1 2010-05-12 Jan Hubicka <jh@suse.cz>
3 * cgraph.h (struct varpool_node): Add aux.
4 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
5 * varpool.c (varpool_remove_node): Do not remove initializer.
6 (varpool_reset_queue): Export.
7 (varpool_finalize_decl): Volatile vars are forced to be output.
8 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
10 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
11 process_references, varpool_can_remove_if_no_refs): New functions.
12 (cgraph_remove_unreachable_nodes): Handle variables too.
14 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
17 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
19 2010-05-12 Jakub Jelinek <jakub@redhat.com>
22 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
23 change value of ORT_TASK.
24 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
25 (omp_notice_threadprivate_variable): New function.
26 (omp_notice_variable): Call it for threadprivate variables.
27 If enclosing ctx is a task, print enclosing task rather than
28 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
29 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
30 if task has untied clause.
33 * dwarf2out.c (base_type_die): Don't add name attribute here.
34 (modified_type_die): Instead of sizetype use
35 its underlying original type. If a DW_TAG_base_type doesn't
36 have name added, add __unknown__.
37 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
38 always call force_type_die instead.
40 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
42 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
43 for __stack_chk_guard.
45 2010-05-11 Jakub Jelinek <jakub@redhat.com>
47 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
48 don't call start_source_file debug hook here...
49 (finish_options): ... but here, after outputting predefined and
50 command line defines and undefs.
53 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
55 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
56 optimizing away empty bb with no successors, move over its
57 footer chain to fallthru predecessor.
58 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
59 (rtl_split_edge): For asm goto call patch_jump_insn even if
60 splitting fallthru edge.
63 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
64 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
65 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
66 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
70 * c-parser.c (c_parser_expression): Mark LHS of a comma
71 expression as read if it is a decl, handled component or
72 COMPOUND_EXPR with that on the RHS.
73 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
74 if it is a decl or handled component.
76 2010-05-11 Jan Hubicka <jh@suse.cz>
78 * lto-symtab.c (lto_symtab_free): New function.
79 * lto-streamer.h (lto_symtab_free): Declare.
81 2010-05-11 Jan Hubicka <jh@suse.cz>
83 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
84 that if function is needed it is reachable.
85 (lto_output_node): See if it the function is reachable or referenced.
86 (output_cgraph): Update call of lto_output_node.
87 * lto-streamer.h (reachable_from_other_partition_p): Declare.
89 2010-05-11 Jan Hubicka <jh@suse.cz>
91 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
94 2010-05-11 Jan Hubicka <jh@suse.cz>
96 PR tree-optimize/44063
97 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of queue.
98 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
100 (estimate_function_body_sizes): Compute sizes even when disregarding.
102 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
104 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
106 2010-05-11 Jan Hubicka <jh@suse.cz>
108 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
111 2010-05-11 Jan Hubicka <jh@suse.cz>
113 * matrix-reorg.c (matrix_reorg): Rebuild edges.
115 2010-05-11 Jan Hubicka <jh@suse.cz>
117 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
118 lto_streamer_cache_delete): Put nodes into heap.
119 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
122 2010-05-11 Jan Hubicka <jh@suse.cz>
124 * cgraphbuild.c (cgraph_rebuild_references): New.
125 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
127 * cgraph.h (cgraph_rebuild_references): Declare.
128 * tree-inline.c (tree_function_versioning): Use it.
129 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
131 2010-05-11 Jan Hubicka <jh@suse.cz>
133 * cgraph.c: Include ipa-utils.h
134 (cgraph_create_virtual_clone): Update references.
135 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
137 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
139 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
140 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
143 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
145 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
147 2010-05-11 Jakub Jelinek <jakub@redhat.com>
149 * gcc.c (execute): For -### don't quote arguments that
150 contain just alphanumerics and _/-. characters.
151 * doc/invoke.texi: Document that change for -###.
154 * df-problems.c (struct dead_debug): Add to_rescan field.
155 (dead_debug_init): Clear to_rescan field.
156 (dead_debug_finish): Rescan all debug insns in to_rescan
157 bitmap and free the bitmap.
158 (dead_debug_insert_before): Instead of rescanning debug insns
159 immediately queue their rescanning until dead_debug_finish.
160 (df_note_bb_compute): After dead_debug_add do continue instead
163 2010-05-10 Jakub Jelinek <jakub@redhat.com>
166 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
167 clear also INSN_REG_USE_LIST.
169 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
171 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
173 2010-05-10 Jan Hubicka <jh@suse.cz>
175 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally commited change.
177 2010-05-10 Jan Hubicka <jh@suse.cz>
179 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries): Allocate
181 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
182 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
183 (lto_streamer_cache_create): Init alloc pool.
184 (lto_streamer_cache_delete): Free alloc pool.
185 * lto-streamer.h: Include alloc pool.
186 (lto_streamer_cache_d): Use alloc pool.
187 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
189 2010-05-10 Jan Hubicka <jh@suse.cz>
191 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
192 * cgraphbuild.c: Include except.h
193 (record_type_list, record_eh_tables): New function.
194 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
196 2010-05-10 Jan Hubicka <jh@suse.cz>
198 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
199 __frame_dummy_init_array_entry, force_to_data): Attribute as used
202 2010-05-10 Michael Matz <matz@suse.de>
204 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
205 (can_reassociate_p): Use FLOAT_TYPE_P.
206 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
207 (vect_force_simple_reduction): ... this.
208 * tree-parloops.c (gather_scalar_reductions): Use
209 vect_force_simple_reduction.
210 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
211 vect_is_simple_reduction, add modify argument, if true rewrite
213 (vect_is_simple_reduction, vect_force_simple_reduction): New
215 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
217 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
218 Vladimir Makarov <vmakarov@redhat.com>
220 PR rtl-optimization/44012
221 * ira-build.c (remove_unnecessary_allocnos): Nullify
222 regno_allocno_map of the removed allocno.
224 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
226 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
228 * configure: Regenerate.
230 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
232 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
234 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
235 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
237 * configure: Regenerate.
239 2010-05-10 Richard Guenther <rguenther@suse.de>
241 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
242 marked if the entry identifier is marked.
244 2010-05-10 Richard Guenther <rguenther@suse.de>
246 * c-common.c (struct c_common_attributes): Add fnspec attribute.
247 (handle_fnspec_attribute): New function.
248 * gimple.h (gimple_call_return_flags): Declare.
249 (gimple_call_arg_flags): Likewise.
250 * gimple.c (gimple_call_arg_flags): New function.
251 (gimple_call_return_flags): Likewise.
252 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
254 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
256 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
257 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
259 (make_heapvar_for): ... this new function.
260 (handle_rhs_call): Handle fnspec attribute argument specifiers.
261 (handle_lhs_call): Likewise.
262 (find_func_aliases): Adjust.
264 2010-05-10 Richard Guenther <rguenther@suse.de>
266 PR tree-optimization/44050
267 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
269 2010-05-10 Wei Guozhi <carrot@google.com>
272 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
274 2010-05-09 Joseph Myers <joseph@codesourcery.com>
277 * c-typeck.c (lookup_field): Take a type directly. Update
279 (build_component_ref): Update call to lookup_field.
280 (set_init_label): Use lookup_field to find initialized field.
281 Handle returned list of fields like a sequence of designators.
283 2010-05-09 Richard Guenther <rguenther@suse.de>
286 * fold-const.c (tree_single_nonzero_warnv_p): Properly
287 handle &FUNCTION_DECL.
289 2010-05-09 Joseph Myers <joseph@codesourcery.com>
292 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
293 structures and unions recursively.
294 (detect_field_duplicates): Move duplicate detection with a hash to
295 detect_field_duplicates_hash. Always use a hash if anonymous
296 structures or unions are present.
297 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
300 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
303 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
304 detect Atom, Core 2 and Core i7.
306 2010-05-09 Richard Guenther <rguenther@suse.de>
308 * gcc.c (store_arg): Handle temporary file deletion for
311 2010-05-09 Richard Guenther <rguenther@suse.de>
314 * ipa-inline.c (estimate_function_body_sizes): Return after
315 disregarding inline limits.
317 2010-05-09 Richard Guenther <rguenther@suse.de>
319 * gcc.c (store_arg): Revert last change.
321 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
324 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
325 (optimize_ops_list): Call it.
327 2010-05-08 Richard Guenther <rguenther@suse.de>
329 PR tree-optimization/44030
330 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
331 NECESSARY flag if we propagate from a inserted expression.
333 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
335 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
336 domain types as equal if they are both PLACEHOLDER_EXPRs.
338 2010-05-08 Richard Guenther <rguenther@suse.de>
340 * lto-wrapper.c (run_gcc): Remove linker output from
341 command line for LTRANS invocation.
343 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
345 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
346 lto-macho as lto_binary_reader.
347 * target.h (struct gcc_target): New hooks lto_start and lto_end.
348 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
349 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
350 in lto_start and lto_end calls.
351 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
353 (scan_prog_file): Update is_elf_or_coff call.
354 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
356 * collect2.c (main): Fix enum comparison.
358 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
360 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
361 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
362 and TARGET_ASM_LTO_END.
363 * darwin.c: Include obstack.h and lto-streamer.h.
364 (lto_section_names_offset, lto_section_names_obstack,
365 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
367 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
368 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
370 (darwin_asm_lto_end): New function. Restore asm_out_file.
371 (darwin_asm_named_section): For LTO sections, replace the name with
372 the offset of the section name in a string table, and build this
374 (darwin_file_start): Initialize global vars for LTO support.
375 (darwin_file_end): If output to asm_out_file was redirected, append it
376 to the proper asm_out_file here. Add the section names section.
378 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
380 * c-pragma.c (pending_weak_d, pending_weak): New.
381 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
382 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
383 handle_pragma_weak): Update the uses of pending_weaks.
385 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
387 PR documentation/44016
388 * doc/standards.texi (Standards): Link to unversioned
389 cxx0x_status.html page.
391 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
394 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
395 in addition to TREE_USED, to avoid "set but unused" warnings.
397 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
399 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
400 (is_loop_prefetching_profitable): Do not insert prefetches
401 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
402 times the prefetch ahead distance.
404 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
406 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
407 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
408 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
411 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
413 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
414 a diagnostic info when the insn-to-mem ratio is too small.
416 2010-05-07 Richard Guenther <rguenther@suse.de>
418 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
420 (store_arg): Queue temp_filename for deletion instead of
423 2010-05-07 Richard Guenther <rguenther@suse.de>
425 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
426 (run_gcc): Handle LTRANS phase invocation.
427 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
429 2010-05-07 Jakub Jelinek <jakub@redhat.com>
431 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
432 this is also meaningful on PARM_DECLs and RESULT_DECLs.
434 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
436 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
438 2010-05-07 Richard Guenther <rguenther@suse.de>
440 PR tree-optimization/44020
441 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
442 code when PRE is not yet initialized.
444 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
446 * config/mips/dbxmdebug.h: Remove.
447 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
449 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
451 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
452 with null pointer and also warn about ordered comparison of zero with
455 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
457 * graphite-blocking.c
458 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
459 * graphite-clast-to-gimple.c
460 (clast_to_gcc_expression): Same.
461 (precision_for_value): Same.
462 (precision_for_interval): Same.
463 (gcc_type_for_interval): Same.
464 (graphite_create_new_guard): Same.
465 (compute_bounds_for_level): Same.
466 (graphite_create_new_loop_guard): Same.
467 * graphite-interchange.c
468 (build_linearized_memory_access): Same.
469 (pdr_stride_in_loop): Same.
470 (memory_strides_in_loop_1): Same.
471 (memory_strides_in_loop): Same.
472 (extend_scattering): Same.
473 (psct_scattering_dim_for_loop_depth): Same.
474 (pbb_number_of_iterations): Same.
476 (debug_iteration_domains): Same.
478 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
479 (ppl_set_inhomogeneous_gmp): Same.
480 (ppl_strip_loop): Same.
481 (ppl_lexico_compare_linear_expressions): Same.
482 (ppl_read_polyhedron_matrix): Same.
483 (ppl_max_for_le_pointset): Same.
485 (ppl_read_polyhedron_matrix): Same.
486 (tree_int_to_gmp): Same.
487 (gmp_cst_to_tree): Same.
488 (ppl_set_inhomogeneous): Same.
489 (ppl_set_inhomogeneous_tree): Same.
490 (ppl_set_coef): Same.
491 (ppl_set_coef_tree): Same.
492 * graphite-sese-to-poly.c
493 (build_pbb_scattering_polyhedrons): Same.
494 (build_scop_scattering): Same.
495 (scan_tree_for_params_right_scev): Same.
496 (scan_tree_for_params): Same.
497 (find_params_in_bb): Same.
498 (find_scop_parameters): Same.
499 (add_upper_bounds_from_estimated_nit): Same.
500 (build_loop_iteration_domains): Same.
501 (add_condition_to_domain): Same.
502 (pdr_add_memory_accesses): Same.
504 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
506 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
507 CLooG's value_* macros to their respective mpz_* counterparts.
508 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
509 (graphite_create_new_loop_guard): Same.
510 * graphite-interchange.c (build_linearized_memory_access): Same.
511 (pdr_stride_in_loop): Same.
512 (memory_strides_in_loop_1): Same.
513 (1st_interchange_profitable_p): Same.
514 * graphite-poly.c (extend_scattering): Same.
515 (psct_scattering_dim_for_loop_depth): Same.
516 (pbb_number_of_iterations): Same.
517 (pbb_number_of_iterations_at_time): Same.
518 * graphite-poly.h (new_1st_loop): Same.
519 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
520 (oppose_constraint): Same.
521 (insert_constraint_into_matrix): Same.
522 (ppl_set_inhomogeneous_gmp): Same.
523 (ppl_set_coef_gmp): Same.
524 (ppl_strip_loop): Same.
525 (ppl_lexico_compare_linear_expressions): Same.
526 (ppl_max_for_le_pointset): Same.
527 (ppl_min_for_le_pointset): Same.
528 (ppl_build_realtion): Same.
529 * graphite-ppl.h (gmp_cst_to_tree): Same.
530 (ppl_set_inhomogeneous): Same.
531 (ppl_set_inhomogeneous_tree): Same.
532 (ppl_set_coef): Same.
533 (ppl_set_coef_tree): Same.
534 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
535 (build_scop_scattering): Same.
536 (add_value_to_dim): Same.
537 (scan_tree_for_params_right_scev): Same.
538 (scan_tree_for_params_int): Same.
539 (scan_tree_for_params): Same.
540 (find_params_in_bb): Same.
541 (find_scop_parameters): Same.
542 (add_upper_bounds_from_estimated_nit): Same.
543 (build_loop_iteration_domains): Same.
544 (create_linear_expr_from_tree): Same.
545 (add_condition_to_domain): Same.
546 (pdr_add_memory_accesses): Same.
548 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
549 Jason Merrill <jason@redhat.com>
551 * c-common.c (c_common_reswords): Add nullptr.
552 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
553 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
554 (gen_type_die_with_usage): Likewise.
555 * dbxout.c (dbxout_type): Likewise.
556 * sdbout.c (plain_type_1): Likewise.
558 2010-05-06 Jason Merrill <jason@redhat.com>
560 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
561 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
563 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
565 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
566 stripping WITH_SIZE_EXPR.
567 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
570 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
572 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
573 list of obsolete configurations.
574 Disabled check for obsolete configurations.
575 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
576 Removed support for previous versions.
577 * config/mips/iris.h: Removed.
578 * config/mips/iris5.h: Removed.
579 * config/mips/iris6.h: Merged old iris.h contents.
580 (TARGET_IRIX): Removed.
581 (DRIVER_SELF_SPECS): Removed mabi=32.
582 (IDENT_ASM_OP): Removed undef.
583 (STARTFILE_SPEC): Removed mabi=32.
584 (ENDFILE_SPEC): Likewise.
585 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
586 (MACHINE_TYPE): Update for IRIX 6.5.
587 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
588 TARGET_IRIX by TARGET_IRIX6.
589 (mips_file_start): Likewise.
590 (mips_output_external): Remove IRIX 5/6 O32 support.
591 (mips_output_function_prologue): Likewise.
592 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
594 (TARGET_CPU_CPP_BUILTINS): Likewise.
595 (TARGET_IRIX): Removed.
596 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
597 (MULTILIB_DIRNAMES): Removed 32.
598 (MULTILIB_OSDIRNAMES): Removed ../lib.
599 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
600 (Specific, mips-sgi-irix5): Document removal.
601 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
602 Remove references to older IRIX 6 releases and the O32 ABI.
604 2010-05-06 Jakub Jelinek <jakub@redhat.com>
607 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
608 instead of DF_REF_REAL_REG.
610 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
613 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
614 handling to still return true for x64 targets.
616 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
618 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
620 2010-05-06 Jan Hubicka <jh@suse.cz>
622 PR tree-optimization/43791
623 * ipa-inline.c (update_caller_keys): Remove bogus
624 disregard_inline_limits check.
626 2010-05-06 Michael Matz <matz@suse.de>
628 PR tree-optimization/43984
629 * tree-ssa-pre.c (inserted_phi_names): Remove.
630 (inserted_exprs): Change to bitmap.
631 (create_expression_by_pieces): Set bits, don't append to vector.
632 (insert_into_preds_of_block): Don't handle inserted_phi_names.
633 (eliminate): Don't look at inserted_phi_names, remove deleted
634 insns from inserted_exprs.
635 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
636 (init_pre, fini_pre): Allocate and free bitmaps.
637 (execute_pre): Insert insns on edges before elimination.
639 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
641 * tree.c (initializer_zerop): Handle STRING_CST.
643 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
646 * doc/invoke.texi (Wimplicit): Document as C only.
647 * opts.c (common_handle_option): Add argument kind.
648 (handle_option): Rename as read_cmdline_option. Factor out code to...
649 (handle_option): ... here. New.
650 (handle_options): Rename as read_cmdline_options.
651 (decode_options): Update call.
652 (set_option): Use option index instead of option pointer. Classify
653 diagnostics correctly.
654 (enable_warning_as_error): Call handle_option.
655 * opts.h (set_option): Update declaration.
656 (handle_option): Declare.
657 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
658 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
659 * c-opts.c (set_Wimplicit): Delete.
660 (c_family_lang_mask): New static constant.
661 (c_common_handle_option): Add argument kind. Use handle_option
662 instead of set_Wimplicit.
663 (c_common_post_options): warn_implicit and warn_implicit_int
664 are disabled by default.
665 * c-common.c (warn_implicit): Do not define here.
666 * c-common.h (warn_implicit): Do not declare here.
667 (c_common_handle_option): Update declaration.
668 * lto-opts.c (lto_reissue_options): Update call to set_option.
670 2010-05-06 Richard Guenther <rguenther@suse.de>
672 PR tree-optimization/43571
673 * domwalk.c (walk_dominator_tree): Walk the dominator
674 sons in more optimal order.
676 2010-05-06 Richard Guenther <rguenther@suse.de>
678 PR tree-optimization/43934
679 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
680 (stmt_cost): Likewise.
681 (extract_true_false_args_from_phi): New helper.
682 (determine_max_movement): For PHI nodes verify we can hoist them
683 and compute their cost.
684 (determine_invariantness_stmt): Handle PHI nodes.
685 (move_computations_stmt): Likewise. Hoist PHI nodes in
686 if-converted form using COND_EXPRs.
687 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
688 (tree_ssa_lim): Likewise.
689 * tree-flow.h (tree_ssa_lim): Adjust prototype.
690 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
692 2010-05-06 Richard Guenther <rguenther@suse.de>
694 PR tree-optimization/43987
695 * tree-ssa-structalias.c (could_have_pointers): For possibly
696 address-taken variables force pointers to be recorded.
697 (create_variable_info_for_1): Likewise.
698 (push_fields_onto_fieldstack): Pass in wheter all fields
700 (find_func_aliases): Query types instead of vars whether
701 they contain pointers where appropriate.
703 2010-05-06 Jan Hubicka <jh@suse.cz>
705 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
706 (record_reference, mark_address, mark_load, mark_store): Record
708 (record_references_in_initializer): Update call of record_references.
709 (rebuild_cgraph_edges): Remove all references before rebuiding.
710 * cgraph.c (cgraph_create_node): Clear ref list.
711 (cgraph_remove_node): Remove references.
712 (dump_cgraph_node): Dump references.
713 (cgraph_clone_node): Clone references.
714 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
715 (struct cgraph_node, varpool_node): Add ref_lst.
716 * ipa-ref.c: New file.
717 * ipa-ref.h: New file.
718 * ipa-ref-inline.h: New file.
719 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
720 (referenced_from_other_partition_p): New function.
721 (lto_output_varpool_node): Take set arugment; call
722 referenced_from_other_partition.
723 (lto_output_ref): New.
724 (add_references): New.
726 (output_cgraph): Compute boundary based on references; output refs.
727 (output_varpool): Accept cgraph_node_set argument.
730 (input_cgraph): Call input_refs.
731 * lto-section-in.c (lto_section_name): Add refs.
732 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
733 (ipa-ref.o): New file.
734 * varpool.c (varpool_node): Clear ipa ref list.
735 (varpool_remove_node): Remove references.
736 (dump_varpool_node): Dump references.
737 (varpool_assemble_decl): Only compile finalized ones.
738 (varpool_extra_name_alias): Initialize ref list.
739 * lto-streamer.c (lto-get_section_name): Add .refs section.
740 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
741 (referenced_from_other_partition_p): Declared.
743 2010-05-06 Ira Rosen <irar@il.ibm.com>
745 PR tree-optimization/43901
746 * tree-vect-stmts.c (vectorizable_call): Assert that vector
747 type is not NULL if it's transformation phase, and return
748 FALSE if it's analysis.
749 (vectorizable_conversion, vectorizable_operation,
750 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
752 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
754 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
756 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
758 * config/mips/mips-protos.h
759 (mips_small_register_classes_for_mode_p): Delete prototype.
761 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
763 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
764 * config/arm/arm.c (multiple_operation_profitable_p,
765 compute_offset_order): New static functions.
766 (load_multiple_sequence, store_multiple_sequence): Use them.
767 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
768 memory offsets, not register numbers.
769 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
771 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
773 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
774 (get_pending_sizes, put_pending_size, put_pending_sizes):
775 Update the uses of pending_sizes.
776 * c-decl.c (store_parm_decls): Likewise.
777 * c-tree.h (struct c_arg_info): Likewise.
778 * tree.h: Update the prototype for get_pending_sizes and
781 2010-05-05 Jason Merrill <jason@redhat.com>
784 * c-common.c (handle_aligned_attribute): Respect
785 ATTR_FLAG_TYPE_IN_PLACE.
788 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
789 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
790 (TARGET_INITIALIZER): Use it.
791 * c-common.c (attribute_takes_identifier_p): Call it.
792 * c-common.h: Update prototype.
793 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
794 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
796 2010-05-05 Jakub Jelinek <jakub@redhat.com>
799 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
800 DW_ID_down_case for Fortran compilation units.
802 2010-05-05 Jan Hubicka <jh@suse.cz>
804 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
807 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
809 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
810 a variable-sized RESULT_DECL.
812 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
814 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
816 2010-05-05 Jason Merrill <jason@redhat.com>
819 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
821 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
823 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
824 Jakub Jelinek <jakub@redhat.com>
827 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
828 (dead_debug_init, dead_debug_finish): New functions.
829 (dead_debug_add, dead_debug_insert_before): Likewise.
830 (df_note_bb_compute): Initialize a dead_debug object, add dead
831 debug uses to it, insert debug bind insns before death insns,
832 reset debug insns that refer to pending uses at the end.
833 * rtl.h (make_debug_expr_from_rtl): New prototype.
834 * varasm.c (make_debug_expr_from_rtl): New function.
836 2010-05-05 Jan Hubicka <jh@suse.cz>
838 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
839 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
840 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
841 lto_varpool_encoder_deref, lto_varpool_encoder_size,
842 lto_varpool_encoder_encode_initializer_p,
843 lto_set_varpool_encoder_encode_initializer): New functions.
844 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
846 (input_varpool_node): Do not always set analyzed.
847 (input_cgraph_1): Return vector of cgraph nodes.
848 (input_varpool_1): Return vector of varpools.
849 (input_cgraph): Free the vectors.
850 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
851 output only initializers needed.
852 (lto_output): Only call output_cgraph.
853 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
854 * lto-section-out.c (lto_new_out_decl_state): Initialize
855 state->varpool_node_encoder.
856 * lto-streamer.h (lto_varpool_encoder_d): New.
857 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
858 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
859 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
860 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
861 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
863 (output_varpool, input_varpool): Remove declarations.
865 2010-05-05 Jan Hubicka <jh@suse.cz>
867 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
868 with body can prevail.
870 2010-05-05 Jan Hubicka <jh@suse.cz>
872 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
875 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
877 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
879 * gengtype.h (erro_at_line): Constify pos argument.
881 * gengtype.c: Include hashtab.h.
882 (enum gc_used): Document GC_MAYBE_POINTED_TO.
883 (error_at_line): Constify pos argument.
884 (do_typedef): Initialize p->opt field.
885 (get_file_gtfilename): Fix comment typo.
886 (struct walk_type_data): Constify line field.
887 (get_output_file_for_structure): New function.
888 (write_local_func_for_structure): Constify orig_s argument.
889 Use get_output_file_for_structure.
890 (write_func_for_structure): Use get_output_file_for_structure.
891 (INDENT): New define.
892 (dump_pair, dump_type, dump_type_list, dump_typekind)
893 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
894 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
896 (seen_types): New variable.
897 (main): New variable do_dump. Process "-d" command line option.
898 Call dump_everything if dump requested.
900 2010-05-05 Jakub Jelinek <jakub@redhat.com>
902 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
903 in a temporary instead of invoking the macro multiple times.
904 (track_expr_p): Likewise.
906 2010-05-04 Neil Vachharajani <nvachhar@google.com>
908 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
910 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
911 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
912 conditions for printing notes.
913 * common.opt (-Wcoverage-mismatch): Allow negative, default to
914 true, update documentation.
915 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
917 2010-05-04 Jakub Jelinek <jakub@redhat.com>
920 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
923 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
926 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
927 (*sse_prologue_save_insn1): Likewise.
928 (SSE prologue save splitter): Likewise.
930 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
932 * tree.c (free_lang_data_in_one_sizepos): New inline function.
933 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
934 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
935 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
936 all decls. Call it on DECL_FIELD_OFFSET of fields.
937 (find_decls_types_r): Follow DECL_VALUE_EXPR.
938 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
940 2010-05-04 Martin Jambor <mjambor@suse.cz>
942 * tree-sra.c (build_access_from_expr_1): The first parameter type
943 changed to simple tree.
944 (build_access_from_expr): Likewise, gsi parameter was eliminated.
945 (scan_assign_result): Renamed to assignment_mod_result, enum elements
947 (build_accesses_from_assign): Removed all parameters except for a
948 simple gimple statement. Now returns a simple bool.
949 (scan_function): All non-analysis parts moved to separate functions
950 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
951 parameters and updated both callers.
952 (sra_modify_expr): Removed parameter data.
953 (sra_modify_function_body): New function.
954 (perform_intra_sra): Call sra_modify_function_body to modify the
956 (replace_removed_params_ssa_names): Parameter data changed into
958 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
959 changed the parameter dont_convert to convert with the opposite
961 (sra_ipa_modify_assign): Parameter data changed into adjustments
962 vector, return value changed to bool.
963 (ipa_sra_modify_function_body): New function.
964 (sra_ipa_reset_debug_stmts): Updated a comment.
965 (modify_function): Use ipa_sra_modify_function_body to modify function
968 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
971 * alias.c (true_dependence): Handle the same VALUE in x and mem.
972 (canon_true_dependence): Likewise.
973 (write_dependence_p): Likewise.
975 2010-05-04 Jan Hubicka <jh@suse.cz>
977 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
978 * cgraphbuild.c: Include ipa-utils.h
979 (record_reference_ctx): New struct.
980 (record_reference): Simplify to work on initializers; not statements.
981 (mark_address, mark_load, mark_store): New.
982 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
984 (record_references_in_initializer): Update use of record_reference.
985 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
988 2010-05-04 Jan Hubicka <jh@suse.cz>
990 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
991 node will be removed anyway.
992 (lto_varpool_replace_node): Allow also unanalyzed nodes;
993 relink aliases of node into prevailing node.
994 * varpool.c (varpool_remove_node): Remove aliases properly;
995 when removing node, remove all its aliases too; remove DECL_INITIAL
996 of removed node; ggc_free the varpool node.
998 2010-05-04 Richard Guenther <rguenther@suse.de>
1000 PR tree-optimization/43879
1001 * tree-ssa-structalias.c (alias_get_name): Use
1002 DECL_ASSEMBLER_NAME if available.
1003 (create_function_info_for): Return the varinfo node.
1004 (ipa_pta_execute): Associate same-body aliases and extra names
1005 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
1007 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
1009 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
1011 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
1014 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
1015 only if HONOR_REG_ALLOC_ORDER is not defined.
1017 2010-05-04 Richard Guenther <rguenther@suse.de>
1019 PR tree-optimization/43949
1020 * tree-vrp.c (extract_range_from_binary_expr): Only handle
1023 2010-04-26 Jason Merrill <jason@redhat.com>
1025 * c.opt (-fstrict-enums): New.
1026 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
1028 2010-05-03 David Ung <davidu@mips.com>
1029 James E. Wilson <wilson@codesourcery.com>
1031 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
1032 emit the trap instruction before the divide for TUNE_74K.
1034 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
1036 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
1037 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
1038 based on the above, for new target hook.
1040 * hooks.c (hook_bool_mode_true): New generic hook.
1041 * hooks.h (hook_bool_mode_true): Add prototype.
1043 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
1045 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
1046 target hook, set to hook_bool_mode_false.
1047 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
1048 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
1049 with targetm.small_register_classes_for_mode_p.
1050 (find_reusable_reload): Likewise.
1051 (combine_reloads): Likewise.
1052 * reload1.c (reload_as_needed): Likewise.
1053 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
1054 * ifcvt.c (noce_process_if_block, check_cond_move_block,
1055 dead_or_predicable): Likewise.
1056 * regmove.c (optimize_reg_copy_1): Likewise.
1057 * calls.c (prepare_call_address): Likewise.
1058 (precompute_register_parameters): Likewise.
1060 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
1062 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
1063 implementation of the hook that considers all register classes
1064 small except for SH64.
1065 (sh_override_options): Use the new hook.
1066 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
1069 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
1071 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
1072 implementation of the hook that considers all register classes
1074 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
1077 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
1079 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
1080 implementation of the hook that considers all register classes
1082 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
1085 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
1087 * config/m32c/m32c.h: Likewise.
1088 * config/pdp11/pdp11.h: Likewise.
1089 * config/avr/avr.h: Likewise.
1090 * config/xtensa/xtensa.h: Likewise.
1091 * config/m68hc11/m68hc11.h: Likewise.
1092 * config/mn10300/mn10300.h: Likewise.
1093 * config/mcore/mcore.h: Likewise.
1094 * config/h8300/h8300.h: Likewise.
1095 * config/bfin/bfin.h: Likewise.
1097 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
1098 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
1100 2010-05-03 Anatoly Sokolov <aesok@post.ru>
1102 * double-int.h (tree_to_double_int): Remove macro.
1103 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
1104 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1105 (tree_to_double_int): New function.
1106 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
1108 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1110 2010-05-03 Richard Guenther <rguenther@suse.de>
1112 PR tree-optimization/43971
1113 * tree-ssa-structalias.c (get_constraint_for_1): Fix
1114 constraints in the !flag_delete_null_pointer_checks case.
1116 2010-05-03 Jakub Jelinek <jakub@redhat.com>
1119 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
1120 result mode matches original rtl mode.
1122 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
1125 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
1127 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1129 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
1130 when processing flag options.
1132 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1134 * gcov-iov.c (main): Change format string placeholder
1135 from %#08x to 0x%08x.
