1 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
2 Nathan Froyd <froydnj@codesourcery.com>
4 * tree-mudflap.c (build_function_type_0, build_function_type_1,
5 build_function_type_2, build_function_type_3): Remove.
6 (mudflap_init): Use build_function_type_list.
8 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
9 Nathan Froyd <froydnj@codesourcery.com>
11 * coverage.c (build_fn_info_value): Call build_constructor instead of
12 build_constructor_from_list.
13 (build_ctr_info_value): Likewise.
14 (build_gcov_info): Likewise.
16 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
18 * tree.c (build_constructor): Compute TREE_CONSTANT for the
19 resultant constructor.
20 (build_constructor_single): Don't set TREE_CONSTANT.
21 (build_constructor_from_list): Don't compute TREE_CONSTANT.
23 2010-05-12 Jan Hubicka <jh@suse.cz>
25 * cgraph.h (struct varpool_node): Add aux.
26 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
27 * varpool.c (varpool_remove_node): Do not remove initializer.
28 (varpool_reset_queue): Export.
29 (varpool_finalize_decl): Volatile vars are forced to be output.
30 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
32 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
33 process_references, varpool_can_remove_if_no_refs): New functions.
34 (cgraph_remove_unreachable_nodes): Handle variables too.
36 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
39 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
41 2010-05-12 Jakub Jelinek <jakub@redhat.com>
44 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
45 change value of ORT_TASK.
46 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
47 (omp_notice_threadprivate_variable): New function.
48 (omp_notice_variable): Call it for threadprivate variables.
49 If enclosing ctx is a task, print enclosing task rather than
50 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
51 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
52 if task has untied clause.
55 * dwarf2out.c (base_type_die): Don't add name attribute here.
56 (modified_type_die): Instead of sizetype use
57 its underlying original type. If a DW_TAG_base_type doesn't
58 have name added, add __unknown__.
59 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
60 always call force_type_die instead.
62 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
64 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
65 for __stack_chk_guard.
67 2010-05-11 Jakub Jelinek <jakub@redhat.com>
69 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
70 don't call start_source_file debug hook here...
71 (finish_options): ... but here, after outputting predefined and
72 command line defines and undefs.
75 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
77 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
78 optimizing away empty bb with no successors, move over its
79 footer chain to fallthru predecessor.
80 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
81 (rtl_split_edge): For asm goto call patch_jump_insn even if
82 splitting fallthru edge.
85 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
86 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
87 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
88 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
92 * c-parser.c (c_parser_expression): Mark LHS of a comma
93 expression as read if it is a decl, handled component or
94 COMPOUND_EXPR with that on the RHS.
95 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
96 if it is a decl or handled component.
98 2010-05-11 Jan Hubicka <jh@suse.cz>
100 * lto-symtab.c (lto_symtab_free): New function.
101 * lto-streamer.h (lto_symtab_free): Declare.
103 2010-05-11 Jan Hubicka <jh@suse.cz>
105 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
106 that if function is needed it is reachable.
107 (lto_output_node): See if it the function is reachable or referenced.
108 (output_cgraph): Update call of lto_output_node.
109 * lto-streamer.h (reachable_from_other_partition_p): Declare.
111 2010-05-11 Jan Hubicka <jh@suse.cz>
113 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
116 2010-05-11 Jan Hubicka <jh@suse.cz>
118 PR tree-optimize/44063
119 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of queue.
120 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
122 (estimate_function_body_sizes): Compute sizes even when disregarding.
124 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
126 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
128 2010-05-11 Jan Hubicka <jh@suse.cz>
130 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
133 2010-05-11 Jan Hubicka <jh@suse.cz>
135 * matrix-reorg.c (matrix_reorg): Rebuild edges.
137 2010-05-11 Jan Hubicka <jh@suse.cz>
139 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
140 lto_streamer_cache_delete): Put nodes into heap.
141 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
144 2010-05-11 Jan Hubicka <jh@suse.cz>
146 * cgraphbuild.c (cgraph_rebuild_references): New.
147 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
149 * cgraph.h (cgraph_rebuild_references): Declare.
150 * tree-inline.c (tree_function_versioning): Use it.
151 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
153 2010-05-11 Jan Hubicka <jh@suse.cz>
155 * cgraph.c: Include ipa-utils.h
156 (cgraph_create_virtual_clone): Update references.
157 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
159 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
161 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
162 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
165 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
167 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
169 2010-05-11 Jakub Jelinek <jakub@redhat.com>
171 * gcc.c (execute): For -### don't quote arguments that
172 contain just alphanumerics and _/-. characters.
173 * doc/invoke.texi: Document that change for -###.
176 * df-problems.c (struct dead_debug): Add to_rescan field.
177 (dead_debug_init): Clear to_rescan field.
178 (dead_debug_finish): Rescan all debug insns in to_rescan
179 bitmap and free the bitmap.
180 (dead_debug_insert_before): Instead of rescanning debug insns
181 immediately queue their rescanning until dead_debug_finish.
182 (df_note_bb_compute): After dead_debug_add do continue instead
185 2010-05-10 Jakub Jelinek <jakub@redhat.com>
188 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
189 clear also INSN_REG_USE_LIST.
191 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
193 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
195 2010-05-10 Jan Hubicka <jh@suse.cz>
197 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally commited change.
199 2010-05-10 Jan Hubicka <jh@suse.cz>
201 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries): Allocate
203 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
204 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
205 (lto_streamer_cache_create): Init alloc pool.
206 (lto_streamer_cache_delete): Free alloc pool.
207 * lto-streamer.h: Include alloc pool.
208 (lto_streamer_cache_d): Use alloc pool.
209 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
211 2010-05-10 Jan Hubicka <jh@suse.cz>
213 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
214 * cgraphbuild.c: Include except.h
215 (record_type_list, record_eh_tables): New function.
216 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
218 2010-05-10 Jan Hubicka <jh@suse.cz>
220 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
221 __frame_dummy_init_array_entry, force_to_data): Attribute as used
224 2010-05-10 Michael Matz <matz@suse.de>
226 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
227 (can_reassociate_p): Use FLOAT_TYPE_P.
228 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
229 (vect_force_simple_reduction): ... this.
230 * tree-parloops.c (gather_scalar_reductions): Use
231 vect_force_simple_reduction.
232 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
233 vect_is_simple_reduction, add modify argument, if true rewrite
235 (vect_is_simple_reduction, vect_force_simple_reduction): New
237 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
239 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
240 Vladimir Makarov <vmakarov@redhat.com>
242 PR rtl-optimization/44012
243 * ira-build.c (remove_unnecessary_allocnos): Nullify
244 regno_allocno_map of the removed allocno.
246 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
248 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
250 * configure: Regenerate.
252 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
254 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
256 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
257 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
259 * configure: Regenerate.
261 2010-05-10 Richard Guenther <rguenther@suse.de>
263 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
264 marked if the entry identifier is marked.
266 2010-05-10 Richard Guenther <rguenther@suse.de>
268 * c-common.c (struct c_common_attributes): Add fnspec attribute.
269 (handle_fnspec_attribute): New function.
270 * gimple.h (gimple_call_return_flags): Declare.
271 (gimple_call_arg_flags): Likewise.
272 * gimple.c (gimple_call_arg_flags): New function.
273 (gimple_call_return_flags): Likewise.
274 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
276 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
278 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
279 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
281 (make_heapvar_for): ... this new function.
282 (handle_rhs_call): Handle fnspec attribute argument specifiers.
283 (handle_lhs_call): Likewise.
284 (find_func_aliases): Adjust.
286 2010-05-10 Richard Guenther <rguenther@suse.de>
288 PR tree-optimization/44050
289 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
291 2010-05-10 Wei Guozhi <carrot@google.com>
294 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
296 2010-05-09 Joseph Myers <joseph@codesourcery.com>
299 * c-typeck.c (lookup_field): Take a type directly. Update
301 (build_component_ref): Update call to lookup_field.
302 (set_init_label): Use lookup_field to find initialized field.
303 Handle returned list of fields like a sequence of designators.
305 2010-05-09 Richard Guenther <rguenther@suse.de>
308 * fold-const.c (tree_single_nonzero_warnv_p): Properly
309 handle &FUNCTION_DECL.
311 2010-05-09 Joseph Myers <joseph@codesourcery.com>
314 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
315 structures and unions recursively.
316 (detect_field_duplicates): Move duplicate detection with a hash to
317 detect_field_duplicates_hash. Always use a hash if anonymous
318 structures or unions are present.
319 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
322 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
325 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
326 detect Atom, Core 2 and Core i7.
328 2010-05-09 Richard Guenther <rguenther@suse.de>
330 * gcc.c (store_arg): Handle temporary file deletion for
333 2010-05-09 Richard Guenther <rguenther@suse.de>
336 * ipa-inline.c (estimate_function_body_sizes): Return after
337 disregarding inline limits.
339 2010-05-09 Richard Guenther <rguenther@suse.de>
341 * gcc.c (store_arg): Revert last change.
343 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
346 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
347 (optimize_ops_list): Call it.
349 2010-05-08 Richard Guenther <rguenther@suse.de>
351 PR tree-optimization/44030
352 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
353 NECESSARY flag if we propagate from a inserted expression.
355 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
357 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
358 domain types as equal if they are both PLACEHOLDER_EXPRs.
360 2010-05-08 Richard Guenther <rguenther@suse.de>
362 * lto-wrapper.c (run_gcc): Remove linker output from
363 command line for LTRANS invocation.
365 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
367 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
368 lto-macho as lto_binary_reader.
369 * target.h (struct gcc_target): New hooks lto_start and lto_end.
370 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
371 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
372 in lto_start and lto_end calls.
373 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
375 (scan_prog_file): Update is_elf_or_coff call.
376 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
378 * collect2.c (main): Fix enum comparison.
380 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
382 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
383 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
384 and TARGET_ASM_LTO_END.
385 * darwin.c: Include obstack.h and lto-streamer.h.
386 (lto_section_names_offset, lto_section_names_obstack,
387 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
389 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
390 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
392 (darwin_asm_lto_end): New function. Restore asm_out_file.
393 (darwin_asm_named_section): For LTO sections, replace the name with
394 the offset of the section name in a string table, and build this
396 (darwin_file_start): Initialize global vars for LTO support.
397 (darwin_file_end): If output to asm_out_file was redirected, append it
398 to the proper asm_out_file here. Add the section names section.
400 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
402 * c-pragma.c (pending_weak_d, pending_weak): New.
403 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
404 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
405 handle_pragma_weak): Update the uses of pending_weaks.
407 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
409 PR documentation/44016
410 * doc/standards.texi (Standards): Link to unversioned
411 cxx0x_status.html page.
413 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
416 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
417 in addition to TREE_USED, to avoid "set but unused" warnings.
419 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
421 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
422 (is_loop_prefetching_profitable): Do not insert prefetches
423 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
424 times the prefetch ahead distance.
426 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
428 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
429 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
430 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
433 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
435 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
436 a diagnostic info when the insn-to-mem ratio is too small.
438 2010-05-07 Richard Guenther <rguenther@suse.de>
440 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
442 (store_arg): Queue temp_filename for deletion instead of
445 2010-05-07 Richard Guenther <rguenther@suse.de>
447 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
448 (run_gcc): Handle LTRANS phase invocation.
449 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
451 2010-05-07 Jakub Jelinek <jakub@redhat.com>
453 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
454 this is also meaningful on PARM_DECLs and RESULT_DECLs.
456 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
458 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
460 2010-05-07 Richard Guenther <rguenther@suse.de>
462 PR tree-optimization/44020
463 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
464 code when PRE is not yet initialized.
466 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
468 * config/mips/dbxmdebug.h: Remove.
469 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
471 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
473 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
474 with null pointer and also warn about ordered comparison of zero with
477 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
479 * graphite-blocking.c
480 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
481 * graphite-clast-to-gimple.c
482 (clast_to_gcc_expression): Same.
483 (precision_for_value): Same.
484 (precision_for_interval): Same.
485 (gcc_type_for_interval): Same.
486 (graphite_create_new_guard): Same.
487 (compute_bounds_for_level): Same.
488 (graphite_create_new_loop_guard): Same.
489 * graphite-interchange.c
490 (build_linearized_memory_access): Same.
491 (pdr_stride_in_loop): Same.
492 (memory_strides_in_loop_1): Same.
493 (memory_strides_in_loop): Same.
494 (extend_scattering): Same.
495 (psct_scattering_dim_for_loop_depth): Same.
496 (pbb_number_of_iterations): Same.
498 (debug_iteration_domains): Same.
500 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
501 (ppl_set_inhomogeneous_gmp): Same.
502 (ppl_strip_loop): Same.
503 (ppl_lexico_compare_linear_expressions): Same.
504 (ppl_read_polyhedron_matrix): Same.
505 (ppl_max_for_le_pointset): Same.
507 (ppl_read_polyhedron_matrix): Same.
508 (tree_int_to_gmp): Same.
509 (gmp_cst_to_tree): Same.
510 (ppl_set_inhomogeneous): Same.
511 (ppl_set_inhomogeneous_tree): Same.
512 (ppl_set_coef): Same.
513 (ppl_set_coef_tree): Same.
514 * graphite-sese-to-poly.c
515 (build_pbb_scattering_polyhedrons): Same.
516 (build_scop_scattering): Same.
517 (scan_tree_for_params_right_scev): Same.
518 (scan_tree_for_params): Same.
519 (find_params_in_bb): Same.
520 (find_scop_parameters): Same.
521 (add_upper_bounds_from_estimated_nit): Same.
522 (build_loop_iteration_domains): Same.
523 (add_condition_to_domain): Same.
524 (pdr_add_memory_accesses): Same.
526 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
528 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
529 CLooG's value_* macros to their respective mpz_* counterparts.
530 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
531 (graphite_create_new_loop_guard): Same.
532 * graphite-interchange.c (build_linearized_memory_access): Same.
533 (pdr_stride_in_loop): Same.
534 (memory_strides_in_loop_1): Same.
535 (1st_interchange_profitable_p): Same.
536 * graphite-poly.c (extend_scattering): Same.
537 (psct_scattering_dim_for_loop_depth): Same.
538 (pbb_number_of_iterations): Same.
539 (pbb_number_of_iterations_at_time): Same.
540 * graphite-poly.h (new_1st_loop): Same.
541 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
542 (oppose_constraint): Same.
543 (insert_constraint_into_matrix): Same.
544 (ppl_set_inhomogeneous_gmp): Same.
545 (ppl_set_coef_gmp): Same.
546 (ppl_strip_loop): Same.
547 (ppl_lexico_compare_linear_expressions): Same.
548 (ppl_max_for_le_pointset): Same.
549 (ppl_min_for_le_pointset): Same.
550 (ppl_build_realtion): Same.
551 * graphite-ppl.h (gmp_cst_to_tree): Same.
552 (ppl_set_inhomogeneous): Same.
553 (ppl_set_inhomogeneous_tree): Same.
554 (ppl_set_coef): Same.
555 (ppl_set_coef_tree): Same.
556 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
557 (build_scop_scattering): Same.
558 (add_value_to_dim): Same.
559 (scan_tree_for_params_right_scev): Same.
560 (scan_tree_for_params_int): Same.
561 (scan_tree_for_params): Same.
562 (find_params_in_bb): Same.
563 (find_scop_parameters): Same.
564 (add_upper_bounds_from_estimated_nit): Same.
565 (build_loop_iteration_domains): Same.
566 (create_linear_expr_from_tree): Same.
567 (add_condition_to_domain): Same.
568 (pdr_add_memory_accesses): Same.
570 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
571 Jason Merrill <jason@redhat.com>
573 * c-common.c (c_common_reswords): Add nullptr.
574 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
575 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
576 (gen_type_die_with_usage): Likewise.
577 * dbxout.c (dbxout_type): Likewise.
578 * sdbout.c (plain_type_1): Likewise.
580 2010-05-06 Jason Merrill <jason@redhat.com>
582 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
583 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
585 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
587 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
588 stripping WITH_SIZE_EXPR.
589 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
592 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
594 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
595 list of obsolete configurations.
596 Disabled check for obsolete configurations.
597 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
598 Removed support for previous versions.
599 * config/mips/iris.h: Removed.
600 * config/mips/iris5.h: Removed.
601 * config/mips/iris6.h: Merged old iris.h contents.
602 (TARGET_IRIX): Removed.
603 (DRIVER_SELF_SPECS): Removed mabi=32.
604 (IDENT_ASM_OP): Removed undef.
605 (STARTFILE_SPEC): Removed mabi=32.
606 (ENDFILE_SPEC): Likewise.
607 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
608 (MACHINE_TYPE): Update for IRIX 6.5.
609 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
610 TARGET_IRIX by TARGET_IRIX6.
611 (mips_file_start): Likewise.
612 (mips_output_external): Remove IRIX 5/6 O32 support.
613 (mips_output_function_prologue): Likewise.
614 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
616 (TARGET_CPU_CPP_BUILTINS): Likewise.
617 (TARGET_IRIX): Removed.
618 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
619 (MULTILIB_DIRNAMES): Removed 32.
620 (MULTILIB_OSDIRNAMES): Removed ../lib.
621 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
622 (Specific, mips-sgi-irix5): Document removal.
623 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
624 Remove references to older IRIX 6 releases and the O32 ABI.
626 2010-05-06 Jakub Jelinek <jakub@redhat.com>
629 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
630 instead of DF_REF_REAL_REG.
632 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
635 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
636 handling to still return true for x64 targets.
638 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
640 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
642 2010-05-06 Jan Hubicka <jh@suse.cz>
644 PR tree-optimization/43791
645 * ipa-inline.c (update_caller_keys): Remove bogus
646 disregard_inline_limits check.
648 2010-05-06 Michael Matz <matz@suse.de>
650 PR tree-optimization/43984
651 * tree-ssa-pre.c (inserted_phi_names): Remove.
652 (inserted_exprs): Change to bitmap.
653 (create_expression_by_pieces): Set bits, don't append to vector.
654 (insert_into_preds_of_block): Don't handle inserted_phi_names.
655 (eliminate): Don't look at inserted_phi_names, remove deleted
656 insns from inserted_exprs.
657 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
658 (init_pre, fini_pre): Allocate and free bitmaps.
659 (execute_pre): Insert insns on edges before elimination.
661 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
663 * tree.c (initializer_zerop): Handle STRING_CST.
665 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
668 * doc/invoke.texi (Wimplicit): Document as C only.
669 * opts.c (common_handle_option): Add argument kind.
670 (handle_option): Rename as read_cmdline_option. Factor out code to...
671 (handle_option): ... here. New.
672 (handle_options): Rename as read_cmdline_options.
673 (decode_options): Update call.
674 (set_option): Use option index instead of option pointer. Classify
675 diagnostics correctly.
676 (enable_warning_as_error): Call handle_option.
677 * opts.h (set_option): Update declaration.
678 (handle_option): Declare.
679 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
680 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
681 * c-opts.c (set_Wimplicit): Delete.
682 (c_family_lang_mask): New static constant.
683 (c_common_handle_option): Add argument kind. Use handle_option
684 instead of set_Wimplicit.
685 (c_common_post_options): warn_implicit and warn_implicit_int
686 are disabled by default.
687 * c-common.c (warn_implicit): Do not define here.
688 * c-common.h (warn_implicit): Do not declare here.
689 (c_common_handle_option): Update declaration.
690 * lto-opts.c (lto_reissue_options): Update call to set_option.
692 2010-05-06 Richard Guenther <rguenther@suse.de>
694 PR tree-optimization/43571
695 * domwalk.c (walk_dominator_tree): Walk the dominator
696 sons in more optimal order.
698 2010-05-06 Richard Guenther <rguenther@suse.de>
700 PR tree-optimization/43934
701 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
702 (stmt_cost): Likewise.
703 (extract_true_false_args_from_phi): New helper.
704 (determine_max_movement): For PHI nodes verify we can hoist them
705 and compute their cost.
706 (determine_invariantness_stmt): Handle PHI nodes.
707 (move_computations_stmt): Likewise. Hoist PHI nodes in
708 if-converted form using COND_EXPRs.
709 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
710 (tree_ssa_lim): Likewise.
711 * tree-flow.h (tree_ssa_lim): Adjust prototype.
712 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
714 2010-05-06 Richard Guenther <rguenther@suse.de>
716 PR tree-optimization/43987
717 * tree-ssa-structalias.c (could_have_pointers): For possibly
718 address-taken variables force pointers to be recorded.
719 (create_variable_info_for_1): Likewise.
720 (push_fields_onto_fieldstack): Pass in wheter all fields
722 (find_func_aliases): Query types instead of vars whether
723 they contain pointers where appropriate.
725 2010-05-06 Jan Hubicka <jh@suse.cz>
727 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
728 (record_reference, mark_address, mark_load, mark_store): Record
730 (record_references_in_initializer): Update call of record_references.
731 (rebuild_cgraph_edges): Remove all references before rebuiding.
732 * cgraph.c (cgraph_create_node): Clear ref list.
733 (cgraph_remove_node): Remove references.
734 (dump_cgraph_node): Dump references.
735 (cgraph_clone_node): Clone references.
736 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
737 (struct cgraph_node, varpool_node): Add ref_lst.
738 * ipa-ref.c: New file.
739 * ipa-ref.h: New file.
740 * ipa-ref-inline.h: New file.
741 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
742 (referenced_from_other_partition_p): New function.
743 (lto_output_varpool_node): Take set arugment; call
744 referenced_from_other_partition.
745 (lto_output_ref): New.
746 (add_references): New.
748 (output_cgraph): Compute boundary based on references; output refs.
749 (output_varpool): Accept cgraph_node_set argument.
752 (input_cgraph): Call input_refs.
753 * lto-section-in.c (lto_section_name): Add refs.
754 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
755 (ipa-ref.o): New file.
756 * varpool.c (varpool_node): Clear ipa ref list.
757 (varpool_remove_node): Remove references.
758 (dump_varpool_node): Dump references.
759 (varpool_assemble_decl): Only compile finalized ones.
760 (varpool_extra_name_alias): Initialize ref list.
761 * lto-streamer.c (lto-get_section_name): Add .refs section.
762 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
763 (referenced_from_other_partition_p): Declared.
765 2010-05-06 Ira Rosen <irar@il.ibm.com>
767 PR tree-optimization/43901
768 * tree-vect-stmts.c (vectorizable_call): Assert that vector
769 type is not NULL if it's transformation phase, and return
770 FALSE if it's analysis.
771 (vectorizable_conversion, vectorizable_operation,
772 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
774 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
776 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
778 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
780 * config/mips/mips-protos.h
781 (mips_small_register_classes_for_mode_p): Delete prototype.
783 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
785 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
786 * config/arm/arm.c (multiple_operation_profitable_p,
787 compute_offset_order): New static functions.
788 (load_multiple_sequence, store_multiple_sequence): Use them.
789 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
790 memory offsets, not register numbers.
791 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
793 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
795 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
796 (get_pending_sizes, put_pending_size, put_pending_sizes):
797 Update the uses of pending_sizes.
798 * c-decl.c (store_parm_decls): Likewise.
799 * c-tree.h (struct c_arg_info): Likewise.
800 * tree.h: Update the prototype for get_pending_sizes and
803 2010-05-05 Jason Merrill <jason@redhat.com>
806 * c-common.c (handle_aligned_attribute): Respect
807 ATTR_FLAG_TYPE_IN_PLACE.
810 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
811 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
812 (TARGET_INITIALIZER): Use it.
813 * c-common.c (attribute_takes_identifier_p): Call it.
814 * c-common.h: Update prototype.
815 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
816 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
818 2010-05-05 Jakub Jelinek <jakub@redhat.com>
821 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
822 DW_ID_down_case for Fortran compilation units.
824 2010-05-05 Jan Hubicka <jh@suse.cz>
826 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
829 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
831 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
832 a variable-sized RESULT_DECL.
834 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
836 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
838 2010-05-05 Jason Merrill <jason@redhat.com>
841 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
843 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
845 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
846 Jakub Jelinek <jakub@redhat.com>
849 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
850 (dead_debug_init, dead_debug_finish): New functions.
851 (dead_debug_add, dead_debug_insert_before): Likewise.
852 (df_note_bb_compute): Initialize a dead_debug object, add dead
853 debug uses to it, insert debug bind insns before death insns,
854 reset debug insns that refer to pending uses at the end.
855 * rtl.h (make_debug_expr_from_rtl): New prototype.
856 * varasm.c (make_debug_expr_from_rtl): New function.
858 2010-05-05 Jan Hubicka <jh@suse.cz>
860 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
861 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
862 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
863 lto_varpool_encoder_deref, lto_varpool_encoder_size,
864 lto_varpool_encoder_encode_initializer_p,
865 lto_set_varpool_encoder_encode_initializer): New functions.
866 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
868 (input_varpool_node): Do not always set analyzed.
869 (input_cgraph_1): Return vector of cgraph nodes.
870 (input_varpool_1): Return vector of varpools.
871 (input_cgraph): Free the vectors.
872 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
873 output only initializers needed.
874 (lto_output): Only call output_cgraph.
875 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
876 * lto-section-out.c (lto_new_out_decl_state): Initialize
877 state->varpool_node_encoder.
878 * lto-streamer.h (lto_varpool_encoder_d): New.
879 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
880 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
881 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
882 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
883 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
885 (output_varpool, input_varpool): Remove declarations.
887 2010-05-05 Jan Hubicka <jh@suse.cz>
889 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
890 with body can prevail.
892 2010-05-05 Jan Hubicka <jh@suse.cz>
894 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
897 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
899 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
901 * gengtype.h (erro_at_line): Constify pos argument.
903 * gengtype.c: Include hashtab.h.
904 (enum gc_used): Document GC_MAYBE_POINTED_TO.
905 (error_at_line): Constify pos argument.
906 (do_typedef): Initialize p->opt field.
907 (get_file_gtfilename): Fix comment typo.
908 (struct walk_type_data): Constify line field.
909 (get_output_file_for_structure): New function.
910 (write_local_func_for_structure): Constify orig_s argument.
911 Use get_output_file_for_structure.
912 (write_func_for_structure): Use get_output_file_for_structure.
913 (INDENT): New define.
914 (dump_pair, dump_type, dump_type_list, dump_typekind)
915 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
916 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
918 (seen_types): New variable.
919 (main): New variable do_dump. Process "-d" command line option.
920 Call dump_everything if dump requested.
922 2010-05-05 Jakub Jelinek <jakub@redhat.com>
924 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
925 in a temporary instead of invoking the macro multiple times.
926 (track_expr_p): Likewise.
928 2010-05-04 Neil Vachharajani <nvachhar@google.com>
930 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
932 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
933 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
934 conditions for printing notes.
935 * common.opt (-Wcoverage-mismatch): Allow negative, default to
936 true, update documentation.
937 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
939 2010-05-04 Jakub Jelinek <jakub@redhat.com>
942 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
945 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
948 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
949 (*sse_prologue_save_insn1): Likewise.
950 (SSE prologue save splitter): Likewise.
952 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
954 * tree.c (free_lang_data_in_one_sizepos): New inline function.
955 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
956 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
957 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
958 all decls. Call it on DECL_FIELD_OFFSET of fields.
959 (find_decls_types_r): Follow DECL_VALUE_EXPR.
960 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
962 2010-05-04 Martin Jambor <mjambor@suse.cz>
964 * tree-sra.c (build_access_from_expr_1): The first parameter type
965 changed to simple tree.
966 (build_access_from_expr): Likewise, gsi parameter was eliminated.
967 (scan_assign_result): Renamed to assignment_mod_result, enum elements
969 (build_accesses_from_assign): Removed all parameters except for a
970 simple gimple statement. Now returns a simple bool.
971 (scan_function): All non-analysis parts moved to separate functions
972 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
973 parameters and updated both callers.
974 (sra_modify_expr): Removed parameter data.
975 (sra_modify_function_body): New function.
976 (perform_intra_sra): Call sra_modify_function_body to modify the
978 (replace_removed_params_ssa_names): Parameter data changed into
980 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
981 changed the parameter dont_convert to convert with the opposite
983 (sra_ipa_modify_assign): Parameter data changed into adjustments
984 vector, return value changed to bool.
985 (ipa_sra_modify_function_body): New function.
986 (sra_ipa_reset_debug_stmts): Updated a comment.
987 (modify_function): Use ipa_sra_modify_function_body to modify function
990 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
993 * alias.c (true_dependence): Handle the same VALUE in x and mem.
994 (canon_true_dependence): Likewise.
995 (write_dependence_p): Likewise.
997 2010-05-04 Jan Hubicka <jh@suse.cz>
999 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
1000 * cgraphbuild.c: Include ipa-utils.h
1001 (record_reference_ctx): New struct.
1002 (record_reference): Simplify to work on initializers; not statements.
1003 (mark_address, mark_load, mark_store): New.
1004 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1006 (record_references_in_initializer): Update use of record_reference.
1007 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1010 2010-05-04 Jan Hubicka <jh@suse.cz>
1012 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
1013 node will be removed anyway.
1014 (lto_varpool_replace_node): Allow also unanalyzed nodes;
1015 relink aliases of node into prevailing node.
1016 * varpool.c (varpool_remove_node): Remove aliases properly;
1017 when removing node, remove all its aliases too; remove DECL_INITIAL
1018 of removed node; ggc_free the varpool node.
1020 2010-05-04 Richard Guenther <rguenther@suse.de>
1022 PR tree-optimization/43879
1023 * tree-ssa-structalias.c (alias_get_name): Use
1024 DECL_ASSEMBLER_NAME if available.
1025 (create_function_info_for): Return the varinfo node.
1026 (ipa_pta_execute): Associate same-body aliases and extra names
1027 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
1029 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
1031 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
1033 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
1036 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
1037 only if HONOR_REG_ALLOC_ORDER is not defined.
1039 2010-05-04 Richard Guenther <rguenther@suse.de>
1041 PR tree-optimization/43949
1042 * tree-vrp.c (extract_range_from_binary_expr): Only handle
1045 2010-04-26 Jason Merrill <jason@redhat.com>
1047 * c.opt (-fstrict-enums): New.
1048 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
1050 2010-05-03 David Ung <davidu@mips.com>
1051 James E. Wilson <wilson@codesourcery.com>
1053 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
1054 emit the trap instruction before the divide for TUNE_74K.
1056 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
1058 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
1059 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
1060 based on the above, for new target hook.
1062 * hooks.c (hook_bool_mode_true): New generic hook.
1063 * hooks.h (hook_bool_mode_true): Add prototype.
1065 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
1067 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
1068 target hook, set to hook_bool_mode_false.
1069 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
1070 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
1071 with targetm.small_register_classes_for_mode_p.
1072 (find_reusable_reload): Likewise.
1073 (combine_reloads): Likewise.
1074 * reload1.c (reload_as_needed): Likewise.
1075 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
1076 * ifcvt.c (noce_process_if_block, check_cond_move_block,
1077 dead_or_predicable): Likewise.
1078 * regmove.c (optimize_reg_copy_1): Likewise.
1079 * calls.c (prepare_call_address): Likewise.
1080 (precompute_register_parameters): Likewise.
1082 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
1084 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
1085 implementation of the hook that considers all register classes
1086 small except for SH64.
1087 (sh_override_options): Use the new hook.
1088 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
1091 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
1093 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
1094 implementation of the hook that considers all register classes
1096 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
1099 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
1101 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
1102 implementation of the hook that considers all register classes
1104 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
1107 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
1109 * config/m32c/m32c.h: Likewise.
1110 * config/pdp11/pdp11.h: Likewise.
1111 * config/avr/avr.h: Likewise.
1112 * config/xtensa/xtensa.h: Likewise.
1113 * config/m68hc11/m68hc11.h: Likewise.
1114 * config/mn10300/mn10300.h: Likewise.
1115 * config/mcore/mcore.h: Likewise.
1116 * config/h8300/h8300.h: Likewise.
1117 * config/bfin/bfin.h: Likewise.
