1 2010-05-11 Jakub Jelinek <jakub@redhat.com>
4 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
5 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
6 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
7 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
11 * c-parser.c (c_parser_expression): Mark LHS of a comma
12 expression as read if it is a decl, handled component or
13 COMPOUND_EXPR with that on the RHS.
14 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
15 if it is a decl or handled component.
17 2010-05-11 Jan Hubicka <jh@suse.cz>
19 * lto-symtab.c (lto_symtab_free): New function.
20 * lto-streamer.h (lto_symtab_free): Declare.
22 2010-05-11 Jan Hubicka <jh@suse.cz>
24 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
25 that if function is needed it is reachable.
26 (lto_output_node): See if it the function is reachable or referenced.
27 (output_cgraph): Update call of lto_output_node.
28 * lto-streamer.h (reachable_from_other_partition_p): Declare.
30 2010-05-11 Jan Hubicka <jh@suse.cz>
32 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
35 2010-05-11 Jan Hubicka <jh@suse.cz>
37 PR tree-optimize/44063
38 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of queue.
39 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
41 (estimate_function_body_sizes): Compute sizes even when disregarding.
43 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
45 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
47 2010-05-11 Jan Hubicka <jh@suse.cz>
49 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
52 2010-05-11 Jan Hubicka <jh@suse.cz>
54 * matrix-reorg.c (matrix_reorg): Rebuild edges.
56 2010-05-11 Jan Hubicka <jh@suse.cz>
58 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
59 lto_streamer_cache_delete): Put nodes into heap.
60 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
63 2010-05-11 Jan Hubicka <jh@suse.cz>
65 * cgraphbuild.c (cgraph_rebuild_references): New.
66 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
68 * cgraph.h (cgraph_rebuild_references): Declare.
69 * tree-inline.c (tree_function_versioning): Use it.
70 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
72 2010-05-11 Jan Hubicka <jh@suse.cz>
74 * cgraph.c: Include ipa-utils.h
75 (cgraph_create_virtual_clone): Update references.
76 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
78 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
80 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
81 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
84 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
86 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
88 2010-05-11 Jakub Jelinek <jakub@redhat.com>
90 * gcc.c (execute): For -### don't quote arguments that
91 contain just alphanumerics and _/-. characters.
92 * doc/invoke.texi: Document that change for -###.
95 * df-problems.c (struct dead_debug): Add to_rescan field.
96 (dead_debug_init): Clear to_rescan field.
97 (dead_debug_finish): Rescan all debug insns in to_rescan
98 bitmap and free the bitmap.
99 (dead_debug_insert_before): Instead of rescanning debug insns
100 immediately queue their rescanning until dead_debug_finish.
101 (df_note_bb_compute): After dead_debug_add do continue instead
104 2010-05-10 Jakub Jelinek <jakub@redhat.com>
107 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
108 clear also INSN_REG_USE_LIST.
110 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
112 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
114 2010-05-10 Jan Hubicka <jh@suse.cz>
116 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally commited change.
118 2010-05-10 Jan Hubicka <jh@suse.cz>
120 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries): Allocate
122 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
123 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
124 (lto_streamer_cache_create): Init alloc pool.
125 (lto_streamer_cache_delete): Free alloc pool.
126 * lto-streamer.h: Include alloc pool.
127 (lto_streamer_cache_d): Use alloc pool.
128 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
130 2010-05-10 Jan Hubicka <jh@suse.cz>
132 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
133 * cgraphbuild.c: Include except.h
134 (record_type_list, record_eh_tables): New function.
135 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
137 2010-05-10 Jan Hubicka <jh@suse.cz>
139 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
140 __frame_dummy_init_array_entry, force_to_data): Attribute as used
143 2010-05-10 Michael Matz <matz@suse.de>
145 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
146 (can_reassociate_p): Use FLOAT_TYPE_P.
147 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
148 (vect_force_simple_reduction): ... this.
149 * tree-parloops.c (gather_scalar_reductions): Use
150 vect_force_simple_reduction.
151 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
152 vect_is_simple_reduction, add modify argument, if true rewrite
154 (vect_is_simple_reduction, vect_force_simple_reduction): New
156 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
158 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
159 Vladimir Makarov <vmakarov@redhat.com>
161 PR rtl-optimization/44012
162 * ira-build.c (remove_unnecessary_allocnos): Nullify
163 regno_allocno_map of the removed allocno.
165 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
167 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
169 * configure: Regenerate.
171 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
173 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
175 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
176 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
178 * configure: Regenerate.
180 2010-05-10 Richard Guenther <rguenther@suse.de>
182 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
183 marked if the entry identifier is marked.
185 2010-05-10 Richard Guenther <rguenther@suse.de>
187 * c-common.c (struct c_common_attributes): Add fnspec attribute.
188 (handle_fnspec_attribute): New function.
189 * gimple.h (gimple_call_return_flags): Declare.
190 (gimple_call_arg_flags): Likewise.
191 * gimple.c (gimple_call_arg_flags): New function.
192 (gimple_call_return_flags): Likewise.
193 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
195 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
197 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
198 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
200 (make_heapvar_for): ... this new function.
201 (handle_rhs_call): Handle fnspec attribute argument specifiers.
202 (handle_lhs_call): Likewise.
203 (find_func_aliases): Adjust.
205 2010-05-10 Richard Guenther <rguenther@suse.de>
207 PR tree-optimization/44050
208 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
210 2010-05-10 Wei Guozhi <carrot@google.com>
213 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
215 2010-05-09 Joseph Myers <joseph@codesourcery.com>
218 * c-typeck.c (lookup_field): Take a type directly. Update
220 (build_component_ref): Update call to lookup_field.
221 (set_init_label): Use lookup_field to find initialized field.
222 Handle returned list of fields like a sequence of designators.
224 2010-05-09 Richard Guenther <rguenther@suse.de>
227 * fold-const.c (tree_single_nonzero_warnv_p): Properly
228 handle &FUNCTION_DECL.
230 2010-05-09 Joseph Myers <joseph@codesourcery.com>
233 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
234 structures and unions recursively.
235 (detect_field_duplicates): Move duplicate detection with a hash to
236 detect_field_duplicates_hash. Always use a hash if anonymous
237 structures or unions are present.
238 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
241 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
244 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
245 detect Atom, Core 2 and Core i7.
247 2010-05-09 Richard Guenther <rguenther@suse.de>
249 * gcc.c (store_arg): Handle temporary file deletion for
252 2010-05-09 Richard Guenther <rguenther@suse.de>
255 * ipa-inline.c (estimate_function_body_sizes): Return after
256 disregarding inline limits.
258 2010-05-09 Richard Guenther <rguenther@suse.de>
260 * gcc.c (store_arg): Revert last change.
262 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
265 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
266 (optimize_ops_list): Call it.
268 2010-05-08 Richard Guenther <rguenther@suse.de>
270 PR tree-optimization/44030
271 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
272 NECESSARY flag if we propagate from a inserted expression.
274 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
276 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
277 domain types as equal if they are both PLACEHOLDER_EXPRs.
279 2010-05-08 Richard Guenther <rguenther@suse.de>
281 * lto-wrapper.c (run_gcc): Remove linker output from
282 command line for LTRANS invocation.
284 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
286 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
287 lto-macho as lto_binary_reader.
288 * target.h (struct gcc_target): New hooks lto_start and lto_end.
289 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
290 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
291 in lto_start and lto_end calls.
292 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
294 (scan_prog_file): Update is_elf_or_coff call.
295 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
297 * collect2.c (main): Fix enum comparison.
299 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
301 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
302 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
303 and TARGET_ASM_LTO_END.
304 * darwin.c: Include obstack.h and lto-streamer.h.
305 (lto_section_names_offset, lto_section_names_obstack,
306 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
308 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
309 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
311 (darwin_asm_lto_end): New function. Restore asm_out_file.
312 (darwin_asm_named_section): For LTO sections, replace the name with
313 the offset of the section name in a string table, and build this
315 (darwin_file_start): Initialize global vars for LTO support.
316 (darwin_file_end): If output to asm_out_file was redirected, append it
317 to the proper asm_out_file here. Add the section names section.
319 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
321 * c-pragma.c (pending_weak_d, pending_weak): New.
322 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
323 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
324 handle_pragma_weak): Update the uses of pending_weaks.
326 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
328 PR documentation/44016
329 * doc/standards.texi (Standards): Link to unversioned
330 cxx0x_status.html page.
332 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
335 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
336 in addition to TREE_USED, to avoid "set but unused" warnings.
338 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
340 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
341 (is_loop_prefetching_profitable): Do not insert prefetches
342 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
343 times the prefetch ahead distance.
345 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
347 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
348 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
349 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
352 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
354 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
355 a diagnostic info when the insn-to-mem ratio is too small.
357 2010-05-07 Richard Guenther <rguenther@suse.de>
359 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
361 (store_arg): Queue temp_filename for deletion instead of
364 2010-05-07 Richard Guenther <rguenther@suse.de>
366 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
367 (run_gcc): Handle LTRANS phase invocation.
368 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
370 2010-05-07 Jakub Jelinek <jakub@redhat.com>
372 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
373 this is also meaningful on PARM_DECLs and RESULT_DECLs.
375 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
377 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
379 2010-05-07 Richard Guenther <rguenther@suse.de>
381 PR tree-optimization/44020
382 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
383 code when PRE is not yet initialized.
385 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
387 * config/mips/dbxmdebug.h: Remove.
388 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
390 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
392 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
393 with null pointer and also warn about ordered comparison of zero with
396 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
398 * graphite-blocking.c
399 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
400 * graphite-clast-to-gimple.c
401 (clast_to_gcc_expression): Same.
402 (precision_for_value): Same.
403 (precision_for_interval): Same.
404 (gcc_type_for_interval): Same.
405 (graphite_create_new_guard): Same.
406 (compute_bounds_for_level): Same.
407 (graphite_create_new_loop_guard): Same.
408 * graphite-interchange.c
409 (build_linearized_memory_access): Same.
410 (pdr_stride_in_loop): Same.
411 (memory_strides_in_loop_1): Same.
412 (memory_strides_in_loop): Same.
413 (extend_scattering): Same.
414 (psct_scattering_dim_for_loop_depth): Same.
415 (pbb_number_of_iterations): Same.
417 (debug_iteration_domains): Same.
419 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
420 (ppl_set_inhomogeneous_gmp): Same.
421 (ppl_strip_loop): Same.
422 (ppl_lexico_compare_linear_expressions): Same.
423 (ppl_read_polyhedron_matrix): Same.
424 (ppl_max_for_le_pointset): Same.
426 (ppl_read_polyhedron_matrix): Same.
427 (tree_int_to_gmp): Same.
428 (gmp_cst_to_tree): Same.
429 (ppl_set_inhomogeneous): Same.
430 (ppl_set_inhomogeneous_tree): Same.
431 (ppl_set_coef): Same.
432 (ppl_set_coef_tree): Same.
433 * graphite-sese-to-poly.c
434 (build_pbb_scattering_polyhedrons): Same.
435 (build_scop_scattering): Same.
436 (scan_tree_for_params_right_scev): Same.
437 (scan_tree_for_params): Same.
438 (find_params_in_bb): Same.
439 (find_scop_parameters): Same.
440 (add_upper_bounds_from_estimated_nit): Same.
441 (build_loop_iteration_domains): Same.
442 (add_condition_to_domain): Same.
443 (pdr_add_memory_accesses): Same.
445 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
447 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
448 CLooG's value_* macros to their respective mpz_* counterparts.
449 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
450 (graphite_create_new_loop_guard): Same.
451 * graphite-interchange.c (build_linearized_memory_access): Same.
452 (pdr_stride_in_loop): Same.
453 (memory_strides_in_loop_1): Same.
454 (1st_interchange_profitable_p): Same.
455 * graphite-poly.c (extend_scattering): Same.
456 (psct_scattering_dim_for_loop_depth): Same.
457 (pbb_number_of_iterations): Same.
458 (pbb_number_of_iterations_at_time): Same.
459 * graphite-poly.h (new_1st_loop): Same.
460 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
461 (oppose_constraint): Same.
462 (insert_constraint_into_matrix): Same.
463 (ppl_set_inhomogeneous_gmp): Same.
464 (ppl_set_coef_gmp): Same.
465 (ppl_strip_loop): Same.
466 (ppl_lexico_compare_linear_expressions): Same.
467 (ppl_max_for_le_pointset): Same.
468 (ppl_min_for_le_pointset): Same.
469 (ppl_build_realtion): Same.
470 * graphite-ppl.h (gmp_cst_to_tree): Same.
471 (ppl_set_inhomogeneous): Same.
472 (ppl_set_inhomogeneous_tree): Same.
473 (ppl_set_coef): Same.
474 (ppl_set_coef_tree): Same.
475 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
476 (build_scop_scattering): Same.
477 (add_value_to_dim): Same.
478 (scan_tree_for_params_right_scev): Same.
479 (scan_tree_for_params_int): Same.
480 (scan_tree_for_params): Same.
481 (find_params_in_bb): Same.
482 (find_scop_parameters): Same.
483 (add_upper_bounds_from_estimated_nit): Same.
484 (build_loop_iteration_domains): Same.
485 (create_linear_expr_from_tree): Same.
486 (add_condition_to_domain): Same.
487 (pdr_add_memory_accesses): Same.
489 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
490 Jason Merrill <jason@redhat.com>
492 * c-common.c (c_common_reswords): Add nullptr.
493 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
494 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
495 (gen_type_die_with_usage): Likewise.
496 * dbxout.c (dbxout_type): Likewise.
497 * sdbout.c (plain_type_1): Likewise.
499 2010-05-06 Jason Merrill <jason@redhat.com>
501 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
502 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
504 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
506 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
507 stripping WITH_SIZE_EXPR.
508 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
511 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
513 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
514 list of obsolete configurations.
515 Disabled check for obsolete configurations.
516 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
517 Removed support for previous versions.
518 * config/mips/iris.h: Removed.
519 * config/mips/iris5.h: Removed.
520 * config/mips/iris6.h: Merged old iris.h contents.
521 (TARGET_IRIX): Removed.
522 (DRIVER_SELF_SPECS): Removed mabi=32.
523 (IDENT_ASM_OP): Removed undef.
524 (STARTFILE_SPEC): Removed mabi=32.
525 (ENDFILE_SPEC): Likewise.
526 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
527 (MACHINE_TYPE): Update for IRIX 6.5.
528 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
529 TARGET_IRIX by TARGET_IRIX6.
530 (mips_file_start): Likewise.
531 (mips_output_external): Remove IRIX 5/6 O32 support.
532 (mips_output_function_prologue): Likewise.
533 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
535 (TARGET_CPU_CPP_BUILTINS): Likewise.
536 (TARGET_IRIX): Removed.
537 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
538 (MULTILIB_DIRNAMES): Removed 32.
539 (MULTILIB_OSDIRNAMES): Removed ../lib.
540 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
541 (Specific, mips-sgi-irix5): Document removal.
542 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
543 Remove references to older IRIX 6 releases and the O32 ABI.
545 2010-05-06 Jakub Jelinek <jakub@redhat.com>
548 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
549 instead of DF_REF_REAL_REG.
551 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
554 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
555 handling to still return true for x64 targets.
557 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
559 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
561 2010-05-06 Jan Hubicka <jh@suse.cz>
563 PR tree-optimization/43791
564 * ipa-inline.c (update_caller_keys): Remove bogus
565 disregard_inline_limits check.
567 2010-05-06 Michael Matz <matz@suse.de>
569 PR tree-optimization/43984
570 * tree-ssa-pre.c (inserted_phi_names): Remove.
571 (inserted_exprs): Change to bitmap.
572 (create_expression_by_pieces): Set bits, don't append to vector.
573 (insert_into_preds_of_block): Don't handle inserted_phi_names.
574 (eliminate): Don't look at inserted_phi_names, remove deleted
575 insns from inserted_exprs.
576 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
577 (init_pre, fini_pre): Allocate and free bitmaps.
578 (execute_pre): Insert insns on edges before elimination.
580 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
582 * tree.c (initializer_zerop): Handle STRING_CST.
584 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
587 * doc/invoke.texi (Wimplicit): Document as C only.
588 * opts.c (common_handle_option): Add argument kind.
589 (handle_option): Rename as read_cmdline_option. Factor out code to...
590 (handle_option): ... here. New.
591 (handle_options): Rename as read_cmdline_options.
592 (decode_options): Update call.
593 (set_option): Use option index instead of option pointer. Classify
594 diagnostics correctly.
595 (enable_warning_as_error): Call handle_option.
596 * opts.h (set_option): Update declaration.
597 (handle_option): Declare.
598 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
599 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
600 * c-opts.c (set_Wimplicit): Delete.
601 (c_family_lang_mask): New static constant.
602 (c_common_handle_option): Add argument kind. Use handle_option
603 instead of set_Wimplicit.
604 (c_common_post_options): warn_implicit and warn_implicit_int
605 are disabled by default.
606 * c-common.c (warn_implicit): Do not define here.
607 * c-common.h (warn_implicit): Do not declare here.
608 (c_common_handle_option): Update declaration.
609 * lto-opts.c (lto_reissue_options): Update call to set_option.
611 2010-05-06 Richard Guenther <rguenther@suse.de>
613 PR tree-optimization/43571
614 * domwalk.c (walk_dominator_tree): Walk the dominator
615 sons in more optimal order.
617 2010-05-06 Richard Guenther <rguenther@suse.de>
619 PR tree-optimization/43934
620 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
621 (stmt_cost): Likewise.
622 (extract_true_false_args_from_phi): New helper.
623 (determine_max_movement): For PHI nodes verify we can hoist them
624 and compute their cost.
625 (determine_invariantness_stmt): Handle PHI nodes.
626 (move_computations_stmt): Likewise. Hoist PHI nodes in
627 if-converted form using COND_EXPRs.
628 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
629 (tree_ssa_lim): Likewise.
630 * tree-flow.h (tree_ssa_lim): Adjust prototype.
631 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
633 2010-05-06 Richard Guenther <rguenther@suse.de>
635 PR tree-optimization/43987
636 * tree-ssa-structalias.c (could_have_pointers): For possibly
637 address-taken variables force pointers to be recorded.
638 (create_variable_info_for_1): Likewise.
639 (push_fields_onto_fieldstack): Pass in wheter all fields
641 (find_func_aliases): Query types instead of vars whether
642 they contain pointers where appropriate.
644 2010-05-06 Jan Hubicka <jh@suse.cz>
646 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
647 (record_reference, mark_address, mark_load, mark_store): Record
649 (record_references_in_initializer): Update call of record_references.
650 (rebuild_cgraph_edges): Remove all references before rebuiding.
651 * cgraph.c (cgraph_create_node): Clear ref list.
652 (cgraph_remove_node): Remove references.
653 (dump_cgraph_node): Dump references.
654 (cgraph_clone_node): Clone references.
655 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
656 (struct cgraph_node, varpool_node): Add ref_lst.
657 * ipa-ref.c: New file.
658 * ipa-ref.h: New file.
659 * ipa-ref-inline.h: New file.
660 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
661 (referenced_from_other_partition_p): New function.
662 (lto_output_varpool_node): Take set arugment; call
663 referenced_from_other_partition.
664 (lto_output_ref): New.
665 (add_references): New.
667 (output_cgraph): Compute boundary based on references; output refs.
668 (output_varpool): Accept cgraph_node_set argument.
671 (input_cgraph): Call input_refs.
672 * lto-section-in.c (lto_section_name): Add refs.
673 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
674 (ipa-ref.o): New file.
675 * varpool.c (varpool_node): Clear ipa ref list.
676 (varpool_remove_node): Remove references.
677 (dump_varpool_node): Dump references.
678 (varpool_assemble_decl): Only compile finalized ones.
679 (varpool_extra_name_alias): Initialize ref list.
680 * lto-streamer.c (lto-get_section_name): Add .refs section.
681 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
682 (referenced_from_other_partition_p): Declared.
684 2010-05-06 Ira Rosen <irar@il.ibm.com>
686 PR tree-optimization/43901
687 * tree-vect-stmts.c (vectorizable_call): Assert that vector
688 type is not NULL if it's transformation phase, and return
689 FALSE if it's analysis.
690 (vectorizable_conversion, vectorizable_operation,
691 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
693 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
695 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
697 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
699 * config/mips/mips-protos.h
700 (mips_small_register_classes_for_mode_p): Delete prototype.
702 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
704 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
705 * config/arm/arm.c (multiple_operation_profitable_p,
706 compute_offset_order): New static functions.
707 (load_multiple_sequence, store_multiple_sequence): Use them.
708 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
709 memory offsets, not register numbers.
710 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
712 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
714 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
715 (get_pending_sizes, put_pending_size, put_pending_sizes):
716 Update the uses of pending_sizes.
717 * c-decl.c (store_parm_decls): Likewise.
718 * c-tree.h (struct c_arg_info): Likewise.
719 * tree.h: Update the prototype for get_pending_sizes and
722 2010-05-05 Jason Merrill <jason@redhat.com>
725 * c-common.c (handle_aligned_attribute): Respect
726 ATTR_FLAG_TYPE_IN_PLACE.
729 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
730 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
731 (TARGET_INITIALIZER): Use it.
732 * c-common.c (attribute_takes_identifier_p): Call it.
733 * c-common.h: Update prototype.
734 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
735 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
737 2010-05-05 Jakub Jelinek <jakub@redhat.com>
740 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
741 DW_ID_down_case for Fortran compilation units.
743 2010-05-05 Jan Hubicka <jh@suse.cz>
745 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
748 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
750 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
751 a variable-sized RESULT_DECL.
753 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
755 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
757 2010-05-05 Jason Merrill <jason@redhat.com>
760 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
762 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
764 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
765 Jakub Jelinek <jakub@redhat.com>
768 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
769 (dead_debug_init, dead_debug_finish): New functions.
770 (dead_debug_add, dead_debug_insert_before): Likewise.
771 (df_note_bb_compute): Initialize a dead_debug object, add dead
772 debug uses to it, insert debug bind insns before death insns,
773 reset debug insns that refer to pending uses at the end.
774 * rtl.h (make_debug_expr_from_rtl): New prototype.
775 * varasm.c (make_debug_expr_from_rtl): New function.
777 2010-05-05 Jan Hubicka <jh@suse.cz>
779 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
780 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
781 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
782 lto_varpool_encoder_deref, lto_varpool_encoder_size,
783 lto_varpool_encoder_encode_initializer_p,
784 lto_set_varpool_encoder_encode_initializer): New functions.
785 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
787 (input_varpool_node): Do not always set analyzed.
788 (input_cgraph_1): Return vector of cgraph nodes.
789 (input_varpool_1): Return vector of varpools.
790 (input_cgraph): Free the vectors.
791 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
792 output only initializers needed.
793 (lto_output): Only call output_cgraph.
794 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
795 * lto-section-out.c (lto_new_out_decl_state): Initialize
796 state->varpool_node_encoder.
797 * lto-streamer.h (lto_varpool_encoder_d): New.
798 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
799 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
800 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
801 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
802 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
804 (output_varpool, input_varpool): Remove declarations.
806 2010-05-05 Jan Hubicka <jh@suse.cz>
808 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
809 with body can prevail.
811 2010-05-05 Jan Hubicka <jh@suse.cz>
813 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
816 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
818 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
820 * gengtype.h (erro_at_line): Constify pos argument.
822 * gengtype.c: Include hashtab.h.
823 (enum gc_used): Document GC_MAYBE_POINTED_TO.
824 (error_at_line): Constify pos argument.
825 (do_typedef): Initialize p->opt field.
826 (get_file_gtfilename): Fix comment typo.
827 (struct walk_type_data): Constify line field.
828 (get_output_file_for_structure): New function.
829 (write_local_func_for_structure): Constify orig_s argument.
830 Use get_output_file_for_structure.
831 (write_func_for_structure): Use get_output_file_for_structure.
832 (INDENT): New define.
833 (dump_pair, dump_type, dump_type_list, dump_typekind)
834 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
835 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
837 (seen_types): New variable.
838 (main): New variable do_dump. Process "-d" command line option.
839 Call dump_everything if dump requested.
841 2010-05-05 Jakub Jelinek <jakub@redhat.com>
843 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
844 in a temporary instead of invoking the macro multiple times.
845 (track_expr_p): Likewise.
847 2010-05-04 Neil Vachharajani <nvachhar@google.com>
849 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
851 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
852 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
853 conditions for printing notes.
854 * common.opt (-Wcoverage-mismatch): Allow negative, default to
855 true, update documentation.
856 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
858 2010-05-04 Jakub Jelinek <jakub@redhat.com>
861 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
864 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
867 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
868 (*sse_prologue_save_insn1): Likewise.
869 (SSE prologue save splitter): Likewise.
871 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
873 * tree.c (free_lang_data_in_one_sizepos): New inline function.
874 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
875 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
876 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
877 all decls. Call it on DECL_FIELD_OFFSET of fields.
878 (find_decls_types_r): Follow DECL_VALUE_EXPR.
879 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
881 2010-05-04 Martin Jambor <mjambor@suse.cz>
883 * tree-sra.c (build_access_from_expr_1): The first parameter type
884 changed to simple tree.
885 (build_access_from_expr): Likewise, gsi parameter was eliminated.
886 (scan_assign_result): Renamed to assignment_mod_result, enum elements
888 (build_accesses_from_assign): Removed all parameters except for a
889 simple gimple statement. Now returns a simple bool.
890 (scan_function): All non-analysis parts moved to separate functions
891 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
892 parameters and updated both callers.
893 (sra_modify_expr): Removed parameter data.
894 (sra_modify_function_body): New function.
895 (perform_intra_sra): Call sra_modify_function_body to modify the
897 (replace_removed_params_ssa_names): Parameter data changed into
899 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
900 changed the parameter dont_convert to convert with the opposite
902 (sra_ipa_modify_assign): Parameter data changed into adjustments
903 vector, return value changed to bool.
904 (ipa_sra_modify_function_body): New function.
905 (sra_ipa_reset_debug_stmts): Updated a comment.
906 (modify_function): Use ipa_sra_modify_function_body to modify function
909 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
912 * alias.c (true_dependence): Handle the same VALUE in x and mem.
913 (canon_true_dependence): Likewise.
914 (write_dependence_p): Likewise.
916 2010-05-04 Jan Hubicka <jh@suse.cz>
918 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
919 * cgraphbuild.c: Include ipa-utils.h
920 (record_reference_ctx): New struct.
921 (record_reference): Simplify to work on initializers; not statements.
922 (mark_address, mark_load, mark_store): New.
923 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
925 (record_references_in_initializer): Update use of record_reference.
926 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
929 2010-05-04 Jan Hubicka <jh@suse.cz>
931 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
932 node will be removed anyway.
933 (lto_varpool_replace_node): Allow also unanalyzed nodes;
934 relink aliases of node into prevailing node.
935 * varpool.c (varpool_remove_node): Remove aliases properly;
936 when removing node, remove all its aliases too; remove DECL_INITIAL
937 of removed node; ggc_free the varpool node.
939 2010-05-04 Richard Guenther <rguenther@suse.de>
941 PR tree-optimization/43879
942 * tree-ssa-structalias.c (alias_get_name): Use
943 DECL_ASSEMBLER_NAME if available.
944 (create_function_info_for): Return the varinfo node.
945 (ipa_pta_execute): Associate same-body aliases and extra names
946 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
948 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
950 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
952 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
955 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
956 only if HONOR_REG_ALLOC_ORDER is not defined.
958 2010-05-04 Richard Guenther <rguenther@suse.de>
960 PR tree-optimization/43949
961 * tree-vrp.c (extract_range_from_binary_expr): Only handle
964 2010-04-26 Jason Merrill <jason@redhat.com>
966 * c.opt (-fstrict-enums): New.
967 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
969 2010-05-03 David Ung <davidu@mips.com>
970 James E. Wilson <wilson@codesourcery.com>
972 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
973 emit the trap instruction before the divide for TUNE_74K.
975 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
977 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
978 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
979 based on the above, for new target hook.
981 * hooks.c (hook_bool_mode_true): New generic hook.
982 * hooks.h (hook_bool_mode_true): Add prototype.
984 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
986 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
987 target hook, set to hook_bool_mode_false.
988 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
989 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
990 with targetm.small_register_classes_for_mode_p.
991 (find_reusable_reload): Likewise.
992 (combine_reloads): Likewise.
993 * reload1.c (reload_as_needed): Likewise.
994 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
995 * ifcvt.c (noce_process_if_block, check_cond_move_block,
996 dead_or_predicable): Likewise.
997 * regmove.c (optimize_reg_copy_1): Likewise.
998 * calls.c (prepare_call_address): Likewise.
999 (precompute_register_parameters): Likewise.
1001 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
1003 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
1004 implementation of the hook that considers all register classes
1005 small except for SH64.
1006 (sh_override_options): Use the new hook.
1007 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
1010 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
1012 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
1013 implementation of the hook that considers all register classes
1015 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
1018 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
1020 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
1021 implementation of the hook that considers all register classes
1023 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
1026 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
1028 * config/m32c/m32c.h: Likewise.
1029 * config/pdp11/pdp11.h: Likewise.
1030 * config/avr/avr.h: Likewise.
1031 * config/xtensa/xtensa.h: Likewise.
1032 * config/m68hc11/m68hc11.h: Likewise.
1033 * config/mn10300/mn10300.h: Likewise.
1034 * config/mcore/mcore.h: Likewise.
1035 * config/h8300/h8300.h: Likewise.
1036 * config/bfin/bfin.h: Likewise.
1038 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
1039 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
1041 2010-05-03 Anatoly Sokolov <aesok@post.ru>
1043 * double-int.h (tree_to_double_int): Remove macro.
1044 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
1045 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1046 (tree_to_double_int): New function.
1047 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
1049 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1051 2010-05-03 Richard Guenther <rguenther@suse.de>
1053 PR tree-optimization/43971
1054 * tree-ssa-structalias.c (get_constraint_for_1): Fix
1055 constraints in the !flag_delete_null_pointer_checks case.
1057 2010-05-03 Jakub Jelinek <jakub@redhat.com>
1060 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
1061 result mode matches original rtl mode.
1063 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
1066 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
1068 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1070 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
1071 when processing flag options.
1073 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1075 * gcov-iov.c (main): Change format string placeholder
1076 from %#08x to 0x%08x.
1077 * genchecksum.c (dosum): Change format string placeholder
1078 from %#02x to 0x%02x.
1080 2010-05-02 Richard Guenther <rguenther@suse.de>
1082 PR tree-optimization/43879
1083 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
1085 2010-05-02 Bruno Haible <bruno@clisp.org>
1087 * doc/extend.texi (Function Attributes): Fix a typo.
1089 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1092 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
1093 placeholder from 0x%x to %#x.
1094 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1095 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1096 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1097 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1098 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1099 * config/i386/i386.c (ix86_target_string): Ditto.
1100 * config/i386/i386.c (output_pic_addr_const): Ditto.
1101 (print_operand): Ditto.
1103 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1105 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
1106 placeholder from 0x%x to %#x.
1107 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
1108 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
1109 (ASM_OUTPUT_DEBUG_DATA): Ditto.
1110 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
1111 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
1112 * optc-gen.awk: Ditto.
1113 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
1114 (HOST_WIDE_INT_PRINT_HEX): Ditto.
1115 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
1116 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1118 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1120 * target.h (struct calls): Add function_value_regno_p field.
1121 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
1122 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
1123 * targhooks.c (default_function_value_regno_p): New function.
1124 * targhooks.h (default_function_value_regno_p): Declare function.
1125 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
1126 * builtins.c. (apply_result_size): (Ditto.).
1127 * combine.c. (likely_spilled_retval_p): (Ditto.).
