1 2010-05-10 Jan Hubicka <jh@suse.cz>
3 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
4 * cgraphbuild.c: Include except.h
5 (record_type_list, record_eh_tables): New function.
6 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
8 2010-05-10 Jan Hubicka <jh@suse.cz>
10 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
11 __frame_dummy_init_array_entry, force_to_data): Attribute as used
14 2010-05-10 Michael Matz <matz@suse.de>
16 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
17 (can_reassociate_p): Use FLOAT_TYPE_P.
18 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
19 (vect_force_simple_reduction): ... this.
20 * tree-parloops.c (gather_scalar_reductions): Use
21 vect_force_simple_reduction.
22 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
23 vect_is_simple_reduction, add modify argument, if true rewrite
25 (vect_is_simple_reduction, vect_force_simple_reduction): New
27 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
29 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
30 Vladimir Makarov <vmakarov@redhat.com>
32 PR rtl-optimization/44012
33 * ira-build.c (remove_unnecessary_allocnos): Nullify
34 regno_allocno_map of the removed allocno.
36 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
38 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
40 * configure: Regenerate.
42 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
44 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
46 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
47 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
49 * configure: Regenerate.
51 2010-05-10 Richard Guenther <rguenther@suse.de>
53 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
54 marked if the entry identifier is marked.
56 2010-05-10 Richard Guenther <rguenther@suse.de>
58 * c-common.c (struct c_common_attributes): Add fnspec attribute.
59 (handle_fnspec_attribute): New function.
60 * gimple.h (gimple_call_return_flags): Declare.
61 (gimple_call_arg_flags): Likewise.
62 * gimple.c (gimple_call_arg_flags): New function.
63 (gimple_call_return_flags): Likewise.
64 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
66 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
68 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
69 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
71 (make_heapvar_for): ... this new function.
72 (handle_rhs_call): Handle fnspec attribute argument specifiers.
73 (handle_lhs_call): Likewise.
74 (find_func_aliases): Adjust.
76 2010-05-10 Richard Guenther <rguenther@suse.de>
78 PR tree-optimization/44050
79 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
81 2010-05-10 Wei Guozhi <carrot@google.com>
84 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
86 2010-05-09 Joseph Myers <joseph@codesourcery.com>
89 * c-typeck.c (lookup_field): Take a type directly. Update
91 (build_component_ref): Update call to lookup_field.
92 (set_init_label): Use lookup_field to find initialized field.
93 Handle returned list of fields like a sequence of designators.
95 2010-05-09 Richard Guenther <rguenther@suse.de>
98 * fold-const.c (tree_single_nonzero_warnv_p): Properly
99 handle &FUNCTION_DECL.
101 2010-05-09 Joseph Myers <joseph@codesourcery.com>
104 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
105 structures and unions recursively.
106 (detect_field_duplicates): Move duplicate detection with a hash to
107 detect_field_duplicates_hash. Always use a hash if anonymous
108 structures or unions are present.
109 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
112 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
115 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
116 detect Atom, Core 2 and Core i7.
118 2010-05-09 Richard Guenther <rguenther@suse.de>
120 * gcc.c (store_arg): Handle temporary file deletion for
123 2010-05-09 Richard Guenther <rguenther@suse.de>
126 * ipa-inline.c (estimate_function_body_sizes): Return after
127 disregarding inline limits.
129 2010-05-09 Richard Guenther <rguenther@suse.de>
131 * gcc.c (store_arg): Revert last change.
133 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
136 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
137 (optimize_ops_list): Call it.
139 2010-05-08 Richard Guenther <rguenther@suse.de>
141 PR tree-optimization/44030
142 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
143 NECESSARY flag if we propagate from a inserted expression.
145 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
147 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
148 domain types as equal if they are both PLACEHOLDER_EXPRs.
150 2010-05-08 Richard Guenther <rguenther@suse.de>
152 * lto-wrapper.c (run_gcc): Remove linker output from
153 command line for LTRANS invocation.
155 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
157 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
158 lto-macho as lto_binary_reader.
159 * target.h (struct gcc_target): New hooks lto_start and lto_end.
160 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
161 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
162 in lto_start and lto_end calls.
163 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
165 (scan_prog_file): Update is_elf_or_coff call.
166 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
168 * collect2.c (main): Fix enum comparison.
170 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
172 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
173 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
174 and TARGET_ASM_LTO_END.
175 * darwin.c: Include obstack.h and lto-streamer.h.
176 (lto_section_names_offset, lto_section_names_obstack,
177 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
179 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
180 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
182 (darwin_asm_lto_end): New function. Restore asm_out_file.
183 (darwin_asm_named_section): For LTO sections, replace the name with
184 the offset of the section name in a string table, and build this
186 (darwin_file_start): Initialize global vars for LTO support.
187 (darwin_file_end): If output to asm_out_file was redirected, append it
188 to the proper asm_out_file here. Add the section names section.
190 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
192 * c-pragma.c (pending_weak_d, pending_weak): New.
193 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
194 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
195 handle_pragma_weak): Update the uses of pending_weaks.
197 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
199 PR documentation/44016
200 * doc/standards.texi (Standards): Link to unversioned
201 cxx0x_status.html page.
203 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
206 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
207 in addition to TREE_USED, to avoid "set but unused" warnings.
209 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
211 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
212 (is_loop_prefetching_profitable): Do not insert prefetches
213 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
214 times the prefetch ahead distance.
216 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
218 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
219 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
220 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
223 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
225 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
226 a diagnostic info when the insn-to-mem ratio is too small.
228 2010-05-07 Richard Guenther <rguenther@suse.de>
230 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
232 (store_arg): Queue temp_filename for deletion instead of
235 2010-05-07 Richard Guenther <rguenther@suse.de>
237 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
238 (run_gcc): Handle LTRANS phase invocation.
239 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
241 2010-05-07 Jakub Jelinek <jakub@redhat.com>
243 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
244 this is also meaningful on PARM_DECLs and RESULT_DECLs.
246 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
248 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
250 2010-05-07 Richard Guenther <rguenther@suse.de>
252 PR tree-optimization/44020
253 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
254 code when PRE is not yet initialized.
256 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
258 * config/mips/dbxmdebug.h: Remove.
259 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
261 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
263 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
264 with null pointer and also warn about ordered comparison of zero with
267 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
269 * graphite-blocking.c
270 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
271 * graphite-clast-to-gimple.c
272 (clast_to_gcc_expression): Same.
273 (precision_for_value): Same.
274 (precision_for_interval): Same.
275 (gcc_type_for_interval): Same.
276 (graphite_create_new_guard): Same.
277 (compute_bounds_for_level): Same.
278 (graphite_create_new_loop_guard): Same.
279 * graphite-interchange.c
280 (build_linearized_memory_access): Same.
281 (pdr_stride_in_loop): Same.
282 (memory_strides_in_loop_1): Same.
283 (memory_strides_in_loop): Same.
284 (extend_scattering): Same.
285 (psct_scattering_dim_for_loop_depth): Same.
286 (pbb_number_of_iterations): Same.
288 (debug_iteration_domains): Same.
290 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
291 (ppl_set_inhomogeneous_gmp): Same.
292 (ppl_strip_loop): Same.
293 (ppl_lexico_compare_linear_expressions): Same.
294 (ppl_read_polyhedron_matrix): Same.
295 (ppl_max_for_le_pointset): Same.
297 (ppl_read_polyhedron_matrix): Same.
298 (tree_int_to_gmp): Same.
299 (gmp_cst_to_tree): Same.
300 (ppl_set_inhomogeneous): Same.
301 (ppl_set_inhomogeneous_tree): Same.
302 (ppl_set_coef): Same.
303 (ppl_set_coef_tree): Same.
304 * graphite-sese-to-poly.c
305 (build_pbb_scattering_polyhedrons): Same.
306 (build_scop_scattering): Same.
307 (scan_tree_for_params_right_scev): Same.
308 (scan_tree_for_params): Same.
309 (find_params_in_bb): Same.
310 (find_scop_parameters): Same.
311 (add_upper_bounds_from_estimated_nit): Same.
312 (build_loop_iteration_domains): Same.
313 (add_condition_to_domain): Same.
314 (pdr_add_memory_accesses): Same.
316 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
318 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
319 CLooG's value_* macros to their respective mpz_* counterparts.
320 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
321 (graphite_create_new_loop_guard): Same.
322 * graphite-interchange.c (build_linearized_memory_access): Same.
323 (pdr_stride_in_loop): Same.
324 (memory_strides_in_loop_1): Same.
325 (1st_interchange_profitable_p): Same.
326 * graphite-poly.c (extend_scattering): Same.
327 (psct_scattering_dim_for_loop_depth): Same.
328 (pbb_number_of_iterations): Same.
329 (pbb_number_of_iterations_at_time): Same.
330 * graphite-poly.h (new_1st_loop): Same.
331 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
332 (oppose_constraint): Same.
333 (insert_constraint_into_matrix): Same.
334 (ppl_set_inhomogeneous_gmp): Same.
335 (ppl_set_coef_gmp): Same.
336 (ppl_strip_loop): Same.
337 (ppl_lexico_compare_linear_expressions): Same.
338 (ppl_max_for_le_pointset): Same.
339 (ppl_min_for_le_pointset): Same.
340 (ppl_build_realtion): Same.
341 * graphite-ppl.h (gmp_cst_to_tree): Same.
342 (ppl_set_inhomogeneous): Same.
343 (ppl_set_inhomogeneous_tree): Same.
344 (ppl_set_coef): Same.
345 (ppl_set_coef_tree): Same.
346 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
347 (build_scop_scattering): Same.
348 (add_value_to_dim): Same.
349 (scan_tree_for_params_right_scev): Same.
350 (scan_tree_for_params_int): Same.
351 (scan_tree_for_params): Same.
352 (find_params_in_bb): Same.
353 (find_scop_parameters): Same.
354 (add_upper_bounds_from_estimated_nit): Same.
355 (build_loop_iteration_domains): Same.
356 (create_linear_expr_from_tree): Same.
357 (add_condition_to_domain): Same.
358 (pdr_add_memory_accesses): Same.
360 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
361 Jason Merrill <jason@redhat.com>
363 * c-common.c (c_common_reswords): Add nullptr.
364 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
365 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
366 (gen_type_die_with_usage): Likewise.
367 * dbxout.c (dbxout_type): Likewise.
368 * sdbout.c (plain_type_1): Likewise.
370 2010-05-06 Jason Merrill <jason@redhat.com>
372 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
373 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
375 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
377 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
378 stripping WITH_SIZE_EXPR.
379 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
382 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
384 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
385 list of obsolete configurations.
386 Disabled check for obsolete configurations.
387 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
388 Removed support for previous versions.
389 * config/mips/iris.h: Removed.
390 * config/mips/iris5.h: Removed.
391 * config/mips/iris6.h: Merged old iris.h contents.
392 (TARGET_IRIX): Removed.
393 (DRIVER_SELF_SPECS): Removed mabi=32.
394 (IDENT_ASM_OP): Removed undef.
395 (STARTFILE_SPEC): Removed mabi=32.
396 (ENDFILE_SPEC): Likewise.
397 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
398 (MACHINE_TYPE): Update for IRIX 6.5.
399 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
400 TARGET_IRIX by TARGET_IRIX6.
401 (mips_file_start): Likewise.
402 (mips_output_external): Remove IRIX 5/6 O32 support.
403 (mips_output_function_prologue): Likewise.
404 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
406 (TARGET_CPU_CPP_BUILTINS): Likewise.
407 (TARGET_IRIX): Removed.
408 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
409 (MULTILIB_DIRNAMES): Removed 32.
410 (MULTILIB_OSDIRNAMES): Removed ../lib.
411 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
412 (Specific, mips-sgi-irix5): Document removal.
413 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
414 Remove references to older IRIX 6 releases and the O32 ABI.
416 2010-05-06 Jakub Jelinek <jakub@redhat.com>
419 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
420 instead of DF_REF_REAL_REG.
422 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
425 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
426 handling to still return true for x64 targets.
428 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
430 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
432 2010-05-06 Jan Hubicka <jh@suse.cz>
434 PR tree-optimization/43791
435 * ipa-inline.c (update_caller_keys): Remove bogus
436 disregard_inline_limits check.
438 2010-05-06 Michael Matz <matz@suse.de>
440 PR tree-optimization/43984
441 * tree-ssa-pre.c (inserted_phi_names): Remove.
442 (inserted_exprs): Change to bitmap.
443 (create_expression_by_pieces): Set bits, don't append to vector.
444 (insert_into_preds_of_block): Don't handle inserted_phi_names.
445 (eliminate): Don't look at inserted_phi_names, remove deleted
446 insns from inserted_exprs.
447 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
448 (init_pre, fini_pre): Allocate and free bitmaps.
449 (execute_pre): Insert insns on edges before elimination.
451 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
453 * tree.c (initializer_zerop): Handle STRING_CST.
455 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
458 * doc/invoke.texi (Wimplicit): Document as C only.
459 * opts.c (common_handle_option): Add argument kind.
460 (handle_option): Rename as read_cmdline_option. Factor out code to...
461 (handle_option): ... here. New.
462 (handle_options): Rename as read_cmdline_options.
463 (decode_options): Update call.
464 (set_option): Use option index instead of option pointer. Classify
465 diagnostics correctly.
466 (enable_warning_as_error): Call handle_option.
467 * opts.h (set_option): Update declaration.
468 (handle_option): Declare.
469 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
470 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
471 * c-opts.c (set_Wimplicit): Delete.
472 (c_family_lang_mask): New static constant.
473 (c_common_handle_option): Add argument kind. Use handle_option
474 instead of set_Wimplicit.
475 (c_common_post_options): warn_implicit and warn_implicit_int
476 are disabled by default.
477 * c-common.c (warn_implicit): Do not define here.
478 * c-common.h (warn_implicit): Do not declare here.
479 (c_common_handle_option): Update declaration.
480 * lto-opts.c (lto_reissue_options): Update call to set_option.
482 2010-05-06 Richard Guenther <rguenther@suse.de>
484 PR tree-optimization/43571
485 * domwalk.c (walk_dominator_tree): Walk the dominator
486 sons in more optimal order.
488 2010-05-06 Richard Guenther <rguenther@suse.de>
490 PR tree-optimization/43934
491 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
492 (stmt_cost): Likewise.
493 (extract_true_false_args_from_phi): New helper.
494 (determine_max_movement): For PHI nodes verify we can hoist them
495 and compute their cost.
496 (determine_invariantness_stmt): Handle PHI nodes.
497 (move_computations_stmt): Likewise. Hoist PHI nodes in
498 if-converted form using COND_EXPRs.
499 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
500 (tree_ssa_lim): Likewise.
501 * tree-flow.h (tree_ssa_lim): Adjust prototype.
502 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
504 2010-05-06 Richard Guenther <rguenther@suse.de>
506 PR tree-optimization/43987
507 * tree-ssa-structalias.c (could_have_pointers): For possibly
508 address-taken variables force pointers to be recorded.
509 (create_variable_info_for_1): Likewise.
510 (push_fields_onto_fieldstack): Pass in wheter all fields
512 (find_func_aliases): Query types instead of vars whether
513 they contain pointers where appropriate.
515 2010-05-06 Jan Hubicka <jh@suse.cz>
517 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
518 (record_reference, mark_address, mark_load, mark_store): Record
520 (record_references_in_initializer): Update call of record_references.
521 (rebuild_cgraph_edges): Remove all references before rebuiding.
522 * cgraph.c (cgraph_create_node): Clear ref list.
523 (cgraph_remove_node): Remove references.
524 (dump_cgraph_node): Dump references.
525 (cgraph_clone_node): Clone references.
526 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
527 (struct cgraph_node, varpool_node): Add ref_lst.
528 * ipa-ref.c: New file.
529 * ipa-ref.h: New file.
530 * ipa-ref-inline.h: New file.
531 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
532 (referenced_from_other_partition_p): New function.
533 (lto_output_varpool_node): Take set arugment; call
534 referenced_from_other_partition.
535 (lto_output_ref): New.
536 (add_references): New.
538 (output_cgraph): Compute boundary based on references; output refs.
539 (output_varpool): Accept cgraph_node_set argument.
542 (input_cgraph): Call input_refs.
543 * lto-section-in.c (lto_section_name): Add refs.
544 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
545 (ipa-ref.o): New file.
546 * varpool.c (varpool_node): Clear ipa ref list.
547 (varpool_remove_node): Remove references.
548 (dump_varpool_node): Dump references.
549 (varpool_assemble_decl): Only compile finalized ones.
550 (varpool_extra_name_alias): Initialize ref list.
551 * lto-streamer.c (lto-get_section_name): Add .refs section.
552 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
553 (referenced_from_other_partition_p): Declared.
555 2010-05-06 Ira Rosen <irar@il.ibm.com>
557 PR tree-optimization/43901
558 * tree-vect-stmts.c (vectorizable_call): Assert that vector
559 type is not NULL if it's transformation phase, and return
560 FALSE if it's analysis.
561 (vectorizable_conversion, vectorizable_operation,
562 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
564 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
566 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
568 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
570 * config/mips/mips-protos.h
571 (mips_small_register_classes_for_mode_p): Delete prototype.
573 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
575 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
576 * config/arm/arm.c (multiple_operation_profitable_p,
577 compute_offset_order): New static functions.
578 (load_multiple_sequence, store_multiple_sequence): Use them.
579 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
580 memory offsets, not register numbers.
581 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
583 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
585 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
586 (get_pending_sizes, put_pending_size, put_pending_sizes):
587 Update the uses of pending_sizes.
588 * c-decl.c (store_parm_decls): Likewise.
589 * c-tree.h (struct c_arg_info): Likewise.
590 * tree.h: Update the prototype for get_pending_sizes and
593 2010-05-05 Jason Merrill <jason@redhat.com>
596 * c-common.c (handle_aligned_attribute): Respect
597 ATTR_FLAG_TYPE_IN_PLACE.
600 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
601 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
602 (TARGET_INITIALIZER): Use it.
603 * c-common.c (attribute_takes_identifier_p): Call it.
604 * c-common.h: Update prototype.
605 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
606 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
608 2010-05-05 Jakub Jelinek <jakub@redhat.com>
611 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
612 DW_ID_down_case for Fortran compilation units.
614 2010-05-05 Jan Hubicka <jh@suse.cz>
616 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
619 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
621 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
622 a variable-sized RESULT_DECL.
624 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
626 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
628 2010-05-05 Jason Merrill <jason@redhat.com>
631 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
633 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
635 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
636 Jakub Jelinek <jakub@redhat.com>
639 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
640 (dead_debug_init, dead_debug_finish): New functions.
641 (dead_debug_add, dead_debug_insert_before): Likewise.
642 (df_note_bb_compute): Initialize a dead_debug object, add dead
643 debug uses to it, insert debug bind insns before death insns,
644 reset debug insns that refer to pending uses at the end.
645 * rtl.h (make_debug_expr_from_rtl): New prototype.
646 * varasm.c (make_debug_expr_from_rtl): New function.
648 2010-05-05 Jan Hubicka <jh@suse.cz>
650 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
651 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
652 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
653 lto_varpool_encoder_deref, lto_varpool_encoder_size,
654 lto_varpool_encoder_encode_initializer_p,
655 lto_set_varpool_encoder_encode_initializer): New functions.
656 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
658 (input_varpool_node): Do not always set analyzed.
659 (input_cgraph_1): Return vector of cgraph nodes.
660 (input_varpool_1): Return vector of varpools.
661 (input_cgraph): Free the vectors.
662 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
663 output only initializers needed.
664 (lto_output): Only call output_cgraph.
665 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
666 * lto-section-out.c (lto_new_out_decl_state): Initialize
667 state->varpool_node_encoder.
668 * lto-streamer.h (lto_varpool_encoder_d): New.
669 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
670 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
671 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
672 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
673 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
675 (output_varpool, input_varpool): Remove declarations.
677 2010-05-05 Jan Hubicka <jh@suse.cz>
679 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
680 with body can prevail.
682 2010-05-05 Jan Hubicka <jh@suse.cz>
684 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
687 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
689 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
691 * gengtype.h (erro_at_line): Constify pos argument.
693 * gengtype.c: Include hashtab.h.
694 (enum gc_used): Document GC_MAYBE_POINTED_TO.
695 (error_at_line): Constify pos argument.
696 (do_typedef): Initialize p->opt field.
697 (get_file_gtfilename): Fix comment typo.
698 (struct walk_type_data): Constify line field.
699 (get_output_file_for_structure): New function.
700 (write_local_func_for_structure): Constify orig_s argument.
701 Use get_output_file_for_structure.
702 (write_func_for_structure): Use get_output_file_for_structure.
703 (INDENT): New define.
704 (dump_pair, dump_type, dump_type_list, dump_typekind)
705 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
706 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
708 (seen_types): New variable.
709 (main): New variable do_dump. Process "-d" command line option.
710 Call dump_everything if dump requested.
712 2010-05-05 Jakub Jelinek <jakub@redhat.com>
714 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
715 in a temporary instead of invoking the macro multiple times.
716 (track_expr_p): Likewise.
718 2010-05-04 Neil Vachharajani <nvachhar@google.com>
720 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
722 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
723 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
724 conditions for printing notes.
725 * common.opt (-Wcoverage-mismatch): Allow negative, default to
726 true, update documentation.
727 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
729 2010-05-04 Jakub Jelinek <jakub@redhat.com>
732 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
735 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
738 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
739 (*sse_prologue_save_insn1): Likewise.
740 (SSE prologue save splitter): Likewise.
742 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
744 * tree.c (free_lang_data_in_one_sizepos): New inline function.