1119 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
1120 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
1122 2010-05-03 Anatoly Sokolov <aesok@post.ru>
1124 * double-int.h (tree_to_double_int): Remove macro.
1125 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
1126 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1127 (tree_to_double_int): New function.
1128 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
1130 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1132 2010-05-03 Richard Guenther <rguenther@suse.de>
1134 PR tree-optimization/43971
1135 * tree-ssa-structalias.c (get_constraint_for_1): Fix
1136 constraints in the !flag_delete_null_pointer_checks case.
1138 2010-05-03 Jakub Jelinek <jakub@redhat.com>
1141 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
1142 result mode matches original rtl mode.
1144 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
1147 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
1149 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1151 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
1152 when processing flag options.
1154 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1156 * gcov-iov.c (main): Change format string placeholder
1157 from %#08x to 0x%08x.
1158 * genchecksum.c (dosum): Change format string placeholder
1159 from %#02x to 0x%02x.
1161 2010-05-02 Richard Guenther <rguenther@suse.de>
1163 PR tree-optimization/43879
1164 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
1166 2010-05-02 Bruno Haible <bruno@clisp.org>
1168 * doc/extend.texi (Function Attributes): Fix a typo.
1170 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1173 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
1174 placeholder from 0x%x to %#x.
1175 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1176 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1177 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1178 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1179 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1180 * config/i386/i386.c (ix86_target_string): Ditto.
1181 * config/i386/i386.c (output_pic_addr_const): Ditto.
1182 (print_operand): Ditto.
1184 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1186 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
1187 placeholder from 0x%x to %#x.
1188 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
1189 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
1190 (ASM_OUTPUT_DEBUG_DATA): Ditto.
1191 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
1192 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
1193 * optc-gen.awk: Ditto.
1194 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
1195 (HOST_WIDE_INT_PRINT_HEX): Ditto.
1196 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
1197 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1199 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1201 * target.h (struct calls): Add function_value_regno_p field.
1202 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
1203 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
1204 * targhooks.c (default_function_value_regno_p): New function.
1205 * targhooks.h (default_function_value_regno_p): Declare function.
1206 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
1207 * builtins.c. (apply_result_size): (Ditto.).
1208 * combine.c. (likely_spilled_retval_p): (Ditto.).
1209 * mode-switching.c. Include 'target.h'.
1210 (create_pre_exit): Use function_value_regno_p hook.
1211 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
1212 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
1213 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
1215 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
1216 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
1217 (ix86_function_value_regno_p): Declare as static, change argument
1218 type to const unsigned int.
1219 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
1221 2010-05-01 Richard Guenther <rguenther@suse.de>
1223 PR tree-optimization/43949
1224 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
1226 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
1228 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1230 * rtl.h (CONST_DOUBLE_P): Define.
1231 (rtx_to_double_int): Declare.
1232 * emit-rtl.c (rtx_to_double_int): New function.
1233 * dwarf2out.c (insert_double): New function.
1234 (loc_descriptor, add_const_value_attribute): Clean up, use
1235 rtx_to_double_int and insert_double functions.
1237 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
1239 * doc/extend.texi (Inline): Add missing return keyword to examples.
1240 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
1243 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
1245 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
1246 the variable part of the offset as well. Use highest_pow2_factor for
1247 all alignment checks.
1249 2010-04-30 Richard Guenther <rguenther@suse.de>
1251 PR tree-optimization/43879
1252 * tree-ssa-structalias.c (type_could_have_pointers): Functions
1255 2010-04-30 Jan Hubicka <jh@suse.cz>
1257 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
1259 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
1261 2010-04-30 Jan Hubicka <jh@suse.cz>
1263 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
1265 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
1266 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
1267 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
1268 cgraph_node_set_needs_ltrans_p): Remove.
1270 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1272 * sdbout.c: Include vec.h, do not include varray.h.
1273 (deferred_global_decls, sdbout_global_decl,
1274 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
1275 * toplev.c: Do not include varray.h.
1276 (dump_memory_report): Do not dump VARRAY statistics.
1277 * gengtype.c (open_base_file): Ignore varray.h.
1278 * Makefile.in: Update for abovementioned changes.
1279 Remove all traces of varray.c and varray.h.
1280 * varray.c: Remove file.
1281 * varray.h: Remove file.
1283 2010-04-30 Jan Hubicka <jh@suse.cz>
1285 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
1288 2010-04-30 Jan Hubicka <jh@suse.cz>
1290 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
1293 2010-04-30 Richard Guenther <rguenther@suse.de>
1295 * tree-ssa-structalias.c (get_constraint_for_1): Generate
1296 constraints for CONSTRUCTOR.
1298 2010-04-30 Richard Guenther <rguenther@suse.de>
1301 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
1302 first after all lowering passes.
1304 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1306 * toplev.c: Include varray.h for statistics dumping.
1307 * tree.h: Do not declare varray_head_tag.
1308 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
1309 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
1310 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
1311 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
1312 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
1313 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
1314 c-common.c, c-common.h, reg-stack.c, basic-block.h,
1315 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
1317 * Makefile.in: Update for abovementioned changes.
1319 2010-04-30 Jakub Jelinek <jakub@redhat.com>
1322 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
1324 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1326 * config/picochip/picochip.c (picochip_legitimize_address): Define.
1327 Use this function to do machine-specific conversion.
1328 (picochip_legitimize_reload_address): Likewise.
1329 (picochip_legitimate_address_p): Check valid base register only if
1331 (picochip_check_conditional_copy): Check for modw only if opnd is
1333 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
1334 to call the function in c.
1335 * config/picochip/picochip-protos.h
1336 (picochip_legitimize_reload_address): Define.
1337 * config/picochip/picochip.md (supported_compare1): Define.
1339 2010-04-30 Jan Hubicka <jh@suse.cz>
1341 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
1342 (cgraph_global_info): Remove inlined.
1343 (LTO_cgraph_tag_names): Remove.
1344 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
1345 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
1346 simplify cgraph tags and document.
1347 (lto_output_node): Use only LTO_cgraph_unavail_node and
1348 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
1349 for_functions_valid, global info, process and output flags.
1350 (input_overwrite_node): Initialize estimated stack size and
1351 estimated growth. Do not read flags we no longer store.
1352 (input_node): Likewise do not read info no longer stored.
1353 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
1356 2010-04-30 Richard Guenther <rguenther@suse.de>
1358 PR tree-optimization/43879
1359 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1360 handle non-zero initializers.
1362 2010-04-30 Richard Guenther <rguenther@suse.de>
1364 * builtins.c (fold_builtin_1): Delete free (0).
1366 2010-04-29 Jan Hubicka <jh@suse.cz>
1368 * gengtype.c (open_base_files): Add lto-streamer.h
1369 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
1370 (pass_ipa_cp): GGC collect.
1371 * toplev. (compile_file): Do not output symbols.
1372 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
1373 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
1374 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
1375 * lto-section-in.c: Include ggc.h
1376 (lto_new_in_decl_state): Alloc in GGC.
1377 (lto_delete_in_decl_state): Likewise.
1378 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
1381 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1384 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
1385 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
1386 (HONOR_REG_ALLOC_ORDER): Describe new macro.
1387 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
1388 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
1389 account only if HONOR_REG_ALLOC_ORDER is not defined.
1390 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
1391 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
1393 2010-04-29 Jon Grant <04@jguk.org>
1395 * collect2.c (vflag): Change type from int to bool.
1397 (helpflag): New global bool.
1398 (main): Set vflag and debug with boolean, not integer truth values.
1399 Accept new "--help" option and output usage text if found.
1400 * collect2.h (vflag): Update prototype.
1403 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1406 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
1408 2010-04-29 Richard Guenther <rguenther@suse.de>
1411 * plugin.h (invoke_plugin_callbacks): Annotate arguments
1412 with ATTRIBUTE_UNUSED.
1414 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1417 * config/i386/i386.c (get_some_local_dynamic_name): Replace
1418 INSN_P with NONDEBUG_INSN_P.
1419 (distance_non_agu_define): Likewise.
1420 (distance_agu_use): Likewise.
1422 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1424 From Dominique d'Humieres <dominiq@lps.ens.fr>
1426 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
1429 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1431 * plugin.h (invoke_plugin_callbacks): New inline function.
1432 * plugin.c (flag_plugin_added): New global flag.
1433 (add_new_plugin): Initialize above flag.
1434 (invoke_plugin_callbacks): Rename to ...
1435 (invoke_plugin_callbacks_full): ... this.
1437 2010-04-28 Jan Hubicka <jh@suse.cz>
1439 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
1440 (lto_varpool_replace_node): New.
1441 (lto_symtab_resolve_symbols): Resolve varpool nodes.
1442 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
1443 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
1444 * cgraph.h (varpool_node_ptr): New type.
1445 (varpool_node_ptr): New vector.
1446 (varpool_node_set_def): New structure.
1447 (varpool_node_set): New type.
1448 (varpool_node_set): New vector.
1449 (varpool_node_set_element_def): New structure.
1450 (varpool_node_set_element, const_varpool_node_set_element): New types.
1451 (varpool_node_set_iterator): New type.
1452 (varpool_node): Add prev pointers, add used_from_other_partition,
1454 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
1455 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
1456 varpool_get_node, varpool_remove_node): Declare.
1457 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
1458 varpool_node_set_size): New inlines.
1459 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
1460 * tree-pass.h (varpool_node_set_def): Forward declare.
1461 (ipa_opt_pass_d): Summary writting takes vnode sets too.
1462 (ipa_write_optimization_summaries): Update prototype.
1463 * ipa-cp.c (ipcp_write_summary): Update.
1464 * ipa-reference.c (ipa_reference_write_summary): Update.
1465 * lto-cgraph.c (lto_output_varpool_node): New static function.
1466 (output_varpool): New function.
1467 (input_varpool_node): New static function.
1468 (input_varpool_1): New function.
1469 (input_cgraph): Input varpool.
1470 * ipa-pure-const.c (pure_const_write_summary): Update.
1471 * lto-streamer-out.c (lto_output): Update, output varpool too.
1472 (write_global_stream): Kill WPA hack.
1473 (produce_asm_for_decls): Update.
1474 (output_alias_pair_p): Handle variables.
1475 (output_unreferenced_globals): Output only needed partition of varpool.
1476 * ipa-inline.c (inline_write_summary): Update.
1477 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1479 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1480 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1481 varpool_node_set_new, varpool_node_set_add,
1482 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1483 debug_varpool_node_set): New functions.
1484 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1485 (execute_one_pass): Process new decls too.
1486 (ipa_write_summaries_2): Pass around vsets.
1487 (ipa_write_summaries_1): Likewise.
1488 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1490 (ipa_write_optimization_summaries_1): Pass around vsets.
1491 (ipa_write_optimization_summaries): Likewise.
1492 * varpool.c (varpool_get_node): New.
1493 (varpool_node): Update doubly linked lists.
1494 (varpool_remove_node): New.
1495 (dump_varpool_node): More dumping.
1496 (varpool_enqueue_needed_node): Update doubly linked lists.
1497 (decide_is_variable_needed): Kill ltrans hack.
1498 (varpool_finalize_decl): Kill lto hack.
1499 (varpool_assemble_decl): Skip decls in other partitions.
1500 (varpool_assemble_pending_decls): Update doubly linkes lists.
1501 (varpool_empty_needed_queue): Likewise.
1502 (varpool_extra_name_alias): Likewise.
1503 * lto-streamer.c (lto_get_section_name): Add vars section.
1504 * lto-streamer.h (lto_section_type): Update.
1505 (output_varpool, input_varpool): Declare.
1507 2010-04-28 Mike Stump <mikestump@comcast.net>
1509 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1511 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1513 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1514 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1515 (lto_input_ts_type_tree_pointers): Likewise.
1516 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1517 (lto_output_ts_type_tree_pointers): Likewise.
1519 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1521 Uniquization of constants at the Tree level
1522 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
1523 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
1525 (tree_output_constant_def): Declare.
1526 * gimplify.c (gimplify_init_constructor): When using block copy, first
1527 uniquize the constant constructor on the RHS.
1528 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
1529 DECL_IN_CONSTANT_POOL flag.
1530 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
1531 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
1533 (assemble_variable): Deal with symbols belonging to the tree constant
1535 (get_constant_section): Add ALIGN parameter and simplify.
1536 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
1537 (assemble_constant_contents): Use the expression of the VAR_DECL.
1538 (output_constant_def_contents): Use the alignment of the VAR_DECL.
1539 (tree_output_constant_def): New global function.
1540 (mark_constant): Use the expression of the VAR_DECL.
1541 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
1543 (output_object_block): Likewise and assemble the expression.
1545 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1547 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1548 hash_tree, eq_tree): New tree hash table.
1549 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1550 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1551 lto_orig_address_remove): Reimplement.
1553 2010-04-28 Xinliang David Li <davidxl@google.com>
1556 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
1557 (compute_uninit_opnds_pos): New function.
1558 (is_non_loop_exit_postdominating): New function.
1559 (compute_control_dep_chain): New function.
1560 (find_pdom): New function.
1561 (convert_control_dep_chain_into_preds): New function.
1562 (find_predicates): New function.
1563 (find_control_equiv_block): New function.
1564 (collect_phi_def_edges): New function.
1565 (find_def_preds): New function.
1566 (find_dom): New function.
1567 (dump_predicates): New function.
1568 (get_cmp_code): New function.
1569 (is_value_included_in): New function.
1570 (find_matching_predicate_in_rest_chains): New function.
1571 (use_pred_not_overlap_with_undef_path_pred): New function.
1572 (is_use_properly_guarded): New function.
1573 (normalize_cond_1): New function.
1574 (is_and_or_or): New function.
1575 (normalize_cond): New function.
1576 (is_gcond_subset_of): New function.
1577 (is_subset_of_any): New function.
1578 (is_or_set_subset_of): New function.
1579 (is_and_set_subset_of): New function.
1580 (is_norm_cond_subset_of): New function.
1581 (is_pred_expr_subset_of): New function.
1582 (is_pred_chain_subset_of): New function.
1583 (is_included_in): New function.
1584 (is_superset_of): New function.
1585 (find_uninit_use): New function.
1586 (warn_uninitialized_phi): New function.
1587 (compute_possibly_undefined_names): New function.
1588 (ssa_undefined_value_p): New function.
1589 (execute_late_warn_uninitialized): New function.
1590 * tree-ssa.c (ssa_undefined_value_p): Removed.
1591 (warn_uninit): Changed to extern.
1592 (warn_uninitialized_phi): Removed.
1593 (warn_uninitialized_vars): Changed to extern.
1594 (execute_late_warn_uninitialized): Removed
1595 * tree-flow.h: Add new prototypes.
1596 * timevar.def: Add new time variable.
1597 * Makefile.in: Add new build file.
1599 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
1601 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1604 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1607 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
1609 2010-04-28 Martin Jambor <mjambor@suse.cz>
1611 * cgraph.h (struct cgraph_node): New field indirect_calls.
1612 (struct cgraph_indirect_call_info): New type.
1613 (struct cgraph_edge): Removed field indirect_call. New fields
1614 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
1615 (cgraph_create_indirect_edge): Declare.
1616 (cgraph_make_edge_direct): Likewise.
1617 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
1618 * ipa-prop.h (struct ipa_param_call_note): Removed.
1619 (struct ipa_node_params): Removed field param_calls.
1620 (ipa_create_all_structures_for_iinln): Declare.
1621 * cgraph.c: Described indirect edges and uids in initial comment.
1622 (cgraph_add_edge_to_call_site_hash): New function.
1623 (cgraph_edge): Search also among the indirect edges, use
1624 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
1625 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
1626 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
1628 (initialize_inline_failed): Assign a reason to indirect edges.
1629 (cgraph_create_edge_1): New function.
1630 (cgraph_create_edge): Moved some functionality to
1631 cgraph_create_edge_1.
1632 (cgraph_create_indirect_edge): New function.
1633 (cgraph_edge_remove_callee): Add an assert checking for
1635 (cgraph_edge_remove_caller): Special-case indirect edges.
1636 (cgraph_remove_edge): Likewise.
1637 (cgraph_set_edge_callee): New function.
1638 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1639 (cgraph_make_edge_direct): New function.
1640 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1641 the declaration of the call statement matches.
1642 (cgraph_node_remove_callees): Special-case indirect edges.
1643 (cgraph_clone_edge): Likewise.
1644 (cgraph_clone_node): Clone also the indirect edges.
1645 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1646 indirect_call, dump count of indirect_calls edges.
1647 * ipa-prop.c (iinlining_processed_edges): New variable.
1648 (ipa_note_param_call): Create indirect edges instead of
1649 creating notes. New parameter node.
1650 (ipa_analyze_call_uses): New parameter node, pass it on to
1651 ipa_note_param_call.
1652 (ipa_analyze_stmt_uses): Likewise.
1653 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1654 (print_edge_addition_message): Work on edges rather than on notes.
1655 (update_call_notes_after_inlining): Likewise, renamed to
1656 update_indirect_edges_after_inlining.
1657 (ipa_create_all_structures_for_iinln): New function.
1658 (ipa_free_node_params_substructures): Do not free notes.
1659 (ipa_edge_duplication_hook): Propagate bits within
1660 iinlining_processed_edges bitmap.
1661 (ipa_node_duplication_hook): Do not duplicate notes.
1662 (free_all_ipa_structures_after_ipa_cp): Renamed to
1663 ipa_free_all_structures_after_ipa_cp.
1664 (free_all_ipa_structures_after_iinln): Renamed to
1665 ipa_free_all_structures_after_iinln.
1666 (ipa_write_param_call_note): Removed.
1667 (ipa_read_param_call_note): Removed.
1668 (ipa_write_indirect_edge_info): New function.
1669 (ipa_read_indirect_edge_info): Likewise.
1670 (ipa_write_node_info): Do not stream notes, do stream information
1672 (ipa_read_node_info): Likewise.
1673 (lto_ipa_fixup_call_notes): Removed.
1674 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1675 * ipa-inline.c (pass_ipa_inline): Likewise.
1676 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1677 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1678 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1680 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1682 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1683 (output_cgraph): Stream also indirect edges.
1684 (lto_output_edge): Added capability to stream indirect edges.
1685 (input_edge): Likewise.
1686 (input_cgraph_1): Likewise.
1687 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1690 2010-04-28 Richard Guenther <rguenther@suse.de>
1692 PR tree-optimization/43879
1693 PR tree-optimization/43909
1694 * tree-ssa-structalias.c (struct variable_info): Add
1695 only_restrict_pointers flag.
1696 (new_var_info): Initialize it. Increment stats.total_vars here.
1697 (create_function_info_for): Do not increment stats.total_vars here.
1698 (get_function_part_constraint): Fix build with C++.
1699 (insert_into_field_list): Remove.
1700 (push_fields_onto_fieldstack): Properly merge fields.
1701 (create_variable_info_for): Split and simplify.
1702 (create_variable_info_for_1): New piece.
1703 (intra_create_variable_infos): Properly make restrict constraints
1706 2010-04-28 Richard Guenther <rguenther@suse.de>
1709 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
1711 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
1712 Jan Hubicka <hubicka@ucw.cz>
1714 * doc/invoke.texi (-Wsuggest-attribute=const,
1715 -Wsuggest-attribute=pure): Document.
1716 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
1717 (function_always_visible_to_compiler_p,
1718 suggest_attribute, warn_function_pure, warn_function_const):
1720 (check_call): Improve debug info.
1721 (analyze_function): Do not check availability.
1722 (add_new_function): Check availability.
1723 (propagate): Output warnings.
1724 (skip_function_for_local_pure_const): New function.
1725 (local_pure_const): Use it; output warnings.
1726 * common.opt (Wsuggest-attribute=const,
1727 Wsuggest-attribute=pure): New.
1729 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1731 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
1732 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
1733 or DW_CFA_def_cfa_offset{,_sf}.
1735 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1737 * tree.h: Fix truncated long macros.
1739 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
1741 * collect2.c (TARGET_64BIT): Redefine to target's default.
1742 * tlink.c: Likewise.
1743 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
1744 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
1745 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
1746 for underscoring __USER_LABEL_PREFIX__.
1747 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
1748 (SUB_LINK_ENTRY32): New.
1749 (SUB_LINK_ENTRY64): New.
1750 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
1751 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
1752 (SUB_LINK_ENTRY64): New.
1753 (SUB_LINK_ENTRY): New.
1754 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
1755 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
1756 x64 target is choosen.
1757 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
1758 * configure: Regenerated.
1759 * configure.ac (leading-mingw64-underscores): Option added.
1761 2010-04-27 Jan Hubicka <jh@suse.cz>
1763 * doc/invoke.texi (-fipa-profile): Document.
1764 * opts.c (decode_options): Enable ipa-profile at -O1.
1765 * timevar.def (TV_IPA_PROFILE): Define.
1766 * common.opt (fipa-profile): Add.
1767 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
1769 (cgraph_propagate_frequency): Handle only local ones.
1770 * tree-pass.h (pass_ipa_profile): Declare.
1771 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
1772 (pass_ipa_profile): Use TV_IPA_PROFILE.
1773 * ipa.c (ipa_profile): New function.
1774 (gate_ipa_profile): Likewise.
1775 (pass_ipa_profile): New global variable.
1776 * passes.c (pass_ipa_profile): New.
1778 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
1780 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
1782 2010-04-27 Martin Jambor <mjambor@suse.cz>
1785 * ipa.c (dissolve_same_comdat_group_list): New function.
1786 (function_and_variable_visibility): Call
1787 dissolve_same_comdat_group_list when comdat group contains external or
1789 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
1790 lists are circular and that they contain only DECL_ONE_ONLY nodes.
1792 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1794 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
1795 (const_hash_1) <VECTOR_CST>: New case.
1796 (compare_constant) <VECTOR_CST>: Likewise.
1797 <ADDR_EXPR>: Deal with LABEL_REFs.
1798 (copy_constant) <VECTOR_CST>: New case.
1800 2010-04-27 Jan Hubicka <jh@suse.cz>
1802 * cgraph.c (cgraph_propagate_frequency): New function.
1803 * cgraph.h (cgraph_propagate_frequency): Declare.
1804 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
1805 cgraph_propagate_frequency.
1807 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1809 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
1811 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
1814 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
1815 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
1816 here to determine which regs to push and how much stack to reserve.
1818 2010-04-27 Jie Zhang <jie@codesourcery.com>
1820 * doc/gimple.texi (gimple_statement_with_ops): Remove
1821 addresses_taken field.
1822 (gimple_statement_with_memory_ops): Likewise.
1824 2010-04-27 Jan Hubicka <jh@suse.cz>
1826 * tree-inline.c (eni_inlining_weights): Remove.
1827 (estimate_num_insns): Special case more builtins.
1829 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
1832 * c-typeck.c (build_binary_op): Move forward check for comparison
1833 pointer with null pointer constant and adjust the diagnostic message.
1835 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
1838 * configure.ac (gcc_cv_as_section_has_align): Set if installed
1839 binutils supports extended .section directive needed by LTO, or
1840 warn if older binutils found.
1841 (LTO_BINARY_READER): New AC_SUBST'd variable.
1842 (LTO_USE_LIBELF): Likewise.
1843 * gcc/config.gcc (lto_binary_reader): New target-specific configure
1845 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
1846 (LTO_USE_LIBELF): Likewise.
1847 * configure: Regenerate.
1849 * collect2.c (is_elf): Rename from this ...
1850 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
1851 object files in addition to ELF-formatted ones.
1852 (scan_prog_file): Caller updated. Also allow for LTO info marker
1853 symbol to be prefixed or not by an extra underscore.
1855 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
1856 * config/i386/winnt.c: Also #include lto-streamer.h
1857 (i386_pe_asm_named_section): Specify 1-byte section alignment for
1859 (i386_pe_asm_output_aligned_decl_common): Add comment.
1860 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
1862 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
1865 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
1866 Add missing earlyclobber for second alternative.
1868 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
1870 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
1871 bits for artificial defs at the top of the block.
1872 * fwprop.c (single_def_use_enter_block): Don't call it.
1874 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
1877 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
1878 instead of "$gcc_cv_objdump -T".
1879 Use "-undefined dynamic_lookup" on darwin.
1880 * gcc/configure: Regenerate.
1882 2010-04-26 Jakub Jelinek <jakub@redhat.com>
1885 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
1887 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1889 * c-parser.c (struct c_token): Move location field up.
1890 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
1891 (struct c_declspecs): Convert typespec_word, storage_class, and
1892 default_int_p into bitfields.
1893 (struct c_declarator): Move loc field up.
1895 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1897 * cfgloop.h (struct loop): Move can_be_parallel field up.
1898 * ipa-prop.h (struct ip_node_params): Move bitfields up.
1899 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
1901 (struct iv_cand): Convert pos field into a bitfield.
1902 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
1904 (struct _stmt_vec_info): Shuffle fields for better packing.
1906 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1908 * varasm.c (IN_NAMED_SECTION): Remove guard.
1909 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
1910 (IN_NAMED_SECTION_P): ...this.
1911 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
1912 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1914 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1916 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
1917 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
1918 of shadowing it. Fix comments.
1920 2010-04-26 Jan Hubicka <jh@suse.cz>
1922 * cgraph.c (cgraph_create_node): Set node frequency to normal.
1923 (cgraph_clone_node): Copy function frequency.
1924 * cgraph.h (node_frequency): New enum
1925 (struct cgraph_node): Add.
1926 * final.c (rest_of_clean_state): Update.
1927 * lto-cgraph.c (lto_output_node): Output node frequency.
1928 (input_overwrite_node): Input node frequency.
1929 * tre-ssa-loop-ivopts (computation_cost): Update.
1930 * lto-streamer-out.c (output_function): Do not output function
1932 * predict.c (maybe_hot_frequency_p): Update and handle functions
1934 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
1936 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
1937 (compute_function_frequency): Set noreturn functions to be executed
1939 (choose_function_section): Update.
1940 * lto-streamer-in.c (input_function): Do not input function frequency.
1941 * function.c (allocate_struct_function): Do not initialize function
1943 * function.h (function_frequency): Remove.
1944 (struct function): Remove function frequency.
1945 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
1946 (try_update): Update.
1947 * tree-inline.c (initialize_cfun): Do not update function frequency.
1948 * passes.c (pass_init_dump_file): Update.
1949 * i386.c (ix86_compute_frame_layout): Update.
1950 (ix86_pad_returns): Update.
1952 2010-04-26 Jie Zhang <jie@codesourcery.com>
1954 PR tree-optimization/43833
1955 * tree-vrp.c (range_int_cst_p): New.
1956 (range_int_cst_singleton_p): New.
1957 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
1958 when both operands are constants. Use range_int_cst_p in
1961 2010-04-26 Jan Hubicka <jh@suse.cz>
1963 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
1965 2010-04-26 Richard Guenther <rguenther@suse.de>
1968 * gimple.c (gimple_decl_printable_name): Deal gracefully
1969 with a NULL DECL_NAME.
1971 2010-04-26 Richard Guenther <rguenther@suse.de>
1974 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
1975 if emitting debug information and it is either a function
1976 or a namespace decl.
1978 2010-04-26 Ira Rosen <irar@il.ibm.com>
1980 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
1981 determine if the statement is vectorizable, and a macro to access it.
1982 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1983 Skip statements that can't be vectorized. If the analysis fails,
1984 mark the statement as unvectorizable if vectorizing basic block.
1985 (vect_compute_data_refs_alignment): Likewise.
1986 (vect_verify_datarefs_alignment): Skip statements marked as
1987 unvectorizable. Add print.
1988 (vect_analyze_group_access): Skip statements that can't be
1989 vectorized. If the analysis fails, mark the statement as
1990 unvectorizable if vectorizing basic block.
1991 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
1992 * tree-vect-stmts.c (vectorizable_store): Fix the number of
1993 generated stmts for SLP.
1994 (new_stmt_vec_info): Initialize the new field.
1995 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
1996 statements marked as unvectorizable.
1998 2010-04-25 Joseph Myers <joseph@codesourcery.com>
2000 * c-common.c (flag_isoc1x): New.
2001 (flag_isoc99): Update comment.
2002 * c-common.h (flag_isoc1x): New.
2003 (flag_isoc99): Update comment.
2004 * c-cppbuiltin.c (builtin_define_float_constants): Also define
2005 __<type>_DECIMAL_DIG__.
2006 * c-opts.c (set_std_c1x): New.
2007 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
2008 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
2009 * c.opt (-std=c1x, -std=gnu1x): New options.
2010 * doc/cpp.texi: Mention -std=c1x.
2011 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
2012 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
2013 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
2014 * doc/standards.texi: Mention C1X.
2015 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
2016 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
2017 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
2020 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
2022 * config/i386/gmon-sol2.c (_mcleanup): Change format string
2023 placeholder from 0x%x to %#x.
2024 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2025 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2026 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2027 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2028 * config/i386/i386.c (ix86_target_string): Ditto.
2029 (output_pic_addr_const): Ditto.
2030 (print_operand): Ditto.
2032 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
2034 * combine.c (find_split_point): Add third argument. Use it
2035 to find nested multiply-accumulate instructions. Adjust calls.
2036 (try_combine): Adjust call to find_split_point.
2038 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
2040 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
2042 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
2044 PR tree-optimization/41442
2045 * fold-const.c (merge_truthop_with_opposite_arm): New function.
2046 (fold_binary_loc): Call it.
2048 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2050 * toplev.c (general_init): Set default for fdiagnostics-show-option.
2051 * opts.c (common_handle_option): Allow disabling it.
2052 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
2054 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
2056 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
2057 between modes if both types are integral.
2059 2010-04-23 Richard Guenther <rguenther@suse.de>
2061 PR tree-optimization/43572
2062 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
2064 2010-04-23 Richard Guenther <rguenther@suse.de>
2067 * tree-inline.c (tree_can_inline_p): Also check compatibility
2070 2010-04-23 Martin Jambor <mjambor@suse.cz>
2072 PR tree-optimization/43846
2073 * tree-sra.c (struct access): New flag grp_assignment_read.
2074 (build_accesses_from_assign): Set grp_assignment_read.
2075 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
2076 (enum mark_read_status): New type.
2077 (analyze_access_subtree): Propagate grp_assignment_read, create
2078 accesses also if both direct_read and root->grp_assignment_read.
2080 2010-04-23 Martin Jambor <mjambor@suse.cz>
2083 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
2084 function does not have type attributes.
2086 2010-04-23 Richard Guenther <rguenther@suse.de>
2089 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
2092 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2094 * sese.h (create_if_region_on_edge): Remove.
2096 * sese.c (create_if_region_on_edge): Make static.
2098 * tree-inline.c: Do not include ggc.h.
2100 * expr.c: Do not include ggc.h.
2102 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
2105 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
2108 * config/sh/sh.c (find_barrier): Don't emit a constant pool
2109 in the middle of insns for casesi_worker_2.
2111 2010-04-22 David Edelsohn <edelsohn@gnu.org>
2113 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
2115 2010-04-22 Ira Rosen <irar@il.ibm.com>
2117 PR tree-optimization/43842
2118 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
2119 loop unrolling in update of exit phis. Fix comment.
2120 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
2121 least two reduction statements in the loop before starting SLP
2124 2010-04-22 Nick Clifton <nickc@redhat.com>
2126 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
2128 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
2130 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
2133 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2135 * tree-parloops.c (loop_parallel_p): New argument
2136 parloop_obstack. Pass it down.
2137 (parallelize_loops): New variable parloop_obstack. Initialize it,
2138 pass it down, free it.
2140 * tree-loop-linear.c (linear_transform_loops): Pass down
2143 * tree-data-ref.h (lambda_compute_access_matrices): New argument
2144 of type struct obstack *.
2146 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
2147 scratch_obstack. Initialize it, pass down, free it.
2149 * lambda.h (lambda_loop_new): Remove.
2150 (lambda_matrix_new, lambda_matrix_inverse)
2151 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
2152 argument of type struct obstack *.
2154 * lambda-trans.c (lambda_trans_matrix_new): New argument
2155 lambda_obstack. Pass it down, use obstack allocation for ret.