1128 * mode-switching.c. Include 'target.h'.
1129 (create_pre_exit): Use function_value_regno_p hook.
1130 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
1131 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
1132 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
1134 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
1135 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
1136 (ix86_function_value_regno_p): Declare as static, change argument
1137 type to const unsigned int.
1138 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
1140 2010-05-01 Richard Guenther <rguenther@suse.de>
1142 PR tree-optimization/43949
1143 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
1145 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
1147 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1149 * rtl.h (CONST_DOUBLE_P): Define.
1150 (rtx_to_double_int): Declare.
1151 * emit-rtl.c (rtx_to_double_int): New function.
1152 * dwarf2out.c (insert_double): New function.
1153 (loc_descriptor, add_const_value_attribute): Clean up, use
1154 rtx_to_double_int and insert_double functions.
1156 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
1158 * doc/extend.texi (Inline): Add missing return keyword to examples.
1159 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
1162 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
1164 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
1165 the variable part of the offset as well. Use highest_pow2_factor for
1166 all alignment checks.
1168 2010-04-30 Richard Guenther <rguenther@suse.de>
1170 PR tree-optimization/43879
1171 * tree-ssa-structalias.c (type_could_have_pointers): Functions
1174 2010-04-30 Jan Hubicka <jh@suse.cz>
1176 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
1178 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
1180 2010-04-30 Jan Hubicka <jh@suse.cz>
1182 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
1184 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
1185 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
1186 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
1187 cgraph_node_set_needs_ltrans_p): Remove.
1189 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1191 * sdbout.c: Include vec.h, do not include varray.h.
1192 (deferred_global_decls, sdbout_global_decl,
1193 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
1194 * toplev.c: Do not include varray.h.
1195 (dump_memory_report): Do not dump VARRAY statistics.
1196 * gengtype.c (open_base_file): Ignore varray.h.
1197 * Makefile.in: Update for abovementioned changes.
1198 Remove all traces of varray.c and varray.h.
1199 * varray.c: Remove file.
1200 * varray.h: Remove file.
1202 2010-04-30 Jan Hubicka <jh@suse.cz>
1204 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
1207 2010-04-30 Jan Hubicka <jh@suse.cz>
1209 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
1212 2010-04-30 Richard Guenther <rguenther@suse.de>
1214 * tree-ssa-structalias.c (get_constraint_for_1): Generate
1215 constraints for CONSTRUCTOR.
1217 2010-04-30 Richard Guenther <rguenther@suse.de>
1220 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
1221 first after all lowering passes.
1223 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1225 * toplev.c: Include varray.h for statistics dumping.
1226 * tree.h: Do not declare varray_head_tag.
1227 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
1228 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
1229 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
1230 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
1231 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
1232 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
1233 c-common.c, c-common.h, reg-stack.c, basic-block.h,
1234 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
1236 * Makefile.in: Update for abovementioned changes.
1238 2010-04-30 Jakub Jelinek <jakub@redhat.com>
1241 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
1243 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1245 * config/picochip/picochip.c (picochip_legitimize_address): Define.
1246 Use this function to do machine-specific conversion.
1247 (picochip_legitimize_reload_address): Likewise.
1248 (picochip_legitimate_address_p): Check valid base register only if
1250 (picochip_check_conditional_copy): Check for modw only if opnd is
1252 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
1253 to call the function in c.
1254 * config/picochip/picochip-protos.h
1255 (picochip_legitimize_reload_address): Define.
1256 * config/picochip/picochip.md (supported_compare1): Define.
1258 2010-04-30 Jan Hubicka <jh@suse.cz>
1260 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
1261 (cgraph_global_info): Remove inlined.
1262 (LTO_cgraph_tag_names): Remove.
1263 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
1264 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
1265 simplify cgraph tags and document.
1266 (lto_output_node): Use only LTO_cgraph_unavail_node and
1267 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
1268 for_functions_valid, global info, process and output flags.
1269 (input_overwrite_node): Initialize estimated stack size and
1270 estimated growth. Do not read flags we no longer store.
1271 (input_node): Likewise do not read info no longer stored.
1272 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
1275 2010-04-30 Richard Guenther <rguenther@suse.de>
1277 PR tree-optimization/43879
1278 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1279 handle non-zero initializers.
1281 2010-04-30 Richard Guenther <rguenther@suse.de>
1283 * builtins.c (fold_builtin_1): Delete free (0).
1285 2010-04-29 Jan Hubicka <jh@suse.cz>
1287 * gengtype.c (open_base_files): Add lto-streamer.h
1288 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
1289 (pass_ipa_cp): GGC collect.
1290 * toplev. (compile_file): Do not output symbols.
1291 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
1292 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
1293 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
1294 * lto-section-in.c: Include ggc.h
1295 (lto_new_in_decl_state): Alloc in GGC.
1296 (lto_delete_in_decl_state): Likewise.
1297 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
1300 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1303 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
1304 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
1305 (HONOR_REG_ALLOC_ORDER): Describe new macro.
1306 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
1307 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
1308 account only if HONOR_REG_ALLOC_ORDER is not defined.
1309 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
1310 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
1312 2010-04-29 Jon Grant <04@jguk.org>
1314 * collect2.c (vflag): Change type from int to bool.
1316 (helpflag): New global bool.
1317 (main): Set vflag and debug with boolean, not integer truth values.
1318 Accept new "--help" option and output usage text if found.
1319 * collect2.h (vflag): Update prototype.
1322 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1325 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
1327 2010-04-29 Richard Guenther <rguenther@suse.de>
1330 * plugin.h (invoke_plugin_callbacks): Annotate arguments
1331 with ATTRIBUTE_UNUSED.
1333 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1336 * config/i386/i386.c (get_some_local_dynamic_name): Replace
1337 INSN_P with NONDEBUG_INSN_P.
1338 (distance_non_agu_define): Likewise.
1339 (distance_agu_use): Likewise.
1341 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1343 From Dominique d'Humieres <dominiq@lps.ens.fr>
1345 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
1348 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1350 * plugin.h (invoke_plugin_callbacks): New inline function.
1351 * plugin.c (flag_plugin_added): New global flag.
1352 (add_new_plugin): Initialize above flag.
1353 (invoke_plugin_callbacks): Rename to ...
1354 (invoke_plugin_callbacks_full): ... this.
1356 2010-04-28 Jan Hubicka <jh@suse.cz>
1358 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
1359 (lto_varpool_replace_node): New.
1360 (lto_symtab_resolve_symbols): Resolve varpool nodes.
1361 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
1362 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
1363 * cgraph.h (varpool_node_ptr): New type.
1364 (varpool_node_ptr): New vector.
1365 (varpool_node_set_def): New structure.
1366 (varpool_node_set): New type.
1367 (varpool_node_set): New vector.
1368 (varpool_node_set_element_def): New structure.
1369 (varpool_node_set_element, const_varpool_node_set_element): New types.
1370 (varpool_node_set_iterator): New type.
1371 (varpool_node): Add prev pointers, add used_from_other_partition,
1373 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
1374 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
1375 varpool_get_node, varpool_remove_node): Declare.
1376 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
1377 varpool_node_set_size): New inlines.
1378 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
1379 * tree-pass.h (varpool_node_set_def): Forward declare.
1380 (ipa_opt_pass_d): Summary writting takes vnode sets too.
1381 (ipa_write_optimization_summaries): Update prototype.
1382 * ipa-cp.c (ipcp_write_summary): Update.
1383 * ipa-reference.c (ipa_reference_write_summary): Update.
1384 * lto-cgraph.c (lto_output_varpool_node): New static function.
1385 (output_varpool): New function.
1386 (input_varpool_node): New static function.
1387 (input_varpool_1): New function.
1388 (input_cgraph): Input varpool.
1389 * ipa-pure-const.c (pure_const_write_summary): Update.
1390 * lto-streamer-out.c (lto_output): Update, output varpool too.
1391 (write_global_stream): Kill WPA hack.
1392 (produce_asm_for_decls): Update.
1393 (output_alias_pair_p): Handle variables.
1394 (output_unreferenced_globals): Output only needed partition of varpool.
1395 * ipa-inline.c (inline_write_summary): Update.
1396 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1398 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1399 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1400 varpool_node_set_new, varpool_node_set_add,
1401 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1402 debug_varpool_node_set): New functions.
1403 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1404 (execute_one_pass): Process new decls too.
1405 (ipa_write_summaries_2): Pass around vsets.
1406 (ipa_write_summaries_1): Likewise.
1407 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1409 (ipa_write_optimization_summaries_1): Pass around vsets.
1410 (ipa_write_optimization_summaries): Likewise.
1411 * varpool.c (varpool_get_node): New.
1412 (varpool_node): Update doubly linked lists.
1413 (varpool_remove_node): New.
1414 (dump_varpool_node): More dumping.
1415 (varpool_enqueue_needed_node): Update doubly linked lists.
1416 (decide_is_variable_needed): Kill ltrans hack.
1417 (varpool_finalize_decl): Kill lto hack.
1418 (varpool_assemble_decl): Skip decls in other partitions.
1419 (varpool_assemble_pending_decls): Update doubly linkes lists.
1420 (varpool_empty_needed_queue): Likewise.
1421 (varpool_extra_name_alias): Likewise.
1422 * lto-streamer.c (lto_get_section_name): Add vars section.
1423 * lto-streamer.h (lto_section_type): Update.
1424 (output_varpool, input_varpool): Declare.
1426 2010-04-28 Mike Stump <mikestump@comcast.net>
1428 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1430 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1432 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1433 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1434 (lto_input_ts_type_tree_pointers): Likewise.
1435 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1436 (lto_output_ts_type_tree_pointers): Likewise.
1438 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1440 Uniquization of constants at the Tree level
1441 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
1442 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
1444 (tree_output_constant_def): Declare.
1445 * gimplify.c (gimplify_init_constructor): When using block copy, first
1446 uniquize the constant constructor on the RHS.
1447 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
1448 DECL_IN_CONSTANT_POOL flag.
1449 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
1450 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
1452 (assemble_variable): Deal with symbols belonging to the tree constant
1454 (get_constant_section): Add ALIGN parameter and simplify.
1455 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
1456 (assemble_constant_contents): Use the expression of the VAR_DECL.
1457 (output_constant_def_contents): Use the alignment of the VAR_DECL.
1458 (tree_output_constant_def): New global function.
1459 (mark_constant): Use the expression of the VAR_DECL.
1460 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
1462 (output_object_block): Likewise and assemble the expression.
1464 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1466 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1467 hash_tree, eq_tree): New tree hash table.
1468 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1469 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1470 lto_orig_address_remove): Reimplement.
1472 2010-04-28 Xinliang David Li <davidxl@google.com>
1475 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
1476 (compute_uninit_opnds_pos): New function.
1477 (is_non_loop_exit_postdominating): New function.
1478 (compute_control_dep_chain): New function.
1479 (find_pdom): New function.
1480 (convert_control_dep_chain_into_preds): New function.
1481 (find_predicates): New function.
1482 (find_control_equiv_block): New function.
1483 (collect_phi_def_edges): New function.
1484 (find_def_preds): New function.
1485 (find_dom): New function.
1486 (dump_predicates): New function.
1487 (get_cmp_code): New function.
1488 (is_value_included_in): New function.
1489 (find_matching_predicate_in_rest_chains): New function.
1490 (use_pred_not_overlap_with_undef_path_pred): New function.
1491 (is_use_properly_guarded): New function.
1492 (normalize_cond_1): New function.
1493 (is_and_or_or): New function.
1494 (normalize_cond): New function.
1495 (is_gcond_subset_of): New function.
1496 (is_subset_of_any): New function.
1497 (is_or_set_subset_of): New function.
1498 (is_and_set_subset_of): New function.
1499 (is_norm_cond_subset_of): New function.
1500 (is_pred_expr_subset_of): New function.
1501 (is_pred_chain_subset_of): New function.
1502 (is_included_in): New function.
1503 (is_superset_of): New function.
1504 (find_uninit_use): New function.
1505 (warn_uninitialized_phi): New function.
1506 (compute_possibly_undefined_names): New function.
1507 (ssa_undefined_value_p): New function.
1508 (execute_late_warn_uninitialized): New function.
1509 * tree-ssa.c (ssa_undefined_value_p): Removed.
1510 (warn_uninit): Changed to extern.
1511 (warn_uninitialized_phi): Removed.
1512 (warn_uninitialized_vars): Changed to extern.
1513 (execute_late_warn_uninitialized): Removed
1514 * tree-flow.h: Add new prototypes.
1515 * timevar.def: Add new time variable.
1516 * Makefile.in: Add new build file.
1518 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
1520 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1523 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1526 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
1528 2010-04-28 Martin Jambor <mjambor@suse.cz>
1530 * cgraph.h (struct cgraph_node): New field indirect_calls.
1531 (struct cgraph_indirect_call_info): New type.
1532 (struct cgraph_edge): Removed field indirect_call. New fields
1533 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
1534 (cgraph_create_indirect_edge): Declare.
1535 (cgraph_make_edge_direct): Likewise.
1536 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
1537 * ipa-prop.h (struct ipa_param_call_note): Removed.
1538 (struct ipa_node_params): Removed field param_calls.
1539 (ipa_create_all_structures_for_iinln): Declare.
1540 * cgraph.c: Described indirect edges and uids in initial comment.
1541 (cgraph_add_edge_to_call_site_hash): New function.
1542 (cgraph_edge): Search also among the indirect edges, use
1543 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
1544 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
1545 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
1547 (initialize_inline_failed): Assign a reason to indirect edges.
1548 (cgraph_create_edge_1): New function.
1549 (cgraph_create_edge): Moved some functionality to
1550 cgraph_create_edge_1.
1551 (cgraph_create_indirect_edge): New function.
1552 (cgraph_edge_remove_callee): Add an assert checking for
1554 (cgraph_edge_remove_caller): Special-case indirect edges.
1555 (cgraph_remove_edge): Likewise.
1556 (cgraph_set_edge_callee): New function.
1557 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1558 (cgraph_make_edge_direct): New function.
1559 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1560 the declaration of the call statement matches.
1561 (cgraph_node_remove_callees): Special-case indirect edges.
1562 (cgraph_clone_edge): Likewise.
1563 (cgraph_clone_node): Clone also the indirect edges.
1564 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1565 indirect_call, dump count of indirect_calls edges.
1566 * ipa-prop.c (iinlining_processed_edges): New variable.
1567 (ipa_note_param_call): Create indirect edges instead of
1568 creating notes. New parameter node.
1569 (ipa_analyze_call_uses): New parameter node, pass it on to
1570 ipa_note_param_call.
1571 (ipa_analyze_stmt_uses): Likewise.
1572 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1573 (print_edge_addition_message): Work on edges rather than on notes.
1574 (update_call_notes_after_inlining): Likewise, renamed to
1575 update_indirect_edges_after_inlining.
1576 (ipa_create_all_structures_for_iinln): New function.
1577 (ipa_free_node_params_substructures): Do not free notes.
1578 (ipa_edge_duplication_hook): Propagate bits within
1579 iinlining_processed_edges bitmap.
1580 (ipa_node_duplication_hook): Do not duplicate notes.
1581 (free_all_ipa_structures_after_ipa_cp): Renamed to
1582 ipa_free_all_structures_after_ipa_cp.
1583 (free_all_ipa_structures_after_iinln): Renamed to
1584 ipa_free_all_structures_after_iinln.
1585 (ipa_write_param_call_note): Removed.
1586 (ipa_read_param_call_note): Removed.
1587 (ipa_write_indirect_edge_info): New function.
1588 (ipa_read_indirect_edge_info): Likewise.
1589 (ipa_write_node_info): Do not stream notes, do stream information
1591 (ipa_read_node_info): Likewise.
1592 (lto_ipa_fixup_call_notes): Removed.
1593 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1594 * ipa-inline.c (pass_ipa_inline): Likewise.
1595 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1596 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1597 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1599 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1601 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1602 (output_cgraph): Stream also indirect edges.
1603 (lto_output_edge): Added capability to stream indirect edges.
1604 (input_edge): Likewise.
1605 (input_cgraph_1): Likewise.
1606 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1609 2010-04-28 Richard Guenther <rguenther@suse.de>
1611 PR tree-optimization/43879
1612 PR tree-optimization/43909
1613 * tree-ssa-structalias.c (struct variable_info): Add
1614 only_restrict_pointers flag.
1615 (new_var_info): Initialize it. Increment stats.total_vars here.
1616 (create_function_info_for): Do not increment stats.total_vars here.
1617 (get_function_part_constraint): Fix build with C++.
1618 (insert_into_field_list): Remove.
1619 (push_fields_onto_fieldstack): Properly merge fields.
1620 (create_variable_info_for): Split and simplify.
1621 (create_variable_info_for_1): New piece.
1622 (intra_create_variable_infos): Properly make restrict constraints
1625 2010-04-28 Richard Guenther <rguenther@suse.de>
1628 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
1630 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
1631 Jan Hubicka <hubicka@ucw.cz>
1633 * doc/invoke.texi (-Wsuggest-attribute=const,
1634 -Wsuggest-attribute=pure): Document.
1635 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
1636 (function_always_visible_to_compiler_p,
1637 suggest_attribute, warn_function_pure, warn_function_const):
1639 (check_call): Improve debug info.
1640 (analyze_function): Do not check availability.
1641 (add_new_function): Check availability.
1642 (propagate): Output warnings.
1643 (skip_function_for_local_pure_const): New function.
1644 (local_pure_const): Use it; output warnings.
1645 * common.opt (Wsuggest-attribute=const,
1646 Wsuggest-attribute=pure): New.
1648 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1650 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
1651 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
1652 or DW_CFA_def_cfa_offset{,_sf}.
1654 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1656 * tree.h: Fix truncated long macros.
1658 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
1660 * collect2.c (TARGET_64BIT): Redefine to target's default.
1661 * tlink.c: Likewise.
1662 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
1663 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
1664 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
1665 for underscoring __USER_LABEL_PREFIX__.
1666 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
1667 (SUB_LINK_ENTRY32): New.
1668 (SUB_LINK_ENTRY64): New.
1669 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
1670 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
1671 (SUB_LINK_ENTRY64): New.
1672 (SUB_LINK_ENTRY): New.
1673 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
1674 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
1675 x64 target is choosen.
1676 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
1677 * configure: Regenerated.
1678 * configure.ac (leading-mingw64-underscores): Option added.
1680 2010-04-27 Jan Hubicka <jh@suse.cz>
1682 * doc/invoke.texi (-fipa-profile): Document.
1683 * opts.c (decode_options): Enable ipa-profile at -O1.
1684 * timevar.def (TV_IPA_PROFILE): Define.
1685 * common.opt (fipa-profile): Add.
1686 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
1688 (cgraph_propagate_frequency): Handle only local ones.
1689 * tree-pass.h (pass_ipa_profile): Declare.
1690 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
1691 (pass_ipa_profile): Use TV_IPA_PROFILE.
1692 * ipa.c (ipa_profile): New function.
1693 (gate_ipa_profile): Likewise.
1694 (pass_ipa_profile): New global variable.
1695 * passes.c (pass_ipa_profile): New.
1697 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
1699 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
1701 2010-04-27 Martin Jambor <mjambor@suse.cz>
1704 * ipa.c (dissolve_same_comdat_group_list): New function.
1705 (function_and_variable_visibility): Call
1706 dissolve_same_comdat_group_list when comdat group contains external or
1708 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
1709 lists are circular and that they contain only DECL_ONE_ONLY nodes.
1711 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1713 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
1714 (const_hash_1) <VECTOR_CST>: New case.
1715 (compare_constant) <VECTOR_CST>: Likewise.
1716 <ADDR_EXPR>: Deal with LABEL_REFs.
1717 (copy_constant) <VECTOR_CST>: New case.
1719 2010-04-27 Jan Hubicka <jh@suse.cz>
1721 * cgraph.c (cgraph_propagate_frequency): New function.
1722 * cgraph.h (cgraph_propagate_frequency): Declare.
1723 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
1724 cgraph_propagate_frequency.
1726 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1728 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
1730 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
1733 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
1734 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
1735 here to determine which regs to push and how much stack to reserve.
1737 2010-04-27 Jie Zhang <jie@codesourcery.com>
1739 * doc/gimple.texi (gimple_statement_with_ops): Remove
1740 addresses_taken field.
1741 (gimple_statement_with_memory_ops): Likewise.
1743 2010-04-27 Jan Hubicka <jh@suse.cz>
1745 * tree-inline.c (eni_inlining_weights): Remove.
1746 (estimate_num_insns): Special case more builtins.
1748 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
1751 * c-typeck.c (build_binary_op): Move forward check for comparison
1752 pointer with null pointer constant and adjust the diagnostic message.
1754 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
1757 * configure.ac (gcc_cv_as_section_has_align): Set if installed
1758 binutils supports extended .section directive needed by LTO, or
1759 warn if older binutils found.
1760 (LTO_BINARY_READER): New AC_SUBST'd variable.
1761 (LTO_USE_LIBELF): Likewise.
1762 * gcc/config.gcc (lto_binary_reader): New target-specific configure
1764 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
1765 (LTO_USE_LIBELF): Likewise.
1766 * configure: Regenerate.
1768 * collect2.c (is_elf): Rename from this ...
1769 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
1770 object files in addition to ELF-formatted ones.
1771 (scan_prog_file): Caller updated. Also allow for LTO info marker
1772 symbol to be prefixed or not by an extra underscore.
1774 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
1775 * config/i386/winnt.c: Also #include lto-streamer.h
1776 (i386_pe_asm_named_section): Specify 1-byte section alignment for
1778 (i386_pe_asm_output_aligned_decl_common): Add comment.
1779 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
1781 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
1784 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
1785 Add missing earlyclobber for second alternative.
1787 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
1789 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
1790 bits for artificial defs at the top of the block.
1791 * fwprop.c (single_def_use_enter_block): Don't call it.
1793 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
1796 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
1797 instead of "$gcc_cv_objdump -T".
1798 Use "-undefined dynamic_lookup" on darwin.
1799 * gcc/configure: Regenerate.
1801 2010-04-26 Jakub Jelinek <jakub@redhat.com>
1804 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
1806 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1808 * c-parser.c (struct c_token): Move location field up.
1809 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
1810 (struct c_declspecs): Convert typespec_word, storage_class, and
1811 default_int_p into bitfields.
1812 (struct c_declarator): Move loc field up.
1814 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1816 * cfgloop.h (struct loop): Move can_be_parallel field up.
1817 * ipa-prop.h (struct ip_node_params): Move bitfields up.
1818 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
1820 (struct iv_cand): Convert pos field into a bitfield.
1821 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
1823 (struct _stmt_vec_info): Shuffle fields for better packing.
1825 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1827 * varasm.c (IN_NAMED_SECTION): Remove guard.
1828 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
1829 (IN_NAMED_SECTION_P): ...this.
1830 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
1831 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1833 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1835 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
1836 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
1837 of shadowing it. Fix comments.
1839 2010-04-26 Jan Hubicka <jh@suse.cz>
1841 * cgraph.c (cgraph_create_node): Set node frequency to normal.
1842 (cgraph_clone_node): Copy function frequency.
1843 * cgraph.h (node_frequency): New enum
1844 (struct cgraph_node): Add.
1845 * final.c (rest_of_clean_state): Update.
1846 * lto-cgraph.c (lto_output_node): Output node frequency.
1847 (input_overwrite_node): Input node frequency.
1848 * tre-ssa-loop-ivopts (computation_cost): Update.
1849 * lto-streamer-out.c (output_function): Do not output function
1851 * predict.c (maybe_hot_frequency_p): Update and handle functions
1853 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
1855 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
1856 (compute_function_frequency): Set noreturn functions to be executed
1858 (choose_function_section): Update.
1859 * lto-streamer-in.c (input_function): Do not input function frequency.
1860 * function.c (allocate_struct_function): Do not initialize function
1862 * function.h (function_frequency): Remove.
1863 (struct function): Remove function frequency.
1864 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
1865 (try_update): Update.
1866 * tree-inline.c (initialize_cfun): Do not update function frequency.
1867 * passes.c (pass_init_dump_file): Update.
1868 * i386.c (ix86_compute_frame_layout): Update.
1869 (ix86_pad_returns): Update.
1871 2010-04-26 Jie Zhang <jie@codesourcery.com>
1873 PR tree-optimization/43833
1874 * tree-vrp.c (range_int_cst_p): New.
1875 (range_int_cst_singleton_p): New.
1876 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
1877 when both operands are constants. Use range_int_cst_p in
1880 2010-04-26 Jan Hubicka <jh@suse.cz>
1882 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
1884 2010-04-26 Richard Guenther <rguenther@suse.de>
1887 * gimple.c (gimple_decl_printable_name): Deal gracefully
1888 with a NULL DECL_NAME.
1890 2010-04-26 Richard Guenther <rguenther@suse.de>
1893 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
1894 if emitting debug information and it is either a function
1895 or a namespace decl.
1897 2010-04-26 Ira Rosen <irar@il.ibm.com>
1899 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
1900 determine if the statement is vectorizable, and a macro to access it.
1901 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1902 Skip statements that can't be vectorized. If the analysis fails,
1903 mark the statement as unvectorizable if vectorizing basic block.
1904 (vect_compute_data_refs_alignment): Likewise.
1905 (vect_verify_datarefs_alignment): Skip statements marked as
1906 unvectorizable. Add print.
1907 (vect_analyze_group_access): Skip statements that can't be
1908 vectorized. If the analysis fails, mark the statement as
1909 unvectorizable if vectorizing basic block.
1910 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
1911 * tree-vect-stmts.c (vectorizable_store): Fix the number of
1912 generated stmts for SLP.
1913 (new_stmt_vec_info): Initialize the new field.
1914 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
1915 statements marked as unvectorizable.
1917 2010-04-25 Joseph Myers <joseph@codesourcery.com>
1919 * c-common.c (flag_isoc1x): New.
1920 (flag_isoc99): Update comment.
1921 * c-common.h (flag_isoc1x): New.
1922 (flag_isoc99): Update comment.
1923 * c-cppbuiltin.c (builtin_define_float_constants): Also define
1924 __<type>_DECIMAL_DIG__.
1925 * c-opts.c (set_std_c1x): New.
1926 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
1927 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
1928 * c.opt (-std=c1x, -std=gnu1x): New options.
1929 * doc/cpp.texi: Mention -std=c1x.
1930 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
1931 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
1932 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
1933 * doc/standards.texi: Mention C1X.
1934 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
1935 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
1936 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
1939 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
1941 * config/i386/gmon-sol2.c (_mcleanup): Change format string
1942 placeholder from 0x%x to %#x.
1943 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1944 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1945 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1946 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1947 * config/i386/i386.c (ix86_target_string): Ditto.
1948 (output_pic_addr_const): Ditto.
1949 (print_operand): Ditto.
1951 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
1953 * combine.c (find_split_point): Add third argument. Use it
1954 to find nested multiply-accumulate instructions. Adjust calls.
1955 (try_combine): Adjust call to find_split_point.
1957 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
1959 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
1961 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
1963 PR tree-optimization/41442
1964 * fold-const.c (merge_truthop_with_opposite_arm): New function.
1965 (fold_binary_loc): Call it.
1967 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1969 * toplev.c (general_init): Set default for fdiagnostics-show-option.
1970 * opts.c (common_handle_option): Allow disabling it.
1971 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
1973 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
1975 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
1976 between modes if both types are integral.
1978 2010-04-23 Richard Guenther <rguenther@suse.de>
1980 PR tree-optimization/43572
1981 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
1983 2010-04-23 Richard Guenther <rguenther@suse.de>
1986 * tree-inline.c (tree_can_inline_p): Also check compatibility
1989 2010-04-23 Martin Jambor <mjambor@suse.cz>
1991 PR tree-optimization/43846
1992 * tree-sra.c (struct access): New flag grp_assignment_read.
1993 (build_accesses_from_assign): Set grp_assignment_read.
1994 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
1995 (enum mark_read_status): New type.
1996 (analyze_access_subtree): Propagate grp_assignment_read, create
1997 accesses also if both direct_read and root->grp_assignment_read.
1999 2010-04-23 Martin Jambor <mjambor@suse.cz>
2002 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
2003 function does not have type attributes.
2005 2010-04-23 Richard Guenther <rguenther@suse.de>
2008 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
2011 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2013 * sese.h (create_if_region_on_edge): Remove.
2015 * sese.c (create_if_region_on_edge): Make static.
2017 * tree-inline.c: Do not include ggc.h.
2019 * expr.c: Do not include ggc.h.
2021 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
2024 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
2027 * config/sh/sh.c (find_barrier): Don't emit a constant pool
2028 in the middle of insns for casesi_worker_2.
2030 2010-04-22 David Edelsohn <edelsohn@gnu.org>
2032 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
2034 2010-04-22 Ira Rosen <irar@il.ibm.com>
2036 PR tree-optimization/43842
2037 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
2038 loop unrolling in update of exit phis. Fix comment.
2039 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
2040 least two reduction statements in the loop before starting SLP
2043 2010-04-22 Nick Clifton <nickc@redhat.com>
2045 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
2047 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
2049 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
2052 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2054 * tree-parloops.c (loop_parallel_p): New argument
2055 parloop_obstack. Pass it down.
2056 (parallelize_loops): New variable parloop_obstack. Initialize it,
2057 pass it down, free it.
2059 * tree-loop-linear.c (linear_transform_loops): Pass down
2062 * tree-data-ref.h (lambda_compute_access_matrices): New argument
2063 of type struct obstack *.
2065 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
2066 scratch_obstack. Initialize it, pass down, free it.
2068 * lambda.h (lambda_loop_new): Remove.
2069 (lambda_matrix_new, lambda_matrix_inverse)
2070 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
2071 argument of type struct obstack *.
2073 * lambda-trans.c (lambda_trans_matrix_new): New argument
2074 lambda_obstack. Pass it down, use obstack allocation for ret.
2075 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
2078 * lambda-mat.c (lambda_matrix_get_column)
2079 (lambda_matrix_project_to_null): Remove.
2080 (lambda_matrix_new): New argument lambda_obstack. Use obstack
2082 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
2085 * lambda-code.c (lambda_loop_new): New function.
2086 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
2087 (lambda_compute_auxillary_space, lambda_compute_target_space)
2088 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
2089 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
2090 (build_access_matrix): New argument lambda_obstack. Use obstack
2092 (lambda_compute_step_signs, lambda_compute_access_matrices): New
2093 argument lambda_obstack. Pass it down.
2095 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2097 * optabs.h (expand_widening_mult): Declare.
2099 2010-04-22 Richard Guenther <rguenther@suse.de>
2101 PR tree-optimization/43845
2102 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
2103 lookup the CALL_EXPR function and arguments.
2105 2010-04-22 Nick Clifton <nickc@redhat.com>
2107 * config/stormy16/stormy16.c
2108 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
2109 * config/stormy16/stormy16.h: Tidy up formatting.
2110 (DONT_USE_BUILTIN_SETJMP): Remove definition.
2111 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
2112 (ineqbranchsi): Delete pattern.
2113 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
2114 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
2115 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
2116 stormy16-lib2-ucmpsi2.c.
2118 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2120 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
2121 df_simulate_find_noclobber_defs as appropriate. Keep track of an
2122 extra set merge_set_noclobber, and use it to relax the final test
2124 * df.h (df_simulate_find_noclobber_defs): Declare.
2125 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
2127 (df_simulate_find_noclobber_defs): New function.
2129 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
2131 * config/i386/i386.md: Use {} around multi-line preparation statements.
2133 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2135 * c-tree.h (push_init_level, pop_init_level, set_init_index)
2136 (process_init_element): New argument of type struct obstack *.
