1 2010-05-11 Jakub Jelinek <jakub@redhat.com>
3 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
4 don't call start_source_file debug hook here...
5 (finish_options): ... but here, after outputting predefined and
6 command line defines and undefs.
9 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
11 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
12 optimizing away empty bb with no successors, move over its
13 footer chain to fallthru predecessor.
14 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
15 (rtl_split_edge): For asm goto call patch_jump_insn even if
16 splitting fallthru edge.
19 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
20 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
21 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
22 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
26 * c-parser.c (c_parser_expression): Mark LHS of a comma
27 expression as read if it is a decl, handled component or
28 COMPOUND_EXPR with that on the RHS.
29 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
30 if it is a decl or handled component.
32 2010-05-11 Jan Hubicka <jh@suse.cz>
34 * lto-symtab.c (lto_symtab_free): New function.
35 * lto-streamer.h (lto_symtab_free): Declare.
37 2010-05-11 Jan Hubicka <jh@suse.cz>
39 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
40 that if function is needed it is reachable.
41 (lto_output_node): See if it the function is reachable or referenced.
42 (output_cgraph): Update call of lto_output_node.
43 * lto-streamer.h (reachable_from_other_partition_p): Declare.
45 2010-05-11 Jan Hubicka <jh@suse.cz>
47 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
50 2010-05-11 Jan Hubicka <jh@suse.cz>
52 PR tree-optimize/44063
53 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of queue.
54 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
56 (estimate_function_body_sizes): Compute sizes even when disregarding.
58 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
60 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
62 2010-05-11 Jan Hubicka <jh@suse.cz>
64 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
67 2010-05-11 Jan Hubicka <jh@suse.cz>
69 * matrix-reorg.c (matrix_reorg): Rebuild edges.
71 2010-05-11 Jan Hubicka <jh@suse.cz>
73 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
74 lto_streamer_cache_delete): Put nodes into heap.
75 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
78 2010-05-11 Jan Hubicka <jh@suse.cz>
80 * cgraphbuild.c (cgraph_rebuild_references): New.
81 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
83 * cgraph.h (cgraph_rebuild_references): Declare.
84 * tree-inline.c (tree_function_versioning): Use it.
85 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
87 2010-05-11 Jan Hubicka <jh@suse.cz>
89 * cgraph.c: Include ipa-utils.h
90 (cgraph_create_virtual_clone): Update references.
91 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
93 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
95 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
96 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
99 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
101 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
103 2010-05-11 Jakub Jelinek <jakub@redhat.com>
105 * gcc.c (execute): For -### don't quote arguments that
106 contain just alphanumerics and _/-. characters.
107 * doc/invoke.texi: Document that change for -###.
110 * df-problems.c (struct dead_debug): Add to_rescan field.
111 (dead_debug_init): Clear to_rescan field.
112 (dead_debug_finish): Rescan all debug insns in to_rescan
113 bitmap and free the bitmap.
114 (dead_debug_insert_before): Instead of rescanning debug insns
115 immediately queue their rescanning until dead_debug_finish.
116 (df_note_bb_compute): After dead_debug_add do continue instead
119 2010-05-10 Jakub Jelinek <jakub@redhat.com>
122 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
123 clear also INSN_REG_USE_LIST.
125 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
127 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
129 2010-05-10 Jan Hubicka <jh@suse.cz>
131 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally commited change.
133 2010-05-10 Jan Hubicka <jh@suse.cz>
135 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries): Allocate
137 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
138 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
139 (lto_streamer_cache_create): Init alloc pool.
140 (lto_streamer_cache_delete): Free alloc pool.
141 * lto-streamer.h: Include alloc pool.
142 (lto_streamer_cache_d): Use alloc pool.
143 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
145 2010-05-10 Jan Hubicka <jh@suse.cz>
147 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
148 * cgraphbuild.c: Include except.h
149 (record_type_list, record_eh_tables): New function.
150 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
152 2010-05-10 Jan Hubicka <jh@suse.cz>
154 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
155 __frame_dummy_init_array_entry, force_to_data): Attribute as used
158 2010-05-10 Michael Matz <matz@suse.de>
160 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
161 (can_reassociate_p): Use FLOAT_TYPE_P.
162 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
163 (vect_force_simple_reduction): ... this.
164 * tree-parloops.c (gather_scalar_reductions): Use
165 vect_force_simple_reduction.
166 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
167 vect_is_simple_reduction, add modify argument, if true rewrite
169 (vect_is_simple_reduction, vect_force_simple_reduction): New
171 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
173 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
174 Vladimir Makarov <vmakarov@redhat.com>
176 PR rtl-optimization/44012
177 * ira-build.c (remove_unnecessary_allocnos): Nullify
178 regno_allocno_map of the removed allocno.
180 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
182 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
184 * configure: Regenerate.
186 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
188 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
190 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
191 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
193 * configure: Regenerate.
195 2010-05-10 Richard Guenther <rguenther@suse.de>
197 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
198 marked if the entry identifier is marked.
200 2010-05-10 Richard Guenther <rguenther@suse.de>
202 * c-common.c (struct c_common_attributes): Add fnspec attribute.
203 (handle_fnspec_attribute): New function.
204 * gimple.h (gimple_call_return_flags): Declare.
205 (gimple_call_arg_flags): Likewise.
206 * gimple.c (gimple_call_arg_flags): New function.
207 (gimple_call_return_flags): Likewise.
208 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
210 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
212 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
213 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
215 (make_heapvar_for): ... this new function.
216 (handle_rhs_call): Handle fnspec attribute argument specifiers.
217 (handle_lhs_call): Likewise.
218 (find_func_aliases): Adjust.
220 2010-05-10 Richard Guenther <rguenther@suse.de>
222 PR tree-optimization/44050
223 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
225 2010-05-10 Wei Guozhi <carrot@google.com>
228 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
230 2010-05-09 Joseph Myers <joseph@codesourcery.com>
233 * c-typeck.c (lookup_field): Take a type directly. Update
235 (build_component_ref): Update call to lookup_field.
236 (set_init_label): Use lookup_field to find initialized field.
237 Handle returned list of fields like a sequence of designators.
239 2010-05-09 Richard Guenther <rguenther@suse.de>
242 * fold-const.c (tree_single_nonzero_warnv_p): Properly
243 handle &FUNCTION_DECL.
245 2010-05-09 Joseph Myers <joseph@codesourcery.com>
248 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
249 structures and unions recursively.
250 (detect_field_duplicates): Move duplicate detection with a hash to
251 detect_field_duplicates_hash. Always use a hash if anonymous
252 structures or unions are present.
253 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
256 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
259 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
260 detect Atom, Core 2 and Core i7.
262 2010-05-09 Richard Guenther <rguenther@suse.de>
264 * gcc.c (store_arg): Handle temporary file deletion for
267 2010-05-09 Richard Guenther <rguenther@suse.de>
270 * ipa-inline.c (estimate_function_body_sizes): Return after
271 disregarding inline limits.
273 2010-05-09 Richard Guenther <rguenther@suse.de>
275 * gcc.c (store_arg): Revert last change.
277 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
280 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
281 (optimize_ops_list): Call it.
283 2010-05-08 Richard Guenther <rguenther@suse.de>
285 PR tree-optimization/44030
286 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
287 NECESSARY flag if we propagate from a inserted expression.
289 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
291 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
292 domain types as equal if they are both PLACEHOLDER_EXPRs.
294 2010-05-08 Richard Guenther <rguenther@suse.de>
296 * lto-wrapper.c (run_gcc): Remove linker output from
297 command line for LTRANS invocation.
299 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
301 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
302 lto-macho as lto_binary_reader.
303 * target.h (struct gcc_target): New hooks lto_start and lto_end.
304 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
305 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
306 in lto_start and lto_end calls.
307 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
309 (scan_prog_file): Update is_elf_or_coff call.
310 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
312 * collect2.c (main): Fix enum comparison.
314 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
316 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
317 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
318 and TARGET_ASM_LTO_END.
319 * darwin.c: Include obstack.h and lto-streamer.h.
320 (lto_section_names_offset, lto_section_names_obstack,
321 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
323 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
324 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
326 (darwin_asm_lto_end): New function. Restore asm_out_file.
327 (darwin_asm_named_section): For LTO sections, replace the name with
328 the offset of the section name in a string table, and build this
330 (darwin_file_start): Initialize global vars for LTO support.
331 (darwin_file_end): If output to asm_out_file was redirected, append it
332 to the proper asm_out_file here. Add the section names section.
334 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
336 * c-pragma.c (pending_weak_d, pending_weak): New.
337 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
338 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
339 handle_pragma_weak): Update the uses of pending_weaks.
341 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
343 PR documentation/44016
344 * doc/standards.texi (Standards): Link to unversioned
345 cxx0x_status.html page.
347 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
350 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
351 in addition to TREE_USED, to avoid "set but unused" warnings.
353 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
355 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
356 (is_loop_prefetching_profitable): Do not insert prefetches
357 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
358 times the prefetch ahead distance.
360 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
362 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
363 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
364 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
367 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
369 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
370 a diagnostic info when the insn-to-mem ratio is too small.
372 2010-05-07 Richard Guenther <rguenther@suse.de>
374 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
376 (store_arg): Queue temp_filename for deletion instead of
379 2010-05-07 Richard Guenther <rguenther@suse.de>
381 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
382 (run_gcc): Handle LTRANS phase invocation.
383 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
385 2010-05-07 Jakub Jelinek <jakub@redhat.com>
387 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
388 this is also meaningful on PARM_DECLs and RESULT_DECLs.
390 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
392 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
394 2010-05-07 Richard Guenther <rguenther@suse.de>
396 PR tree-optimization/44020
397 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
398 code when PRE is not yet initialized.
400 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
402 * config/mips/dbxmdebug.h: Remove.
403 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
405 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
407 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
408 with null pointer and also warn about ordered comparison of zero with
411 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
413 * graphite-blocking.c
414 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
415 * graphite-clast-to-gimple.c
416 (clast_to_gcc_expression): Same.
417 (precision_for_value): Same.
418 (precision_for_interval): Same.
419 (gcc_type_for_interval): Same.
420 (graphite_create_new_guard): Same.
421 (compute_bounds_for_level): Same.
422 (graphite_create_new_loop_guard): Same.
423 * graphite-interchange.c
424 (build_linearized_memory_access): Same.
425 (pdr_stride_in_loop): Same.
426 (memory_strides_in_loop_1): Same.
427 (memory_strides_in_loop): Same.
428 (extend_scattering): Same.
429 (psct_scattering_dim_for_loop_depth): Same.
430 (pbb_number_of_iterations): Same.
432 (debug_iteration_domains): Same.
434 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
435 (ppl_set_inhomogeneous_gmp): Same.
436 (ppl_strip_loop): Same.
437 (ppl_lexico_compare_linear_expressions): Same.
438 (ppl_read_polyhedron_matrix): Same.
439 (ppl_max_for_le_pointset): Same.
441 (ppl_read_polyhedron_matrix): Same.
442 (tree_int_to_gmp): Same.
443 (gmp_cst_to_tree): Same.
444 (ppl_set_inhomogeneous): Same.
445 (ppl_set_inhomogeneous_tree): Same.
446 (ppl_set_coef): Same.
447 (ppl_set_coef_tree): Same.
448 * graphite-sese-to-poly.c
449 (build_pbb_scattering_polyhedrons): Same.
450 (build_scop_scattering): Same.
451 (scan_tree_for_params_right_scev): Same.
452 (scan_tree_for_params): Same.
453 (find_params_in_bb): Same.
454 (find_scop_parameters): Same.
455 (add_upper_bounds_from_estimated_nit): Same.
456 (build_loop_iteration_domains): Same.
457 (add_condition_to_domain): Same.
458 (pdr_add_memory_accesses): Same.
460 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
462 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
463 CLooG's value_* macros to their respective mpz_* counterparts.
464 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
465 (graphite_create_new_loop_guard): Same.
466 * graphite-interchange.c (build_linearized_memory_access): Same.
467 (pdr_stride_in_loop): Same.
468 (memory_strides_in_loop_1): Same.
469 (1st_interchange_profitable_p): Same.
470 * graphite-poly.c (extend_scattering): Same.
471 (psct_scattering_dim_for_loop_depth): Same.
472 (pbb_number_of_iterations): Same.
473 (pbb_number_of_iterations_at_time): Same.
474 * graphite-poly.h (new_1st_loop): Same.
475 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
476 (oppose_constraint): Same.
477 (insert_constraint_into_matrix): Same.
478 (ppl_set_inhomogeneous_gmp): Same.
479 (ppl_set_coef_gmp): Same.
480 (ppl_strip_loop): Same.
481 (ppl_lexico_compare_linear_expressions): Same.
482 (ppl_max_for_le_pointset): Same.
483 (ppl_min_for_le_pointset): Same.
484 (ppl_build_realtion): Same.
485 * graphite-ppl.h (gmp_cst_to_tree): Same.
486 (ppl_set_inhomogeneous): Same.
487 (ppl_set_inhomogeneous_tree): Same.
488 (ppl_set_coef): Same.
489 (ppl_set_coef_tree): Same.
490 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
491 (build_scop_scattering): Same.
492 (add_value_to_dim): Same.
493 (scan_tree_for_params_right_scev): Same.
494 (scan_tree_for_params_int): Same.
495 (scan_tree_for_params): Same.
496 (find_params_in_bb): Same.
497 (find_scop_parameters): Same.
498 (add_upper_bounds_from_estimated_nit): Same.
499 (build_loop_iteration_domains): Same.
500 (create_linear_expr_from_tree): Same.
501 (add_condition_to_domain): Same.
502 (pdr_add_memory_accesses): Same.
504 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
505 Jason Merrill <jason@redhat.com>
507 * c-common.c (c_common_reswords): Add nullptr.
508 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
509 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
510 (gen_type_die_with_usage): Likewise.
511 * dbxout.c (dbxout_type): Likewise.
512 * sdbout.c (plain_type_1): Likewise.
514 2010-05-06 Jason Merrill <jason@redhat.com>
516 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
517 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
519 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
521 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
522 stripping WITH_SIZE_EXPR.
523 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
526 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
528 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
529 list of obsolete configurations.
530 Disabled check for obsolete configurations.
531 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
532 Removed support for previous versions.
533 * config/mips/iris.h: Removed.
534 * config/mips/iris5.h: Removed.
535 * config/mips/iris6.h: Merged old iris.h contents.
536 (TARGET_IRIX): Removed.
537 (DRIVER_SELF_SPECS): Removed mabi=32.
538 (IDENT_ASM_OP): Removed undef.
539 (STARTFILE_SPEC): Removed mabi=32.
540 (ENDFILE_SPEC): Likewise.
541 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
542 (MACHINE_TYPE): Update for IRIX 6.5.
543 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
544 TARGET_IRIX by TARGET_IRIX6.
545 (mips_file_start): Likewise.
546 (mips_output_external): Remove IRIX 5/6 O32 support.
547 (mips_output_function_prologue): Likewise.
548 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
550 (TARGET_CPU_CPP_BUILTINS): Likewise.
551 (TARGET_IRIX): Removed.
552 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
553 (MULTILIB_DIRNAMES): Removed 32.
554 (MULTILIB_OSDIRNAMES): Removed ../lib.
555 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
556 (Specific, mips-sgi-irix5): Document removal.
557 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
558 Remove references to older IRIX 6 releases and the O32 ABI.
560 2010-05-06 Jakub Jelinek <jakub@redhat.com>
563 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
564 instead of DF_REF_REAL_REG.
566 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
569 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
570 handling to still return true for x64 targets.
572 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
574 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
576 2010-05-06 Jan Hubicka <jh@suse.cz>
578 PR tree-optimization/43791
579 * ipa-inline.c (update_caller_keys): Remove bogus
580 disregard_inline_limits check.
582 2010-05-06 Michael Matz <matz@suse.de>
584 PR tree-optimization/43984
585 * tree-ssa-pre.c (inserted_phi_names): Remove.
586 (inserted_exprs): Change to bitmap.
587 (create_expression_by_pieces): Set bits, don't append to vector.
588 (insert_into_preds_of_block): Don't handle inserted_phi_names.
589 (eliminate): Don't look at inserted_phi_names, remove deleted
590 insns from inserted_exprs.
591 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
592 (init_pre, fini_pre): Allocate and free bitmaps.
593 (execute_pre): Insert insns on edges before elimination.
595 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
597 * tree.c (initializer_zerop): Handle STRING_CST.
599 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
602 * doc/invoke.texi (Wimplicit): Document as C only.
603 * opts.c (common_handle_option): Add argument kind.
604 (handle_option): Rename as read_cmdline_option. Factor out code to...
605 (handle_option): ... here. New.
606 (handle_options): Rename as read_cmdline_options.
607 (decode_options): Update call.
608 (set_option): Use option index instead of option pointer. Classify
609 diagnostics correctly.
610 (enable_warning_as_error): Call handle_option.
611 * opts.h (set_option): Update declaration.
612 (handle_option): Declare.
613 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
614 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
615 * c-opts.c (set_Wimplicit): Delete.
616 (c_family_lang_mask): New static constant.
617 (c_common_handle_option): Add argument kind. Use handle_option
618 instead of set_Wimplicit.
619 (c_common_post_options): warn_implicit and warn_implicit_int
620 are disabled by default.
621 * c-common.c (warn_implicit): Do not define here.
622 * c-common.h (warn_implicit): Do not declare here.
623 (c_common_handle_option): Update declaration.
624 * lto-opts.c (lto_reissue_options): Update call to set_option.
626 2010-05-06 Richard Guenther <rguenther@suse.de>
628 PR tree-optimization/43571
629 * domwalk.c (walk_dominator_tree): Walk the dominator
630 sons in more optimal order.
632 2010-05-06 Richard Guenther <rguenther@suse.de>
634 PR tree-optimization/43934
635 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
636 (stmt_cost): Likewise.
637 (extract_true_false_args_from_phi): New helper.
638 (determine_max_movement): For PHI nodes verify we can hoist them
639 and compute their cost.
640 (determine_invariantness_stmt): Handle PHI nodes.
641 (move_computations_stmt): Likewise. Hoist PHI nodes in
642 if-converted form using COND_EXPRs.
643 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
644 (tree_ssa_lim): Likewise.
645 * tree-flow.h (tree_ssa_lim): Adjust prototype.
646 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
648 2010-05-06 Richard Guenther <rguenther@suse.de>
650 PR tree-optimization/43987
651 * tree-ssa-structalias.c (could_have_pointers): For possibly
652 address-taken variables force pointers to be recorded.
653 (create_variable_info_for_1): Likewise.
654 (push_fields_onto_fieldstack): Pass in wheter all fields
656 (find_func_aliases): Query types instead of vars whether
657 they contain pointers where appropriate.
659 2010-05-06 Jan Hubicka <jh@suse.cz>
661 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
662 (record_reference, mark_address, mark_load, mark_store): Record
664 (record_references_in_initializer): Update call of record_references.
665 (rebuild_cgraph_edges): Remove all references before rebuiding.
666 * cgraph.c (cgraph_create_node): Clear ref list.
667 (cgraph_remove_node): Remove references.
668 (dump_cgraph_node): Dump references.
669 (cgraph_clone_node): Clone references.
670 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
671 (struct cgraph_node, varpool_node): Add ref_lst.
672 * ipa-ref.c: New file.
673 * ipa-ref.h: New file.
674 * ipa-ref-inline.h: New file.
675 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
676 (referenced_from_other_partition_p): New function.
677 (lto_output_varpool_node): Take set arugment; call
678 referenced_from_other_partition.
679 (lto_output_ref): New.
680 (add_references): New.
682 (output_cgraph): Compute boundary based on references; output refs.
683 (output_varpool): Accept cgraph_node_set argument.
686 (input_cgraph): Call input_refs.
687 * lto-section-in.c (lto_section_name): Add refs.
688 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
689 (ipa-ref.o): New file.
690 * varpool.c (varpool_node): Clear ipa ref list.
691 (varpool_remove_node): Remove references.
692 (dump_varpool_node): Dump references.
693 (varpool_assemble_decl): Only compile finalized ones.
694 (varpool_extra_name_alias): Initialize ref list.
695 * lto-streamer.c (lto-get_section_name): Add .refs section.
696 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
697 (referenced_from_other_partition_p): Declared.
699 2010-05-06 Ira Rosen <irar@il.ibm.com>
701 PR tree-optimization/43901
702 * tree-vect-stmts.c (vectorizable_call): Assert that vector
703 type is not NULL if it's transformation phase, and return
704 FALSE if it's analysis.
705 (vectorizable_conversion, vectorizable_operation,
706 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
708 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
710 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
712 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
714 * config/mips/mips-protos.h
715 (mips_small_register_classes_for_mode_p): Delete prototype.
717 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
719 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
720 * config/arm/arm.c (multiple_operation_profitable_p,
721 compute_offset_order): New static functions.
722 (load_multiple_sequence, store_multiple_sequence): Use them.
723 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
724 memory offsets, not register numbers.
725 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
727 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
729 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
730 (get_pending_sizes, put_pending_size, put_pending_sizes):
731 Update the uses of pending_sizes.
732 * c-decl.c (store_parm_decls): Likewise.
733 * c-tree.h (struct c_arg_info): Likewise.
734 * tree.h: Update the prototype for get_pending_sizes and
737 2010-05-05 Jason Merrill <jason@redhat.com>
740 * c-common.c (handle_aligned_attribute): Respect
741 ATTR_FLAG_TYPE_IN_PLACE.
744 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
745 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
746 (TARGET_INITIALIZER): Use it.
747 * c-common.c (attribute_takes_identifier_p): Call it.
748 * c-common.h: Update prototype.
749 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
750 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
752 2010-05-05 Jakub Jelinek <jakub@redhat.com>
755 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
756 DW_ID_down_case for Fortran compilation units.
758 2010-05-05 Jan Hubicka <jh@suse.cz>
760 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
763 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
765 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
766 a variable-sized RESULT_DECL.
768 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
770 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
772 2010-05-05 Jason Merrill <jason@redhat.com>
775 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
777 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
779 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
780 Jakub Jelinek <jakub@redhat.com>
783 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
784 (dead_debug_init, dead_debug_finish): New functions.
785 (dead_debug_add, dead_debug_insert_before): Likewise.
786 (df_note_bb_compute): Initialize a dead_debug object, add dead
787 debug uses to it, insert debug bind insns before death insns,
788 reset debug insns that refer to pending uses at the end.
789 * rtl.h (make_debug_expr_from_rtl): New prototype.
790 * varasm.c (make_debug_expr_from_rtl): New function.
792 2010-05-05 Jan Hubicka <jh@suse.cz>
794 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
795 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
796 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
797 lto_varpool_encoder_deref, lto_varpool_encoder_size,
798 lto_varpool_encoder_encode_initializer_p,
799 lto_set_varpool_encoder_encode_initializer): New functions.
800 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
802 (input_varpool_node): Do not always set analyzed.
803 (input_cgraph_1): Return vector of cgraph nodes.
804 (input_varpool_1): Return vector of varpools.
805 (input_cgraph): Free the vectors.
806 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
807 output only initializers needed.
808 (lto_output): Only call output_cgraph.
809 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
810 * lto-section-out.c (lto_new_out_decl_state): Initialize
811 state->varpool_node_encoder.
812 * lto-streamer.h (lto_varpool_encoder_d): New.
813 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
814 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
815 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
816 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
817 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
819 (output_varpool, input_varpool): Remove declarations.
821 2010-05-05 Jan Hubicka <jh@suse.cz>
823 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
824 with body can prevail.
826 2010-05-05 Jan Hubicka <jh@suse.cz>
828 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
831 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
833 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
835 * gengtype.h (erro_at_line): Constify pos argument.
837 * gengtype.c: Include hashtab.h.
838 (enum gc_used): Document GC_MAYBE_POINTED_TO.
839 (error_at_line): Constify pos argument.
840 (do_typedef): Initialize p->opt field.
841 (get_file_gtfilename): Fix comment typo.
842 (struct walk_type_data): Constify line field.
843 (get_output_file_for_structure): New function.
844 (write_local_func_for_structure): Constify orig_s argument.
845 Use get_output_file_for_structure.
846 (write_func_for_structure): Use get_output_file_for_structure.
847 (INDENT): New define.
848 (dump_pair, dump_type, dump_type_list, dump_typekind)
849 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
850 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
852 (seen_types): New variable.
853 (main): New variable do_dump. Process "-d" command line option.
854 Call dump_everything if dump requested.
856 2010-05-05 Jakub Jelinek <jakub@redhat.com>
858 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
859 in a temporary instead of invoking the macro multiple times.
860 (track_expr_p): Likewise.
862 2010-05-04 Neil Vachharajani <nvachhar@google.com>
864 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
866 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
867 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
868 conditions for printing notes.
869 * common.opt (-Wcoverage-mismatch): Allow negative, default to
870 true, update documentation.
871 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
873 2010-05-04 Jakub Jelinek <jakub@redhat.com>
876 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
879 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
882 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
883 (*sse_prologue_save_insn1): Likewise.
884 (SSE prologue save splitter): Likewise.
886 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
888 * tree.c (free_lang_data_in_one_sizepos): New inline function.
889 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
890 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
891 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
892 all decls. Call it on DECL_FIELD_OFFSET of fields.
893 (find_decls_types_r): Follow DECL_VALUE_EXPR.
894 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
896 2010-05-04 Martin Jambor <mjambor@suse.cz>
898 * tree-sra.c (build_access_from_expr_1): The first parameter type
899 changed to simple tree.
900 (build_access_from_expr): Likewise, gsi parameter was eliminated.
901 (scan_assign_result): Renamed to assignment_mod_result, enum elements
903 (build_accesses_from_assign): Removed all parameters except for a
904 simple gimple statement. Now returns a simple bool.
905 (scan_function): All non-analysis parts moved to separate functions
906 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
907 parameters and updated both callers.
908 (sra_modify_expr): Removed parameter data.
909 (sra_modify_function_body): New function.
910 (perform_intra_sra): Call sra_modify_function_body to modify the
912 (replace_removed_params_ssa_names): Parameter data changed into
914 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
915 changed the parameter dont_convert to convert with the opposite
917 (sra_ipa_modify_assign): Parameter data changed into adjustments
918 vector, return value changed to bool.
919 (ipa_sra_modify_function_body): New function.
920 (sra_ipa_reset_debug_stmts): Updated a comment.
921 (modify_function): Use ipa_sra_modify_function_body to modify function
924 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
927 * alias.c (true_dependence): Handle the same VALUE in x and mem.
928 (canon_true_dependence): Likewise.
929 (write_dependence_p): Likewise.
931 2010-05-04 Jan Hubicka <jh@suse.cz>
933 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
934 * cgraphbuild.c: Include ipa-utils.h
935 (record_reference_ctx): New struct.
936 (record_reference): Simplify to work on initializers; not statements.
937 (mark_address, mark_load, mark_store): New.
938 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
940 (record_references_in_initializer): Update use of record_reference.
941 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
944 2010-05-04 Jan Hubicka <jh@suse.cz>
946 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
947 node will be removed anyway.
948 (lto_varpool_replace_node): Allow also unanalyzed nodes;
949 relink aliases of node into prevailing node.
950 * varpool.c (varpool_remove_node): Remove aliases properly;
951 when removing node, remove all its aliases too; remove DECL_INITIAL
952 of removed node; ggc_free the varpool node.
954 2010-05-04 Richard Guenther <rguenther@suse.de>
956 PR tree-optimization/43879
957 * tree-ssa-structalias.c (alias_get_name): Use
958 DECL_ASSEMBLER_NAME if available.
959 (create_function_info_for): Return the varinfo node.
960 (ipa_pta_execute): Associate same-body aliases and extra names
961 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
963 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
965 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
967 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
970 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
971 only if HONOR_REG_ALLOC_ORDER is not defined.
973 2010-05-04 Richard Guenther <rguenther@suse.de>
975 PR tree-optimization/43949
976 * tree-vrp.c (extract_range_from_binary_expr): Only handle
979 2010-04-26 Jason Merrill <jason@redhat.com>
981 * c.opt (-fstrict-enums): New.
982 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
984 2010-05-03 David Ung <davidu@mips.com>
985 James E. Wilson <wilson@codesourcery.com>
987 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
988 emit the trap instruction before the divide for TUNE_74K.
990 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
992 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
993 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
994 based on the above, for new target hook.
996 * hooks.c (hook_bool_mode_true): New generic hook.
997 * hooks.h (hook_bool_mode_true): Add prototype.
999 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
1001 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
1002 target hook, set to hook_bool_mode_false.
1003 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
1004 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
1005 with targetm.small_register_classes_for_mode_p.
1006 (find_reusable_reload): Likewise.
1007 (combine_reloads): Likewise.
1008 * reload1.c (reload_as_needed): Likewise.
1009 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
1010 * ifcvt.c (noce_process_if_block, check_cond_move_block,
1011 dead_or_predicable): Likewise.
1012 * regmove.c (optimize_reg_copy_1): Likewise.
1013 * calls.c (prepare_call_address): Likewise.
1014 (precompute_register_parameters): Likewise.
1016 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
1018 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
1019 implementation of the hook that considers all register classes
1020 small except for SH64.
1021 (sh_override_options): Use the new hook.
1022 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
1025 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
1027 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
1028 implementation of the hook that considers all register classes
1030 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
1033 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
1035 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
1036 implementation of the hook that considers all register classes
1038 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
1041 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
1043 * config/m32c/m32c.h: Likewise.
1044 * config/pdp11/pdp11.h: Likewise.
1045 * config/avr/avr.h: Likewise.
1046 * config/xtensa/xtensa.h: Likewise.
1047 * config/m68hc11/m68hc11.h: Likewise.
1048 * config/mn10300/mn10300.h: Likewise.
1049 * config/mcore/mcore.h: Likewise.
1050 * config/h8300/h8300.h: Likewise.
1051 * config/bfin/bfin.h: Likewise.
1053 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
1054 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
1056 2010-05-03 Anatoly Sokolov <aesok@post.ru>
1058 * double-int.h (tree_to_double_int): Remove macro.
1059 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
1060 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1061 (tree_to_double_int): New function.
1062 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
1064 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1066 2010-05-03 Richard Guenther <rguenther@suse.de>
1068 PR tree-optimization/43971
1069 * tree-ssa-structalias.c (get_constraint_for_1): Fix
1070 constraints in the !flag_delete_null_pointer_checks case.
1072 2010-05-03 Jakub Jelinek <jakub@redhat.com>
1075 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
1076 result mode matches original rtl mode.
1078 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
1081 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
1083 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1085 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
1086 when processing flag options.
1088 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1090 * gcov-iov.c (main): Change format string placeholder
1091 from %#08x to 0x%08x.
1092 * genchecksum.c (dosum): Change format string placeholder
1093 from %#02x to 0x%02x.
1095 2010-05-02 Richard Guenther <rguenther@suse.de>
1097 PR tree-optimization/43879
1098 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
1100 2010-05-02 Bruno Haible <bruno@clisp.org>
1102 * doc/extend.texi (Function Attributes): Fix a typo.
1104 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1107 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
1108 placeholder from 0x%x to %#x.
1109 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1110 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1111 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1112 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1113 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1114 * config/i386/i386.c (ix86_target_string): Ditto.
1115 * config/i386/i386.c (output_pic_addr_const): Ditto.
1116 (print_operand): Ditto.
1118 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1120 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
1121 placeholder from 0x%x to %#x.
1122 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
1123 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
1124 (ASM_OUTPUT_DEBUG_DATA): Ditto.
1125 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
1126 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
1127 * optc-gen.awk: Ditto.
1128 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
1129 (HOST_WIDE_INT_PRINT_HEX): Ditto.