2156 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
2159 * lambda-mat.c (lambda_matrix_get_column)
2160 (lambda_matrix_project_to_null): Remove.
2161 (lambda_matrix_new): New argument lambda_obstack. Use obstack
2163 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
2166 * lambda-code.c (lambda_loop_new): New function.
2167 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
2168 (lambda_compute_auxillary_space, lambda_compute_target_space)
2169 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
2170 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
2171 (build_access_matrix): New argument lambda_obstack. Use obstack
2173 (lambda_compute_step_signs, lambda_compute_access_matrices): New
2174 argument lambda_obstack. Pass it down.
2176 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2178 * optabs.h (expand_widening_mult): Declare.
2180 2010-04-22 Richard Guenther <rguenther@suse.de>
2182 PR tree-optimization/43845
2183 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
2184 lookup the CALL_EXPR function and arguments.
2186 2010-04-22 Nick Clifton <nickc@redhat.com>
2188 * config/stormy16/stormy16.c
2189 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
2190 * config/stormy16/stormy16.h: Tidy up formatting.
2191 (DONT_USE_BUILTIN_SETJMP): Remove definition.
2192 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
2193 (ineqbranchsi): Delete pattern.
2194 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
2195 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
2196 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
2197 stormy16-lib2-ucmpsi2.c.
2199 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2201 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
2202 df_simulate_find_noclobber_defs as appropriate. Keep track of an
2203 extra set merge_set_noclobber, and use it to relax the final test
2205 * df.h (df_simulate_find_noclobber_defs): Declare.
2206 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
2208 (df_simulate_find_noclobber_defs): New function.
2210 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
2212 * config/i386/i386.md: Use {} around multi-line preparation statements.
2214 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2216 * c-tree.h (push_init_level, pop_init_level, set_init_index)
2217 (process_init_element): New argument of type struct obstack *.
2219 * c-typeck.c (push_init_level, pop_init_level, set_designator)
2220 (set_init_index, set_init_label, set_nonincremental_init)
2221 (set_nonincremental_init_from_string, find_init_member)
2222 (output_init_element, output_pending_init_elements)
2223 (process_init_element): New argument braced_init_obstack. Pass it
2225 (push_range_stack, add_pending_init): New argument
2226 braced_init_obstack. Use obstack allocation.
2228 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
2229 braced_init_obstack. Pass it down.
2230 (c_parser_braced_init): New variables ret, braced_init_obstack.
2231 Initialize obstack, pass it down and finally free it.
2233 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2236 * tree-pass.h (pass_optimize_widening_mul): Declare.
2237 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
2238 gate_optimize_widening_mul): New static functions.
2239 (pass_optimize_widening_mul): New.
2240 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
2241 <case MULT_EXPR>: Remove support for widening multiplies.
2242 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
2243 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
2244 simplify_gen_unary rather than directly building extensions.
2245 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
2247 * expmed.c (expand_widening_mult): New function.
2248 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
2250 2010-04-21 Jan Hubicka <jh@suse.cz>
2252 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
2253 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
2254 * lto-wpa-fixup.c: Remove.
2255 * Makefile.in (lto-wpa-fixup.o): Remove.
2256 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
2257 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
2258 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
2260 2010-04-21 Jan Hubicka <jh@suse.cz>
2262 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
2263 add write_optimization_summary, read_optimization_summary.
2264 (ipa_write_summaries_of_cgraph_node_set): Remove.
2265 (ipa_write_optimization_summaries): Declare.
2266 (ipa_read_optimization_summaries): Declare.
2267 * ipa-cp.c (pass_ipa_cp): Update.
2268 * ipa-reference.c (pass_ipa_reference): Update.
2269 * ipa-pure-const.c (pass_ipa_pure_const): Update.
2270 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
2272 * ipa-inline.c (pass_ipa_inline): Update.
2273 * ipa.c (pass_ipa_whole_program): Update.
2274 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
2275 * passes.c (ipa_write_summaries_1): Do not test wpa.
2276 (ipa_write_optimization_summaries_1): New.
2277 (ipa_write_optimization_summaries): New.
2278 (ipa_read_summaries): Do not test ltrans.
2279 (ipa_read_optimization_summaries_1): New.
2280 (ipa_read_optimization_summaries): New.
2282 2010-04-21 Jan Hubicka <jh@suse.cz>
2284 * lto-cgraph.c (lto_output_node): Do not output comdat groups
2286 (output_cgraph): Do not arrange comdat groups for boundary nodes.
2288 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2291 * dwarf2out.c (add_name_and_src_coords_attributes): Add
2292 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
2294 2010-04-21 Jan Hubicka <jh@suse.cz>
2296 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
2298 2010-04-21 Jan Hubicka <jh@suse.cz>
2300 * varpool.c (decide_is_variable_needed): Variable is always needed
2303 2010-04-21 Jan Hubicka <jh@suse.cz>
2305 * opts.c (decode_options): Enable pure-const pass for whopr.
2307 2010-04-21 Jan Hubicka <jh@suse.cz>
2309 * cgraph.c (dump_cgraph_node): Dump also assembler name.
2310 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
2312 (cgraph_decide_inlining): Do not expect callee to be removed in all
2315 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
2317 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
2319 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2321 * config/i386/i386.md (x86_shrd): Add athlon_decode and
2322 amdfam10_decode attributes.
2324 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2327 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
2328 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
2329 (lower_copyprivate_clauses): Use private var in outer
2330 context instead of original var. Make sure the types
2331 are correct for VLAs.
2333 2010-04-21 Richard Guenther <rguenther@suse.de>
2335 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
2336 to non-pointer objects.
2338 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2340 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
2341 last chain entry if it starts with the still current label.
2342 (add_location_or_const_value_attribute): Check that
2343 loc_list->first->next is NULL instead of comparing ->first with ->last.
2344 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
2345 to add_var_loc_to_decl.
2347 * dwarf2out.c (output_call_frame_info): For dw_cie_version
2348 >= 4 add also address size and segment size fields into CIE header.
2350 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
2351 long as address size is the same as sizeof (void *) and
2353 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
2354 address size or segment size is unexpected, return DW_EH_PE_omit.
2355 (classify_object_over_fdes): If get_cie_encoding returned
2356 DW_EH_PE_omit, return -1.
2357 (init_object): If classify_object_over_fdes returned -1,
2358 pretend there were no FDEs at all.
2360 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2362 * config/i386/i386.md (bswap<mode>2): Macroize expander from
2363 bswap{si,di}2 using SWI48 mode iterator.
2364 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
2365 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
2366 set modrm attribute of bswap insn to 0 and remove length attribute.
2367 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
2368 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
2369 set mode attribute to <MODE> and remove length attribute.
2371 2010-04-20 James E. Wilson <wilson@codesourcery.com>
2373 PR rtl-optimization/43520
2374 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
2375 zero available registers.
2377 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2379 * builtins.c (fold_builtin_cproj): Fold more cases.
2381 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2383 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
2384 (fold_builtin_1): Fold builtin cproj.
2385 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
2386 Use ATTR_CONST_NOTHROW_LIST.
2388 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
2390 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
2391 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
2392 ffsi2_no_cmove for !TARGET_CMOVE.
2393 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
2394 (ffssi2): Remove expander.
2395 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
2397 (ctz<mode>2): Ditto from ctz{si,di}2.
2398 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
2400 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
2403 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2405 * dwarf2out.c (AT_linkage_name): Define.
2406 (clone_as_declaration): Handle DW_AT_linkage_name.
2407 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
2408 of DW_AT_MIPS_linkage_name.
2409 (move_linkage_attr): Likewise.
2410 (dwarf2out_finish): Likewise.
2412 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
2415 * fold-const.c (fold_comparison): New folding rule.
2417 2010-04-20 Anatoly Sokolov <aesok@post.ru>
2419 * double-int.h (double_int_setbit): Declare.
2420 * double-int.c (double_int_setbit): New function.
2421 * rtl.h (immed_double_int_const): Declare.
2422 * emit-rtl.c (immed_double_int_const): New function.
2423 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2424 and immed_double_int_const functions.
2425 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2426 expand_copysign_bit): (Ditto.).
2427 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2428 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2429 * dojump.c (prefer_and_bit_test): (Ditto.).
2430 * expr.c (convert_modes, reduce_to_bit_field_precision,
2431 const_vector_from_tree): (Ditto.).
2432 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2434 2010-04-20 Jan Hubicka <jh@suse.cz>
2436 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2437 (dump_cgraph_node): Dump new flags.
2438 * cgraph.h (struct cgraph_node): Add flags
2439 reachable_from_other_partition and in_other_partition.
2440 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2441 other partition can not be removed.
2442 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2443 the other partition must be output; silence sanity checking on
2444 leaking functions bodies from other paritition.
2445 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2446 (lto_output_node): Output new flags; do not sanity check that inline
2447 clones are output; drop lto_forced_extern_inline_p code; do not mock
2448 visibility flags at partition boundaries.
2449 (add_node_to): New function.
2450 (output_cgraph): Use it to sort functions so masters appear before
2452 (input_overwrite_node): Input new flags.
2453 * passes.c (ipa_write_summaries): Do not call
2454 lto_new_extern_inline_states.
2455 * lto-section-out.c (forced_extern_inline,
2456 lto_new_extern_inline_states lto_delete_extern_inline_states,
2457 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2458 * lto-streamer.h (lto_new_extern_inline_states,
2459 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2460 lto_forced_extern_inline_p): Kill.
2462 2010-04-20 Richard Guenther <rguenther@suse.de>
2464 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2465 from vars that can have pointers.
2466 (process_constraint): Dump useless constraints.
2468 2010-04-20 Richard Guenther <rguenther@suse.de>
2470 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2471 (dump_sa_points_to_info): Remove asserts.
2472 (init_base_vars): nothing_id isn't an escape point nor does it
2475 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2477 * tree.h (TYPE_REF_IS_RVALUE): Define.
2478 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2479 should_move_die_to_comdat, prune_unused_types_walk): Handle
2480 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2481 (modified_type_die, gen_reference_type_die): Emit
2482 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2483 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2485 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2488 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2489 calls for -fpic -m31 if they have been sibcall optimized.
2491 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2493 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2494 ar.lc fixed and call-used.
2496 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2498 2010-04-19 Jan Hubicka <jh@suse.cz>
2500 * opts.c (decode_options): Disable whpr incompatible passes.
2501 * lto/lto.c (lto_1_to_1_map): Skip clones.
2502 (read_cgraph_and_symbols): Do not mark everything as needed.
2503 (do_whole_program_analysis): Do map only after optimizing;
2504 set proper cgraph_state; use passmanager.
2506 2010-04-19 DJ Delorie <dj@redhat.com>
2508 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2509 POINTER_PLUS_EXPR and fix them.
2511 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2513 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2514 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2515 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2516 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2517 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2518 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2519 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2520 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2521 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2522 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2523 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2525 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2527 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2528 (check_cond_move_block): Likewise.
2529 (cond_move_process_if_block): Likewise.
2530 (noce_find_if_block): Improve formatting.
2531 (find_if_header): Pass 0 to memset and tweak conditions.
2532 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2534 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2536 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2540 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2541 with non-local decl doesn't need chain.
2543 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2545 * ira-color.c (allocno_reload_assign): Avoid accumulating
2546 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2548 2010-04-19 Martin Jambor <mjambor@suse.cz>
2550 * gimple.h (create_tmp_reg): Declare.
2551 * gimplify.c (create_tmp_reg): New function.
2552 (gimplify_return_expr): Use create_tmp_reg.
2553 (gimplify_omp_atomic): Likewise.
2554 (gimple_regimplify_operands): Likewise.
2555 * tree-dfa.c (make_rename_temp): Likewise.
2556 * tree-predcom.c (predcom_tmp_var): Likewise.
2557 (reassociate_to_the_same_stmt): Likewise.
2558 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2559 (get_replaced_param_substitute): Likewise.
2560 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2561 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2562 * tree-ssa-pre.c (get_representative_for): Likewise.
2563 (create_expression_by_pieces): Likewise.
2564 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
2565 (create_tailcall_accumulator): Likewise.
2567 2010-04-19 Martin Jambor <mjambor@suse.cz>
2569 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
2571 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2573 2010-04-19 Richard Guenther <rguenther@suse.de>
2575 PR tree-optimization/43796
2576 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2577 from SCEV in the lattice.
2578 (vrp_visit_phi_node): Dump change.
2580 2010-04-19 Richard Guenther <rguenther@suse.de>
2582 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
2583 * configure: Re-generated.
2585 2010-04-19 Richard Guenther <rguenther@suse.de>
2587 PR tree-optimization/43783
2588 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
2589 constant ARRAY_REF operands two and three if possible.
2591 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
2594 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2596 2010-04-19 Jie Zhang <jie@codesourcery.com>
2599 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2601 2010-04-19 Ira Rosen <irar@il.ibm.com>
2603 PR tree-optimization/37027
2604 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
2605 and macro to access it.
2606 (vectorizable_reduction): Add argument.
2607 (vect_get_slp_defs): Likewise.
2608 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
2609 statements for possible use in SLP.
2610 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
2611 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
2612 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
2614 (vectorizable_reduction): Likewise.
2615 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2617 (vectorizable_type_demotion, vectorizable_type_promotion,
2618 vectorizable_store): Likewise.
2619 (vect_analyze_stmt): Update call to vectorizable_reduction.
2620 (vect_transform_stmt): Likewise.
2621 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2622 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2623 from different interleaving chains in same node.
2624 (vect_slp_rearrange_stmts): New function.
2625 (vect_supported_load_permutation_p): Allow load permutations for
2626 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2627 inside SLP nodes if necessary.
2628 (vect_analyze_slp_instance): Handle reductions.
2629 (vect_analyze_slp): Try to build SLP instances originating from groups
2631 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2632 (vect_get_constant_vectors): Create initial vectors for reductions
2633 according to reduction code. Add new argument.
2634 (vect_get_slp_defs): Add new argument, pass it to
2635 vect_get_constant_vectors.
2636 (vect_schedule_slp_instance): Remove SLP tree root statements.
2638 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2640 * tree.h (ENUM_IS_SCOPED): Define.
2641 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2642 for ENUM_IS_SCOPED enums.
2644 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2646 * fold-const.c (fold_comparison): Use ssizetype.
2647 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2648 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2649 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2650 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2652 * tree.h (initialize_sizetypes): Remove parameter.
2653 (build_common_tree_nodes): Remove second parameter.
2654 * stor-layout.c (initialize_sizetypes): Remove parameter.
2655 Always create an unsigned type.
2656 (set_sizetype): Assert that the passed type is unsigned and simplify.
2657 * tree.c (build_common_tree_nodes): Remove second parameter.
2658 Adjust call to initialize_sizetypes.
2659 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2660 build_common_tree_nodes.
2662 2010-04-18 Matthias Klose <doko@ubuntu.com>
2664 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2666 2010-04-18 Ira Rosen <irar@il.ibm.com>
2668 PR tree-optimization/43771
2669 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2670 load permutation doesn't have gaps.
2672 2010-04-18 Jan Hubicka <jh@suse.cz>
2674 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2675 (sse_prologue_save_insn expander): Use new pattern.
2676 (sse_prologue_save_insn1): New pattern and splitter.
2677 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2679 * i386.c (setup_incoming_varargs_64): Do not compute jump
2681 (ix86_gimplify_va_arg): Update alignment needed.
2682 (ix86_local_alignment): Do not align all local arrays to 128bit.
2684 2010-04-17 Jan Hubicka <jh@suse.cz>
2686 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2688 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2690 * arm.md (negdi2): Remove redundant code to force values into a
2693 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2695 * arm/bpabi.S: Add EABI alignment attributes to objects.
2696 * arm/bpabi-v6m.S: Likewise.
2697 * arm/crti.asm: Likewise.
2698 * arm/crtn.asm: Likewise.
2699 * arm/lib1funcs.asm: Likewise.
2700 * arm/libunwind.S: Likewise.
2702 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2704 * arm-protos.h (tune_params): New structure.
2705 * arm.c (current_tune): New variable.
2706 (arm_constant_limit): Delete.
2707 (struct processors): Add pointer to the tune parameters.
2708 (arm_slowmul_tune): New tuning option.
2709 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
2710 (all_cores): Adjust to pick up the tuning model.
2711 (arm_constant_limit): New function.
2712 (arm_override_options): Select the appropriate tuning model. Delete
2713 initialization of arm_const_limit.
2714 (arm_split_constant): Use the new constant-limit model.
2715 (arm_rtx_costs): Pick up the current tuning model.
2716 * arm.md (is_strongarm, is_xscale): Delete.
2717 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
2718 for Xscale variant architectures.
2719 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
2721 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2723 * config/arm/arm.c (arm_gen_constant): Remove unused variable
2725 (arm_rtx_costs_1): Remove unused variable extra_cost.
2726 (arm_unwind_emit_set): Use variable offset.
2727 (thumb1_output_casesi): Remove unused variable flags.
2729 2010-04-16 Jeff Law <law@redhat.com>
2731 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
2732 needing assignment rather than doing a two-phase assignment. Remove
2733 unused variable 'm'.
2735 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2738 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
2740 2010-04-16 Doug Kwan <dougkwan@google.com>
2742 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
2743 (next_operand_entry_id): New static variable.
2744 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
2745 (add_to_ops_vec): Assigned unique ID to operand entry.
2746 (struct oecount_s): New field ID.
2747 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
2748 (undistribute_ops_list): Assign unique IDs to oecounts.
2749 (init_reassoc): reset next_operand_entry_id.
2751 2010-04-16 Doug Kwan <dougkwan@google.com>
2753 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
2754 missing left parenthesis.
2756 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
2758 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
2759 *btdi_rex64 using SWI48 mode iterator.
2760 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
2761 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
2762 *jcc_btdi_mask_rex64.
2764 2010-04-16 Anatoly Sokolov <aesok@post.ru>
2766 * double-int.h (tree_to_double_int): Convert to macro.
2767 * double-int.c (tree_to_double_int): Remove.
2769 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2772 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
2773 with want_address 2 and in case a single element list might be
2774 possible, call it again with want_address 0.
2776 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2778 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
2779 case 'W' print operands for HI mode.
2780 * config/h8300/h8300.h (Y0, Y2) : New constraints.
2781 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
2782 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
2783 * config/h8300/predicate.md (bit_register_indirect_operand): New.
2785 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
2787 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
2788 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
2789 #xx:3 and #xx:4 mode.
2791 * config/h8300/h8300.md (inverted load with HImode dest): Add
2792 support for H8300SX.
2794 * config/h8300/predicate.md (bit_operand): Allow immediate values that
2795 satisfy 'U' constraint.
2797 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2799 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
2800 * configure: Regenerate.
2801 * config.in: Regenerate.
2802 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
2805 2010-04-16 Richard Guenther <rguenther@suse.de>
2807 * tree.h (struct tree_decl_minimal): Move pt_uid ...
2808 (struct tree_decl_common): ... here.
2809 (DECL_PT_UID): Adjust.
2810 (SET_DECL_PT_UID): Likewise.
2811 (DECL_PT_UID_SET_P): Likewise.
2813 2010-04-16 Richard Guenther <rguenther@suse.de>
2815 PR tree-optimization/43572
2816 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
2817 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
2818 * tree-flow.h (is_call_clobbered): Remove.
2819 * tree-flow-inline.h (is_call_clobbered): Likewise.
2820 * tree-dfa.c (dump_variable): Do not dump call clobber state.
2821 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
2822 (execute_return_slot_opt): Adjust.
2823 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
2824 check for call clobbered vars here.
2825 (find_tail_calls): Move tailcall verification to the
2828 2010-04-16 Diego Novillo <dnovillo@google.com>
2830 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
2832 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2835 * config/arm/arm.md (cbranchqi4): New pattern.
2836 * config/arm/predicates.md (const0_operand,
2837 cbranchqi4_comparison_operator): New predicates.
2839 2010-04-16 Richard Guenther <rguenther@suse.de>
2841 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
2842 (dump_gimple_stmt): Likewise.
2844 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2846 * recog.h (struct recog_data): New field is_operator.
2847 (struct insn_operand_data): New field is_operator.
2848 * recog.c (extract_insn): Set recog_data.is_operator.
2849 * genoutput.c (output_operand_data): Emit code to set the
2851 * reload.c (find_reloads): Use it rather than testing for an
2852 empty constraint string.
2855 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
2856 If the previous insn is a cbranchsi4_insn with the same arguments,
2857 omit the compare instruction.
2859 * config/arm/arm.md (addsi3_cbranch): If destination is a high
2860 register, inputs must be low registers and we need a low register
2861 scratch. Handle alternative 2 like alternative 3.
2863 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2865 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
2866 don't call get_addr on both. If one expression is a VALUE and
2867 the other a REG, check VALUE's locs if the REG isn't among them.
2869 2010-04-16 Christian Bruel <christian.bruel@st.com>
2871 * config/sh/sh.h (sh_frame_pointer_required): New function.
2872 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
2873 (flag_omit_frame_pointer) Set.
2874 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
2875 (rounded_frame_size): Adjust size with outgoing_args_size.
2876 (sh_set_return_address): Must return from stack pointer.
2877 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
2878 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2879 (ACCUMULATE_OUTGOING_ARGS): Define.
2880 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
2881 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
2883 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2886 * config/sh/sh.c (sh_legitimize_reload_address): Use
2887 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
2888 Remove a unneeded check for offset_base.
2890 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
2892 * configure: Regenerated.
2894 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2896 * config/s390/s390.c (s390_call_save_register_used): Switch back
2897 to HARD_REGNO_NREGS.
2899 2010-04-15 Richard Guenther <rguenther@suse.de>
2901 * alias.c (alias_set_subset_of): Handle alias-set zero
2904 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
2905 Julian Brown <julian@codesourcery.com>
2907 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
2908 alternatives according to use of high and low regs.
2909 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
2910 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
2911 optimizing for size on Thumb-2.
2913 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
2915 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
2917 2010-04-15 Richard Guenther <rguenther@suse.de>
2919 * tree-ssa-structalias.c (struct variable_info): Add
2921 (new_var_info): Initialize it.
2922 (dump_constraints): Support printing last added constraints.
2923 (debug_constraints): Adjust.
2924 (dump_constraint_graph): Likewise.
2925 (make_heapvar_for): Check for NULL cfun.
2926 (get_function_part_constraint): New function.
2927 (get_fi_for_callee): Likewise.
2928 (find_func_aliases): Properly implement IPA PTA constraints.
2929 (process_ipa_clobber): New function.
2930 (find_func_clobbers): Likewise.
2931 (insert_into_field_list_sorted): Remove.
2932 (create_function_info_for): Properly allocate vars for IPA mode.
2933 Do not use insert_into_field_list_sorted.
2934 (create_variable_info_for): Properly generate constraints for
2935 global vars in IPA mode.
2936 (dump_solution_for_var): Always dump the solution.
2937 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
2938 (find_what_var_points_to): Adjust.
2939 (pt_solution_set): Change.
2940 (pt_solution_ior_into): New function.
2941 (pt_solution_empty_p): Export.
2942 (pt_solution_includes_global): Adjust.
2943 (pt_solution_includes_1): Likewise.
2944 (pt_solutions_intersect_1): Likewise.
2945 (dump_sa_points_to_info): Check some invariants.
2946 (solve_constraints): Move constraint dumping ...
2947 (compute_points_to_sets): ... here.
2948 (ipa_pta_execute): ... and here.
2949 (compute_may_aliases): Do not re-compute points-to info
2950 locally if IPA info is available.
2951 (ipa_escaped_pt): New global var.
2952 (ipa_pta_execute): Properly implement IPA PTA.
2953 * tree-into-ssa.c (dump_decl_set): Support dumping
2954 decls not in referenced-vars.
2955 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
2956 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
2957 (dump_points_to_solution): Likewise.
2958 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
2959 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
2960 (remap_gimple_stmt): Reset call clobber/use information if necessary.
2961 (copy_decl_to_var): Copy DECL_PT_UID.
2962 (copy_result_decl_to_var): Likewise.
2963 * tree.c (make_node_stat): Initialize DECL_PT_UID.
2964 (copy_node_stat): Copy it.
2965 * tree.h (DECL_PT_UID): New macro.
2966 (SET_DECL_PT_UID): Likewise.
2967 (DECL_PT_UID_SET_P): Likewise.
2968 (struct tree_decl_minimal): Add pt_uid member.
2969 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
2970 (pt_solution_empty_p): Declare.
2971 (pt_solution_set): Adjust.
2972 (ipa_escaped_pt): Declare.
2973 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
2974 * gimple-pretty-print.c (pp_points_to_solution): New function.
2975 (dump_gimple_call): Dump call clobber/use information.
2976 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
2977 * tree-pass.h (TDF_ALIAS): New dump option.
2978 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
2979 * doc/invoke.texi (-fipa-pta): Update documentation.
2981 2010-04-15 Richard Guenther <rguenther@suse.de>
2983 * Makefile.in (OBJS-common): Add gimple-fold.o.
2984 (gimple-fold.o): New rule.
2985 * tree.h (maybe_fold_offset_to_reference,
2986 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
2988 * gimple.h: ... here.
2989 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
2990 may_propagate_address_into_dereference): Move prototypes ...
2991 * gimple.h: ... here.
2992 * tree-ssa-ccp.c (get_symbol_constant_value,
2993 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
2994 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
2995 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
2996 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
2997 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
2998 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
2999 gimplify_and_update_call_from_tree): Move ...
3000 * gimple-fold.c: ... here. New file.
3001 (ccp_fold_builtin): Rename to ...
3002 (gimple_fold_builtin): ... this.
3003 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
3005 2010-04-15 Richard Guenther <rguenther@suse.de>
3007 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
3008 fit_double_type, force_fit_type_double, add_double_with_sign,
3009 neg_double, mul_double_with_sign, lshift_double, rshift_double,
3010 lrotate_double, rrotate_double, div_and_round_double): Move ...
3011 * double-int.c: ... here.
3012 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
3013 add_double, neg_double, mul_double_with_sign, mul_double,
3014 lshift_double, rshift_double, lrotate_double, rrotate_double,
3015 div_and_round_double): Move prototypes ...
3016 * double-int.h: ... here.
3018 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
3021 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
3022 matching constraints to ensure inputs match the output.
3024 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3027 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
3028 in an input-only operand.
3030 2010-04-15 Anatoly Sokolov <aesok@post.ru>
3032 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
3033 (double_int_not, double_int_lshift, double_int_rshift): Declare.
3034 (double_int_negative_p): Convert to static inline function.
3035 * double-int.c (double_int_lshift, double_int_lshift): New functions.
3036 (double_int_negative_p): Remove.
3037 * tree.h (lshift_double, rshift_double):
3038 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
3039 * fold-const.c (fold_convert_const_int_from_real,
3040 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
3041 (lshift_double): Change type of arith argument to bool.
3042 (rshift_double): Change type of arith argument to bool. Correct
3044 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3046 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
3049 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
3050 at the start and end of the then/else blocks, and omit them from the
3052 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
3053 argument; all callers changed. Pass zero to old_insns_match_p instead.
3054 (flow_find_head_matching_sequence): New function.
3055 (old_insns_match_p): Check REG_EH_REGION notes for calls.
3056 * basic-block.h (flow_find_cross_jump,
3057 flow_find_head_matching_sequence): Declare functions.
3059 2010-04-14 Jason Merrill <jason@redhat.com>
3062 * c-common.c (attribute_takes_identifier_p): New fn.
3063 * c-common.h: Declare it.
3065 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3067 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
3069 (*udivmod<mode>4): Ditto.
3071 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3073 * config/i386/i386.md (maxmin_int): Rename code attribute from
3074 maxminiprefix and update all users.
3075 (maxmin_float): Ditto from maxminfprefix.
3076 (logic): Ditto from logicprefix.
3077 (absneg_mnemonic): Ditto from absnegprefix.
3078 * config/i386/mmx.md: Update all users of maxminiprefix,
3079 maxminfprefix and logicprefix for rename.
3080 * config/i386/sse.md: Ditto.
3081 * config/i386/sync.md (sync_<code><mode>): Update for
3084 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
3087 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
3088 warnings converted to errors.
3090 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3092 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
3093 used insn_type variable.
3094 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
3095 to avoid set-but-not-used warning.
3097 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3099 * df-core.c (df_ref_debug): Change format string placeholder
3101 * dwarf2asm.c (dw2_asm_output_data_raw,
3102 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
3103 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
3104 * dwarf2out.c (output_cfi, output_cfi_directive,
3105 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
3106 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
3108 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
3109 * print-rtl.c (print_rtx): Ditto.
3111 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3114 * builtins.c (expand_builtin_pow_root): New function to expand pow
3115 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
3116 series of sqrt and cbrt calls under -ffast-math.
3117 (expand_builtin_pow): Call it.
3119 2010-04-14 Michael Matz <matz@suse.de>
3121 PR tree-optimization/42963
3122 * tree-cfg.c (touched_switch_bbs): New static variable.
3123 (group_case_labels_stmt): New function broken out from ...
3124 (group_case_labels): ... here, use the above.
3125 (start_recording_case_labels): Allocate touched_switch_bbs.
3126 (end_recording_case_labels): Deallocate it, call
3127 group_case_labels_stmt.
3128 (gimple_redirect_edge_and_branch): Remember index of affected BB.
3130 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3132 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
3135 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3137 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
3139 2010-04-13 Jan Hubicka <jh@suse.cz>
3141 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
3142 of optimized out static functions.
3143 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
3144 cost computation. Also sanity check for overflows.
3145 (update_caller_keys): Update cgraph_edge_badness call; properly
3146 update fibheap and sanity check that it is up to date.
3147 (add_new_edges_to_heap): Update cgraph_edge_badness.
3148 (cgraph_decide_inlining_of_small_function): Likewise;
3149 add sanity checking that badness in heap is up to date;
3150 improve dumping of reason; Update badness of calls to the
3151 offline copy of function currently inlined; dump badness
3152 of functions not inlined because of unit growth limits.
3154 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3157 * c-common.c (pointer_int_sum): Disregard overflow that occured only
3158 because of sign-extension change when converting to sizetype here...
3159 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
3161 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
3162 the folding to constants. Remove redundant final conversion.
3163 (fold_binary) <associate>: Do not associate if the re-association of
3164 constants alone overflows.
3165 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
3166 to the end of the list.
3167 (multiple_of_p) <COND_EXPR>: New case.
3169 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
3171 * opt-functions.awk (opt_sanitized_name): New.
3173 * optc-gen.awk: Use it
3174 * opth-gen.awk: Use it.
3176 2010-04-13 Martin Jambor <mjambor@suse.cz>
3178 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
3179 (sra_modify_assign): Delete stmts loading dead data even if racc has no
3180 children. Call replace_uses_with_default_def_ssa_name to handle
3183 2010-04-13 Michael Matz <matz@suse.de>
3186 * builtins.c (expand_builtin_interclass_mathfn): Also create
3187 a register if the predicate doesn't match.
3189 2010-04-13 Diego Novillo <dnovillo@google.com>
3191 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
3192 * c-pch.c: Include timevar.h.
3193 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
3194 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
3195 * ggc-common.c: Include timevar.h.
3196 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
3197 * timevar.def (TV_PCH_SAVE): Define.
3198 (TV_PCH_CPP_SAVE): Define.
3199 (TV_PCH_PTR_REALLOC): Define.
3200 (TV_PCH_PTR_SORT): Define.
3201 (TV_PCH_RESTORE): Define.
3202 (TV_PCH_CPP_RESTORE): Define.
3204 2010-04-13 Michael Matz <matz@suse.de>
3206 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
3208 (can_reassociate_p): New function.
3209 (break_up_subtract_bb, reassociate_bb): Use it.
3211 2010-04-13 Richard Guenther <rguenther@suse.de>
3214 * builtins.c (c_readstr): Fix assert.
3216 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
3218 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
3219 when generating cltd insn.
3221 (*ashl<mode>3_1): Remove special handling for register operand 2.
3222 (*ashlsi3_1_zext): Ditto.