2138 * c-typeck.c (push_init_level, pop_init_level, set_designator)
2139 (set_init_index, set_init_label, set_nonincremental_init)
2140 (set_nonincremental_init_from_string, find_init_member)
2141 (output_init_element, output_pending_init_elements)
2142 (process_init_element): New argument braced_init_obstack. Pass it
2144 (push_range_stack, add_pending_init): New argument
2145 braced_init_obstack. Use obstack allocation.
2147 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
2148 braced_init_obstack. Pass it down.
2149 (c_parser_braced_init): New variables ret, braced_init_obstack.
2150 Initialize obstack, pass it down and finally free it.
2152 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2155 * tree-pass.h (pass_optimize_widening_mul): Declare.
2156 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
2157 gate_optimize_widening_mul): New static functions.
2158 (pass_optimize_widening_mul): New.
2159 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
2160 <case MULT_EXPR>: Remove support for widening multiplies.
2161 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
2162 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
2163 simplify_gen_unary rather than directly building extensions.
2164 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
2166 * expmed.c (expand_widening_mult): New function.
2167 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
2169 2010-04-21 Jan Hubicka <jh@suse.cz>
2171 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
2172 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
2173 * lto-wpa-fixup.c: Remove.
2174 * Makefile.in (lto-wpa-fixup.o): Remove.
2175 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
2176 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
2177 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
2179 2010-04-21 Jan Hubicka <jh@suse.cz>
2181 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
2182 add write_optimization_summary, read_optimization_summary.
2183 (ipa_write_summaries_of_cgraph_node_set): Remove.
2184 (ipa_write_optimization_summaries): Declare.
2185 (ipa_read_optimization_summaries): Declare.
2186 * ipa-cp.c (pass_ipa_cp): Update.
2187 * ipa-reference.c (pass_ipa_reference): Update.
2188 * ipa-pure-const.c (pass_ipa_pure_const): Update.
2189 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
2191 * ipa-inline.c (pass_ipa_inline): Update.
2192 * ipa.c (pass_ipa_whole_program): Update.
2193 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
2194 * passes.c (ipa_write_summaries_1): Do not test wpa.
2195 (ipa_write_optimization_summaries_1): New.
2196 (ipa_write_optimization_summaries): New.
2197 (ipa_read_summaries): Do not test ltrans.
2198 (ipa_read_optimization_summaries_1): New.
2199 (ipa_read_optimization_summaries): New.
2201 2010-04-21 Jan Hubicka <jh@suse.cz>
2203 * lto-cgraph.c (lto_output_node): Do not output comdat groups
2205 (output_cgraph): Do not arrange comdat groups for boundary nodes.
2207 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2210 * dwarf2out.c (add_name_and_src_coords_attributes): Add
2211 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
2213 2010-04-21 Jan Hubicka <jh@suse.cz>
2215 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
2217 2010-04-21 Jan Hubicka <jh@suse.cz>
2219 * varpool.c (decide_is_variable_needed): Variable is always needed
2222 2010-04-21 Jan Hubicka <jh@suse.cz>
2224 * opts.c (decode_options): Enable pure-const pass for whopr.
2226 2010-04-21 Jan Hubicka <jh@suse.cz>
2228 * cgraph.c (dump_cgraph_node): Dump also assembler name.
2229 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
2231 (cgraph_decide_inlining): Do not expect callee to be removed in all
2234 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
2236 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
2238 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2240 * config/i386/i386.md (x86_shrd): Add athlon_decode and
2241 amdfam10_decode attributes.
2243 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2246 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
2247 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
2248 (lower_copyprivate_clauses): Use private var in outer
2249 context instead of original var. Make sure the types
2250 are correct for VLAs.
2252 2010-04-21 Richard Guenther <rguenther@suse.de>
2254 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
2255 to non-pointer objects.
2257 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2259 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
2260 last chain entry if it starts with the still current label.
2261 (add_location_or_const_value_attribute): Check that
2262 loc_list->first->next is NULL instead of comparing ->first with ->last.
2263 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
2264 to add_var_loc_to_decl.
2266 * dwarf2out.c (output_call_frame_info): For dw_cie_version
2267 >= 4 add also address size and segment size fields into CIE header.
2269 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
2270 long as address size is the same as sizeof (void *) and
2272 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
2273 address size or segment size is unexpected, return DW_EH_PE_omit.
2274 (classify_object_over_fdes): If get_cie_encoding returned
2275 DW_EH_PE_omit, return -1.
2276 (init_object): If classify_object_over_fdes returned -1,
2277 pretend there were no FDEs at all.
2279 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2281 * config/i386/i386.md (bswap<mode>2): Macroize expander from
2282 bswap{si,di}2 using SWI48 mode iterator.
2283 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
2284 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
2285 set modrm attribute of bswap insn to 0 and remove length attribute.
2286 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
2287 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
2288 set mode attribute to <MODE> and remove length attribute.
2290 2010-04-20 James E. Wilson <wilson@codesourcery.com>
2292 PR rtl-optimization/43520
2293 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
2294 zero available registers.
2296 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2298 * builtins.c (fold_builtin_cproj): Fold more cases.
2300 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2302 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
2303 (fold_builtin_1): Fold builtin cproj.
2304 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
2305 Use ATTR_CONST_NOTHROW_LIST.
2307 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
2309 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
2310 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
2311 ffsi2_no_cmove for !TARGET_CMOVE.
2312 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
2313 (ffssi2): Remove expander.
2314 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
2316 (ctz<mode>2): Ditto from ctz{si,di}2.
2317 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
2319 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
2322 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2324 * dwarf2out.c (AT_linkage_name): Define.
2325 (clone_as_declaration): Handle DW_AT_linkage_name.
2326 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
2327 of DW_AT_MIPS_linkage_name.
2328 (move_linkage_attr): Likewise.
2329 (dwarf2out_finish): Likewise.
2331 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
2334 * fold-const.c (fold_comparison): New folding rule.
2336 2010-04-20 Anatoly Sokolov <aesok@post.ru>
2338 * double-int.h (double_int_setbit): Declare.
2339 * double-int.c (double_int_setbit): New function.
2340 * rtl.h (immed_double_int_const): Declare.
2341 * emit-rtl.c (immed_double_int_const): New function.
2342 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2343 and immed_double_int_const functions.
2344 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2345 expand_copysign_bit): (Ditto.).
2346 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2347 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2348 * dojump.c (prefer_and_bit_test): (Ditto.).
2349 * expr.c (convert_modes, reduce_to_bit_field_precision,
2350 const_vector_from_tree): (Ditto.).
2351 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2353 2010-04-20 Jan Hubicka <jh@suse.cz>
2355 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2356 (dump_cgraph_node): Dump new flags.
2357 * cgraph.h (struct cgraph_node): Add flags
2358 reachable_from_other_partition and in_other_partition.
2359 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2360 other partition can not be removed.
2361 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2362 the other partition must be output; silence sanity checking on
2363 leaking functions bodies from other paritition.
2364 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2365 (lto_output_node): Output new flags; do not sanity check that inline
2366 clones are output; drop lto_forced_extern_inline_p code; do not mock
2367 visibility flags at partition boundaries.
2368 (add_node_to): New function.
2369 (output_cgraph): Use it to sort functions so masters appear before
2371 (input_overwrite_node): Input new flags.
2372 * passes.c (ipa_write_summaries): Do not call
2373 lto_new_extern_inline_states.
2374 * lto-section-out.c (forced_extern_inline,
2375 lto_new_extern_inline_states lto_delete_extern_inline_states,
2376 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2377 * lto-streamer.h (lto_new_extern_inline_states,
2378 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2379 lto_forced_extern_inline_p): Kill.
2381 2010-04-20 Richard Guenther <rguenther@suse.de>
2383 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2384 from vars that can have pointers.
2385 (process_constraint): Dump useless constraints.
2387 2010-04-20 Richard Guenther <rguenther@suse.de>
2389 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2390 (dump_sa_points_to_info): Remove asserts.
2391 (init_base_vars): nothing_id isn't an escape point nor does it
2394 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2396 * tree.h (TYPE_REF_IS_RVALUE): Define.
2397 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2398 should_move_die_to_comdat, prune_unused_types_walk): Handle
2399 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2400 (modified_type_die, gen_reference_type_die): Emit
2401 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2402 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2404 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2407 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2408 calls for -fpic -m31 if they have been sibcall optimized.
2410 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2412 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2413 ar.lc fixed and call-used.
2415 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2417 2010-04-19 Jan Hubicka <jh@suse.cz>
2419 * opts.c (decode_options): Disable whpr incompatible passes.
2420 * lto/lto.c (lto_1_to_1_map): Skip clones.
2421 (read_cgraph_and_symbols): Do not mark everything as needed.
2422 (do_whole_program_analysis): Do map only after optimizing;
2423 set proper cgraph_state; use passmanager.
2425 2010-04-19 DJ Delorie <dj@redhat.com>
2427 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2428 POINTER_PLUS_EXPR and fix them.
2430 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2432 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2433 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2434 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2435 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2436 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2437 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2438 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2439 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2440 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2441 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2442 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2444 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2446 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2447 (check_cond_move_block): Likewise.
2448 (cond_move_process_if_block): Likewise.
2449 (noce_find_if_block): Improve formatting.
2450 (find_if_header): Pass 0 to memset and tweak conditions.
2451 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2453 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2455 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2459 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2460 with non-local decl doesn't need chain.
2462 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2464 * ira-color.c (allocno_reload_assign): Avoid accumulating
2465 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2467 2010-04-19 Martin Jambor <mjambor@suse.cz>
2469 * gimple.h (create_tmp_reg): Declare.
2470 * gimplify.c (create_tmp_reg): New function.
2471 (gimplify_return_expr): Use create_tmp_reg.
2472 (gimplify_omp_atomic): Likewise.
2473 (gimple_regimplify_operands): Likewise.
2474 * tree-dfa.c (make_rename_temp): Likewise.
2475 * tree-predcom.c (predcom_tmp_var): Likewise.
2476 (reassociate_to_the_same_stmt): Likewise.
2477 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2478 (get_replaced_param_substitute): Likewise.
2479 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2480 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2481 * tree-ssa-pre.c (get_representative_for): Likewise.
2482 (create_expression_by_pieces): Likewise.
2483 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
2484 (create_tailcall_accumulator): Likewise.
2486 2010-04-19 Martin Jambor <mjambor@suse.cz>
2488 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
2490 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2492 2010-04-19 Richard Guenther <rguenther@suse.de>
2494 PR tree-optimization/43796
2495 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2496 from SCEV in the lattice.
2497 (vrp_visit_phi_node): Dump change.
2499 2010-04-19 Richard Guenther <rguenther@suse.de>
2501 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
2502 * configure: Re-generated.
2504 2010-04-19 Richard Guenther <rguenther@suse.de>
2506 PR tree-optimization/43783
2507 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
2508 constant ARRAY_REF operands two and three if possible.
2510 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
2513 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2515 2010-04-19 Jie Zhang <jie@codesourcery.com>
2518 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2520 2010-04-19 Ira Rosen <irar@il.ibm.com>
2522 PR tree-optimization/37027
2523 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
2524 and macro to access it.
2525 (vectorizable_reduction): Add argument.
2526 (vect_get_slp_defs): Likewise.
2527 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
2528 statements for possible use in SLP.
2529 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
2530 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
2531 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
2533 (vectorizable_reduction): Likewise.
2534 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2536 (vectorizable_type_demotion, vectorizable_type_promotion,
2537 vectorizable_store): Likewise.
2538 (vect_analyze_stmt): Update call to vectorizable_reduction.
2539 (vect_transform_stmt): Likewise.
2540 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2541 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2542 from different interleaving chains in same node.
2543 (vect_slp_rearrange_stmts): New function.
2544 (vect_supported_load_permutation_p): Allow load permutations for
2545 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2546 inside SLP nodes if necessary.
2547 (vect_analyze_slp_instance): Handle reductions.
2548 (vect_analyze_slp): Try to build SLP instances originating from groups
2550 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2551 (vect_get_constant_vectors): Create initial vectors for reductions
2552 according to reduction code. Add new argument.
2553 (vect_get_slp_defs): Add new argument, pass it to
2554 vect_get_constant_vectors.
2555 (vect_schedule_slp_instance): Remove SLP tree root statements.
2557 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2559 * tree.h (ENUM_IS_SCOPED): Define.
2560 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2561 for ENUM_IS_SCOPED enums.
2563 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2565 * fold-const.c (fold_comparison): Use ssizetype.
2566 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2567 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2568 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2569 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2571 * tree.h (initialize_sizetypes): Remove parameter.
2572 (build_common_tree_nodes): Remove second parameter.
2573 * stor-layout.c (initialize_sizetypes): Remove parameter.
2574 Always create an unsigned type.
2575 (set_sizetype): Assert that the passed type is unsigned and simplify.
2576 * tree.c (build_common_tree_nodes): Remove second parameter.
2577 Adjust call to initialize_sizetypes.
2578 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2579 build_common_tree_nodes.
2581 2010-04-18 Matthias Klose <doko@ubuntu.com>
2583 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2585 2010-04-18 Ira Rosen <irar@il.ibm.com>
2587 PR tree-optimization/43771
2588 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2589 load permutation doesn't have gaps.
2591 2010-04-18 Jan Hubicka <jh@suse.cz>
2593 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2594 (sse_prologue_save_insn expander): Use new pattern.
2595 (sse_prologue_save_insn1): New pattern and splitter.
2596 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2598 * i386.c (setup_incoming_varargs_64): Do not compute jump
2600 (ix86_gimplify_va_arg): Update alignment needed.
2601 (ix86_local_alignment): Do not align all local arrays to 128bit.
2603 2010-04-17 Jan Hubicka <jh@suse.cz>
2605 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2607 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2609 * arm.md (negdi2): Remove redundant code to force values into a
2612 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2614 * arm/bpabi.S: Add EABI alignment attributes to objects.
2615 * arm/bpabi-v6m.S: Likewise.
2616 * arm/crti.asm: Likewise.
2617 * arm/crtn.asm: Likewise.
2618 * arm/lib1funcs.asm: Likewise.
2619 * arm/libunwind.S: Likewise.
2621 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2623 * arm-protos.h (tune_params): New structure.
2624 * arm.c (current_tune): New variable.
2625 (arm_constant_limit): Delete.
2626 (struct processors): Add pointer to the tune parameters.
2627 (arm_slowmul_tune): New tuning option.
2628 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
2629 (all_cores): Adjust to pick up the tuning model.
2630 (arm_constant_limit): New function.
2631 (arm_override_options): Select the appropriate tuning model. Delete
2632 initialization of arm_const_limit.
2633 (arm_split_constant): Use the new constant-limit model.
2634 (arm_rtx_costs): Pick up the current tuning model.
2635 * arm.md (is_strongarm, is_xscale): Delete.
2636 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
2637 for Xscale variant architectures.
2638 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
2640 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2642 * config/arm/arm.c (arm_gen_constant): Remove unused variable
2644 (arm_rtx_costs_1): Remove unused variable extra_cost.
2645 (arm_unwind_emit_set): Use variable offset.
2646 (thumb1_output_casesi): Remove unused variable flags.
2648 2010-04-16 Jeff Law <law@redhat.com>
2650 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
2651 needing assignment rather than doing a two-phase assignment. Remove
2652 unused variable 'm'.
2654 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2657 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
2659 2010-04-16 Doug Kwan <dougkwan@google.com>
2661 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
2662 (next_operand_entry_id): New static variable.
2663 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
2664 (add_to_ops_vec): Assigned unique ID to operand entry.
2665 (struct oecount_s): New field ID.
2666 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
2667 (undistribute_ops_list): Assign unique IDs to oecounts.
2668 (init_reassoc): reset next_operand_entry_id.
2670 2010-04-16 Doug Kwan <dougkwan@google.com>
2672 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
2673 missing left parenthesis.
2675 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
2677 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
2678 *btdi_rex64 using SWI48 mode iterator.
2679 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
2680 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
2681 *jcc_btdi_mask_rex64.
2683 2010-04-16 Anatoly Sokolov <aesok@post.ru>
2685 * double-int.h (tree_to_double_int): Convert to macro.
2686 * double-int.c (tree_to_double_int): Remove.
2688 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2691 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
2692 with want_address 2 and in case a single element list might be
2693 possible, call it again with want_address 0.
2695 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2697 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
2698 case 'W' print operands for HI mode.
2699 * config/h8300/h8300.h (Y0, Y2) : New constraints.
2700 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
2701 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
2702 * config/h8300/predicate.md (bit_register_indirect_operand): New.
2704 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
2706 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
2707 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
2708 #xx:3 and #xx:4 mode.
2710 * config/h8300/h8300.md (inverted load with HImode dest): Add
2711 support for H8300SX.
2713 * config/h8300/predicate.md (bit_operand): Allow immediate values that
2714 satisfy 'U' constraint.
2716 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2718 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
2719 * configure: Regenerate.
2720 * config.in: Regenerate.
2721 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
2724 2010-04-16 Richard Guenther <rguenther@suse.de>
2726 * tree.h (struct tree_decl_minimal): Move pt_uid ...
2727 (struct tree_decl_common): ... here.
2728 (DECL_PT_UID): Adjust.
2729 (SET_DECL_PT_UID): Likewise.
2730 (DECL_PT_UID_SET_P): Likewise.
2732 2010-04-16 Richard Guenther <rguenther@suse.de>
2734 PR tree-optimization/43572
2735 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
2736 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
2737 * tree-flow.h (is_call_clobbered): Remove.
2738 * tree-flow-inline.h (is_call_clobbered): Likewise.
2739 * tree-dfa.c (dump_variable): Do not dump call clobber state.
2740 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
2741 (execute_return_slot_opt): Adjust.
2742 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
2743 check for call clobbered vars here.
2744 (find_tail_calls): Move tailcall verification to the
2747 2010-04-16 Diego Novillo <dnovillo@google.com>
2749 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
2751 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2754 * config/arm/arm.md (cbranchqi4): New pattern.
2755 * config/arm/predicates.md (const0_operand,
2756 cbranchqi4_comparison_operator): New predicates.
2758 2010-04-16 Richard Guenther <rguenther@suse.de>
2760 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
2761 (dump_gimple_stmt): Likewise.
2763 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2765 * recog.h (struct recog_data): New field is_operator.
2766 (struct insn_operand_data): New field is_operator.
2767 * recog.c (extract_insn): Set recog_data.is_operator.
2768 * genoutput.c (output_operand_data): Emit code to set the
2770 * reload.c (find_reloads): Use it rather than testing for an
2771 empty constraint string.
2774 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
2775 If the previous insn is a cbranchsi4_insn with the same arguments,
2776 omit the compare instruction.
2778 * config/arm/arm.md (addsi3_cbranch): If destination is a high
2779 register, inputs must be low registers and we need a low register
2780 scratch. Handle alternative 2 like alternative 3.
2782 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2784 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
2785 don't call get_addr on both. If one expression is a VALUE and
2786 the other a REG, check VALUE's locs if the REG isn't among them.
2788 2010-04-16 Christian Bruel <christian.bruel@st.com>
2790 * config/sh/sh.h (sh_frame_pointer_required): New function.
2791 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
2792 (flag_omit_frame_pointer) Set.
2793 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
2794 (rounded_frame_size): Adjust size with outgoing_args_size.
2795 (sh_set_return_address): Must return from stack pointer.
2796 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
2797 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2798 (ACCUMULATE_OUTGOING_ARGS): Define.
2799 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
2800 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
2802 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2805 * config/sh/sh.c (sh_legitimize_reload_address): Use
2806 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
2807 Remove a unneeded check for offset_base.
2809 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
2811 * configure: Regenerated.
2813 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2815 * config/s390/s390.c (s390_call_save_register_used): Switch back
2816 to HARD_REGNO_NREGS.
2818 2010-04-15 Richard Guenther <rguenther@suse.de>
2820 * alias.c (alias_set_subset_of): Handle alias-set zero
2823 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
2824 Julian Brown <julian@codesourcery.com>
2826 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
2827 alternatives according to use of high and low regs.
2828 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
2829 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
2830 optimizing for size on Thumb-2.
2832 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
2834 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
2836 2010-04-15 Richard Guenther <rguenther@suse.de>
2838 * tree-ssa-structalias.c (struct variable_info): Add
2840 (new_var_info): Initialize it.
2841 (dump_constraints): Support printing last added constraints.
2842 (debug_constraints): Adjust.
2843 (dump_constraint_graph): Likewise.
2844 (make_heapvar_for): Check for NULL cfun.
2845 (get_function_part_constraint): New function.
2846 (get_fi_for_callee): Likewise.
2847 (find_func_aliases): Properly implement IPA PTA constraints.
2848 (process_ipa_clobber): New function.
2849 (find_func_clobbers): Likewise.
2850 (insert_into_field_list_sorted): Remove.
2851 (create_function_info_for): Properly allocate vars for IPA mode.
2852 Do not use insert_into_field_list_sorted.
2853 (create_variable_info_for): Properly generate constraints for
2854 global vars in IPA mode.
2855 (dump_solution_for_var): Always dump the solution.
2856 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
2857 (find_what_var_points_to): Adjust.
2858 (pt_solution_set): Change.
2859 (pt_solution_ior_into): New function.
2860 (pt_solution_empty_p): Export.
2861 (pt_solution_includes_global): Adjust.
2862 (pt_solution_includes_1): Likewise.
2863 (pt_solutions_intersect_1): Likewise.
2864 (dump_sa_points_to_info): Check some invariants.
2865 (solve_constraints): Move constraint dumping ...
2866 (compute_points_to_sets): ... here.
2867 (ipa_pta_execute): ... and here.
2868 (compute_may_aliases): Do not re-compute points-to info
2869 locally if IPA info is available.
2870 (ipa_escaped_pt): New global var.
2871 (ipa_pta_execute): Properly implement IPA PTA.
2872 * tree-into-ssa.c (dump_decl_set): Support dumping
2873 decls not in referenced-vars.
2874 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
2875 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
2876 (dump_points_to_solution): Likewise.
2877 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
2878 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
2879 (remap_gimple_stmt): Reset call clobber/use information if necessary.
2880 (copy_decl_to_var): Copy DECL_PT_UID.
2881 (copy_result_decl_to_var): Likewise.
2882 * tree.c (make_node_stat): Initialize DECL_PT_UID.
2883 (copy_node_stat): Copy it.
2884 * tree.h (DECL_PT_UID): New macro.
2885 (SET_DECL_PT_UID): Likewise.
2886 (DECL_PT_UID_SET_P): Likewise.
2887 (struct tree_decl_minimal): Add pt_uid member.
2888 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
2889 (pt_solution_empty_p): Declare.
2890 (pt_solution_set): Adjust.
2891 (ipa_escaped_pt): Declare.
2892 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
2893 * gimple-pretty-print.c (pp_points_to_solution): New function.
2894 (dump_gimple_call): Dump call clobber/use information.
2895 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
2896 * tree-pass.h (TDF_ALIAS): New dump option.
2897 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
2898 * doc/invoke.texi (-fipa-pta): Update documentation.
2900 2010-04-15 Richard Guenther <rguenther@suse.de>
2902 * Makefile.in (OBJS-common): Add gimple-fold.o.
2903 (gimple-fold.o): New rule.
2904 * tree.h (maybe_fold_offset_to_reference,
2905 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
2907 * gimple.h: ... here.
2908 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
2909 may_propagate_address_into_dereference): Move prototypes ...
2910 * gimple.h: ... here.
2911 * tree-ssa-ccp.c (get_symbol_constant_value,
2912 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
2913 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
2914 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
2915 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
2916 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
2917 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
2918 gimplify_and_update_call_from_tree): Move ...
2919 * gimple-fold.c: ... here. New file.
2920 (ccp_fold_builtin): Rename to ...
2921 (gimple_fold_builtin): ... this.
2922 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
2924 2010-04-15 Richard Guenther <rguenther@suse.de>
2926 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
2927 fit_double_type, force_fit_type_double, add_double_with_sign,
2928 neg_double, mul_double_with_sign, lshift_double, rshift_double,
2929 lrotate_double, rrotate_double, div_and_round_double): Move ...
2930 * double-int.c: ... here.
2931 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
2932 add_double, neg_double, mul_double_with_sign, mul_double,
2933 lshift_double, rshift_double, lrotate_double, rrotate_double,
2934 div_and_round_double): Move prototypes ...
2935 * double-int.h: ... here.
2937 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
2940 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
2941 matching constraints to ensure inputs match the output.
2943 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2946 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
2947 in an input-only operand.
2949 2010-04-15 Anatoly Sokolov <aesok@post.ru>
2951 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
2952 (double_int_not, double_int_lshift, double_int_rshift): Declare.
2953 (double_int_negative_p): Convert to static inline function.
2954 * double-int.c (double_int_lshift, double_int_lshift): New functions.
2955 (double_int_negative_p): Remove.
2956 * tree.h (lshift_double, rshift_double):
2957 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
2958 * fold-const.c (fold_convert_const_int_from_real,
2959 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
2960 (lshift_double): Change type of arith argument to bool.
2961 (rshift_double): Change type of arith argument to bool. Correct
2963 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2965 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
2968 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
2969 at the start and end of the then/else blocks, and omit them from the
2971 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
2972 argument; all callers changed. Pass zero to old_insns_match_p instead.
2973 (flow_find_head_matching_sequence): New function.
2974 (old_insns_match_p): Check REG_EH_REGION notes for calls.
2975 * basic-block.h (flow_find_cross_jump,
2976 flow_find_head_matching_sequence): Declare functions.
2978 2010-04-14 Jason Merrill <jason@redhat.com>
2981 * c-common.c (attribute_takes_identifier_p): New fn.
2982 * c-common.h: Declare it.
2984 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2986 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
2988 (*udivmod<mode>4): Ditto.
2990 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2992 * config/i386/i386.md (maxmin_int): Rename code attribute from
2993 maxminiprefix and update all users.
2994 (maxmin_float): Ditto from maxminfprefix.
2995 (logic): Ditto from logicprefix.
2996 (absneg_mnemonic): Ditto from absnegprefix.
2997 * config/i386/mmx.md: Update all users of maxminiprefix,
2998 maxminfprefix and logicprefix for rename.
2999 * config/i386/sse.md: Ditto.
3000 * config/i386/sync.md (sync_<code><mode>): Update for
3003 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
3006 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
3007 warnings converted to errors.
3009 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3011 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
3012 used insn_type variable.
3013 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
3014 to avoid set-but-not-used warning.
3016 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3018 * df-core.c (df_ref_debug): Change format string placeholder
3020 * dwarf2asm.c (dw2_asm_output_data_raw,
3021 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
3022 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
3023 * dwarf2out.c (output_cfi, output_cfi_directive,
3024 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
3025 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
3027 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
3028 * print-rtl.c (print_rtx): Ditto.
3030 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3033 * builtins.c (expand_builtin_pow_root): New function to expand pow
3034 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
3035 series of sqrt and cbrt calls under -ffast-math.
3036 (expand_builtin_pow): Call it.
3038 2010-04-14 Michael Matz <matz@suse.de>
3040 PR tree-optimization/42963
3041 * tree-cfg.c (touched_switch_bbs): New static variable.
3042 (group_case_labels_stmt): New function broken out from ...
3043 (group_case_labels): ... here, use the above.
3044 (start_recording_case_labels): Allocate touched_switch_bbs.
3045 (end_recording_case_labels): Deallocate it, call
3046 group_case_labels_stmt.
3047 (gimple_redirect_edge_and_branch): Remember index of affected BB.
3049 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3051 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
3054 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3056 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
3058 2010-04-13 Jan Hubicka <jh@suse.cz>
3060 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
3061 of optimized out static functions.
3062 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
3063 cost computation. Also sanity check for overflows.
3064 (update_caller_keys): Update cgraph_edge_badness call; properly
3065 update fibheap and sanity check that it is up to date.
3066 (add_new_edges_to_heap): Update cgraph_edge_badness.
3067 (cgraph_decide_inlining_of_small_function): Likewise;
3068 add sanity checking that badness in heap is up to date;
3069 improve dumping of reason; Update badness of calls to the
3070 offline copy of function currently inlined; dump badness
3071 of functions not inlined because of unit growth limits.
3073 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3076 * c-common.c (pointer_int_sum): Disregard overflow that occured only
3077 because of sign-extension change when converting to sizetype here...
3078 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
3080 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
3081 the folding to constants. Remove redundant final conversion.
3082 (fold_binary) <associate>: Do not associate if the re-association of
3083 constants alone overflows.
3084 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
3085 to the end of the list.
3086 (multiple_of_p) <COND_EXPR>: New case.
3088 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
3090 * opt-functions.awk (opt_sanitized_name): New.
3092 * optc-gen.awk: Use it
3093 * opth-gen.awk: Use it.
3095 2010-04-13 Martin Jambor <mjambor@suse.cz>
3097 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
3098 (sra_modify_assign): Delete stmts loading dead data even if racc has no
3099 children. Call replace_uses_with_default_def_ssa_name to handle
3102 2010-04-13 Michael Matz <matz@suse.de>
3105 * builtins.c (expand_builtin_interclass_mathfn): Also create
3106 a register if the predicate doesn't match.
3108 2010-04-13 Diego Novillo <dnovillo@google.com>
3110 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
3111 * c-pch.c: Include timevar.h.
3112 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
3113 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
3114 * ggc-common.c: Include timevar.h.
3115 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
3116 * timevar.def (TV_PCH_SAVE): Define.
3117 (TV_PCH_CPP_SAVE): Define.
3118 (TV_PCH_PTR_REALLOC): Define.
3119 (TV_PCH_PTR_SORT): Define.
3120 (TV_PCH_RESTORE): Define.
3121 (TV_PCH_CPP_RESTORE): Define.
3123 2010-04-13 Michael Matz <matz@suse.de>
3125 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
3127 (can_reassociate_p): New function.
3128 (break_up_subtract_bb, reassociate_bb): Use it.
3130 2010-04-13 Richard Guenther <rguenther@suse.de>
3133 * builtins.c (c_readstr): Fix assert.
3135 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
3137 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
3138 when generating cltd insn.
3140 (*ashl<mode>3_1): Remove special handling for register operand 2.
3141 (*ashlsi3_1_zext): Ditto.
3142 (*ashlhi3_1): Ditto.
3143 (*ashlhi3_1_lea): Ditto.
3144 (*ashlqi3_1): Ditto.
3145 (*ashlqi3_1_lea): Ditto.
3146 (*<shiftrt_insn><mode>3_1): Ditto.
3147 (*<shiftrt_insn>si3_1_zext): Ditto.
3148 (*<shiftrt_insn>qi3_1_slp): Ditto.
3149 (*<rotate_insn><mode>3_1): Ditto.
3150 (*<rotate_insn>si3_1_zext): Ditto.
3151 (*<rotate_insn>qi3_1_slp): Ditto.
3153 2010-04-13 Richard Guenther <rguenther@suse.de>
3155 * tree-ssa-structalias.c (callused_id): Remove.
3156 (call_stmt_vars): New.
3157 (get_call_vi): Likewise.
3158 (lookup_call_use_vi): Likewise.
3159 (lookup_call_clobber_vi): Likewise.
3160 (get_call_use_vi): Likewise.
3161 (get_call_clobber_vi): Likewise.
3162 (make_transitive_closure_constraints): Likewise.
3163 (handle_const_call): Adjust to do per-call call-used handling.
3164 (handle_pure_call): Likewise.
3165 (find_what_var_points_to): Remove general callused handling.
3166 (init_base_vars): Likewise.
3167 (init_alias_vars): Initialize call_stmt_vars.
3168 (compute_points_to_sets): Process call-used and call-clobbered
3169 vars for call statements.