1136 * genchecksum.c (dosum): Change format string placeholder
1137 from %#02x to 0x%02x.
1139 2010-05-02 Richard Guenther <rguenther@suse.de>
1141 PR tree-optimization/43879
1142 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
1144 2010-05-02 Bruno Haible <bruno@clisp.org>
1146 * doc/extend.texi (Function Attributes): Fix a typo.
1148 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1151 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
1152 placeholder from 0x%x to %#x.
1153 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1154 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1155 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1156 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1157 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1158 * config/i386/i386.c (ix86_target_string): Ditto.
1159 * config/i386/i386.c (output_pic_addr_const): Ditto.
1160 (print_operand): Ditto.
1162 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1164 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
1165 placeholder from 0x%x to %#x.
1166 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
1167 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
1168 (ASM_OUTPUT_DEBUG_DATA): Ditto.
1169 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
1170 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
1171 * optc-gen.awk: Ditto.
1172 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
1173 (HOST_WIDE_INT_PRINT_HEX): Ditto.
1174 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
1175 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1177 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1179 * target.h (struct calls): Add function_value_regno_p field.
1180 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
1181 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
1182 * targhooks.c (default_function_value_regno_p): New function.
1183 * targhooks.h (default_function_value_regno_p): Declare function.
1184 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
1185 * builtins.c. (apply_result_size): (Ditto.).
1186 * combine.c. (likely_spilled_retval_p): (Ditto.).
1187 * mode-switching.c. Include 'target.h'.
1188 (create_pre_exit): Use function_value_regno_p hook.
1189 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
1190 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
1191 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
1193 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
1194 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
1195 (ix86_function_value_regno_p): Declare as static, change argument
1196 type to const unsigned int.
1197 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
1199 2010-05-01 Richard Guenther <rguenther@suse.de>
1201 PR tree-optimization/43949
1202 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
1204 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
1206 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1208 * rtl.h (CONST_DOUBLE_P): Define.
1209 (rtx_to_double_int): Declare.
1210 * emit-rtl.c (rtx_to_double_int): New function.
1211 * dwarf2out.c (insert_double): New function.
1212 (loc_descriptor, add_const_value_attribute): Clean up, use
1213 rtx_to_double_int and insert_double functions.
1215 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
1217 * doc/extend.texi (Inline): Add missing return keyword to examples.
1218 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
1221 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
1223 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
1224 the variable part of the offset as well. Use highest_pow2_factor for
1225 all alignment checks.
1227 2010-04-30 Richard Guenther <rguenther@suse.de>
1229 PR tree-optimization/43879
1230 * tree-ssa-structalias.c (type_could_have_pointers): Functions
1233 2010-04-30 Jan Hubicka <jh@suse.cz>
1235 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
1237 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
1239 2010-04-30 Jan Hubicka <jh@suse.cz>
1241 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
1243 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
1244 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
1245 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
1246 cgraph_node_set_needs_ltrans_p): Remove.
1248 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1250 * sdbout.c: Include vec.h, do not include varray.h.
1251 (deferred_global_decls, sdbout_global_decl,
1252 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
1253 * toplev.c: Do not include varray.h.
1254 (dump_memory_report): Do not dump VARRAY statistics.
1255 * gengtype.c (open_base_file): Ignore varray.h.
1256 * Makefile.in: Update for abovementioned changes.
1257 Remove all traces of varray.c and varray.h.
1258 * varray.c: Remove file.
1259 * varray.h: Remove file.
1261 2010-04-30 Jan Hubicka <jh@suse.cz>
1263 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
1266 2010-04-30 Jan Hubicka <jh@suse.cz>
1268 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
1271 2010-04-30 Richard Guenther <rguenther@suse.de>
1273 * tree-ssa-structalias.c (get_constraint_for_1): Generate
1274 constraints for CONSTRUCTOR.
1276 2010-04-30 Richard Guenther <rguenther@suse.de>
1279 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
1280 first after all lowering passes.
1282 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1284 * toplev.c: Include varray.h for statistics dumping.
1285 * tree.h: Do not declare varray_head_tag.
1286 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
1287 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
1288 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
1289 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
1290 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
1291 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
1292 c-common.c, c-common.h, reg-stack.c, basic-block.h,
1293 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
1295 * Makefile.in: Update for abovementioned changes.
1297 2010-04-30 Jakub Jelinek <jakub@redhat.com>
1300 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
1302 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1304 * config/picochip/picochip.c (picochip_legitimize_address): Define.
1305 Use this function to do machine-specific conversion.
1306 (picochip_legitimize_reload_address): Likewise.
1307 (picochip_legitimate_address_p): Check valid base register only if
1309 (picochip_check_conditional_copy): Check for modw only if opnd is
1311 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
1312 to call the function in c.
1313 * config/picochip/picochip-protos.h
1314 (picochip_legitimize_reload_address): Define.
1315 * config/picochip/picochip.md (supported_compare1): Define.
1317 2010-04-30 Jan Hubicka <jh@suse.cz>
1319 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
1320 (cgraph_global_info): Remove inlined.
1321 (LTO_cgraph_tag_names): Remove.
1322 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
1323 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
1324 simplify cgraph tags and document.
1325 (lto_output_node): Use only LTO_cgraph_unavail_node and
1326 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
1327 for_functions_valid, global info, process and output flags.
1328 (input_overwrite_node): Initialize estimated stack size and
1329 estimated growth. Do not read flags we no longer store.
1330 (input_node): Likewise do not read info no longer stored.
1331 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
1334 2010-04-30 Richard Guenther <rguenther@suse.de>
1336 PR tree-optimization/43879
1337 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1338 handle non-zero initializers.
1340 2010-04-30 Richard Guenther <rguenther@suse.de>
1342 * builtins.c (fold_builtin_1): Delete free (0).
1344 2010-04-29 Jan Hubicka <jh@suse.cz>
1346 * gengtype.c (open_base_files): Add lto-streamer.h
1347 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
1348 (pass_ipa_cp): GGC collect.
1349 * toplev. (compile_file): Do not output symbols.
1350 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
1351 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
1352 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
1353 * lto-section-in.c: Include ggc.h
1354 (lto_new_in_decl_state): Alloc in GGC.
1355 (lto_delete_in_decl_state): Likewise.
1356 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
1359 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1362 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
1363 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
1364 (HONOR_REG_ALLOC_ORDER): Describe new macro.
1365 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
1366 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
1367 account only if HONOR_REG_ALLOC_ORDER is not defined.
1368 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
1369 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
1371 2010-04-29 Jon Grant <04@jguk.org>
1373 * collect2.c (vflag): Change type from int to bool.
1375 (helpflag): New global bool.
1376 (main): Set vflag and debug with boolean, not integer truth values.
1377 Accept new "--help" option and output usage text if found.
1378 * collect2.h (vflag): Update prototype.
1381 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1384 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
1386 2010-04-29 Richard Guenther <rguenther@suse.de>
1389 * plugin.h (invoke_plugin_callbacks): Annotate arguments
1390 with ATTRIBUTE_UNUSED.
1392 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1395 * config/i386/i386.c (get_some_local_dynamic_name): Replace
1396 INSN_P with NONDEBUG_INSN_P.
1397 (distance_non_agu_define): Likewise.
1398 (distance_agu_use): Likewise.
1400 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1402 From Dominique d'Humieres <dominiq@lps.ens.fr>
1404 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
1407 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1409 * plugin.h (invoke_plugin_callbacks): New inline function.
1410 * plugin.c (flag_plugin_added): New global flag.
1411 (add_new_plugin): Initialize above flag.
1412 (invoke_plugin_callbacks): Rename to ...
1413 (invoke_plugin_callbacks_full): ... this.
1415 2010-04-28 Jan Hubicka <jh@suse.cz>
1417 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
1418 (lto_varpool_replace_node): New.
1419 (lto_symtab_resolve_symbols): Resolve varpool nodes.
1420 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
1421 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
1422 * cgraph.h (varpool_node_ptr): New type.
1423 (varpool_node_ptr): New vector.
1424 (varpool_node_set_def): New structure.
1425 (varpool_node_set): New type.
1426 (varpool_node_set): New vector.
1427 (varpool_node_set_element_def): New structure.
1428 (varpool_node_set_element, const_varpool_node_set_element): New types.
1429 (varpool_node_set_iterator): New type.
1430 (varpool_node): Add prev pointers, add used_from_other_partition,
1432 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
1433 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
1434 varpool_get_node, varpool_remove_node): Declare.
1435 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
1436 varpool_node_set_size): New inlines.
1437 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
1438 * tree-pass.h (varpool_node_set_def): Forward declare.
1439 (ipa_opt_pass_d): Summary writting takes vnode sets too.
1440 (ipa_write_optimization_summaries): Update prototype.
1441 * ipa-cp.c (ipcp_write_summary): Update.
1442 * ipa-reference.c (ipa_reference_write_summary): Update.
1443 * lto-cgraph.c (lto_output_varpool_node): New static function.
1444 (output_varpool): New function.
1445 (input_varpool_node): New static function.
1446 (input_varpool_1): New function.
1447 (input_cgraph): Input varpool.
1448 * ipa-pure-const.c (pure_const_write_summary): Update.
1449 * lto-streamer-out.c (lto_output): Update, output varpool too.
1450 (write_global_stream): Kill WPA hack.
1451 (produce_asm_for_decls): Update.
1452 (output_alias_pair_p): Handle variables.
1453 (output_unreferenced_globals): Output only needed partition of varpool.
1454 * ipa-inline.c (inline_write_summary): Update.
1455 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1457 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1458 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1459 varpool_node_set_new, varpool_node_set_add,
1460 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1461 debug_varpool_node_set): New functions.
1462 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1463 (execute_one_pass): Process new decls too.
1464 (ipa_write_summaries_2): Pass around vsets.
1465 (ipa_write_summaries_1): Likewise.
1466 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1468 (ipa_write_optimization_summaries_1): Pass around vsets.
1469 (ipa_write_optimization_summaries): Likewise.
1470 * varpool.c (varpool_get_node): New.
1471 (varpool_node): Update doubly linked lists.
1472 (varpool_remove_node): New.
1473 (dump_varpool_node): More dumping.
1474 (varpool_enqueue_needed_node): Update doubly linked lists.
1475 (decide_is_variable_needed): Kill ltrans hack.
1476 (varpool_finalize_decl): Kill lto hack.
1477 (varpool_assemble_decl): Skip decls in other partitions.
1478 (varpool_assemble_pending_decls): Update doubly linkes lists.
1479 (varpool_empty_needed_queue): Likewise.
1480 (varpool_extra_name_alias): Likewise.
1481 * lto-streamer.c (lto_get_section_name): Add vars section.
1482 * lto-streamer.h (lto_section_type): Update.
1483 (output_varpool, input_varpool): Declare.
1485 2010-04-28 Mike Stump <mikestump@comcast.net>
1487 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1489 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1491 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1492 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1493 (lto_input_ts_type_tree_pointers): Likewise.
1494 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1495 (lto_output_ts_type_tree_pointers): Likewise.
1497 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1499 Uniquization of constants at the Tree level
1500 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
1501 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
1503 (tree_output_constant_def): Declare.
1504 * gimplify.c (gimplify_init_constructor): When using block copy, first
1505 uniquize the constant constructor on the RHS.
1506 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
1507 DECL_IN_CONSTANT_POOL flag.
1508 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
1509 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
1511 (assemble_variable): Deal with symbols belonging to the tree constant
1513 (get_constant_section): Add ALIGN parameter and simplify.
1514 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
1515 (assemble_constant_contents): Use the expression of the VAR_DECL.
1516 (output_constant_def_contents): Use the alignment of the VAR_DECL.
1517 (tree_output_constant_def): New global function.
1518 (mark_constant): Use the expression of the VAR_DECL.
1519 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
1521 (output_object_block): Likewise and assemble the expression.
1523 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1525 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1526 hash_tree, eq_tree): New tree hash table.
1527 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1528 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1529 lto_orig_address_remove): Reimplement.
1531 2010-04-28 Xinliang David Li <davidxl@google.com>
1534 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
1535 (compute_uninit_opnds_pos): New function.
1536 (is_non_loop_exit_postdominating): New function.
1537 (compute_control_dep_chain): New function.
1538 (find_pdom): New function.
1539 (convert_control_dep_chain_into_preds): New function.
1540 (find_predicates): New function.
1541 (find_control_equiv_block): New function.
1542 (collect_phi_def_edges): New function.
1543 (find_def_preds): New function.
1544 (find_dom): New function.
1545 (dump_predicates): New function.
1546 (get_cmp_code): New function.
1547 (is_value_included_in): New function.
1548 (find_matching_predicate_in_rest_chains): New function.
1549 (use_pred_not_overlap_with_undef_path_pred): New function.
1550 (is_use_properly_guarded): New function.
1551 (normalize_cond_1): New function.
1552 (is_and_or_or): New function.
1553 (normalize_cond): New function.
1554 (is_gcond_subset_of): New function.
1555 (is_subset_of_any): New function.
1556 (is_or_set_subset_of): New function.
1557 (is_and_set_subset_of): New function.
1558 (is_norm_cond_subset_of): New function.
1559 (is_pred_expr_subset_of): New function.
1560 (is_pred_chain_subset_of): New function.
1561 (is_included_in): New function.
1562 (is_superset_of): New function.
1563 (find_uninit_use): New function.
1564 (warn_uninitialized_phi): New function.
1565 (compute_possibly_undefined_names): New function.
1566 (ssa_undefined_value_p): New function.
1567 (execute_late_warn_uninitialized): New function.
1568 * tree-ssa.c (ssa_undefined_value_p): Removed.
1569 (warn_uninit): Changed to extern.
1570 (warn_uninitialized_phi): Removed.
1571 (warn_uninitialized_vars): Changed to extern.
1572 (execute_late_warn_uninitialized): Removed
1573 * tree-flow.h: Add new prototypes.
1574 * timevar.def: Add new time variable.
1575 * Makefile.in: Add new build file.
1577 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
1579 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1582 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1585 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
1587 2010-04-28 Martin Jambor <mjambor@suse.cz>
1589 * cgraph.h (struct cgraph_node): New field indirect_calls.
1590 (struct cgraph_indirect_call_info): New type.
1591 (struct cgraph_edge): Removed field indirect_call. New fields
1592 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
1593 (cgraph_create_indirect_edge): Declare.
1594 (cgraph_make_edge_direct): Likewise.
1595 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
1596 * ipa-prop.h (struct ipa_param_call_note): Removed.
1597 (struct ipa_node_params): Removed field param_calls.
1598 (ipa_create_all_structures_for_iinln): Declare.
1599 * cgraph.c: Described indirect edges and uids in initial comment.
1600 (cgraph_add_edge_to_call_site_hash): New function.
1601 (cgraph_edge): Search also among the indirect edges, use
1602 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
1603 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
1604 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
1606 (initialize_inline_failed): Assign a reason to indirect edges.
1607 (cgraph_create_edge_1): New function.
1608 (cgraph_create_edge): Moved some functionality to
1609 cgraph_create_edge_1.
1610 (cgraph_create_indirect_edge): New function.
1611 (cgraph_edge_remove_callee): Add an assert checking for
1613 (cgraph_edge_remove_caller): Special-case indirect edges.
1614 (cgraph_remove_edge): Likewise.
1615 (cgraph_set_edge_callee): New function.
1616 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1617 (cgraph_make_edge_direct): New function.
1618 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1619 the declaration of the call statement matches.
1620 (cgraph_node_remove_callees): Special-case indirect edges.
1621 (cgraph_clone_edge): Likewise.
1622 (cgraph_clone_node): Clone also the indirect edges.
1623 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1624 indirect_call, dump count of indirect_calls edges.
1625 * ipa-prop.c (iinlining_processed_edges): New variable.
1626 (ipa_note_param_call): Create indirect edges instead of
1627 creating notes. New parameter node.
1628 (ipa_analyze_call_uses): New parameter node, pass it on to
1629 ipa_note_param_call.
1630 (ipa_analyze_stmt_uses): Likewise.
1631 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1632 (print_edge_addition_message): Work on edges rather than on notes.
1633 (update_call_notes_after_inlining): Likewise, renamed to
1634 update_indirect_edges_after_inlining.
1635 (ipa_create_all_structures_for_iinln): New function.
1636 (ipa_free_node_params_substructures): Do not free notes.
1637 (ipa_edge_duplication_hook): Propagate bits within
1638 iinlining_processed_edges bitmap.
1639 (ipa_node_duplication_hook): Do not duplicate notes.
1640 (free_all_ipa_structures_after_ipa_cp): Renamed to
1641 ipa_free_all_structures_after_ipa_cp.
1642 (free_all_ipa_structures_after_iinln): Renamed to
1643 ipa_free_all_structures_after_iinln.
1644 (ipa_write_param_call_note): Removed.
1645 (ipa_read_param_call_note): Removed.
1646 (ipa_write_indirect_edge_info): New function.
1647 (ipa_read_indirect_edge_info): Likewise.
1648 (ipa_write_node_info): Do not stream notes, do stream information
1650 (ipa_read_node_info): Likewise.
1651 (lto_ipa_fixup_call_notes): Removed.
1652 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1653 * ipa-inline.c (pass_ipa_inline): Likewise.
1654 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1655 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1656 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1658 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1660 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1661 (output_cgraph): Stream also indirect edges.
1662 (lto_output_edge): Added capability to stream indirect edges.
1663 (input_edge): Likewise.
1664 (input_cgraph_1): Likewise.
1665 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1668 2010-04-28 Richard Guenther <rguenther@suse.de>
1670 PR tree-optimization/43879
1671 PR tree-optimization/43909
1672 * tree-ssa-structalias.c (struct variable_info): Add
1673 only_restrict_pointers flag.
1674 (new_var_info): Initialize it. Increment stats.total_vars here.
1675 (create_function_info_for): Do not increment stats.total_vars here.
1676 (get_function_part_constraint): Fix build with C++.
1677 (insert_into_field_list): Remove.
1678 (push_fields_onto_fieldstack): Properly merge fields.
1679 (create_variable_info_for): Split and simplify.
1680 (create_variable_info_for_1): New piece.
1681 (intra_create_variable_infos): Properly make restrict constraints
1684 2010-04-28 Richard Guenther <rguenther@suse.de>
1687 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
1689 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
1690 Jan Hubicka <hubicka@ucw.cz>
1692 * doc/invoke.texi (-Wsuggest-attribute=const,
1693 -Wsuggest-attribute=pure): Document.
1694 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
1695 (function_always_visible_to_compiler_p,
1696 suggest_attribute, warn_function_pure, warn_function_const):
1698 (check_call): Improve debug info.
1699 (analyze_function): Do not check availability.
1700 (add_new_function): Check availability.
1701 (propagate): Output warnings.
1702 (skip_function_for_local_pure_const): New function.
1703 (local_pure_const): Use it; output warnings.
1704 * common.opt (Wsuggest-attribute=const,
1705 Wsuggest-attribute=pure): New.
1707 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1709 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
1710 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
1711 or DW_CFA_def_cfa_offset{,_sf}.
1713 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1715 * tree.h: Fix truncated long macros.
1717 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
1719 * collect2.c (TARGET_64BIT): Redefine to target's default.
1720 * tlink.c: Likewise.
1721 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
1722 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
1723 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
1724 for underscoring __USER_LABEL_PREFIX__.
1725 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
1726 (SUB_LINK_ENTRY32): New.
1727 (SUB_LINK_ENTRY64): New.
1728 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
1729 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
1730 (SUB_LINK_ENTRY64): New.
1731 (SUB_LINK_ENTRY): New.
1732 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
1733 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
1734 x64 target is choosen.
1735 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
1736 * configure: Regenerated.
1737 * configure.ac (leading-mingw64-underscores): Option added.
1739 2010-04-27 Jan Hubicka <jh@suse.cz>
1741 * doc/invoke.texi (-fipa-profile): Document.
1742 * opts.c (decode_options): Enable ipa-profile at -O1.
1743 * timevar.def (TV_IPA_PROFILE): Define.
1744 * common.opt (fipa-profile): Add.
1745 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
1747 (cgraph_propagate_frequency): Handle only local ones.
1748 * tree-pass.h (pass_ipa_profile): Declare.
1749 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
1750 (pass_ipa_profile): Use TV_IPA_PROFILE.
1751 * ipa.c (ipa_profile): New function.
1752 (gate_ipa_profile): Likewise.
1753 (pass_ipa_profile): New global variable.
1754 * passes.c (pass_ipa_profile): New.
1756 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
1758 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
1760 2010-04-27 Martin Jambor <mjambor@suse.cz>
1763 * ipa.c (dissolve_same_comdat_group_list): New function.
1764 (function_and_variable_visibility): Call
1765 dissolve_same_comdat_group_list when comdat group contains external or
1767 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
1768 lists are circular and that they contain only DECL_ONE_ONLY nodes.
1770 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1772 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
1773 (const_hash_1) <VECTOR_CST>: New case.
1774 (compare_constant) <VECTOR_CST>: Likewise.
1775 <ADDR_EXPR>: Deal with LABEL_REFs.
1776 (copy_constant) <VECTOR_CST>: New case.
1778 2010-04-27 Jan Hubicka <jh@suse.cz>
1780 * cgraph.c (cgraph_propagate_frequency): New function.
1781 * cgraph.h (cgraph_propagate_frequency): Declare.
1782 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
1783 cgraph_propagate_frequency.
1785 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1787 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
1789 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
1792 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
1793 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
1794 here to determine which regs to push and how much stack to reserve.
1796 2010-04-27 Jie Zhang <jie@codesourcery.com>
1798 * doc/gimple.texi (gimple_statement_with_ops): Remove
1799 addresses_taken field.
1800 (gimple_statement_with_memory_ops): Likewise.
1802 2010-04-27 Jan Hubicka <jh@suse.cz>
1804 * tree-inline.c (eni_inlining_weights): Remove.
1805 (estimate_num_insns): Special case more builtins.
1807 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
1810 * c-typeck.c (build_binary_op): Move forward check for comparison
1811 pointer with null pointer constant and adjust the diagnostic message.
1813 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
1816 * configure.ac (gcc_cv_as_section_has_align): Set if installed
1817 binutils supports extended .section directive needed by LTO, or
1818 warn if older binutils found.
1819 (LTO_BINARY_READER): New AC_SUBST'd variable.
1820 (LTO_USE_LIBELF): Likewise.
1821 * gcc/config.gcc (lto_binary_reader): New target-specific configure
1823 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
1824 (LTO_USE_LIBELF): Likewise.
1825 * configure: Regenerate.
1827 * collect2.c (is_elf): Rename from this ...
1828 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
1829 object files in addition to ELF-formatted ones.
1830 (scan_prog_file): Caller updated. Also allow for LTO info marker
1831 symbol to be prefixed or not by an extra underscore.
1833 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
1834 * config/i386/winnt.c: Also #include lto-streamer.h
1835 (i386_pe_asm_named_section): Specify 1-byte section alignment for
1837 (i386_pe_asm_output_aligned_decl_common): Add comment.
1838 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
1840 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
1843 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
1844 Add missing earlyclobber for second alternative.
1846 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
1848 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
1849 bits for artificial defs at the top of the block.
1850 * fwprop.c (single_def_use_enter_block): Don't call it.
1852 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
1855 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
1856 instead of "$gcc_cv_objdump -T".
1857 Use "-undefined dynamic_lookup" on darwin.
1858 * gcc/configure: Regenerate.
1860 2010-04-26 Jakub Jelinek <jakub@redhat.com>
1863 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
1865 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1867 * c-parser.c (struct c_token): Move location field up.
1868 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
1869 (struct c_declspecs): Convert typespec_word, storage_class, and
1870 default_int_p into bitfields.
1871 (struct c_declarator): Move loc field up.
1873 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1875 * cfgloop.h (struct loop): Move can_be_parallel field up.
1876 * ipa-prop.h (struct ip_node_params): Move bitfields up.
1877 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
1879 (struct iv_cand): Convert pos field into a bitfield.
1880 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
1882 (struct _stmt_vec_info): Shuffle fields for better packing.
1884 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1886 * varasm.c (IN_NAMED_SECTION): Remove guard.
1887 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
1888 (IN_NAMED_SECTION_P): ...this.
1889 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
1890 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1892 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1894 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
1895 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
1896 of shadowing it. Fix comments.
1898 2010-04-26 Jan Hubicka <jh@suse.cz>
1900 * cgraph.c (cgraph_create_node): Set node frequency to normal.
1901 (cgraph_clone_node): Copy function frequency.
1902 * cgraph.h (node_frequency): New enum
1903 (struct cgraph_node): Add.
1904 * final.c (rest_of_clean_state): Update.
1905 * lto-cgraph.c (lto_output_node): Output node frequency.
1906 (input_overwrite_node): Input node frequency.
1907 * tre-ssa-loop-ivopts (computation_cost): Update.
1908 * lto-streamer-out.c (output_function): Do not output function
1910 * predict.c (maybe_hot_frequency_p): Update and handle functions
1912 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
1914 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
1915 (compute_function_frequency): Set noreturn functions to be executed
1917 (choose_function_section): Update.
1918 * lto-streamer-in.c (input_function): Do not input function frequency.
1919 * function.c (allocate_struct_function): Do not initialize function
1921 * function.h (function_frequency): Remove.
1922 (struct function): Remove function frequency.
1923 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
1924 (try_update): Update.
1925 * tree-inline.c (initialize_cfun): Do not update function frequency.
1926 * passes.c (pass_init_dump_file): Update.
1927 * i386.c (ix86_compute_frame_layout): Update.
1928 (ix86_pad_returns): Update.
1930 2010-04-26 Jie Zhang <jie@codesourcery.com>
1932 PR tree-optimization/43833
1933 * tree-vrp.c (range_int_cst_p): New.
1934 (range_int_cst_singleton_p): New.
1935 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
1936 when both operands are constants. Use range_int_cst_p in
1939 2010-04-26 Jan Hubicka <jh@suse.cz>
1941 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
1943 2010-04-26 Richard Guenther <rguenther@suse.de>
1946 * gimple.c (gimple_decl_printable_name): Deal gracefully
1947 with a NULL DECL_NAME.
1949 2010-04-26 Richard Guenther <rguenther@suse.de>
1952 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
1953 if emitting debug information and it is either a function
1954 or a namespace decl.
1956 2010-04-26 Ira Rosen <irar@il.ibm.com>
1958 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
1959 determine if the statement is vectorizable, and a macro to access it.
1960 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1961 Skip statements that can't be vectorized. If the analysis fails,
1962 mark the statement as unvectorizable if vectorizing basic block.
1963 (vect_compute_data_refs_alignment): Likewise.
1964 (vect_verify_datarefs_alignment): Skip statements marked as
1965 unvectorizable. Add print.
1966 (vect_analyze_group_access): Skip statements that can't be
1967 vectorized. If the analysis fails, mark the statement as
1968 unvectorizable if vectorizing basic block.
1969 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
1970 * tree-vect-stmts.c (vectorizable_store): Fix the number of
1971 generated stmts for SLP.
1972 (new_stmt_vec_info): Initialize the new field.
1973 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
1974 statements marked as unvectorizable.
1976 2010-04-25 Joseph Myers <joseph@codesourcery.com>
1978 * c-common.c (flag_isoc1x): New.
1979 (flag_isoc99): Update comment.
1980 * c-common.h (flag_isoc1x): New.
1981 (flag_isoc99): Update comment.
1982 * c-cppbuiltin.c (builtin_define_float_constants): Also define
1983 __<type>_DECIMAL_DIG__.
1984 * c-opts.c (set_std_c1x): New.
1985 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
1986 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
1987 * c.opt (-std=c1x, -std=gnu1x): New options.
1988 * doc/cpp.texi: Mention -std=c1x.
1989 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
1990 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
1991 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
1992 * doc/standards.texi: Mention C1X.
1993 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
1994 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
1995 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
1998 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
2000 * config/i386/gmon-sol2.c (_mcleanup): Change format string
2001 placeholder from 0x%x to %#x.
2002 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2003 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2004 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2005 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2006 * config/i386/i386.c (ix86_target_string): Ditto.
2007 (output_pic_addr_const): Ditto.
2008 (print_operand): Ditto.
2010 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
2012 * combine.c (find_split_point): Add third argument. Use it
2013 to find nested multiply-accumulate instructions. Adjust calls.
2014 (try_combine): Adjust call to find_split_point.
2016 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
2018 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
2020 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
2022 PR tree-optimization/41442
2023 * fold-const.c (merge_truthop_with_opposite_arm): New function.
2024 (fold_binary_loc): Call it.
2026 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2028 * toplev.c (general_init): Set default for fdiagnostics-show-option.
2029 * opts.c (common_handle_option): Allow disabling it.
2030 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
2032 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
2034 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
2035 between modes if both types are integral.
2037 2010-04-23 Richard Guenther <rguenther@suse.de>
2039 PR tree-optimization/43572
2040 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
2042 2010-04-23 Richard Guenther <rguenther@suse.de>
2045 * tree-inline.c (tree_can_inline_p): Also check compatibility
2048 2010-04-23 Martin Jambor <mjambor@suse.cz>
2050 PR tree-optimization/43846
2051 * tree-sra.c (struct access): New flag grp_assignment_read.
2052 (build_accesses_from_assign): Set grp_assignment_read.
2053 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
2054 (enum mark_read_status): New type.
2055 (analyze_access_subtree): Propagate grp_assignment_read, create
2056 accesses also if both direct_read and root->grp_assignment_read.
2058 2010-04-23 Martin Jambor <mjambor@suse.cz>
2061 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
2062 function does not have type attributes.
2064 2010-04-23 Richard Guenther <rguenther@suse.de>
2067 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
2070 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2072 * sese.h (create_if_region_on_edge): Remove.
2074 * sese.c (create_if_region_on_edge): Make static.
2076 * tree-inline.c: Do not include ggc.h.
2078 * expr.c: Do not include ggc.h.
2080 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
2083 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
2086 * config/sh/sh.c (find_barrier): Don't emit a constant pool
2087 in the middle of insns for casesi_worker_2.
2089 2010-04-22 David Edelsohn <edelsohn@gnu.org>
2091 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
2093 2010-04-22 Ira Rosen <irar@il.ibm.com>
2095 PR tree-optimization/43842
2096 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
2097 loop unrolling in update of exit phis. Fix comment.
2098 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
2099 least two reduction statements in the loop before starting SLP
2102 2010-04-22 Nick Clifton <nickc@redhat.com>
2104 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
2106 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
2108 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
2111 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2113 * tree-parloops.c (loop_parallel_p): New argument
2114 parloop_obstack. Pass it down.
2115 (parallelize_loops): New variable parloop_obstack. Initialize it,
2116 pass it down, free it.
2118 * tree-loop-linear.c (linear_transform_loops): Pass down
2121 * tree-data-ref.h (lambda_compute_access_matrices): New argument
2122 of type struct obstack *.
2124 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
2125 scratch_obstack. Initialize it, pass down, free it.
2127 * lambda.h (lambda_loop_new): Remove.
2128 (lambda_matrix_new, lambda_matrix_inverse)
2129 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
2130 argument of type struct obstack *.
2132 * lambda-trans.c (lambda_trans_matrix_new): New argument
2133 lambda_obstack. Pass it down, use obstack allocation for ret.
2134 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
2137 * lambda-mat.c (lambda_matrix_get_column)
2138 (lambda_matrix_project_to_null): Remove.
2139 (lambda_matrix_new): New argument lambda_obstack. Use obstack
2141 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
2144 * lambda-code.c (lambda_loop_new): New function.
2145 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
2146 (lambda_compute_auxillary_space, lambda_compute_target_space)
2147 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
2148 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
2149 (build_access_matrix): New argument lambda_obstack. Use obstack
2151 (lambda_compute_step_signs, lambda_compute_access_matrices): New
2152 argument lambda_obstack. Pass it down.