3223 (*ashlhi3_1): Ditto.
3224 (*ashlhi3_1_lea): Ditto.
3225 (*ashlqi3_1): Ditto.
3226 (*ashlqi3_1_lea): Ditto.
3227 (*<shiftrt_insn><mode>3_1): Ditto.
3228 (*<shiftrt_insn>si3_1_zext): Ditto.
3229 (*<shiftrt_insn>qi3_1_slp): Ditto.
3230 (*<rotate_insn><mode>3_1): Ditto.
3231 (*<rotate_insn>si3_1_zext): Ditto.
3232 (*<rotate_insn>qi3_1_slp): Ditto.
3234 2010-04-13 Richard Guenther <rguenther@suse.de>
3236 * tree-ssa-structalias.c (callused_id): Remove.
3237 (call_stmt_vars): New.
3238 (get_call_vi): Likewise.
3239 (lookup_call_use_vi): Likewise.
3240 (lookup_call_clobber_vi): Likewise.
3241 (get_call_use_vi): Likewise.
3242 (get_call_clobber_vi): Likewise.
3243 (make_transitive_closure_constraints): Likewise.
3244 (handle_const_call): Adjust to do per-call call-used handling.
3245 (handle_pure_call): Likewise.
3246 (find_what_var_points_to): Remove general callused handling.
3247 (init_base_vars): Likewise.
3248 (init_alias_vars): Initialize call_stmt_vars.
3249 (compute_points_to_sets): Process call-used and call-clobbered
3250 vars for call statements.
3251 (delete_points_to_sets): Free call_stmt_vars.
3253 2010-04-13 Richard Guenther <rguenther@suse.de>
3255 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3256 Only add RW dependence for dependence distance zero.
3257 Adjust maximal vectorization factor according to dependences.
3258 Move alignment handling ...
3259 (vect_find_same_alignment_drs): ... here. New function.
3260 (vect_analyze_data_ref_dependences): Adjust.
3261 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
3262 (vect_analyze_data_refs): Adjust minimal vectorization factor
3263 according to data references.
3264 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
3265 dependences before determining the vectorization factor.
3266 Analyze alignment after determining the vectorization factor.
3267 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
3268 dependences before alignment.
3269 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
3271 (vect_analyze_data_refs): Likewise.
3272 (MAX_VECTORIZATION_FACTOR): New define.
3274 2010-04-13 Duncan Sands <baldrick@free.fr>
3276 * except.h (lang_eh_type_covers): Remove.
3277 * except.c (lang_eh_type_covers): Likewise.
3279 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3280 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3282 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
3283 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
3284 UNITS_PER_LONG where it is ABI relevant.
3285 (s390_return_addr_rtx): Likewise.
3286 (s390_back_chain_rtx): Likewise.
3287 (s390_frame_area): Likewise.
3288 (s390_frame_info): Likewise.
3289 (s390_initial_elimination_offset): Likewise.
3290 (save_gprs): Likewise.
3291 (s390_emit_prologue): Likewise.
3292 (s390_emit_epilogue): Likewise.
3293 (s390_function_arg_advance): Likewise.
3294 (s390_function_arg): Likewise.
3295 (s390_va_start): Likewise.
3296 (s390_gimplify_va_arg): Likewise.
3297 (s390_function_profiler): Likewise.
3298 (s390_optimize_prologue): Likewise.
3299 (s390_rtx_costs): Likewise.
3300 (s390_secondary_reload): Likewise.
3301 (s390_promote_function_mode): Likewise.
3302 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
3303 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
3304 registers available.
3305 (s390_unwind_word_mode): New function.
3306 (s390_function_value): Split 64 bit values into register pair if
3307 used as return value.
3308 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
3309 function call parameters. Handle parallels.
3310 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
3311 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
3312 (DWARF_CIE_DATA_ALIGNMENT): New macro.
3313 (s390_expand_setmem): Remove unused variable src_addr.
3314 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
3315 deal with 64 bit registers.
3316 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
3317 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
3318 (UNITS_PER_LONG): New macro.
3319 * libjava/include/s390-signal.h: Define extended ucontext
3320 structure containing the upper halfs of the 64 bit registers.
3322 2010-04-13 Simon Baldwin <simonb@google.com>
3324 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
3326 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3328 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
3329 rvalue on the RHS if the LHS is of a non-renamable type.
3330 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
3332 2010-04-13 Matthias Klose <doko@ubuntu.com>
3334 * gcc.c (cc1_options): Handle -iplugindir before processing
3335 the cc1 spec. Only add -iplugindir once.
3336 (cpp_unique_options): Add -iplugindir option if -fplugin* options
3338 * common.opt (iplugindir): Remove `Separate' property, initialize.
3339 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
3341 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
3342 (distclean): Remove plugin dir.
3343 * doc/invoke.texi: Document -iplugindir.
3345 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
3347 * doc/plugins.texi (Loading Plugins): Document short
3348 -fplugin=foo option.
3349 (Plugin API): Mention default_plugin_dir_name function.
3351 * gcc.c (find_file_spec_function): Add new declaration.
3352 (static_spec_func): Use it for "find-file".
3353 (find_file_spec_function): Add new function.
3354 (cc1_options): Add -iplugindir option if -fplugin* options found.
3356 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
3358 * plugin.c (add_new_plugin): Updated comment, and handle short
3360 (default_plugin_dir_name): Added new function.
3362 * common.opt (iplugindir): New option to set the plugin directory.
3364 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
3366 * config/i386/i386.md (any_rotate): New code iterator.
3367 (rotate_insn): New code attribute.
3369 (SWIM124): New mode iterator.
3370 (<rotate_insn>ti3): New expander.
3371 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
3372 any_rotate code iterator.
3373 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
3374 using any_rotate code iterator and SWIM124 mode iterator.
3375 (ix86_rotlti3): New insn_and_split pattern.
3376 (ix86_rotrti3): Ditto.
3377 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
3378 ix86_rotl{di,ti}3 patterns.
3379 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
3380 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
3381 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
3382 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
3383 code iterator and SWI mode iterator.
3384 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
3385 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
3387 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
3388 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
3389 (bswap rotatert splitter): Add splitter.
3390 (bswap splitter): Macroize splitter using any_rotate code iterator.
3391 Add insn predicate to split only for TARGET_USE_XCHGB or when
3392 optimizing function for size.
3394 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3396 * config/pa/pa.c (emit_move_sequence): Remove use of
3397 deleted variable flag_argument_noalias.
3399 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3401 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
3403 Add to unsupported targets list.
3404 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
3405 sparc*-sun-solaris2.[567]* from target lists.
3406 * configure: Regenerate.
3407 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
3409 Remove Solaris 7 patch references.
3410 (Specific, sparc-sun-solaris2.7): Removed.
3411 (sparc-sun-solaris2*): Update Solaris 7 example.
3412 (sparc64-*-solaris2*): Likewise.
3414 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3416 * config.build (alpha*-dec-osf4*): Remove.
3417 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
3418 of obsolete configurations.
3419 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
3421 * config/alpha/t-osf4: Renamed to ...
3422 * config/alpha/t-osf5: ... this.
3423 * config/alpha/osf.h: Renamed to ...
3424 * config/alpha/osf5.h: ... this.
3425 Merged old osf5.h contents.
3427 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
3428 (EXTRA_SPECS): Removed.
3429 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
3430 reflect removal of Tru64 UNIX V4.0/V5.0 support.
3433 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3435 * doc/contrib.texi (Contributors, Rainer Orth): Update.
3437 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
3440 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
3441 __thiscall convention.
3443 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3445 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
3447 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
3449 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3451 * function.c (assign_parms_initialize_all): Add unused attribute
3454 2010-04-12 Richard Guenther <rguenther@suse.de>
3456 * gsstruct.def (GSS_CALL): New.
3457 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
3458 * gimple.h: Include tree-ssa-alias.h.
3459 (struct gimple_statement_call): New.
3460 (union gimple_statement_struct_d): Add gimple_call member.
3461 (gimple_call_reset_alias_info): Declare.
3462 (gimple_call_use_set): New function.
3463 (gimple_call_clobber_set): Likewise.
3464 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
3465 * gimple.c (gimple_call_reset_alias_info): New function.
3466 (gimple_build_call_1): Call it.
3467 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3468 * tree-inline.c (remap_gimple_stmt): Likewise.
3469 (expand_call_inline): Remove callused handling.
3470 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
3471 * tree-dfa.c (dump_variable): Likewise.
3472 * tree-parloops.c (parallelize_loops): Likewise.
3473 * tree-ssa.c (init_tree_ssa): Likewise.
3474 (delete_tree_ssa): Likewise.
3475 * tree-flow-inline.h (is_call_used): Remove.
3476 * tree-flow.h (struct gimple_df): Remove callused member.
3477 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
3478 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
3479 (ref_maybe_used_by_call_p_1): Simplify.
3480 (call_may_clobber_ref_p_1): Likewise.
3481 * tree-ssa-structalias.c (compute_points_to_sets): Set
3482 the call stmt used and clobbered sets.
3483 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
3484 (find_tail_calls): Verify the tail call.
3486 2010-04-12 Richard Guenther <rguenther@suse.de>
3488 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
3489 single-iteration always-inline inlining.
3490 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
3491 (cgraph_decide_inlining): Do not handle always-inline specially.
3492 (try_inline): Remove always-inline cycle detection special case.
3493 Do not recurse on always-inlines.
3494 (cgraph_early_inlining): Do not iterate if not optimizing.
3495 (cgraph_gate_early_inlining): remove.
3496 (pass_early_inline): Run unconditionally.
3497 (gate_cgraph_decide_inlining): New function.
3498 (pass_ipa_inline): Use it. Do not run the IPA inliner if
3499 not inlining or optimizing.
3500 (cgraph_decide_inlining_of_small_functions): Also consider
3501 always-inline functions.
3502 (cgraph_default_inline_p): Return true for nodes which should
3503 disregard inline limits.
3504 (estimate_function_body_sizes): Assume zero size and time for
3505 nodes which are marked as disregarding inline limits.
3506 (cgraph_decide_recursive_inlining): Do not perform recursive
3507 inlining on always-inline nodes.
3509 2010-04-12 Jakub Jelinek <jakub@redhat.com>
3512 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
3513 for exprs satisfying handled_component_p.
3515 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
3517 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
3518 non-constant aggregate elements.
3520 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
3521 is a real initialization.
3523 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
3526 * c-decl.c (start_function): Move forward check for nested function.
3528 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3530 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
3531 * config/sh/sh.c: Include reload.h.
3532 (sh_legitimize_reload_address): New.
3533 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
3534 sh_legitimize_reload_address.
3536 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3538 * config/sh/sh.md (*movqi_pop): New insn pattern.
3539 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
3541 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3543 * config/i386/i386.md (any_shiftrt): New code iterator.
3544 (shiftrt_insn): New code attribute.
3546 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
3547 using any_shiftrt code iterator.
3548 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
3549 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
3550 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
3551 pattern from corresponding peephole2 patterns.
3552 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
3553 using any_shiftrt code iterator.
3554 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
3555 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
3556 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
3557 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
3558 *{ashr,lshr}<mode>3_cmp_zext.
3559 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
3561 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3563 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
3565 (*lshr<mode>3_cconly): Ditto.
3567 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3569 * config/i386/i386.md (lshr<mode>3): Macroize expander from
3570 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3571 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3572 pattern from *lshr{di,ti}3_1 and corresponding splitters using
3574 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3575 from corresponding peephole2 patterns.
3576 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
3577 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
3578 and *lshrdi3_1_rex64 using SWI mode iterator.
3579 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
3580 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
3581 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
3582 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
3583 and *lshrdi3_cmp_rex64 using SWI mode iterator.
3584 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
3585 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
3586 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
3587 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
3590 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
3592 * config/i386/i386.md (ashr<mode>3): Macroize expander from
3593 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3594 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3595 pattern from *ashr{di,ti}3_1 and corresponding splitters using
3597 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3598 from corresponding peephole2 patterns.
3599 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
3600 (ashrsi3_cvt): Rename from ashrsi3_31.
3601 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
3602 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
3603 and x86_64_shift_adj_3 using SWI48 mode iterator.
3604 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
3605 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
3606 and *ashrdi3_1_rex64 using SWI mode iterator.
3607 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
3608 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
3609 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
3610 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
3611 and *ashrdi3_cmp_rex64 using SWI mode iterator.
3612 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
3613 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
3614 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
3615 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
3617 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
3618 * config/i386/i386.c (ix86_split_ashr): Update for renamed
3619 x86_shift<mode>_adj_3 expanders.
3621 2010-04-10 Wei Guozhi <carrot@google.com>
3624 * config/arm/arm.c (arm_pic_static_addr): New function.
3625 (legitimize_pic_address): Call arm_pic_static_addr when it detects
3627 (arm_output_addr_const_extra): Output expression for new pattern.
3628 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
3630 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
3632 * ira-costs.c (record_reg_classes): Ignore alternatives that are
3635 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
3636 * web.c: Include "insn-config.h" and "recog.h".
3637 (union_match_dups): New function.
3638 (web_main): Call it.
3639 (union_defs): Don't try to recognize match_dups.
3641 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
3642 if doing so would replace the entire pattern.
3644 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3648 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
3649 and splitter pattern. Change splitter operand 1 predicate to
3652 2010-04-09 Martin Jambor <mjambor@suse.cz>
3654 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
3655 lattices are addresses of CONST_DECLs with the same initial value.
3656 (ipcp_print_all_lattices): Print values of CONST_DECLs.
3657 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3659 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
3660 Bernd Schmidt <bernds@codesourcery.com>
3662 * loop-invariant.c (replace_uses): New static function.
3663 (move_invariant_reg): Use it to ensure we can replace the uses.
3665 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
3667 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
3669 (picochip_override_options): Enable section anchors only above -O1.
3670 (picochip_reorg): Fixed a couple of build warnings.
3672 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3674 * configure.ac (plugin -rdynamic test): Log result.
3675 * configure: Regenerate.
3676 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
3677 (RDYNAMIC_SPEC): Define.
3678 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
3680 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3682 * configure.ac: Determine Sun ld version numbers.
3683 (comdat_group): Restrict GNU ld version checks to gld.
3684 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
3685 (enable_comdat): Support --enable-comdat.
3686 * configure: Regenerate.
3687 * doc/install.texi (Configuration): Document --enable-comdat.
3689 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3691 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
3692 * config/sol2-gld.h: ... here.
3693 * config.gcc (sparc*-*-solaris2*): Reflect this.
3694 (i[34567]86-*-solaris2*): Use it.
3696 2010-04-09 Steve Ellcey <sje@cup.hp.com>
3698 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
3700 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
3702 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3705 * diagnostic.c (diagnostic_initialize): Initialize
3706 some_warnings_are_errors.
3707 (diagnostic_finish): New.
3708 (diagnostic_action_after_output): Call it before exiting.
3709 (diagnostic_report_diagnostic): Do not print message here. Set
3710 some_warnings_are_errors.
3711 * diagnostic.h (diagnostic_context): Delete
3712 issue_warnings_are_errors_message. Add some_warnings_are_errors.
3713 (diagnostic_finish): Declare.
3714 * toplev.c (toplev_main): Call it before exit.
3716 2010-04-09 Jason Merrill <jason@redhat.com>
3719 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
3720 for incomplete type.
3723 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
3724 based on a warning flag.
3726 2010-04-09 Richard Guenther <rguenther@suse.de>
3728 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
3730 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
3733 * varasm.c (default_assemble_visibility): Wrap vars that are
3734 set, but unused, by targets without GAS.
3735 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
3736 Remove set, but unused, vars.
3737 (rs6000_legitimize_tls_address): Likewise.
3738 (altivec_expand_dst_builtin): Likewise.
3739 * config/darwin.c (machopic_classify_symbol): Likewise.
3740 (machopic_indirection_name): Likewise.
3742 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3744 * config/i386/i386.md (DWI): New mode iterator.
3745 (S): New mode attribute.
3746 (shift_operand): Ditto.
3747 (shift_immediate_operand): Ditto.
3748 (ashl_input_operand): Ditto.
3749 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
3750 using SDWIM mode iterator.
3751 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
3752 pattern from *ashl{di,ti}3_1 and corresponding splitters using
3754 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
3755 from corresponding peephole2 patterns.
3756 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
3757 and x86_64_shift_adj_1 using SWI48 mode iterator.
3758 (x86_shift<mode>_adj_2): Ditto.
3759 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
3760 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
3761 using SWI48 mode iterator.
3762 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
3763 *ashldi3_cmp_rex64 using SWI mode iterator.
3764 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
3765 *ashldi3_cconly_rex64 using SWI mode iterator.
3766 * config/i386/i386.c (ix86_split_ashl): Update for renamed
3767 x86_shift<mode>_adj_{1,2}.
3768 (ix86_split_ashr): Ditto.
3769 (ix86_split_lshr): Ditto.
3771 2010-04-09 Richard Guenther <rguenther@suse.de>
3773 * target.h (builtin_conversion): Pass in input and output types.
3774 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
3775 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
3776 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
3777 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
3779 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
3781 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
3783 2010-04-09 Richard Guenther <rguenther@suse.de>
3786 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
3788 2010-04-09 Richard Guenther <rguenther@suse.de>
3790 * tree-vectorizer.h (struct _stmt_vec_info): Document
3791 that vectype is the type of the LHS.
3792 (supportable_widening_operation, supportable_narrowing_operation):
3793 Get both input and output vector types as arguments.
3794 (vect_is_simple_use_1): Declare.
3795 (get_same_sized_vectype): Likewise.
3796 * tree-vect-loop.c (vect_determine_vectorization_factor):
3797 Set STMT_VINFO_VECTYPE to the vector type of the def.
3798 (vectorizable_reduction): Adjust.
3799 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
3800 Adjust. Specify the output vector type.
3801 (vect_pattern_recog_1): Adjust.
3802 * tree-vect-stmts.c (get_same_sized_vectype): New function.
3803 (vectorizable_call): Adjust.
3804 (vectorizable_conversion): Likewise.
3805 (vectorizable_operation): Likewise.
3806 (vectorizable_type_demotion): Likewise.
3807 (vectorizable_type_promotion): Likewise.
3808 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
3810 (vect_is_simple_use_1): New function.
3811 (supportable_widening_operation): Get both input and output
3813 (supportable_narrowing_operation): Likewise.
3814 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
3816 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
3818 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
3819 __thiscall and _thiscall as predefined macros.
3820 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
3821 thiscall attribute handling.
3822 (ix86_comp_type_attributes): Likewise.
3823 (ix86_function_regparm): Likewise.
3824 (ix86_return_pops_args): Likewise.
3825 (init_cumulative_args): Likewise.
3826 (find_drap_reg): Likewise.
3827 (ix86_static_chain): Likewise.
3828 (x86_this_parameter): Likewise.
3829 (x86_output_mi_thunk): Likewise.
3830 (ix86_attribute_table): Add description for thiscall attribute.
3831 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
3832 * doc/extend.texi: Add documentation for thiscall.
3834 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3837 * c.opt (Wint-to-pointer-cast): Available in C++.
3838 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
3840 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
3842 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
3843 * calls.c (expand_call): Pass the function type to aggregate_value_p.
3844 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
3845 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
3846 function type instead. Reorder and simplify checks.
3848 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
3850 2010-04-08 Jing Yu <jingyu@google.com>
3851 Zdenek Dvorak <ook@ucw.cz>
3853 PR tree-optimization/42720
3854 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
3855 loop unswitch conditions here from ...
3856 (tree_unswitch_single_loop): ... here.
3858 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3860 * tree-if-conv.c: Fix comments and simplify logic.
3862 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3864 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
3865 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
3866 (main_tree_if_conversion): Update call to tree_if_conversion.
3868 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3871 * doc/invoke.texi (-b,-V): Delete.
3872 * doc/tm.texi: Do not mention -b.
3873 * gcc.c (display_help): Delete -b and -V.
3874 (process_command): Delete -b and -V.
3875 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
3877 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
3878 Wolfgang Gellerich <gellerich@de.ibm.com>
3880 Implement target hook for loop unrolling
3881 * target.h (loop_unroll_adjust): Add a new target hook function.
3882 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
3883 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
3884 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
3885 (s390_loop_unroll_adjust): Implement the new target hook for s390.
3886 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
3888 (decide_unroll_stupid): Likewise.
3890 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3893 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
3895 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3897 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
3898 (Specific, *-*-solaris2*): Likewise.
3899 Don't prefer Sun as over GNU as.
3901 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
3903 * config/s390/s390.c (override_options): Adjust the z10
3904 defaults for max-unroll-times, max-completely-peeled-insns
3905 and max-completely-peel-times.
3907 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3909 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
3910 instructions for z10.
3911 (s390_expand_setmem): Likewise.
3912 (s390_expand_cmpmem): Likewise.
3914 2010-04-08 Richard Guenther <rguenther@suse.de>
3916 PR tree-optimization/43679
3917 * tree-ssa-pre.c (eliminate): Only propagate copies.
3919 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3922 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
3923 set but not used variable warning.
3925 2010-04-08 Wei Guozhi <carrot@google.com>
3928 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
3929 (arm_size_rtx_costs): Call the new function when optimized for size.
3931 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3934 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
3935 op0 is not a MEM, just return NULL instead of assertion
3937 (discover_nonconstant_array_refs): Don't walk debug stmts.
3939 2010-04-08 Doug Kwan <dougkwan@google.com>
3941 * configure.ac: Recognize gold and do not use its version number
3942 to test ld features.
3943 * configure: Regenerate.
3945 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
3948 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
3949 (negate_value): Move code to push elements to broken_up_substracts ...
3950 (eliminate_plus_minus_pair): ... here. Push operands that have no
3951 negative pair to plus_negates.
3952 (repropagate_negates, init_reassoc, fini_reassoc): Update.
3954 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3956 * doc/install.texi (Configuration): Move description of
3957 --enable-lto, --with-libelf*, --enable-gold from Java section to
3960 * doc/generic.texi (Working with declarations)
3961 (Function Properties, C and C++ Trees): Fix typos.
3962 * doc/sourcebuild.texi (Top Level): Likewise.
3964 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3967 * tree.h (DECL_READ_P): Define.
3968 (struct tree_decl_common): Add decl_read_flag.
3969 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
3970 a set but not used warning.
3971 (merge_decls): Merge DECL_READ_P flag.
3972 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
3973 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
3974 * c-common.c (handle_used_attribute, handle_unused_attribute):
3976 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
3978 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
3980 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
3981 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
3982 c_parser_binary_expression, c_parser_cast_expression,
3983 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
3984 Call default_function_array_read_conversion instead of
3985 default_function_array_conversion where needed.
3986 (c_parser_unary_expression, c_parser_conditional_expression,
3987 c_parser_postfix_expression_after_primary, c_parser_initelt):
3988 Likewise. Call mark_exp_read where needed.
3989 (c_parser_statement_after_labels, c_parser_asm_operands,
3990 c_parser_typeof_specifier, c_parser_sizeof_expression,
3991 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
3993 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
3995 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
3996 (warn_unused_but_set_parameter): Default to warn_unused
3998 * doc/invoke.texi: Document -Wunused-but-set-variable and
3999 -Wunused-but-set-parameter.
4001 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
4002 used count variable.
4003 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
4004 when operandN variables aren't used in the body of the expander
4006 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
4007 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
4008 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
4009 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
4010 FOR_EACH_IMM_USE_ON_STMT): Likewise.
4011 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
4012 * tree.c (PROCESS_ARG): Likewise.
4014 2010-04-07 Simon Baldwin <simonb@google.com>
4016 * diagnostic.h (diagnostic_override_option_index): New macro to
4017 set a diagnostic's option_index.
4018 * c-tree.h (c_cpp_error): Add warning reason argument.
4019 * opts.c (_warning_as_error_callback): New.
4020 (register_warning_as_error_callback): Store callback for
4021 warnings enabled via enable_warning_as_error.
4022 (enable_warning_as_error): Call callback, minor code tidy.
4023 * opts.h (register_warning_as_error_callback): Declare.
4024 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
4025 response to -Werror=.
4026 (c_common_init_options): Register warning_as_error_callback in opts.c.
4027 * common.opt: Add -Wno-cpp option.
4028 * c-common.c (struct reason_option_codes_t): Map cpp warning
4029 reason codes to gcc option indexes.
4030 * (c_option_controlling_cpp_error): New function, lookup the gcc
4031 option index for a cpp warning reason code.
4032 * (c_cpp_error): Add warning reason argument, call
4033 c_option_controlling_cpp_error for diagnostic_override_option_index.
4034 * doc/invoke.texi: Document -Wno-cpp.
4036 2010-04-07 Richard Guenther <rguenther@suse.de>
4038 * ipa-reference.c (mark_load): Use get_base_address.
4039 (mark_store): Likewise.
4041 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
4042 inserting GIMPLE_NOPs into the IL.
4043 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4044 Explicitly strip handled components and indirect references.
4046 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
4047 folding address expressions.
4048 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
4049 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
4050 operand_equal_p to compare decls.
4051 (ptr_deref_may_alias_decl_p): Likewise.
4052 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
4053 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
4054 Handle reversed comparison ops.
4055 * tree-sra.c (asm_visit_addr): Use get_base_address.
4056 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
4057 * ipa-reference.c (mark_address): Use get_base_address.
4059 2010-04-07 Richard Guenther <rguenther@suse.de>
4061 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
4062 Propagate constants everywhere.
4064 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4067 * tree.c (MAX_INT_CACHED_PREC): Define.
4068 (nonstandard_integer_type_cache): New array.
4069 (build_nonstandard_integer_type): Cache results for precision
4070 <= MAX_INT_CACHED_PREC.
4072 2010-04-07 Richard Guenther <rguenther@suse.de>
4074 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
4075 -fargument-noalias-global, -fargument-noalias-anything): Remove.
4076 * common.opt: Likewise.
4077 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
4078 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
4079 (nonoverlapping_memrefs_p): Likewise.
4080 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
4081 * opts.c (common_handle_option): Handle OPT_fargument_alias,
4082 OPT_fargument_noalias, OPT_fargument_noalias_anything and
4083 OPT_fargument_noalias_global for backward compatibility.
4085 2010-04-07 Richard Guenther <rguenther@suse.de>
4087 PR tree-optimization/43270
4088 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
4089 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
4090 * tree-ssa-pre.c (phi_translate_1): Adjust.
4091 (fully_constant_expression): Split out vn_reference handling to ...
4092 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
4093 Fold reads from constant strings.
4094 (vn_reference_lookup): Handle fully constant references.
4095 (vn_reference_lookup_pieces): Likewise.
4096 * Makefile.in (expmed.o-warn): Add -Wno-error.
4098 2010-04-07 Martin Jambor <mjambor@suse.cz>
4100 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
4102 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
4105 * gcc.c: Add -static-libstdc++ to list of recognized options.
4107 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4109 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
4111 2010-04-07 Richard Guenther <rguenther@suse.de>
4114 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
4115 bases build simple mem attributes to retain points-to information.
4117 2010-04-07 Richard Guenther <rguenther@suse.de>
4120 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
4121 preserve points-to related information.
4123 2010-04-07 Richard Guenther <rguenther@suse.de>
4126 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
4127 discard plain indirect references.
4128 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
4129 * tree.c (tree_nop_conversion): Likewise.
4131 2010-04-07 Dodji Seketeli <dodji@redhat.com>
4134 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
4136 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
4138 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
4139 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
4141 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4143 * tree-if-conv.c: Fix indentation and comments.
4145 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4147 * tree-if-conv.c: Sort static functions in topological order.
4149 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4151 * tree-if-conv.c: Fix indentation and comments.
4153 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4156 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
4157 lang_hooks.types.type_for_size instead of
4158 build_nonstandard_integer_type.
4159 When converting an unsigned type to signed, double its precision.
4160 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
4161 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
4162 (graphite_create_new_loop_guard): When ub + 1 wraps around,
4165 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4168 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
4169 POINTER_PLUS_EXPR for pointer types.
4171 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4174 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
4175 * graphite-clast-to-gimple.c: Include langhooks.h.
4176 (max_signed_precision_type): New.
4177 (max_precision_type): Takes two types as arguments.
4178 (precision_for_value): New.
4179 (precision_for_interval): New.
4180 (gcc_type_for_interval): New.
4181 (gcc_type_for_value): New.
4182 (gcc_type_for_clast_term): New.
4183 (gcc_type_for_clast_red): New.
4184 (gcc_type_for_clast_bin): New.
4185 (gcc_type_for_clast_expr): Split up into several functions.
4186 (gcc_type_for_clast_eq): Rewritten.
4187 (compute_bounds_for_level): New.
4188 (compute_type_for_level_1): New.
4189 (compute_type_for_level): New.
4190 (gcc_type_for_cloog_iv): Removed.
4191 (gcc_type_for_iv_of_clast_loop): Rewritten.
4192 (graphite_create_new_loop): Compute the lower and upper bound types
4193 with gcc_type_for_clast_expr.
4194 (graphite_create_new_loop_guard): Same.
4195 (find_cloog_iv_in_expr): Removed.
4196 (compute_cloog_iv_types_1): Removed.
4197 (compute_cloog_iv_types): Removed.
4198 (gloog): Do not call compute_cloog_iv_types.
4199 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
4201 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
4202 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
4203 (GBB_CLOOG_IV_TYPES): Removed.
4205 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4207 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
4208 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
4209 (detect_commutative_reduction): Same.
4211 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4213 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
4214 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
4216 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
4217 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
4218 (rewrite_commutative_reductions_out_of_ssa): Same.
4219 * passes.c (execute_function_todo): Call verify_ssa for every pass
4220 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
4221 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
4222 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
4223 with an extra argument.
4224 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
4225 verify_ssa only when the extra argument is true.
4226 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
4227 with an extra argument.
4228 (tree_transform_and_unroll_loop): Same.
4230 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4232 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
4233 for all the passes of the LNO having LOOP_CLOSED_SSA.
4234 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
4235 * tree-loop-distribution.c (pass_loop_distribution): Same.
4236 * tree-pass.h (TODO_verify_loops): Removed.
4237 * tree-ssa-loop.c (pass_tree_loop_init): Same.
4239 (pass_tree_unswitch): Same.
4240 (pass_predcom): Same.
4241 (pass_vectorize): Same.
4242 (pass_linear_transform): Same.
4243 (pass_graphite_transforms): Same.
4244 (pass_iv_canon): Same.
4245 (pass_complete_unroll): Same.
4246 (pass_complete_unrolli): Same.
4247 (pass_parallelize_loops): Same.
4248 (pass_loop_prefetch): Same.
4249 (pass_iv_optimize): Same.
4251 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
4254 * passes.c (init_optimization_passes): Move pass_lim before
4255 pass_copy_prop and pass_dce_loop.
4257 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4260 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
4261 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
4262 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
4263 MULTI_* defines for 4 argument vpermil2p* builtins.
4265 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4267 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
4268 * config/i386/i386.c (x86_maybe_negate_const_int): New.
4269 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
4270 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
4271 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
4272 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
4273 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
4274 Use x86_maybe_negate_const_int to output insn mnemonic.
4275 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
4276 check from instruction predicate. Update comments.
4277 * config/i386/sync.md (sync_add<mode>): Use
4278 x86_maybe_negate_const_int to output insn mnemonic.
4280 2010-04-06 Jan Hubicka <jh@suse.cz>
4282 PR tree-optimization/42906
4283 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
4284 IGNORE_SELF argument. Set visited_control_parents for fully
4286 (find_obviously_necessary_stmts): Update call of
4287 mark_control_dependent_edges_necessary.
4288 (propagate_necessity): Likewise. Handle PHI edges more curefully.
4290 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4292 * config/i386/i386.md: Remove comment about 'e' and 'E'
4295 2010-04-06 Richard Guenther <rguenther@suse.de>
4297 PR tree-optimization/43627
4298 * tree-vrp.c (extract_range_from_unary_expr): Widenings
4299 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
4302 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4304 * BASE-VER: Change to 4.6.0.