3170 (delete_points_to_sets): Free call_stmt_vars.
3172 2010-04-13 Richard Guenther <rguenther@suse.de>
3174 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3175 Only add RW dependence for dependence distance zero.
3176 Adjust maximal vectorization factor according to dependences.
3177 Move alignment handling ...
3178 (vect_find_same_alignment_drs): ... here. New function.
3179 (vect_analyze_data_ref_dependences): Adjust.
3180 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
3181 (vect_analyze_data_refs): Adjust minimal vectorization factor
3182 according to data references.
3183 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
3184 dependences before determining the vectorization factor.
3185 Analyze alignment after determining the vectorization factor.
3186 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
3187 dependences before alignment.
3188 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
3190 (vect_analyze_data_refs): Likewise.
3191 (MAX_VECTORIZATION_FACTOR): New define.
3193 2010-04-13 Duncan Sands <baldrick@free.fr>
3195 * except.h (lang_eh_type_covers): Remove.
3196 * except.c (lang_eh_type_covers): Likewise.
3198 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3199 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3201 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
3202 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
3203 UNITS_PER_LONG where it is ABI relevant.
3204 (s390_return_addr_rtx): Likewise.
3205 (s390_back_chain_rtx): Likewise.
3206 (s390_frame_area): Likewise.
3207 (s390_frame_info): Likewise.
3208 (s390_initial_elimination_offset): Likewise.
3209 (save_gprs): Likewise.
3210 (s390_emit_prologue): Likewise.
3211 (s390_emit_epilogue): Likewise.
3212 (s390_function_arg_advance): Likewise.
3213 (s390_function_arg): Likewise.
3214 (s390_va_start): Likewise.
3215 (s390_gimplify_va_arg): Likewise.
3216 (s390_function_profiler): Likewise.
3217 (s390_optimize_prologue): Likewise.
3218 (s390_rtx_costs): Likewise.
3219 (s390_secondary_reload): Likewise.
3220 (s390_promote_function_mode): Likewise.
3221 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
3222 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
3223 registers available.
3224 (s390_unwind_word_mode): New function.
3225 (s390_function_value): Split 64 bit values into register pair if
3226 used as return value.
3227 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
3228 function call parameters. Handle parallels.
3229 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
3230 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
3231 (DWARF_CIE_DATA_ALIGNMENT): New macro.
3232 (s390_expand_setmem): Remove unused variable src_addr.
3233 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
3234 deal with 64 bit registers.
3235 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
3236 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
3237 (UNITS_PER_LONG): New macro.
3238 * libjava/include/s390-signal.h: Define extended ucontext
3239 structure containing the upper halfs of the 64 bit registers.
3241 2010-04-13 Simon Baldwin <simonb@google.com>
3243 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
3245 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3247 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
3248 rvalue on the RHS if the LHS is of a non-renamable type.
3249 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
3251 2010-04-13 Matthias Klose <doko@ubuntu.com>
3253 * gcc.c (cc1_options): Handle -iplugindir before processing
3254 the cc1 spec. Only add -iplugindir once.
3255 (cpp_unique_options): Add -iplugindir option if -fplugin* options
3257 * common.opt (iplugindir): Remove `Separate' property, initialize.
3258 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
3260 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
3261 (distclean): Remove plugin dir.
3262 * doc/invoke.texi: Document -iplugindir.
3264 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
3266 * doc/plugins.texi (Loading Plugins): Document short
3267 -fplugin=foo option.
3268 (Plugin API): Mention default_plugin_dir_name function.
3270 * gcc.c (find_file_spec_function): Add new declaration.
3271 (static_spec_func): Use it for "find-file".
3272 (find_file_spec_function): Add new function.
3273 (cc1_options): Add -iplugindir option if -fplugin* options found.
3275 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
3277 * plugin.c (add_new_plugin): Updated comment, and handle short
3279 (default_plugin_dir_name): Added new function.
3281 * common.opt (iplugindir): New option to set the plugin directory.
3283 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
3285 * config/i386/i386.md (any_rotate): New code iterator.
3286 (rotate_insn): New code attribute.
3288 (SWIM124): New mode iterator.
3289 (<rotate_insn>ti3): New expander.
3290 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
3291 any_rotate code iterator.
3292 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
3293 using any_rotate code iterator and SWIM124 mode iterator.
3294 (ix86_rotlti3): New insn_and_split pattern.
3295 (ix86_rotrti3): Ditto.
3296 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
3297 ix86_rotl{di,ti}3 patterns.
3298 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
3299 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
3300 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
3301 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
3302 code iterator and SWI mode iterator.
3303 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
3304 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
3306 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
3307 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
3308 (bswap rotatert splitter): Add splitter.
3309 (bswap splitter): Macroize splitter using any_rotate code iterator.
3310 Add insn predicate to split only for TARGET_USE_XCHGB or when
3311 optimizing function for size.
3313 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3315 * config/pa/pa.c (emit_move_sequence): Remove use of
3316 deleted variable flag_argument_noalias.
3318 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3320 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
3322 Add to unsupported targets list.
3323 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
3324 sparc*-sun-solaris2.[567]* from target lists.
3325 * configure: Regenerate.
3326 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
3328 Remove Solaris 7 patch references.
3329 (Specific, sparc-sun-solaris2.7): Removed.
3330 (sparc-sun-solaris2*): Update Solaris 7 example.
3331 (sparc64-*-solaris2*): Likewise.
3333 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3335 * config.build (alpha*-dec-osf4*): Remove.
3336 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
3337 of obsolete configurations.
3338 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
3340 * config/alpha/t-osf4: Renamed to ...
3341 * config/alpha/t-osf5: ... this.
3342 * config/alpha/osf.h: Renamed to ...
3343 * config/alpha/osf5.h: ... this.
3344 Merged old osf5.h contents.
3346 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
3347 (EXTRA_SPECS): Removed.
3348 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
3349 reflect removal of Tru64 UNIX V4.0/V5.0 support.
3352 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3354 * doc/contrib.texi (Contributors, Rainer Orth): Update.
3356 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
3359 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
3360 __thiscall convention.
3362 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3364 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
3366 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
3368 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3370 * function.c (assign_parms_initialize_all): Add unused attribute
3373 2010-04-12 Richard Guenther <rguenther@suse.de>
3375 * gsstruct.def (GSS_CALL): New.
3376 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
3377 * gimple.h: Include tree-ssa-alias.h.
3378 (struct gimple_statement_call): New.
3379 (union gimple_statement_struct_d): Add gimple_call member.
3380 (gimple_call_reset_alias_info): Declare.
3381 (gimple_call_use_set): New function.
3382 (gimple_call_clobber_set): Likewise.
3383 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
3384 * gimple.c (gimple_call_reset_alias_info): New function.
3385 (gimple_build_call_1): Call it.
3386 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3387 * tree-inline.c (remap_gimple_stmt): Likewise.
3388 (expand_call_inline): Remove callused handling.
3389 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
3390 * tree-dfa.c (dump_variable): Likewise.
3391 * tree-parloops.c (parallelize_loops): Likewise.
3392 * tree-ssa.c (init_tree_ssa): Likewise.
3393 (delete_tree_ssa): Likewise.
3394 * tree-flow-inline.h (is_call_used): Remove.
3395 * tree-flow.h (struct gimple_df): Remove callused member.
3396 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
3397 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
3398 (ref_maybe_used_by_call_p_1): Simplify.
3399 (call_may_clobber_ref_p_1): Likewise.
3400 * tree-ssa-structalias.c (compute_points_to_sets): Set
3401 the call stmt used and clobbered sets.
3402 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
3403 (find_tail_calls): Verify the tail call.
3405 2010-04-12 Richard Guenther <rguenther@suse.de>
3407 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
3408 single-iteration always-inline inlining.
3409 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
3410 (cgraph_decide_inlining): Do not handle always-inline specially.
3411 (try_inline): Remove always-inline cycle detection special case.
3412 Do not recurse on always-inlines.
3413 (cgraph_early_inlining): Do not iterate if not optimizing.
3414 (cgraph_gate_early_inlining): remove.
3415 (pass_early_inline): Run unconditionally.
3416 (gate_cgraph_decide_inlining): New function.
3417 (pass_ipa_inline): Use it. Do not run the IPA inliner if
3418 not inlining or optimizing.
3419 (cgraph_decide_inlining_of_small_functions): Also consider
3420 always-inline functions.
3421 (cgraph_default_inline_p): Return true for nodes which should
3422 disregard inline limits.
3423 (estimate_function_body_sizes): Assume zero size and time for
3424 nodes which are marked as disregarding inline limits.
3425 (cgraph_decide_recursive_inlining): Do not perform recursive
3426 inlining on always-inline nodes.
3428 2010-04-12 Jakub Jelinek <jakub@redhat.com>
3431 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
3432 for exprs satisfying handled_component_p.
3434 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
3436 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
3437 non-constant aggregate elements.
3439 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
3440 is a real initialization.
3442 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
3445 * c-decl.c (start_function): Move forward check for nested function.
3447 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3449 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
3450 * config/sh/sh.c: Include reload.h.
3451 (sh_legitimize_reload_address): New.
3452 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
3453 sh_legitimize_reload_address.
3455 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3457 * config/sh/sh.md (*movqi_pop): New insn pattern.
3458 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
3460 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3462 * config/i386/i386.md (any_shiftrt): New code iterator.
3463 (shiftrt_insn): New code attribute.
3465 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
3466 using any_shiftrt code iterator.
3467 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
3468 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
3469 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
3470 pattern from corresponding peephole2 patterns.
3471 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
3472 using any_shiftrt code iterator.
3473 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
3474 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
3475 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
3476 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
3477 *{ashr,lshr}<mode>3_cmp_zext.
3478 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
3480 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3482 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
3484 (*lshr<mode>3_cconly): Ditto.
3486 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3488 * config/i386/i386.md (lshr<mode>3): Macroize expander from
3489 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3490 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3491 pattern from *lshr{di,ti}3_1 and corresponding splitters using
3493 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3494 from corresponding peephole2 patterns.
3495 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
3496 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
3497 and *lshrdi3_1_rex64 using SWI mode iterator.
3498 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
3499 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
3500 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
3501 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
3502 and *lshrdi3_cmp_rex64 using SWI mode iterator.
3503 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
3504 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
3505 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
3506 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
3509 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
3511 * config/i386/i386.md (ashr<mode>3): Macroize expander from
3512 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3513 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3514 pattern from *ashr{di,ti}3_1 and corresponding splitters using
3516 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3517 from corresponding peephole2 patterns.
3518 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
3519 (ashrsi3_cvt): Rename from ashrsi3_31.
3520 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
3521 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
3522 and x86_64_shift_adj_3 using SWI48 mode iterator.
3523 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
3524 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
3525 and *ashrdi3_1_rex64 using SWI mode iterator.
3526 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
3527 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
3528 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
3529 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
3530 and *ashrdi3_cmp_rex64 using SWI mode iterator.
3531 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
3532 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
3533 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
3534 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
3536 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
3537 * config/i386/i386.c (ix86_split_ashr): Update for renamed
3538 x86_shift<mode>_adj_3 expanders.
3540 2010-04-10 Wei Guozhi <carrot@google.com>
3543 * config/arm/arm.c (arm_pic_static_addr): New function.
3544 (legitimize_pic_address): Call arm_pic_static_addr when it detects
3546 (arm_output_addr_const_extra): Output expression for new pattern.
3547 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
3549 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
3551 * ira-costs.c (record_reg_classes): Ignore alternatives that are
3554 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
3555 * web.c: Include "insn-config.h" and "recog.h".
3556 (union_match_dups): New function.
3557 (web_main): Call it.
3558 (union_defs): Don't try to recognize match_dups.
3560 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
3561 if doing so would replace the entire pattern.
3563 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3567 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
3568 and splitter pattern. Change splitter operand 1 predicate to
3571 2010-04-09 Martin Jambor <mjambor@suse.cz>
3573 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
3574 lattices are addresses of CONST_DECLs with the same initial value.
3575 (ipcp_print_all_lattices): Print values of CONST_DECLs.
3576 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3578 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
3579 Bernd Schmidt <bernds@codesourcery.com>
3581 * loop-invariant.c (replace_uses): New static function.
3582 (move_invariant_reg): Use it to ensure we can replace the uses.
3584 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
3586 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
3588 (picochip_override_options): Enable section anchors only above -O1.
3589 (picochip_reorg): Fixed a couple of build warnings.
3591 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3593 * configure.ac (plugin -rdynamic test): Log result.
3594 * configure: Regenerate.
3595 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
3596 (RDYNAMIC_SPEC): Define.
3597 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
3599 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3601 * configure.ac: Determine Sun ld version numbers.
3602 (comdat_group): Restrict GNU ld version checks to gld.
3603 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
3604 (enable_comdat): Support --enable-comdat.
3605 * configure: Regenerate.
3606 * doc/install.texi (Configuration): Document --enable-comdat.
3608 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3610 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
3611 * config/sol2-gld.h: ... here.
3612 * config.gcc (sparc*-*-solaris2*): Reflect this.
3613 (i[34567]86-*-solaris2*): Use it.
3615 2010-04-09 Steve Ellcey <sje@cup.hp.com>
3617 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
3619 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
3621 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3624 * diagnostic.c (diagnostic_initialize): Initialize
3625 some_warnings_are_errors.
3626 (diagnostic_finish): New.
3627 (diagnostic_action_after_output): Call it before exiting.
3628 (diagnostic_report_diagnostic): Do not print message here. Set
3629 some_warnings_are_errors.
3630 * diagnostic.h (diagnostic_context): Delete
3631 issue_warnings_are_errors_message. Add some_warnings_are_errors.
3632 (diagnostic_finish): Declare.
3633 * toplev.c (toplev_main): Call it before exit.
3635 2010-04-09 Jason Merrill <jason@redhat.com>
3638 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
3639 for incomplete type.
3642 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
3643 based on a warning flag.
3645 2010-04-09 Richard Guenther <rguenther@suse.de>
3647 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
3649 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
3652 * varasm.c (default_assemble_visibility): Wrap vars that are
3653 set, but unused, by targets without GAS.
3654 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
3655 Remove set, but unused, vars.
3656 (rs6000_legitimize_tls_address): Likewise.
3657 (altivec_expand_dst_builtin): Likewise.
3658 * config/darwin.c (machopic_classify_symbol): Likewise.
3659 (machopic_indirection_name): Likewise.
3661 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3663 * config/i386/i386.md (DWI): New mode iterator.
3664 (S): New mode attribute.
3665 (shift_operand): Ditto.
3666 (shift_immediate_operand): Ditto.
3667 (ashl_input_operand): Ditto.
3668 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
3669 using SDWIM mode iterator.
3670 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
3671 pattern from *ashl{di,ti}3_1 and corresponding splitters using
3673 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
3674 from corresponding peephole2 patterns.
3675 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
3676 and x86_64_shift_adj_1 using SWI48 mode iterator.
3677 (x86_shift<mode>_adj_2): Ditto.
3678 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
3679 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
3680 using SWI48 mode iterator.
3681 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
3682 *ashldi3_cmp_rex64 using SWI mode iterator.
3683 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
3684 *ashldi3_cconly_rex64 using SWI mode iterator.
3685 * config/i386/i386.c (ix86_split_ashl): Update for renamed
3686 x86_shift<mode>_adj_{1,2}.
3687 (ix86_split_ashr): Ditto.
3688 (ix86_split_lshr): Ditto.
3690 2010-04-09 Richard Guenther <rguenther@suse.de>
3692 * target.h (builtin_conversion): Pass in input and output types.
3693 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
3694 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
3695 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
3696 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
3698 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
3700 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
3702 2010-04-09 Richard Guenther <rguenther@suse.de>
3705 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
3707 2010-04-09 Richard Guenther <rguenther@suse.de>
3709 * tree-vectorizer.h (struct _stmt_vec_info): Document
3710 that vectype is the type of the LHS.
3711 (supportable_widening_operation, supportable_narrowing_operation):
3712 Get both input and output vector types as arguments.
3713 (vect_is_simple_use_1): Declare.
3714 (get_same_sized_vectype): Likewise.
3715 * tree-vect-loop.c (vect_determine_vectorization_factor):
3716 Set STMT_VINFO_VECTYPE to the vector type of the def.
3717 (vectorizable_reduction): Adjust.
3718 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
3719 Adjust. Specify the output vector type.
3720 (vect_pattern_recog_1): Adjust.
3721 * tree-vect-stmts.c (get_same_sized_vectype): New function.
3722 (vectorizable_call): Adjust.
3723 (vectorizable_conversion): Likewise.
3724 (vectorizable_operation): Likewise.
3725 (vectorizable_type_demotion): Likewise.
3726 (vectorizable_type_promotion): Likewise.
3727 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
3729 (vect_is_simple_use_1): New function.
3730 (supportable_widening_operation): Get both input and output
3732 (supportable_narrowing_operation): Likewise.
3733 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
3735 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
3737 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
3738 __thiscall and _thiscall as predefined macros.
3739 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
3740 thiscall attribute handling.
3741 (ix86_comp_type_attributes): Likewise.
3742 (ix86_function_regparm): Likewise.
3743 (ix86_return_pops_args): Likewise.
3744 (init_cumulative_args): Likewise.
3745 (find_drap_reg): Likewise.
3746 (ix86_static_chain): Likewise.
3747 (x86_this_parameter): Likewise.
3748 (x86_output_mi_thunk): Likewise.
3749 (ix86_attribute_table): Add description for thiscall attribute.
3750 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
3751 * doc/extend.texi: Add documentation for thiscall.
3753 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3756 * c.opt (Wint-to-pointer-cast): Available in C++.
3757 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
3759 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
3761 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
3762 * calls.c (expand_call): Pass the function type to aggregate_value_p.
3763 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
3764 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
3765 function type instead. Reorder and simplify checks.
3767 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
3769 2010-04-08 Jing Yu <jingyu@google.com>
3770 Zdenek Dvorak <ook@ucw.cz>
3772 PR tree-optimization/42720
3773 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
3774 loop unswitch conditions here from ...
3775 (tree_unswitch_single_loop): ... here.
3777 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3779 * tree-if-conv.c: Fix comments and simplify logic.
3781 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3783 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
3784 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
3785 (main_tree_if_conversion): Update call to tree_if_conversion.
3787 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3790 * doc/invoke.texi (-b,-V): Delete.
3791 * doc/tm.texi: Do not mention -b.
3792 * gcc.c (display_help): Delete -b and -V.
3793 (process_command): Delete -b and -V.
3794 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
3796 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
3797 Wolfgang Gellerich <gellerich@de.ibm.com>
3799 Implement target hook for loop unrolling
3800 * target.h (loop_unroll_adjust): Add a new target hook function.
3801 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
3802 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
3803 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
3804 (s390_loop_unroll_adjust): Implement the new target hook for s390.
3805 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
3807 (decide_unroll_stupid): Likewise.
3809 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3812 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
3814 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3816 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
3817 (Specific, *-*-solaris2*): Likewise.
3818 Don't prefer Sun as over GNU as.
3820 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
3822 * config/s390/s390.c (override_options): Adjust the z10
3823 defaults for max-unroll-times, max-completely-peeled-insns
3824 and max-completely-peel-times.
3826 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3828 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
3829 instructions for z10.
3830 (s390_expand_setmem): Likewise.
3831 (s390_expand_cmpmem): Likewise.
3833 2010-04-08 Richard Guenther <rguenther@suse.de>
3835 PR tree-optimization/43679
3836 * tree-ssa-pre.c (eliminate): Only propagate copies.
3838 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3841 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
3842 set but not used variable warning.
3844 2010-04-08 Wei Guozhi <carrot@google.com>
3847 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
3848 (arm_size_rtx_costs): Call the new function when optimized for size.
3850 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3853 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
3854 op0 is not a MEM, just return NULL instead of assertion
3856 (discover_nonconstant_array_refs): Don't walk debug stmts.
3858 2010-04-08 Doug Kwan <dougkwan@google.com>
3860 * configure.ac: Recognize gold and do not use its version number
3861 to test ld features.
3862 * configure: Regenerate.
3864 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
3867 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
3868 (negate_value): Move code to push elements to broken_up_substracts ...
3869 (eliminate_plus_minus_pair): ... here. Push operands that have no
3870 negative pair to plus_negates.
3871 (repropagate_negates, init_reassoc, fini_reassoc): Update.
3873 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3875 * doc/install.texi (Configuration): Move description of
3876 --enable-lto, --with-libelf*, --enable-gold from Java section to
3879 * doc/generic.texi (Working with declarations)
3880 (Function Properties, C and C++ Trees): Fix typos.
3881 * doc/sourcebuild.texi (Top Level): Likewise.
3883 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3886 * tree.h (DECL_READ_P): Define.
3887 (struct tree_decl_common): Add decl_read_flag.
3888 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
3889 a set but not used warning.
3890 (merge_decls): Merge DECL_READ_P flag.
3891 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
3892 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
3893 * c-common.c (handle_used_attribute, handle_unused_attribute):
3895 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
3897 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
3899 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
3900 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
3901 c_parser_binary_expression, c_parser_cast_expression,
3902 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
3903 Call default_function_array_read_conversion instead of
3904 default_function_array_conversion where needed.
3905 (c_parser_unary_expression, c_parser_conditional_expression,
3906 c_parser_postfix_expression_after_primary, c_parser_initelt):
3907 Likewise. Call mark_exp_read where needed.
3908 (c_parser_statement_after_labels, c_parser_asm_operands,
3909 c_parser_typeof_specifier, c_parser_sizeof_expression,
3910 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
3912 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
3914 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
3915 (warn_unused_but_set_parameter): Default to warn_unused
3917 * doc/invoke.texi: Document -Wunused-but-set-variable and
3918 -Wunused-but-set-parameter.
3920 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
3921 used count variable.
3922 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
3923 when operandN variables aren't used in the body of the expander
3925 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
3926 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
3927 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
3928 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
3929 FOR_EACH_IMM_USE_ON_STMT): Likewise.
3930 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
3931 * tree.c (PROCESS_ARG): Likewise.
3933 2010-04-07 Simon Baldwin <simonb@google.com>
3935 * diagnostic.h (diagnostic_override_option_index): New macro to
3936 set a diagnostic's option_index.
3937 * c-tree.h (c_cpp_error): Add warning reason argument.
3938 * opts.c (_warning_as_error_callback): New.
3939 (register_warning_as_error_callback): Store callback for
3940 warnings enabled via enable_warning_as_error.
3941 (enable_warning_as_error): Call callback, minor code tidy.
3942 * opts.h (register_warning_as_error_callback): Declare.
3943 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
3944 response to -Werror=.
3945 (c_common_init_options): Register warning_as_error_callback in opts.c.
3946 * common.opt: Add -Wno-cpp option.
3947 * c-common.c (struct reason_option_codes_t): Map cpp warning
3948 reason codes to gcc option indexes.
3949 * (c_option_controlling_cpp_error): New function, lookup the gcc
3950 option index for a cpp warning reason code.
3951 * (c_cpp_error): Add warning reason argument, call
3952 c_option_controlling_cpp_error for diagnostic_override_option_index.
3953 * doc/invoke.texi: Document -Wno-cpp.
3955 2010-04-07 Richard Guenther <rguenther@suse.de>
3957 * ipa-reference.c (mark_load): Use get_base_address.
3958 (mark_store): Likewise.
3960 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
3961 inserting GIMPLE_NOPs into the IL.
3962 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3963 Explicitly strip handled components and indirect references.
3965 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
3966 folding address expressions.
3967 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
3968 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
3969 operand_equal_p to compare decls.
3970 (ptr_deref_may_alias_decl_p): Likewise.
3971 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
3972 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
3973 Handle reversed comparison ops.
3974 * tree-sra.c (asm_visit_addr): Use get_base_address.
3975 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
3976 * ipa-reference.c (mark_address): Use get_base_address.
3978 2010-04-07 Richard Guenther <rguenther@suse.de>
3980 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
3981 Propagate constants everywhere.
3983 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3986 * tree.c (MAX_INT_CACHED_PREC): Define.
3987 (nonstandard_integer_type_cache): New array.
3988 (build_nonstandard_integer_type): Cache results for precision
3989 <= MAX_INT_CACHED_PREC.
3991 2010-04-07 Richard Guenther <rguenther@suse.de>
3993 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
3994 -fargument-noalias-global, -fargument-noalias-anything): Remove.
3995 * common.opt: Likewise.
3996 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
3997 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
3998 (nonoverlapping_memrefs_p): Likewise.
3999 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
4000 * opts.c (common_handle_option): Handle OPT_fargument_alias,
4001 OPT_fargument_noalias, OPT_fargument_noalias_anything and
4002 OPT_fargument_noalias_global for backward compatibility.
4004 2010-04-07 Richard Guenther <rguenther@suse.de>
4006 PR tree-optimization/43270
4007 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
4008 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
4009 * tree-ssa-pre.c (phi_translate_1): Adjust.
4010 (fully_constant_expression): Split out vn_reference handling to ...
4011 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
4012 Fold reads from constant strings.
4013 (vn_reference_lookup): Handle fully constant references.
4014 (vn_reference_lookup_pieces): Likewise.
4015 * Makefile.in (expmed.o-warn): Add -Wno-error.
4017 2010-04-07 Martin Jambor <mjambor@suse.cz>
4019 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
4021 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
4024 * gcc.c: Add -static-libstdc++ to list of recognized options.
4026 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4028 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
4030 2010-04-07 Richard Guenther <rguenther@suse.de>
4033 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
4034 bases build simple mem attributes to retain points-to information.
4036 2010-04-07 Richard Guenther <rguenther@suse.de>
4039 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
4040 preserve points-to related information.
4042 2010-04-07 Richard Guenther <rguenther@suse.de>
4045 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
4046 discard plain indirect references.
4047 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
4048 * tree.c (tree_nop_conversion): Likewise.
4050 2010-04-07 Dodji Seketeli <dodji@redhat.com>
4053 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
4055 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
4057 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
4058 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
4060 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4062 * tree-if-conv.c: Fix indentation and comments.
4064 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4066 * tree-if-conv.c: Sort static functions in topological order.
4068 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4070 * tree-if-conv.c: Fix indentation and comments.
4072 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4075 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
4076 lang_hooks.types.type_for_size instead of
4077 build_nonstandard_integer_type.
4078 When converting an unsigned type to signed, double its precision.
4079 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
4080 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
4081 (graphite_create_new_loop_guard): When ub + 1 wraps around,
4084 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4087 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
4088 POINTER_PLUS_EXPR for pointer types.
4090 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4093 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
4094 * graphite-clast-to-gimple.c: Include langhooks.h.
4095 (max_signed_precision_type): New.
4096 (max_precision_type): Takes two types as arguments.
4097 (precision_for_value): New.
4098 (precision_for_interval): New.
4099 (gcc_type_for_interval): New.
4100 (gcc_type_for_value): New.
4101 (gcc_type_for_clast_term): New.
4102 (gcc_type_for_clast_red): New.
4103 (gcc_type_for_clast_bin): New.
4104 (gcc_type_for_clast_expr): Split up into several functions.
4105 (gcc_type_for_clast_eq): Rewritten.
4106 (compute_bounds_for_level): New.
4107 (compute_type_for_level_1): New.
4108 (compute_type_for_level): New.
4109 (gcc_type_for_cloog_iv): Removed.
4110 (gcc_type_for_iv_of_clast_loop): Rewritten.
4111 (graphite_create_new_loop): Compute the lower and upper bound types
4112 with gcc_type_for_clast_expr.
4113 (graphite_create_new_loop_guard): Same.
4114 (find_cloog_iv_in_expr): Removed.
4115 (compute_cloog_iv_types_1): Removed.
4116 (compute_cloog_iv_types): Removed.
4117 (gloog): Do not call compute_cloog_iv_types.
4118 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
4120 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
4121 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
4122 (GBB_CLOOG_IV_TYPES): Removed.
4124 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4126 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
4127 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
4128 (detect_commutative_reduction): Same.
4130 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4132 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
4133 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
4135 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
4136 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
4137 (rewrite_commutative_reductions_out_of_ssa): Same.
4138 * passes.c (execute_function_todo): Call verify_ssa for every pass
4139 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
4140 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
4141 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
4142 with an extra argument.
4143 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
4144 verify_ssa only when the extra argument is true.
4145 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
4146 with an extra argument.
4147 (tree_transform_and_unroll_loop): Same.
4149 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4151 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
4152 for all the passes of the LNO having LOOP_CLOSED_SSA.
4153 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
4154 * tree-loop-distribution.c (pass_loop_distribution): Same.
4155 * tree-pass.h (TODO_verify_loops): Removed.
4156 * tree-ssa-loop.c (pass_tree_loop_init): Same.
4158 (pass_tree_unswitch): Same.
4159 (pass_predcom): Same.
4160 (pass_vectorize): Same.
4161 (pass_linear_transform): Same.
4162 (pass_graphite_transforms): Same.
4163 (pass_iv_canon): Same.
4164 (pass_complete_unroll): Same.
4165 (pass_complete_unrolli): Same.
4166 (pass_parallelize_loops): Same.
4167 (pass_loop_prefetch): Same.
4168 (pass_iv_optimize): Same.
4170 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
4173 * passes.c (init_optimization_passes): Move pass_lim before
4174 pass_copy_prop and pass_dce_loop.
4176 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4179 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
4180 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
4181 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
4182 MULTI_* defines for 4 argument vpermil2p* builtins.
4184 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4186 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
4187 * config/i386/i386.c (x86_maybe_negate_const_int): New.
4188 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
4189 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
4190 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
4191 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
4192 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
4193 Use x86_maybe_negate_const_int to output insn mnemonic.
4194 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
4195 check from instruction predicate. Update comments.
4196 * config/i386/sync.md (sync_add<mode>): Use
4197 x86_maybe_negate_const_int to output insn mnemonic.
4199 2010-04-06 Jan Hubicka <jh@suse.cz>
4201 PR tree-optimization/42906
4202 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
4203 IGNORE_SELF argument. Set visited_control_parents for fully
4205 (find_obviously_necessary_stmts): Update call of
4206 mark_control_dependent_edges_necessary.
4207 (propagate_necessity): Likewise. Handle PHI edges more curefully.
4209 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4211 * config/i386/i386.md: Remove comment about 'e' and 'E'
4214 2010-04-06 Richard Guenther <rguenther@suse.de>
4216 PR tree-optimization/43627
4217 * tree-vrp.c (extract_range_from_unary_expr): Widenings
4218 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
4221 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4223 * BASE-VER: Change to 4.6.0.
4226 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
4229 2010-04-06 Richard Guenther <rguenther@suse.de>
4232 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
4234 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4236 * doc/invoke.texi (Optimize Options): Document that LTO
4237 won't remove object access purely due to incompatible
4240 2010-04-04 Matthias Klose <doko@ubuntu.com>
4242 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
4243 Initialize variable.
4245 2010-04-03 Richard Guenther <rguenther@suse.de>
4248 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
4249 require a non-NULL MEM_OFFSET.
4251 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
4253 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
4254 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
4255 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
4256 config/alpha/predicates.md, config/arm/arm.md,
4257 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
4258 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
4259 config/darwin9.h, config/darwin.c, config/darwin.h,
4260 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
4261 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
4262 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
4263 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
4264 config/mips/mips.md, config/mn10300/mn10300.c,
4265 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
4266 config/rs6000/aix.h, config/rs6000/dfp.md,
4267 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
4268 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
4269 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
4270 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
4271 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
4272 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
4273 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
4274 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
4275 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
4276 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
4277 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
4278 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
4279 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
4280 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
4281 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
4282 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
4283 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
4284 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
4285 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
4286 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
4287 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
4288 opt-functions.awk, opth-gen.awk, params.def, passes.c,
4289 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
4290 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
4291 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
4292 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
4293 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
4294 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
4295 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
4296 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
4297 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
4298 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
4299 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
4300 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
4301 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
4302 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
4304 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4307 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
4308 * aclocal.m4: Regenerate.