2154 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2156 * optabs.h (expand_widening_mult): Declare.
2158 2010-04-22 Richard Guenther <rguenther@suse.de>
2160 PR tree-optimization/43845
2161 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
2162 lookup the CALL_EXPR function and arguments.
2164 2010-04-22 Nick Clifton <nickc@redhat.com>
2166 * config/stormy16/stormy16.c
2167 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
2168 * config/stormy16/stormy16.h: Tidy up formatting.
2169 (DONT_USE_BUILTIN_SETJMP): Remove definition.
2170 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
2171 (ineqbranchsi): Delete pattern.
2172 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
2173 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
2174 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
2175 stormy16-lib2-ucmpsi2.c.
2177 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2179 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
2180 df_simulate_find_noclobber_defs as appropriate. Keep track of an
2181 extra set merge_set_noclobber, and use it to relax the final test
2183 * df.h (df_simulate_find_noclobber_defs): Declare.
2184 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
2186 (df_simulate_find_noclobber_defs): New function.
2188 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
2190 * config/i386/i386.md: Use {} around multi-line preparation statements.
2192 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2194 * c-tree.h (push_init_level, pop_init_level, set_init_index)
2195 (process_init_element): New argument of type struct obstack *.
2197 * c-typeck.c (push_init_level, pop_init_level, set_designator)
2198 (set_init_index, set_init_label, set_nonincremental_init)
2199 (set_nonincremental_init_from_string, find_init_member)
2200 (output_init_element, output_pending_init_elements)
2201 (process_init_element): New argument braced_init_obstack. Pass it
2203 (push_range_stack, add_pending_init): New argument
2204 braced_init_obstack. Use obstack allocation.
2206 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
2207 braced_init_obstack. Pass it down.
2208 (c_parser_braced_init): New variables ret, braced_init_obstack.
2209 Initialize obstack, pass it down and finally free it.
2211 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2214 * tree-pass.h (pass_optimize_widening_mul): Declare.
2215 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
2216 gate_optimize_widening_mul): New static functions.
2217 (pass_optimize_widening_mul): New.
2218 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
2219 <case MULT_EXPR>: Remove support for widening multiplies.
2220 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
2221 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
2222 simplify_gen_unary rather than directly building extensions.
2223 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
2225 * expmed.c (expand_widening_mult): New function.
2226 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
2228 2010-04-21 Jan Hubicka <jh@suse.cz>
2230 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
2231 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
2232 * lto-wpa-fixup.c: Remove.
2233 * Makefile.in (lto-wpa-fixup.o): Remove.
2234 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
2235 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
2236 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
2238 2010-04-21 Jan Hubicka <jh@suse.cz>
2240 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
2241 add write_optimization_summary, read_optimization_summary.
2242 (ipa_write_summaries_of_cgraph_node_set): Remove.
2243 (ipa_write_optimization_summaries): Declare.
2244 (ipa_read_optimization_summaries): Declare.
2245 * ipa-cp.c (pass_ipa_cp): Update.
2246 * ipa-reference.c (pass_ipa_reference): Update.
2247 * ipa-pure-const.c (pass_ipa_pure_const): Update.
2248 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
2250 * ipa-inline.c (pass_ipa_inline): Update.
2251 * ipa.c (pass_ipa_whole_program): Update.
2252 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
2253 * passes.c (ipa_write_summaries_1): Do not test wpa.
2254 (ipa_write_optimization_summaries_1): New.
2255 (ipa_write_optimization_summaries): New.
2256 (ipa_read_summaries): Do not test ltrans.
2257 (ipa_read_optimization_summaries_1): New.
2258 (ipa_read_optimization_summaries): New.
2260 2010-04-21 Jan Hubicka <jh@suse.cz>
2262 * lto-cgraph.c (lto_output_node): Do not output comdat groups
2264 (output_cgraph): Do not arrange comdat groups for boundary nodes.
2266 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2269 * dwarf2out.c (add_name_and_src_coords_attributes): Add
2270 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
2272 2010-04-21 Jan Hubicka <jh@suse.cz>
2274 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
2276 2010-04-21 Jan Hubicka <jh@suse.cz>
2278 * varpool.c (decide_is_variable_needed): Variable is always needed
2281 2010-04-21 Jan Hubicka <jh@suse.cz>
2283 * opts.c (decode_options): Enable pure-const pass for whopr.
2285 2010-04-21 Jan Hubicka <jh@suse.cz>
2287 * cgraph.c (dump_cgraph_node): Dump also assembler name.
2288 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
2290 (cgraph_decide_inlining): Do not expect callee to be removed in all
2293 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
2295 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
2297 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2299 * config/i386/i386.md (x86_shrd): Add athlon_decode and
2300 amdfam10_decode attributes.
2302 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2305 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
2306 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
2307 (lower_copyprivate_clauses): Use private var in outer
2308 context instead of original var. Make sure the types
2309 are correct for VLAs.
2311 2010-04-21 Richard Guenther <rguenther@suse.de>
2313 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
2314 to non-pointer objects.
2316 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2318 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
2319 last chain entry if it starts with the still current label.
2320 (add_location_or_const_value_attribute): Check that
2321 loc_list->first->next is NULL instead of comparing ->first with ->last.
2322 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
2323 to add_var_loc_to_decl.
2325 * dwarf2out.c (output_call_frame_info): For dw_cie_version
2326 >= 4 add also address size and segment size fields into CIE header.
2328 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
2329 long as address size is the same as sizeof (void *) and
2331 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
2332 address size or segment size is unexpected, return DW_EH_PE_omit.
2333 (classify_object_over_fdes): If get_cie_encoding returned
2334 DW_EH_PE_omit, return -1.
2335 (init_object): If classify_object_over_fdes returned -1,
2336 pretend there were no FDEs at all.
2338 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2340 * config/i386/i386.md (bswap<mode>2): Macroize expander from
2341 bswap{si,di}2 using SWI48 mode iterator.
2342 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
2343 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
2344 set modrm attribute of bswap insn to 0 and remove length attribute.
2345 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
2346 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
2347 set mode attribute to <MODE> and remove length attribute.
2349 2010-04-20 James E. Wilson <wilson@codesourcery.com>
2351 PR rtl-optimization/43520
2352 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
2353 zero available registers.
2355 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2357 * builtins.c (fold_builtin_cproj): Fold more cases.
2359 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2361 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
2362 (fold_builtin_1): Fold builtin cproj.
2363 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
2364 Use ATTR_CONST_NOTHROW_LIST.
2366 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
2368 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
2369 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
2370 ffsi2_no_cmove for !TARGET_CMOVE.
2371 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
2372 (ffssi2): Remove expander.
2373 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
2375 (ctz<mode>2): Ditto from ctz{si,di}2.
2376 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
2378 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
2381 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2383 * dwarf2out.c (AT_linkage_name): Define.
2384 (clone_as_declaration): Handle DW_AT_linkage_name.
2385 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
2386 of DW_AT_MIPS_linkage_name.
2387 (move_linkage_attr): Likewise.
2388 (dwarf2out_finish): Likewise.
2390 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
2393 * fold-const.c (fold_comparison): New folding rule.
2395 2010-04-20 Anatoly Sokolov <aesok@post.ru>
2397 * double-int.h (double_int_setbit): Declare.
2398 * double-int.c (double_int_setbit): New function.
2399 * rtl.h (immed_double_int_const): Declare.
2400 * emit-rtl.c (immed_double_int_const): New function.
2401 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2402 and immed_double_int_const functions.
2403 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2404 expand_copysign_bit): (Ditto.).
2405 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2406 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2407 * dojump.c (prefer_and_bit_test): (Ditto.).
2408 * expr.c (convert_modes, reduce_to_bit_field_precision,
2409 const_vector_from_tree): (Ditto.).
2410 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2412 2010-04-20 Jan Hubicka <jh@suse.cz>
2414 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2415 (dump_cgraph_node): Dump new flags.
2416 * cgraph.h (struct cgraph_node): Add flags
2417 reachable_from_other_partition and in_other_partition.
2418 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2419 other partition can not be removed.
2420 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2421 the other partition must be output; silence sanity checking on
2422 leaking functions bodies from other paritition.
2423 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2424 (lto_output_node): Output new flags; do not sanity check that inline
2425 clones are output; drop lto_forced_extern_inline_p code; do not mock
2426 visibility flags at partition boundaries.
2427 (add_node_to): New function.
2428 (output_cgraph): Use it to sort functions so masters appear before
2430 (input_overwrite_node): Input new flags.
2431 * passes.c (ipa_write_summaries): Do not call
2432 lto_new_extern_inline_states.
2433 * lto-section-out.c (forced_extern_inline,
2434 lto_new_extern_inline_states lto_delete_extern_inline_states,
2435 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2436 * lto-streamer.h (lto_new_extern_inline_states,
2437 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2438 lto_forced_extern_inline_p): Kill.
2440 2010-04-20 Richard Guenther <rguenther@suse.de>
2442 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2443 from vars that can have pointers.
2444 (process_constraint): Dump useless constraints.
2446 2010-04-20 Richard Guenther <rguenther@suse.de>
2448 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2449 (dump_sa_points_to_info): Remove asserts.
2450 (init_base_vars): nothing_id isn't an escape point nor does it
2453 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2455 * tree.h (TYPE_REF_IS_RVALUE): Define.
2456 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2457 should_move_die_to_comdat, prune_unused_types_walk): Handle
2458 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2459 (modified_type_die, gen_reference_type_die): Emit
2460 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2461 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2463 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2466 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2467 calls for -fpic -m31 if they have been sibcall optimized.
2469 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2471 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2472 ar.lc fixed and call-used.
2474 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2476 2010-04-19 Jan Hubicka <jh@suse.cz>
2478 * opts.c (decode_options): Disable whpr incompatible passes.
2479 * lto/lto.c (lto_1_to_1_map): Skip clones.
2480 (read_cgraph_and_symbols): Do not mark everything as needed.
2481 (do_whole_program_analysis): Do map only after optimizing;
2482 set proper cgraph_state; use passmanager.
2484 2010-04-19 DJ Delorie <dj@redhat.com>
2486 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2487 POINTER_PLUS_EXPR and fix them.
2489 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2491 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2492 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2493 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2494 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2495 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2496 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2497 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2498 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2499 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2500 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2501 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2503 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2505 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2506 (check_cond_move_block): Likewise.
2507 (cond_move_process_if_block): Likewise.
2508 (noce_find_if_block): Improve formatting.
2509 (find_if_header): Pass 0 to memset and tweak conditions.
2510 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2512 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2514 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2518 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2519 with non-local decl doesn't need chain.
2521 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2523 * ira-color.c (allocno_reload_assign): Avoid accumulating
2524 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2526 2010-04-19 Martin Jambor <mjambor@suse.cz>
2528 * gimple.h (create_tmp_reg): Declare.
2529 * gimplify.c (create_tmp_reg): New function.
2530 (gimplify_return_expr): Use create_tmp_reg.
2531 (gimplify_omp_atomic): Likewise.
2532 (gimple_regimplify_operands): Likewise.
2533 * tree-dfa.c (make_rename_temp): Likewise.
2534 * tree-predcom.c (predcom_tmp_var): Likewise.
2535 (reassociate_to_the_same_stmt): Likewise.
2536 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2537 (get_replaced_param_substitute): Likewise.
2538 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2539 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2540 * tree-ssa-pre.c (get_representative_for): Likewise.
2541 (create_expression_by_pieces): Likewise.
2542 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
2543 (create_tailcall_accumulator): Likewise.
2545 2010-04-19 Martin Jambor <mjambor@suse.cz>
2547 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
2549 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2551 2010-04-19 Richard Guenther <rguenther@suse.de>
2553 PR tree-optimization/43796
2554 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2555 from SCEV in the lattice.
2556 (vrp_visit_phi_node): Dump change.
2558 2010-04-19 Richard Guenther <rguenther@suse.de>
2560 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
2561 * configure: Re-generated.
2563 2010-04-19 Richard Guenther <rguenther@suse.de>
2565 PR tree-optimization/43783
2566 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
2567 constant ARRAY_REF operands two and three if possible.
2569 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
2572 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2574 2010-04-19 Jie Zhang <jie@codesourcery.com>
2577 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2579 2010-04-19 Ira Rosen <irar@il.ibm.com>
2581 PR tree-optimization/37027
2582 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
2583 and macro to access it.
2584 (vectorizable_reduction): Add argument.
2585 (vect_get_slp_defs): Likewise.
2586 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
2587 statements for possible use in SLP.
2588 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
2589 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
2590 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
2592 (vectorizable_reduction): Likewise.
2593 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2595 (vectorizable_type_demotion, vectorizable_type_promotion,
2596 vectorizable_store): Likewise.
2597 (vect_analyze_stmt): Update call to vectorizable_reduction.
2598 (vect_transform_stmt): Likewise.
2599 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2600 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2601 from different interleaving chains in same node.
2602 (vect_slp_rearrange_stmts): New function.
2603 (vect_supported_load_permutation_p): Allow load permutations for
2604 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2605 inside SLP nodes if necessary.
2606 (vect_analyze_slp_instance): Handle reductions.
2607 (vect_analyze_slp): Try to build SLP instances originating from groups
2609 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2610 (vect_get_constant_vectors): Create initial vectors for reductions
2611 according to reduction code. Add new argument.
2612 (vect_get_slp_defs): Add new argument, pass it to
2613 vect_get_constant_vectors.
2614 (vect_schedule_slp_instance): Remove SLP tree root statements.
2616 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2618 * tree.h (ENUM_IS_SCOPED): Define.
2619 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2620 for ENUM_IS_SCOPED enums.
2622 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2624 * fold-const.c (fold_comparison): Use ssizetype.
2625 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2626 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2627 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2628 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2630 * tree.h (initialize_sizetypes): Remove parameter.
2631 (build_common_tree_nodes): Remove second parameter.
2632 * stor-layout.c (initialize_sizetypes): Remove parameter.
2633 Always create an unsigned type.
2634 (set_sizetype): Assert that the passed type is unsigned and simplify.
2635 * tree.c (build_common_tree_nodes): Remove second parameter.
2636 Adjust call to initialize_sizetypes.
2637 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2638 build_common_tree_nodes.
2640 2010-04-18 Matthias Klose <doko@ubuntu.com>
2642 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2644 2010-04-18 Ira Rosen <irar@il.ibm.com>
2646 PR tree-optimization/43771
2647 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2648 load permutation doesn't have gaps.
2650 2010-04-18 Jan Hubicka <jh@suse.cz>
2652 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2653 (sse_prologue_save_insn expander): Use new pattern.
2654 (sse_prologue_save_insn1): New pattern and splitter.
2655 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2657 * i386.c (setup_incoming_varargs_64): Do not compute jump
2659 (ix86_gimplify_va_arg): Update alignment needed.
2660 (ix86_local_alignment): Do not align all local arrays to 128bit.
2662 2010-04-17 Jan Hubicka <jh@suse.cz>
2664 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2666 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2668 * arm.md (negdi2): Remove redundant code to force values into a
2671 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2673 * arm/bpabi.S: Add EABI alignment attributes to objects.
2674 * arm/bpabi-v6m.S: Likewise.
2675 * arm/crti.asm: Likewise.
2676 * arm/crtn.asm: Likewise.
2677 * arm/lib1funcs.asm: Likewise.
2678 * arm/libunwind.S: Likewise.
2680 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2682 * arm-protos.h (tune_params): New structure.
2683 * arm.c (current_tune): New variable.
2684 (arm_constant_limit): Delete.
2685 (struct processors): Add pointer to the tune parameters.
2686 (arm_slowmul_tune): New tuning option.
2687 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
2688 (all_cores): Adjust to pick up the tuning model.
2689 (arm_constant_limit): New function.
2690 (arm_override_options): Select the appropriate tuning model. Delete
2691 initialization of arm_const_limit.
2692 (arm_split_constant): Use the new constant-limit model.
2693 (arm_rtx_costs): Pick up the current tuning model.
2694 * arm.md (is_strongarm, is_xscale): Delete.
2695 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
2696 for Xscale variant architectures.
2697 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
2699 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2701 * config/arm/arm.c (arm_gen_constant): Remove unused variable
2703 (arm_rtx_costs_1): Remove unused variable extra_cost.
2704 (arm_unwind_emit_set): Use variable offset.
2705 (thumb1_output_casesi): Remove unused variable flags.
2707 2010-04-16 Jeff Law <law@redhat.com>
2709 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
2710 needing assignment rather than doing a two-phase assignment. Remove
2711 unused variable 'm'.
2713 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2716 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
2718 2010-04-16 Doug Kwan <dougkwan@google.com>
2720 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
2721 (next_operand_entry_id): New static variable.
2722 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
2723 (add_to_ops_vec): Assigned unique ID to operand entry.
2724 (struct oecount_s): New field ID.
2725 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
2726 (undistribute_ops_list): Assign unique IDs to oecounts.
2727 (init_reassoc): reset next_operand_entry_id.
2729 2010-04-16 Doug Kwan <dougkwan@google.com>
2731 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
2732 missing left parenthesis.
2734 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
2736 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
2737 *btdi_rex64 using SWI48 mode iterator.
2738 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
2739 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
2740 *jcc_btdi_mask_rex64.
2742 2010-04-16 Anatoly Sokolov <aesok@post.ru>
2744 * double-int.h (tree_to_double_int): Convert to macro.
2745 * double-int.c (tree_to_double_int): Remove.
2747 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2750 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
2751 with want_address 2 and in case a single element list might be
2752 possible, call it again with want_address 0.
2754 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2756 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
2757 case 'W' print operands for HI mode.
2758 * config/h8300/h8300.h (Y0, Y2) : New constraints.
2759 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
2760 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
2761 * config/h8300/predicate.md (bit_register_indirect_operand): New.
2763 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
2765 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
2766 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
2767 #xx:3 and #xx:4 mode.
2769 * config/h8300/h8300.md (inverted load with HImode dest): Add
2770 support for H8300SX.
2772 * config/h8300/predicate.md (bit_operand): Allow immediate values that
2773 satisfy 'U' constraint.
2775 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2777 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
2778 * configure: Regenerate.
2779 * config.in: Regenerate.
2780 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
2783 2010-04-16 Richard Guenther <rguenther@suse.de>
2785 * tree.h (struct tree_decl_minimal): Move pt_uid ...
2786 (struct tree_decl_common): ... here.
2787 (DECL_PT_UID): Adjust.
2788 (SET_DECL_PT_UID): Likewise.
2789 (DECL_PT_UID_SET_P): Likewise.
2791 2010-04-16 Richard Guenther <rguenther@suse.de>
2793 PR tree-optimization/43572
2794 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
2795 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
2796 * tree-flow.h (is_call_clobbered): Remove.
2797 * tree-flow-inline.h (is_call_clobbered): Likewise.
2798 * tree-dfa.c (dump_variable): Do not dump call clobber state.
2799 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
2800 (execute_return_slot_opt): Adjust.
2801 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
2802 check for call clobbered vars here.
2803 (find_tail_calls): Move tailcall verification to the
2806 2010-04-16 Diego Novillo <dnovillo@google.com>
2808 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
2810 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2813 * config/arm/arm.md (cbranchqi4): New pattern.
2814 * config/arm/predicates.md (const0_operand,
2815 cbranchqi4_comparison_operator): New predicates.
2817 2010-04-16 Richard Guenther <rguenther@suse.de>
2819 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
2820 (dump_gimple_stmt): Likewise.
2822 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2824 * recog.h (struct recog_data): New field is_operator.
2825 (struct insn_operand_data): New field is_operator.
2826 * recog.c (extract_insn): Set recog_data.is_operator.
2827 * genoutput.c (output_operand_data): Emit code to set the
2829 * reload.c (find_reloads): Use it rather than testing for an
2830 empty constraint string.
2833 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
2834 If the previous insn is a cbranchsi4_insn with the same arguments,
2835 omit the compare instruction.
2837 * config/arm/arm.md (addsi3_cbranch): If destination is a high
2838 register, inputs must be low registers and we need a low register
2839 scratch. Handle alternative 2 like alternative 3.
2841 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2843 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
2844 don't call get_addr on both. If one expression is a VALUE and
2845 the other a REG, check VALUE's locs if the REG isn't among them.
2847 2010-04-16 Christian Bruel <christian.bruel@st.com>
2849 * config/sh/sh.h (sh_frame_pointer_required): New function.
2850 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
2851 (flag_omit_frame_pointer) Set.
2852 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
2853 (rounded_frame_size): Adjust size with outgoing_args_size.
2854 (sh_set_return_address): Must return from stack pointer.
2855 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
2856 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2857 (ACCUMULATE_OUTGOING_ARGS): Define.
2858 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
2859 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
2861 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2864 * config/sh/sh.c (sh_legitimize_reload_address): Use
2865 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
2866 Remove a unneeded check for offset_base.
2868 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
2870 * configure: Regenerated.
2872 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2874 * config/s390/s390.c (s390_call_save_register_used): Switch back
2875 to HARD_REGNO_NREGS.
2877 2010-04-15 Richard Guenther <rguenther@suse.de>
2879 * alias.c (alias_set_subset_of): Handle alias-set zero
2882 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
2883 Julian Brown <julian@codesourcery.com>
2885 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
2886 alternatives according to use of high and low regs.
2887 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
2888 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
2889 optimizing for size on Thumb-2.
2891 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
2893 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
2895 2010-04-15 Richard Guenther <rguenther@suse.de>
2897 * tree-ssa-structalias.c (struct variable_info): Add
2899 (new_var_info): Initialize it.
2900 (dump_constraints): Support printing last added constraints.
2901 (debug_constraints): Adjust.
2902 (dump_constraint_graph): Likewise.
2903 (make_heapvar_for): Check for NULL cfun.
2904 (get_function_part_constraint): New function.
2905 (get_fi_for_callee): Likewise.
2906 (find_func_aliases): Properly implement IPA PTA constraints.
2907 (process_ipa_clobber): New function.
2908 (find_func_clobbers): Likewise.
2909 (insert_into_field_list_sorted): Remove.
2910 (create_function_info_for): Properly allocate vars for IPA mode.
2911 Do not use insert_into_field_list_sorted.
2912 (create_variable_info_for): Properly generate constraints for
2913 global vars in IPA mode.
2914 (dump_solution_for_var): Always dump the solution.
2915 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
2916 (find_what_var_points_to): Adjust.
2917 (pt_solution_set): Change.
2918 (pt_solution_ior_into): New function.
2919 (pt_solution_empty_p): Export.
2920 (pt_solution_includes_global): Adjust.
2921 (pt_solution_includes_1): Likewise.
2922 (pt_solutions_intersect_1): Likewise.
2923 (dump_sa_points_to_info): Check some invariants.
2924 (solve_constraints): Move constraint dumping ...
2925 (compute_points_to_sets): ... here.
2926 (ipa_pta_execute): ... and here.
2927 (compute_may_aliases): Do not re-compute points-to info
2928 locally if IPA info is available.
2929 (ipa_escaped_pt): New global var.
2930 (ipa_pta_execute): Properly implement IPA PTA.
2931 * tree-into-ssa.c (dump_decl_set): Support dumping
2932 decls not in referenced-vars.
2933 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
2934 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
2935 (dump_points_to_solution): Likewise.
2936 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
2937 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
2938 (remap_gimple_stmt): Reset call clobber/use information if necessary.
2939 (copy_decl_to_var): Copy DECL_PT_UID.
2940 (copy_result_decl_to_var): Likewise.
2941 * tree.c (make_node_stat): Initialize DECL_PT_UID.
2942 (copy_node_stat): Copy it.
2943 * tree.h (DECL_PT_UID): New macro.
2944 (SET_DECL_PT_UID): Likewise.
2945 (DECL_PT_UID_SET_P): Likewise.
2946 (struct tree_decl_minimal): Add pt_uid member.
2947 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
2948 (pt_solution_empty_p): Declare.
2949 (pt_solution_set): Adjust.
2950 (ipa_escaped_pt): Declare.
2951 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
2952 * gimple-pretty-print.c (pp_points_to_solution): New function.
2953 (dump_gimple_call): Dump call clobber/use information.
2954 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
2955 * tree-pass.h (TDF_ALIAS): New dump option.
2956 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
2957 * doc/invoke.texi (-fipa-pta): Update documentation.
2959 2010-04-15 Richard Guenther <rguenther@suse.de>
2961 * Makefile.in (OBJS-common): Add gimple-fold.o.
2962 (gimple-fold.o): New rule.
2963 * tree.h (maybe_fold_offset_to_reference,
2964 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
2966 * gimple.h: ... here.
2967 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
2968 may_propagate_address_into_dereference): Move prototypes ...
2969 * gimple.h: ... here.
2970 * tree-ssa-ccp.c (get_symbol_constant_value,
2971 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
2972 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
2973 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
2974 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
2975 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
2976 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
2977 gimplify_and_update_call_from_tree): Move ...
2978 * gimple-fold.c: ... here. New file.
2979 (ccp_fold_builtin): Rename to ...
2980 (gimple_fold_builtin): ... this.
2981 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
2983 2010-04-15 Richard Guenther <rguenther@suse.de>
2985 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
2986 fit_double_type, force_fit_type_double, add_double_with_sign,
2987 neg_double, mul_double_with_sign, lshift_double, rshift_double,
2988 lrotate_double, rrotate_double, div_and_round_double): Move ...
2989 * double-int.c: ... here.
2990 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
2991 add_double, neg_double, mul_double_with_sign, mul_double,
2992 lshift_double, rshift_double, lrotate_double, rrotate_double,
2993 div_and_round_double): Move prototypes ...
2994 * double-int.h: ... here.
2996 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
2999 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
3000 matching constraints to ensure inputs match the output.
3002 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3005 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
3006 in an input-only operand.
3008 2010-04-15 Anatoly Sokolov <aesok@post.ru>
3010 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
3011 (double_int_not, double_int_lshift, double_int_rshift): Declare.
3012 (double_int_negative_p): Convert to static inline function.
3013 * double-int.c (double_int_lshift, double_int_lshift): New functions.
3014 (double_int_negative_p): Remove.
3015 * tree.h (lshift_double, rshift_double):
3016 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
3017 * fold-const.c (fold_convert_const_int_from_real,
3018 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
3019 (lshift_double): Change type of arith argument to bool.
3020 (rshift_double): Change type of arith argument to bool. Correct
3022 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3024 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
3027 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
3028 at the start and end of the then/else blocks, and omit them from the
3030 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
3031 argument; all callers changed. Pass zero to old_insns_match_p instead.
3032 (flow_find_head_matching_sequence): New function.
3033 (old_insns_match_p): Check REG_EH_REGION notes for calls.
3034 * basic-block.h (flow_find_cross_jump,
3035 flow_find_head_matching_sequence): Declare functions.
3037 2010-04-14 Jason Merrill <jason@redhat.com>
3040 * c-common.c (attribute_takes_identifier_p): New fn.
3041 * c-common.h: Declare it.
3043 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3045 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
3047 (*udivmod<mode>4): Ditto.
3049 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3051 * config/i386/i386.md (maxmin_int): Rename code attribute from
3052 maxminiprefix and update all users.
3053 (maxmin_float): Ditto from maxminfprefix.
3054 (logic): Ditto from logicprefix.
3055 (absneg_mnemonic): Ditto from absnegprefix.
3056 * config/i386/mmx.md: Update all users of maxminiprefix,
3057 maxminfprefix and logicprefix for rename.
3058 * config/i386/sse.md: Ditto.
3059 * config/i386/sync.md (sync_<code><mode>): Update for
3062 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
3065 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
3066 warnings converted to errors.
3068 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3070 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
3071 used insn_type variable.
3072 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
3073 to avoid set-but-not-used warning.
3075 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3077 * df-core.c (df_ref_debug): Change format string placeholder
3079 * dwarf2asm.c (dw2_asm_output_data_raw,
3080 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
3081 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
3082 * dwarf2out.c (output_cfi, output_cfi_directive,
3083 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
3084 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
3086 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
3087 * print-rtl.c (print_rtx): Ditto.
3089 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3092 * builtins.c (expand_builtin_pow_root): New function to expand pow
3093 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
3094 series of sqrt and cbrt calls under -ffast-math.
3095 (expand_builtin_pow): Call it.
3097 2010-04-14 Michael Matz <matz@suse.de>
3099 PR tree-optimization/42963
3100 * tree-cfg.c (touched_switch_bbs): New static variable.
3101 (group_case_labels_stmt): New function broken out from ...
3102 (group_case_labels): ... here, use the above.
3103 (start_recording_case_labels): Allocate touched_switch_bbs.
3104 (end_recording_case_labels): Deallocate it, call
3105 group_case_labels_stmt.
3106 (gimple_redirect_edge_and_branch): Remember index of affected BB.
3108 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3110 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
3113 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3115 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
3117 2010-04-13 Jan Hubicka <jh@suse.cz>
3119 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
3120 of optimized out static functions.
3121 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
3122 cost computation. Also sanity check for overflows.
3123 (update_caller_keys): Update cgraph_edge_badness call; properly
3124 update fibheap and sanity check that it is up to date.
3125 (add_new_edges_to_heap): Update cgraph_edge_badness.
3126 (cgraph_decide_inlining_of_small_function): Likewise;
3127 add sanity checking that badness in heap is up to date;
3128 improve dumping of reason; Update badness of calls to the
3129 offline copy of function currently inlined; dump badness
3130 of functions not inlined because of unit growth limits.
3132 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3135 * c-common.c (pointer_int_sum): Disregard overflow that occured only
3136 because of sign-extension change when converting to sizetype here...
3137 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
3139 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
3140 the folding to constants. Remove redundant final conversion.
3141 (fold_binary) <associate>: Do not associate if the re-association of
3142 constants alone overflows.
3143 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
3144 to the end of the list.
3145 (multiple_of_p) <COND_EXPR>: New case.
3147 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
3149 * opt-functions.awk (opt_sanitized_name): New.
3151 * optc-gen.awk: Use it
3152 * opth-gen.awk: Use it.
3154 2010-04-13 Martin Jambor <mjambor@suse.cz>
3156 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
3157 (sra_modify_assign): Delete stmts loading dead data even if racc has no
3158 children. Call replace_uses_with_default_def_ssa_name to handle
3161 2010-04-13 Michael Matz <matz@suse.de>
3164 * builtins.c (expand_builtin_interclass_mathfn): Also create
3165 a register if the predicate doesn't match.
3167 2010-04-13 Diego Novillo <dnovillo@google.com>
3169 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
3170 * c-pch.c: Include timevar.h.
3171 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
3172 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
3173 * ggc-common.c: Include timevar.h.
3174 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
3175 * timevar.def (TV_PCH_SAVE): Define.
3176 (TV_PCH_CPP_SAVE): Define.
3177 (TV_PCH_PTR_REALLOC): Define.
3178 (TV_PCH_PTR_SORT): Define.
3179 (TV_PCH_RESTORE): Define.
3180 (TV_PCH_CPP_RESTORE): Define.
3182 2010-04-13 Michael Matz <matz@suse.de>
3184 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
3186 (can_reassociate_p): New function.
3187 (break_up_subtract_bb, reassociate_bb): Use it.
3189 2010-04-13 Richard Guenther <rguenther@suse.de>
3192 * builtins.c (c_readstr): Fix assert.
3194 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
3196 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
3197 when generating cltd insn.
3199 (*ashl<mode>3_1): Remove special handling for register operand 2.
3200 (*ashlsi3_1_zext): Ditto.
3201 (*ashlhi3_1): Ditto.
3202 (*ashlhi3_1_lea): Ditto.
3203 (*ashlqi3_1): Ditto.
3204 (*ashlqi3_1_lea): Ditto.
3205 (*<shiftrt_insn><mode>3_1): Ditto.
3206 (*<shiftrt_insn>si3_1_zext): Ditto.
3207 (*<shiftrt_insn>qi3_1_slp): Ditto.
3208 (*<rotate_insn><mode>3_1): Ditto.