1130 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
1131 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1133 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1135 * target.h (struct calls): Add function_value_regno_p field.
1136 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
1137 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
1138 * targhooks.c (default_function_value_regno_p): New function.
1139 * targhooks.h (default_function_value_regno_p): Declare function.
1140 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
1141 * builtins.c. (apply_result_size): (Ditto.).
1142 * combine.c. (likely_spilled_retval_p): (Ditto.).
1143 * mode-switching.c. Include 'target.h'.
1144 (create_pre_exit): Use function_value_regno_p hook.
1145 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
1146 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
1147 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
1149 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
1150 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
1151 (ix86_function_value_regno_p): Declare as static, change argument
1152 type to const unsigned int.
1153 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
1155 2010-05-01 Richard Guenther <rguenther@suse.de>
1157 PR tree-optimization/43949
1158 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
1160 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
1162 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1164 * rtl.h (CONST_DOUBLE_P): Define.
1165 (rtx_to_double_int): Declare.
1166 * emit-rtl.c (rtx_to_double_int): New function.
1167 * dwarf2out.c (insert_double): New function.
1168 (loc_descriptor, add_const_value_attribute): Clean up, use
1169 rtx_to_double_int and insert_double functions.
1171 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
1173 * doc/extend.texi (Inline): Add missing return keyword to examples.
1174 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
1177 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
1179 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
1180 the variable part of the offset as well. Use highest_pow2_factor for
1181 all alignment checks.
1183 2010-04-30 Richard Guenther <rguenther@suse.de>
1185 PR tree-optimization/43879
1186 * tree-ssa-structalias.c (type_could_have_pointers): Functions
1189 2010-04-30 Jan Hubicka <jh@suse.cz>
1191 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
1193 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
1195 2010-04-30 Jan Hubicka <jh@suse.cz>
1197 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
1199 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
1200 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
1201 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
1202 cgraph_node_set_needs_ltrans_p): Remove.
1204 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1206 * sdbout.c: Include vec.h, do not include varray.h.
1207 (deferred_global_decls, sdbout_global_decl,
1208 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
1209 * toplev.c: Do not include varray.h.
1210 (dump_memory_report): Do not dump VARRAY statistics.
1211 * gengtype.c (open_base_file): Ignore varray.h.
1212 * Makefile.in: Update for abovementioned changes.
1213 Remove all traces of varray.c and varray.h.
1214 * varray.c: Remove file.
1215 * varray.h: Remove file.
1217 2010-04-30 Jan Hubicka <jh@suse.cz>
1219 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
1222 2010-04-30 Jan Hubicka <jh@suse.cz>
1224 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
1227 2010-04-30 Richard Guenther <rguenther@suse.de>
1229 * tree-ssa-structalias.c (get_constraint_for_1): Generate
1230 constraints for CONSTRUCTOR.
1232 2010-04-30 Richard Guenther <rguenther@suse.de>
1235 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
1236 first after all lowering passes.
1238 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1240 * toplev.c: Include varray.h for statistics dumping.
1241 * tree.h: Do not declare varray_head_tag.
1242 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
1243 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
1244 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
1245 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
1246 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
1247 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
1248 c-common.c, c-common.h, reg-stack.c, basic-block.h,
1249 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
1251 * Makefile.in: Update for abovementioned changes.
1253 2010-04-30 Jakub Jelinek <jakub@redhat.com>
1256 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
1258 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1260 * config/picochip/picochip.c (picochip_legitimize_address): Define.
1261 Use this function to do machine-specific conversion.
1262 (picochip_legitimize_reload_address): Likewise.
1263 (picochip_legitimate_address_p): Check valid base register only if
1265 (picochip_check_conditional_copy): Check for modw only if opnd is
1267 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
1268 to call the function in c.
1269 * config/picochip/picochip-protos.h
1270 (picochip_legitimize_reload_address): Define.
1271 * config/picochip/picochip.md (supported_compare1): Define.
1273 2010-04-30 Jan Hubicka <jh@suse.cz>
1275 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
1276 (cgraph_global_info): Remove inlined.
1277 (LTO_cgraph_tag_names): Remove.
1278 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
1279 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
1280 simplify cgraph tags and document.
1281 (lto_output_node): Use only LTO_cgraph_unavail_node and
1282 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
1283 for_functions_valid, global info, process and output flags.
1284 (input_overwrite_node): Initialize estimated stack size and
1285 estimated growth. Do not read flags we no longer store.
1286 (input_node): Likewise do not read info no longer stored.
1287 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
1290 2010-04-30 Richard Guenther <rguenther@suse.de>
1292 PR tree-optimization/43879
1293 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1294 handle non-zero initializers.
1296 2010-04-30 Richard Guenther <rguenther@suse.de>
1298 * builtins.c (fold_builtin_1): Delete free (0).
1300 2010-04-29 Jan Hubicka <jh@suse.cz>
1302 * gengtype.c (open_base_files): Add lto-streamer.h
1303 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
1304 (pass_ipa_cp): GGC collect.
1305 * toplev. (compile_file): Do not output symbols.
1306 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
1307 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
1308 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
1309 * lto-section-in.c: Include ggc.h
1310 (lto_new_in_decl_state): Alloc in GGC.
1311 (lto_delete_in_decl_state): Likewise.
1312 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
1315 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1318 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
1319 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
1320 (HONOR_REG_ALLOC_ORDER): Describe new macro.
1321 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
1322 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
1323 account only if HONOR_REG_ALLOC_ORDER is not defined.
1324 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
1325 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
1327 2010-04-29 Jon Grant <04@jguk.org>
1329 * collect2.c (vflag): Change type from int to bool.
1331 (helpflag): New global bool.
1332 (main): Set vflag and debug with boolean, not integer truth values.
1333 Accept new "--help" option and output usage text if found.
1334 * collect2.h (vflag): Update prototype.
1337 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1340 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
1342 2010-04-29 Richard Guenther <rguenther@suse.de>
1345 * plugin.h (invoke_plugin_callbacks): Annotate arguments
1346 with ATTRIBUTE_UNUSED.
1348 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1351 * config/i386/i386.c (get_some_local_dynamic_name): Replace
1352 INSN_P with NONDEBUG_INSN_P.
1353 (distance_non_agu_define): Likewise.
1354 (distance_agu_use): Likewise.
1356 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1358 From Dominique d'Humieres <dominiq@lps.ens.fr>
1360 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
1363 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1365 * plugin.h (invoke_plugin_callbacks): New inline function.
1366 * plugin.c (flag_plugin_added): New global flag.
1367 (add_new_plugin): Initialize above flag.
1368 (invoke_plugin_callbacks): Rename to ...
1369 (invoke_plugin_callbacks_full): ... this.
1371 2010-04-28 Jan Hubicka <jh@suse.cz>
1373 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
1374 (lto_varpool_replace_node): New.
1375 (lto_symtab_resolve_symbols): Resolve varpool nodes.
1376 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
1377 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
1378 * cgraph.h (varpool_node_ptr): New type.
1379 (varpool_node_ptr): New vector.
1380 (varpool_node_set_def): New structure.
1381 (varpool_node_set): New type.
1382 (varpool_node_set): New vector.
1383 (varpool_node_set_element_def): New structure.
1384 (varpool_node_set_element, const_varpool_node_set_element): New types.
1385 (varpool_node_set_iterator): New type.
1386 (varpool_node): Add prev pointers, add used_from_other_partition,
1388 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
1389 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
1390 varpool_get_node, varpool_remove_node): Declare.
1391 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
1392 varpool_node_set_size): New inlines.
1393 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
1394 * tree-pass.h (varpool_node_set_def): Forward declare.
1395 (ipa_opt_pass_d): Summary writting takes vnode sets too.
1396 (ipa_write_optimization_summaries): Update prototype.
1397 * ipa-cp.c (ipcp_write_summary): Update.
1398 * ipa-reference.c (ipa_reference_write_summary): Update.
1399 * lto-cgraph.c (lto_output_varpool_node): New static function.
1400 (output_varpool): New function.
1401 (input_varpool_node): New static function.
1402 (input_varpool_1): New function.
1403 (input_cgraph): Input varpool.
1404 * ipa-pure-const.c (pure_const_write_summary): Update.
1405 * lto-streamer-out.c (lto_output): Update, output varpool too.
1406 (write_global_stream): Kill WPA hack.
1407 (produce_asm_for_decls): Update.
1408 (output_alias_pair_p): Handle variables.
1409 (output_unreferenced_globals): Output only needed partition of varpool.
1410 * ipa-inline.c (inline_write_summary): Update.
1411 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1413 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1414 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1415 varpool_node_set_new, varpool_node_set_add,
1416 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1417 debug_varpool_node_set): New functions.
1418 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1419 (execute_one_pass): Process new decls too.
1420 (ipa_write_summaries_2): Pass around vsets.
1421 (ipa_write_summaries_1): Likewise.
1422 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1424 (ipa_write_optimization_summaries_1): Pass around vsets.
1425 (ipa_write_optimization_summaries): Likewise.
1426 * varpool.c (varpool_get_node): New.
1427 (varpool_node): Update doubly linked lists.
1428 (varpool_remove_node): New.
1429 (dump_varpool_node): More dumping.
1430 (varpool_enqueue_needed_node): Update doubly linked lists.
1431 (decide_is_variable_needed): Kill ltrans hack.
1432 (varpool_finalize_decl): Kill lto hack.
1433 (varpool_assemble_decl): Skip decls in other partitions.
1434 (varpool_assemble_pending_decls): Update doubly linkes lists.
1435 (varpool_empty_needed_queue): Likewise.
1436 (varpool_extra_name_alias): Likewise.
1437 * lto-streamer.c (lto_get_section_name): Add vars section.
1438 * lto-streamer.h (lto_section_type): Update.
1439 (output_varpool, input_varpool): Declare.
1441 2010-04-28 Mike Stump <mikestump@comcast.net>
1443 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1445 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1447 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1448 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1449 (lto_input_ts_type_tree_pointers): Likewise.
1450 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1451 (lto_output_ts_type_tree_pointers): Likewise.
1453 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1455 Uniquization of constants at the Tree level
1456 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
1457 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
1459 (tree_output_constant_def): Declare.
1460 * gimplify.c (gimplify_init_constructor): When using block copy, first
1461 uniquize the constant constructor on the RHS.
1462 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
1463 DECL_IN_CONSTANT_POOL flag.
1464 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
1465 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
1467 (assemble_variable): Deal with symbols belonging to the tree constant
1469 (get_constant_section): Add ALIGN parameter and simplify.
1470 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
1471 (assemble_constant_contents): Use the expression of the VAR_DECL.
1472 (output_constant_def_contents): Use the alignment of the VAR_DECL.
1473 (tree_output_constant_def): New global function.
1474 (mark_constant): Use the expression of the VAR_DECL.
1475 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
1477 (output_object_block): Likewise and assemble the expression.
1479 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1481 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1482 hash_tree, eq_tree): New tree hash table.
1483 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1484 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1485 lto_orig_address_remove): Reimplement.
1487 2010-04-28 Xinliang David Li <davidxl@google.com>
1490 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
1491 (compute_uninit_opnds_pos): New function.
1492 (is_non_loop_exit_postdominating): New function.
1493 (compute_control_dep_chain): New function.
1494 (find_pdom): New function.
1495 (convert_control_dep_chain_into_preds): New function.
1496 (find_predicates): New function.
1497 (find_control_equiv_block): New function.
1498 (collect_phi_def_edges): New function.
1499 (find_def_preds): New function.
1500 (find_dom): New function.
1501 (dump_predicates): New function.
1502 (get_cmp_code): New function.
1503 (is_value_included_in): New function.
1504 (find_matching_predicate_in_rest_chains): New function.
1505 (use_pred_not_overlap_with_undef_path_pred): New function.
1506 (is_use_properly_guarded): New function.
1507 (normalize_cond_1): New function.
1508 (is_and_or_or): New function.
1509 (normalize_cond): New function.
1510 (is_gcond_subset_of): New function.
1511 (is_subset_of_any): New function.
1512 (is_or_set_subset_of): New function.
1513 (is_and_set_subset_of): New function.
1514 (is_norm_cond_subset_of): New function.
1515 (is_pred_expr_subset_of): New function.
1516 (is_pred_chain_subset_of): New function.
1517 (is_included_in): New function.
1518 (is_superset_of): New function.
1519 (find_uninit_use): New function.
1520 (warn_uninitialized_phi): New function.
1521 (compute_possibly_undefined_names): New function.
1522 (ssa_undefined_value_p): New function.
1523 (execute_late_warn_uninitialized): New function.
1524 * tree-ssa.c (ssa_undefined_value_p): Removed.
1525 (warn_uninit): Changed to extern.
1526 (warn_uninitialized_phi): Removed.
1527 (warn_uninitialized_vars): Changed to extern.
1528 (execute_late_warn_uninitialized): Removed
1529 * tree-flow.h: Add new prototypes.
1530 * timevar.def: Add new time variable.
1531 * Makefile.in: Add new build file.
1533 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
1535 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1538 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1541 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
1543 2010-04-28 Martin Jambor <mjambor@suse.cz>
1545 * cgraph.h (struct cgraph_node): New field indirect_calls.
1546 (struct cgraph_indirect_call_info): New type.
1547 (struct cgraph_edge): Removed field indirect_call. New fields
1548 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
1549 (cgraph_create_indirect_edge): Declare.
1550 (cgraph_make_edge_direct): Likewise.
1551 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
1552 * ipa-prop.h (struct ipa_param_call_note): Removed.
1553 (struct ipa_node_params): Removed field param_calls.
1554 (ipa_create_all_structures_for_iinln): Declare.
1555 * cgraph.c: Described indirect edges and uids in initial comment.
1556 (cgraph_add_edge_to_call_site_hash): New function.
1557 (cgraph_edge): Search also among the indirect edges, use
1558 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
1559 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
1560 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
1562 (initialize_inline_failed): Assign a reason to indirect edges.
1563 (cgraph_create_edge_1): New function.
1564 (cgraph_create_edge): Moved some functionality to
1565 cgraph_create_edge_1.
1566 (cgraph_create_indirect_edge): New function.
1567 (cgraph_edge_remove_callee): Add an assert checking for
1569 (cgraph_edge_remove_caller): Special-case indirect edges.
1570 (cgraph_remove_edge): Likewise.
1571 (cgraph_set_edge_callee): New function.
1572 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1573 (cgraph_make_edge_direct): New function.
1574 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1575 the declaration of the call statement matches.
1576 (cgraph_node_remove_callees): Special-case indirect edges.
1577 (cgraph_clone_edge): Likewise.
1578 (cgraph_clone_node): Clone also the indirect edges.
1579 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1580 indirect_call, dump count of indirect_calls edges.
1581 * ipa-prop.c (iinlining_processed_edges): New variable.
1582 (ipa_note_param_call): Create indirect edges instead of
1583 creating notes. New parameter node.
1584 (ipa_analyze_call_uses): New parameter node, pass it on to
1585 ipa_note_param_call.
1586 (ipa_analyze_stmt_uses): Likewise.
1587 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1588 (print_edge_addition_message): Work on edges rather than on notes.
1589 (update_call_notes_after_inlining): Likewise, renamed to
1590 update_indirect_edges_after_inlining.
1591 (ipa_create_all_structures_for_iinln): New function.
1592 (ipa_free_node_params_substructures): Do not free notes.
1593 (ipa_edge_duplication_hook): Propagate bits within
1594 iinlining_processed_edges bitmap.
1595 (ipa_node_duplication_hook): Do not duplicate notes.
1596 (free_all_ipa_structures_after_ipa_cp): Renamed to
1597 ipa_free_all_structures_after_ipa_cp.
1598 (free_all_ipa_structures_after_iinln): Renamed to
1599 ipa_free_all_structures_after_iinln.
1600 (ipa_write_param_call_note): Removed.
1601 (ipa_read_param_call_note): Removed.
1602 (ipa_write_indirect_edge_info): New function.
1603 (ipa_read_indirect_edge_info): Likewise.
1604 (ipa_write_node_info): Do not stream notes, do stream information
1606 (ipa_read_node_info): Likewise.
1607 (lto_ipa_fixup_call_notes): Removed.
1608 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1609 * ipa-inline.c (pass_ipa_inline): Likewise.
1610 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1611 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1612 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1614 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1616 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1617 (output_cgraph): Stream also indirect edges.
1618 (lto_output_edge): Added capability to stream indirect edges.
1619 (input_edge): Likewise.
1620 (input_cgraph_1): Likewise.
1621 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1624 2010-04-28 Richard Guenther <rguenther@suse.de>
1626 PR tree-optimization/43879
1627 PR tree-optimization/43909
1628 * tree-ssa-structalias.c (struct variable_info): Add
1629 only_restrict_pointers flag.
1630 (new_var_info): Initialize it. Increment stats.total_vars here.
1631 (create_function_info_for): Do not increment stats.total_vars here.
1632 (get_function_part_constraint): Fix build with C++.
1633 (insert_into_field_list): Remove.
1634 (push_fields_onto_fieldstack): Properly merge fields.
1635 (create_variable_info_for): Split and simplify.
1636 (create_variable_info_for_1): New piece.
1637 (intra_create_variable_infos): Properly make restrict constraints
1640 2010-04-28 Richard Guenther <rguenther@suse.de>
1643 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
1645 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
1646 Jan Hubicka <hubicka@ucw.cz>
1648 * doc/invoke.texi (-Wsuggest-attribute=const,
1649 -Wsuggest-attribute=pure): Document.
1650 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
1651 (function_always_visible_to_compiler_p,
1652 suggest_attribute, warn_function_pure, warn_function_const):
1654 (check_call): Improve debug info.
1655 (analyze_function): Do not check availability.
1656 (add_new_function): Check availability.
1657 (propagate): Output warnings.
1658 (skip_function_for_local_pure_const): New function.
1659 (local_pure_const): Use it; output warnings.
1660 * common.opt (Wsuggest-attribute=const,
1661 Wsuggest-attribute=pure): New.
1663 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1665 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
1666 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
1667 or DW_CFA_def_cfa_offset{,_sf}.
1669 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1671 * tree.h: Fix truncated long macros.
1673 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
1675 * collect2.c (TARGET_64BIT): Redefine to target's default.
1676 * tlink.c: Likewise.
1677 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
1678 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
1679 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
1680 for underscoring __USER_LABEL_PREFIX__.
1681 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
1682 (SUB_LINK_ENTRY32): New.
1683 (SUB_LINK_ENTRY64): New.
1684 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
1685 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
1686 (SUB_LINK_ENTRY64): New.
1687 (SUB_LINK_ENTRY): New.
1688 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
1689 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
1690 x64 target is choosen.
1691 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
1692 * configure: Regenerated.
1693 * configure.ac (leading-mingw64-underscores): Option added.
1695 2010-04-27 Jan Hubicka <jh@suse.cz>
1697 * doc/invoke.texi (-fipa-profile): Document.
1698 * opts.c (decode_options): Enable ipa-profile at -O1.
1699 * timevar.def (TV_IPA_PROFILE): Define.
1700 * common.opt (fipa-profile): Add.
1701 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
1703 (cgraph_propagate_frequency): Handle only local ones.
1704 * tree-pass.h (pass_ipa_profile): Declare.
1705 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
1706 (pass_ipa_profile): Use TV_IPA_PROFILE.
1707 * ipa.c (ipa_profile): New function.
1708 (gate_ipa_profile): Likewise.
1709 (pass_ipa_profile): New global variable.
1710 * passes.c (pass_ipa_profile): New.
1712 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
1714 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
1716 2010-04-27 Martin Jambor <mjambor@suse.cz>
1719 * ipa.c (dissolve_same_comdat_group_list): New function.
1720 (function_and_variable_visibility): Call
1721 dissolve_same_comdat_group_list when comdat group contains external or
1723 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
1724 lists are circular and that they contain only DECL_ONE_ONLY nodes.
1726 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1728 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
1729 (const_hash_1) <VECTOR_CST>: New case.
1730 (compare_constant) <VECTOR_CST>: Likewise.
1731 <ADDR_EXPR>: Deal with LABEL_REFs.
1732 (copy_constant) <VECTOR_CST>: New case.
1734 2010-04-27 Jan Hubicka <jh@suse.cz>
1736 * cgraph.c (cgraph_propagate_frequency): New function.
1737 * cgraph.h (cgraph_propagate_frequency): Declare.
1738 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
1739 cgraph_propagate_frequency.
1741 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1743 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
1745 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
1748 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
1749 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
1750 here to determine which regs to push and how much stack to reserve.
1752 2010-04-27 Jie Zhang <jie@codesourcery.com>
1754 * doc/gimple.texi (gimple_statement_with_ops): Remove
1755 addresses_taken field.
1756 (gimple_statement_with_memory_ops): Likewise.
1758 2010-04-27 Jan Hubicka <jh@suse.cz>
1760 * tree-inline.c (eni_inlining_weights): Remove.
1761 (estimate_num_insns): Special case more builtins.
1763 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
1766 * c-typeck.c (build_binary_op): Move forward check for comparison
1767 pointer with null pointer constant and adjust the diagnostic message.
1769 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
1772 * configure.ac (gcc_cv_as_section_has_align): Set if installed
1773 binutils supports extended .section directive needed by LTO, or
1774 warn if older binutils found.
1775 (LTO_BINARY_READER): New AC_SUBST'd variable.
1776 (LTO_USE_LIBELF): Likewise.
1777 * gcc/config.gcc (lto_binary_reader): New target-specific configure
1779 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
1780 (LTO_USE_LIBELF): Likewise.
1781 * configure: Regenerate.
1783 * collect2.c (is_elf): Rename from this ...
1784 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
1785 object files in addition to ELF-formatted ones.
1786 (scan_prog_file): Caller updated. Also allow for LTO info marker
1787 symbol to be prefixed or not by an extra underscore.
1789 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
1790 * config/i386/winnt.c: Also #include lto-streamer.h
1791 (i386_pe_asm_named_section): Specify 1-byte section alignment for
1793 (i386_pe_asm_output_aligned_decl_common): Add comment.
1794 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
1796 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
1799 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
1800 Add missing earlyclobber for second alternative.
1802 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
1804 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
1805 bits for artificial defs at the top of the block.
1806 * fwprop.c (single_def_use_enter_block): Don't call it.
1808 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
1811 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
1812 instead of "$gcc_cv_objdump -T".
1813 Use "-undefined dynamic_lookup" on darwin.
1814 * gcc/configure: Regenerate.
1816 2010-04-26 Jakub Jelinek <jakub@redhat.com>
1819 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
1821 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1823 * c-parser.c (struct c_token): Move location field up.
1824 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
1825 (struct c_declspecs): Convert typespec_word, storage_class, and
1826 default_int_p into bitfields.
1827 (struct c_declarator): Move loc field up.
1829 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1831 * cfgloop.h (struct loop): Move can_be_parallel field up.
1832 * ipa-prop.h (struct ip_node_params): Move bitfields up.
1833 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
1835 (struct iv_cand): Convert pos field into a bitfield.
1836 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
1838 (struct _stmt_vec_info): Shuffle fields for better packing.
1840 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1842 * varasm.c (IN_NAMED_SECTION): Remove guard.
1843 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
1844 (IN_NAMED_SECTION_P): ...this.
1845 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
1846 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1848 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1850 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
1851 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
1852 of shadowing it. Fix comments.
1854 2010-04-26 Jan Hubicka <jh@suse.cz>
1856 * cgraph.c (cgraph_create_node): Set node frequency to normal.
1857 (cgraph_clone_node): Copy function frequency.
1858 * cgraph.h (node_frequency): New enum
1859 (struct cgraph_node): Add.
1860 * final.c (rest_of_clean_state): Update.
1861 * lto-cgraph.c (lto_output_node): Output node frequency.
1862 (input_overwrite_node): Input node frequency.
1863 * tre-ssa-loop-ivopts (computation_cost): Update.
1864 * lto-streamer-out.c (output_function): Do not output function
1866 * predict.c (maybe_hot_frequency_p): Update and handle functions
1868 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
1870 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
1871 (compute_function_frequency): Set noreturn functions to be executed
1873 (choose_function_section): Update.
1874 * lto-streamer-in.c (input_function): Do not input function frequency.
1875 * function.c (allocate_struct_function): Do not initialize function
1877 * function.h (function_frequency): Remove.
1878 (struct function): Remove function frequency.
1879 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
1880 (try_update): Update.
1881 * tree-inline.c (initialize_cfun): Do not update function frequency.
1882 * passes.c (pass_init_dump_file): Update.
1883 * i386.c (ix86_compute_frame_layout): Update.
1884 (ix86_pad_returns): Update.
1886 2010-04-26 Jie Zhang <jie@codesourcery.com>
1888 PR tree-optimization/43833
1889 * tree-vrp.c (range_int_cst_p): New.
1890 (range_int_cst_singleton_p): New.
1891 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
1892 when both operands are constants. Use range_int_cst_p in
1895 2010-04-26 Jan Hubicka <jh@suse.cz>
1897 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
1899 2010-04-26 Richard Guenther <rguenther@suse.de>
1902 * gimple.c (gimple_decl_printable_name): Deal gracefully
1903 with a NULL DECL_NAME.
1905 2010-04-26 Richard Guenther <rguenther@suse.de>
1908 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
1909 if emitting debug information and it is either a function
1910 or a namespace decl.
1912 2010-04-26 Ira Rosen <irar@il.ibm.com>
1914 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
1915 determine if the statement is vectorizable, and a macro to access it.
1916 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1917 Skip statements that can't be vectorized. If the analysis fails,
1918 mark the statement as unvectorizable if vectorizing basic block.
1919 (vect_compute_data_refs_alignment): Likewise.
1920 (vect_verify_datarefs_alignment): Skip statements marked as
1921 unvectorizable. Add print.
1922 (vect_analyze_group_access): Skip statements that can't be
1923 vectorized. If the analysis fails, mark the statement as
1924 unvectorizable if vectorizing basic block.
1925 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
1926 * tree-vect-stmts.c (vectorizable_store): Fix the number of
1927 generated stmts for SLP.
1928 (new_stmt_vec_info): Initialize the new field.
1929 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
1930 statements marked as unvectorizable.
1932 2010-04-25 Joseph Myers <joseph@codesourcery.com>
1934 * c-common.c (flag_isoc1x): New.
1935 (flag_isoc99): Update comment.
1936 * c-common.h (flag_isoc1x): New.
1937 (flag_isoc99): Update comment.
1938 * c-cppbuiltin.c (builtin_define_float_constants): Also define
1939 __<type>_DECIMAL_DIG__.
1940 * c-opts.c (set_std_c1x): New.
1941 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
1942 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
1943 * c.opt (-std=c1x, -std=gnu1x): New options.
1944 * doc/cpp.texi: Mention -std=c1x.
1945 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
1946 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
1947 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
1948 * doc/standards.texi: Mention C1X.
1949 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
1950 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
1951 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
1954 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
1956 * config/i386/gmon-sol2.c (_mcleanup): Change format string
1957 placeholder from 0x%x to %#x.
1958 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1959 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1960 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1961 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1962 * config/i386/i386.c (ix86_target_string): Ditto.
1963 (output_pic_addr_const): Ditto.
1964 (print_operand): Ditto.
1966 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
1968 * combine.c (find_split_point): Add third argument. Use it
1969 to find nested multiply-accumulate instructions. Adjust calls.
1970 (try_combine): Adjust call to find_split_point.
1972 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
1974 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
1976 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
1978 PR tree-optimization/41442
1979 * fold-const.c (merge_truthop_with_opposite_arm): New function.
1980 (fold_binary_loc): Call it.
1982 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1984 * toplev.c (general_init): Set default for fdiagnostics-show-option.
1985 * opts.c (common_handle_option): Allow disabling it.
1986 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
1988 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
1990 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
1991 between modes if both types are integral.
1993 2010-04-23 Richard Guenther <rguenther@suse.de>
1995 PR tree-optimization/43572
1996 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
1998 2010-04-23 Richard Guenther <rguenther@suse.de>
2001 * tree-inline.c (tree_can_inline_p): Also check compatibility
2004 2010-04-23 Martin Jambor <mjambor@suse.cz>
2006 PR tree-optimization/43846
2007 * tree-sra.c (struct access): New flag grp_assignment_read.
2008 (build_accesses_from_assign): Set grp_assignment_read.
2009 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
2010 (enum mark_read_status): New type.
2011 (analyze_access_subtree): Propagate grp_assignment_read, create
2012 accesses also if both direct_read and root->grp_assignment_read.
2014 2010-04-23 Martin Jambor <mjambor@suse.cz>
2017 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
2018 function does not have type attributes.
2020 2010-04-23 Richard Guenther <rguenther@suse.de>
2023 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
2026 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2028 * sese.h (create_if_region_on_edge): Remove.
2030 * sese.c (create_if_region_on_edge): Make static.
2032 * tree-inline.c: Do not include ggc.h.
2034 * expr.c: Do not include ggc.h.
2036 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
2039 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
2042 * config/sh/sh.c (find_barrier): Don't emit a constant pool
2043 in the middle of insns for casesi_worker_2.
2045 2010-04-22 David Edelsohn <edelsohn@gnu.org>
2047 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
2049 2010-04-22 Ira Rosen <irar@il.ibm.com>
2051 PR tree-optimization/43842
2052 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
2053 loop unrolling in update of exit phis. Fix comment.
2054 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
2055 least two reduction statements in the loop before starting SLP
2058 2010-04-22 Nick Clifton <nickc@redhat.com>
2060 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
2062 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
2064 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
2067 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2069 * tree-parloops.c (loop_parallel_p): New argument
2070 parloop_obstack. Pass it down.
2071 (parallelize_loops): New variable parloop_obstack. Initialize it,
2072 pass it down, free it.
2074 * tree-loop-linear.c (linear_transform_loops): Pass down
2077 * tree-data-ref.h (lambda_compute_access_matrices): New argument
2078 of type struct obstack *.
2080 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
2081 scratch_obstack. Initialize it, pass down, free it.
2083 * lambda.h (lambda_loop_new): Remove.
2084 (lambda_matrix_new, lambda_matrix_inverse)
2085 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
2086 argument of type struct obstack *.
2088 * lambda-trans.c (lambda_trans_matrix_new): New argument
2089 lambda_obstack. Pass it down, use obstack allocation for ret.
2090 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
2093 * lambda-mat.c (lambda_matrix_get_column)
2094 (lambda_matrix_project_to_null): Remove.
2095 (lambda_matrix_new): New argument lambda_obstack. Use obstack
2097 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
2100 * lambda-code.c (lambda_loop_new): New function.
2101 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
2102 (lambda_compute_auxillary_space, lambda_compute_target_space)
2103 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
2104 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
2105 (build_access_matrix): New argument lambda_obstack. Use obstack
2107 (lambda_compute_step_signs, lambda_compute_access_matrices): New
2108 argument lambda_obstack. Pass it down.
2110 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2112 * optabs.h (expand_widening_mult): Declare.
2114 2010-04-22 Richard Guenther <rguenther@suse.de>
2116 PR tree-optimization/43845
2117 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
2118 lookup the CALL_EXPR function and arguments.
2120 2010-04-22 Nick Clifton <nickc@redhat.com>
2122 * config/stormy16/stormy16.c
2123 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
2124 * config/stormy16/stormy16.h: Tidy up formatting.
2125 (DONT_USE_BUILTIN_SETJMP): Remove definition.
2126 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
2127 (ineqbranchsi): Delete pattern.
2128 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
2129 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
2130 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
2131 stormy16-lib2-ucmpsi2.c.
2133 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2135 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
2136 df_simulate_find_noclobber_defs as appropriate. Keep track of an
2137 extra set merge_set_noclobber, and use it to relax the final test
2139 * df.h (df_simulate_find_noclobber_defs): Declare.
