
1575 (compute_uninit_opnds_pos): New function.
1576 (is_non_loop_exit_postdominating): New function.
1577 (compute_control_dep_chain): New function.
1578 (find_pdom): New function.
1579 (convert_control_dep_chain_into_preds): New function.
1580 (find_predicates): New function.
1581 (find_control_equiv_block): New function.
1582 (collect_phi_def_edges): New function.
1583 (find_def_preds): New function.
1584 (find_dom): New function.
1585 (dump_predicates): New function.
1586 (get_cmp_code): New function.
1587 (is_value_included_in): New function.
1588 (find_matching_predicate_in_rest_chains): New function.
1589 (use_pred_not_overlap_with_undef_path_pred): New function.
1590 (is_use_properly_guarded): New function.
1591 (normalize_cond_1): New function.
1592 (is_and_or_or): New function.
1593 (normalize_cond): New function.
1594 (is_gcond_subset_of): New function.
1595 (is_subset_of_any): New function.
1596 (is_or_set_subset_of): New function.
1597 (is_and_set_subset_of): New function.
1598 (is_norm_cond_subset_of): New function.
1599 (is_pred_expr_subset_of): New function.
1600 (is_pred_chain_subset_of): New function.
1601 (is_included_in): New function.
1602 (is_superset_of): New function.
1603 (find_uninit_use): New function.
1604 (warn_uninitialized_phi): New function.
1605 (compute_possibly_undefined_names): New function.
1606 (ssa_undefined_value_p): New function.
1607 (execute_late_warn_uninitialized): New function.
1608 * tree-ssa.c (ssa_undefined_value_p): Removed.
1609 (warn_uninit): Changed to extern.
1610 (warn_uninitialized_phi): Removed.
1611 (warn_uninitialized_vars): Changed to extern.
1612 (execute_late_warn_uninitialized): Removed
1613 * tree-flow.h: Add new prototypes.
1614 * timevar.def: Add new time variable.
1615 * Makefile.in: Add new build file.
1617 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
1619 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1622 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1625 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
1627 2010-04-28 Martin Jambor <mjambor@suse.cz>
1629 * cgraph.h (struct cgraph_node): New field indirect_calls.
1630 (struct cgraph_indirect_call_info): New type.
1631 (struct cgraph_edge): Removed field indirect_call. New fields
1632 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
1633 (cgraph_create_indirect_edge): Declare.
1634 (cgraph_make_edge_direct): Likewise.
1635 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
1636 * ipa-prop.h (struct ipa_param_call_note): Removed.
1637 (struct ipa_node_params): Removed field param_calls.
1638 (ipa_create_all_structures_for_iinln): Declare.
1639 * cgraph.c: Described indirect edges and uids in initial comment.
1640 (cgraph_add_edge_to_call_site_hash): New function.
1641 (cgraph_edge): Search also among the indirect edges, use
1642 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
1643 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
1644 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
1646 (initialize_inline_failed): Assign a reason to indirect edges.
1647 (cgraph_create_edge_1): New function.
1648 (cgraph_create_edge): Moved some functionality to
1649 cgraph_create_edge_1.
1650 (cgraph_create_indirect_edge): New function.
1651 (cgraph_edge_remove_callee): Add an assert checking for
1653 (cgraph_edge_remove_caller): Special-case indirect edges.
1654 (cgraph_remove_edge): Likewise.
1655 (cgraph_set_edge_callee): New function.
1656 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1657 (cgraph_make_edge_direct): New function.
1658 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1659 the declaration of the call statement matches.
1660 (cgraph_node_remove_callees): Special-case indirect edges.
1661 (cgraph_clone_edge): Likewise.
1662 (cgraph_clone_node): Clone also the indirect edges.
1663 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1664 indirect_call, dump count of indirect_calls edges.
1665 * ipa-prop.c (iinlining_processed_edges): New variable.
1666 (ipa_note_param_call): Create indirect edges instead of
1667 creating notes. New parameter node.
1668 (ipa_analyze_call_uses): New parameter node, pass it on to
1669 ipa_note_param_call.
1670 (ipa_analyze_stmt_uses): Likewise.
1671 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1672 (print_edge_addition_message): Work on edges rather than on notes.
1673 (update_call_notes_after_inlining): Likewise, renamed to
1674 update_indirect_edges_after_inlining.
1675 (ipa_create_all_structures_for_iinln): New function.
1676 (ipa_free_node_params_substructures): Do not free notes.
1677 (ipa_edge_duplication_hook): Propagate bits within
1678 iinlining_processed_edges bitmap.
1679 (ipa_node_duplication_hook): Do not duplicate notes.
1680 (free_all_ipa_structures_after_ipa_cp): Renamed to
1681 ipa_free_all_structures_after_ipa_cp.
1682 (free_all_ipa_structures_after_iinln): Renamed to
1683 ipa_free_all_structures_after_iinln.
1684 (ipa_write_param_call_note): Removed.
1685 (ipa_read_param_call_note): Removed.
1686 (ipa_write_indirect_edge_info): New function.
1687 (ipa_read_indirect_edge_info): Likewise.
1688 (ipa_write_node_info): Do not stream notes, do stream information
1690 (ipa_read_node_info): Likewise.
1691 (lto_ipa_fixup_call_notes): Removed.
1692 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1693 * ipa-inline.c (pass_ipa_inline): Likewise.
1694 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1695 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1696 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1698 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1700 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1701 (output_cgraph): Stream also indirect edges.
1702 (lto_output_edge): Added capability to stream indirect edges.
1703 (input_edge): Likewise.
1704 (input_cgraph_1): Likewise.
1705 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1708 2010-04-28 Richard Guenther <rguenther@suse.de>
1710 PR tree-optimization/43879
1711 PR tree-optimization/43909
1712 * tree-ssa-structalias.c (struct variable_info): Add
1713 only_restrict_pointers flag.
1714 (new_var_info): Initialize it. Increment stats.total_vars here.
1715 (create_function_info_for): Do not increment stats.total_vars here.
1716 (get_function_part_constraint): Fix build with C++.
1717 (insert_into_field_list): Remove.
1718 (push_fields_onto_fieldstack): Properly merge fields.
1719 (create_variable_info_for): Split and simplify.
1720 (create_variable_info_for_1): New piece.
1721 (intra_create_variable_infos): Properly make restrict constraints
1724 2010-04-28 Richard Guenther <rguenther@suse.de>
1727 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
1729 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
1730 Jan Hubicka <hubicka@ucw.cz>
1732 * doc/invoke.texi (-Wsuggest-attribute=const,
1733 -Wsuggest-attribute=pure): Document.
1734 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
1735 (function_always_visible_to_compiler_p,
1736 suggest_attribute, warn_function_pure, warn_function_const):
1738 (check_call): Improve debug info.
1739 (analyze_function): Do not check availability.
1740 (add_new_function): Check availability.
1741 (propagate): Output warnings.
1742 (skip_function_for_local_pure_const): New function.
1743 (local_pure_const): Use it; output warnings.
1744 * common.opt (Wsuggest-attribute=const,
1745 Wsuggest-attribute=pure): New.
1747 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1749 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
1750 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
1751 or DW_CFA_def_cfa_offset{,_sf}.
1753 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1755 * tree.h: Fix truncated long macros.
1757 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
1759 * collect2.c (TARGET_64BIT): Redefine to target's default.
1760 * tlink.c: Likewise.
1761 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
1762 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
1763 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
1764 for underscoring __USER_LABEL_PREFIX__.
1765 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
1766 (SUB_LINK_ENTRY32): New.
1767 (SUB_LINK_ENTRY64): New.
1768 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
1769 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
1770 (SUB_LINK_ENTRY64): New.
1771 (SUB_LINK_ENTRY): New.
1772 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
1773 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
1774 x64 target is choosen.
1775 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
1776 * configure: Regenerated.
1777 * configure.ac (leading-mingw64-underscores): Option added.
1779 2010-04-27 Jan Hubicka <jh@suse.cz>
1781 * doc/invoke.texi (-fipa-profile): Document.
1782 * opts.c (decode_options): Enable ipa-profile at -O1.
1783 * timevar.def (TV_IPA_PROFILE): Define.
1784 * common.opt (fipa-profile): Add.
1785 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
1787 (cgraph_propagate_frequency): Handle only local ones.
1788 * tree-pass.h (pass_ipa_profile): Declare.
1789 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
1790 (pass_ipa_profile): Use TV_IPA_PROFILE.
1791 * ipa.c (ipa_profile): New function.
1792 (gate_ipa_profile): Likewise.
1793 (pass_ipa_profile): New global variable.
1794 * passes.c (pass_ipa_profile): New.
1796 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
1798 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
1800 2010-04-27 Martin Jambor <mjambor@suse.cz>
1803 * ipa.c (dissolve_same_comdat_group_list): New function.
1804 (function_and_variable_visibility): Call
1805 dissolve_same_comdat_group_list when comdat group contains external or
1807 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
1808 lists are circular and that they contain only DECL_ONE_ONLY nodes.
1810 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1812 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
1813 (const_hash_1) <VECTOR_CST>: New case.
1814 (compare_constant) <VECTOR_CST>: Likewise.
1815 <ADDR_EXPR>: Deal with LABEL_REFs.
1816 (copy_constant) <VECTOR_CST>: New case.
1818 2010-04-27 Jan Hubicka <jh@suse.cz>
1820 * cgraph.c (cgraph_propagate_frequency): New function.
1821 * cgraph.h (cgraph_propagate_frequency): Declare.
1822 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
1823 cgraph_propagate_frequency.
1825 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1827 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
1829 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
1832 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
1833 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
1834 here to determine which regs to push and how much stack to reserve.
1836 2010-04-27 Jie Zhang <jie@codesourcery.com>
1838 * doc/gimple.texi (gimple_statement_with_ops): Remove
1839 addresses_taken field.
1840 (gimple_statement_with_memory_ops): Likewise.
1842 2010-04-27 Jan Hubicka <jh@suse.cz>
1844 * tree-inline.c (eni_inlining_weights): Remove.
1845 (estimate_num_insns): Special case more builtins.
1847 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
1850 * c-typeck.c (build_binary_op): Move forward check for comparison
1851 pointer with null pointer constant and adjust the diagnostic message.
1853 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
1856 * configure.ac (gcc_cv_as_section_has_align): Set if installed
1857 binutils supports extended .section directive needed by LTO, or
1858 warn if older binutils found.
1859 (LTO_BINARY_READER): New AC_SUBST'd variable.
1860 (LTO_USE_LIBELF): Likewise.
1861 * gcc/config.gcc (lto_binary_reader): New target-specific configure
1863 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
1864 (LTO_USE_LIBELF): Likewise.
1865 * configure: Regenerate.
1867 * collect2.c (is_elf): Rename from this ...
1868 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
1869 object files in addition to ELF-formatted ones.
1870 (scan_prog_file): Caller updated. Also allow for LTO info marker
1871 symbol to be prefixed or not by an extra underscore.
1873 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
1874 * config/i386/winnt.c: Also #include lto-streamer.h
1875 (i386_pe_asm_named_section): Specify 1-byte section alignment for
1877 (i386_pe_asm_output_aligned_decl_common): Add comment.
1878 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
1880 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
1883 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
1884 Add missing earlyclobber for second alternative.
1886 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
1888 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
1889 bits for artificial defs at the top of the block.
1890 * fwprop.c (single_def_use_enter_block): Don't call it.
1892 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
1895 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
1896 instead of "$gcc_cv_objdump -T".
1897 Use "-undefined dynamic_lookup" on darwin.
1898 * gcc/configure: Regenerate.
1900 2010-04-26 Jakub Jelinek <jakub@redhat.com>
1903 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
1905 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1907 * c-parser.c (struct c_token): Move location field up.
1908 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
1909 (struct c_declspecs): Convert typespec_word, storage_class, and
1910 default_int_p into bitfields.
1911 (struct c_declarator): Move loc field up.
1913 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1915 * cfgloop.h (struct loop): Move can_be_parallel field up.
1916 * ipa-prop.h (struct ip_node_params): Move bitfields up.
1917 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
1919 (struct iv_cand): Convert pos field into a bitfield.
1920 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
1922 (struct _stmt_vec_info): Shuffle fields for better packing.
1924 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1926 * varasm.c (IN_NAMED_SECTION): Remove guard.
1927 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
1928 (IN_NAMED_SECTION_P): ...this.
1929 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
1930 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1932 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1934 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
1935 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
1936 of shadowing it. Fix comments.
1938 2010-04-26 Jan Hubicka <jh@suse.cz>
1940 * cgraph.c (cgraph_create_node): Set node frequency to normal.
1941 (cgraph_clone_node): Copy function frequency.
1942 * cgraph.h (node_frequency): New enum
1943 (struct cgraph_node): Add.
1944 * final.c (rest_of_clean_state): Update.
1945 * lto-cgraph.c (lto_output_node): Output node frequency.
1946 (input_overwrite_node): Input node frequency.
1947 * tre-ssa-loop-ivopts (computation_cost): Update.
1948 * lto-streamer-out.c (output_function): Do not output function
1950 * predict.c (maybe_hot_frequency_p): Update and handle functions
1952 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
1954 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
1955 (compute_function_frequency): Set noreturn functions to be executed
1957 (choose_function_section): Update.
1958 * lto-streamer-in.c (input_function): Do not input function frequency.
1959 * function.c (allocate_struct_function): Do not initialize function
1961 * function.h (function_frequency): Remove.
1962 (struct function): Remove function frequency.
1963 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
1964 (try_update): Update.
1965 * tree-inline.c (initialize_cfun): Do not update function frequency.
1966 * passes.c (pass_init_dump_file): Update.
1967 * i386.c (ix86_compute_frame_layout): Update.
1968 (ix86_pad_returns): Update.
1970 2010-04-26 Jie Zhang <jie@codesourcery.com>
1972 PR tree-optimization/43833
1973 * tree-vrp.c (range_int_cst_p): New.
1974 (range_int_cst_singleton_p): New.
1975 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
1976 when both operands are constants. Use range_int_cst_p in
1979 2010-04-26 Jan Hubicka <jh@suse.cz>
1981 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
1983 2010-04-26 Richard Guenther <rguenther@suse.de>
1986 * gimple.c (gimple_decl_printable_name): Deal gracefully
1987 with a NULL DECL_NAME.
1989 2010-04-26 Richard Guenther <rguenther@suse.de>
1992 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
1993 if emitting debug information and it is either a function
1994 or a namespace decl.
1996 2010-04-26 Ira Rosen <irar@il.ibm.com>
1998 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
1999 determine if the statement is vectorizable, and a macro to access it.
2000 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2001 Skip statements that can't be vectorized. If the analysis fails,
2002 mark the statement as unvectorizable if vectorizing basic block.
2003 (vect_compute_data_refs_alignment): Likewise.
2004 (vect_verify_datarefs_alignment): Skip statements marked as
2005 unvectorizable. Add print.
2006 (vect_analyze_group_access): Skip statements that can't be
2007 vectorized. If the analysis fails, mark the statement as
2008 unvectorizable if vectorizing basic block.
2009 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
2010 * tree-vect-stmts.c (vectorizable_store): Fix the number of
2011 generated stmts for SLP.
2012 (new_stmt_vec_info): Initialize the new field.
2013 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
2014 statements marked as unvectorizable.
2016 2010-04-25 Joseph Myers <joseph@codesourcery.com>
2018 * c-common.c (flag_isoc1x): New.
2019 (flag_isoc99): Update comment.
2020 * c-common.h (flag_isoc1x): New.
2021 (flag_isoc99): Update comment.
2022 * c-cppbuiltin.c (builtin_define_float_constants): Also define
2023 __<type>_DECIMAL_DIG__.
2024 * c-opts.c (set_std_c1x): New.
2025 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
2026 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
2027 * c.opt (-std=c1x, -std=gnu1x): New options.
2028 * doc/cpp.texi: Mention -std=c1x.
2029 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
2030 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
2031 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
2032 * doc/standards.texi: Mention C1X.
2033 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
2034 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
2035 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
2038 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
2040 * config/i386/gmon-sol2.c (_mcleanup): Change format string
2041 placeholder from 0x%x to %#x.
2042 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2043 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2044 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2045 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2046 * config/i386/i386.c (ix86_target_string): Ditto.
2047 (output_pic_addr_const): Ditto.
2048 (print_operand): Ditto.
2050 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
2052 * combine.c (find_split_point): Add third argument. Use it
2053 to find nested multiply-accumulate instructions. Adjust calls.
2054 (try_combine): Adjust call to find_split_point.
2056 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
2058 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
2060 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
2062 PR tree-optimization/41442
2063 * fold-const.c (merge_truthop_with_opposite_arm): New function.
2064 (fold_binary_loc): Call it.
2066 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2068 * toplev.c (general_init): Set default for fdiagnostics-show-option.
2069 * opts.c (common_handle_option): Allow disabling it.
2070 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
2072 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
2074 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
2075 between modes if both types are integral.
2077 2010-04-23 Richard Guenther <rguenther@suse.de>
2079 PR tree-optimization/43572
2080 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
2082 2010-04-23 Richard Guenther <rguenther@suse.de>
2085 * tree-inline.c (tree_can_inline_p): Also check compatibility
2088 2010-04-23 Martin Jambor <mjambor@suse.cz>
2090 PR tree-optimization/43846
2091 * tree-sra.c (struct access): New flag grp_assignment_read.
2092 (build_accesses_from_assign): Set grp_assignment_read.
2093 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
2094 (enum mark_read_status): New type.
2095 (analyze_access_subtree): Propagate grp_assignment_read, create
2096 accesses also if both direct_read and root->grp_assignment_read.
2098 2010-04-23 Martin Jambor <mjambor@suse.cz>
2101 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
2102 function does not have type attributes.
2104 2010-04-23 Richard Guenther <rguenther@suse.de>
2107 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
2110 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2112 * sese.h (create_if_region_on_edge): Remove.
2114 * sese.c (create_if_region_on_edge): Make static.
2116 * tree-inline.c: Do not include ggc.h.
2118 * expr.c: Do not include ggc.h.
2120 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
2123 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
2126 * config/sh/sh.c (find_barrier): Don't emit a constant pool
2127 in the middle of insns for casesi_worker_2.
2129 2010-04-22 David Edelsohn <edelsohn@gnu.org>
2131 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
2133 2010-04-22 Ira Rosen <irar@il.ibm.com>
2135 PR tree-optimization/43842
2136 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
2137 loop unrolling in update of exit phis. Fix comment.
2138 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
2139 least two reduction statements in the loop before starting SLP
2142 2010-04-22 Nick Clifton <nickc@redhat.com>
2144 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
2146 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
2148 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
2151 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2153 * tree-parloops.c (loop_parallel_p): New argument
2154 parloop_obstack. Pass it down.
2155 (parallelize_loops): New variable parloop_obstack. Initialize it,
2156 pass it down, free it.
2158 * tree-loop-linear.c (linear_transform_loops): Pass down
2161 * tree-data-ref.h (lambda_compute_access_matrices): New argument
2162 of type struct obstack *.
2164 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
2165 scratch_obstack. Initialize it, pass down, free it.
2167 * lambda.h (lambda_loop_new): Remove.
2168 (lambda_matrix_new, lambda_matrix_inverse)
2169 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
2170 argument of type struct obstack *.
2172 * lambda-trans.c (lambda_trans_matrix_new): New argument
2173 lambda_obstack. Pass it down, use obstack allocation for ret.
2174 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
2177 * lambda-mat.c (lambda_matrix_get_column)
2178 (lambda_matrix_project_to_null): Remove.
2179 (lambda_matrix_new): New argument lambda_obstack. Use obstack
2181 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
2184 * lambda-code.c (lambda_loop_new): New function.
2185 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
2186 (lambda_compute_auxillary_space, lambda_compute_target_space)
2187 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
2188 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
2189 (build_access_matrix): New argument lambda_obstack. Use obstack
2191 (lambda_compute_step_signs, lambda_compute_access_matrices): New
2192 argument lambda_obstack. Pass it down.
2194 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2196 * optabs.h (expand_widening_mult): Declare.
2198 2010-04-22 Richard Guenther <rguenther@suse.de>
2200 PR tree-optimization/43845
2201 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
2202 lookup the CALL_EXPR function and arguments.
2204 2010-04-22 Nick Clifton <nickc@redhat.com>
2206 * config/stormy16/stormy16.c
2207 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
2208 * config/stormy16/stormy16.h: Tidy up formatting.
2209 (DONT_USE_BUILTIN_SETJMP): Remove definition.
2210 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
2211 (ineqbranchsi): Delete pattern.
2212 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
2213 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
2214 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
2215 stormy16-lib2-ucmpsi2.c.
2217 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2219 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
2220 df_simulate_find_noclobber_defs as appropriate. Keep track of an
2221 extra set merge_set_noclobber, and use it to relax the final test
2223 * df.h (df_simulate_find_noclobber_defs): Declare.
2224 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
2226 (df_simulate_find_noclobber_defs): New function.
2228 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
2230 * config/i386/i386.md: Use {} around multi-line preparation statements.
2232 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2234 * c-tree.h (push_init_level, pop_init_level, set_init_index)
2235 (process_init_element): New argument of type struct obstack *.
2237 * c-typeck.c (push_init_level, pop_init_level, set_designator)
2238 (set_init_index, set_init_label, set_nonincremental_init)
2239 (set_nonincremental_init_from_string, find_init_member)
2240 (output_init_element, output_pending_init_elements)
2241 (process_init_element): New argument braced_init_obstack. Pass it
2243 (push_range_stack, add_pending_init): New argument
2244 braced_init_obstack. Use obstack allocation.
2246 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
2247 braced_init_obstack. Pass it down.
2248 (c_parser_braced_init): New variables ret, braced_init_obstack.
2249 Initialize obstack, pass it down and finally free it.
2251 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2254 * tree-pass.h (pass_optimize_widening_mul): Declare.
2255 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
2256 gate_optimize_widening_mul): New static functions.
2257 (pass_optimize_widening_mul): New.
2258 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
2259 <case MULT_EXPR>: Remove support for widening multiplies.
2260 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
2261 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
2262 simplify_gen_unary rather than directly building extensions.
2263 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
2265 * expmed.c (expand_widening_mult): New function.
2266 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
2268 2010-04-21 Jan Hubicka <jh@suse.cz>
2270 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
2271 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
2272 * lto-wpa-fixup.c: Remove.
2273 * Makefile.in (lto-wpa-fixup.o): Remove.
2274 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
2275 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
2276 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
2278 2010-04-21 Jan Hubicka <jh@suse.cz>
2280 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
2281 add write_optimization_summary, read_optimization_summary.
2282 (ipa_write_summaries_of_cgraph_node_set): Remove.
2283 (ipa_write_optimization_summaries): Declare.
2284 (ipa_read_optimization_summaries): Declare.
2285 * ipa-cp.c (pass_ipa_cp): Update.
2286 * ipa-reference.c (pass_ipa_reference): Update.
2287 * ipa-pure-const.c (pass_ipa_pure_const): Update.
2288 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
2290 * ipa-inline.c (pass_ipa_inline): Update.
2291 * ipa.c (pass_ipa_whole_program): Update.
2292 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
2293 * passes.c (ipa_write_summaries_1): Do not test wpa.
2294 (ipa_write_optimization_summaries_1): New.
2295 (ipa_write_optimization_summaries): New.
2296 (ipa_read_summaries): Do not test ltrans.
2297 (ipa_read_optimization_summaries_1): New.
2298 (ipa_read_optimization_summaries): New.
2300 2010-04-21 Jan Hubicka <jh@suse.cz>
2302 * lto-cgraph.c (lto_output_node): Do not output comdat groups
2304 (output_cgraph): Do not arrange comdat groups for boundary nodes.
2306 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2309 * dwarf2out.c (add_name_and_src_coords_attributes): Add
2310 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
2312 2010-04-21 Jan Hubicka <jh@suse.cz>
2314 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
2316 2010-04-21 Jan Hubicka <jh@suse.cz>
2318 * varpool.c (decide_is_variable_needed): Variable is always needed
2321 2010-04-21 Jan Hubicka <jh@suse.cz>
2323 * opts.c (decode_options): Enable pure-const pass for whopr.
2325 2010-04-21 Jan Hubicka <jh@suse.cz>
2327 * cgraph.c (dump_cgraph_node): Dump also assembler name.
2328 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
2330 (cgraph_decide_inlining): Do not expect callee to be removed in all
2333 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
2335 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
2337 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2339 * config/i386/i386.md (x86_shrd): Add athlon_decode and
2340 amdfam10_decode attributes.
2342 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2345 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
2346 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
2347 (lower_copyprivate_clauses): Use private var in outer
2348 context instead of original var. Make sure the types
2349 are correct for VLAs.
2351 2010-04-21 Richard Guenther <rguenther@suse.de>
2353 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
2354 to non-pointer objects.
2356 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2358 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
2359 last chain entry if it starts with the still current label.
2360 (add_location_or_const_value_attribute): Check that
2361 loc_list->first->next is NULL instead of comparing ->first with ->last.
2362 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
2363 to add_var_loc_to_decl.
2365 * dwarf2out.c (output_call_frame_info): For dw_cie_version
2366 >= 4 add also address size and segment size fields into CIE header.
2368 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
2369 long as address size is the same as sizeof (void *) and
2371 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
2372 address size or segment size is unexpected, return DW_EH_PE_omit.
2373 (classify_object_over_fdes): If get_cie_encoding returned
2374 DW_EH_PE_omit, return -1.
2375 (init_object): If classify_object_over_fdes returned -1,
2376 pretend there were no FDEs at all.
2378 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2380 * config/i386/i386.md (bswap<mode>2): Macroize expander from
2381 bswap{si,di}2 using SWI48 mode iterator.
2382 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
2383 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
2384 set modrm attribute of bswap insn to 0 and remove length attribute.
2385 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
2386 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
2387 set mode attribute to <MODE> and remove length attribute.
2389 2010-04-20 James E. Wilson <wilson@codesourcery.com>
2391 PR rtl-optimization/43520
2392 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
2393 zero available registers.
2395 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2397 * builtins.c (fold_builtin_cproj): Fold more cases.
2399 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2401 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
2402 (fold_builtin_1): Fold builtin cproj.
2403 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
2404 Use ATTR_CONST_NOTHROW_LIST.
2406 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
2408 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
2409 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
2410 ffsi2_no_cmove for !TARGET_CMOVE.
2411 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
2412 (ffssi2): Remove expander.