4307 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
4310 2010-04-06 Richard Guenther <rguenther@suse.de>
4313 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
4315 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4317 * doc/invoke.texi (Optimize Options): Document that LTO
4318 won't remove object access purely due to incompatible
4321 2010-04-04 Matthias Klose <doko@ubuntu.com>
4323 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
4324 Initialize variable.
4326 2010-04-03 Richard Guenther <rguenther@suse.de>
4329 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
4330 require a non-NULL MEM_OFFSET.
4332 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
4334 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
4335 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
4336 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
4337 config/alpha/predicates.md, config/arm/arm.md,
4338 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
4339 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
4340 config/darwin9.h, config/darwin.c, config/darwin.h,
4341 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
4342 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
4343 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
4344 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
4345 config/mips/mips.md, config/mn10300/mn10300.c,
4346 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
4347 config/rs6000/aix.h, config/rs6000/dfp.md,
4348 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
4349 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
4350 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
4351 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
4352 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
4353 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
4354 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
4355 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
4356 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
4357 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
4358 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
4359 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
4360 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
4361 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
4362 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
4363 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
4364 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
4365 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
4366 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
4367 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
4368 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
4369 opt-functions.awk, opth-gen.awk, params.def, passes.c,
4370 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
4371 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
4372 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
4373 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
4374 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
4375 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
4376 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
4377 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
4378 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
4379 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
4380 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
4381 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
4382 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
4383 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
4385 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4388 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
4389 * aclocal.m4: Regenerate.
4391 2010-04-02 Richard Guenther <rguenther@suse.de>
4393 PR tree-optimization/43629
4394 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
4395 if we have seen a constant value.
4397 2010-04-02 Joseph Myers <joseph@codesourcery.com>
4399 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
4401 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
4404 * arm.c (legitimize_tls_address): Adjust call to
4405 gen_tls_load_dot_plus_four.
4406 (arm_note_pic_base): New function.
4407 (arm_cannot_copy_insn_p): Use it.
4408 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
4411 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4416 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4418 * Makefile.in ($(out_object_file)): Depend on
4419 gt-$(basename $(notdir $(out_file))).h.
4421 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
4423 * config.gcc (lm32-*-rtems*): Add t-lm32.
4425 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
4427 * config.gcc: Add lm32-*-rtems*.
4428 * config/lm32/rtems.h: New file.
4430 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
4433 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
4435 2010-04-01 Jakub Jelinek <jakub@redhat.com>
4437 * dwarf2out.c (output_compilation_unit_header): For
4438 -gdwarf-4 use version 4 instead of version 3.
4439 (output_line_info): For version 4 and above emit additional
4440 maximum ops per insn header field.
4441 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
4443 * dwarf2out.c (is_c_family, is_java): Remove.
4444 (lower_bound_default): New function.
4445 (add_bound_info, gen_descr_array_type_die): Use it.
4447 2010-04-01 Dodji Seketeli <dodji@redhat.com>
4450 * dwarf2out.c (gen_variable_die): Allow debug info for variable
4451 re-declaration when it happens in a function.
4453 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
4455 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
4456 (cgraph_remove_function_insertion_hook): Same.
4457 (cgraph_call_function_insertion_hooks): Same.
4459 2010-04-01 Richard Guenther <rguenther@suse.de>
4462 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
4463 and TREE_THIS_VOLATILE.
4464 (copy_ref_info): Likewise.
4465 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
4466 * tree.c (build6_stat): Ignore side-effects of all but arg5
4467 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
4470 2010-04-01 Richard Guenther <rguenther@suse.de>
4472 PR tree-optimization/43607
4473 * ipa-type-escape.c (check_call): Do not access non-existing
4476 2010-04-01 Richard Guenther <rguenther@suse.de>
4480 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4481 Jack Howarth <howarth@bromo.med.uc.edu>
4483 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4486 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4488 * doc/install.texi (Prerequisites): Document libelf usability on
4489 IRIX 5/6 and Solaris 2.
4490 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
4491 Update GNU as, GNU ld requirements.
4492 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
4493 Document Sun Studio compiler download.
4494 Update and simplify as, ld recommendations.
4495 (Specific, *-*-solaris2.7): Note obsoletion, removal.
4497 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4499 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
4500 with_tune_32 to pentium4.
4502 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
4504 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
4506 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4508 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
4509 obsoletion, removal.
4511 Document GNU as requirement.
4512 Update configure requirements.
4513 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
4514 Recomment IRIX 6.5.18+.
4515 Document IDF/IDL requirement.
4516 Document GNU as requirement.
4517 Document GNU ld bootstrap failure.
4518 Remove freeware.sgi.com reference.
4520 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4522 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
4523 UNIX V4.0, V5.0 obsoletion, removal.
4524 Remove --with-gc=simple reference.
4525 Update VM requirements during bootstrap.
4526 Remove -oldas bootstrap description.
4527 Update binutils reference.
4528 Remove comparison failure note.
4530 2010-03-31 Richard Guenther <rguenther@suse.de>
4531 Zdenek Dvorak <ook@ucw.cz>
4532 Sebastian Pop <sebastian.pop@amd.com>
4535 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
4536 with multiple arguments.
4537 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
4539 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4541 * graphite-dependences.c (print_pddr): Call print_pdr with an
4543 * graphite-poly.c (debug_pdr): Add an extra argument for the
4546 (print_pbb_domain): Same.
4548 (print_scop_context): Same.
4550 (print_cloog): Same.
4551 (debug_pbb_domain): Same.
4555 (debug_scop_context): Same.
4557 (debug_cloog): Same.
4558 (print_scop_params): Same.
4559 (debug_scop_params): Same.
4560 (print_iteration_domain): Same.
4561 (print_iteration_domains): Same.
4562 (debug_iteration_domain): Same.
4563 (debug_iteration_domains): Same.
4564 (print_scattering_function): Same.
4565 (print_scattering_functions): Same.
4566 (debug_scattering_function): Same.
4567 (debug_scattering_functions): Same.
4568 * graphite-poly.h (debug_pdr): Update declaration.
4570 (print_pbb_domain): Same.
4572 (print_scop_context): Same.
4574 (print_cloog): Same.
4575 (debug_pbb_domain): Same.
4579 (debug_scop_context): Same.
4581 (debug_cloog): Same.
4582 (print_scop_params): Same.
4583 (debug_scop_params): Same.
4584 (print_iteration_domain): Same.
4585 (print_iteration_domains): Same.
4586 (debug_iteration_domain): Same.
4587 (debug_iteration_domains): Same.
4588 (print_scattering_function): Same.
4589 (print_scattering_functions): Same.
4590 (debug_scattering_function): Same.
4591 (debug_scattering_functions): Same.
4593 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4595 * graphite-poly.c (print_scattering_function_1): New.
4596 (print_scattering_function): Call it.
4597 (print_scop_params): Remove spaces at the end of lines.
4600 * graphite-poly.h (print_cloog): Declared.
4601 (debug_cloog): Declared.
4603 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4605 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
4607 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
4608 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
4609 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
4610 to switch between adding the IV bump in loop->latch or in loop->header.
4612 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4614 * graphite-poly.c (print_scattering_function): Pretty print following
4617 (print_pbb_domain): Same.
4618 (dump_gbb_cases): Same.
4619 (dump_gbb_conditions): Same.
4622 (print_scop_params): Same.
4623 (print_scop_context): Same.
4625 (print_pbb_body): New.
4626 (lst_indent_to): New.
4627 (print_lst): Start new lines with a #.
4628 * graphite-poly.h (pbb_bb): New.
4629 (pbb_index): Use pbb_bb.
4630 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
4632 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
4634 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4636 * dwarf2out.c (size_of_die): For -gdwarf-4 use
4637 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
4638 and 0 instead of 1 for dw_val_class_flag.
4639 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
4640 dw_val_class_range_list, dw_val_class_loc_list,
4641 dw_val_class_lineptr and dw_val_class_macptr, use
4642 DW_FORM_flag_present for dw_val_class_flag and
4643 DW_FORM_exprloc for dw_val_class_loc.
4644 (output_die): For -gdwarf-4 print dw_val_class_loc
4645 size as uleb128 instead of 1 or 2 bytes and don't print
4646 anything for dw_val_class_flag.
4648 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
4649 instead of cselib_lookup following by tweaking locs->setting_insn.
4652 * cselib.c (cselib_process_insn): Clear cselib_current_insn
4653 even before returning from label, setjmp call or volatile asm
4656 2010-03-31 Richard Guenther <rguenther@suse.de>
4659 * cgraphunit.c (cgraph_output_in_order): Do not allocate
4660 temporary data on stack.
4662 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4664 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
4665 (PUSHSECTION_ASM_OP): Remove.
4666 (POPSECTION_ASM_OP): Remove.
4667 (PUSHSECTION_FORMAT): Remove.
4668 * config/sol2.h (PUSHSECTION_FORMAT): Define.
4669 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
4670 * config/sol2.c (solaris_output_init_fini): Use it.
4672 2010-03-31 Jie Zhang <jie@codesourcery.com>
4675 * opt-functions.awk (var_type_struct): Use signed char type
4676 for simple variables.
4678 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4680 * config/sol2.c: Include output.h.
4681 (solaris_assemble_visibility): New function.
4682 * config/t-sol2 (sol2.o): Add output.h dependency.
4683 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
4684 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
4687 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4690 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
4691 V2SImode or XFmode on PRE_DEC.
4694 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
4697 2010-03-31 Jie Zhang <jie@codesourcery.com>
4700 * reload.h (caller_save_initialized_p): Declare.
4701 * toplev.c (backend_init_target): Don't call
4702 init_caller_save but set caller_save_initialized_p to false.
4703 * caller-save.c (caller_save_initialized_p): Define.
4704 (init_caller_save): Check caller_save_initialized_p.
4705 * ira.c (ira): Call init_caller_save if flag_caller_saves.
4707 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4710 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
4711 and soft-fp/t-softfp to tmake_file.
4712 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
4713 (LIBGCC2_TF_CEXT): Define.
4716 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
4719 * cselib.c (n_useless_values): Document handling of debug locs.
4720 (n_useless_debug_values, n_debug_values): New variables.
4721 (new_elt_loc_list): Don't add to debug values, keep count.
4722 (promote_debug_loc): New.
4723 (cselib_reset_table): Zero new variables.
4724 (entry_and_rtx_equal_p): Promote debug locs.
4725 (discard_useless_locs): Increment n_useless_debug_values for
4727 (remove_useless_values): Adjust n_useless_values and n_debug_values
4728 with n_useless_debug_values.
4729 (add_mem_for_addr): Promote debug locs.
4730 (cselib_lookup_mem): Likewise.
4731 (cselib_lookup_addr): Renamed to...
4732 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
4733 (cselib_log_lookup): ... this. Turn into...
4734 (cselib_lookup_addr): ... new wrapper.
4735 (cselib_lookup_from_insn): New.
4736 (cselib_invalidate_regno): Increment n_useless_debug_values for
4738 (cselib_invalidate_mem): Likewise.
4739 (cselib_process_insn): Take n_deleted and n_debug_values into
4740 account to guard remove_useless_value call.
4741 (cselib_finish): Zero n_useless_debug_values.
4742 * cselib.h (cselib_lookup_from_insn): Declare.
4743 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
4744 (sched_analyze_2): Likewise.
4746 2010-03-30 Jakub Jelinek <jakub@redhat.com>
4748 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
4750 (adjust_mems): Replace narrowing SUBREG of expression containing
4751 just PLUS, MINUS, MULT and ASHIFT of registers and constants
4752 with operations in the narrower mode.
4755 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
4756 regs_invalidated_by_call instead all call_used_reg_set registers.
4758 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
4761 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
4762 pointer comparisons with types_compatible_p.
4763 * tree-vect-stmts.c (vectorizable_call): Same.
4764 (vectorizable_condition): Same.
4766 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4768 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
4769 stack check if the mask would be zero.
4771 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4772 Jack Howarth <howarth@bromo.med.uc.edu>
4774 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4777 2010-03-30 Joseph Myers <joseph@codesourcery.com>
4780 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
4782 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
4783 Include ___unordxf2 and ___unordtf2.
4784 * config/i386/libgcc-glibc.ver: Do not define inheritance from
4787 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
4789 * config/lm32/t-lm32: New file.
4790 * config.gcc: Use the above file when targetting lm32.
4792 2010-03-28 Duncan Sands <baldrick@free.fr>
4794 * Makefile.in (PLUGIN_HEADERS): Add except.h.
4796 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4799 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
4800 Improve vectorization cost model diagnostic.
4802 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4805 * tree-vect-data-refs.c (vect_analyze_data_refs): When
4806 compute_data_dependences_for_loop returns false, early exit
4807 and output an extra diagnostic for the failed data reference
4810 2010-03-29 Richard Guenther <rguenther@suse.de>
4812 PR tree-optimization/43560
4813 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
4814 (can_sm_ref_p): Treat stores to readonly locations as trapping.
4816 2010-03-29 Jie Zhang <jie@codesourcery.com>
4819 * toplev.c (process_options): Set optimization_default_node
4820 and optimization_current_node.
4821 * opts.c (decode_options): Don't set optimization_default_node
4822 and optimization_current_node.
4824 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
4826 * config/rtems.h: Abandon -qrtems_debug.
4828 2010-03-28 Jan Hubicka <jh@suse.cz>
4830 PR tree-optimization/43505
4831 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
4832 map should not be copied.
4834 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4837 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
4838 cdtors, set DECL_PRESERVE_P.
4839 * ipa.c (cgraph_externally_visible_p): Return true if declaration
4842 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
4844 PR tree-optimization/43528
4845 * stor-layout.c (place_field): Check that constant fits into
4846 unsigned HWI when skipping calculation of MS bitfield layout.
4848 2010-03-27 Jan Hubicka <jh@suse.cz>
4851 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
4852 notice_global_symbol work.
4854 2010-03-27 Jakub Jelinek <jakub@redhat.com>
4856 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
4857 instead of dwarf2out_decl.
4858 (struct var_loc_node): Remove section_label field.
4859 (dwarf2out_function_decl): New function.
4860 (dwarf2out_var_location): Don't set section_label field.
4861 (dwarf2out_begin_function): Don't empty decl_loc_table here.
4863 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4865 PR tree-optimization/43544
4866 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4867 First argument for builtin vectorized function hook is now a
4868 tree to be able to distinguish between machine specific and
4870 * targhooks.c (default_builtin_vectorized_function): Ditto.
4871 * targhooks.h (default_builtin_vectorized_function): Ditto.
4872 * target.h (struct gcc_target): Ditto.
4873 * tree-vect-stmts.c (vectorizable_function): Ditto.
4874 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
4875 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4878 2010-03-26 Joseph Myers <joseph@codesourcery.com>
4881 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
4882 nested binding iff it is a FUNCTION_DECL.
4883 (store_parm_decls_newstyle): Pass nested=true to bind for
4884 FUNCTION_DECLs amongst parameters.
4886 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4888 * var-tracking.c (vt_expand_loc_callback): Don't run
4889 cselib_expand_value_rtx_cb in dummy mode if
4890 cselib_dummy_expand_value_rtx_cb returned false.
4892 * var-tracking.c (emit_note_insn_var_location): For one part
4893 notes with offset 0, don't add EXPR_LIST around the location.
4894 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
4895 add_location_or_const_value_attribute): Adjust for that change.
4898 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
4899 into first operand and location into second.
4900 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
4901 dw_cfi_oprnd_loc for DW_CFA_expression.
4902 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
4903 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
4904 assume first argument is regnum and second argument is location.
4906 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4909 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
4910 of scratch register to DImode. Split to DImode comparison operator.
4911 Use SImode subreg of scratch register in the multiplication.
4912 (*cmp_sadd_sidi): Ditto.
4913 (*cmp_ssub_si): Ditto.
4914 (*cmp_ssub_sidi): Ditto.
4916 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4919 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
4920 Remove invalid assert and wrong comment.
4922 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4925 * flags.h (final_insns_dump_p): New extern.
4926 * final.c (final_insns_dump_p): New variable.
4927 (rest_of_clean_state): Set it before -fdump-final-insns=
4928 dumping, clear afterwards.
4929 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
4930 MEM_ALIAS_SET on MEMs.
4932 2010-03-26 David S. Miller <davem@davemloft.net>
4934 * configure.ac: Fix sparc GOTDATA_OP bug check.
4935 * configure: Rebuild.
4937 2010-03-26 Alan Modra <amodra@gmail.com>
4939 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
4941 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4943 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
4944 TLS_SECTION_ASM_FLAG.
4946 2010-03-25 Jakub Jelinek <jakub@redhat.com>
4949 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
4950 Clear first_function_block_is_cold.
4953 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
4954 argument if the argument is truth_value_p.
4956 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4958 * config/rs6000/constraints.md: Update copyright year for my changes.
4961 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
4962 used in reg+reg addressing, swap registers.
4964 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4967 * target.h (struct gcc_target): Add code_end hook.
4968 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
4970 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
4971 * toplev.c (compile_file): Call targetm.asm_out.code_end
4972 hook before unwind info/debug info output.
4973 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
4974 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
4975 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4976 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
4977 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4978 * config/i386/i386.c (ix86_file_end): Renamed to...
4979 (ix86_code_end): ... this. Make static. Don't call
4980 file_end_indicate_exec_stack. Emit unwind info using
4981 final_start_function/final_end_function.
4982 (darwin_x86_file_end): Remove.
4983 (TARGET_ASM_CODE_END): Define.
4984 * config/i386/i386.h (TARGET_ASM_FILE_END,
4985 NEED_INDICATE_EXEC_STACK): Don't define.
4986 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
4987 (TARGET_ASM_FILE_END): Define to darwin_file_end.
4988 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
4989 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
4992 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
4993 at the beginning and final_end_function at the end.
4994 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
4996 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4998 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
4999 and Sun as TLS syntax.
5000 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
5001 * configure: Regenerate.
5002 * config.in: Regenerate.
5003 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
5004 (default_elf_asm_named_section): Use it.
5005 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
5006 (i386_output_dwarf_dtprel): Likewise.
5007 (output_addr_const_extra): Likewise.
5008 (output_pic_addr_const): Lowercase @GOTTPOFF.
5009 (output_addr_const_extra): Likewise.
5010 (output_pic_addr_const): Lowercase @GOTNTPOFF.
5011 (output_addr_const_extra): Likewise.
5012 (output_pic_addr_const): Lowercase @INDNTPOFF.
5013 (output_addr_const_extra): Likewise.
5014 (output_pic_addr_const): Lowercase @NTPOFF.
5015 (output_addr_const_extra): Likewise.
5016 (output_pic_addr_const): Lowercase @TPOFF.
5017 (output_addr_const_extra): Likewise.
5018 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
5019 (*tls_global_dynamic_64): Likewise.
5020 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
5021 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
5023 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
5024 (ASM_OUTPUT_TLS_COMMON): Use it.
5025 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
5028 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
5029 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
5030 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
5031 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
5032 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5033 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
5035 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5037 * config/i386/i386.c (override_options): Don't accept
5038 -mtls-dialect=sun any longer.
5039 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
5040 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
5041 (*tls_local_dynamic_base_32_sun): Likewise.
5042 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5044 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5047 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5048 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
5051 * ira.c (adjust_cleared_regs): New function.
5052 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
5056 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
5058 * expr.c (expand_expr_real): Restore previous
5059 curr_insn_source_location and curr_insn_block after
5060 expand_expr_real_1 call.
5061 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
5062 instead of expand_expr_real_1.
5064 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
5066 PR rtl-optimization/43413
5067 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
5070 2010-03-22 James E. Wilson <wilson@codesourcery.com>
5073 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
5074 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
5076 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
5078 * config/i386/i386.c (ix86_target_string): Add -mfma.
5079 Fix a typo in comment.
5081 2010-03-22 Mike Stump <mikestump@comcast.net>
5084 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
5085 Don't overly align based upon packed packed fields.
5087 2010-03-22 Jason Merrill <jason@redhat.com>
5089 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
5090 Use () rather than [], and move before the element type.
5092 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5094 * doc/configfiles.texi (Configuration Files): Removed
5095 fixinc/Makefile*, intl/Makefile.*.
5096 * doc/makefile.texi: Fixed markup. Abstract from version
5097 control system used.
5098 (Makefile): Removed obsolete gcc/java/parse.y example.
5099 * doc/sourcebuild.texi: Likewise.
5100 (Top Level): Added config, gnattools, libdecnumber, libgcc,
5101 libgomp, libssp. Removed fastjar.
5102 (Miscellaneous Docs): Clarify location.
5103 Added COPYING3, COPYING3.LIB.
5104 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
5106 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5109 * config/i386/i386.c (x86_function_profiler)
5110 [!NO_PROFILE_COUNTERS]: Fix typo.
5111 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
5114 2010-03-22 Janis Johnson <janis187@us.ibm.com>
5115 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5117 * doc/sourcebuild.texi (Test Directives): Split into six
5118 subsections, with most of the current text in new subsections
5119 Directives, Selectors, and Final Actions.
5120 (Directives): Split list of test directives into multiple
5122 (Selectors): Describe use and syntax of selectors.
5123 (Effective-Target Keywords): Describe all existing keywords.
5124 (Add Options): Describe features for dg-add-options.
5125 (Require Support): Describe variants of dg-require-support.
5126 (Final Actions): Describe commands to use in dg-final.
5128 2010-03-22 Michael Matz <matz@suse.de>
5131 * recog.c (validate_replace_rtx_group): Replace also in
5132 REG_EQUAL and REG_EQUIV notes.
5134 2010-03-22 Richard Guenther <rguenther@suse.de>
5136 PR tree-optimization/43390
5137 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
5138 sure vector extracts are type correct.
5140 2010-03-22 Richard Guenther <rguenther@suse.de>
5143 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
5144 x * sqrt (x) even when optimizing for size if the target
5145 has native support for sqrt.
5147 2010-03-22 Jakub Jelinek <jakub@redhat.com>
5149 * varasm.c (make_decl_rtl_for_debug): Also clear
5150 flag_mudflap for the duration of make_decl_rtl call.
5153 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
5154 locs from preserved VALUEs.
5156 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5159 * pa.md (movmemsi): Set align to one if zero.
5160 (movmemdi): Likewise.
5162 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
5165 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
5166 with their corresponding prologue pushes.
5168 2010-03-20 Andrew Pinski <pinskia@gmail.com>
5171 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
5172 at the begining or end.
5173 (spu_expand_epilogue): Likewise.
5175 2010-03-20 Richard Guenther <rguenther@suse.de>
5177 PR rtl-optimization/43438
5178 * combine.c (make_extraction): Properly zero-/sign-extend an
5179 extraction of the low part of a CONST_INT. Also handle
5182 2010-03-19 Mike Stump <mikestump@comcast.net>
5184 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
5185 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
5186 (override_options): Use SUBTARGET32_DEFAULT_CPU.
5188 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5191 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
5194 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
5196 PR rtl-optimization/42258
5197 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
5198 use that may match DEF.
5201 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
5202 the cost of loading the constant rather than assuming
5204 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
5205 outer code is AND, do the same tests as the andsi3 expander and
5206 return COSTS_N_INSNS (1) if and is cheap.
5208 * optabs.c (avoid_expensive_constant): Fix formatting.
5210 2010-03-19 Michael Matz <matz@suse.de>
5213 * attribs.c (decl_attributes): When rebuilding a function pointer
5214 type use the same qualifiers as the original pointer type.
5216 2010-03-19 Martin Jambor <mjambor@suse.cz>
5218 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
5219 and is_gimple_ip_invariant_address.
5221 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5224 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5226 * config/arm/arm.c (arm_override_options): Turn off
5227 flag_dwarf2_cfi_asm for AAPCS variants.
5229 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5232 * config/arm/arm.c (emit_multi_reg_push): Update comments.
5233 Use PRE_MODIFY instead of PRE_DEC.
5234 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
5235 (vfp_emit_fstmd): Likewise.
5237 2010-03-19 Michael Matz <matz@suse.de>
5240 * builtins.c (expand_builtin_interclass_mathfn,
5241 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
5244 2010-03-19 Richard Guenther <rguenther@suse.de>
5246 PR tree-optimization/43415
5247 * tree-ssa-pre.c (phi_translate): Split out worker to ...
5248 (phi_translate_1): ... this.
5249 (phi_translate): Move all caching here. Cache all NARY
5250 and REFERENCE translations.
5252 2010-03-19 David S. Miller <davem@davemloft.net>
5254 With help from Eric Botcazou.
5255 * config/sparc/sparc.c: Include dwarf2out.h.
5256 (emit_pic_helper): Delete.
5257 (pic_helper_symbol_name): Delete.
5258 (pic_helper_emitted_p): Delete.
5259 (pic_helper_needed): New.
5260 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
5261 (get_pc_thunk_name): New.
5262 (load_pic_register): Remove 'delay_pic_helper' arg. Use
5263 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
5264 Set pic_helper_needed to true. Don't call emit_pic_helper.
5265 (sparc_expand_prologue): Update load_pic_register call.
5266 (sparc_output_mi_thunk): Likewise.
5267 (sparc_file_end): Emit a hidden comdat symbol for the PIC
5268 thunk if possible. Output CFI information as needed.
5270 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5271 Jack Howarth <howarth@bromo.med.uc.edu>
5274 * config/i386/i386.h: Fix ABI on darwin x86-32.
5276 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
5278 * tree.h: Declare make_decl_rtl_for_debug.
5279 * varasm.c (make_decl_rtl_for_debug): New.
5280 * dwarf2out.c (rtl_for_decl_location): Call it.
5281 * cfgexpand.c (expand_debug_expr): Call it.
5283 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5286 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
5290 * var-tracking.c (vt_init_cfa_base): Do nothing if
5291 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
5293 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
5296 * var-tracking.c (canonicalize_vars_star): New.
5297 (dataflow_post_merge_adjust): Use it.
5299 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5302 * var-tracking.c (non_suitable_const): New function.
5303 (add_uses): For DEBUG_INSNs with constants, don't record any
5304 value, instead just the constant value itself.
5305 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
5306 is not VAR_LOC_UNKNOWN_P, set var to the constant.
5307 (emit_notes_in_bb): Likewise.
5308 (emit_note_insn_var_location): For onepart variables if
5309 cur_loc is a VOIDmode constant, use DECL_MODE.
5311 2010-03-18 Martin Jambor <mjambor@suse.cz>
5314 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
5315 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
5316 all non-clones. Moved call redirection...
5317 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
5318 (cgraph_materialize_all_clones): Dispose of all
5319 combined_args_to_skip bitmaps.
5320 (verify_cgraph_node): Do not check for edges pointing to wrong
5321 nodes in inline clones.
5322 * tree-inline.c (copy_bb): Call
5323 cgraph_redirect_edge_call_stmt_to_callee.
5324 * ipa.c (cgraph_remove_unreachable_nodes): Call
5325 cgraph_node_remove_callees even when there are used clones.
5327 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5329 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
5331 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5334 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
5337 2010-03-18 Michael Matz <matz@suse.de>
5340 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
5341 into sqrt(x) if we need to preserve signed zeros.
5343 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
5344 Eric Botcazou <ebotcazou@adacore.com>
5346 PR rtl-optimization/43360
5347 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
5348 note if we don't know its invariant status.
5350 2010-03-18 Michael Matz <matz@suse.de>
5352 PR tree-optimization/43402
5353 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
5354 PHI chains of ssa names registered for update.
5356 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
5359 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
5360 non-offsettable and pre_modify update addressing.
5361 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
5362 and "2" alternatives "#".
5363 (*movdd_softfloat32): Make all alternatives "#";
5364 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
5365 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
5366 (*movdf_softfloat32): Make all alternatives "#";
5367 (movdi): Use the new DIFD mode iterator to create a common splitter
5368 for movdi, movdf and movdd patterns.
5370 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
5372 * common.opt (dumpdir): Remove redundant tab.
5374 2010-03-17 Martin Jambor <mjambor@suse.cz>
5376 PR tree-optimization/43347
5377 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
5378 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
5380 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
5382 PR rtl-optimization/42216
5383 * regrename.c (create_new_chain): New function, broken out from...
5384 (scan_rtx_reg): ... here. Call it. Handle the case where we are
5385 appending a use to an empty chain.
5386 (build_def_use): Remove previous changes that convert OP_INOUT to
5387 OP_OUT operands; instead detect the case where an OP_INOUT operand
5388 uses a previously untracked register and create an empty chain for it.
5390 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5392 * doc/extend.texi (Function Attributes): Rewrite unfinished
5393 sentence in ms_abi documentation.
5395 2010-03-17 Alan Modra <amodra@gmail.com>
5397 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
5398 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
5399 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
5400 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
5402 2010-03-16 Richard Henderson <rth@redhat.com>
5405 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
5406 (lower_try_finally): Save and restore eh_seq around the expansion
5409 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5411 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
5412 statements before splitting block.
5414 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5416 * doc/sourcebuild.texi (Testsuites): Fix markup.
5417 Use pathnames relative to gcc/testsuite.
5418 (Test Directives): Move description of how timeout is determined.
5419 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
5420 (C Tests): Correct gcc.misc-tests directory.
5421 Framework tests now live in gcc.test-framework.
5423 2010-03-16 Richard Guenther <rguenther@suse.de>
5426 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
5427 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
5429 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5430 Alexandre Oliva <aoliva@redhat.com>
5432 PR tree-optimization/42917
5433 * lambda-code.c (remove_iv): Skip debug statements.
5434 (lambda_loopnest_to_gcc_loopnest): Likewise.
5435 (not_interesting_stmt): Debug statements are not interesting.
5437 2010-03-16 Jakub Jelinek <jakub@redhat.com>
5441 * cselib.c (cselib_preserve_constants,
5442 cfa_base_preserved_val): New static variables.
5443 (preserve_only_constants): New function.
5444 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
5445 clear its REG_VALUES. If cselib_preserve_constants, don't
5446 empty the whole hash table, but preserve there VALUEs with constants,
5447 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
5448 (cselib_preserve_cfa_base_value): New function.
5449 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
5450 (cselib_init): Change argument to int bitfield. Set
5451 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
5453 (cselib_finish): Clear cselib_preserve_constants and
5454 cfa_base_preserved_val.
5455 * cselib.h (enum cselib_record_what): New enum.
5456 (cselib_init): Change argument to int.
5457 (cselib_preserve_cfa_base_value): New prototype.
5458 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
5459 * dse.c (dse_step1): Likewise.
5460 * cfgcleanup.c (thread_jump): Likewise.
5461 * sched-deps.c (sched_analyze): Likewise.
5462 * gcse.c (local_cprop_pass): Likewise.
5463 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
5464 If FN is non-NULL, call the callback always and whenever it returns
5465 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
5466 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
5467 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
5468 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
5469 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
5470 * var-tracking.c: Include recog.h.
5471 (bb_stack_adjust_offset): Remove.
5472 (vt_stack_adjustments): Don't call it, instead just gather the
5473 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
5474 (adjust_stack_reference): Remove.
5475 (compute_cfa_pointer): New function.
5476 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
5477 (struct adjust_mem_data): New type.
5478 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
5480 (get_address_mode): New function.
5481 (replace_expr_with_values): Use it.
5482 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
5483 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
5484 (adjust_sets): Remove.
5485 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
5486 Use get_address_mode.
5487 (get_adjusted_src): Remove.
5488 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
5489 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
5490 (add_with_sets): Don't call adjust_sets.
5491 (fp_setter, vt_init_cfa_base): New functions.
5492 (vt_initialize): Change return type to bool. Move most of pool etc.
5493 initialization to the beginning of the function from end. Pass
5494 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
5495 If !frame_pointer_needed, call vt_stack_adjustment before mos
5496 vector is filled, call vt_init_cfa_base if argp/framep has been
5497 eliminated to sp. If frame_pointer_needed and argp/framep has
5498 been eliminated to hard frame pointer, set
5499 hard_frame_pointer_adjustment and call vt_init_cfa_base after
5500 encountering fp setter in the prologue. For MO_ADJUST, call
5501 log_op_type before pusing the op into mos vector, not afterwards.