2140 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
2142 (df_simulate_find_noclobber_defs): New function.
2144 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
2146 * config/i386/i386.md: Use {} around multi-line preparation statements.
2148 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2150 * c-tree.h (push_init_level, pop_init_level, set_init_index)
2151 (process_init_element): New argument of type struct obstack *.
2153 * c-typeck.c (push_init_level, pop_init_level, set_designator)
2154 (set_init_index, set_init_label, set_nonincremental_init)
2155 (set_nonincremental_init_from_string, find_init_member)
2156 (output_init_element, output_pending_init_elements)
2157 (process_init_element): New argument braced_init_obstack. Pass it
2159 (push_range_stack, add_pending_init): New argument
2160 braced_init_obstack. Use obstack allocation.
2162 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
2163 braced_init_obstack. Pass it down.
2164 (c_parser_braced_init): New variables ret, braced_init_obstack.
2165 Initialize obstack, pass it down and finally free it.
2167 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2170 * tree-pass.h (pass_optimize_widening_mul): Declare.
2171 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
2172 gate_optimize_widening_mul): New static functions.
2173 (pass_optimize_widening_mul): New.
2174 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
2175 <case MULT_EXPR>: Remove support for widening multiplies.
2176 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
2177 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
2178 simplify_gen_unary rather than directly building extensions.
2179 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
2181 * expmed.c (expand_widening_mult): New function.
2182 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
2184 2010-04-21 Jan Hubicka <jh@suse.cz>
2186 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
2187 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
2188 * lto-wpa-fixup.c: Remove.
2189 * Makefile.in (lto-wpa-fixup.o): Remove.
2190 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
2191 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
2192 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
2194 2010-04-21 Jan Hubicka <jh@suse.cz>
2196 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
2197 add write_optimization_summary, read_optimization_summary.
2198 (ipa_write_summaries_of_cgraph_node_set): Remove.
2199 (ipa_write_optimization_summaries): Declare.
2200 (ipa_read_optimization_summaries): Declare.
2201 * ipa-cp.c (pass_ipa_cp): Update.
2202 * ipa-reference.c (pass_ipa_reference): Update.
2203 * ipa-pure-const.c (pass_ipa_pure_const): Update.
2204 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
2206 * ipa-inline.c (pass_ipa_inline): Update.
2207 * ipa.c (pass_ipa_whole_program): Update.
2208 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
2209 * passes.c (ipa_write_summaries_1): Do not test wpa.
2210 (ipa_write_optimization_summaries_1): New.
2211 (ipa_write_optimization_summaries): New.
2212 (ipa_read_summaries): Do not test ltrans.
2213 (ipa_read_optimization_summaries_1): New.
2214 (ipa_read_optimization_summaries): New.
2216 2010-04-21 Jan Hubicka <jh@suse.cz>
2218 * lto-cgraph.c (lto_output_node): Do not output comdat groups
2220 (output_cgraph): Do not arrange comdat groups for boundary nodes.
2222 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2225 * dwarf2out.c (add_name_and_src_coords_attributes): Add
2226 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
2228 2010-04-21 Jan Hubicka <jh@suse.cz>
2230 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
2232 2010-04-21 Jan Hubicka <jh@suse.cz>
2234 * varpool.c (decide_is_variable_needed): Variable is always needed
2237 2010-04-21 Jan Hubicka <jh@suse.cz>
2239 * opts.c (decode_options): Enable pure-const pass for whopr.
2241 2010-04-21 Jan Hubicka <jh@suse.cz>
2243 * cgraph.c (dump_cgraph_node): Dump also assembler name.
2244 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
2246 (cgraph_decide_inlining): Do not expect callee to be removed in all
2249 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
2251 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
2253 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2255 * config/i386/i386.md (x86_shrd): Add athlon_decode and
2256 amdfam10_decode attributes.
2258 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2261 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
2262 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
2263 (lower_copyprivate_clauses): Use private var in outer
2264 context instead of original var. Make sure the types
2265 are correct for VLAs.
2267 2010-04-21 Richard Guenther <rguenther@suse.de>
2269 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
2270 to non-pointer objects.
2272 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2274 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
2275 last chain entry if it starts with the still current label.
2276 (add_location_or_const_value_attribute): Check that
2277 loc_list->first->next is NULL instead of comparing ->first with ->last.
2278 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
2279 to add_var_loc_to_decl.
2281 * dwarf2out.c (output_call_frame_info): For dw_cie_version
2282 >= 4 add also address size and segment size fields into CIE header.
2284 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
2285 long as address size is the same as sizeof (void *) and
2287 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
2288 address size or segment size is unexpected, return DW_EH_PE_omit.
2289 (classify_object_over_fdes): If get_cie_encoding returned
2290 DW_EH_PE_omit, return -1.
2291 (init_object): If classify_object_over_fdes returned -1,
2292 pretend there were no FDEs at all.
2294 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2296 * config/i386/i386.md (bswap<mode>2): Macroize expander from
2297 bswap{si,di}2 using SWI48 mode iterator.
2298 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
2299 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
2300 set modrm attribute of bswap insn to 0 and remove length attribute.
2301 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
2302 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
2303 set mode attribute to <MODE> and remove length attribute.
2305 2010-04-20 James E. Wilson <wilson@codesourcery.com>
2307 PR rtl-optimization/43520
2308 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
2309 zero available registers.
2311 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2313 * builtins.c (fold_builtin_cproj): Fold more cases.
2315 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2317 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
2318 (fold_builtin_1): Fold builtin cproj.
2319 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
2320 Use ATTR_CONST_NOTHROW_LIST.
2322 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
2324 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
2325 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
2326 ffsi2_no_cmove for !TARGET_CMOVE.
2327 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
2328 (ffssi2): Remove expander.
2329 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
2331 (ctz<mode>2): Ditto from ctz{si,di}2.
2332 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
2334 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
2337 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2339 * dwarf2out.c (AT_linkage_name): Define.
2340 (clone_as_declaration): Handle DW_AT_linkage_name.
2341 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
2342 of DW_AT_MIPS_linkage_name.
2343 (move_linkage_attr): Likewise.
2344 (dwarf2out_finish): Likewise.
2346 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
2349 * fold-const.c (fold_comparison): New folding rule.
2351 2010-04-20 Anatoly Sokolov <aesok@post.ru>
2353 * double-int.h (double_int_setbit): Declare.
2354 * double-int.c (double_int_setbit): New function.
2355 * rtl.h (immed_double_int_const): Declare.
2356 * emit-rtl.c (immed_double_int_const): New function.
2357 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2358 and immed_double_int_const functions.
2359 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2360 expand_copysign_bit): (Ditto.).
2361 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2362 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2363 * dojump.c (prefer_and_bit_test): (Ditto.).
2364 * expr.c (convert_modes, reduce_to_bit_field_precision,
2365 const_vector_from_tree): (Ditto.).
2366 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2368 2010-04-20 Jan Hubicka <jh@suse.cz>
2370 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2371 (dump_cgraph_node): Dump new flags.
2372 * cgraph.h (struct cgraph_node): Add flags
2373 reachable_from_other_partition and in_other_partition.
2374 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2375 other partition can not be removed.
2376 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2377 the other partition must be output; silence sanity checking on
2378 leaking functions bodies from other paritition.
2379 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2380 (lto_output_node): Output new flags; do not sanity check that inline
2381 clones are output; drop lto_forced_extern_inline_p code; do not mock
2382 visibility flags at partition boundaries.
2383 (add_node_to): New function.
2384 (output_cgraph): Use it to sort functions so masters appear before
2386 (input_overwrite_node): Input new flags.
2387 * passes.c (ipa_write_summaries): Do not call
2388 lto_new_extern_inline_states.
2389 * lto-section-out.c (forced_extern_inline,
2390 lto_new_extern_inline_states lto_delete_extern_inline_states,
2391 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2392 * lto-streamer.h (lto_new_extern_inline_states,
2393 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2394 lto_forced_extern_inline_p): Kill.
2396 2010-04-20 Richard Guenther <rguenther@suse.de>
2398 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2399 from vars that can have pointers.
2400 (process_constraint): Dump useless constraints.
2402 2010-04-20 Richard Guenther <rguenther@suse.de>
2404 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2405 (dump_sa_points_to_info): Remove asserts.
2406 (init_base_vars): nothing_id isn't an escape point nor does it
2409 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2411 * tree.h (TYPE_REF_IS_RVALUE): Define.
2412 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2413 should_move_die_to_comdat, prune_unused_types_walk): Handle
2414 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2415 (modified_type_die, gen_reference_type_die): Emit
2416 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2417 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2419 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2422 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2423 calls for -fpic -m31 if they have been sibcall optimized.
2425 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2427 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2428 ar.lc fixed and call-used.
2430 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2432 2010-04-19 Jan Hubicka <jh@suse.cz>
2434 * opts.c (decode_options): Disable whpr incompatible passes.
2435 * lto/lto.c (lto_1_to_1_map): Skip clones.
2436 (read_cgraph_and_symbols): Do not mark everything as needed.
2437 (do_whole_program_analysis): Do map only after optimizing;
2438 set proper cgraph_state; use passmanager.
2440 2010-04-19 DJ Delorie <dj@redhat.com>
2442 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2443 POINTER_PLUS_EXPR and fix them.
2445 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2447 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2448 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2449 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2450 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2451 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2452 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2453 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2454 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2455 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2456 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2457 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2459 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2461 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2462 (check_cond_move_block): Likewise.
2463 (cond_move_process_if_block): Likewise.
2464 (noce_find_if_block): Improve formatting.
2465 (find_if_header): Pass 0 to memset and tweak conditions.
2466 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2468 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2470 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2474 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2475 with non-local decl doesn't need chain.
2477 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2479 * ira-color.c (allocno_reload_assign): Avoid accumulating
2480 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2482 2010-04-19 Martin Jambor <mjambor@suse.cz>
2484 * gimple.h (create_tmp_reg): Declare.
2485 * gimplify.c (create_tmp_reg): New function.
2486 (gimplify_return_expr): Use create_tmp_reg.
2487 (gimplify_omp_atomic): Likewise.
2488 (gimple_regimplify_operands): Likewise.
2489 * tree-dfa.c (make_rename_temp): Likewise.
2490 * tree-predcom.c (predcom_tmp_var): Likewise.
2491 (reassociate_to_the_same_stmt): Likewise.
2492 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2493 (get_replaced_param_substitute): Likewise.
2494 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2495 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2496 * tree-ssa-pre.c (get_representative_for): Likewise.
2497 (create_expression_by_pieces): Likewise.
2498 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
2499 (create_tailcall_accumulator): Likewise.
2501 2010-04-19 Martin Jambor <mjambor@suse.cz>
2503 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
2505 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2507 2010-04-19 Richard Guenther <rguenther@suse.de>
2509 PR tree-optimization/43796
2510 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2511 from SCEV in the lattice.
2512 (vrp_visit_phi_node): Dump change.
2514 2010-04-19 Richard Guenther <rguenther@suse.de>
2516 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
2517 * configure: Re-generated.
2519 2010-04-19 Richard Guenther <rguenther@suse.de>
2521 PR tree-optimization/43783
2522 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
2523 constant ARRAY_REF operands two and three if possible.
2525 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
2528 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2530 2010-04-19 Jie Zhang <jie@codesourcery.com>
2533 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2535 2010-04-19 Ira Rosen <irar@il.ibm.com>
2537 PR tree-optimization/37027
2538 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
2539 and macro to access it.
2540 (vectorizable_reduction): Add argument.
2541 (vect_get_slp_defs): Likewise.
2542 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
2543 statements for possible use in SLP.
2544 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
2545 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
2546 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
2548 (vectorizable_reduction): Likewise.
2549 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2551 (vectorizable_type_demotion, vectorizable_type_promotion,
2552 vectorizable_store): Likewise.
2553 (vect_analyze_stmt): Update call to vectorizable_reduction.
2554 (vect_transform_stmt): Likewise.
2555 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2556 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2557 from different interleaving chains in same node.
2558 (vect_slp_rearrange_stmts): New function.
2559 (vect_supported_load_permutation_p): Allow load permutations for
2560 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2561 inside SLP nodes if necessary.
2562 (vect_analyze_slp_instance): Handle reductions.
2563 (vect_analyze_slp): Try to build SLP instances originating from groups
2565 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2566 (vect_get_constant_vectors): Create initial vectors for reductions
2567 according to reduction code. Add new argument.
2568 (vect_get_slp_defs): Add new argument, pass it to
2569 vect_get_constant_vectors.
2570 (vect_schedule_slp_instance): Remove SLP tree root statements.
2572 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2574 * tree.h (ENUM_IS_SCOPED): Define.
2575 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2576 for ENUM_IS_SCOPED enums.
2578 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2580 * fold-const.c (fold_comparison): Use ssizetype.
2581 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2582 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2583 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2584 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2586 * tree.h (initialize_sizetypes): Remove parameter.
2587 (build_common_tree_nodes): Remove second parameter.
2588 * stor-layout.c (initialize_sizetypes): Remove parameter.
2589 Always create an unsigned type.
2590 (set_sizetype): Assert that the passed type is unsigned and simplify.
2591 * tree.c (build_common_tree_nodes): Remove second parameter.
2592 Adjust call to initialize_sizetypes.
2593 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2594 build_common_tree_nodes.
2596 2010-04-18 Matthias Klose <doko@ubuntu.com>
2598 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2600 2010-04-18 Ira Rosen <irar@il.ibm.com>
2602 PR tree-optimization/43771
2603 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2604 load permutation doesn't have gaps.
2606 2010-04-18 Jan Hubicka <jh@suse.cz>
2608 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2609 (sse_prologue_save_insn expander): Use new pattern.
2610 (sse_prologue_save_insn1): New pattern and splitter.
2611 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2613 * i386.c (setup_incoming_varargs_64): Do not compute jump
2615 (ix86_gimplify_va_arg): Update alignment needed.
2616 (ix86_local_alignment): Do not align all local arrays to 128bit.
2618 2010-04-17 Jan Hubicka <jh@suse.cz>
2620 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2622 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2624 * arm.md (negdi2): Remove redundant code to force values into a
2627 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2629 * arm/bpabi.S: Add EABI alignment attributes to objects.
2630 * arm/bpabi-v6m.S: Likewise.
2631 * arm/crti.asm: Likewise.
2632 * arm/crtn.asm: Likewise.
2633 * arm/lib1funcs.asm: Likewise.
2634 * arm/libunwind.S: Likewise.
2636 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2638 * arm-protos.h (tune_params): New structure.
2639 * arm.c (current_tune): New variable.
2640 (arm_constant_limit): Delete.
2641 (struct processors): Add pointer to the tune parameters.
2642 (arm_slowmul_tune): New tuning option.
2643 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
2644 (all_cores): Adjust to pick up the tuning model.
2645 (arm_constant_limit): New function.
2646 (arm_override_options): Select the appropriate tuning model. Delete
2647 initialization of arm_const_limit.
2648 (arm_split_constant): Use the new constant-limit model.
2649 (arm_rtx_costs): Pick up the current tuning model.
2650 * arm.md (is_strongarm, is_xscale): Delete.
2651 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
2652 for Xscale variant architectures.
2653 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
2655 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2657 * config/arm/arm.c (arm_gen_constant): Remove unused variable
2659 (arm_rtx_costs_1): Remove unused variable extra_cost.
2660 (arm_unwind_emit_set): Use variable offset.
2661 (thumb1_output_casesi): Remove unused variable flags.
2663 2010-04-16 Jeff Law <law@redhat.com>
2665 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
2666 needing assignment rather than doing a two-phase assignment. Remove
2667 unused variable 'm'.
2669 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2672 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
2674 2010-04-16 Doug Kwan <dougkwan@google.com>
2676 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
2677 (next_operand_entry_id): New static variable.
2678 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
2679 (add_to_ops_vec): Assigned unique ID to operand entry.
2680 (struct oecount_s): New field ID.
2681 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
2682 (undistribute_ops_list): Assign unique IDs to oecounts.
2683 (init_reassoc): reset next_operand_entry_id.
2685 2010-04-16 Doug Kwan <dougkwan@google.com>
2687 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
2688 missing left parenthesis.
2690 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
2692 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
2693 *btdi_rex64 using SWI48 mode iterator.
2694 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
2695 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
2696 *jcc_btdi_mask_rex64.
2698 2010-04-16 Anatoly Sokolov <aesok@post.ru>
2700 * double-int.h (tree_to_double_int): Convert to macro.
2701 * double-int.c (tree_to_double_int): Remove.
2703 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2706 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
2707 with want_address 2 and in case a single element list might be
2708 possible, call it again with want_address 0.
2710 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2712 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
2713 case 'W' print operands for HI mode.
2714 * config/h8300/h8300.h (Y0, Y2) : New constraints.
2715 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
2716 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
2717 * config/h8300/predicate.md (bit_register_indirect_operand): New.
2719 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
2721 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
2722 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
2723 #xx:3 and #xx:4 mode.
2725 * config/h8300/h8300.md (inverted load with HImode dest): Add
2726 support for H8300SX.
2728 * config/h8300/predicate.md (bit_operand): Allow immediate values that
2729 satisfy 'U' constraint.
2731 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2733 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
2734 * configure: Regenerate.
2735 * config.in: Regenerate.
2736 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
2739 2010-04-16 Richard Guenther <rguenther@suse.de>
2741 * tree.h (struct tree_decl_minimal): Move pt_uid ...
2742 (struct tree_decl_common): ... here.
2743 (DECL_PT_UID): Adjust.
2744 (SET_DECL_PT_UID): Likewise.
2745 (DECL_PT_UID_SET_P): Likewise.
2747 2010-04-16 Richard Guenther <rguenther@suse.de>
2749 PR tree-optimization/43572
2750 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
2751 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
2752 * tree-flow.h (is_call_clobbered): Remove.
2753 * tree-flow-inline.h (is_call_clobbered): Likewise.
2754 * tree-dfa.c (dump_variable): Do not dump call clobber state.
2755 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
2756 (execute_return_slot_opt): Adjust.
2757 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
2758 check for call clobbered vars here.
2759 (find_tail_calls): Move tailcall verification to the
2762 2010-04-16 Diego Novillo <dnovillo@google.com>
2764 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
2766 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2769 * config/arm/arm.md (cbranchqi4): New pattern.
2770 * config/arm/predicates.md (const0_operand,
2771 cbranchqi4_comparison_operator): New predicates.
2773 2010-04-16 Richard Guenther <rguenther@suse.de>
2775 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
2776 (dump_gimple_stmt): Likewise.
2778 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2780 * recog.h (struct recog_data): New field is_operator.
2781 (struct insn_operand_data): New field is_operator.
2782 * recog.c (extract_insn): Set recog_data.is_operator.
2783 * genoutput.c (output_operand_data): Emit code to set the
2785 * reload.c (find_reloads): Use it rather than testing for an
2786 empty constraint string.
2789 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
2790 If the previous insn is a cbranchsi4_insn with the same arguments,
2791 omit the compare instruction.
2793 * config/arm/arm.md (addsi3_cbranch): If destination is a high
2794 register, inputs must be low registers and we need a low register
2795 scratch. Handle alternative 2 like alternative 3.
2797 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2799 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
2800 don't call get_addr on both. If one expression is a VALUE and
2801 the other a REG, check VALUE's locs if the REG isn't among them.
2803 2010-04-16 Christian Bruel <christian.bruel@st.com>
2805 * config/sh/sh.h (sh_frame_pointer_required): New function.
2806 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
2807 (flag_omit_frame_pointer) Set.
2808 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
2809 (rounded_frame_size): Adjust size with outgoing_args_size.
2810 (sh_set_return_address): Must return from stack pointer.
2811 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
2812 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2813 (ACCUMULATE_OUTGOING_ARGS): Define.
2814 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
2815 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
2817 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2820 * config/sh/sh.c (sh_legitimize_reload_address): Use
2821 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
2822 Remove a unneeded check for offset_base.
2824 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
2826 * configure: Regenerated.
2828 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2830 * config/s390/s390.c (s390_call_save_register_used): Switch back
2831 to HARD_REGNO_NREGS.
2833 2010-04-15 Richard Guenther <rguenther@suse.de>
2835 * alias.c (alias_set_subset_of): Handle alias-set zero
2838 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
2839 Julian Brown <julian@codesourcery.com>
2841 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
2842 alternatives according to use of high and low regs.
2843 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
2844 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
2845 optimizing for size on Thumb-2.
2847 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
2849 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
2851 2010-04-15 Richard Guenther <rguenther@suse.de>
2853 * tree-ssa-structalias.c (struct variable_info): Add
2855 (new_var_info): Initialize it.
2856 (dump_constraints): Support printing last added constraints.
2857 (debug_constraints): Adjust.
2858 (dump_constraint_graph): Likewise.
2859 (make_heapvar_for): Check for NULL cfun.
2860 (get_function_part_constraint): New function.
2861 (get_fi_for_callee): Likewise.
2862 (find_func_aliases): Properly implement IPA PTA constraints.
2863 (process_ipa_clobber): New function.
2864 (find_func_clobbers): Likewise.
2865 (insert_into_field_list_sorted): Remove.
2866 (create_function_info_for): Properly allocate vars for IPA mode.
2867 Do not use insert_into_field_list_sorted.
2868 (create_variable_info_for): Properly generate constraints for
2869 global vars in IPA mode.
2870 (dump_solution_for_var): Always dump the solution.
2871 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
2872 (find_what_var_points_to): Adjust.
2873 (pt_solution_set): Change.
2874 (pt_solution_ior_into): New function.
2875 (pt_solution_empty_p): Export.
2876 (pt_solution_includes_global): Adjust.
2877 (pt_solution_includes_1): Likewise.
2878 (pt_solutions_intersect_1): Likewise.
2879 (dump_sa_points_to_info): Check some invariants.
2880 (solve_constraints): Move constraint dumping ...
2881 (compute_points_to_sets): ... here.
2882 (ipa_pta_execute): ... and here.
2883 (compute_may_aliases): Do not re-compute points-to info
2884 locally if IPA info is available.
2885 (ipa_escaped_pt): New global var.
2886 (ipa_pta_execute): Properly implement IPA PTA.
2887 * tree-into-ssa.c (dump_decl_set): Support dumping
2888 decls not in referenced-vars.
2889 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
2890 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
2891 (dump_points_to_solution): Likewise.
2892 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
2893 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
2894 (remap_gimple_stmt): Reset call clobber/use information if necessary.
2895 (copy_decl_to_var): Copy DECL_PT_UID.
2896 (copy_result_decl_to_var): Likewise.
2897 * tree.c (make_node_stat): Initialize DECL_PT_UID.
2898 (copy_node_stat): Copy it.
2899 * tree.h (DECL_PT_UID): New macro.
2900 (SET_DECL_PT_UID): Likewise.
2901 (DECL_PT_UID_SET_P): Likewise.
2902 (struct tree_decl_minimal): Add pt_uid member.
2903 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
2904 (pt_solution_empty_p): Declare.
2905 (pt_solution_set): Adjust.
2906 (ipa_escaped_pt): Declare.
2907 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
2908 * gimple-pretty-print.c (pp_points_to_solution): New function.
2909 (dump_gimple_call): Dump call clobber/use information.
2910 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
2911 * tree-pass.h (TDF_ALIAS): New dump option.
2912 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
2913 * doc/invoke.texi (-fipa-pta): Update documentation.
2915 2010-04-15 Richard Guenther <rguenther@suse.de>
2917 * Makefile.in (OBJS-common): Add gimple-fold.o.
2918 (gimple-fold.o): New rule.
2919 * tree.h (maybe_fold_offset_to_reference,
2920 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
2922 * gimple.h: ... here.
2923 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
2924 may_propagate_address_into_dereference): Move prototypes ...
2925 * gimple.h: ... here.
2926 * tree-ssa-ccp.c (get_symbol_constant_value,
2927 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
2928 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
2929 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
2930 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
2931 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
2932 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
2933 gimplify_and_update_call_from_tree): Move ...
2934 * gimple-fold.c: ... here. New file.
2935 (ccp_fold_builtin): Rename to ...
2936 (gimple_fold_builtin): ... this.
2937 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
2939 2010-04-15 Richard Guenther <rguenther@suse.de>
2941 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
2942 fit_double_type, force_fit_type_double, add_double_with_sign,
2943 neg_double, mul_double_with_sign, lshift_double, rshift_double,
2944 lrotate_double, rrotate_double, div_and_round_double): Move ...
2945 * double-int.c: ... here.
2946 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
2947 add_double, neg_double, mul_double_with_sign, mul_double,
2948 lshift_double, rshift_double, lrotate_double, rrotate_double,
2949 div_and_round_double): Move prototypes ...
2950 * double-int.h: ... here.
2952 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
2955 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
2956 matching constraints to ensure inputs match the output.
2958 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2961 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
2962 in an input-only operand.
2964 2010-04-15 Anatoly Sokolov <aesok@post.ru>
2966 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
2967 (double_int_not, double_int_lshift, double_int_rshift): Declare.
2968 (double_int_negative_p): Convert to static inline function.
2969 * double-int.c (double_int_lshift, double_int_lshift): New functions.
2970 (double_int_negative_p): Remove.
2971 * tree.h (lshift_double, rshift_double):
2972 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
2973 * fold-const.c (fold_convert_const_int_from_real,
2974 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
2975 (lshift_double): Change type of arith argument to bool.
2976 (rshift_double): Change type of arith argument to bool. Correct
2978 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2980 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
2983 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
2984 at the start and end of the then/else blocks, and omit them from the
2986 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
2987 argument; all callers changed. Pass zero to old_insns_match_p instead.
2988 (flow_find_head_matching_sequence): New function.
2989 (old_insns_match_p): Check REG_EH_REGION notes for calls.
2990 * basic-block.h (flow_find_cross_jump,
2991 flow_find_head_matching_sequence): Declare functions.
2993 2010-04-14 Jason Merrill <jason@redhat.com>
2996 * c-common.c (attribute_takes_identifier_p): New fn.
2997 * c-common.h: Declare it.
2999 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3001 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
3003 (*udivmod<mode>4): Ditto.
3005 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3007 * config/i386/i386.md (maxmin_int): Rename code attribute from
3008 maxminiprefix and update all users.
3009 (maxmin_float): Ditto from maxminfprefix.
3010 (logic): Ditto from logicprefix.
3011 (absneg_mnemonic): Ditto from absnegprefix.
3012 * config/i386/mmx.md: Update all users of maxminiprefix,
3013 maxminfprefix and logicprefix for rename.
3014 * config/i386/sse.md: Ditto.
3015 * config/i386/sync.md (sync_<code><mode>): Update for
3018 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
3021 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
3022 warnings converted to errors.
3024 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3026 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
3027 used insn_type variable.
3028 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
3029 to avoid set-but-not-used warning.
3031 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3033 * df-core.c (df_ref_debug): Change format string placeholder
3035 * dwarf2asm.c (dw2_asm_output_data_raw,
3036 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
3037 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
3038 * dwarf2out.c (output_cfi, output_cfi_directive,
3039 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
3040 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
3042 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
3043 * print-rtl.c (print_rtx): Ditto.
3045 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3048 * builtins.c (expand_builtin_pow_root): New function to expand pow
3049 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
3050 series of sqrt and cbrt calls under -ffast-math.
3051 (expand_builtin_pow): Call it.
3053 2010-04-14 Michael Matz <matz@suse.de>
3055 PR tree-optimization/42963
3056 * tree-cfg.c (touched_switch_bbs): New static variable.
3057 (group_case_labels_stmt): New function broken out from ...
3058 (group_case_labels): ... here, use the above.
3059 (start_recording_case_labels): Allocate touched_switch_bbs.
3060 (end_recording_case_labels): Deallocate it, call
3061 group_case_labels_stmt.
3062 (gimple_redirect_edge_and_branch): Remember index of affected BB.
3064 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3066 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
3069 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3071 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
3073 2010-04-13 Jan Hubicka <jh@suse.cz>
3075 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
3076 of optimized out static functions.
3077 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
3078 cost computation. Also sanity check for overflows.
3079 (update_caller_keys): Update cgraph_edge_badness call; properly
3080 update fibheap and sanity check that it is up to date.
3081 (add_new_edges_to_heap): Update cgraph_edge_badness.
3082 (cgraph_decide_inlining_of_small_function): Likewise;
3083 add sanity checking that badness in heap is up to date;
3084 improve dumping of reason; Update badness of calls to the
3085 offline copy of function currently inlined; dump badness
3086 of functions not inlined because of unit growth limits.
3088 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3091 * c-common.c (pointer_int_sum): Disregard overflow that occured only
3092 because of sign-extension change when converting to sizetype here...
3093 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
3095 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
3096 the folding to constants. Remove redundant final conversion.
3097 (fold_binary) <associate>: Do not associate if the re-association of
3098 constants alone overflows.
3099 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
3100 to the end of the list.
3101 (multiple_of_p) <COND_EXPR>: New case.
3103 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
3105 * opt-functions.awk (opt_sanitized_name): New.
3107 * optc-gen.awk: Use it
3108 * opth-gen.awk: Use it.
3110 2010-04-13 Martin Jambor <mjambor@suse.cz>
3112 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
3113 (sra_modify_assign): Delete stmts loading dead data even if racc has no
3114 children. Call replace_uses_with_default_def_ssa_name to handle
3117 2010-04-13 Michael Matz <matz@suse.de>
3120 * builtins.c (expand_builtin_interclass_mathfn): Also create
3121 a register if the predicate doesn't match.
3123 2010-04-13 Diego Novillo <dnovillo@google.com>
3125 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
3126 * c-pch.c: Include timevar.h.
3127 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
3128 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
3129 * ggc-common.c: Include timevar.h.
3130 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
3131 * timevar.def (TV_PCH_SAVE): Define.
3132 (TV_PCH_CPP_SAVE): Define.
3133 (TV_PCH_PTR_REALLOC): Define.
3134 (TV_PCH_PTR_SORT): Define.
3135 (TV_PCH_RESTORE): Define.
3136 (TV_PCH_CPP_RESTORE): Define.
3138 2010-04-13 Michael Matz <matz@suse.de>
3140 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
3142 (can_reassociate_p): New function.
3143 (break_up_subtract_bb, reassociate_bb): Use it.
3145 2010-04-13 Richard Guenther <rguenther@suse.de>
3148 * builtins.c (c_readstr): Fix assert.
3150 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
3152 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
3153 when generating cltd insn.
3155 (*ashl<mode>3_1): Remove special handling for register operand 2.
3156 (*ashlsi3_1_zext): Ditto.
3157 (*ashlhi3_1): Ditto.
3158 (*ashlhi3_1_lea): Ditto.
3159 (*ashlqi3_1): Ditto.
3160 (*ashlqi3_1_lea): Ditto.
3161 (*<shiftrt_insn><mode>3_1): Ditto.
3162 (*<shiftrt_insn>si3_1_zext): Ditto.
3163 (*<shiftrt_insn>qi3_1_slp): Ditto.
3164 (*<rotate_insn><mode>3_1): Ditto.
3165 (*<rotate_insn>si3_1_zext): Ditto.
3166 (*<rotate_insn>qi3_1_slp): Ditto.
3168 2010-04-13 Richard Guenther <rguenther@suse.de>
3170 * tree-ssa-structalias.c (callused_id): Remove.
3171 (call_stmt_vars): New.
3172 (get_call_vi): Likewise.
3173 (lookup_call_use_vi): Likewise.
3174 (lookup_call_clobber_vi): Likewise.
3175 (get_call_use_vi): Likewise.
3176 (get_call_clobber_vi): Likewise.
3177 (make_transitive_closure_constraints): Likewise.
3178 (handle_const_call): Adjust to do per-call call-used handling.
3179 (handle_pure_call): Likewise.