2413 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
2415 (ctz<mode>2): Ditto from ctz{si,di}2.
2416 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
2418 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
2421 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2423 * dwarf2out.c (AT_linkage_name): Define.
2424 (clone_as_declaration): Handle DW_AT_linkage_name.
2425 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
2426 of DW_AT_MIPS_linkage_name.
2427 (move_linkage_attr): Likewise.
2428 (dwarf2out_finish): Likewise.
2430 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
2433 * fold-const.c (fold_comparison): New folding rule.
2435 2010-04-20 Anatoly Sokolov <aesok@post.ru>
2437 * double-int.h (double_int_setbit): Declare.
2438 * double-int.c (double_int_setbit): New function.
2439 * rtl.h (immed_double_int_const): Declare.
2440 * emit-rtl.c (immed_double_int_const): New function.
2441 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2442 and immed_double_int_const functions.
2443 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2444 expand_copysign_bit): (Ditto.).
2445 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2446 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2447 * dojump.c (prefer_and_bit_test): (Ditto.).
2448 * expr.c (convert_modes, reduce_to_bit_field_precision,
2449 const_vector_from_tree): (Ditto.).
2450 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2452 2010-04-20 Jan Hubicka <jh@suse.cz>
2454 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2455 (dump_cgraph_node): Dump new flags.
2456 * cgraph.h (struct cgraph_node): Add flags
2457 reachable_from_other_partition and in_other_partition.
2458 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2459 other partition can not be removed.
2460 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2461 the other partition must be output; silence sanity checking on
2462 leaking functions bodies from other paritition.
2463 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2464 (lto_output_node): Output new flags; do not sanity check that inline
2465 clones are output; drop lto_forced_extern_inline_p code; do not mock
2466 visibility flags at partition boundaries.
2467 (add_node_to): New function.
2468 (output_cgraph): Use it to sort functions so masters appear before
2470 (input_overwrite_node): Input new flags.
2471 * passes.c (ipa_write_summaries): Do not call
2472 lto_new_extern_inline_states.
2473 * lto-section-out.c (forced_extern_inline,
2474 lto_new_extern_inline_states lto_delete_extern_inline_states,
2475 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2476 * lto-streamer.h (lto_new_extern_inline_states,
2477 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2478 lto_forced_extern_inline_p): Kill.
2480 2010-04-20 Richard Guenther <rguenther@suse.de>
2482 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2483 from vars that can have pointers.
2484 (process_constraint): Dump useless constraints.
2486 2010-04-20 Richard Guenther <rguenther@suse.de>
2488 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2489 (dump_sa_points_to_info): Remove asserts.
2490 (init_base_vars): nothing_id isn't an escape point nor does it
2493 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2495 * tree.h (TYPE_REF_IS_RVALUE): Define.
2496 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2497 should_move_die_to_comdat, prune_unused_types_walk): Handle
2498 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2499 (modified_type_die, gen_reference_type_die): Emit
2500 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2501 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2503 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2506 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2507 calls for -fpic -m31 if they have been sibcall optimized.
2509 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2511 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2512 ar.lc fixed and call-used.
2514 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2516 2010-04-19 Jan Hubicka <jh@suse.cz>
2518 * opts.c (decode_options): Disable whpr incompatible passes.
2519 * lto/lto.c (lto_1_to_1_map): Skip clones.
2520 (read_cgraph_and_symbols): Do not mark everything as needed.
2521 (do_whole_program_analysis): Do map only after optimizing;
2522 set proper cgraph_state; use passmanager.
2524 2010-04-19 DJ Delorie <dj@redhat.com>
2526 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2527 POINTER_PLUS_EXPR and fix them.
2529 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2531 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2532 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2533 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2534 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2535 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2536 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2537 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2538 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2539 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2540 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2541 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2543 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2545 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2546 (check_cond_move_block): Likewise.
2547 (cond_move_process_if_block): Likewise.
2548 (noce_find_if_block): Improve formatting.
2549 (find_if_header): Pass 0 to memset and tweak conditions.
2550 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2552 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2554 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2558 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2559 with non-local decl doesn't need chain.
2561 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2563 * ira-color.c (allocno_reload_assign): Avoid accumulating
2564 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2566 2010-04-19 Martin Jambor <mjambor@suse.cz>
2568 * gimple.h (create_tmp_reg): Declare.
2569 * gimplify.c (create_tmp_reg): New function.
2570 (gimplify_return_expr): Use create_tmp_reg.
2571 (gimplify_omp_atomic): Likewise.
2572 (gimple_regimplify_operands): Likewise.
2573 * tree-dfa.c (make_rename_temp): Likewise.
2574 * tree-predcom.c (predcom_tmp_var): Likewise.
2575 (reassociate_to_the_same_stmt): Likewise.
2576 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2577 (get_replaced_param_substitute): Likewise.
2578 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2579 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2580 * tree-ssa-pre.c (get_representative_for): Likewise.
2581 (create_expression_by_pieces): Likewise.
2582 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
2583 (create_tailcall_accumulator): Likewise.
2585 2010-04-19 Martin Jambor <mjambor@suse.cz>
2587 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
2589 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2591 2010-04-19 Richard Guenther <rguenther@suse.de>
2593 PR tree-optimization/43796
2594 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2595 from SCEV in the lattice.
2596 (vrp_visit_phi_node): Dump change.
2598 2010-04-19 Richard Guenther <rguenther@suse.de>
2600 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
2601 * configure: Re-generated.
2603 2010-04-19 Richard Guenther <rguenther@suse.de>
2605 PR tree-optimization/43783
2606 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
2607 constant ARRAY_REF operands two and three if possible.
2609 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
2612 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2614 2010-04-19 Jie Zhang <jie@codesourcery.com>
2617 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2619 2010-04-19 Ira Rosen <irar@il.ibm.com>
2621 PR tree-optimization/37027
2622 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
2623 and macro to access it.
2624 (vectorizable_reduction): Add argument.
2625 (vect_get_slp_defs): Likewise.
2626 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
2627 statements for possible use in SLP.
2628 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
2629 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
2630 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
2632 (vectorizable_reduction): Likewise.
2633 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2635 (vectorizable_type_demotion, vectorizable_type_promotion,
2636 vectorizable_store): Likewise.
2637 (vect_analyze_stmt): Update call to vectorizable_reduction.
2638 (vect_transform_stmt): Likewise.
2639 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2640 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2641 from different interleaving chains in same node.
2642 (vect_slp_rearrange_stmts): New function.
2643 (vect_supported_load_permutation_p): Allow load permutations for
2644 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2645 inside SLP nodes if necessary.
2646 (vect_analyze_slp_instance): Handle reductions.
2647 (vect_analyze_slp): Try to build SLP instances originating from groups
2649 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2650 (vect_get_constant_vectors): Create initial vectors for reductions
2651 according to reduction code. Add new argument.
2652 (vect_get_slp_defs): Add new argument, pass it to
2653 vect_get_constant_vectors.
2654 (vect_schedule_slp_instance): Remove SLP tree root statements.
2656 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2658 * tree.h (ENUM_IS_SCOPED): Define.
2659 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2660 for ENUM_IS_SCOPED enums.
2662 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2664 * fold-const.c (fold_comparison): Use ssizetype.
2665 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2666 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2667 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2668 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2670 * tree.h (initialize_sizetypes): Remove parameter.
2671 (build_common_tree_nodes): Remove second parameter.
2672 * stor-layout.c (initialize_sizetypes): Remove parameter.
2673 Always create an unsigned type.
2674 (set_sizetype): Assert that the passed type is unsigned and simplify.
2675 * tree.c (build_common_tree_nodes): Remove second parameter.
2676 Adjust call to initialize_sizetypes.
2677 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2678 build_common_tree_nodes.
2680 2010-04-18 Matthias Klose <doko@ubuntu.com>
2682 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2684 2010-04-18 Ira Rosen <irar@il.ibm.com>
2686 PR tree-optimization/43771
2687 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2688 load permutation doesn't have gaps.
2690 2010-04-18 Jan Hubicka <jh@suse.cz>
2692 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2693 (sse_prologue_save_insn expander): Use new pattern.
2694 (sse_prologue_save_insn1): New pattern and splitter.
2695 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2697 * i386.c (setup_incoming_varargs_64): Do not compute jump
2699 (ix86_gimplify_va_arg): Update alignment needed.
2700 (ix86_local_alignment): Do not align all local arrays to 128bit.
2702 2010-04-17 Jan Hubicka <jh@suse.cz>
2704 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2706 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2708 * arm.md (negdi2): Remove redundant code to force values into a
2711 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2713 * arm/bpabi.S: Add EABI alignment attributes to objects.
2714 * arm/bpabi-v6m.S: Likewise.
2715 * arm/crti.asm: Likewise.
2716 * arm/crtn.asm: Likewise.
2717 * arm/lib1funcs.asm: Likewise.
2718 * arm/libunwind.S: Likewise.
2720 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2722 * arm-protos.h (tune_params): New structure.
2723 * arm.c (current_tune): New variable.
2724 (arm_constant_limit): Delete.
2725 (struct processors): Add pointer to the tune parameters.
2726 (arm_slowmul_tune): New tuning option.
2727 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
2728 (all_cores): Adjust to pick up the tuning model.
2729 (arm_constant_limit): New function.
2730 (arm_override_options): Select the appropriate tuning model. Delete
2731 initialization of arm_const_limit.
2732 (arm_split_constant): Use the new constant-limit model.
2733 (arm_rtx_costs): Pick up the current tuning model.
2734 * arm.md (is_strongarm, is_xscale): Delete.
2735 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
2736 for Xscale variant architectures.
2737 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
2739 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2741 * config/arm/arm.c (arm_gen_constant): Remove unused variable
2743 (arm_rtx_costs_1): Remove unused variable extra_cost.
2744 (arm_unwind_emit_set): Use variable offset.
2745 (thumb1_output_casesi): Remove unused variable flags.
2747 2010-04-16 Jeff Law <law@redhat.com>
2749 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
2750 needing assignment rather than doing a two-phase assignment. Remove
2751 unused variable 'm'.
2753 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2756 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
2758 2010-04-16 Doug Kwan <dougkwan@google.com>
2760 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
2761 (next_operand_entry_id): New static variable.
2762 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
2763 (add_to_ops_vec): Assigned unique ID to operand entry.
2764 (struct oecount_s): New field ID.
2765 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
2766 (undistribute_ops_list): Assign unique IDs to oecounts.
2767 (init_reassoc): reset next_operand_entry_id.
2769 2010-04-16 Doug Kwan <dougkwan@google.com>
2771 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
2772 missing left parenthesis.
2774 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
2776 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
2777 *btdi_rex64 using SWI48 mode iterator.
2778 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
2779 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
2780 *jcc_btdi_mask_rex64.
2782 2010-04-16 Anatoly Sokolov <aesok@post.ru>
2784 * double-int.h (tree_to_double_int): Convert to macro.
2785 * double-int.c (tree_to_double_int): Remove.
2787 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2790 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
2791 with want_address 2 and in case a single element list might be
2792 possible, call it again with want_address 0.
2794 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2796 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
2797 case 'W' print operands for HI mode.
2798 * config/h8300/h8300.h (Y0, Y2) : New constraints.
2799 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
2800 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
2801 * config/h8300/predicate.md (bit_register_indirect_operand): New.
2803 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
2805 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
2806 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
2807 #xx:3 and #xx:4 mode.
2809 * config/h8300/h8300.md (inverted load with HImode dest): Add
2810 support for H8300SX.
2812 * config/h8300/predicate.md (bit_operand): Allow immediate values that
2813 satisfy 'U' constraint.
2815 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2817 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
2818 * configure: Regenerate.
2819 * config.in: Regenerate.
2820 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
2823 2010-04-16 Richard Guenther <rguenther@suse.de>
2825 * tree.h (struct tree_decl_minimal): Move pt_uid ...
2826 (struct tree_decl_common): ... here.
2827 (DECL_PT_UID): Adjust.
2828 (SET_DECL_PT_UID): Likewise.
2829 (DECL_PT_UID_SET_P): Likewise.
2831 2010-04-16 Richard Guenther <rguenther@suse.de>
2833 PR tree-optimization/43572
2834 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
2835 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
2836 * tree-flow.h (is_call_clobbered): Remove.
2837 * tree-flow-inline.h (is_call_clobbered): Likewise.
2838 * tree-dfa.c (dump_variable): Do not dump call clobber state.
2839 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
2840 (execute_return_slot_opt): Adjust.
2841 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
2842 check for call clobbered vars here.
2843 (find_tail_calls): Move tailcall verification to the
2846 2010-04-16 Diego Novillo <dnovillo@google.com>
2848 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
2850 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2853 * config/arm/arm.md (cbranchqi4): New pattern.
2854 * config/arm/predicates.md (const0_operand,
2855 cbranchqi4_comparison_operator): New predicates.
2857 2010-04-16 Richard Guenther <rguenther@suse.de>
2859 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
2860 (dump_gimple_stmt): Likewise.
2862 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2864 * recog.h (struct recog_data): New field is_operator.
2865 (struct insn_operand_data): New field is_operator.
2866 * recog.c (extract_insn): Set recog_data.is_operator.
2867 * genoutput.c (output_operand_data): Emit code to set the
2869 * reload.c (find_reloads): Use it rather than testing for an
2870 empty constraint string.
2873 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
2874 If the previous insn is a cbranchsi4_insn with the same arguments,
2875 omit the compare instruction.
2877 * config/arm/arm.md (addsi3_cbranch): If destination is a high
2878 register, inputs must be low registers and we need a low register
2879 scratch. Handle alternative 2 like alternative 3.
2881 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2883 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
2884 don't call get_addr on both. If one expression is a VALUE and
2885 the other a REG, check VALUE's locs if the REG isn't among them.
2887 2010-04-16 Christian Bruel <christian.bruel@st.com>
2889 * config/sh/sh.h (sh_frame_pointer_required): New function.
2890 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
2891 (flag_omit_frame_pointer) Set.
2892 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
2893 (rounded_frame_size): Adjust size with outgoing_args_size.
2894 (sh_set_return_address): Must return from stack pointer.
2895 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
2896 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2897 (ACCUMULATE_OUTGOING_ARGS): Define.
2898 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
2899 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
2901 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2904 * config/sh/sh.c (sh_legitimize_reload_address): Use
2905 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
2906 Remove a unneeded check for offset_base.
2908 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
2910 * configure: Regenerated.
2912 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2914 * config/s390/s390.c (s390_call_save_register_used): Switch back
2915 to HARD_REGNO_NREGS.
2917 2010-04-15 Richard Guenther <rguenther@suse.de>
2919 * alias.c (alias_set_subset_of): Handle alias-set zero
2922 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
2923 Julian Brown <julian@codesourcery.com>
2925 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
2926 alternatives according to use of high and low regs.
2927 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
2928 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
2929 optimizing for size on Thumb-2.
2931 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
2933 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
2935 2010-04-15 Richard Guenther <rguenther@suse.de>
2937 * tree-ssa-structalias.c (struct variable_info): Add
2939 (new_var_info): Initialize it.
2940 (dump_constraints): Support printing last added constraints.
2941 (debug_constraints): Adjust.
2942 (dump_constraint_graph): Likewise.
2943 (make_heapvar_for): Check for NULL cfun.
2944 (get_function_part_constraint): New function.
2945 (get_fi_for_callee): Likewise.
2946 (find_func_aliases): Properly implement IPA PTA constraints.
2947 (process_ipa_clobber): New function.
2948 (find_func_clobbers): Likewise.
2949 (insert_into_field_list_sorted): Remove.
2950 (create_function_info_for): Properly allocate vars for IPA mode.
2951 Do not use insert_into_field_list_sorted.
2952 (create_variable_info_for): Properly generate constraints for
2953 global vars in IPA mode.
2954 (dump_solution_for_var): Always dump the solution.
2955 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
2956 (find_what_var_points_to): Adjust.
2957 (pt_solution_set): Change.
2958 (pt_solution_ior_into): New function.
2959 (pt_solution_empty_p): Export.
2960 (pt_solution_includes_global): Adjust.
2961 (pt_solution_includes_1): Likewise.
2962 (pt_solutions_intersect_1): Likewise.
2963 (dump_sa_points_to_info): Check some invariants.
2964 (solve_constraints): Move constraint dumping ...
2965 (compute_points_to_sets): ... here.
2966 (ipa_pta_execute): ... and here.
2967 (compute_may_aliases): Do not re-compute points-to info
2968 locally if IPA info is available.
2969 (ipa_escaped_pt): New global var.
2970 (ipa_pta_execute): Properly implement IPA PTA.
2971 * tree-into-ssa.c (dump_decl_set): Support dumping
2972 decls not in referenced-vars.
2973 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
2974 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
2975 (dump_points_to_solution): Likewise.
2976 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
2977 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
2978 (remap_gimple_stmt): Reset call clobber/use information if necessary.
2979 (copy_decl_to_var): Copy DECL_PT_UID.
2980 (copy_result_decl_to_var): Likewise.
2981 * tree.c (make_node_stat): Initialize DECL_PT_UID.
2982 (copy_node_stat): Copy it.
2983 * tree.h (DECL_PT_UID): New macro.
2984 (SET_DECL_PT_UID): Likewise.
2985 (DECL_PT_UID_SET_P): Likewise.
2986 (struct tree_decl_minimal): Add pt_uid member.
2987 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
2988 (pt_solution_empty_p): Declare.
2989 (pt_solution_set): Adjust.
2990 (ipa_escaped_pt): Declare.
2991 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
2992 * gimple-pretty-print.c (pp_points_to_solution): New function.
2993 (dump_gimple_call): Dump call clobber/use information.
2994 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
2995 * tree-pass.h (TDF_ALIAS): New dump option.
2996 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
2997 * doc/invoke.texi (-fipa-pta): Update documentation.
2999 2010-04-15 Richard Guenther <rguenther@suse.de>
3001 * Makefile.in (OBJS-common): Add gimple-fold.o.
3002 (gimple-fold.o): New rule.
3003 * tree.h (maybe_fold_offset_to_reference,
3004 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
3006 * gimple.h: ... here.
3007 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
3008 may_propagate_address_into_dereference): Move prototypes ...
3009 * gimple.h: ... here.
3010 * tree-ssa-ccp.c (get_symbol_constant_value,
3011 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
3012 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
3013 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
3014 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
3015 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
3016 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
3017 gimplify_and_update_call_from_tree): Move ...
3018 * gimple-fold.c: ... here. New file.
3019 (ccp_fold_builtin): Rename to ...
3020 (gimple_fold_builtin): ... this.
3021 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
3023 2010-04-15 Richard Guenther <rguenther@suse.de>
3025 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
3026 fit_double_type, force_fit_type_double, add_double_with_sign,
3027 neg_double, mul_double_with_sign, lshift_double, rshift_double,
3028 lrotate_double, rrotate_double, div_and_round_double): Move ...
3029 * double-int.c: ... here.
3030 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
3031 add_double, neg_double, mul_double_with_sign, mul_double,
3032 lshift_double, rshift_double, lrotate_double, rrotate_double,
3033 div_and_round_double): Move prototypes ...
3034 * double-int.h: ... here.
3036 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
3039 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
3040 matching constraints to ensure inputs match the output.
3042 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3045 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
3046 in an input-only operand.
3048 2010-04-15 Anatoly Sokolov <aesok@post.ru>
3050 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
3051 (double_int_not, double_int_lshift, double_int_rshift): Declare.
3052 (double_int_negative_p): Convert to static inline function.
3053 * double-int.c (double_int_lshift, double_int_lshift): New functions.
3054 (double_int_negative_p): Remove.
3055 * tree.h (lshift_double, rshift_double):
3056 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
3057 * fold-const.c (fold_convert_const_int_from_real,
3058 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
3059 (lshift_double): Change type of arith argument to bool.
3060 (rshift_double): Change type of arith argument to bool. Correct
3062 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3064 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
3067 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
3068 at the start and end of the then/else blocks, and omit them from the
3070 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
3071 argument; all callers changed. Pass zero to old_insns_match_p instead.
3072 (flow_find_head_matching_sequence): New function.
3073 (old_insns_match_p): Check REG_EH_REGION notes for calls.
3074 * basic-block.h (flow_find_cross_jump,
3075 flow_find_head_matching_sequence): Declare functions.
3077 2010-04-14 Jason Merrill <jason@redhat.com>
3080 * c-common.c (attribute_takes_identifier_p): New fn.
3081 * c-common.h: Declare it.
3083 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3085 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
3087 (*udivmod<mode>4): Ditto.
3089 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3091 * config/i386/i386.md (maxmin_int): Rename code attribute from
3092 maxminiprefix and update all users.
3093 (maxmin_float): Ditto from maxminfprefix.
3094 (logic): Ditto from logicprefix.
3095 (absneg_mnemonic): Ditto from absnegprefix.
3096 * config/i386/mmx.md: Update all users of maxminiprefix,
3097 maxminfprefix and logicprefix for rename.
3098 * config/i386/sse.md: Ditto.
3099 * config/i386/sync.md (sync_<code><mode>): Update for
3102 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
3105 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
3106 warnings converted to errors.
3108 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3110 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
3111 used insn_type variable.
3112 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
3113 to avoid set-but-not-used warning.
3115 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3117 * df-core.c (df_ref_debug): Change format string placeholder
3119 * dwarf2asm.c (dw2_asm_output_data_raw,
3120 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
3121 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
3122 * dwarf2out.c (output_cfi, output_cfi_directive,
3123 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
3124 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
3126 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
3127 * print-rtl.c (print_rtx): Ditto.
3129 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3132 * builtins.c (expand_builtin_pow_root): New function to expand pow
3133 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
3134 series of sqrt and cbrt calls under -ffast-math.
3135 (expand_builtin_pow): Call it.
3137 2010-04-14 Michael Matz <matz@suse.de>
3139 PR tree-optimization/42963
3140 * tree-cfg.c (touched_switch_bbs): New static variable.
3141 (group_case_labels_stmt): New function broken out from ...
3142 (group_case_labels): ... here, use the above.
3143 (start_recording_case_labels): Allocate touched_switch_bbs.
3144 (end_recording_case_labels): Deallocate it, call
3145 group_case_labels_stmt.
3146 (gimple_redirect_edge_and_branch): Remember index of affected BB.
3148 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3150 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
3153 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3155 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
3157 2010-04-13 Jan Hubicka <jh@suse.cz>
3159 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
3160 of optimized out static functions.
3161 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
3162 cost computation. Also sanity check for overflows.
3163 (update_caller_keys): Update cgraph_edge_badness call; properly
3164 update fibheap and sanity check that it is up to date.
3165 (add_new_edges_to_heap): Update cgraph_edge_badness.
3166 (cgraph_decide_inlining_of_small_function): Likewise;
3167 add sanity checking that badness in heap is up to date;
3168 improve dumping of reason; Update badness of calls to the
3169 offline copy of function currently inlined; dump badness
3170 of functions not inlined because of unit growth limits.
3172 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3175 * c-common.c (pointer_int_sum): Disregard overflow that occured only
3176 because of sign-extension change when converting to sizetype here...
3177 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
3179 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
3180 the folding to constants. Remove redundant final conversion.
3181 (fold_binary) <associate>: Do not associate if the re-association of
3182 constants alone overflows.
3183 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
3184 to the end of the list.
3185 (multiple_of_p) <COND_EXPR>: New case.
3187 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
3189 * opt-functions.awk (opt_sanitized_name): New.
3191 * optc-gen.awk: Use it
3192 * opth-gen.awk: Use it.
3194 2010-04-13 Martin Jambor <mjambor@suse.cz>
3196 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
3197 (sra_modify_assign): Delete stmts loading dead data even if racc has no
3198 children. Call replace_uses_with_default_def_ssa_name to handle
3201 2010-04-13 Michael Matz <matz@suse.de>
3204 * builtins.c (expand_builtin_interclass_mathfn): Also create
3205 a register if the predicate doesn't match.
3207 2010-04-13 Diego Novillo <dnovillo@google.com>
3209 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
3210 * c-pch.c: Include timevar.h.
3211 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
3212 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
3213 * ggc-common.c: Include timevar.h.
3214 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
3215 * timevar.def (TV_PCH_SAVE): Define.
3216 (TV_PCH_CPP_SAVE): Define.
3217 (TV_PCH_PTR_REALLOC): Define.
3218 (TV_PCH_PTR_SORT): Define.
3219 (TV_PCH_RESTORE): Define.
3220 (TV_PCH_CPP_RESTORE): Define.
3222 2010-04-13 Michael Matz <matz@suse.de>
3224 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
3226 (can_reassociate_p): New function.
3227 (break_up_subtract_bb, reassociate_bb): Use it.
3229 2010-04-13 Richard Guenther <rguenther@suse.de>
3232 * builtins.c (c_readstr): Fix assert.
3234 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
3236 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
3237 when generating cltd insn.
3239 (*ashl<mode>3_1): Remove special handling for register operand 2.
3240 (*ashlsi3_1_zext): Ditto.
3241 (*ashlhi3_1): Ditto.
3242 (*ashlhi3_1_lea): Ditto.
3243 (*ashlqi3_1): Ditto.
3244 (*ashlqi3_1_lea): Ditto.
3245 (*<shiftrt_insn><mode>3_1): Ditto.
3246 (*<shiftrt_insn>si3_1_zext): Ditto.
3247 (*<shiftrt_insn>qi3_1_slp): Ditto.
3248 (*<rotate_insn><mode>3_1): Ditto.
3249 (*<rotate_insn>si3_1_zext): Ditto.
3250 (*<rotate_insn>qi3_1_slp): Ditto.
3252 2010-04-13 Richard Guenther <rguenther@suse.de>
3254 * tree-ssa-structalias.c (callused_id): Remove.
3255 (call_stmt_vars): New.
3256 (get_call_vi): Likewise.
3257 (lookup_call_use_vi): Likewise.
3258 (lookup_call_clobber_vi): Likewise.
3259 (get_call_use_vi): Likewise.
3260 (get_call_clobber_vi): Likewise.
3261 (make_transitive_closure_constraints): Likewise.
3262 (handle_const_call): Adjust to do per-call call-used handling.
3263 (handle_pure_call): Likewise.
3264 (find_what_var_points_to): Remove general callused handling.
3265 (init_base_vars): Likewise.
3266 (init_alias_vars): Initialize call_stmt_vars.
3267 (compute_points_to_sets): Process call-used and call-clobbered
3268 vars for call statements.