5502 Call adjust_insn before cselib_process_insn/add_with_sets,
5503 call cancel_changes (0) afterwards.
5504 (variable_tracking_main_1): Adjust for vt_initialize calling
5505 vt_stack_adjustments and returning whether it succeeded or not.
5507 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
5509 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
5512 2010-03-15 Jakub Jelinek <jakub@redhat.com>
5514 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
5516 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
5517 drap_reg has not been set.
5519 2010-03-15 Michael Matz <matz@suse.de>
5522 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
5523 use it to expand block copies.
5524 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
5525 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
5526 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
5528 2010-03-15 Richard Guenther <rguenther@suse.de>
5530 PR tree-optimization/43367
5531 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
5534 2010-03-15 Richard Guenther <rguenther@suse.de>
5536 PR tree-optimization/43317
5537 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
5539 2010-03-15 Martin Jambor <mjambor@suse.cz>
5541 PR tree-optimization/43141
5542 * tree-sra.c (create_abstract_origin): New function.
5543 (modify_function): Call create_abstract_origin.
5545 2010-03-15 Chris Demetriou <cgd@google.com>
5547 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
5550 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5553 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
5554 call insert_out_of_ssa_copy for default definitions.
5556 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5558 * graphite-clast-to-gimple.c (my_long_long): Defined.
5559 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
5560 * graphite-sese-to-poly.c (my_long_long): Defined.
5561 (scop_ivs_can_be_represented): Use it.
5563 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5565 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
5566 graphite-max-bbs-per-function, and loop-block-tile-size.
5567 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
5569 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
5571 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5573 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
5574 forward declaration.
5575 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
5576 (add_upper_bounds_from_estimated_nit): New.
5577 (build_loop_iteration_domains): Use it.
5579 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5581 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
5583 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5586 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
5587 should be an INTEGER_CST. Also handle CASE_CONVERT.
5589 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5591 * graphite.c (graphite_initialize): To bound the number of bbs per
5592 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
5593 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
5594 * doc/invoke.texi: Document it.
5596 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5598 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
5599 * graphite-sese-to-poly.h (build_poly_scop): Same.
5601 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5603 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
5604 the number of parameters in the scop. Use as an upper bound
5605 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
5606 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
5607 * doc/invoke.texi: Document it.
5609 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
5611 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
5612 * doc/c-tree.texi: Remove.
5613 * doc/generic.texi: Merge c-tree.texi here.
5614 * doc/gccint.texi (Trees): Remove menu entry.
5615 (c-tree.texi): Remove @include.
5616 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
5617 * doc/languages.texi (Reading RTL): Ditto.
5619 2010-03-12 Steve Ellcey <sje@cup.hp.com>
5622 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
5624 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5627 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
5628 code added to work around reload clobbering CONST insns.
5630 2010-03-12 Jakub Jelinek <jakub@redhat.com>
5632 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
5633 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
5634 (cselib_preserve_only_values): Remove retain argument, don't
5635 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
5636 * cselib.h (cselib_preserve_only_values): Remove retain argument.
5637 * var-tracking.c (micro_operation): Move insn field before union.
5638 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
5639 (struct variable_tracking_info_def): Remove n_mos field, change
5640 mos into a vector of micro_operations.
5641 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
5642 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
5643 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
5644 changing into a vector.
5645 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
5646 come before all other uops generated by add_stores.
5647 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
5649 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
5650 a vector. Run just one pass over the bbs instead of separate counting
5651 and computation phase.
5652 (vt_finalize): Free VTI (bb)->mos vector instead of array.
5655 * tree-inline.c (remap_decls): Put old_var rather than origin_var
5656 into *nonlocalized_list vector.
5657 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
5658 even if origin is non-NULL.
5659 (gen_variable_die): Likewise.
5660 (process_scope_var): Don't change origin.
5661 (gen_decl_die): Likewise.
5662 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
5663 before adding new edges instead of after it, fix moving over
5666 2010-03-11 David S. Miller <davem@davemloft.net>
5668 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
5670 * configure: Rebuild.
5672 2010-03-11 Martin Jambor <mjambor@suse.cz>
5674 PR tree-optimization/43257
5675 * tree.c (assign_assembler_name_if_neeeded): New function.
5676 (free_lang_data_in_cgraph): Assembler name assignment moved to the
5678 * tree.h (assign_assembler_name_if_neeeded): Declare.
5679 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
5680 the function if needed.
5682 2010-03-11 Chris Demetriou <cgd@google.com>
5684 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
5685 include/stdint-gcc.h, and include/stdint.h world-readable.
5687 2010-03-11 Richard Guenther <rguenther@suse.de>
5689 PR tree-optimization/43255
5690 * tree-vrp.c (process_assert_insertions_for): Do not insert
5691 asserts for trivial conditions.
5693 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5695 PR tree-optimization/43280
5696 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
5697 generation. Move calculation of size out of the if branch.
5698 (find_bswap): Modify compare number generation.
5700 2010-03-11 Richard Guenther <rguenther@suse.de>
5703 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
5704 (input_gimple_stmt): Fixup handled component types during
5705 operand read. Also fix up decls in ADDR_EXPRs.
5707 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
5709 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
5710 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
5712 2010-03-10 Jan Hubicka <jh@suse.cz>
5715 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
5716 * varasm.c (get_variable_section): Don't do that here...
5717 (make_decl_rtl): ... and here.
5718 (do_assemble_alias): Produce decl RTL.
5719 (assemble_alias): Likewise.
5721 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5724 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
5725 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
5727 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
5728 (based_loc_descr): Only express drap or vdrap regno based expressions
5729 using DW_OP_fbreg when not optimizing.
5730 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
5731 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
5732 REG_CFA_SET_VDRAP note.
5734 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
5736 PR tree-optimization/43236
5737 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
5738 error in calculation of base address in reverse iteration case.
5739 (generate_builtin): Take number of latch executions if the statement
5742 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
5745 * tree-eh.c: Include pointer-set.h.
5746 (lower_eh_dispatch): Filter out duplicate case labels and
5747 remove the unneeded edge when the label is unused. Return
5748 true when some edges are removed.
5749 (execute_lower_eh_dispatch): When any lowering resulted in
5750 removing an edge, also delete unreachable blocks.
5752 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5755 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
5756 UNSPEC_MACHOPIC_OFFSET.
5758 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
5761 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5762 (m68k_delegitimize_address): New function.
5764 2010-03-09 Jakub Jelinek <jakub@redhat.com>
5767 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
5770 * var-tracking.c (adjust_sets): New function.
5771 (count_with_sets, add_with_sets): Use it.
5772 (get_adjusted_src): New inline function.
5773 (add_stores): Use it.
5776 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
5777 call cselib_dummy_expand_value_rtx_cb instead of
5778 cselib_expand_value_rtx_cb.
5781 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
5782 * config/i386/i386.c: Include debug.h and dwarf2out.h.
5783 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
5784 and .cfi_endproc around the pic thunks.
5785 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
5786 all queued unwind info register saves are saved before the call.
5787 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
5788 considered as sp-=4 for unwind info and the pop as sp+=4 which
5789 also clobbers dest, but doesn't actually restore it.
5792 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
5793 RTX_FRAME_RELATED_P.
5795 2010-03-09 Jie Zhang <jie@codesourcery.com>
5797 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
5798 whitespaces in output template.
5800 2010-03-09 Jie Zhang <jie@codesourcery.com>
5802 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
5805 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5807 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
5808 builtins.exp in a separate job.
5810 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5812 * graphite-sese-to-poly.c (add_param_constraints): Use
5813 lower_bound_in_type and upper_bound_in_type.
5815 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5817 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
5818 instead of unsigned_type_node.
5820 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5821 Reza Yazdani <reza.yazdani@amd.com>
5824 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
5825 on pointer type parameters.
5827 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5831 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
5832 handle conversions from pointer to integers.
5833 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
5834 induction variable, to be able to work with code generated by CLooG.
5835 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
5836 (build_poly_scop): Bail out if we cannot codegen a loop.
5838 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5840 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
5841 code generation with gloog_error.
5843 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5845 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
5846 Call fold_convert on all the returned values.
5847 (expand_scalar_variables_expr): Pass to
5848 expand_scalar_variables_ssa_name the type of the resulting expression.
5850 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5852 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
5853 ppl_min_for_le_pointset.
5854 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
5855 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
5857 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5859 * graphite-dependences.c (map_into_dep_poly): Removed.
5860 (dependence_polyhedron_1): Use combine_context_id_scat.
5862 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5864 * graphite-poly.h (struct poly_scattering): Add layout documentation.
5865 (struct poly_bb): Same.
5866 (combine_context_id_scat): New.
5868 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5871 * sese.c (name_defined_in_loop_p): Return false for default
5874 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5876 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
5877 and clean up the logic.
5879 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5881 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
5884 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5886 * var-tracking.c (remove_cselib_value_chains): Define only for
5888 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
5889 delete_slot_part, emit_notes_for_differences_1): Don't call
5890 remove_cselib_value_chains here.
5891 (set_slot_part, emit_notes_for_differences_2): Don't call
5892 add_cselib_value_chains here.
5893 (preserved_values): New vector.
5894 (preserve_value): New function.
5895 (add_uses, add_stores, vt_add_function_parameters): Use it
5896 instead of cselib_preserve_value.
5897 (changed_values_stack): New vector.
5898 (check_changed_vars_0): New function.
5899 (check_changed_vars_1, check_changed_vars_2): Use it.
5900 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
5901 changed_values_stack VALUEs.
5902 (vt_emit_notes): For all preserved_values call
5903 add_cselib_value_chains. If ENABLE_CHECKING call
5904 remove_cselib_value_chains before verifying value_chains is empty.
5905 Initialize and free changed_values_stack.
5906 (vt_initialize): Initialize preserved_values.
5907 (vt_finalize): Free preserved_values.
5909 2010-03-08 Richard Guenther <rguenther@suse.de>
5911 PR tree-optimization/43269
5912 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
5915 2010-03-08 Martin Jambor <mjambor@suse.cz>
5917 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
5918 (ipa_is_param_called): Removed.
5919 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
5920 (ipa_print_node_params): Do not print the called flag.
5921 (ipa_write_node_info): Do not stream the called flag.
5922 (ipa_read_node_info): Likewise.
5924 2010-03-07 Jakub Jelinek <jakub@redhat.com>
5927 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
5928 * cselib.c (struct expand_value_data): Add dummy field.
5929 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
5931 (cselib_dummy_expand_value_rtx_cb): New function.
5932 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
5934 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
5935 * var-tracking.c: Include pointer-set.h.
5936 (variable): Change n_var_parts to char from int. Add
5937 cur_loc_changed and in_changed_variables fields.
5938 (variable_canonicalize): Remove.
5939 (shared_var_p): New inline function.
5940 (unshare_variable): Maintain cur_loc_changed and
5941 in_changed_variables fields. If var was in changed_variables,
5942 replace it there with new_var. Just copy cur_loc instead of
5943 resetting it to something else.
5944 (variable_union): Don't recompute cur_loc. Use shared_var_p.
5945 (dataflow_set_union): Don't call variable_canonicalize.
5946 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
5947 of their DEBUG_EXPR_TREE_DECLs.
5948 (canonicalize_loc_order_check): Verify that cur_loc is NULL
5949 and in_changed_variables and cur_loc_changed is false.
5950 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
5951 and cur_loc_changed. Don't update cur_loc here.
5952 (variable_merge_over_src): Don't call variable_canonicalize.
5953 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
5954 removing loc that is equal to cur_loc, clear cur_loc,
5955 set cur_loc_changed and ensure variable_was_changed is called.
5956 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
5957 compare pointers in cur_loc check, if it is equal to loc,
5958 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
5959 (variable_different_p): Remove compare_current_location argument,
5960 don't compare cur_loc.
5961 (dataflow_set_different_1): Adjust variable_different_p caller.
5962 (variable_was_changed): If dv had some var in changed_variables
5963 already, reset in_changed_variables flag for it and propagate
5964 cur_loc_changed over to the new variable. On empty var
5965 always set cur_loc_changed. Set in_changed_variables on whatever
5966 var is added to changed_variables.
5967 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
5968 Use shared_var_p. When removing loc that is equal to cur_loc,
5969 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
5970 end, don't set it to something else, just call variable_was_changed.
5971 (delete_slot_part): Use shared_var_p. When cur_loc equals to
5972 loc being removed, clear cur_loc and set cur_loc_changed.
5973 Set cur_loc_changed if all locations have been removed.
5974 (struct expand_loc_callback_data): New type.
5975 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
5976 allocated. Always create SUBREGs if simplify_subreg failed.
5977 Prefer to use cur_loc, when that fails and still in
5978 changed_variables (and seen first time) recompute it. Set
5979 cur_loc_changed of variables which had to change cur_loc and
5980 compute elcd->cur_loc_changed if any of the subexpressions used
5981 had to change cur_loc.
5982 (vt_expand_loc): Adjust to pass arguments in
5983 expand_loc_callback_data structure.
5984 (vt_expand_loc_dummy): New function.
5985 (emitted_notes): New variable.
5986 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
5987 that weren't used for any other decl in current
5988 emit_notes_for_changes call call vt_expand_loc_dummy to update
5989 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
5990 first loc_chain location if NULL before. Always use just
5991 cur_loc instead of first loc_chain location. When cur_loc_changed
5992 is false, when not --enable-checking=rtl just don't emit any note.
5993 When rtl checking, compute the note and assert it is the same
5994 as previous note. Clear cur_loc_changed and in_changed_variables
5995 at the end before removing from changed_variables.
5996 (check_changed_vars_3): New function.
5997 (emit_notes_for_changes): Traverse changed_vars to call
5998 check_changed_vars_3 on each changed var.
5999 (emit_notes_for_differences_1): Clear cur_loc_changed and
6000 in_changed_variables. Recompute cur_loc of new_var.
6001 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
6002 (vt_emit_notes): Initialize and destroy emitted_notes.
6004 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
6006 PR rtl-optimization/42220
6007 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
6008 Use verify_reg_tracked to determine if we should use OP_OUT rather
6010 (build_def_use): If we see an in-out operand for a register that we
6011 know nothing about, treat is an output if possible, fail the block if
6014 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6017 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
6020 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6023 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
6024 uses of relevant DEFs that are dead outside the loop too.
6026 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6028 * var-tracking.c (dataflow_set_merge): Swap src and src2.
6030 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6032 * var-tracking.c (values_to_unmark): New variable.
6033 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6034 values_to_unmark vector. Moved body to...
6035 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6036 instead queue it into values_to_unmark vector.
6037 (vt_find_locations): Free values_to_unmark vector.
6039 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
6041 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
6042 (site.exp): Export them when plugins are enabled.
6044 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
6047 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
6049 (chrec_fold_multiply): Same.
6051 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
6054 * c-decl.c (build_compound_literal): Return early if init is
6057 2010-03-04 Martin Jambor <mjambor@suse.cz>
6059 PR tree-optimization/43164
6060 PR tree-optimization/43191
6061 * tree-sra.c (type_consists_of_records_p): Reject records with
6062 zero-size bit-fields at the end.
6064 2010-03-04 Mike Stump <mikestump@comcast.net>
6066 * Makefile.in (TAGS): Remove *.y.
6068 2010-03-04 Richard Guenther <rguenther@suse.de>
6070 PR tree-optimization/40761
6071 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
6073 (my_rev_post_order_compute): New function.
6074 (init_pre): Call it.
6076 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
6079 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
6080 decrease the cost of an IV candidate when the cost is infinite.
6082 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6084 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
6085 Use '3DNow!' for the extension of that name, ensure normal space
6087 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
6089 2010-03-03 Jeff Law <law@redhat.com>
6091 * PR middle-end/32693
6092 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
6093 than gen_rtx_SUBREG.
6094 (extract_bit_field_1): Likewise.
6096 2010-03-03 Janis Johnson <janis187@us.ibm.com>
6098 * doc/sourcebuild.texi (Test directives): Document that arguments
6099 include-opts and exclude-opts are now optional for dg-skip-if,
6100 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
6102 2010-03-03 Jason Merrill <jason@redhat.com>
6105 * cgraph.h (varpool_node): Add extra_name field.
6106 * varpool.c (varpool_extra_name_alias): New.
6107 (varpool_assemble_decl): Emit extra name aliases.
6108 (varpool_mark_needed_node): Look past an extra name alias.
6109 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
6110 * lto-streamer-in.c (lto_input_tree): Read it.
6111 * lto-streamer-out.c (output_unreferenced_globals): Write it.
6113 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
6115 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
6116 (sparc*-*-solaris2*): ...this.
6118 2010-03-03 Jakub Jelinek <jakub@redhat.com>
6121 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
6122 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
6123 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
6124 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
6127 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
6128 fallthrough to default handling, just with want_address 0 instead of 2.
6129 For single element lists, add_AT_loc directly, otherwise create an
6130 artificial variable DIE and stick location list to it.
6133 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
6134 (VAL_EXPR_HAS_REVERSE): Define.
6135 (reverse_op): New function.
6136 (add_stores): For reversible operations add an extra MO_VAL_USE.
6138 2010-03-02 Jason Merrill <jason@redhat.com>
6140 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
6142 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
6144 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
6145 (sparc64-*-linux*): Likewise.
6146 (sparc64-*-solaris2*): Include assembler files before linker ones.
6147 (sparc-*-solaris2*): Simplify and reorder to match previous case.
6148 * config/sparc/gas.h: Delete.
6149 * config/sparc/sol2-64.h: Add copyright notice.
6150 * config/sparc/sol2-gas-bi.h: Likewise.
6151 * config/sparc/sol2-gld.h: Likewise.
6152 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
6153 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
6154 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
6155 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
6156 (sparc_elf_asm_named_section): Rename into...
6157 (sparc_solaris_elf_asm_named_section): ...this. Always define.
6159 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
6161 * config/alpha/alpha.c (override_options): Fix -mtune error message.
6163 2010-03-02 Jeff Law <law@redhat.com>
6166 * reload1.c (rtx_p, substitute_stack): Declare.
6167 (substitute): Record addresses of changed rtxs.
6168 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
6169 Restore the original rtx when complete.
6170 (reload): Free subsitute_stack when complete.
6172 2010-03-02 Janis Johnson <janis187@us.ibm.com>
6174 * doc/gccint.texi (menu): Add Testsuites as a chapter.
6175 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
6177 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
6178 LTO Testing, gcov Testing, profopt Testing, compat Testing,
6179 Torture Tests): Change from subsection to section.
6181 2010-03-02 Jakub Jelinek <jakub@redhat.com>
6182 Steven Bosscher <steven@gcc.gnu.org>
6184 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
6187 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
6190 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
6191 the assignment from the new induction variable to the assignment
6192 of the value from the original loop PHI function.
6194 2010-03-01 Janis Johnson <janis187@us.ibm.com>
6195 Daniel Jacobowitz <dan@codesourcery.com>
6197 * doc/sourcebuild.texi (Test directives): Clarify options to
6200 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6202 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
6203 Disable cfi directives unless GCC and gas agree on using read-only
6204 .eh_frame sections for 64-bit.
6205 * configure: Regenerate.
6207 2010-03-01 Richard Guenther <rguenther@suse.de>
6209 PR tree-optimization/43220
6210 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
6211 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
6213 2010-03-01 Richard Guenther <rguenther@suse.de>
6214 Martin Jambor <mjambor@suse.cz>
6217 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
6218 gimplified parameters.
6220 2010-03-01 Christian Bruel <christian.bruel@st.com>
6222 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
6224 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
6226 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
6228 2010-03-01 Richard Guenther <rguenther@suse.de>
6231 * expr.c (expand_assignment): Use the alias-oracle to tell
6232 if the rhs aliases the result decl.
6234 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6237 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
6238 to sol_gt_pch_get_address.
6239 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
6240 64-bit, SPARC and x86.
6241 (sol_gt_pch_get_address): New function.
6243 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
6245 * toplev.h (inform_n, error_n): Declare.
6246 * diagnostic.c (inform_n, error_n): New function.
6248 2010-03-01 Jakub Jelinek <jakub@redhat.com>
6250 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
6251 has no rtl yet when processing local_decls, queue it and recheck
6252 if deferred stack allocation hasn't assigned it rtl.
6254 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6256 * config/sh/sh.c (unspec_bbr_uid): New.
6257 (gen_block_redirect): Use it instead of INSN_UID.
6258 (gen_far_branch): Likewise.
6260 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
6262 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
6263 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
6265 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6267 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
6268 (Warning Options): -Wno-conversion-null is valid for
6269 Objective-C++ as well.
6270 * doc/tm.texi (Named Address Spaces): Likewise.
6271 * doc/plugins.texi (Plugins): Replace TABs with spaces.
6272 * doc/tree-ssa.texi (Tree SSA): Likewise.
6274 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6277 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
6278 by default. Don't set the default arch for
6279 i[34567]86-*-darwin*|x86_64-*-darwin*.
6281 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6284 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
6285 default. Set the default 32bit/64bit archs with $with_arch
6286 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
6288 2010-02-27 Richard Guenther <rguenther@suse.de>
6290 PR tree-optimization/43186
6291 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
6292 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
6293 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
6294 unroller iterations.
6296 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6298 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
6299 required and i[34567]86-*-* targets don't support 64bit ISA.
6301 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
6304 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6307 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6309 * config.gcc: Set the default arch at least to Prescott for
6310 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
6311 if SSE math is enabled.
6313 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6315 * diagnostic.c (diagnostic_initialize): Update.
6316 (diagnostic_report_diagnostic): Test inhibit_notes_p for
6318 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
6319 (diagnostic_inhibit_notes): New.
6320 * toplev.c (process_options): inhibit notes with -fcompare-debug.
6322 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6325 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
6326 * doc/standards.texi: Likewise.
6327 * doc/extend.texi: Likewise.
6328 * doc/trouble.texi: Likewise.
6329 * doc/cppopts.texi: Likewise.
6330 * doc/install.texi: Likewise.
6331 * c.opt (std=c90,std=gnu90): New options.
6332 * c-opts.c (c_common_handle_option): Handle them.
6334 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6337 * c-decl.c (undeclared_variable): Use an informative note.
6339 2010-02-26 Richard Guenther <rguenther@suse.de>
6341 PR tree-optimization/43186
6342 * gimple.h (gimple_fold): Remove.
6343 * gimple.c (gimple_fold): Remove. Inline into single user ...
6344 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
6345 Try harder for conditions.
6347 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6350 * function.c (used_types_insert): Don't skip through named pointer
6351 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
6352 and it is different from the main variant's type.
6354 2010-02-26 Nick Clifton <nickc@redhat.com>
6356 * config/rx/rx.md (sminsi3): Remove bogus alternative.
6358 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6360 * config.gcc: Support --with-fpmath=sse for x86.
6362 * config/i386/ssemath.h: New.
6364 * doc/install.texi (--with-fpmath=sse): Documented.
6366 2010-02-26 Richard Guenther <rguenther@suse.de>
6368 PR tree-optimization/43188
6369 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
6370 vector types of over-aligned element type.
6372 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
6375 * config/i386/i386.c (expand_vec_perm_blend): Use correct
6376 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
6378 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
6380 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
6382 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6384 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
6385 * var-tracking.c: Include diagnostic.h.
6386 (debug_dv): New function.
6387 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
6390 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
6391 (add_value_chain, add_value_chains, remove_value_chain,
6392 remove_value_chains): Handle DEBUG_EXPRs.
6393 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
6396 * regcprop.c (struct queued_debug_insn_change): New type.
6397 (struct value_data_entry): Add debug_insn_changes field.
6398 (struct value_data): Add n_debug_insn_changes field.
6399 (debug_insn_changes_pool): New variable.
6400 (free_debug_insn_changes, apply_debug_insn_changes,
6401 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
6402 (kill_value_one_regno): Call free_debug_insn_changes if needed.
6403 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
6405 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
6407 (copyprop_hardreg_forward_1): Don't call apply_change_group for
6408 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
6409 changes, call cprop_find_used_regs via note_stores.
6410 (copyprop_hardreg_forward): When copying vd from predecessor
6411 which has any queued DEBUG_INSN changes, make sure the pointers are
6412 cleared. At the end call df_analyze and then if there are any
6413 DEBUG_INSN changes queued at the end of some basic block for still
6414 live registers, apply them.
6415 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
6417 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
6419 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
6422 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
6424 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
6425 targets. Set the default with_cpu/with_arch from arch/cpu.
6426 Allow x86-64 and native for with_cpu/with_arch.
6428 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
6430 * ebitmap.c: Change calls to verify_popcount with calls to
6431 sbitmap_verify_popcount.
6432 (ebitmap_clear_bit): Fixed map->cacheindex test and
6433 map>cache update when bit clearing results in an empty
6436 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6439 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
6440 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
6441 and support both V2DF and V2DI modes.
6442 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
6443 support both V2DF and V2DI modes.
6444 (general): Delete trailing whitespace from a few patterns.
6446 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6447 V2DF/V2DI interleave high/low builtins.
6449 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
6452 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
6453 interleave high/low functions.
6455 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
6457 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
6458 #pragma extern_prefix.
6460 2010-02-25 Jakub Jelinek <jakub@redhat.com>
6463 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
6464 BLKmode, assert op0 is a MEM and just adjust its mode.
6467 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
6468 if bitpos isn't multiple of mode's bitsize.
6470 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6472 * c.opt (-ftemplate-depth=): New.
6473 (-ftemplate-depth-): Deprecate.
6474 * optc-gen.awk: Handle -ftemplate-depth=.
6475 * opth-gen.awk: Likewise.
6476 * c-opts.c (c_common_handle_option): Likewise.
6477 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
6479 2010-02-24 Jason Merrill <jason@redhat.com>
6481 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
6483 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6485 * cfg.c (alloc_aux_for_block): Remove inline.
6486 (alloc_aux_for_edge): Likewise.
6488 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6490 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
6492 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6494 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
6495 * config/i386/sol2-gas.h: New file.
6496 * config.gcc (i[34567]86-*-solaris2*): Use it.
6498 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6501 * c-typeck.c (ep_convert_and_check): New.
6502 (build_conditional_expr): Use it.
6503 (build_binary_op): Likewise.
6505 2010-02-24 Jakub Jelinek <jakub@redhat.com>
6507 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
6510 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
6511 bounds even for -O+.
6512 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
6513 expr needs to have DECL_NAME set.
6515 2010-02-24 Nick Clifton <nickc@redhat.com>
6517 * config/mep/mep.c: Include gimple.h.
6518 (mep_function_uses_sp): Delete unused function.
6519 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
6520 parameters. Use unsigned integers to count args. Return a
6521 NULL_RTX instead of an error_mark_node. Toidy up formatting.
6523 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6526 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
6527 greater or equal to nelt instead of 2 * nelt.
6528 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
6531 2010-02-23 Jason Merrill <jason@redhat.com>
6534 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
6535 in cfun->local_decls even if they have register types.
6538 * stor-layout.c (place_field): Don't warn about unnecessary
6539 DECL_PACKED if the type is packed.
6541 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6544 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
6545 GOTOFF relocs, even when the base reg isn't pic pointer.
6547 2010-02-23 Michael Matz <matz@suse.de>
6550 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
6551 (expand_gimple_basic_block): Generate and use debug temps if there
6552 are debug uses left after the last real use of TERed ssa names.
6553 Unlink debug immediate uses when they are expanded.
6555 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
6558 * config/i386/i386.c (override_options): Reorganise to provide
6559 better error messages.
6561 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6564 * graphite-scop-detection.c (create_single_exit_edge): Move
6565 the call to find_single_exit_edge to....
6566 (create_sese_edges): ...here. Don't handle multiple edges
6567 exiting the function.
6568 (build_graphite_scops): Don't handle multiple edges
6569 exiting the function.
6571 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6574 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
6575 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
6577 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6580 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
6582 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
6585 * c-typeck.c (convert_arguments): Print declaration location.
6586 * c-common.c (validate_nargs): Rename as
6587 builtin_function_validate_nargs.
6588 (check_builtin_function_arguments): Update.
6590 2010-02-22 Richard Guenther <rguenther@suse.de>
6593 * tree-inline.c (declare_return_variable): Use the type of
6594 the call stmt lhs if available.
6596 2010-02-22 Duncan Sands <baldrick@free.fr>
6598 * passes.c (register_pass): Always consider all pass lists when
6599 ref_pass_instance_number is zero.
6601 2010-02-22 Richard Guenther <rguenther@suse.de>
6603 PR tree-optimization/42749
6604 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
6605 parameter. Do arithmetic in the original type.
6606 (update_accumulator_with_ops): Likewise.
6607 (adjust_accumulator_values): Adjust.
6609 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6611 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
6612 (QI to BLKmode splitter): New splitter.
6614 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
6616 * config/i386/i386.c (initial_ix86_tune_features): Turn on
6617 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
6619 2010-02-22 Richard Guenther <rguenther@suse.de>
6621 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
6623 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
6625 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
6626 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
6627 ($(T)crti.o, $(T)crtn.o): Remove rules.
6629 2010-02-21 Tobias Burnus <burnus@net-b.de>
6632 * doc/invoke.texi (-fassociative-math): Document that this
6633 option is automatically enabled for Fortran.
6635 2010-02-20 David S. Miller <davem@davemloft.net>
6637 * configure.ac: Test if linker and assembler properly support
6638 GOTDATA_OP relocations.
6639 * configure: Rebuild.
6640 * config.in: Likewise.
6641 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
6642 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
6643 (movsi_high_pic): Likewise.
6644 (movdi_lo_sum_pic): Likewise.
6645 (movdi_high_pic): Likewise.
6646 (movsi_pic_gotdata_op): New pattern.
6647 (movdi_pic_gotdata_op): Likewise.
6648 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
6649 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
6651 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
6654 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
6655 attribute to ssemul.
6656 (xop_mulv2div2di3_high): Ditto.
6658 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6661 * c.opt (Wconversion-null): New option.
6662 * doc/invoke.texi (Wconversion-null): Document.
6664 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6666 * common.opt (Wlarger-than-): Add Undocumented.
6668 2010-02-19 Mike Stump <mikestump@comcast.net>
6670 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
6672 2010-02-19 Jason Merrill <jason@redhat.com>
6675 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
6676 * configure: Likewise.
6678 2010-02-20 Alan Modra <amodra@gmail.com>
6681 * cgraph.h (cgraph_make_decl_local): Declare.
6682 * cgraph.c (cgraph_make_decl_local): New function.
6683 (cgraph_make_node_local): Use it.
6684 * cgraphunit.c (cgraph_function_versioning): Likewise.
6685 * ipa.c (function_and_variable_visibility): Likewise.
6687 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6690 * except.c (sjlj_emit_function_enter): Don't call
6691 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
6693 * rtl.h (add_reg_br_prob_note): Remove prototype.
6695 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6698 * c-common.c (conversion_warning): Remove widening conversions
6699 before checking the conversion of integers to reals.
6701 2010-02-19 Mike Stump <mikestump@comcast.net>
6704 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
6707 * cgraphunit.c (process_function_and_variable_attributes): Check
6708 DECL_PRESERVE_P instead of looking up attribute "used".
6709 * ipa-pure-const.c (check_decl): Likewise.
6710 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
6711 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
6712 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
6713 instead of attribute "used".
6714 * config/sol2-c.c (solaris_pragma_init): Likewise.
6715 (solaris_pragma_fini): Likewise.
6717 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6719 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
6720 Use XCNEW instead of xcalloc.
6721 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
6722 XNEW instead of xmalloc.
6723 (get_fields): Use XNEWVEC instead of xmalloc.
6726 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
6727 populate vars array.
6728 (create_new_general_access): For debug stmts just reset value.
6729 (get_stmt_accesses): For accesses within debug stmts just record them
6730 using add_access_to_acc_sites instead of preventing the peeling or
6731 counting them as accesses.