3209 (*<rotate_insn>si3_1_zext): Ditto.
3210 (*<rotate_insn>qi3_1_slp): Ditto.
3212 2010-04-13 Richard Guenther <rguenther@suse.de>
3214 * tree-ssa-structalias.c (callused_id): Remove.
3215 (call_stmt_vars): New.
3216 (get_call_vi): Likewise.
3217 (lookup_call_use_vi): Likewise.
3218 (lookup_call_clobber_vi): Likewise.
3219 (get_call_use_vi): Likewise.
3220 (get_call_clobber_vi): Likewise.
3221 (make_transitive_closure_constraints): Likewise.
3222 (handle_const_call): Adjust to do per-call call-used handling.
3223 (handle_pure_call): Likewise.
3224 (find_what_var_points_to): Remove general callused handling.
3225 (init_base_vars): Likewise.
3226 (init_alias_vars): Initialize call_stmt_vars.
3227 (compute_points_to_sets): Process call-used and call-clobbered
3228 vars for call statements.
3229 (delete_points_to_sets): Free call_stmt_vars.
3231 2010-04-13 Richard Guenther <rguenther@suse.de>
3233 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3234 Only add RW dependence for dependence distance zero.
3235 Adjust maximal vectorization factor according to dependences.
3236 Move alignment handling ...
3237 (vect_find_same_alignment_drs): ... here. New function.
3238 (vect_analyze_data_ref_dependences): Adjust.
3239 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
3240 (vect_analyze_data_refs): Adjust minimal vectorization factor
3241 according to data references.
3242 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
3243 dependences before determining the vectorization factor.
3244 Analyze alignment after determining the vectorization factor.
3245 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
3246 dependences before alignment.
3247 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
3249 (vect_analyze_data_refs): Likewise.
3250 (MAX_VECTORIZATION_FACTOR): New define.
3252 2010-04-13 Duncan Sands <baldrick@free.fr>
3254 * except.h (lang_eh_type_covers): Remove.
3255 * except.c (lang_eh_type_covers): Likewise.
3257 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3258 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3260 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
3261 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
3262 UNITS_PER_LONG where it is ABI relevant.
3263 (s390_return_addr_rtx): Likewise.
3264 (s390_back_chain_rtx): Likewise.
3265 (s390_frame_area): Likewise.
3266 (s390_frame_info): Likewise.
3267 (s390_initial_elimination_offset): Likewise.
3268 (save_gprs): Likewise.
3269 (s390_emit_prologue): Likewise.
3270 (s390_emit_epilogue): Likewise.
3271 (s390_function_arg_advance): Likewise.
3272 (s390_function_arg): Likewise.
3273 (s390_va_start): Likewise.
3274 (s390_gimplify_va_arg): Likewise.
3275 (s390_function_profiler): Likewise.
3276 (s390_optimize_prologue): Likewise.
3277 (s390_rtx_costs): Likewise.
3278 (s390_secondary_reload): Likewise.
3279 (s390_promote_function_mode): Likewise.
3280 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
3281 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
3282 registers available.
3283 (s390_unwind_word_mode): New function.
3284 (s390_function_value): Split 64 bit values into register pair if
3285 used as return value.
3286 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
3287 function call parameters. Handle parallels.
3288 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
3289 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
3290 (DWARF_CIE_DATA_ALIGNMENT): New macro.
3291 (s390_expand_setmem): Remove unused variable src_addr.
3292 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
3293 deal with 64 bit registers.
3294 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
3295 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
3296 (UNITS_PER_LONG): New macro.
3297 * libjava/include/s390-signal.h: Define extended ucontext
3298 structure containing the upper halfs of the 64 bit registers.
3300 2010-04-13 Simon Baldwin <simonb@google.com>
3302 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
3304 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3306 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
3307 rvalue on the RHS if the LHS is of a non-renamable type.
3308 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
3310 2010-04-13 Matthias Klose <doko@ubuntu.com>
3312 * gcc.c (cc1_options): Handle -iplugindir before processing
3313 the cc1 spec. Only add -iplugindir once.
3314 (cpp_unique_options): Add -iplugindir option if -fplugin* options
3316 * common.opt (iplugindir): Remove `Separate' property, initialize.
3317 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
3319 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
3320 (distclean): Remove plugin dir.
3321 * doc/invoke.texi: Document -iplugindir.
3323 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
3325 * doc/plugins.texi (Loading Plugins): Document short
3326 -fplugin=foo option.
3327 (Plugin API): Mention default_plugin_dir_name function.
3329 * gcc.c (find_file_spec_function): Add new declaration.
3330 (static_spec_func): Use it for "find-file".
3331 (find_file_spec_function): Add new function.
3332 (cc1_options): Add -iplugindir option if -fplugin* options found.
3334 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
3336 * plugin.c (add_new_plugin): Updated comment, and handle short
3338 (default_plugin_dir_name): Added new function.
3340 * common.opt (iplugindir): New option to set the plugin directory.
3342 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
3344 * config/i386/i386.md (any_rotate): New code iterator.
3345 (rotate_insn): New code attribute.
3347 (SWIM124): New mode iterator.
3348 (<rotate_insn>ti3): New expander.
3349 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
3350 any_rotate code iterator.
3351 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
3352 using any_rotate code iterator and SWIM124 mode iterator.
3353 (ix86_rotlti3): New insn_and_split pattern.
3354 (ix86_rotrti3): Ditto.
3355 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
3356 ix86_rotl{di,ti}3 patterns.
3357 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
3358 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
3359 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
3360 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
3361 code iterator and SWI mode iterator.
3362 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
3363 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
3365 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
3366 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
3367 (bswap rotatert splitter): Add splitter.
3368 (bswap splitter): Macroize splitter using any_rotate code iterator.
3369 Add insn predicate to split only for TARGET_USE_XCHGB or when
3370 optimizing function for size.
3372 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3374 * config/pa/pa.c (emit_move_sequence): Remove use of
3375 deleted variable flag_argument_noalias.
3377 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3379 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
3381 Add to unsupported targets list.
3382 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
3383 sparc*-sun-solaris2.[567]* from target lists.
3384 * configure: Regenerate.
3385 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
3387 Remove Solaris 7 patch references.
3388 (Specific, sparc-sun-solaris2.7): Removed.
3389 (sparc-sun-solaris2*): Update Solaris 7 example.
3390 (sparc64-*-solaris2*): Likewise.
3392 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3394 * config.build (alpha*-dec-osf4*): Remove.
3395 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
3396 of obsolete configurations.
3397 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
3399 * config/alpha/t-osf4: Renamed to ...
3400 * config/alpha/t-osf5: ... this.
3401 * config/alpha/osf.h: Renamed to ...
3402 * config/alpha/osf5.h: ... this.
3403 Merged old osf5.h contents.
3405 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
3406 (EXTRA_SPECS): Removed.
3407 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
3408 reflect removal of Tru64 UNIX V4.0/V5.0 support.
3411 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3413 * doc/contrib.texi (Contributors, Rainer Orth): Update.
3415 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
3418 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
3419 __thiscall convention.
3421 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3423 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
3425 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
3427 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3429 * function.c (assign_parms_initialize_all): Add unused attribute
3432 2010-04-12 Richard Guenther <rguenther@suse.de>
3434 * gsstruct.def (GSS_CALL): New.
3435 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
3436 * gimple.h: Include tree-ssa-alias.h.
3437 (struct gimple_statement_call): New.
3438 (union gimple_statement_struct_d): Add gimple_call member.
3439 (gimple_call_reset_alias_info): Declare.
3440 (gimple_call_use_set): New function.
3441 (gimple_call_clobber_set): Likewise.
3442 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
3443 * gimple.c (gimple_call_reset_alias_info): New function.
3444 (gimple_build_call_1): Call it.
3445 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3446 * tree-inline.c (remap_gimple_stmt): Likewise.
3447 (expand_call_inline): Remove callused handling.
3448 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
3449 * tree-dfa.c (dump_variable): Likewise.
3450 * tree-parloops.c (parallelize_loops): Likewise.
3451 * tree-ssa.c (init_tree_ssa): Likewise.
3452 (delete_tree_ssa): Likewise.
3453 * tree-flow-inline.h (is_call_used): Remove.
3454 * tree-flow.h (struct gimple_df): Remove callused member.
3455 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
3456 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
3457 (ref_maybe_used_by_call_p_1): Simplify.
3458 (call_may_clobber_ref_p_1): Likewise.
3459 * tree-ssa-structalias.c (compute_points_to_sets): Set
3460 the call stmt used and clobbered sets.
3461 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
3462 (find_tail_calls): Verify the tail call.
3464 2010-04-12 Richard Guenther <rguenther@suse.de>
3466 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
3467 single-iteration always-inline inlining.
3468 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
3469 (cgraph_decide_inlining): Do not handle always-inline specially.
3470 (try_inline): Remove always-inline cycle detection special case.
3471 Do not recurse on always-inlines.
3472 (cgraph_early_inlining): Do not iterate if not optimizing.
3473 (cgraph_gate_early_inlining): remove.
3474 (pass_early_inline): Run unconditionally.
3475 (gate_cgraph_decide_inlining): New function.
3476 (pass_ipa_inline): Use it. Do not run the IPA inliner if
3477 not inlining or optimizing.
3478 (cgraph_decide_inlining_of_small_functions): Also consider
3479 always-inline functions.
3480 (cgraph_default_inline_p): Return true for nodes which should
3481 disregard inline limits.
3482 (estimate_function_body_sizes): Assume zero size and time for
3483 nodes which are marked as disregarding inline limits.
3484 (cgraph_decide_recursive_inlining): Do not perform recursive
3485 inlining on always-inline nodes.
3487 2010-04-12 Jakub Jelinek <jakub@redhat.com>
3490 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
3491 for exprs satisfying handled_component_p.
3493 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
3495 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
3496 non-constant aggregate elements.
3498 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
3499 is a real initialization.
3501 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
3504 * c-decl.c (start_function): Move forward check for nested function.
3506 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3508 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
3509 * config/sh/sh.c: Include reload.h.
3510 (sh_legitimize_reload_address): New.
3511 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
3512 sh_legitimize_reload_address.
3514 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3516 * config/sh/sh.md (*movqi_pop): New insn pattern.
3517 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
3519 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3521 * config/i386/i386.md (any_shiftrt): New code iterator.
3522 (shiftrt_insn): New code attribute.
3524 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
3525 using any_shiftrt code iterator.
3526 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
3527 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
3528 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
3529 pattern from corresponding peephole2 patterns.
3530 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
3531 using any_shiftrt code iterator.
3532 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
3533 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
3534 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
3535 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
3536 *{ashr,lshr}<mode>3_cmp_zext.
3537 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
3539 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3541 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
3543 (*lshr<mode>3_cconly): Ditto.
3545 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3547 * config/i386/i386.md (lshr<mode>3): Macroize expander from
3548 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3549 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3550 pattern from *lshr{di,ti}3_1 and corresponding splitters using
3552 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3553 from corresponding peephole2 patterns.
3554 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
3555 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
3556 and *lshrdi3_1_rex64 using SWI mode iterator.
3557 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
3558 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
3559 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
3560 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
3561 and *lshrdi3_cmp_rex64 using SWI mode iterator.
3562 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
3563 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
3564 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
3565 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
3568 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
3570 * config/i386/i386.md (ashr<mode>3): Macroize expander from
3571 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3572 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3573 pattern from *ashr{di,ti}3_1 and corresponding splitters using
3575 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3576 from corresponding peephole2 patterns.
3577 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
3578 (ashrsi3_cvt): Rename from ashrsi3_31.
3579 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
3580 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
3581 and x86_64_shift_adj_3 using SWI48 mode iterator.
3582 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
3583 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
3584 and *ashrdi3_1_rex64 using SWI mode iterator.
3585 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
3586 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
3587 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
3588 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
3589 and *ashrdi3_cmp_rex64 using SWI mode iterator.
3590 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
3591 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
3592 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
3593 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
3595 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
3596 * config/i386/i386.c (ix86_split_ashr): Update for renamed
3597 x86_shift<mode>_adj_3 expanders.
3599 2010-04-10 Wei Guozhi <carrot@google.com>
3602 * config/arm/arm.c (arm_pic_static_addr): New function.
3603 (legitimize_pic_address): Call arm_pic_static_addr when it detects
3605 (arm_output_addr_const_extra): Output expression for new pattern.
3606 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
3608 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
3610 * ira-costs.c (record_reg_classes): Ignore alternatives that are
3613 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
3614 * web.c: Include "insn-config.h" and "recog.h".
3615 (union_match_dups): New function.
3616 (web_main): Call it.
3617 (union_defs): Don't try to recognize match_dups.
3619 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
3620 if doing so would replace the entire pattern.
3622 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3626 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
3627 and splitter pattern. Change splitter operand 1 predicate to
3630 2010-04-09 Martin Jambor <mjambor@suse.cz>
3632 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
3633 lattices are addresses of CONST_DECLs with the same initial value.
3634 (ipcp_print_all_lattices): Print values of CONST_DECLs.
3635 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3637 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
3638 Bernd Schmidt <bernds@codesourcery.com>
3640 * loop-invariant.c (replace_uses): New static function.
3641 (move_invariant_reg): Use it to ensure we can replace the uses.
3643 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
3645 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
3647 (picochip_override_options): Enable section anchors only above -O1.
3648 (picochip_reorg): Fixed a couple of build warnings.
3650 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3652 * configure.ac (plugin -rdynamic test): Log result.
3653 * configure: Regenerate.
3654 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
3655 (RDYNAMIC_SPEC): Define.
3656 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
3658 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3660 * configure.ac: Determine Sun ld version numbers.
3661 (comdat_group): Restrict GNU ld version checks to gld.
3662 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
3663 (enable_comdat): Support --enable-comdat.
3664 * configure: Regenerate.
3665 * doc/install.texi (Configuration): Document --enable-comdat.
3667 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3669 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
3670 * config/sol2-gld.h: ... here.
3671 * config.gcc (sparc*-*-solaris2*): Reflect this.
3672 (i[34567]86-*-solaris2*): Use it.
3674 2010-04-09 Steve Ellcey <sje@cup.hp.com>
3676 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
3678 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
3680 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3683 * diagnostic.c (diagnostic_initialize): Initialize
3684 some_warnings_are_errors.
3685 (diagnostic_finish): New.
3686 (diagnostic_action_after_output): Call it before exiting.
3687 (diagnostic_report_diagnostic): Do not print message here. Set
3688 some_warnings_are_errors.
3689 * diagnostic.h (diagnostic_context): Delete
3690 issue_warnings_are_errors_message. Add some_warnings_are_errors.
3691 (diagnostic_finish): Declare.
3692 * toplev.c (toplev_main): Call it before exit.
3694 2010-04-09 Jason Merrill <jason@redhat.com>
3697 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
3698 for incomplete type.
3701 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
3702 based on a warning flag.
3704 2010-04-09 Richard Guenther <rguenther@suse.de>
3706 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
3708 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
3711 * varasm.c (default_assemble_visibility): Wrap vars that are
3712 set, but unused, by targets without GAS.
3713 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
3714 Remove set, but unused, vars.
3715 (rs6000_legitimize_tls_address): Likewise.
3716 (altivec_expand_dst_builtin): Likewise.
3717 * config/darwin.c (machopic_classify_symbol): Likewise.
3718 (machopic_indirection_name): Likewise.
3720 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3722 * config/i386/i386.md (DWI): New mode iterator.
3723 (S): New mode attribute.
3724 (shift_operand): Ditto.
3725 (shift_immediate_operand): Ditto.
3726 (ashl_input_operand): Ditto.
3727 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
3728 using SDWIM mode iterator.
3729 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
3730 pattern from *ashl{di,ti}3_1 and corresponding splitters using
3732 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
3733 from corresponding peephole2 patterns.
3734 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
3735 and x86_64_shift_adj_1 using SWI48 mode iterator.
3736 (x86_shift<mode>_adj_2): Ditto.
3737 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
3738 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
3739 using SWI48 mode iterator.
3740 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
3741 *ashldi3_cmp_rex64 using SWI mode iterator.
3742 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
3743 *ashldi3_cconly_rex64 using SWI mode iterator.
3744 * config/i386/i386.c (ix86_split_ashl): Update for renamed
3745 x86_shift<mode>_adj_{1,2}.
3746 (ix86_split_ashr): Ditto.
3747 (ix86_split_lshr): Ditto.
3749 2010-04-09 Richard Guenther <rguenther@suse.de>
3751 * target.h (builtin_conversion): Pass in input and output types.
3752 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
3753 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
3754 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
3755 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
3757 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
3759 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
3761 2010-04-09 Richard Guenther <rguenther@suse.de>
3764 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
3766 2010-04-09 Richard Guenther <rguenther@suse.de>
3768 * tree-vectorizer.h (struct _stmt_vec_info): Document
3769 that vectype is the type of the LHS.
3770 (supportable_widening_operation, supportable_narrowing_operation):
3771 Get both input and output vector types as arguments.
3772 (vect_is_simple_use_1): Declare.
3773 (get_same_sized_vectype): Likewise.
3774 * tree-vect-loop.c (vect_determine_vectorization_factor):
3775 Set STMT_VINFO_VECTYPE to the vector type of the def.
3776 (vectorizable_reduction): Adjust.
3777 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
3778 Adjust. Specify the output vector type.
3779 (vect_pattern_recog_1): Adjust.
3780 * tree-vect-stmts.c (get_same_sized_vectype): New function.
3781 (vectorizable_call): Adjust.
3782 (vectorizable_conversion): Likewise.
3783 (vectorizable_operation): Likewise.
3784 (vectorizable_type_demotion): Likewise.
3785 (vectorizable_type_promotion): Likewise.
3786 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
3788 (vect_is_simple_use_1): New function.
3789 (supportable_widening_operation): Get both input and output
3791 (supportable_narrowing_operation): Likewise.
3792 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
3794 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
3796 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
3797 __thiscall and _thiscall as predefined macros.
3798 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
3799 thiscall attribute handling.
3800 (ix86_comp_type_attributes): Likewise.
3801 (ix86_function_regparm): Likewise.
3802 (ix86_return_pops_args): Likewise.
3803 (init_cumulative_args): Likewise.
3804 (find_drap_reg): Likewise.
3805 (ix86_static_chain): Likewise.
3806 (x86_this_parameter): Likewise.
3807 (x86_output_mi_thunk): Likewise.
3808 (ix86_attribute_table): Add description for thiscall attribute.
3809 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
3810 * doc/extend.texi: Add documentation for thiscall.
3812 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3815 * c.opt (Wint-to-pointer-cast): Available in C++.
3816 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
3818 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
3820 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
3821 * calls.c (expand_call): Pass the function type to aggregate_value_p.
3822 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
3823 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
3824 function type instead. Reorder and simplify checks.
3826 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
3828 2010-04-08 Jing Yu <jingyu@google.com>
3829 Zdenek Dvorak <ook@ucw.cz>
3831 PR tree-optimization/42720
3832 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
3833 loop unswitch conditions here from ...
3834 (tree_unswitch_single_loop): ... here.
3836 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3838 * tree-if-conv.c: Fix comments and simplify logic.
3840 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3842 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
3843 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
3844 (main_tree_if_conversion): Update call to tree_if_conversion.
3846 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3849 * doc/invoke.texi (-b,-V): Delete.
3850 * doc/tm.texi: Do not mention -b.
3851 * gcc.c (display_help): Delete -b and -V.
3852 (process_command): Delete -b and -V.
3853 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
3855 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
3856 Wolfgang Gellerich <gellerich@de.ibm.com>
3858 Implement target hook for loop unrolling
3859 * target.h (loop_unroll_adjust): Add a new target hook function.
3860 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
3861 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
3862 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
3863 (s390_loop_unroll_adjust): Implement the new target hook for s390.
3864 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
3866 (decide_unroll_stupid): Likewise.
3868 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3871 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
3873 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3875 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
3876 (Specific, *-*-solaris2*): Likewise.
3877 Don't prefer Sun as over GNU as.
3879 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
3881 * config/s390/s390.c (override_options): Adjust the z10
3882 defaults for max-unroll-times, max-completely-peeled-insns
3883 and max-completely-peel-times.
3885 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3887 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
3888 instructions for z10.
3889 (s390_expand_setmem): Likewise.
3890 (s390_expand_cmpmem): Likewise.
3892 2010-04-08 Richard Guenther <rguenther@suse.de>
3894 PR tree-optimization/43679
3895 * tree-ssa-pre.c (eliminate): Only propagate copies.
3897 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3900 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
3901 set but not used variable warning.
3903 2010-04-08 Wei Guozhi <carrot@google.com>
3906 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
3907 (arm_size_rtx_costs): Call the new function when optimized for size.
3909 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3912 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
3913 op0 is not a MEM, just return NULL instead of assertion
3915 (discover_nonconstant_array_refs): Don't walk debug stmts.
3917 2010-04-08 Doug Kwan <dougkwan@google.com>
3919 * configure.ac: Recognize gold and do not use its version number
3920 to test ld features.
3921 * configure: Regenerate.
3923 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
3926 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
3927 (negate_value): Move code to push elements to broken_up_substracts ...
3928 (eliminate_plus_minus_pair): ... here. Push operands that have no
3929 negative pair to plus_negates.
3930 (repropagate_negates, init_reassoc, fini_reassoc): Update.
3932 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3934 * doc/install.texi (Configuration): Move description of
3935 --enable-lto, --with-libelf*, --enable-gold from Java section to
3938 * doc/generic.texi (Working with declarations)
3939 (Function Properties, C and C++ Trees): Fix typos.
3940 * doc/sourcebuild.texi (Top Level): Likewise.
3942 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3945 * tree.h (DECL_READ_P): Define.
3946 (struct tree_decl_common): Add decl_read_flag.
3947 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
3948 a set but not used warning.
3949 (merge_decls): Merge DECL_READ_P flag.
3950 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
3951 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
3952 * c-common.c (handle_used_attribute, handle_unused_attribute):
3954 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
3956 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
3958 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
3959 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
3960 c_parser_binary_expression, c_parser_cast_expression,
3961 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
3962 Call default_function_array_read_conversion instead of
3963 default_function_array_conversion where needed.
3964 (c_parser_unary_expression, c_parser_conditional_expression,
3965 c_parser_postfix_expression_after_primary, c_parser_initelt):
3966 Likewise. Call mark_exp_read where needed.
3967 (c_parser_statement_after_labels, c_parser_asm_operands,
3968 c_parser_typeof_specifier, c_parser_sizeof_expression,
3969 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
3971 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
3973 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
3974 (warn_unused_but_set_parameter): Default to warn_unused
3976 * doc/invoke.texi: Document -Wunused-but-set-variable and
3977 -Wunused-but-set-parameter.
3979 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
3980 used count variable.
3981 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
3982 when operandN variables aren't used in the body of the expander
3984 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
3985 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
3986 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
3987 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
3988 FOR_EACH_IMM_USE_ON_STMT): Likewise.
3989 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
3990 * tree.c (PROCESS_ARG): Likewise.
3992 2010-04-07 Simon Baldwin <simonb@google.com>
3994 * diagnostic.h (diagnostic_override_option_index): New macro to
3995 set a diagnostic's option_index.
3996 * c-tree.h (c_cpp_error): Add warning reason argument.
3997 * opts.c (_warning_as_error_callback): New.
3998 (register_warning_as_error_callback): Store callback for
3999 warnings enabled via enable_warning_as_error.
4000 (enable_warning_as_error): Call callback, minor code tidy.
4001 * opts.h (register_warning_as_error_callback): Declare.
4002 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
4003 response to -Werror=.
4004 (c_common_init_options): Register warning_as_error_callback in opts.c.
4005 * common.opt: Add -Wno-cpp option.
4006 * c-common.c (struct reason_option_codes_t): Map cpp warning
4007 reason codes to gcc option indexes.
4008 * (c_option_controlling_cpp_error): New function, lookup the gcc
4009 option index for a cpp warning reason code.
4010 * (c_cpp_error): Add warning reason argument, call
4011 c_option_controlling_cpp_error for diagnostic_override_option_index.
4012 * doc/invoke.texi: Document -Wno-cpp.
4014 2010-04-07 Richard Guenther <rguenther@suse.de>
4016 * ipa-reference.c (mark_load): Use get_base_address.
4017 (mark_store): Likewise.
4019 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
4020 inserting GIMPLE_NOPs into the IL.
4021 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4022 Explicitly strip handled components and indirect references.
4024 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
4025 folding address expressions.
4026 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
4027 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
4028 operand_equal_p to compare decls.
4029 (ptr_deref_may_alias_decl_p): Likewise.
4030 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
4031 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
4032 Handle reversed comparison ops.
4033 * tree-sra.c (asm_visit_addr): Use get_base_address.
4034 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
4035 * ipa-reference.c (mark_address): Use get_base_address.
4037 2010-04-07 Richard Guenther <rguenther@suse.de>
4039 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
4040 Propagate constants everywhere.
4042 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4045 * tree.c (MAX_INT_CACHED_PREC): Define.
4046 (nonstandard_integer_type_cache): New array.
4047 (build_nonstandard_integer_type): Cache results for precision
4048 <= MAX_INT_CACHED_PREC.
4050 2010-04-07 Richard Guenther <rguenther@suse.de>
4052 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
4053 -fargument-noalias-global, -fargument-noalias-anything): Remove.
4054 * common.opt: Likewise.
4055 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
4056 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
4057 (nonoverlapping_memrefs_p): Likewise.
4058 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
4059 * opts.c (common_handle_option): Handle OPT_fargument_alias,
4060 OPT_fargument_noalias, OPT_fargument_noalias_anything and
4061 OPT_fargument_noalias_global for backward compatibility.
4063 2010-04-07 Richard Guenther <rguenther@suse.de>
4065 PR tree-optimization/43270
4066 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
4067 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
4068 * tree-ssa-pre.c (phi_translate_1): Adjust.
4069 (fully_constant_expression): Split out vn_reference handling to ...
4070 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
4071 Fold reads from constant strings.
4072 (vn_reference_lookup): Handle fully constant references.
4073 (vn_reference_lookup_pieces): Likewise.
4074 * Makefile.in (expmed.o-warn): Add -Wno-error.
4076 2010-04-07 Martin Jambor <mjambor@suse.cz>
4078 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
4080 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
4083 * gcc.c: Add -static-libstdc++ to list of recognized options.
4085 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4087 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
4089 2010-04-07 Richard Guenther <rguenther@suse.de>
4092 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
4093 bases build simple mem attributes to retain points-to information.
4095 2010-04-07 Richard Guenther <rguenther@suse.de>
4098 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
4099 preserve points-to related information.
4101 2010-04-07 Richard Guenther <rguenther@suse.de>
4104 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
4105 discard plain indirect references.
4106 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
4107 * tree.c (tree_nop_conversion): Likewise.
4109 2010-04-07 Dodji Seketeli <dodji@redhat.com>
4112 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
4114 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
4116 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
4117 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
4119 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4121 * tree-if-conv.c: Fix indentation and comments.
4123 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4125 * tree-if-conv.c: Sort static functions in topological order.
4127 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4129 * tree-if-conv.c: Fix indentation and comments.
4131 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4134 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
4135 lang_hooks.types.type_for_size instead of
4136 build_nonstandard_integer_type.
4137 When converting an unsigned type to signed, double its precision.
4138 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
4139 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
4140 (graphite_create_new_loop_guard): When ub + 1 wraps around,
4143 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4146 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
4147 POINTER_PLUS_EXPR for pointer types.
4149 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4152 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
4153 * graphite-clast-to-gimple.c: Include langhooks.h.
4154 (max_signed_precision_type): New.
4155 (max_precision_type): Takes two types as arguments.
4156 (precision_for_value): New.
4157 (precision_for_interval): New.
4158 (gcc_type_for_interval): New.
4159 (gcc_type_for_value): New.
4160 (gcc_type_for_clast_term): New.
4161 (gcc_type_for_clast_red): New.
4162 (gcc_type_for_clast_bin): New.
4163 (gcc_type_for_clast_expr): Split up into several functions.
4164 (gcc_type_for_clast_eq): Rewritten.
4165 (compute_bounds_for_level): New.
4166 (compute_type_for_level_1): New.
4167 (compute_type_for_level): New.
4168 (gcc_type_for_cloog_iv): Removed.
4169 (gcc_type_for_iv_of_clast_loop): Rewritten.
4170 (graphite_create_new_loop): Compute the lower and upper bound types
4171 with gcc_type_for_clast_expr.
4172 (graphite_create_new_loop_guard): Same.
4173 (find_cloog_iv_in_expr): Removed.
4174 (compute_cloog_iv_types_1): Removed.
4175 (compute_cloog_iv_types): Removed.
4176 (gloog): Do not call compute_cloog_iv_types.
4177 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
4179 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
4180 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
4181 (GBB_CLOOG_IV_TYPES): Removed.
4183 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4185 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
4186 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
4187 (detect_commutative_reduction): Same.
4189 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4191 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
4192 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
4194 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
4195 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
4196 (rewrite_commutative_reductions_out_of_ssa): Same.
4197 * passes.c (execute_function_todo): Call verify_ssa for every pass
4198 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
4199 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
4200 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
4201 with an extra argument.
4202 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
4203 verify_ssa only when the extra argument is true.
4204 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
4205 with an extra argument.
4206 (tree_transform_and_unroll_loop): Same.
4208 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4210 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
4211 for all the passes of the LNO having LOOP_CLOSED_SSA.
4212 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
4213 * tree-loop-distribution.c (pass_loop_distribution): Same.
4214 * tree-pass.h (TODO_verify_loops): Removed.
4215 * tree-ssa-loop.c (pass_tree_loop_init): Same.
4217 (pass_tree_unswitch): Same.
4218 (pass_predcom): Same.
4219 (pass_vectorize): Same.
4220 (pass_linear_transform): Same.
4221 (pass_graphite_transforms): Same.
4222 (pass_iv_canon): Same.
4223 (pass_complete_unroll): Same.
4224 (pass_complete_unrolli): Same.
4225 (pass_parallelize_loops): Same.
4226 (pass_loop_prefetch): Same.
4227 (pass_iv_optimize): Same.
4229 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
4232 * passes.c (init_optimization_passes): Move pass_lim before
4233 pass_copy_prop and pass_dce_loop.
4235 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4238 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
4239 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
4240 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
4241 MULTI_* defines for 4 argument vpermil2p* builtins.
4243 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4245 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
4246 * config/i386/i386.c (x86_maybe_negate_const_int): New.
4247 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
4248 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
4249 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
4250 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
4251 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
4252 Use x86_maybe_negate_const_int to output insn mnemonic.
4253 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
4254 check from instruction predicate. Update comments.
4255 * config/i386/sync.md (sync_add<mode>): Use
4256 x86_maybe_negate_const_int to output insn mnemonic.
4258 2010-04-06 Jan Hubicka <jh@suse.cz>
4260 PR tree-optimization/42906
4261 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
4262 IGNORE_SELF argument. Set visited_control_parents for fully
4264 (find_obviously_necessary_stmts): Update call of
4265 mark_control_dependent_edges_necessary.
4266 (propagate_necessity): Likewise. Handle PHI edges more curefully.
4268 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4270 * config/i386/i386.md: Remove comment about 'e' and 'E'
4273 2010-04-06 Richard Guenther <rguenther@suse.de>
4275 PR tree-optimization/43627
4276 * tree-vrp.c (extract_range_from_unary_expr): Widenings
4277 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
4280 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4282 * BASE-VER: Change to 4.6.0.
4285 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
4288 2010-04-06 Richard Guenther <rguenther@suse.de>
4291 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
4293 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4295 * doc/invoke.texi (Optimize Options): Document that LTO
4296 won't remove object access purely due to incompatible
4299 2010-04-04 Matthias Klose <doko@ubuntu.com>
4301 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
4302 Initialize variable.
4304 2010-04-03 Richard Guenther <rguenther@suse.de>
4307 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
4308 require a non-NULL MEM_OFFSET.