745 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
746 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
747 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
748 all decls. Call it on DECL_FIELD_OFFSET of fields.
749 (find_decls_types_r): Follow DECL_VALUE_EXPR.
750 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
752 2010-05-04 Martin Jambor <mjambor@suse.cz>
754 * tree-sra.c (build_access_from_expr_1): The first parameter type
755 changed to simple tree.
756 (build_access_from_expr): Likewise, gsi parameter was eliminated.
757 (scan_assign_result): Renamed to assignment_mod_result, enum elements
759 (build_accesses_from_assign): Removed all parameters except for a
760 simple gimple statement. Now returns a simple bool.
761 (scan_function): All non-analysis parts moved to separate functions
762 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
763 parameters and updated both callers.
764 (sra_modify_expr): Removed parameter data.
765 (sra_modify_function_body): New function.
766 (perform_intra_sra): Call sra_modify_function_body to modify the
768 (replace_removed_params_ssa_names): Parameter data changed into
770 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
771 changed the parameter dont_convert to convert with the opposite
773 (sra_ipa_modify_assign): Parameter data changed into adjustments
774 vector, return value changed to bool.
775 (ipa_sra_modify_function_body): New function.
776 (sra_ipa_reset_debug_stmts): Updated a comment.
777 (modify_function): Use ipa_sra_modify_function_body to modify function
780 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
783 * alias.c (true_dependence): Handle the same VALUE in x and mem.
784 (canon_true_dependence): Likewise.
785 (write_dependence_p): Likewise.
787 2010-05-04 Jan Hubicka <jh@suse.cz>
789 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
790 * cgraphbuild.c: Include ipa-utils.h
791 (record_reference_ctx): New struct.
792 (record_reference): Simplify to work on initializers; not statements.
793 (mark_address, mark_load, mark_store): New.
794 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
796 (record_references_in_initializer): Update use of record_reference.
797 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
800 2010-05-04 Jan Hubicka <jh@suse.cz>
802 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
803 node will be removed anyway.
804 (lto_varpool_replace_node): Allow also unanalyzed nodes;
805 relink aliases of node into prevailing node.
806 * varpool.c (varpool_remove_node): Remove aliases properly;
807 when removing node, remove all its aliases too; remove DECL_INITIAL
808 of removed node; ggc_free the varpool node.
810 2010-05-04 Richard Guenther <rguenther@suse.de>
812 PR tree-optimization/43879
813 * tree-ssa-structalias.c (alias_get_name): Use
814 DECL_ASSEMBLER_NAME if available.
815 (create_function_info_for): Return the varinfo node.
816 (ipa_pta_execute): Associate same-body aliases and extra names
817 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
819 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
821 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
823 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
826 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
827 only if HONOR_REG_ALLOC_ORDER is not defined.
829 2010-05-04 Richard Guenther <rguenther@suse.de>
831 PR tree-optimization/43949
832 * tree-vrp.c (extract_range_from_binary_expr): Only handle
835 2010-04-26 Jason Merrill <jason@redhat.com>
837 * c.opt (-fstrict-enums): New.
838 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
840 2010-05-03 David Ung <davidu@mips.com>
841 James E. Wilson <wilson@codesourcery.com>
843 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
844 emit the trap instruction before the divide for TUNE_74K.
846 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
848 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
849 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
850 based on the above, for new target hook.
852 * hooks.c (hook_bool_mode_true): New generic hook.
853 * hooks.h (hook_bool_mode_true): Add prototype.
855 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
857 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
858 target hook, set to hook_bool_mode_false.
859 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
860 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
861 with targetm.small_register_classes_for_mode_p.
862 (find_reusable_reload): Likewise.
863 (combine_reloads): Likewise.
864 * reload1.c (reload_as_needed): Likewise.
865 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
866 * ifcvt.c (noce_process_if_block, check_cond_move_block,
867 dead_or_predicable): Likewise.
868 * regmove.c (optimize_reg_copy_1): Likewise.
869 * calls.c (prepare_call_address): Likewise.
870 (precompute_register_parameters): Likewise.
872 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
874 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
875 implementation of the hook that considers all register classes
876 small except for SH64.
877 (sh_override_options): Use the new hook.
878 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
881 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
883 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
884 implementation of the hook that considers all register classes
886 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
889 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
891 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
892 implementation of the hook that considers all register classes
894 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
897 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
899 * config/m32c/m32c.h: Likewise.
900 * config/pdp11/pdp11.h: Likewise.
901 * config/avr/avr.h: Likewise.
902 * config/xtensa/xtensa.h: Likewise.
903 * config/m68hc11/m68hc11.h: Likewise.
904 * config/mn10300/mn10300.h: Likewise.
905 * config/mcore/mcore.h: Likewise.
906 * config/h8300/h8300.h: Likewise.
907 * config/bfin/bfin.h: Likewise.
909 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
910 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
912 2010-05-03 Anatoly Sokolov <aesok@post.ru>
914 * double-int.h (tree_to_double_int): Remove macro.
915 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
916 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
917 (tree_to_double_int): New function.
918 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
920 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
922 2010-05-03 Richard Guenther <rguenther@suse.de>
924 PR tree-optimization/43971
925 * tree-ssa-structalias.c (get_constraint_for_1): Fix
926 constraints in the !flag_delete_null_pointer_checks case.
928 2010-05-03 Jakub Jelinek <jakub@redhat.com>
931 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
932 result mode matches original rtl mode.
934 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
937 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
939 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
941 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
942 when processing flag options.
944 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
946 * gcov-iov.c (main): Change format string placeholder
947 from %#08x to 0x%08x.
948 * genchecksum.c (dosum): Change format string placeholder
949 from %#02x to 0x%02x.
951 2010-05-02 Richard Guenther <rguenther@suse.de>
953 PR tree-optimization/43879
954 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
956 2010-05-02 Bruno Haible <bruno@clisp.org>
958 * doc/extend.texi (Function Attributes): Fix a typo.
960 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
963 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
964 placeholder from 0x%x to %#x.
965 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
966 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
967 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
968 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
969 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
970 * config/i386/i386.c (ix86_target_string): Ditto.
971 * config/i386/i386.c (output_pic_addr_const): Ditto.
972 (print_operand): Ditto.
974 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
976 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
977 placeholder from 0x%x to %#x.
978 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
979 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
980 (ASM_OUTPUT_DEBUG_DATA): Ditto.
981 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
982 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
983 * optc-gen.awk: Ditto.
984 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
985 (HOST_WIDE_INT_PRINT_HEX): Ditto.
986 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
987 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
989 2010-05-01 Anatoly Sokolov <aesok@post.ru>
991 * target.h (struct calls): Add function_value_regno_p field.
992 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
993 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
994 * targhooks.c (default_function_value_regno_p): New function.
995 * targhooks.h (default_function_value_regno_p): Declare function.
996 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
997 * builtins.c. (apply_result_size): (Ditto.).
998 * combine.c. (likely_spilled_retval_p): (Ditto.).
999 * mode-switching.c. Include 'target.h'.
1000 (create_pre_exit): Use function_value_regno_p hook.
1001 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
1002 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
1003 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
1005 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
1006 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
1007 (ix86_function_value_regno_p): Declare as static, change argument
1008 type to const unsigned int.
1009 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
1011 2010-05-01 Richard Guenther <rguenther@suse.de>
1013 PR tree-optimization/43949
1014 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
1016 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
1018 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1020 * rtl.h (CONST_DOUBLE_P): Define.
1021 (rtx_to_double_int): Declare.
1022 * emit-rtl.c (rtx_to_double_int): New function.
1023 * dwarf2out.c (insert_double): New function.
1024 (loc_descriptor, add_const_value_attribute): Clean up, use
1025 rtx_to_double_int and insert_double functions.
1027 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
1029 * doc/extend.texi (Inline): Add missing return keyword to examples.
1030 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
1033 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
1035 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
1036 the variable part of the offset as well. Use highest_pow2_factor for
1037 all alignment checks.
1039 2010-04-30 Richard Guenther <rguenther@suse.de>
1041 PR tree-optimization/43879
1042 * tree-ssa-structalias.c (type_could_have_pointers): Functions
1045 2010-04-30 Jan Hubicka <jh@suse.cz>
1047 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
1049 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
1051 2010-04-30 Jan Hubicka <jh@suse.cz>
1053 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
1055 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
1056 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
1057 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
1058 cgraph_node_set_needs_ltrans_p): Remove.
1060 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1062 * sdbout.c: Include vec.h, do not include varray.h.
1063 (deferred_global_decls, sdbout_global_decl,
1064 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
1065 * toplev.c: Do not include varray.h.
1066 (dump_memory_report): Do not dump VARRAY statistics.
1067 * gengtype.c (open_base_file): Ignore varray.h.
1068 * Makefile.in: Update for abovementioned changes.
1069 Remove all traces of varray.c and varray.h.
1070 * varray.c: Remove file.
1071 * varray.h: Remove file.
1073 2010-04-30 Jan Hubicka <jh@suse.cz>
1075 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
1078 2010-04-30 Jan Hubicka <jh@suse.cz>
1080 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
1083 2010-04-30 Richard Guenther <rguenther@suse.de>
1085 * tree-ssa-structalias.c (get_constraint_for_1): Generate
1086 constraints for CONSTRUCTOR.
1088 2010-04-30 Richard Guenther <rguenther@suse.de>
1091 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
1092 first after all lowering passes.
1094 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1096 * toplev.c: Include varray.h for statistics dumping.
1097 * tree.h: Do not declare varray_head_tag.
1098 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
1099 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
1100 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
1101 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
1102 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
1103 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
1104 c-common.c, c-common.h, reg-stack.c, basic-block.h,
1105 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
1107 * Makefile.in: Update for abovementioned changes.
1109 2010-04-30 Jakub Jelinek <jakub@redhat.com>
1112 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
1114 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1116 * config/picochip/picochip.c (picochip_legitimize_address): Define.
1117 Use this function to do machine-specific conversion.
1118 (picochip_legitimize_reload_address): Likewise.
1119 (picochip_legitimate_address_p): Check valid base register only if
1121 (picochip_check_conditional_copy): Check for modw only if opnd is
1123 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
1124 to call the function in c.
1125 * config/picochip/picochip-protos.h
1126 (picochip_legitimize_reload_address): Define.
1127 * config/picochip/picochip.md (supported_compare1): Define.
1129 2010-04-30 Jan Hubicka <jh@suse.cz>
1131 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
1132 (cgraph_global_info): Remove inlined.
1133 (LTO_cgraph_tag_names): Remove.
1134 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
1135 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
1136 simplify cgraph tags and document.
1137 (lto_output_node): Use only LTO_cgraph_unavail_node and
1138 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
1139 for_functions_valid, global info, process and output flags.
1140 (input_overwrite_node): Initialize estimated stack size and
1141 estimated growth. Do not read flags we no longer store.
1142 (input_node): Likewise do not read info no longer stored.
1143 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
1146 2010-04-30 Richard Guenther <rguenther@suse.de>
1148 PR tree-optimization/43879
1149 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1150 handle non-zero initializers.
1152 2010-04-30 Richard Guenther <rguenther@suse.de>
1154 * builtins.c (fold_builtin_1): Delete free (0).
1156 2010-04-29 Jan Hubicka <jh@suse.cz>
1158 * gengtype.c (open_base_files): Add lto-streamer.h
1159 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
1160 (pass_ipa_cp): GGC collect.
1161 * toplev. (compile_file): Do not output symbols.
1162 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
1163 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
1164 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
1165 * lto-section-in.c: Include ggc.h
1166 (lto_new_in_decl_state): Alloc in GGC.
1167 (lto_delete_in_decl_state): Likewise.
1168 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
1171 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1174 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
1175 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
1176 (HONOR_REG_ALLOC_ORDER): Describe new macro.
1177 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
1178 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
1179 account only if HONOR_REG_ALLOC_ORDER is not defined.
1180 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
1181 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
1183 2010-04-29 Jon Grant <04@jguk.org>
1185 * collect2.c (vflag): Change type from int to bool.
1187 (helpflag): New global bool.
1188 (main): Set vflag and debug with boolean, not integer truth values.
1189 Accept new "--help" option and output usage text if found.
1190 * collect2.h (vflag): Update prototype.
1193 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1196 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
1198 2010-04-29 Richard Guenther <rguenther@suse.de>
1201 * plugin.h (invoke_plugin_callbacks): Annotate arguments
1202 with ATTRIBUTE_UNUSED.
1204 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1207 * config/i386/i386.c (get_some_local_dynamic_name): Replace
1208 INSN_P with NONDEBUG_INSN_P.
1209 (distance_non_agu_define): Likewise.
1210 (distance_agu_use): Likewise.
1212 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1214 From Dominique d'Humieres <dominiq@lps.ens.fr>
1216 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
1219 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1221 * plugin.h (invoke_plugin_callbacks): New inline function.
1222 * plugin.c (flag_plugin_added): New global flag.
1223 (add_new_plugin): Initialize above flag.
1224 (invoke_plugin_callbacks): Rename to ...
1225 (invoke_plugin_callbacks_full): ... this.
1227 2010-04-28 Jan Hubicka <jh@suse.cz>
1229 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
1230 (lto_varpool_replace_node): New.
1231 (lto_symtab_resolve_symbols): Resolve varpool nodes.
1232 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
1233 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
1234 * cgraph.h (varpool_node_ptr): New type.
1235 (varpool_node_ptr): New vector.
1236 (varpool_node_set_def): New structure.
1237 (varpool_node_set): New type.
1238 (varpool_node_set): New vector.
1239 (varpool_node_set_element_def): New structure.
1240 (varpool_node_set_element, const_varpool_node_set_element): New types.
1241 (varpool_node_set_iterator): New type.
1242 (varpool_node): Add prev pointers, add used_from_other_partition,
1244 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
1245 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
1246 varpool_get_node, varpool_remove_node): Declare.
1247 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
1248 varpool_node_set_size): New inlines.
1249 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
1250 * tree-pass.h (varpool_node_set_def): Forward declare.
1251 (ipa_opt_pass_d): Summary writting takes vnode sets too.
1252 (ipa_write_optimization_summaries): Update prototype.
1253 * ipa-cp.c (ipcp_write_summary): Update.
1254 * ipa-reference.c (ipa_reference_write_summary): Update.
1255 * lto-cgraph.c (lto_output_varpool_node): New static function.
1256 (output_varpool): New function.
1257 (input_varpool_node): New static function.
1258 (input_varpool_1): New function.
1259 (input_cgraph): Input varpool.
1260 * ipa-pure-const.c (pure_const_write_summary): Update.
1261 * lto-streamer-out.c (lto_output): Update, output varpool too.
1262 (write_global_stream): Kill WPA hack.
1263 (produce_asm_for_decls): Update.
1264 (output_alias_pair_p): Handle variables.
1265 (output_unreferenced_globals): Output only needed partition of varpool.
1266 * ipa-inline.c (inline_write_summary): Update.
1267 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1269 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1270 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1271 varpool_node_set_new, varpool_node_set_add,
1272 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1273 debug_varpool_node_set): New functions.
1274 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1275 (execute_one_pass): Process new decls too.
1276 (ipa_write_summaries_2): Pass around vsets.
1277 (ipa_write_summaries_1): Likewise.
1278 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1280 (ipa_write_optimization_summaries_1): Pass around vsets.
1281 (ipa_write_optimization_summaries): Likewise.
1282 * varpool.c (varpool_get_node): New.
1283 (varpool_node): Update doubly linked lists.
1284 (varpool_remove_node): New.
1285 (dump_varpool_node): More dumping.
1286 (varpool_enqueue_needed_node): Update doubly linked lists.
1287 (decide_is_variable_needed): Kill ltrans hack.
1288 (varpool_finalize_decl): Kill lto hack.
1289 (varpool_assemble_decl): Skip decls in other partitions.
1290 (varpool_assemble_pending_decls): Update doubly linkes lists.
1291 (varpool_empty_needed_queue): Likewise.
1292 (varpool_extra_name_alias): Likewise.
1293 * lto-streamer.c (lto_get_section_name): Add vars section.
1294 * lto-streamer.h (lto_section_type): Update.
1295 (output_varpool, input_varpool): Declare.
1297 2010-04-28 Mike Stump <mikestump@comcast.net>
1299 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1301 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1303 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1304 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1305 (lto_input_ts_type_tree_pointers): Likewise.
1306 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1307 (lto_output_ts_type_tree_pointers): Likewise.
1309 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1311 Uniquization of constants at the Tree level
1312 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
1313 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
1315 (tree_output_constant_def): Declare.
1316 * gimplify.c (gimplify_init_constructor): When using block copy, first
1317 uniquize the constant constructor on the RHS.
1318 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
1319 DECL_IN_CONSTANT_POOL flag.
1320 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
1321 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
1323 (assemble_variable): Deal with symbols belonging to the tree constant
1325 (get_constant_section): Add ALIGN parameter and simplify.
1326 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
1327 (assemble_constant_contents): Use the expression of the VAR_DECL.
1328 (output_constant_def_contents): Use the alignment of the VAR_DECL.
1329 (tree_output_constant_def): New global function.
1330 (mark_constant): Use the expression of the VAR_DECL.
1331 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
1333 (output_object_block): Likewise and assemble the expression.
1335 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1337 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1338 hash_tree, eq_tree): New tree hash table.
1339 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1340 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1341 lto_orig_address_remove): Reimplement.
1343 2010-04-28 Xinliang David Li <davidxl@google.com>
1346 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
1347 (compute_uninit_opnds_pos): New function.
1348 (is_non_loop_exit_postdominating): New function.
1349 (compute_control_dep_chain): New function.
1350 (find_pdom): New function.
1351 (convert_control_dep_chain_into_preds): New function.
1352 (find_predicates): New function.
1353 (find_control_equiv_block): New function.
1354 (collect_phi_def_edges): New function.
1355 (find_def_preds): New function.
1356 (find_dom): New function.
1357 (dump_predicates): New function.
1358 (get_cmp_code): New function.
1359 (is_value_included_in): New function.
1360 (find_matching_predicate_in_rest_chains): New function.
1361 (use_pred_not_overlap_with_undef_path_pred): New function.
1362 (is_use_properly_guarded): New function.
1363 (normalize_cond_1): New function.
1364 (is_and_or_or): New function.
1365 (normalize_cond): New function.
1366 (is_gcond_subset_of): New function.
1367 (is_subset_of_any): New function.
1368 (is_or_set_subset_of): New function.
1369 (is_and_set_subset_of): New function.
1370 (is_norm_cond_subset_of): New function.
1371 (is_pred_expr_subset_of): New function.
1372 (is_pred_chain_subset_of): New function.
1373 (is_included_in): New function.
1374 (is_superset_of): New function.
1375 (find_uninit_use): New function.
1376 (warn_uninitialized_phi): New function.
1377 (compute_possibly_undefined_names): New function.
1378 (ssa_undefined_value_p): New function.
1379 (execute_late_warn_uninitialized): New function.
1380 * tree-ssa.c (ssa_undefined_value_p): Removed.
1381 (warn_uninit): Changed to extern.
1382 (warn_uninitialized_phi): Removed.
1383 (warn_uninitialized_vars): Changed to extern.
1384 (execute_late_warn_uninitialized): Removed
1385 * tree-flow.h: Add new prototypes.
1386 * timevar.def: Add new time variable.
1387 * Makefile.in: Add new build file.
1389 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
1391 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1394 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1397 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
1399 2010-04-28 Martin Jambor <mjambor@suse.cz>
1401 * cgraph.h (struct cgraph_node): New field indirect_calls.
1402 (struct cgraph_indirect_call_info): New type.
1403 (struct cgraph_edge): Removed field indirect_call. New fields
1404 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
1405 (cgraph_create_indirect_edge): Declare.
1406 (cgraph_make_edge_direct): Likewise.
1407 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
1408 * ipa-prop.h (struct ipa_param_call_note): Removed.
1409 (struct ipa_node_params): Removed field param_calls.
1410 (ipa_create_all_structures_for_iinln): Declare.
1411 * cgraph.c: Described indirect edges and uids in initial comment.
1412 (cgraph_add_edge_to_call_site_hash): New function.
1413 (cgraph_edge): Search also among the indirect edges, use
1414 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
1415 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
1416 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
1418 (initialize_inline_failed): Assign a reason to indirect edges.
1419 (cgraph_create_edge_1): New function.
1420 (cgraph_create_edge): Moved some functionality to
1421 cgraph_create_edge_1.
1422 (cgraph_create_indirect_edge): New function.
1423 (cgraph_edge_remove_callee): Add an assert checking for
1425 (cgraph_edge_remove_caller): Special-case indirect edges.
1426 (cgraph_remove_edge): Likewise.
1427 (cgraph_set_edge_callee): New function.
1428 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1429 (cgraph_make_edge_direct): New function.
1430 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1431 the declaration of the call statement matches.
1432 (cgraph_node_remove_callees): Special-case indirect edges.
1433 (cgraph_clone_edge): Likewise.
1434 (cgraph_clone_node): Clone also the indirect edges.
1435 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1436 indirect_call, dump count of indirect_calls edges.
1437 * ipa-prop.c (iinlining_processed_edges): New variable.
1438 (ipa_note_param_call): Create indirect edges instead of
1439 creating notes. New parameter node.
1440 (ipa_analyze_call_uses): New parameter node, pass it on to
1441 ipa_note_param_call.
1442 (ipa_analyze_stmt_uses): Likewise.
1443 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1444 (print_edge_addition_message): Work on edges rather than on notes.