3269 (delete_points_to_sets): Free call_stmt_vars.
3271 2010-04-13 Richard Guenther <rguenther@suse.de>
3273 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3274 Only add RW dependence for dependence distance zero.
3275 Adjust maximal vectorization factor according to dependences.
3276 Move alignment handling ...
3277 (vect_find_same_alignment_drs): ... here. New function.
3278 (vect_analyze_data_ref_dependences): Adjust.
3279 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
3280 (vect_analyze_data_refs): Adjust minimal vectorization factor
3281 according to data references.
3282 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
3283 dependences before determining the vectorization factor.
3284 Analyze alignment after determining the vectorization factor.
3285 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
3286 dependences before alignment.
3287 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
3289 (vect_analyze_data_refs): Likewise.
3290 (MAX_VECTORIZATION_FACTOR): New define.
3292 2010-04-13 Duncan Sands <baldrick@free.fr>
3294 * except.h (lang_eh_type_covers): Remove.
3295 * except.c (lang_eh_type_covers): Likewise.
3297 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3298 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3300 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
3301 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
3302 UNITS_PER_LONG where it is ABI relevant.
3303 (s390_return_addr_rtx): Likewise.
3304 (s390_back_chain_rtx): Likewise.
3305 (s390_frame_area): Likewise.
3306 (s390_frame_info): Likewise.
3307 (s390_initial_elimination_offset): Likewise.
3308 (save_gprs): Likewise.
3309 (s390_emit_prologue): Likewise.
3310 (s390_emit_epilogue): Likewise.
3311 (s390_function_arg_advance): Likewise.
3312 (s390_function_arg): Likewise.
3313 (s390_va_start): Likewise.
3314 (s390_gimplify_va_arg): Likewise.
3315 (s390_function_profiler): Likewise.
3316 (s390_optimize_prologue): Likewise.
3317 (s390_rtx_costs): Likewise.
3318 (s390_secondary_reload): Likewise.
3319 (s390_promote_function_mode): Likewise.
3320 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
3321 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
3322 registers available.
3323 (s390_unwind_word_mode): New function.
3324 (s390_function_value): Split 64 bit values into register pair if
3325 used as return value.
3326 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
3327 function call parameters. Handle parallels.
3328 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
3329 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
3330 (DWARF_CIE_DATA_ALIGNMENT): New macro.
3331 (s390_expand_setmem): Remove unused variable src_addr.
3332 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
3333 deal with 64 bit registers.
3334 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
3335 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
3336 (UNITS_PER_LONG): New macro.
3337 * libjava/include/s390-signal.h: Define extended ucontext
3338 structure containing the upper halfs of the 64 bit registers.
3340 2010-04-13 Simon Baldwin <simonb@google.com>
3342 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
3344 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3346 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
3347 rvalue on the RHS if the LHS is of a non-renamable type.
3348 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
3350 2010-04-13 Matthias Klose <doko@ubuntu.com>
3352 * gcc.c (cc1_options): Handle -iplugindir before processing
3353 the cc1 spec. Only add -iplugindir once.
3354 (cpp_unique_options): Add -iplugindir option if -fplugin* options
3356 * common.opt (iplugindir): Remove `Separate' property, initialize.
3357 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
3359 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
3360 (distclean): Remove plugin dir.
3361 * doc/invoke.texi: Document -iplugindir.
3363 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
3365 * doc/plugins.texi (Loading Plugins): Document short
3366 -fplugin=foo option.
3367 (Plugin API): Mention default_plugin_dir_name function.
3369 * gcc.c (find_file_spec_function): Add new declaration.
3370 (static_spec_func): Use it for "find-file".
3371 (find_file_spec_function): Add new function.
3372 (cc1_options): Add -iplugindir option if -fplugin* options found.
3374 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
3376 * plugin.c (add_new_plugin): Updated comment, and handle short
3378 (default_plugin_dir_name): Added new function.
3380 * common.opt (iplugindir): New option to set the plugin directory.
3382 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
3384 * config/i386/i386.md (any_rotate): New code iterator.
3385 (rotate_insn): New code attribute.
3387 (SWIM124): New mode iterator.
3388 (<rotate_insn>ti3): New expander.
3389 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
3390 any_rotate code iterator.
3391 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
3392 using any_rotate code iterator and SWIM124 mode iterator.
3393 (ix86_rotlti3): New insn_and_split pattern.
3394 (ix86_rotrti3): Ditto.
3395 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
3396 ix86_rotl{di,ti}3 patterns.
3397 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
3398 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
3399 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
3400 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
3401 code iterator and SWI mode iterator.
3402 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
3403 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
3405 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
3406 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
3407 (bswap rotatert splitter): Add splitter.
3408 (bswap splitter): Macroize splitter using any_rotate code iterator.
3409 Add insn predicate to split only for TARGET_USE_XCHGB or when
3410 optimizing function for size.
3412 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3414 * config/pa/pa.c (emit_move_sequence): Remove use of
3415 deleted variable flag_argument_noalias.
3417 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3419 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
3421 Add to unsupported targets list.
3422 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
3423 sparc*-sun-solaris2.[567]* from target lists.
3424 * configure: Regenerate.
3425 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
3427 Remove Solaris 7 patch references.
3428 (Specific, sparc-sun-solaris2.7): Removed.
3429 (sparc-sun-solaris2*): Update Solaris 7 example.
3430 (sparc64-*-solaris2*): Likewise.
3432 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3434 * config.build (alpha*-dec-osf4*): Remove.
3435 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
3436 of obsolete configurations.
3437 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
3439 * config/alpha/t-osf4: Renamed to ...
3440 * config/alpha/t-osf5: ... this.
3441 * config/alpha/osf.h: Renamed to ...
3442 * config/alpha/osf5.h: ... this.
3443 Merged old osf5.h contents.
3445 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
3446 (EXTRA_SPECS): Removed.
3447 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
3448 reflect removal of Tru64 UNIX V4.0/V5.0 support.
3451 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3453 * doc/contrib.texi (Contributors, Rainer Orth): Update.
3455 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
3458 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
3459 __thiscall convention.
3461 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3463 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
3465 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
3467 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3469 * function.c (assign_parms_initialize_all): Add unused attribute
3472 2010-04-12 Richard Guenther <rguenther@suse.de>
3474 * gsstruct.def (GSS_CALL): New.
3475 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
3476 * gimple.h: Include tree-ssa-alias.h.
3477 (struct gimple_statement_call): New.
3478 (union gimple_statement_struct_d): Add gimple_call member.
3479 (gimple_call_reset_alias_info): Declare.
3480 (gimple_call_use_set): New function.
3481 (gimple_call_clobber_set): Likewise.
3482 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
3483 * gimple.c (gimple_call_reset_alias_info): New function.
3484 (gimple_build_call_1): Call it.
3485 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3486 * tree-inline.c (remap_gimple_stmt): Likewise.
3487 (expand_call_inline): Remove callused handling.
3488 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
3489 * tree-dfa.c (dump_variable): Likewise.
3490 * tree-parloops.c (parallelize_loops): Likewise.
3491 * tree-ssa.c (init_tree_ssa): Likewise.
3492 (delete_tree_ssa): Likewise.
3493 * tree-flow-inline.h (is_call_used): Remove.
3494 * tree-flow.h (struct gimple_df): Remove callused member.
3495 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
3496 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
3497 (ref_maybe_used_by_call_p_1): Simplify.
3498 (call_may_clobber_ref_p_1): Likewise.
3499 * tree-ssa-structalias.c (compute_points_to_sets): Set
3500 the call stmt used and clobbered sets.
3501 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
3502 (find_tail_calls): Verify the tail call.
3504 2010-04-12 Richard Guenther <rguenther@suse.de>
3506 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
3507 single-iteration always-inline inlining.
3508 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
3509 (cgraph_decide_inlining): Do not handle always-inline specially.
3510 (try_inline): Remove always-inline cycle detection special case.
3511 Do not recurse on always-inlines.
3512 (cgraph_early_inlining): Do not iterate if not optimizing.
3513 (cgraph_gate_early_inlining): remove.
3514 (pass_early_inline): Run unconditionally.
3515 (gate_cgraph_decide_inlining): New function.
3516 (pass_ipa_inline): Use it. Do not run the IPA inliner if
3517 not inlining or optimizing.
3518 (cgraph_decide_inlining_of_small_functions): Also consider
3519 always-inline functions.
3520 (cgraph_default_inline_p): Return true for nodes which should
3521 disregard inline limits.
3522 (estimate_function_body_sizes): Assume zero size and time for
3523 nodes which are marked as disregarding inline limits.
3524 (cgraph_decide_recursive_inlining): Do not perform recursive
3525 inlining on always-inline nodes.
3527 2010-04-12 Jakub Jelinek <jakub@redhat.com>
3530 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
3531 for exprs satisfying handled_component_p.
3533 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
3535 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
3536 non-constant aggregate elements.
3538 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
3539 is a real initialization.
3541 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
3544 * c-decl.c (start_function): Move forward check for nested function.
3546 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3548 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
3549 * config/sh/sh.c: Include reload.h.
3550 (sh_legitimize_reload_address): New.
3551 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
3552 sh_legitimize_reload_address.
3554 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3556 * config/sh/sh.md (*movqi_pop): New insn pattern.
3557 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
3559 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3561 * config/i386/i386.md (any_shiftrt): New code iterator.
3562 (shiftrt_insn): New code attribute.
3564 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
3565 using any_shiftrt code iterator.
3566 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
3567 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
3568 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
3569 pattern from corresponding peephole2 patterns.
3570 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
3571 using any_shiftrt code iterator.
3572 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
3573 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
3574 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
3575 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
3576 *{ashr,lshr}<mode>3_cmp_zext.
3577 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
3579 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3581 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
3583 (*lshr<mode>3_cconly): Ditto.
3585 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3587 * config/i386/i386.md (lshr<mode>3): Macroize expander from
3588 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3589 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3590 pattern from *lshr{di,ti}3_1 and corresponding splitters using
3592 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3593 from corresponding peephole2 patterns.
3594 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
3595 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
3596 and *lshrdi3_1_rex64 using SWI mode iterator.
3597 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
3598 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
3599 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
3600 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
3601 and *lshrdi3_cmp_rex64 using SWI mode iterator.
3602 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
3603 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
3604 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
3605 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
3608 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
3610 * config/i386/i386.md (ashr<mode>3): Macroize expander from
3611 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3612 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3613 pattern from *ashr{di,ti}3_1 and corresponding splitters using
3615 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3616 from corresponding peephole2 patterns.
3617 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
3618 (ashrsi3_cvt): Rename from ashrsi3_31.
3619 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
3620 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
3621 and x86_64_shift_adj_3 using SWI48 mode iterator.
3622 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
3623 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
3624 and *ashrdi3_1_rex64 using SWI mode iterator.
3625 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
3626 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
3627 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
3628 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
3629 and *ashrdi3_cmp_rex64 using SWI mode iterator.
3630 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
3631 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
3632 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
3633 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
3635 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
3636 * config/i386/i386.c (ix86_split_ashr): Update for renamed
3637 x86_shift<mode>_adj_3 expanders.
3639 2010-04-10 Wei Guozhi <carrot@google.com>
3642 * config/arm/arm.c (arm_pic_static_addr): New function.
3643 (legitimize_pic_address): Call arm_pic_static_addr when it detects
3645 (arm_output_addr_const_extra): Output expression for new pattern.
3646 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
3648 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
3650 * ira-costs.c (record_reg_classes): Ignore alternatives that are
3653 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
3654 * web.c: Include "insn-config.h" and "recog.h".
3655 (union_match_dups): New function.
3656 (web_main): Call it.
3657 (union_defs): Don't try to recognize match_dups.
3659 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
3660 if doing so would replace the entire pattern.
3662 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3666 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
3667 and splitter pattern. Change splitter operand 1 predicate to
3670 2010-04-09 Martin Jambor <mjambor@suse.cz>
3672 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
3673 lattices are addresses of CONST_DECLs with the same initial value.
3674 (ipcp_print_all_lattices): Print values of CONST_DECLs.
3675 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3677 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
3678 Bernd Schmidt <bernds@codesourcery.com>
3680 * loop-invariant.c (replace_uses): New static function.
3681 (move_invariant_reg): Use it to ensure we can replace the uses.
3683 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
3685 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
3687 (picochip_override_options): Enable section anchors only above -O1.
3688 (picochip_reorg): Fixed a couple of build warnings.
3690 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3692 * configure.ac (plugin -rdynamic test): Log result.
3693 * configure: Regenerate.
3694 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
3695 (RDYNAMIC_SPEC): Define.
3696 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
3698 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3700 * configure.ac: Determine Sun ld version numbers.
3701 (comdat_group): Restrict GNU ld version checks to gld.
3702 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
3703 (enable_comdat): Support --enable-comdat.
3704 * configure: Regenerate.
3705 * doc/install.texi (Configuration): Document --enable-comdat.
3707 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3709 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
3710 * config/sol2-gld.h: ... here.
3711 * config.gcc (sparc*-*-solaris2*): Reflect this.
3712 (i[34567]86-*-solaris2*): Use it.
3714 2010-04-09 Steve Ellcey <sje@cup.hp.com>
3716 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
3718 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
3720 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3723 * diagnostic.c (diagnostic_initialize): Initialize
3724 some_warnings_are_errors.
3725 (diagnostic_finish): New.
3726 (diagnostic_action_after_output): Call it before exiting.
3727 (diagnostic_report_diagnostic): Do not print message here. Set
3728 some_warnings_are_errors.
3729 * diagnostic.h (diagnostic_context): Delete
3730 issue_warnings_are_errors_message. Add some_warnings_are_errors.
3731 (diagnostic_finish): Declare.
3732 * toplev.c (toplev_main): Call it before exit.
3734 2010-04-09 Jason Merrill <jason@redhat.com>
3737 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
3738 for incomplete type.
3741 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
3742 based on a warning flag.
3744 2010-04-09 Richard Guenther <rguenther@suse.de>
3746 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
3748 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
3751 * varasm.c (default_assemble_visibility): Wrap vars that are
3752 set, but unused, by targets without GAS.
3753 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
3754 Remove set, but unused, vars.
3755 (rs6000_legitimize_tls_address): Likewise.
3756 (altivec_expand_dst_builtin): Likewise.
3757 * config/darwin.c (machopic_classify_symbol): Likewise.
3758 (machopic_indirection_name): Likewise.
3760 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3762 * config/i386/i386.md (DWI): New mode iterator.
3763 (S): New mode attribute.
3764 (shift_operand): Ditto.
3765 (shift_immediate_operand): Ditto.
3766 (ashl_input_operand): Ditto.
3767 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
3768 using SDWIM mode iterator.
3769 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
3770 pattern from *ashl{di,ti}3_1 and corresponding splitters using
3772 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
3773 from corresponding peephole2 patterns.
3774 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
3775 and x86_64_shift_adj_1 using SWI48 mode iterator.
3776 (x86_shift<mode>_adj_2): Ditto.
3777 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
3778 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
3779 using SWI48 mode iterator.
3780 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
3781 *ashldi3_cmp_rex64 using SWI mode iterator.
3782 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
3783 *ashldi3_cconly_rex64 using SWI mode iterator.
3784 * config/i386/i386.c (ix86_split_ashl): Update for renamed
3785 x86_shift<mode>_adj_{1,2}.
3786 (ix86_split_ashr): Ditto.
3787 (ix86_split_lshr): Ditto.
3789 2010-04-09 Richard Guenther <rguenther@suse.de>
3791 * target.h (builtin_conversion): Pass in input and output types.
3792 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
3793 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
3794 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
3795 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
3797 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
3799 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
3801 2010-04-09 Richard Guenther <rguenther@suse.de>
3804 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
3806 2010-04-09 Richard Guenther <rguenther@suse.de>
3808 * tree-vectorizer.h (struct _stmt_vec_info): Document
3809 that vectype is the type of the LHS.
3810 (supportable_widening_operation, supportable_narrowing_operation):
3811 Get both input and output vector types as arguments.
3812 (vect_is_simple_use_1): Declare.
3813 (get_same_sized_vectype): Likewise.
3814 * tree-vect-loop.c (vect_determine_vectorization_factor):
3815 Set STMT_VINFO_VECTYPE to the vector type of the def.
3816 (vectorizable_reduction): Adjust.
3817 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
3818 Adjust. Specify the output vector type.
3819 (vect_pattern_recog_1): Adjust.
3820 * tree-vect-stmts.c (get_same_sized_vectype): New function.
3821 (vectorizable_call): Adjust.
3822 (vectorizable_conversion): Likewise.
3823 (vectorizable_operation): Likewise.
3824 (vectorizable_type_demotion): Likewise.
3825 (vectorizable_type_promotion): Likewise.
3826 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
3828 (vect_is_simple_use_1): New function.
3829 (supportable_widening_operation): Get both input and output
3831 (supportable_narrowing_operation): Likewise.
3832 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
3834 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
3836 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
3837 __thiscall and _thiscall as predefined macros.
3838 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
3839 thiscall attribute handling.
3840 (ix86_comp_type_attributes): Likewise.
3841 (ix86_function_regparm): Likewise.
3842 (ix86_return_pops_args): Likewise.
3843 (init_cumulative_args): Likewise.
3844 (find_drap_reg): Likewise.
3845 (ix86_static_chain): Likewise.
3846 (x86_this_parameter): Likewise.
3847 (x86_output_mi_thunk): Likewise.
3848 (ix86_attribute_table): Add description for thiscall attribute.
3849 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
3850 * doc/extend.texi: Add documentation for thiscall.
3852 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3855 * c.opt (Wint-to-pointer-cast): Available in C++.
3856 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
3858 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
3860 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
3861 * calls.c (expand_call): Pass the function type to aggregate_value_p.
3862 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
3863 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
3864 function type instead. Reorder and simplify checks.
3866 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
3868 2010-04-08 Jing Yu <jingyu@google.com>
3869 Zdenek Dvorak <ook@ucw.cz>
3871 PR tree-optimization/42720
3872 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
3873 loop unswitch conditions here from ...
3874 (tree_unswitch_single_loop): ... here.
3876 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3878 * tree-if-conv.c: Fix comments and simplify logic.
3880 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3882 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
3883 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
3884 (main_tree_if_conversion): Update call to tree_if_conversion.
3886 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3889 * doc/invoke.texi (-b,-V): Delete.
3890 * doc/tm.texi: Do not mention -b.
3891 * gcc.c (display_help): Delete -b and -V.
3892 (process_command): Delete -b and -V.
3893 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
3895 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
3896 Wolfgang Gellerich <gellerich@de.ibm.com>
3898 Implement target hook for loop unrolling
3899 * target.h (loop_unroll_adjust): Add a new target hook function.
3900 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
3901 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
3902 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
3903 (s390_loop_unroll_adjust): Implement the new target hook for s390.
3904 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
3906 (decide_unroll_stupid): Likewise.
3908 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3911 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
3913 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3915 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
3916 (Specific, *-*-solaris2*): Likewise.
3917 Don't prefer Sun as over GNU as.
3919 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
3921 * config/s390/s390.c (override_options): Adjust the z10
3922 defaults for max-unroll-times, max-completely-peeled-insns
3923 and max-completely-peel-times.
3925 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3927 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
3928 instructions for z10.
3929 (s390_expand_setmem): Likewise.
3930 (s390_expand_cmpmem): Likewise.
3932 2010-04-08 Richard Guenther <rguenther@suse.de>
3934 PR tree-optimization/43679
3935 * tree-ssa-pre.c (eliminate): Only propagate copies.
3937 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3940 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
3941 set but not used variable warning.
3943 2010-04-08 Wei Guozhi <carrot@google.com>
3946 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
3947 (arm_size_rtx_costs): Call the new function when optimized for size.
3949 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3952 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
3953 op0 is not a MEM, just return NULL instead of assertion
3955 (discover_nonconstant_array_refs): Don't walk debug stmts.
3957 2010-04-08 Doug Kwan <dougkwan@google.com>
3959 * configure.ac: Recognize gold and do not use its version number
3960 to test ld features.
3961 * configure: Regenerate.
3963 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
3966 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
3967 (negate_value): Move code to push elements to broken_up_substracts ...
3968 (eliminate_plus_minus_pair): ... here. Push operands that have no
3969 negative pair to plus_negates.
3970 (repropagate_negates, init_reassoc, fini_reassoc): Update.
3972 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3974 * doc/install.texi (Configuration): Move description of
3975 --enable-lto, --with-libelf*, --enable-gold from Java section to
3978 * doc/generic.texi (Working with declarations)
3979 (Function Properties, C and C++ Trees): Fix typos.
3980 * doc/sourcebuild.texi (Top Level): Likewise.
3982 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3985 * tree.h (DECL_READ_P): Define.
3986 (struct tree_decl_common): Add decl_read_flag.
3987 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
3988 a set but not used warning.
3989 (merge_decls): Merge DECL_READ_P flag.
3990 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
3991 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
3992 * c-common.c (handle_used_attribute, handle_unused_attribute):
3994 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
3996 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
3998 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
3999 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
4000 c_parser_binary_expression, c_parser_cast_expression,
4001 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
4002 Call default_function_array_read_conversion instead of
4003 default_function_array_conversion where needed.
4004 (c_parser_unary_expression, c_parser_conditional_expression,
4005 c_parser_postfix_expression_after_primary, c_parser_initelt):
4006 Likewise. Call mark_exp_read where needed.
4007 (c_parser_statement_after_labels, c_parser_asm_operands,
4008 c_parser_typeof_specifier, c_parser_sizeof_expression,
4009 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
4011 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
4013 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
4014 (warn_unused_but_set_parameter): Default to warn_unused
4016 * doc/invoke.texi: Document -Wunused-but-set-variable and
4017 -Wunused-but-set-parameter.
4019 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
4020 used count variable.
4021 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
4022 when operandN variables aren't used in the body of the expander
4024 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
4025 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
4026 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
4027 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
4028 FOR_EACH_IMM_USE_ON_STMT): Likewise.
4029 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
4030 * tree.c (PROCESS_ARG): Likewise.
4032 2010-04-07 Simon Baldwin <simonb@google.com>
4034 * diagnostic.h (diagnostic_override_option_index): New macro to
4035 set a diagnostic's option_index.
4036 * c-tree.h (c_cpp_error): Add warning reason argument.
4037 * opts.c (_warning_as_error_callback): New.
4038 (register_warning_as_error_callback): Store callback for
4039 warnings enabled via enable_warning_as_error.
4040 (enable_warning_as_error): Call callback, minor code tidy.
4041 * opts.h (register_warning_as_error_callback): Declare.
4042 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
4043 response to -Werror=.
4044 (c_common_init_options): Register warning_as_error_callback in opts.c.
4045 * common.opt: Add -Wno-cpp option.
4046 * c-common.c (struct reason_option_codes_t): Map cpp warning
4047 reason codes to gcc option indexes.
4048 * (c_option_controlling_cpp_error): New function, lookup the gcc
4049 option index for a cpp warning reason code.
4050 * (c_cpp_error): Add warning reason argument, call
4051 c_option_controlling_cpp_error for diagnostic_override_option_index.
4052 * doc/invoke.texi: Document -Wno-cpp.
4054 2010-04-07 Richard Guenther <rguenther@suse.de>
4056 * ipa-reference.c (mark_load): Use get_base_address.
4057 (mark_store): Likewise.
4059 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
4060 inserting GIMPLE_NOPs into the IL.
4061 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4062 Explicitly strip handled components and indirect references.
4064 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
4065 folding address expressions.
4066 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
4067 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
4068 operand_equal_p to compare decls.
4069 (ptr_deref_may_alias_decl_p): Likewise.
4070 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
4071 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
4072 Handle reversed comparison ops.
4073 * tree-sra.c (asm_visit_addr): Use get_base_address.
4074 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
4075 * ipa-reference.c (mark_address): Use get_base_address.
4077 2010-04-07 Richard Guenther <rguenther@suse.de>
4079 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
4080 Propagate constants everywhere.
4082 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4085 * tree.c (MAX_INT_CACHED_PREC): Define.
4086 (nonstandard_integer_type_cache): New array.
4087 (build_nonstandard_integer_type): Cache results for precision
4088 <= MAX_INT_CACHED_PREC.
4090 2010-04-07 Richard Guenther <rguenther@suse.de>
4092 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
4093 -fargument-noalias-global, -fargument-noalias-anything): Remove.
4094 * common.opt: Likewise.
4095 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
4096 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
4097 (nonoverlapping_memrefs_p): Likewise.
4098 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
4099 * opts.c (common_handle_option): Handle OPT_fargument_alias,
4100 OPT_fargument_noalias, OPT_fargument_noalias_anything and
4101 OPT_fargument_noalias_global for backward compatibility.
4103 2010-04-07 Richard Guenther <rguenther@suse.de>
4105 PR tree-optimization/43270
4106 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
4107 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
4108 * tree-ssa-pre.c (phi_translate_1): Adjust.
4109 (fully_constant_expression): Split out vn_reference handling to ...
4110 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
4111 Fold reads from constant strings.
4112 (vn_reference_lookup): Handle fully constant references.
4113 (vn_reference_lookup_pieces): Likewise.
4114 * Makefile.in (expmed.o-warn): Add -Wno-error.
4116 2010-04-07 Martin Jambor <mjambor@suse.cz>
4118 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
4120 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
4123 * gcc.c: Add -static-libstdc++ to list of recognized options.
4125 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4127 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
4129 2010-04-07 Richard Guenther <rguenther@suse.de>
4132 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
4133 bases build simple mem attributes to retain points-to information.
4135 2010-04-07 Richard Guenther <rguenther@suse.de>
4138 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
4139 preserve points-to related information.
4141 2010-04-07 Richard Guenther <rguenther@suse.de>
4144 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
4145 discard plain indirect references.
4146 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
4147 * tree.c (tree_nop_conversion): Likewise.
4149 2010-04-07 Dodji Seketeli <dodji@redhat.com>
4152 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
4154 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
4156 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
4157 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
4159 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4161 * tree-if-conv.c: Fix indentation and comments.
4163 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4165 * tree-if-conv.c: Sort static functions in topological order.
4167 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4169 * tree-if-conv.c: Fix indentation and comments.
4171 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4174 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
4175 lang_hooks.types.type_for_size instead of
4176 build_nonstandard_integer_type.
4177 When converting an unsigned type to signed, double its precision.
4178 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
4179 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
4180 (graphite_create_new_loop_guard): When ub + 1 wraps around,
4183 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4186 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
4187 POINTER_PLUS_EXPR for pointer types.
4189 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4192 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
4193 * graphite-clast-to-gimple.c: Include langhooks.h.