4310 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
4312 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
4313 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
4314 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
4315 config/alpha/predicates.md, config/arm/arm.md,
4316 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
4317 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
4318 config/darwin9.h, config/darwin.c, config/darwin.h,
4319 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
4320 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
4321 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
4322 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
4323 config/mips/mips.md, config/mn10300/mn10300.c,
4324 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
4325 config/rs6000/aix.h, config/rs6000/dfp.md,
4326 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
4327 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
4328 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
4329 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
4330 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
4331 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
4332 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
4333 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
4334 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
4335 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
4336 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
4337 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
4338 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
4339 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
4340 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
4341 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
4342 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
4343 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
4344 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
4345 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
4346 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
4347 opt-functions.awk, opth-gen.awk, params.def, passes.c,
4348 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
4349 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
4350 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
4351 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
4352 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
4353 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
4354 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
4355 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
4356 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
4357 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
4358 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
4359 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
4360 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
4361 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
4363 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4366 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
4367 * aclocal.m4: Regenerate.
4369 2010-04-02 Richard Guenther <rguenther@suse.de>
4371 PR tree-optimization/43629
4372 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
4373 if we have seen a constant value.
4375 2010-04-02 Joseph Myers <joseph@codesourcery.com>
4377 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
4379 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
4382 * arm.c (legitimize_tls_address): Adjust call to
4383 gen_tls_load_dot_plus_four.
4384 (arm_note_pic_base): New function.
4385 (arm_cannot_copy_insn_p): Use it.
4386 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
4389 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4394 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4396 * Makefile.in ($(out_object_file)): Depend on
4397 gt-$(basename $(notdir $(out_file))).h.
4399 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
4401 * config.gcc (lm32-*-rtems*): Add t-lm32.
4403 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
4405 * config.gcc: Add lm32-*-rtems*.
4406 * config/lm32/rtems.h: New file.
4408 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
4411 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
4413 2010-04-01 Jakub Jelinek <jakub@redhat.com>
4415 * dwarf2out.c (output_compilation_unit_header): For
4416 -gdwarf-4 use version 4 instead of version 3.
4417 (output_line_info): For version 4 and above emit additional
4418 maximum ops per insn header field.
4419 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
4421 * dwarf2out.c (is_c_family, is_java): Remove.
4422 (lower_bound_default): New function.
4423 (add_bound_info, gen_descr_array_type_die): Use it.
4425 2010-04-01 Dodji Seketeli <dodji@redhat.com>
4428 * dwarf2out.c (gen_variable_die): Allow debug info for variable
4429 re-declaration when it happens in a function.
4431 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
4433 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
4434 (cgraph_remove_function_insertion_hook): Same.
4435 (cgraph_call_function_insertion_hooks): Same.
4437 2010-04-01 Richard Guenther <rguenther@suse.de>
4440 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
4441 and TREE_THIS_VOLATILE.
4442 (copy_ref_info): Likewise.
4443 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
4444 * tree.c (build6_stat): Ignore side-effects of all but arg5
4445 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
4448 2010-04-01 Richard Guenther <rguenther@suse.de>
4450 PR tree-optimization/43607
4451 * ipa-type-escape.c (check_call): Do not access non-existing
4454 2010-04-01 Richard Guenther <rguenther@suse.de>
4458 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4459 Jack Howarth <howarth@bromo.med.uc.edu>
4461 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4464 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4466 * doc/install.texi (Prerequisites): Document libelf usability on
4467 IRIX 5/6 and Solaris 2.
4468 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
4469 Update GNU as, GNU ld requirements.
4470 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
4471 Document Sun Studio compiler download.
4472 Update and simplify as, ld recommendations.
4473 (Specific, *-*-solaris2.7): Note obsoletion, removal.
4475 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4477 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
4478 with_tune_32 to pentium4.
4480 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
4482 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
4484 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4486 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
4487 obsoletion, removal.
4489 Document GNU as requirement.
4490 Update configure requirements.
4491 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
4492 Recomment IRIX 6.5.18+.
4493 Document IDF/IDL requirement.
4494 Document GNU as requirement.
4495 Document GNU ld bootstrap failure.
4496 Remove freeware.sgi.com reference.
4498 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4500 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
4501 UNIX V4.0, V5.0 obsoletion, removal.
4502 Remove --with-gc=simple reference.
4503 Update VM requirements during bootstrap.
4504 Remove -oldas bootstrap description.
4505 Update binutils reference.
4506 Remove comparison failure note.
4508 2010-03-31 Richard Guenther <rguenther@suse.de>
4509 Zdenek Dvorak <ook@ucw.cz>
4510 Sebastian Pop <sebastian.pop@amd.com>
4513 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
4514 with multiple arguments.
4515 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
4517 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4519 * graphite-dependences.c (print_pddr): Call print_pdr with an
4521 * graphite-poly.c (debug_pdr): Add an extra argument for the
4524 (print_pbb_domain): Same.
4526 (print_scop_context): Same.
4528 (print_cloog): Same.
4529 (debug_pbb_domain): Same.
4533 (debug_scop_context): Same.
4535 (debug_cloog): Same.
4536 (print_scop_params): Same.
4537 (debug_scop_params): Same.
4538 (print_iteration_domain): Same.
4539 (print_iteration_domains): Same.
4540 (debug_iteration_domain): Same.
4541 (debug_iteration_domains): Same.
4542 (print_scattering_function): Same.
4543 (print_scattering_functions): Same.
4544 (debug_scattering_function): Same.
4545 (debug_scattering_functions): Same.
4546 * graphite-poly.h (debug_pdr): Update declaration.
4548 (print_pbb_domain): Same.
4550 (print_scop_context): Same.
4552 (print_cloog): Same.
4553 (debug_pbb_domain): Same.
4557 (debug_scop_context): Same.
4559 (debug_cloog): Same.
4560 (print_scop_params): Same.
4561 (debug_scop_params): Same.
4562 (print_iteration_domain): Same.
4563 (print_iteration_domains): Same.
4564 (debug_iteration_domain): Same.
4565 (debug_iteration_domains): Same.
4566 (print_scattering_function): Same.
4567 (print_scattering_functions): Same.
4568 (debug_scattering_function): Same.
4569 (debug_scattering_functions): Same.
4571 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4573 * graphite-poly.c (print_scattering_function_1): New.
4574 (print_scattering_function): Call it.
4575 (print_scop_params): Remove spaces at the end of lines.
4578 * graphite-poly.h (print_cloog): Declared.
4579 (debug_cloog): Declared.
4581 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4583 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
4585 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
4586 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
4587 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
4588 to switch between adding the IV bump in loop->latch or in loop->header.
4590 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4592 * graphite-poly.c (print_scattering_function): Pretty print following
4595 (print_pbb_domain): Same.
4596 (dump_gbb_cases): Same.
4597 (dump_gbb_conditions): Same.
4600 (print_scop_params): Same.
4601 (print_scop_context): Same.
4603 (print_pbb_body): New.
4604 (lst_indent_to): New.
4605 (print_lst): Start new lines with a #.
4606 * graphite-poly.h (pbb_bb): New.
4607 (pbb_index): Use pbb_bb.
4608 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
4610 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
4612 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4614 * dwarf2out.c (size_of_die): For -gdwarf-4 use
4615 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
4616 and 0 instead of 1 for dw_val_class_flag.
4617 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
4618 dw_val_class_range_list, dw_val_class_loc_list,
4619 dw_val_class_lineptr and dw_val_class_macptr, use
4620 DW_FORM_flag_present for dw_val_class_flag and
4621 DW_FORM_exprloc for dw_val_class_loc.
4622 (output_die): For -gdwarf-4 print dw_val_class_loc
4623 size as uleb128 instead of 1 or 2 bytes and don't print
4624 anything for dw_val_class_flag.
4626 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
4627 instead of cselib_lookup following by tweaking locs->setting_insn.
4630 * cselib.c (cselib_process_insn): Clear cselib_current_insn
4631 even before returning from label, setjmp call or volatile asm
4634 2010-03-31 Richard Guenther <rguenther@suse.de>
4637 * cgraphunit.c (cgraph_output_in_order): Do not allocate
4638 temporary data on stack.
4640 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4642 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
4643 (PUSHSECTION_ASM_OP): Remove.
4644 (POPSECTION_ASM_OP): Remove.
4645 (PUSHSECTION_FORMAT): Remove.
4646 * config/sol2.h (PUSHSECTION_FORMAT): Define.
4647 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
4648 * config/sol2.c (solaris_output_init_fini): Use it.
4650 2010-03-31 Jie Zhang <jie@codesourcery.com>
4653 * opt-functions.awk (var_type_struct): Use signed char type
4654 for simple variables.
4656 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4658 * config/sol2.c: Include output.h.
4659 (solaris_assemble_visibility): New function.
4660 * config/t-sol2 (sol2.o): Add output.h dependency.
4661 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
4662 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
4665 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4668 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
4669 V2SImode or XFmode on PRE_DEC.
4672 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
4675 2010-03-31 Jie Zhang <jie@codesourcery.com>
4678 * reload.h (caller_save_initialized_p): Declare.
4679 * toplev.c (backend_init_target): Don't call
4680 init_caller_save but set caller_save_initialized_p to false.
4681 * caller-save.c (caller_save_initialized_p): Define.
4682 (init_caller_save): Check caller_save_initialized_p.
4683 * ira.c (ira): Call init_caller_save if flag_caller_saves.
4685 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4688 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
4689 and soft-fp/t-softfp to tmake_file.
4690 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
4691 (LIBGCC2_TF_CEXT): Define.
4694 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
4697 * cselib.c (n_useless_values): Document handling of debug locs.
4698 (n_useless_debug_values, n_debug_values): New variables.
4699 (new_elt_loc_list): Don't add to debug values, keep count.
4700 (promote_debug_loc): New.
4701 (cselib_reset_table): Zero new variables.
4702 (entry_and_rtx_equal_p): Promote debug locs.
4703 (discard_useless_locs): Increment n_useless_debug_values for
4705 (remove_useless_values): Adjust n_useless_values and n_debug_values
4706 with n_useless_debug_values.
4707 (add_mem_for_addr): Promote debug locs.
4708 (cselib_lookup_mem): Likewise.
4709 (cselib_lookup_addr): Renamed to...
4710 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
4711 (cselib_log_lookup): ... this. Turn into...
4712 (cselib_lookup_addr): ... new wrapper.
4713 (cselib_lookup_from_insn): New.
4714 (cselib_invalidate_regno): Increment n_useless_debug_values for
4716 (cselib_invalidate_mem): Likewise.
4717 (cselib_process_insn): Take n_deleted and n_debug_values into
4718 account to guard remove_useless_value call.
4719 (cselib_finish): Zero n_useless_debug_values.
4720 * cselib.h (cselib_lookup_from_insn): Declare.
4721 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
4722 (sched_analyze_2): Likewise.
4724 2010-03-30 Jakub Jelinek <jakub@redhat.com>
4726 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
4728 (adjust_mems): Replace narrowing SUBREG of expression containing
4729 just PLUS, MINUS, MULT and ASHIFT of registers and constants
4730 with operations in the narrower mode.
4733 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
4734 regs_invalidated_by_call instead all call_used_reg_set registers.
4736 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
4739 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
4740 pointer comparisons with types_compatible_p.
4741 * tree-vect-stmts.c (vectorizable_call): Same.
4742 (vectorizable_condition): Same.
4744 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4746 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
4747 stack check if the mask would be zero.
4749 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4750 Jack Howarth <howarth@bromo.med.uc.edu>
4752 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4755 2010-03-30 Joseph Myers <joseph@codesourcery.com>
4758 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
4760 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
4761 Include ___unordxf2 and ___unordtf2.
4762 * config/i386/libgcc-glibc.ver: Do not define inheritance from
4765 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
4767 * config/lm32/t-lm32: New file.
4768 * config.gcc: Use the above file when targetting lm32.
4770 2010-03-28 Duncan Sands <baldrick@free.fr>
4772 * Makefile.in (PLUGIN_HEADERS): Add except.h.
4774 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4777 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
4778 Improve vectorization cost model diagnostic.
4780 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4783 * tree-vect-data-refs.c (vect_analyze_data_refs): When
4784 compute_data_dependences_for_loop returns false, early exit
4785 and output an extra diagnostic for the failed data reference
4788 2010-03-29 Richard Guenther <rguenther@suse.de>
4790 PR tree-optimization/43560
4791 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
4792 (can_sm_ref_p): Treat stores to readonly locations as trapping.
4794 2010-03-29 Jie Zhang <jie@codesourcery.com>
4797 * toplev.c (process_options): Set optimization_default_node
4798 and optimization_current_node.
4799 * opts.c (decode_options): Don't set optimization_default_node
4800 and optimization_current_node.
4802 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
4804 * config/rtems.h: Abandon -qrtems_debug.
4806 2010-03-28 Jan Hubicka <jh@suse.cz>
4808 PR tree-optimization/43505
4809 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
4810 map should not be copied.
4812 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4815 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
4816 cdtors, set DECL_PRESERVE_P.
4817 * ipa.c (cgraph_externally_visible_p): Return true if declaration
4820 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
4822 PR tree-optimization/43528
4823 * stor-layout.c (place_field): Check that constant fits into
4824 unsigned HWI when skipping calculation of MS bitfield layout.
4826 2010-03-27 Jan Hubicka <jh@suse.cz>
4829 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
4830 notice_global_symbol work.
4832 2010-03-27 Jakub Jelinek <jakub@redhat.com>
4834 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
4835 instead of dwarf2out_decl.
4836 (struct var_loc_node): Remove section_label field.
4837 (dwarf2out_function_decl): New function.
4838 (dwarf2out_var_location): Don't set section_label field.
4839 (dwarf2out_begin_function): Don't empty decl_loc_table here.
4841 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4843 PR tree-optimization/43544
4844 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4845 First argument for builtin vectorized function hook is now a
4846 tree to be able to distinguish between machine specific and
4848 * targhooks.c (default_builtin_vectorized_function): Ditto.
4849 * targhooks.h (default_builtin_vectorized_function): Ditto.
4850 * target.h (struct gcc_target): Ditto.
4851 * tree-vect-stmts.c (vectorizable_function): Ditto.
4852 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
4853 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4856 2010-03-26 Joseph Myers <joseph@codesourcery.com>
4859 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
4860 nested binding iff it is a FUNCTION_DECL.
4861 (store_parm_decls_newstyle): Pass nested=true to bind for
4862 FUNCTION_DECLs amongst parameters.
4864 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4866 * var-tracking.c (vt_expand_loc_callback): Don't run
4867 cselib_expand_value_rtx_cb in dummy mode if
4868 cselib_dummy_expand_value_rtx_cb returned false.
4870 * var-tracking.c (emit_note_insn_var_location): For one part
4871 notes with offset 0, don't add EXPR_LIST around the location.
4872 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
4873 add_location_or_const_value_attribute): Adjust for that change.
4876 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
4877 into first operand and location into second.
4878 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
4879 dw_cfi_oprnd_loc for DW_CFA_expression.
4880 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
4881 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
4882 assume first argument is regnum and second argument is location.
4884 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4887 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
4888 of scratch register to DImode. Split to DImode comparison operator.
4889 Use SImode subreg of scratch register in the multiplication.
4890 (*cmp_sadd_sidi): Ditto.
4891 (*cmp_ssub_si): Ditto.
4892 (*cmp_ssub_sidi): Ditto.
4894 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4897 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
4898 Remove invalid assert and wrong comment.
4900 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4903 * flags.h (final_insns_dump_p): New extern.
4904 * final.c (final_insns_dump_p): New variable.
4905 (rest_of_clean_state): Set it before -fdump-final-insns=
4906 dumping, clear afterwards.
4907 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
4908 MEM_ALIAS_SET on MEMs.
4910 2010-03-26 David S. Miller <davem@davemloft.net>
4912 * configure.ac: Fix sparc GOTDATA_OP bug check.
4913 * configure: Rebuild.
4915 2010-03-26 Alan Modra <amodra@gmail.com>
4917 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
4919 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4921 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
4922 TLS_SECTION_ASM_FLAG.
4924 2010-03-25 Jakub Jelinek <jakub@redhat.com>
4927 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
4928 Clear first_function_block_is_cold.
4931 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
4932 argument if the argument is truth_value_p.
4934 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4936 * config/rs6000/constraints.md: Update copyright year for my changes.
4939 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
4940 used in reg+reg addressing, swap registers.
4942 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4945 * target.h (struct gcc_target): Add code_end hook.
4946 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
4948 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
4949 * toplev.c (compile_file): Call targetm.asm_out.code_end
4950 hook before unwind info/debug info output.
4951 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
4952 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
4953 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4954 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
4955 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4956 * config/i386/i386.c (ix86_file_end): Renamed to...
4957 (ix86_code_end): ... this. Make static. Don't call
4958 file_end_indicate_exec_stack. Emit unwind info using
4959 final_start_function/final_end_function.
4960 (darwin_x86_file_end): Remove.
4961 (TARGET_ASM_CODE_END): Define.
4962 * config/i386/i386.h (TARGET_ASM_FILE_END,
4963 NEED_INDICATE_EXEC_STACK): Don't define.
4964 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
4965 (TARGET_ASM_FILE_END): Define to darwin_file_end.
4966 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
4967 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
4970 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
4971 at the beginning and final_end_function at the end.
4972 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
4974 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4976 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
4977 and Sun as TLS syntax.
4978 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
4979 * configure: Regenerate.
4980 * config.in: Regenerate.
4981 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
4982 (default_elf_asm_named_section): Use it.
4983 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
4984 (i386_output_dwarf_dtprel): Likewise.
4985 (output_addr_const_extra): Likewise.
4986 (output_pic_addr_const): Lowercase @GOTTPOFF.
4987 (output_addr_const_extra): Likewise.
4988 (output_pic_addr_const): Lowercase @GOTNTPOFF.
4989 (output_addr_const_extra): Likewise.
4990 (output_pic_addr_const): Lowercase @INDNTPOFF.
4991 (output_addr_const_extra): Likewise.
4992 (output_pic_addr_const): Lowercase @NTPOFF.
4993 (output_addr_const_extra): Likewise.
4994 (output_pic_addr_const): Lowercase @TPOFF.
4995 (output_addr_const_extra): Likewise.
4996 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
4997 (*tls_global_dynamic_64): Likewise.
4998 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
4999 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
5001 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
5002 (ASM_OUTPUT_TLS_COMMON): Use it.
5003 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
5006 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
5007 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
5008 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
5009 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
5010 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5011 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
5013 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5015 * config/i386/i386.c (override_options): Don't accept
5016 -mtls-dialect=sun any longer.
5017 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
5018 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
5019 (*tls_local_dynamic_base_32_sun): Likewise.
5020 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5022 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5025 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5026 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
5029 * ira.c (adjust_cleared_regs): New function.
5030 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
5034 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
5036 * expr.c (expand_expr_real): Restore previous
5037 curr_insn_source_location and curr_insn_block after
5038 expand_expr_real_1 call.
5039 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
5040 instead of expand_expr_real_1.
5042 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
5044 PR rtl-optimization/43413
5045 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
5048 2010-03-22 James E. Wilson <wilson@codesourcery.com>
5051 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
5052 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
5054 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
5056 * config/i386/i386.c (ix86_target_string): Add -mfma.
5057 Fix a typo in comment.
5059 2010-03-22 Mike Stump <mikestump@comcast.net>
5062 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
5063 Don't overly align based upon packed packed fields.
5065 2010-03-22 Jason Merrill <jason@redhat.com>
5067 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
5068 Use () rather than [], and move before the element type.
5070 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5072 * doc/configfiles.texi (Configuration Files): Removed
5073 fixinc/Makefile*, intl/Makefile.*.
5074 * doc/makefile.texi: Fixed markup. Abstract from version
5075 control system used.
5076 (Makefile): Removed obsolete gcc/java/parse.y example.
5077 * doc/sourcebuild.texi: Likewise.
5078 (Top Level): Added config, gnattools, libdecnumber, libgcc,
5079 libgomp, libssp. Removed fastjar.
5080 (Miscellaneous Docs): Clarify location.
5081 Added COPYING3, COPYING3.LIB.
5082 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
5084 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5087 * config/i386/i386.c (x86_function_profiler)
5088 [!NO_PROFILE_COUNTERS]: Fix typo.
5089 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
5092 2010-03-22 Janis Johnson <janis187@us.ibm.com>
5093 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5095 * doc/sourcebuild.texi (Test Directives): Split into six
5096 subsections, with most of the current text in new subsections
5097 Directives, Selectors, and Final Actions.
5098 (Directives): Split list of test directives into multiple
5100 (Selectors): Describe use and syntax of selectors.
5101 (Effective-Target Keywords): Describe all existing keywords.
5102 (Add Options): Describe features for dg-add-options.
5103 (Require Support): Describe variants of dg-require-support.
5104 (Final Actions): Describe commands to use in dg-final.
5106 2010-03-22 Michael Matz <matz@suse.de>
5109 * recog.c (validate_replace_rtx_group): Replace also in
5110 REG_EQUAL and REG_EQUIV notes.
5112 2010-03-22 Richard Guenther <rguenther@suse.de>
5114 PR tree-optimization/43390
5115 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
5116 sure vector extracts are type correct.
5118 2010-03-22 Richard Guenther <rguenther@suse.de>
5121 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
5122 x * sqrt (x) even when optimizing for size if the target
5123 has native support for sqrt.
5125 2010-03-22 Jakub Jelinek <jakub@redhat.com>
5127 * varasm.c (make_decl_rtl_for_debug): Also clear
5128 flag_mudflap for the duration of make_decl_rtl call.
5131 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
5132 locs from preserved VALUEs.
5134 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5137 * pa.md (movmemsi): Set align to one if zero.
5138 (movmemdi): Likewise.
5140 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
5143 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
5144 with their corresponding prologue pushes.
5146 2010-03-20 Andrew Pinski <pinskia@gmail.com>
5149 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
5150 at the begining or end.
5151 (spu_expand_epilogue): Likewise.
5153 2010-03-20 Richard Guenther <rguenther@suse.de>
5155 PR rtl-optimization/43438
5156 * combine.c (make_extraction): Properly zero-/sign-extend an
5157 extraction of the low part of a CONST_INT. Also handle
5160 2010-03-19 Mike Stump <mikestump@comcast.net>
5162 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
5163 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
5164 (override_options): Use SUBTARGET32_DEFAULT_CPU.
5166 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5169 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
5172 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
5174 PR rtl-optimization/42258
5175 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
5176 use that may match DEF.
5179 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
5180 the cost of loading the constant rather than assuming
5182 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
5183 outer code is AND, do the same tests as the andsi3 expander and
5184 return COSTS_N_INSNS (1) if and is cheap.
5186 * optabs.c (avoid_expensive_constant): Fix formatting.
5188 2010-03-19 Michael Matz <matz@suse.de>
5191 * attribs.c (decl_attributes): When rebuilding a function pointer
5192 type use the same qualifiers as the original pointer type.
5194 2010-03-19 Martin Jambor <mjambor@suse.cz>
5196 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
5197 and is_gimple_ip_invariant_address.
5199 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5202 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5204 * config/arm/arm.c (arm_override_options): Turn off
5205 flag_dwarf2_cfi_asm for AAPCS variants.
5207 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5210 * config/arm/arm.c (emit_multi_reg_push): Update comments.
5211 Use PRE_MODIFY instead of PRE_DEC.
5212 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
5213 (vfp_emit_fstmd): Likewise.
5215 2010-03-19 Michael Matz <matz@suse.de>
5218 * builtins.c (expand_builtin_interclass_mathfn,
5219 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
5222 2010-03-19 Richard Guenther <rguenther@suse.de>
5224 PR tree-optimization/43415
5225 * tree-ssa-pre.c (phi_translate): Split out worker to ...
5226 (phi_translate_1): ... this.
5227 (phi_translate): Move all caching here. Cache all NARY
5228 and REFERENCE translations.
5230 2010-03-19 David S. Miller <davem@davemloft.net>
5232 With help from Eric Botcazou.
5233 * config/sparc/sparc.c: Include dwarf2out.h.
5234 (emit_pic_helper): Delete.
5235 (pic_helper_symbol_name): Delete.
5236 (pic_helper_emitted_p): Delete.
5237 (pic_helper_needed): New.
5238 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
5239 (get_pc_thunk_name): New.
5240 (load_pic_register): Remove 'delay_pic_helper' arg. Use
5241 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
5242 Set pic_helper_needed to true. Don't call emit_pic_helper.
5243 (sparc_expand_prologue): Update load_pic_register call.
5244 (sparc_output_mi_thunk): Likewise.
5245 (sparc_file_end): Emit a hidden comdat symbol for the PIC
5246 thunk if possible. Output CFI information as needed.
5248 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5249 Jack Howarth <howarth@bromo.med.uc.edu>
5252 * config/i386/i386.h: Fix ABI on darwin x86-32.
5254 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
5256 * tree.h: Declare make_decl_rtl_for_debug.
5257 * varasm.c (make_decl_rtl_for_debug): New.
5258 * dwarf2out.c (rtl_for_decl_location): Call it.
5259 * cfgexpand.c (expand_debug_expr): Call it.
5261 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5264 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
5268 * var-tracking.c (vt_init_cfa_base): Do nothing if
5269 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
5271 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
5274 * var-tracking.c (canonicalize_vars_star): New.
5275 (dataflow_post_merge_adjust): Use it.
5277 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5280 * var-tracking.c (non_suitable_const): New function.
5281 (add_uses): For DEBUG_INSNs with constants, don't record any
5282 value, instead just the constant value itself.
5283 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
5284 is not VAR_LOC_UNKNOWN_P, set var to the constant.
5285 (emit_notes_in_bb): Likewise.
5286 (emit_note_insn_var_location): For onepart variables if
5287 cur_loc is a VOIDmode constant, use DECL_MODE.
5289 2010-03-18 Martin Jambor <mjambor@suse.cz>
5292 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
5293 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
5294 all non-clones. Moved call redirection...
5295 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
5296 (cgraph_materialize_all_clones): Dispose of all
5297 combined_args_to_skip bitmaps.
5298 (verify_cgraph_node): Do not check for edges pointing to wrong
5299 nodes in inline clones.
5300 * tree-inline.c (copy_bb): Call
5301 cgraph_redirect_edge_call_stmt_to_callee.
5302 * ipa.c (cgraph_remove_unreachable_nodes): Call
5303 cgraph_node_remove_callees even when there are used clones.
5305 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5307 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
5309 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5312 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
5315 2010-03-18 Michael Matz <matz@suse.de>
5318 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
5319 into sqrt(x) if we need to preserve signed zeros.
5321 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
5322 Eric Botcazou <ebotcazou@adacore.com>
5324 PR rtl-optimization/43360
5325 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
5326 note if we don't know its invariant status.
5328 2010-03-18 Michael Matz <matz@suse.de>
5330 PR tree-optimization/43402
5331 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
5332 PHI chains of ssa names registered for update.
5334 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
5337 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
5338 non-offsettable and pre_modify update addressing.
5339 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
5340 and "2" alternatives "#".
5341 (*movdd_softfloat32): Make all alternatives "#";
5342 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
5343 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
5344 (*movdf_softfloat32): Make all alternatives "#";
5345 (movdi): Use the new DIFD mode iterator to create a common splitter
5346 for movdi, movdf and movdd patterns.
5348 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
5350 * common.opt (dumpdir): Remove redundant tab.
5352 2010-03-17 Martin Jambor <mjambor@suse.cz>
5354 PR tree-optimization/43347
5355 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
5356 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
5358 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
5360 PR rtl-optimization/42216
5361 * regrename.c (create_new_chain): New function, broken out from...
5362 (scan_rtx_reg): ... here. Call it. Handle the case where we are
5363 appending a use to an empty chain.
5364 (build_def_use): Remove previous changes that convert OP_INOUT to
5365 OP_OUT operands; instead detect the case where an OP_INOUT operand
5366 uses a previously untracked register and create an empty chain for it.
5368 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5370 * doc/extend.texi (Function Attributes): Rewrite unfinished
5371 sentence in ms_abi documentation.
5373 2010-03-17 Alan Modra <amodra@gmail.com>
5375 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
5376 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
5377 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
5378 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
5380 2010-03-16 Richard Henderson <rth@redhat.com>
5383 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
5384 (lower_try_finally): Save and restore eh_seq around the expansion
5387 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5389 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
5390 statements before splitting block.
5392 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5394 * doc/sourcebuild.texi (Testsuites): Fix markup.
5395 Use pathnames relative to gcc/testsuite.
5396 (Test Directives): Move description of how timeout is determined.
5397 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
5398 (C Tests): Correct gcc.misc-tests directory.
5399 Framework tests now live in gcc.test-framework.
5401 2010-03-16 Richard Guenther <rguenther@suse.de>
5404 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
5405 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
5407 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5408 Alexandre Oliva <aoliva@redhat.com>
5410 PR tree-optimization/42917
5411 * lambda-code.c (remove_iv): Skip debug statements.
5412 (lambda_loopnest_to_gcc_loopnest): Likewise.
5413 (not_interesting_stmt): Debug statements are not interesting.
5415 2010-03-16 Jakub Jelinek <jakub@redhat.com>
5419 * cselib.c (cselib_preserve_constants,
5420 cfa_base_preserved_val): New static variables.
5421 (preserve_only_constants): New function.
5422 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
5423 clear its REG_VALUES. If cselib_preserve_constants, don't
5424 empty the whole hash table, but preserve there VALUEs with constants,
5425 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
5426 (cselib_preserve_cfa_base_value): New function.
5427 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
5428 (cselib_init): Change argument to int bitfield. Set
5429 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
5431 (cselib_finish): Clear cselib_preserve_constants and
5432 cfa_base_preserved_val.
5433 * cselib.h (enum cselib_record_what): New enum.
5434 (cselib_init): Change argument to int.
5435 (cselib_preserve_cfa_base_value): New prototype.
5436 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
5437 * dse.c (dse_step1): Likewise.
5438 * cfgcleanup.c (thread_jump): Likewise.
5439 * sched-deps.c (sched_analyze): Likewise.
5440 * gcse.c (local_cprop_pass): Likewise.
5441 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
5442 If FN is non-NULL, call the callback always and whenever it returns
5443 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
5444 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
5445 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
5446 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
5447 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
5448 * var-tracking.c: Include recog.h.
5449 (bb_stack_adjust_offset): Remove.
5450 (vt_stack_adjustments): Don't call it, instead just gather the
5451 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
5452 (adjust_stack_reference): Remove.
5453 (compute_cfa_pointer): New function.
5454 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
5455 (struct adjust_mem_data): New type.
5456 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
5458 (get_address_mode): New function.
5459 (replace_expr_with_values): Use it.
5460 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
5461 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
5462 (adjust_sets): Remove.
5463 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
5464 Use get_address_mode.
5465 (get_adjusted_src): Remove.
5466 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
5467 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
5468 (add_with_sets): Don't call adjust_sets.
5469 (fp_setter, vt_init_cfa_base): New functions.
5470 (vt_initialize): Change return type to bool. Move most of pool etc.
5471 initialization to the beginning of the function from end. Pass
5472 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
5473 If !frame_pointer_needed, call vt_stack_adjustment before mos
5474 vector is filled, call vt_init_cfa_base if argp/framep has been
5475 eliminated to sp. If frame_pointer_needed and argp/framep has
5476 been eliminated to hard frame pointer, set
5477 hard_frame_pointer_adjustment and call vt_init_cfa_base after
5478 encountering fp setter in the prologue. For MO_ADJUST, call
5479 log_op_type before pusing the op into mos vector, not afterwards.
5480 Call adjust_insn before cselib_process_insn/add_with_sets,
5481 call cancel_changes (0) afterwards.
5482 (variable_tracking_main_1): Adjust for vt_initialize calling
5483 vt_stack_adjustments and returning whether it succeeded or not.