3180 (find_what_var_points_to): Remove general callused handling.
3181 (init_base_vars): Likewise.
3182 (init_alias_vars): Initialize call_stmt_vars.
3183 (compute_points_to_sets): Process call-used and call-clobbered
3184 vars for call statements.
3185 (delete_points_to_sets): Free call_stmt_vars.
3187 2010-04-13 Richard Guenther <rguenther@suse.de>
3189 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3190 Only add RW dependence for dependence distance zero.
3191 Adjust maximal vectorization factor according to dependences.
3192 Move alignment handling ...
3193 (vect_find_same_alignment_drs): ... here. New function.
3194 (vect_analyze_data_ref_dependences): Adjust.
3195 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
3196 (vect_analyze_data_refs): Adjust minimal vectorization factor
3197 according to data references.
3198 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
3199 dependences before determining the vectorization factor.
3200 Analyze alignment after determining the vectorization factor.
3201 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
3202 dependences before alignment.
3203 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
3205 (vect_analyze_data_refs): Likewise.
3206 (MAX_VECTORIZATION_FACTOR): New define.
3208 2010-04-13 Duncan Sands <baldrick@free.fr>
3210 * except.h (lang_eh_type_covers): Remove.
3211 * except.c (lang_eh_type_covers): Likewise.
3213 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3214 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3216 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
3217 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
3218 UNITS_PER_LONG where it is ABI relevant.
3219 (s390_return_addr_rtx): Likewise.
3220 (s390_back_chain_rtx): Likewise.
3221 (s390_frame_area): Likewise.
3222 (s390_frame_info): Likewise.
3223 (s390_initial_elimination_offset): Likewise.
3224 (save_gprs): Likewise.
3225 (s390_emit_prologue): Likewise.
3226 (s390_emit_epilogue): Likewise.
3227 (s390_function_arg_advance): Likewise.
3228 (s390_function_arg): Likewise.
3229 (s390_va_start): Likewise.
3230 (s390_gimplify_va_arg): Likewise.
3231 (s390_function_profiler): Likewise.
3232 (s390_optimize_prologue): Likewise.
3233 (s390_rtx_costs): Likewise.
3234 (s390_secondary_reload): Likewise.
3235 (s390_promote_function_mode): Likewise.
3236 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
3237 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
3238 registers available.
3239 (s390_unwind_word_mode): New function.
3240 (s390_function_value): Split 64 bit values into register pair if
3241 used as return value.
3242 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
3243 function call parameters. Handle parallels.
3244 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
3245 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
3246 (DWARF_CIE_DATA_ALIGNMENT): New macro.
3247 (s390_expand_setmem): Remove unused variable src_addr.
3248 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
3249 deal with 64 bit registers.
3250 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
3251 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
3252 (UNITS_PER_LONG): New macro.
3253 * libjava/include/s390-signal.h: Define extended ucontext
3254 structure containing the upper halfs of the 64 bit registers.
3256 2010-04-13 Simon Baldwin <simonb@google.com>
3258 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
3260 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3262 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
3263 rvalue on the RHS if the LHS is of a non-renamable type.
3264 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
3266 2010-04-13 Matthias Klose <doko@ubuntu.com>
3268 * gcc.c (cc1_options): Handle -iplugindir before processing
3269 the cc1 spec. Only add -iplugindir once.
3270 (cpp_unique_options): Add -iplugindir option if -fplugin* options
3272 * common.opt (iplugindir): Remove `Separate' property, initialize.
3273 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
3275 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
3276 (distclean): Remove plugin dir.
3277 * doc/invoke.texi: Document -iplugindir.
3279 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
3281 * doc/plugins.texi (Loading Plugins): Document short
3282 -fplugin=foo option.
3283 (Plugin API): Mention default_plugin_dir_name function.
3285 * gcc.c (find_file_spec_function): Add new declaration.
3286 (static_spec_func): Use it for "find-file".
3287 (find_file_spec_function): Add new function.
3288 (cc1_options): Add -iplugindir option if -fplugin* options found.
3290 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
3292 * plugin.c (add_new_plugin): Updated comment, and handle short
3294 (default_plugin_dir_name): Added new function.
3296 * common.opt (iplugindir): New option to set the plugin directory.
3298 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
3300 * config/i386/i386.md (any_rotate): New code iterator.
3301 (rotate_insn): New code attribute.
3303 (SWIM124): New mode iterator.
3304 (<rotate_insn>ti3): New expander.
3305 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
3306 any_rotate code iterator.
3307 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
3308 using any_rotate code iterator and SWIM124 mode iterator.
3309 (ix86_rotlti3): New insn_and_split pattern.
3310 (ix86_rotrti3): Ditto.
3311 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
3312 ix86_rotl{di,ti}3 patterns.
3313 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
3314 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
3315 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
3316 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
3317 code iterator and SWI mode iterator.
3318 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
3319 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
3321 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
3322 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
3323 (bswap rotatert splitter): Add splitter.
3324 (bswap splitter): Macroize splitter using any_rotate code iterator.
3325 Add insn predicate to split only for TARGET_USE_XCHGB or when
3326 optimizing function for size.
3328 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3330 * config/pa/pa.c (emit_move_sequence): Remove use of
3331 deleted variable flag_argument_noalias.
3333 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3335 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
3337 Add to unsupported targets list.
3338 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
3339 sparc*-sun-solaris2.[567]* from target lists.
3340 * configure: Regenerate.
3341 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
3343 Remove Solaris 7 patch references.
3344 (Specific, sparc-sun-solaris2.7): Removed.
3345 (sparc-sun-solaris2*): Update Solaris 7 example.
3346 (sparc64-*-solaris2*): Likewise.
3348 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3350 * config.build (alpha*-dec-osf4*): Remove.
3351 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
3352 of obsolete configurations.
3353 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
3355 * config/alpha/t-osf4: Renamed to ...
3356 * config/alpha/t-osf5: ... this.
3357 * config/alpha/osf.h: Renamed to ...
3358 * config/alpha/osf5.h: ... this.
3359 Merged old osf5.h contents.
3361 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
3362 (EXTRA_SPECS): Removed.
3363 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
3364 reflect removal of Tru64 UNIX V4.0/V5.0 support.
3367 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3369 * doc/contrib.texi (Contributors, Rainer Orth): Update.
3371 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
3374 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
3375 __thiscall convention.
3377 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3379 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
3381 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
3383 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3385 * function.c (assign_parms_initialize_all): Add unused attribute
3388 2010-04-12 Richard Guenther <rguenther@suse.de>
3390 * gsstruct.def (GSS_CALL): New.
3391 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
3392 * gimple.h: Include tree-ssa-alias.h.
3393 (struct gimple_statement_call): New.
3394 (union gimple_statement_struct_d): Add gimple_call member.
3395 (gimple_call_reset_alias_info): Declare.
3396 (gimple_call_use_set): New function.
3397 (gimple_call_clobber_set): Likewise.
3398 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
3399 * gimple.c (gimple_call_reset_alias_info): New function.
3400 (gimple_build_call_1): Call it.
3401 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3402 * tree-inline.c (remap_gimple_stmt): Likewise.
3403 (expand_call_inline): Remove callused handling.
3404 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
3405 * tree-dfa.c (dump_variable): Likewise.
3406 * tree-parloops.c (parallelize_loops): Likewise.
3407 * tree-ssa.c (init_tree_ssa): Likewise.
3408 (delete_tree_ssa): Likewise.
3409 * tree-flow-inline.h (is_call_used): Remove.
3410 * tree-flow.h (struct gimple_df): Remove callused member.
3411 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
3412 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
3413 (ref_maybe_used_by_call_p_1): Simplify.
3414 (call_may_clobber_ref_p_1): Likewise.
3415 * tree-ssa-structalias.c (compute_points_to_sets): Set
3416 the call stmt used and clobbered sets.
3417 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
3418 (find_tail_calls): Verify the tail call.
3420 2010-04-12 Richard Guenther <rguenther@suse.de>
3422 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
3423 single-iteration always-inline inlining.
3424 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
3425 (cgraph_decide_inlining): Do not handle always-inline specially.
3426 (try_inline): Remove always-inline cycle detection special case.
3427 Do not recurse on always-inlines.
3428 (cgraph_early_inlining): Do not iterate if not optimizing.
3429 (cgraph_gate_early_inlining): remove.
3430 (pass_early_inline): Run unconditionally.
3431 (gate_cgraph_decide_inlining): New function.
3432 (pass_ipa_inline): Use it. Do not run the IPA inliner if
3433 not inlining or optimizing.
3434 (cgraph_decide_inlining_of_small_functions): Also consider
3435 always-inline functions.
3436 (cgraph_default_inline_p): Return true for nodes which should
3437 disregard inline limits.
3438 (estimate_function_body_sizes): Assume zero size and time for
3439 nodes which are marked as disregarding inline limits.
3440 (cgraph_decide_recursive_inlining): Do not perform recursive
3441 inlining on always-inline nodes.
3443 2010-04-12 Jakub Jelinek <jakub@redhat.com>
3446 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
3447 for exprs satisfying handled_component_p.
3449 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
3451 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
3452 non-constant aggregate elements.
3454 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
3455 is a real initialization.
3457 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
3460 * c-decl.c (start_function): Move forward check for nested function.
3462 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3464 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
3465 * config/sh/sh.c: Include reload.h.
3466 (sh_legitimize_reload_address): New.
3467 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
3468 sh_legitimize_reload_address.
3470 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3472 * config/sh/sh.md (*movqi_pop): New insn pattern.
3473 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
3475 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3477 * config/i386/i386.md (any_shiftrt): New code iterator.
3478 (shiftrt_insn): New code attribute.
3480 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
3481 using any_shiftrt code iterator.
3482 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
3483 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
3484 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
3485 pattern from corresponding peephole2 patterns.
3486 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
3487 using any_shiftrt code iterator.
3488 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
3489 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
3490 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
3491 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
3492 *{ashr,lshr}<mode>3_cmp_zext.
3493 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
3495 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3497 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
3499 (*lshr<mode>3_cconly): Ditto.
3501 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3503 * config/i386/i386.md (lshr<mode>3): Macroize expander from
3504 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3505 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3506 pattern from *lshr{di,ti}3_1 and corresponding splitters using
3508 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3509 from corresponding peephole2 patterns.
3510 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
3511 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
3512 and *lshrdi3_1_rex64 using SWI mode iterator.
3513 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
3514 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
3515 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
3516 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
3517 and *lshrdi3_cmp_rex64 using SWI mode iterator.
3518 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
3519 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
3520 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
3521 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
3524 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
3526 * config/i386/i386.md (ashr<mode>3): Macroize expander from
3527 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3528 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3529 pattern from *ashr{di,ti}3_1 and corresponding splitters using
3531 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3532 from corresponding peephole2 patterns.
3533 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
3534 (ashrsi3_cvt): Rename from ashrsi3_31.
3535 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
3536 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
3537 and x86_64_shift_adj_3 using SWI48 mode iterator.
3538 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
3539 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
3540 and *ashrdi3_1_rex64 using SWI mode iterator.
3541 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
3542 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
3543 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
3544 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
3545 and *ashrdi3_cmp_rex64 using SWI mode iterator.
3546 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
3547 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
3548 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
3549 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
3551 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
3552 * config/i386/i386.c (ix86_split_ashr): Update for renamed
3553 x86_shift<mode>_adj_3 expanders.
3555 2010-04-10 Wei Guozhi <carrot@google.com>
3558 * config/arm/arm.c (arm_pic_static_addr): New function.
3559 (legitimize_pic_address): Call arm_pic_static_addr when it detects
3561 (arm_output_addr_const_extra): Output expression for new pattern.
3562 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
3564 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
3566 * ira-costs.c (record_reg_classes): Ignore alternatives that are
3569 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
3570 * web.c: Include "insn-config.h" and "recog.h".
3571 (union_match_dups): New function.
3572 (web_main): Call it.
3573 (union_defs): Don't try to recognize match_dups.
3575 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
3576 if doing so would replace the entire pattern.
3578 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3582 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
3583 and splitter pattern. Change splitter operand 1 predicate to
3586 2010-04-09 Martin Jambor <mjambor@suse.cz>
3588 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
3589 lattices are addresses of CONST_DECLs with the same initial value.
3590 (ipcp_print_all_lattices): Print values of CONST_DECLs.
3591 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3593 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
3594 Bernd Schmidt <bernds@codesourcery.com>
3596 * loop-invariant.c (replace_uses): New static function.
3597 (move_invariant_reg): Use it to ensure we can replace the uses.
3599 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
3601 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
3603 (picochip_override_options): Enable section anchors only above -O1.
3604 (picochip_reorg): Fixed a couple of build warnings.
3606 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3608 * configure.ac (plugin -rdynamic test): Log result.
3609 * configure: Regenerate.
3610 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
3611 (RDYNAMIC_SPEC): Define.
3612 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
3614 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3616 * configure.ac: Determine Sun ld version numbers.
3617 (comdat_group): Restrict GNU ld version checks to gld.
3618 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
3619 (enable_comdat): Support --enable-comdat.
3620 * configure: Regenerate.
3621 * doc/install.texi (Configuration): Document --enable-comdat.
3623 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3625 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
3626 * config/sol2-gld.h: ... here.
3627 * config.gcc (sparc*-*-solaris2*): Reflect this.
3628 (i[34567]86-*-solaris2*): Use it.
3630 2010-04-09 Steve Ellcey <sje@cup.hp.com>
3632 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
3634 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
3636 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3639 * diagnostic.c (diagnostic_initialize): Initialize
3640 some_warnings_are_errors.
3641 (diagnostic_finish): New.
3642 (diagnostic_action_after_output): Call it before exiting.
3643 (diagnostic_report_diagnostic): Do not print message here. Set
3644 some_warnings_are_errors.
3645 * diagnostic.h (diagnostic_context): Delete
3646 issue_warnings_are_errors_message. Add some_warnings_are_errors.
3647 (diagnostic_finish): Declare.
3648 * toplev.c (toplev_main): Call it before exit.
3650 2010-04-09 Jason Merrill <jason@redhat.com>
3653 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
3654 for incomplete type.
3657 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
3658 based on a warning flag.
3660 2010-04-09 Richard Guenther <rguenther@suse.de>
3662 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
3664 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
3667 * varasm.c (default_assemble_visibility): Wrap vars that are
3668 set, but unused, by targets without GAS.
3669 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
3670 Remove set, but unused, vars.
3671 (rs6000_legitimize_tls_address): Likewise.
3672 (altivec_expand_dst_builtin): Likewise.
3673 * config/darwin.c (machopic_classify_symbol): Likewise.
3674 (machopic_indirection_name): Likewise.
3676 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3678 * config/i386/i386.md (DWI): New mode iterator.
3679 (S): New mode attribute.
3680 (shift_operand): Ditto.
3681 (shift_immediate_operand): Ditto.
3682 (ashl_input_operand): Ditto.
3683 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
3684 using SDWIM mode iterator.
3685 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
3686 pattern from *ashl{di,ti}3_1 and corresponding splitters using
3688 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
3689 from corresponding peephole2 patterns.
3690 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
3691 and x86_64_shift_adj_1 using SWI48 mode iterator.
3692 (x86_shift<mode>_adj_2): Ditto.
3693 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
3694 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
3695 using SWI48 mode iterator.
3696 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
3697 *ashldi3_cmp_rex64 using SWI mode iterator.
3698 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
3699 *ashldi3_cconly_rex64 using SWI mode iterator.
3700 * config/i386/i386.c (ix86_split_ashl): Update for renamed
3701 x86_shift<mode>_adj_{1,2}.
3702 (ix86_split_ashr): Ditto.
3703 (ix86_split_lshr): Ditto.
3705 2010-04-09 Richard Guenther <rguenther@suse.de>
3707 * target.h (builtin_conversion): Pass in input and output types.
3708 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
3709 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
3710 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
3711 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
3713 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
3715 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
3717 2010-04-09 Richard Guenther <rguenther@suse.de>
3720 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
3722 2010-04-09 Richard Guenther <rguenther@suse.de>
3724 * tree-vectorizer.h (struct _stmt_vec_info): Document
3725 that vectype is the type of the LHS.
3726 (supportable_widening_operation, supportable_narrowing_operation):
3727 Get both input and output vector types as arguments.
3728 (vect_is_simple_use_1): Declare.
3729 (get_same_sized_vectype): Likewise.
3730 * tree-vect-loop.c (vect_determine_vectorization_factor):
3731 Set STMT_VINFO_VECTYPE to the vector type of the def.
3732 (vectorizable_reduction): Adjust.
3733 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
3734 Adjust. Specify the output vector type.
3735 (vect_pattern_recog_1): Adjust.
3736 * tree-vect-stmts.c (get_same_sized_vectype): New function.
3737 (vectorizable_call): Adjust.
3738 (vectorizable_conversion): Likewise.
3739 (vectorizable_operation): Likewise.
3740 (vectorizable_type_demotion): Likewise.
3741 (vectorizable_type_promotion): Likewise.
3742 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
3744 (vect_is_simple_use_1): New function.
3745 (supportable_widening_operation): Get both input and output
3747 (supportable_narrowing_operation): Likewise.
3748 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
3750 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
3752 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
3753 __thiscall and _thiscall as predefined macros.
3754 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
3755 thiscall attribute handling.
3756 (ix86_comp_type_attributes): Likewise.
3757 (ix86_function_regparm): Likewise.
3758 (ix86_return_pops_args): Likewise.
3759 (init_cumulative_args): Likewise.
3760 (find_drap_reg): Likewise.
3761 (ix86_static_chain): Likewise.
3762 (x86_this_parameter): Likewise.
3763 (x86_output_mi_thunk): Likewise.
3764 (ix86_attribute_table): Add description for thiscall attribute.
3765 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
3766 * doc/extend.texi: Add documentation for thiscall.
3768 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3771 * c.opt (Wint-to-pointer-cast): Available in C++.
3772 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
3774 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
3776 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
3777 * calls.c (expand_call): Pass the function type to aggregate_value_p.
3778 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
3779 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
3780 function type instead. Reorder and simplify checks.
3782 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
3784 2010-04-08 Jing Yu <jingyu@google.com>
3785 Zdenek Dvorak <ook@ucw.cz>
3787 PR tree-optimization/42720
3788 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
3789 loop unswitch conditions here from ...
3790 (tree_unswitch_single_loop): ... here.
3792 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3794 * tree-if-conv.c: Fix comments and simplify logic.
3796 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3798 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
3799 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
3800 (main_tree_if_conversion): Update call to tree_if_conversion.
3802 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3805 * doc/invoke.texi (-b,-V): Delete.
3806 * doc/tm.texi: Do not mention -b.
3807 * gcc.c (display_help): Delete -b and -V.
3808 (process_command): Delete -b and -V.
3809 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
3811 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
3812 Wolfgang Gellerich <gellerich@de.ibm.com>
3814 Implement target hook for loop unrolling
3815 * target.h (loop_unroll_adjust): Add a new target hook function.
3816 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
3817 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
3818 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
3819 (s390_loop_unroll_adjust): Implement the new target hook for s390.
3820 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
3822 (decide_unroll_stupid): Likewise.
3824 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3827 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
3829 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3831 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
3832 (Specific, *-*-solaris2*): Likewise.
3833 Don't prefer Sun as over GNU as.
3835 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
3837 * config/s390/s390.c (override_options): Adjust the z10
3838 defaults for max-unroll-times, max-completely-peeled-insns
3839 and max-completely-peel-times.
3841 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3843 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
3844 instructions for z10.
3845 (s390_expand_setmem): Likewise.
3846 (s390_expand_cmpmem): Likewise.
3848 2010-04-08 Richard Guenther <rguenther@suse.de>
3850 PR tree-optimization/43679
3851 * tree-ssa-pre.c (eliminate): Only propagate copies.
3853 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3856 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
3857 set but not used variable warning.
3859 2010-04-08 Wei Guozhi <carrot@google.com>
3862 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
3863 (arm_size_rtx_costs): Call the new function when optimized for size.
3865 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3868 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
3869 op0 is not a MEM, just return NULL instead of assertion
3871 (discover_nonconstant_array_refs): Don't walk debug stmts.
3873 2010-04-08 Doug Kwan <dougkwan@google.com>
3875 * configure.ac: Recognize gold and do not use its version number
3876 to test ld features.
3877 * configure: Regenerate.
3879 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
3882 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
3883 (negate_value): Move code to push elements to broken_up_substracts ...
3884 (eliminate_plus_minus_pair): ... here. Push operands that have no
3885 negative pair to plus_negates.
3886 (repropagate_negates, init_reassoc, fini_reassoc): Update.
3888 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3890 * doc/install.texi (Configuration): Move description of
3891 --enable-lto, --with-libelf*, --enable-gold from Java section to
3894 * doc/generic.texi (Working with declarations)
3895 (Function Properties, C and C++ Trees): Fix typos.
3896 * doc/sourcebuild.texi (Top Level): Likewise.
3898 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3901 * tree.h (DECL_READ_P): Define.
3902 (struct tree_decl_common): Add decl_read_flag.
3903 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
3904 a set but not used warning.
3905 (merge_decls): Merge DECL_READ_P flag.
3906 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
3907 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
3908 * c-common.c (handle_used_attribute, handle_unused_attribute):
3910 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
3912 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
3914 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
3915 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
3916 c_parser_binary_expression, c_parser_cast_expression,
3917 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
3918 Call default_function_array_read_conversion instead of
3919 default_function_array_conversion where needed.
3920 (c_parser_unary_expression, c_parser_conditional_expression,
3921 c_parser_postfix_expression_after_primary, c_parser_initelt):
3922 Likewise. Call mark_exp_read where needed.
3923 (c_parser_statement_after_labels, c_parser_asm_operands,
3924 c_parser_typeof_specifier, c_parser_sizeof_expression,
3925 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
3927 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
3929 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
3930 (warn_unused_but_set_parameter): Default to warn_unused
3932 * doc/invoke.texi: Document -Wunused-but-set-variable and
3933 -Wunused-but-set-parameter.
3935 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
3936 used count variable.
3937 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
3938 when operandN variables aren't used in the body of the expander
3940 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
3941 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
3942 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
3943 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
3944 FOR_EACH_IMM_USE_ON_STMT): Likewise.
3945 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
3946 * tree.c (PROCESS_ARG): Likewise.
3948 2010-04-07 Simon Baldwin <simonb@google.com>
3950 * diagnostic.h (diagnostic_override_option_index): New macro to
3951 set a diagnostic's option_index.
3952 * c-tree.h (c_cpp_error): Add warning reason argument.
3953 * opts.c (_warning_as_error_callback): New.
3954 (register_warning_as_error_callback): Store callback for
3955 warnings enabled via enable_warning_as_error.
3956 (enable_warning_as_error): Call callback, minor code tidy.
3957 * opts.h (register_warning_as_error_callback): Declare.
3958 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
3959 response to -Werror=.
3960 (c_common_init_options): Register warning_as_error_callback in opts.c.
3961 * common.opt: Add -Wno-cpp option.
3962 * c-common.c (struct reason_option_codes_t): Map cpp warning
3963 reason codes to gcc option indexes.
3964 * (c_option_controlling_cpp_error): New function, lookup the gcc
3965 option index for a cpp warning reason code.
3966 * (c_cpp_error): Add warning reason argument, call
3967 c_option_controlling_cpp_error for diagnostic_override_option_index.
3968 * doc/invoke.texi: Document -Wno-cpp.
3970 2010-04-07 Richard Guenther <rguenther@suse.de>
3972 * ipa-reference.c (mark_load): Use get_base_address.
3973 (mark_store): Likewise.
3975 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
3976 inserting GIMPLE_NOPs into the IL.
3977 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3978 Explicitly strip handled components and indirect references.
3980 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
3981 folding address expressions.
3982 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
3983 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
3984 operand_equal_p to compare decls.
3985 (ptr_deref_may_alias_decl_p): Likewise.
3986 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
3987 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
3988 Handle reversed comparison ops.
3989 * tree-sra.c (asm_visit_addr): Use get_base_address.
3990 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
3991 * ipa-reference.c (mark_address): Use get_base_address.
3993 2010-04-07 Richard Guenther <rguenther@suse.de>
3995 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
3996 Propagate constants everywhere.
3998 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4001 * tree.c (MAX_INT_CACHED_PREC): Define.
4002 (nonstandard_integer_type_cache): New array.
4003 (build_nonstandard_integer_type): Cache results for precision
4004 <= MAX_INT_CACHED_PREC.
4006 2010-04-07 Richard Guenther <rguenther@suse.de>
4008 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
4009 -fargument-noalias-global, -fargument-noalias-anything): Remove.
4010 * common.opt: Likewise.
4011 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
4012 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
4013 (nonoverlapping_memrefs_p): Likewise.
4014 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
4015 * opts.c (common_handle_option): Handle OPT_fargument_alias,
4016 OPT_fargument_noalias, OPT_fargument_noalias_anything and
4017 OPT_fargument_noalias_global for backward compatibility.
4019 2010-04-07 Richard Guenther <rguenther@suse.de>
4021 PR tree-optimization/43270
4022 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
4023 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
4024 * tree-ssa-pre.c (phi_translate_1): Adjust.
4025 (fully_constant_expression): Split out vn_reference handling to ...
4026 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
4027 Fold reads from constant strings.
4028 (vn_reference_lookup): Handle fully constant references.
4029 (vn_reference_lookup_pieces): Likewise.
4030 * Makefile.in (expmed.o-warn): Add -Wno-error.
4032 2010-04-07 Martin Jambor <mjambor@suse.cz>
4034 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
4036 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
4039 * gcc.c: Add -static-libstdc++ to list of recognized options.
4041 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4043 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
4045 2010-04-07 Richard Guenther <rguenther@suse.de>
4048 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
4049 bases build simple mem attributes to retain points-to information.
4051 2010-04-07 Richard Guenther <rguenther@suse.de>
4054 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
4055 preserve points-to related information.
4057 2010-04-07 Richard Guenther <rguenther@suse.de>
4060 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
4061 discard plain indirect references.
4062 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
4063 * tree.c (tree_nop_conversion): Likewise.
4065 2010-04-07 Dodji Seketeli <dodji@redhat.com>
4068 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
4070 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
4072 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
4073 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
4075 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4077 * tree-if-conv.c: Fix indentation and comments.
4079 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4081 * tree-if-conv.c: Sort static functions in topological order.
4083 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4085 * tree-if-conv.c: Fix indentation and comments.
4087 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4090 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
4091 lang_hooks.types.type_for_size instead of
4092 build_nonstandard_integer_type.
4093 When converting an unsigned type to signed, double its precision.
4094 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
4095 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
4096 (graphite_create_new_loop_guard): When ub + 1 wraps around,
4099 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4102 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
4103 POINTER_PLUS_EXPR for pointer types.
4105 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4108 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
4109 * graphite-clast-to-gimple.c: Include langhooks.h.
4110 (max_signed_precision_type): New.
4111 (max_precision_type): Takes two types as arguments.
4112 (precision_for_value): New.
4113 (precision_for_interval): New.
4114 (gcc_type_for_interval): New.
4115 (gcc_type_for_value): New.
4116 (gcc_type_for_clast_term): New.
4117 (gcc_type_for_clast_red): New.
4118 (gcc_type_for_clast_bin): New.
4119 (gcc_type_for_clast_expr): Split up into several functions.
4120 (gcc_type_for_clast_eq): Rewritten.
4121 (compute_bounds_for_level): New.
4122 (compute_type_for_level_1): New.
4123 (compute_type_for_level): New.
4124 (gcc_type_for_cloog_iv): Removed.
4125 (gcc_type_for_iv_of_clast_loop): Rewritten.
4126 (graphite_create_new_loop): Compute the lower and upper bound types
4127 with gcc_type_for_clast_expr.
4128 (graphite_create_new_loop_guard): Same.
4129 (find_cloog_iv_in_expr): Removed.
4130 (compute_cloog_iv_types_1): Removed.
4131 (compute_cloog_iv_types): Removed.
4132 (gloog): Do not call compute_cloog_iv_types.
4133 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
4135 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
4136 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
4137 (GBB_CLOOG_IV_TYPES): Removed.
4139 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4141 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
4142 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
4143 (detect_commutative_reduction): Same.
4145 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4147 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
4148 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
4150 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
4151 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
4152 (rewrite_commutative_reductions_out_of_ssa): Same.
4153 * passes.c (execute_function_todo): Call verify_ssa for every pass
4154 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
4155 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
4156 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
4157 with an extra argument.
4158 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
4159 verify_ssa only when the extra argument is true.
4160 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
4161 with an extra argument.
4162 (tree_transform_and_unroll_loop): Same.
4164 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4166 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
4167 for all the passes of the LNO having LOOP_CLOSED_SSA.
4168 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
4169 * tree-loop-distribution.c (pass_loop_distribution): Same.
4170 * tree-pass.h (TODO_verify_loops): Removed.
4171 * tree-ssa-loop.c (pass_tree_loop_init): Same.
4173 (pass_tree_unswitch): Same.
4174 (pass_predcom): Same.
4175 (pass_vectorize): Same.
4176 (pass_linear_transform): Same.
4177 (pass_graphite_transforms): Same.
4178 (pass_iv_canon): Same.
4179 (pass_complete_unroll): Same.
4180 (pass_complete_unrolli): Same.
4181 (pass_parallelize_loops): Same.
4182 (pass_loop_prefetch): Same.
4183 (pass_iv_optimize): Same.
4185 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
4188 * passes.c (init_optimization_passes): Move pass_lim before
4189 pass_copy_prop and pass_dce_loop.
4191 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4194 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
4195 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
4196 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
4197 MULTI_* defines for 4 argument vpermil2p* builtins.
4199 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4201 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
4202 * config/i386/i386.c (x86_maybe_negate_const_int): New.
4203 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
4204 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
4205 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
4206 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
4207 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
4208 Use x86_maybe_negate_const_int to output insn mnemonic.
4209 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
4210 check from instruction predicate. Update comments.
4211 * config/i386/sync.md (sync_add<mode>): Use
4212 x86_maybe_negate_const_int to output insn mnemonic.
4214 2010-04-06 Jan Hubicka <jh@suse.cz>
4216 PR tree-optimization/42906
4217 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
4218 IGNORE_SELF argument. Set visited_control_parents for fully
4220 (find_obviously_necessary_stmts): Update call of
4221 mark_control_dependent_edges_necessary.
4222 (propagate_necessity): Likewise. Handle PHI edges more curefully.
4224 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4226 * config/i386/i386.md: Remove comment about 'e' and 'E'
4229 2010-04-06 Richard Guenther <rguenther@suse.de>
4231 PR tree-optimization/43627
4232 * tree-vrp.c (extract_range_from_unary_expr): Widenings
4233 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
4236 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4238 * BASE-VER: Change to 4.6.0.
4241 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
4244 2010-04-06 Richard Guenther <rguenther@suse.de>
4247 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
4249 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4251 * doc/invoke.texi (Optimize Options): Document that LTO
4252 won't remove object access purely due to incompatible
4255 2010-04-04 Matthias Klose <doko@ubuntu.com>
4257 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
4258 Initialize variable.
4260 2010-04-03 Richard Guenther <rguenther@suse.de>
4263 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
4264 require a non-NULL MEM_OFFSET.
4266 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
4268 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
4269 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
4270 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
4271 config/alpha/predicates.md, config/arm/arm.md,
4272 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
4273 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
4274 config/darwin9.h, config/darwin.c, config/darwin.h,
4275 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
4276 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
4277 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
4278 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
4279 config/mips/mips.md, config/mn10300/mn10300.c,
4280 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
4281 config/rs6000/aix.h, config/rs6000/dfp.md,
4282 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
4283 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
4284 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
4285 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
4286 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
4287 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
4288 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
4289 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
4290 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
4291 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
4292 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
4293 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
4294 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
4295 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
4296 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
4297 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
4298 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
4299 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
4300 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
4301 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
4302 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
4303 opt-functions.awk, opth-gen.awk, params.def, passes.c,
4304 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
4305 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
4306 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
4307 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
4308 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
4309 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
4310 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
4311 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
4312 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
4313 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
4314 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
4315 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
4316 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
4317 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
4319 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4322 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
4323 * aclocal.m4: Regenerate.