6734 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
6736 2010-02-19 Richard Guenther <rguenther@suse.de>
6738 PR tree-optimization/42916
6739 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
6742 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
6744 * configure.ac: Replace all uses of changequote in macro arguments
6745 with proper quoting.
6747 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6750 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
6752 2010-02-19 Richard Guenther <rguenther@suse.de>
6754 PR tree-optimization/42944
6755 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
6756 test for aliasing with errno.
6758 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6761 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
6762 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
6763 * dojump.c: Include output.h.
6764 (inv): New inline function.
6765 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
6766 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
6767 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
6768 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
6769 argument, pass it down to other calls.
6770 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
6771 add REG_BR_PROB note to the conditional jump.
6772 * cfgexpand.c (add_reg_br_prob_note): Removed.
6773 (expand_gimple_cond): Don't call it, add the probability
6774 as last argument to jumpif_1/jumpifnot_1.
6775 * Makefile.in (dojump.o): Depend on output.h.
6776 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
6778 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
6779 * stmt.c (do_jump_if_equal): Likewise.
6780 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
6781 * loop-unswitch.c (compare_and_jump_seq): Likewise.
6782 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
6784 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
6785 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
6786 jumpifnot_1 callers.
6787 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
6789 (store_expr): Adjust jumpifnot caller.
6790 (store_constructor): Adjust jumpif caller.
6793 * gimplify.c (gimple_boolify): For __builtin_expect call
6794 gimple_boolify also on its first argument.
6796 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
6798 * configure.ac (gnu-unique-object): Wrap regexps using [] in
6800 (__stack_chk_fail): Ditto. Remove quadrigraphs.
6801 * configure: Regenerated.
6803 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6805 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
6806 lang_hooks.types_compatible_p instead of comptypes.
6808 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
6810 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
6811 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
6812 if __prefer_thumb__ is defined.
6814 2010-02-18 Martin Jambor <mjambor@suse.cz>
6816 PR tree-optimization/43066
6817 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
6818 array with zero-sized element type.
6820 2010-02-18 Jakub Jelinek <jakub@redhat.com>
6822 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
6823 rtx, allocate struct var_loc_node here and return it to the
6824 caller, and only if it is actually needed.
6825 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
6826 move it earlier and return immediately if it returns NULL.
6828 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
6830 * config/sparc/gas.h: New file. Restore
6831 TARGET_ASM_NAMED_SECTION to its ELF default.
6832 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
6834 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6835 Likewise. Add ATTRIBUTE_UNUSED to prototype.
6836 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
6837 after sparc/sysv4.h.
6839 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
6841 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
6843 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
6845 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
6846 patterns from predicated pattern.
6848 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
6851 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
6852 for insn mnemonic suffix.
6854 2010-02-17 Richard Guenther <rguenther@suse.de>
6856 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
6859 2010-02-17 Jakub Jelinek <jakub@redhat.com>
6862 * caller-save.c (save_call_clobbered_regs): If BB ends with
6863 a DEBUG_INSN, move any notes in between last real insn and the last
6864 DEBUG_INSN after the last DEBUG_INSN.
6866 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
6868 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
6869 Fix return type. Fix argument type. Explain meaning of return value.
6871 2010-02-16 Richard Guenther <rguenther@suse.de>
6873 PR tree-optimization/41043
6874 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
6875 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
6877 (vrp_visit_phi_node): ... but only for loop PHI nodes.
6879 2010-02-16 Ira Rosen <irar@il.ibm.com>
6881 PR tree-optimization/43074
6882 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
6883 * tree-vect-loop.c (vect_analyze_loop_operations): Add
6884 vectorizable cycles in hybrid SLP check.
6885 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
6887 2010-02-16 Richard Guenther <rguenther@suse.de>
6889 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
6890 (true_dependence): If memrefs_conflict_p computes must-alias
6891 trust it. Move TBAA check after offset-based disambiguation.
6892 (canon_true_dependence): Likewise.
6894 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
6896 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
6897 * doc/invoke.texi: Document it.
6898 * var-tracking.c: Include toplev.h and params.h.
6899 (vt_find_locations): Return bool indicating success. Compute
6900 hash sizes unconditionally. Check new parameter, report.
6901 (variable_tracking_main_1): Check vt_find_locations results and
6902 retry. Renamed from...
6903 (variable_tracking_main): ... this. New wrapper to preserve
6904 flag_var_tracking_assignments.
6905 * Makefile.in (var-tracking.o): Adjust dependencies.
6907 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
6908 Jakub Jelinek <jakub@redhat.com>
6911 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
6912 if weak_import attribute is present.
6913 * config/darwin.c (machopic_select_section): Likewise.
6915 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
6917 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
6918 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
6919 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
6920 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
6922 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
6925 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
6928 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
6929 Rewrite text to refer to the names.
6931 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
6933 * config/i386/i386-builtin-types.def
6934 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
6935 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
6936 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
6937 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
6938 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
6939 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
6940 IX86_BUILTIN_VPERMIL2PS256.
6941 (MULTI_ARG_4_DF2_DI_I): Defined.
6942 (MULTI_ARG_4_DF2_DI_I1): Defined.
6943 (MULTI_ARG_4_SF2_SI_I): Defined.
6944 (MULTI_ARG_4_SF2_SI_I1): Defined.
6945 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
6946 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
6947 __builtin_ia32_vpermil2ps256.
6948 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6949 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6950 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
6951 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6952 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6953 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
6954 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
6955 CODE_FOR_xop_vpermil2v8sf3.
6956 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
6957 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
6958 * config/i386/xopintrin.h (_mm_permute2_pd): New.
6959 (_mm256_permute2_pd): New.
6960 (_mm_permute2_ps): New.
6961 (_mm256_permute2_ps): New.
6963 2010-02-15 Nick Clifton <nickc@redhat.com>
6965 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
6966 boolean parameters. Use emit_jump_insn when emitting a pop
6967 instruction containing a return insn.
6968 (push): Use 'true' rather than '1' as second parameter to F.
6969 (h8300_expand_prologue): Likewise.
6970 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
6971 (h8300_expand_epilogue): Likewise.
6973 2010-02-15 Richard Guenther <rguenther@suse.de>
6976 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
6979 2010-02-15 Nick Clifton <nickc@redhat.com>
6981 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
6984 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
6986 * intl.c (fake_ngettext): New function.
6987 * intl.h (fake_ngettext): Declare.
6988 (ngettext): Define macro.
6989 * collect2.c (notice_translated): New function.
6990 (main): Use notice_translated and ngettext.
6991 * collect2.h (notice_translated): Declare.
6993 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
6995 * reorg.c (delete_computation): Comment fixes.
6996 * caller-save.c (setup_save_areas): Idem.
6997 * sel-sched-dump.c (dump_lv_set): Idem.
7000 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7002 * config/s390/s390.c (s390_sched_init): New function.
7003 (TARGET_SCHED_INIT): Target hook defined.
7005 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
7006 Jack Howarth <howarth@bromo.med.uc.edu>
7007 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7010 Partial revert of unintended change in fix for PR41605.
7011 * config/darwin.h: Fix typo.
7012 * config/darwin9.h: Same.
7014 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7016 * c-pch.c (pch_init): Clear v.
7018 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7021 * graphite-scop-detection.c (graphite_can_represent_scev): Call
7022 graphite_can_represent_init for MULT_EXPR.
7024 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7028 * graphite-sese-to-poly.c (remove_phi): New.
7029 (translate_scalar_reduction_to_array): Call remove_phi.
7031 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7034 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
7035 * graphite-clast-to-gimple.h (gloog): Update declaration.
7036 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
7037 * graphite-poly.h (struct poly_bb): Add missing comments.
7038 (struct scop): Add poly_scop_p field.
7040 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
7041 * graphite.c (graphite_transform_loops): Build the polyhedral
7042 representation for each scop before code generation.
7043 * sese.c (rename_variables_in_operand): Removed.
7044 (rename_variables_in_expr): Return the renamed expression.
7045 (rename_sese_parameters): New.
7046 * sese.h (rename_sese_parameters): Declared.
7048 2010-02-11 Richard Guenther <rguenther@suse.de>
7050 PR tree-optimization/42998
7051 * tree-ssa-pre.c (create_expression_by_pieces): Treat
7052 POINTER_PLUS_EXPR properly.
7054 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7055 Changpeng Fang <changpeng.fang@amd.com>
7058 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
7059 the cost of an IV candidate when the IV is used in a test against zero.
7061 * gcc.dg/tree-ssa/ivopts-3.c: New.
7063 2010-02-11 Richard Guenther <rguenther@suse.de>
7066 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
7067 pointer-vs-decl case by swapping refs. Handle some cases
7068 of pointer-vs-decl disambiguations more conservatively.
7069 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
7070 to false after expanding.
7072 2010-02-11 Richard Guenther <rguenther@suse.de>
7075 * gcc.c (process_command): Handle LTO file@offset case more
7078 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7080 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
7081 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
7083 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
7085 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
7086 if MEM's mode size isn't DWARF2_ADDR_SIZE.
7087 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
7088 Optimize eq/ne comparisons when both arguments are known to be
7090 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
7091 Don't mask operands unnecessarily if they are known to be already
7094 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
7096 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
7099 2010-02-10 Richard Guenther <rguenther@suse.de>
7101 PR tree-optimization/43017
7102 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
7103 for wrapping signed arithmetic.
7105 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7108 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
7109 if no debug info should be emitted for it.
7111 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
7113 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
7114 note when flag_exceptions is set.
7116 2010-02-10 Duncan Sands <baldrick@free.fr>
7118 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
7120 2010-02-10 Richard Guenther <rguenther@suse.de>
7123 * tree.c (get_unwidened): Handle constants.
7124 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
7126 2010-02-10 Martin Jambor <mjambor@suse.cz>
7129 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
7130 check for variable argument counts independently.
7132 2010-02-10 Christian Bruel <christian.bruel@st.com>
7135 * config/sh/sh.c (find_barrier): Increase length for non delayed
7136 conditional branches.
7138 2010-02-10 Christian Bruel <christian.bruel@st.com>
7140 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
7142 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7144 * builtins.c (set_builtin_user_assembler_name): Also handle
7145 ffs if int is smaller than word.
7147 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
7150 * ira-conflicts.c (get_dup): Remove.
7151 (process_reg_shuffles): Add new parameter. Use it as an
7152 additional guard for copy generation.
7153 (add_insn_allocno_copies): Rewrite.
7155 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
7157 * common.opt (fsched2-use-traces): Preserved for backward
7159 * doc/invoke.texi: Remove the documentation about option
7160 -fsched2-use-traces.
7161 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
7162 flag_sched2_use_traces.
7163 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
7164 the backward compatibility flag section.
7166 2010-02-09 Richard Guenther <rguenther@suse.de>
7168 PR tree-optimization/43008
7169 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
7170 make HEAP variables initialized from global memory if they
7171 are not known builtin functions.
7172 (find_func_aliases): Adjust.
7174 2010-02-09 Richard Guenther <rguenther@suse.de>
7176 PR tree-optimization/43000
7177 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
7178 arithmetic manually.
7180 2010-02-08 Jakub Jelinek <jakub@redhat.com>
7182 PR tree-optimization/42931
7183 * tree-loop-linear.c (try_interchange_loops): Don't call
7184 double_int_mul if estimated_loop_iterations failed.
7186 2010-02-08 Martin Jambor <mjambor@suse.cz>
7189 * tree-sra.c (build_accesses_from_assign): Do not mark in
7190 should_scalarize_away_bitmap if stmt has volatile ops.
7191 (sra_modify_assign): Do not process assigns piecemeal if if stmt
7194 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
7196 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
7198 2010-02-07 Adam Nemet <adambnmet@gmail.com>
7200 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
7203 2010-02-07 Andrew Pinski <pinskia@gmail.com>
7206 * df-core.c (df_finish_pass): Change type of saved_flags to int.
7208 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7211 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
7212 to unknown_dependence.
7213 (graphite_legal_transform_dr): Handle the unknown_dependence.
7214 (graphite_carried_dependence_level_k): Same.
7216 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7218 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
7220 2010-02-07 Richard Guenther <rguenther@suse.de>
7223 * expr.c (get_inner_reference): Always initialize *pbitsize.
7225 2010-02-07 Richard Guenther <rguenther@suse.de>
7228 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
7229 new ARRAY_REFs on variable size element or minimal index arrays.
7231 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
7232 gimple_fold_indirect_ref.
7234 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
7237 * arm.c (arm_override_options): Just return if the user has specified
7238 an invalid fpu name.
7240 2010-02-03 Jason Merrill <jason@redhat.com>
7243 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
7244 i386_pe_maybe_record_exported_symbol.
7246 2010-02-05 Steve Ellcey <sje@cup.hp.com>
7249 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7250 (pa_delegitimize_address): New function.
7252 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
7254 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
7255 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
7257 2010-02-05 Richard Guenther <rguenther@suse.de>
7260 * lto-streamer-in.c (get_resolution): Deal with references
7261 to undefined functions.
7263 2010-02-05 Richard Guenther <rguenther@suse.de>
7265 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
7266 (fold_const_aggregate_ref): Likewise.
7267 (ccp_fold_stmt): Substitute loads.
7268 (maybe_fold_reference): Verify types before substituting.
7270 (fold_gimple_assign): Unshare properly.
7271 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
7273 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
7275 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
7276 for rs6000_gen_cell_microcode.
7278 2010-02-04 Richard Guenther <rguenther@suse.de>
7280 PR rtl-optimization/42952
7281 * dse.c (const_or_frame_p): Remove MEM handling.
7283 2010-02-04 Nick Clifton <nickc@redhat.com>
7285 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
7286 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
7287 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
7288 (mn10300_asm_output_mi_thunk): New function.
7289 (mn10300_can_output_mu_thunk): New function.
7290 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
7291 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
7292 (FUNCTION_ARG): Delete incorrect comment.
7294 2010-02-03 Jason Merrill <jason@redhat.com>
7297 * fold-const.c (operand_equal_p): Handle erroneous types.
7299 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
7301 * config/h8300/h8300.md (can_delay): Fix attibute condition.
7303 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
7305 PR rtl-optimization/42941
7306 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
7309 2010-02-03 Jason Merrill <jason@redhat.com>
7312 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
7314 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
7317 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
7318 (cselib_reset_table): Renamed from...
7319 (cselib_reset_table_with_next_value): ... this.
7320 (cselib_get_next_uid): Renamed from...
7321 (cselib_get_next_unknown_value): ... this.
7322 * cselib.c (next_uid): Renamed from...
7323 (next_unknown_value): ... this.
7324 (cselib_clear_table): Adjust.
7325 (cselib_reset_table): Adjust. Renamed from...
7326 (cselib_reset_table_with_next_value): ... this.
7327 (cselib_get_next_uid): Adjust. Renamed from...
7328 (cselib_get_next_unknown_value): ... this.
7329 (get_value_hash): Use hash.
7330 (cselib_hash_rtx): Likewise.
7331 (new_cselib_val): Adjust. Set and dump uid.
7332 (cselib_lookup_mem): Pass next_uid as hash.
7333 (cselib_subst_to_values): Likewise.
7334 (cselib_log_lookup): Dump uid.
7335 (cselib_lookup): Pass next_uid as hash. Adjust.
7336 (cselib_process_insn): Adjust.
7337 (cselib_init): Initialize next_uid.
7338 (cselib_finish): Adjust.
7339 (dump_cselib_table): Likewise.
7340 * dse.c (canon_address): Dump value uid.
7341 * print-rtl.c (print_rtx): Print value uid.
7342 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
7344 (dv_uid): New function, sort of renamed from...
7345 (dv_htab_hash): ... this, reimplemented in terms of it and...
7346 (dv_uid2hash): ... this. New.
7347 (variable_htab_eq): Drop excess assertions.
7348 (tie_break_pointers): Removed.
7349 (canon_value_cmp): Compare uids.
7350 (variable_post_merge_New_vals): Print uids.
7351 (vt_add_function_parameters): Adjust.
7352 (vt_initialize): Reset table. Adjust.
7354 2010-02-03 Richard Guenther <rguenther@suse.de>
7356 PR tree-optimization/42944
7357 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
7358 (call_may_clobber_ref_p_1): Likewise. Properly handle
7359 malloc and calloc clobbering errno.
7361 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
7363 * doc/invoke.texi: Fix name of sched1 dump.
7365 * opts.c (decode_options): Set flag_tree_switch_conversion
7366 only conditionally on optimize >= 2.
7368 * gcse.c: Assorted comment fixes in pass description.
7370 2010-02-03 Anthony Green <green@moxielogic.com>
7372 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
7373 nop padding in order to maintain alignment of storage location of
7374 target function address.
7375 (moxie_trampoline_init): Store target function address at newly
7377 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
7379 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
7381 2010-02-03 Richard Guenther <rguenther@suse.de>
7384 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
7386 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7388 * config.gcc: Reenable check for obsolete targets.
7389 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
7390 mips-sgi-irix6.[0-4]*.
7392 2010-02-02 Nick Clifton <nickc@redhat.com>
7394 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
7395 constant size of 4 as being the same as 0.
7396 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
7397 can take values in the range 0..4.
7399 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
7402 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
7403 as _darwin10_Unwind_FindEnclosingFunction().
7404 * libgcc-libsystem.ver: New.
7406 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
7409 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
7410 implicitly set registers.
7412 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
7414 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
7415 (arm_override_options): Allow automatic selection of the thread
7416 pointer register if thumb2.
7417 (legitimize_pic_address): Improve code sequences for Thumb2.
7418 (arm_call_tls_get_addr): Likewise.
7419 (legitimize_tls_address): Likewise.
7420 * arm.md (pic_load_addr_arm): Delete. Replace with ...
7421 (pic_load_addr_32bit): ... this. New named pattern.
7422 * thumb2.md (pic_load_addr_thumb2): Delete.
7423 (pic_load_dot_plus_four): Delete.
7424 (tls_load_dot_plus_four): New named pattern.
7426 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7429 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
7430 Document fix for TLS bug.
7432 2010-01-31 Richard Guenther <rguenther@suse.de>
7434 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
7435 conservatively correct.
7437 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7441 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7443 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7445 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7447 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
7449 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
7451 * config.gcc: Adjust order of makefile fragments for mingw targets.
7453 2010-01-31 Richard Guenther <rguenther@suse.de>
7456 * gimplify.c (gimplify_init_constructor): For volatile LHS
7457 initialize a temporary.
7459 2010-01-31 Matthias Klose <doko@ubuntu.com>
7461 * configure.ac: Fix __stack_chk_fail check for cross builds configured
7463 * configure: Regenerate.
7465 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
7467 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7468 the same alias set and their sizes different constantness.
7469 (aliasing_component_refs_p): Revert 2009-10-24 change.
7471 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7473 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
7476 2010-01-29 Richard Guenther <rguenther@suse.de>
7478 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
7479 Assert we successfully updated the call.
7481 2010-01-29 Jakub Jelinek <jakub@redhat.com>
7483 PR rtl-optimization/42889
7484 * df.h (df_set_bb_dirty_nonlr): New prototype.
7485 * df-core.c (df_set_bb_dirty_nonlr): New function.
7486 * df-scan.c (df_insn_rescan): Call it instead of
7487 df_set_bb_dirty for DEBUG_INSNs.
7489 2010-01-29 Richard Guenther <rguenther@suse.de>
7492 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
7493 quadratic behavior in most cases.
7495 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
7498 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
7499 in the call to gen_x86_movsicc_0_m1.
7501 2010-01-28 Richard Guenther <rguenther@suse.de>
7503 PR tree-optimization/42871
7504 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
7506 2010-01-28 Richard Guenther <rguenther@suse.de>
7508 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
7509 into call arguments.
7511 2010-01-28 Richard Guenther <rguenther@suse.de>
7514 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
7515 the forwarder if the destination is an EH landing pad.
7517 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
7519 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
7520 block list passed to gimple_duplicate_sese_tail.
7521 (parallelize_loops): Avoid parallelization when the function
7523 Avoid parallelization when the preheader is IRREDUCIBLE.
7524 Try to optimize when estimated_loop_iterations_int is unresolved.
7525 Add the loop's location to the dump file.
7526 * tree-cfg.c (add_phi_args_after_redirect): Remove.
7527 (gimple_duplicate_sese_tail): Remove the check for the latch.
7528 Redirect nexits to the exit block.
7529 Remove handling of the incoming edges to the latch.
7530 Redirect the backedge from the copied latch to the exit bb.
7532 2010-01-28 Michael Matz <matz@suse.de>
7535 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
7536 Wrap force_reg into a sequence, emit it before user.
7538 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
7540 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
7542 (arm_legacy_rev): Likewise.
7543 (thumb_legacy_rev): Likewise.
7545 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7547 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
7548 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
7549 on MEM's address failed, try avoid_constant_pool_reference and
7550 recurse if it returned something different.
7551 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
7552 address, try avoid_constant_pool_reference and recurse if it
7553 returned something different.
7554 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
7555 address and avoid_constant_pool_reference returned something
7556 different, don't set have_address.
7558 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
7561 * var-tracking.c (val_store): Add modified argument, obey it.
7563 (count_uses): Move down logging of main.
7564 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
7565 don't need resolution.
7566 (emit_notes_in_bb): Likewise.
7568 2010-01-27 Richard Guenther <rguenther@suse.de>
7571 * tree-inline.c (remap_decl): Delay remapping of SSA name
7572 default definitions until we need them.
7574 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7576 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7577 (rs6000_delegitimize_address): New function.
7579 * config/s390/s390.c (s390_delegitimize_address): Call
7580 delegitimize_mem_from_attrs.
7583 * tree-inline.c (cannot_copy_type_1): Removed.
7584 (copy_forbidden): Don't forbid copying of functions containing
7585 records/unions with variable length fields.
7587 2010-01-27 Christian Bruel <christian.bruel@st.com>
7591 * config/sh/sh.c (find_barrier): Increase length for non delayed
7592 conditional branches.
7594 2010-01-27 Matthias Klose <doko@ubuntu.com>
7596 * configure.ac (gnu-unique-object): Fix ldd version check.
7597 * configure: Regenerate.
7599 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7601 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
7603 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
7604 Test for HAVE_GNU_AS value.
7606 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7608 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
7609 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
7610 INT64_TYPE): Define.
7611 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
7612 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7613 INT_LEAST64_TYPE): Define.
7614 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
7615 UINT_LEAST64_TYPE): Define.
7616 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
7617 INT_FAST64_TYPE): Define.
7618 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7619 UINT_FAST64_TYPE): Define.
7620 (INTMAX_TYPE, UINTMAX_TYPE): Define.
7621 (INTPTR_TYPE, UINTPTR_TYPE): Define.
7622 (SIG_ATOMIC_TYPE): Define.
7624 2010-01-26 Richard Guenther <rguenther@suse.de>
7626 * df-scan.c (df_scan_set_bb_info): Remove assert.
7627 (df_insn_rescan_debug_internal): Merge asserts.
7628 (df_install_ref): Likewise.
7629 (df_mark_reg): Use bitmap_set_range.
7630 (df_hard_reg_used_p): Remove assert.
7631 (df_hard_reg_used_count): Likewise.
7633 2010-01-26 Richard Guenther <rguenther@suse.de>
7635 PR rtl-optimization/42685
7636 * web.c (web_main): Ignore DEBUG_INSNs.
7638 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
7640 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
7642 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
7643 Fix types of fndecl and arglist parameters.
7645 2010-01-26 Richard Guenther <rguenther@suse.de>
7648 * tree-eh.c (unsplit_eh): Skip debug insns.
7650 2010-01-26 Richard Guenther <rguenther@suse.de>
7652 PR tree-optimization/42250
7653 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
7655 2010-01-26 Jakub Jelinek <jakub@redhat.com>
7658 * omp-low.c (expand_omp_sections): Only use single_pred if
7659 l2_bb is single_pred_p.
7661 2010-01-25 Christian Bruel <christian.bruel@st.com>
7664 * config/sh/sh.c (find_barrier): Increase length for non delayed
7665 conditional branches.
7666 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
7668 2010-01-24 David S. Miller <davem@davemloft.net>
7670 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
7671 define if not using GAS.
7672 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7673 Likewise. Delete SECTION_MERGE code, which is only applicable
7676 2010-01-24 Mark Mitchell <mark@codesourcery.com>
7679 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
7680 mangling of va_list in system headers.
7682 2010-01-23 Toon Moene <toon@moene.org>
7684 * tree-predcom.c (combine_chains): Return NULL, not false.
7686 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
7688 * tree-loop-distribution.c (distribute_loop): Fix declaration and
7689 initialization of variable res to agree with return type.
7691 2010-01-22 Steve Ellcey <sje@cup.hp.com>
7693 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
7694 * tree-sra.c: Add include of expr.h.
7696 2010-01-22 Jakub Jelinek <jakub@redhat.com>
7698 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
7699 insert the debug stmt on the single non-EH edge from the stmt.
7701 2010-01-22 Richard Henderson <rth@redhat.com>
7704 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
7705 the RHS until after generate_subtree_copies has insertted its
7706 code before the current statement.
7708 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
7710 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
7712 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
7714 2010-01-21 Martin Jambor <mjambor@suse.cz>
7716 PR tree-optimization/42585
7717 * tree-sra.c (struct access): New field grp_total_scalarization.
7718 (dump_access): Dump the new field.
7719 (should_scalarize_away_bitmap): New variable.
7720 (cannot_scalarize_away_bitmap): Likewise.
7721 (sra_initialize): Allocate new bitmaps.
7722 (sra_deinitialize): Free new bitmaps.
7723 (create_access_1): New function.
7724 (create_access): Parts moved to create_access_1.
7725 (type_consists_of_records_p): New function.
7726 (completely_scalarize_record): Likewise.
7727 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
7728 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
7729 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
7731 (analyze_all_variable_accesses): Completely scalarize small eligible
7734 2010-01-21 Martin Jambor <mjambor@suse.cz>
7736 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
7738 2010-01-21 Andrew Haley <aph@redhat.com>
7740 * gcc.c (process_command): Move lang_specific_driver before
7741 setting cc_libexec_prefix.
7743 2010-01-21 Richard Guenther <rguenther@suse.de>
7746 * fold-const.c (negate_expr_p): Pretend only negative
7747 real constants are easily negatable.
7749 2010-01-20 Janis Johnson <janis187@us.ibm.com>
7750 Jason Merrill <jason@redhat.com>
7752 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
7753 (TYPE_TRANSPARENT_AGGR): this, for union and record.
7754 * calls.c (initialize argument_information): Handle it.
7755 * c-common.c (handle_transparent_union_attribute): Use new name.
7756 * c-decl.c (finish_struct): Ditto.
7757 * c-typeck.c (type_lists_compatible_p): Ditto.
7758 (convert_for_assignment): Use new name and also handle record.
7759 * function.c (aggregate_value_p): Handle it.
7760 (pass_by_reference): Ditto.
7761 (assign_parm_data_types): Ditto.
7762 * print-tree.c (print_node): Ditto.
7763 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
7764 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
7765 * tree.c (first_field): New fn.
7767 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
7770 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
7771 even when linking statically, for now.
7773 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7776 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
7777 without a cselib val.
7778 (count_uses): Accept MO_VAL_SET with no val on stores.
7779 (add_stores): Likewise.
7781 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7783 * var-tracking.c (check_value_val): Add a compile time assertion.
7784 (dv_is_decl_p): Simplify.
7785 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
7786 gcc_assert if ENABLE_CHECKING.
7788 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7791 * var-tracking.c: Include tree-flow.h.
7792 (mem_dies_at_call): New.
7793 (dataflow_set_preserve_mem_locs): Use it.
7794 (dataflow_set_remove_mem_locs): Likewise.
7795 (dump_var): Renamed from dump_variable. Adjust all callers.
7796 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
7797 * Makefile.in (var-tracking.o): Adjust deps.
7799 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
7801 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
7803 2010-01-20 Richard Guenther <rguenther@suse.de>
7805 PR tree-optimization/42717
7806 * tree-ssa-dce.c (get_live_post_dom): Remove.
7807 (forward_edge_to_pdom): Take an arbitrary edge to copy
7808 degenerate PHI args from.
7809 (remove_dead_stmt): Use the first post-dominator even if it
7810 does not contain live statements as redirection destination.
7812 2010-01-20 Richard Guenther <rguenther@suse.de>
7814 * tree-inline.c (estimate_num_insns): Handle EH builtins.
7816 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7818 * sel-sched.c (create_speculation_check): Remove set but not used
7820 (try_transformation_cache): Remove set but not used variable ds.
7821 (calculate_privileged_insns): Remove set but not used variables
7822 cur_insn and min_spec_insn.
7823 (find_best_expr): Remove set but not used variable avail_n.
7824 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
7826 * cgraphunit.c (assemble_thunk): Remove set but not used variable
7828 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
7829 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
7832 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
7835 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
7836 cpu types. Add support for *-sse3 cpu types.
7837 (x86_64-*-*): Ditto.
7839 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7842 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
7843 argument, call initializer_constant_valid_p_1 instead of
7844 initializer_constant_valid_p, pass CACHE to it, return NULL
7845 immediately if first call returns NULL.
7846 (initializer_constant_valid_p_1): New function.
7847 (initializer_constant_valid_p): Use it.
7849 2010-01-20 Thomas Quinot <quinot@adacore.com>
7851 * tree.def (PLACEHOLDER_EXPR): Fix comment.
7853 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7855 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
7856 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
7857 (loc_list_from_tree): Don't handle unsigned division. Handle
7858 signed modulo using DW_OP_{over,over,div,mul,minus}.
7859 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
7860 modulo instead of signed.
7862 2010-01-20 DJ Delorie <dj@redhat.com>
7864 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
7866 (h8300_emit_stack_adjustment): Propogate it.
7868 (h8300_expand_prologue): Likewise.
7869 (h8300_expand_epilogue): Likewise.
7871 2010-01-19 Michael Matz <matz@suse.de>
7873 PR tree-optimization/41783
7874 * tree-data-ref.c (toplevel): Include flags.h.
7875 (dump_data_dependence_relation): Also dump the inputs if the
7876 result will be unknown.
7877 (split_constant_offset_1): Look through some conversions.
7878 * tree-predcom.c (determine_roots_comp): Restart a new chain if
7879 the offset from last element is too large.
7880 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
7881 (reassociate_to_the_same_stmt): Handle vector registers.
7882 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
7884 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
7885 wide_prolog_niters argument, emit widening instructions.
7886 (vect_do_peeling_for_alignment): Adjust caller, use widened
7887 variant of the iteration cound.
7888 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
7890 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7893 * config/arm/neon-testgen.m (emit_automatics): New parameter
7894 features. Adjust for Fixed_return_reg feature.
7895 (test_intrinsic): Call emit_automatics with new feature.
7896 * config/arm/neon.ml: Update copyright years.
7897 (features): New Fixed_return_reg feature.
7898 (ops): Update feature for Vget_low.
7900 2010-01-19 Jakub Jelinek <jakub@redhat.com>
7902 PR tree-optimization/42719
7903 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
7907 * fwprop.c (all_uses_available_at): Return false if def_set dest
7908 is a REG that is used in def_insn.
7910 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
7912 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
7914 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
7917 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
7919 * target.h (struct gcc_target) <secondary_reload>: Change type
7920 of last argument to secondary_reload_info *.
7922 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
7925 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
7926 memory references with unaligned offsets. Remove CQImode handling.
7927 (unaligned_memory_operand): Return 1 for memory references with
7928 unaligned offsets. Remove CQImode handling.
7930 2010-01-18 Richard Guenther <rguenther@suse.de>
7933 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
7936 2010-01-18 Richard Guenther <rguenther@suse.de>
7938 PR tree-optimization/42781
7939 * tree-ssa-structalias.c (find_what_var_points_to): Skip
7940 restrict processing only if the original variable was artificial.
7942 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
7944 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
7945 find number of popped argument bytes.
7947 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
7948 Fix the text that describes the return value for invalid insns.
7950 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
7952 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
7953 Clarify what 'cost of the -dependence' is. Fix quoting.
7955 * toplev.c (default_get_pch_validity): Rename argument to "sz".