1445 (update_call_notes_after_inlining): Likewise, renamed to
1446 update_indirect_edges_after_inlining.
1447 (ipa_create_all_structures_for_iinln): New function.
1448 (ipa_free_node_params_substructures): Do not free notes.
1449 (ipa_edge_duplication_hook): Propagate bits within
1450 iinlining_processed_edges bitmap.
1451 (ipa_node_duplication_hook): Do not duplicate notes.
1452 (free_all_ipa_structures_after_ipa_cp): Renamed to
1453 ipa_free_all_structures_after_ipa_cp.
1454 (free_all_ipa_structures_after_iinln): Renamed to
1455 ipa_free_all_structures_after_iinln.
1456 (ipa_write_param_call_note): Removed.
1457 (ipa_read_param_call_note): Removed.
1458 (ipa_write_indirect_edge_info): New function.
1459 (ipa_read_indirect_edge_info): Likewise.
1460 (ipa_write_node_info): Do not stream notes, do stream information
1462 (ipa_read_node_info): Likewise.
1463 (lto_ipa_fixup_call_notes): Removed.
1464 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1465 * ipa-inline.c (pass_ipa_inline): Likewise.
1466 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1467 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1468 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1470 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1472 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1473 (output_cgraph): Stream also indirect edges.
1474 (lto_output_edge): Added capability to stream indirect edges.
1475 (input_edge): Likewise.
1476 (input_cgraph_1): Likewise.
1477 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1480 2010-04-28 Richard Guenther <rguenther@suse.de>
1482 PR tree-optimization/43879
1483 PR tree-optimization/43909
1484 * tree-ssa-structalias.c (struct variable_info): Add
1485 only_restrict_pointers flag.
1486 (new_var_info): Initialize it. Increment stats.total_vars here.
1487 (create_function_info_for): Do not increment stats.total_vars here.
1488 (get_function_part_constraint): Fix build with C++.
1489 (insert_into_field_list): Remove.
1490 (push_fields_onto_fieldstack): Properly merge fields.
1491 (create_variable_info_for): Split and simplify.
1492 (create_variable_info_for_1): New piece.
1493 (intra_create_variable_infos): Properly make restrict constraints
1496 2010-04-28 Richard Guenther <rguenther@suse.de>
1499 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
1501 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
1502 Jan Hubicka <hubicka@ucw.cz>
1504 * doc/invoke.texi (-Wsuggest-attribute=const,
1505 -Wsuggest-attribute=pure): Document.
1506 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
1507 (function_always_visible_to_compiler_p,
1508 suggest_attribute, warn_function_pure, warn_function_const):
1510 (check_call): Improve debug info.
1511 (analyze_function): Do not check availability.
1512 (add_new_function): Check availability.
1513 (propagate): Output warnings.
1514 (skip_function_for_local_pure_const): New function.
1515 (local_pure_const): Use it; output warnings.
1516 * common.opt (Wsuggest-attribute=const,
1517 Wsuggest-attribute=pure): New.
1519 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1521 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
1522 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
1523 or DW_CFA_def_cfa_offset{,_sf}.
1525 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1527 * tree.h: Fix truncated long macros.
1529 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
1531 * collect2.c (TARGET_64BIT): Redefine to target's default.
1532 * tlink.c: Likewise.
1533 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
1534 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
1535 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
1536 for underscoring __USER_LABEL_PREFIX__.
1537 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
1538 (SUB_LINK_ENTRY32): New.
1539 (SUB_LINK_ENTRY64): New.
1540 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
1541 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
1542 (SUB_LINK_ENTRY64): New.
1543 (SUB_LINK_ENTRY): New.
1544 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
1545 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
1546 x64 target is choosen.
1547 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
1548 * configure: Regenerated.
1549 * configure.ac (leading-mingw64-underscores): Option added.
1551 2010-04-27 Jan Hubicka <jh@suse.cz>
1553 * doc/invoke.texi (-fipa-profile): Document.
1554 * opts.c (decode_options): Enable ipa-profile at -O1.
1555 * timevar.def (TV_IPA_PROFILE): Define.
1556 * common.opt (fipa-profile): Add.
1557 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
1559 (cgraph_propagate_frequency): Handle only local ones.
1560 * tree-pass.h (pass_ipa_profile): Declare.
1561 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
1562 (pass_ipa_profile): Use TV_IPA_PROFILE.
1563 * ipa.c (ipa_profile): New function.
1564 (gate_ipa_profile): Likewise.
1565 (pass_ipa_profile): New global variable.
1566 * passes.c (pass_ipa_profile): New.
1568 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
1570 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
1572 2010-04-27 Martin Jambor <mjambor@suse.cz>
1575 * ipa.c (dissolve_same_comdat_group_list): New function.
1576 (function_and_variable_visibility): Call
1577 dissolve_same_comdat_group_list when comdat group contains external or
1579 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
1580 lists are circular and that they contain only DECL_ONE_ONLY nodes.
1582 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1584 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
1585 (const_hash_1) <VECTOR_CST>: New case.
1586 (compare_constant) <VECTOR_CST>: Likewise.
1587 <ADDR_EXPR>: Deal with LABEL_REFs.
1588 (copy_constant) <VECTOR_CST>: New case.
1590 2010-04-27 Jan Hubicka <jh@suse.cz>
1592 * cgraph.c (cgraph_propagate_frequency): New function.
1593 * cgraph.h (cgraph_propagate_frequency): Declare.
1594 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
1595 cgraph_propagate_frequency.
1597 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1599 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
1601 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
1604 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
1605 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
1606 here to determine which regs to push and how much stack to reserve.
1608 2010-04-27 Jie Zhang <jie@codesourcery.com>
1610 * doc/gimple.texi (gimple_statement_with_ops): Remove
1611 addresses_taken field.
1612 (gimple_statement_with_memory_ops): Likewise.
1614 2010-04-27 Jan Hubicka <jh@suse.cz>
1616 * tree-inline.c (eni_inlining_weights): Remove.
1617 (estimate_num_insns): Special case more builtins.
1619 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
1622 * c-typeck.c (build_binary_op): Move forward check for comparison
1623 pointer with null pointer constant and adjust the diagnostic message.
1625 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
1628 * configure.ac (gcc_cv_as_section_has_align): Set if installed
1629 binutils supports extended .section directive needed by LTO, or
1630 warn if older binutils found.
1631 (LTO_BINARY_READER): New AC_SUBST'd variable.
1632 (LTO_USE_LIBELF): Likewise.
1633 * gcc/config.gcc (lto_binary_reader): New target-specific configure
1635 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
1636 (LTO_USE_LIBELF): Likewise.
1637 * configure: Regenerate.
1639 * collect2.c (is_elf): Rename from this ...
1640 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
1641 object files in addition to ELF-formatted ones.
1642 (scan_prog_file): Caller updated. Also allow for LTO info marker
1643 symbol to be prefixed or not by an extra underscore.
1645 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
1646 * config/i386/winnt.c: Also #include lto-streamer.h
1647 (i386_pe_asm_named_section): Specify 1-byte section alignment for
1649 (i386_pe_asm_output_aligned_decl_common): Add comment.
1650 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
1652 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
1655 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
1656 Add missing earlyclobber for second alternative.
1658 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
1660 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
1661 bits for artificial defs at the top of the block.
1662 * fwprop.c (single_def_use_enter_block): Don't call it.
1664 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
1667 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
1668 instead of "$gcc_cv_objdump -T".
1669 Use "-undefined dynamic_lookup" on darwin.
1670 * gcc/configure: Regenerate.
1672 2010-04-26 Jakub Jelinek <jakub@redhat.com>
1675 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
1677 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1679 * c-parser.c (struct c_token): Move location field up.
1680 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
1681 (struct c_declspecs): Convert typespec_word, storage_class, and
1682 default_int_p into bitfields.
1683 (struct c_declarator): Move loc field up.
1685 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1687 * cfgloop.h (struct loop): Move can_be_parallel field up.
1688 * ipa-prop.h (struct ip_node_params): Move bitfields up.
1689 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
1691 (struct iv_cand): Convert pos field into a bitfield.
1692 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
1694 (struct _stmt_vec_info): Shuffle fields for better packing.
1696 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1698 * varasm.c (IN_NAMED_SECTION): Remove guard.
1699 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
1700 (IN_NAMED_SECTION_P): ...this.
1701 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
1702 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1704 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1706 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
1707 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
1708 of shadowing it. Fix comments.
1710 2010-04-26 Jan Hubicka <jh@suse.cz>
1712 * cgraph.c (cgraph_create_node): Set node frequency to normal.
1713 (cgraph_clone_node): Copy function frequency.
1714 * cgraph.h (node_frequency): New enum
1715 (struct cgraph_node): Add.
1716 * final.c (rest_of_clean_state): Update.
1717 * lto-cgraph.c (lto_output_node): Output node frequency.
1718 (input_overwrite_node): Input node frequency.
1719 * tre-ssa-loop-ivopts (computation_cost): Update.
1720 * lto-streamer-out.c (output_function): Do not output function
1722 * predict.c (maybe_hot_frequency_p): Update and handle functions
1724 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
1726 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
1727 (compute_function_frequency): Set noreturn functions to be executed
1729 (choose_function_section): Update.
1730 * lto-streamer-in.c (input_function): Do not input function frequency.
1731 * function.c (allocate_struct_function): Do not initialize function
1733 * function.h (function_frequency): Remove.
1734 (struct function): Remove function frequency.
1735 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
1736 (try_update): Update.
1737 * tree-inline.c (initialize_cfun): Do not update function frequency.
1738 * passes.c (pass_init_dump_file): Update.
1739 * i386.c (ix86_compute_frame_layout): Update.
1740 (ix86_pad_returns): Update.
1742 2010-04-26 Jie Zhang <jie@codesourcery.com>
1744 PR tree-optimization/43833
1745 * tree-vrp.c (range_int_cst_p): New.
1746 (range_int_cst_singleton_p): New.
1747 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
1748 when both operands are constants. Use range_int_cst_p in
1751 2010-04-26 Jan Hubicka <jh@suse.cz>
1753 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
1755 2010-04-26 Richard Guenther <rguenther@suse.de>
1758 * gimple.c (gimple_decl_printable_name): Deal gracefully
1759 with a NULL DECL_NAME.
1761 2010-04-26 Richard Guenther <rguenther@suse.de>
1764 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
1765 if emitting debug information and it is either a function
1766 or a namespace decl.
1768 2010-04-26 Ira Rosen <irar@il.ibm.com>
1770 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
1771 determine if the statement is vectorizable, and a macro to access it.
1772 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1773 Skip statements that can't be vectorized. If the analysis fails,
1774 mark the statement as unvectorizable if vectorizing basic block.
1775 (vect_compute_data_refs_alignment): Likewise.
1776 (vect_verify_datarefs_alignment): Skip statements marked as
1777 unvectorizable. Add print.
1778 (vect_analyze_group_access): Skip statements that can't be
1779 vectorized. If the analysis fails, mark the statement as
1780 unvectorizable if vectorizing basic block.
1781 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
1782 * tree-vect-stmts.c (vectorizable_store): Fix the number of
1783 generated stmts for SLP.
1784 (new_stmt_vec_info): Initialize the new field.
1785 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
1786 statements marked as unvectorizable.
1788 2010-04-25 Joseph Myers <joseph@codesourcery.com>
1790 * c-common.c (flag_isoc1x): New.
1791 (flag_isoc99): Update comment.
1792 * c-common.h (flag_isoc1x): New.
1793 (flag_isoc99): Update comment.
1794 * c-cppbuiltin.c (builtin_define_float_constants): Also define
1795 __<type>_DECIMAL_DIG__.
1796 * c-opts.c (set_std_c1x): New.
1797 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
1798 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
1799 * c.opt (-std=c1x, -std=gnu1x): New options.
1800 * doc/cpp.texi: Mention -std=c1x.
1801 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
1802 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
1803 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
1804 * doc/standards.texi: Mention C1X.
1805 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
1806 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
1807 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
1810 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
1812 * config/i386/gmon-sol2.c (_mcleanup): Change format string
1813 placeholder from 0x%x to %#x.
1814 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1815 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1816 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1817 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1818 * config/i386/i386.c (ix86_target_string): Ditto.
1819 (output_pic_addr_const): Ditto.
1820 (print_operand): Ditto.
1822 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
1824 * combine.c (find_split_point): Add third argument. Use it
1825 to find nested multiply-accumulate instructions. Adjust calls.
1826 (try_combine): Adjust call to find_split_point.
1828 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
1830 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
1832 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
1834 PR tree-optimization/41442
1835 * fold-const.c (merge_truthop_with_opposite_arm): New function.
1836 (fold_binary_loc): Call it.
1838 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1840 * toplev.c (general_init): Set default for fdiagnostics-show-option.
1841 * opts.c (common_handle_option): Allow disabling it.
1842 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
1844 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
1846 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
1847 between modes if both types are integral.
1849 2010-04-23 Richard Guenther <rguenther@suse.de>
1851 PR tree-optimization/43572
1852 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
1854 2010-04-23 Richard Guenther <rguenther@suse.de>
1857 * tree-inline.c (tree_can_inline_p): Also check compatibility
1860 2010-04-23 Martin Jambor <mjambor@suse.cz>
1862 PR tree-optimization/43846
1863 * tree-sra.c (struct access): New flag grp_assignment_read.
1864 (build_accesses_from_assign): Set grp_assignment_read.
1865 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
1866 (enum mark_read_status): New type.
1867 (analyze_access_subtree): Propagate grp_assignment_read, create
1868 accesses also if both direct_read and root->grp_assignment_read.
1870 2010-04-23 Martin Jambor <mjambor@suse.cz>
1873 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
1874 function does not have type attributes.
1876 2010-04-23 Richard Guenther <rguenther@suse.de>
1879 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
1882 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1884 * sese.h (create_if_region_on_edge): Remove.
1886 * sese.c (create_if_region_on_edge): Make static.
1888 * tree-inline.c: Do not include ggc.h.
1890 * expr.c: Do not include ggc.h.
1892 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
1895 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
1898 * config/sh/sh.c (find_barrier): Don't emit a constant pool
1899 in the middle of insns for casesi_worker_2.
1901 2010-04-22 David Edelsohn <edelsohn@gnu.org>
1903 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
1905 2010-04-22 Ira Rosen <irar@il.ibm.com>
1907 PR tree-optimization/43842
1908 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
1909 loop unrolling in update of exit phis. Fix comment.
1910 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
1911 least two reduction statements in the loop before starting SLP
1914 2010-04-22 Nick Clifton <nickc@redhat.com>
1916 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
1918 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
1920 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
1923 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1925 * tree-parloops.c (loop_parallel_p): New argument
1926 parloop_obstack. Pass it down.
1927 (parallelize_loops): New variable parloop_obstack. Initialize it,
1928 pass it down, free it.
1930 * tree-loop-linear.c (linear_transform_loops): Pass down
1933 * tree-data-ref.h (lambda_compute_access_matrices): New argument
1934 of type struct obstack *.
1936 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
1937 scratch_obstack. Initialize it, pass down, free it.
1939 * lambda.h (lambda_loop_new): Remove.
1940 (lambda_matrix_new, lambda_matrix_inverse)
1941 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
1942 argument of type struct obstack *.
1944 * lambda-trans.c (lambda_trans_matrix_new): New argument
1945 lambda_obstack. Pass it down, use obstack allocation for ret.
1946 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
1949 * lambda-mat.c (lambda_matrix_get_column)
1950 (lambda_matrix_project_to_null): Remove.
1951 (lambda_matrix_new): New argument lambda_obstack. Use obstack
1953 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
1956 * lambda-code.c (lambda_loop_new): New function.
1957 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
1958 (lambda_compute_auxillary_space, lambda_compute_target_space)
1959 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
1960 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
1961 (build_access_matrix): New argument lambda_obstack. Use obstack
1963 (lambda_compute_step_signs, lambda_compute_access_matrices): New
1964 argument lambda_obstack. Pass it down.
1966 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1968 * optabs.h (expand_widening_mult): Declare.
1970 2010-04-22 Richard Guenther <rguenther@suse.de>
1972 PR tree-optimization/43845
1973 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
1974 lookup the CALL_EXPR function and arguments.
1976 2010-04-22 Nick Clifton <nickc@redhat.com>
1978 * config/stormy16/stormy16.c
1979 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
1980 * config/stormy16/stormy16.h: Tidy up formatting.
1981 (DONT_USE_BUILTIN_SETJMP): Remove definition.
1982 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
1983 (ineqbranchsi): Delete pattern.
1984 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
1985 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
1986 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
1987 stormy16-lib2-ucmpsi2.c.
1989 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1991 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
1992 df_simulate_find_noclobber_defs as appropriate. Keep track of an
1993 extra set merge_set_noclobber, and use it to relax the final test
1995 * df.h (df_simulate_find_noclobber_defs): Declare.
1996 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
1998 (df_simulate_find_noclobber_defs): New function.
2000 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
2002 * config/i386/i386.md: Use {} around multi-line preparation statements.
2004 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2006 * c-tree.h (push_init_level, pop_init_level, set_init_index)
2007 (process_init_element): New argument of type struct obstack *.
2009 * c-typeck.c (push_init_level, pop_init_level, set_designator)
2010 (set_init_index, set_init_label, set_nonincremental_init)
2011 (set_nonincremental_init_from_string, find_init_member)
2012 (output_init_element, output_pending_init_elements)
2013 (process_init_element): New argument braced_init_obstack. Pass it
2015 (push_range_stack, add_pending_init): New argument
2016 braced_init_obstack. Use obstack allocation.
2018 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
2019 braced_init_obstack. Pass it down.
2020 (c_parser_braced_init): New variables ret, braced_init_obstack.
2021 Initialize obstack, pass it down and finally free it.
2023 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2026 * tree-pass.h (pass_optimize_widening_mul): Declare.
2027 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
2028 gate_optimize_widening_mul): New static functions.
2029 (pass_optimize_widening_mul): New.
2030 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
2031 <case MULT_EXPR>: Remove support for widening multiplies.
2032 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
2033 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
2034 simplify_gen_unary rather than directly building extensions.
2035 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
2037 * expmed.c (expand_widening_mult): New function.
2038 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
2040 2010-04-21 Jan Hubicka <jh@suse.cz>
2042 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
2043 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
2044 * lto-wpa-fixup.c: Remove.
2045 * Makefile.in (lto-wpa-fixup.o): Remove.
2046 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
2047 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
2048 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
2050 2010-04-21 Jan Hubicka <jh@suse.cz>
2052 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
2053 add write_optimization_summary, read_optimization_summary.
2054 (ipa_write_summaries_of_cgraph_node_set): Remove.
2055 (ipa_write_optimization_summaries): Declare.
2056 (ipa_read_optimization_summaries): Declare.
2057 * ipa-cp.c (pass_ipa_cp): Update.
2058 * ipa-reference.c (pass_ipa_reference): Update.
2059 * ipa-pure-const.c (pass_ipa_pure_const): Update.
2060 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
2062 * ipa-inline.c (pass_ipa_inline): Update.
2063 * ipa.c (pass_ipa_whole_program): Update.
2064 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
2065 * passes.c (ipa_write_summaries_1): Do not test wpa.
2066 (ipa_write_optimization_summaries_1): New.
2067 (ipa_write_optimization_summaries): New.
2068 (ipa_read_summaries): Do not test ltrans.
2069 (ipa_read_optimization_summaries_1): New.
2070 (ipa_read_optimization_summaries): New.
2072 2010-04-21 Jan Hubicka <jh@suse.cz>
2074 * lto-cgraph.c (lto_output_node): Do not output comdat groups
2076 (output_cgraph): Do not arrange comdat groups for boundary nodes.
2078 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2081 * dwarf2out.c (add_name_and_src_coords_attributes): Add
2082 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
2084 2010-04-21 Jan Hubicka <jh@suse.cz>
2086 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
2088 2010-04-21 Jan Hubicka <jh@suse.cz>
2090 * varpool.c (decide_is_variable_needed): Variable is always needed
2093 2010-04-21 Jan Hubicka <jh@suse.cz>
2095 * opts.c (decode_options): Enable pure-const pass for whopr.
2097 2010-04-21 Jan Hubicka <jh@suse.cz>
2099 * cgraph.c (dump_cgraph_node): Dump also assembler name.
2100 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
2102 (cgraph_decide_inlining): Do not expect callee to be removed in all
2105 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
2107 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
2109 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2111 * config/i386/i386.md (x86_shrd): Add athlon_decode and
2112 amdfam10_decode attributes.
2114 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2117 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
2118 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
2119 (lower_copyprivate_clauses): Use private var in outer
2120 context instead of original var. Make sure the types
2121 are correct for VLAs.
2123 2010-04-21 Richard Guenther <rguenther@suse.de>
2125 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
2126 to non-pointer objects.
2128 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2130 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
2131 last chain entry if it starts with the still current label.
2132 (add_location_or_const_value_attribute): Check that
2133 loc_list->first->next is NULL instead of comparing ->first with ->last.
2134 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
2135 to add_var_loc_to_decl.
2137 * dwarf2out.c (output_call_frame_info): For dw_cie_version
2138 >= 4 add also address size and segment size fields into CIE header.
2140 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
2141 long as address size is the same as sizeof (void *) and
2143 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
2144 address size or segment size is unexpected, return DW_EH_PE_omit.
2145 (classify_object_over_fdes): If get_cie_encoding returned
2146 DW_EH_PE_omit, return -1.
2147 (init_object): If classify_object_over_fdes returned -1,
2148 pretend there were no FDEs at all.
2150 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2152 * config/i386/i386.md (bswap<mode>2): Macroize expander from
2153 bswap{si,di}2 using SWI48 mode iterator.