4194 (max_signed_precision_type): New.
4195 (max_precision_type): Takes two types as arguments.
4196 (precision_for_value): New.
4197 (precision_for_interval): New.
4198 (gcc_type_for_interval): New.
4199 (gcc_type_for_value): New.
4200 (gcc_type_for_clast_term): New.
4201 (gcc_type_for_clast_red): New.
4202 (gcc_type_for_clast_bin): New.
4203 (gcc_type_for_clast_expr): Split up into several functions.
4204 (gcc_type_for_clast_eq): Rewritten.
4205 (compute_bounds_for_level): New.
4206 (compute_type_for_level_1): New.
4207 (compute_type_for_level): New.
4208 (gcc_type_for_cloog_iv): Removed.
4209 (gcc_type_for_iv_of_clast_loop): Rewritten.
4210 (graphite_create_new_loop): Compute the lower and upper bound types
4211 with gcc_type_for_clast_expr.
4212 (graphite_create_new_loop_guard): Same.
4213 (find_cloog_iv_in_expr): Removed.
4214 (compute_cloog_iv_types_1): Removed.
4215 (compute_cloog_iv_types): Removed.
4216 (gloog): Do not call compute_cloog_iv_types.
4217 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
4219 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
4220 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
4221 (GBB_CLOOG_IV_TYPES): Removed.
4223 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4225 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
4226 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
4227 (detect_commutative_reduction): Same.
4229 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4231 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
4232 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
4234 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
4235 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
4236 (rewrite_commutative_reductions_out_of_ssa): Same.
4237 * passes.c (execute_function_todo): Call verify_ssa for every pass
4238 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
4239 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
4240 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
4241 with an extra argument.
4242 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
4243 verify_ssa only when the extra argument is true.
4244 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
4245 with an extra argument.
4246 (tree_transform_and_unroll_loop): Same.
4248 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4250 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
4251 for all the passes of the LNO having LOOP_CLOSED_SSA.
4252 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
4253 * tree-loop-distribution.c (pass_loop_distribution): Same.
4254 * tree-pass.h (TODO_verify_loops): Removed.
4255 * tree-ssa-loop.c (pass_tree_loop_init): Same.
4257 (pass_tree_unswitch): Same.
4258 (pass_predcom): Same.
4259 (pass_vectorize): Same.
4260 (pass_linear_transform): Same.
4261 (pass_graphite_transforms): Same.
4262 (pass_iv_canon): Same.
4263 (pass_complete_unroll): Same.
4264 (pass_complete_unrolli): Same.
4265 (pass_parallelize_loops): Same.
4266 (pass_loop_prefetch): Same.
4267 (pass_iv_optimize): Same.
4269 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
4272 * passes.c (init_optimization_passes): Move pass_lim before
4273 pass_copy_prop and pass_dce_loop.
4275 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4278 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
4279 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
4280 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
4281 MULTI_* defines for 4 argument vpermil2p* builtins.
4283 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4285 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
4286 * config/i386/i386.c (x86_maybe_negate_const_int): New.
4287 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
4288 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
4289 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
4290 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
4291 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
4292 Use x86_maybe_negate_const_int to output insn mnemonic.
4293 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
4294 check from instruction predicate. Update comments.
4295 * config/i386/sync.md (sync_add<mode>): Use
4296 x86_maybe_negate_const_int to output insn mnemonic.
4298 2010-04-06 Jan Hubicka <jh@suse.cz>
4300 PR tree-optimization/42906
4301 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
4302 IGNORE_SELF argument. Set visited_control_parents for fully
4304 (find_obviously_necessary_stmts): Update call of
4305 mark_control_dependent_edges_necessary.
4306 (propagate_necessity): Likewise. Handle PHI edges more curefully.
4308 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4310 * config/i386/i386.md: Remove comment about 'e' and 'E'
4313 2010-04-06 Richard Guenther <rguenther@suse.de>
4315 PR tree-optimization/43627
4316 * tree-vrp.c (extract_range_from_unary_expr): Widenings
4317 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
4320 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4322 * BASE-VER: Change to 4.6.0.
4325 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
4328 2010-04-06 Richard Guenther <rguenther@suse.de>
4331 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
4333 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4335 * doc/invoke.texi (Optimize Options): Document that LTO
4336 won't remove object access purely due to incompatible
4339 2010-04-04 Matthias Klose <doko@ubuntu.com>
4341 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
4342 Initialize variable.
4344 2010-04-03 Richard Guenther <rguenther@suse.de>
4347 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
4348 require a non-NULL MEM_OFFSET.
4350 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
4352 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
4353 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
4354 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
4355 config/alpha/predicates.md, config/arm/arm.md,
4356 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
4357 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
4358 config/darwin9.h, config/darwin.c, config/darwin.h,
4359 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
4360 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
4361 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
4362 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
4363 config/mips/mips.md, config/mn10300/mn10300.c,
4364 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
4365 config/rs6000/aix.h, config/rs6000/dfp.md,
4366 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
4367 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
4368 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
4369 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
4370 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
4371 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
4372 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
4373 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
4374 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
4375 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
4376 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
4377 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
4378 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
4379 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
4380 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
4381 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
4382 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
4383 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
4384 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
4385 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
4386 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
4387 opt-functions.awk, opth-gen.awk, params.def, passes.c,
4388 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
4389 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
4390 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
4391 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
4392 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
4393 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
4394 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
4395 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
4396 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
4397 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
4398 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
4399 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
4400 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
4401 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
4403 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4406 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
4407 * aclocal.m4: Regenerate.
4409 2010-04-02 Richard Guenther <rguenther@suse.de>
4411 PR tree-optimization/43629
4412 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
4413 if we have seen a constant value.
4415 2010-04-02 Joseph Myers <joseph@codesourcery.com>
4417 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
4419 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
4422 * arm.c (legitimize_tls_address): Adjust call to
4423 gen_tls_load_dot_plus_four.
4424 (arm_note_pic_base): New function.
4425 (arm_cannot_copy_insn_p): Use it.
4426 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
4429 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4434 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4436 * Makefile.in ($(out_object_file)): Depend on
4437 gt-$(basename $(notdir $(out_file))).h.
4439 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
4441 * config.gcc (lm32-*-rtems*): Add t-lm32.
4443 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
4445 * config.gcc: Add lm32-*-rtems*.
4446 * config/lm32/rtems.h: New file.
4448 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
4451 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
4453 2010-04-01 Jakub Jelinek <jakub@redhat.com>
4455 * dwarf2out.c (output_compilation_unit_header): For
4456 -gdwarf-4 use version 4 instead of version 3.
4457 (output_line_info): For version 4 and above emit additional
4458 maximum ops per insn header field.
4459 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
4461 * dwarf2out.c (is_c_family, is_java): Remove.
4462 (lower_bound_default): New function.
4463 (add_bound_info, gen_descr_array_type_die): Use it.
4465 2010-04-01 Dodji Seketeli <dodji@redhat.com>
4468 * dwarf2out.c (gen_variable_die): Allow debug info for variable
4469 re-declaration when it happens in a function.
4471 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
4473 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
4474 (cgraph_remove_function_insertion_hook): Same.
4475 (cgraph_call_function_insertion_hooks): Same.
4477 2010-04-01 Richard Guenther <rguenther@suse.de>
4480 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
4481 and TREE_THIS_VOLATILE.
4482 (copy_ref_info): Likewise.
4483 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
4484 * tree.c (build6_stat): Ignore side-effects of all but arg5
4485 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
4488 2010-04-01 Richard Guenther <rguenther@suse.de>
4490 PR tree-optimization/43607
4491 * ipa-type-escape.c (check_call): Do not access non-existing
4494 2010-04-01 Richard Guenther <rguenther@suse.de>
4498 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4499 Jack Howarth <howarth@bromo.med.uc.edu>
4501 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4504 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4506 * doc/install.texi (Prerequisites): Document libelf usability on
4507 IRIX 5/6 and Solaris 2.
4508 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
4509 Update GNU as, GNU ld requirements.
4510 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
4511 Document Sun Studio compiler download.
4512 Update and simplify as, ld recommendations.
4513 (Specific, *-*-solaris2.7): Note obsoletion, removal.
4515 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4517 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
4518 with_tune_32 to pentium4.
4520 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
4522 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
4524 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4526 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
4527 obsoletion, removal.
4529 Document GNU as requirement.
4530 Update configure requirements.
4531 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
4532 Recomment IRIX 6.5.18+.
4533 Document IDF/IDL requirement.
4534 Document GNU as requirement.
4535 Document GNU ld bootstrap failure.
4536 Remove freeware.sgi.com reference.
4538 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4540 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
4541 UNIX V4.0, V5.0 obsoletion, removal.
4542 Remove --with-gc=simple reference.
4543 Update VM requirements during bootstrap.
4544 Remove -oldas bootstrap description.
4545 Update binutils reference.
4546 Remove comparison failure note.
4548 2010-03-31 Richard Guenther <rguenther@suse.de>
4549 Zdenek Dvorak <ook@ucw.cz>
4550 Sebastian Pop <sebastian.pop@amd.com>
4553 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
4554 with multiple arguments.
4555 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
4557 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4559 * graphite-dependences.c (print_pddr): Call print_pdr with an
4561 * graphite-poly.c (debug_pdr): Add an extra argument for the
4564 (print_pbb_domain): Same.
4566 (print_scop_context): Same.
4568 (print_cloog): Same.
4569 (debug_pbb_domain): Same.
4573 (debug_scop_context): Same.
4575 (debug_cloog): Same.
4576 (print_scop_params): Same.
4577 (debug_scop_params): Same.
4578 (print_iteration_domain): Same.
4579 (print_iteration_domains): Same.
4580 (debug_iteration_domain): Same.
4581 (debug_iteration_domains): Same.
4582 (print_scattering_function): Same.
4583 (print_scattering_functions): Same.
4584 (debug_scattering_function): Same.
4585 (debug_scattering_functions): Same.
4586 * graphite-poly.h (debug_pdr): Update declaration.
4588 (print_pbb_domain): Same.
4590 (print_scop_context): Same.
4592 (print_cloog): Same.
4593 (debug_pbb_domain): Same.
4597 (debug_scop_context): Same.
4599 (debug_cloog): Same.
4600 (print_scop_params): Same.
4601 (debug_scop_params): Same.
4602 (print_iteration_domain): Same.
4603 (print_iteration_domains): Same.
4604 (debug_iteration_domain): Same.
4605 (debug_iteration_domains): Same.
4606 (print_scattering_function): Same.
4607 (print_scattering_functions): Same.
4608 (debug_scattering_function): Same.
4609 (debug_scattering_functions): Same.
4611 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4613 * graphite-poly.c (print_scattering_function_1): New.
4614 (print_scattering_function): Call it.
4615 (print_scop_params): Remove spaces at the end of lines.
4618 * graphite-poly.h (print_cloog): Declared.
4619 (debug_cloog): Declared.
4621 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4623 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
4625 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
4626 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
4627 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
4628 to switch between adding the IV bump in loop->latch or in loop->header.
4630 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4632 * graphite-poly.c (print_scattering_function): Pretty print following
4635 (print_pbb_domain): Same.
4636 (dump_gbb_cases): Same.
4637 (dump_gbb_conditions): Same.
4640 (print_scop_params): Same.
4641 (print_scop_context): Same.
4643 (print_pbb_body): New.
4644 (lst_indent_to): New.
4645 (print_lst): Start new lines with a #.
4646 * graphite-poly.h (pbb_bb): New.
4647 (pbb_index): Use pbb_bb.
4648 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
4650 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
4652 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4654 * dwarf2out.c (size_of_die): For -gdwarf-4 use
4655 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
4656 and 0 instead of 1 for dw_val_class_flag.
4657 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
4658 dw_val_class_range_list, dw_val_class_loc_list,
4659 dw_val_class_lineptr and dw_val_class_macptr, use
4660 DW_FORM_flag_present for dw_val_class_flag and
4661 DW_FORM_exprloc for dw_val_class_loc.
4662 (output_die): For -gdwarf-4 print dw_val_class_loc
4663 size as uleb128 instead of 1 or 2 bytes and don't print
4664 anything for dw_val_class_flag.
4666 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
4667 instead of cselib_lookup following by tweaking locs->setting_insn.
4670 * cselib.c (cselib_process_insn): Clear cselib_current_insn
4671 even before returning from label, setjmp call or volatile asm
4674 2010-03-31 Richard Guenther <rguenther@suse.de>
4677 * cgraphunit.c (cgraph_output_in_order): Do not allocate
4678 temporary data on stack.
4680 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4682 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
4683 (PUSHSECTION_ASM_OP): Remove.
4684 (POPSECTION_ASM_OP): Remove.
4685 (PUSHSECTION_FORMAT): Remove.
4686 * config/sol2.h (PUSHSECTION_FORMAT): Define.
4687 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
4688 * config/sol2.c (solaris_output_init_fini): Use it.
4690 2010-03-31 Jie Zhang <jie@codesourcery.com>
4693 * opt-functions.awk (var_type_struct): Use signed char type
4694 for simple variables.
4696 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4698 * config/sol2.c: Include output.h.
4699 (solaris_assemble_visibility): New function.
4700 * config/t-sol2 (sol2.o): Add output.h dependency.
4701 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
4702 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
4705 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4708 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
4709 V2SImode or XFmode on PRE_DEC.
4712 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
4715 2010-03-31 Jie Zhang <jie@codesourcery.com>
4718 * reload.h (caller_save_initialized_p): Declare.
4719 * toplev.c (backend_init_target): Don't call
4720 init_caller_save but set caller_save_initialized_p to false.
4721 * caller-save.c (caller_save_initialized_p): Define.
4722 (init_caller_save): Check caller_save_initialized_p.
4723 * ira.c (ira): Call init_caller_save if flag_caller_saves.
4725 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4728 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
4729 and soft-fp/t-softfp to tmake_file.
4730 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
4731 (LIBGCC2_TF_CEXT): Define.
4734 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
4737 * cselib.c (n_useless_values): Document handling of debug locs.
4738 (n_useless_debug_values, n_debug_values): New variables.
4739 (new_elt_loc_list): Don't add to debug values, keep count.
4740 (promote_debug_loc): New.
4741 (cselib_reset_table): Zero new variables.
4742 (entry_and_rtx_equal_p): Promote debug locs.
4743 (discard_useless_locs): Increment n_useless_debug_values for
4745 (remove_useless_values): Adjust n_useless_values and n_debug_values
4746 with n_useless_debug_values.
4747 (add_mem_for_addr): Promote debug locs.
4748 (cselib_lookup_mem): Likewise.
4749 (cselib_lookup_addr): Renamed to...
4750 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
4751 (cselib_log_lookup): ... this. Turn into...
4752 (cselib_lookup_addr): ... new wrapper.
4753 (cselib_lookup_from_insn): New.
4754 (cselib_invalidate_regno): Increment n_useless_debug_values for
4756 (cselib_invalidate_mem): Likewise.
4757 (cselib_process_insn): Take n_deleted and n_debug_values into
4758 account to guard remove_useless_value call.
4759 (cselib_finish): Zero n_useless_debug_values.
4760 * cselib.h (cselib_lookup_from_insn): Declare.
4761 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
4762 (sched_analyze_2): Likewise.
4764 2010-03-30 Jakub Jelinek <jakub@redhat.com>
4766 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
4768 (adjust_mems): Replace narrowing SUBREG of expression containing
4769 just PLUS, MINUS, MULT and ASHIFT of registers and constants
4770 with operations in the narrower mode.
4773 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
4774 regs_invalidated_by_call instead all call_used_reg_set registers.
4776 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
4779 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
4780 pointer comparisons with types_compatible_p.
4781 * tree-vect-stmts.c (vectorizable_call): Same.
4782 (vectorizable_condition): Same.
4784 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4786 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
4787 stack check if the mask would be zero.
4789 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4790 Jack Howarth <howarth@bromo.med.uc.edu>
4792 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4795 2010-03-30 Joseph Myers <joseph@codesourcery.com>
4798 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
4800 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
4801 Include ___unordxf2 and ___unordtf2.
4802 * config/i386/libgcc-glibc.ver: Do not define inheritance from
4805 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
4807 * config/lm32/t-lm32: New file.
4808 * config.gcc: Use the above file when targetting lm32.
4810 2010-03-28 Duncan Sands <baldrick@free.fr>
4812 * Makefile.in (PLUGIN_HEADERS): Add except.h.
4814 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4817 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
4818 Improve vectorization cost model diagnostic.
4820 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4823 * tree-vect-data-refs.c (vect_analyze_data_refs): When
4824 compute_data_dependences_for_loop returns false, early exit
4825 and output an extra diagnostic for the failed data reference
4828 2010-03-29 Richard Guenther <rguenther@suse.de>
4830 PR tree-optimization/43560
4831 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
4832 (can_sm_ref_p): Treat stores to readonly locations as trapping.
4834 2010-03-29 Jie Zhang <jie@codesourcery.com>
4837 * toplev.c (process_options): Set optimization_default_node
4838 and optimization_current_node.
4839 * opts.c (decode_options): Don't set optimization_default_node
4840 and optimization_current_node.
4842 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
4844 * config/rtems.h: Abandon -qrtems_debug.
4846 2010-03-28 Jan Hubicka <jh@suse.cz>
4848 PR tree-optimization/43505
4849 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
4850 map should not be copied.
4852 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4855 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
4856 cdtors, set DECL_PRESERVE_P.
4857 * ipa.c (cgraph_externally_visible_p): Return true if declaration
4860 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
4862 PR tree-optimization/43528
4863 * stor-layout.c (place_field): Check that constant fits into
4864 unsigned HWI when skipping calculation of MS bitfield layout.
4866 2010-03-27 Jan Hubicka <jh@suse.cz>
4869 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
4870 notice_global_symbol work.
4872 2010-03-27 Jakub Jelinek <jakub@redhat.com>
4874 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
4875 instead of dwarf2out_decl.
4876 (struct var_loc_node): Remove section_label field.
4877 (dwarf2out_function_decl): New function.
4878 (dwarf2out_var_location): Don't set section_label field.
4879 (dwarf2out_begin_function): Don't empty decl_loc_table here.
4881 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4883 PR tree-optimization/43544
4884 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4885 First argument for builtin vectorized function hook is now a
4886 tree to be able to distinguish between machine specific and
4888 * targhooks.c (default_builtin_vectorized_function): Ditto.
4889 * targhooks.h (default_builtin_vectorized_function): Ditto.
4890 * target.h (struct gcc_target): Ditto.
4891 * tree-vect-stmts.c (vectorizable_function): Ditto.
4892 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
4893 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4896 2010-03-26 Joseph Myers <joseph@codesourcery.com>
4899 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
4900 nested binding iff it is a FUNCTION_DECL.
4901 (store_parm_decls_newstyle): Pass nested=true to bind for
4902 FUNCTION_DECLs amongst parameters.
4904 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4906 * var-tracking.c (vt_expand_loc_callback): Don't run
4907 cselib_expand_value_rtx_cb in dummy mode if
4908 cselib_dummy_expand_value_rtx_cb returned false.
4910 * var-tracking.c (emit_note_insn_var_location): For one part
4911 notes with offset 0, don't add EXPR_LIST around the location.
4912 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
4913 add_location_or_const_value_attribute): Adjust for that change.
4916 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
4917 into first operand and location into second.
4918 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
4919 dw_cfi_oprnd_loc for DW_CFA_expression.
4920 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
4921 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
4922 assume first argument is regnum and second argument is location.
4924 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4927 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
4928 of scratch register to DImode. Split to DImode comparison operator.
4929 Use SImode subreg of scratch register in the multiplication.
4930 (*cmp_sadd_sidi): Ditto.
4931 (*cmp_ssub_si): Ditto.
4932 (*cmp_ssub_sidi): Ditto.
4934 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4937 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
4938 Remove invalid assert and wrong comment.
4940 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4943 * flags.h (final_insns_dump_p): New extern.
4944 * final.c (final_insns_dump_p): New variable.
4945 (rest_of_clean_state): Set it before -fdump-final-insns=
4946 dumping, clear afterwards.
4947 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
4948 MEM_ALIAS_SET on MEMs.
4950 2010-03-26 David S. Miller <davem@davemloft.net>
4952 * configure.ac: Fix sparc GOTDATA_OP bug check.
4953 * configure: Rebuild.
4955 2010-03-26 Alan Modra <amodra@gmail.com>
4957 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
4959 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4961 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
4962 TLS_SECTION_ASM_FLAG.
4964 2010-03-25 Jakub Jelinek <jakub@redhat.com>
4967 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
4968 Clear first_function_block_is_cold.
4971 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
4972 argument if the argument is truth_value_p.
4974 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4976 * config/rs6000/constraints.md: Update copyright year for my changes.
4979 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
4980 used in reg+reg addressing, swap registers.
4982 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4985 * target.h (struct gcc_target): Add code_end hook.
4986 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
4988 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
4989 * toplev.c (compile_file): Call targetm.asm_out.code_end
4990 hook before unwind info/debug info output.
4991 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
4992 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
4993 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4994 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
4995 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4996 * config/i386/i386.c (ix86_file_end): Renamed to...
4997 (ix86_code_end): ... this. Make static. Don't call
4998 file_end_indicate_exec_stack. Emit unwind info using
4999 final_start_function/final_end_function.
5000 (darwin_x86_file_end): Remove.
5001 (TARGET_ASM_CODE_END): Define.
5002 * config/i386/i386.h (TARGET_ASM_FILE_END,
5003 NEED_INDICATE_EXEC_STACK): Don't define.
5004 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
5005 (TARGET_ASM_FILE_END): Define to darwin_file_end.
5006 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
5007 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
5010 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
5011 at the beginning and final_end_function at the end.
5012 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
5014 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5016 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
5017 and Sun as TLS syntax.
5018 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
5019 * configure: Regenerate.
5020 * config.in: Regenerate.
5021 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
5022 (default_elf_asm_named_section): Use it.
5023 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
5024 (i386_output_dwarf_dtprel): Likewise.
5025 (output_addr_const_extra): Likewise.
5026 (output_pic_addr_const): Lowercase @GOTTPOFF.
5027 (output_addr_const_extra): Likewise.
5028 (output_pic_addr_const): Lowercase @GOTNTPOFF.
5029 (output_addr_const_extra): Likewise.
5030 (output_pic_addr_const): Lowercase @INDNTPOFF.
5031 (output_addr_const_extra): Likewise.
5032 (output_pic_addr_const): Lowercase @NTPOFF.
5033 (output_addr_const_extra): Likewise.
5034 (output_pic_addr_const): Lowercase @TPOFF.
5035 (output_addr_const_extra): Likewise.
5036 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
5037 (*tls_global_dynamic_64): Likewise.
5038 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
5039 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
5041 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
5042 (ASM_OUTPUT_TLS_COMMON): Use it.
5043 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
5046 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
5047 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
5048 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
5049 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
5050 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5051 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
5053 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5055 * config/i386/i386.c (override_options): Don't accept
5056 -mtls-dialect=sun any longer.
5057 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
5058 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
5059 (*tls_local_dynamic_base_32_sun): Likewise.
5060 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5062 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5065 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5066 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
5069 * ira.c (adjust_cleared_regs): New function.
5070 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
5074 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
5076 * expr.c (expand_expr_real): Restore previous
5077 curr_insn_source_location and curr_insn_block after
5078 expand_expr_real_1 call.
5079 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
5080 instead of expand_expr_real_1.
5082 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
5084 PR rtl-optimization/43413
5085 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
5088 2010-03-22 James E. Wilson <wilson@codesourcery.com>
5091 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
5092 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
5094 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
5096 * config/i386/i386.c (ix86_target_string): Add -mfma.
5097 Fix a typo in comment.
5099 2010-03-22 Mike Stump <mikestump@comcast.net>
5102 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
5103 Don't overly align based upon packed packed fields.
5105 2010-03-22 Jason Merrill <jason@redhat.com>
5107 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
5108 Use () rather than [], and move before the element type.
5110 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5112 * doc/configfiles.texi (Configuration Files): Removed
5113 fixinc/Makefile*, intl/Makefile.*.
5114 * doc/makefile.texi: Fixed markup. Abstract from version
5115 control system used.
5116 (Makefile): Removed obsolete gcc/java/parse.y example.
5117 * doc/sourcebuild.texi: Likewise.
5118 (Top Level): Added config, gnattools, libdecnumber, libgcc,
5119 libgomp, libssp. Removed fastjar.
5120 (Miscellaneous Docs): Clarify location.
5121 Added COPYING3, COPYING3.LIB.
5122 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
5124 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5127 * config/i386/i386.c (x86_function_profiler)
5128 [!NO_PROFILE_COUNTERS]: Fix typo.
5129 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
5132 2010-03-22 Janis Johnson <janis187@us.ibm.com>
5133 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5135 * doc/sourcebuild.texi (Test Directives): Split into six
5136 subsections, with most of the current text in new subsections
5137 Directives, Selectors, and Final Actions.
5138 (Directives): Split list of test directives into multiple
5140 (Selectors): Describe use and syntax of selectors.
5141 (Effective-Target Keywords): Describe all existing keywords.
5142 (Add Options): Describe features for dg-add-options.
5143 (Require Support): Describe variants of dg-require-support.
5144 (Final Actions): Describe commands to use in dg-final.
5146 2010-03-22 Michael Matz <matz@suse.de>
5149 * recog.c (validate_replace_rtx_group): Replace also in
5150 REG_EQUAL and REG_EQUIV notes.
5152 2010-03-22 Richard Guenther <rguenther@suse.de>
5154 PR tree-optimization/43390
5155 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
5156 sure vector extracts are type correct.
5158 2010-03-22 Richard Guenther <rguenther@suse.de>
5161 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
5162 x * sqrt (x) even when optimizing for size if the target
5163 has native support for sqrt.
5165 2010-03-22 Jakub Jelinek <jakub@redhat.com>
5167 * varasm.c (make_decl_rtl_for_debug): Also clear
5168 flag_mudflap for the duration of make_decl_rtl call.
5171 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
5172 locs from preserved VALUEs.
5174 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5177 * pa.md (movmemsi): Set align to one if zero.
5178 (movmemdi): Likewise.
5180 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
5183 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
5184 with their corresponding prologue pushes.
5186 2010-03-20 Andrew Pinski <pinskia@gmail.com>
5189 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
5190 at the begining or end.