4310 2010-04-02 Richard Guenther <rguenther@suse.de>
4312 PR tree-optimization/43629
4313 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
4314 if we have seen a constant value.
4316 2010-04-02 Joseph Myers <joseph@codesourcery.com>
4318 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
4320 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
4323 * arm.c (legitimize_tls_address): Adjust call to
4324 gen_tls_load_dot_plus_four.
4325 (arm_note_pic_base): New function.
4326 (arm_cannot_copy_insn_p): Use it.
4327 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
4330 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4335 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4337 * Makefile.in ($(out_object_file)): Depend on
4338 gt-$(basename $(notdir $(out_file))).h.
4340 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
4342 * config.gcc (lm32-*-rtems*): Add t-lm32.
4344 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
4346 * config.gcc: Add lm32-*-rtems*.
4347 * config/lm32/rtems.h: New file.
4349 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
4352 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
4354 2010-04-01 Jakub Jelinek <jakub@redhat.com>
4356 * dwarf2out.c (output_compilation_unit_header): For
4357 -gdwarf-4 use version 4 instead of version 3.
4358 (output_line_info): For version 4 and above emit additional
4359 maximum ops per insn header field.
4360 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
4362 * dwarf2out.c (is_c_family, is_java): Remove.
4363 (lower_bound_default): New function.
4364 (add_bound_info, gen_descr_array_type_die): Use it.
4366 2010-04-01 Dodji Seketeli <dodji@redhat.com>
4369 * dwarf2out.c (gen_variable_die): Allow debug info for variable
4370 re-declaration when it happens in a function.
4372 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
4374 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
4375 (cgraph_remove_function_insertion_hook): Same.
4376 (cgraph_call_function_insertion_hooks): Same.
4378 2010-04-01 Richard Guenther <rguenther@suse.de>
4381 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
4382 and TREE_THIS_VOLATILE.
4383 (copy_ref_info): Likewise.
4384 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
4385 * tree.c (build6_stat): Ignore side-effects of all but arg5
4386 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
4389 2010-04-01 Richard Guenther <rguenther@suse.de>
4391 PR tree-optimization/43607
4392 * ipa-type-escape.c (check_call): Do not access non-existing
4395 2010-04-01 Richard Guenther <rguenther@suse.de>
4399 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4400 Jack Howarth <howarth@bromo.med.uc.edu>
4402 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4405 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4407 * doc/install.texi (Prerequisites): Document libelf usability on
4408 IRIX 5/6 and Solaris 2.
4409 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
4410 Update GNU as, GNU ld requirements.
4411 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
4412 Document Sun Studio compiler download.
4413 Update and simplify as, ld recommendations.
4414 (Specific, *-*-solaris2.7): Note obsoletion, removal.
4416 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4418 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
4419 with_tune_32 to pentium4.
4421 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
4423 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
4425 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4427 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
4428 obsoletion, removal.
4430 Document GNU as requirement.
4431 Update configure requirements.
4432 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
4433 Recomment IRIX 6.5.18+.
4434 Document IDF/IDL requirement.
4435 Document GNU as requirement.
4436 Document GNU ld bootstrap failure.
4437 Remove freeware.sgi.com reference.
4439 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4441 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
4442 UNIX V4.0, V5.0 obsoletion, removal.
4443 Remove --with-gc=simple reference.
4444 Update VM requirements during bootstrap.
4445 Remove -oldas bootstrap description.
4446 Update binutils reference.
4447 Remove comparison failure note.
4449 2010-03-31 Richard Guenther <rguenther@suse.de>
4450 Zdenek Dvorak <ook@ucw.cz>
4451 Sebastian Pop <sebastian.pop@amd.com>
4454 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
4455 with multiple arguments.
4456 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
4458 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4460 * graphite-dependences.c (print_pddr): Call print_pdr with an
4462 * graphite-poly.c (debug_pdr): Add an extra argument for the
4465 (print_pbb_domain): Same.
4467 (print_scop_context): Same.
4469 (print_cloog): Same.
4470 (debug_pbb_domain): Same.
4474 (debug_scop_context): Same.
4476 (debug_cloog): Same.
4477 (print_scop_params): Same.
4478 (debug_scop_params): Same.
4479 (print_iteration_domain): Same.
4480 (print_iteration_domains): Same.
4481 (debug_iteration_domain): Same.
4482 (debug_iteration_domains): Same.
4483 (print_scattering_function): Same.
4484 (print_scattering_functions): Same.
4485 (debug_scattering_function): Same.
4486 (debug_scattering_functions): Same.
4487 * graphite-poly.h (debug_pdr): Update declaration.
4489 (print_pbb_domain): Same.
4491 (print_scop_context): Same.
4493 (print_cloog): Same.
4494 (debug_pbb_domain): Same.
4498 (debug_scop_context): Same.
4500 (debug_cloog): Same.
4501 (print_scop_params): Same.
4502 (debug_scop_params): Same.
4503 (print_iteration_domain): Same.
4504 (print_iteration_domains): Same.
4505 (debug_iteration_domain): Same.
4506 (debug_iteration_domains): Same.
4507 (print_scattering_function): Same.
4508 (print_scattering_functions): Same.
4509 (debug_scattering_function): Same.
4510 (debug_scattering_functions): Same.
4512 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4514 * graphite-poly.c (print_scattering_function_1): New.
4515 (print_scattering_function): Call it.
4516 (print_scop_params): Remove spaces at the end of lines.
4519 * graphite-poly.h (print_cloog): Declared.
4520 (debug_cloog): Declared.
4522 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4524 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
4526 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
4527 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
4528 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
4529 to switch between adding the IV bump in loop->latch or in loop->header.
4531 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4533 * graphite-poly.c (print_scattering_function): Pretty print following
4536 (print_pbb_domain): Same.
4537 (dump_gbb_cases): Same.
4538 (dump_gbb_conditions): Same.
4541 (print_scop_params): Same.
4542 (print_scop_context): Same.
4544 (print_pbb_body): New.
4545 (lst_indent_to): New.
4546 (print_lst): Start new lines with a #.
4547 * graphite-poly.h (pbb_bb): New.
4548 (pbb_index): Use pbb_bb.
4549 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
4551 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
4553 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4555 * dwarf2out.c (size_of_die): For -gdwarf-4 use
4556 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
4557 and 0 instead of 1 for dw_val_class_flag.
4558 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
4559 dw_val_class_range_list, dw_val_class_loc_list,
4560 dw_val_class_lineptr and dw_val_class_macptr, use
4561 DW_FORM_flag_present for dw_val_class_flag and
4562 DW_FORM_exprloc for dw_val_class_loc.
4563 (output_die): For -gdwarf-4 print dw_val_class_loc
4564 size as uleb128 instead of 1 or 2 bytes and don't print
4565 anything for dw_val_class_flag.
4567 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
4568 instead of cselib_lookup following by tweaking locs->setting_insn.
4571 * cselib.c (cselib_process_insn): Clear cselib_current_insn
4572 even before returning from label, setjmp call or volatile asm
4575 2010-03-31 Richard Guenther <rguenther@suse.de>
4578 * cgraphunit.c (cgraph_output_in_order): Do not allocate
4579 temporary data on stack.
4581 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4583 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
4584 (PUSHSECTION_ASM_OP): Remove.
4585 (POPSECTION_ASM_OP): Remove.
4586 (PUSHSECTION_FORMAT): Remove.
4587 * config/sol2.h (PUSHSECTION_FORMAT): Define.
4588 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
4589 * config/sol2.c (solaris_output_init_fini): Use it.
4591 2010-03-31 Jie Zhang <jie@codesourcery.com>
4594 * opt-functions.awk (var_type_struct): Use signed char type
4595 for simple variables.
4597 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4599 * config/sol2.c: Include output.h.
4600 (solaris_assemble_visibility): New function.
4601 * config/t-sol2 (sol2.o): Add output.h dependency.
4602 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
4603 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
4606 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4609 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
4610 V2SImode or XFmode on PRE_DEC.
4613 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
4616 2010-03-31 Jie Zhang <jie@codesourcery.com>
4619 * reload.h (caller_save_initialized_p): Declare.
4620 * toplev.c (backend_init_target): Don't call
4621 init_caller_save but set caller_save_initialized_p to false.
4622 * caller-save.c (caller_save_initialized_p): Define.
4623 (init_caller_save): Check caller_save_initialized_p.
4624 * ira.c (ira): Call init_caller_save if flag_caller_saves.
4626 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4629 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
4630 and soft-fp/t-softfp to tmake_file.
4631 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
4632 (LIBGCC2_TF_CEXT): Define.
4635 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
4638 * cselib.c (n_useless_values): Document handling of debug locs.
4639 (n_useless_debug_values, n_debug_values): New variables.
4640 (new_elt_loc_list): Don't add to debug values, keep count.
4641 (promote_debug_loc): New.
4642 (cselib_reset_table): Zero new variables.
4643 (entry_and_rtx_equal_p): Promote debug locs.
4644 (discard_useless_locs): Increment n_useless_debug_values for
4646 (remove_useless_values): Adjust n_useless_values and n_debug_values
4647 with n_useless_debug_values.
4648 (add_mem_for_addr): Promote debug locs.
4649 (cselib_lookup_mem): Likewise.
4650 (cselib_lookup_addr): Renamed to...
4651 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
4652 (cselib_log_lookup): ... this. Turn into...
4653 (cselib_lookup_addr): ... new wrapper.
4654 (cselib_lookup_from_insn): New.
4655 (cselib_invalidate_regno): Increment n_useless_debug_values for
4657 (cselib_invalidate_mem): Likewise.
4658 (cselib_process_insn): Take n_deleted and n_debug_values into
4659 account to guard remove_useless_value call.
4660 (cselib_finish): Zero n_useless_debug_values.
4661 * cselib.h (cselib_lookup_from_insn): Declare.
4662 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
4663 (sched_analyze_2): Likewise.
4665 2010-03-30 Jakub Jelinek <jakub@redhat.com>
4667 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
4669 (adjust_mems): Replace narrowing SUBREG of expression containing
4670 just PLUS, MINUS, MULT and ASHIFT of registers and constants
4671 with operations in the narrower mode.
4674 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
4675 regs_invalidated_by_call instead all call_used_reg_set registers.
4677 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
4680 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
4681 pointer comparisons with types_compatible_p.
4682 * tree-vect-stmts.c (vectorizable_call): Same.
4683 (vectorizable_condition): Same.
4685 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4687 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
4688 stack check if the mask would be zero.
4690 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4691 Jack Howarth <howarth@bromo.med.uc.edu>
4693 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4696 2010-03-30 Joseph Myers <joseph@codesourcery.com>
4699 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
4701 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
4702 Include ___unordxf2 and ___unordtf2.
4703 * config/i386/libgcc-glibc.ver: Do not define inheritance from
4706 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
4708 * config/lm32/t-lm32: New file.
4709 * config.gcc: Use the above file when targetting lm32.
4711 2010-03-28 Duncan Sands <baldrick@free.fr>
4713 * Makefile.in (PLUGIN_HEADERS): Add except.h.
4715 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4718 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
4719 Improve vectorization cost model diagnostic.
4721 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4724 * tree-vect-data-refs.c (vect_analyze_data_refs): When
4725 compute_data_dependences_for_loop returns false, early exit
4726 and output an extra diagnostic for the failed data reference
4729 2010-03-29 Richard Guenther <rguenther@suse.de>
4731 PR tree-optimization/43560
4732 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
4733 (can_sm_ref_p): Treat stores to readonly locations as trapping.
4735 2010-03-29 Jie Zhang <jie@codesourcery.com>
4738 * toplev.c (process_options): Set optimization_default_node
4739 and optimization_current_node.
4740 * opts.c (decode_options): Don't set optimization_default_node
4741 and optimization_current_node.
4743 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
4745 * config/rtems.h: Abandon -qrtems_debug.
4747 2010-03-28 Jan Hubicka <jh@suse.cz>
4749 PR tree-optimization/43505
4750 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
4751 map should not be copied.
4753 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4756 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
4757 cdtors, set DECL_PRESERVE_P.
4758 * ipa.c (cgraph_externally_visible_p): Return true if declaration
4761 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
4763 PR tree-optimization/43528
4764 * stor-layout.c (place_field): Check that constant fits into
4765 unsigned HWI when skipping calculation of MS bitfield layout.
4767 2010-03-27 Jan Hubicka <jh@suse.cz>
4770 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
4771 notice_global_symbol work.
4773 2010-03-27 Jakub Jelinek <jakub@redhat.com>
4775 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
4776 instead of dwarf2out_decl.
4777 (struct var_loc_node): Remove section_label field.
4778 (dwarf2out_function_decl): New function.
4779 (dwarf2out_var_location): Don't set section_label field.
4780 (dwarf2out_begin_function): Don't empty decl_loc_table here.
4782 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4784 PR tree-optimization/43544
4785 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4786 First argument for builtin vectorized function hook is now a
4787 tree to be able to distinguish between machine specific and
4789 * targhooks.c (default_builtin_vectorized_function): Ditto.
4790 * targhooks.h (default_builtin_vectorized_function): Ditto.
4791 * target.h (struct gcc_target): Ditto.
4792 * tree-vect-stmts.c (vectorizable_function): Ditto.
4793 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
4794 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4797 2010-03-26 Joseph Myers <joseph@codesourcery.com>
4800 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
4801 nested binding iff it is a FUNCTION_DECL.
4802 (store_parm_decls_newstyle): Pass nested=true to bind for
4803 FUNCTION_DECLs amongst parameters.
4805 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4807 * var-tracking.c (vt_expand_loc_callback): Don't run
4808 cselib_expand_value_rtx_cb in dummy mode if
4809 cselib_dummy_expand_value_rtx_cb returned false.
4811 * var-tracking.c (emit_note_insn_var_location): For one part
4812 notes with offset 0, don't add EXPR_LIST around the location.
4813 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
4814 add_location_or_const_value_attribute): Adjust for that change.
4817 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
4818 into first operand and location into second.
4819 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
4820 dw_cfi_oprnd_loc for DW_CFA_expression.
4821 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
4822 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
4823 assume first argument is regnum and second argument is location.
4825 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4828 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
4829 of scratch register to DImode. Split to DImode comparison operator.
4830 Use SImode subreg of scratch register in the multiplication.
4831 (*cmp_sadd_sidi): Ditto.
4832 (*cmp_ssub_si): Ditto.
4833 (*cmp_ssub_sidi): Ditto.
4835 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4838 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
4839 Remove invalid assert and wrong comment.
4841 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4844 * flags.h (final_insns_dump_p): New extern.
4845 * final.c (final_insns_dump_p): New variable.
4846 (rest_of_clean_state): Set it before -fdump-final-insns=
4847 dumping, clear afterwards.
4848 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
4849 MEM_ALIAS_SET on MEMs.
4851 2010-03-26 David S. Miller <davem@davemloft.net>
4853 * configure.ac: Fix sparc GOTDATA_OP bug check.
4854 * configure: Rebuild.
4856 2010-03-26 Alan Modra <amodra@gmail.com>
4858 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
4860 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4862 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
4863 TLS_SECTION_ASM_FLAG.
4865 2010-03-25 Jakub Jelinek <jakub@redhat.com>
4868 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
4869 Clear first_function_block_is_cold.
4872 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
4873 argument if the argument is truth_value_p.
4875 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4877 * config/rs6000/constraints.md: Update copyright year for my changes.
4880 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
4881 used in reg+reg addressing, swap registers.
4883 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4886 * target.h (struct gcc_target): Add code_end hook.
4887 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
4889 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
4890 * toplev.c (compile_file): Call targetm.asm_out.code_end
4891 hook before unwind info/debug info output.
4892 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
4893 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
4894 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4895 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
4896 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4897 * config/i386/i386.c (ix86_file_end): Renamed to...
4898 (ix86_code_end): ... this. Make static. Don't call
4899 file_end_indicate_exec_stack. Emit unwind info using
4900 final_start_function/final_end_function.
4901 (darwin_x86_file_end): Remove.
4902 (TARGET_ASM_CODE_END): Define.
4903 * config/i386/i386.h (TARGET_ASM_FILE_END,
4904 NEED_INDICATE_EXEC_STACK): Don't define.
4905 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
4906 (TARGET_ASM_FILE_END): Define to darwin_file_end.
4907 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
4908 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
4911 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
4912 at the beginning and final_end_function at the end.
4913 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
4915 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4917 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
4918 and Sun as TLS syntax.
4919 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
4920 * configure: Regenerate.
4921 * config.in: Regenerate.
4922 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
4923 (default_elf_asm_named_section): Use it.
4924 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
4925 (i386_output_dwarf_dtprel): Likewise.
4926 (output_addr_const_extra): Likewise.
4927 (output_pic_addr_const): Lowercase @GOTTPOFF.
4928 (output_addr_const_extra): Likewise.
4929 (output_pic_addr_const): Lowercase @GOTNTPOFF.
4930 (output_addr_const_extra): Likewise.
4931 (output_pic_addr_const): Lowercase @INDNTPOFF.
4932 (output_addr_const_extra): Likewise.
4933 (output_pic_addr_const): Lowercase @NTPOFF.
4934 (output_addr_const_extra): Likewise.
4935 (output_pic_addr_const): Lowercase @TPOFF.
4936 (output_addr_const_extra): Likewise.
4937 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
4938 (*tls_global_dynamic_64): Likewise.
4939 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
4940 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
4942 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
4943 (ASM_OUTPUT_TLS_COMMON): Use it.
4944 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
4947 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
4948 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
4949 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
4950 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
4951 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4952 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
4954 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4956 * config/i386/i386.c (override_options): Don't accept
4957 -mtls-dialect=sun any longer.
4958 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
4959 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
4960 (*tls_local_dynamic_base_32_sun): Likewise.
4961 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4963 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4966 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4967 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
4970 * ira.c (adjust_cleared_regs): New function.
4971 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
4975 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
4977 * expr.c (expand_expr_real): Restore previous
4978 curr_insn_source_location and curr_insn_block after
4979 expand_expr_real_1 call.
4980 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
4981 instead of expand_expr_real_1.
4983 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
4985 PR rtl-optimization/43413
4986 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
4989 2010-03-22 James E. Wilson <wilson@codesourcery.com>
4992 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
4993 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
4995 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
4997 * config/i386/i386.c (ix86_target_string): Add -mfma.
4998 Fix a typo in comment.
5000 2010-03-22 Mike Stump <mikestump@comcast.net>
5003 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
5004 Don't overly align based upon packed packed fields.
5006 2010-03-22 Jason Merrill <jason@redhat.com>
5008 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
5009 Use () rather than [], and move before the element type.
5011 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5013 * doc/configfiles.texi (Configuration Files): Removed
5014 fixinc/Makefile*, intl/Makefile.*.
5015 * doc/makefile.texi: Fixed markup. Abstract from version
5016 control system used.
5017 (Makefile): Removed obsolete gcc/java/parse.y example.
5018 * doc/sourcebuild.texi: Likewise.
5019 (Top Level): Added config, gnattools, libdecnumber, libgcc,
5020 libgomp, libssp. Removed fastjar.
5021 (Miscellaneous Docs): Clarify location.
5022 Added COPYING3, COPYING3.LIB.
5023 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
5025 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5028 * config/i386/i386.c (x86_function_profiler)
5029 [!NO_PROFILE_COUNTERS]: Fix typo.
5030 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
5033 2010-03-22 Janis Johnson <janis187@us.ibm.com>
5034 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5036 * doc/sourcebuild.texi (Test Directives): Split into six
5037 subsections, with most of the current text in new subsections
5038 Directives, Selectors, and Final Actions.
5039 (Directives): Split list of test directives into multiple
5041 (Selectors): Describe use and syntax of selectors.
5042 (Effective-Target Keywords): Describe all existing keywords.
5043 (Add Options): Describe features for dg-add-options.
5044 (Require Support): Describe variants of dg-require-support.
5045 (Final Actions): Describe commands to use in dg-final.
5047 2010-03-22 Michael Matz <matz@suse.de>
5050 * recog.c (validate_replace_rtx_group): Replace also in
5051 REG_EQUAL and REG_EQUIV notes.
5053 2010-03-22 Richard Guenther <rguenther@suse.de>
5055 PR tree-optimization/43390
5056 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
5057 sure vector extracts are type correct.
5059 2010-03-22 Richard Guenther <rguenther@suse.de>
5062 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
5063 x * sqrt (x) even when optimizing for size if the target
5064 has native support for sqrt.
5066 2010-03-22 Jakub Jelinek <jakub@redhat.com>
5068 * varasm.c (make_decl_rtl_for_debug): Also clear
5069 flag_mudflap for the duration of make_decl_rtl call.
5072 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
5073 locs from preserved VALUEs.
5075 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5078 * pa.md (movmemsi): Set align to one if zero.
5079 (movmemdi): Likewise.
5081 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
5084 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
5085 with their corresponding prologue pushes.
5087 2010-03-20 Andrew Pinski <pinskia@gmail.com>
5090 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
5091 at the begining or end.
5092 (spu_expand_epilogue): Likewise.
5094 2010-03-20 Richard Guenther <rguenther@suse.de>
5096 PR rtl-optimization/43438
5097 * combine.c (make_extraction): Properly zero-/sign-extend an
5098 extraction of the low part of a CONST_INT. Also handle
5101 2010-03-19 Mike Stump <mikestump@comcast.net>
5103 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
5104 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
5105 (override_options): Use SUBTARGET32_DEFAULT_CPU.
5107 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5110 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
5113 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
5115 PR rtl-optimization/42258
5116 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
5117 use that may match DEF.
5120 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
5121 the cost of loading the constant rather than assuming
5123 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
5124 outer code is AND, do the same tests as the andsi3 expander and
5125 return COSTS_N_INSNS (1) if and is cheap.
5127 * optabs.c (avoid_expensive_constant): Fix formatting.
5129 2010-03-19 Michael Matz <matz@suse.de>
5132 * attribs.c (decl_attributes): When rebuilding a function pointer
5133 type use the same qualifiers as the original pointer type.
5135 2010-03-19 Martin Jambor <mjambor@suse.cz>
5137 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
5138 and is_gimple_ip_invariant_address.
5140 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5143 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5145 * config/arm/arm.c (arm_override_options): Turn off
5146 flag_dwarf2_cfi_asm for AAPCS variants.
5148 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5151 * config/arm/arm.c (emit_multi_reg_push): Update comments.
5152 Use PRE_MODIFY instead of PRE_DEC.
5153 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
5154 (vfp_emit_fstmd): Likewise.
5156 2010-03-19 Michael Matz <matz@suse.de>
5159 * builtins.c (expand_builtin_interclass_mathfn,
5160 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
5163 2010-03-19 Richard Guenther <rguenther@suse.de>
5165 PR tree-optimization/43415
5166 * tree-ssa-pre.c (phi_translate): Split out worker to ...
5167 (phi_translate_1): ... this.
5168 (phi_translate): Move all caching here. Cache all NARY
5169 and REFERENCE translations.
5171 2010-03-19 David S. Miller <davem@davemloft.net>
5173 With help from Eric Botcazou.
5174 * config/sparc/sparc.c: Include dwarf2out.h.
5175 (emit_pic_helper): Delete.
5176 (pic_helper_symbol_name): Delete.
5177 (pic_helper_emitted_p): Delete.
5178 (pic_helper_needed): New.
5179 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
5180 (get_pc_thunk_name): New.
5181 (load_pic_register): Remove 'delay_pic_helper' arg. Use
5182 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
5183 Set pic_helper_needed to true. Don't call emit_pic_helper.
5184 (sparc_expand_prologue): Update load_pic_register call.
5185 (sparc_output_mi_thunk): Likewise.
5186 (sparc_file_end): Emit a hidden comdat symbol for the PIC
5187 thunk if possible. Output CFI information as needed.
5189 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5190 Jack Howarth <howarth@bromo.med.uc.edu>
5193 * config/i386/i386.h: Fix ABI on darwin x86-32.
5195 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
5197 * tree.h: Declare make_decl_rtl_for_debug.
5198 * varasm.c (make_decl_rtl_for_debug): New.
5199 * dwarf2out.c (rtl_for_decl_location): Call it.
5200 * cfgexpand.c (expand_debug_expr): Call it.
5202 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5205 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
5209 * var-tracking.c (vt_init_cfa_base): Do nothing if
5210 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
5212 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
5215 * var-tracking.c (canonicalize_vars_star): New.
5216 (dataflow_post_merge_adjust): Use it.
5218 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5221 * var-tracking.c (non_suitable_const): New function.
5222 (add_uses): For DEBUG_INSNs with constants, don't record any
5223 value, instead just the constant value itself.
5224 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
5225 is not VAR_LOC_UNKNOWN_P, set var to the constant.
5226 (emit_notes_in_bb): Likewise.
5227 (emit_note_insn_var_location): For onepart variables if
5228 cur_loc is a VOIDmode constant, use DECL_MODE.
5230 2010-03-18 Martin Jambor <mjambor@suse.cz>
5233 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
5234 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
5235 all non-clones. Moved call redirection...
5236 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
5237 (cgraph_materialize_all_clones): Dispose of all
5238 combined_args_to_skip bitmaps.
5239 (verify_cgraph_node): Do not check for edges pointing to wrong
5240 nodes in inline clones.
5241 * tree-inline.c (copy_bb): Call
5242 cgraph_redirect_edge_call_stmt_to_callee.
5243 * ipa.c (cgraph_remove_unreachable_nodes): Call
5244 cgraph_node_remove_callees even when there are used clones.
5246 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5248 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
5250 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5253 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
5256 2010-03-18 Michael Matz <matz@suse.de>
5259 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
5260 into sqrt(x) if we need to preserve signed zeros.
5262 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
5263 Eric Botcazou <ebotcazou@adacore.com>
5265 PR rtl-optimization/43360
5266 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
5267 note if we don't know its invariant status.
5269 2010-03-18 Michael Matz <matz@suse.de>
5271 PR tree-optimization/43402
5272 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
5273 PHI chains of ssa names registered for update.
5275 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
5278 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
5279 non-offsettable and pre_modify update addressing.
5280 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
5281 and "2" alternatives "#".
5282 (*movdd_softfloat32): Make all alternatives "#";
5283 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
5284 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
5285 (*movdf_softfloat32): Make all alternatives "#";
5286 (movdi): Use the new DIFD mode iterator to create a common splitter
5287 for movdi, movdf and movdd patterns.
5289 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
5291 * common.opt (dumpdir): Remove redundant tab.
5293 2010-03-17 Martin Jambor <mjambor@suse.cz>
5295 PR tree-optimization/43347
5296 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
5297 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
5299 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
5301 PR rtl-optimization/42216
5302 * regrename.c (create_new_chain): New function, broken out from...
5303 (scan_rtx_reg): ... here. Call it. Handle the case where we are
5304 appending a use to an empty chain.
5305 (build_def_use): Remove previous changes that convert OP_INOUT to
5306 OP_OUT operands; instead detect the case where an OP_INOUT operand
5307 uses a previously untracked register and create an empty chain for it.
5309 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5311 * doc/extend.texi (Function Attributes): Rewrite unfinished
5312 sentence in ms_abi documentation.
5314 2010-03-17 Alan Modra <amodra@gmail.com>
5316 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
5317 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
5318 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
5319 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
5321 2010-03-16 Richard Henderson <rth@redhat.com>
5324 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
5325 (lower_try_finally): Save and restore eh_seq around the expansion
5328 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5330 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
5331 statements before splitting block.
5333 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5335 * doc/sourcebuild.texi (Testsuites): Fix markup.
5336 Use pathnames relative to gcc/testsuite.
5337 (Test Directives): Move description of how timeout is determined.
5338 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
5339 (C Tests): Correct gcc.misc-tests directory.
5340 Framework tests now live in gcc.test-framework.
5342 2010-03-16 Richard Guenther <rguenther@suse.de>
5345 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
5346 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
5348 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5349 Alexandre Oliva <aoliva@redhat.com>
5351 PR tree-optimization/42917
5352 * lambda-code.c (remove_iv): Skip debug statements.
5353 (lambda_loopnest_to_gcc_loopnest): Likewise.
5354 (not_interesting_stmt): Debug statements are not interesting.
5356 2010-03-16 Jakub Jelinek <jakub@redhat.com>
5360 * cselib.c (cselib_preserve_constants,
5361 cfa_base_preserved_val): New static variables.
5362 (preserve_only_constants): New function.
5363 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
5364 clear its REG_VALUES. If cselib_preserve_constants, don't
5365 empty the whole hash table, but preserve there VALUEs with constants,
5366 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
5367 (cselib_preserve_cfa_base_value): New function.
5368 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
5369 (cselib_init): Change argument to int bitfield. Set
5370 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
5372 (cselib_finish): Clear cselib_preserve_constants and
5373 cfa_base_preserved_val.
5374 * cselib.h (enum cselib_record_what): New enum.
5375 (cselib_init): Change argument to int.
5376 (cselib_preserve_cfa_base_value): New prototype.
5377 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
5378 * dse.c (dse_step1): Likewise.
5379 * cfgcleanup.c (thread_jump): Likewise.
5380 * sched-deps.c (sched_analyze): Likewise.
5381 * gcse.c (local_cprop_pass): Likewise.
5382 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
5383 If FN is non-NULL, call the callback always and whenever it returns
5384 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
5385 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
5386 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
5387 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
5388 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
5389 * var-tracking.c: Include recog.h.
5390 (bb_stack_adjust_offset): Remove.
5391 (vt_stack_adjustments): Don't call it, instead just gather the
5392 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
5393 (adjust_stack_reference): Remove.
5394 (compute_cfa_pointer): New function.
5395 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
5396 (struct adjust_mem_data): New type.
5397 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
5399 (get_address_mode): New function.
5400 (replace_expr_with_values): Use it.
5401 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
5402 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
5403 (adjust_sets): Remove.
5404 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
5405 Use get_address_mode.
5406 (get_adjusted_src): Remove.
5407 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
5408 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
5409 (add_with_sets): Don't call adjust_sets.
5410 (fp_setter, vt_init_cfa_base): New functions.
5411 (vt_initialize): Change return type to bool. Move most of pool etc.
5412 initialization to the beginning of the function from end. Pass
5413 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
5414 If !frame_pointer_needed, call vt_stack_adjustment before mos
5415 vector is filled, call vt_init_cfa_base if argp/framep has been
5416 eliminated to sp. If frame_pointer_needed and argp/framep has
5417 been eliminated to hard frame pointer, set
5418 hard_frame_pointer_adjustment and call vt_init_cfa_base after
5419 encountering fp setter in the prologue. For MO_ADJUST, call
5420 log_op_type before pusing the op into mos vector, not afterwards.
5421 Call adjust_insn before cselib_process_insn/add_with_sets,
5422 call cancel_changes (0) afterwards.
5423 (variable_tracking_main_1): Adjust for vt_initialize calling
5424 vt_stack_adjustments and returning whether it succeeded or not.
5426 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
5428 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
5431 2010-03-15 Jakub Jelinek <jakub@redhat.com>
5433 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
5435 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
5436 drap_reg has not been set.
5438 2010-03-15 Michael Matz <matz@suse.de>
5441 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
5442 use it to expand block copies.
5443 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
5444 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
5445 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
5447 2010-03-15 Richard Guenther <rguenther@suse.de>
5449 PR tree-optimization/43367
5450 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
5453 2010-03-15 Richard Guenther <rguenther@suse.de>
5455 PR tree-optimization/43317
5456 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
5458 2010-03-15 Martin Jambor <mjambor@suse.cz>
5460 PR tree-optimization/43141
5461 * tree-sra.c (create_abstract_origin): New function.