2154 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
2155 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
2156 set modrm attribute of bswap insn to 0 and remove length attribute.
2157 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
2158 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
2159 set mode attribute to <MODE> and remove length attribute.
2161 2010-04-20 James E. Wilson <wilson@codesourcery.com>
2163 PR rtl-optimization/43520
2164 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
2165 zero available registers.
2167 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2169 * builtins.c (fold_builtin_cproj): Fold more cases.
2171 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2173 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
2174 (fold_builtin_1): Fold builtin cproj.
2175 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
2176 Use ATTR_CONST_NOTHROW_LIST.
2178 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
2180 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
2181 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
2182 ffsi2_no_cmove for !TARGET_CMOVE.
2183 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
2184 (ffssi2): Remove expander.
2185 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
2187 (ctz<mode>2): Ditto from ctz{si,di}2.
2188 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
2190 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
2193 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2195 * dwarf2out.c (AT_linkage_name): Define.
2196 (clone_as_declaration): Handle DW_AT_linkage_name.
2197 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
2198 of DW_AT_MIPS_linkage_name.
2199 (move_linkage_attr): Likewise.
2200 (dwarf2out_finish): Likewise.
2202 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
2205 * fold-const.c (fold_comparison): New folding rule.
2207 2010-04-20 Anatoly Sokolov <aesok@post.ru>
2209 * double-int.h (double_int_setbit): Declare.
2210 * double-int.c (double_int_setbit): New function.
2211 * rtl.h (immed_double_int_const): Declare.
2212 * emit-rtl.c (immed_double_int_const): New function.
2213 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2214 and immed_double_int_const functions.
2215 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2216 expand_copysign_bit): (Ditto.).
2217 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2218 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2219 * dojump.c (prefer_and_bit_test): (Ditto.).
2220 * expr.c (convert_modes, reduce_to_bit_field_precision,
2221 const_vector_from_tree): (Ditto.).
2222 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2224 2010-04-20 Jan Hubicka <jh@suse.cz>
2226 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2227 (dump_cgraph_node): Dump new flags.
2228 * cgraph.h (struct cgraph_node): Add flags
2229 reachable_from_other_partition and in_other_partition.
2230 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2231 other partition can not be removed.
2232 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2233 the other partition must be output; silence sanity checking on
2234 leaking functions bodies from other paritition.
2235 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2236 (lto_output_node): Output new flags; do not sanity check that inline
2237 clones are output; drop lto_forced_extern_inline_p code; do not mock
2238 visibility flags at partition boundaries.
2239 (add_node_to): New function.
2240 (output_cgraph): Use it to sort functions so masters appear before
2242 (input_overwrite_node): Input new flags.
2243 * passes.c (ipa_write_summaries): Do not call
2244 lto_new_extern_inline_states.
2245 * lto-section-out.c (forced_extern_inline,
2246 lto_new_extern_inline_states lto_delete_extern_inline_states,
2247 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2248 * lto-streamer.h (lto_new_extern_inline_states,
2249 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2250 lto_forced_extern_inline_p): Kill.
2252 2010-04-20 Richard Guenther <rguenther@suse.de>
2254 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2255 from vars that can have pointers.
2256 (process_constraint): Dump useless constraints.
2258 2010-04-20 Richard Guenther <rguenther@suse.de>
2260 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2261 (dump_sa_points_to_info): Remove asserts.
2262 (init_base_vars): nothing_id isn't an escape point nor does it
2265 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2267 * tree.h (TYPE_REF_IS_RVALUE): Define.
2268 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2269 should_move_die_to_comdat, prune_unused_types_walk): Handle
2270 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2271 (modified_type_die, gen_reference_type_die): Emit
2272 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2273 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2275 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2278 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2279 calls for -fpic -m31 if they have been sibcall optimized.
2281 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2283 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2284 ar.lc fixed and call-used.
2286 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2288 2010-04-19 Jan Hubicka <jh@suse.cz>
2290 * opts.c (decode_options): Disable whpr incompatible passes.
2291 * lto/lto.c (lto_1_to_1_map): Skip clones.
2292 (read_cgraph_and_symbols): Do not mark everything as needed.
2293 (do_whole_program_analysis): Do map only after optimizing;
2294 set proper cgraph_state; use passmanager.
2296 2010-04-19 DJ Delorie <dj@redhat.com>
2298 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2299 POINTER_PLUS_EXPR and fix them.
2301 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2303 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2304 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2305 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2306 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2307 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2308 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2309 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2310 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2311 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2312 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2313 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2315 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2317 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2318 (check_cond_move_block): Likewise.
2319 (cond_move_process_if_block): Likewise.
2320 (noce_find_if_block): Improve formatting.
2321 (find_if_header): Pass 0 to memset and tweak conditions.
2322 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2324 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2326 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2330 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2331 with non-local decl doesn't need chain.
2333 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2335 * ira-color.c (allocno_reload_assign): Avoid accumulating
2336 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2338 2010-04-19 Martin Jambor <mjambor@suse.cz>
2340 * gimple.h (create_tmp_reg): Declare.
2341 * gimplify.c (create_tmp_reg): New function.
2342 (gimplify_return_expr): Use create_tmp_reg.
2343 (gimplify_omp_atomic): Likewise.
2344 (gimple_regimplify_operands): Likewise.
2345 * tree-dfa.c (make_rename_temp): Likewise.
2346 * tree-predcom.c (predcom_tmp_var): Likewise.
2347 (reassociate_to_the_same_stmt): Likewise.
2348 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2349 (get_replaced_param_substitute): Likewise.
2350 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2351 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2352 * tree-ssa-pre.c (get_representative_for): Likewise.
2353 (create_expression_by_pieces): Likewise.
2354 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
2355 (create_tailcall_accumulator): Likewise.
2357 2010-04-19 Martin Jambor <mjambor@suse.cz>
2359 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
2361 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2363 2010-04-19 Richard Guenther <rguenther@suse.de>
2365 PR tree-optimization/43796
2366 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2367 from SCEV in the lattice.
2368 (vrp_visit_phi_node): Dump change.
2370 2010-04-19 Richard Guenther <rguenther@suse.de>
2372 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
2373 * configure: Re-generated.
2375 2010-04-19 Richard Guenther <rguenther@suse.de>
2377 PR tree-optimization/43783
2378 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
2379 constant ARRAY_REF operands two and three if possible.
2381 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
2384 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2386 2010-04-19 Jie Zhang <jie@codesourcery.com>
2389 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2391 2010-04-19 Ira Rosen <irar@il.ibm.com>
2393 PR tree-optimization/37027
2394 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
2395 and macro to access it.
2396 (vectorizable_reduction): Add argument.
2397 (vect_get_slp_defs): Likewise.
2398 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
2399 statements for possible use in SLP.
2400 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
2401 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
2402 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
2404 (vectorizable_reduction): Likewise.
2405 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2407 (vectorizable_type_demotion, vectorizable_type_promotion,
2408 vectorizable_store): Likewise.
2409 (vect_analyze_stmt): Update call to vectorizable_reduction.
2410 (vect_transform_stmt): Likewise.
2411 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2412 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2413 from different interleaving chains in same node.
2414 (vect_slp_rearrange_stmts): New function.
2415 (vect_supported_load_permutation_p): Allow load permutations for
2416 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2417 inside SLP nodes if necessary.
2418 (vect_analyze_slp_instance): Handle reductions.
2419 (vect_analyze_slp): Try to build SLP instances originating from groups
2421 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2422 (vect_get_constant_vectors): Create initial vectors for reductions
2423 according to reduction code. Add new argument.
2424 (vect_get_slp_defs): Add new argument, pass it to
2425 vect_get_constant_vectors.
2426 (vect_schedule_slp_instance): Remove SLP tree root statements.
2428 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2430 * tree.h (ENUM_IS_SCOPED): Define.
2431 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2432 for ENUM_IS_SCOPED enums.
2434 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2436 * fold-const.c (fold_comparison): Use ssizetype.
2437 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2438 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2439 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2440 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2442 * tree.h (initialize_sizetypes): Remove parameter.
2443 (build_common_tree_nodes): Remove second parameter.
2444 * stor-layout.c (initialize_sizetypes): Remove parameter.
2445 Always create an unsigned type.
2446 (set_sizetype): Assert that the passed type is unsigned and simplify.
2447 * tree.c (build_common_tree_nodes): Remove second parameter.
2448 Adjust call to initialize_sizetypes.
2449 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2450 build_common_tree_nodes.
2452 2010-04-18 Matthias Klose <doko@ubuntu.com>
2454 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2456 2010-04-18 Ira Rosen <irar@il.ibm.com>
2458 PR tree-optimization/43771
2459 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2460 load permutation doesn't have gaps.
2462 2010-04-18 Jan Hubicka <jh@suse.cz>
2464 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2465 (sse_prologue_save_insn expander): Use new pattern.
2466 (sse_prologue_save_insn1): New pattern and splitter.
2467 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2469 * i386.c (setup_incoming_varargs_64): Do not compute jump
2471 (ix86_gimplify_va_arg): Update alignment needed.
2472 (ix86_local_alignment): Do not align all local arrays to 128bit.
2474 2010-04-17 Jan Hubicka <jh@suse.cz>
2476 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2478 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2480 * arm.md (negdi2): Remove redundant code to force values into a
2483 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2485 * arm/bpabi.S: Add EABI alignment attributes to objects.
2486 * arm/bpabi-v6m.S: Likewise.
2487 * arm/crti.asm: Likewise.
2488 * arm/crtn.asm: Likewise.
2489 * arm/lib1funcs.asm: Likewise.
2490 * arm/libunwind.S: Likewise.
2492 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2494 * arm-protos.h (tune_params): New structure.
2495 * arm.c (current_tune): New variable.
2496 (arm_constant_limit): Delete.
2497 (struct processors): Add pointer to the tune parameters.
2498 (arm_slowmul_tune): New tuning option.
2499 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
2500 (all_cores): Adjust to pick up the tuning model.
2501 (arm_constant_limit): New function.
2502 (arm_override_options): Select the appropriate tuning model. Delete
2503 initialization of arm_const_limit.
2504 (arm_split_constant): Use the new constant-limit model.
2505 (arm_rtx_costs): Pick up the current tuning model.
2506 * arm.md (is_strongarm, is_xscale): Delete.
2507 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
2508 for Xscale variant architectures.
2509 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
2511 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2513 * config/arm/arm.c (arm_gen_constant): Remove unused variable
2515 (arm_rtx_costs_1): Remove unused variable extra_cost.
2516 (arm_unwind_emit_set): Use variable offset.
2517 (thumb1_output_casesi): Remove unused variable flags.
2519 2010-04-16 Jeff Law <law@redhat.com>
2521 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
2522 needing assignment rather than doing a two-phase assignment. Remove
2523 unused variable 'm'.
2525 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2528 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
2530 2010-04-16 Doug Kwan <dougkwan@google.com>
2532 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
2533 (next_operand_entry_id): New static variable.
2534 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
2535 (add_to_ops_vec): Assigned unique ID to operand entry.
2536 (struct oecount_s): New field ID.
2537 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
2538 (undistribute_ops_list): Assign unique IDs to oecounts.
2539 (init_reassoc): reset next_operand_entry_id.
2541 2010-04-16 Doug Kwan <dougkwan@google.com>
2543 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
2544 missing left parenthesis.
2546 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
2548 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
2549 *btdi_rex64 using SWI48 mode iterator.
2550 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
2551 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
2552 *jcc_btdi_mask_rex64.
2554 2010-04-16 Anatoly Sokolov <aesok@post.ru>
2556 * double-int.h (tree_to_double_int): Convert to macro.
2557 * double-int.c (tree_to_double_int): Remove.
2559 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2562 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
2563 with want_address 2 and in case a single element list might be
2564 possible, call it again with want_address 0.
2566 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2568 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
2569 case 'W' print operands for HI mode.
2570 * config/h8300/h8300.h (Y0, Y2) : New constraints.
2571 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
2572 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
2573 * config/h8300/predicate.md (bit_register_indirect_operand): New.
2575 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
2577 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
2578 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
2579 #xx:3 and #xx:4 mode.
2581 * config/h8300/h8300.md (inverted load with HImode dest): Add
2582 support for H8300SX.
2584 * config/h8300/predicate.md (bit_operand): Allow immediate values that
2585 satisfy 'U' constraint.
2587 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2589 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
2590 * configure: Regenerate.
2591 * config.in: Regenerate.
2592 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
2595 2010-04-16 Richard Guenther <rguenther@suse.de>
2597 * tree.h (struct tree_decl_minimal): Move pt_uid ...
2598 (struct tree_decl_common): ... here.
2599 (DECL_PT_UID): Adjust.
2600 (SET_DECL_PT_UID): Likewise.
2601 (DECL_PT_UID_SET_P): Likewise.
2603 2010-04-16 Richard Guenther <rguenther@suse.de>
2605 PR tree-optimization/43572
2606 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
2607 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
2608 * tree-flow.h (is_call_clobbered): Remove.
2609 * tree-flow-inline.h (is_call_clobbered): Likewise.
2610 * tree-dfa.c (dump_variable): Do not dump call clobber state.
2611 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
2612 (execute_return_slot_opt): Adjust.
2613 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
2614 check for call clobbered vars here.
2615 (find_tail_calls): Move tailcall verification to the
2618 2010-04-16 Diego Novillo <dnovillo@google.com>
2620 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
2622 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2625 * config/arm/arm.md (cbranchqi4): New pattern.
2626 * config/arm/predicates.md (const0_operand,
2627 cbranchqi4_comparison_operator): New predicates.
2629 2010-04-16 Richard Guenther <rguenther@suse.de>
2631 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
2632 (dump_gimple_stmt): Likewise.
2634 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2636 * recog.h (struct recog_data): New field is_operator.
2637 (struct insn_operand_data): New field is_operator.
2638 * recog.c (extract_insn): Set recog_data.is_operator.
2639 * genoutput.c (output_operand_data): Emit code to set the
2641 * reload.c (find_reloads): Use it rather than testing for an
2642 empty constraint string.
2645 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
2646 If the previous insn is a cbranchsi4_insn with the same arguments,
2647 omit the compare instruction.
2649 * config/arm/arm.md (addsi3_cbranch): If destination is a high
2650 register, inputs must be low registers and we need a low register
2651 scratch. Handle alternative 2 like alternative 3.
2653 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2655 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
2656 don't call get_addr on both. If one expression is a VALUE and
2657 the other a REG, check VALUE's locs if the REG isn't among them.
2659 2010-04-16 Christian Bruel <christian.bruel@st.com>
2661 * config/sh/sh.h (sh_frame_pointer_required): New function.
2662 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
2663 (flag_omit_frame_pointer) Set.
2664 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
2665 (rounded_frame_size): Adjust size with outgoing_args_size.
2666 (sh_set_return_address): Must return from stack pointer.
2667 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
2668 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2669 (ACCUMULATE_OUTGOING_ARGS): Define.
2670 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
2671 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
2673 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2676 * config/sh/sh.c (sh_legitimize_reload_address): Use
2677 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
2678 Remove a unneeded check for offset_base.
2680 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
2682 * configure: Regenerated.
2684 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2686 * config/s390/s390.c (s390_call_save_register_used): Switch back
2687 to HARD_REGNO_NREGS.
2689 2010-04-15 Richard Guenther <rguenther@suse.de>
2691 * alias.c (alias_set_subset_of): Handle alias-set zero
2694 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
2695 Julian Brown <julian@codesourcery.com>
2697 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
2698 alternatives according to use of high and low regs.
2699 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
2700 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
2701 optimizing for size on Thumb-2.
2703 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
2705 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
2707 2010-04-15 Richard Guenther <rguenther@suse.de>
2709 * tree-ssa-structalias.c (struct variable_info): Add
2711 (new_var_info): Initialize it.
2712 (dump_constraints): Support printing last added constraints.
2713 (debug_constraints): Adjust.
2714 (dump_constraint_graph): Likewise.
2715 (make_heapvar_for): Check for NULL cfun.
2716 (get_function_part_constraint): New function.
2717 (get_fi_for_callee): Likewise.
2718 (find_func_aliases): Properly implement IPA PTA constraints.
2719 (process_ipa_clobber): New function.
2720 (find_func_clobbers): Likewise.
2721 (insert_into_field_list_sorted): Remove.
2722 (create_function_info_for): Properly allocate vars for IPA mode.
2723 Do not use insert_into_field_list_sorted.
2724 (create_variable_info_for): Properly generate constraints for
2725 global vars in IPA mode.
2726 (dump_solution_for_var): Always dump the solution.
2727 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
2728 (find_what_var_points_to): Adjust.
2729 (pt_solution_set): Change.
2730 (pt_solution_ior_into): New function.
2731 (pt_solution_empty_p): Export.
2732 (pt_solution_includes_global): Adjust.
2733 (pt_solution_includes_1): Likewise.
2734 (pt_solutions_intersect_1): Likewise.
2735 (dump_sa_points_to_info): Check some invariants.
2736 (solve_constraints): Move constraint dumping ...
2737 (compute_points_to_sets): ... here.
2738 (ipa_pta_execute): ... and here.
2739 (compute_may_aliases): Do not re-compute points-to info
2740 locally if IPA info is available.
2741 (ipa_escaped_pt): New global var.
2742 (ipa_pta_execute): Properly implement IPA PTA.
2743 * tree-into-ssa.c (dump_decl_set): Support dumping
2744 decls not in referenced-vars.
2745 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
2746 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
2747 (dump_points_to_solution): Likewise.
2748 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
2749 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
2750 (remap_gimple_stmt): Reset call clobber/use information if necessary.
2751 (copy_decl_to_var): Copy DECL_PT_UID.
2752 (copy_result_decl_to_var): Likewise.
2753 * tree.c (make_node_stat): Initialize DECL_PT_UID.
2754 (copy_node_stat): Copy it.
2755 * tree.h (DECL_PT_UID): New macro.
2756 (SET_DECL_PT_UID): Likewise.
2757 (DECL_PT_UID_SET_P): Likewise.
2758 (struct tree_decl_minimal): Add pt_uid member.
2759 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
2760 (pt_solution_empty_p): Declare.
2761 (pt_solution_set): Adjust.
2762 (ipa_escaped_pt): Declare.
2763 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
2764 * gimple-pretty-print.c (pp_points_to_solution): New function.
2765 (dump_gimple_call): Dump call clobber/use information.
2766 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
2767 * tree-pass.h (TDF_ALIAS): New dump option.
2768 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
2769 * doc/invoke.texi (-fipa-pta): Update documentation.
2771 2010-04-15 Richard Guenther <rguenther@suse.de>
2773 * Makefile.in (OBJS-common): Add gimple-fold.o.
2774 (gimple-fold.o): New rule.
2775 * tree.h (maybe_fold_offset_to_reference,
2776 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
2778 * gimple.h: ... here.
2779 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
2780 may_propagate_address_into_dereference): Move prototypes ...
2781 * gimple.h: ... here.
2782 * tree-ssa-ccp.c (get_symbol_constant_value,
2783 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
2784 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
2785 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
2786 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
2787 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
2788 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
2789 gimplify_and_update_call_from_tree): Move ...
2790 * gimple-fold.c: ... here. New file.
2791 (ccp_fold_builtin): Rename to ...
2792 (gimple_fold_builtin): ... this.
2793 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
2795 2010-04-15 Richard Guenther <rguenther@suse.de>
2797 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
2798 fit_double_type, force_fit_type_double, add_double_with_sign,
2799 neg_double, mul_double_with_sign, lshift_double, rshift_double,
2800 lrotate_double, rrotate_double, div_and_round_double): Move ...
2801 * double-int.c: ... here.
2802 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
2803 add_double, neg_double, mul_double_with_sign, mul_double,
2804 lshift_double, rshift_double, lrotate_double, rrotate_double,
2805 div_and_round_double): Move prototypes ...
2806 * double-int.h: ... here.
2808 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
2811 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
2812 matching constraints to ensure inputs match the output.
2814 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2817 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
2818 in an input-only operand.
2820 2010-04-15 Anatoly Sokolov <aesok@post.ru>
2822 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
2823 (double_int_not, double_int_lshift, double_int_rshift): Declare.
2824 (double_int_negative_p): Convert to static inline function.
2825 * double-int.c (double_int_lshift, double_int_lshift): New functions.
2826 (double_int_negative_p): Remove.
2827 * tree.h (lshift_double, rshift_double):
2828 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
2829 * fold-const.c (fold_convert_const_int_from_real,
2830 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
2831 (lshift_double): Change type of arith argument to bool.
2832 (rshift_double): Change type of arith argument to bool. Correct
2834 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2836 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
2839 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
2840 at the start and end of the then/else blocks, and omit them from the
2842 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
2843 argument; all callers changed. Pass zero to old_insns_match_p instead.
2844 (flow_find_head_matching_sequence): New function.
2845 (old_insns_match_p): Check REG_EH_REGION notes for calls.
2846 * basic-block.h (flow_find_cross_jump,
2847 flow_find_head_matching_sequence): Declare functions.
2849 2010-04-14 Jason Merrill <jason@redhat.com>
2852 * c-common.c (attribute_takes_identifier_p): New fn.
2853 * c-common.h: Declare it.
2855 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2857 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
2859 (*udivmod<mode>4): Ditto.
2861 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2863 * config/i386/i386.md (maxmin_int): Rename code attribute from
2864 maxminiprefix and update all users.
2865 (maxmin_float): Ditto from maxminfprefix.
2866 (logic): Ditto from logicprefix.