5485 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
5487 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
5490 2010-03-15 Jakub Jelinek <jakub@redhat.com>
5492 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
5494 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
5495 drap_reg has not been set.
5497 2010-03-15 Michael Matz <matz@suse.de>
5500 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
5501 use it to expand block copies.
5502 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
5503 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
5504 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
5506 2010-03-15 Richard Guenther <rguenther@suse.de>
5508 PR tree-optimization/43367
5509 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
5512 2010-03-15 Richard Guenther <rguenther@suse.de>
5514 PR tree-optimization/43317
5515 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
5517 2010-03-15 Martin Jambor <mjambor@suse.cz>
5519 PR tree-optimization/43141
5520 * tree-sra.c (create_abstract_origin): New function.
5521 (modify_function): Call create_abstract_origin.
5523 2010-03-15 Chris Demetriou <cgd@google.com>
5525 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
5528 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5531 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
5532 call insert_out_of_ssa_copy for default definitions.
5534 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5536 * graphite-clast-to-gimple.c (my_long_long): Defined.
5537 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
5538 * graphite-sese-to-poly.c (my_long_long): Defined.
5539 (scop_ivs_can_be_represented): Use it.
5541 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5543 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
5544 graphite-max-bbs-per-function, and loop-block-tile-size.
5545 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
5547 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
5549 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5551 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
5552 forward declaration.
5553 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
5554 (add_upper_bounds_from_estimated_nit): New.
5555 (build_loop_iteration_domains): Use it.
5557 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5559 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
5561 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5564 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
5565 should be an INTEGER_CST. Also handle CASE_CONVERT.
5567 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5569 * graphite.c (graphite_initialize): To bound the number of bbs per
5570 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
5571 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
5572 * doc/invoke.texi: Document it.
5574 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5576 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
5577 * graphite-sese-to-poly.h (build_poly_scop): Same.
5579 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5581 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
5582 the number of parameters in the scop. Use as an upper bound
5583 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
5584 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
5585 * doc/invoke.texi: Document it.
5587 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
5589 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
5590 * doc/c-tree.texi: Remove.
5591 * doc/generic.texi: Merge c-tree.texi here.
5592 * doc/gccint.texi (Trees): Remove menu entry.
5593 (c-tree.texi): Remove @include.
5594 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
5595 * doc/languages.texi (Reading RTL): Ditto.
5597 2010-03-12 Steve Ellcey <sje@cup.hp.com>
5600 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
5602 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5605 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
5606 code added to work around reload clobbering CONST insns.
5608 2010-03-12 Jakub Jelinek <jakub@redhat.com>
5610 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
5611 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
5612 (cselib_preserve_only_values): Remove retain argument, don't
5613 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
5614 * cselib.h (cselib_preserve_only_values): Remove retain argument.
5615 * var-tracking.c (micro_operation): Move insn field before union.
5616 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
5617 (struct variable_tracking_info_def): Remove n_mos field, change
5618 mos into a vector of micro_operations.
5619 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
5620 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
5621 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
5622 changing into a vector.
5623 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
5624 come before all other uops generated by add_stores.
5625 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
5627 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
5628 a vector. Run just one pass over the bbs instead of separate counting
5629 and computation phase.
5630 (vt_finalize): Free VTI (bb)->mos vector instead of array.
5633 * tree-inline.c (remap_decls): Put old_var rather than origin_var
5634 into *nonlocalized_list vector.
5635 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
5636 even if origin is non-NULL.
5637 (gen_variable_die): Likewise.
5638 (process_scope_var): Don't change origin.
5639 (gen_decl_die): Likewise.
5640 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
5641 before adding new edges instead of after it, fix moving over
5644 2010-03-11 David S. Miller <davem@davemloft.net>
5646 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
5648 * configure: Rebuild.
5650 2010-03-11 Martin Jambor <mjambor@suse.cz>
5652 PR tree-optimization/43257
5653 * tree.c (assign_assembler_name_if_neeeded): New function.
5654 (free_lang_data_in_cgraph): Assembler name assignment moved to the
5656 * tree.h (assign_assembler_name_if_neeeded): Declare.
5657 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
5658 the function if needed.
5660 2010-03-11 Chris Demetriou <cgd@google.com>
5662 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
5663 include/stdint-gcc.h, and include/stdint.h world-readable.
5665 2010-03-11 Richard Guenther <rguenther@suse.de>
5667 PR tree-optimization/43255
5668 * tree-vrp.c (process_assert_insertions_for): Do not insert
5669 asserts for trivial conditions.
5671 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5673 PR tree-optimization/43280
5674 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
5675 generation. Move calculation of size out of the if branch.
5676 (find_bswap): Modify compare number generation.
5678 2010-03-11 Richard Guenther <rguenther@suse.de>
5681 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
5682 (input_gimple_stmt): Fixup handled component types during
5683 operand read. Also fix up decls in ADDR_EXPRs.
5685 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
5687 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
5688 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
5690 2010-03-10 Jan Hubicka <jh@suse.cz>
5693 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
5694 * varasm.c (get_variable_section): Don't do that here...
5695 (make_decl_rtl): ... and here.
5696 (do_assemble_alias): Produce decl RTL.
5697 (assemble_alias): Likewise.
5699 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5702 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
5703 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
5705 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
5706 (based_loc_descr): Only express drap or vdrap regno based expressions
5707 using DW_OP_fbreg when not optimizing.
5708 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
5709 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
5710 REG_CFA_SET_VDRAP note.
5712 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
5714 PR tree-optimization/43236
5715 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
5716 error in calculation of base address in reverse iteration case.
5717 (generate_builtin): Take number of latch executions if the statement
5720 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
5723 * tree-eh.c: Include pointer-set.h.
5724 (lower_eh_dispatch): Filter out duplicate case labels and
5725 remove the unneeded edge when the label is unused. Return
5726 true when some edges are removed.
5727 (execute_lower_eh_dispatch): When any lowering resulted in
5728 removing an edge, also delete unreachable blocks.
5730 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5733 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
5734 UNSPEC_MACHOPIC_OFFSET.
5736 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
5739 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5740 (m68k_delegitimize_address): New function.
5742 2010-03-09 Jakub Jelinek <jakub@redhat.com>
5745 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
5748 * var-tracking.c (adjust_sets): New function.
5749 (count_with_sets, add_with_sets): Use it.
5750 (get_adjusted_src): New inline function.
5751 (add_stores): Use it.
5754 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
5755 call cselib_dummy_expand_value_rtx_cb instead of
5756 cselib_expand_value_rtx_cb.
5759 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
5760 * config/i386/i386.c: Include debug.h and dwarf2out.h.
5761 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
5762 and .cfi_endproc around the pic thunks.
5763 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
5764 all queued unwind info register saves are saved before the call.
5765 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
5766 considered as sp-=4 for unwind info and the pop as sp+=4 which
5767 also clobbers dest, but doesn't actually restore it.
5770 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
5771 RTX_FRAME_RELATED_P.
5773 2010-03-09 Jie Zhang <jie@codesourcery.com>
5775 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
5776 whitespaces in output template.
5778 2010-03-09 Jie Zhang <jie@codesourcery.com>
5780 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
5783 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5785 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
5786 builtins.exp in a separate job.
5788 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5790 * graphite-sese-to-poly.c (add_param_constraints): Use
5791 lower_bound_in_type and upper_bound_in_type.
5793 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5795 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
5796 instead of unsigned_type_node.
5798 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5799 Reza Yazdani <reza.yazdani@amd.com>
5802 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
5803 on pointer type parameters.
5805 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5809 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
5810 handle conversions from pointer to integers.
5811 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
5812 induction variable, to be able to work with code generated by CLooG.
5813 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
5814 (build_poly_scop): Bail out if we cannot codegen a loop.
5816 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5818 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
5819 code generation with gloog_error.
5821 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5823 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
5824 Call fold_convert on all the returned values.
5825 (expand_scalar_variables_expr): Pass to
5826 expand_scalar_variables_ssa_name the type of the resulting expression.
5828 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5830 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
5831 ppl_min_for_le_pointset.
5832 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
5833 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
5835 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5837 * graphite-dependences.c (map_into_dep_poly): Removed.
5838 (dependence_polyhedron_1): Use combine_context_id_scat.
5840 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5842 * graphite-poly.h (struct poly_scattering): Add layout documentation.
5843 (struct poly_bb): Same.
5844 (combine_context_id_scat): New.
5846 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5849 * sese.c (name_defined_in_loop_p): Return false for default
5852 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5854 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
5855 and clean up the logic.
5857 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5859 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
5862 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5864 * var-tracking.c (remove_cselib_value_chains): Define only for
5866 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
5867 delete_slot_part, emit_notes_for_differences_1): Don't call
5868 remove_cselib_value_chains here.
5869 (set_slot_part, emit_notes_for_differences_2): Don't call
5870 add_cselib_value_chains here.
5871 (preserved_values): New vector.
5872 (preserve_value): New function.
5873 (add_uses, add_stores, vt_add_function_parameters): Use it
5874 instead of cselib_preserve_value.
5875 (changed_values_stack): New vector.
5876 (check_changed_vars_0): New function.
5877 (check_changed_vars_1, check_changed_vars_2): Use it.
5878 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
5879 changed_values_stack VALUEs.
5880 (vt_emit_notes): For all preserved_values call
5881 add_cselib_value_chains. If ENABLE_CHECKING call
5882 remove_cselib_value_chains before verifying value_chains is empty.
5883 Initialize and free changed_values_stack.
5884 (vt_initialize): Initialize preserved_values.
5885 (vt_finalize): Free preserved_values.
5887 2010-03-08 Richard Guenther <rguenther@suse.de>
5889 PR tree-optimization/43269
5890 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
5893 2010-03-08 Martin Jambor <mjambor@suse.cz>
5895 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
5896 (ipa_is_param_called): Removed.
5897 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
5898 (ipa_print_node_params): Do not print the called flag.
5899 (ipa_write_node_info): Do not stream the called flag.
5900 (ipa_read_node_info): Likewise.
5902 2010-03-07 Jakub Jelinek <jakub@redhat.com>
5905 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
5906 * cselib.c (struct expand_value_data): Add dummy field.
5907 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
5909 (cselib_dummy_expand_value_rtx_cb): New function.
5910 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
5912 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
5913 * var-tracking.c: Include pointer-set.h.
5914 (variable): Change n_var_parts to char from int. Add
5915 cur_loc_changed and in_changed_variables fields.
5916 (variable_canonicalize): Remove.
5917 (shared_var_p): New inline function.
5918 (unshare_variable): Maintain cur_loc_changed and
5919 in_changed_variables fields. If var was in changed_variables,
5920 replace it there with new_var. Just copy cur_loc instead of
5921 resetting it to something else.
5922 (variable_union): Don't recompute cur_loc. Use shared_var_p.
5923 (dataflow_set_union): Don't call variable_canonicalize.
5924 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
5925 of their DEBUG_EXPR_TREE_DECLs.
5926 (canonicalize_loc_order_check): Verify that cur_loc is NULL
5927 and in_changed_variables and cur_loc_changed is false.
5928 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
5929 and cur_loc_changed. Don't update cur_loc here.
5930 (variable_merge_over_src): Don't call variable_canonicalize.
5931 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
5932 removing loc that is equal to cur_loc, clear cur_loc,
5933 set cur_loc_changed and ensure variable_was_changed is called.
5934 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
5935 compare pointers in cur_loc check, if it is equal to loc,
5936 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
5937 (variable_different_p): Remove compare_current_location argument,
5938 don't compare cur_loc.
5939 (dataflow_set_different_1): Adjust variable_different_p caller.
5940 (variable_was_changed): If dv had some var in changed_variables
5941 already, reset in_changed_variables flag for it and propagate
5942 cur_loc_changed over to the new variable. On empty var
5943 always set cur_loc_changed. Set in_changed_variables on whatever
5944 var is added to changed_variables.
5945 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
5946 Use shared_var_p. When removing loc that is equal to cur_loc,
5947 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
5948 end, don't set it to something else, just call variable_was_changed.
5949 (delete_slot_part): Use shared_var_p. When cur_loc equals to
5950 loc being removed, clear cur_loc and set cur_loc_changed.
5951 Set cur_loc_changed if all locations have been removed.
5952 (struct expand_loc_callback_data): New type.
5953 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
5954 allocated. Always create SUBREGs if simplify_subreg failed.
5955 Prefer to use cur_loc, when that fails and still in
5956 changed_variables (and seen first time) recompute it. Set
5957 cur_loc_changed of variables which had to change cur_loc and
5958 compute elcd->cur_loc_changed if any of the subexpressions used
5959 had to change cur_loc.
5960 (vt_expand_loc): Adjust to pass arguments in
5961 expand_loc_callback_data structure.
5962 (vt_expand_loc_dummy): New function.
5963 (emitted_notes): New variable.
5964 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
5965 that weren't used for any other decl in current
5966 emit_notes_for_changes call call vt_expand_loc_dummy to update
5967 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
5968 first loc_chain location if NULL before. Always use just
5969 cur_loc instead of first loc_chain location. When cur_loc_changed
5970 is false, when not --enable-checking=rtl just don't emit any note.
5971 When rtl checking, compute the note and assert it is the same
5972 as previous note. Clear cur_loc_changed and in_changed_variables
5973 at the end before removing from changed_variables.
5974 (check_changed_vars_3): New function.
5975 (emit_notes_for_changes): Traverse changed_vars to call
5976 check_changed_vars_3 on each changed var.
5977 (emit_notes_for_differences_1): Clear cur_loc_changed and
5978 in_changed_variables. Recompute cur_loc of new_var.
5979 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
5980 (vt_emit_notes): Initialize and destroy emitted_notes.
5982 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
5984 PR rtl-optimization/42220
5985 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
5986 Use verify_reg_tracked to determine if we should use OP_OUT rather
5988 (build_def_use): If we see an in-out operand for a register that we
5989 know nothing about, treat is an output if possible, fail the block if
5992 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5995 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
5998 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6001 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
6002 uses of relevant DEFs that are dead outside the loop too.
6004 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6006 * var-tracking.c (dataflow_set_merge): Swap src and src2.
6008 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6010 * var-tracking.c (values_to_unmark): New variable.
6011 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6012 values_to_unmark vector. Moved body to...
6013 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6014 instead queue it into values_to_unmark vector.
6015 (vt_find_locations): Free values_to_unmark vector.
6017 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
6019 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
6020 (site.exp): Export them when plugins are enabled.
6022 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
6025 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
6027 (chrec_fold_multiply): Same.
6029 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
6032 * c-decl.c (build_compound_literal): Return early if init is
6035 2010-03-04 Martin Jambor <mjambor@suse.cz>
6037 PR tree-optimization/43164
6038 PR tree-optimization/43191
6039 * tree-sra.c (type_consists_of_records_p): Reject records with
6040 zero-size bit-fields at the end.
6042 2010-03-04 Mike Stump <mikestump@comcast.net>
6044 * Makefile.in (TAGS): Remove *.y.
6046 2010-03-04 Richard Guenther <rguenther@suse.de>
6048 PR tree-optimization/40761
6049 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
6051 (my_rev_post_order_compute): New function.
6052 (init_pre): Call it.
6054 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
6057 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
6058 decrease the cost of an IV candidate when the cost is infinite.
6060 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6062 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
6063 Use '3DNow!' for the extension of that name, ensure normal space
6065 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
6067 2010-03-03 Jeff Law <law@redhat.com>
6069 * PR middle-end/32693
6070 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
6071 than gen_rtx_SUBREG.
6072 (extract_bit_field_1): Likewise.
6074 2010-03-03 Janis Johnson <janis187@us.ibm.com>
6076 * doc/sourcebuild.texi (Test directives): Document that arguments
6077 include-opts and exclude-opts are now optional for dg-skip-if,
6078 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
6080 2010-03-03 Jason Merrill <jason@redhat.com>
6083 * cgraph.h (varpool_node): Add extra_name field.
6084 * varpool.c (varpool_extra_name_alias): New.
6085 (varpool_assemble_decl): Emit extra name aliases.
6086 (varpool_mark_needed_node): Look past an extra name alias.
6087 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
6088 * lto-streamer-in.c (lto_input_tree): Read it.
6089 * lto-streamer-out.c (output_unreferenced_globals): Write it.
6091 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
6093 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
6094 (sparc*-*-solaris2*): ...this.
6096 2010-03-03 Jakub Jelinek <jakub@redhat.com>
6099 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
6100 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
6101 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
6102 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
6105 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
6106 fallthrough to default handling, just with want_address 0 instead of 2.
6107 For single element lists, add_AT_loc directly, otherwise create an
6108 artificial variable DIE and stick location list to it.
6111 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
6112 (VAL_EXPR_HAS_REVERSE): Define.
6113 (reverse_op): New function.
6114 (add_stores): For reversible operations add an extra MO_VAL_USE.
6116 2010-03-02 Jason Merrill <jason@redhat.com>
6118 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
6120 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
6122 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
6123 (sparc64-*-linux*): Likewise.
6124 (sparc64-*-solaris2*): Include assembler files before linker ones.
6125 (sparc-*-solaris2*): Simplify and reorder to match previous case.
6126 * config/sparc/gas.h: Delete.
6127 * config/sparc/sol2-64.h: Add copyright notice.
6128 * config/sparc/sol2-gas-bi.h: Likewise.
6129 * config/sparc/sol2-gld.h: Likewise.
6130 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
6131 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
6132 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
6133 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
6134 (sparc_elf_asm_named_section): Rename into...
6135 (sparc_solaris_elf_asm_named_section): ...this. Always define.
6137 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
6139 * config/alpha/alpha.c (override_options): Fix -mtune error message.
6141 2010-03-02 Jeff Law <law@redhat.com>
6144 * reload1.c (rtx_p, substitute_stack): Declare.
6145 (substitute): Record addresses of changed rtxs.
6146 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
6147 Restore the original rtx when complete.
6148 (reload): Free subsitute_stack when complete.
6150 2010-03-02 Janis Johnson <janis187@us.ibm.com>
6152 * doc/gccint.texi (menu): Add Testsuites as a chapter.
6153 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
6155 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
6156 LTO Testing, gcov Testing, profopt Testing, compat Testing,
6157 Torture Tests): Change from subsection to section.
6159 2010-03-02 Jakub Jelinek <jakub@redhat.com>
6160 Steven Bosscher <steven@gcc.gnu.org>
6162 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
6165 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
6168 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
6169 the assignment from the new induction variable to the assignment
6170 of the value from the original loop PHI function.
6172 2010-03-01 Janis Johnson <janis187@us.ibm.com>
6173 Daniel Jacobowitz <dan@codesourcery.com>
6175 * doc/sourcebuild.texi (Test directives): Clarify options to
6178 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6180 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
6181 Disable cfi directives unless GCC and gas agree on using read-only
6182 .eh_frame sections for 64-bit.
6183 * configure: Regenerate.
6185 2010-03-01 Richard Guenther <rguenther@suse.de>
6187 PR tree-optimization/43220
6188 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
6189 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
6191 2010-03-01 Richard Guenther <rguenther@suse.de>
6192 Martin Jambor <mjambor@suse.cz>
6195 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
6196 gimplified parameters.
6198 2010-03-01 Christian Bruel <christian.bruel@st.com>
6200 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
6202 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
6204 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
6206 2010-03-01 Richard Guenther <rguenther@suse.de>
6209 * expr.c (expand_assignment): Use the alias-oracle to tell
6210 if the rhs aliases the result decl.
6212 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6215 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
6216 to sol_gt_pch_get_address.
6217 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
6218 64-bit, SPARC and x86.
6219 (sol_gt_pch_get_address): New function.
6221 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
6223 * toplev.h (inform_n, error_n): Declare.
6224 * diagnostic.c (inform_n, error_n): New function.
6226 2010-03-01 Jakub Jelinek <jakub@redhat.com>
6228 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
6229 has no rtl yet when processing local_decls, queue it and recheck
6230 if deferred stack allocation hasn't assigned it rtl.
6232 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6234 * config/sh/sh.c (unspec_bbr_uid): New.
6235 (gen_block_redirect): Use it instead of INSN_UID.
6236 (gen_far_branch): Likewise.
6238 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
6240 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
6241 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
6243 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6245 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
6246 (Warning Options): -Wno-conversion-null is valid for
6247 Objective-C++ as well.
6248 * doc/tm.texi (Named Address Spaces): Likewise.
6249 * doc/plugins.texi (Plugins): Replace TABs with spaces.
6250 * doc/tree-ssa.texi (Tree SSA): Likewise.
6252 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6255 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
6256 by default. Don't set the default arch for
6257 i[34567]86-*-darwin*|x86_64-*-darwin*.
6259 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6262 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
6263 default. Set the default 32bit/64bit archs with $with_arch
6264 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
6266 2010-02-27 Richard Guenther <rguenther@suse.de>
6268 PR tree-optimization/43186
6269 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
6270 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
6271 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
6272 unroller iterations.
6274 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6276 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
6277 required and i[34567]86-*-* targets don't support 64bit ISA.
6279 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
6282 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6285 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6287 * config.gcc: Set the default arch at least to Prescott for
6288 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
6289 if SSE math is enabled.
6291 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6293 * diagnostic.c (diagnostic_initialize): Update.
6294 (diagnostic_report_diagnostic): Test inhibit_notes_p for
6296 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
6297 (diagnostic_inhibit_notes): New.
6298 * toplev.c (process_options): inhibit notes with -fcompare-debug.
6300 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6303 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
6304 * doc/standards.texi: Likewise.
6305 * doc/extend.texi: Likewise.
6306 * doc/trouble.texi: Likewise.
6307 * doc/cppopts.texi: Likewise.
6308 * doc/install.texi: Likewise.
6309 * c.opt (std=c90,std=gnu90): New options.
6310 * c-opts.c (c_common_handle_option): Handle them.
6312 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6315 * c-decl.c (undeclared_variable): Use an informative note.
6317 2010-02-26 Richard Guenther <rguenther@suse.de>
6319 PR tree-optimization/43186
6320 * gimple.h (gimple_fold): Remove.
6321 * gimple.c (gimple_fold): Remove. Inline into single user ...
6322 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
6323 Try harder for conditions.
6325 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6328 * function.c (used_types_insert): Don't skip through named pointer
6329 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
6330 and it is different from the main variant's type.
6332 2010-02-26 Nick Clifton <nickc@redhat.com>
6334 * config/rx/rx.md (sminsi3): Remove bogus alternative.
6336 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6338 * config.gcc: Support --with-fpmath=sse for x86.
6340 * config/i386/ssemath.h: New.
6342 * doc/install.texi (--with-fpmath=sse): Documented.
6344 2010-02-26 Richard Guenther <rguenther@suse.de>
6346 PR tree-optimization/43188
6347 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
6348 vector types of over-aligned element type.
6350 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
6353 * config/i386/i386.c (expand_vec_perm_blend): Use correct
6354 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
6356 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
6358 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
6360 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6362 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
6363 * var-tracking.c: Include diagnostic.h.
6364 (debug_dv): New function.
6365 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
6368 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
6369 (add_value_chain, add_value_chains, remove_value_chain,
6370 remove_value_chains): Handle DEBUG_EXPRs.
6371 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
6374 * regcprop.c (struct queued_debug_insn_change): New type.
6375 (struct value_data_entry): Add debug_insn_changes field.
6376 (struct value_data): Add n_debug_insn_changes field.
6377 (debug_insn_changes_pool): New variable.
6378 (free_debug_insn_changes, apply_debug_insn_changes,
6379 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
6380 (kill_value_one_regno): Call free_debug_insn_changes if needed.
6381 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
6383 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
6385 (copyprop_hardreg_forward_1): Don't call apply_change_group for
6386 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
6387 changes, call cprop_find_used_regs via note_stores.
6388 (copyprop_hardreg_forward): When copying vd from predecessor
6389 which has any queued DEBUG_INSN changes, make sure the pointers are
6390 cleared. At the end call df_analyze and then if there are any
6391 DEBUG_INSN changes queued at the end of some basic block for still
6392 live registers, apply them.
6393 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
6395 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
6397 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
6400 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
6402 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
6403 targets. Set the default with_cpu/with_arch from arch/cpu.
6404 Allow x86-64 and native for with_cpu/with_arch.
6406 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
6408 * ebitmap.c: Change calls to verify_popcount with calls to
6409 sbitmap_verify_popcount.
6410 (ebitmap_clear_bit): Fixed map->cacheindex test and
6411 map>cache update when bit clearing results in an empty
6414 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6417 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
6418 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
6419 and support both V2DF and V2DI modes.
6420 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
6421 support both V2DF and V2DI modes.
6422 (general): Delete trailing whitespace from a few patterns.
6424 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6425 V2DF/V2DI interleave high/low builtins.
6427 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
6430 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
6431 interleave high/low functions.
6433 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
6435 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
6436 #pragma extern_prefix.
6438 2010-02-25 Jakub Jelinek <jakub@redhat.com>
6441 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
6442 BLKmode, assert op0 is a MEM and just adjust its mode.
6445 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
6446 if bitpos isn't multiple of mode's bitsize.
6448 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6450 * c.opt (-ftemplate-depth=): New.
6451 (-ftemplate-depth-): Deprecate.
6452 * optc-gen.awk: Handle -ftemplate-depth=.
6453 * opth-gen.awk: Likewise.
6454 * c-opts.c (c_common_handle_option): Likewise.
6455 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
6457 2010-02-24 Jason Merrill <jason@redhat.com>
6459 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
6461 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6463 * cfg.c (alloc_aux_for_block): Remove inline.
6464 (alloc_aux_for_edge): Likewise.
6466 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6468 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
6470 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6472 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
6473 * config/i386/sol2-gas.h: New file.
6474 * config.gcc (i[34567]86-*-solaris2*): Use it.
6476 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6479 * c-typeck.c (ep_convert_and_check): New.
6480 (build_conditional_expr): Use it.
6481 (build_binary_op): Likewise.
6483 2010-02-24 Jakub Jelinek <jakub@redhat.com>
6485 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
6488 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
6489 bounds even for -O+.
6490 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
6491 expr needs to have DECL_NAME set.
6493 2010-02-24 Nick Clifton <nickc@redhat.com>
6495 * config/mep/mep.c: Include gimple.h.
6496 (mep_function_uses_sp): Delete unused function.
6497 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
6498 parameters. Use unsigned integers to count args. Return a
6499 NULL_RTX instead of an error_mark_node. Toidy up formatting.
6501 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6504 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
6505 greater or equal to nelt instead of 2 * nelt.
6506 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
6509 2010-02-23 Jason Merrill <jason@redhat.com>
6512 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
6513 in cfun->local_decls even if they have register types.
6516 * stor-layout.c (place_field): Don't warn about unnecessary
6517 DECL_PACKED if the type is packed.
6519 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6522 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
6523 GOTOFF relocs, even when the base reg isn't pic pointer.
6525 2010-02-23 Michael Matz <matz@suse.de>
6528 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
6529 (expand_gimple_basic_block): Generate and use debug temps if there
6530 are debug uses left after the last real use of TERed ssa names.
6531 Unlink debug immediate uses when they are expanded.
6533 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
6536 * config/i386/i386.c (override_options): Reorganise to provide
6537 better error messages.
6539 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6542 * graphite-scop-detection.c (create_single_exit_edge): Move
6543 the call to find_single_exit_edge to....
6544 (create_sese_edges): ...here. Don't handle multiple edges
6545 exiting the function.
6546 (build_graphite_scops): Don't handle multiple edges
6547 exiting the function.
6549 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6552 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
6553 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
6555 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6558 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
6560 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
6563 * c-typeck.c (convert_arguments): Print declaration location.
6564 * c-common.c (validate_nargs): Rename as
6565 builtin_function_validate_nargs.
6566 (check_builtin_function_arguments): Update.
6568 2010-02-22 Richard Guenther <rguenther@suse.de>
6571 * tree-inline.c (declare_return_variable): Use the type of
6572 the call stmt lhs if available.
6574 2010-02-22 Duncan Sands <baldrick@free.fr>
6576 * passes.c (register_pass): Always consider all pass lists when
6577 ref_pass_instance_number is zero.
6579 2010-02-22 Richard Guenther <rguenther@suse.de>
6581 PR tree-optimization/42749
6582 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
6583 parameter. Do arithmetic in the original type.
6584 (update_accumulator_with_ops): Likewise.
6585 (adjust_accumulator_values): Adjust.
6587 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6589 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
6590 (QI to BLKmode splitter): New splitter.
6592 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
6594 * config/i386/i386.c (initial_ix86_tune_features): Turn on
6595 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
6597 2010-02-22 Richard Guenther <rguenther@suse.de>
6599 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
6601 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
6603 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
6604 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
6605 ($(T)crti.o, $(T)crtn.o): Remove rules.
6607 2010-02-21 Tobias Burnus <burnus@net-b.de>
6610 * doc/invoke.texi (-fassociative-math): Document that this
6611 option is automatically enabled for Fortran.
6613 2010-02-20 David S. Miller <davem@davemloft.net>
6615 * configure.ac: Test if linker and assembler properly support
6616 GOTDATA_OP relocations.
6617 * configure: Rebuild.
6618 * config.in: Likewise.
6619 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
6620 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
6621 (movsi_high_pic): Likewise.
6622 (movdi_lo_sum_pic): Likewise.
6623 (movdi_high_pic): Likewise.
6624 (movsi_pic_gotdata_op): New pattern.
6625 (movdi_pic_gotdata_op): Likewise.
6626 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
6627 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
6629 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
6632 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
6633 attribute to ssemul.
6634 (xop_mulv2div2di3_high): Ditto.
6636 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6639 * c.opt (Wconversion-null): New option.
6640 * doc/invoke.texi (Wconversion-null): Document.
6642 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6644 * common.opt (Wlarger-than-): Add Undocumented.
6646 2010-02-19 Mike Stump <mikestump@comcast.net>
6648 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
6650 2010-02-19 Jason Merrill <jason@redhat.com>
6653 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
6654 * configure: Likewise.
6656 2010-02-20 Alan Modra <amodra@gmail.com>
6659 * cgraph.h (cgraph_make_decl_local): Declare.
6660 * cgraph.c (cgraph_make_decl_local): New function.
6661 (cgraph_make_node_local): Use it.
6662 * cgraphunit.c (cgraph_function_versioning): Likewise.
6663 * ipa.c (function_and_variable_visibility): Likewise.
6665 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6668 * except.c (sjlj_emit_function_enter): Don't call
6669 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
6671 * rtl.h (add_reg_br_prob_note): Remove prototype.
6673 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6676 * c-common.c (conversion_warning): Remove widening conversions
6677 before checking the conversion of integers to reals.
6679 2010-02-19 Mike Stump <mikestump@comcast.net>
6682 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
6685 * cgraphunit.c (process_function_and_variable_attributes): Check
6686 DECL_PRESERVE_P instead of looking up attribute "used".
6687 * ipa-pure-const.c (check_decl): Likewise.
6688 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
6689 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
6690 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
6691 instead of attribute "used".
6692 * config/sol2-c.c (solaris_pragma_init): Likewise.
6693 (solaris_pragma_fini): Likewise.
6695 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6697 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
6698 Use XCNEW instead of xcalloc.
6699 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
6700 XNEW instead of xmalloc.
6701 (get_fields): Use XNEWVEC instead of xmalloc.
6704 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
6705 populate vars array.
6706 (create_new_general_access): For debug stmts just reset value.
6707 (get_stmt_accesses): For accesses within debug stmts just record them
6708 using add_access_to_acc_sites instead of preventing the peeling or
6709 counting them as accesses.
6712 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
6714 2010-02-19 Richard Guenther <rguenther@suse.de>
6716 PR tree-optimization/42916
6717 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
6720 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
6722 * configure.ac: Replace all uses of changequote in macro arguments
6723 with proper quoting.