4325 2010-04-02 Richard Guenther <rguenther@suse.de>
4327 PR tree-optimization/43629
4328 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
4329 if we have seen a constant value.
4331 2010-04-02 Joseph Myers <joseph@codesourcery.com>
4333 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
4335 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
4338 * arm.c (legitimize_tls_address): Adjust call to
4339 gen_tls_load_dot_plus_four.
4340 (arm_note_pic_base): New function.
4341 (arm_cannot_copy_insn_p): Use it.
4342 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
4345 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4350 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4352 * Makefile.in ($(out_object_file)): Depend on
4353 gt-$(basename $(notdir $(out_file))).h.
4355 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
4357 * config.gcc (lm32-*-rtems*): Add t-lm32.
4359 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
4361 * config.gcc: Add lm32-*-rtems*.
4362 * config/lm32/rtems.h: New file.
4364 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
4367 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
4369 2010-04-01 Jakub Jelinek <jakub@redhat.com>
4371 * dwarf2out.c (output_compilation_unit_header): For
4372 -gdwarf-4 use version 4 instead of version 3.
4373 (output_line_info): For version 4 and above emit additional
4374 maximum ops per insn header field.
4375 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
4377 * dwarf2out.c (is_c_family, is_java): Remove.
4378 (lower_bound_default): New function.
4379 (add_bound_info, gen_descr_array_type_die): Use it.
4381 2010-04-01 Dodji Seketeli <dodji@redhat.com>
4384 * dwarf2out.c (gen_variable_die): Allow debug info for variable
4385 re-declaration when it happens in a function.
4387 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
4389 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
4390 (cgraph_remove_function_insertion_hook): Same.
4391 (cgraph_call_function_insertion_hooks): Same.
4393 2010-04-01 Richard Guenther <rguenther@suse.de>
4396 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
4397 and TREE_THIS_VOLATILE.
4398 (copy_ref_info): Likewise.
4399 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
4400 * tree.c (build6_stat): Ignore side-effects of all but arg5
4401 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
4404 2010-04-01 Richard Guenther <rguenther@suse.de>
4406 PR tree-optimization/43607
4407 * ipa-type-escape.c (check_call): Do not access non-existing
4410 2010-04-01 Richard Guenther <rguenther@suse.de>
4414 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4415 Jack Howarth <howarth@bromo.med.uc.edu>
4417 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4420 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4422 * doc/install.texi (Prerequisites): Document libelf usability on
4423 IRIX 5/6 and Solaris 2.
4424 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
4425 Update GNU as, GNU ld requirements.
4426 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
4427 Document Sun Studio compiler download.
4428 Update and simplify as, ld recommendations.
4429 (Specific, *-*-solaris2.7): Note obsoletion, removal.
4431 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4433 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
4434 with_tune_32 to pentium4.
4436 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
4438 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
4440 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4442 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
4443 obsoletion, removal.
4445 Document GNU as requirement.
4446 Update configure requirements.
4447 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
4448 Recomment IRIX 6.5.18+.
4449 Document IDF/IDL requirement.
4450 Document GNU as requirement.
4451 Document GNU ld bootstrap failure.
4452 Remove freeware.sgi.com reference.
4454 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4456 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
4457 UNIX V4.0, V5.0 obsoletion, removal.
4458 Remove --with-gc=simple reference.
4459 Update VM requirements during bootstrap.
4460 Remove -oldas bootstrap description.
4461 Update binutils reference.
4462 Remove comparison failure note.
4464 2010-03-31 Richard Guenther <rguenther@suse.de>
4465 Zdenek Dvorak <ook@ucw.cz>
4466 Sebastian Pop <sebastian.pop@amd.com>
4469 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
4470 with multiple arguments.
4471 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
4473 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4475 * graphite-dependences.c (print_pddr): Call print_pdr with an
4477 * graphite-poly.c (debug_pdr): Add an extra argument for the
4480 (print_pbb_domain): Same.
4482 (print_scop_context): Same.
4484 (print_cloog): Same.
4485 (debug_pbb_domain): Same.
4489 (debug_scop_context): Same.
4491 (debug_cloog): Same.
4492 (print_scop_params): Same.
4493 (debug_scop_params): Same.
4494 (print_iteration_domain): Same.
4495 (print_iteration_domains): Same.
4496 (debug_iteration_domain): Same.
4497 (debug_iteration_domains): Same.
4498 (print_scattering_function): Same.
4499 (print_scattering_functions): Same.
4500 (debug_scattering_function): Same.
4501 (debug_scattering_functions): Same.
4502 * graphite-poly.h (debug_pdr): Update declaration.
4504 (print_pbb_domain): Same.
4506 (print_scop_context): Same.
4508 (print_cloog): Same.
4509 (debug_pbb_domain): Same.
4513 (debug_scop_context): Same.
4515 (debug_cloog): Same.
4516 (print_scop_params): Same.
4517 (debug_scop_params): Same.
4518 (print_iteration_domain): Same.
4519 (print_iteration_domains): Same.
4520 (debug_iteration_domain): Same.
4521 (debug_iteration_domains): Same.
4522 (print_scattering_function): Same.
4523 (print_scattering_functions): Same.
4524 (debug_scattering_function): Same.
4525 (debug_scattering_functions): Same.
4527 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4529 * graphite-poly.c (print_scattering_function_1): New.
4530 (print_scattering_function): Call it.
4531 (print_scop_params): Remove spaces at the end of lines.
4534 * graphite-poly.h (print_cloog): Declared.
4535 (debug_cloog): Declared.
4537 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4539 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
4541 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
4542 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
4543 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
4544 to switch between adding the IV bump in loop->latch or in loop->header.
4546 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4548 * graphite-poly.c (print_scattering_function): Pretty print following
4551 (print_pbb_domain): Same.
4552 (dump_gbb_cases): Same.
4553 (dump_gbb_conditions): Same.
4556 (print_scop_params): Same.
4557 (print_scop_context): Same.
4559 (print_pbb_body): New.
4560 (lst_indent_to): New.
4561 (print_lst): Start new lines with a #.
4562 * graphite-poly.h (pbb_bb): New.
4563 (pbb_index): Use pbb_bb.
4564 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
4566 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
4568 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4570 * dwarf2out.c (size_of_die): For -gdwarf-4 use
4571 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
4572 and 0 instead of 1 for dw_val_class_flag.
4573 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
4574 dw_val_class_range_list, dw_val_class_loc_list,
4575 dw_val_class_lineptr and dw_val_class_macptr, use
4576 DW_FORM_flag_present for dw_val_class_flag and
4577 DW_FORM_exprloc for dw_val_class_loc.
4578 (output_die): For -gdwarf-4 print dw_val_class_loc
4579 size as uleb128 instead of 1 or 2 bytes and don't print
4580 anything for dw_val_class_flag.
4582 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
4583 instead of cselib_lookup following by tweaking locs->setting_insn.
4586 * cselib.c (cselib_process_insn): Clear cselib_current_insn
4587 even before returning from label, setjmp call or volatile asm
4590 2010-03-31 Richard Guenther <rguenther@suse.de>
4593 * cgraphunit.c (cgraph_output_in_order): Do not allocate
4594 temporary data on stack.
4596 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4598 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
4599 (PUSHSECTION_ASM_OP): Remove.
4600 (POPSECTION_ASM_OP): Remove.
4601 (PUSHSECTION_FORMAT): Remove.
4602 * config/sol2.h (PUSHSECTION_FORMAT): Define.
4603 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
4604 * config/sol2.c (solaris_output_init_fini): Use it.
4606 2010-03-31 Jie Zhang <jie@codesourcery.com>
4609 * opt-functions.awk (var_type_struct): Use signed char type
4610 for simple variables.
4612 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4614 * config/sol2.c: Include output.h.
4615 (solaris_assemble_visibility): New function.
4616 * config/t-sol2 (sol2.o): Add output.h dependency.
4617 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
4618 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
4621 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4624 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
4625 V2SImode or XFmode on PRE_DEC.
4628 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
4631 2010-03-31 Jie Zhang <jie@codesourcery.com>
4634 * reload.h (caller_save_initialized_p): Declare.
4635 * toplev.c (backend_init_target): Don't call
4636 init_caller_save but set caller_save_initialized_p to false.
4637 * caller-save.c (caller_save_initialized_p): Define.
4638 (init_caller_save): Check caller_save_initialized_p.
4639 * ira.c (ira): Call init_caller_save if flag_caller_saves.
4641 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4644 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
4645 and soft-fp/t-softfp to tmake_file.
4646 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
4647 (LIBGCC2_TF_CEXT): Define.
4650 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
4653 * cselib.c (n_useless_values): Document handling of debug locs.
4654 (n_useless_debug_values, n_debug_values): New variables.
4655 (new_elt_loc_list): Don't add to debug values, keep count.
4656 (promote_debug_loc): New.
4657 (cselib_reset_table): Zero new variables.
4658 (entry_and_rtx_equal_p): Promote debug locs.
4659 (discard_useless_locs): Increment n_useless_debug_values for
4661 (remove_useless_values): Adjust n_useless_values and n_debug_values
4662 with n_useless_debug_values.
4663 (add_mem_for_addr): Promote debug locs.
4664 (cselib_lookup_mem): Likewise.
4665 (cselib_lookup_addr): Renamed to...
4666 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
4667 (cselib_log_lookup): ... this. Turn into...
4668 (cselib_lookup_addr): ... new wrapper.
4669 (cselib_lookup_from_insn): New.
4670 (cselib_invalidate_regno): Increment n_useless_debug_values for
4672 (cselib_invalidate_mem): Likewise.
4673 (cselib_process_insn): Take n_deleted and n_debug_values into
4674 account to guard remove_useless_value call.
4675 (cselib_finish): Zero n_useless_debug_values.
4676 * cselib.h (cselib_lookup_from_insn): Declare.
4677 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
4678 (sched_analyze_2): Likewise.
4680 2010-03-30 Jakub Jelinek <jakub@redhat.com>
4682 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
4684 (adjust_mems): Replace narrowing SUBREG of expression containing
4685 just PLUS, MINUS, MULT and ASHIFT of registers and constants
4686 with operations in the narrower mode.
4689 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
4690 regs_invalidated_by_call instead all call_used_reg_set registers.
4692 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
4695 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
4696 pointer comparisons with types_compatible_p.
4697 * tree-vect-stmts.c (vectorizable_call): Same.
4698 (vectorizable_condition): Same.
4700 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4702 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
4703 stack check if the mask would be zero.
4705 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4706 Jack Howarth <howarth@bromo.med.uc.edu>
4708 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4711 2010-03-30 Joseph Myers <joseph@codesourcery.com>
4714 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
4716 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
4717 Include ___unordxf2 and ___unordtf2.
4718 * config/i386/libgcc-glibc.ver: Do not define inheritance from
4721 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
4723 * config/lm32/t-lm32: New file.
4724 * config.gcc: Use the above file when targetting lm32.
4726 2010-03-28 Duncan Sands <baldrick@free.fr>
4728 * Makefile.in (PLUGIN_HEADERS): Add except.h.
4730 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4733 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
4734 Improve vectorization cost model diagnostic.
4736 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4739 * tree-vect-data-refs.c (vect_analyze_data_refs): When
4740 compute_data_dependences_for_loop returns false, early exit
4741 and output an extra diagnostic for the failed data reference
4744 2010-03-29 Richard Guenther <rguenther@suse.de>
4746 PR tree-optimization/43560
4747 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
4748 (can_sm_ref_p): Treat stores to readonly locations as trapping.
4750 2010-03-29 Jie Zhang <jie@codesourcery.com>
4753 * toplev.c (process_options): Set optimization_default_node
4754 and optimization_current_node.
4755 * opts.c (decode_options): Don't set optimization_default_node
4756 and optimization_current_node.
4758 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
4760 * config/rtems.h: Abandon -qrtems_debug.
4762 2010-03-28 Jan Hubicka <jh@suse.cz>
4764 PR tree-optimization/43505
4765 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
4766 map should not be copied.
4768 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4771 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
4772 cdtors, set DECL_PRESERVE_P.
4773 * ipa.c (cgraph_externally_visible_p): Return true if declaration
4776 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
4778 PR tree-optimization/43528
4779 * stor-layout.c (place_field): Check that constant fits into
4780 unsigned HWI when skipping calculation of MS bitfield layout.
4782 2010-03-27 Jan Hubicka <jh@suse.cz>
4785 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
4786 notice_global_symbol work.
4788 2010-03-27 Jakub Jelinek <jakub@redhat.com>
4790 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
4791 instead of dwarf2out_decl.
4792 (struct var_loc_node): Remove section_label field.
4793 (dwarf2out_function_decl): New function.
4794 (dwarf2out_var_location): Don't set section_label field.
4795 (dwarf2out_begin_function): Don't empty decl_loc_table here.
4797 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4799 PR tree-optimization/43544
4800 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4801 First argument for builtin vectorized function hook is now a
4802 tree to be able to distinguish between machine specific and
4804 * targhooks.c (default_builtin_vectorized_function): Ditto.
4805 * targhooks.h (default_builtin_vectorized_function): Ditto.
4806 * target.h (struct gcc_target): Ditto.
4807 * tree-vect-stmts.c (vectorizable_function): Ditto.
4808 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
4809 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4812 2010-03-26 Joseph Myers <joseph@codesourcery.com>
4815 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
4816 nested binding iff it is a FUNCTION_DECL.
4817 (store_parm_decls_newstyle): Pass nested=true to bind for
4818 FUNCTION_DECLs amongst parameters.
4820 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4822 * var-tracking.c (vt_expand_loc_callback): Don't run
4823 cselib_expand_value_rtx_cb in dummy mode if
4824 cselib_dummy_expand_value_rtx_cb returned false.
4826 * var-tracking.c (emit_note_insn_var_location): For one part
4827 notes with offset 0, don't add EXPR_LIST around the location.
4828 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
4829 add_location_or_const_value_attribute): Adjust for that change.
4832 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
4833 into first operand and location into second.
4834 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
4835 dw_cfi_oprnd_loc for DW_CFA_expression.
4836 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
4837 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
4838 assume first argument is regnum and second argument is location.
4840 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4843 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
4844 of scratch register to DImode. Split to DImode comparison operator.
4845 Use SImode subreg of scratch register in the multiplication.
4846 (*cmp_sadd_sidi): Ditto.
4847 (*cmp_ssub_si): Ditto.
4848 (*cmp_ssub_sidi): Ditto.
4850 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4853 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
4854 Remove invalid assert and wrong comment.
4856 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4859 * flags.h (final_insns_dump_p): New extern.
4860 * final.c (final_insns_dump_p): New variable.
4861 (rest_of_clean_state): Set it before -fdump-final-insns=
4862 dumping, clear afterwards.
4863 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
4864 MEM_ALIAS_SET on MEMs.
4866 2010-03-26 David S. Miller <davem@davemloft.net>
4868 * configure.ac: Fix sparc GOTDATA_OP bug check.
4869 * configure: Rebuild.
4871 2010-03-26 Alan Modra <amodra@gmail.com>
4873 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
4875 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4877 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
4878 TLS_SECTION_ASM_FLAG.
4880 2010-03-25 Jakub Jelinek <jakub@redhat.com>
4883 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
4884 Clear first_function_block_is_cold.
4887 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
4888 argument if the argument is truth_value_p.
4890 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4892 * config/rs6000/constraints.md: Update copyright year for my changes.
4895 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
4896 used in reg+reg addressing, swap registers.
4898 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4901 * target.h (struct gcc_target): Add code_end hook.
4902 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
4904 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
4905 * toplev.c (compile_file): Call targetm.asm_out.code_end
4906 hook before unwind info/debug info output.
4907 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
4908 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
4909 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4910 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
4911 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4912 * config/i386/i386.c (ix86_file_end): Renamed to...
4913 (ix86_code_end): ... this. Make static. Don't call
4914 file_end_indicate_exec_stack. Emit unwind info using
4915 final_start_function/final_end_function.
4916 (darwin_x86_file_end): Remove.
4917 (TARGET_ASM_CODE_END): Define.
4918 * config/i386/i386.h (TARGET_ASM_FILE_END,
4919 NEED_INDICATE_EXEC_STACK): Don't define.
4920 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
4921 (TARGET_ASM_FILE_END): Define to darwin_file_end.
4922 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
4923 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
4926 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
4927 at the beginning and final_end_function at the end.
4928 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
4930 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4932 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
4933 and Sun as TLS syntax.
4934 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
4935 * configure: Regenerate.
4936 * config.in: Regenerate.
4937 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
4938 (default_elf_asm_named_section): Use it.
4939 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
4940 (i386_output_dwarf_dtprel): Likewise.
4941 (output_addr_const_extra): Likewise.
4942 (output_pic_addr_const): Lowercase @GOTTPOFF.
4943 (output_addr_const_extra): Likewise.
4944 (output_pic_addr_const): Lowercase @GOTNTPOFF.
4945 (output_addr_const_extra): Likewise.
4946 (output_pic_addr_const): Lowercase @INDNTPOFF.
4947 (output_addr_const_extra): Likewise.
4948 (output_pic_addr_const): Lowercase @NTPOFF.
4949 (output_addr_const_extra): Likewise.
4950 (output_pic_addr_const): Lowercase @TPOFF.
4951 (output_addr_const_extra): Likewise.
4952 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
4953 (*tls_global_dynamic_64): Likewise.
4954 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
4955 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
4957 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
4958 (ASM_OUTPUT_TLS_COMMON): Use it.
4959 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
4962 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
4963 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
4964 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
4965 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
4966 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4967 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
4969 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4971 * config/i386/i386.c (override_options): Don't accept
4972 -mtls-dialect=sun any longer.
4973 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
4974 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
4975 (*tls_local_dynamic_base_32_sun): Likewise.
4976 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4978 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4981 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4982 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
4985 * ira.c (adjust_cleared_regs): New function.
4986 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
4990 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
4992 * expr.c (expand_expr_real): Restore previous
4993 curr_insn_source_location and curr_insn_block after
4994 expand_expr_real_1 call.
4995 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
4996 instead of expand_expr_real_1.
4998 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
5000 PR rtl-optimization/43413
5001 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
5004 2010-03-22 James E. Wilson <wilson@codesourcery.com>
5007 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
5008 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
5010 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
5012 * config/i386/i386.c (ix86_target_string): Add -mfma.
5013 Fix a typo in comment.
5015 2010-03-22 Mike Stump <mikestump@comcast.net>
5018 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
5019 Don't overly align based upon packed packed fields.
5021 2010-03-22 Jason Merrill <jason@redhat.com>
5023 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
5024 Use () rather than [], and move before the element type.
5026 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5028 * doc/configfiles.texi (Configuration Files): Removed
5029 fixinc/Makefile*, intl/Makefile.*.
5030 * doc/makefile.texi: Fixed markup. Abstract from version
5031 control system used.
5032 (Makefile): Removed obsolete gcc/java/parse.y example.
5033 * doc/sourcebuild.texi: Likewise.
5034 (Top Level): Added config, gnattools, libdecnumber, libgcc,
5035 libgomp, libssp. Removed fastjar.
5036 (Miscellaneous Docs): Clarify location.
5037 Added COPYING3, COPYING3.LIB.
5038 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
5040 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5043 * config/i386/i386.c (x86_function_profiler)
5044 [!NO_PROFILE_COUNTERS]: Fix typo.
5045 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
5048 2010-03-22 Janis Johnson <janis187@us.ibm.com>
5049 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5051 * doc/sourcebuild.texi (Test Directives): Split into six
5052 subsections, with most of the current text in new subsections
5053 Directives, Selectors, and Final Actions.
5054 (Directives): Split list of test directives into multiple
5056 (Selectors): Describe use and syntax of selectors.
5057 (Effective-Target Keywords): Describe all existing keywords.
5058 (Add Options): Describe features for dg-add-options.
5059 (Require Support): Describe variants of dg-require-support.
5060 (Final Actions): Describe commands to use in dg-final.
5062 2010-03-22 Michael Matz <matz@suse.de>
5065 * recog.c (validate_replace_rtx_group): Replace also in
5066 REG_EQUAL and REG_EQUIV notes.
5068 2010-03-22 Richard Guenther <rguenther@suse.de>
5070 PR tree-optimization/43390
5071 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
5072 sure vector extracts are type correct.
5074 2010-03-22 Richard Guenther <rguenther@suse.de>
5077 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
5078 x * sqrt (x) even when optimizing for size if the target
5079 has native support for sqrt.
5081 2010-03-22 Jakub Jelinek <jakub@redhat.com>
5083 * varasm.c (make_decl_rtl_for_debug): Also clear
5084 flag_mudflap for the duration of make_decl_rtl call.
5087 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
5088 locs from preserved VALUEs.
5090 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5093 * pa.md (movmemsi): Set align to one if zero.
5094 (movmemdi): Likewise.
5096 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
5099 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
5100 with their corresponding prologue pushes.
5102 2010-03-20 Andrew Pinski <pinskia@gmail.com>
5105 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
5106 at the begining or end.
5107 (spu_expand_epilogue): Likewise.
5109 2010-03-20 Richard Guenther <rguenther@suse.de>
5111 PR rtl-optimization/43438
5112 * combine.c (make_extraction): Properly zero-/sign-extend an
5113 extraction of the low part of a CONST_INT. Also handle
5116 2010-03-19 Mike Stump <mikestump@comcast.net>
5118 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
5119 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
5120 (override_options): Use SUBTARGET32_DEFAULT_CPU.
5122 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5125 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
5128 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
5130 PR rtl-optimization/42258
5131 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
5132 use that may match DEF.
5135 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
5136 the cost of loading the constant rather than assuming
5138 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
5139 outer code is AND, do the same tests as the andsi3 expander and
5140 return COSTS_N_INSNS (1) if and is cheap.
5142 * optabs.c (avoid_expensive_constant): Fix formatting.
5144 2010-03-19 Michael Matz <matz@suse.de>
5147 * attribs.c (decl_attributes): When rebuilding a function pointer
5148 type use the same qualifiers as the original pointer type.
5150 2010-03-19 Martin Jambor <mjambor@suse.cz>
5152 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
5153 and is_gimple_ip_invariant_address.
5155 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5158 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5160 * config/arm/arm.c (arm_override_options): Turn off
5161 flag_dwarf2_cfi_asm for AAPCS variants.
5163 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5166 * config/arm/arm.c (emit_multi_reg_push): Update comments.
5167 Use PRE_MODIFY instead of PRE_DEC.
5168 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
5169 (vfp_emit_fstmd): Likewise.
5171 2010-03-19 Michael Matz <matz@suse.de>
5174 * builtins.c (expand_builtin_interclass_mathfn,
5175 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
5178 2010-03-19 Richard Guenther <rguenther@suse.de>
5180 PR tree-optimization/43415
5181 * tree-ssa-pre.c (phi_translate): Split out worker to ...
5182 (phi_translate_1): ... this.
5183 (phi_translate): Move all caching here. Cache all NARY
5184 and REFERENCE translations.
5186 2010-03-19 David S. Miller <davem@davemloft.net>
5188 With help from Eric Botcazou.
5189 * config/sparc/sparc.c: Include dwarf2out.h.
5190 (emit_pic_helper): Delete.
5191 (pic_helper_symbol_name): Delete.
5192 (pic_helper_emitted_p): Delete.
5193 (pic_helper_needed): New.
5194 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
5195 (get_pc_thunk_name): New.
5196 (load_pic_register): Remove 'delay_pic_helper' arg. Use
5197 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
5198 Set pic_helper_needed to true. Don't call emit_pic_helper.
5199 (sparc_expand_prologue): Update load_pic_register call.
5200 (sparc_output_mi_thunk): Likewise.
5201 (sparc_file_end): Emit a hidden comdat symbol for the PIC
5202 thunk if possible. Output CFI information as needed.
5204 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5205 Jack Howarth <howarth@bromo.med.uc.edu>
5208 * config/i386/i386.h: Fix ABI on darwin x86-32.
5210 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
5212 * tree.h: Declare make_decl_rtl_for_debug.
5213 * varasm.c (make_decl_rtl_for_debug): New.
5214 * dwarf2out.c (rtl_for_decl_location): Call it.
5215 * cfgexpand.c (expand_debug_expr): Call it.
5217 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5220 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
5224 * var-tracking.c (vt_init_cfa_base): Do nothing if
5225 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
5227 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
5230 * var-tracking.c (canonicalize_vars_star): New.
5231 (dataflow_post_merge_adjust): Use it.
5233 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5236 * var-tracking.c (non_suitable_const): New function.
5237 (add_uses): For DEBUG_INSNs with constants, don't record any
5238 value, instead just the constant value itself.
5239 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
5240 is not VAR_LOC_UNKNOWN_P, set var to the constant.
5241 (emit_notes_in_bb): Likewise.
5242 (emit_note_insn_var_location): For onepart variables if
5243 cur_loc is a VOIDmode constant, use DECL_MODE.
5245 2010-03-18 Martin Jambor <mjambor@suse.cz>
5248 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
5249 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
5250 all non-clones. Moved call redirection...
5251 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
5252 (cgraph_materialize_all_clones): Dispose of all
5253 combined_args_to_skip bitmaps.
5254 (verify_cgraph_node): Do not check for edges pointing to wrong
5255 nodes in inline clones.
5256 * tree-inline.c (copy_bb): Call
5257 cgraph_redirect_edge_call_stmt_to_callee.
5258 * ipa.c (cgraph_remove_unreachable_nodes): Call
5259 cgraph_node_remove_callees even when there are used clones.
5261 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5263 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
5265 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5268 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
5271 2010-03-18 Michael Matz <matz@suse.de>
5274 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
5275 into sqrt(x) if we need to preserve signed zeros.
5277 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
5278 Eric Botcazou <ebotcazou@adacore.com>
5280 PR rtl-optimization/43360
5281 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
5282 note if we don't know its invariant status.
5284 2010-03-18 Michael Matz <matz@suse.de>
5286 PR tree-optimization/43402
5287 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
5288 PHI chains of ssa names registered for update.
5290 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
5293 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
5294 non-offsettable and pre_modify update addressing.
5295 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
5296 and "2" alternatives "#".
5297 (*movdd_softfloat32): Make all alternatives "#";
5298 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
5299 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
5300 (*movdf_softfloat32): Make all alternatives "#";
5301 (movdi): Use the new DIFD mode iterator to create a common splitter
5302 for movdi, movdf and movdd patterns.
5304 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
5306 * common.opt (dumpdir): Remove redundant tab.
5308 2010-03-17 Martin Jambor <mjambor@suse.cz>
5310 PR tree-optimization/43347
5311 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
5312 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
5314 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
5316 PR rtl-optimization/42216
5317 * regrename.c (create_new_chain): New function, broken out from...
5318 (scan_rtx_reg): ... here. Call it. Handle the case where we are
5319 appending a use to an empty chain.
5320 (build_def_use): Remove previous changes that convert OP_INOUT to
5321 OP_OUT operands; instead detect the case where an OP_INOUT operand
5322 uses a previously untracked register and create an empty chain for it.
5324 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5326 * doc/extend.texi (Function Attributes): Rewrite unfinished
5327 sentence in ms_abi documentation.
5329 2010-03-17 Alan Modra <amodra@gmail.com>
5331 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
5332 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
5333 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
5334 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
5336 2010-03-16 Richard Henderson <rth@redhat.com>
5339 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
5340 (lower_try_finally): Save and restore eh_seq around the expansion
5343 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5345 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
5346 statements before splitting block.
5348 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5350 * doc/sourcebuild.texi (Testsuites): Fix markup.
5351 Use pathnames relative to gcc/testsuite.
5352 (Test Directives): Move description of how timeout is determined.
5353 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
5354 (C Tests): Correct gcc.misc-tests directory.
5355 Framework tests now live in gcc.test-framework.
5357 2010-03-16 Richard Guenther <rguenther@suse.de>
5360 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
5361 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
5363 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5364 Alexandre Oliva <aoliva@redhat.com>
5366 PR tree-optimization/42917
5367 * lambda-code.c (remove_iv): Skip debug statements.
5368 (lambda_loopnest_to_gcc_loopnest): Likewise.
5369 (not_interesting_stmt): Debug statements are not interesting.
5371 2010-03-16 Jakub Jelinek <jakub@redhat.com>
5375 * cselib.c (cselib_preserve_constants,
5376 cfa_base_preserved_val): New static variables.
5377 (preserve_only_constants): New function.
5378 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
5379 clear its REG_VALUES. If cselib_preserve_constants, don't
5380 empty the whole hash table, but preserve there VALUEs with constants,
5381 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
5382 (cselib_preserve_cfa_base_value): New function.
5383 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
5384 (cselib_init): Change argument to int bitfield. Set
5385 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
5387 (cselib_finish): Clear cselib_preserve_constants and
5388 cfa_base_preserved_val.
5389 * cselib.h (enum cselib_record_what): New enum.
5390 (cselib_init): Change argument to int.
5391 (cselib_preserve_cfa_base_value): New prototype.
5392 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
5393 * dse.c (dse_step1): Likewise.
5394 * cfgcleanup.c (thread_jump): Likewise.
5395 * sched-deps.c (sched_analyze): Likewise.
5396 * gcse.c (local_cprop_pass): Likewise.
5397 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
5398 If FN is non-NULL, call the callback always and whenever it returns
5399 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
5400 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
5401 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
5402 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
5403 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
5404 * var-tracking.c: Include recog.h.
5405 (bb_stack_adjust_offset): Remove.
5406 (vt_stack_adjustments): Don't call it, instead just gather the
5407 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
5408 (adjust_stack_reference): Remove.
5409 (compute_cfa_pointer): New function.
5410 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
5411 (struct adjust_mem_data): New type.
5412 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
5414 (get_address_mode): New function.
5415 (replace_expr_with_values): Use it.
5416 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
5417 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
5418 (adjust_sets): Remove.
5419 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
5420 Use get_address_mode.
5421 (get_adjusted_src): Remove.
5422 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
5423 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
5424 (add_with_sets): Don't call adjust_sets.
5425 (fp_setter, vt_init_cfa_base): New functions.
5426 (vt_initialize): Change return type to bool. Move most of pool etc.
5427 initialization to the beginning of the function from end. Pass
5428 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
5429 If !frame_pointer_needed, call vt_stack_adjustment before mos
5430 vector is filled, call vt_init_cfa_base if argp/framep has been
5431 eliminated to sp. If frame_pointer_needed and argp/framep has
5432 been eliminated to hard frame pointer, set
5433 hard_frame_pointer_adjustment and call vt_init_cfa_base after
5434 encountering fp setter in the prologue. For MO_ADJUST, call
5435 log_op_type before pusing the op into mos vector, not afterwards.
5436 Call adjust_insn before cselib_process_insn/add_with_sets,
5437 call cancel_changes (0) afterwards.
5438 (variable_tracking_main_1): Adjust for vt_initialize calling
5439 vt_stack_adjustments and returning whether it succeeded or not.
5441 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
5443 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
5446 2010-03-15 Jakub Jelinek <jakub@redhat.com>
5448 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
5450 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
5451 drap_reg has not been set.
5453 2010-03-15 Michael Matz <matz@suse.de>
5456 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
5457 use it to expand block copies.