5191 (spu_expand_epilogue): Likewise.
5193 2010-03-20 Richard Guenther <rguenther@suse.de>
5195 PR rtl-optimization/43438
5196 * combine.c (make_extraction): Properly zero-/sign-extend an
5197 extraction of the low part of a CONST_INT. Also handle
5200 2010-03-19 Mike Stump <mikestump@comcast.net>
5202 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
5203 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
5204 (override_options): Use SUBTARGET32_DEFAULT_CPU.
5206 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5209 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
5212 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
5214 PR rtl-optimization/42258
5215 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
5216 use that may match DEF.
5219 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
5220 the cost of loading the constant rather than assuming
5222 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
5223 outer code is AND, do the same tests as the andsi3 expander and
5224 return COSTS_N_INSNS (1) if and is cheap.
5226 * optabs.c (avoid_expensive_constant): Fix formatting.
5228 2010-03-19 Michael Matz <matz@suse.de>
5231 * attribs.c (decl_attributes): When rebuilding a function pointer
5232 type use the same qualifiers as the original pointer type.
5234 2010-03-19 Martin Jambor <mjambor@suse.cz>
5236 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
5237 and is_gimple_ip_invariant_address.
5239 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5242 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5244 * config/arm/arm.c (arm_override_options): Turn off
5245 flag_dwarf2_cfi_asm for AAPCS variants.
5247 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5250 * config/arm/arm.c (emit_multi_reg_push): Update comments.
5251 Use PRE_MODIFY instead of PRE_DEC.
5252 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
5253 (vfp_emit_fstmd): Likewise.
5255 2010-03-19 Michael Matz <matz@suse.de>
5258 * builtins.c (expand_builtin_interclass_mathfn,
5259 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
5262 2010-03-19 Richard Guenther <rguenther@suse.de>
5264 PR tree-optimization/43415
5265 * tree-ssa-pre.c (phi_translate): Split out worker to ...
5266 (phi_translate_1): ... this.
5267 (phi_translate): Move all caching here. Cache all NARY
5268 and REFERENCE translations.
5270 2010-03-19 David S. Miller <davem@davemloft.net>
5272 With help from Eric Botcazou.
5273 * config/sparc/sparc.c: Include dwarf2out.h.
5274 (emit_pic_helper): Delete.
5275 (pic_helper_symbol_name): Delete.
5276 (pic_helper_emitted_p): Delete.
5277 (pic_helper_needed): New.
5278 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
5279 (get_pc_thunk_name): New.
5280 (load_pic_register): Remove 'delay_pic_helper' arg. Use
5281 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
5282 Set pic_helper_needed to true. Don't call emit_pic_helper.
5283 (sparc_expand_prologue): Update load_pic_register call.
5284 (sparc_output_mi_thunk): Likewise.
5285 (sparc_file_end): Emit a hidden comdat symbol for the PIC
5286 thunk if possible. Output CFI information as needed.
5288 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5289 Jack Howarth <howarth@bromo.med.uc.edu>
5292 * config/i386/i386.h: Fix ABI on darwin x86-32.
5294 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
5296 * tree.h: Declare make_decl_rtl_for_debug.
5297 * varasm.c (make_decl_rtl_for_debug): New.
5298 * dwarf2out.c (rtl_for_decl_location): Call it.
5299 * cfgexpand.c (expand_debug_expr): Call it.
5301 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5304 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
5308 * var-tracking.c (vt_init_cfa_base): Do nothing if
5309 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
5311 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
5314 * var-tracking.c (canonicalize_vars_star): New.
5315 (dataflow_post_merge_adjust): Use it.
5317 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5320 * var-tracking.c (non_suitable_const): New function.
5321 (add_uses): For DEBUG_INSNs with constants, don't record any
5322 value, instead just the constant value itself.
5323 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
5324 is not VAR_LOC_UNKNOWN_P, set var to the constant.
5325 (emit_notes_in_bb): Likewise.
5326 (emit_note_insn_var_location): For onepart variables if
5327 cur_loc is a VOIDmode constant, use DECL_MODE.
5329 2010-03-18 Martin Jambor <mjambor@suse.cz>
5332 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
5333 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
5334 all non-clones. Moved call redirection...
5335 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
5336 (cgraph_materialize_all_clones): Dispose of all
5337 combined_args_to_skip bitmaps.
5338 (verify_cgraph_node): Do not check for edges pointing to wrong
5339 nodes in inline clones.
5340 * tree-inline.c (copy_bb): Call
5341 cgraph_redirect_edge_call_stmt_to_callee.
5342 * ipa.c (cgraph_remove_unreachable_nodes): Call
5343 cgraph_node_remove_callees even when there are used clones.
5345 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5347 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
5349 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5352 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
5355 2010-03-18 Michael Matz <matz@suse.de>
5358 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
5359 into sqrt(x) if we need to preserve signed zeros.
5361 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
5362 Eric Botcazou <ebotcazou@adacore.com>
5364 PR rtl-optimization/43360
5365 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
5366 note if we don't know its invariant status.
5368 2010-03-18 Michael Matz <matz@suse.de>
5370 PR tree-optimization/43402
5371 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
5372 PHI chains of ssa names registered for update.
5374 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
5377 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
5378 non-offsettable and pre_modify update addressing.
5379 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
5380 and "2" alternatives "#".
5381 (*movdd_softfloat32): Make all alternatives "#";
5382 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
5383 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
5384 (*movdf_softfloat32): Make all alternatives "#";
5385 (movdi): Use the new DIFD mode iterator to create a common splitter
5386 for movdi, movdf and movdd patterns.
5388 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
5390 * common.opt (dumpdir): Remove redundant tab.
5392 2010-03-17 Martin Jambor <mjambor@suse.cz>
5394 PR tree-optimization/43347
5395 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
5396 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
5398 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
5400 PR rtl-optimization/42216
5401 * regrename.c (create_new_chain): New function, broken out from...
5402 (scan_rtx_reg): ... here. Call it. Handle the case where we are
5403 appending a use to an empty chain.
5404 (build_def_use): Remove previous changes that convert OP_INOUT to
5405 OP_OUT operands; instead detect the case where an OP_INOUT operand
5406 uses a previously untracked register and create an empty chain for it.
5408 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5410 * doc/extend.texi (Function Attributes): Rewrite unfinished
5411 sentence in ms_abi documentation.
5413 2010-03-17 Alan Modra <amodra@gmail.com>
5415 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
5416 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
5417 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
5418 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
5420 2010-03-16 Richard Henderson <rth@redhat.com>
5423 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
5424 (lower_try_finally): Save and restore eh_seq around the expansion
5427 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5429 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
5430 statements before splitting block.
5432 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5434 * doc/sourcebuild.texi (Testsuites): Fix markup.
5435 Use pathnames relative to gcc/testsuite.
5436 (Test Directives): Move description of how timeout is determined.
5437 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
5438 (C Tests): Correct gcc.misc-tests directory.
5439 Framework tests now live in gcc.test-framework.
5441 2010-03-16 Richard Guenther <rguenther@suse.de>
5444 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
5445 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
5447 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5448 Alexandre Oliva <aoliva@redhat.com>
5450 PR tree-optimization/42917
5451 * lambda-code.c (remove_iv): Skip debug statements.
5452 (lambda_loopnest_to_gcc_loopnest): Likewise.
5453 (not_interesting_stmt): Debug statements are not interesting.
5455 2010-03-16 Jakub Jelinek <jakub@redhat.com>
5459 * cselib.c (cselib_preserve_constants,
5460 cfa_base_preserved_val): New static variables.
5461 (preserve_only_constants): New function.
5462 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
5463 clear its REG_VALUES. If cselib_preserve_constants, don't
5464 empty the whole hash table, but preserve there VALUEs with constants,
5465 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
5466 (cselib_preserve_cfa_base_value): New function.
5467 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
5468 (cselib_init): Change argument to int bitfield. Set
5469 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
5471 (cselib_finish): Clear cselib_preserve_constants and
5472 cfa_base_preserved_val.
5473 * cselib.h (enum cselib_record_what): New enum.
5474 (cselib_init): Change argument to int.
5475 (cselib_preserve_cfa_base_value): New prototype.
5476 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
5477 * dse.c (dse_step1): Likewise.
5478 * cfgcleanup.c (thread_jump): Likewise.
5479 * sched-deps.c (sched_analyze): Likewise.
5480 * gcse.c (local_cprop_pass): Likewise.
5481 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
5482 If FN is non-NULL, call the callback always and whenever it returns
5483 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
5484 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
5485 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
5486 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
5487 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
5488 * var-tracking.c: Include recog.h.
5489 (bb_stack_adjust_offset): Remove.
5490 (vt_stack_adjustments): Don't call it, instead just gather the
5491 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
5492 (adjust_stack_reference): Remove.
5493 (compute_cfa_pointer): New function.
5494 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
5495 (struct adjust_mem_data): New type.
5496 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
5498 (get_address_mode): New function.
5499 (replace_expr_with_values): Use it.
5500 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
5501 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
5502 (adjust_sets): Remove.
5503 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
5504 Use get_address_mode.
5505 (get_adjusted_src): Remove.
5506 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
5507 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
5508 (add_with_sets): Don't call adjust_sets.
5509 (fp_setter, vt_init_cfa_base): New functions.
5510 (vt_initialize): Change return type to bool. Move most of pool etc.
5511 initialization to the beginning of the function from end. Pass
5512 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
5513 If !frame_pointer_needed, call vt_stack_adjustment before mos
5514 vector is filled, call vt_init_cfa_base if argp/framep has been
5515 eliminated to sp. If frame_pointer_needed and argp/framep has
5516 been eliminated to hard frame pointer, set
5517 hard_frame_pointer_adjustment and call vt_init_cfa_base after
5518 encountering fp setter in the prologue. For MO_ADJUST, call
5519 log_op_type before pusing the op into mos vector, not afterwards.
5520 Call adjust_insn before cselib_process_insn/add_with_sets,
5521 call cancel_changes (0) afterwards.
5522 (variable_tracking_main_1): Adjust for vt_initialize calling
5523 vt_stack_adjustments and returning whether it succeeded or not.
5525 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
5527 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
5530 2010-03-15 Jakub Jelinek <jakub@redhat.com>
5532 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
5534 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
5535 drap_reg has not been set.
5537 2010-03-15 Michael Matz <matz@suse.de>
5540 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
5541 use it to expand block copies.
5542 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
5543 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
5544 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
5546 2010-03-15 Richard Guenther <rguenther@suse.de>
5548 PR tree-optimization/43367
5549 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
5552 2010-03-15 Richard Guenther <rguenther@suse.de>
5554 PR tree-optimization/43317
5555 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
5557 2010-03-15 Martin Jambor <mjambor@suse.cz>
5559 PR tree-optimization/43141
5560 * tree-sra.c (create_abstract_origin): New function.
5561 (modify_function): Call create_abstract_origin.
5563 2010-03-15 Chris Demetriou <cgd@google.com>
5565 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
5568 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5571 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
5572 call insert_out_of_ssa_copy for default definitions.
5574 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5576 * graphite-clast-to-gimple.c (my_long_long): Defined.
5577 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
5578 * graphite-sese-to-poly.c (my_long_long): Defined.
5579 (scop_ivs_can_be_represented): Use it.
5581 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5583 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
5584 graphite-max-bbs-per-function, and loop-block-tile-size.
5585 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
5587 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
5589 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5591 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
5592 forward declaration.
5593 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
5594 (add_upper_bounds_from_estimated_nit): New.
5595 (build_loop_iteration_domains): Use it.
5597 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5599 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
5601 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5604 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
5605 should be an INTEGER_CST. Also handle CASE_CONVERT.
5607 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5609 * graphite.c (graphite_initialize): To bound the number of bbs per
5610 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
5611 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
5612 * doc/invoke.texi: Document it.
5614 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5616 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
5617 * graphite-sese-to-poly.h (build_poly_scop): Same.
5619 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5621 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
5622 the number of parameters in the scop. Use as an upper bound
5623 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
5624 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
5625 * doc/invoke.texi: Document it.
5627 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
5629 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
5630 * doc/c-tree.texi: Remove.
5631 * doc/generic.texi: Merge c-tree.texi here.
5632 * doc/gccint.texi (Trees): Remove menu entry.
5633 (c-tree.texi): Remove @include.
5634 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
5635 * doc/languages.texi (Reading RTL): Ditto.
5637 2010-03-12 Steve Ellcey <sje@cup.hp.com>
5640 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
5642 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5645 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
5646 code added to work around reload clobbering CONST insns.
5648 2010-03-12 Jakub Jelinek <jakub@redhat.com>
5650 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
5651 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
5652 (cselib_preserve_only_values): Remove retain argument, don't
5653 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
5654 * cselib.h (cselib_preserve_only_values): Remove retain argument.
5655 * var-tracking.c (micro_operation): Move insn field before union.
5656 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
5657 (struct variable_tracking_info_def): Remove n_mos field, change
5658 mos into a vector of micro_operations.
5659 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
5660 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
5661 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
5662 changing into a vector.
5663 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
5664 come before all other uops generated by add_stores.
5665 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
5667 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
5668 a vector. Run just one pass over the bbs instead of separate counting
5669 and computation phase.
5670 (vt_finalize): Free VTI (bb)->mos vector instead of array.
5673 * tree-inline.c (remap_decls): Put old_var rather than origin_var
5674 into *nonlocalized_list vector.
5675 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
5676 even if origin is non-NULL.
5677 (gen_variable_die): Likewise.
5678 (process_scope_var): Don't change origin.
5679 (gen_decl_die): Likewise.
5680 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
5681 before adding new edges instead of after it, fix moving over
5684 2010-03-11 David S. Miller <davem@davemloft.net>
5686 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
5688 * configure: Rebuild.
5690 2010-03-11 Martin Jambor <mjambor@suse.cz>
5692 PR tree-optimization/43257
5693 * tree.c (assign_assembler_name_if_neeeded): New function.
5694 (free_lang_data_in_cgraph): Assembler name assignment moved to the
5696 * tree.h (assign_assembler_name_if_neeeded): Declare.
5697 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
5698 the function if needed.
5700 2010-03-11 Chris Demetriou <cgd@google.com>
5702 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
5703 include/stdint-gcc.h, and include/stdint.h world-readable.
5705 2010-03-11 Richard Guenther <rguenther@suse.de>
5707 PR tree-optimization/43255
5708 * tree-vrp.c (process_assert_insertions_for): Do not insert
5709 asserts for trivial conditions.
5711 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5713 PR tree-optimization/43280
5714 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
5715 generation. Move calculation of size out of the if branch.
5716 (find_bswap): Modify compare number generation.
5718 2010-03-11 Richard Guenther <rguenther@suse.de>
5721 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
5722 (input_gimple_stmt): Fixup handled component types during
5723 operand read. Also fix up decls in ADDR_EXPRs.
5725 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
5727 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
5728 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
5730 2010-03-10 Jan Hubicka <jh@suse.cz>
5733 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
5734 * varasm.c (get_variable_section): Don't do that here...
5735 (make_decl_rtl): ... and here.
5736 (do_assemble_alias): Produce decl RTL.
5737 (assemble_alias): Likewise.
5739 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5742 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
5743 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
5745 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
5746 (based_loc_descr): Only express drap or vdrap regno based expressions
5747 using DW_OP_fbreg when not optimizing.
5748 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
5749 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
5750 REG_CFA_SET_VDRAP note.
5752 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
5754 PR tree-optimization/43236
5755 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
5756 error in calculation of base address in reverse iteration case.
5757 (generate_builtin): Take number of latch executions if the statement
5760 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
5763 * tree-eh.c: Include pointer-set.h.
5764 (lower_eh_dispatch): Filter out duplicate case labels and
5765 remove the unneeded edge when the label is unused. Return
5766 true when some edges are removed.
5767 (execute_lower_eh_dispatch): When any lowering resulted in
5768 removing an edge, also delete unreachable blocks.
5770 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5773 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
5774 UNSPEC_MACHOPIC_OFFSET.
5776 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
5779 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5780 (m68k_delegitimize_address): New function.
5782 2010-03-09 Jakub Jelinek <jakub@redhat.com>
5785 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
5788 * var-tracking.c (adjust_sets): New function.
5789 (count_with_sets, add_with_sets): Use it.
5790 (get_adjusted_src): New inline function.
5791 (add_stores): Use it.
5794 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
5795 call cselib_dummy_expand_value_rtx_cb instead of
5796 cselib_expand_value_rtx_cb.
5799 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
5800 * config/i386/i386.c: Include debug.h and dwarf2out.h.
5801 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
5802 and .cfi_endproc around the pic thunks.
5803 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
5804 all queued unwind info register saves are saved before the call.
5805 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
5806 considered as sp-=4 for unwind info and the pop as sp+=4 which
5807 also clobbers dest, but doesn't actually restore it.
5810 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
5811 RTX_FRAME_RELATED_P.
5813 2010-03-09 Jie Zhang <jie@codesourcery.com>
5815 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
5816 whitespaces in output template.
5818 2010-03-09 Jie Zhang <jie@codesourcery.com>
5820 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
5823 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5825 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
5826 builtins.exp in a separate job.
5828 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5830 * graphite-sese-to-poly.c (add_param_constraints): Use
5831 lower_bound_in_type and upper_bound_in_type.
5833 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5835 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
5836 instead of unsigned_type_node.
5838 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5839 Reza Yazdani <reza.yazdani@amd.com>
5842 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
5843 on pointer type parameters.
5845 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5849 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
5850 handle conversions from pointer to integers.
5851 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
5852 induction variable, to be able to work with code generated by CLooG.
5853 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
5854 (build_poly_scop): Bail out if we cannot codegen a loop.
5856 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5858 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
5859 code generation with gloog_error.
5861 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5863 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
5864 Call fold_convert on all the returned values.
5865 (expand_scalar_variables_expr): Pass to
5866 expand_scalar_variables_ssa_name the type of the resulting expression.
5868 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5870 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
5871 ppl_min_for_le_pointset.
5872 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
5873 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
5875 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5877 * graphite-dependences.c (map_into_dep_poly): Removed.
5878 (dependence_polyhedron_1): Use combine_context_id_scat.
5880 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5882 * graphite-poly.h (struct poly_scattering): Add layout documentation.
5883 (struct poly_bb): Same.
5884 (combine_context_id_scat): New.
5886 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5889 * sese.c (name_defined_in_loop_p): Return false for default
5892 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5894 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
5895 and clean up the logic.
5897 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5899 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
5902 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5904 * var-tracking.c (remove_cselib_value_chains): Define only for
5906 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
5907 delete_slot_part, emit_notes_for_differences_1): Don't call
5908 remove_cselib_value_chains here.
5909 (set_slot_part, emit_notes_for_differences_2): Don't call
5910 add_cselib_value_chains here.
5911 (preserved_values): New vector.
5912 (preserve_value): New function.
5913 (add_uses, add_stores, vt_add_function_parameters): Use it
5914 instead of cselib_preserve_value.
5915 (changed_values_stack): New vector.
5916 (check_changed_vars_0): New function.
5917 (check_changed_vars_1, check_changed_vars_2): Use it.
5918 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
5919 changed_values_stack VALUEs.
5920 (vt_emit_notes): For all preserved_values call
5921 add_cselib_value_chains. If ENABLE_CHECKING call
5922 remove_cselib_value_chains before verifying value_chains is empty.
5923 Initialize and free changed_values_stack.
5924 (vt_initialize): Initialize preserved_values.
5925 (vt_finalize): Free preserved_values.
5927 2010-03-08 Richard Guenther <rguenther@suse.de>
5929 PR tree-optimization/43269
5930 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
5933 2010-03-08 Martin Jambor <mjambor@suse.cz>
5935 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
5936 (ipa_is_param_called): Removed.
5937 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
5938 (ipa_print_node_params): Do not print the called flag.
5939 (ipa_write_node_info): Do not stream the called flag.
5940 (ipa_read_node_info): Likewise.
5942 2010-03-07 Jakub Jelinek <jakub@redhat.com>
5945 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
5946 * cselib.c (struct expand_value_data): Add dummy field.
5947 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
5949 (cselib_dummy_expand_value_rtx_cb): New function.
5950 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
5952 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
5953 * var-tracking.c: Include pointer-set.h.
5954 (variable): Change n_var_parts to char from int. Add
5955 cur_loc_changed and in_changed_variables fields.
5956 (variable_canonicalize): Remove.
5957 (shared_var_p): New inline function.
5958 (unshare_variable): Maintain cur_loc_changed and
5959 in_changed_variables fields. If var was in changed_variables,
5960 replace it there with new_var. Just copy cur_loc instead of
5961 resetting it to something else.
5962 (variable_union): Don't recompute cur_loc. Use shared_var_p.
5963 (dataflow_set_union): Don't call variable_canonicalize.
5964 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
5965 of their DEBUG_EXPR_TREE_DECLs.
5966 (canonicalize_loc_order_check): Verify that cur_loc is NULL
5967 and in_changed_variables and cur_loc_changed is false.
5968 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
5969 and cur_loc_changed. Don't update cur_loc here.
5970 (variable_merge_over_src): Don't call variable_canonicalize.
5971 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
5972 removing loc that is equal to cur_loc, clear cur_loc,
5973 set cur_loc_changed and ensure variable_was_changed is called.
5974 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
5975 compare pointers in cur_loc check, if it is equal to loc,
5976 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
5977 (variable_different_p): Remove compare_current_location argument,
5978 don't compare cur_loc.
5979 (dataflow_set_different_1): Adjust variable_different_p caller.
5980 (variable_was_changed): If dv had some var in changed_variables
5981 already, reset in_changed_variables flag for it and propagate
5982 cur_loc_changed over to the new variable. On empty var
5983 always set cur_loc_changed. Set in_changed_variables on whatever
5984 var is added to changed_variables.
5985 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
5986 Use shared_var_p. When removing loc that is equal to cur_loc,
5987 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
5988 end, don't set it to something else, just call variable_was_changed.
5989 (delete_slot_part): Use shared_var_p. When cur_loc equals to
5990 loc being removed, clear cur_loc and set cur_loc_changed.
5991 Set cur_loc_changed if all locations have been removed.
5992 (struct expand_loc_callback_data): New type.
5993 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
5994 allocated. Always create SUBREGs if simplify_subreg failed.
5995 Prefer to use cur_loc, when that fails and still in
5996 changed_variables (and seen first time) recompute it. Set
5997 cur_loc_changed of variables which had to change cur_loc and
5998 compute elcd->cur_loc_changed if any of the subexpressions used
5999 had to change cur_loc.
6000 (vt_expand_loc): Adjust to pass arguments in
6001 expand_loc_callback_data structure.
6002 (vt_expand_loc_dummy): New function.
6003 (emitted_notes): New variable.
6004 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
6005 that weren't used for any other decl in current
6006 emit_notes_for_changes call call vt_expand_loc_dummy to update
6007 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
6008 first loc_chain location if NULL before. Always use just
6009 cur_loc instead of first loc_chain location. When cur_loc_changed
6010 is false, when not --enable-checking=rtl just don't emit any note.
6011 When rtl checking, compute the note and assert it is the same
6012 as previous note. Clear cur_loc_changed and in_changed_variables
6013 at the end before removing from changed_variables.
6014 (check_changed_vars_3): New function.
6015 (emit_notes_for_changes): Traverse changed_vars to call
6016 check_changed_vars_3 on each changed var.
6017 (emit_notes_for_differences_1): Clear cur_loc_changed and
6018 in_changed_variables. Recompute cur_loc of new_var.
6019 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
6020 (vt_emit_notes): Initialize and destroy emitted_notes.
6022 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
6024 PR rtl-optimization/42220
6025 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
6026 Use verify_reg_tracked to determine if we should use OP_OUT rather
6028 (build_def_use): If we see an in-out operand for a register that we
6029 know nothing about, treat is an output if possible, fail the block if
6032 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6035 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
6038 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6041 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
6042 uses of relevant DEFs that are dead outside the loop too.
6044 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6046 * var-tracking.c (dataflow_set_merge): Swap src and src2.
6048 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6050 * var-tracking.c (values_to_unmark): New variable.
6051 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6052 values_to_unmark vector. Moved body to...
6053 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6054 instead queue it into values_to_unmark vector.
6055 (vt_find_locations): Free values_to_unmark vector.
6057 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
6059 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
6060 (site.exp): Export them when plugins are enabled.
6062 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
6065 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
6067 (chrec_fold_multiply): Same.
6069 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
6072 * c-decl.c (build_compound_literal): Return early if init is
6075 2010-03-04 Martin Jambor <mjambor@suse.cz>
6077 PR tree-optimization/43164
6078 PR tree-optimization/43191
6079 * tree-sra.c (type_consists_of_records_p): Reject records with
6080 zero-size bit-fields at the end.
6082 2010-03-04 Mike Stump <mikestump@comcast.net>
6084 * Makefile.in (TAGS): Remove *.y.
6086 2010-03-04 Richard Guenther <rguenther@suse.de>
6088 PR tree-optimization/40761
6089 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
6091 (my_rev_post_order_compute): New function.
6092 (init_pre): Call it.
6094 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
6097 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
6098 decrease the cost of an IV candidate when the cost is infinite.
6100 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6102 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
6103 Use '3DNow!' for the extension of that name, ensure normal space
6105 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
6107 2010-03-03 Jeff Law <law@redhat.com>
6109 * PR middle-end/32693
6110 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
6111 than gen_rtx_SUBREG.
6112 (extract_bit_field_1): Likewise.
6114 2010-03-03 Janis Johnson <janis187@us.ibm.com>
6116 * doc/sourcebuild.texi (Test directives): Document that arguments
6117 include-opts and exclude-opts are now optional for dg-skip-if,
6118 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
6120 2010-03-03 Jason Merrill <jason@redhat.com>
6123 * cgraph.h (varpool_node): Add extra_name field.
6124 * varpool.c (varpool_extra_name_alias): New.
6125 (varpool_assemble_decl): Emit extra name aliases.
6126 (varpool_mark_needed_node): Look past an extra name alias.
6127 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
6128 * lto-streamer-in.c (lto_input_tree): Read it.
6129 * lto-streamer-out.c (output_unreferenced_globals): Write it.
6131 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
6133 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
6134 (sparc*-*-solaris2*): ...this.
6136 2010-03-03 Jakub Jelinek <jakub@redhat.com>
6139 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
6140 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
6141 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
6142 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
6145 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
6146 fallthrough to default handling, just with want_address 0 instead of 2.