5462 (modify_function): Call create_abstract_origin.
5464 2010-03-15 Chris Demetriou <cgd@google.com>
5466 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
5469 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5472 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
5473 call insert_out_of_ssa_copy for default definitions.
5475 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5477 * graphite-clast-to-gimple.c (my_long_long): Defined.
5478 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
5479 * graphite-sese-to-poly.c (my_long_long): Defined.
5480 (scop_ivs_can_be_represented): Use it.
5482 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5484 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
5485 graphite-max-bbs-per-function, and loop-block-tile-size.
5486 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
5488 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
5490 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5492 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
5493 forward declaration.
5494 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
5495 (add_upper_bounds_from_estimated_nit): New.
5496 (build_loop_iteration_domains): Use it.
5498 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5500 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
5502 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5505 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
5506 should be an INTEGER_CST. Also handle CASE_CONVERT.
5508 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5510 * graphite.c (graphite_initialize): To bound the number of bbs per
5511 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
5512 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
5513 * doc/invoke.texi: Document it.
5515 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5517 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
5518 * graphite-sese-to-poly.h (build_poly_scop): Same.
5520 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5522 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
5523 the number of parameters in the scop. Use as an upper bound
5524 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
5525 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
5526 * doc/invoke.texi: Document it.
5528 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
5530 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
5531 * doc/c-tree.texi: Remove.
5532 * doc/generic.texi: Merge c-tree.texi here.
5533 * doc/gccint.texi (Trees): Remove menu entry.
5534 (c-tree.texi): Remove @include.
5535 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
5536 * doc/languages.texi (Reading RTL): Ditto.
5538 2010-03-12 Steve Ellcey <sje@cup.hp.com>
5541 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
5543 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5546 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
5547 code added to work around reload clobbering CONST insns.
5549 2010-03-12 Jakub Jelinek <jakub@redhat.com>
5551 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
5552 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
5553 (cselib_preserve_only_values): Remove retain argument, don't
5554 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
5555 * cselib.h (cselib_preserve_only_values): Remove retain argument.
5556 * var-tracking.c (micro_operation): Move insn field before union.
5557 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
5558 (struct variable_tracking_info_def): Remove n_mos field, change
5559 mos into a vector of micro_operations.
5560 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
5561 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
5562 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
5563 changing into a vector.
5564 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
5565 come before all other uops generated by add_stores.
5566 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
5568 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
5569 a vector. Run just one pass over the bbs instead of separate counting
5570 and computation phase.
5571 (vt_finalize): Free VTI (bb)->mos vector instead of array.
5574 * tree-inline.c (remap_decls): Put old_var rather than origin_var
5575 into *nonlocalized_list vector.
5576 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
5577 even if origin is non-NULL.
5578 (gen_variable_die): Likewise.
5579 (process_scope_var): Don't change origin.
5580 (gen_decl_die): Likewise.
5581 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
5582 before adding new edges instead of after it, fix moving over
5585 2010-03-11 David S. Miller <davem@davemloft.net>
5587 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
5589 * configure: Rebuild.
5591 2010-03-11 Martin Jambor <mjambor@suse.cz>
5593 PR tree-optimization/43257
5594 * tree.c (assign_assembler_name_if_neeeded): New function.
5595 (free_lang_data_in_cgraph): Assembler name assignment moved to the
5597 * tree.h (assign_assembler_name_if_neeeded): Declare.
5598 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
5599 the function if needed.
5601 2010-03-11 Chris Demetriou <cgd@google.com>
5603 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
5604 include/stdint-gcc.h, and include/stdint.h world-readable.
5606 2010-03-11 Richard Guenther <rguenther@suse.de>
5608 PR tree-optimization/43255
5609 * tree-vrp.c (process_assert_insertions_for): Do not insert
5610 asserts for trivial conditions.
5612 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5614 PR tree-optimization/43280
5615 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
5616 generation. Move calculation of size out of the if branch.
5617 (find_bswap): Modify compare number generation.
5619 2010-03-11 Richard Guenther <rguenther@suse.de>
5622 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
5623 (input_gimple_stmt): Fixup handled component types during
5624 operand read. Also fix up decls in ADDR_EXPRs.
5626 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
5628 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
5629 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
5631 2010-03-10 Jan Hubicka <jh@suse.cz>
5634 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
5635 * varasm.c (get_variable_section): Don't do that here...
5636 (make_decl_rtl): ... and here.
5637 (do_assemble_alias): Produce decl RTL.
5638 (assemble_alias): Likewise.
5640 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5643 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
5644 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
5646 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
5647 (based_loc_descr): Only express drap or vdrap regno based expressions
5648 using DW_OP_fbreg when not optimizing.
5649 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
5650 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
5651 REG_CFA_SET_VDRAP note.
5653 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
5655 PR tree-optimization/43236
5656 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
5657 error in calculation of base address in reverse iteration case.
5658 (generate_builtin): Take number of latch executions if the statement
5661 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
5664 * tree-eh.c: Include pointer-set.h.
5665 (lower_eh_dispatch): Filter out duplicate case labels and
5666 remove the unneeded edge when the label is unused. Return
5667 true when some edges are removed.
5668 (execute_lower_eh_dispatch): When any lowering resulted in
5669 removing an edge, also delete unreachable blocks.
5671 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5674 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
5675 UNSPEC_MACHOPIC_OFFSET.
5677 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
5680 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5681 (m68k_delegitimize_address): New function.
5683 2010-03-09 Jakub Jelinek <jakub@redhat.com>
5686 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
5689 * var-tracking.c (adjust_sets): New function.
5690 (count_with_sets, add_with_sets): Use it.
5691 (get_adjusted_src): New inline function.
5692 (add_stores): Use it.
5695 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
5696 call cselib_dummy_expand_value_rtx_cb instead of
5697 cselib_expand_value_rtx_cb.
5700 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
5701 * config/i386/i386.c: Include debug.h and dwarf2out.h.
5702 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
5703 and .cfi_endproc around the pic thunks.
5704 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
5705 all queued unwind info register saves are saved before the call.
5706 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
5707 considered as sp-=4 for unwind info and the pop as sp+=4 which
5708 also clobbers dest, but doesn't actually restore it.
5711 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
5712 RTX_FRAME_RELATED_P.
5714 2010-03-09 Jie Zhang <jie@codesourcery.com>
5716 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
5717 whitespaces in output template.
5719 2010-03-09 Jie Zhang <jie@codesourcery.com>
5721 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
5724 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5726 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
5727 builtins.exp in a separate job.
5729 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5731 * graphite-sese-to-poly.c (add_param_constraints): Use
5732 lower_bound_in_type and upper_bound_in_type.
5734 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5736 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
5737 instead of unsigned_type_node.
5739 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5740 Reza Yazdani <reza.yazdani@amd.com>
5743 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
5744 on pointer type parameters.
5746 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5750 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
5751 handle conversions from pointer to integers.
5752 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
5753 induction variable, to be able to work with code generated by CLooG.
5754 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
5755 (build_poly_scop): Bail out if we cannot codegen a loop.
5757 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5759 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
5760 code generation with gloog_error.
5762 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5764 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
5765 Call fold_convert on all the returned values.
5766 (expand_scalar_variables_expr): Pass to
5767 expand_scalar_variables_ssa_name the type of the resulting expression.
5769 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5771 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
5772 ppl_min_for_le_pointset.
5773 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
5774 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
5776 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5778 * graphite-dependences.c (map_into_dep_poly): Removed.
5779 (dependence_polyhedron_1): Use combine_context_id_scat.
5781 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5783 * graphite-poly.h (struct poly_scattering): Add layout documentation.
5784 (struct poly_bb): Same.
5785 (combine_context_id_scat): New.
5787 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5790 * sese.c (name_defined_in_loop_p): Return false for default
5793 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5795 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
5796 and clean up the logic.
5798 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5800 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
5803 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5805 * var-tracking.c (remove_cselib_value_chains): Define only for
5807 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
5808 delete_slot_part, emit_notes_for_differences_1): Don't call
5809 remove_cselib_value_chains here.
5810 (set_slot_part, emit_notes_for_differences_2): Don't call
5811 add_cselib_value_chains here.
5812 (preserved_values): New vector.
5813 (preserve_value): New function.
5814 (add_uses, add_stores, vt_add_function_parameters): Use it
5815 instead of cselib_preserve_value.
5816 (changed_values_stack): New vector.
5817 (check_changed_vars_0): New function.
5818 (check_changed_vars_1, check_changed_vars_2): Use it.
5819 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
5820 changed_values_stack VALUEs.
5821 (vt_emit_notes): For all preserved_values call
5822 add_cselib_value_chains. If ENABLE_CHECKING call
5823 remove_cselib_value_chains before verifying value_chains is empty.
5824 Initialize and free changed_values_stack.
5825 (vt_initialize): Initialize preserved_values.
5826 (vt_finalize): Free preserved_values.
5828 2010-03-08 Richard Guenther <rguenther@suse.de>
5830 PR tree-optimization/43269
5831 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
5834 2010-03-08 Martin Jambor <mjambor@suse.cz>
5836 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
5837 (ipa_is_param_called): Removed.
5838 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
5839 (ipa_print_node_params): Do not print the called flag.
5840 (ipa_write_node_info): Do not stream the called flag.
5841 (ipa_read_node_info): Likewise.
5843 2010-03-07 Jakub Jelinek <jakub@redhat.com>
5846 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
5847 * cselib.c (struct expand_value_data): Add dummy field.
5848 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
5850 (cselib_dummy_expand_value_rtx_cb): New function.
5851 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
5853 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
5854 * var-tracking.c: Include pointer-set.h.
5855 (variable): Change n_var_parts to char from int. Add
5856 cur_loc_changed and in_changed_variables fields.
5857 (variable_canonicalize): Remove.
5858 (shared_var_p): New inline function.
5859 (unshare_variable): Maintain cur_loc_changed and
5860 in_changed_variables fields. If var was in changed_variables,
5861 replace it there with new_var. Just copy cur_loc instead of
5862 resetting it to something else.
5863 (variable_union): Don't recompute cur_loc. Use shared_var_p.
5864 (dataflow_set_union): Don't call variable_canonicalize.
5865 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
5866 of their DEBUG_EXPR_TREE_DECLs.
5867 (canonicalize_loc_order_check): Verify that cur_loc is NULL
5868 and in_changed_variables and cur_loc_changed is false.
5869 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
5870 and cur_loc_changed. Don't update cur_loc here.
5871 (variable_merge_over_src): Don't call variable_canonicalize.
5872 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
5873 removing loc that is equal to cur_loc, clear cur_loc,
5874 set cur_loc_changed and ensure variable_was_changed is called.
5875 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
5876 compare pointers in cur_loc check, if it is equal to loc,
5877 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
5878 (variable_different_p): Remove compare_current_location argument,
5879 don't compare cur_loc.
5880 (dataflow_set_different_1): Adjust variable_different_p caller.
5881 (variable_was_changed): If dv had some var in changed_variables
5882 already, reset in_changed_variables flag for it and propagate
5883 cur_loc_changed over to the new variable. On empty var
5884 always set cur_loc_changed. Set in_changed_variables on whatever
5885 var is added to changed_variables.
5886 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
5887 Use shared_var_p. When removing loc that is equal to cur_loc,
5888 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
5889 end, don't set it to something else, just call variable_was_changed.
5890 (delete_slot_part): Use shared_var_p. When cur_loc equals to
5891 loc being removed, clear cur_loc and set cur_loc_changed.
5892 Set cur_loc_changed if all locations have been removed.
5893 (struct expand_loc_callback_data): New type.
5894 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
5895 allocated. Always create SUBREGs if simplify_subreg failed.
5896 Prefer to use cur_loc, when that fails and still in
5897 changed_variables (and seen first time) recompute it. Set
5898 cur_loc_changed of variables which had to change cur_loc and
5899 compute elcd->cur_loc_changed if any of the subexpressions used
5900 had to change cur_loc.
5901 (vt_expand_loc): Adjust to pass arguments in
5902 expand_loc_callback_data structure.
5903 (vt_expand_loc_dummy): New function.
5904 (emitted_notes): New variable.
5905 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
5906 that weren't used for any other decl in current
5907 emit_notes_for_changes call call vt_expand_loc_dummy to update
5908 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
5909 first loc_chain location if NULL before. Always use just
5910 cur_loc instead of first loc_chain location. When cur_loc_changed
5911 is false, when not --enable-checking=rtl just don't emit any note.
5912 When rtl checking, compute the note and assert it is the same
5913 as previous note. Clear cur_loc_changed and in_changed_variables
5914 at the end before removing from changed_variables.
5915 (check_changed_vars_3): New function.
5916 (emit_notes_for_changes): Traverse changed_vars to call
5917 check_changed_vars_3 on each changed var.
5918 (emit_notes_for_differences_1): Clear cur_loc_changed and
5919 in_changed_variables. Recompute cur_loc of new_var.
5920 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
5921 (vt_emit_notes): Initialize and destroy emitted_notes.
5923 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
5925 PR rtl-optimization/42220
5926 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
5927 Use verify_reg_tracked to determine if we should use OP_OUT rather
5929 (build_def_use): If we see an in-out operand for a register that we
5930 know nothing about, treat is an output if possible, fail the block if
5933 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5936 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
5939 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5942 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
5943 uses of relevant DEFs that are dead outside the loop too.
5945 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5947 * var-tracking.c (dataflow_set_merge): Swap src and src2.
5949 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5951 * var-tracking.c (values_to_unmark): New variable.
5952 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5953 values_to_unmark vector. Moved body to...
5954 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5955 instead queue it into values_to_unmark vector.
5956 (vt_find_locations): Free values_to_unmark vector.
5958 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
5960 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
5961 (site.exp): Export them when plugins are enabled.
5963 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
5966 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
5968 (chrec_fold_multiply): Same.
5970 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5973 * c-decl.c (build_compound_literal): Return early if init is
5976 2010-03-04 Martin Jambor <mjambor@suse.cz>
5978 PR tree-optimization/43164
5979 PR tree-optimization/43191
5980 * tree-sra.c (type_consists_of_records_p): Reject records with
5981 zero-size bit-fields at the end.
5983 2010-03-04 Mike Stump <mikestump@comcast.net>
5985 * Makefile.in (TAGS): Remove *.y.
5987 2010-03-04 Richard Guenther <rguenther@suse.de>
5989 PR tree-optimization/40761
5990 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
5992 (my_rev_post_order_compute): New function.
5993 (init_pre): Call it.
5995 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
5998 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
5999 decrease the cost of an IV candidate when the cost is infinite.
6001 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6003 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
6004 Use '3DNow!' for the extension of that name, ensure normal space
6006 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
6008 2010-03-03 Jeff Law <law@redhat.com>
6010 * PR middle-end/32693
6011 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
6012 than gen_rtx_SUBREG.
6013 (extract_bit_field_1): Likewise.
6015 2010-03-03 Janis Johnson <janis187@us.ibm.com>
6017 * doc/sourcebuild.texi (Test directives): Document that arguments
6018 include-opts and exclude-opts are now optional for dg-skip-if,
6019 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
6021 2010-03-03 Jason Merrill <jason@redhat.com>
6024 * cgraph.h (varpool_node): Add extra_name field.
6025 * varpool.c (varpool_extra_name_alias): New.
6026 (varpool_assemble_decl): Emit extra name aliases.
6027 (varpool_mark_needed_node): Look past an extra name alias.
6028 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
6029 * lto-streamer-in.c (lto_input_tree): Read it.
6030 * lto-streamer-out.c (output_unreferenced_globals): Write it.
6032 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
6034 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
6035 (sparc*-*-solaris2*): ...this.
6037 2010-03-03 Jakub Jelinek <jakub@redhat.com>
6040 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
6041 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
6042 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
6043 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
6046 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
6047 fallthrough to default handling, just with want_address 0 instead of 2.
6048 For single element lists, add_AT_loc directly, otherwise create an
6049 artificial variable DIE and stick location list to it.
6052 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
6053 (VAL_EXPR_HAS_REVERSE): Define.
6054 (reverse_op): New function.
6055 (add_stores): For reversible operations add an extra MO_VAL_USE.
6057 2010-03-02 Jason Merrill <jason@redhat.com>
6059 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
6061 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
6063 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
6064 (sparc64-*-linux*): Likewise.
6065 (sparc64-*-solaris2*): Include assembler files before linker ones.
6066 (sparc-*-solaris2*): Simplify and reorder to match previous case.
6067 * config/sparc/gas.h: Delete.
6068 * config/sparc/sol2-64.h: Add copyright notice.
6069 * config/sparc/sol2-gas-bi.h: Likewise.
6070 * config/sparc/sol2-gld.h: Likewise.
6071 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
6072 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
6073 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
6074 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
6075 (sparc_elf_asm_named_section): Rename into...
6076 (sparc_solaris_elf_asm_named_section): ...this. Always define.
6078 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
6080 * config/alpha/alpha.c (override_options): Fix -mtune error message.
6082 2010-03-02 Jeff Law <law@redhat.com>
6085 * reload1.c (rtx_p, substitute_stack): Declare.
6086 (substitute): Record addresses of changed rtxs.
6087 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
6088 Restore the original rtx when complete.
6089 (reload): Free subsitute_stack when complete.
6091 2010-03-02 Janis Johnson <janis187@us.ibm.com>
6093 * doc/gccint.texi (menu): Add Testsuites as a chapter.
6094 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
6096 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
6097 LTO Testing, gcov Testing, profopt Testing, compat Testing,
6098 Torture Tests): Change from subsection to section.
6100 2010-03-02 Jakub Jelinek <jakub@redhat.com>
6101 Steven Bosscher <steven@gcc.gnu.org>
6103 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
6106 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
6109 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
6110 the assignment from the new induction variable to the assignment
6111 of the value from the original loop PHI function.
6113 2010-03-01 Janis Johnson <janis187@us.ibm.com>
6114 Daniel Jacobowitz <dan@codesourcery.com>
6116 * doc/sourcebuild.texi (Test directives): Clarify options to
6119 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6121 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
6122 Disable cfi directives unless GCC and gas agree on using read-only
6123 .eh_frame sections for 64-bit.
6124 * configure: Regenerate.
6126 2010-03-01 Richard Guenther <rguenther@suse.de>
6128 PR tree-optimization/43220
6129 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
6130 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
6132 2010-03-01 Richard Guenther <rguenther@suse.de>
6133 Martin Jambor <mjambor@suse.cz>
6136 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
6137 gimplified parameters.
6139 2010-03-01 Christian Bruel <christian.bruel@st.com>
6141 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
6143 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
6145 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
6147 2010-03-01 Richard Guenther <rguenther@suse.de>
6150 * expr.c (expand_assignment): Use the alias-oracle to tell
6151 if the rhs aliases the result decl.
6153 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6156 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
6157 to sol_gt_pch_get_address.
6158 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
6159 64-bit, SPARC and x86.
6160 (sol_gt_pch_get_address): New function.
6162 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
6164 * toplev.h (inform_n, error_n): Declare.
6165 * diagnostic.c (inform_n, error_n): New function.
6167 2010-03-01 Jakub Jelinek <jakub@redhat.com>
6169 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
6170 has no rtl yet when processing local_decls, queue it and recheck
6171 if deferred stack allocation hasn't assigned it rtl.
6173 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6175 * config/sh/sh.c (unspec_bbr_uid): New.
6176 (gen_block_redirect): Use it instead of INSN_UID.
6177 (gen_far_branch): Likewise.
6179 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
6181 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
6182 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
6184 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6186 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
6187 (Warning Options): -Wno-conversion-null is valid for
6188 Objective-C++ as well.
6189 * doc/tm.texi (Named Address Spaces): Likewise.
6190 * doc/plugins.texi (Plugins): Replace TABs with spaces.
6191 * doc/tree-ssa.texi (Tree SSA): Likewise.
6193 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6196 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
6197 by default. Don't set the default arch for
6198 i[34567]86-*-darwin*|x86_64-*-darwin*.
6200 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6203 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
6204 default. Set the default 32bit/64bit archs with $with_arch
6205 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
6207 2010-02-27 Richard Guenther <rguenther@suse.de>
6209 PR tree-optimization/43186
6210 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
6211 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
6212 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
6213 unroller iterations.
6215 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6217 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
6218 required and i[34567]86-*-* targets don't support 64bit ISA.
6220 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
6223 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6226 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6228 * config.gcc: Set the default arch at least to Prescott for
6229 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
6230 if SSE math is enabled.
6232 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6234 * diagnostic.c (diagnostic_initialize): Update.
6235 (diagnostic_report_diagnostic): Test inhibit_notes_p for
6237 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
6238 (diagnostic_inhibit_notes): New.
6239 * toplev.c (process_options): inhibit notes with -fcompare-debug.
6241 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6244 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
6245 * doc/standards.texi: Likewise.
6246 * doc/extend.texi: Likewise.
6247 * doc/trouble.texi: Likewise.
6248 * doc/cppopts.texi: Likewise.
6249 * doc/install.texi: Likewise.
6250 * c.opt (std=c90,std=gnu90): New options.
6251 * c-opts.c (c_common_handle_option): Handle them.
6253 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6256 * c-decl.c (undeclared_variable): Use an informative note.
6258 2010-02-26 Richard Guenther <rguenther@suse.de>
6260 PR tree-optimization/43186
6261 * gimple.h (gimple_fold): Remove.
6262 * gimple.c (gimple_fold): Remove. Inline into single user ...
6263 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
6264 Try harder for conditions.
6266 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6269 * function.c (used_types_insert): Don't skip through named pointer
6270 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
6271 and it is different from the main variant's type.
6273 2010-02-26 Nick Clifton <nickc@redhat.com>
6275 * config/rx/rx.md (sminsi3): Remove bogus alternative.
6277 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6279 * config.gcc: Support --with-fpmath=sse for x86.
6281 * config/i386/ssemath.h: New.
6283 * doc/install.texi (--with-fpmath=sse): Documented.
6285 2010-02-26 Richard Guenther <rguenther@suse.de>
6287 PR tree-optimization/43188
6288 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
6289 vector types of over-aligned element type.
6291 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
6294 * config/i386/i386.c (expand_vec_perm_blend): Use correct
6295 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
6297 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
6299 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
6301 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6303 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
6304 * var-tracking.c: Include diagnostic.h.
6305 (debug_dv): New function.
6306 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
6309 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
6310 (add_value_chain, add_value_chains, remove_value_chain,
6311 remove_value_chains): Handle DEBUG_EXPRs.
6312 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
6315 * regcprop.c (struct queued_debug_insn_change): New type.
6316 (struct value_data_entry): Add debug_insn_changes field.
6317 (struct value_data): Add n_debug_insn_changes field.
6318 (debug_insn_changes_pool): New variable.
6319 (free_debug_insn_changes, apply_debug_insn_changes,
6320 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
6321 (kill_value_one_regno): Call free_debug_insn_changes if needed.
6322 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
6324 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
6326 (copyprop_hardreg_forward_1): Don't call apply_change_group for
6327 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
6328 changes, call cprop_find_used_regs via note_stores.
6329 (copyprop_hardreg_forward): When copying vd from predecessor
6330 which has any queued DEBUG_INSN changes, make sure the pointers are
6331 cleared. At the end call df_analyze and then if there are any
6332 DEBUG_INSN changes queued at the end of some basic block for still
6333 live registers, apply them.
6334 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
6336 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
6338 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
6341 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
6343 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
6344 targets. Set the default with_cpu/with_arch from arch/cpu.
6345 Allow x86-64 and native for with_cpu/with_arch.
6347 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
6349 * ebitmap.c: Change calls to verify_popcount with calls to
6350 sbitmap_verify_popcount.
6351 (ebitmap_clear_bit): Fixed map->cacheindex test and
6352 map>cache update when bit clearing results in an empty
6355 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6358 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
6359 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
6360 and support both V2DF and V2DI modes.
6361 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
6362 support both V2DF and V2DI modes.
6363 (general): Delete trailing whitespace from a few patterns.
6365 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6366 V2DF/V2DI interleave high/low builtins.
6368 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
6371 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
6372 interleave high/low functions.
6374 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
6376 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
6377 #pragma extern_prefix.
6379 2010-02-25 Jakub Jelinek <jakub@redhat.com>
6382 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
6383 BLKmode, assert op0 is a MEM and just adjust its mode.
6386 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
6387 if bitpos isn't multiple of mode's bitsize.
6389 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6391 * c.opt (-ftemplate-depth=): New.
6392 (-ftemplate-depth-): Deprecate.
6393 * optc-gen.awk: Handle -ftemplate-depth=.
6394 * opth-gen.awk: Likewise.
6395 * c-opts.c (c_common_handle_option): Likewise.
6396 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
6398 2010-02-24 Jason Merrill <jason@redhat.com>
6400 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
6402 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6404 * cfg.c (alloc_aux_for_block): Remove inline.
6405 (alloc_aux_for_edge): Likewise.
6407 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6409 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
6411 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6413 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
6414 * config/i386/sol2-gas.h: New file.
6415 * config.gcc (i[34567]86-*-solaris2*): Use it.
6417 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6420 * c-typeck.c (ep_convert_and_check): New.
6421 (build_conditional_expr): Use it.
6422 (build_binary_op): Likewise.
6424 2010-02-24 Jakub Jelinek <jakub@redhat.com>
6426 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
6429 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
6430 bounds even for -O+.
6431 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
6432 expr needs to have DECL_NAME set.
6434 2010-02-24 Nick Clifton <nickc@redhat.com>
6436 * config/mep/mep.c: Include gimple.h.
6437 (mep_function_uses_sp): Delete unused function.
6438 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
6439 parameters. Use unsigned integers to count args. Return a
6440 NULL_RTX instead of an error_mark_node. Toidy up formatting.
6442 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6445 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
6446 greater or equal to nelt instead of 2 * nelt.
6447 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
6450 2010-02-23 Jason Merrill <jason@redhat.com>
6453 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
6454 in cfun->local_decls even if they have register types.
6457 * stor-layout.c (place_field): Don't warn about unnecessary
6458 DECL_PACKED if the type is packed.
6460 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6463 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
6464 GOTOFF relocs, even when the base reg isn't pic pointer.
6466 2010-02-23 Michael Matz <matz@suse.de>
6469 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
6470 (expand_gimple_basic_block): Generate and use debug temps if there
6471 are debug uses left after the last real use of TERed ssa names.
6472 Unlink debug immediate uses when they are expanded.
6474 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
6477 * config/i386/i386.c (override_options): Reorganise to provide
6478 better error messages.
6480 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6483 * graphite-scop-detection.c (create_single_exit_edge): Move
6484 the call to find_single_exit_edge to....
6485 (create_sese_edges): ...here. Don't handle multiple edges
6486 exiting the function.
6487 (build_graphite_scops): Don't handle multiple edges
6488 exiting the function.
6490 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6493 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
6494 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
6496 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6499 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
6501 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
6504 * c-typeck.c (convert_arguments): Print declaration location.
6505 * c-common.c (validate_nargs): Rename as
6506 builtin_function_validate_nargs.
6507 (check_builtin_function_arguments): Update.
6509 2010-02-22 Richard Guenther <rguenther@suse.de>
6512 * tree-inline.c (declare_return_variable): Use the type of
6513 the call stmt lhs if available.
6515 2010-02-22 Duncan Sands <baldrick@free.fr>
6517 * passes.c (register_pass): Always consider all pass lists when
6518 ref_pass_instance_number is zero.
6520 2010-02-22 Richard Guenther <rguenther@suse.de>
6522 PR tree-optimization/42749
6523 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
6524 parameter. Do arithmetic in the original type.
6525 (update_accumulator_with_ops): Likewise.
6526 (adjust_accumulator_values): Adjust.
6528 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6530 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
6531 (QI to BLKmode splitter): New splitter.
6533 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
6535 * config/i386/i386.c (initial_ix86_tune_features): Turn on
6536 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
6538 2010-02-22 Richard Guenther <rguenther@suse.de>
6540 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
6542 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
6544 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
6545 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
6546 ($(T)crti.o, $(T)crtn.o): Remove rules.
6548 2010-02-21 Tobias Burnus <burnus@net-b.de>
6551 * doc/invoke.texi (-fassociative-math): Document that this
6552 option is automatically enabled for Fortran.
6554 2010-02-20 David S. Miller <davem@davemloft.net>
6556 * configure.ac: Test if linker and assembler properly support
6557 GOTDATA_OP relocations.
6558 * configure: Rebuild.
6559 * config.in: Likewise.
6560 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
6561 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
6562 (movsi_high_pic): Likewise.
6563 (movdi_lo_sum_pic): Likewise.
6564 (movdi_high_pic): Likewise.
6565 (movsi_pic_gotdata_op): New pattern.
6566 (movdi_pic_gotdata_op): Likewise.
6567 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
6568 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
6570 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
6573 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
6574 attribute to ssemul.
6575 (xop_mulv2div2di3_high): Ditto.
6577 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6580 * c.opt (Wconversion-null): New option.
6581 * doc/invoke.texi (Wconversion-null): Document.
6583 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6585 * common.opt (Wlarger-than-): Add Undocumented.
6587 2010-02-19 Mike Stump <mikestump@comcast.net>
6589 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
6591 2010-02-19 Jason Merrill <jason@redhat.com>
6594 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
6595 * configure: Likewise.
6597 2010-02-20 Alan Modra <amodra@gmail.com>
6600 * cgraph.h (cgraph_make_decl_local): Declare.
6601 * cgraph.c (cgraph_make_decl_local): New function.
6602 (cgraph_make_node_local): Use it.
6603 * cgraphunit.c (cgraph_function_versioning): Likewise.
6604 * ipa.c (function_and_variable_visibility): Likewise.
6606 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6609 * except.c (sjlj_emit_function_enter): Don't call
6610 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
6612 * rtl.h (add_reg_br_prob_note): Remove prototype.
6614 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6617 * c-common.c (conversion_warning): Remove widening conversions
6618 before checking the conversion of integers to reals.
6620 2010-02-19 Mike Stump <mikestump@comcast.net>
6623 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
6626 * cgraphunit.c (process_function_and_variable_attributes): Check
6627 DECL_PRESERVE_P instead of looking up attribute "used".
6628 * ipa-pure-const.c (check_decl): Likewise.
6629 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
6630 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
6631 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
6632 instead of attribute "used".
6633 * config/sol2-c.c (solaris_pragma_init): Likewise.
6634 (solaris_pragma_fini): Likewise.
6636 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6638 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
6639 Use XCNEW instead of xcalloc.
6640 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
6641 XNEW instead of xmalloc.
6642 (get_fields): Use XNEWVEC instead of xmalloc.
6645 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
6646 populate vars array.
6647 (create_new_general_access): For debug stmts just reset value.
6648 (get_stmt_accesses): For accesses within debug stmts just record them
6649 using add_access_to_acc_sites instead of preventing the peeling or
6650 counting them as accesses.
6653 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
6655 2010-02-19 Richard Guenther <rguenther@suse.de>
6657 PR tree-optimization/42916
6658 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
6661 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
6663 * configure.ac: Replace all uses of changequote in macro arguments
6664 with proper quoting.
6666 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6669 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
6671 2010-02-19 Richard Guenther <rguenther@suse.de>
6673 PR tree-optimization/42944
6674 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
6675 test for aliasing with errno.
6677 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6680 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
6681 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
6682 * dojump.c: Include output.h.
6683 (inv): New inline function.
6684 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
6685 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
6686 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
6687 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
6688 argument, pass it down to other calls.
6689 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
6690 add REG_BR_PROB note to the conditional jump.