7956 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
7958 2010-01-17 Jakub Jelinek <jakub@redhat.com>
7960 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
7961 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
7963 2010-01-17 Richard Guenther <rguenther@suse.de>
7966 * function.c (split_complex_args): Take a VEC to modify.
7967 (assign_parms_augmented_arg_list): Build a VEC instead of
7968 a chain of PARM_DECLs.
7969 (assign_parms_unsplit_complex): Take a VEC of arguments.
7970 Do not fixup unmodified parms.
7971 (assign_parms): Deal with the VEC.
7972 (gimplify_parameters): Likewise.
7974 2010-01-17 Richard Guenther <rguenther@suse.de>
7976 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
7977 node existence check.
7978 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
7979 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
7980 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
7981 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
7982 (gimple_execute_on_growing_pred): Likewise.
7984 2010-01-17 Richard Guenther <rguenther@suse.de>
7986 PR tree-optimization/42773
7987 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
7988 (compute_antic_aux): Likewise.
7989 (compute_partial_antic_aux): Likewise.
7991 2010-01-17 Jie Zhang <jie.zhang@analog.com>
7994 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
7997 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
7999 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
8002 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
8003 Fix markup for strict argument.
8005 (TARGET_SCHED_REORDER2): Fix argument types.
8007 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
8008 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
8010 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
8011 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
8013 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
8016 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
8017 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
8018 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
8019 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
8020 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
8022 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
8024 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
8026 (TARGET_ASM_RELOC_RW_MASK): Add return type.
8027 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
8029 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
8031 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
8034 (TARGET_ASM_NAMED_SECTION): Fix argument list.
8036 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
8037 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
8039 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
8041 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
8043 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
8044 referring to it. Fix language.
8046 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
8048 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
8050 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
8052 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
8054 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
8055 '@var{stream}. Remove stray 'and'.
8057 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
8059 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
8061 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
8063 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
8064 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
8066 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
8067 Fix description of return value.
8068 Rename argument "sz" to "len."
8070 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
8071 Clarify meaning of 'true' return value.
8073 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
8075 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
8076 rep_mode versus mode_rep.
8078 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
8080 (TARGET_BUILTIN_DECL): Fix name.
8082 (TARGET_COMMUTATIVE_P): Fix type of first argument.
8084 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
8086 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
8088 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
8090 (TARGET_RELAXED_ORDERING): Use @deftypevr.
8092 (TARGET_GET_DRAP_RTX): Note that this is a hook.
8095 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
8096 Rename argument tm_fn to md_fn.
8098 (TARGET_OPTION_PRINT): Fix argument list.
8100 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
8103 * config/i386/i386.c (ix86_fixup_binary_operands):
8104 Revert FMA4 fixup of operands.
8106 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8109 * Makefile.in (write_entries_to_file, install-plugin):
8110 Use \012 instead of \n with tr.
8112 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
8114 * configure.ac (HAVE_AS_REF): New C macro.
8115 * configure: Regenerate.
8116 * config.in: Likewise.
8117 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
8119 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
8122 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
8124 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
8126 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
8128 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
8130 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
8132 (TARGET_IN_SMALL_DATA_P): Fix argument type.
8134 (TARGET_BINDS_LOCAL_P): Fix argument type.
8136 (TARGET_ASM_FILE_END): Use prototype.
8138 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
8140 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
8142 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
8144 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
8146 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
8147 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
8149 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
8150 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
8152 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
8153 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
8154 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
8155 (TARGET_ADDR_SPACE_CONVERT): Likewise.
8157 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
8159 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
8161 (TARGET_INIT_BUILTINS): Use prototype.
8163 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
8164 Put 'const char *' in braces. Fix parameter types.
8165 (TARGET_INVALID_CONVERSION): Fix parameter types.
8166 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
8167 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
8169 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
8172 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
8174 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
8176 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
8178 * doc/tm.texi (TARGET_HELP): Fix return type.
8180 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
8181 in braces. Fix argument types.
8183 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
8185 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
8187 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
8189 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
8190 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
8192 (TARGET_MANGLE_TYPE): Fix argument types.
8194 (TARGET_IRA_COVER_CLASSES): Use prototype.
8196 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
8198 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
8200 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
8202 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
8204 (TARGET_CALLEE_COPIES): Fix argument types.
8206 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
8208 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
8210 (TARGET_FUNCTION_VALUE): Fix argument types.
8212 (TARGET_RETURN_IN_MSB): Fix argument type.
8214 (TARGET_RETURN_IN_MEMORY): Fix argument types.
8216 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
8218 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
8220 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
8221 agree with return type.
8223 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
8225 2010-01-15 Jing Yu <jingyu@google.com>
8227 PR rtl-optimization/42691
8228 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
8229 a pseudo to a constant and are merged, and adjust comments.
8231 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
8233 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
8235 2010-01-15 Richard Guenther <rguenther@suse.de>
8238 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
8239 labels of computed or non-local gotos to the destination.
8240 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
8241 landing pad label is the first label.
8243 2010-01-15 Richard Guenther <rguenther@suse.de>
8245 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
8247 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8250 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
8251 to allow generation of the xssqrtdp instruction on power7.
8252 (sqrtdf2_fpr): Ditto.
8254 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8257 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
8258 functions with noreturn attribute.
8261 * varasm.c (declare_weak): Add weak attribute to decl if it
8262 doesn't have one already.
8263 (assemble_external): Only add decls to weak_decls if they also
8264 have weak attribute.
8266 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
8268 * var-tracking.c (var_reg_delete): Don't delete the association
8269 between REGs and values or one-part variables if the register
8272 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8275 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
8276 because its first operand is a non-localized variable.
8278 2010-01-14 Martin Jambor <mjambor@suse.cz>
8280 PR tree-optimization/42706
8281 * tree-sra.c (encountered_recursive_call): New variable.
8282 (encountered_unchangable_recursive_call): Likewise.
8283 (sra_initialize): Initialize both new variables.
8284 (callsite_has_enough_arguments_p): New function.
8285 (scan_function): Call decl and flags check only for IPA-SRA, check
8286 whether there is a recursive call and whether it has enough arguments.
8287 (all_callers_have_enough_arguments_p): New function.
8288 (convert_callers): Look for recursive calls only when
8289 encountered_recursive_call is set.
8290 (ipa_early_sra): Bail out either if
8291 !all_callers_have_enough_arguments_p or
8292 encountered_unchangable_recursive_call.
8294 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8296 * sel-sched.c: Add 2010 to copyright years.
8297 * sel-sched-ir.c: Likewise.
8298 * sel-sched-ir.h: Likewise.
8300 2010-01-14 Martin Jambor <mjambor@suse.cz>
8302 PR tree-optimization/42714
8303 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
8304 constructors specially.
8306 2010-01-14 Andi Kleen <ak@linux.intel.com>
8308 * config/i386/drivers-i386.c (detect_caches_intel):
8309 Add l2sizekb parameter and fill in.
8310 (host_detect_local_cpu): Add l2sizekb, fill in.
8311 Add Atom small cache heuristic.
8313 2010-01-14 Andi Kleen <ak@linux.intel.com>
8315 * config/i386/drivers-i386.c (detect_caches_cpuid4):
8316 Add level3 parameter and fill in.
8317 (detect_caches_intel): Handle level3 cache.
8319 2010-01-14 Andi Kleen <ak@linux.intel.com>
8321 * config/i386/drivers-i386.c (host_detect_local_cpu):
8322 Fix core duo detection.
8324 2010-01-14 Andi Kleen <ak@linux.intel.com>
8326 * config/i386/drivers-i386.c (host_detect_local_cpu):
8329 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8331 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
8332 (rs6000_variable_issue_1): this. Use...
8333 (rs6000_variable_issue): here. Reimplement. Print debug info.
8335 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8337 * sel-sched-ir.c (sel_restore_other_notes): Rename to
8338 sel_restore_notes. Update all callers. Call reemit_notes
8341 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8343 PR rtl-optimization/42246
8344 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
8347 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8349 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
8350 all successors is the same as number of successors in current region.
8352 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8354 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
8355 to rename is not separable. Otherwise check that its LHS is not NULL.
8357 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8359 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
8361 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8363 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
8364 available registers when failed to discover LHS register class.
8365 Fix indentation. Update comment.
8367 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8368 Alexander Monakov <amonakov@ispras.ru>
8370 PR rtl-optimization/42389
8371 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
8373 (advance_state_on_fence): Likewise.
8374 (sel_target_adjust_priority): Print debug output only when
8375 sched_verbose >= 4, not 2.
8376 (get_expr_cost): Do not issue all unique insns on the next cycle.
8377 (fill_insns): Initialize can_issue_more from the value saved
8379 * sel-sched-ir.c (flist_add): New parameter issue_more.
8380 Init FENCE_ISSUE_MORE with it.
8381 (merge_fences): Likewise.
8382 (init_fences): Update call to flist_add.
8383 (add_to_fences, add_clean_fence_to_fences)
8384 (add_dirty_fence_to_fences): Likewise.
8385 (move_fence_to_fences): Update call to merge_fences.
8386 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
8388 * sel-sched-ir.h (struct _fence): New field issue_more.
8389 (FENCE_ISSUE_MORE): New accessor macro.
8391 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8393 PR rtl-optimization/42388
8394 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
8395 that have no predecessors nor successors. Do not call move_bb_info
8396 for empty blocks outside of current region.
8398 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8400 PR rtl-optimization/42294
8401 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
8402 * sel-sched.c (move_exprs_to_boundary): Transitively add all
8403 originators' originators.
8405 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8407 PR rtl-optimization/39453
8408 PR rtl-optimization/42246
8409 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
8411 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
8413 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8414 Alexander Monakov <amonakov@ispras.ru>
8417 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
8418 (maybe_tidy_empty_bb): ... here. Make static. Add new
8419 argument. Update all callers.
8420 (tidy_control_flow): ... and here. Recompute topological order
8421 of basic blocks in region if necessary.
8422 (sel_redirect_edge_and_branch): Change return type. Return true
8423 if topological order might have been invalidated.
8424 (purge_empty_blocks): Export and move from...
8425 * sel-sched.c (purge_empty_blocks): ... here.
8426 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
8427 (maybe_tidy_empty_bb): Delete prototype.
8428 (purge_empty_blocks): Declare.
8430 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8432 PR rtl-optimization/42249
8433 * sel-sched.c (try_replace_dest_reg): When chosen register
8434 and original register is the same, do not bail out early, but
8435 still check all original insns for validity of replacing destination
8436 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
8439 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8442 Port from no-undefined-overflow branch:
8443 2009-03-09 Richard Guenther <rguenther@suse.de>
8445 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
8447 2010-01-14 Richard Guenther <rguenther@suse.de>
8450 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
8452 2010-01-14 Ira Rosen <irar@il.ibm.com>
8454 PR tree-optimization/42709
8455 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
8456 as scalar type in creation of constant vector operand.
8458 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8461 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
8462 (check-parallel-%): Match `testsuite' directory component only
8465 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
8467 PR translation/39521
8468 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
8471 2010-01-13 Richard Guenther <rguenther@suse.de>
8473 PR tree-optimization/42730
8474 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
8477 2010-01-13 Steve Ellcey <sje@cup.hp.com>
8480 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
8481 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
8484 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
8486 * config/bfin/libgcc-bfin.ver: Regenerate based on current
8487 libgcc-std.ver. Add entries for ___smulsi3_highpart and
8488 ___umulsi3_highpart.
8490 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
8491 rather than schedule_insns if the pass is enabled.
8493 2010-01-13 Martin Jambor <mjambor@suse.cz>
8495 PR tree-optimization/42704
8496 * tree-sra.c (sra_modify_assign): Do not delete assignments to
8499 2010-01-13 Martin Jambor <mjambor@suse.cz>
8501 PR tree-optimization/42703
8502 * tree-sra.c (analyze_access_subtree): Check that we can build a
8503 reference to the original data within the aggregate.
8505 2010-01-13 Richard Guenther <rguenther@suse.de>
8507 PR tree-optimization/42705
8508 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
8510 2010-01-13 Richard Guenther <rguenther@suse.de>
8513 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
8515 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8518 * var-tracking.c (values_to_unmark): New variable.
8519 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8520 values_to_unmark vector. Moved body to...
8521 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8522 instead queue it into values_to_unmark vector.
8523 (vt_find_locations): Free values_to_unmark vector.
8525 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
8527 * config/s390/s390.c (override_options): Set
8528 default of max-pending-list-length to 256
8530 2010-01-13 Richard Guenther <rguenther@suse.de>
8533 * tree-pass.h (PROP_gimple_lcx): New.
8534 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
8535 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
8536 before the final cleanup_eh.
8537 (dump_properties): Dump PROP_gimple_lcx.
8538 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
8539 (tree_lower_complex_O0): Remove.
8540 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
8541 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
8542 tree_lower_complex, schedule TODO_update_ssa.
8543 * lto-streamer-out.c (output_function): Stream the functions
8545 * lto-streamer-in.c (input_function): Likewise.
8546 (lto_read_body): Do not override them here.
8548 2010-01-12 Joseph Myers <joseph@codesourcery.com>
8551 * c-typeck.c (build_c_cast): Fold value cast to union type before
8552 wrapping it in a CONSTRUCTOR.
8554 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8556 PR rtl-optimization/42699
8557 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
8560 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8562 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8563 SUBTARGET_WARN_UNUSED_SPEC): Move ...
8564 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8565 SUBTARGET_WARN_UNUSED_SPEC): ... here
8566 * config/mips/iris5.h (LIBGCC_SPEC): Define.
8568 2010-01-12 Julian Brown <julian@codesourcery.com>
8570 * config/arm/neon-schedgen.ml (Utils): Don't try to
8571 open missing module.
8572 (find_with_result): New.
8574 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8577 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
8578 sharing when canonicalizing ({lt,ge}u (plus a b) b).
8580 PR tree-optimization/42645
8581 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
8582 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
8583 decl_map, set processing_debug_stmt to -1 and return name without
8586 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
8588 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
8589 binutils version, and reword target configuration description.
8591 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8593 * config/avr/avr.h (LINKER_NAME): Remove.
8595 2010-01-11 Janis Johnson <janis187@us.ibm.com>
8598 * config/rs6000/rs6000.c (rs6000_override_options): On targets
8599 that support VSX, warn for -mno-altivec if vsx is not disabled,
8602 2010-01-11 Joseph Myers <joseph@codesourcery.com>
8603 Shujing Zhao <pearly.zhao@oracle.com>
8605 PR translation/42469
8606 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
8607 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
8608 character between option name and help text.
8609 * c.opt (imultilib): Likewise.
8611 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
8613 * lto-streamer-out.c (output_unreferenced_globals): Output static
8616 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
8618 PR rtl-optimization/42621
8619 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
8620 optimizing for size.
8621 (duplicate_computed_gotos): Remove now-redundant check.
8623 2010-01-10 Steve Ellcey <sje@cup.hp.com>
8626 * configure.ac: Save and restore LDFLAGS and LIBS
8627 * configure: Regenerate.
8629 2010-01-10 Richard Guenther <rguenther@suse.de>
8632 * builtins.c (fold_builtin_strlen): Add type argument and
8633 convert the resulting length to it.
8634 (fold_builtin_1): Adjust.
8636 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8638 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
8639 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
8641 (num_insns_constant_wide): Adjust for that change.
8643 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8646 * web.c (union_defs): Add used argument, to combine uses of
8648 (entry_register): Adjust type and tests of used argument.
8649 (web_main): Widen used for new use. Pass it to union_defs.
8650 * df.h (union_defs): Adjust prototype.
8652 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8655 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
8656 uses in new incoming argument. Free body.
8657 (reset_debug_uses_in_loop): New.
8658 (analyze_insn_to_expand_var): Call the latter if the former found
8659 anything. Fix whitespace. Reject invalid dest overlaps before
8660 going through all insns in the loop.
8662 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8665 * haifa-sched.c (dying_use_p): Debug insns don't count.
8667 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8670 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
8671 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
8672 (verify_gimple_call): Reject LHS in noreturn calls.
8674 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8678 * tree-vect-loop-manip.c (adjust_info): New type.
8679 (adjust_vec): New pointer to vector.
8680 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
8681 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
8682 (slpeel_update_phis_for_duplicate_loop): Use them.
8683 (slpeel_update_phi_nodes_for_guard1): Likewise.
8684 (slpeel_update_phi_nodes_for_guard2): Likewise.
8685 (slpeel_tree_peel_loop_to_edge): Likewise.
8686 (vect_update_ivs_after_vectorizer): Likewise.
8688 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8690 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
8691 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8693 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8695 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
8696 bogus uninitialized warning.
8698 2010-01-09 Richard Guenther <rguenther@suse.de>
8701 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
8702 the evolution is compatible with the initial condition.
8704 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8706 * gcc.c (process_command): Update copyright notice dates.
8707 * gcov.c (print_version): Likewise.
8708 * gcov-dump.c (print_version): Likewise.
8709 * mips-tfile.c (main): Likewise.
8710 * mips-tdump.c (main): Likewise.
8712 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8715 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
8717 (rotlhi3_8): Delete.
8719 (rotlsi3_8): Delete.
8720 (rotlsi3_16): Delete.
8721 (rotlsi3_24): Delete.
8723 (*rotw<mode>3): New.
8724 (*rotb<mode>3): New.
8725 * config/avr/avr.c (avr_rotate_bytes): New function.
8726 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
8728 2010-01-08 Steve Ellcey <sje@cup.hp.com>
8731 * configure.ac: Modify -rdynamic check.
8732 * configure: Regenerate.
8734 2010-01-08 DJ Delorie <dj@redhat.com>
8736 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
8737 register popping order.
8739 2010-01-08 Richard Guenther <rguenther@suse.de>
8742 * c.opt (fsigned-char): Also let LTO handle this option.
8743 (funsigned-char): Likewise.
8745 2010-01-07 Richard Guenther <rguenther@suse.de>
8747 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
8748 (gimple_op): Likewise.
8749 (gimple_op_ptr): Likewise.
8750 (gimple_assign_set_lhs): Remove gcc_assert.
8751 (gimple_assign_set_rhs1): Likewise.
8752 (gimple_assign_set_rhs2): Likewise.
8753 (gimple_call_set_lhs): Likewise.
8754 (gimple_call_set_fn): Likewise.
8755 (gimple_call_set_fndecl): Likewise.
8756 (gimple_call_fndecl): Likewise.
8757 (gimple_call_return_type): Likewise.
8758 (gimple_call_set_chain): Likewise.
8759 (gimple_call_num_args): Likewise.
8760 (gimple_call_set_arg): Likewise.
8761 (gimple_cond_set_code): Likewise.
8762 (gimple_cond_set_lhs): Likewise.
8763 (gimple_cond_set_rhs): Likewise.
8764 (gimple_cond_set_true_label): Likewise.
8765 (gimple_cond_set_false_label): Likewise.
8766 (gimple_label_set_label): Likewise.
8767 (gimple_goto_set_dest): Likewise.
8768 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
8769 (gimple_debug_bind_get_value): Likewise.
8770 (gimple_debug_bind_get_value_ptr): Likewise.
8771 (gimple_debug_bind_set_var): Likewise.
8772 (gimple_debug_bind_set_value): Likewise.
8773 (gimple_debug_bind_reset_value): Likewise.
8774 (gimple_debug_bind_has_value_p): Likewise.
8775 (gimple_return_retval_ptr): Remove gcc_assert.
8776 (gimple_return_retval): Likewise.
8777 (gimple_return_set_retval): Likewise.
8778 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
8779 (safe_referenced_var_iterator): Remove.
8780 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
8781 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
8782 (fill_referenced_var_vec): Remove.
8783 (first_readonly_imm_use): Remove redundant gcc_assert.
8784 (phi_arg_index_from_use): Combine gcc_asserts.
8785 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
8786 (first_imm_use_stmt): Remove redundant gcc_assert.
8787 * tree-cfg.c (verify_gimple_call): Verify function and chain
8788 operands. Verify arguments.
8789 (verify_types_in_gimple_stmt): Verify condition code and labels.
8791 2010-01-07 Richard Guenther <rguenther@suse.de>
8793 PR tree-optimization/42641
8794 * sese.c (rename_map_elt_info): Use the SSA name version, do
8797 2010-01-07 Jakub Jelinek <jakub@redhat.com>
8799 PR tree-optimization/42625
8800 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
8801 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
8803 2010-01-07 Duncan Sands <baldrick@free.fr>
8805 * Makefile.in (PLUGIN_HEADERS): Add version.h.
8807 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
8810 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
8811 note itself is not function_invariant_p.
8813 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
8815 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
8816 Do not add the DF_NOTE problem.
8817 * store-motion.c (execute_rtl_store_motion): Likewise.
8819 2010-01-07 Martin Jambor <mjambor@suse.cz>
8821 PR tree-optimization/42157
8822 * tree-sra.c (compare_access_positions): Stabilize sort if both
8823 accesses have integer types, return zero immediately if they are the
8826 2010-01-06 Richard Henderson <rth@redhat.com>
8829 * haifa-sched.c (add_to_note_list): Merge into ...
8830 (concat_note_lists): ... here, and ...
8831 (unlink_other_notes, rm_other_notes): Merge into...
8832 (remove_notes): ... here. Create REG_SAVE_NOTEs for
8833 NOTE_INSN_EPILOGUE_BEG.
8835 2010-01-06 Richard Guenther <rguenther@suse.de>
8837 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
8838 not inline regular functions into always-inline functions.
8840 2010-01-06 Nick Clifton <nickc@redhat.com>
8842 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
8843 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
8845 (OVERRIDE_OPTIONS): Delete.
8846 (OPTIMIZATION_OPTIONS): Define.
8847 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
8848 * config/rx/rx.c (rx_handle_option): Issue an error message if
8849 -mcpu=rx200 and -fpu are used together.
8850 (rx_set_optimization_options): New function. Issue an error
8851 message if an optimization attribute attempts to reset the FPU/
8852 math optimization pairing.
8853 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
8854 * config/rx/rx.opt: Set the default to 32-bit doubles.
8855 * config/rx/t-rx: Add multilibs for -nofpu option.
8856 * doc/invoke.texi: Update documentation of RX options.
8858 2010-01-06 Richard Guenther <rguenther@suse.de>
8860 * tree-ssa-pre.c (name_to_id): New global.
8861 (alloc_expression_id): Simplify SSA name handling.
8862 (lookup_expression_id): Likewise.
8863 (init_pre): Zero name_to_id.
8864 (fini_pre): Free it.
8866 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
8868 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
8870 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
8873 * config/i386/sse.md (smaxv2di3): New.
8874 (umaxv2di3): Likewise.
8875 (sminv2di3): Likewise.
8876 (uminv2di3): Likewise.
8878 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
8881 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
8882 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
8883 (legitimize_tls_address): Likewise.
8884 (sparc_tls_referenced_p): Likewise.
8885 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
8886 and adjust calls to legitimize_pic_address.
8887 (legitimate_constant_p) Use sparc_tls_referenced_p.
8888 (legitimate_pic_operand_p): Likewise.
8889 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
8890 (sparc_tls_symbol_ref_1): Delete.
8891 (sparc_tls_referenced_p): Make static, recognize specific patterns.
8892 (legitimize_tls_address): Make static, handle CONST patterns.
8893 (legitimize_pic_address): Make static, remove unused parameter and
8894 adjust recursive calls.
8895 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
8896 and adjust call to legitimize_pic_address.
8897 (sparc_output_mi_thunk): Likewise.
8899 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
8900 H.J. Lu <hongjiu.lu@intel.com>
8903 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
8904 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
8905 operands to make them signed.
8908 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8911 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8912 GTU to GT for V4SI and V2DI.
8914 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8915 (umin<mode>3): Removed.
8917 (uminv4si3): Likewise.
8919 2010-01-05 Martin Jambor <mjambor@suse.cz>
8921 PR tree-optimization/42462
8922 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
8923 current_function_decl to helper functions and macros.
8925 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8928 * flags.h: Don't include real.h.
8929 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
8930 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
8931 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
8932 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
8933 * dominance.c: Update copyright.
8934 * gimple.c (walk_gimple_op): Remove inline.
8935 * tree-ssa-reassoc.c: Include real.h.
8936 * Makefile.in (FLAGS_H): Remove $(REAL_H).
8937 (tree-ssa-reassoc.o): Depend on $(REAL_H).
8939 2010-01-05 Nick Clifton <nickc@redhat.com>
8941 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
8942 register to push into the stack frame when the accumulator has to
8943 be saved during interrupts.
8945 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
8947 * doc/invoke.texi: Remove the documentation about option
8949 * common.opt (Wunreachable-code): Preserved for backward
8951 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
8952 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
8953 the backward compatibility flag section.
8955 2010-01-05 Richard Guenther <rguenther@suse.de>
8957 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
8959 2010-01-05 Jakub Jelinek <jakub@redhat.com>
8962 * cfgexpand.c (expand_one_var): Diagnose too large variables.
8964 PR tree-optimization/42508
8965 * tree-sra.c (convert_callers): Check for recursive call
8966 by comparing cgraph nodes instead of decls.
8967 (modify_function): Call ipa_modify_formal_parameters also
8968 on all same_body aliases.
8970 * cgraphunit.c (cgraph_materialize_all_clones): Compare
8971 cgraph nodes when checking for same_body aliases.
8973 2010-01-05 Richard Guenther <rguenther@suse.de>
8975 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
8976 allocation and lookup.
8977 (get_or_alloc_expr_for_constant): Likewise.
8978 (phi_translate): Sink allocation.
8980 2010-01-04 Richard Guenther <rguenther@suse.de>
8982 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
8983 a new entry only if needed.
8984 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
8985 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
8987 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
8989 (phi_translate): Handle CONSTANTs early.
8991 2010-01-04 Martin Jambor <mjambor@suse.cz>
8993 PR tree-optimization/42398
8994 * tree-sra.c (struct access): Removed flag grp_different_types.
8995 (dump_access): Do not dump the removed flag.
8996 (sort_and_splice_var_accesses): Do not set the removed flag.
8997 (sra_modify_expr): Check for type compatibility directly.
8999 2010-01-04 Martin Jambor <mjambor@suse.cz>
9001 PR tree-optimization/42366
9002 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
9003 edges with variable number of parameters.
9004 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
9005 flag instead of asserting it.
9006 (ipa_read_node_info): Read uses_analysis_done flag.
9008 2010-01-04 Richard Guenther <rguenther@suse.de>
9010 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
9011 iterative_hash_* as intended.
9012 (vn_reference_compute_hash): Likewise. Simplify hashing
9014 (vn_reference_lookup_2): Likewise.
9015 (vn_nary_op_compute_hash): Likewise.
9016 (vn_phi_compute_hash): Likewise.
9017 (expressions_equal_p): Remove strange code.
9018 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
9019 (pre_expr_hash): Likewise. Simplify hashing SSA names.
9020 (bitmap_insert_into_set_1): Take value-id as parameter.
9021 (add_to_value): Pass it.
9022 (bitmap_insert_into_set): Likewise.
9023 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
9025 2010-01-04 Jakub Jelinek <jakub@redhat.com>
9028 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
9029 (do_self_spec): For switches with SWITCH_IGNORE set set also
9030 SWITCH_IGNORE_PERMANENTLY.
9031 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
9034 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
9036 * lto-streamer-out.c (output_unreferenced_globals): Output the full
9037 tree of an unreferenced global var.
9039 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9042 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9043 GTU to GT for V4SI and V2DI.
9045 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9046 (umin<mode>3): Removed.
9048 (uminv4si3): Likewise.
9050 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9053 * collect2.c (main): Turn on trace in collect2 if -v is passed
9056 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
9058 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
9059 description of expression operand.
9061 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
9063 * configure.ac: Add install-html to target_list for Make-hooks.
9064 * configure: Regenerate.
9065 * fortran/Make-lang.in (F95_HTMLFILES): New.
9066 (fortran.html): Use it.
9067 (fortran.install-html): New.
9068 * Makefile.in (install-html): Add lang.install-html.
9069 * java/Make-lang.in (JAVA_HTMLFILES): New.
9070 (java.html): Use it.
9071 (java.install-html): New.
9072 * objc/Make-lang.in (objc.install-html): New.
9073 * objcp/Make-lang.in (obj-c++.install-html): New.
9074 * cp/Make-lang.in (c++.install-html): New.
9075 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
9076 * lto/Make-lang.in (lto.install-html): New.
9078 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9081 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
9083 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
9085 PR rtl-optimization/41862
9086 * store-motion.c (store_killed_in_insn, compute_store_table,
9087 remove_reachable_equiv_notes, replace_store_insn,
9088 build_store_vectors): Ignore all DEBUG_INSNs.
9090 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9093 * common.opt: Add dumpdir.
9095 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
9097 (option_map): Add --dumpdir.
9099 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
9101 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
9103 * opts.c (decode_options): Try dump_dir_name first if
9104 dump_base_name isn't an absolute path.
9105 (common_handle_option): Handle OPT_dumpdir.
9107 * toplev.c (dump_dir_name): New.
9108 (print_switch_values): Also ignore -dumpdir.
9110 * toplev.h (dump_dir_name): New.
9112 2010-01-03 Richard Guenther <rguenther@suse.de>
9114 PR tree-optimization/42589
9115 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
9116 double-word expansion of bswap32.
9118 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
9120 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
9121 with BLOCK_FOR_INSN.
9122 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
9123 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
9124 noce_process_if_block): Likewise.
9125 * gcse.c (compute_local_properties, insert_expr_in_table,
9126 insert_set_in_table, canon_list_insert, find_avail_set,
9127 pre_insert_copy_insn): Likewise.
9129 * basic-block.h (BLOCK_NUM): Move from here...
9130 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
9132 2010-01-03 Richard Guenther <rguenther@suse.de>
9134 PR tree-optimization/42438
9135 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
9136 contains_may_not_return_call flag.
9137 (BB_MAY_NOTRETURN): New.
9138 (valid_in_sets): Trapping nary operations are not valid
9139 in blocks that may not return.
9140 (insert_into_preds_of_block): Remove check for trapping expressions.
9141 (compute_avail): Compute also BB_MAY_NOTRETURN.
9143 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
9145 * doc/invoke.texi: Add 2010 to copyright years.
9147 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
9149 * config/sparc/sparc.c: Fix formatting nits.
9151 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
9152 Alexander Monakov <amonakov@ispras.ru>
9154 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
9156 2010-01-02 Richard Guenther <rguenther@suse.de>
9159 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
9160 (simplify_switch_using_ranges): Mark to be removed edges
9163 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9165 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
9167 * collect2.c (scan_libraries): Add missing argument in call to
9170 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
9173 * config/alpha/predicates.md (aligned_memory_operand): Return false
9175 (unaligned_memory_operand): Return true for CQImode.
9176 * config/alpha/alpha.c (get_aligned_mem): Assert that location
9177 doesn not cross aligned SImode word boundary.
9179 2010-01-02 Anatoly Sokolov <aesok@post.ru>
9181 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
9183 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
9184 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
9186 2010-01-02 Richard Guenther <rguenther@suse.de>
9189 * toplev.c (compile_file): Emit LTO marker properly. Change
9191 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
9193 2010-01-01 Richard Guenther <rguenther@suse.de>
9196 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
9198 2010-01-01 Richard Guenther <rguenther@suse.de>
9201 * c-decl.c (grokdeclarator): For zero-size arrays force
9202 structural equality checks as layout_type does.
9204 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9206 * builtins.c: Update copyright to 2010.
9208 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9211 * lto-streamer-out.c (produce_asm): Revert the last change.
9212 (copy_function): Likewise.
9214 * lto-streamer.c (lto_get_section_name): Skip any leading
9217 2010-01-01 Richard Guenther <rguenther@suse.de>
9220 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
9224 Copyright (C) 2010 Free Software Foundation, Inc.
9226 Copying and distribution of this file, with or without modification,
9227 are permitted in any medium without royalty provided the copyright
9228 notice and this notice are preserved.