6147 For single element lists, add_AT_loc directly, otherwise create an
6148 artificial variable DIE and stick location list to it.
6151 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
6152 (VAL_EXPR_HAS_REVERSE): Define.
6153 (reverse_op): New function.
6154 (add_stores): For reversible operations add an extra MO_VAL_USE.
6156 2010-03-02 Jason Merrill <jason@redhat.com>
6158 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
6160 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
6162 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
6163 (sparc64-*-linux*): Likewise.
6164 (sparc64-*-solaris2*): Include assembler files before linker ones.
6165 (sparc-*-solaris2*): Simplify and reorder to match previous case.
6166 * config/sparc/gas.h: Delete.
6167 * config/sparc/sol2-64.h: Add copyright notice.
6168 * config/sparc/sol2-gas-bi.h: Likewise.
6169 * config/sparc/sol2-gld.h: Likewise.
6170 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
6171 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
6172 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
6173 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
6174 (sparc_elf_asm_named_section): Rename into...
6175 (sparc_solaris_elf_asm_named_section): ...this. Always define.
6177 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
6179 * config/alpha/alpha.c (override_options): Fix -mtune error message.
6181 2010-03-02 Jeff Law <law@redhat.com>
6184 * reload1.c (rtx_p, substitute_stack): Declare.
6185 (substitute): Record addresses of changed rtxs.
6186 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
6187 Restore the original rtx when complete.
6188 (reload): Free subsitute_stack when complete.
6190 2010-03-02 Janis Johnson <janis187@us.ibm.com>
6192 * doc/gccint.texi (menu): Add Testsuites as a chapter.
6193 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
6195 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
6196 LTO Testing, gcov Testing, profopt Testing, compat Testing,
6197 Torture Tests): Change from subsection to section.
6199 2010-03-02 Jakub Jelinek <jakub@redhat.com>
6200 Steven Bosscher <steven@gcc.gnu.org>
6202 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
6205 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
6208 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
6209 the assignment from the new induction variable to the assignment
6210 of the value from the original loop PHI function.
6212 2010-03-01 Janis Johnson <janis187@us.ibm.com>
6213 Daniel Jacobowitz <dan@codesourcery.com>
6215 * doc/sourcebuild.texi (Test directives): Clarify options to
6218 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6220 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
6221 Disable cfi directives unless GCC and gas agree on using read-only
6222 .eh_frame sections for 64-bit.
6223 * configure: Regenerate.
6225 2010-03-01 Richard Guenther <rguenther@suse.de>
6227 PR tree-optimization/43220
6228 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
6229 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
6231 2010-03-01 Richard Guenther <rguenther@suse.de>
6232 Martin Jambor <mjambor@suse.cz>
6235 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
6236 gimplified parameters.
6238 2010-03-01 Christian Bruel <christian.bruel@st.com>
6240 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
6242 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
6244 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
6246 2010-03-01 Richard Guenther <rguenther@suse.de>
6249 * expr.c (expand_assignment): Use the alias-oracle to tell
6250 if the rhs aliases the result decl.
6252 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6255 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
6256 to sol_gt_pch_get_address.
6257 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
6258 64-bit, SPARC and x86.
6259 (sol_gt_pch_get_address): New function.
6261 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
6263 * toplev.h (inform_n, error_n): Declare.
6264 * diagnostic.c (inform_n, error_n): New function.
6266 2010-03-01 Jakub Jelinek <jakub@redhat.com>
6268 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
6269 has no rtl yet when processing local_decls, queue it and recheck
6270 if deferred stack allocation hasn't assigned it rtl.
6272 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6274 * config/sh/sh.c (unspec_bbr_uid): New.
6275 (gen_block_redirect): Use it instead of INSN_UID.
6276 (gen_far_branch): Likewise.
6278 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
6280 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
6281 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
6283 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6285 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
6286 (Warning Options): -Wno-conversion-null is valid for
6287 Objective-C++ as well.
6288 * doc/tm.texi (Named Address Spaces): Likewise.
6289 * doc/plugins.texi (Plugins): Replace TABs with spaces.
6290 * doc/tree-ssa.texi (Tree SSA): Likewise.
6292 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6295 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
6296 by default. Don't set the default arch for
6297 i[34567]86-*-darwin*|x86_64-*-darwin*.
6299 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6302 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
6303 default. Set the default 32bit/64bit archs with $with_arch
6304 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
6306 2010-02-27 Richard Guenther <rguenther@suse.de>
6308 PR tree-optimization/43186
6309 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
6310 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
6311 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
6312 unroller iterations.
6314 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6316 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
6317 required and i[34567]86-*-* targets don't support 64bit ISA.
6319 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
6322 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6325 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6327 * config.gcc: Set the default arch at least to Prescott for
6328 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
6329 if SSE math is enabled.
6331 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6333 * diagnostic.c (diagnostic_initialize): Update.
6334 (diagnostic_report_diagnostic): Test inhibit_notes_p for
6336 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
6337 (diagnostic_inhibit_notes): New.
6338 * toplev.c (process_options): inhibit notes with -fcompare-debug.
6340 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6343 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
6344 * doc/standards.texi: Likewise.
6345 * doc/extend.texi: Likewise.
6346 * doc/trouble.texi: Likewise.
6347 * doc/cppopts.texi: Likewise.
6348 * doc/install.texi: Likewise.
6349 * c.opt (std=c90,std=gnu90): New options.
6350 * c-opts.c (c_common_handle_option): Handle them.
6352 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6355 * c-decl.c (undeclared_variable): Use an informative note.
6357 2010-02-26 Richard Guenther <rguenther@suse.de>
6359 PR tree-optimization/43186
6360 * gimple.h (gimple_fold): Remove.
6361 * gimple.c (gimple_fold): Remove. Inline into single user ...
6362 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
6363 Try harder for conditions.
6365 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6368 * function.c (used_types_insert): Don't skip through named pointer
6369 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
6370 and it is different from the main variant's type.
6372 2010-02-26 Nick Clifton <nickc@redhat.com>
6374 * config/rx/rx.md (sminsi3): Remove bogus alternative.
6376 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6378 * config.gcc: Support --with-fpmath=sse for x86.
6380 * config/i386/ssemath.h: New.
6382 * doc/install.texi (--with-fpmath=sse): Documented.
6384 2010-02-26 Richard Guenther <rguenther@suse.de>
6386 PR tree-optimization/43188
6387 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
6388 vector types of over-aligned element type.
6390 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
6393 * config/i386/i386.c (expand_vec_perm_blend): Use correct
6394 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
6396 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
6398 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
6400 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6402 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
6403 * var-tracking.c: Include diagnostic.h.
6404 (debug_dv): New function.
6405 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
6408 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
6409 (add_value_chain, add_value_chains, remove_value_chain,
6410 remove_value_chains): Handle DEBUG_EXPRs.
6411 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
6414 * regcprop.c (struct queued_debug_insn_change): New type.
6415 (struct value_data_entry): Add debug_insn_changes field.
6416 (struct value_data): Add n_debug_insn_changes field.
6417 (debug_insn_changes_pool): New variable.
6418 (free_debug_insn_changes, apply_debug_insn_changes,
6419 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
6420 (kill_value_one_regno): Call free_debug_insn_changes if needed.
6421 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
6423 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
6425 (copyprop_hardreg_forward_1): Don't call apply_change_group for
6426 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
6427 changes, call cprop_find_used_regs via note_stores.
6428 (copyprop_hardreg_forward): When copying vd from predecessor
6429 which has any queued DEBUG_INSN changes, make sure the pointers are
6430 cleared. At the end call df_analyze and then if there are any
6431 DEBUG_INSN changes queued at the end of some basic block for still
6432 live registers, apply them.
6433 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
6435 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
6437 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
6440 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
6442 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
6443 targets. Set the default with_cpu/with_arch from arch/cpu.
6444 Allow x86-64 and native for with_cpu/with_arch.
6446 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
6448 * ebitmap.c: Change calls to verify_popcount with calls to
6449 sbitmap_verify_popcount.
6450 (ebitmap_clear_bit): Fixed map->cacheindex test and
6451 map>cache update when bit clearing results in an empty
6454 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6457 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
6458 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
6459 and support both V2DF and V2DI modes.
6460 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
6461 support both V2DF and V2DI modes.
6462 (general): Delete trailing whitespace from a few patterns.
6464 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6465 V2DF/V2DI interleave high/low builtins.
6467 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
6470 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
6471 interleave high/low functions.
6473 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
6475 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
6476 #pragma extern_prefix.
6478 2010-02-25 Jakub Jelinek <jakub@redhat.com>
6481 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
6482 BLKmode, assert op0 is a MEM and just adjust its mode.
6485 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
6486 if bitpos isn't multiple of mode's bitsize.
6488 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6490 * c.opt (-ftemplate-depth=): New.
6491 (-ftemplate-depth-): Deprecate.
6492 * optc-gen.awk: Handle -ftemplate-depth=.
6493 * opth-gen.awk: Likewise.
6494 * c-opts.c (c_common_handle_option): Likewise.
6495 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
6497 2010-02-24 Jason Merrill <jason@redhat.com>
6499 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
6501 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6503 * cfg.c (alloc_aux_for_block): Remove inline.
6504 (alloc_aux_for_edge): Likewise.
6506 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6508 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
6510 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6512 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
6513 * config/i386/sol2-gas.h: New file.
6514 * config.gcc (i[34567]86-*-solaris2*): Use it.
6516 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6519 * c-typeck.c (ep_convert_and_check): New.
6520 (build_conditional_expr): Use it.
6521 (build_binary_op): Likewise.
6523 2010-02-24 Jakub Jelinek <jakub@redhat.com>
6525 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
6528 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
6529 bounds even for -O+.
6530 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
6531 expr needs to have DECL_NAME set.
6533 2010-02-24 Nick Clifton <nickc@redhat.com>
6535 * config/mep/mep.c: Include gimple.h.
6536 (mep_function_uses_sp): Delete unused function.
6537 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
6538 parameters. Use unsigned integers to count args. Return a
6539 NULL_RTX instead of an error_mark_node. Toidy up formatting.
6541 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6544 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
6545 greater or equal to nelt instead of 2 * nelt.
6546 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
6549 2010-02-23 Jason Merrill <jason@redhat.com>
6552 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
6553 in cfun->local_decls even if they have register types.
6556 * stor-layout.c (place_field): Don't warn about unnecessary
6557 DECL_PACKED if the type is packed.
6559 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6562 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
6563 GOTOFF relocs, even when the base reg isn't pic pointer.
6565 2010-02-23 Michael Matz <matz@suse.de>
6568 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
6569 (expand_gimple_basic_block): Generate and use debug temps if there
6570 are debug uses left after the last real use of TERed ssa names.
6571 Unlink debug immediate uses when they are expanded.
6573 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
6576 * config/i386/i386.c (override_options): Reorganise to provide
6577 better error messages.
6579 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6582 * graphite-scop-detection.c (create_single_exit_edge): Move
6583 the call to find_single_exit_edge to....
6584 (create_sese_edges): ...here. Don't handle multiple edges
6585 exiting the function.
6586 (build_graphite_scops): Don't handle multiple edges
6587 exiting the function.
6589 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6592 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
6593 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
6595 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6598 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
6600 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
6603 * c-typeck.c (convert_arguments): Print declaration location.
6604 * c-common.c (validate_nargs): Rename as
6605 builtin_function_validate_nargs.
6606 (check_builtin_function_arguments): Update.
6608 2010-02-22 Richard Guenther <rguenther@suse.de>
6611 * tree-inline.c (declare_return_variable): Use the type of
6612 the call stmt lhs if available.
6614 2010-02-22 Duncan Sands <baldrick@free.fr>
6616 * passes.c (register_pass): Always consider all pass lists when
6617 ref_pass_instance_number is zero.
6619 2010-02-22 Richard Guenther <rguenther@suse.de>
6621 PR tree-optimization/42749
6622 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
6623 parameter. Do arithmetic in the original type.
6624 (update_accumulator_with_ops): Likewise.
6625 (adjust_accumulator_values): Adjust.
6627 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6629 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
6630 (QI to BLKmode splitter): New splitter.
6632 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
6634 * config/i386/i386.c (initial_ix86_tune_features): Turn on
6635 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
6637 2010-02-22 Richard Guenther <rguenther@suse.de>
6639 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
6641 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
6643 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
6644 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
6645 ($(T)crti.o, $(T)crtn.o): Remove rules.
6647 2010-02-21 Tobias Burnus <burnus@net-b.de>
6650 * doc/invoke.texi (-fassociative-math): Document that this
6651 option is automatically enabled for Fortran.
6653 2010-02-20 David S. Miller <davem@davemloft.net>
6655 * configure.ac: Test if linker and assembler properly support
6656 GOTDATA_OP relocations.
6657 * configure: Rebuild.
6658 * config.in: Likewise.
6659 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
6660 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
6661 (movsi_high_pic): Likewise.
6662 (movdi_lo_sum_pic): Likewise.
6663 (movdi_high_pic): Likewise.
6664 (movsi_pic_gotdata_op): New pattern.
6665 (movdi_pic_gotdata_op): Likewise.
6666 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
6667 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
6669 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
6672 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
6673 attribute to ssemul.
6674 (xop_mulv2div2di3_high): Ditto.
6676 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6679 * c.opt (Wconversion-null): New option.
6680 * doc/invoke.texi (Wconversion-null): Document.
6682 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6684 * common.opt (Wlarger-than-): Add Undocumented.
6686 2010-02-19 Mike Stump <mikestump@comcast.net>
6688 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
6690 2010-02-19 Jason Merrill <jason@redhat.com>
6693 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
6694 * configure: Likewise.
6696 2010-02-20 Alan Modra <amodra@gmail.com>
6699 * cgraph.h (cgraph_make_decl_local): Declare.
6700 * cgraph.c (cgraph_make_decl_local): New function.
6701 (cgraph_make_node_local): Use it.
6702 * cgraphunit.c (cgraph_function_versioning): Likewise.
6703 * ipa.c (function_and_variable_visibility): Likewise.
6705 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6708 * except.c (sjlj_emit_function_enter): Don't call
6709 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
6711 * rtl.h (add_reg_br_prob_note): Remove prototype.
6713 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6716 * c-common.c (conversion_warning): Remove widening conversions
6717 before checking the conversion of integers to reals.
6719 2010-02-19 Mike Stump <mikestump@comcast.net>
6722 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
6725 * cgraphunit.c (process_function_and_variable_attributes): Check
6726 DECL_PRESERVE_P instead of looking up attribute "used".
6727 * ipa-pure-const.c (check_decl): Likewise.
6728 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
6729 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
6730 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
6731 instead of attribute "used".
6732 * config/sol2-c.c (solaris_pragma_init): Likewise.
6733 (solaris_pragma_fini): Likewise.
6735 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6737 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
6738 Use XCNEW instead of xcalloc.
6739 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
6740 XNEW instead of xmalloc.
6741 (get_fields): Use XNEWVEC instead of xmalloc.
6744 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
6745 populate vars array.
6746 (create_new_general_access): For debug stmts just reset value.
6747 (get_stmt_accesses): For accesses within debug stmts just record them
6748 using add_access_to_acc_sites instead of preventing the peeling or
6749 counting them as accesses.
6752 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
6754 2010-02-19 Richard Guenther <rguenther@suse.de>
6756 PR tree-optimization/42916
6757 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
6760 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
6762 * configure.ac: Replace all uses of changequote in macro arguments
6763 with proper quoting.
6765 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6768 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
6770 2010-02-19 Richard Guenther <rguenther@suse.de>
6772 PR tree-optimization/42944
6773 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
6774 test for aliasing with errno.
6776 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6779 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
6780 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
6781 * dojump.c: Include output.h.
6782 (inv): New inline function.
6783 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
6784 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
6785 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
6786 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
6787 argument, pass it down to other calls.
6788 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
6789 add REG_BR_PROB note to the conditional jump.
6790 * cfgexpand.c (add_reg_br_prob_note): Removed.
6791 (expand_gimple_cond): Don't call it, add the probability
6792 as last argument to jumpif_1/jumpifnot_1.
6793 * Makefile.in (dojump.o): Depend on output.h.
6794 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
6796 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
6797 * stmt.c (do_jump_if_equal): Likewise.
6798 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
6799 * loop-unswitch.c (compare_and_jump_seq): Likewise.
6800 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
6802 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
6803 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
6804 jumpifnot_1 callers.
6805 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
6807 (store_expr): Adjust jumpifnot caller.
6808 (store_constructor): Adjust jumpif caller.
6811 * gimplify.c (gimple_boolify): For __builtin_expect call
6812 gimple_boolify also on its first argument.
6814 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
6816 * configure.ac (gnu-unique-object): Wrap regexps using [] in
6818 (__stack_chk_fail): Ditto. Remove quadrigraphs.
6819 * configure: Regenerated.
6821 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6823 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
6824 lang_hooks.types_compatible_p instead of comptypes.
6826 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
6828 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
6829 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
6830 if __prefer_thumb__ is defined.
6832 2010-02-18 Martin Jambor <mjambor@suse.cz>
6834 PR tree-optimization/43066
6835 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
6836 array with zero-sized element type.
6838 2010-02-18 Jakub Jelinek <jakub@redhat.com>
6840 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
6841 rtx, allocate struct var_loc_node here and return it to the
6842 caller, and only if it is actually needed.
6843 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
6844 move it earlier and return immediately if it returns NULL.
6846 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
6848 * config/sparc/gas.h: New file. Restore
6849 TARGET_ASM_NAMED_SECTION to its ELF default.
6850 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
6852 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6853 Likewise. Add ATTRIBUTE_UNUSED to prototype.
6854 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
6855 after sparc/sysv4.h.
6857 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
6859 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
6861 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
6863 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
6864 patterns from predicated pattern.
6866 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
6869 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
6870 for insn mnemonic suffix.
6872 2010-02-17 Richard Guenther <rguenther@suse.de>
6874 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
6877 2010-02-17 Jakub Jelinek <jakub@redhat.com>
6880 * caller-save.c (save_call_clobbered_regs): If BB ends with
6881 a DEBUG_INSN, move any notes in between last real insn and the last
6882 DEBUG_INSN after the last DEBUG_INSN.
6884 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
6886 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
6887 Fix return type. Fix argument type. Explain meaning of return value.
6889 2010-02-16 Richard Guenther <rguenther@suse.de>
6891 PR tree-optimization/41043
6892 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
6893 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
6895 (vrp_visit_phi_node): ... but only for loop PHI nodes.
6897 2010-02-16 Ira Rosen <irar@il.ibm.com>
6899 PR tree-optimization/43074
6900 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
6901 * tree-vect-loop.c (vect_analyze_loop_operations): Add
6902 vectorizable cycles in hybrid SLP check.
6903 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
6905 2010-02-16 Richard Guenther <rguenther@suse.de>
6907 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
6908 (true_dependence): If memrefs_conflict_p computes must-alias
6909 trust it. Move TBAA check after offset-based disambiguation.
6910 (canon_true_dependence): Likewise.
6912 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
6914 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
6915 * doc/invoke.texi: Document it.
6916 * var-tracking.c: Include toplev.h and params.h.
6917 (vt_find_locations): Return bool indicating success. Compute
6918 hash sizes unconditionally. Check new parameter, report.
6919 (variable_tracking_main_1): Check vt_find_locations results and
6920 retry. Renamed from...
6921 (variable_tracking_main): ... this. New wrapper to preserve
6922 flag_var_tracking_assignments.
6923 * Makefile.in (var-tracking.o): Adjust dependencies.
6925 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
6926 Jakub Jelinek <jakub@redhat.com>
6929 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
6930 if weak_import attribute is present.
6931 * config/darwin.c (machopic_select_section): Likewise.
6933 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
6935 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
6936 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
6937 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
6938 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
6940 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
6943 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
6946 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
6947 Rewrite text to refer to the names.
6949 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
6951 * config/i386/i386-builtin-types.def
6952 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
6953 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
6954 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
6955 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
6956 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
6957 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
6958 IX86_BUILTIN_VPERMIL2PS256.
6959 (MULTI_ARG_4_DF2_DI_I): Defined.
6960 (MULTI_ARG_4_DF2_DI_I1): Defined.
6961 (MULTI_ARG_4_SF2_SI_I): Defined.
6962 (MULTI_ARG_4_SF2_SI_I1): Defined.
6963 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
6964 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
6965 __builtin_ia32_vpermil2ps256.
6966 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6967 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6968 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
6969 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6970 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6971 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
6972 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
6973 CODE_FOR_xop_vpermil2v8sf3.
6974 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
6975 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
6976 * config/i386/xopintrin.h (_mm_permute2_pd): New.
6977 (_mm256_permute2_pd): New.
6978 (_mm_permute2_ps): New.
6979 (_mm256_permute2_ps): New.
6981 2010-02-15 Nick Clifton <nickc@redhat.com>
6983 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
6984 boolean parameters. Use emit_jump_insn when emitting a pop
6985 instruction containing a return insn.
6986 (push): Use 'true' rather than '1' as second parameter to F.
6987 (h8300_expand_prologue): Likewise.
6988 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
6989 (h8300_expand_epilogue): Likewise.
6991 2010-02-15 Richard Guenther <rguenther@suse.de>
6994 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
6997 2010-02-15 Nick Clifton <nickc@redhat.com>
6999 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
7002 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
7004 * intl.c (fake_ngettext): New function.
7005 * intl.h (fake_ngettext): Declare.
7006 (ngettext): Define macro.
7007 * collect2.c (notice_translated): New function.
7008 (main): Use notice_translated and ngettext.
7009 * collect2.h (notice_translated): Declare.
7011 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
7013 * reorg.c (delete_computation): Comment fixes.
7014 * caller-save.c (setup_save_areas): Idem.
7015 * sel-sched-dump.c (dump_lv_set): Idem.
7018 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7020 * config/s390/s390.c (s390_sched_init): New function.
7021 (TARGET_SCHED_INIT): Target hook defined.
7023 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
7024 Jack Howarth <howarth@bromo.med.uc.edu>
7025 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7028 Partial revert of unintended change in fix for PR41605.
7029 * config/darwin.h: Fix typo.
7030 * config/darwin9.h: Same.
7032 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7034 * c-pch.c (pch_init): Clear v.
7036 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7039 * graphite-scop-detection.c (graphite_can_represent_scev): Call
7040 graphite_can_represent_init for MULT_EXPR.
7042 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7046 * graphite-sese-to-poly.c (remove_phi): New.
7047 (translate_scalar_reduction_to_array): Call remove_phi.
7049 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7052 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
7053 * graphite-clast-to-gimple.h (gloog): Update declaration.
7054 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
7055 * graphite-poly.h (struct poly_bb): Add missing comments.
7056 (struct scop): Add poly_scop_p field.
7058 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
7059 * graphite.c (graphite_transform_loops): Build the polyhedral
7060 representation for each scop before code generation.
7061 * sese.c (rename_variables_in_operand): Removed.
7062 (rename_variables_in_expr): Return the renamed expression.
7063 (rename_sese_parameters): New.
7064 * sese.h (rename_sese_parameters): Declared.
7066 2010-02-11 Richard Guenther <rguenther@suse.de>
7068 PR tree-optimization/42998
7069 * tree-ssa-pre.c (create_expression_by_pieces): Treat
7070 POINTER_PLUS_EXPR properly.
7072 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7073 Changpeng Fang <changpeng.fang@amd.com>
7076 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
7077 the cost of an IV candidate when the IV is used in a test against zero.
7079 * gcc.dg/tree-ssa/ivopts-3.c: New.
7081 2010-02-11 Richard Guenther <rguenther@suse.de>
7084 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
7085 pointer-vs-decl case by swapping refs. Handle some cases
7086 of pointer-vs-decl disambiguations more conservatively.
7087 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
7088 to false after expanding.
7090 2010-02-11 Richard Guenther <rguenther@suse.de>
7093 * gcc.c (process_command): Handle LTO file@offset case more
7096 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7098 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
7099 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
7101 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
7103 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
7104 if MEM's mode size isn't DWARF2_ADDR_SIZE.
7105 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
7106 Optimize eq/ne comparisons when both arguments are known to be
7108 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
7109 Don't mask operands unnecessarily if they are known to be already
7112 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
7114 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
7117 2010-02-10 Richard Guenther <rguenther@suse.de>
7119 PR tree-optimization/43017
7120 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
7121 for wrapping signed arithmetic.
7123 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7126 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
7127 if no debug info should be emitted for it.
7129 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
7131 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
7132 note when flag_exceptions is set.
7134 2010-02-10 Duncan Sands <baldrick@free.fr>
7136 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
7138 2010-02-10 Richard Guenther <rguenther@suse.de>
7141 * tree.c (get_unwidened): Handle constants.
7142 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
7144 2010-02-10 Martin Jambor <mjambor@suse.cz>
7147 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
7148 check for variable argument counts independently.
7150 2010-02-10 Christian Bruel <christian.bruel@st.com>
7153 * config/sh/sh.c (find_barrier): Increase length for non delayed
7154 conditional branches.
7156 2010-02-10 Christian Bruel <christian.bruel@st.com>
7158 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
7160 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7162 * builtins.c (set_builtin_user_assembler_name): Also handle
7163 ffs if int is smaller than word.
7165 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
7168 * ira-conflicts.c (get_dup): Remove.
7169 (process_reg_shuffles): Add new parameter. Use it as an
7170 additional guard for copy generation.
7171 (add_insn_allocno_copies): Rewrite.
7173 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
7175 * common.opt (fsched2-use-traces): Preserved for backward
7177 * doc/invoke.texi: Remove the documentation about option
7178 -fsched2-use-traces.
7179 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
7180 flag_sched2_use_traces.
7181 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
7182 the backward compatibility flag section.
7184 2010-02-09 Richard Guenther <rguenther@suse.de>
7186 PR tree-optimization/43008
7187 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
7188 make HEAP variables initialized from global memory if they
7189 are not known builtin functions.
7190 (find_func_aliases): Adjust.
7192 2010-02-09 Richard Guenther <rguenther@suse.de>
7194 PR tree-optimization/43000
7195 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
7196 arithmetic manually.
7198 2010-02-08 Jakub Jelinek <jakub@redhat.com>
7200 PR tree-optimization/42931
7201 * tree-loop-linear.c (try_interchange_loops): Don't call
7202 double_int_mul if estimated_loop_iterations failed.