6691 * cfgexpand.c (add_reg_br_prob_note): Removed.
6692 (expand_gimple_cond): Don't call it, add the probability
6693 as last argument to jumpif_1/jumpifnot_1.
6694 * Makefile.in (dojump.o): Depend on output.h.
6695 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
6697 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
6698 * stmt.c (do_jump_if_equal): Likewise.
6699 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
6700 * loop-unswitch.c (compare_and_jump_seq): Likewise.
6701 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
6703 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
6704 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
6705 jumpifnot_1 callers.
6706 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
6708 (store_expr): Adjust jumpifnot caller.
6709 (store_constructor): Adjust jumpif caller.
6712 * gimplify.c (gimple_boolify): For __builtin_expect call
6713 gimple_boolify also on its first argument.
6715 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
6717 * configure.ac (gnu-unique-object): Wrap regexps using [] in
6719 (__stack_chk_fail): Ditto. Remove quadrigraphs.
6720 * configure: Regenerated.
6722 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6724 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
6725 lang_hooks.types_compatible_p instead of comptypes.
6727 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
6729 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
6730 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
6731 if __prefer_thumb__ is defined.
6733 2010-02-18 Martin Jambor <mjambor@suse.cz>
6735 PR tree-optimization/43066
6736 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
6737 array with zero-sized element type.
6739 2010-02-18 Jakub Jelinek <jakub@redhat.com>
6741 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
6742 rtx, allocate struct var_loc_node here and return it to the
6743 caller, and only if it is actually needed.
6744 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
6745 move it earlier and return immediately if it returns NULL.
6747 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
6749 * config/sparc/gas.h: New file. Restore
6750 TARGET_ASM_NAMED_SECTION to its ELF default.
6751 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
6753 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6754 Likewise. Add ATTRIBUTE_UNUSED to prototype.
6755 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
6756 after sparc/sysv4.h.
6758 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
6760 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
6762 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
6764 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
6765 patterns from predicated pattern.
6767 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
6770 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
6771 for insn mnemonic suffix.
6773 2010-02-17 Richard Guenther <rguenther@suse.de>
6775 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
6778 2010-02-17 Jakub Jelinek <jakub@redhat.com>
6781 * caller-save.c (save_call_clobbered_regs): If BB ends with
6782 a DEBUG_INSN, move any notes in between last real insn and the last
6783 DEBUG_INSN after the last DEBUG_INSN.
6785 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
6787 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
6788 Fix return type. Fix argument type. Explain meaning of return value.
6790 2010-02-16 Richard Guenther <rguenther@suse.de>
6792 PR tree-optimization/41043
6793 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
6794 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
6796 (vrp_visit_phi_node): ... but only for loop PHI nodes.
6798 2010-02-16 Ira Rosen <irar@il.ibm.com>
6800 PR tree-optimization/43074
6801 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
6802 * tree-vect-loop.c (vect_analyze_loop_operations): Add
6803 vectorizable cycles in hybrid SLP check.
6804 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
6806 2010-02-16 Richard Guenther <rguenther@suse.de>
6808 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
6809 (true_dependence): If memrefs_conflict_p computes must-alias
6810 trust it. Move TBAA check after offset-based disambiguation.
6811 (canon_true_dependence): Likewise.
6813 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
6815 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
6816 * doc/invoke.texi: Document it.
6817 * var-tracking.c: Include toplev.h and params.h.
6818 (vt_find_locations): Return bool indicating success. Compute
6819 hash sizes unconditionally. Check new parameter, report.
6820 (variable_tracking_main_1): Check vt_find_locations results and
6821 retry. Renamed from...
6822 (variable_tracking_main): ... this. New wrapper to preserve
6823 flag_var_tracking_assignments.
6824 * Makefile.in (var-tracking.o): Adjust dependencies.
6826 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
6827 Jakub Jelinek <jakub@redhat.com>
6830 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
6831 if weak_import attribute is present.
6832 * config/darwin.c (machopic_select_section): Likewise.
6834 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
6836 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
6837 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
6838 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
6839 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
6841 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
6844 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
6847 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
6848 Rewrite text to refer to the names.
6850 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
6852 * config/i386/i386-builtin-types.def
6853 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
6854 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
6855 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
6856 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
6857 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
6858 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
6859 IX86_BUILTIN_VPERMIL2PS256.
6860 (MULTI_ARG_4_DF2_DI_I): Defined.
6861 (MULTI_ARG_4_DF2_DI_I1): Defined.
6862 (MULTI_ARG_4_SF2_SI_I): Defined.
6863 (MULTI_ARG_4_SF2_SI_I1): Defined.
6864 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
6865 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
6866 __builtin_ia32_vpermil2ps256.
6867 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6868 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6869 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
6870 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6871 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6872 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
6873 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
6874 CODE_FOR_xop_vpermil2v8sf3.
6875 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
6876 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
6877 * config/i386/xopintrin.h (_mm_permute2_pd): New.
6878 (_mm256_permute2_pd): New.
6879 (_mm_permute2_ps): New.
6880 (_mm256_permute2_ps): New.
6882 2010-02-15 Nick Clifton <nickc@redhat.com>
6884 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
6885 boolean parameters. Use emit_jump_insn when emitting a pop
6886 instruction containing a return insn.
6887 (push): Use 'true' rather than '1' as second parameter to F.
6888 (h8300_expand_prologue): Likewise.
6889 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
6890 (h8300_expand_epilogue): Likewise.
6892 2010-02-15 Richard Guenther <rguenther@suse.de>
6895 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
6898 2010-02-15 Nick Clifton <nickc@redhat.com>
6900 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
6903 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
6905 * intl.c (fake_ngettext): New function.
6906 * intl.h (fake_ngettext): Declare.
6907 (ngettext): Define macro.
6908 * collect2.c (notice_translated): New function.
6909 (main): Use notice_translated and ngettext.
6910 * collect2.h (notice_translated): Declare.
6912 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
6914 * reorg.c (delete_computation): Comment fixes.
6915 * caller-save.c (setup_save_areas): Idem.
6916 * sel-sched-dump.c (dump_lv_set): Idem.
6919 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6921 * config/s390/s390.c (s390_sched_init): New function.
6922 (TARGET_SCHED_INIT): Target hook defined.
6924 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
6925 Jack Howarth <howarth@bromo.med.uc.edu>
6926 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6929 Partial revert of unintended change in fix for PR41605.
6930 * config/darwin.h: Fix typo.
6931 * config/darwin9.h: Same.
6933 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6935 * c-pch.c (pch_init): Clear v.
6937 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6940 * graphite-scop-detection.c (graphite_can_represent_scev): Call
6941 graphite_can_represent_init for MULT_EXPR.
6943 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6947 * graphite-sese-to-poly.c (remove_phi): New.
6948 (translate_scalar_reduction_to_array): Call remove_phi.
6950 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6953 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
6954 * graphite-clast-to-gimple.h (gloog): Update declaration.
6955 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
6956 * graphite-poly.h (struct poly_bb): Add missing comments.
6957 (struct scop): Add poly_scop_p field.
6959 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
6960 * graphite.c (graphite_transform_loops): Build the polyhedral
6961 representation for each scop before code generation.
6962 * sese.c (rename_variables_in_operand): Removed.
6963 (rename_variables_in_expr): Return the renamed expression.
6964 (rename_sese_parameters): New.
6965 * sese.h (rename_sese_parameters): Declared.
6967 2010-02-11 Richard Guenther <rguenther@suse.de>
6969 PR tree-optimization/42998
6970 * tree-ssa-pre.c (create_expression_by_pieces): Treat
6971 POINTER_PLUS_EXPR properly.
6973 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6974 Changpeng Fang <changpeng.fang@amd.com>
6977 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
6978 the cost of an IV candidate when the IV is used in a test against zero.
6980 * gcc.dg/tree-ssa/ivopts-3.c: New.
6982 2010-02-11 Richard Guenther <rguenther@suse.de>
6985 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
6986 pointer-vs-decl case by swapping refs. Handle some cases
6987 of pointer-vs-decl disambiguations more conservatively.
6988 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
6989 to false after expanding.
6991 2010-02-11 Richard Guenther <rguenther@suse.de>
6994 * gcc.c (process_command): Handle LTO file@offset case more
6997 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6999 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
7000 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
7002 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
7004 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
7005 if MEM's mode size isn't DWARF2_ADDR_SIZE.
7006 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
7007 Optimize eq/ne comparisons when both arguments are known to be
7009 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
7010 Don't mask operands unnecessarily if they are known to be already
7013 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
7015 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
7018 2010-02-10 Richard Guenther <rguenther@suse.de>
7020 PR tree-optimization/43017
7021 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
7022 for wrapping signed arithmetic.
7024 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7027 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
7028 if no debug info should be emitted for it.
7030 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
7032 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
7033 note when flag_exceptions is set.
7035 2010-02-10 Duncan Sands <baldrick@free.fr>
7037 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
7039 2010-02-10 Richard Guenther <rguenther@suse.de>
7042 * tree.c (get_unwidened): Handle constants.
7043 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
7045 2010-02-10 Martin Jambor <mjambor@suse.cz>
7048 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
7049 check for variable argument counts independently.
7051 2010-02-10 Christian Bruel <christian.bruel@st.com>
7054 * config/sh/sh.c (find_barrier): Increase length for non delayed
7055 conditional branches.
7057 2010-02-10 Christian Bruel <christian.bruel@st.com>
7059 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
7061 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7063 * builtins.c (set_builtin_user_assembler_name): Also handle
7064 ffs if int is smaller than word.
7066 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
7069 * ira-conflicts.c (get_dup): Remove.
7070 (process_reg_shuffles): Add new parameter. Use it as an
7071 additional guard for copy generation.
7072 (add_insn_allocno_copies): Rewrite.
7074 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
7076 * common.opt (fsched2-use-traces): Preserved for backward
7078 * doc/invoke.texi: Remove the documentation about option
7079 -fsched2-use-traces.
7080 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
7081 flag_sched2_use_traces.
7082 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
7083 the backward compatibility flag section.
7085 2010-02-09 Richard Guenther <rguenther@suse.de>
7087 PR tree-optimization/43008
7088 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
7089 make HEAP variables initialized from global memory if they
7090 are not known builtin functions.
7091 (find_func_aliases): Adjust.
7093 2010-02-09 Richard Guenther <rguenther@suse.de>
7095 PR tree-optimization/43000
7096 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
7097 arithmetic manually.
7099 2010-02-08 Jakub Jelinek <jakub@redhat.com>
7101 PR tree-optimization/42931
7102 * tree-loop-linear.c (try_interchange_loops): Don't call
7103 double_int_mul if estimated_loop_iterations failed.
7105 2010-02-08 Martin Jambor <mjambor@suse.cz>
7108 * tree-sra.c (build_accesses_from_assign): Do not mark in
7109 should_scalarize_away_bitmap if stmt has volatile ops.
7110 (sra_modify_assign): Do not process assigns piecemeal if if stmt
7113 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
7115 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
7117 2010-02-07 Adam Nemet <adambnmet@gmail.com>
7119 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
7122 2010-02-07 Andrew Pinski <pinskia@gmail.com>
7125 * df-core.c (df_finish_pass): Change type of saved_flags to int.
7127 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7130 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
7131 to unknown_dependence.
7132 (graphite_legal_transform_dr): Handle the unknown_dependence.
7133 (graphite_carried_dependence_level_k): Same.
7135 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7137 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
7139 2010-02-07 Richard Guenther <rguenther@suse.de>
7142 * expr.c (get_inner_reference): Always initialize *pbitsize.
7144 2010-02-07 Richard Guenther <rguenther@suse.de>
7147 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
7148 new ARRAY_REFs on variable size element or minimal index arrays.
7150 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
7151 gimple_fold_indirect_ref.
7153 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
7156 * arm.c (arm_override_options): Just return if the user has specified
7157 an invalid fpu name.
7159 2010-02-03 Jason Merrill <jason@redhat.com>
7162 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
7163 i386_pe_maybe_record_exported_symbol.
7165 2010-02-05 Steve Ellcey <sje@cup.hp.com>
7168 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7169 (pa_delegitimize_address): New function.
7171 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
7173 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
7174 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
7176 2010-02-05 Richard Guenther <rguenther@suse.de>
7179 * lto-streamer-in.c (get_resolution): Deal with references
7180 to undefined functions.
7182 2010-02-05 Richard Guenther <rguenther@suse.de>
7184 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
7185 (fold_const_aggregate_ref): Likewise.
7186 (ccp_fold_stmt): Substitute loads.
7187 (maybe_fold_reference): Verify types before substituting.
7189 (fold_gimple_assign): Unshare properly.
7190 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
7192 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
7194 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
7195 for rs6000_gen_cell_microcode.
7197 2010-02-04 Richard Guenther <rguenther@suse.de>
7199 PR rtl-optimization/42952
7200 * dse.c (const_or_frame_p): Remove MEM handling.
7202 2010-02-04 Nick Clifton <nickc@redhat.com>
7204 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
7205 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
7206 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
7207 (mn10300_asm_output_mi_thunk): New function.
7208 (mn10300_can_output_mu_thunk): New function.
7209 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
7210 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
7211 (FUNCTION_ARG): Delete incorrect comment.
7213 2010-02-03 Jason Merrill <jason@redhat.com>
7216 * fold-const.c (operand_equal_p): Handle erroneous types.
7218 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
7220 * config/h8300/h8300.md (can_delay): Fix attibute condition.
7222 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
7224 PR rtl-optimization/42941
7225 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
7228 2010-02-03 Jason Merrill <jason@redhat.com>
7231 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
7233 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
7236 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
7237 (cselib_reset_table): Renamed from...
7238 (cselib_reset_table_with_next_value): ... this.
7239 (cselib_get_next_uid): Renamed from...
7240 (cselib_get_next_unknown_value): ... this.
7241 * cselib.c (next_uid): Renamed from...
7242 (next_unknown_value): ... this.
7243 (cselib_clear_table): Adjust.
7244 (cselib_reset_table): Adjust. Renamed from...
7245 (cselib_reset_table_with_next_value): ... this.
7246 (cselib_get_next_uid): Adjust. Renamed from...
7247 (cselib_get_next_unknown_value): ... this.
7248 (get_value_hash): Use hash.
7249 (cselib_hash_rtx): Likewise.
7250 (new_cselib_val): Adjust. Set and dump uid.
7251 (cselib_lookup_mem): Pass next_uid as hash.
7252 (cselib_subst_to_values): Likewise.
7253 (cselib_log_lookup): Dump uid.
7254 (cselib_lookup): Pass next_uid as hash. Adjust.
7255 (cselib_process_insn): Adjust.
7256 (cselib_init): Initialize next_uid.
7257 (cselib_finish): Adjust.
7258 (dump_cselib_table): Likewise.
7259 * dse.c (canon_address): Dump value uid.
7260 * print-rtl.c (print_rtx): Print value uid.
7261 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
7263 (dv_uid): New function, sort of renamed from...
7264 (dv_htab_hash): ... this, reimplemented in terms of it and...
7265 (dv_uid2hash): ... this. New.
7266 (variable_htab_eq): Drop excess assertions.
7267 (tie_break_pointers): Removed.
7268 (canon_value_cmp): Compare uids.
7269 (variable_post_merge_New_vals): Print uids.
7270 (vt_add_function_parameters): Adjust.
7271 (vt_initialize): Reset table. Adjust.
7273 2010-02-03 Richard Guenther <rguenther@suse.de>
7275 PR tree-optimization/42944
7276 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
7277 (call_may_clobber_ref_p_1): Likewise. Properly handle
7278 malloc and calloc clobbering errno.
7280 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
7282 * doc/invoke.texi: Fix name of sched1 dump.
7284 * opts.c (decode_options): Set flag_tree_switch_conversion
7285 only conditionally on optimize >= 2.
7287 * gcse.c: Assorted comment fixes in pass description.
7289 2010-02-03 Anthony Green <green@moxielogic.com>
7291 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
7292 nop padding in order to maintain alignment of storage location of
7293 target function address.
7294 (moxie_trampoline_init): Store target function address at newly
7296 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
7298 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
7300 2010-02-03 Richard Guenther <rguenther@suse.de>
7303 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
7305 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7307 * config.gcc: Reenable check for obsolete targets.
7308 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
7309 mips-sgi-irix6.[0-4]*.
7311 2010-02-02 Nick Clifton <nickc@redhat.com>
7313 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
7314 constant size of 4 as being the same as 0.
7315 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
7316 can take values in the range 0..4.
7318 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
7321 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
7322 as _darwin10_Unwind_FindEnclosingFunction().
7323 * libgcc-libsystem.ver: New.
7325 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
7328 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
7329 implicitly set registers.
7331 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
7333 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
7334 (arm_override_options): Allow automatic selection of the thread
7335 pointer register if thumb2.
7336 (legitimize_pic_address): Improve code sequences for Thumb2.
7337 (arm_call_tls_get_addr): Likewise.
7338 (legitimize_tls_address): Likewise.
7339 * arm.md (pic_load_addr_arm): Delete. Replace with ...
7340 (pic_load_addr_32bit): ... this. New named pattern.
7341 * thumb2.md (pic_load_addr_thumb2): Delete.
7342 (pic_load_dot_plus_four): Delete.
7343 (tls_load_dot_plus_four): New named pattern.
7345 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7348 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
7349 Document fix for TLS bug.
7351 2010-01-31 Richard Guenther <rguenther@suse.de>
7353 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
7354 conservatively correct.
7356 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7360 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7362 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7364 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7366 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
7368 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
7370 * config.gcc: Adjust order of makefile fragments for mingw targets.
7372 2010-01-31 Richard Guenther <rguenther@suse.de>
7375 * gimplify.c (gimplify_init_constructor): For volatile LHS
7376 initialize a temporary.
7378 2010-01-31 Matthias Klose <doko@ubuntu.com>
7380 * configure.ac: Fix __stack_chk_fail check for cross builds configured
7382 * configure: Regenerate.
7384 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
7386 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7387 the same alias set and their sizes different constantness.
7388 (aliasing_component_refs_p): Revert 2009-10-24 change.
7390 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7392 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
7395 2010-01-29 Richard Guenther <rguenther@suse.de>
7397 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
7398 Assert we successfully updated the call.
7400 2010-01-29 Jakub Jelinek <jakub@redhat.com>
7402 PR rtl-optimization/42889
7403 * df.h (df_set_bb_dirty_nonlr): New prototype.
7404 * df-core.c (df_set_bb_dirty_nonlr): New function.
7405 * df-scan.c (df_insn_rescan): Call it instead of
7406 df_set_bb_dirty for DEBUG_INSNs.
7408 2010-01-29 Richard Guenther <rguenther@suse.de>
7411 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
7412 quadratic behavior in most cases.
7414 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
7417 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
7418 in the call to gen_x86_movsicc_0_m1.
7420 2010-01-28 Richard Guenther <rguenther@suse.de>
7422 PR tree-optimization/42871
7423 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
7425 2010-01-28 Richard Guenther <rguenther@suse.de>
7427 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
7428 into call arguments.
7430 2010-01-28 Richard Guenther <rguenther@suse.de>
7433 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
7434 the forwarder if the destination is an EH landing pad.
7436 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
7438 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
7439 block list passed to gimple_duplicate_sese_tail.
7440 (parallelize_loops): Avoid parallelization when the function
7442 Avoid parallelization when the preheader is IRREDUCIBLE.
7443 Try to optimize when estimated_loop_iterations_int is unresolved.
7444 Add the loop's location to the dump file.
7445 * tree-cfg.c (add_phi_args_after_redirect): Remove.
7446 (gimple_duplicate_sese_tail): Remove the check for the latch.
7447 Redirect nexits to the exit block.
7448 Remove handling of the incoming edges to the latch.
7449 Redirect the backedge from the copied latch to the exit bb.
7451 2010-01-28 Michael Matz <matz@suse.de>
7454 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
7455 Wrap force_reg into a sequence, emit it before user.
7457 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
7459 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
7461 (arm_legacy_rev): Likewise.
7462 (thumb_legacy_rev): Likewise.
7464 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7466 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
7467 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
7468 on MEM's address failed, try avoid_constant_pool_reference and
7469 recurse if it returned something different.
7470 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
7471 address, try avoid_constant_pool_reference and recurse if it
7472 returned something different.
7473 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
7474 address and avoid_constant_pool_reference returned something
7475 different, don't set have_address.
7477 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
7480 * var-tracking.c (val_store): Add modified argument, obey it.
7482 (count_uses): Move down logging of main.
7483 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
7484 don't need resolution.
7485 (emit_notes_in_bb): Likewise.
7487 2010-01-27 Richard Guenther <rguenther@suse.de>
7490 * tree-inline.c (remap_decl): Delay remapping of SSA name
7491 default definitions until we need them.
7493 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7495 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7496 (rs6000_delegitimize_address): New function.
7498 * config/s390/s390.c (s390_delegitimize_address): Call
7499 delegitimize_mem_from_attrs.
7502 * tree-inline.c (cannot_copy_type_1): Removed.
7503 (copy_forbidden): Don't forbid copying of functions containing
7504 records/unions with variable length fields.
7506 2010-01-27 Christian Bruel <christian.bruel@st.com>
7510 * config/sh/sh.c (find_barrier): Increase length for non delayed
7511 conditional branches.
7513 2010-01-27 Matthias Klose <doko@ubuntu.com>
7515 * configure.ac (gnu-unique-object): Fix ldd version check.
7516 * configure: Regenerate.
7518 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7520 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
7522 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
7523 Test for HAVE_GNU_AS value.
7525 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7527 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
7528 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
7529 INT64_TYPE): Define.
7530 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
7531 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7532 INT_LEAST64_TYPE): Define.
7533 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
7534 UINT_LEAST64_TYPE): Define.
7535 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
7536 INT_FAST64_TYPE): Define.
7537 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7538 UINT_FAST64_TYPE): Define.
7539 (INTMAX_TYPE, UINTMAX_TYPE): Define.
7540 (INTPTR_TYPE, UINTPTR_TYPE): Define.
7541 (SIG_ATOMIC_TYPE): Define.
7543 2010-01-26 Richard Guenther <rguenther@suse.de>
7545 * df-scan.c (df_scan_set_bb_info): Remove assert.
7546 (df_insn_rescan_debug_internal): Merge asserts.
7547 (df_install_ref): Likewise.
7548 (df_mark_reg): Use bitmap_set_range.
7549 (df_hard_reg_used_p): Remove assert.
7550 (df_hard_reg_used_count): Likewise.
7552 2010-01-26 Richard Guenther <rguenther@suse.de>
7554 PR rtl-optimization/42685
7555 * web.c (web_main): Ignore DEBUG_INSNs.
7557 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
7559 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
7561 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
7562 Fix types of fndecl and arglist parameters.
7564 2010-01-26 Richard Guenther <rguenther@suse.de>
7567 * tree-eh.c (unsplit_eh): Skip debug insns.
7569 2010-01-26 Richard Guenther <rguenther@suse.de>
7571 PR tree-optimization/42250
7572 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
7574 2010-01-26 Jakub Jelinek <jakub@redhat.com>
7577 * omp-low.c (expand_omp_sections): Only use single_pred if
7578 l2_bb is single_pred_p.
7580 2010-01-25 Christian Bruel <christian.bruel@st.com>
7583 * config/sh/sh.c (find_barrier): Increase length for non delayed
7584 conditional branches.
7585 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
7587 2010-01-24 David S. Miller <davem@davemloft.net>
7589 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
7590 define if not using GAS.
7591 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7592 Likewise. Delete SECTION_MERGE code, which is only applicable
7595 2010-01-24 Mark Mitchell <mark@codesourcery.com>
7598 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
7599 mangling of va_list in system headers.
7601 2010-01-23 Toon Moene <toon@moene.org>
7603 * tree-predcom.c (combine_chains): Return NULL, not false.
7605 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
7607 * tree-loop-distribution.c (distribute_loop): Fix declaration and
7608 initialization of variable res to agree with return type.
7610 2010-01-22 Steve Ellcey <sje@cup.hp.com>
7612 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
7613 * tree-sra.c: Add include of expr.h.
7615 2010-01-22 Jakub Jelinek <jakub@redhat.com>
7617 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
7618 insert the debug stmt on the single non-EH edge from the stmt.
7620 2010-01-22 Richard Henderson <rth@redhat.com>
7623 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
7624 the RHS until after generate_subtree_copies has insertted its
7625 code before the current statement.
7627 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
7629 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
7631 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
7633 2010-01-21 Martin Jambor <mjambor@suse.cz>
7635 PR tree-optimization/42585
7636 * tree-sra.c (struct access): New field grp_total_scalarization.
7637 (dump_access): Dump the new field.
7638 (should_scalarize_away_bitmap): New variable.
7639 (cannot_scalarize_away_bitmap): Likewise.
7640 (sra_initialize): Allocate new bitmaps.
7641 (sra_deinitialize): Free new bitmaps.
7642 (create_access_1): New function.
7643 (create_access): Parts moved to create_access_1.
7644 (type_consists_of_records_p): New function.
7645 (completely_scalarize_record): Likewise.
7646 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
7647 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
7648 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
7650 (analyze_all_variable_accesses): Completely scalarize small eligible
7653 2010-01-21 Martin Jambor <mjambor@suse.cz>
7655 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
7657 2010-01-21 Andrew Haley <aph@redhat.com>
7659 * gcc.c (process_command): Move lang_specific_driver before
7660 setting cc_libexec_prefix.
7662 2010-01-21 Richard Guenther <rguenther@suse.de>
7665 * fold-const.c (negate_expr_p): Pretend only negative
7666 real constants are easily negatable.
7668 2010-01-20 Janis Johnson <janis187@us.ibm.com>
7669 Jason Merrill <jason@redhat.com>
7671 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
7672 (TYPE_TRANSPARENT_AGGR): this, for union and record.
7673 * calls.c (initialize argument_information): Handle it.
7674 * c-common.c (handle_transparent_union_attribute): Use new name.
7675 * c-decl.c (finish_struct): Ditto.
7676 * c-typeck.c (type_lists_compatible_p): Ditto.
7677 (convert_for_assignment): Use new name and also handle record.
7678 * function.c (aggregate_value_p): Handle it.
7679 (pass_by_reference): Ditto.
7680 (assign_parm_data_types): Ditto.
7681 * print-tree.c (print_node): Ditto.
7682 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
7683 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
7684 * tree.c (first_field): New fn.
7686 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
7689 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
7690 even when linking statically, for now.
7692 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7695 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
7696 without a cselib val.
7697 (count_uses): Accept MO_VAL_SET with no val on stores.
7698 (add_stores): Likewise.
7700 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7702 * var-tracking.c (check_value_val): Add a compile time assertion.
7703 (dv_is_decl_p): Simplify.
7704 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
7705 gcc_assert if ENABLE_CHECKING.
7707 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7710 * var-tracking.c: Include tree-flow.h.
7711 (mem_dies_at_call): New.
7712 (dataflow_set_preserve_mem_locs): Use it.
7713 (dataflow_set_remove_mem_locs): Likewise.
7714 (dump_var): Renamed from dump_variable. Adjust all callers.
7715 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
7716 * Makefile.in (var-tracking.o): Adjust deps.
7718 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
7720 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
7722 2010-01-20 Richard Guenther <rguenther@suse.de>
7724 PR tree-optimization/42717
7725 * tree-ssa-dce.c (get_live_post_dom): Remove.
7726 (forward_edge_to_pdom): Take an arbitrary edge to copy
7727 degenerate PHI args from.
7728 (remove_dead_stmt): Use the first post-dominator even if it
7729 does not contain live statements as redirection destination.
7731 2010-01-20 Richard Guenther <rguenther@suse.de>
7733 * tree-inline.c (estimate_num_insns): Handle EH builtins.
7735 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7737 * sel-sched.c (create_speculation_check): Remove set but not used
7739 (try_transformation_cache): Remove set but not used variable ds.
7740 (calculate_privileged_insns): Remove set but not used variables
7741 cur_insn and min_spec_insn.
7742 (find_best_expr): Remove set but not used variable avail_n.
7743 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
7745 * cgraphunit.c (assemble_thunk): Remove set but not used variable
7747 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
7748 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
7751 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
7754 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
7755 cpu types. Add support for *-sse3 cpu types.
7756 (x86_64-*-*): Ditto.
7758 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7761 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
7762 argument, call initializer_constant_valid_p_1 instead of
7763 initializer_constant_valid_p, pass CACHE to it, return NULL
7764 immediately if first call returns NULL.
7765 (initializer_constant_valid_p_1): New function.
7766 (initializer_constant_valid_p): Use it.
7768 2010-01-20 Thomas Quinot <quinot@adacore.com>
7770 * tree.def (PLACEHOLDER_EXPR): Fix comment.
7772 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7774 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
7775 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
7776 (loc_list_from_tree): Don't handle unsigned division. Handle
7777 signed modulo using DW_OP_{over,over,div,mul,minus}.
7778 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
7779 modulo instead of signed.
7781 2010-01-20 DJ Delorie <dj@redhat.com>
7783 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
7785 (h8300_emit_stack_adjustment): Propogate it.
7787 (h8300_expand_prologue): Likewise.
7788 (h8300_expand_epilogue): Likewise.
7790 2010-01-19 Michael Matz <matz@suse.de>
7792 PR tree-optimization/41783
7793 * tree-data-ref.c (toplevel): Include flags.h.
7794 (dump_data_dependence_relation): Also dump the inputs if the
7795 result will be unknown.
7796 (split_constant_offset_1): Look through some conversions.
7797 * tree-predcom.c (determine_roots_comp): Restart a new chain if
7798 the offset from last element is too large.
7799 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
7800 (reassociate_to_the_same_stmt): Handle vector registers.
7801 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
7803 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
7804 wide_prolog_niters argument, emit widening instructions.
7805 (vect_do_peeling_for_alignment): Adjust caller, use widened
7806 variant of the iteration cound.
7807 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
7809 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7812 * config/arm/neon-testgen.m (emit_automatics): New parameter
7813 features. Adjust for Fixed_return_reg feature.
7814 (test_intrinsic): Call emit_automatics with new feature.
7815 * config/arm/neon.ml: Update copyright years.
7816 (features): New Fixed_return_reg feature.
7817 (ops): Update feature for Vget_low.
7819 2010-01-19 Jakub Jelinek <jakub@redhat.com>
7821 PR tree-optimization/42719
7822 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
7826 * fwprop.c (all_uses_available_at): Return false if def_set dest
7827 is a REG that is used in def_insn.
7829 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
7831 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
7833 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
7836 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
7838 * target.h (struct gcc_target) <secondary_reload>: Change type
7839 of last argument to secondary_reload_info *.
7841 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
7844 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
7845 memory references with unaligned offsets. Remove CQImode handling.
7846 (unaligned_memory_operand): Return 1 for memory references with
7847 unaligned offsets. Remove CQImode handling.
7849 2010-01-18 Richard Guenther <rguenther@suse.de>
7852 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
7855 2010-01-18 Richard Guenther <rguenther@suse.de>
7857 PR tree-optimization/42781
7858 * tree-ssa-structalias.c (find_what_var_points_to): Skip
7859 restrict processing only if the original variable was artificial.
7861 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
7863 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
7864 find number of popped argument bytes.
7866 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
7867 Fix the text that describes the return value for invalid insns.
7869 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
7871 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
7872 Clarify what 'cost of the -dependence' is. Fix quoting.
7874 * toplev.c (default_get_pch_validity): Rename argument to "sz".
7875 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
7877 2010-01-17 Jakub Jelinek <jakub@redhat.com>
7879 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
7880 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
7882 2010-01-17 Richard Guenther <rguenther@suse.de>
7885 * function.c (split_complex_args): Take a VEC to modify.