2867 (absneg_mnemonic): Ditto from absnegprefix.
2868 * config/i386/mmx.md: Update all users of maxminiprefix,
2869 maxminfprefix and logicprefix for rename.
2870 * config/i386/sse.md: Ditto.
2871 * config/i386/sync.md (sync_<code><mode>): Update for
2874 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
2877 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
2878 warnings converted to errors.
2880 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2882 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
2883 used insn_type variable.
2884 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
2885 to avoid set-but-not-used warning.
2887 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2889 * df-core.c (df_ref_debug): Change format string placeholder
2891 * dwarf2asm.c (dw2_asm_output_data_raw,
2892 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
2893 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
2894 * dwarf2out.c (output_cfi, output_cfi_directive,
2895 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
2896 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
2898 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
2899 * print-rtl.c (print_rtx): Ditto.
2901 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2904 * builtins.c (expand_builtin_pow_root): New function to expand pow
2905 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
2906 series of sqrt and cbrt calls under -ffast-math.
2907 (expand_builtin_pow): Call it.
2909 2010-04-14 Michael Matz <matz@suse.de>
2911 PR tree-optimization/42963
2912 * tree-cfg.c (touched_switch_bbs): New static variable.
2913 (group_case_labels_stmt): New function broken out from ...
2914 (group_case_labels): ... here, use the above.
2915 (start_recording_case_labels): Allocate touched_switch_bbs.
2916 (end_recording_case_labels): Deallocate it, call
2917 group_case_labels_stmt.
2918 (gimple_redirect_edge_and_branch): Remember index of affected BB.
2920 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2922 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
2925 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2927 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
2929 2010-04-13 Jan Hubicka <jh@suse.cz>
2931 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
2932 of optimized out static functions.
2933 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
2934 cost computation. Also sanity check for overflows.
2935 (update_caller_keys): Update cgraph_edge_badness call; properly
2936 update fibheap and sanity check that it is up to date.
2937 (add_new_edges_to_heap): Update cgraph_edge_badness.
2938 (cgraph_decide_inlining_of_small_function): Likewise;
2939 add sanity checking that badness in heap is up to date;
2940 improve dumping of reason; Update badness of calls to the
2941 offline copy of function currently inlined; dump badness
2942 of functions not inlined because of unit growth limits.
2944 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2947 * c-common.c (pointer_int_sum): Disregard overflow that occured only
2948 because of sign-extension change when converting to sizetype here...
2949 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
2951 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
2952 the folding to constants. Remove redundant final conversion.
2953 (fold_binary) <associate>: Do not associate if the re-association of
2954 constants alone overflows.
2955 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
2956 to the end of the list.
2957 (multiple_of_p) <COND_EXPR>: New case.
2959 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
2961 * opt-functions.awk (opt_sanitized_name): New.
2963 * optc-gen.awk: Use it
2964 * opth-gen.awk: Use it.
2966 2010-04-13 Martin Jambor <mjambor@suse.cz>
2968 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
2969 (sra_modify_assign): Delete stmts loading dead data even if racc has no
2970 children. Call replace_uses_with_default_def_ssa_name to handle
2973 2010-04-13 Michael Matz <matz@suse.de>
2976 * builtins.c (expand_builtin_interclass_mathfn): Also create
2977 a register if the predicate doesn't match.
2979 2010-04-13 Diego Novillo <dnovillo@google.com>
2981 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
2982 * c-pch.c: Include timevar.h.
2983 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
2984 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
2985 * ggc-common.c: Include timevar.h.
2986 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
2987 * timevar.def (TV_PCH_SAVE): Define.
2988 (TV_PCH_CPP_SAVE): Define.
2989 (TV_PCH_PTR_REALLOC): Define.
2990 (TV_PCH_PTR_SORT): Define.
2991 (TV_PCH_RESTORE): Define.
2992 (TV_PCH_CPP_RESTORE): Define.
2994 2010-04-13 Michael Matz <matz@suse.de>
2996 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
2998 (can_reassociate_p): New function.
2999 (break_up_subtract_bb, reassociate_bb): Use it.
3001 2010-04-13 Richard Guenther <rguenther@suse.de>
3004 * builtins.c (c_readstr): Fix assert.
3006 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
3008 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
3009 when generating cltd insn.
3011 (*ashl<mode>3_1): Remove special handling for register operand 2.
3012 (*ashlsi3_1_zext): Ditto.
3013 (*ashlhi3_1): Ditto.
3014 (*ashlhi3_1_lea): Ditto.
3015 (*ashlqi3_1): Ditto.
3016 (*ashlqi3_1_lea): Ditto.
3017 (*<shiftrt_insn><mode>3_1): Ditto.
3018 (*<shiftrt_insn>si3_1_zext): Ditto.
3019 (*<shiftrt_insn>qi3_1_slp): Ditto.
3020 (*<rotate_insn><mode>3_1): Ditto.
3021 (*<rotate_insn>si3_1_zext): Ditto.
3022 (*<rotate_insn>qi3_1_slp): Ditto.
3024 2010-04-13 Richard Guenther <rguenther@suse.de>
3026 * tree-ssa-structalias.c (callused_id): Remove.
3027 (call_stmt_vars): New.
3028 (get_call_vi): Likewise.
3029 (lookup_call_use_vi): Likewise.
3030 (lookup_call_clobber_vi): Likewise.
3031 (get_call_use_vi): Likewise.
3032 (get_call_clobber_vi): Likewise.
3033 (make_transitive_closure_constraints): Likewise.
3034 (handle_const_call): Adjust to do per-call call-used handling.
3035 (handle_pure_call): Likewise.
3036 (find_what_var_points_to): Remove general callused handling.
3037 (init_base_vars): Likewise.
3038 (init_alias_vars): Initialize call_stmt_vars.
3039 (compute_points_to_sets): Process call-used and call-clobbered
3040 vars for call statements.
3041 (delete_points_to_sets): Free call_stmt_vars.
3043 2010-04-13 Richard Guenther <rguenther@suse.de>
3045 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3046 Only add RW dependence for dependence distance zero.
3047 Adjust maximal vectorization factor according to dependences.
3048 Move alignment handling ...
3049 (vect_find_same_alignment_drs): ... here. New function.
3050 (vect_analyze_data_ref_dependences): Adjust.
3051 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
3052 (vect_analyze_data_refs): Adjust minimal vectorization factor
3053 according to data references.
3054 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
3055 dependences before determining the vectorization factor.
3056 Analyze alignment after determining the vectorization factor.
3057 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
3058 dependences before alignment.
3059 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
3061 (vect_analyze_data_refs): Likewise.
3062 (MAX_VECTORIZATION_FACTOR): New define.
3064 2010-04-13 Duncan Sands <baldrick@free.fr>
3066 * except.h (lang_eh_type_covers): Remove.
3067 * except.c (lang_eh_type_covers): Likewise.
3069 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3070 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3072 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
3073 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
3074 UNITS_PER_LONG where it is ABI relevant.
3075 (s390_return_addr_rtx): Likewise.
3076 (s390_back_chain_rtx): Likewise.
3077 (s390_frame_area): Likewise.
3078 (s390_frame_info): Likewise.
3079 (s390_initial_elimination_offset): Likewise.
3080 (save_gprs): Likewise.
3081 (s390_emit_prologue): Likewise.
3082 (s390_emit_epilogue): Likewise.
3083 (s390_function_arg_advance): Likewise.
3084 (s390_function_arg): Likewise.
3085 (s390_va_start): Likewise.
3086 (s390_gimplify_va_arg): Likewise.
3087 (s390_function_profiler): Likewise.
3088 (s390_optimize_prologue): Likewise.
3089 (s390_rtx_costs): Likewise.
3090 (s390_secondary_reload): Likewise.
3091 (s390_promote_function_mode): Likewise.
3092 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
3093 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
3094 registers available.
3095 (s390_unwind_word_mode): New function.
3096 (s390_function_value): Split 64 bit values into register pair if
3097 used as return value.
3098 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
3099 function call parameters. Handle parallels.
3100 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
3101 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
3102 (DWARF_CIE_DATA_ALIGNMENT): New macro.
3103 (s390_expand_setmem): Remove unused variable src_addr.
3104 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
3105 deal with 64 bit registers.
3106 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
3107 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
3108 (UNITS_PER_LONG): New macro.
3109 * libjava/include/s390-signal.h: Define extended ucontext
3110 structure containing the upper halfs of the 64 bit registers.
3112 2010-04-13 Simon Baldwin <simonb@google.com>
3114 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
3116 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3118 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
3119 rvalue on the RHS if the LHS is of a non-renamable type.
3120 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
3122 2010-04-13 Matthias Klose <doko@ubuntu.com>
3124 * gcc.c (cc1_options): Handle -iplugindir before processing
3125 the cc1 spec. Only add -iplugindir once.
3126 (cpp_unique_options): Add -iplugindir option if -fplugin* options
3128 * common.opt (iplugindir): Remove `Separate' property, initialize.
3129 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
3131 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
3132 (distclean): Remove plugin dir.
3133 * doc/invoke.texi: Document -iplugindir.
3135 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
3137 * doc/plugins.texi (Loading Plugins): Document short
3138 -fplugin=foo option.
3139 (Plugin API): Mention default_plugin_dir_name function.
3141 * gcc.c (find_file_spec_function): Add new declaration.
3142 (static_spec_func): Use it for "find-file".
3143 (find_file_spec_function): Add new function.
3144 (cc1_options): Add -iplugindir option if -fplugin* options found.
3146 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
3148 * plugin.c (add_new_plugin): Updated comment, and handle short
3150 (default_plugin_dir_name): Added new function.
3152 * common.opt (iplugindir): New option to set the plugin directory.
3154 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
3156 * config/i386/i386.md (any_rotate): New code iterator.
3157 (rotate_insn): New code attribute.
3159 (SWIM124): New mode iterator.
3160 (<rotate_insn>ti3): New expander.
3161 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
3162 any_rotate code iterator.
3163 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
3164 using any_rotate code iterator and SWIM124 mode iterator.
3165 (ix86_rotlti3): New insn_and_split pattern.
3166 (ix86_rotrti3): Ditto.
3167 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
3168 ix86_rotl{di,ti}3 patterns.
3169 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
3170 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
3171 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
3172 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
3173 code iterator and SWI mode iterator.
3174 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
3175 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
3177 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
3178 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
3179 (bswap rotatert splitter): Add splitter.
3180 (bswap splitter): Macroize splitter using any_rotate code iterator.
3181 Add insn predicate to split only for TARGET_USE_XCHGB or when
3182 optimizing function for size.
3184 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3186 * config/pa/pa.c (emit_move_sequence): Remove use of
3187 deleted variable flag_argument_noalias.
3189 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3191 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
3193 Add to unsupported targets list.
3194 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
3195 sparc*-sun-solaris2.[567]* from target lists.
3196 * configure: Regenerate.
3197 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
3199 Remove Solaris 7 patch references.
3200 (Specific, sparc-sun-solaris2.7): Removed.
3201 (sparc-sun-solaris2*): Update Solaris 7 example.
3202 (sparc64-*-solaris2*): Likewise.
3204 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3206 * config.build (alpha*-dec-osf4*): Remove.
3207 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
3208 of obsolete configurations.
3209 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
3211 * config/alpha/t-osf4: Renamed to ...
3212 * config/alpha/t-osf5: ... this.
3213 * config/alpha/osf.h: Renamed to ...
3214 * config/alpha/osf5.h: ... this.
3215 Merged old osf5.h contents.
3217 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
3218 (EXTRA_SPECS): Removed.
3219 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
3220 reflect removal of Tru64 UNIX V4.0/V5.0 support.
3223 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3225 * doc/contrib.texi (Contributors, Rainer Orth): Update.
3227 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
3230 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
3231 __thiscall convention.
3233 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3235 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
3237 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
3239 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3241 * function.c (assign_parms_initialize_all): Add unused attribute
3244 2010-04-12 Richard Guenther <rguenther@suse.de>
3246 * gsstruct.def (GSS_CALL): New.
3247 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
3248 * gimple.h: Include tree-ssa-alias.h.
3249 (struct gimple_statement_call): New.
3250 (union gimple_statement_struct_d): Add gimple_call member.
3251 (gimple_call_reset_alias_info): Declare.
3252 (gimple_call_use_set): New function.
3253 (gimple_call_clobber_set): Likewise.
3254 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
3255 * gimple.c (gimple_call_reset_alias_info): New function.
3256 (gimple_build_call_1): Call it.
3257 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3258 * tree-inline.c (remap_gimple_stmt): Likewise.
3259 (expand_call_inline): Remove callused handling.
3260 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
3261 * tree-dfa.c (dump_variable): Likewise.
3262 * tree-parloops.c (parallelize_loops): Likewise.
3263 * tree-ssa.c (init_tree_ssa): Likewise.
3264 (delete_tree_ssa): Likewise.
3265 * tree-flow-inline.h (is_call_used): Remove.
3266 * tree-flow.h (struct gimple_df): Remove callused member.
3267 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
3268 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
3269 (ref_maybe_used_by_call_p_1): Simplify.
3270 (call_may_clobber_ref_p_1): Likewise.
3271 * tree-ssa-structalias.c (compute_points_to_sets): Set
3272 the call stmt used and clobbered sets.
3273 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
3274 (find_tail_calls): Verify the tail call.
3276 2010-04-12 Richard Guenther <rguenther@suse.de>
3278 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
3279 single-iteration always-inline inlining.
3280 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
3281 (cgraph_decide_inlining): Do not handle always-inline specially.
3282 (try_inline): Remove always-inline cycle detection special case.
3283 Do not recurse on always-inlines.
3284 (cgraph_early_inlining): Do not iterate if not optimizing.
3285 (cgraph_gate_early_inlining): remove.
3286 (pass_early_inline): Run unconditionally.
3287 (gate_cgraph_decide_inlining): New function.
3288 (pass_ipa_inline): Use it. Do not run the IPA inliner if
3289 not inlining or optimizing.
3290 (cgraph_decide_inlining_of_small_functions): Also consider
3291 always-inline functions.
3292 (cgraph_default_inline_p): Return true for nodes which should
3293 disregard inline limits.
3294 (estimate_function_body_sizes): Assume zero size and time for
3295 nodes which are marked as disregarding inline limits.
3296 (cgraph_decide_recursive_inlining): Do not perform recursive
3297 inlining on always-inline nodes.
3299 2010-04-12 Jakub Jelinek <jakub@redhat.com>
3302 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
3303 for exprs satisfying handled_component_p.
3305 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
3307 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
3308 non-constant aggregate elements.
3310 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
3311 is a real initialization.
3313 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
3316 * c-decl.c (start_function): Move forward check for nested function.
3318 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3320 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
3321 * config/sh/sh.c: Include reload.h.
3322 (sh_legitimize_reload_address): New.
3323 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
3324 sh_legitimize_reload_address.
3326 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3328 * config/sh/sh.md (*movqi_pop): New insn pattern.
3329 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
3331 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3333 * config/i386/i386.md (any_shiftrt): New code iterator.
3334 (shiftrt_insn): New code attribute.
3336 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
3337 using any_shiftrt code iterator.
3338 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
3339 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
3340 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
3341 pattern from corresponding peephole2 patterns.
3342 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
3343 using any_shiftrt code iterator.
3344 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
3345 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
3346 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
3347 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
3348 *{ashr,lshr}<mode>3_cmp_zext.
3349 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
3351 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3353 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
3355 (*lshr<mode>3_cconly): Ditto.
3357 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3359 * config/i386/i386.md (lshr<mode>3): Macroize expander from
3360 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3361 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3362 pattern from *lshr{di,ti}3_1 and corresponding splitters using
3364 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3365 from corresponding peephole2 patterns.
3366 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
3367 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
3368 and *lshrdi3_1_rex64 using SWI mode iterator.
3369 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
3370 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
3371 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
3372 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
3373 and *lshrdi3_cmp_rex64 using SWI mode iterator.
3374 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
3375 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
3376 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
3377 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
3380 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
3382 * config/i386/i386.md (ashr<mode>3): Macroize expander from
3383 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3384 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3385 pattern from *ashr{di,ti}3_1 and corresponding splitters using
3387 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3388 from corresponding peephole2 patterns.
3389 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
3390 (ashrsi3_cvt): Rename from ashrsi3_31.
3391 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
3392 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
3393 and x86_64_shift_adj_3 using SWI48 mode iterator.
3394 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
3395 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
3396 and *ashrdi3_1_rex64 using SWI mode iterator.
3397 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
3398 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
3399 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
3400 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
3401 and *ashrdi3_cmp_rex64 using SWI mode iterator.
3402 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
3403 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
3404 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
3405 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
3407 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
3408 * config/i386/i386.c (ix86_split_ashr): Update for renamed
3409 x86_shift<mode>_adj_3 expanders.
3411 2010-04-10 Wei Guozhi <carrot@google.com>
3414 * config/arm/arm.c (arm_pic_static_addr): New function.
3415 (legitimize_pic_address): Call arm_pic_static_addr when it detects
3417 (arm_output_addr_const_extra): Output expression for new pattern.
3418 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
3420 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
3422 * ira-costs.c (record_reg_classes): Ignore alternatives that are
3425 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
3426 * web.c: Include "insn-config.h" and "recog.h".
3427 (union_match_dups): New function.
3428 (web_main): Call it.
3429 (union_defs): Don't try to recognize match_dups.
3431 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
3432 if doing so would replace the entire pattern.
3434 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3438 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
3439 and splitter pattern. Change splitter operand 1 predicate to
3442 2010-04-09 Martin Jambor <mjambor@suse.cz>
3444 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
3445 lattices are addresses of CONST_DECLs with the same initial value.
3446 (ipcp_print_all_lattices): Print values of CONST_DECLs.
3447 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3449 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
3450 Bernd Schmidt <bernds@codesourcery.com>
3452 * loop-invariant.c (replace_uses): New static function.
3453 (move_invariant_reg): Use it to ensure we can replace the uses.
3455 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
3457 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
3459 (picochip_override_options): Enable section anchors only above -O1.
3460 (picochip_reorg): Fixed a couple of build warnings.
3462 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3464 * configure.ac (plugin -rdynamic test): Log result.
3465 * configure: Regenerate.
3466 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
3467 (RDYNAMIC_SPEC): Define.
3468 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
3470 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3472 * configure.ac: Determine Sun ld version numbers.
3473 (comdat_group): Restrict GNU ld version checks to gld.
3474 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
3475 (enable_comdat): Support --enable-comdat.
3476 * configure: Regenerate.
3477 * doc/install.texi (Configuration): Document --enable-comdat.
3479 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3481 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
3482 * config/sol2-gld.h: ... here.
3483 * config.gcc (sparc*-*-solaris2*): Reflect this.
3484 (i[34567]86-*-solaris2*): Use it.
3486 2010-04-09 Steve Ellcey <sje@cup.hp.com>
3488 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
3490 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
3492 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3495 * diagnostic.c (diagnostic_initialize): Initialize
3496 some_warnings_are_errors.
3497 (diagnostic_finish): New.
3498 (diagnostic_action_after_output): Call it before exiting.
3499 (diagnostic_report_diagnostic): Do not print message here. Set
3500 some_warnings_are_errors.
3501 * diagnostic.h (diagnostic_context): Delete
3502 issue_warnings_are_errors_message. Add some_warnings_are_errors.
3503 (diagnostic_finish): Declare.
3504 * toplev.c (toplev_main): Call it before exit.
3506 2010-04-09 Jason Merrill <jason@redhat.com>
3509 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
3510 for incomplete type.
3513 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
3514 based on a warning flag.
3516 2010-04-09 Richard Guenther <rguenther@suse.de>
3518 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
3520 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
3523 * varasm.c (default_assemble_visibility): Wrap vars that are
3524 set, but unused, by targets without GAS.
3525 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
3526 Remove set, but unused, vars.
3527 (rs6000_legitimize_tls_address): Likewise.
3528 (altivec_expand_dst_builtin): Likewise.
3529 * config/darwin.c (machopic_classify_symbol): Likewise.
3530 (machopic_indirection_name): Likewise.
3532 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3534 * config/i386/i386.md (DWI): New mode iterator.
3535 (S): New mode attribute.
3536 (shift_operand): Ditto.
3537 (shift_immediate_operand): Ditto.
3538 (ashl_input_operand): Ditto.
3539 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
3540 using SDWIM mode iterator.
3541 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
3542 pattern from *ashl{di,ti}3_1 and corresponding splitters using
3544 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
3545 from corresponding peephole2 patterns.
3546 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
3547 and x86_64_shift_adj_1 using SWI48 mode iterator.
3548 (x86_shift<mode>_adj_2): Ditto.
3549 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
3550 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
3551 using SWI48 mode iterator.
3552 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
3553 *ashldi3_cmp_rex64 using SWI mode iterator.
3554 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
3555 *ashldi3_cconly_rex64 using SWI mode iterator.
3556 * config/i386/i386.c (ix86_split_ashl): Update for renamed
3557 x86_shift<mode>_adj_{1,2}.
3558 (ix86_split_ashr): Ditto.
3559 (ix86_split_lshr): Ditto.
3561 2010-04-09 Richard Guenther <rguenther@suse.de>
3563 * target.h (builtin_conversion): Pass in input and output types.
3564 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
3565 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
3566 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
3567 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
3569 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
3571 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
3573 2010-04-09 Richard Guenther <rguenther@suse.de>
3576 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
3578 2010-04-09 Richard Guenther <rguenther@suse.de>
3580 * tree-vectorizer.h (struct _stmt_vec_info): Document
3581 that vectype is the type of the LHS.