7204 2010-02-08 Martin Jambor <mjambor@suse.cz>
7207 * tree-sra.c (build_accesses_from_assign): Do not mark in
7208 should_scalarize_away_bitmap if stmt has volatile ops.
7209 (sra_modify_assign): Do not process assigns piecemeal if if stmt
7212 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
7214 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
7216 2010-02-07 Adam Nemet <adambnmet@gmail.com>
7218 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
7221 2010-02-07 Andrew Pinski <pinskia@gmail.com>
7224 * df-core.c (df_finish_pass): Change type of saved_flags to int.
7226 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7229 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
7230 to unknown_dependence.
7231 (graphite_legal_transform_dr): Handle the unknown_dependence.
7232 (graphite_carried_dependence_level_k): Same.
7234 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7236 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
7238 2010-02-07 Richard Guenther <rguenther@suse.de>
7241 * expr.c (get_inner_reference): Always initialize *pbitsize.
7243 2010-02-07 Richard Guenther <rguenther@suse.de>
7246 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
7247 new ARRAY_REFs on variable size element or minimal index arrays.
7249 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
7250 gimple_fold_indirect_ref.
7252 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
7255 * arm.c (arm_override_options): Just return if the user has specified
7256 an invalid fpu name.
7258 2010-02-03 Jason Merrill <jason@redhat.com>
7261 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
7262 i386_pe_maybe_record_exported_symbol.
7264 2010-02-05 Steve Ellcey <sje@cup.hp.com>
7267 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7268 (pa_delegitimize_address): New function.
7270 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
7272 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
7273 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
7275 2010-02-05 Richard Guenther <rguenther@suse.de>
7278 * lto-streamer-in.c (get_resolution): Deal with references
7279 to undefined functions.
7281 2010-02-05 Richard Guenther <rguenther@suse.de>
7283 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
7284 (fold_const_aggregate_ref): Likewise.
7285 (ccp_fold_stmt): Substitute loads.
7286 (maybe_fold_reference): Verify types before substituting.
7288 (fold_gimple_assign): Unshare properly.
7289 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
7291 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
7293 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
7294 for rs6000_gen_cell_microcode.
7296 2010-02-04 Richard Guenther <rguenther@suse.de>
7298 PR rtl-optimization/42952
7299 * dse.c (const_or_frame_p): Remove MEM handling.
7301 2010-02-04 Nick Clifton <nickc@redhat.com>
7303 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
7304 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
7305 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
7306 (mn10300_asm_output_mi_thunk): New function.
7307 (mn10300_can_output_mu_thunk): New function.
7308 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
7309 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
7310 (FUNCTION_ARG): Delete incorrect comment.
7312 2010-02-03 Jason Merrill <jason@redhat.com>
7315 * fold-const.c (operand_equal_p): Handle erroneous types.
7317 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
7319 * config/h8300/h8300.md (can_delay): Fix attibute condition.
7321 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
7323 PR rtl-optimization/42941
7324 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
7327 2010-02-03 Jason Merrill <jason@redhat.com>
7330 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
7332 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
7335 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
7336 (cselib_reset_table): Renamed from...
7337 (cselib_reset_table_with_next_value): ... this.
7338 (cselib_get_next_uid): Renamed from...
7339 (cselib_get_next_unknown_value): ... this.
7340 * cselib.c (next_uid): Renamed from...
7341 (next_unknown_value): ... this.
7342 (cselib_clear_table): Adjust.
7343 (cselib_reset_table): Adjust. Renamed from...
7344 (cselib_reset_table_with_next_value): ... this.
7345 (cselib_get_next_uid): Adjust. Renamed from...
7346 (cselib_get_next_unknown_value): ... this.
7347 (get_value_hash): Use hash.
7348 (cselib_hash_rtx): Likewise.
7349 (new_cselib_val): Adjust. Set and dump uid.
7350 (cselib_lookup_mem): Pass next_uid as hash.
7351 (cselib_subst_to_values): Likewise.
7352 (cselib_log_lookup): Dump uid.
7353 (cselib_lookup): Pass next_uid as hash. Adjust.
7354 (cselib_process_insn): Adjust.
7355 (cselib_init): Initialize next_uid.
7356 (cselib_finish): Adjust.
7357 (dump_cselib_table): Likewise.
7358 * dse.c (canon_address): Dump value uid.
7359 * print-rtl.c (print_rtx): Print value uid.
7360 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
7362 (dv_uid): New function, sort of renamed from...
7363 (dv_htab_hash): ... this, reimplemented in terms of it and...
7364 (dv_uid2hash): ... this. New.
7365 (variable_htab_eq): Drop excess assertions.
7366 (tie_break_pointers): Removed.
7367 (canon_value_cmp): Compare uids.
7368 (variable_post_merge_New_vals): Print uids.
7369 (vt_add_function_parameters): Adjust.
7370 (vt_initialize): Reset table. Adjust.
7372 2010-02-03 Richard Guenther <rguenther@suse.de>
7374 PR tree-optimization/42944
7375 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
7376 (call_may_clobber_ref_p_1): Likewise. Properly handle
7377 malloc and calloc clobbering errno.
7379 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
7381 * doc/invoke.texi: Fix name of sched1 dump.
7383 * opts.c (decode_options): Set flag_tree_switch_conversion
7384 only conditionally on optimize >= 2.
7386 * gcse.c: Assorted comment fixes in pass description.
7388 2010-02-03 Anthony Green <green@moxielogic.com>
7390 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
7391 nop padding in order to maintain alignment of storage location of
7392 target function address.
7393 (moxie_trampoline_init): Store target function address at newly
7395 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
7397 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
7399 2010-02-03 Richard Guenther <rguenther@suse.de>
7402 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
7404 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7406 * config.gcc: Reenable check for obsolete targets.
7407 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
7408 mips-sgi-irix6.[0-4]*.
7410 2010-02-02 Nick Clifton <nickc@redhat.com>
7412 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
7413 constant size of 4 as being the same as 0.
7414 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
7415 can take values in the range 0..4.
7417 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
7420 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
7421 as _darwin10_Unwind_FindEnclosingFunction().
7422 * libgcc-libsystem.ver: New.
7424 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
7427 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
7428 implicitly set registers.
7430 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
7432 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
7433 (arm_override_options): Allow automatic selection of the thread
7434 pointer register if thumb2.
7435 (legitimize_pic_address): Improve code sequences for Thumb2.
7436 (arm_call_tls_get_addr): Likewise.
7437 (legitimize_tls_address): Likewise.
7438 * arm.md (pic_load_addr_arm): Delete. Replace with ...
7439 (pic_load_addr_32bit): ... this. New named pattern.
7440 * thumb2.md (pic_load_addr_thumb2): Delete.
7441 (pic_load_dot_plus_four): Delete.
7442 (tls_load_dot_plus_four): New named pattern.
7444 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7447 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
7448 Document fix for TLS bug.
7450 2010-01-31 Richard Guenther <rguenther@suse.de>
7452 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
7453 conservatively correct.
7455 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7459 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7461 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7463 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7465 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
7467 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
7469 * config.gcc: Adjust order of makefile fragments for mingw targets.
7471 2010-01-31 Richard Guenther <rguenther@suse.de>
7474 * gimplify.c (gimplify_init_constructor): For volatile LHS
7475 initialize a temporary.
7477 2010-01-31 Matthias Klose <doko@ubuntu.com>
7479 * configure.ac: Fix __stack_chk_fail check for cross builds configured
7481 * configure: Regenerate.
7483 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
7485 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7486 the same alias set and their sizes different constantness.
7487 (aliasing_component_refs_p): Revert 2009-10-24 change.
7489 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7491 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
7494 2010-01-29 Richard Guenther <rguenther@suse.de>
7496 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
7497 Assert we successfully updated the call.
7499 2010-01-29 Jakub Jelinek <jakub@redhat.com>
7501 PR rtl-optimization/42889
7502 * df.h (df_set_bb_dirty_nonlr): New prototype.
7503 * df-core.c (df_set_bb_dirty_nonlr): New function.
7504 * df-scan.c (df_insn_rescan): Call it instead of
7505 df_set_bb_dirty for DEBUG_INSNs.
7507 2010-01-29 Richard Guenther <rguenther@suse.de>
7510 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
7511 quadratic behavior in most cases.
7513 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
7516 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
7517 in the call to gen_x86_movsicc_0_m1.
7519 2010-01-28 Richard Guenther <rguenther@suse.de>
7521 PR tree-optimization/42871
7522 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
7524 2010-01-28 Richard Guenther <rguenther@suse.de>
7526 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
7527 into call arguments.
7529 2010-01-28 Richard Guenther <rguenther@suse.de>
7532 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
7533 the forwarder if the destination is an EH landing pad.
7535 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
7537 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
7538 block list passed to gimple_duplicate_sese_tail.
7539 (parallelize_loops): Avoid parallelization when the function
7541 Avoid parallelization when the preheader is IRREDUCIBLE.
7542 Try to optimize when estimated_loop_iterations_int is unresolved.
7543 Add the loop's location to the dump file.
7544 * tree-cfg.c (add_phi_args_after_redirect): Remove.
7545 (gimple_duplicate_sese_tail): Remove the check for the latch.
7546 Redirect nexits to the exit block.
7547 Remove handling of the incoming edges to the latch.
7548 Redirect the backedge from the copied latch to the exit bb.
7550 2010-01-28 Michael Matz <matz@suse.de>
7553 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
7554 Wrap force_reg into a sequence, emit it before user.
7556 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
7558 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
7560 (arm_legacy_rev): Likewise.
7561 (thumb_legacy_rev): Likewise.
7563 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7565 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
7566 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
7567 on MEM's address failed, try avoid_constant_pool_reference and
7568 recurse if it returned something different.
7569 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
7570 address, try avoid_constant_pool_reference and recurse if it
7571 returned something different.
7572 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
7573 address and avoid_constant_pool_reference returned something
7574 different, don't set have_address.
7576 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
7579 * var-tracking.c (val_store): Add modified argument, obey it.
7581 (count_uses): Move down logging of main.
7582 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
7583 don't need resolution.
7584 (emit_notes_in_bb): Likewise.
7586 2010-01-27 Richard Guenther <rguenther@suse.de>
7589 * tree-inline.c (remap_decl): Delay remapping of SSA name
7590 default definitions until we need them.
7592 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7594 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7595 (rs6000_delegitimize_address): New function.
7597 * config/s390/s390.c (s390_delegitimize_address): Call
7598 delegitimize_mem_from_attrs.
7601 * tree-inline.c (cannot_copy_type_1): Removed.
7602 (copy_forbidden): Don't forbid copying of functions containing
7603 records/unions with variable length fields.
7605 2010-01-27 Christian Bruel <christian.bruel@st.com>
7609 * config/sh/sh.c (find_barrier): Increase length for non delayed
7610 conditional branches.
7612 2010-01-27 Matthias Klose <doko@ubuntu.com>
7614 * configure.ac (gnu-unique-object): Fix ldd version check.
7615 * configure: Regenerate.
7617 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7619 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
7621 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
7622 Test for HAVE_GNU_AS value.
7624 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7626 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
7627 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
7628 INT64_TYPE): Define.
7629 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
7630 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7631 INT_LEAST64_TYPE): Define.
7632 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
7633 UINT_LEAST64_TYPE): Define.
7634 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
7635 INT_FAST64_TYPE): Define.
7636 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7637 UINT_FAST64_TYPE): Define.
7638 (INTMAX_TYPE, UINTMAX_TYPE): Define.
7639 (INTPTR_TYPE, UINTPTR_TYPE): Define.
7640 (SIG_ATOMIC_TYPE): Define.
7642 2010-01-26 Richard Guenther <rguenther@suse.de>
7644 * df-scan.c (df_scan_set_bb_info): Remove assert.
7645 (df_insn_rescan_debug_internal): Merge asserts.
7646 (df_install_ref): Likewise.
7647 (df_mark_reg): Use bitmap_set_range.
7648 (df_hard_reg_used_p): Remove assert.
7649 (df_hard_reg_used_count): Likewise.
7651 2010-01-26 Richard Guenther <rguenther@suse.de>
7653 PR rtl-optimization/42685
7654 * web.c (web_main): Ignore DEBUG_INSNs.
7656 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
7658 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
7660 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
7661 Fix types of fndecl and arglist parameters.
7663 2010-01-26 Richard Guenther <rguenther@suse.de>
7666 * tree-eh.c (unsplit_eh): Skip debug insns.
7668 2010-01-26 Richard Guenther <rguenther@suse.de>
7670 PR tree-optimization/42250
7671 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
7673 2010-01-26 Jakub Jelinek <jakub@redhat.com>
7676 * omp-low.c (expand_omp_sections): Only use single_pred if
7677 l2_bb is single_pred_p.
7679 2010-01-25 Christian Bruel <christian.bruel@st.com>
7682 * config/sh/sh.c (find_barrier): Increase length for non delayed
7683 conditional branches.
7684 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
7686 2010-01-24 David S. Miller <davem@davemloft.net>
7688 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
7689 define if not using GAS.
7690 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7691 Likewise. Delete SECTION_MERGE code, which is only applicable
7694 2010-01-24 Mark Mitchell <mark@codesourcery.com>
7697 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
7698 mangling of va_list in system headers.
7700 2010-01-23 Toon Moene <toon@moene.org>
7702 * tree-predcom.c (combine_chains): Return NULL, not false.
7704 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
7706 * tree-loop-distribution.c (distribute_loop): Fix declaration and
7707 initialization of variable res to agree with return type.
7709 2010-01-22 Steve Ellcey <sje@cup.hp.com>
7711 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
7712 * tree-sra.c: Add include of expr.h.
7714 2010-01-22 Jakub Jelinek <jakub@redhat.com>
7716 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
7717 insert the debug stmt on the single non-EH edge from the stmt.
7719 2010-01-22 Richard Henderson <rth@redhat.com>
7722 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
7723 the RHS until after generate_subtree_copies has insertted its
7724 code before the current statement.
7726 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
7728 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
7730 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
7732 2010-01-21 Martin Jambor <mjambor@suse.cz>
7734 PR tree-optimization/42585
7735 * tree-sra.c (struct access): New field grp_total_scalarization.
7736 (dump_access): Dump the new field.
7737 (should_scalarize_away_bitmap): New variable.
7738 (cannot_scalarize_away_bitmap): Likewise.
7739 (sra_initialize): Allocate new bitmaps.
7740 (sra_deinitialize): Free new bitmaps.
7741 (create_access_1): New function.
7742 (create_access): Parts moved to create_access_1.
7743 (type_consists_of_records_p): New function.
7744 (completely_scalarize_record): Likewise.
7745 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
7746 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
7747 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
7749 (analyze_all_variable_accesses): Completely scalarize small eligible
7752 2010-01-21 Martin Jambor <mjambor@suse.cz>
7754 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
7756 2010-01-21 Andrew Haley <aph@redhat.com>
7758 * gcc.c (process_command): Move lang_specific_driver before
7759 setting cc_libexec_prefix.
7761 2010-01-21 Richard Guenther <rguenther@suse.de>
7764 * fold-const.c (negate_expr_p): Pretend only negative
7765 real constants are easily negatable.
7767 2010-01-20 Janis Johnson <janis187@us.ibm.com>
7768 Jason Merrill <jason@redhat.com>
7770 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
7771 (TYPE_TRANSPARENT_AGGR): this, for union and record.
7772 * calls.c (initialize argument_information): Handle it.
7773 * c-common.c (handle_transparent_union_attribute): Use new name.
7774 * c-decl.c (finish_struct): Ditto.
7775 * c-typeck.c (type_lists_compatible_p): Ditto.
7776 (convert_for_assignment): Use new name and also handle record.
7777 * function.c (aggregate_value_p): Handle it.
7778 (pass_by_reference): Ditto.
7779 (assign_parm_data_types): Ditto.
7780 * print-tree.c (print_node): Ditto.
7781 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
7782 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
7783 * tree.c (first_field): New fn.
7785 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
7788 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
7789 even when linking statically, for now.
7791 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7794 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
7795 without a cselib val.
7796 (count_uses): Accept MO_VAL_SET with no val on stores.
7797 (add_stores): Likewise.
7799 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7801 * var-tracking.c (check_value_val): Add a compile time assertion.
7802 (dv_is_decl_p): Simplify.
7803 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
7804 gcc_assert if ENABLE_CHECKING.
7806 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7809 * var-tracking.c: Include tree-flow.h.
7810 (mem_dies_at_call): New.
7811 (dataflow_set_preserve_mem_locs): Use it.
7812 (dataflow_set_remove_mem_locs): Likewise.
7813 (dump_var): Renamed from dump_variable. Adjust all callers.
7814 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
7815 * Makefile.in (var-tracking.o): Adjust deps.
7817 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
7819 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
7821 2010-01-20 Richard Guenther <rguenther@suse.de>
7823 PR tree-optimization/42717
7824 * tree-ssa-dce.c (get_live_post_dom): Remove.
7825 (forward_edge_to_pdom): Take an arbitrary edge to copy
7826 degenerate PHI args from.
7827 (remove_dead_stmt): Use the first post-dominator even if it
7828 does not contain live statements as redirection destination.
7830 2010-01-20 Richard Guenther <rguenther@suse.de>
7832 * tree-inline.c (estimate_num_insns): Handle EH builtins.
7834 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7836 * sel-sched.c (create_speculation_check): Remove set but not used
7838 (try_transformation_cache): Remove set but not used variable ds.
7839 (calculate_privileged_insns): Remove set but not used variables
7840 cur_insn and min_spec_insn.
7841 (find_best_expr): Remove set but not used variable avail_n.
7842 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
7844 * cgraphunit.c (assemble_thunk): Remove set but not used variable
7846 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
7847 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
7850 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
7853 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
7854 cpu types. Add support for *-sse3 cpu types.
7855 (x86_64-*-*): Ditto.
7857 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7860 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
7861 argument, call initializer_constant_valid_p_1 instead of
7862 initializer_constant_valid_p, pass CACHE to it, return NULL
7863 immediately if first call returns NULL.
7864 (initializer_constant_valid_p_1): New function.
7865 (initializer_constant_valid_p): Use it.
7867 2010-01-20 Thomas Quinot <quinot@adacore.com>
7869 * tree.def (PLACEHOLDER_EXPR): Fix comment.
7871 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7873 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
7874 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
7875 (loc_list_from_tree): Don't handle unsigned division. Handle
7876 signed modulo using DW_OP_{over,over,div,mul,minus}.
7877 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
7878 modulo instead of signed.
7880 2010-01-20 DJ Delorie <dj@redhat.com>
7882 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
7884 (h8300_emit_stack_adjustment): Propogate it.
7886 (h8300_expand_prologue): Likewise.
7887 (h8300_expand_epilogue): Likewise.
7889 2010-01-19 Michael Matz <matz@suse.de>
7891 PR tree-optimization/41783
7892 * tree-data-ref.c (toplevel): Include flags.h.
7893 (dump_data_dependence_relation): Also dump the inputs if the
7894 result will be unknown.
7895 (split_constant_offset_1): Look through some conversions.
7896 * tree-predcom.c (determine_roots_comp): Restart a new chain if
7897 the offset from last element is too large.
7898 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
7899 (reassociate_to_the_same_stmt): Handle vector registers.
7900 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
7902 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
7903 wide_prolog_niters argument, emit widening instructions.
7904 (vect_do_peeling_for_alignment): Adjust caller, use widened
7905 variant of the iteration cound.
7906 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
7908 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7911 * config/arm/neon-testgen.m (emit_automatics): New parameter
7912 features. Adjust for Fixed_return_reg feature.
7913 (test_intrinsic): Call emit_automatics with new feature.
7914 * config/arm/neon.ml: Update copyright years.
7915 (features): New Fixed_return_reg feature.
7916 (ops): Update feature for Vget_low.
7918 2010-01-19 Jakub Jelinek <jakub@redhat.com>
7920 PR tree-optimization/42719
7921 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
7925 * fwprop.c (all_uses_available_at): Return false if def_set dest
7926 is a REG that is used in def_insn.
7928 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
7930 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
7932 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
7935 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
7937 * target.h (struct gcc_target) <secondary_reload>: Change type
7938 of last argument to secondary_reload_info *.
7940 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
7943 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
7944 memory references with unaligned offsets. Remove CQImode handling.
7945 (unaligned_memory_operand): Return 1 for memory references with
7946 unaligned offsets. Remove CQImode handling.
7948 2010-01-18 Richard Guenther <rguenther@suse.de>
7951 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
7954 2010-01-18 Richard Guenther <rguenther@suse.de>
7956 PR tree-optimization/42781
7957 * tree-ssa-structalias.c (find_what_var_points_to): Skip
7958 restrict processing only if the original variable was artificial.
7960 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
7962 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
7963 find number of popped argument bytes.
7965 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
7966 Fix the text that describes the return value for invalid insns.
7968 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
7970 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
7971 Clarify what 'cost of the -dependence' is. Fix quoting.
7973 * toplev.c (default_get_pch_validity): Rename argument to "sz".
7974 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
7976 2010-01-17 Jakub Jelinek <jakub@redhat.com>
7978 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
7979 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
7981 2010-01-17 Richard Guenther <rguenther@suse.de>
7984 * function.c (split_complex_args): Take a VEC to modify.
7985 (assign_parms_augmented_arg_list): Build a VEC instead of
7986 a chain of PARM_DECLs.
7987 (assign_parms_unsplit_complex): Take a VEC of arguments.
7988 Do not fixup unmodified parms.
7989 (assign_parms): Deal with the VEC.
7990 (gimplify_parameters): Likewise.
7992 2010-01-17 Richard Guenther <rguenther@suse.de>
7994 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
7995 node existence check.
7996 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
7997 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
7998 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
7999 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
8000 (gimple_execute_on_growing_pred): Likewise.
8002 2010-01-17 Richard Guenther <rguenther@suse.de>
8004 PR tree-optimization/42773
8005 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
8006 (compute_antic_aux): Likewise.
8007 (compute_partial_antic_aux): Likewise.
8009 2010-01-17 Jie Zhang <jie.zhang@analog.com>
8012 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
8015 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
8017 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
8020 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
8021 Fix markup for strict argument.
8023 (TARGET_SCHED_REORDER2): Fix argument types.
8025 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
8026 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
8028 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
8029 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
8031 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
8034 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
8035 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
8036 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
8037 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
8038 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
8040 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
8042 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
8044 (TARGET_ASM_RELOC_RW_MASK): Add return type.
8045 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
8047 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
8049 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
8052 (TARGET_ASM_NAMED_SECTION): Fix argument list.
8054 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
8055 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
8057 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
8059 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
8061 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
8062 referring to it. Fix language.
8064 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
8066 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
8068 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
8070 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
8072 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
8073 '@var{stream}. Remove stray 'and'.
8075 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
8077 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
8079 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
8081 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
8082 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
8084 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
8085 Fix description of return value.
8086 Rename argument "sz" to "len."
8088 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
8089 Clarify meaning of 'true' return value.
8091 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
8093 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
8094 rep_mode versus mode_rep.
8096 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
8098 (TARGET_BUILTIN_DECL): Fix name.
8100 (TARGET_COMMUTATIVE_P): Fix type of first argument.
8102 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
8104 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
8106 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
8108 (TARGET_RELAXED_ORDERING): Use @deftypevr.
8110 (TARGET_GET_DRAP_RTX): Note that this is a hook.
8113 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
8114 Rename argument tm_fn to md_fn.
8116 (TARGET_OPTION_PRINT): Fix argument list.
8118 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
8121 * config/i386/i386.c (ix86_fixup_binary_operands):
8122 Revert FMA4 fixup of operands.
8124 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8127 * Makefile.in (write_entries_to_file, install-plugin):
8128 Use \012 instead of \n with tr.
8130 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
8132 * configure.ac (HAVE_AS_REF): New C macro.
8133 * configure: Regenerate.
8134 * config.in: Likewise.
8135 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
8137 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
8140 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
8142 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
8144 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
8146 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
8148 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
8150 (TARGET_IN_SMALL_DATA_P): Fix argument type.
8152 (TARGET_BINDS_LOCAL_P): Fix argument type.
8154 (TARGET_ASM_FILE_END): Use prototype.
8156 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
8158 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
8160 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
8162 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
8164 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
8165 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
8167 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
8168 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
8170 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
8171 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
8172 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
8173 (TARGET_ADDR_SPACE_CONVERT): Likewise.
8175 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
8177 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
8179 (TARGET_INIT_BUILTINS): Use prototype.
8181 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
8182 Put 'const char *' in braces. Fix parameter types.
8183 (TARGET_INVALID_CONVERSION): Fix parameter types.
8184 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
8185 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
8187 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
8190 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
8192 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
8194 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
8196 * doc/tm.texi (TARGET_HELP): Fix return type.
8198 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
8199 in braces. Fix argument types.
8201 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
8203 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
8205 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
8207 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
8208 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
8210 (TARGET_MANGLE_TYPE): Fix argument types.
8212 (TARGET_IRA_COVER_CLASSES): Use prototype.
8214 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
8216 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
8218 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
8220 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
8222 (TARGET_CALLEE_COPIES): Fix argument types.
8224 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
8226 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
8228 (TARGET_FUNCTION_VALUE): Fix argument types.
8230 (TARGET_RETURN_IN_MSB): Fix argument type.
8232 (TARGET_RETURN_IN_MEMORY): Fix argument types.
8234 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
8236 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
8238 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
8239 agree with return type.
8241 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
8243 2010-01-15 Jing Yu <jingyu@google.com>
8245 PR rtl-optimization/42691
8246 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
8247 a pseudo to a constant and are merged, and adjust comments.
8249 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
8251 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
8253 2010-01-15 Richard Guenther <rguenther@suse.de>
8256 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
8257 labels of computed or non-local gotos to the destination.
8258 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
8259 landing pad label is the first label.
8261 2010-01-15 Richard Guenther <rguenther@suse.de>
8263 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
8265 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8268 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
8269 to allow generation of the xssqrtdp instruction on power7.
8270 (sqrtdf2_fpr): Ditto.
8272 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8275 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
8276 functions with noreturn attribute.
8279 * varasm.c (declare_weak): Add weak attribute to decl if it
8280 doesn't have one already.
8281 (assemble_external): Only add decls to weak_decls if they also
8282 have weak attribute.
8284 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
8286 * var-tracking.c (var_reg_delete): Don't delete the association
8287 between REGs and values or one-part variables if the register
8290 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8293 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
8294 because its first operand is a non-localized variable.