5458 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
5459 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
5460 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
5462 2010-03-15 Richard Guenther <rguenther@suse.de>
5464 PR tree-optimization/43367
5465 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
5468 2010-03-15 Richard Guenther <rguenther@suse.de>
5470 PR tree-optimization/43317
5471 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
5473 2010-03-15 Martin Jambor <mjambor@suse.cz>
5475 PR tree-optimization/43141
5476 * tree-sra.c (create_abstract_origin): New function.
5477 (modify_function): Call create_abstract_origin.
5479 2010-03-15 Chris Demetriou <cgd@google.com>
5481 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
5484 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5487 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
5488 call insert_out_of_ssa_copy for default definitions.
5490 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5492 * graphite-clast-to-gimple.c (my_long_long): Defined.
5493 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
5494 * graphite-sese-to-poly.c (my_long_long): Defined.
5495 (scop_ivs_can_be_represented): Use it.
5497 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5499 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
5500 graphite-max-bbs-per-function, and loop-block-tile-size.
5501 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
5503 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
5505 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5507 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
5508 forward declaration.
5509 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
5510 (add_upper_bounds_from_estimated_nit): New.
5511 (build_loop_iteration_domains): Use it.
5513 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5515 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
5517 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5520 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
5521 should be an INTEGER_CST. Also handle CASE_CONVERT.
5523 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5525 * graphite.c (graphite_initialize): To bound the number of bbs per
5526 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
5527 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
5528 * doc/invoke.texi: Document it.
5530 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5532 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
5533 * graphite-sese-to-poly.h (build_poly_scop): Same.
5535 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5537 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
5538 the number of parameters in the scop. Use as an upper bound
5539 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
5540 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
5541 * doc/invoke.texi: Document it.
5543 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
5545 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
5546 * doc/c-tree.texi: Remove.
5547 * doc/generic.texi: Merge c-tree.texi here.
5548 * doc/gccint.texi (Trees): Remove menu entry.
5549 (c-tree.texi): Remove @include.
5550 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
5551 * doc/languages.texi (Reading RTL): Ditto.
5553 2010-03-12 Steve Ellcey <sje@cup.hp.com>
5556 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
5558 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5561 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
5562 code added to work around reload clobbering CONST insns.
5564 2010-03-12 Jakub Jelinek <jakub@redhat.com>
5566 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
5567 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
5568 (cselib_preserve_only_values): Remove retain argument, don't
5569 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
5570 * cselib.h (cselib_preserve_only_values): Remove retain argument.
5571 * var-tracking.c (micro_operation): Move insn field before union.
5572 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
5573 (struct variable_tracking_info_def): Remove n_mos field, change
5574 mos into a vector of micro_operations.
5575 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
5576 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
5577 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
5578 changing into a vector.
5579 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
5580 come before all other uops generated by add_stores.
5581 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
5583 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
5584 a vector. Run just one pass over the bbs instead of separate counting
5585 and computation phase.
5586 (vt_finalize): Free VTI (bb)->mos vector instead of array.
5589 * tree-inline.c (remap_decls): Put old_var rather than origin_var
5590 into *nonlocalized_list vector.
5591 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
5592 even if origin is non-NULL.
5593 (gen_variable_die): Likewise.
5594 (process_scope_var): Don't change origin.
5595 (gen_decl_die): Likewise.
5596 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
5597 before adding new edges instead of after it, fix moving over
5600 2010-03-11 David S. Miller <davem@davemloft.net>
5602 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
5604 * configure: Rebuild.
5606 2010-03-11 Martin Jambor <mjambor@suse.cz>
5608 PR tree-optimization/43257
5609 * tree.c (assign_assembler_name_if_neeeded): New function.
5610 (free_lang_data_in_cgraph): Assembler name assignment moved to the
5612 * tree.h (assign_assembler_name_if_neeeded): Declare.
5613 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
5614 the function if needed.
5616 2010-03-11 Chris Demetriou <cgd@google.com>
5618 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
5619 include/stdint-gcc.h, and include/stdint.h world-readable.
5621 2010-03-11 Richard Guenther <rguenther@suse.de>
5623 PR tree-optimization/43255
5624 * tree-vrp.c (process_assert_insertions_for): Do not insert
5625 asserts for trivial conditions.
5627 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5629 PR tree-optimization/43280
5630 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
5631 generation. Move calculation of size out of the if branch.
5632 (find_bswap): Modify compare number generation.
5634 2010-03-11 Richard Guenther <rguenther@suse.de>
5637 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
5638 (input_gimple_stmt): Fixup handled component types during
5639 operand read. Also fix up decls in ADDR_EXPRs.
5641 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
5643 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
5644 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
5646 2010-03-10 Jan Hubicka <jh@suse.cz>
5649 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
5650 * varasm.c (get_variable_section): Don't do that here...
5651 (make_decl_rtl): ... and here.
5652 (do_assemble_alias): Produce decl RTL.
5653 (assemble_alias): Likewise.
5655 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5658 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
5659 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
5661 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
5662 (based_loc_descr): Only express drap or vdrap regno based expressions
5663 using DW_OP_fbreg when not optimizing.
5664 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
5665 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
5666 REG_CFA_SET_VDRAP note.
5668 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
5670 PR tree-optimization/43236
5671 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
5672 error in calculation of base address in reverse iteration case.
5673 (generate_builtin): Take number of latch executions if the statement
5676 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
5679 * tree-eh.c: Include pointer-set.h.
5680 (lower_eh_dispatch): Filter out duplicate case labels and
5681 remove the unneeded edge when the label is unused. Return
5682 true when some edges are removed.
5683 (execute_lower_eh_dispatch): When any lowering resulted in
5684 removing an edge, also delete unreachable blocks.
5686 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5689 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
5690 UNSPEC_MACHOPIC_OFFSET.
5692 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
5695 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5696 (m68k_delegitimize_address): New function.
5698 2010-03-09 Jakub Jelinek <jakub@redhat.com>
5701 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
5704 * var-tracking.c (adjust_sets): New function.
5705 (count_with_sets, add_with_sets): Use it.
5706 (get_adjusted_src): New inline function.
5707 (add_stores): Use it.
5710 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
5711 call cselib_dummy_expand_value_rtx_cb instead of
5712 cselib_expand_value_rtx_cb.
5715 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
5716 * config/i386/i386.c: Include debug.h and dwarf2out.h.
5717 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
5718 and .cfi_endproc around the pic thunks.
5719 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
5720 all queued unwind info register saves are saved before the call.
5721 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
5722 considered as sp-=4 for unwind info and the pop as sp+=4 which
5723 also clobbers dest, but doesn't actually restore it.
5726 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
5727 RTX_FRAME_RELATED_P.
5729 2010-03-09 Jie Zhang <jie@codesourcery.com>
5731 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
5732 whitespaces in output template.
5734 2010-03-09 Jie Zhang <jie@codesourcery.com>
5736 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
5739 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5741 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
5742 builtins.exp in a separate job.
5744 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5746 * graphite-sese-to-poly.c (add_param_constraints): Use
5747 lower_bound_in_type and upper_bound_in_type.
5749 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5751 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
5752 instead of unsigned_type_node.
5754 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5755 Reza Yazdani <reza.yazdani@amd.com>
5758 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
5759 on pointer type parameters.
5761 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5765 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
5766 handle conversions from pointer to integers.
5767 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
5768 induction variable, to be able to work with code generated by CLooG.
5769 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
5770 (build_poly_scop): Bail out if we cannot codegen a loop.
5772 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5774 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
5775 code generation with gloog_error.
5777 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5779 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
5780 Call fold_convert on all the returned values.
5781 (expand_scalar_variables_expr): Pass to
5782 expand_scalar_variables_ssa_name the type of the resulting expression.
5784 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5786 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
5787 ppl_min_for_le_pointset.
5788 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
5789 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
5791 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5793 * graphite-dependences.c (map_into_dep_poly): Removed.
5794 (dependence_polyhedron_1): Use combine_context_id_scat.
5796 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5798 * graphite-poly.h (struct poly_scattering): Add layout documentation.
5799 (struct poly_bb): Same.
5800 (combine_context_id_scat): New.
5802 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5805 * sese.c (name_defined_in_loop_p): Return false for default
5808 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5810 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
5811 and clean up the logic.
5813 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5815 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
5818 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5820 * var-tracking.c (remove_cselib_value_chains): Define only for
5822 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
5823 delete_slot_part, emit_notes_for_differences_1): Don't call
5824 remove_cselib_value_chains here.
5825 (set_slot_part, emit_notes_for_differences_2): Don't call
5826 add_cselib_value_chains here.
5827 (preserved_values): New vector.
5828 (preserve_value): New function.
5829 (add_uses, add_stores, vt_add_function_parameters): Use it
5830 instead of cselib_preserve_value.
5831 (changed_values_stack): New vector.
5832 (check_changed_vars_0): New function.
5833 (check_changed_vars_1, check_changed_vars_2): Use it.
5834 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
5835 changed_values_stack VALUEs.
5836 (vt_emit_notes): For all preserved_values call
5837 add_cselib_value_chains. If ENABLE_CHECKING call
5838 remove_cselib_value_chains before verifying value_chains is empty.
5839 Initialize and free changed_values_stack.
5840 (vt_initialize): Initialize preserved_values.
5841 (vt_finalize): Free preserved_values.
5843 2010-03-08 Richard Guenther <rguenther@suse.de>
5845 PR tree-optimization/43269
5846 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
5849 2010-03-08 Martin Jambor <mjambor@suse.cz>
5851 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
5852 (ipa_is_param_called): Removed.
5853 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
5854 (ipa_print_node_params): Do not print the called flag.
5855 (ipa_write_node_info): Do not stream the called flag.
5856 (ipa_read_node_info): Likewise.
5858 2010-03-07 Jakub Jelinek <jakub@redhat.com>
5861 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
5862 * cselib.c (struct expand_value_data): Add dummy field.
5863 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
5865 (cselib_dummy_expand_value_rtx_cb): New function.
5866 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
5868 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
5869 * var-tracking.c: Include pointer-set.h.
5870 (variable): Change n_var_parts to char from int. Add
5871 cur_loc_changed and in_changed_variables fields.
5872 (variable_canonicalize): Remove.
5873 (shared_var_p): New inline function.
5874 (unshare_variable): Maintain cur_loc_changed and
5875 in_changed_variables fields. If var was in changed_variables,
5876 replace it there with new_var. Just copy cur_loc instead of
5877 resetting it to something else.
5878 (variable_union): Don't recompute cur_loc. Use shared_var_p.
5879 (dataflow_set_union): Don't call variable_canonicalize.
5880 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
5881 of their DEBUG_EXPR_TREE_DECLs.
5882 (canonicalize_loc_order_check): Verify that cur_loc is NULL
5883 and in_changed_variables and cur_loc_changed is false.
5884 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
5885 and cur_loc_changed. Don't update cur_loc here.
5886 (variable_merge_over_src): Don't call variable_canonicalize.
5887 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
5888 removing loc that is equal to cur_loc, clear cur_loc,
5889 set cur_loc_changed and ensure variable_was_changed is called.
5890 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
5891 compare pointers in cur_loc check, if it is equal to loc,
5892 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
5893 (variable_different_p): Remove compare_current_location argument,
5894 don't compare cur_loc.
5895 (dataflow_set_different_1): Adjust variable_different_p caller.
5896 (variable_was_changed): If dv had some var in changed_variables
5897 already, reset in_changed_variables flag for it and propagate
5898 cur_loc_changed over to the new variable. On empty var
5899 always set cur_loc_changed. Set in_changed_variables on whatever
5900 var is added to changed_variables.
5901 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
5902 Use shared_var_p. When removing loc that is equal to cur_loc,
5903 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
5904 end, don't set it to something else, just call variable_was_changed.
5905 (delete_slot_part): Use shared_var_p. When cur_loc equals to
5906 loc being removed, clear cur_loc and set cur_loc_changed.
5907 Set cur_loc_changed if all locations have been removed.
5908 (struct expand_loc_callback_data): New type.
5909 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
5910 allocated. Always create SUBREGs if simplify_subreg failed.
5911 Prefer to use cur_loc, when that fails and still in
5912 changed_variables (and seen first time) recompute it. Set
5913 cur_loc_changed of variables which had to change cur_loc and
5914 compute elcd->cur_loc_changed if any of the subexpressions used
5915 had to change cur_loc.
5916 (vt_expand_loc): Adjust to pass arguments in
5917 expand_loc_callback_data structure.
5918 (vt_expand_loc_dummy): New function.
5919 (emitted_notes): New variable.
5920 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
5921 that weren't used for any other decl in current
5922 emit_notes_for_changes call call vt_expand_loc_dummy to update
5923 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
5924 first loc_chain location if NULL before. Always use just
5925 cur_loc instead of first loc_chain location. When cur_loc_changed
5926 is false, when not --enable-checking=rtl just don't emit any note.
5927 When rtl checking, compute the note and assert it is the same
5928 as previous note. Clear cur_loc_changed and in_changed_variables
5929 at the end before removing from changed_variables.
5930 (check_changed_vars_3): New function.
5931 (emit_notes_for_changes): Traverse changed_vars to call
5932 check_changed_vars_3 on each changed var.
5933 (emit_notes_for_differences_1): Clear cur_loc_changed and
5934 in_changed_variables. Recompute cur_loc of new_var.
5935 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
5936 (vt_emit_notes): Initialize and destroy emitted_notes.
5938 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
5940 PR rtl-optimization/42220
5941 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
5942 Use verify_reg_tracked to determine if we should use OP_OUT rather
5944 (build_def_use): If we see an in-out operand for a register that we
5945 know nothing about, treat is an output if possible, fail the block if
5948 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5951 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
5954 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5957 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
5958 uses of relevant DEFs that are dead outside the loop too.
5960 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5962 * var-tracking.c (dataflow_set_merge): Swap src and src2.
5964 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5966 * var-tracking.c (values_to_unmark): New variable.
5967 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5968 values_to_unmark vector. Moved body to...
5969 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5970 instead queue it into values_to_unmark vector.
5971 (vt_find_locations): Free values_to_unmark vector.
5973 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
5975 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
5976 (site.exp): Export them when plugins are enabled.
5978 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
5981 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
5983 (chrec_fold_multiply): Same.
5985 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5988 * c-decl.c (build_compound_literal): Return early if init is
5991 2010-03-04 Martin Jambor <mjambor@suse.cz>
5993 PR tree-optimization/43164
5994 PR tree-optimization/43191
5995 * tree-sra.c (type_consists_of_records_p): Reject records with
5996 zero-size bit-fields at the end.
5998 2010-03-04 Mike Stump <mikestump@comcast.net>
6000 * Makefile.in (TAGS): Remove *.y.
6002 2010-03-04 Richard Guenther <rguenther@suse.de>
6004 PR tree-optimization/40761
6005 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
6007 (my_rev_post_order_compute): New function.
6008 (init_pre): Call it.
6010 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
6013 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
6014 decrease the cost of an IV candidate when the cost is infinite.
6016 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6018 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
6019 Use '3DNow!' for the extension of that name, ensure normal space
6021 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
6023 2010-03-03 Jeff Law <law@redhat.com>
6025 * PR middle-end/32693
6026 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
6027 than gen_rtx_SUBREG.
6028 (extract_bit_field_1): Likewise.
6030 2010-03-03 Janis Johnson <janis187@us.ibm.com>
6032 * doc/sourcebuild.texi (Test directives): Document that arguments
6033 include-opts and exclude-opts are now optional for dg-skip-if,
6034 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
6036 2010-03-03 Jason Merrill <jason@redhat.com>
6039 * cgraph.h (varpool_node): Add extra_name field.
6040 * varpool.c (varpool_extra_name_alias): New.
6041 (varpool_assemble_decl): Emit extra name aliases.
6042 (varpool_mark_needed_node): Look past an extra name alias.
6043 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
6044 * lto-streamer-in.c (lto_input_tree): Read it.
6045 * lto-streamer-out.c (output_unreferenced_globals): Write it.
6047 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
6049 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
6050 (sparc*-*-solaris2*): ...this.
6052 2010-03-03 Jakub Jelinek <jakub@redhat.com>
6055 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
6056 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
6057 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
6058 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
6061 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
6062 fallthrough to default handling, just with want_address 0 instead of 2.
6063 For single element lists, add_AT_loc directly, otherwise create an
6064 artificial variable DIE and stick location list to it.
6067 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
6068 (VAL_EXPR_HAS_REVERSE): Define.
6069 (reverse_op): New function.
6070 (add_stores): For reversible operations add an extra MO_VAL_USE.
6072 2010-03-02 Jason Merrill <jason@redhat.com>
6074 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
6076 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
6078 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
6079 (sparc64-*-linux*): Likewise.
6080 (sparc64-*-solaris2*): Include assembler files before linker ones.
6081 (sparc-*-solaris2*): Simplify and reorder to match previous case.
6082 * config/sparc/gas.h: Delete.
6083 * config/sparc/sol2-64.h: Add copyright notice.
6084 * config/sparc/sol2-gas-bi.h: Likewise.
6085 * config/sparc/sol2-gld.h: Likewise.
6086 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
6087 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
6088 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
6089 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
6090 (sparc_elf_asm_named_section): Rename into...
6091 (sparc_solaris_elf_asm_named_section): ...this. Always define.
6093 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
6095 * config/alpha/alpha.c (override_options): Fix -mtune error message.
6097 2010-03-02 Jeff Law <law@redhat.com>
6100 * reload1.c (rtx_p, substitute_stack): Declare.
6101 (substitute): Record addresses of changed rtxs.
6102 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
6103 Restore the original rtx when complete.
6104 (reload): Free subsitute_stack when complete.
6106 2010-03-02 Janis Johnson <janis187@us.ibm.com>
6108 * doc/gccint.texi (menu): Add Testsuites as a chapter.
6109 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
6111 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
6112 LTO Testing, gcov Testing, profopt Testing, compat Testing,
6113 Torture Tests): Change from subsection to section.
6115 2010-03-02 Jakub Jelinek <jakub@redhat.com>
6116 Steven Bosscher <steven@gcc.gnu.org>
6118 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
6121 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
6124 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
6125 the assignment from the new induction variable to the assignment
6126 of the value from the original loop PHI function.
6128 2010-03-01 Janis Johnson <janis187@us.ibm.com>
6129 Daniel Jacobowitz <dan@codesourcery.com>
6131 * doc/sourcebuild.texi (Test directives): Clarify options to
6134 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6136 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
6137 Disable cfi directives unless GCC and gas agree on using read-only
6138 .eh_frame sections for 64-bit.
6139 * configure: Regenerate.
6141 2010-03-01 Richard Guenther <rguenther@suse.de>
6143 PR tree-optimization/43220
6144 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
6145 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
6147 2010-03-01 Richard Guenther <rguenther@suse.de>
6148 Martin Jambor <mjambor@suse.cz>
6151 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
6152 gimplified parameters.
6154 2010-03-01 Christian Bruel <christian.bruel@st.com>
6156 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
6158 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
6160 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
6162 2010-03-01 Richard Guenther <rguenther@suse.de>
6165 * expr.c (expand_assignment): Use the alias-oracle to tell
6166 if the rhs aliases the result decl.
6168 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6171 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
6172 to sol_gt_pch_get_address.
6173 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
6174 64-bit, SPARC and x86.
6175 (sol_gt_pch_get_address): New function.
6177 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
6179 * toplev.h (inform_n, error_n): Declare.
6180 * diagnostic.c (inform_n, error_n): New function.
6182 2010-03-01 Jakub Jelinek <jakub@redhat.com>
6184 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
6185 has no rtl yet when processing local_decls, queue it and recheck
6186 if deferred stack allocation hasn't assigned it rtl.
6188 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6190 * config/sh/sh.c (unspec_bbr_uid): New.
6191 (gen_block_redirect): Use it instead of INSN_UID.
6192 (gen_far_branch): Likewise.
6194 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
6196 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
6197 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
6199 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6201 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
6202 (Warning Options): -Wno-conversion-null is valid for
6203 Objective-C++ as well.
6204 * doc/tm.texi (Named Address Spaces): Likewise.
6205 * doc/plugins.texi (Plugins): Replace TABs with spaces.
6206 * doc/tree-ssa.texi (Tree SSA): Likewise.
6208 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6211 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
6212 by default. Don't set the default arch for
6213 i[34567]86-*-darwin*|x86_64-*-darwin*.
6215 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6218 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
6219 default. Set the default 32bit/64bit archs with $with_arch
6220 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
6222 2010-02-27 Richard Guenther <rguenther@suse.de>
6224 PR tree-optimization/43186
6225 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
6226 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
6227 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
6228 unroller iterations.
6230 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6232 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
6233 required and i[34567]86-*-* targets don't support 64bit ISA.
6235 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
6238 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6241 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6243 * config.gcc: Set the default arch at least to Prescott for
6244 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
6245 if SSE math is enabled.
6247 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6249 * diagnostic.c (diagnostic_initialize): Update.
6250 (diagnostic_report_diagnostic): Test inhibit_notes_p for
6252 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
6253 (diagnostic_inhibit_notes): New.
6254 * toplev.c (process_options): inhibit notes with -fcompare-debug.
6256 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6259 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
6260 * doc/standards.texi: Likewise.
6261 * doc/extend.texi: Likewise.
6262 * doc/trouble.texi: Likewise.
6263 * doc/cppopts.texi: Likewise.
6264 * doc/install.texi: Likewise.
6265 * c.opt (std=c90,std=gnu90): New options.
6266 * c-opts.c (c_common_handle_option): Handle them.
6268 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6271 * c-decl.c (undeclared_variable): Use an informative note.
6273 2010-02-26 Richard Guenther <rguenther@suse.de>
6275 PR tree-optimization/43186
6276 * gimple.h (gimple_fold): Remove.
6277 * gimple.c (gimple_fold): Remove. Inline into single user ...
6278 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
6279 Try harder for conditions.
6281 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6284 * function.c (used_types_insert): Don't skip through named pointer
6285 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
6286 and it is different from the main variant's type.
6288 2010-02-26 Nick Clifton <nickc@redhat.com>
6290 * config/rx/rx.md (sminsi3): Remove bogus alternative.
6292 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6294 * config.gcc: Support --with-fpmath=sse for x86.
6296 * config/i386/ssemath.h: New.
6298 * doc/install.texi (--with-fpmath=sse): Documented.
6300 2010-02-26 Richard Guenther <rguenther@suse.de>
6302 PR tree-optimization/43188
6303 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
6304 vector types of over-aligned element type.
6306 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
6309 * config/i386/i386.c (expand_vec_perm_blend): Use correct
6310 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
6312 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
6314 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
6316 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6318 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
6319 * var-tracking.c: Include diagnostic.h.
6320 (debug_dv): New function.
6321 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
6324 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
6325 (add_value_chain, add_value_chains, remove_value_chain,
6326 remove_value_chains): Handle DEBUG_EXPRs.
6327 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
6330 * regcprop.c (struct queued_debug_insn_change): New type.
6331 (struct value_data_entry): Add debug_insn_changes field.
6332 (struct value_data): Add n_debug_insn_changes field.
6333 (debug_insn_changes_pool): New variable.
6334 (free_debug_insn_changes, apply_debug_insn_changes,
6335 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
6336 (kill_value_one_regno): Call free_debug_insn_changes if needed.
6337 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
6339 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
6341 (copyprop_hardreg_forward_1): Don't call apply_change_group for
6342 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
6343 changes, call cprop_find_used_regs via note_stores.
6344 (copyprop_hardreg_forward): When copying vd from predecessor
6345 which has any queued DEBUG_INSN changes, make sure the pointers are
6346 cleared. At the end call df_analyze and then if there are any
6347 DEBUG_INSN changes queued at the end of some basic block for still
6348 live registers, apply them.
6349 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
6351 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
6353 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
6356 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
6358 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
6359 targets. Set the default with_cpu/with_arch from arch/cpu.
6360 Allow x86-64 and native for with_cpu/with_arch.
6362 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
6364 * ebitmap.c: Change calls to verify_popcount with calls to
6365 sbitmap_verify_popcount.
6366 (ebitmap_clear_bit): Fixed map->cacheindex test and
6367 map>cache update when bit clearing results in an empty
6370 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6373 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
6374 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
6375 and support both V2DF and V2DI modes.
6376 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
6377 support both V2DF and V2DI modes.
6378 (general): Delete trailing whitespace from a few patterns.
6380 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6381 V2DF/V2DI interleave high/low builtins.
6383 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
6386 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
6387 interleave high/low functions.
6389 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
6391 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
6392 #pragma extern_prefix.
6394 2010-02-25 Jakub Jelinek <jakub@redhat.com>
6397 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
6398 BLKmode, assert op0 is a MEM and just adjust its mode.
6401 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
6402 if bitpos isn't multiple of mode's bitsize.
6404 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6406 * c.opt (-ftemplate-depth=): New.
6407 (-ftemplate-depth-): Deprecate.
6408 * optc-gen.awk: Handle -ftemplate-depth=.
6409 * opth-gen.awk: Likewise.
6410 * c-opts.c (c_common_handle_option): Likewise.
6411 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
6413 2010-02-24 Jason Merrill <jason@redhat.com>
6415 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
6417 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6419 * cfg.c (alloc_aux_for_block): Remove inline.
6420 (alloc_aux_for_edge): Likewise.
6422 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6424 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
6426 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6428 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
6429 * config/i386/sol2-gas.h: New file.
6430 * config.gcc (i[34567]86-*-solaris2*): Use it.
6432 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6435 * c-typeck.c (ep_convert_and_check): New.
6436 (build_conditional_expr): Use it.
6437 (build_binary_op): Likewise.
6439 2010-02-24 Jakub Jelinek <jakub@redhat.com>
6441 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
6444 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
6445 bounds even for -O+.
6446 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
6447 expr needs to have DECL_NAME set.
6449 2010-02-24 Nick Clifton <nickc@redhat.com>
6451 * config/mep/mep.c: Include gimple.h.
6452 (mep_function_uses_sp): Delete unused function.
6453 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
6454 parameters. Use unsigned integers to count args. Return a
6455 NULL_RTX instead of an error_mark_node. Toidy up formatting.
6457 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6460 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
6461 greater or equal to nelt instead of 2 * nelt.
6462 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
6465 2010-02-23 Jason Merrill <jason@redhat.com>
6468 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
6469 in cfun->local_decls even if they have register types.
6472 * stor-layout.c (place_field): Don't warn about unnecessary
6473 DECL_PACKED if the type is packed.
6475 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6478 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
6479 GOTOFF relocs, even when the base reg isn't pic pointer.
6481 2010-02-23 Michael Matz <matz@suse.de>
6484 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
6485 (expand_gimple_basic_block): Generate and use debug temps if there
6486 are debug uses left after the last real use of TERed ssa names.
6487 Unlink debug immediate uses when they are expanded.
6489 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
6492 * config/i386/i386.c (override_options): Reorganise to provide
6493 better error messages.
6495 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6498 * graphite-scop-detection.c (create_single_exit_edge): Move
6499 the call to find_single_exit_edge to....
6500 (create_sese_edges): ...here. Don't handle multiple edges
6501 exiting the function.
6502 (build_graphite_scops): Don't handle multiple edges
6503 exiting the function.
6505 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6508 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
6509 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
6511 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6514 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
6516 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
6519 * c-typeck.c (convert_arguments): Print declaration location.
6520 * c-common.c (validate_nargs): Rename as
6521 builtin_function_validate_nargs.
6522 (check_builtin_function_arguments): Update.
6524 2010-02-22 Richard Guenther <rguenther@suse.de>
6527 * tree-inline.c (declare_return_variable): Use the type of
6528 the call stmt lhs if available.
6530 2010-02-22 Duncan Sands <baldrick@free.fr>
6532 * passes.c (register_pass): Always consider all pass lists when
6533 ref_pass_instance_number is zero.
6535 2010-02-22 Richard Guenther <rguenther@suse.de>
6537 PR tree-optimization/42749
6538 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
6539 parameter. Do arithmetic in the original type.
6540 (update_accumulator_with_ops): Likewise.
6541 (adjust_accumulator_values): Adjust.
6543 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6545 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
6546 (QI to BLKmode splitter): New splitter.
6548 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
6550 * config/i386/i386.c (initial_ix86_tune_features): Turn on
6551 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
6553 2010-02-22 Richard Guenther <rguenther@suse.de>
6555 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
6557 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
6559 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
6560 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
6561 ($(T)crti.o, $(T)crtn.o): Remove rules.
6563 2010-02-21 Tobias Burnus <burnus@net-b.de>
6566 * doc/invoke.texi (-fassociative-math): Document that this
6567 option is automatically enabled for Fortran.
6569 2010-02-20 David S. Miller <davem@davemloft.net>
6571 * configure.ac: Test if linker and assembler properly support
6572 GOTDATA_OP relocations.
6573 * configure: Rebuild.
6574 * config.in: Likewise.
6575 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
6576 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
6577 (movsi_high_pic): Likewise.
6578 (movdi_lo_sum_pic): Likewise.
6579 (movdi_high_pic): Likewise.
6580 (movsi_pic_gotdata_op): New pattern.
6581 (movdi_pic_gotdata_op): Likewise.
6582 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
6583 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
6585 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
6588 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
6589 attribute to ssemul.
6590 (xop_mulv2div2di3_high): Ditto.
6592 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6595 * c.opt (Wconversion-null): New option.
6596 * doc/invoke.texi (Wconversion-null): Document.
6598 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6600 * common.opt (Wlarger-than-): Add Undocumented.
6602 2010-02-19 Mike Stump <mikestump@comcast.net>
6604 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
6606 2010-02-19 Jason Merrill <jason@redhat.com>
6609 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
6610 * configure: Likewise.
6612 2010-02-20 Alan Modra <amodra@gmail.com>
6615 * cgraph.h (cgraph_make_decl_local): Declare.
6616 * cgraph.c (cgraph_make_decl_local): New function.
6617 (cgraph_make_node_local): Use it.
6618 * cgraphunit.c (cgraph_function_versioning): Likewise.
6619 * ipa.c (function_and_variable_visibility): Likewise.
6621 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6624 * except.c (sjlj_emit_function_enter): Don't call
6625 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
6627 * rtl.h (add_reg_br_prob_note): Remove prototype.
6629 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6632 * c-common.c (conversion_warning): Remove widening conversions
6633 before checking the conversion of integers to reals.
6635 2010-02-19 Mike Stump <mikestump@comcast.net>
6638 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
6641 * cgraphunit.c (process_function_and_variable_attributes): Check
6642 DECL_PRESERVE_P instead of looking up attribute "used".
6643 * ipa-pure-const.c (check_decl): Likewise.
6644 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
6645 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
6646 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
6647 instead of attribute "used".
6648 * config/sol2-c.c (solaris_pragma_init): Likewise.
6649 (solaris_pragma_fini): Likewise.
6651 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6653 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
6654 Use XCNEW instead of xcalloc.
6655 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
6656 XNEW instead of xmalloc.
6657 (get_fields): Use XNEWVEC instead of xmalloc.
6660 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
6661 populate vars array.
6662 (create_new_general_access): For debug stmts just reset value.
6663 (get_stmt_accesses): For accesses within debug stmts just record them
6664 using add_access_to_acc_sites instead of preventing the peeling or
6665 counting them as accesses.
6668 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
6670 2010-02-19 Richard Guenther <rguenther@suse.de>
6672 PR tree-optimization/42916
6673 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
6676 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
6678 * configure.ac: Replace all uses of changequote in macro arguments
6679 with proper quoting.
6681 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6684 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
6686 2010-02-19 Richard Guenther <rguenther@suse.de>
6688 PR tree-optimization/42944
6689 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
6690 test for aliasing with errno.
6692 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6695 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
6696 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
6697 * dojump.c: Include output.h.
6698 (inv): New inline function.
6699 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
6700 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
6701 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
6702 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
6703 argument, pass it down to other calls.