6725 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6728 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
6730 2010-02-19 Richard Guenther <rguenther@suse.de>
6732 PR tree-optimization/42944
6733 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
6734 test for aliasing with errno.
6736 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6739 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
6740 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
6741 * dojump.c: Include output.h.
6742 (inv): New inline function.
6743 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
6744 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
6745 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
6746 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
6747 argument, pass it down to other calls.
6748 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
6749 add REG_BR_PROB note to the conditional jump.
6750 * cfgexpand.c (add_reg_br_prob_note): Removed.
6751 (expand_gimple_cond): Don't call it, add the probability
6752 as last argument to jumpif_1/jumpifnot_1.
6753 * Makefile.in (dojump.o): Depend on output.h.
6754 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
6756 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
6757 * stmt.c (do_jump_if_equal): Likewise.
6758 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
6759 * loop-unswitch.c (compare_and_jump_seq): Likewise.
6760 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
6762 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
6763 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
6764 jumpifnot_1 callers.
6765 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
6767 (store_expr): Adjust jumpifnot caller.
6768 (store_constructor): Adjust jumpif caller.
6771 * gimplify.c (gimple_boolify): For __builtin_expect call
6772 gimple_boolify also on its first argument.
6774 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
6776 * configure.ac (gnu-unique-object): Wrap regexps using [] in
6778 (__stack_chk_fail): Ditto. Remove quadrigraphs.
6779 * configure: Regenerated.
6781 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6783 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
6784 lang_hooks.types_compatible_p instead of comptypes.
6786 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
6788 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
6789 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
6790 if __prefer_thumb__ is defined.
6792 2010-02-18 Martin Jambor <mjambor@suse.cz>
6794 PR tree-optimization/43066
6795 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
6796 array with zero-sized element type.
6798 2010-02-18 Jakub Jelinek <jakub@redhat.com>
6800 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
6801 rtx, allocate struct var_loc_node here and return it to the
6802 caller, and only if it is actually needed.
6803 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
6804 move it earlier and return immediately if it returns NULL.
6806 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
6808 * config/sparc/gas.h: New file. Restore
6809 TARGET_ASM_NAMED_SECTION to its ELF default.
6810 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
6812 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6813 Likewise. Add ATTRIBUTE_UNUSED to prototype.
6814 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
6815 after sparc/sysv4.h.
6817 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
6819 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
6821 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
6823 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
6824 patterns from predicated pattern.
6826 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
6829 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
6830 for insn mnemonic suffix.
6832 2010-02-17 Richard Guenther <rguenther@suse.de>
6834 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
6837 2010-02-17 Jakub Jelinek <jakub@redhat.com>
6840 * caller-save.c (save_call_clobbered_regs): If BB ends with
6841 a DEBUG_INSN, move any notes in between last real insn and the last
6842 DEBUG_INSN after the last DEBUG_INSN.
6844 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
6846 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
6847 Fix return type. Fix argument type. Explain meaning of return value.
6849 2010-02-16 Richard Guenther <rguenther@suse.de>
6851 PR tree-optimization/41043
6852 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
6853 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
6855 (vrp_visit_phi_node): ... but only for loop PHI nodes.
6857 2010-02-16 Ira Rosen <irar@il.ibm.com>
6859 PR tree-optimization/43074
6860 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
6861 * tree-vect-loop.c (vect_analyze_loop_operations): Add
6862 vectorizable cycles in hybrid SLP check.
6863 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
6865 2010-02-16 Richard Guenther <rguenther@suse.de>
6867 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
6868 (true_dependence): If memrefs_conflict_p computes must-alias
6869 trust it. Move TBAA check after offset-based disambiguation.
6870 (canon_true_dependence): Likewise.
6872 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
6874 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
6875 * doc/invoke.texi: Document it.
6876 * var-tracking.c: Include toplev.h and params.h.
6877 (vt_find_locations): Return bool indicating success. Compute
6878 hash sizes unconditionally. Check new parameter, report.
6879 (variable_tracking_main_1): Check vt_find_locations results and
6880 retry. Renamed from...
6881 (variable_tracking_main): ... this. New wrapper to preserve
6882 flag_var_tracking_assignments.
6883 * Makefile.in (var-tracking.o): Adjust dependencies.
6885 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
6886 Jakub Jelinek <jakub@redhat.com>
6889 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
6890 if weak_import attribute is present.
6891 * config/darwin.c (machopic_select_section): Likewise.
6893 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
6895 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
6896 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
6897 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
6898 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
6900 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
6903 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
6906 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
6907 Rewrite text to refer to the names.
6909 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
6911 * config/i386/i386-builtin-types.def
6912 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
6913 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
6914 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
6915 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
6916 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
6917 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
6918 IX86_BUILTIN_VPERMIL2PS256.
6919 (MULTI_ARG_4_DF2_DI_I): Defined.
6920 (MULTI_ARG_4_DF2_DI_I1): Defined.
6921 (MULTI_ARG_4_SF2_SI_I): Defined.
6922 (MULTI_ARG_4_SF2_SI_I1): Defined.
6923 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
6924 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
6925 __builtin_ia32_vpermil2ps256.
6926 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6927 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6928 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
6929 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6930 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6931 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
6932 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
6933 CODE_FOR_xop_vpermil2v8sf3.
6934 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
6935 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
6936 * config/i386/xopintrin.h (_mm_permute2_pd): New.
6937 (_mm256_permute2_pd): New.
6938 (_mm_permute2_ps): New.
6939 (_mm256_permute2_ps): New.
6941 2010-02-15 Nick Clifton <nickc@redhat.com>
6943 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
6944 boolean parameters. Use emit_jump_insn when emitting a pop
6945 instruction containing a return insn.
6946 (push): Use 'true' rather than '1' as second parameter to F.
6947 (h8300_expand_prologue): Likewise.
6948 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
6949 (h8300_expand_epilogue): Likewise.
6951 2010-02-15 Richard Guenther <rguenther@suse.de>
6954 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
6957 2010-02-15 Nick Clifton <nickc@redhat.com>
6959 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
6962 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
6964 * intl.c (fake_ngettext): New function.
6965 * intl.h (fake_ngettext): Declare.
6966 (ngettext): Define macro.
6967 * collect2.c (notice_translated): New function.
6968 (main): Use notice_translated and ngettext.
6969 * collect2.h (notice_translated): Declare.
6971 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
6973 * reorg.c (delete_computation): Comment fixes.
6974 * caller-save.c (setup_save_areas): Idem.
6975 * sel-sched-dump.c (dump_lv_set): Idem.
6978 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6980 * config/s390/s390.c (s390_sched_init): New function.
6981 (TARGET_SCHED_INIT): Target hook defined.
6983 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
6984 Jack Howarth <howarth@bromo.med.uc.edu>
6985 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6988 Partial revert of unintended change in fix for PR41605.
6989 * config/darwin.h: Fix typo.
6990 * config/darwin9.h: Same.
6992 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6994 * c-pch.c (pch_init): Clear v.
6996 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6999 * graphite-scop-detection.c (graphite_can_represent_scev): Call
7000 graphite_can_represent_init for MULT_EXPR.
7002 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7006 * graphite-sese-to-poly.c (remove_phi): New.
7007 (translate_scalar_reduction_to_array): Call remove_phi.
7009 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7012 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
7013 * graphite-clast-to-gimple.h (gloog): Update declaration.
7014 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
7015 * graphite-poly.h (struct poly_bb): Add missing comments.
7016 (struct scop): Add poly_scop_p field.
7018 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
7019 * graphite.c (graphite_transform_loops): Build the polyhedral
7020 representation for each scop before code generation.
7021 * sese.c (rename_variables_in_operand): Removed.
7022 (rename_variables_in_expr): Return the renamed expression.
7023 (rename_sese_parameters): New.
7024 * sese.h (rename_sese_parameters): Declared.
7026 2010-02-11 Richard Guenther <rguenther@suse.de>
7028 PR tree-optimization/42998
7029 * tree-ssa-pre.c (create_expression_by_pieces): Treat
7030 POINTER_PLUS_EXPR properly.
7032 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7033 Changpeng Fang <changpeng.fang@amd.com>
7036 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
7037 the cost of an IV candidate when the IV is used in a test against zero.
7039 * gcc.dg/tree-ssa/ivopts-3.c: New.
7041 2010-02-11 Richard Guenther <rguenther@suse.de>
7044 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
7045 pointer-vs-decl case by swapping refs. Handle some cases
7046 of pointer-vs-decl disambiguations more conservatively.
7047 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
7048 to false after expanding.
7050 2010-02-11 Richard Guenther <rguenther@suse.de>
7053 * gcc.c (process_command): Handle LTO file@offset case more
7056 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7058 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
7059 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
7061 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
7063 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
7064 if MEM's mode size isn't DWARF2_ADDR_SIZE.
7065 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
7066 Optimize eq/ne comparisons when both arguments are known to be
7068 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
7069 Don't mask operands unnecessarily if they are known to be already
7072 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
7074 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
7077 2010-02-10 Richard Guenther <rguenther@suse.de>
7079 PR tree-optimization/43017
7080 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
7081 for wrapping signed arithmetic.
7083 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7086 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
7087 if no debug info should be emitted for it.
7089 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
7091 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
7092 note when flag_exceptions is set.
7094 2010-02-10 Duncan Sands <baldrick@free.fr>
7096 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
7098 2010-02-10 Richard Guenther <rguenther@suse.de>
7101 * tree.c (get_unwidened): Handle constants.
7102 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
7104 2010-02-10 Martin Jambor <mjambor@suse.cz>
7107 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
7108 check for variable argument counts independently.
7110 2010-02-10 Christian Bruel <christian.bruel@st.com>
7113 * config/sh/sh.c (find_barrier): Increase length for non delayed
7114 conditional branches.
7116 2010-02-10 Christian Bruel <christian.bruel@st.com>
7118 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
7120 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7122 * builtins.c (set_builtin_user_assembler_name): Also handle
7123 ffs if int is smaller than word.
7125 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
7128 * ira-conflicts.c (get_dup): Remove.
7129 (process_reg_shuffles): Add new parameter. Use it as an
7130 additional guard for copy generation.
7131 (add_insn_allocno_copies): Rewrite.
7133 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
7135 * common.opt (fsched2-use-traces): Preserved for backward
7137 * doc/invoke.texi: Remove the documentation about option
7138 -fsched2-use-traces.
7139 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
7140 flag_sched2_use_traces.
7141 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
7142 the backward compatibility flag section.
7144 2010-02-09 Richard Guenther <rguenther@suse.de>
7146 PR tree-optimization/43008
7147 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
7148 make HEAP variables initialized from global memory if they
7149 are not known builtin functions.
7150 (find_func_aliases): Adjust.
7152 2010-02-09 Richard Guenther <rguenther@suse.de>
7154 PR tree-optimization/43000
7155 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
7156 arithmetic manually.
7158 2010-02-08 Jakub Jelinek <jakub@redhat.com>
7160 PR tree-optimization/42931
7161 * tree-loop-linear.c (try_interchange_loops): Don't call
7162 double_int_mul if estimated_loop_iterations failed.
7164 2010-02-08 Martin Jambor <mjambor@suse.cz>
7167 * tree-sra.c (build_accesses_from_assign): Do not mark in
7168 should_scalarize_away_bitmap if stmt has volatile ops.
7169 (sra_modify_assign): Do not process assigns piecemeal if if stmt
7172 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
7174 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
7176 2010-02-07 Adam Nemet <adambnmet@gmail.com>
7178 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
7181 2010-02-07 Andrew Pinski <pinskia@gmail.com>
7184 * df-core.c (df_finish_pass): Change type of saved_flags to int.
7186 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7189 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
7190 to unknown_dependence.
7191 (graphite_legal_transform_dr): Handle the unknown_dependence.
7192 (graphite_carried_dependence_level_k): Same.
7194 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7196 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
7198 2010-02-07 Richard Guenther <rguenther@suse.de>
7201 * expr.c (get_inner_reference): Always initialize *pbitsize.
7203 2010-02-07 Richard Guenther <rguenther@suse.de>
7206 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
7207 new ARRAY_REFs on variable size element or minimal index arrays.
7209 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
7210 gimple_fold_indirect_ref.
7212 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
7215 * arm.c (arm_override_options): Just return if the user has specified
7216 an invalid fpu name.
7218 2010-02-03 Jason Merrill <jason@redhat.com>
7221 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
7222 i386_pe_maybe_record_exported_symbol.
7224 2010-02-05 Steve Ellcey <sje@cup.hp.com>
7227 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7228 (pa_delegitimize_address): New function.
7230 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
7232 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
7233 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
7235 2010-02-05 Richard Guenther <rguenther@suse.de>
7238 * lto-streamer-in.c (get_resolution): Deal with references
7239 to undefined functions.
7241 2010-02-05 Richard Guenther <rguenther@suse.de>
7243 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
7244 (fold_const_aggregate_ref): Likewise.
7245 (ccp_fold_stmt): Substitute loads.
7246 (maybe_fold_reference): Verify types before substituting.
7248 (fold_gimple_assign): Unshare properly.
7249 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
7251 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
7253 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
7254 for rs6000_gen_cell_microcode.
7256 2010-02-04 Richard Guenther <rguenther@suse.de>
7258 PR rtl-optimization/42952
7259 * dse.c (const_or_frame_p): Remove MEM handling.
7261 2010-02-04 Nick Clifton <nickc@redhat.com>
7263 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
7264 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
7265 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
7266 (mn10300_asm_output_mi_thunk): New function.
7267 (mn10300_can_output_mu_thunk): New function.
7268 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
7269 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
7270 (FUNCTION_ARG): Delete incorrect comment.
7272 2010-02-03 Jason Merrill <jason@redhat.com>
7275 * fold-const.c (operand_equal_p): Handle erroneous types.
7277 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
7279 * config/h8300/h8300.md (can_delay): Fix attibute condition.
7281 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
7283 PR rtl-optimization/42941
7284 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
7287 2010-02-03 Jason Merrill <jason@redhat.com>
7290 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
7292 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
7295 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
7296 (cselib_reset_table): Renamed from...
7297 (cselib_reset_table_with_next_value): ... this.
7298 (cselib_get_next_uid): Renamed from...
7299 (cselib_get_next_unknown_value): ... this.
7300 * cselib.c (next_uid): Renamed from...
7301 (next_unknown_value): ... this.
7302 (cselib_clear_table): Adjust.
7303 (cselib_reset_table): Adjust. Renamed from...
7304 (cselib_reset_table_with_next_value): ... this.
7305 (cselib_get_next_uid): Adjust. Renamed from...
7306 (cselib_get_next_unknown_value): ... this.
7307 (get_value_hash): Use hash.
7308 (cselib_hash_rtx): Likewise.
7309 (new_cselib_val): Adjust. Set and dump uid.
7310 (cselib_lookup_mem): Pass next_uid as hash.
7311 (cselib_subst_to_values): Likewise.
7312 (cselib_log_lookup): Dump uid.
7313 (cselib_lookup): Pass next_uid as hash. Adjust.
7314 (cselib_process_insn): Adjust.
7315 (cselib_init): Initialize next_uid.
7316 (cselib_finish): Adjust.
7317 (dump_cselib_table): Likewise.
7318 * dse.c (canon_address): Dump value uid.
7319 * print-rtl.c (print_rtx): Print value uid.
7320 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
7322 (dv_uid): New function, sort of renamed from...
7323 (dv_htab_hash): ... this, reimplemented in terms of it and...
7324 (dv_uid2hash): ... this. New.
7325 (variable_htab_eq): Drop excess assertions.
7326 (tie_break_pointers): Removed.
7327 (canon_value_cmp): Compare uids.
7328 (variable_post_merge_New_vals): Print uids.
7329 (vt_add_function_parameters): Adjust.
7330 (vt_initialize): Reset table. Adjust.
7332 2010-02-03 Richard Guenther <rguenther@suse.de>
7334 PR tree-optimization/42944
7335 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
7336 (call_may_clobber_ref_p_1): Likewise. Properly handle
7337 malloc and calloc clobbering errno.
7339 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
7341 * doc/invoke.texi: Fix name of sched1 dump.
7343 * opts.c (decode_options): Set flag_tree_switch_conversion
7344 only conditionally on optimize >= 2.
7346 * gcse.c: Assorted comment fixes in pass description.
7348 2010-02-03 Anthony Green <green@moxielogic.com>
7350 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
7351 nop padding in order to maintain alignment of storage location of
7352 target function address.
7353 (moxie_trampoline_init): Store target function address at newly
7355 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
7357 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
7359 2010-02-03 Richard Guenther <rguenther@suse.de>
7362 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
7364 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7366 * config.gcc: Reenable check for obsolete targets.
7367 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
7368 mips-sgi-irix6.[0-4]*.
7370 2010-02-02 Nick Clifton <nickc@redhat.com>
7372 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
7373 constant size of 4 as being the same as 0.
7374 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
7375 can take values in the range 0..4.
7377 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
7380 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
7381 as _darwin10_Unwind_FindEnclosingFunction().
7382 * libgcc-libsystem.ver: New.
7384 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
7387 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
7388 implicitly set registers.
7390 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
7392 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
7393 (arm_override_options): Allow automatic selection of the thread
7394 pointer register if thumb2.
7395 (legitimize_pic_address): Improve code sequences for Thumb2.
7396 (arm_call_tls_get_addr): Likewise.
7397 (legitimize_tls_address): Likewise.
7398 * arm.md (pic_load_addr_arm): Delete. Replace with ...
7399 (pic_load_addr_32bit): ... this. New named pattern.
7400 * thumb2.md (pic_load_addr_thumb2): Delete.
7401 (pic_load_dot_plus_four): Delete.
7402 (tls_load_dot_plus_four): New named pattern.
7404 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7407 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
7408 Document fix for TLS bug.
7410 2010-01-31 Richard Guenther <rguenther@suse.de>
7412 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
7413 conservatively correct.
7415 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7419 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7421 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7423 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7425 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
7427 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
7429 * config.gcc: Adjust order of makefile fragments for mingw targets.
7431 2010-01-31 Richard Guenther <rguenther@suse.de>
7434 * gimplify.c (gimplify_init_constructor): For volatile LHS
7435 initialize a temporary.
7437 2010-01-31 Matthias Klose <doko@ubuntu.com>
7439 * configure.ac: Fix __stack_chk_fail check for cross builds configured
7441 * configure: Regenerate.
7443 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
7445 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7446 the same alias set and their sizes different constantness.
7447 (aliasing_component_refs_p): Revert 2009-10-24 change.
7449 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7451 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
7454 2010-01-29 Richard Guenther <rguenther@suse.de>
7456 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
7457 Assert we successfully updated the call.
7459 2010-01-29 Jakub Jelinek <jakub@redhat.com>
7461 PR rtl-optimization/42889
7462 * df.h (df_set_bb_dirty_nonlr): New prototype.
7463 * df-core.c (df_set_bb_dirty_nonlr): New function.
7464 * df-scan.c (df_insn_rescan): Call it instead of
7465 df_set_bb_dirty for DEBUG_INSNs.
7467 2010-01-29 Richard Guenther <rguenther@suse.de>
7470 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
7471 quadratic behavior in most cases.
7473 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
7476 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
7477 in the call to gen_x86_movsicc_0_m1.
7479 2010-01-28 Richard Guenther <rguenther@suse.de>
7481 PR tree-optimization/42871
7482 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
7484 2010-01-28 Richard Guenther <rguenther@suse.de>
7486 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
7487 into call arguments.
7489 2010-01-28 Richard Guenther <rguenther@suse.de>
7492 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
7493 the forwarder if the destination is an EH landing pad.
7495 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
7497 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
7498 block list passed to gimple_duplicate_sese_tail.
7499 (parallelize_loops): Avoid parallelization when the function
7501 Avoid parallelization when the preheader is IRREDUCIBLE.
7502 Try to optimize when estimated_loop_iterations_int is unresolved.
7503 Add the loop's location to the dump file.
7504 * tree-cfg.c (add_phi_args_after_redirect): Remove.
7505 (gimple_duplicate_sese_tail): Remove the check for the latch.
7506 Redirect nexits to the exit block.
7507 Remove handling of the incoming edges to the latch.
7508 Redirect the backedge from the copied latch to the exit bb.
7510 2010-01-28 Michael Matz <matz@suse.de>
7513 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
7514 Wrap force_reg into a sequence, emit it before user.
7516 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
7518 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
7520 (arm_legacy_rev): Likewise.
7521 (thumb_legacy_rev): Likewise.
7523 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7525 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
7526 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
7527 on MEM's address failed, try avoid_constant_pool_reference and
7528 recurse if it returned something different.
7529 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
7530 address, try avoid_constant_pool_reference and recurse if it
7531 returned something different.
7532 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
7533 address and avoid_constant_pool_reference returned something
7534 different, don't set have_address.
7536 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
7539 * var-tracking.c (val_store): Add modified argument, obey it.
7541 (count_uses): Move down logging of main.
7542 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
7543 don't need resolution.
7544 (emit_notes_in_bb): Likewise.
7546 2010-01-27 Richard Guenther <rguenther@suse.de>
7549 * tree-inline.c (remap_decl): Delay remapping of SSA name
7550 default definitions until we need them.
7552 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7554 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7555 (rs6000_delegitimize_address): New function.
7557 * config/s390/s390.c (s390_delegitimize_address): Call
7558 delegitimize_mem_from_attrs.
7561 * tree-inline.c (cannot_copy_type_1): Removed.
7562 (copy_forbidden): Don't forbid copying of functions containing
7563 records/unions with variable length fields.
7565 2010-01-27 Christian Bruel <christian.bruel@st.com>
7569 * config/sh/sh.c (find_barrier): Increase length for non delayed
7570 conditional branches.
7572 2010-01-27 Matthias Klose <doko@ubuntu.com>
7574 * configure.ac (gnu-unique-object): Fix ldd version check.
7575 * configure: Regenerate.
7577 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7579 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
7581 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
7582 Test for HAVE_GNU_AS value.
7584 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7586 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
7587 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
7588 INT64_TYPE): Define.
7589 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
7590 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7591 INT_LEAST64_TYPE): Define.
7592 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
7593 UINT_LEAST64_TYPE): Define.
7594 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
7595 INT_FAST64_TYPE): Define.
7596 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7597 UINT_FAST64_TYPE): Define.
7598 (INTMAX_TYPE, UINTMAX_TYPE): Define.
7599 (INTPTR_TYPE, UINTPTR_TYPE): Define.
7600 (SIG_ATOMIC_TYPE): Define.
7602 2010-01-26 Richard Guenther <rguenther@suse.de>
7604 * df-scan.c (df_scan_set_bb_info): Remove assert.
7605 (df_insn_rescan_debug_internal): Merge asserts.
7606 (df_install_ref): Likewise.
7607 (df_mark_reg): Use bitmap_set_range.
7608 (df_hard_reg_used_p): Remove assert.
7609 (df_hard_reg_used_count): Likewise.
7611 2010-01-26 Richard Guenther <rguenther@suse.de>
7613 PR rtl-optimization/42685
7614 * web.c (web_main): Ignore DEBUG_INSNs.
7616 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
7618 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
7620 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
7621 Fix types of fndecl and arglist parameters.
7623 2010-01-26 Richard Guenther <rguenther@suse.de>
7626 * tree-eh.c (unsplit_eh): Skip debug insns.
7628 2010-01-26 Richard Guenther <rguenther@suse.de>
7630 PR tree-optimization/42250
7631 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
7633 2010-01-26 Jakub Jelinek <jakub@redhat.com>
7636 * omp-low.c (expand_omp_sections): Only use single_pred if
7637 l2_bb is single_pred_p.
7639 2010-01-25 Christian Bruel <christian.bruel@st.com>
7642 * config/sh/sh.c (find_barrier): Increase length for non delayed
7643 conditional branches.
7644 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
7646 2010-01-24 David S. Miller <davem@davemloft.net>
7648 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
7649 define if not using GAS.
7650 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7651 Likewise. Delete SECTION_MERGE code, which is only applicable
7654 2010-01-24 Mark Mitchell <mark@codesourcery.com>
7657 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
7658 mangling of va_list in system headers.
7660 2010-01-23 Toon Moene <toon@moene.org>
7662 * tree-predcom.c (combine_chains): Return NULL, not false.
7664 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
7666 * tree-loop-distribution.c (distribute_loop): Fix declaration and
7667 initialization of variable res to agree with return type.
7669 2010-01-22 Steve Ellcey <sje@cup.hp.com>
7671 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
7672 * tree-sra.c: Add include of expr.h.
7674 2010-01-22 Jakub Jelinek <jakub@redhat.com>
7676 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
7677 insert the debug stmt on the single non-EH edge from the stmt.
7679 2010-01-22 Richard Henderson <rth@redhat.com>
7682 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
7683 the RHS until after generate_subtree_copies has insertted its
7684 code before the current statement.
7686 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
7688 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
7690 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
7692 2010-01-21 Martin Jambor <mjambor@suse.cz>
7694 PR tree-optimization/42585
7695 * tree-sra.c (struct access): New field grp_total_scalarization.
7696 (dump_access): Dump the new field.
7697 (should_scalarize_away_bitmap): New variable.
7698 (cannot_scalarize_away_bitmap): Likewise.
7699 (sra_initialize): Allocate new bitmaps.
7700 (sra_deinitialize): Free new bitmaps.
7701 (create_access_1): New function.
7702 (create_access): Parts moved to create_access_1.
7703 (type_consists_of_records_p): New function.
7704 (completely_scalarize_record): Likewise.
7705 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
7706 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
7707 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
7709 (analyze_all_variable_accesses): Completely scalarize small eligible
7712 2010-01-21 Martin Jambor <mjambor@suse.cz>
7714 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
7716 2010-01-21 Andrew Haley <aph@redhat.com>
7718 * gcc.c (process_command): Move lang_specific_driver before
7719 setting cc_libexec_prefix.
7721 2010-01-21 Richard Guenther <rguenther@suse.de>
7724 * fold-const.c (negate_expr_p): Pretend only negative
7725 real constants are easily negatable.
7727 2010-01-20 Janis Johnson <janis187@us.ibm.com>
7728 Jason Merrill <jason@redhat.com>
7730 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
7731 (TYPE_TRANSPARENT_AGGR): this, for union and record.
7732 * calls.c (initialize argument_information): Handle it.
7733 * c-common.c (handle_transparent_union_attribute): Use new name.
7734 * c-decl.c (finish_struct): Ditto.
7735 * c-typeck.c (type_lists_compatible_p): Ditto.
7736 (convert_for_assignment): Use new name and also handle record.
7737 * function.c (aggregate_value_p): Handle it.
7738 (pass_by_reference): Ditto.
7739 (assign_parm_data_types): Ditto.
7740 * print-tree.c (print_node): Ditto.
7741 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
7742 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
7743 * tree.c (first_field): New fn.
7745 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
7748 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
7749 even when linking statically, for now.
7751 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7754 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
7755 without a cselib val.
7756 (count_uses): Accept MO_VAL_SET with no val on stores.
7757 (add_stores): Likewise.
7759 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7761 * var-tracking.c (check_value_val): Add a compile time assertion.
7762 (dv_is_decl_p): Simplify.
7763 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
7764 gcc_assert if ENABLE_CHECKING.
7766 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7769 * var-tracking.c: Include tree-flow.h.
7770 (mem_dies_at_call): New.
7771 (dataflow_set_preserve_mem_locs): Use it.
7772 (dataflow_set_remove_mem_locs): Likewise.
7773 (dump_var): Renamed from dump_variable. Adjust all callers.
7774 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
7775 * Makefile.in (var-tracking.o): Adjust deps.
7777 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
7779 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
7781 2010-01-20 Richard Guenther <rguenther@suse.de>
7783 PR tree-optimization/42717
7784 * tree-ssa-dce.c (get_live_post_dom): Remove.
7785 (forward_edge_to_pdom): Take an arbitrary edge to copy
7786 degenerate PHI args from.
7787 (remove_dead_stmt): Use the first post-dominator even if it
7788 does not contain live statements as redirection destination.
7790 2010-01-20 Richard Guenther <rguenther@suse.de>
7792 * tree-inline.c (estimate_num_insns): Handle EH builtins.
7794 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7796 * sel-sched.c (create_speculation_check): Remove set but not used
7798 (try_transformation_cache): Remove set but not used variable ds.
7799 (calculate_privileged_insns): Remove set but not used variables
7800 cur_insn and min_spec_insn.
7801 (find_best_expr): Remove set but not used variable avail_n.
7802 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
7804 * cgraphunit.c (assemble_thunk): Remove set but not used variable
7806 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
7807 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
7810 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
7813 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
7814 cpu types. Add support for *-sse3 cpu types.
7815 (x86_64-*-*): Ditto.
7817 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7820 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
7821 argument, call initializer_constant_valid_p_1 instead of
7822 initializer_constant_valid_p, pass CACHE to it, return NULL
7823 immediately if first call returns NULL.
7824 (initializer_constant_valid_p_1): New function.
7825 (initializer_constant_valid_p): Use it.
7827 2010-01-20 Thomas Quinot <quinot@adacore.com>
7829 * tree.def (PLACEHOLDER_EXPR): Fix comment.
7831 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7833 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
7834 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
7835 (loc_list_from_tree): Don't handle unsigned division. Handle
7836 signed modulo using DW_OP_{over,over,div,mul,minus}.
7837 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
7838 modulo instead of signed.
7840 2010-01-20 DJ Delorie <dj@redhat.com>
7842 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
7844 (h8300_emit_stack_adjustment): Propogate it.
7846 (h8300_expand_prologue): Likewise.
7847 (h8300_expand_epilogue): Likewise.
7849 2010-01-19 Michael Matz <matz@suse.de>
7851 PR tree-optimization/41783
7852 * tree-data-ref.c (toplevel): Include flags.h.
7853 (dump_data_dependence_relation): Also dump the inputs if the
7854 result will be unknown.
7855 (split_constant_offset_1): Look through some conversions.
7856 * tree-predcom.c (determine_roots_comp): Restart a new chain if
7857 the offset from last element is too large.
7858 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
7859 (reassociate_to_the_same_stmt): Handle vector registers.
7860 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
7862 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
7863 wide_prolog_niters argument, emit widening instructions.
7864 (vect_do_peeling_for_alignment): Adjust caller, use widened
7865 variant of the iteration cound.
7866 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
7868 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7871 * config/arm/neon-testgen.m (emit_automatics): New parameter
7872 features. Adjust for Fixed_return_reg feature.
7873 (test_intrinsic): Call emit_automatics with new feature.
7874 * config/arm/neon.ml: Update copyright years.
7875 (features): New Fixed_return_reg feature.
7876 (ops): Update feature for Vget_low.
7878 2010-01-19 Jakub Jelinek <jakub@redhat.com>
7880 PR tree-optimization/42719
7881 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
7885 * fwprop.c (all_uses_available_at): Return false if def_set dest
7886 is a REG that is used in def_insn.
7888 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
7890 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
7892 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
7895 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
7897 * target.h (struct gcc_target) <secondary_reload>: Change type
7898 of last argument to secondary_reload_info *.
7900 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
7903 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
7904 memory references with unaligned offsets. Remove CQImode handling.
7905 (unaligned_memory_operand): Return 1 for memory references with
7906 unaligned offsets. Remove CQImode handling.
7908 2010-01-18 Richard Guenther <rguenther@suse.de>
7911 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
7914 2010-01-18 Richard Guenther <rguenther@suse.de>
7916 PR tree-optimization/42781
7917 * tree-ssa-structalias.c (find_what_var_points_to): Skip
7918 restrict processing only if the original variable was artificial.
7920 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
7922 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
7923 find number of popped argument bytes.
7925 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
7926 Fix the text that describes the return value for invalid insns.
7928 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
7930 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
7931 Clarify what 'cost of the -dependence' is. Fix quoting.
7933 * toplev.c (default_get_pch_validity): Rename argument to "sz".