3582 (supportable_widening_operation, supportable_narrowing_operation):
3583 Get both input and output vector types as arguments.
3584 (vect_is_simple_use_1): Declare.
3585 (get_same_sized_vectype): Likewise.
3586 * tree-vect-loop.c (vect_determine_vectorization_factor):
3587 Set STMT_VINFO_VECTYPE to the vector type of the def.
3588 (vectorizable_reduction): Adjust.
3589 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
3590 Adjust. Specify the output vector type.
3591 (vect_pattern_recog_1): Adjust.
3592 * tree-vect-stmts.c (get_same_sized_vectype): New function.
3593 (vectorizable_call): Adjust.
3594 (vectorizable_conversion): Likewise.
3595 (vectorizable_operation): Likewise.
3596 (vectorizable_type_demotion): Likewise.
3597 (vectorizable_type_promotion): Likewise.
3598 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
3600 (vect_is_simple_use_1): New function.
3601 (supportable_widening_operation): Get both input and output
3603 (supportable_narrowing_operation): Likewise.
3604 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
3606 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
3608 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
3609 __thiscall and _thiscall as predefined macros.
3610 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
3611 thiscall attribute handling.
3612 (ix86_comp_type_attributes): Likewise.
3613 (ix86_function_regparm): Likewise.
3614 (ix86_return_pops_args): Likewise.
3615 (init_cumulative_args): Likewise.
3616 (find_drap_reg): Likewise.
3617 (ix86_static_chain): Likewise.
3618 (x86_this_parameter): Likewise.
3619 (x86_output_mi_thunk): Likewise.
3620 (ix86_attribute_table): Add description for thiscall attribute.
3621 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
3622 * doc/extend.texi: Add documentation for thiscall.
3624 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3627 * c.opt (Wint-to-pointer-cast): Available in C++.
3628 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
3630 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
3632 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
3633 * calls.c (expand_call): Pass the function type to aggregate_value_p.
3634 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
3635 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
3636 function type instead. Reorder and simplify checks.
3638 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
3640 2010-04-08 Jing Yu <jingyu@google.com>
3641 Zdenek Dvorak <ook@ucw.cz>
3643 PR tree-optimization/42720
3644 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
3645 loop unswitch conditions here from ...
3646 (tree_unswitch_single_loop): ... here.
3648 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3650 * tree-if-conv.c: Fix comments and simplify logic.
3652 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3654 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
3655 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
3656 (main_tree_if_conversion): Update call to tree_if_conversion.
3658 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3661 * doc/invoke.texi (-b,-V): Delete.
3662 * doc/tm.texi: Do not mention -b.
3663 * gcc.c (display_help): Delete -b and -V.
3664 (process_command): Delete -b and -V.
3665 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
3667 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
3668 Wolfgang Gellerich <gellerich@de.ibm.com>
3670 Implement target hook for loop unrolling
3671 * target.h (loop_unroll_adjust): Add a new target hook function.
3672 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
3673 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
3674 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
3675 (s390_loop_unroll_adjust): Implement the new target hook for s390.
3676 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
3678 (decide_unroll_stupid): Likewise.
3680 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3683 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
3685 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3687 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
3688 (Specific, *-*-solaris2*): Likewise.
3689 Don't prefer Sun as over GNU as.
3691 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
3693 * config/s390/s390.c (override_options): Adjust the z10
3694 defaults for max-unroll-times, max-completely-peeled-insns
3695 and max-completely-peel-times.
3697 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3699 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
3700 instructions for z10.
3701 (s390_expand_setmem): Likewise.
3702 (s390_expand_cmpmem): Likewise.
3704 2010-04-08 Richard Guenther <rguenther@suse.de>
3706 PR tree-optimization/43679
3707 * tree-ssa-pre.c (eliminate): Only propagate copies.
3709 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3712 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
3713 set but not used variable warning.
3715 2010-04-08 Wei Guozhi <carrot@google.com>
3718 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
3719 (arm_size_rtx_costs): Call the new function when optimized for size.
3721 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3724 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
3725 op0 is not a MEM, just return NULL instead of assertion
3727 (discover_nonconstant_array_refs): Don't walk debug stmts.
3729 2010-04-08 Doug Kwan <dougkwan@google.com>
3731 * configure.ac: Recognize gold and do not use its version number
3732 to test ld features.
3733 * configure: Regenerate.
3735 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
3738 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
3739 (negate_value): Move code to push elements to broken_up_substracts ...
3740 (eliminate_plus_minus_pair): ... here. Push operands that have no
3741 negative pair to plus_negates.
3742 (repropagate_negates, init_reassoc, fini_reassoc): Update.
3744 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3746 * doc/install.texi (Configuration): Move description of
3747 --enable-lto, --with-libelf*, --enable-gold from Java section to
3750 * doc/generic.texi (Working with declarations)
3751 (Function Properties, C and C++ Trees): Fix typos.
3752 * doc/sourcebuild.texi (Top Level): Likewise.
3754 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3757 * tree.h (DECL_READ_P): Define.
3758 (struct tree_decl_common): Add decl_read_flag.
3759 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
3760 a set but not used warning.
3761 (merge_decls): Merge DECL_READ_P flag.
3762 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
3763 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
3764 * c-common.c (handle_used_attribute, handle_unused_attribute):
3766 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
3768 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
3770 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
3771 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
3772 c_parser_binary_expression, c_parser_cast_expression,
3773 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
3774 Call default_function_array_read_conversion instead of
3775 default_function_array_conversion where needed.
3776 (c_parser_unary_expression, c_parser_conditional_expression,
3777 c_parser_postfix_expression_after_primary, c_parser_initelt):
3778 Likewise. Call mark_exp_read where needed.
3779 (c_parser_statement_after_labels, c_parser_asm_operands,
3780 c_parser_typeof_specifier, c_parser_sizeof_expression,
3781 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
3783 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
3785 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
3786 (warn_unused_but_set_parameter): Default to warn_unused
3788 * doc/invoke.texi: Document -Wunused-but-set-variable and
3789 -Wunused-but-set-parameter.
3791 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
3792 used count variable.
3793 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
3794 when operandN variables aren't used in the body of the expander
3796 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
3797 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
3798 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
3799 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
3800 FOR_EACH_IMM_USE_ON_STMT): Likewise.
3801 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
3802 * tree.c (PROCESS_ARG): Likewise.
3804 2010-04-07 Simon Baldwin <simonb@google.com>
3806 * diagnostic.h (diagnostic_override_option_index): New macro to
3807 set a diagnostic's option_index.
3808 * c-tree.h (c_cpp_error): Add warning reason argument.
3809 * opts.c (_warning_as_error_callback): New.
3810 (register_warning_as_error_callback): Store callback for
3811 warnings enabled via enable_warning_as_error.
3812 (enable_warning_as_error): Call callback, minor code tidy.
3813 * opts.h (register_warning_as_error_callback): Declare.
3814 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
3815 response to -Werror=.
3816 (c_common_init_options): Register warning_as_error_callback in opts.c.
3817 * common.opt: Add -Wno-cpp option.
3818 * c-common.c (struct reason_option_codes_t): Map cpp warning
3819 reason codes to gcc option indexes.
3820 * (c_option_controlling_cpp_error): New function, lookup the gcc
3821 option index for a cpp warning reason code.
3822 * (c_cpp_error): Add warning reason argument, call
3823 c_option_controlling_cpp_error for diagnostic_override_option_index.
3824 * doc/invoke.texi: Document -Wno-cpp.
3826 2010-04-07 Richard Guenther <rguenther@suse.de>
3828 * ipa-reference.c (mark_load): Use get_base_address.
3829 (mark_store): Likewise.
3831 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
3832 inserting GIMPLE_NOPs into the IL.
3833 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3834 Explicitly strip handled components and indirect references.
3836 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
3837 folding address expressions.
3838 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
3839 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
3840 operand_equal_p to compare decls.
3841 (ptr_deref_may_alias_decl_p): Likewise.
3842 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
3843 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
3844 Handle reversed comparison ops.
3845 * tree-sra.c (asm_visit_addr): Use get_base_address.
3846 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
3847 * ipa-reference.c (mark_address): Use get_base_address.
3849 2010-04-07 Richard Guenther <rguenther@suse.de>
3851 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
3852 Propagate constants everywhere.
3854 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3857 * tree.c (MAX_INT_CACHED_PREC): Define.
3858 (nonstandard_integer_type_cache): New array.
3859 (build_nonstandard_integer_type): Cache results for precision
3860 <= MAX_INT_CACHED_PREC.
3862 2010-04-07 Richard Guenther <rguenther@suse.de>
3864 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
3865 -fargument-noalias-global, -fargument-noalias-anything): Remove.
3866 * common.opt: Likewise.
3867 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
3868 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
3869 (nonoverlapping_memrefs_p): Likewise.
3870 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3871 * opts.c (common_handle_option): Handle OPT_fargument_alias,
3872 OPT_fargument_noalias, OPT_fargument_noalias_anything and
3873 OPT_fargument_noalias_global for backward compatibility.
3875 2010-04-07 Richard Guenther <rguenther@suse.de>
3877 PR tree-optimization/43270
3878 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
3879 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
3880 * tree-ssa-pre.c (phi_translate_1): Adjust.
3881 (fully_constant_expression): Split out vn_reference handling to ...
3882 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
3883 Fold reads from constant strings.
3884 (vn_reference_lookup): Handle fully constant references.
3885 (vn_reference_lookup_pieces): Likewise.
3886 * Makefile.in (expmed.o-warn): Add -Wno-error.
3888 2010-04-07 Martin Jambor <mjambor@suse.cz>
3890 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
3892 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
3895 * gcc.c: Add -static-libstdc++ to list of recognized options.
3897 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3899 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
3901 2010-04-07 Richard Guenther <rguenther@suse.de>
3904 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
3905 bases build simple mem attributes to retain points-to information.
3907 2010-04-07 Richard Guenther <rguenther@suse.de>
3910 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
3911 preserve points-to related information.
3913 2010-04-07 Richard Guenther <rguenther@suse.de>
3916 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
3917 discard plain indirect references.
3918 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
3919 * tree.c (tree_nop_conversion): Likewise.
3921 2010-04-07 Dodji Seketeli <dodji@redhat.com>
3924 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
3926 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
3928 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
3929 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
3931 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3933 * tree-if-conv.c: Fix indentation and comments.
3935 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3937 * tree-if-conv.c: Sort static functions in topological order.
3939 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3941 * tree-if-conv.c: Fix indentation and comments.
3943 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3946 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
3947 lang_hooks.types.type_for_size instead of
3948 build_nonstandard_integer_type.
3949 When converting an unsigned type to signed, double its precision.
3950 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
3951 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
3952 (graphite_create_new_loop_guard): When ub + 1 wraps around,
3955 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3958 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
3959 POINTER_PLUS_EXPR for pointer types.
3961 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3964 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
3965 * graphite-clast-to-gimple.c: Include langhooks.h.
3966 (max_signed_precision_type): New.
3967 (max_precision_type): Takes two types as arguments.
3968 (precision_for_value): New.
3969 (precision_for_interval): New.
3970 (gcc_type_for_interval): New.
3971 (gcc_type_for_value): New.
3972 (gcc_type_for_clast_term): New.
3973 (gcc_type_for_clast_red): New.
3974 (gcc_type_for_clast_bin): New.
3975 (gcc_type_for_clast_expr): Split up into several functions.
3976 (gcc_type_for_clast_eq): Rewritten.
3977 (compute_bounds_for_level): New.
3978 (compute_type_for_level_1): New.
3979 (compute_type_for_level): New.
3980 (gcc_type_for_cloog_iv): Removed.
3981 (gcc_type_for_iv_of_clast_loop): Rewritten.
3982 (graphite_create_new_loop): Compute the lower and upper bound types
3983 with gcc_type_for_clast_expr.
3984 (graphite_create_new_loop_guard): Same.
3985 (find_cloog_iv_in_expr): Removed.
3986 (compute_cloog_iv_types_1): Removed.
3987 (compute_cloog_iv_types): Removed.
3988 (gloog): Do not call compute_cloog_iv_types.
3989 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
3991 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
3992 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
3993 (GBB_CLOOG_IV_TYPES): Removed.
3995 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3997 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
3998 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
3999 (detect_commutative_reduction): Same.
4001 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4003 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
4004 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
4006 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
4007 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
4008 (rewrite_commutative_reductions_out_of_ssa): Same.
4009 * passes.c (execute_function_todo): Call verify_ssa for every pass
4010 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
4011 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
4012 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
4013 with an extra argument.
4014 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
4015 verify_ssa only when the extra argument is true.
4016 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
4017 with an extra argument.
4018 (tree_transform_and_unroll_loop): Same.
4020 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4022 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
4023 for all the passes of the LNO having LOOP_CLOSED_SSA.
4024 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
4025 * tree-loop-distribution.c (pass_loop_distribution): Same.
4026 * tree-pass.h (TODO_verify_loops): Removed.
4027 * tree-ssa-loop.c (pass_tree_loop_init): Same.
4029 (pass_tree_unswitch): Same.
4030 (pass_predcom): Same.
4031 (pass_vectorize): Same.
4032 (pass_linear_transform): Same.
4033 (pass_graphite_transforms): Same.
4034 (pass_iv_canon): Same.
4035 (pass_complete_unroll): Same.
4036 (pass_complete_unrolli): Same.
4037 (pass_parallelize_loops): Same.
4038 (pass_loop_prefetch): Same.
4039 (pass_iv_optimize): Same.
4041 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
4044 * passes.c (init_optimization_passes): Move pass_lim before
4045 pass_copy_prop and pass_dce_loop.
4047 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4050 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
4051 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
4052 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
4053 MULTI_* defines for 4 argument vpermil2p* builtins.
4055 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4057 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
4058 * config/i386/i386.c (x86_maybe_negate_const_int): New.
4059 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
4060 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
4061 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
4062 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
4063 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
4064 Use x86_maybe_negate_const_int to output insn mnemonic.
4065 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
4066 check from instruction predicate. Update comments.
4067 * config/i386/sync.md (sync_add<mode>): Use
4068 x86_maybe_negate_const_int to output insn mnemonic.
4070 2010-04-06 Jan Hubicka <jh@suse.cz>
4072 PR tree-optimization/42906
4073 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
4074 IGNORE_SELF argument. Set visited_control_parents for fully
4076 (find_obviously_necessary_stmts): Update call of
4077 mark_control_dependent_edges_necessary.
4078 (propagate_necessity): Likewise. Handle PHI edges more curefully.
4080 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4082 * config/i386/i386.md: Remove comment about 'e' and 'E'
4085 2010-04-06 Richard Guenther <rguenther@suse.de>
4087 PR tree-optimization/43627
4088 * tree-vrp.c (extract_range_from_unary_expr): Widenings
4089 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
4092 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4094 * BASE-VER: Change to 4.6.0.
4097 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
4100 2010-04-06 Richard Guenther <rguenther@suse.de>
4103 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
4105 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4107 * doc/invoke.texi (Optimize Options): Document that LTO
4108 won't remove object access purely due to incompatible
4111 2010-04-04 Matthias Klose <doko@ubuntu.com>
4113 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
4114 Initialize variable.
4116 2010-04-03 Richard Guenther <rguenther@suse.de>
4119 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
4120 require a non-NULL MEM_OFFSET.
4122 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
4124 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
4125 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
4126 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
4127 config/alpha/predicates.md, config/arm/arm.md,
4128 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
4129 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
4130 config/darwin9.h, config/darwin.c, config/darwin.h,
4131 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
4132 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
4133 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
4134 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
4135 config/mips/mips.md, config/mn10300/mn10300.c,
4136 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
4137 config/rs6000/aix.h, config/rs6000/dfp.md,
4138 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
4139 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
4140 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
4141 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
4142 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
4143 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
4144 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
4145 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
4146 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
4147 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
4148 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
4149 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
4150 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
4151 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
4152 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
4153 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
4154 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
4155 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
4156 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
4157 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
4158 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
4159 opt-functions.awk, opth-gen.awk, params.def, passes.c,
4160 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
4161 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
4162 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
4163 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
4164 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
4165 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
4166 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
4167 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
4168 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
4169 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
4170 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
4171 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
4172 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
4173 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
4175 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4178 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
4179 * aclocal.m4: Regenerate.
4181 2010-04-02 Richard Guenther <rguenther@suse.de>
4183 PR tree-optimization/43629
4184 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
4185 if we have seen a constant value.
4187 2010-04-02 Joseph Myers <joseph@codesourcery.com>
4189 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
4191 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
4194 * arm.c (legitimize_tls_address): Adjust call to
4195 gen_tls_load_dot_plus_four.
4196 (arm_note_pic_base): New function.
4197 (arm_cannot_copy_insn_p): Use it.
4198 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
4201 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4206 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4208 * Makefile.in ($(out_object_file)): Depend on
4209 gt-$(basename $(notdir $(out_file))).h.
4211 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
4213 * config.gcc (lm32-*-rtems*): Add t-lm32.
4215 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
4217 * config.gcc: Add lm32-*-rtems*.
4218 * config/lm32/rtems.h: New file.
4220 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
4223 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
4225 2010-04-01 Jakub Jelinek <jakub@redhat.com>
4227 * dwarf2out.c (output_compilation_unit_header): For
4228 -gdwarf-4 use version 4 instead of version 3.
4229 (output_line_info): For version 4 and above emit additional
4230 maximum ops per insn header field.
4231 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
4233 * dwarf2out.c (is_c_family, is_java): Remove.
4234 (lower_bound_default): New function.
4235 (add_bound_info, gen_descr_array_type_die): Use it.
4237 2010-04-01 Dodji Seketeli <dodji@redhat.com>
4240 * dwarf2out.c (gen_variable_die): Allow debug info for variable
4241 re-declaration when it happens in a function.
4243 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
4245 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
4246 (cgraph_remove_function_insertion_hook): Same.
4247 (cgraph_call_function_insertion_hooks): Same.
4249 2010-04-01 Richard Guenther <rguenther@suse.de>
4252 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
4253 and TREE_THIS_VOLATILE.
4254 (copy_ref_info): Likewise.
4255 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
4256 * tree.c (build6_stat): Ignore side-effects of all but arg5
4257 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
4260 2010-04-01 Richard Guenther <rguenther@suse.de>
4262 PR tree-optimization/43607
4263 * ipa-type-escape.c (check_call): Do not access non-existing
4266 2010-04-01 Richard Guenther <rguenther@suse.de>
4270 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4271 Jack Howarth <howarth@bromo.med.uc.edu>
4273 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4276 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4278 * doc/install.texi (Prerequisites): Document libelf usability on
4279 IRIX 5/6 and Solaris 2.
4280 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
4281 Update GNU as, GNU ld requirements.
4282 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
4283 Document Sun Studio compiler download.
4284 Update and simplify as, ld recommendations.
4285 (Specific, *-*-solaris2.7): Note obsoletion, removal.
4287 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4289 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
4290 with_tune_32 to pentium4.
4292 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
4294 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
4296 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4298 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
4299 obsoletion, removal.
4301 Document GNU as requirement.
4302 Update configure requirements.
4303 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
4304 Recomment IRIX 6.5.18+.
4305 Document IDF/IDL requirement.
4306 Document GNU as requirement.
4307 Document GNU ld bootstrap failure.
4308 Remove freeware.sgi.com reference.
4310 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4312 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
4313 UNIX V4.0, V5.0 obsoletion, removal.
4314 Remove --with-gc=simple reference.
4315 Update VM requirements during bootstrap.
4316 Remove -oldas bootstrap description.
4317 Update binutils reference.
4318 Remove comparison failure note.
4320 2010-03-31 Richard Guenther <rguenther@suse.de>
4321 Zdenek Dvorak <ook@ucw.cz>
4322 Sebastian Pop <sebastian.pop@amd.com>
4325 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
4326 with multiple arguments.
4327 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
4329 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4331 * graphite-dependences.c (print_pddr): Call print_pdr with an
4333 * graphite-poly.c (debug_pdr): Add an extra argument for the
4336 (print_pbb_domain): Same.
4338 (print_scop_context): Same.
4340 (print_cloog): Same.
4341 (debug_pbb_domain): Same.
4345 (debug_scop_context): Same.
4347 (debug_cloog): Same.
4348 (print_scop_params): Same.
4349 (debug_scop_params): Same.
4350 (print_iteration_domain): Same.
4351 (print_iteration_domains): Same.
4352 (debug_iteration_domain): Same.
4353 (debug_iteration_domains): Same.
4354 (print_scattering_function): Same.
4355 (print_scattering_functions): Same.
4356 (debug_scattering_function): Same.
4357 (debug_scattering_functions): Same.
4358 * graphite-poly.h (debug_pdr): Update declaration.
4360 (print_pbb_domain): Same.
4362 (print_scop_context): Same.
4364 (print_cloog): Same.
4365 (debug_pbb_domain): Same.
4369 (debug_scop_context): Same.
4371 (debug_cloog): Same.
4372 (print_scop_params): Same.
4373 (debug_scop_params): Same.
4374 (print_iteration_domain): Same.
4375 (print_iteration_domains): Same.
4376 (debug_iteration_domain): Same.
4377 (debug_iteration_domains): Same.
4378 (print_scattering_function): Same.
4379 (print_scattering_functions): Same.
4380 (debug_scattering_function): Same.
4381 (debug_scattering_functions): Same.
4383 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4385 * graphite-poly.c (print_scattering_function_1): New.
4386 (print_scattering_function): Call it.
4387 (print_scop_params): Remove spaces at the end of lines.
4390 * graphite-poly.h (print_cloog): Declared.
4391 (debug_cloog): Declared.