6704 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
6705 add REG_BR_PROB note to the conditional jump.
6706 * cfgexpand.c (add_reg_br_prob_note): Removed.
6707 (expand_gimple_cond): Don't call it, add the probability
6708 as last argument to jumpif_1/jumpifnot_1.
6709 * Makefile.in (dojump.o): Depend on output.h.
6710 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
6712 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
6713 * stmt.c (do_jump_if_equal): Likewise.
6714 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
6715 * loop-unswitch.c (compare_and_jump_seq): Likewise.
6716 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
6718 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
6719 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
6720 jumpifnot_1 callers.
6721 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
6723 (store_expr): Adjust jumpifnot caller.
6724 (store_constructor): Adjust jumpif caller.
6727 * gimplify.c (gimple_boolify): For __builtin_expect call
6728 gimple_boolify also on its first argument.
6730 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
6732 * configure.ac (gnu-unique-object): Wrap regexps using [] in
6734 (__stack_chk_fail): Ditto. Remove quadrigraphs.
6735 * configure: Regenerated.
6737 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6739 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
6740 lang_hooks.types_compatible_p instead of comptypes.
6742 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
6744 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
6745 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
6746 if __prefer_thumb__ is defined.
6748 2010-02-18 Martin Jambor <mjambor@suse.cz>
6750 PR tree-optimization/43066
6751 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
6752 array with zero-sized element type.
6754 2010-02-18 Jakub Jelinek <jakub@redhat.com>
6756 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
6757 rtx, allocate struct var_loc_node here and return it to the
6758 caller, and only if it is actually needed.
6759 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
6760 move it earlier and return immediately if it returns NULL.
6762 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
6764 * config/sparc/gas.h: New file. Restore
6765 TARGET_ASM_NAMED_SECTION to its ELF default.
6766 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
6768 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6769 Likewise. Add ATTRIBUTE_UNUSED to prototype.
6770 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
6771 after sparc/sysv4.h.
6773 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
6775 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
6777 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
6779 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
6780 patterns from predicated pattern.
6782 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
6785 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
6786 for insn mnemonic suffix.
6788 2010-02-17 Richard Guenther <rguenther@suse.de>
6790 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
6793 2010-02-17 Jakub Jelinek <jakub@redhat.com>
6796 * caller-save.c (save_call_clobbered_regs): If BB ends with
6797 a DEBUG_INSN, move any notes in between last real insn and the last
6798 DEBUG_INSN after the last DEBUG_INSN.
6800 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
6802 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
6803 Fix return type. Fix argument type. Explain meaning of return value.
6805 2010-02-16 Richard Guenther <rguenther@suse.de>
6807 PR tree-optimization/41043
6808 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
6809 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
6811 (vrp_visit_phi_node): ... but only for loop PHI nodes.
6813 2010-02-16 Ira Rosen <irar@il.ibm.com>
6815 PR tree-optimization/43074
6816 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
6817 * tree-vect-loop.c (vect_analyze_loop_operations): Add
6818 vectorizable cycles in hybrid SLP check.
6819 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
6821 2010-02-16 Richard Guenther <rguenther@suse.de>
6823 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
6824 (true_dependence): If memrefs_conflict_p computes must-alias
6825 trust it. Move TBAA check after offset-based disambiguation.
6826 (canon_true_dependence): Likewise.
6828 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
6830 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
6831 * doc/invoke.texi: Document it.
6832 * var-tracking.c: Include toplev.h and params.h.
6833 (vt_find_locations): Return bool indicating success. Compute
6834 hash sizes unconditionally. Check new parameter, report.
6835 (variable_tracking_main_1): Check vt_find_locations results and
6836 retry. Renamed from...
6837 (variable_tracking_main): ... this. New wrapper to preserve
6838 flag_var_tracking_assignments.
6839 * Makefile.in (var-tracking.o): Adjust dependencies.
6841 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
6842 Jakub Jelinek <jakub@redhat.com>
6845 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
6846 if weak_import attribute is present.
6847 * config/darwin.c (machopic_select_section): Likewise.
6849 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
6851 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
6852 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
6853 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
6854 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
6856 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
6859 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
6862 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
6863 Rewrite text to refer to the names.
6865 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
6867 * config/i386/i386-builtin-types.def
6868 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
6869 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
6870 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
6871 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
6872 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
6873 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
6874 IX86_BUILTIN_VPERMIL2PS256.
6875 (MULTI_ARG_4_DF2_DI_I): Defined.
6876 (MULTI_ARG_4_DF2_DI_I1): Defined.
6877 (MULTI_ARG_4_SF2_SI_I): Defined.
6878 (MULTI_ARG_4_SF2_SI_I1): Defined.
6879 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
6880 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
6881 __builtin_ia32_vpermil2ps256.
6882 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6883 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6884 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
6885 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6886 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6887 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
6888 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
6889 CODE_FOR_xop_vpermil2v8sf3.
6890 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
6891 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
6892 * config/i386/xopintrin.h (_mm_permute2_pd): New.
6893 (_mm256_permute2_pd): New.
6894 (_mm_permute2_ps): New.
6895 (_mm256_permute2_ps): New.
6897 2010-02-15 Nick Clifton <nickc@redhat.com>
6899 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
6900 boolean parameters. Use emit_jump_insn when emitting a pop
6901 instruction containing a return insn.
6902 (push): Use 'true' rather than '1' as second parameter to F.
6903 (h8300_expand_prologue): Likewise.
6904 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
6905 (h8300_expand_epilogue): Likewise.
6907 2010-02-15 Richard Guenther <rguenther@suse.de>
6910 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
6913 2010-02-15 Nick Clifton <nickc@redhat.com>
6915 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
6918 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
6920 * intl.c (fake_ngettext): New function.
6921 * intl.h (fake_ngettext): Declare.
6922 (ngettext): Define macro.
6923 * collect2.c (notice_translated): New function.
6924 (main): Use notice_translated and ngettext.
6925 * collect2.h (notice_translated): Declare.
6927 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
6929 * reorg.c (delete_computation): Comment fixes.
6930 * caller-save.c (setup_save_areas): Idem.
6931 * sel-sched-dump.c (dump_lv_set): Idem.
6934 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6936 * config/s390/s390.c (s390_sched_init): New function.
6937 (TARGET_SCHED_INIT): Target hook defined.
6939 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
6940 Jack Howarth <howarth@bromo.med.uc.edu>
6941 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6944 Partial revert of unintended change in fix for PR41605.
6945 * config/darwin.h: Fix typo.
6946 * config/darwin9.h: Same.
6948 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6950 * c-pch.c (pch_init): Clear v.
6952 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6955 * graphite-scop-detection.c (graphite_can_represent_scev): Call
6956 graphite_can_represent_init for MULT_EXPR.
6958 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6962 * graphite-sese-to-poly.c (remove_phi): New.
6963 (translate_scalar_reduction_to_array): Call remove_phi.
6965 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6968 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
6969 * graphite-clast-to-gimple.h (gloog): Update declaration.
6970 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
6971 * graphite-poly.h (struct poly_bb): Add missing comments.
6972 (struct scop): Add poly_scop_p field.
6974 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
6975 * graphite.c (graphite_transform_loops): Build the polyhedral
6976 representation for each scop before code generation.
6977 * sese.c (rename_variables_in_operand): Removed.
6978 (rename_variables_in_expr): Return the renamed expression.
6979 (rename_sese_parameters): New.
6980 * sese.h (rename_sese_parameters): Declared.
6982 2010-02-11 Richard Guenther <rguenther@suse.de>
6984 PR tree-optimization/42998
6985 * tree-ssa-pre.c (create_expression_by_pieces): Treat
6986 POINTER_PLUS_EXPR properly.
6988 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6989 Changpeng Fang <changpeng.fang@amd.com>
6992 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
6993 the cost of an IV candidate when the IV is used in a test against zero.
6995 * gcc.dg/tree-ssa/ivopts-3.c: New.
6997 2010-02-11 Richard Guenther <rguenther@suse.de>
7000 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
7001 pointer-vs-decl case by swapping refs. Handle some cases
7002 of pointer-vs-decl disambiguations more conservatively.
7003 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
7004 to false after expanding.
7006 2010-02-11 Richard Guenther <rguenther@suse.de>
7009 * gcc.c (process_command): Handle LTO file@offset case more
7012 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7014 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
7015 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
7017 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
7019 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
7020 if MEM's mode size isn't DWARF2_ADDR_SIZE.
7021 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
7022 Optimize eq/ne comparisons when both arguments are known to be
7024 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
7025 Don't mask operands unnecessarily if they are known to be already
7028 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
7030 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
7033 2010-02-10 Richard Guenther <rguenther@suse.de>
7035 PR tree-optimization/43017
7036 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
7037 for wrapping signed arithmetic.
7039 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7042 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
7043 if no debug info should be emitted for it.
7045 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
7047 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
7048 note when flag_exceptions is set.
7050 2010-02-10 Duncan Sands <baldrick@free.fr>
7052 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
7054 2010-02-10 Richard Guenther <rguenther@suse.de>
7057 * tree.c (get_unwidened): Handle constants.
7058 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
7060 2010-02-10 Martin Jambor <mjambor@suse.cz>
7063 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
7064 check for variable argument counts independently.
7066 2010-02-10 Christian Bruel <christian.bruel@st.com>
7069 * config/sh/sh.c (find_barrier): Increase length for non delayed
7070 conditional branches.
7072 2010-02-10 Christian Bruel <christian.bruel@st.com>
7074 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
7076 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7078 * builtins.c (set_builtin_user_assembler_name): Also handle
7079 ffs if int is smaller than word.
7081 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
7084 * ira-conflicts.c (get_dup): Remove.
7085 (process_reg_shuffles): Add new parameter. Use it as an
7086 additional guard for copy generation.
7087 (add_insn_allocno_copies): Rewrite.
7089 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
7091 * common.opt (fsched2-use-traces): Preserved for backward
7093 * doc/invoke.texi: Remove the documentation about option
7094 -fsched2-use-traces.
7095 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
7096 flag_sched2_use_traces.
7097 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
7098 the backward compatibility flag section.
7100 2010-02-09 Richard Guenther <rguenther@suse.de>
7102 PR tree-optimization/43008
7103 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
7104 make HEAP variables initialized from global memory if they
7105 are not known builtin functions.
7106 (find_func_aliases): Adjust.
7108 2010-02-09 Richard Guenther <rguenther@suse.de>
7110 PR tree-optimization/43000
7111 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
7112 arithmetic manually.
7114 2010-02-08 Jakub Jelinek <jakub@redhat.com>
7116 PR tree-optimization/42931
7117 * tree-loop-linear.c (try_interchange_loops): Don't call
7118 double_int_mul if estimated_loop_iterations failed.
7120 2010-02-08 Martin Jambor <mjambor@suse.cz>
7123 * tree-sra.c (build_accesses_from_assign): Do not mark in
7124 should_scalarize_away_bitmap if stmt has volatile ops.
7125 (sra_modify_assign): Do not process assigns piecemeal if if stmt
7128 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
7130 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
7132 2010-02-07 Adam Nemet <adambnmet@gmail.com>
7134 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
7137 2010-02-07 Andrew Pinski <pinskia@gmail.com>
7140 * df-core.c (df_finish_pass): Change type of saved_flags to int.
7142 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7145 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
7146 to unknown_dependence.
7147 (graphite_legal_transform_dr): Handle the unknown_dependence.
7148 (graphite_carried_dependence_level_k): Same.
7150 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7152 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
7154 2010-02-07 Richard Guenther <rguenther@suse.de>
7157 * expr.c (get_inner_reference): Always initialize *pbitsize.
7159 2010-02-07 Richard Guenther <rguenther@suse.de>
7162 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
7163 new ARRAY_REFs on variable size element or minimal index arrays.
7165 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
7166 gimple_fold_indirect_ref.
7168 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
7171 * arm.c (arm_override_options): Just return if the user has specified
7172 an invalid fpu name.
7174 2010-02-03 Jason Merrill <jason@redhat.com>
7177 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
7178 i386_pe_maybe_record_exported_symbol.
7180 2010-02-05 Steve Ellcey <sje@cup.hp.com>
7183 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7184 (pa_delegitimize_address): New function.
7186 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
7188 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
7189 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
7191 2010-02-05 Richard Guenther <rguenther@suse.de>
7194 * lto-streamer-in.c (get_resolution): Deal with references
7195 to undefined functions.
7197 2010-02-05 Richard Guenther <rguenther@suse.de>
7199 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
7200 (fold_const_aggregate_ref): Likewise.
7201 (ccp_fold_stmt): Substitute loads.
7202 (maybe_fold_reference): Verify types before substituting.
7204 (fold_gimple_assign): Unshare properly.
7205 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
7207 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
7209 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
7210 for rs6000_gen_cell_microcode.
7212 2010-02-04 Richard Guenther <rguenther@suse.de>
7214 PR rtl-optimization/42952
7215 * dse.c (const_or_frame_p): Remove MEM handling.
7217 2010-02-04 Nick Clifton <nickc@redhat.com>
7219 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
7220 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
7221 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
7222 (mn10300_asm_output_mi_thunk): New function.
7223 (mn10300_can_output_mu_thunk): New function.
7224 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
7225 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
7226 (FUNCTION_ARG): Delete incorrect comment.
7228 2010-02-03 Jason Merrill <jason@redhat.com>
7231 * fold-const.c (operand_equal_p): Handle erroneous types.
7233 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
7235 * config/h8300/h8300.md (can_delay): Fix attibute condition.
7237 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
7239 PR rtl-optimization/42941
7240 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
7243 2010-02-03 Jason Merrill <jason@redhat.com>
7246 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
7248 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
7251 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
7252 (cselib_reset_table): Renamed from...
7253 (cselib_reset_table_with_next_value): ... this.
7254 (cselib_get_next_uid): Renamed from...
7255 (cselib_get_next_unknown_value): ... this.
7256 * cselib.c (next_uid): Renamed from...
7257 (next_unknown_value): ... this.
7258 (cselib_clear_table): Adjust.
7259 (cselib_reset_table): Adjust. Renamed from...
7260 (cselib_reset_table_with_next_value): ... this.
7261 (cselib_get_next_uid): Adjust. Renamed from...
7262 (cselib_get_next_unknown_value): ... this.
7263 (get_value_hash): Use hash.
7264 (cselib_hash_rtx): Likewise.
7265 (new_cselib_val): Adjust. Set and dump uid.
7266 (cselib_lookup_mem): Pass next_uid as hash.
7267 (cselib_subst_to_values): Likewise.
7268 (cselib_log_lookup): Dump uid.
7269 (cselib_lookup): Pass next_uid as hash. Adjust.
7270 (cselib_process_insn): Adjust.
7271 (cselib_init): Initialize next_uid.
7272 (cselib_finish): Adjust.
7273 (dump_cselib_table): Likewise.
7274 * dse.c (canon_address): Dump value uid.
7275 * print-rtl.c (print_rtx): Print value uid.
7276 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
7278 (dv_uid): New function, sort of renamed from...
7279 (dv_htab_hash): ... this, reimplemented in terms of it and...
7280 (dv_uid2hash): ... this. New.
7281 (variable_htab_eq): Drop excess assertions.
7282 (tie_break_pointers): Removed.
7283 (canon_value_cmp): Compare uids.
7284 (variable_post_merge_New_vals): Print uids.
7285 (vt_add_function_parameters): Adjust.
7286 (vt_initialize): Reset table. Adjust.
7288 2010-02-03 Richard Guenther <rguenther@suse.de>
7290 PR tree-optimization/42944
7291 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
7292 (call_may_clobber_ref_p_1): Likewise. Properly handle
7293 malloc and calloc clobbering errno.
7295 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
7297 * doc/invoke.texi: Fix name of sched1 dump.
7299 * opts.c (decode_options): Set flag_tree_switch_conversion
7300 only conditionally on optimize >= 2.
7302 * gcse.c: Assorted comment fixes in pass description.
7304 2010-02-03 Anthony Green <green@moxielogic.com>
7306 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
7307 nop padding in order to maintain alignment of storage location of
7308 target function address.
7309 (moxie_trampoline_init): Store target function address at newly
7311 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
7313 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
7315 2010-02-03 Richard Guenther <rguenther@suse.de>
7318 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
7320 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7322 * config.gcc: Reenable check for obsolete targets.
7323 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
7324 mips-sgi-irix6.[0-4]*.
7326 2010-02-02 Nick Clifton <nickc@redhat.com>
7328 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
7329 constant size of 4 as being the same as 0.
7330 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
7331 can take values in the range 0..4.
7333 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
7336 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
7337 as _darwin10_Unwind_FindEnclosingFunction().
7338 * libgcc-libsystem.ver: New.
7340 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
7343 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
7344 implicitly set registers.
7346 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
7348 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
7349 (arm_override_options): Allow automatic selection of the thread
7350 pointer register if thumb2.
7351 (legitimize_pic_address): Improve code sequences for Thumb2.
7352 (arm_call_tls_get_addr): Likewise.
7353 (legitimize_tls_address): Likewise.
7354 * arm.md (pic_load_addr_arm): Delete. Replace with ...
7355 (pic_load_addr_32bit): ... this. New named pattern.
7356 * thumb2.md (pic_load_addr_thumb2): Delete.
7357 (pic_load_dot_plus_four): Delete.
7358 (tls_load_dot_plus_four): New named pattern.
7360 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7363 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
7364 Document fix for TLS bug.
7366 2010-01-31 Richard Guenther <rguenther@suse.de>
7368 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
7369 conservatively correct.
7371 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7375 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7377 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7379 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7381 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
7383 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
7385 * config.gcc: Adjust order of makefile fragments for mingw targets.
7387 2010-01-31 Richard Guenther <rguenther@suse.de>
7390 * gimplify.c (gimplify_init_constructor): For volatile LHS
7391 initialize a temporary.
7393 2010-01-31 Matthias Klose <doko@ubuntu.com>
7395 * configure.ac: Fix __stack_chk_fail check for cross builds configured
7397 * configure: Regenerate.
7399 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
7401 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7402 the same alias set and their sizes different constantness.
7403 (aliasing_component_refs_p): Revert 2009-10-24 change.
7405 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7407 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
7410 2010-01-29 Richard Guenther <rguenther@suse.de>
7412 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
7413 Assert we successfully updated the call.
7415 2010-01-29 Jakub Jelinek <jakub@redhat.com>
7417 PR rtl-optimization/42889
7418 * df.h (df_set_bb_dirty_nonlr): New prototype.
7419 * df-core.c (df_set_bb_dirty_nonlr): New function.
7420 * df-scan.c (df_insn_rescan): Call it instead of
7421 df_set_bb_dirty for DEBUG_INSNs.
7423 2010-01-29 Richard Guenther <rguenther@suse.de>
7426 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
7427 quadratic behavior in most cases.
7429 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
7432 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
7433 in the call to gen_x86_movsicc_0_m1.
7435 2010-01-28 Richard Guenther <rguenther@suse.de>
7437 PR tree-optimization/42871
7438 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
7440 2010-01-28 Richard Guenther <rguenther@suse.de>
7442 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
7443 into call arguments.
7445 2010-01-28 Richard Guenther <rguenther@suse.de>
7448 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
7449 the forwarder if the destination is an EH landing pad.
7451 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
7453 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
7454 block list passed to gimple_duplicate_sese_tail.
7455 (parallelize_loops): Avoid parallelization when the function
7457 Avoid parallelization when the preheader is IRREDUCIBLE.
7458 Try to optimize when estimated_loop_iterations_int is unresolved.
7459 Add the loop's location to the dump file.
7460 * tree-cfg.c (add_phi_args_after_redirect): Remove.
7461 (gimple_duplicate_sese_tail): Remove the check for the latch.
7462 Redirect nexits to the exit block.
7463 Remove handling of the incoming edges to the latch.
7464 Redirect the backedge from the copied latch to the exit bb.
7466 2010-01-28 Michael Matz <matz@suse.de>
7469 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
7470 Wrap force_reg into a sequence, emit it before user.
7472 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
7474 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
7476 (arm_legacy_rev): Likewise.
7477 (thumb_legacy_rev): Likewise.
7479 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7481 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
7482 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
7483 on MEM's address failed, try avoid_constant_pool_reference and
7484 recurse if it returned something different.
7485 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
7486 address, try avoid_constant_pool_reference and recurse if it
7487 returned something different.
7488 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
7489 address and avoid_constant_pool_reference returned something
7490 different, don't set have_address.
7492 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
7495 * var-tracking.c (val_store): Add modified argument, obey it.
7497 (count_uses): Move down logging of main.
7498 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
7499 don't need resolution.
7500 (emit_notes_in_bb): Likewise.
7502 2010-01-27 Richard Guenther <rguenther@suse.de>
7505 * tree-inline.c (remap_decl): Delay remapping of SSA name
7506 default definitions until we need them.
7508 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7510 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7511 (rs6000_delegitimize_address): New function.
7513 * config/s390/s390.c (s390_delegitimize_address): Call
7514 delegitimize_mem_from_attrs.
7517 * tree-inline.c (cannot_copy_type_1): Removed.
7518 (copy_forbidden): Don't forbid copying of functions containing
7519 records/unions with variable length fields.
7521 2010-01-27 Christian Bruel <christian.bruel@st.com>
7525 * config/sh/sh.c (find_barrier): Increase length for non delayed
7526 conditional branches.
7528 2010-01-27 Matthias Klose <doko@ubuntu.com>
7530 * configure.ac (gnu-unique-object): Fix ldd version check.
7531 * configure: Regenerate.
7533 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7535 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
7537 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
7538 Test for HAVE_GNU_AS value.
7540 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7542 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
7543 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
7544 INT64_TYPE): Define.
7545 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
7546 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7547 INT_LEAST64_TYPE): Define.
7548 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
7549 UINT_LEAST64_TYPE): Define.
7550 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
7551 INT_FAST64_TYPE): Define.
7552 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7553 UINT_FAST64_TYPE): Define.
7554 (INTMAX_TYPE, UINTMAX_TYPE): Define.
7555 (INTPTR_TYPE, UINTPTR_TYPE): Define.
7556 (SIG_ATOMIC_TYPE): Define.
7558 2010-01-26 Richard Guenther <rguenther@suse.de>
7560 * df-scan.c (df_scan_set_bb_info): Remove assert.
7561 (df_insn_rescan_debug_internal): Merge asserts.
7562 (df_install_ref): Likewise.
7563 (df_mark_reg): Use bitmap_set_range.
7564 (df_hard_reg_used_p): Remove assert.
7565 (df_hard_reg_used_count): Likewise.
7567 2010-01-26 Richard Guenther <rguenther@suse.de>
7569 PR rtl-optimization/42685
7570 * web.c (web_main): Ignore DEBUG_INSNs.
7572 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
7574 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
7576 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
7577 Fix types of fndecl and arglist parameters.
7579 2010-01-26 Richard Guenther <rguenther@suse.de>
7582 * tree-eh.c (unsplit_eh): Skip debug insns.
7584 2010-01-26 Richard Guenther <rguenther@suse.de>
7586 PR tree-optimization/42250
7587 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
7589 2010-01-26 Jakub Jelinek <jakub@redhat.com>
7592 * omp-low.c (expand_omp_sections): Only use single_pred if
7593 l2_bb is single_pred_p.
7595 2010-01-25 Christian Bruel <christian.bruel@st.com>
7598 * config/sh/sh.c (find_barrier): Increase length for non delayed
7599 conditional branches.
7600 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
7602 2010-01-24 David S. Miller <davem@davemloft.net>
7604 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
7605 define if not using GAS.
7606 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7607 Likewise. Delete SECTION_MERGE code, which is only applicable
7610 2010-01-24 Mark Mitchell <mark@codesourcery.com>
7613 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
7614 mangling of va_list in system headers.
7616 2010-01-23 Toon Moene <toon@moene.org>
7618 * tree-predcom.c (combine_chains): Return NULL, not false.
7620 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
7622 * tree-loop-distribution.c (distribute_loop): Fix declaration and
7623 initialization of variable res to agree with return type.
7625 2010-01-22 Steve Ellcey <sje@cup.hp.com>
7627 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
7628 * tree-sra.c: Add include of expr.h.
7630 2010-01-22 Jakub Jelinek <jakub@redhat.com>
7632 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
7633 insert the debug stmt on the single non-EH edge from the stmt.
7635 2010-01-22 Richard Henderson <rth@redhat.com>
7638 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
7639 the RHS until after generate_subtree_copies has insertted its
7640 code before the current statement.
7642 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
7644 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
7646 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
7648 2010-01-21 Martin Jambor <mjambor@suse.cz>
7650 PR tree-optimization/42585
7651 * tree-sra.c (struct access): New field grp_total_scalarization.
7652 (dump_access): Dump the new field.
7653 (should_scalarize_away_bitmap): New variable.
7654 (cannot_scalarize_away_bitmap): Likewise.
7655 (sra_initialize): Allocate new bitmaps.
7656 (sra_deinitialize): Free new bitmaps.
7657 (create_access_1): New function.
7658 (create_access): Parts moved to create_access_1.
7659 (type_consists_of_records_p): New function.
7660 (completely_scalarize_record): Likewise.
7661 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
7662 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
7663 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
7665 (analyze_all_variable_accesses): Completely scalarize small eligible
7668 2010-01-21 Martin Jambor <mjambor@suse.cz>
7670 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
7672 2010-01-21 Andrew Haley <aph@redhat.com>
7674 * gcc.c (process_command): Move lang_specific_driver before
7675 setting cc_libexec_prefix.
7677 2010-01-21 Richard Guenther <rguenther@suse.de>
7680 * fold-const.c (negate_expr_p): Pretend only negative
7681 real constants are easily negatable.
7683 2010-01-20 Janis Johnson <janis187@us.ibm.com>
7684 Jason Merrill <jason@redhat.com>
7686 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
7687 (TYPE_TRANSPARENT_AGGR): this, for union and record.
7688 * calls.c (initialize argument_information): Handle it.
7689 * c-common.c (handle_transparent_union_attribute): Use new name.
7690 * c-decl.c (finish_struct): Ditto.
7691 * c-typeck.c (type_lists_compatible_p): Ditto.
7692 (convert_for_assignment): Use new name and also handle record.
7693 * function.c (aggregate_value_p): Handle it.
7694 (pass_by_reference): Ditto.
7695 (assign_parm_data_types): Ditto.
7696 * print-tree.c (print_node): Ditto.
7697 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
7698 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
7699 * tree.c (first_field): New fn.
7701 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
7704 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
7705 even when linking statically, for now.
7707 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7710 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
7711 without a cselib val.
7712 (count_uses): Accept MO_VAL_SET with no val on stores.
7713 (add_stores): Likewise.
7715 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7717 * var-tracking.c (check_value_val): Add a compile time assertion.
7718 (dv_is_decl_p): Simplify.
7719 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
7720 gcc_assert if ENABLE_CHECKING.
7722 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7725 * var-tracking.c: Include tree-flow.h.
7726 (mem_dies_at_call): New.
7727 (dataflow_set_preserve_mem_locs): Use it.
7728 (dataflow_set_remove_mem_locs): Likewise.
7729 (dump_var): Renamed from dump_variable. Adjust all callers.
7730 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
7731 * Makefile.in (var-tracking.o): Adjust deps.
7733 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
7735 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
7737 2010-01-20 Richard Guenther <rguenther@suse.de>
7739 PR tree-optimization/42717
7740 * tree-ssa-dce.c (get_live_post_dom): Remove.
7741 (forward_edge_to_pdom): Take an arbitrary edge to copy
7742 degenerate PHI args from.
7743 (remove_dead_stmt): Use the first post-dominator even if it
7744 does not contain live statements as redirection destination.
7746 2010-01-20 Richard Guenther <rguenther@suse.de>
7748 * tree-inline.c (estimate_num_insns): Handle EH builtins.
7750 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7752 * sel-sched.c (create_speculation_check): Remove set but not used
7754 (try_transformation_cache): Remove set but not used variable ds.
7755 (calculate_privileged_insns): Remove set but not used variables
7756 cur_insn and min_spec_insn.
7757 (find_best_expr): Remove set but not used variable avail_n.
7758 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
7760 * cgraphunit.c (assemble_thunk): Remove set but not used variable
7762 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
7763 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
7766 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
7769 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
7770 cpu types. Add support for *-sse3 cpu types.
7771 (x86_64-*-*): Ditto.
7773 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7776 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
7777 argument, call initializer_constant_valid_p_1 instead of
7778 initializer_constant_valid_p, pass CACHE to it, return NULL
7779 immediately if first call returns NULL.
7780 (initializer_constant_valid_p_1): New function.
7781 (initializer_constant_valid_p): Use it.
7783 2010-01-20 Thomas Quinot <quinot@adacore.com>
7785 * tree.def (PLACEHOLDER_EXPR): Fix comment.
7787 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7789 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
7790 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
7791 (loc_list_from_tree): Don't handle unsigned division. Handle
7792 signed modulo using DW_OP_{over,over,div,mul,minus}.
7793 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
7794 modulo instead of signed.
7796 2010-01-20 DJ Delorie <dj@redhat.com>
7798 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
7800 (h8300_emit_stack_adjustment): Propogate it.
7802 (h8300_expand_prologue): Likewise.
7803 (h8300_expand_epilogue): Likewise.
7805 2010-01-19 Michael Matz <matz@suse.de>
7807 PR tree-optimization/41783
7808 * tree-data-ref.c (toplevel): Include flags.h.
7809 (dump_data_dependence_relation): Also dump the inputs if the
7810 result will be unknown.
7811 (split_constant_offset_1): Look through some conversions.
7812 * tree-predcom.c (determine_roots_comp): Restart a new chain if
7813 the offset from last element is too large.
7814 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
7815 (reassociate_to_the_same_stmt): Handle vector registers.
7816 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
7818 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
7819 wide_prolog_niters argument, emit widening instructions.
7820 (vect_do_peeling_for_alignment): Adjust caller, use widened
7821 variant of the iteration cound.
7822 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
7824 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7827 * config/arm/neon-testgen.m (emit_automatics): New parameter
7828 features. Adjust for Fixed_return_reg feature.
7829 (test_intrinsic): Call emit_automatics with new feature.
7830 * config/arm/neon.ml: Update copyright years.
7831 (features): New Fixed_return_reg feature.
7832 (ops): Update feature for Vget_low.
7834 2010-01-19 Jakub Jelinek <jakub@redhat.com>
7836 PR tree-optimization/42719
7837 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
7841 * fwprop.c (all_uses_available_at): Return false if def_set dest
7842 is a REG that is used in def_insn.
7844 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
7846 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
7848 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
7851 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
7853 * target.h (struct gcc_target) <secondary_reload>: Change type
7854 of last argument to secondary_reload_info *.
7856 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
7859 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
7860 memory references with unaligned offsets. Remove CQImode handling.
7861 (unaligned_memory_operand): Return 1 for memory references with
7862 unaligned offsets. Remove CQImode handling.
7864 2010-01-18 Richard Guenther <rguenther@suse.de>
7867 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
7870 2010-01-18 Richard Guenther <rguenther@suse.de>
7872 PR tree-optimization/42781
7873 * tree-ssa-structalias.c (find_what_var_points_to): Skip
7874 restrict processing only if the original variable was artificial.
7876 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
7878 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
7879 find number of popped argument bytes.
7881 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
7882 Fix the text that describes the return value for invalid insns.
7884 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
7886 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
7887 Clarify what 'cost of the -dependence' is. Fix quoting.
7889 * toplev.c (default_get_pch_validity): Rename argument to "sz".
7890 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
7892 2010-01-17 Jakub Jelinek <jakub@redhat.com>
7894 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
7895 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
7897 2010-01-17 Richard Guenther <rguenther@suse.de>
7900 * function.c (split_complex_args): Take a VEC to modify.