7934 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
7936 2010-01-17 Jakub Jelinek <jakub@redhat.com>
7938 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
7939 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
7941 2010-01-17 Richard Guenther <rguenther@suse.de>
7944 * function.c (split_complex_args): Take a VEC to modify.
7945 (assign_parms_augmented_arg_list): Build a VEC instead of
7946 a chain of PARM_DECLs.
7947 (assign_parms_unsplit_complex): Take a VEC of arguments.
7948 Do not fixup unmodified parms.
7949 (assign_parms): Deal with the VEC.
7950 (gimplify_parameters): Likewise.
7952 2010-01-17 Richard Guenther <rguenther@suse.de>
7954 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
7955 node existence check.
7956 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
7957 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
7958 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
7959 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
7960 (gimple_execute_on_growing_pred): Likewise.
7962 2010-01-17 Richard Guenther <rguenther@suse.de>
7964 PR tree-optimization/42773
7965 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
7966 (compute_antic_aux): Likewise.
7967 (compute_partial_antic_aux): Likewise.
7969 2010-01-17 Jie Zhang <jie.zhang@analog.com>
7972 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
7975 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
7977 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
7980 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
7981 Fix markup for strict argument.
7983 (TARGET_SCHED_REORDER2): Fix argument types.
7985 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
7986 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
7988 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
7989 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
7991 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
7994 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
7995 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
7996 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
7997 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
7998 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
8000 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
8002 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
8004 (TARGET_ASM_RELOC_RW_MASK): Add return type.
8005 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
8007 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
8009 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
8012 (TARGET_ASM_NAMED_SECTION): Fix argument list.
8014 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
8015 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
8017 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
8019 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
8021 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
8022 referring to it. Fix language.
8024 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
8026 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
8028 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
8030 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
8032 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
8033 '@var{stream}. Remove stray 'and'.
8035 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
8037 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
8039 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
8041 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
8042 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
8044 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
8045 Fix description of return value.
8046 Rename argument "sz" to "len."
8048 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
8049 Clarify meaning of 'true' return value.
8051 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
8053 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
8054 rep_mode versus mode_rep.
8056 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
8058 (TARGET_BUILTIN_DECL): Fix name.
8060 (TARGET_COMMUTATIVE_P): Fix type of first argument.
8062 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
8064 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
8066 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
8068 (TARGET_RELAXED_ORDERING): Use @deftypevr.
8070 (TARGET_GET_DRAP_RTX): Note that this is a hook.
8073 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
8074 Rename argument tm_fn to md_fn.
8076 (TARGET_OPTION_PRINT): Fix argument list.
8078 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
8081 * config/i386/i386.c (ix86_fixup_binary_operands):
8082 Revert FMA4 fixup of operands.
8084 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8087 * Makefile.in (write_entries_to_file, install-plugin):
8088 Use \012 instead of \n with tr.
8090 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
8092 * configure.ac (HAVE_AS_REF): New C macro.
8093 * configure: Regenerate.
8094 * config.in: Likewise.
8095 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
8097 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
8100 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
8102 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
8104 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
8106 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
8108 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
8110 (TARGET_IN_SMALL_DATA_P): Fix argument type.
8112 (TARGET_BINDS_LOCAL_P): Fix argument type.
8114 (TARGET_ASM_FILE_END): Use prototype.
8116 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
8118 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
8120 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
8122 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
8124 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
8125 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
8127 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
8128 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
8130 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
8131 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
8132 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
8133 (TARGET_ADDR_SPACE_CONVERT): Likewise.
8135 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
8137 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
8139 (TARGET_INIT_BUILTINS): Use prototype.
8141 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
8142 Put 'const char *' in braces. Fix parameter types.
8143 (TARGET_INVALID_CONVERSION): Fix parameter types.
8144 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
8145 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
8147 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
8150 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
8152 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
8154 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
8156 * doc/tm.texi (TARGET_HELP): Fix return type.
8158 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
8159 in braces. Fix argument types.
8161 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
8163 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
8165 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
8167 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
8168 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
8170 (TARGET_MANGLE_TYPE): Fix argument types.
8172 (TARGET_IRA_COVER_CLASSES): Use prototype.
8174 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
8176 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
8178 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
8180 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
8182 (TARGET_CALLEE_COPIES): Fix argument types.
8184 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
8186 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
8188 (TARGET_FUNCTION_VALUE): Fix argument types.
8190 (TARGET_RETURN_IN_MSB): Fix argument type.
8192 (TARGET_RETURN_IN_MEMORY): Fix argument types.
8194 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
8196 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
8198 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
8199 agree with return type.
8201 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
8203 2010-01-15 Jing Yu <jingyu@google.com>
8205 PR rtl-optimization/42691
8206 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
8207 a pseudo to a constant and are merged, and adjust comments.
8209 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
8211 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
8213 2010-01-15 Richard Guenther <rguenther@suse.de>
8216 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
8217 labels of computed or non-local gotos to the destination.
8218 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
8219 landing pad label is the first label.
8221 2010-01-15 Richard Guenther <rguenther@suse.de>
8223 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
8225 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8228 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
8229 to allow generation of the xssqrtdp instruction on power7.
8230 (sqrtdf2_fpr): Ditto.
8232 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8235 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
8236 functions with noreturn attribute.
8239 * varasm.c (declare_weak): Add weak attribute to decl if it
8240 doesn't have one already.
8241 (assemble_external): Only add decls to weak_decls if they also
8242 have weak attribute.
8244 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
8246 * var-tracking.c (var_reg_delete): Don't delete the association
8247 between REGs and values or one-part variables if the register
8250 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8253 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
8254 because its first operand is a non-localized variable.
8256 2010-01-14 Martin Jambor <mjambor@suse.cz>
8258 PR tree-optimization/42706
8259 * tree-sra.c (encountered_recursive_call): New variable.
8260 (encountered_unchangable_recursive_call): Likewise.
8261 (sra_initialize): Initialize both new variables.
8262 (callsite_has_enough_arguments_p): New function.
8263 (scan_function): Call decl and flags check only for IPA-SRA, check
8264 whether there is a recursive call and whether it has enough arguments.
8265 (all_callers_have_enough_arguments_p): New function.
8266 (convert_callers): Look for recursive calls only when
8267 encountered_recursive_call is set.
8268 (ipa_early_sra): Bail out either if
8269 !all_callers_have_enough_arguments_p or
8270 encountered_unchangable_recursive_call.
8272 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8274 * sel-sched.c: Add 2010 to copyright years.
8275 * sel-sched-ir.c: Likewise.
8276 * sel-sched-ir.h: Likewise.
8278 2010-01-14 Martin Jambor <mjambor@suse.cz>
8280 PR tree-optimization/42714
8281 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
8282 constructors specially.
8284 2010-01-14 Andi Kleen <ak@linux.intel.com>
8286 * config/i386/drivers-i386.c (detect_caches_intel):
8287 Add l2sizekb parameter and fill in.
8288 (host_detect_local_cpu): Add l2sizekb, fill in.
8289 Add Atom small cache heuristic.
8291 2010-01-14 Andi Kleen <ak@linux.intel.com>
8293 * config/i386/drivers-i386.c (detect_caches_cpuid4):
8294 Add level3 parameter and fill in.
8295 (detect_caches_intel): Handle level3 cache.
8297 2010-01-14 Andi Kleen <ak@linux.intel.com>
8299 * config/i386/drivers-i386.c (host_detect_local_cpu):
8300 Fix core duo detection.
8302 2010-01-14 Andi Kleen <ak@linux.intel.com>
8304 * config/i386/drivers-i386.c (host_detect_local_cpu):
8307 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8309 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
8310 (rs6000_variable_issue_1): this. Use...
8311 (rs6000_variable_issue): here. Reimplement. Print debug info.
8313 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8315 * sel-sched-ir.c (sel_restore_other_notes): Rename to
8316 sel_restore_notes. Update all callers. Call reemit_notes
8319 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8321 PR rtl-optimization/42246
8322 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
8325 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8327 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
8328 all successors is the same as number of successors in current region.
8330 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8332 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
8333 to rename is not separable. Otherwise check that its LHS is not NULL.
8335 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8337 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
8339 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8341 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
8342 available registers when failed to discover LHS register class.
8343 Fix indentation. Update comment.
8345 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8346 Alexander Monakov <amonakov@ispras.ru>
8348 PR rtl-optimization/42389
8349 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
8351 (advance_state_on_fence): Likewise.
8352 (sel_target_adjust_priority): Print debug output only when
8353 sched_verbose >= 4, not 2.
8354 (get_expr_cost): Do not issue all unique insns on the next cycle.
8355 (fill_insns): Initialize can_issue_more from the value saved
8357 * sel-sched-ir.c (flist_add): New parameter issue_more.
8358 Init FENCE_ISSUE_MORE with it.
8359 (merge_fences): Likewise.
8360 (init_fences): Update call to flist_add.
8361 (add_to_fences, add_clean_fence_to_fences)
8362 (add_dirty_fence_to_fences): Likewise.
8363 (move_fence_to_fences): Update call to merge_fences.
8364 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
8366 * sel-sched-ir.h (struct _fence): New field issue_more.
8367 (FENCE_ISSUE_MORE): New accessor macro.
8369 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8371 PR rtl-optimization/42388
8372 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
8373 that have no predecessors nor successors. Do not call move_bb_info
8374 for empty blocks outside of current region.
8376 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8378 PR rtl-optimization/42294
8379 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
8380 * sel-sched.c (move_exprs_to_boundary): Transitively add all
8381 originators' originators.
8383 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8385 PR rtl-optimization/39453
8386 PR rtl-optimization/42246
8387 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
8389 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
8391 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8392 Alexander Monakov <amonakov@ispras.ru>
8395 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
8396 (maybe_tidy_empty_bb): ... here. Make static. Add new
8397 argument. Update all callers.
8398 (tidy_control_flow): ... and here. Recompute topological order
8399 of basic blocks in region if necessary.
8400 (sel_redirect_edge_and_branch): Change return type. Return true
8401 if topological order might have been invalidated.
8402 (purge_empty_blocks): Export and move from...
8403 * sel-sched.c (purge_empty_blocks): ... here.
8404 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
8405 (maybe_tidy_empty_bb): Delete prototype.
8406 (purge_empty_blocks): Declare.
8408 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8410 PR rtl-optimization/42249
8411 * sel-sched.c (try_replace_dest_reg): When chosen register
8412 and original register is the same, do not bail out early, but
8413 still check all original insns for validity of replacing destination
8414 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
8417 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8420 Port from no-undefined-overflow branch:
8421 2009-03-09 Richard Guenther <rguenther@suse.de>
8423 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
8425 2010-01-14 Richard Guenther <rguenther@suse.de>
8428 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
8430 2010-01-14 Ira Rosen <irar@il.ibm.com>
8432 PR tree-optimization/42709
8433 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
8434 as scalar type in creation of constant vector operand.
8436 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8439 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
8440 (check-parallel-%): Match `testsuite' directory component only
8443 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
8445 PR translation/39521
8446 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
8449 2010-01-13 Richard Guenther <rguenther@suse.de>
8451 PR tree-optimization/42730
8452 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
8455 2010-01-13 Steve Ellcey <sje@cup.hp.com>
8458 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
8459 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
8462 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
8464 * config/bfin/libgcc-bfin.ver: Regenerate based on current
8465 libgcc-std.ver. Add entries for ___smulsi3_highpart and
8466 ___umulsi3_highpart.
8468 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
8469 rather than schedule_insns if the pass is enabled.
8471 2010-01-13 Martin Jambor <mjambor@suse.cz>
8473 PR tree-optimization/42704
8474 * tree-sra.c (sra_modify_assign): Do not delete assignments to
8477 2010-01-13 Martin Jambor <mjambor@suse.cz>
8479 PR tree-optimization/42703
8480 * tree-sra.c (analyze_access_subtree): Check that we can build a
8481 reference to the original data within the aggregate.
8483 2010-01-13 Richard Guenther <rguenther@suse.de>
8485 PR tree-optimization/42705
8486 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
8488 2010-01-13 Richard Guenther <rguenther@suse.de>
8491 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
8493 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8496 * var-tracking.c (values_to_unmark): New variable.
8497 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8498 values_to_unmark vector. Moved body to...
8499 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8500 instead queue it into values_to_unmark vector.
8501 (vt_find_locations): Free values_to_unmark vector.
8503 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
8505 * config/s390/s390.c (override_options): Set
8506 default of max-pending-list-length to 256
8508 2010-01-13 Richard Guenther <rguenther@suse.de>
8511 * tree-pass.h (PROP_gimple_lcx): New.
8512 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
8513 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
8514 before the final cleanup_eh.
8515 (dump_properties): Dump PROP_gimple_lcx.
8516 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
8517 (tree_lower_complex_O0): Remove.
8518 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
8519 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
8520 tree_lower_complex, schedule TODO_update_ssa.
8521 * lto-streamer-out.c (output_function): Stream the functions
8523 * lto-streamer-in.c (input_function): Likewise.
8524 (lto_read_body): Do not override them here.
8526 2010-01-12 Joseph Myers <joseph@codesourcery.com>
8529 * c-typeck.c (build_c_cast): Fold value cast to union type before
8530 wrapping it in a CONSTRUCTOR.
8532 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8534 PR rtl-optimization/42699
8535 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
8538 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8540 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8541 SUBTARGET_WARN_UNUSED_SPEC): Move ...
8542 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8543 SUBTARGET_WARN_UNUSED_SPEC): ... here
8544 * config/mips/iris5.h (LIBGCC_SPEC): Define.
8546 2010-01-12 Julian Brown <julian@codesourcery.com>
8548 * config/arm/neon-schedgen.ml (Utils): Don't try to
8549 open missing module.
8550 (find_with_result): New.
8552 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8555 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
8556 sharing when canonicalizing ({lt,ge}u (plus a b) b).
8558 PR tree-optimization/42645
8559 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
8560 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
8561 decl_map, set processing_debug_stmt to -1 and return name without
8564 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
8566 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
8567 binutils version, and reword target configuration description.
8569 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8571 * config/avr/avr.h (LINKER_NAME): Remove.
8573 2010-01-11 Janis Johnson <janis187@us.ibm.com>
8576 * config/rs6000/rs6000.c (rs6000_override_options): On targets
8577 that support VSX, warn for -mno-altivec if vsx is not disabled,
8580 2010-01-11 Joseph Myers <joseph@codesourcery.com>
8581 Shujing Zhao <pearly.zhao@oracle.com>
8583 PR translation/42469
8584 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
8585 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
8586 character between option name and help text.
8587 * c.opt (imultilib): Likewise.
8589 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
8591 * lto-streamer-out.c (output_unreferenced_globals): Output static
8594 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
8596 PR rtl-optimization/42621
8597 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
8598 optimizing for size.
8599 (duplicate_computed_gotos): Remove now-redundant check.
8601 2010-01-10 Steve Ellcey <sje@cup.hp.com>
8604 * configure.ac: Save and restore LDFLAGS and LIBS
8605 * configure: Regenerate.
8607 2010-01-10 Richard Guenther <rguenther@suse.de>
8610 * builtins.c (fold_builtin_strlen): Add type argument and
8611 convert the resulting length to it.
8612 (fold_builtin_1): Adjust.
8614 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8616 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
8617 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
8619 (num_insns_constant_wide): Adjust for that change.
8621 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8624 * web.c (union_defs): Add used argument, to combine uses of
8626 (entry_register): Adjust type and tests of used argument.
8627 (web_main): Widen used for new use. Pass it to union_defs.
8628 * df.h (union_defs): Adjust prototype.
8630 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8633 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
8634 uses in new incoming argument. Free body.
8635 (reset_debug_uses_in_loop): New.
8636 (analyze_insn_to_expand_var): Call the latter if the former found
8637 anything. Fix whitespace. Reject invalid dest overlaps before
8638 going through all insns in the loop.
8640 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8643 * haifa-sched.c (dying_use_p): Debug insns don't count.
8645 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8648 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
8649 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
8650 (verify_gimple_call): Reject LHS in noreturn calls.
8652 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8656 * tree-vect-loop-manip.c (adjust_info): New type.
8657 (adjust_vec): New pointer to vector.
8658 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
8659 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
8660 (slpeel_update_phis_for_duplicate_loop): Use them.
8661 (slpeel_update_phi_nodes_for_guard1): Likewise.
8662 (slpeel_update_phi_nodes_for_guard2): Likewise.
8663 (slpeel_tree_peel_loop_to_edge): Likewise.
8664 (vect_update_ivs_after_vectorizer): Likewise.
8666 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8668 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
8669 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8671 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8673 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
8674 bogus uninitialized warning.
8676 2010-01-09 Richard Guenther <rguenther@suse.de>
8679 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
8680 the evolution is compatible with the initial condition.
8682 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8684 * gcc.c (process_command): Update copyright notice dates.
8685 * gcov.c (print_version): Likewise.
8686 * gcov-dump.c (print_version): Likewise.
8687 * mips-tfile.c (main): Likewise.
8688 * mips-tdump.c (main): Likewise.
8690 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8693 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
8695 (rotlhi3_8): Delete.
8697 (rotlsi3_8): Delete.
8698 (rotlsi3_16): Delete.
8699 (rotlsi3_24): Delete.
8701 (*rotw<mode>3): New.
8702 (*rotb<mode>3): New.
8703 * config/avr/avr.c (avr_rotate_bytes): New function.
8704 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
8706 2010-01-08 Steve Ellcey <sje@cup.hp.com>
8709 * configure.ac: Modify -rdynamic check.
8710 * configure: Regenerate.
8712 2010-01-08 DJ Delorie <dj@redhat.com>
8714 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
8715 register popping order.
8717 2010-01-08 Richard Guenther <rguenther@suse.de>
8720 * c.opt (fsigned-char): Also let LTO handle this option.
8721 (funsigned-char): Likewise.
8723 2010-01-07 Richard Guenther <rguenther@suse.de>
8725 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
8726 (gimple_op): Likewise.
8727 (gimple_op_ptr): Likewise.
8728 (gimple_assign_set_lhs): Remove gcc_assert.
8729 (gimple_assign_set_rhs1): Likewise.
8730 (gimple_assign_set_rhs2): Likewise.
8731 (gimple_call_set_lhs): Likewise.
8732 (gimple_call_set_fn): Likewise.
8733 (gimple_call_set_fndecl): Likewise.
8734 (gimple_call_fndecl): Likewise.
8735 (gimple_call_return_type): Likewise.
8736 (gimple_call_set_chain): Likewise.
8737 (gimple_call_num_args): Likewise.
8738 (gimple_call_set_arg): Likewise.
8739 (gimple_cond_set_code): Likewise.
8740 (gimple_cond_set_lhs): Likewise.
8741 (gimple_cond_set_rhs): Likewise.
8742 (gimple_cond_set_true_label): Likewise.
8743 (gimple_cond_set_false_label): Likewise.
8744 (gimple_label_set_label): Likewise.
8745 (gimple_goto_set_dest): Likewise.
8746 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
8747 (gimple_debug_bind_get_value): Likewise.
8748 (gimple_debug_bind_get_value_ptr): Likewise.
8749 (gimple_debug_bind_set_var): Likewise.
8750 (gimple_debug_bind_set_value): Likewise.
8751 (gimple_debug_bind_reset_value): Likewise.
8752 (gimple_debug_bind_has_value_p): Likewise.
8753 (gimple_return_retval_ptr): Remove gcc_assert.
8754 (gimple_return_retval): Likewise.
8755 (gimple_return_set_retval): Likewise.
8756 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
8757 (safe_referenced_var_iterator): Remove.
8758 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
8759 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
8760 (fill_referenced_var_vec): Remove.
8761 (first_readonly_imm_use): Remove redundant gcc_assert.
8762 (phi_arg_index_from_use): Combine gcc_asserts.
8763 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
8764 (first_imm_use_stmt): Remove redundant gcc_assert.
8765 * tree-cfg.c (verify_gimple_call): Verify function and chain
8766 operands. Verify arguments.
8767 (verify_types_in_gimple_stmt): Verify condition code and labels.
8769 2010-01-07 Richard Guenther <rguenther@suse.de>
8771 PR tree-optimization/42641
8772 * sese.c (rename_map_elt_info): Use the SSA name version, do
8775 2010-01-07 Jakub Jelinek <jakub@redhat.com>
8777 PR tree-optimization/42625
8778 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
8779 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
8781 2010-01-07 Duncan Sands <baldrick@free.fr>
8783 * Makefile.in (PLUGIN_HEADERS): Add version.h.
8785 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
8788 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
8789 note itself is not function_invariant_p.
8791 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
8793 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
8794 Do not add the DF_NOTE problem.
8795 * store-motion.c (execute_rtl_store_motion): Likewise.
8797 2010-01-07 Martin Jambor <mjambor@suse.cz>
8799 PR tree-optimization/42157
8800 * tree-sra.c (compare_access_positions): Stabilize sort if both
8801 accesses have integer types, return zero immediately if they are the
8804 2010-01-06 Richard Henderson <rth@redhat.com>
8807 * haifa-sched.c (add_to_note_list): Merge into ...
8808 (concat_note_lists): ... here, and ...
8809 (unlink_other_notes, rm_other_notes): Merge into...
8810 (remove_notes): ... here. Create REG_SAVE_NOTEs for
8811 NOTE_INSN_EPILOGUE_BEG.
8813 2010-01-06 Richard Guenther <rguenther@suse.de>
8815 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
8816 not inline regular functions into always-inline functions.
8818 2010-01-06 Nick Clifton <nickc@redhat.com>
8820 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
8821 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
8823 (OVERRIDE_OPTIONS): Delete.
8824 (OPTIMIZATION_OPTIONS): Define.
8825 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
8826 * config/rx/rx.c (rx_handle_option): Issue an error message if
8827 -mcpu=rx200 and -fpu are used together.
8828 (rx_set_optimization_options): New function. Issue an error
8829 message if an optimization attribute attempts to reset the FPU/
8830 math optimization pairing.
8831 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
8832 * config/rx/rx.opt: Set the default to 32-bit doubles.
8833 * config/rx/t-rx: Add multilibs for -nofpu option.
8834 * doc/invoke.texi: Update documentation of RX options.
8836 2010-01-06 Richard Guenther <rguenther@suse.de>
8838 * tree-ssa-pre.c (name_to_id): New global.
8839 (alloc_expression_id): Simplify SSA name handling.
8840 (lookup_expression_id): Likewise.
8841 (init_pre): Zero name_to_id.
8842 (fini_pre): Free it.
8844 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
8846 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
8848 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
8851 * config/i386/sse.md (smaxv2di3): New.
8852 (umaxv2di3): Likewise.
8853 (sminv2di3): Likewise.
8854 (uminv2di3): Likewise.
8856 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
8859 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
8860 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
8861 (legitimize_tls_address): Likewise.
8862 (sparc_tls_referenced_p): Likewise.
8863 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
8864 and adjust calls to legitimize_pic_address.
8865 (legitimate_constant_p) Use sparc_tls_referenced_p.
8866 (legitimate_pic_operand_p): Likewise.
8867 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
8868 (sparc_tls_symbol_ref_1): Delete.
8869 (sparc_tls_referenced_p): Make static, recognize specific patterns.
8870 (legitimize_tls_address): Make static, handle CONST patterns.
8871 (legitimize_pic_address): Make static, remove unused parameter and
8872 adjust recursive calls.
8873 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
8874 and adjust call to legitimize_pic_address.
8875 (sparc_output_mi_thunk): Likewise.
8877 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
8878 H.J. Lu <hongjiu.lu@intel.com>
8881 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
8882 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
8883 operands to make them signed.
8886 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8889 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8890 GTU to GT for V4SI and V2DI.
8892 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8893 (umin<mode>3): Removed.
8895 (uminv4si3): Likewise.
8897 2010-01-05 Martin Jambor <mjambor@suse.cz>
8899 PR tree-optimization/42462
8900 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
8901 current_function_decl to helper functions and macros.
8903 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8906 * flags.h: Don't include real.h.
8907 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
8908 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
8909 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
8910 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
8911 * dominance.c: Update copyright.
8912 * gimple.c (walk_gimple_op): Remove inline.
8913 * tree-ssa-reassoc.c: Include real.h.
8914 * Makefile.in (FLAGS_H): Remove $(REAL_H).
8915 (tree-ssa-reassoc.o): Depend on $(REAL_H).
8917 2010-01-05 Nick Clifton <nickc@redhat.com>
8919 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
8920 register to push into the stack frame when the accumulator has to
8921 be saved during interrupts.
8923 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
8925 * doc/invoke.texi: Remove the documentation about option
8927 * common.opt (Wunreachable-code): Preserved for backward
8929 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
8930 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
8931 the backward compatibility flag section.
8933 2010-01-05 Richard Guenther <rguenther@suse.de>
8935 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
8937 2010-01-05 Jakub Jelinek <jakub@redhat.com>
8940 * cfgexpand.c (expand_one_var): Diagnose too large variables.
8942 PR tree-optimization/42508
8943 * tree-sra.c (convert_callers): Check for recursive call
8944 by comparing cgraph nodes instead of decls.
8945 (modify_function): Call ipa_modify_formal_parameters also
8946 on all same_body aliases.
8948 * cgraphunit.c (cgraph_materialize_all_clones): Compare
8949 cgraph nodes when checking for same_body aliases.
8951 2010-01-05 Richard Guenther <rguenther@suse.de>
8953 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
8954 allocation and lookup.
8955 (get_or_alloc_expr_for_constant): Likewise.
8956 (phi_translate): Sink allocation.
8958 2010-01-04 Richard Guenther <rguenther@suse.de>
8960 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
8961 a new entry only if needed.
8962 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
8963 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
8965 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
8967 (phi_translate): Handle CONSTANTs early.
8969 2010-01-04 Martin Jambor <mjambor@suse.cz>
8971 PR tree-optimization/42398
8972 * tree-sra.c (struct access): Removed flag grp_different_types.
8973 (dump_access): Do not dump the removed flag.
8974 (sort_and_splice_var_accesses): Do not set the removed flag.
8975 (sra_modify_expr): Check for type compatibility directly.
8977 2010-01-04 Martin Jambor <mjambor@suse.cz>
8979 PR tree-optimization/42366
8980 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
8981 edges with variable number of parameters.
8982 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
8983 flag instead of asserting it.
8984 (ipa_read_node_info): Read uses_analysis_done flag.
8986 2010-01-04 Richard Guenther <rguenther@suse.de>
8988 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
8989 iterative_hash_* as intended.
8990 (vn_reference_compute_hash): Likewise. Simplify hashing
8992 (vn_reference_lookup_2): Likewise.
8993 (vn_nary_op_compute_hash): Likewise.
8994 (vn_phi_compute_hash): Likewise.
8995 (expressions_equal_p): Remove strange code.
8996 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
8997 (pre_expr_hash): Likewise. Simplify hashing SSA names.
8998 (bitmap_insert_into_set_1): Take value-id as parameter.
8999 (add_to_value): Pass it.
9000 (bitmap_insert_into_set): Likewise.
9001 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
9003 2010-01-04 Jakub Jelinek <jakub@redhat.com>
9006 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
9007 (do_self_spec): For switches with SWITCH_IGNORE set set also
9008 SWITCH_IGNORE_PERMANENTLY.
9009 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
9012 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
9014 * lto-streamer-out.c (output_unreferenced_globals): Output the full
9015 tree of an unreferenced global var.
9017 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9020 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9021 GTU to GT for V4SI and V2DI.
9023 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9024 (umin<mode>3): Removed.
9026 (uminv4si3): Likewise.
9028 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9031 * collect2.c (main): Turn on trace in collect2 if -v is passed
9034 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
9036 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
9037 description of expression operand.
9039 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
9041 * configure.ac: Add install-html to target_list for Make-hooks.
9042 * configure: Regenerate.
9043 * fortran/Make-lang.in (F95_HTMLFILES): New.
9044 (fortran.html): Use it.
9045 (fortran.install-html): New.
9046 * Makefile.in (install-html): Add lang.install-html.
9047 * java/Make-lang.in (JAVA_HTMLFILES): New.
9048 (java.html): Use it.
9049 (java.install-html): New.
9050 * objc/Make-lang.in (objc.install-html): New.
9051 * objcp/Make-lang.in (obj-c++.install-html): New.
9052 * cp/Make-lang.in (c++.install-html): New.
9053 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
9054 * lto/Make-lang.in (lto.install-html): New.
9056 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9059 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
9061 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
9063 PR rtl-optimization/41862
9064 * store-motion.c (store_killed_in_insn, compute_store_table,
9065 remove_reachable_equiv_notes, replace_store_insn,
9066 build_store_vectors): Ignore all DEBUG_INSNs.
9068 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9071 * common.opt: Add dumpdir.
9073 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
9075 (option_map): Add --dumpdir.
9077 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
9079 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
9081 * opts.c (decode_options): Try dump_dir_name first if
9082 dump_base_name isn't an absolute path.
9083 (common_handle_option): Handle OPT_dumpdir.
9085 * toplev.c (dump_dir_name): New.
9086 (print_switch_values): Also ignore -dumpdir.
9088 * toplev.h (dump_dir_name): New.
9090 2010-01-03 Richard Guenther <rguenther@suse.de>
9092 PR tree-optimization/42589
9093 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
9094 double-word expansion of bswap32.
9096 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
9098 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
9099 with BLOCK_FOR_INSN.
9100 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
9101 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
9102 noce_process_if_block): Likewise.
9103 * gcse.c (compute_local_properties, insert_expr_in_table,
9104 insert_set_in_table, canon_list_insert, find_avail_set,
9105 pre_insert_copy_insn): Likewise.
9107 * basic-block.h (BLOCK_NUM): Move from here...
9108 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
9110 2010-01-03 Richard Guenther <rguenther@suse.de>
9112 PR tree-optimization/42438
9113 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
9114 contains_may_not_return_call flag.
9115 (BB_MAY_NOTRETURN): New.
9116 (valid_in_sets): Trapping nary operations are not valid
9117 in blocks that may not return.
9118 (insert_into_preds_of_block): Remove check for trapping expressions.
9119 (compute_avail): Compute also BB_MAY_NOTRETURN.
9121 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
9123 * doc/invoke.texi: Add 2010 to copyright years.
9125 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
9127 * config/sparc/sparc.c: Fix formatting nits.
9129 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
9130 Alexander Monakov <amonakov@ispras.ru>
9132 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
9134 2010-01-02 Richard Guenther <rguenther@suse.de>
9137 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
9138 (simplify_switch_using_ranges): Mark to be removed edges
9141 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9143 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
9145 * collect2.c (scan_libraries): Add missing argument in call to
9148 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
9151 * config/alpha/predicates.md (aligned_memory_operand): Return false
9153 (unaligned_memory_operand): Return true for CQImode.
9154 * config/alpha/alpha.c (get_aligned_mem): Assert that location
9155 doesn not cross aligned SImode word boundary.
9157 2010-01-02 Anatoly Sokolov <aesok@post.ru>
9159 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
9161 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
9162 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
9164 2010-01-02 Richard Guenther <rguenther@suse.de>
9167 * toplev.c (compile_file): Emit LTO marker properly. Change
9169 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
9171 2010-01-01 Richard Guenther <rguenther@suse.de>
9174 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
9176 2010-01-01 Richard Guenther <rguenther@suse.de>
9179 * c-decl.c (grokdeclarator): For zero-size arrays force
9180 structural equality checks as layout_type does.
9182 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9184 * builtins.c: Update copyright to 2010.
9186 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9189 * lto-streamer-out.c (produce_asm): Revert the last change.
9190 (copy_function): Likewise.
9192 * lto-streamer.c (lto_get_section_name): Skip any leading
9195 2010-01-01 Richard Guenther <rguenther@suse.de>
9198 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
9202 Copyright (C) 2010 Free Software Foundation, Inc.
9204 Copying and distribution of this file, with or without modification,
9205 are permitted in any medium without royalty provided the copyright
9206 notice and this notice are preserved.