8296 2010-01-14 Martin Jambor <mjambor@suse.cz>
8298 PR tree-optimization/42706
8299 * tree-sra.c (encountered_recursive_call): New variable.
8300 (encountered_unchangable_recursive_call): Likewise.
8301 (sra_initialize): Initialize both new variables.
8302 (callsite_has_enough_arguments_p): New function.
8303 (scan_function): Call decl and flags check only for IPA-SRA, check
8304 whether there is a recursive call and whether it has enough arguments.
8305 (all_callers_have_enough_arguments_p): New function.
8306 (convert_callers): Look for recursive calls only when
8307 encountered_recursive_call is set.
8308 (ipa_early_sra): Bail out either if
8309 !all_callers_have_enough_arguments_p or
8310 encountered_unchangable_recursive_call.
8312 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8314 * sel-sched.c: Add 2010 to copyright years.
8315 * sel-sched-ir.c: Likewise.
8316 * sel-sched-ir.h: Likewise.
8318 2010-01-14 Martin Jambor <mjambor@suse.cz>
8320 PR tree-optimization/42714
8321 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
8322 constructors specially.
8324 2010-01-14 Andi Kleen <ak@linux.intel.com>
8326 * config/i386/drivers-i386.c (detect_caches_intel):
8327 Add l2sizekb parameter and fill in.
8328 (host_detect_local_cpu): Add l2sizekb, fill in.
8329 Add Atom small cache heuristic.
8331 2010-01-14 Andi Kleen <ak@linux.intel.com>
8333 * config/i386/drivers-i386.c (detect_caches_cpuid4):
8334 Add level3 parameter and fill in.
8335 (detect_caches_intel): Handle level3 cache.
8337 2010-01-14 Andi Kleen <ak@linux.intel.com>
8339 * config/i386/drivers-i386.c (host_detect_local_cpu):
8340 Fix core duo detection.
8342 2010-01-14 Andi Kleen <ak@linux.intel.com>
8344 * config/i386/drivers-i386.c (host_detect_local_cpu):
8347 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8349 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
8350 (rs6000_variable_issue_1): this. Use...
8351 (rs6000_variable_issue): here. Reimplement. Print debug info.
8353 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8355 * sel-sched-ir.c (sel_restore_other_notes): Rename to
8356 sel_restore_notes. Update all callers. Call reemit_notes
8359 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8361 PR rtl-optimization/42246
8362 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
8365 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8367 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
8368 all successors is the same as number of successors in current region.
8370 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8372 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
8373 to rename is not separable. Otherwise check that its LHS is not NULL.
8375 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8377 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
8379 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8381 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
8382 available registers when failed to discover LHS register class.
8383 Fix indentation. Update comment.
8385 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8386 Alexander Monakov <amonakov@ispras.ru>
8388 PR rtl-optimization/42389
8389 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
8391 (advance_state_on_fence): Likewise.
8392 (sel_target_adjust_priority): Print debug output only when
8393 sched_verbose >= 4, not 2.
8394 (get_expr_cost): Do not issue all unique insns on the next cycle.
8395 (fill_insns): Initialize can_issue_more from the value saved
8397 * sel-sched-ir.c (flist_add): New parameter issue_more.
8398 Init FENCE_ISSUE_MORE with it.
8399 (merge_fences): Likewise.
8400 (init_fences): Update call to flist_add.
8401 (add_to_fences, add_clean_fence_to_fences)
8402 (add_dirty_fence_to_fences): Likewise.
8403 (move_fence_to_fences): Update call to merge_fences.
8404 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
8406 * sel-sched-ir.h (struct _fence): New field issue_more.
8407 (FENCE_ISSUE_MORE): New accessor macro.
8409 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8411 PR rtl-optimization/42388
8412 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
8413 that have no predecessors nor successors. Do not call move_bb_info
8414 for empty blocks outside of current region.
8416 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8418 PR rtl-optimization/42294
8419 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
8420 * sel-sched.c (move_exprs_to_boundary): Transitively add all
8421 originators' originators.
8423 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8425 PR rtl-optimization/39453
8426 PR rtl-optimization/42246
8427 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
8429 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
8431 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8432 Alexander Monakov <amonakov@ispras.ru>
8435 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
8436 (maybe_tidy_empty_bb): ... here. Make static. Add new
8437 argument. Update all callers.
8438 (tidy_control_flow): ... and here. Recompute topological order
8439 of basic blocks in region if necessary.
8440 (sel_redirect_edge_and_branch): Change return type. Return true
8441 if topological order might have been invalidated.
8442 (purge_empty_blocks): Export and move from...
8443 * sel-sched.c (purge_empty_blocks): ... here.
8444 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
8445 (maybe_tidy_empty_bb): Delete prototype.
8446 (purge_empty_blocks): Declare.
8448 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8450 PR rtl-optimization/42249
8451 * sel-sched.c (try_replace_dest_reg): When chosen register
8452 and original register is the same, do not bail out early, but
8453 still check all original insns for validity of replacing destination
8454 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
8457 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8460 Port from no-undefined-overflow branch:
8461 2009-03-09 Richard Guenther <rguenther@suse.de>
8463 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
8465 2010-01-14 Richard Guenther <rguenther@suse.de>
8468 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
8470 2010-01-14 Ira Rosen <irar@il.ibm.com>
8472 PR tree-optimization/42709
8473 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
8474 as scalar type in creation of constant vector operand.
8476 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8479 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
8480 (check-parallel-%): Match `testsuite' directory component only
8483 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
8485 PR translation/39521
8486 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
8489 2010-01-13 Richard Guenther <rguenther@suse.de>
8491 PR tree-optimization/42730
8492 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
8495 2010-01-13 Steve Ellcey <sje@cup.hp.com>
8498 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
8499 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
8502 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
8504 * config/bfin/libgcc-bfin.ver: Regenerate based on current
8505 libgcc-std.ver. Add entries for ___smulsi3_highpart and
8506 ___umulsi3_highpart.
8508 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
8509 rather than schedule_insns if the pass is enabled.
8511 2010-01-13 Martin Jambor <mjambor@suse.cz>
8513 PR tree-optimization/42704
8514 * tree-sra.c (sra_modify_assign): Do not delete assignments to
8517 2010-01-13 Martin Jambor <mjambor@suse.cz>
8519 PR tree-optimization/42703
8520 * tree-sra.c (analyze_access_subtree): Check that we can build a
8521 reference to the original data within the aggregate.
8523 2010-01-13 Richard Guenther <rguenther@suse.de>
8525 PR tree-optimization/42705
8526 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
8528 2010-01-13 Richard Guenther <rguenther@suse.de>
8531 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
8533 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8536 * var-tracking.c (values_to_unmark): New variable.
8537 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8538 values_to_unmark vector. Moved body to...
8539 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8540 instead queue it into values_to_unmark vector.
8541 (vt_find_locations): Free values_to_unmark vector.
8543 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
8545 * config/s390/s390.c (override_options): Set
8546 default of max-pending-list-length to 256
8548 2010-01-13 Richard Guenther <rguenther@suse.de>
8551 * tree-pass.h (PROP_gimple_lcx): New.
8552 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
8553 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
8554 before the final cleanup_eh.
8555 (dump_properties): Dump PROP_gimple_lcx.
8556 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
8557 (tree_lower_complex_O0): Remove.
8558 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
8559 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
8560 tree_lower_complex, schedule TODO_update_ssa.
8561 * lto-streamer-out.c (output_function): Stream the functions
8563 * lto-streamer-in.c (input_function): Likewise.
8564 (lto_read_body): Do not override them here.
8566 2010-01-12 Joseph Myers <joseph@codesourcery.com>
8569 * c-typeck.c (build_c_cast): Fold value cast to union type before
8570 wrapping it in a CONSTRUCTOR.
8572 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8574 PR rtl-optimization/42699
8575 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
8578 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8580 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8581 SUBTARGET_WARN_UNUSED_SPEC): Move ...
8582 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8583 SUBTARGET_WARN_UNUSED_SPEC): ... here
8584 * config/mips/iris5.h (LIBGCC_SPEC): Define.
8586 2010-01-12 Julian Brown <julian@codesourcery.com>
8588 * config/arm/neon-schedgen.ml (Utils): Don't try to
8589 open missing module.
8590 (find_with_result): New.
8592 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8595 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
8596 sharing when canonicalizing ({lt,ge}u (plus a b) b).
8598 PR tree-optimization/42645
8599 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
8600 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
8601 decl_map, set processing_debug_stmt to -1 and return name without
8604 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
8606 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
8607 binutils version, and reword target configuration description.
8609 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8611 * config/avr/avr.h (LINKER_NAME): Remove.
8613 2010-01-11 Janis Johnson <janis187@us.ibm.com>
8616 * config/rs6000/rs6000.c (rs6000_override_options): On targets
8617 that support VSX, warn for -mno-altivec if vsx is not disabled,
8620 2010-01-11 Joseph Myers <joseph@codesourcery.com>
8621 Shujing Zhao <pearly.zhao@oracle.com>
8623 PR translation/42469
8624 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
8625 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
8626 character between option name and help text.
8627 * c.opt (imultilib): Likewise.
8629 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
8631 * lto-streamer-out.c (output_unreferenced_globals): Output static
8634 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
8636 PR rtl-optimization/42621
8637 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
8638 optimizing for size.
8639 (duplicate_computed_gotos): Remove now-redundant check.
8641 2010-01-10 Steve Ellcey <sje@cup.hp.com>
8644 * configure.ac: Save and restore LDFLAGS and LIBS
8645 * configure: Regenerate.
8647 2010-01-10 Richard Guenther <rguenther@suse.de>
8650 * builtins.c (fold_builtin_strlen): Add type argument and
8651 convert the resulting length to it.
8652 (fold_builtin_1): Adjust.
8654 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8656 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
8657 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
8659 (num_insns_constant_wide): Adjust for that change.
8661 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8664 * web.c (union_defs): Add used argument, to combine uses of
8666 (entry_register): Adjust type and tests of used argument.
8667 (web_main): Widen used for new use. Pass it to union_defs.
8668 * df.h (union_defs): Adjust prototype.
8670 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8673 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
8674 uses in new incoming argument. Free body.
8675 (reset_debug_uses_in_loop): New.
8676 (analyze_insn_to_expand_var): Call the latter if the former found
8677 anything. Fix whitespace. Reject invalid dest overlaps before
8678 going through all insns in the loop.
8680 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8683 * haifa-sched.c (dying_use_p): Debug insns don't count.
8685 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8688 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
8689 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
8690 (verify_gimple_call): Reject LHS in noreturn calls.
8692 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8696 * tree-vect-loop-manip.c (adjust_info): New type.
8697 (adjust_vec): New pointer to vector.
8698 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
8699 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
8700 (slpeel_update_phis_for_duplicate_loop): Use them.
8701 (slpeel_update_phi_nodes_for_guard1): Likewise.
8702 (slpeel_update_phi_nodes_for_guard2): Likewise.
8703 (slpeel_tree_peel_loop_to_edge): Likewise.
8704 (vect_update_ivs_after_vectorizer): Likewise.
8706 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8708 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
8709 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8711 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8713 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
8714 bogus uninitialized warning.
8716 2010-01-09 Richard Guenther <rguenther@suse.de>
8719 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
8720 the evolution is compatible with the initial condition.
8722 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8724 * gcc.c (process_command): Update copyright notice dates.
8725 * gcov.c (print_version): Likewise.
8726 * gcov-dump.c (print_version): Likewise.
8727 * mips-tfile.c (main): Likewise.
8728 * mips-tdump.c (main): Likewise.
8730 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8733 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
8735 (rotlhi3_8): Delete.
8737 (rotlsi3_8): Delete.
8738 (rotlsi3_16): Delete.
8739 (rotlsi3_24): Delete.
8741 (*rotw<mode>3): New.
8742 (*rotb<mode>3): New.
8743 * config/avr/avr.c (avr_rotate_bytes): New function.
8744 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
8746 2010-01-08 Steve Ellcey <sje@cup.hp.com>
8749 * configure.ac: Modify -rdynamic check.
8750 * configure: Regenerate.
8752 2010-01-08 DJ Delorie <dj@redhat.com>
8754 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
8755 register popping order.
8757 2010-01-08 Richard Guenther <rguenther@suse.de>
8760 * c.opt (fsigned-char): Also let LTO handle this option.
8761 (funsigned-char): Likewise.
8763 2010-01-07 Richard Guenther <rguenther@suse.de>
8765 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
8766 (gimple_op): Likewise.
8767 (gimple_op_ptr): Likewise.
8768 (gimple_assign_set_lhs): Remove gcc_assert.
8769 (gimple_assign_set_rhs1): Likewise.
8770 (gimple_assign_set_rhs2): Likewise.
8771 (gimple_call_set_lhs): Likewise.
8772 (gimple_call_set_fn): Likewise.
8773 (gimple_call_set_fndecl): Likewise.
8774 (gimple_call_fndecl): Likewise.
8775 (gimple_call_return_type): Likewise.
8776 (gimple_call_set_chain): Likewise.
8777 (gimple_call_num_args): Likewise.
8778 (gimple_call_set_arg): Likewise.
8779 (gimple_cond_set_code): Likewise.
8780 (gimple_cond_set_lhs): Likewise.
8781 (gimple_cond_set_rhs): Likewise.
8782 (gimple_cond_set_true_label): Likewise.
8783 (gimple_cond_set_false_label): Likewise.
8784 (gimple_label_set_label): Likewise.
8785 (gimple_goto_set_dest): Likewise.
8786 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
8787 (gimple_debug_bind_get_value): Likewise.
8788 (gimple_debug_bind_get_value_ptr): Likewise.
8789 (gimple_debug_bind_set_var): Likewise.
8790 (gimple_debug_bind_set_value): Likewise.
8791 (gimple_debug_bind_reset_value): Likewise.
8792 (gimple_debug_bind_has_value_p): Likewise.
8793 (gimple_return_retval_ptr): Remove gcc_assert.
8794 (gimple_return_retval): Likewise.
8795 (gimple_return_set_retval): Likewise.
8796 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
8797 (safe_referenced_var_iterator): Remove.
8798 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
8799 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
8800 (fill_referenced_var_vec): Remove.
8801 (first_readonly_imm_use): Remove redundant gcc_assert.
8802 (phi_arg_index_from_use): Combine gcc_asserts.
8803 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
8804 (first_imm_use_stmt): Remove redundant gcc_assert.
8805 * tree-cfg.c (verify_gimple_call): Verify function and chain
8806 operands. Verify arguments.
8807 (verify_types_in_gimple_stmt): Verify condition code and labels.
8809 2010-01-07 Richard Guenther <rguenther@suse.de>
8811 PR tree-optimization/42641
8812 * sese.c (rename_map_elt_info): Use the SSA name version, do
8815 2010-01-07 Jakub Jelinek <jakub@redhat.com>
8817 PR tree-optimization/42625
8818 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
8819 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
8821 2010-01-07 Duncan Sands <baldrick@free.fr>
8823 * Makefile.in (PLUGIN_HEADERS): Add version.h.
8825 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
8828 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
8829 note itself is not function_invariant_p.
8831 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
8833 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
8834 Do not add the DF_NOTE problem.
8835 * store-motion.c (execute_rtl_store_motion): Likewise.
8837 2010-01-07 Martin Jambor <mjambor@suse.cz>
8839 PR tree-optimization/42157
8840 * tree-sra.c (compare_access_positions): Stabilize sort if both
8841 accesses have integer types, return zero immediately if they are the
8844 2010-01-06 Richard Henderson <rth@redhat.com>
8847 * haifa-sched.c (add_to_note_list): Merge into ...
8848 (concat_note_lists): ... here, and ...
8849 (unlink_other_notes, rm_other_notes): Merge into...
8850 (remove_notes): ... here. Create REG_SAVE_NOTEs for
8851 NOTE_INSN_EPILOGUE_BEG.
8853 2010-01-06 Richard Guenther <rguenther@suse.de>
8855 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
8856 not inline regular functions into always-inline functions.
8858 2010-01-06 Nick Clifton <nickc@redhat.com>
8860 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
8861 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
8863 (OVERRIDE_OPTIONS): Delete.
8864 (OPTIMIZATION_OPTIONS): Define.
8865 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
8866 * config/rx/rx.c (rx_handle_option): Issue an error message if
8867 -mcpu=rx200 and -fpu are used together.
8868 (rx_set_optimization_options): New function. Issue an error
8869 message if an optimization attribute attempts to reset the FPU/
8870 math optimization pairing.
8871 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
8872 * config/rx/rx.opt: Set the default to 32-bit doubles.
8873 * config/rx/t-rx: Add multilibs for -nofpu option.
8874 * doc/invoke.texi: Update documentation of RX options.
8876 2010-01-06 Richard Guenther <rguenther@suse.de>
8878 * tree-ssa-pre.c (name_to_id): New global.
8879 (alloc_expression_id): Simplify SSA name handling.
8880 (lookup_expression_id): Likewise.
8881 (init_pre): Zero name_to_id.
8882 (fini_pre): Free it.
8884 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
8886 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
8888 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
8891 * config/i386/sse.md (smaxv2di3): New.
8892 (umaxv2di3): Likewise.
8893 (sminv2di3): Likewise.
8894 (uminv2di3): Likewise.
8896 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
8899 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
8900 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
8901 (legitimize_tls_address): Likewise.
8902 (sparc_tls_referenced_p): Likewise.
8903 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
8904 and adjust calls to legitimize_pic_address.
8905 (legitimate_constant_p) Use sparc_tls_referenced_p.
8906 (legitimate_pic_operand_p): Likewise.
8907 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
8908 (sparc_tls_symbol_ref_1): Delete.
8909 (sparc_tls_referenced_p): Make static, recognize specific patterns.
8910 (legitimize_tls_address): Make static, handle CONST patterns.
8911 (legitimize_pic_address): Make static, remove unused parameter and
8912 adjust recursive calls.
8913 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
8914 and adjust call to legitimize_pic_address.
8915 (sparc_output_mi_thunk): Likewise.
8917 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
8918 H.J. Lu <hongjiu.lu@intel.com>
8921 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
8922 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
8923 operands to make them signed.
8926 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8929 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8930 GTU to GT for V4SI and V2DI.
8932 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8933 (umin<mode>3): Removed.
8935 (uminv4si3): Likewise.
8937 2010-01-05 Martin Jambor <mjambor@suse.cz>
8939 PR tree-optimization/42462
8940 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
8941 current_function_decl to helper functions and macros.
8943 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8946 * flags.h: Don't include real.h.
8947 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
8948 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
8949 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
8950 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
8951 * dominance.c: Update copyright.
8952 * gimple.c (walk_gimple_op): Remove inline.
8953 * tree-ssa-reassoc.c: Include real.h.
8954 * Makefile.in (FLAGS_H): Remove $(REAL_H).
8955 (tree-ssa-reassoc.o): Depend on $(REAL_H).
8957 2010-01-05 Nick Clifton <nickc@redhat.com>
8959 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
8960 register to push into the stack frame when the accumulator has to
8961 be saved during interrupts.
8963 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
8965 * doc/invoke.texi: Remove the documentation about option
8967 * common.opt (Wunreachable-code): Preserved for backward
8969 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
8970 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
8971 the backward compatibility flag section.
8973 2010-01-05 Richard Guenther <rguenther@suse.de>
8975 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
8977 2010-01-05 Jakub Jelinek <jakub@redhat.com>
8980 * cfgexpand.c (expand_one_var): Diagnose too large variables.
8982 PR tree-optimization/42508
8983 * tree-sra.c (convert_callers): Check for recursive call
8984 by comparing cgraph nodes instead of decls.
8985 (modify_function): Call ipa_modify_formal_parameters also
8986 on all same_body aliases.
8988 * cgraphunit.c (cgraph_materialize_all_clones): Compare
8989 cgraph nodes when checking for same_body aliases.
8991 2010-01-05 Richard Guenther <rguenther@suse.de>
8993 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
8994 allocation and lookup.
8995 (get_or_alloc_expr_for_constant): Likewise.
8996 (phi_translate): Sink allocation.
8998 2010-01-04 Richard Guenther <rguenther@suse.de>
9000 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
9001 a new entry only if needed.
9002 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
9003 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
9005 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
9007 (phi_translate): Handle CONSTANTs early.
9009 2010-01-04 Martin Jambor <mjambor@suse.cz>
9011 PR tree-optimization/42398
9012 * tree-sra.c (struct access): Removed flag grp_different_types.
9013 (dump_access): Do not dump the removed flag.
9014 (sort_and_splice_var_accesses): Do not set the removed flag.
9015 (sra_modify_expr): Check for type compatibility directly.
9017 2010-01-04 Martin Jambor <mjambor@suse.cz>
9019 PR tree-optimization/42366
9020 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
9021 edges with variable number of parameters.
9022 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
9023 flag instead of asserting it.
9024 (ipa_read_node_info): Read uses_analysis_done flag.
9026 2010-01-04 Richard Guenther <rguenther@suse.de>
9028 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
9029 iterative_hash_* as intended.
9030 (vn_reference_compute_hash): Likewise. Simplify hashing
9032 (vn_reference_lookup_2): Likewise.
9033 (vn_nary_op_compute_hash): Likewise.
9034 (vn_phi_compute_hash): Likewise.
9035 (expressions_equal_p): Remove strange code.
9036 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
9037 (pre_expr_hash): Likewise. Simplify hashing SSA names.
9038 (bitmap_insert_into_set_1): Take value-id as parameter.
9039 (add_to_value): Pass it.
9040 (bitmap_insert_into_set): Likewise.
9041 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
9043 2010-01-04 Jakub Jelinek <jakub@redhat.com>
9046 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
9047 (do_self_spec): For switches with SWITCH_IGNORE set set also
9048 SWITCH_IGNORE_PERMANENTLY.
9049 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
9052 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
9054 * lto-streamer-out.c (output_unreferenced_globals): Output the full
9055 tree of an unreferenced global var.
9057 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9060 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9061 GTU to GT for V4SI and V2DI.
9063 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9064 (umin<mode>3): Removed.
9066 (uminv4si3): Likewise.
9068 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9071 * collect2.c (main): Turn on trace in collect2 if -v is passed
9074 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
9076 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
9077 description of expression operand.
9079 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
9081 * configure.ac: Add install-html to target_list for Make-hooks.
9082 * configure: Regenerate.
9083 * fortran/Make-lang.in (F95_HTMLFILES): New.
9084 (fortran.html): Use it.
9085 (fortran.install-html): New.
9086 * Makefile.in (install-html): Add lang.install-html.
9087 * java/Make-lang.in (JAVA_HTMLFILES): New.
9088 (java.html): Use it.
9089 (java.install-html): New.
9090 * objc/Make-lang.in (objc.install-html): New.
9091 * objcp/Make-lang.in (obj-c++.install-html): New.
9092 * cp/Make-lang.in (c++.install-html): New.
9093 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
9094 * lto/Make-lang.in (lto.install-html): New.
9096 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9099 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
9101 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
9103 PR rtl-optimization/41862
9104 * store-motion.c (store_killed_in_insn, compute_store_table,
9105 remove_reachable_equiv_notes, replace_store_insn,
9106 build_store_vectors): Ignore all DEBUG_INSNs.
9108 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9111 * common.opt: Add dumpdir.
9113 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
9115 (option_map): Add --dumpdir.
9117 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
9119 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
9121 * opts.c (decode_options): Try dump_dir_name first if
9122 dump_base_name isn't an absolute path.
9123 (common_handle_option): Handle OPT_dumpdir.
9125 * toplev.c (dump_dir_name): New.
9126 (print_switch_values): Also ignore -dumpdir.
9128 * toplev.h (dump_dir_name): New.
9130 2010-01-03 Richard Guenther <rguenther@suse.de>
9132 PR tree-optimization/42589
9133 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
9134 double-word expansion of bswap32.
9136 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
9138 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
9139 with BLOCK_FOR_INSN.
9140 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
9141 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
9142 noce_process_if_block): Likewise.
9143 * gcse.c (compute_local_properties, insert_expr_in_table,
9144 insert_set_in_table, canon_list_insert, find_avail_set,
9145 pre_insert_copy_insn): Likewise.
9147 * basic-block.h (BLOCK_NUM): Move from here...
9148 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
9150 2010-01-03 Richard Guenther <rguenther@suse.de>
9152 PR tree-optimization/42438
9153 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
9154 contains_may_not_return_call flag.
9155 (BB_MAY_NOTRETURN): New.
9156 (valid_in_sets): Trapping nary operations are not valid
9157 in blocks that may not return.
9158 (insert_into_preds_of_block): Remove check for trapping expressions.
9159 (compute_avail): Compute also BB_MAY_NOTRETURN.
9161 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
9163 * doc/invoke.texi: Add 2010 to copyright years.
9165 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
9167 * config/sparc/sparc.c: Fix formatting nits.
9169 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
9170 Alexander Monakov <amonakov@ispras.ru>
9172 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
9174 2010-01-02 Richard Guenther <rguenther@suse.de>
9177 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
9178 (simplify_switch_using_ranges): Mark to be removed edges
9181 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9183 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
9185 * collect2.c (scan_libraries): Add missing argument in call to
9188 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
9191 * config/alpha/predicates.md (aligned_memory_operand): Return false
9193 (unaligned_memory_operand): Return true for CQImode.
9194 * config/alpha/alpha.c (get_aligned_mem): Assert that location
9195 doesn not cross aligned SImode word boundary.
9197 2010-01-02 Anatoly Sokolov <aesok@post.ru>
9199 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
9201 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
9202 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
9204 2010-01-02 Richard Guenther <rguenther@suse.de>
9207 * toplev.c (compile_file): Emit LTO marker properly. Change
9209 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
9211 2010-01-01 Richard Guenther <rguenther@suse.de>
9214 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
9216 2010-01-01 Richard Guenther <rguenther@suse.de>
9219 * c-decl.c (grokdeclarator): For zero-size arrays force
9220 structural equality checks as layout_type does.
9222 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9224 * builtins.c: Update copyright to 2010.
9226 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9229 * lto-streamer-out.c (produce_asm): Revert the last change.
9230 (copy_function): Likewise.
9232 * lto-streamer.c (lto_get_section_name): Skip any leading
9235 2010-01-01 Richard Guenther <rguenther@suse.de>
9238 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
9242 Copyright (C) 2010 Free Software Foundation, Inc.
9244 Copying and distribution of this file, with or without modification,
9245 are permitted in any medium without royalty provided the copyright
9246 notice and this notice are preserved.