7886 (assign_parms_augmented_arg_list): Build a VEC instead of
7887 a chain of PARM_DECLs.
7888 (assign_parms_unsplit_complex): Take a VEC of arguments.
7889 Do not fixup unmodified parms.
7890 (assign_parms): Deal with the VEC.
7891 (gimplify_parameters): Likewise.
7893 2010-01-17 Richard Guenther <rguenther@suse.de>
7895 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
7896 node existence check.
7897 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
7898 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
7899 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
7900 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
7901 (gimple_execute_on_growing_pred): Likewise.
7903 2010-01-17 Richard Guenther <rguenther@suse.de>
7905 PR tree-optimization/42773
7906 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
7907 (compute_antic_aux): Likewise.
7908 (compute_partial_antic_aux): Likewise.
7910 2010-01-17 Jie Zhang <jie.zhang@analog.com>
7913 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
7916 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
7918 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
7921 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
7922 Fix markup for strict argument.
7924 (TARGET_SCHED_REORDER2): Fix argument types.
7926 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
7927 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
7929 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
7930 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
7932 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
7935 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
7936 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
7937 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
7938 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
7939 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
7941 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
7943 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
7945 (TARGET_ASM_RELOC_RW_MASK): Add return type.
7946 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
7948 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
7950 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
7953 (TARGET_ASM_NAMED_SECTION): Fix argument list.
7955 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
7956 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
7958 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
7960 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
7962 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
7963 referring to it. Fix language.
7965 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
7967 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
7969 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
7971 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
7973 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
7974 '@var{stream}. Remove stray 'and'.
7976 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
7978 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
7980 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
7982 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
7983 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
7985 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
7986 Fix description of return value.
7987 Rename argument "sz" to "len."
7989 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
7990 Clarify meaning of 'true' return value.
7992 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
7994 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
7995 rep_mode versus mode_rep.
7997 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
7999 (TARGET_BUILTIN_DECL): Fix name.
8001 (TARGET_COMMUTATIVE_P): Fix type of first argument.
8003 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
8005 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
8007 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
8009 (TARGET_RELAXED_ORDERING): Use @deftypevr.
8011 (TARGET_GET_DRAP_RTX): Note that this is a hook.
8014 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
8015 Rename argument tm_fn to md_fn.
8017 (TARGET_OPTION_PRINT): Fix argument list.
8019 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
8022 * config/i386/i386.c (ix86_fixup_binary_operands):
8023 Revert FMA4 fixup of operands.
8025 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8028 * Makefile.in (write_entries_to_file, install-plugin):
8029 Use \012 instead of \n with tr.
8031 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
8033 * configure.ac (HAVE_AS_REF): New C macro.
8034 * configure: Regenerate.
8035 * config.in: Likewise.
8036 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
8038 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
8041 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
8043 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
8045 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
8047 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
8049 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
8051 (TARGET_IN_SMALL_DATA_P): Fix argument type.
8053 (TARGET_BINDS_LOCAL_P): Fix argument type.
8055 (TARGET_ASM_FILE_END): Use prototype.
8057 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
8059 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
8061 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
8063 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
8065 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
8066 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
8068 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
8069 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
8071 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
8072 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
8073 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
8074 (TARGET_ADDR_SPACE_CONVERT): Likewise.
8076 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
8078 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
8080 (TARGET_INIT_BUILTINS): Use prototype.
8082 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
8083 Put 'const char *' in braces. Fix parameter types.
8084 (TARGET_INVALID_CONVERSION): Fix parameter types.
8085 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
8086 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
8088 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
8091 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
8093 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
8095 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
8097 * doc/tm.texi (TARGET_HELP): Fix return type.
8099 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
8100 in braces. Fix argument types.
8102 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
8104 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
8106 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
8108 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
8109 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
8111 (TARGET_MANGLE_TYPE): Fix argument types.
8113 (TARGET_IRA_COVER_CLASSES): Use prototype.
8115 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
8117 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
8119 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
8121 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
8123 (TARGET_CALLEE_COPIES): Fix argument types.
8125 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
8127 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
8129 (TARGET_FUNCTION_VALUE): Fix argument types.
8131 (TARGET_RETURN_IN_MSB): Fix argument type.
8133 (TARGET_RETURN_IN_MEMORY): Fix argument types.
8135 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
8137 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
8139 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
8140 agree with return type.
8142 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
8144 2010-01-15 Jing Yu <jingyu@google.com>
8146 PR rtl-optimization/42691
8147 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
8148 a pseudo to a constant and are merged, and adjust comments.
8150 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
8152 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
8154 2010-01-15 Richard Guenther <rguenther@suse.de>
8157 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
8158 labels of computed or non-local gotos to the destination.
8159 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
8160 landing pad label is the first label.
8162 2010-01-15 Richard Guenther <rguenther@suse.de>
8164 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
8166 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8169 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
8170 to allow generation of the xssqrtdp instruction on power7.
8171 (sqrtdf2_fpr): Ditto.
8173 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8176 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
8177 functions with noreturn attribute.
8180 * varasm.c (declare_weak): Add weak attribute to decl if it
8181 doesn't have one already.
8182 (assemble_external): Only add decls to weak_decls if they also
8183 have weak attribute.
8185 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
8187 * var-tracking.c (var_reg_delete): Don't delete the association
8188 between REGs and values or one-part variables if the register
8191 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8194 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
8195 because its first operand is a non-localized variable.
8197 2010-01-14 Martin Jambor <mjambor@suse.cz>
8199 PR tree-optimization/42706
8200 * tree-sra.c (encountered_recursive_call): New variable.
8201 (encountered_unchangable_recursive_call): Likewise.
8202 (sra_initialize): Initialize both new variables.
8203 (callsite_has_enough_arguments_p): New function.
8204 (scan_function): Call decl and flags check only for IPA-SRA, check
8205 whether there is a recursive call and whether it has enough arguments.
8206 (all_callers_have_enough_arguments_p): New function.
8207 (convert_callers): Look for recursive calls only when
8208 encountered_recursive_call is set.
8209 (ipa_early_sra): Bail out either if
8210 !all_callers_have_enough_arguments_p or
8211 encountered_unchangable_recursive_call.
8213 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8215 * sel-sched.c: Add 2010 to copyright years.
8216 * sel-sched-ir.c: Likewise.
8217 * sel-sched-ir.h: Likewise.
8219 2010-01-14 Martin Jambor <mjambor@suse.cz>
8221 PR tree-optimization/42714
8222 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
8223 constructors specially.
8225 2010-01-14 Andi Kleen <ak@linux.intel.com>
8227 * config/i386/drivers-i386.c (detect_caches_intel):
8228 Add l2sizekb parameter and fill in.
8229 (host_detect_local_cpu): Add l2sizekb, fill in.
8230 Add Atom small cache heuristic.
8232 2010-01-14 Andi Kleen <ak@linux.intel.com>
8234 * config/i386/drivers-i386.c (detect_caches_cpuid4):
8235 Add level3 parameter and fill in.
8236 (detect_caches_intel): Handle level3 cache.
8238 2010-01-14 Andi Kleen <ak@linux.intel.com>
8240 * config/i386/drivers-i386.c (host_detect_local_cpu):
8241 Fix core duo detection.
8243 2010-01-14 Andi Kleen <ak@linux.intel.com>
8245 * config/i386/drivers-i386.c (host_detect_local_cpu):
8248 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8250 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
8251 (rs6000_variable_issue_1): this. Use...
8252 (rs6000_variable_issue): here. Reimplement. Print debug info.
8254 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8256 * sel-sched-ir.c (sel_restore_other_notes): Rename to
8257 sel_restore_notes. Update all callers. Call reemit_notes
8260 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8262 PR rtl-optimization/42246
8263 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
8266 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8268 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
8269 all successors is the same as number of successors in current region.
8271 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8273 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
8274 to rename is not separable. Otherwise check that its LHS is not NULL.
8276 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8278 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
8280 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8282 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
8283 available registers when failed to discover LHS register class.
8284 Fix indentation. Update comment.
8286 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8287 Alexander Monakov <amonakov@ispras.ru>
8289 PR rtl-optimization/42389
8290 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
8292 (advance_state_on_fence): Likewise.
8293 (sel_target_adjust_priority): Print debug output only when
8294 sched_verbose >= 4, not 2.
8295 (get_expr_cost): Do not issue all unique insns on the next cycle.
8296 (fill_insns): Initialize can_issue_more from the value saved
8298 * sel-sched-ir.c (flist_add): New parameter issue_more.
8299 Init FENCE_ISSUE_MORE with it.
8300 (merge_fences): Likewise.
8301 (init_fences): Update call to flist_add.
8302 (add_to_fences, add_clean_fence_to_fences)
8303 (add_dirty_fence_to_fences): Likewise.
8304 (move_fence_to_fences): Update call to merge_fences.
8305 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
8307 * sel-sched-ir.h (struct _fence): New field issue_more.
8308 (FENCE_ISSUE_MORE): New accessor macro.
8310 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8312 PR rtl-optimization/42388
8313 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
8314 that have no predecessors nor successors. Do not call move_bb_info
8315 for empty blocks outside of current region.
8317 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8319 PR rtl-optimization/42294
8320 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
8321 * sel-sched.c (move_exprs_to_boundary): Transitively add all
8322 originators' originators.
8324 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8326 PR rtl-optimization/39453
8327 PR rtl-optimization/42246
8328 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
8330 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
8332 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8333 Alexander Monakov <amonakov@ispras.ru>
8336 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
8337 (maybe_tidy_empty_bb): ... here. Make static. Add new
8338 argument. Update all callers.
8339 (tidy_control_flow): ... and here. Recompute topological order
8340 of basic blocks in region if necessary.
8341 (sel_redirect_edge_and_branch): Change return type. Return true
8342 if topological order might have been invalidated.
8343 (purge_empty_blocks): Export and move from...
8344 * sel-sched.c (purge_empty_blocks): ... here.
8345 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
8346 (maybe_tidy_empty_bb): Delete prototype.
8347 (purge_empty_blocks): Declare.
8349 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8351 PR rtl-optimization/42249
8352 * sel-sched.c (try_replace_dest_reg): When chosen register
8353 and original register is the same, do not bail out early, but
8354 still check all original insns for validity of replacing destination
8355 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
8358 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8361 Port from no-undefined-overflow branch:
8362 2009-03-09 Richard Guenther <rguenther@suse.de>
8364 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
8366 2010-01-14 Richard Guenther <rguenther@suse.de>
8369 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
8371 2010-01-14 Ira Rosen <irar@il.ibm.com>
8373 PR tree-optimization/42709
8374 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
8375 as scalar type in creation of constant vector operand.
8377 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8380 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
8381 (check-parallel-%): Match `testsuite' directory component only
8384 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
8386 PR translation/39521
8387 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
8390 2010-01-13 Richard Guenther <rguenther@suse.de>
8392 PR tree-optimization/42730
8393 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
8396 2010-01-13 Steve Ellcey <sje@cup.hp.com>
8399 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
8400 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
8403 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
8405 * config/bfin/libgcc-bfin.ver: Regenerate based on current
8406 libgcc-std.ver. Add entries for ___smulsi3_highpart and
8407 ___umulsi3_highpart.
8409 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
8410 rather than schedule_insns if the pass is enabled.
8412 2010-01-13 Martin Jambor <mjambor@suse.cz>
8414 PR tree-optimization/42704
8415 * tree-sra.c (sra_modify_assign): Do not delete assignments to
8418 2010-01-13 Martin Jambor <mjambor@suse.cz>
8420 PR tree-optimization/42703
8421 * tree-sra.c (analyze_access_subtree): Check that we can build a
8422 reference to the original data within the aggregate.
8424 2010-01-13 Richard Guenther <rguenther@suse.de>
8426 PR tree-optimization/42705
8427 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
8429 2010-01-13 Richard Guenther <rguenther@suse.de>
8432 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
8434 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8437 * var-tracking.c (values_to_unmark): New variable.
8438 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8439 values_to_unmark vector. Moved body to...
8440 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8441 instead queue it into values_to_unmark vector.
8442 (vt_find_locations): Free values_to_unmark vector.
8444 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
8446 * config/s390/s390.c (override_options): Set
8447 default of max-pending-list-length to 256
8449 2010-01-13 Richard Guenther <rguenther@suse.de>
8452 * tree-pass.h (PROP_gimple_lcx): New.
8453 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
8454 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
8455 before the final cleanup_eh.
8456 (dump_properties): Dump PROP_gimple_lcx.
8457 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
8458 (tree_lower_complex_O0): Remove.
8459 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
8460 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
8461 tree_lower_complex, schedule TODO_update_ssa.
8462 * lto-streamer-out.c (output_function): Stream the functions
8464 * lto-streamer-in.c (input_function): Likewise.
8465 (lto_read_body): Do not override them here.
8467 2010-01-12 Joseph Myers <joseph@codesourcery.com>
8470 * c-typeck.c (build_c_cast): Fold value cast to union type before
8471 wrapping it in a CONSTRUCTOR.
8473 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8475 PR rtl-optimization/42699
8476 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
8479 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8481 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8482 SUBTARGET_WARN_UNUSED_SPEC): Move ...
8483 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8484 SUBTARGET_WARN_UNUSED_SPEC): ... here
8485 * config/mips/iris5.h (LIBGCC_SPEC): Define.
8487 2010-01-12 Julian Brown <julian@codesourcery.com>
8489 * config/arm/neon-schedgen.ml (Utils): Don't try to
8490 open missing module.
8491 (find_with_result): New.
8493 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8496 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
8497 sharing when canonicalizing ({lt,ge}u (plus a b) b).
8499 PR tree-optimization/42645
8500 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
8501 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
8502 decl_map, set processing_debug_stmt to -1 and return name without
8505 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
8507 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
8508 binutils version, and reword target configuration description.
8510 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8512 * config/avr/avr.h (LINKER_NAME): Remove.
8514 2010-01-11 Janis Johnson <janis187@us.ibm.com>
8517 * config/rs6000/rs6000.c (rs6000_override_options): On targets
8518 that support VSX, warn for -mno-altivec if vsx is not disabled,
8521 2010-01-11 Joseph Myers <joseph@codesourcery.com>
8522 Shujing Zhao <pearly.zhao@oracle.com>
8524 PR translation/42469
8525 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
8526 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
8527 character between option name and help text.
8528 * c.opt (imultilib): Likewise.
8530 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
8532 * lto-streamer-out.c (output_unreferenced_globals): Output static
8535 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
8537 PR rtl-optimization/42621
8538 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
8539 optimizing for size.
8540 (duplicate_computed_gotos): Remove now-redundant check.
8542 2010-01-10 Steve Ellcey <sje@cup.hp.com>
8545 * configure.ac: Save and restore LDFLAGS and LIBS
8546 * configure: Regenerate.
8548 2010-01-10 Richard Guenther <rguenther@suse.de>
8551 * builtins.c (fold_builtin_strlen): Add type argument and
8552 convert the resulting length to it.
8553 (fold_builtin_1): Adjust.
8555 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8557 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
8558 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
8560 (num_insns_constant_wide): Adjust for that change.
8562 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8565 * web.c (union_defs): Add used argument, to combine uses of
8567 (entry_register): Adjust type and tests of used argument.
8568 (web_main): Widen used for new use. Pass it to union_defs.
8569 * df.h (union_defs): Adjust prototype.
8571 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8574 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
8575 uses in new incoming argument. Free body.
8576 (reset_debug_uses_in_loop): New.
8577 (analyze_insn_to_expand_var): Call the latter if the former found
8578 anything. Fix whitespace. Reject invalid dest overlaps before
8579 going through all insns in the loop.
8581 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8584 * haifa-sched.c (dying_use_p): Debug insns don't count.
8586 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8589 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
8590 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
8591 (verify_gimple_call): Reject LHS in noreturn calls.
8593 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8597 * tree-vect-loop-manip.c (adjust_info): New type.
8598 (adjust_vec): New pointer to vector.
8599 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
8600 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
8601 (slpeel_update_phis_for_duplicate_loop): Use them.
8602 (slpeel_update_phi_nodes_for_guard1): Likewise.
8603 (slpeel_update_phi_nodes_for_guard2): Likewise.
8604 (slpeel_tree_peel_loop_to_edge): Likewise.
8605 (vect_update_ivs_after_vectorizer): Likewise.
8607 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8609 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
8610 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8612 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8614 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
8615 bogus uninitialized warning.
8617 2010-01-09 Richard Guenther <rguenther@suse.de>
8620 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
8621 the evolution is compatible with the initial condition.
8623 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8625 * gcc.c (process_command): Update copyright notice dates.
8626 * gcov.c (print_version): Likewise.
8627 * gcov-dump.c (print_version): Likewise.
8628 * mips-tfile.c (main): Likewise.
8629 * mips-tdump.c (main): Likewise.
8631 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8634 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
8636 (rotlhi3_8): Delete.
8638 (rotlsi3_8): Delete.
8639 (rotlsi3_16): Delete.
8640 (rotlsi3_24): Delete.
8642 (*rotw<mode>3): New.
8643 (*rotb<mode>3): New.
8644 * config/avr/avr.c (avr_rotate_bytes): New function.
8645 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
8647 2010-01-08 Steve Ellcey <sje@cup.hp.com>
8650 * configure.ac: Modify -rdynamic check.
8651 * configure: Regenerate.
8653 2010-01-08 DJ Delorie <dj@redhat.com>
8655 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
8656 register popping order.
8658 2010-01-08 Richard Guenther <rguenther@suse.de>
8661 * c.opt (fsigned-char): Also let LTO handle this option.
8662 (funsigned-char): Likewise.
8664 2010-01-07 Richard Guenther <rguenther@suse.de>
8666 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
8667 (gimple_op): Likewise.
8668 (gimple_op_ptr): Likewise.
8669 (gimple_assign_set_lhs): Remove gcc_assert.
8670 (gimple_assign_set_rhs1): Likewise.
8671 (gimple_assign_set_rhs2): Likewise.
8672 (gimple_call_set_lhs): Likewise.
8673 (gimple_call_set_fn): Likewise.
8674 (gimple_call_set_fndecl): Likewise.
8675 (gimple_call_fndecl): Likewise.
8676 (gimple_call_return_type): Likewise.
8677 (gimple_call_set_chain): Likewise.
8678 (gimple_call_num_args): Likewise.
8679 (gimple_call_set_arg): Likewise.
8680 (gimple_cond_set_code): Likewise.
8681 (gimple_cond_set_lhs): Likewise.
8682 (gimple_cond_set_rhs): Likewise.
8683 (gimple_cond_set_true_label): Likewise.
8684 (gimple_cond_set_false_label): Likewise.
8685 (gimple_label_set_label): Likewise.
8686 (gimple_goto_set_dest): Likewise.
8687 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
8688 (gimple_debug_bind_get_value): Likewise.
8689 (gimple_debug_bind_get_value_ptr): Likewise.
8690 (gimple_debug_bind_set_var): Likewise.
8691 (gimple_debug_bind_set_value): Likewise.
8692 (gimple_debug_bind_reset_value): Likewise.
8693 (gimple_debug_bind_has_value_p): Likewise.
8694 (gimple_return_retval_ptr): Remove gcc_assert.
8695 (gimple_return_retval): Likewise.
8696 (gimple_return_set_retval): Likewise.
8697 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
8698 (safe_referenced_var_iterator): Remove.
8699 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
8700 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
8701 (fill_referenced_var_vec): Remove.
8702 (first_readonly_imm_use): Remove redundant gcc_assert.
8703 (phi_arg_index_from_use): Combine gcc_asserts.
8704 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
8705 (first_imm_use_stmt): Remove redundant gcc_assert.
8706 * tree-cfg.c (verify_gimple_call): Verify function and chain
8707 operands. Verify arguments.
8708 (verify_types_in_gimple_stmt): Verify condition code and labels.
8710 2010-01-07 Richard Guenther <rguenther@suse.de>
8712 PR tree-optimization/42641
8713 * sese.c (rename_map_elt_info): Use the SSA name version, do
8716 2010-01-07 Jakub Jelinek <jakub@redhat.com>
8718 PR tree-optimization/42625
8719 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
8720 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
8722 2010-01-07 Duncan Sands <baldrick@free.fr>
8724 * Makefile.in (PLUGIN_HEADERS): Add version.h.
8726 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
8729 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
8730 note itself is not function_invariant_p.
8732 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
8734 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
8735 Do not add the DF_NOTE problem.
8736 * store-motion.c (execute_rtl_store_motion): Likewise.
8738 2010-01-07 Martin Jambor <mjambor@suse.cz>
8740 PR tree-optimization/42157
8741 * tree-sra.c (compare_access_positions): Stabilize sort if both
8742 accesses have integer types, return zero immediately if they are the
8745 2010-01-06 Richard Henderson <rth@redhat.com>
8748 * haifa-sched.c (add_to_note_list): Merge into ...
8749 (concat_note_lists): ... here, and ...
8750 (unlink_other_notes, rm_other_notes): Merge into...
8751 (remove_notes): ... here. Create REG_SAVE_NOTEs for
8752 NOTE_INSN_EPILOGUE_BEG.
8754 2010-01-06 Richard Guenther <rguenther@suse.de>
8756 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
8757 not inline regular functions into always-inline functions.
8759 2010-01-06 Nick Clifton <nickc@redhat.com>
8761 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
8762 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
8764 (OVERRIDE_OPTIONS): Delete.
8765 (OPTIMIZATION_OPTIONS): Define.
8766 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
8767 * config/rx/rx.c (rx_handle_option): Issue an error message if
8768 -mcpu=rx200 and -fpu are used together.
8769 (rx_set_optimization_options): New function. Issue an error
8770 message if an optimization attribute attempts to reset the FPU/
8771 math optimization pairing.
8772 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
8773 * config/rx/rx.opt: Set the default to 32-bit doubles.
8774 * config/rx/t-rx: Add multilibs for -nofpu option.
8775 * doc/invoke.texi: Update documentation of RX options.
8777 2010-01-06 Richard Guenther <rguenther@suse.de>
8779 * tree-ssa-pre.c (name_to_id): New global.
8780 (alloc_expression_id): Simplify SSA name handling.
8781 (lookup_expression_id): Likewise.
8782 (init_pre): Zero name_to_id.
8783 (fini_pre): Free it.
8785 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
8787 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
8789 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
8792 * config/i386/sse.md (smaxv2di3): New.
8793 (umaxv2di3): Likewise.
8794 (sminv2di3): Likewise.
8795 (uminv2di3): Likewise.
8797 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
8800 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
8801 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
8802 (legitimize_tls_address): Likewise.
8803 (sparc_tls_referenced_p): Likewise.
8804 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
8805 and adjust calls to legitimize_pic_address.
8806 (legitimate_constant_p) Use sparc_tls_referenced_p.
8807 (legitimate_pic_operand_p): Likewise.
8808 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
8809 (sparc_tls_symbol_ref_1): Delete.
8810 (sparc_tls_referenced_p): Make static, recognize specific patterns.
8811 (legitimize_tls_address): Make static, handle CONST patterns.
8812 (legitimize_pic_address): Make static, remove unused parameter and
8813 adjust recursive calls.
8814 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
8815 and adjust call to legitimize_pic_address.
8816 (sparc_output_mi_thunk): Likewise.
8818 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
8819 H.J. Lu <hongjiu.lu@intel.com>
8822 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
8823 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
8824 operands to make them signed.
8827 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8830 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8831 GTU to GT for V4SI and V2DI.
8833 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8834 (umin<mode>3): Removed.
8836 (uminv4si3): Likewise.
8838 2010-01-05 Martin Jambor <mjambor@suse.cz>
8840 PR tree-optimization/42462
8841 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
8842 current_function_decl to helper functions and macros.
8844 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8847 * flags.h: Don't include real.h.
8848 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
8849 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
8850 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
8851 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
8852 * dominance.c: Update copyright.
8853 * gimple.c (walk_gimple_op): Remove inline.
8854 * tree-ssa-reassoc.c: Include real.h.
8855 * Makefile.in (FLAGS_H): Remove $(REAL_H).
8856 (tree-ssa-reassoc.o): Depend on $(REAL_H).
8858 2010-01-05 Nick Clifton <nickc@redhat.com>
8860 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
8861 register to push into the stack frame when the accumulator has to
8862 be saved during interrupts.
8864 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
8866 * doc/invoke.texi: Remove the documentation about option
8868 * common.opt (Wunreachable-code): Preserved for backward
8870 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
8871 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
8872 the backward compatibility flag section.
8874 2010-01-05 Richard Guenther <rguenther@suse.de>
8876 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
8878 2010-01-05 Jakub Jelinek <jakub@redhat.com>
8881 * cfgexpand.c (expand_one_var): Diagnose too large variables.
8883 PR tree-optimization/42508
8884 * tree-sra.c (convert_callers): Check for recursive call
8885 by comparing cgraph nodes instead of decls.
8886 (modify_function): Call ipa_modify_formal_parameters also
8887 on all same_body aliases.
8889 * cgraphunit.c (cgraph_materialize_all_clones): Compare
8890 cgraph nodes when checking for same_body aliases.
8892 2010-01-05 Richard Guenther <rguenther@suse.de>
8894 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
8895 allocation and lookup.
8896 (get_or_alloc_expr_for_constant): Likewise.
8897 (phi_translate): Sink allocation.
8899 2010-01-04 Richard Guenther <rguenther@suse.de>
8901 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
8902 a new entry only if needed.
8903 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
8904 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
8906 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
8908 (phi_translate): Handle CONSTANTs early.
8910 2010-01-04 Martin Jambor <mjambor@suse.cz>
8912 PR tree-optimization/42398
8913 * tree-sra.c (struct access): Removed flag grp_different_types.
8914 (dump_access): Do not dump the removed flag.
8915 (sort_and_splice_var_accesses): Do not set the removed flag.
8916 (sra_modify_expr): Check for type compatibility directly.
8918 2010-01-04 Martin Jambor <mjambor@suse.cz>
8920 PR tree-optimization/42366
8921 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
8922 edges with variable number of parameters.
8923 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
8924 flag instead of asserting it.
8925 (ipa_read_node_info): Read uses_analysis_done flag.
8927 2010-01-04 Richard Guenther <rguenther@suse.de>
8929 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
8930 iterative_hash_* as intended.
8931 (vn_reference_compute_hash): Likewise. Simplify hashing
8933 (vn_reference_lookup_2): Likewise.
8934 (vn_nary_op_compute_hash): Likewise.
8935 (vn_phi_compute_hash): Likewise.
8936 (expressions_equal_p): Remove strange code.
8937 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
8938 (pre_expr_hash): Likewise. Simplify hashing SSA names.
8939 (bitmap_insert_into_set_1): Take value-id as parameter.
8940 (add_to_value): Pass it.
8941 (bitmap_insert_into_set): Likewise.
8942 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
8944 2010-01-04 Jakub Jelinek <jakub@redhat.com>
8947 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
8948 (do_self_spec): For switches with SWITCH_IGNORE set set also
8949 SWITCH_IGNORE_PERMANENTLY.
8950 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
8953 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
8955 * lto-streamer-out.c (output_unreferenced_globals): Output the full
8956 tree of an unreferenced global var.
8958 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8961 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8962 GTU to GT for V4SI and V2DI.
8964 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8965 (umin<mode>3): Removed.
8967 (uminv4si3): Likewise.
8969 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8972 * collect2.c (main): Turn on trace in collect2 if -v is passed
8975 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
8977 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
8978 description of expression operand.
8980 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
8982 * configure.ac: Add install-html to target_list for Make-hooks.
8983 * configure: Regenerate.
8984 * fortran/Make-lang.in (F95_HTMLFILES): New.
8985 (fortran.html): Use it.
8986 (fortran.install-html): New.
8987 * Makefile.in (install-html): Add lang.install-html.
8988 * java/Make-lang.in (JAVA_HTMLFILES): New.
8989 (java.html): Use it.
8990 (java.install-html): New.
8991 * objc/Make-lang.in (objc.install-html): New.
8992 * objcp/Make-lang.in (obj-c++.install-html): New.
8993 * cp/Make-lang.in (c++.install-html): New.
8994 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
8995 * lto/Make-lang.in (lto.install-html): New.
8997 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9000 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
9002 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
9004 PR rtl-optimization/41862
9005 * store-motion.c (store_killed_in_insn, compute_store_table,
9006 remove_reachable_equiv_notes, replace_store_insn,
9007 build_store_vectors): Ignore all DEBUG_INSNs.
9009 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9012 * common.opt: Add dumpdir.
9014 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
9016 (option_map): Add --dumpdir.
9018 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
9020 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
9022 * opts.c (decode_options): Try dump_dir_name first if
9023 dump_base_name isn't an absolute path.
9024 (common_handle_option): Handle OPT_dumpdir.
9026 * toplev.c (dump_dir_name): New.
9027 (print_switch_values): Also ignore -dumpdir.
9029 * toplev.h (dump_dir_name): New.
9031 2010-01-03 Richard Guenther <rguenther@suse.de>
9033 PR tree-optimization/42589
9034 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
9035 double-word expansion of bswap32.
9037 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
9039 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
9040 with BLOCK_FOR_INSN.
9041 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
9042 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
9043 noce_process_if_block): Likewise.
9044 * gcse.c (compute_local_properties, insert_expr_in_table,
9045 insert_set_in_table, canon_list_insert, find_avail_set,
9046 pre_insert_copy_insn): Likewise.
9048 * basic-block.h (BLOCK_NUM): Move from here...
9049 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
9051 2010-01-03 Richard Guenther <rguenther@suse.de>
9053 PR tree-optimization/42438
9054 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
9055 contains_may_not_return_call flag.
9056 (BB_MAY_NOTRETURN): New.
9057 (valid_in_sets): Trapping nary operations are not valid
9058 in blocks that may not return.
9059 (insert_into_preds_of_block): Remove check for trapping expressions.
9060 (compute_avail): Compute also BB_MAY_NOTRETURN.
9062 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
9064 * doc/invoke.texi: Add 2010 to copyright years.
9066 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
9068 * config/sparc/sparc.c: Fix formatting nits.
9070 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
9071 Alexander Monakov <amonakov@ispras.ru>
9073 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
9075 2010-01-02 Richard Guenther <rguenther@suse.de>
9078 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
9079 (simplify_switch_using_ranges): Mark to be removed edges
9082 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9084 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
9086 * collect2.c (scan_libraries): Add missing argument in call to
9089 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
9092 * config/alpha/predicates.md (aligned_memory_operand): Return false
9094 (unaligned_memory_operand): Return true for CQImode.
9095 * config/alpha/alpha.c (get_aligned_mem): Assert that location
9096 doesn not cross aligned SImode word boundary.
9098 2010-01-02 Anatoly Sokolov <aesok@post.ru>
9100 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
9102 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
9103 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
9105 2010-01-02 Richard Guenther <rguenther@suse.de>
9108 * toplev.c (compile_file): Emit LTO marker properly. Change
9110 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
9112 2010-01-01 Richard Guenther <rguenther@suse.de>
9115 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
9117 2010-01-01 Richard Guenther <rguenther@suse.de>
9120 * c-decl.c (grokdeclarator): For zero-size arrays force
9121 structural equality checks as layout_type does.
9123 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9125 * builtins.c: Update copyright to 2010.
9127 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9130 * lto-streamer-out.c (produce_asm): Revert the last change.
9131 (copy_function): Likewise.
9133 * lto-streamer.c (lto_get_section_name): Skip any leading
9136 2010-01-01 Richard Guenther <rguenther@suse.de>
9139 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
9143 Copyright (C) 2010 Free Software Foundation, Inc.
9145 Copying and distribution of this file, with or without modification,
9146 are permitted in any medium without royalty provided the copyright
9147 notice and this notice are preserved.