4393 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4395 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
4397 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
4398 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
4399 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
4400 to switch between adding the IV bump in loop->latch or in loop->header.
4402 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4404 * graphite-poly.c (print_scattering_function): Pretty print following
4407 (print_pbb_domain): Same.
4408 (dump_gbb_cases): Same.
4409 (dump_gbb_conditions): Same.
4412 (print_scop_params): Same.
4413 (print_scop_context): Same.
4415 (print_pbb_body): New.
4416 (lst_indent_to): New.
4417 (print_lst): Start new lines with a #.
4418 * graphite-poly.h (pbb_bb): New.
4419 (pbb_index): Use pbb_bb.
4420 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
4422 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
4424 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4426 * dwarf2out.c (size_of_die): For -gdwarf-4 use
4427 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
4428 and 0 instead of 1 for dw_val_class_flag.
4429 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
4430 dw_val_class_range_list, dw_val_class_loc_list,
4431 dw_val_class_lineptr and dw_val_class_macptr, use
4432 DW_FORM_flag_present for dw_val_class_flag and
4433 DW_FORM_exprloc for dw_val_class_loc.
4434 (output_die): For -gdwarf-4 print dw_val_class_loc
4435 size as uleb128 instead of 1 or 2 bytes and don't print
4436 anything for dw_val_class_flag.
4438 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
4439 instead of cselib_lookup following by tweaking locs->setting_insn.
4442 * cselib.c (cselib_process_insn): Clear cselib_current_insn
4443 even before returning from label, setjmp call or volatile asm
4446 2010-03-31 Richard Guenther <rguenther@suse.de>
4449 * cgraphunit.c (cgraph_output_in_order): Do not allocate
4450 temporary data on stack.
4452 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4454 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
4455 (PUSHSECTION_ASM_OP): Remove.
4456 (POPSECTION_ASM_OP): Remove.
4457 (PUSHSECTION_FORMAT): Remove.
4458 * config/sol2.h (PUSHSECTION_FORMAT): Define.
4459 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
4460 * config/sol2.c (solaris_output_init_fini): Use it.
4462 2010-03-31 Jie Zhang <jie@codesourcery.com>
4465 * opt-functions.awk (var_type_struct): Use signed char type
4466 for simple variables.
4468 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4470 * config/sol2.c: Include output.h.
4471 (solaris_assemble_visibility): New function.
4472 * config/t-sol2 (sol2.o): Add output.h dependency.
4473 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
4474 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
4477 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4480 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
4481 V2SImode or XFmode on PRE_DEC.
4484 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
4487 2010-03-31 Jie Zhang <jie@codesourcery.com>
4490 * reload.h (caller_save_initialized_p): Declare.
4491 * toplev.c (backend_init_target): Don't call
4492 init_caller_save but set caller_save_initialized_p to false.
4493 * caller-save.c (caller_save_initialized_p): Define.
4494 (init_caller_save): Check caller_save_initialized_p.
4495 * ira.c (ira): Call init_caller_save if flag_caller_saves.
4497 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4500 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
4501 and soft-fp/t-softfp to tmake_file.
4502 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
4503 (LIBGCC2_TF_CEXT): Define.
4506 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
4509 * cselib.c (n_useless_values): Document handling of debug locs.
4510 (n_useless_debug_values, n_debug_values): New variables.
4511 (new_elt_loc_list): Don't add to debug values, keep count.
4512 (promote_debug_loc): New.
4513 (cselib_reset_table): Zero new variables.
4514 (entry_and_rtx_equal_p): Promote debug locs.
4515 (discard_useless_locs): Increment n_useless_debug_values for
4517 (remove_useless_values): Adjust n_useless_values and n_debug_values
4518 with n_useless_debug_values.
4519 (add_mem_for_addr): Promote debug locs.
4520 (cselib_lookup_mem): Likewise.
4521 (cselib_lookup_addr): Renamed to...
4522 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
4523 (cselib_log_lookup): ... this. Turn into...
4524 (cselib_lookup_addr): ... new wrapper.
4525 (cselib_lookup_from_insn): New.
4526 (cselib_invalidate_regno): Increment n_useless_debug_values for
4528 (cselib_invalidate_mem): Likewise.
4529 (cselib_process_insn): Take n_deleted and n_debug_values into
4530 account to guard remove_useless_value call.
4531 (cselib_finish): Zero n_useless_debug_values.
4532 * cselib.h (cselib_lookup_from_insn): Declare.
4533 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
4534 (sched_analyze_2): Likewise.
4536 2010-03-30 Jakub Jelinek <jakub@redhat.com>
4538 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
4540 (adjust_mems): Replace narrowing SUBREG of expression containing
4541 just PLUS, MINUS, MULT and ASHIFT of registers and constants
4542 with operations in the narrower mode.
4545 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
4546 regs_invalidated_by_call instead all call_used_reg_set registers.
4548 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
4551 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
4552 pointer comparisons with types_compatible_p.
4553 * tree-vect-stmts.c (vectorizable_call): Same.
4554 (vectorizable_condition): Same.
4556 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4558 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
4559 stack check if the mask would be zero.
4561 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4562 Jack Howarth <howarth@bromo.med.uc.edu>
4564 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4567 2010-03-30 Joseph Myers <joseph@codesourcery.com>
4570 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
4572 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
4573 Include ___unordxf2 and ___unordtf2.
4574 * config/i386/libgcc-glibc.ver: Do not define inheritance from
4577 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
4579 * config/lm32/t-lm32: New file.
4580 * config.gcc: Use the above file when targetting lm32.
4582 2010-03-28 Duncan Sands <baldrick@free.fr>
4584 * Makefile.in (PLUGIN_HEADERS): Add except.h.
4586 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4589 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
4590 Improve vectorization cost model diagnostic.
4592 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4595 * tree-vect-data-refs.c (vect_analyze_data_refs): When
4596 compute_data_dependences_for_loop returns false, early exit
4597 and output an extra diagnostic for the failed data reference
4600 2010-03-29 Richard Guenther <rguenther@suse.de>
4602 PR tree-optimization/43560
4603 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
4604 (can_sm_ref_p): Treat stores to readonly locations as trapping.
4606 2010-03-29 Jie Zhang <jie@codesourcery.com>
4609 * toplev.c (process_options): Set optimization_default_node
4610 and optimization_current_node.
4611 * opts.c (decode_options): Don't set optimization_default_node
4612 and optimization_current_node.
4614 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
4616 * config/rtems.h: Abandon -qrtems_debug.
4618 2010-03-28 Jan Hubicka <jh@suse.cz>
4620 PR tree-optimization/43505
4621 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
4622 map should not be copied.
4624 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4627 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
4628 cdtors, set DECL_PRESERVE_P.
4629 * ipa.c (cgraph_externally_visible_p): Return true if declaration
4632 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
4634 PR tree-optimization/43528
4635 * stor-layout.c (place_field): Check that constant fits into
4636 unsigned HWI when skipping calculation of MS bitfield layout.
4638 2010-03-27 Jan Hubicka <jh@suse.cz>
4641 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
4642 notice_global_symbol work.
4644 2010-03-27 Jakub Jelinek <jakub@redhat.com>
4646 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
4647 instead of dwarf2out_decl.
4648 (struct var_loc_node): Remove section_label field.
4649 (dwarf2out_function_decl): New function.
4650 (dwarf2out_var_location): Don't set section_label field.
4651 (dwarf2out_begin_function): Don't empty decl_loc_table here.
4653 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4655 PR tree-optimization/43544
4656 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4657 First argument for builtin vectorized function hook is now a
4658 tree to be able to distinguish between machine specific and
4660 * targhooks.c (default_builtin_vectorized_function): Ditto.
4661 * targhooks.h (default_builtin_vectorized_function): Ditto.
4662 * target.h (struct gcc_target): Ditto.
4663 * tree-vect-stmts.c (vectorizable_function): Ditto.
4664 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
4665 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4668 2010-03-26 Joseph Myers <joseph@codesourcery.com>
4671 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
4672 nested binding iff it is a FUNCTION_DECL.
4673 (store_parm_decls_newstyle): Pass nested=true to bind for
4674 FUNCTION_DECLs amongst parameters.
4676 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4678 * var-tracking.c (vt_expand_loc_callback): Don't run
4679 cselib_expand_value_rtx_cb in dummy mode if
4680 cselib_dummy_expand_value_rtx_cb returned false.
4682 * var-tracking.c (emit_note_insn_var_location): For one part
4683 notes with offset 0, don't add EXPR_LIST around the location.
4684 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
4685 add_location_or_const_value_attribute): Adjust for that change.
4688 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
4689 into first operand and location into second.
4690 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
4691 dw_cfi_oprnd_loc for DW_CFA_expression.
4692 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
4693 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
4694 assume first argument is regnum and second argument is location.
4696 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4699 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
4700 of scratch register to DImode. Split to DImode comparison operator.
4701 Use SImode subreg of scratch register in the multiplication.
4702 (*cmp_sadd_sidi): Ditto.
4703 (*cmp_ssub_si): Ditto.
4704 (*cmp_ssub_sidi): Ditto.
4706 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4709 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
4710 Remove invalid assert and wrong comment.
4712 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4715 * flags.h (final_insns_dump_p): New extern.
4716 * final.c (final_insns_dump_p): New variable.
4717 (rest_of_clean_state): Set it before -fdump-final-insns=
4718 dumping, clear afterwards.
4719 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
4720 MEM_ALIAS_SET on MEMs.
4722 2010-03-26 David S. Miller <davem@davemloft.net>
4724 * configure.ac: Fix sparc GOTDATA_OP bug check.
4725 * configure: Rebuild.
4727 2010-03-26 Alan Modra <amodra@gmail.com>
4729 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
4731 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4733 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
4734 TLS_SECTION_ASM_FLAG.
4736 2010-03-25 Jakub Jelinek <jakub@redhat.com>
4739 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
4740 Clear first_function_block_is_cold.
4743 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
4744 argument if the argument is truth_value_p.
4746 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4748 * config/rs6000/constraints.md: Update copyright year for my changes.
4751 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
4752 used in reg+reg addressing, swap registers.
4754 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4757 * target.h (struct gcc_target): Add code_end hook.
4758 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
4760 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
4761 * toplev.c (compile_file): Call targetm.asm_out.code_end
4762 hook before unwind info/debug info output.
4763 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
4764 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
4765 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4766 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
4767 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4768 * config/i386/i386.c (ix86_file_end): Renamed to...
4769 (ix86_code_end): ... this. Make static. Don't call
4770 file_end_indicate_exec_stack. Emit unwind info using
4771 final_start_function/final_end_function.
4772 (darwin_x86_file_end): Remove.
4773 (TARGET_ASM_CODE_END): Define.
4774 * config/i386/i386.h (TARGET_ASM_FILE_END,
4775 NEED_INDICATE_EXEC_STACK): Don't define.
4776 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
4777 (TARGET_ASM_FILE_END): Define to darwin_file_end.
4778 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
4779 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
4782 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
4783 at the beginning and final_end_function at the end.
4784 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
4786 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4788 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
4789 and Sun as TLS syntax.
4790 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
4791 * configure: Regenerate.
4792 * config.in: Regenerate.
4793 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
4794 (default_elf_asm_named_section): Use it.
4795 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
4796 (i386_output_dwarf_dtprel): Likewise.
4797 (output_addr_const_extra): Likewise.
4798 (output_pic_addr_const): Lowercase @GOTTPOFF.
4799 (output_addr_const_extra): Likewise.
4800 (output_pic_addr_const): Lowercase @GOTNTPOFF.
4801 (output_addr_const_extra): Likewise.
4802 (output_pic_addr_const): Lowercase @INDNTPOFF.
4803 (output_addr_const_extra): Likewise.
4804 (output_pic_addr_const): Lowercase @NTPOFF.
4805 (output_addr_const_extra): Likewise.
4806 (output_pic_addr_const): Lowercase @TPOFF.
4807 (output_addr_const_extra): Likewise.
4808 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
4809 (*tls_global_dynamic_64): Likewise.
4810 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
4811 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
4813 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
4814 (ASM_OUTPUT_TLS_COMMON): Use it.
4815 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
4818 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
4819 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
4820 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
4821 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
4822 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4823 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
4825 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4827 * config/i386/i386.c (override_options): Don't accept
4828 -mtls-dialect=sun any longer.
4829 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
4830 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
4831 (*tls_local_dynamic_base_32_sun): Likewise.
4832 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4834 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4837 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4838 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
4841 * ira.c (adjust_cleared_regs): New function.
4842 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
4846 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
4848 * expr.c (expand_expr_real): Restore previous
4849 curr_insn_source_location and curr_insn_block after
4850 expand_expr_real_1 call.
4851 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
4852 instead of expand_expr_real_1.
4854 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
4856 PR rtl-optimization/43413
4857 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
4860 2010-03-22 James E. Wilson <wilson@codesourcery.com>
4863 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
4864 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
4866 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
4868 * config/i386/i386.c (ix86_target_string): Add -mfma.
4869 Fix a typo in comment.
4871 2010-03-22 Mike Stump <mikestump@comcast.net>
4874 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
4875 Don't overly align based upon packed packed fields.
4877 2010-03-22 Jason Merrill <jason@redhat.com>
4879 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
4880 Use () rather than [], and move before the element type.
4882 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4884 * doc/configfiles.texi (Configuration Files): Removed
4885 fixinc/Makefile*, intl/Makefile.*.
4886 * doc/makefile.texi: Fixed markup. Abstract from version
4887 control system used.
4888 (Makefile): Removed obsolete gcc/java/parse.y example.
4889 * doc/sourcebuild.texi: Likewise.
4890 (Top Level): Added config, gnattools, libdecnumber, libgcc,
4891 libgomp, libssp. Removed fastjar.
4892 (Miscellaneous Docs): Clarify location.
4893 Added COPYING3, COPYING3.LIB.
4894 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
4896 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4899 * config/i386/i386.c (x86_function_profiler)
4900 [!NO_PROFILE_COUNTERS]: Fix typo.
4901 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
4904 2010-03-22 Janis Johnson <janis187@us.ibm.com>
4905 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4907 * doc/sourcebuild.texi (Test Directives): Split into six
4908 subsections, with most of the current text in new subsections
4909 Directives, Selectors, and Final Actions.
4910 (Directives): Split list of test directives into multiple
4912 (Selectors): Describe use and syntax of selectors.
4913 (Effective-Target Keywords): Describe all existing keywords.
4914 (Add Options): Describe features for dg-add-options.
4915 (Require Support): Describe variants of dg-require-support.
4916 (Final Actions): Describe commands to use in dg-final.
4918 2010-03-22 Michael Matz <matz@suse.de>
4921 * recog.c (validate_replace_rtx_group): Replace also in
4922 REG_EQUAL and REG_EQUIV notes.
4924 2010-03-22 Richard Guenther <rguenther@suse.de>
4926 PR tree-optimization/43390
4927 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
4928 sure vector extracts are type correct.
4930 2010-03-22 Richard Guenther <rguenther@suse.de>
4933 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
4934 x * sqrt (x) even when optimizing for size if the target
4935 has native support for sqrt.
4937 2010-03-22 Jakub Jelinek <jakub@redhat.com>
4939 * varasm.c (make_decl_rtl_for_debug): Also clear
4940 flag_mudflap for the duration of make_decl_rtl call.
4943 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
4944 locs from preserved VALUEs.
4946 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4949 * pa.md (movmemsi): Set align to one if zero.
4950 (movmemdi): Likewise.
4952 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
4955 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
4956 with their corresponding prologue pushes.
4958 2010-03-20 Andrew Pinski <pinskia@gmail.com>
4961 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
4962 at the begining or end.
4963 (spu_expand_epilogue): Likewise.
4965 2010-03-20 Richard Guenther <rguenther@suse.de>
4967 PR rtl-optimization/43438
4968 * combine.c (make_extraction): Properly zero-/sign-extend an
4969 extraction of the low part of a CONST_INT. Also handle
4972 2010-03-19 Mike Stump <mikestump@comcast.net>
4974 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
4975 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
4976 (override_options): Use SUBTARGET32_DEFAULT_CPU.
4978 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4981 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
4984 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
4986 PR rtl-optimization/42258
4987 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
4988 use that may match DEF.
4991 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
4992 the cost of loading the constant rather than assuming
4994 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
4995 outer code is AND, do the same tests as the andsi3 expander and
4996 return COSTS_N_INSNS (1) if and is cheap.
4998 * optabs.c (avoid_expensive_constant): Fix formatting.
5000 2010-03-19 Michael Matz <matz@suse.de>
5003 * attribs.c (decl_attributes): When rebuilding a function pointer
5004 type use the same qualifiers as the original pointer type.
5006 2010-03-19 Martin Jambor <mjambor@suse.cz>
5008 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
5009 and is_gimple_ip_invariant_address.
5011 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5014 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5016 * config/arm/arm.c (arm_override_options): Turn off
5017 flag_dwarf2_cfi_asm for AAPCS variants.
5019 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5022 * config/arm/arm.c (emit_multi_reg_push): Update comments.
5023 Use PRE_MODIFY instead of PRE_DEC.
5024 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
5025 (vfp_emit_fstmd): Likewise.
5027 2010-03-19 Michael Matz <matz@suse.de>
5030 * builtins.c (expand_builtin_interclass_mathfn,
5031 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
5034 2010-03-19 Richard Guenther <rguenther@suse.de>
5036 PR tree-optimization/43415
5037 * tree-ssa-pre.c (phi_translate): Split out worker to ...
5038 (phi_translate_1): ... this.
5039 (phi_translate): Move all caching here. Cache all NARY
5040 and REFERENCE translations.
5042 2010-03-19 David S. Miller <davem@davemloft.net>
5044 With help from Eric Botcazou.
5045 * config/sparc/sparc.c: Include dwarf2out.h.
5046 (emit_pic_helper): Delete.
5047 (pic_helper_symbol_name): Delete.
5048 (pic_helper_emitted_p): Delete.
5049 (pic_helper_needed): New.
5050 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
5051 (get_pc_thunk_name): New.
5052 (load_pic_register): Remove 'delay_pic_helper' arg. Use
5053 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
5054 Set pic_helper_needed to true. Don't call emit_pic_helper.
5055 (sparc_expand_prologue): Update load_pic_register call.
5056 (sparc_output_mi_thunk): Likewise.
5057 (sparc_file_end): Emit a hidden comdat symbol for the PIC
5058 thunk if possible. Output CFI information as needed.
5060 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5061 Jack Howarth <howarth@bromo.med.uc.edu>
5064 * config/i386/i386.h: Fix ABI on darwin x86-32.
5066 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
5068 * tree.h: Declare make_decl_rtl_for_debug.
5069 * varasm.c (make_decl_rtl_for_debug): New.
5070 * dwarf2out.c (rtl_for_decl_location): Call it.
5071 * cfgexpand.c (expand_debug_expr): Call it.
5073 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5076 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
5080 * var-tracking.c (vt_init_cfa_base): Do nothing if
5081 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
5083 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
5086 * var-tracking.c (canonicalize_vars_star): New.
5087 (dataflow_post_merge_adjust): Use it.
5089 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5092 * var-tracking.c (non_suitable_const): New function.
5093 (add_uses): For DEBUG_INSNs with constants, don't record any
5094 value, instead just the constant value itself.
5095 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
5096 is not VAR_LOC_UNKNOWN_P, set var to the constant.
5097 (emit_notes_in_bb): Likewise.
5098 (emit_note_insn_var_location): For onepart variables if
5099 cur_loc is a VOIDmode constant, use DECL_MODE.
5101 2010-03-18 Martin Jambor <mjambor@suse.cz>
5104 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
5105 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
5106 all non-clones. Moved call redirection...
5107 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
5108 (cgraph_materialize_all_clones): Dispose of all
5109 combined_args_to_skip bitmaps.
5110 (verify_cgraph_node): Do not check for edges pointing to wrong
5111 nodes in inline clones.
5112 * tree-inline.c (copy_bb): Call
5113 cgraph_redirect_edge_call_stmt_to_callee.
5114 * ipa.c (cgraph_remove_unreachable_nodes): Call
5115 cgraph_node_remove_callees even when there are used clones.
5117 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5119 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
5121 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5124 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
5127 2010-03-18 Michael Matz <matz@suse.de>
5130 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
5131 into sqrt(x) if we need to preserve signed zeros.
5133 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
5134 Eric Botcazou <ebotcazou@adacore.com>
5136 PR rtl-optimization/43360
5137 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
5138 note if we don't know its invariant status.
5140 2010-03-18 Michael Matz <matz@suse.de>
5142 PR tree-optimization/43402
5143 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
5144 PHI chains of ssa names registered for update.
5146 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
5149 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
5150 non-offsettable and pre_modify update addressing.
5151 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
5152 and "2" alternatives "#".
5153 (*movdd_softfloat32): Make all alternatives "#";
5154 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
5155 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
5156 (*movdf_softfloat32): Make all alternatives "#";
5157 (movdi): Use the new DIFD mode iterator to create a common splitter
5158 for movdi, movdf and movdd patterns.
5160 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
5162 * common.opt (dumpdir): Remove redundant tab.
5164 2010-03-17 Martin Jambor <mjambor@suse.cz>
5166 PR tree-optimization/43347
5167 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
5168 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
5170 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
5172 PR rtl-optimization/42216
5173 * regrename.c (create_new_chain): New function, broken out from...
5174 (scan_rtx_reg): ... here. Call it. Handle the case where we are
5175 appending a use to an empty chain.
5176 (build_def_use): Remove previous changes that convert OP_INOUT to
5177 OP_OUT operands; instead detect the case where an OP_INOUT operand
5178 uses a previously untracked register and create an empty chain for it.