7901 (assign_parms_augmented_arg_list): Build a VEC instead of
7902 a chain of PARM_DECLs.
7903 (assign_parms_unsplit_complex): Take a VEC of arguments.
7904 Do not fixup unmodified parms.
7905 (assign_parms): Deal with the VEC.
7906 (gimplify_parameters): Likewise.
7908 2010-01-17 Richard Guenther <rguenther@suse.de>
7910 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
7911 node existence check.
7912 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
7913 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
7914 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
7915 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
7916 (gimple_execute_on_growing_pred): Likewise.
7918 2010-01-17 Richard Guenther <rguenther@suse.de>
7920 PR tree-optimization/42773
7921 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
7922 (compute_antic_aux): Likewise.
7923 (compute_partial_antic_aux): Likewise.
7925 2010-01-17 Jie Zhang <jie.zhang@analog.com>
7928 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
7931 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
7933 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
7936 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
7937 Fix markup for strict argument.
7939 (TARGET_SCHED_REORDER2): Fix argument types.
7941 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
7942 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
7944 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
7945 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
7947 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
7950 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
7951 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
7952 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
7953 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
7954 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
7956 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
7958 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
7960 (TARGET_ASM_RELOC_RW_MASK): Add return type.
7961 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
7963 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
7965 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
7968 (TARGET_ASM_NAMED_SECTION): Fix argument list.
7970 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
7971 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
7973 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
7975 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
7977 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
7978 referring to it. Fix language.
7980 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
7982 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
7984 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
7986 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
7988 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
7989 '@var{stream}. Remove stray 'and'.
7991 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
7993 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
7995 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
7997 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
7998 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
8000 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
8001 Fix description of return value.
8002 Rename argument "sz" to "len."
8004 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
8005 Clarify meaning of 'true' return value.
8007 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
8009 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
8010 rep_mode versus mode_rep.
8012 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
8014 (TARGET_BUILTIN_DECL): Fix name.
8016 (TARGET_COMMUTATIVE_P): Fix type of first argument.
8018 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
8020 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
8022 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
8024 (TARGET_RELAXED_ORDERING): Use @deftypevr.
8026 (TARGET_GET_DRAP_RTX): Note that this is a hook.
8029 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
8030 Rename argument tm_fn to md_fn.
8032 (TARGET_OPTION_PRINT): Fix argument list.
8034 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
8037 * config/i386/i386.c (ix86_fixup_binary_operands):
8038 Revert FMA4 fixup of operands.
8040 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8043 * Makefile.in (write_entries_to_file, install-plugin):
8044 Use \012 instead of \n with tr.
8046 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
8048 * configure.ac (HAVE_AS_REF): New C macro.
8049 * configure: Regenerate.
8050 * config.in: Likewise.
8051 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
8053 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
8056 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
8058 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
8060 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
8062 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
8064 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
8066 (TARGET_IN_SMALL_DATA_P): Fix argument type.
8068 (TARGET_BINDS_LOCAL_P): Fix argument type.
8070 (TARGET_ASM_FILE_END): Use prototype.
8072 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
8074 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
8076 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
8078 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
8080 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
8081 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
8083 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
8084 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
8086 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
8087 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
8088 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
8089 (TARGET_ADDR_SPACE_CONVERT): Likewise.
8091 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
8093 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
8095 (TARGET_INIT_BUILTINS): Use prototype.
8097 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
8098 Put 'const char *' in braces. Fix parameter types.
8099 (TARGET_INVALID_CONVERSION): Fix parameter types.
8100 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
8101 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
8103 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
8106 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
8108 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
8110 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
8112 * doc/tm.texi (TARGET_HELP): Fix return type.
8114 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
8115 in braces. Fix argument types.
8117 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
8119 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
8121 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
8123 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
8124 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
8126 (TARGET_MANGLE_TYPE): Fix argument types.
8128 (TARGET_IRA_COVER_CLASSES): Use prototype.
8130 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
8132 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
8134 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
8136 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
8138 (TARGET_CALLEE_COPIES): Fix argument types.
8140 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
8142 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
8144 (TARGET_FUNCTION_VALUE): Fix argument types.
8146 (TARGET_RETURN_IN_MSB): Fix argument type.
8148 (TARGET_RETURN_IN_MEMORY): Fix argument types.
8150 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
8152 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
8154 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
8155 agree with return type.
8157 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
8159 2010-01-15 Jing Yu <jingyu@google.com>
8161 PR rtl-optimization/42691
8162 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
8163 a pseudo to a constant and are merged, and adjust comments.
8165 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
8167 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
8169 2010-01-15 Richard Guenther <rguenther@suse.de>
8172 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
8173 labels of computed or non-local gotos to the destination.
8174 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
8175 landing pad label is the first label.
8177 2010-01-15 Richard Guenther <rguenther@suse.de>
8179 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
8181 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8184 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
8185 to allow generation of the xssqrtdp instruction on power7.
8186 (sqrtdf2_fpr): Ditto.
8188 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8191 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
8192 functions with noreturn attribute.
8195 * varasm.c (declare_weak): Add weak attribute to decl if it
8196 doesn't have one already.
8197 (assemble_external): Only add decls to weak_decls if they also
8198 have weak attribute.
8200 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
8202 * var-tracking.c (var_reg_delete): Don't delete the association
8203 between REGs and values or one-part variables if the register
8206 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8209 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
8210 because its first operand is a non-localized variable.
8212 2010-01-14 Martin Jambor <mjambor@suse.cz>
8214 PR tree-optimization/42706
8215 * tree-sra.c (encountered_recursive_call): New variable.
8216 (encountered_unchangable_recursive_call): Likewise.
8217 (sra_initialize): Initialize both new variables.
8218 (callsite_has_enough_arguments_p): New function.
8219 (scan_function): Call decl and flags check only for IPA-SRA, check
8220 whether there is a recursive call and whether it has enough arguments.
8221 (all_callers_have_enough_arguments_p): New function.
8222 (convert_callers): Look for recursive calls only when
8223 encountered_recursive_call is set.
8224 (ipa_early_sra): Bail out either if
8225 !all_callers_have_enough_arguments_p or
8226 encountered_unchangable_recursive_call.
8228 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8230 * sel-sched.c: Add 2010 to copyright years.
8231 * sel-sched-ir.c: Likewise.
8232 * sel-sched-ir.h: Likewise.
8234 2010-01-14 Martin Jambor <mjambor@suse.cz>
8236 PR tree-optimization/42714
8237 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
8238 constructors specially.
8240 2010-01-14 Andi Kleen <ak@linux.intel.com>
8242 * config/i386/drivers-i386.c (detect_caches_intel):
8243 Add l2sizekb parameter and fill in.
8244 (host_detect_local_cpu): Add l2sizekb, fill in.
8245 Add Atom small cache heuristic.
8247 2010-01-14 Andi Kleen <ak@linux.intel.com>
8249 * config/i386/drivers-i386.c (detect_caches_cpuid4):
8250 Add level3 parameter and fill in.
8251 (detect_caches_intel): Handle level3 cache.
8253 2010-01-14 Andi Kleen <ak@linux.intel.com>
8255 * config/i386/drivers-i386.c (host_detect_local_cpu):
8256 Fix core duo detection.
8258 2010-01-14 Andi Kleen <ak@linux.intel.com>
8260 * config/i386/drivers-i386.c (host_detect_local_cpu):
8263 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8265 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
8266 (rs6000_variable_issue_1): this. Use...
8267 (rs6000_variable_issue): here. Reimplement. Print debug info.
8269 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8271 * sel-sched-ir.c (sel_restore_other_notes): Rename to
8272 sel_restore_notes. Update all callers. Call reemit_notes
8275 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8277 PR rtl-optimization/42246
8278 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
8281 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8283 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
8284 all successors is the same as number of successors in current region.
8286 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8288 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
8289 to rename is not separable. Otherwise check that its LHS is not NULL.
8291 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8293 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
8295 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8297 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
8298 available registers when failed to discover LHS register class.
8299 Fix indentation. Update comment.
8301 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8302 Alexander Monakov <amonakov@ispras.ru>
8304 PR rtl-optimization/42389
8305 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
8307 (advance_state_on_fence): Likewise.
8308 (sel_target_adjust_priority): Print debug output only when
8309 sched_verbose >= 4, not 2.
8310 (get_expr_cost): Do not issue all unique insns on the next cycle.
8311 (fill_insns): Initialize can_issue_more from the value saved
8313 * sel-sched-ir.c (flist_add): New parameter issue_more.
8314 Init FENCE_ISSUE_MORE with it.
8315 (merge_fences): Likewise.
8316 (init_fences): Update call to flist_add.
8317 (add_to_fences, add_clean_fence_to_fences)
8318 (add_dirty_fence_to_fences): Likewise.
8319 (move_fence_to_fences): Update call to merge_fences.
8320 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
8322 * sel-sched-ir.h (struct _fence): New field issue_more.
8323 (FENCE_ISSUE_MORE): New accessor macro.
8325 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8327 PR rtl-optimization/42388
8328 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
8329 that have no predecessors nor successors. Do not call move_bb_info
8330 for empty blocks outside of current region.
8332 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8334 PR rtl-optimization/42294
8335 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
8336 * sel-sched.c (move_exprs_to_boundary): Transitively add all
8337 originators' originators.
8339 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8341 PR rtl-optimization/39453
8342 PR rtl-optimization/42246
8343 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
8345 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
8347 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8348 Alexander Monakov <amonakov@ispras.ru>
8351 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
8352 (maybe_tidy_empty_bb): ... here. Make static. Add new
8353 argument. Update all callers.
8354 (tidy_control_flow): ... and here. Recompute topological order
8355 of basic blocks in region if necessary.
8356 (sel_redirect_edge_and_branch): Change return type. Return true
8357 if topological order might have been invalidated.
8358 (purge_empty_blocks): Export and move from...
8359 * sel-sched.c (purge_empty_blocks): ... here.
8360 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
8361 (maybe_tidy_empty_bb): Delete prototype.
8362 (purge_empty_blocks): Declare.
8364 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8366 PR rtl-optimization/42249
8367 * sel-sched.c (try_replace_dest_reg): When chosen register
8368 and original register is the same, do not bail out early, but
8369 still check all original insns for validity of replacing destination
8370 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
8373 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8376 Port from no-undefined-overflow branch:
8377 2009-03-09 Richard Guenther <rguenther@suse.de>
8379 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
8381 2010-01-14 Richard Guenther <rguenther@suse.de>
8384 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
8386 2010-01-14 Ira Rosen <irar@il.ibm.com>
8388 PR tree-optimization/42709
8389 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
8390 as scalar type in creation of constant vector operand.
8392 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8395 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
8396 (check-parallel-%): Match `testsuite' directory component only
8399 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
8401 PR translation/39521
8402 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
8405 2010-01-13 Richard Guenther <rguenther@suse.de>
8407 PR tree-optimization/42730
8408 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
8411 2010-01-13 Steve Ellcey <sje@cup.hp.com>
8414 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
8415 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
8418 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
8420 * config/bfin/libgcc-bfin.ver: Regenerate based on current
8421 libgcc-std.ver. Add entries for ___smulsi3_highpart and
8422 ___umulsi3_highpart.
8424 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
8425 rather than schedule_insns if the pass is enabled.
8427 2010-01-13 Martin Jambor <mjambor@suse.cz>
8429 PR tree-optimization/42704
8430 * tree-sra.c (sra_modify_assign): Do not delete assignments to
8433 2010-01-13 Martin Jambor <mjambor@suse.cz>
8435 PR tree-optimization/42703
8436 * tree-sra.c (analyze_access_subtree): Check that we can build a
8437 reference to the original data within the aggregate.
8439 2010-01-13 Richard Guenther <rguenther@suse.de>
8441 PR tree-optimization/42705
8442 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
8444 2010-01-13 Richard Guenther <rguenther@suse.de>
8447 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
8449 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8452 * var-tracking.c (values_to_unmark): New variable.
8453 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8454 values_to_unmark vector. Moved body to...
8455 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8456 instead queue it into values_to_unmark vector.
8457 (vt_find_locations): Free values_to_unmark vector.
8459 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
8461 * config/s390/s390.c (override_options): Set
8462 default of max-pending-list-length to 256
8464 2010-01-13 Richard Guenther <rguenther@suse.de>
8467 * tree-pass.h (PROP_gimple_lcx): New.
8468 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
8469 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
8470 before the final cleanup_eh.
8471 (dump_properties): Dump PROP_gimple_lcx.
8472 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
8473 (tree_lower_complex_O0): Remove.
8474 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
8475 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
8476 tree_lower_complex, schedule TODO_update_ssa.
8477 * lto-streamer-out.c (output_function): Stream the functions
8479 * lto-streamer-in.c (input_function): Likewise.
8480 (lto_read_body): Do not override them here.
8482 2010-01-12 Joseph Myers <joseph@codesourcery.com>
8485 * c-typeck.c (build_c_cast): Fold value cast to union type before
8486 wrapping it in a CONSTRUCTOR.
8488 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8490 PR rtl-optimization/42699
8491 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
8494 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8496 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8497 SUBTARGET_WARN_UNUSED_SPEC): Move ...
8498 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8499 SUBTARGET_WARN_UNUSED_SPEC): ... here
8500 * config/mips/iris5.h (LIBGCC_SPEC): Define.
8502 2010-01-12 Julian Brown <julian@codesourcery.com>
8504 * config/arm/neon-schedgen.ml (Utils): Don't try to
8505 open missing module.
8506 (find_with_result): New.
8508 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8511 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
8512 sharing when canonicalizing ({lt,ge}u (plus a b) b).
8514 PR tree-optimization/42645
8515 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
8516 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
8517 decl_map, set processing_debug_stmt to -1 and return name without
8520 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
8522 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
8523 binutils version, and reword target configuration description.
8525 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8527 * config/avr/avr.h (LINKER_NAME): Remove.
8529 2010-01-11 Janis Johnson <janis187@us.ibm.com>
8532 * config/rs6000/rs6000.c (rs6000_override_options): On targets
8533 that support VSX, warn for -mno-altivec if vsx is not disabled,
8536 2010-01-11 Joseph Myers <joseph@codesourcery.com>
8537 Shujing Zhao <pearly.zhao@oracle.com>
8539 PR translation/42469
8540 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
8541 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
8542 character between option name and help text.
8543 * c.opt (imultilib): Likewise.
8545 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
8547 * lto-streamer-out.c (output_unreferenced_globals): Output static
8550 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
8552 PR rtl-optimization/42621
8553 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
8554 optimizing for size.
8555 (duplicate_computed_gotos): Remove now-redundant check.
8557 2010-01-10 Steve Ellcey <sje@cup.hp.com>
8560 * configure.ac: Save and restore LDFLAGS and LIBS
8561 * configure: Regenerate.
8563 2010-01-10 Richard Guenther <rguenther@suse.de>
8566 * builtins.c (fold_builtin_strlen): Add type argument and
8567 convert the resulting length to it.
8568 (fold_builtin_1): Adjust.
8570 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8572 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
8573 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
8575 (num_insns_constant_wide): Adjust for that change.
8577 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8580 * web.c (union_defs): Add used argument, to combine uses of
8582 (entry_register): Adjust type and tests of used argument.
8583 (web_main): Widen used for new use. Pass it to union_defs.
8584 * df.h (union_defs): Adjust prototype.
8586 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8589 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
8590 uses in new incoming argument. Free body.
8591 (reset_debug_uses_in_loop): New.
8592 (analyze_insn_to_expand_var): Call the latter if the former found
8593 anything. Fix whitespace. Reject invalid dest overlaps before
8594 going through all insns in the loop.
8596 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8599 * haifa-sched.c (dying_use_p): Debug insns don't count.
8601 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8604 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
8605 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
8606 (verify_gimple_call): Reject LHS in noreturn calls.
8608 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8612 * tree-vect-loop-manip.c (adjust_info): New type.
8613 (adjust_vec): New pointer to vector.
8614 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
8615 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
8616 (slpeel_update_phis_for_duplicate_loop): Use them.
8617 (slpeel_update_phi_nodes_for_guard1): Likewise.
8618 (slpeel_update_phi_nodes_for_guard2): Likewise.
8619 (slpeel_tree_peel_loop_to_edge): Likewise.
8620 (vect_update_ivs_after_vectorizer): Likewise.
8622 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8624 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
8625 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8627 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8629 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
8630 bogus uninitialized warning.
8632 2010-01-09 Richard Guenther <rguenther@suse.de>
8635 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
8636 the evolution is compatible with the initial condition.
8638 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8640 * gcc.c (process_command): Update copyright notice dates.
8641 * gcov.c (print_version): Likewise.
8642 * gcov-dump.c (print_version): Likewise.
8643 * mips-tfile.c (main): Likewise.
8644 * mips-tdump.c (main): Likewise.
8646 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8649 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
8651 (rotlhi3_8): Delete.
8653 (rotlsi3_8): Delete.
8654 (rotlsi3_16): Delete.
8655 (rotlsi3_24): Delete.
8657 (*rotw<mode>3): New.
8658 (*rotb<mode>3): New.
8659 * config/avr/avr.c (avr_rotate_bytes): New function.
8660 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
8662 2010-01-08 Steve Ellcey <sje@cup.hp.com>
8665 * configure.ac: Modify -rdynamic check.
8666 * configure: Regenerate.
8668 2010-01-08 DJ Delorie <dj@redhat.com>
8670 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
8671 register popping order.
8673 2010-01-08 Richard Guenther <rguenther@suse.de>
8676 * c.opt (fsigned-char): Also let LTO handle this option.
8677 (funsigned-char): Likewise.
8679 2010-01-07 Richard Guenther <rguenther@suse.de>
8681 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
8682 (gimple_op): Likewise.
8683 (gimple_op_ptr): Likewise.
8684 (gimple_assign_set_lhs): Remove gcc_assert.
8685 (gimple_assign_set_rhs1): Likewise.
8686 (gimple_assign_set_rhs2): Likewise.
8687 (gimple_call_set_lhs): Likewise.
8688 (gimple_call_set_fn): Likewise.
8689 (gimple_call_set_fndecl): Likewise.
8690 (gimple_call_fndecl): Likewise.
8691 (gimple_call_return_type): Likewise.
8692 (gimple_call_set_chain): Likewise.
8693 (gimple_call_num_args): Likewise.
8694 (gimple_call_set_arg): Likewise.
8695 (gimple_cond_set_code): Likewise.
8696 (gimple_cond_set_lhs): Likewise.
8697 (gimple_cond_set_rhs): Likewise.
8698 (gimple_cond_set_true_label): Likewise.
8699 (gimple_cond_set_false_label): Likewise.
8700 (gimple_label_set_label): Likewise.
8701 (gimple_goto_set_dest): Likewise.
8702 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
8703 (gimple_debug_bind_get_value): Likewise.
8704 (gimple_debug_bind_get_value_ptr): Likewise.
8705 (gimple_debug_bind_set_var): Likewise.
8706 (gimple_debug_bind_set_value): Likewise.
8707 (gimple_debug_bind_reset_value): Likewise.
8708 (gimple_debug_bind_has_value_p): Likewise.
8709 (gimple_return_retval_ptr): Remove gcc_assert.
8710 (gimple_return_retval): Likewise.
8711 (gimple_return_set_retval): Likewise.
8712 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
8713 (safe_referenced_var_iterator): Remove.
8714 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
8715 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
8716 (fill_referenced_var_vec): Remove.
8717 (first_readonly_imm_use): Remove redundant gcc_assert.
8718 (phi_arg_index_from_use): Combine gcc_asserts.
8719 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
8720 (first_imm_use_stmt): Remove redundant gcc_assert.
8721 * tree-cfg.c (verify_gimple_call): Verify function and chain
8722 operands. Verify arguments.
8723 (verify_types_in_gimple_stmt): Verify condition code and labels.
8725 2010-01-07 Richard Guenther <rguenther@suse.de>
8727 PR tree-optimization/42641
8728 * sese.c (rename_map_elt_info): Use the SSA name version, do
8731 2010-01-07 Jakub Jelinek <jakub@redhat.com>
8733 PR tree-optimization/42625
8734 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
8735 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
8737 2010-01-07 Duncan Sands <baldrick@free.fr>
8739 * Makefile.in (PLUGIN_HEADERS): Add version.h.
8741 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
8744 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
8745 note itself is not function_invariant_p.
8747 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
8749 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
8750 Do not add the DF_NOTE problem.
8751 * store-motion.c (execute_rtl_store_motion): Likewise.
8753 2010-01-07 Martin Jambor <mjambor@suse.cz>
8755 PR tree-optimization/42157
8756 * tree-sra.c (compare_access_positions): Stabilize sort if both
8757 accesses have integer types, return zero immediately if they are the
8760 2010-01-06 Richard Henderson <rth@redhat.com>
8763 * haifa-sched.c (add_to_note_list): Merge into ...
8764 (concat_note_lists): ... here, and ...
8765 (unlink_other_notes, rm_other_notes): Merge into...
8766 (remove_notes): ... here. Create REG_SAVE_NOTEs for
8767 NOTE_INSN_EPILOGUE_BEG.
8769 2010-01-06 Richard Guenther <rguenther@suse.de>
8771 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
8772 not inline regular functions into always-inline functions.
8774 2010-01-06 Nick Clifton <nickc@redhat.com>
8776 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
8777 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
8779 (OVERRIDE_OPTIONS): Delete.
8780 (OPTIMIZATION_OPTIONS): Define.
8781 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
8782 * config/rx/rx.c (rx_handle_option): Issue an error message if
8783 -mcpu=rx200 and -fpu are used together.
8784 (rx_set_optimization_options): New function. Issue an error
8785 message if an optimization attribute attempts to reset the FPU/
8786 math optimization pairing.
8787 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
8788 * config/rx/rx.opt: Set the default to 32-bit doubles.
8789 * config/rx/t-rx: Add multilibs for -nofpu option.
8790 * doc/invoke.texi: Update documentation of RX options.
8792 2010-01-06 Richard Guenther <rguenther@suse.de>
8794 * tree-ssa-pre.c (name_to_id): New global.
8795 (alloc_expression_id): Simplify SSA name handling.
8796 (lookup_expression_id): Likewise.
8797 (init_pre): Zero name_to_id.
8798 (fini_pre): Free it.
8800 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
8802 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
8804 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
8807 * config/i386/sse.md (smaxv2di3): New.
8808 (umaxv2di3): Likewise.
8809 (sminv2di3): Likewise.
8810 (uminv2di3): Likewise.
8812 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
8815 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
8816 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
8817 (legitimize_tls_address): Likewise.
8818 (sparc_tls_referenced_p): Likewise.
8819 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
8820 and adjust calls to legitimize_pic_address.
8821 (legitimate_constant_p) Use sparc_tls_referenced_p.
8822 (legitimate_pic_operand_p): Likewise.
8823 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
8824 (sparc_tls_symbol_ref_1): Delete.
8825 (sparc_tls_referenced_p): Make static, recognize specific patterns.
8826 (legitimize_tls_address): Make static, handle CONST patterns.
8827 (legitimize_pic_address): Make static, remove unused parameter and
8828 adjust recursive calls.
8829 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
8830 and adjust call to legitimize_pic_address.
8831 (sparc_output_mi_thunk): Likewise.
8833 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
8834 H.J. Lu <hongjiu.lu@intel.com>
8837 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
8838 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
8839 operands to make them signed.
8842 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8845 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8846 GTU to GT for V4SI and V2DI.
8848 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8849 (umin<mode>3): Removed.
8851 (uminv4si3): Likewise.
8853 2010-01-05 Martin Jambor <mjambor@suse.cz>
8855 PR tree-optimization/42462
8856 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
8857 current_function_decl to helper functions and macros.
8859 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8862 * flags.h: Don't include real.h.
8863 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
8864 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
8865 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
8866 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
8867 * dominance.c: Update copyright.
8868 * gimple.c (walk_gimple_op): Remove inline.
8869 * tree-ssa-reassoc.c: Include real.h.
8870 * Makefile.in (FLAGS_H): Remove $(REAL_H).
8871 (tree-ssa-reassoc.o): Depend on $(REAL_H).
8873 2010-01-05 Nick Clifton <nickc@redhat.com>
8875 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
8876 register to push into the stack frame when the accumulator has to
8877 be saved during interrupts.
8879 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
8881 * doc/invoke.texi: Remove the documentation about option
8883 * common.opt (Wunreachable-code): Preserved for backward
8885 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
8886 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
8887 the backward compatibility flag section.
8889 2010-01-05 Richard Guenther <rguenther@suse.de>
8891 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
8893 2010-01-05 Jakub Jelinek <jakub@redhat.com>
8896 * cfgexpand.c (expand_one_var): Diagnose too large variables.
8898 PR tree-optimization/42508
8899 * tree-sra.c (convert_callers): Check for recursive call
8900 by comparing cgraph nodes instead of decls.
8901 (modify_function): Call ipa_modify_formal_parameters also
8902 on all same_body aliases.
8904 * cgraphunit.c (cgraph_materialize_all_clones): Compare
8905 cgraph nodes when checking for same_body aliases.
8907 2010-01-05 Richard Guenther <rguenther@suse.de>
8909 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
8910 allocation and lookup.
8911 (get_or_alloc_expr_for_constant): Likewise.
8912 (phi_translate): Sink allocation.
8914 2010-01-04 Richard Guenther <rguenther@suse.de>
8916 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
8917 a new entry only if needed.
8918 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
8919 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
8921 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
8923 (phi_translate): Handle CONSTANTs early.
8925 2010-01-04 Martin Jambor <mjambor@suse.cz>
8927 PR tree-optimization/42398
8928 * tree-sra.c (struct access): Removed flag grp_different_types.
8929 (dump_access): Do not dump the removed flag.
8930 (sort_and_splice_var_accesses): Do not set the removed flag.
8931 (sra_modify_expr): Check for type compatibility directly.
8933 2010-01-04 Martin Jambor <mjambor@suse.cz>
8935 PR tree-optimization/42366
8936 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
8937 edges with variable number of parameters.
8938 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
8939 flag instead of asserting it.
8940 (ipa_read_node_info): Read uses_analysis_done flag.
8942 2010-01-04 Richard Guenther <rguenther@suse.de>
8944 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
8945 iterative_hash_* as intended.
8946 (vn_reference_compute_hash): Likewise. Simplify hashing
8948 (vn_reference_lookup_2): Likewise.
8949 (vn_nary_op_compute_hash): Likewise.
8950 (vn_phi_compute_hash): Likewise.
8951 (expressions_equal_p): Remove strange code.
8952 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
8953 (pre_expr_hash): Likewise. Simplify hashing SSA names.
8954 (bitmap_insert_into_set_1): Take value-id as parameter.
8955 (add_to_value): Pass it.
8956 (bitmap_insert_into_set): Likewise.
8957 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
8959 2010-01-04 Jakub Jelinek <jakub@redhat.com>
8962 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
8963 (do_self_spec): For switches with SWITCH_IGNORE set set also
8964 SWITCH_IGNORE_PERMANENTLY.
8965 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
8968 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
8970 * lto-streamer-out.c (output_unreferenced_globals): Output the full
8971 tree of an unreferenced global var.
8973 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8976 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8977 GTU to GT for V4SI and V2DI.
8979 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8980 (umin<mode>3): Removed.
8982 (uminv4si3): Likewise.
8984 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8987 * collect2.c (main): Turn on trace in collect2 if -v is passed
8990 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
8992 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
8993 description of expression operand.
8995 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
8997 * configure.ac: Add install-html to target_list for Make-hooks.
8998 * configure: Regenerate.
8999 * fortran/Make-lang.in (F95_HTMLFILES): New.
9000 (fortran.html): Use it.
9001 (fortran.install-html): New.
9002 * Makefile.in (install-html): Add lang.install-html.
9003 * java/Make-lang.in (JAVA_HTMLFILES): New.
9004 (java.html): Use it.
9005 (java.install-html): New.
9006 * objc/Make-lang.in (objc.install-html): New.
9007 * objcp/Make-lang.in (obj-c++.install-html): New.
9008 * cp/Make-lang.in (c++.install-html): New.
9009 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
9010 * lto/Make-lang.in (lto.install-html): New.
9012 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9015 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
9017 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
9019 PR rtl-optimization/41862
9020 * store-motion.c (store_killed_in_insn, compute_store_table,
9021 remove_reachable_equiv_notes, replace_store_insn,
9022 build_store_vectors): Ignore all DEBUG_INSNs.
9024 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9027 * common.opt: Add dumpdir.
9029 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
9031 (option_map): Add --dumpdir.
9033 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
9035 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
9037 * opts.c (decode_options): Try dump_dir_name first if
9038 dump_base_name isn't an absolute path.
9039 (common_handle_option): Handle OPT_dumpdir.
9041 * toplev.c (dump_dir_name): New.
9042 (print_switch_values): Also ignore -dumpdir.
9044 * toplev.h (dump_dir_name): New.
9046 2010-01-03 Richard Guenther <rguenther@suse.de>
9048 PR tree-optimization/42589
9049 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
9050 double-word expansion of bswap32.
9052 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
9054 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
9055 with BLOCK_FOR_INSN.
9056 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
9057 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
9058 noce_process_if_block): Likewise.
9059 * gcse.c (compute_local_properties, insert_expr_in_table,
9060 insert_set_in_table, canon_list_insert, find_avail_set,
9061 pre_insert_copy_insn): Likewise.
9063 * basic-block.h (BLOCK_NUM): Move from here...
9064 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
9066 2010-01-03 Richard Guenther <rguenther@suse.de>
9068 PR tree-optimization/42438
9069 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
9070 contains_may_not_return_call flag.
9071 (BB_MAY_NOTRETURN): New.
9072 (valid_in_sets): Trapping nary operations are not valid
9073 in blocks that may not return.
9074 (insert_into_preds_of_block): Remove check for trapping expressions.
9075 (compute_avail): Compute also BB_MAY_NOTRETURN.
9077 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
9079 * doc/invoke.texi: Add 2010 to copyright years.
9081 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
9083 * config/sparc/sparc.c: Fix formatting nits.
9085 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
9086 Alexander Monakov <amonakov@ispras.ru>
9088 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
9090 2010-01-02 Richard Guenther <rguenther@suse.de>
9093 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
9094 (simplify_switch_using_ranges): Mark to be removed edges
9097 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9099 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
9101 * collect2.c (scan_libraries): Add missing argument in call to
9104 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
9107 * config/alpha/predicates.md (aligned_memory_operand): Return false
9109 (unaligned_memory_operand): Return true for CQImode.
9110 * config/alpha/alpha.c (get_aligned_mem): Assert that location
9111 doesn not cross aligned SImode word boundary.
9113 2010-01-02 Anatoly Sokolov <aesok@post.ru>
9115 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
9117 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
9118 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
9120 2010-01-02 Richard Guenther <rguenther@suse.de>
9123 * toplev.c (compile_file): Emit LTO marker properly. Change
9125 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
9127 2010-01-01 Richard Guenther <rguenther@suse.de>
9130 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
9132 2010-01-01 Richard Guenther <rguenther@suse.de>
9135 * c-decl.c (grokdeclarator): For zero-size arrays force
9136 structural equality checks as layout_type does.
9138 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9140 * builtins.c: Update copyright to 2010.
9142 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9145 * lto-streamer-out.c (produce_asm): Revert the last change.
9146 (copy_function): Likewise.
9148 * lto-streamer.c (lto_get_section_name): Skip any leading
9151 2010-01-01 Richard Guenther <rguenther@suse.de>
9154 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
9158 Copyright (C) 2010 Free Software Foundation, Inc.
9160 Copying and distribution of this file, with or without modification,
9161 are permitted in any medium without royalty provided the copyright
9162 notice and this notice are preserved.