5180 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5182 * doc/extend.texi (Function Attributes): Rewrite unfinished
5183 sentence in ms_abi documentation.
5185 2010-03-17 Alan Modra <amodra@gmail.com>
5187 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
5188 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
5189 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
5190 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
5192 2010-03-16 Richard Henderson <rth@redhat.com>
5195 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
5196 (lower_try_finally): Save and restore eh_seq around the expansion
5199 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5201 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
5202 statements before splitting block.
5204 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5206 * doc/sourcebuild.texi (Testsuites): Fix markup.
5207 Use pathnames relative to gcc/testsuite.
5208 (Test Directives): Move description of how timeout is determined.
5209 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
5210 (C Tests): Correct gcc.misc-tests directory.
5211 Framework tests now live in gcc.test-framework.
5213 2010-03-16 Richard Guenther <rguenther@suse.de>
5216 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
5217 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
5219 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5220 Alexandre Oliva <aoliva@redhat.com>
5222 PR tree-optimization/42917
5223 * lambda-code.c (remove_iv): Skip debug statements.
5224 (lambda_loopnest_to_gcc_loopnest): Likewise.
5225 (not_interesting_stmt): Debug statements are not interesting.
5227 2010-03-16 Jakub Jelinek <jakub@redhat.com>
5231 * cselib.c (cselib_preserve_constants,
5232 cfa_base_preserved_val): New static variables.
5233 (preserve_only_constants): New function.
5234 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
5235 clear its REG_VALUES. If cselib_preserve_constants, don't
5236 empty the whole hash table, but preserve there VALUEs with constants,
5237 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
5238 (cselib_preserve_cfa_base_value): New function.
5239 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
5240 (cselib_init): Change argument to int bitfield. Set
5241 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
5243 (cselib_finish): Clear cselib_preserve_constants and
5244 cfa_base_preserved_val.
5245 * cselib.h (enum cselib_record_what): New enum.
5246 (cselib_init): Change argument to int.
5247 (cselib_preserve_cfa_base_value): New prototype.
5248 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
5249 * dse.c (dse_step1): Likewise.
5250 * cfgcleanup.c (thread_jump): Likewise.
5251 * sched-deps.c (sched_analyze): Likewise.
5252 * gcse.c (local_cprop_pass): Likewise.
5253 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
5254 If FN is non-NULL, call the callback always and whenever it returns
5255 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
5256 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
5257 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
5258 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
5259 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
5260 * var-tracking.c: Include recog.h.
5261 (bb_stack_adjust_offset): Remove.
5262 (vt_stack_adjustments): Don't call it, instead just gather the
5263 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
5264 (adjust_stack_reference): Remove.
5265 (compute_cfa_pointer): New function.
5266 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
5267 (struct adjust_mem_data): New type.
5268 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
5270 (get_address_mode): New function.
5271 (replace_expr_with_values): Use it.
5272 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
5273 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
5274 (adjust_sets): Remove.
5275 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
5276 Use get_address_mode.
5277 (get_adjusted_src): Remove.
5278 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
5279 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
5280 (add_with_sets): Don't call adjust_sets.
5281 (fp_setter, vt_init_cfa_base): New functions.
5282 (vt_initialize): Change return type to bool. Move most of pool etc.
5283 initialization to the beginning of the function from end. Pass
5284 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
5285 If !frame_pointer_needed, call vt_stack_adjustment before mos
5286 vector is filled, call vt_init_cfa_base if argp/framep has been
5287 eliminated to sp. If frame_pointer_needed and argp/framep has
5288 been eliminated to hard frame pointer, set
5289 hard_frame_pointer_adjustment and call vt_init_cfa_base after
5290 encountering fp setter in the prologue. For MO_ADJUST, call
5291 log_op_type before pusing the op into mos vector, not afterwards.
5292 Call adjust_insn before cselib_process_insn/add_with_sets,
5293 call cancel_changes (0) afterwards.
5294 (variable_tracking_main_1): Adjust for vt_initialize calling
5295 vt_stack_adjustments and returning whether it succeeded or not.
5297 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
5299 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
5302 2010-03-15 Jakub Jelinek <jakub@redhat.com>
5304 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
5306 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
5307 drap_reg has not been set.
5309 2010-03-15 Michael Matz <matz@suse.de>
5312 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
5313 use it to expand block copies.
5314 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
5315 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
5316 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
5318 2010-03-15 Richard Guenther <rguenther@suse.de>
5320 PR tree-optimization/43367
5321 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
5324 2010-03-15 Richard Guenther <rguenther@suse.de>
5326 PR tree-optimization/43317
5327 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
5329 2010-03-15 Martin Jambor <mjambor@suse.cz>
5331 PR tree-optimization/43141
5332 * tree-sra.c (create_abstract_origin): New function.
5333 (modify_function): Call create_abstract_origin.
5335 2010-03-15 Chris Demetriou <cgd@google.com>
5337 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
5340 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5343 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
5344 call insert_out_of_ssa_copy for default definitions.
5346 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5348 * graphite-clast-to-gimple.c (my_long_long): Defined.
5349 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
5350 * graphite-sese-to-poly.c (my_long_long): Defined.
5351 (scop_ivs_can_be_represented): Use it.
5353 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5355 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
5356 graphite-max-bbs-per-function, and loop-block-tile-size.
5357 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
5359 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
5361 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5363 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
5364 forward declaration.
5365 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
5366 (add_upper_bounds_from_estimated_nit): New.
5367 (build_loop_iteration_domains): Use it.
5369 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5371 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
5373 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5376 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
5377 should be an INTEGER_CST. Also handle CASE_CONVERT.
5379 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5381 * graphite.c (graphite_initialize): To bound the number of bbs per
5382 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
5383 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
5384 * doc/invoke.texi: Document it.
5386 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5388 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
5389 * graphite-sese-to-poly.h (build_poly_scop): Same.
5391 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5393 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
5394 the number of parameters in the scop. Use as an upper bound
5395 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
5396 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
5397 * doc/invoke.texi: Document it.
5399 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
5401 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
5402 * doc/c-tree.texi: Remove.
5403 * doc/generic.texi: Merge c-tree.texi here.
5404 * doc/gccint.texi (Trees): Remove menu entry.
5405 (c-tree.texi): Remove @include.
5406 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
5407 * doc/languages.texi (Reading RTL): Ditto.
5409 2010-03-12 Steve Ellcey <sje@cup.hp.com>
5412 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
5414 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5417 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
5418 code added to work around reload clobbering CONST insns.
5420 2010-03-12 Jakub Jelinek <jakub@redhat.com>
5422 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
5423 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
5424 (cselib_preserve_only_values): Remove retain argument, don't
5425 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
5426 * cselib.h (cselib_preserve_only_values): Remove retain argument.
5427 * var-tracking.c (micro_operation): Move insn field before union.
5428 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
5429 (struct variable_tracking_info_def): Remove n_mos field, change
5430 mos into a vector of micro_operations.
5431 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
5432 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
5433 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
5434 changing into a vector.
5435 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
5436 come before all other uops generated by add_stores.
5437 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
5439 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
5440 a vector. Run just one pass over the bbs instead of separate counting
5441 and computation phase.
5442 (vt_finalize): Free VTI (bb)->mos vector instead of array.
5445 * tree-inline.c (remap_decls): Put old_var rather than origin_var
5446 into *nonlocalized_list vector.
5447 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
5448 even if origin is non-NULL.
5449 (gen_variable_die): Likewise.
5450 (process_scope_var): Don't change origin.
5451 (gen_decl_die): Likewise.
5452 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
5453 before adding new edges instead of after it, fix moving over
5456 2010-03-11 David S. Miller <davem@davemloft.net>
5458 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
5460 * configure: Rebuild.
5462 2010-03-11 Martin Jambor <mjambor@suse.cz>
5464 PR tree-optimization/43257
5465 * tree.c (assign_assembler_name_if_neeeded): New function.
5466 (free_lang_data_in_cgraph): Assembler name assignment moved to the
5468 * tree.h (assign_assembler_name_if_neeeded): Declare.
5469 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
5470 the function if needed.
5472 2010-03-11 Chris Demetriou <cgd@google.com>
5474 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
5475 include/stdint-gcc.h, and include/stdint.h world-readable.
5477 2010-03-11 Richard Guenther <rguenther@suse.de>
5479 PR tree-optimization/43255
5480 * tree-vrp.c (process_assert_insertions_for): Do not insert
5481 asserts for trivial conditions.
5483 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5485 PR tree-optimization/43280
5486 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
5487 generation. Move calculation of size out of the if branch.
5488 (find_bswap): Modify compare number generation.
5490 2010-03-11 Richard Guenther <rguenther@suse.de>
5493 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
5494 (input_gimple_stmt): Fixup handled component types during
5495 operand read. Also fix up decls in ADDR_EXPRs.
5497 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
5499 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
5500 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
5502 2010-03-10 Jan Hubicka <jh@suse.cz>
5505 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
5506 * varasm.c (get_variable_section): Don't do that here...
5507 (make_decl_rtl): ... and here.
5508 (do_assemble_alias): Produce decl RTL.
5509 (assemble_alias): Likewise.
5511 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5514 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
5515 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
5517 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
5518 (based_loc_descr): Only express drap or vdrap regno based expressions
5519 using DW_OP_fbreg when not optimizing.
5520 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
5521 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
5522 REG_CFA_SET_VDRAP note.
5524 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
5526 PR tree-optimization/43236
5527 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
5528 error in calculation of base address in reverse iteration case.
5529 (generate_builtin): Take number of latch executions if the statement
5532 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
5535 * tree-eh.c: Include pointer-set.h.
5536 (lower_eh_dispatch): Filter out duplicate case labels and
5537 remove the unneeded edge when the label is unused. Return
5538 true when some edges are removed.
5539 (execute_lower_eh_dispatch): When any lowering resulted in
5540 removing an edge, also delete unreachable blocks.
5542 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5545 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
5546 UNSPEC_MACHOPIC_OFFSET.
5548 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
5551 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5552 (m68k_delegitimize_address): New function.
5554 2010-03-09 Jakub Jelinek <jakub@redhat.com>
5557 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
5560 * var-tracking.c (adjust_sets): New function.
5561 (count_with_sets, add_with_sets): Use it.
5562 (get_adjusted_src): New inline function.
5563 (add_stores): Use it.
5566 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
5567 call cselib_dummy_expand_value_rtx_cb instead of
5568 cselib_expand_value_rtx_cb.
5571 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
5572 * config/i386/i386.c: Include debug.h and dwarf2out.h.
5573 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
5574 and .cfi_endproc around the pic thunks.
5575 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
5576 all queued unwind info register saves are saved before the call.
5577 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
5578 considered as sp-=4 for unwind info and the pop as sp+=4 which
5579 also clobbers dest, but doesn't actually restore it.
5582 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
5583 RTX_FRAME_RELATED_P.
5585 2010-03-09 Jie Zhang <jie@codesourcery.com>
5587 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
5588 whitespaces in output template.
5590 2010-03-09 Jie Zhang <jie@codesourcery.com>
5592 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
5595 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5597 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
5598 builtins.exp in a separate job.
5600 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5602 * graphite-sese-to-poly.c (add_param_constraints): Use
5603 lower_bound_in_type and upper_bound_in_type.
5605 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5607 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
5608 instead of unsigned_type_node.
5610 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5611 Reza Yazdani <reza.yazdani@amd.com>
5614 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
5615 on pointer type parameters.
5617 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5621 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
5622 handle conversions from pointer to integers.
5623 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
5624 induction variable, to be able to work with code generated by CLooG.
5625 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
5626 (build_poly_scop): Bail out if we cannot codegen a loop.
5628 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5630 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
5631 code generation with gloog_error.
5633 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5635 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
5636 Call fold_convert on all the returned values.
5637 (expand_scalar_variables_expr): Pass to
5638 expand_scalar_variables_ssa_name the type of the resulting expression.
5640 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5642 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
5643 ppl_min_for_le_pointset.
5644 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
5645 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
5647 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5649 * graphite-dependences.c (map_into_dep_poly): Removed.
5650 (dependence_polyhedron_1): Use combine_context_id_scat.
5652 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5654 * graphite-poly.h (struct poly_scattering): Add layout documentation.
5655 (struct poly_bb): Same.
5656 (combine_context_id_scat): New.
5658 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5661 * sese.c (name_defined_in_loop_p): Return false for default
5664 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5666 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
5667 and clean up the logic.
5669 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5671 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
5674 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5676 * var-tracking.c (remove_cselib_value_chains): Define only for
5678 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
5679 delete_slot_part, emit_notes_for_differences_1): Don't call
5680 remove_cselib_value_chains here.
5681 (set_slot_part, emit_notes_for_differences_2): Don't call
5682 add_cselib_value_chains here.
5683 (preserved_values): New vector.
5684 (preserve_value): New function.
5685 (add_uses, add_stores, vt_add_function_parameters): Use it
5686 instead of cselib_preserve_value.
5687 (changed_values_stack): New vector.
5688 (check_changed_vars_0): New function.
5689 (check_changed_vars_1, check_changed_vars_2): Use it.
5690 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
5691 changed_values_stack VALUEs.
5692 (vt_emit_notes): For all preserved_values call
5693 add_cselib_value_chains. If ENABLE_CHECKING call
5694 remove_cselib_value_chains before verifying value_chains is empty.
5695 Initialize and free changed_values_stack.
5696 (vt_initialize): Initialize preserved_values.
5697 (vt_finalize): Free preserved_values.
5699 2010-03-08 Richard Guenther <rguenther@suse.de>
5701 PR tree-optimization/43269
5702 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
5705 2010-03-08 Martin Jambor <mjambor@suse.cz>
5707 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
5708 (ipa_is_param_called): Removed.
5709 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
5710 (ipa_print_node_params): Do not print the called flag.
5711 (ipa_write_node_info): Do not stream the called flag.
5712 (ipa_read_node_info): Likewise.
5714 2010-03-07 Jakub Jelinek <jakub@redhat.com>
5717 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
5718 * cselib.c (struct expand_value_data): Add dummy field.
5719 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
5721 (cselib_dummy_expand_value_rtx_cb): New function.
5722 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
5724 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
5725 * var-tracking.c: Include pointer-set.h.
5726 (variable): Change n_var_parts to char from int. Add
5727 cur_loc_changed and in_changed_variables fields.
5728 (variable_canonicalize): Remove.
5729 (shared_var_p): New inline function.
5730 (unshare_variable): Maintain cur_loc_changed and
5731 in_changed_variables fields. If var was in changed_variables,
5732 replace it there with new_var. Just copy cur_loc instead of
5733 resetting it to something else.
5734 (variable_union): Don't recompute cur_loc. Use shared_var_p.
5735 (dataflow_set_union): Don't call variable_canonicalize.
5736 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
5737 of their DEBUG_EXPR_TREE_DECLs.
5738 (canonicalize_loc_order_check): Verify that cur_loc is NULL
5739 and in_changed_variables and cur_loc_changed is false.
5740 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
5741 and cur_loc_changed. Don't update cur_loc here.
5742 (variable_merge_over_src): Don't call variable_canonicalize.
5743 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
5744 removing loc that is equal to cur_loc, clear cur_loc,
5745 set cur_loc_changed and ensure variable_was_changed is called.
5746 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
5747 compare pointers in cur_loc check, if it is equal to loc,
5748 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
5749 (variable_different_p): Remove compare_current_location argument,
5750 don't compare cur_loc.
5751 (dataflow_set_different_1): Adjust variable_different_p caller.
5752 (variable_was_changed): If dv had some var in changed_variables
5753 already, reset in_changed_variables flag for it and propagate
5754 cur_loc_changed over to the new variable. On empty var
5755 always set cur_loc_changed. Set in_changed_variables on whatever
5756 var is added to changed_variables.
5757 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
5758 Use shared_var_p. When removing loc that is equal to cur_loc,
5759 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
5760 end, don't set it to something else, just call variable_was_changed.
5761 (delete_slot_part): Use shared_var_p. When cur_loc equals to
5762 loc being removed, clear cur_loc and set cur_loc_changed.
5763 Set cur_loc_changed if all locations have been removed.
5764 (struct expand_loc_callback_data): New type.
5765 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
5766 allocated. Always create SUBREGs if simplify_subreg failed.
5767 Prefer to use cur_loc, when that fails and still in
5768 changed_variables (and seen first time) recompute it. Set
5769 cur_loc_changed of variables which had to change cur_loc and
5770 compute elcd->cur_loc_changed if any of the subexpressions used
5771 had to change cur_loc.
5772 (vt_expand_loc): Adjust to pass arguments in
5773 expand_loc_callback_data structure.
5774 (vt_expand_loc_dummy): New function.
5775 (emitted_notes): New variable.
5776 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
5777 that weren't used for any other decl in current
5778 emit_notes_for_changes call call vt_expand_loc_dummy to update
5779 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
5780 first loc_chain location if NULL before. Always use just
5781 cur_loc instead of first loc_chain location. When cur_loc_changed
5782 is false, when not --enable-checking=rtl just don't emit any note.
5783 When rtl checking, compute the note and assert it is the same
5784 as previous note. Clear cur_loc_changed and in_changed_variables
5785 at the end before removing from changed_variables.
5786 (check_changed_vars_3): New function.
5787 (emit_notes_for_changes): Traverse changed_vars to call
5788 check_changed_vars_3 on each changed var.
5789 (emit_notes_for_differences_1): Clear cur_loc_changed and
5790 in_changed_variables. Recompute cur_loc of new_var.
5791 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
5792 (vt_emit_notes): Initialize and destroy emitted_notes.
5794 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
5796 PR rtl-optimization/42220
5797 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
5798 Use verify_reg_tracked to determine if we should use OP_OUT rather
5800 (build_def_use): If we see an in-out operand for a register that we
5801 know nothing about, treat is an output if possible, fail the block if
5804 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5807 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
5810 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5813 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
5814 uses of relevant DEFs that are dead outside the loop too.
5816 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5818 * var-tracking.c (dataflow_set_merge): Swap src and src2.
5820 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5822 * var-tracking.c (values_to_unmark): New variable.
5823 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5824 values_to_unmark vector. Moved body to...
5825 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5826 instead queue it into values_to_unmark vector.
5827 (vt_find_locations): Free values_to_unmark vector.
5829 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
5831 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
5832 (site.exp): Export them when plugins are enabled.
5834 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
5837 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
5839 (chrec_fold_multiply): Same.
5841 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5844 * c-decl.c (build_compound_literal): Return early if init is
5847 2010-03-04 Martin Jambor <mjambor@suse.cz>
5849 PR tree-optimization/43164
5850 PR tree-optimization/43191
5851 * tree-sra.c (type_consists_of_records_p): Reject records with
5852 zero-size bit-fields at the end.
5854 2010-03-04 Mike Stump <mikestump@comcast.net>
5856 * Makefile.in (TAGS): Remove *.y.
5858 2010-03-04 Richard Guenther <rguenther@suse.de>
5860 PR tree-optimization/40761
5861 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
5863 (my_rev_post_order_compute): New function.
5864 (init_pre): Call it.
5866 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
5869 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
5870 decrease the cost of an IV candidate when the cost is infinite.
5872 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5874 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
5875 Use '3DNow!' for the extension of that name, ensure normal space
5877 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
5879 2010-03-03 Jeff Law <law@redhat.com>
5881 * PR middle-end/32693
5882 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
5883 than gen_rtx_SUBREG.
5884 (extract_bit_field_1): Likewise.
5886 2010-03-03 Janis Johnson <janis187@us.ibm.com>
5888 * doc/sourcebuild.texi (Test directives): Document that arguments
5889 include-opts and exclude-opts are now optional for dg-skip-if,
5890 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
5892 2010-03-03 Jason Merrill <jason@redhat.com>
5895 * cgraph.h (varpool_node): Add extra_name field.
5896 * varpool.c (varpool_extra_name_alias): New.
5897 (varpool_assemble_decl): Emit extra name aliases.
5898 (varpool_mark_needed_node): Look past an extra name alias.
5899 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
5900 * lto-streamer-in.c (lto_input_tree): Read it.
5901 * lto-streamer-out.c (output_unreferenced_globals): Write it.
5903 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
5905 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
5906 (sparc*-*-solaris2*): ...this.
5908 2010-03-03 Jakub Jelinek <jakub@redhat.com>
5911 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
5912 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
5913 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
5914 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
5917 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
5918 fallthrough to default handling, just with want_address 0 instead of 2.
5919 For single element lists, add_AT_loc directly, otherwise create an
5920 artificial variable DIE and stick location list to it.
5923 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
5924 (VAL_EXPR_HAS_REVERSE): Define.
5925 (reverse_op): New function.
5926 (add_stores): For reversible operations add an extra MO_VAL_USE.
5928 2010-03-02 Jason Merrill <jason@redhat.com>
5930 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
5932 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
5934 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
5935 (sparc64-*-linux*): Likewise.
5936 (sparc64-*-solaris2*): Include assembler files before linker ones.
5937 (sparc-*-solaris2*): Simplify and reorder to match previous case.
5938 * config/sparc/gas.h: Delete.
5939 * config/sparc/sol2-64.h: Add copyright notice.
5940 * config/sparc/sol2-gas-bi.h: Likewise.
5941 * config/sparc/sol2-gld.h: Likewise.
5942 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
5943 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
5944 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
5945 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
5946 (sparc_elf_asm_named_section): Rename into...
5947 (sparc_solaris_elf_asm_named_section): ...this. Always define.
5949 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
5951 * config/alpha/alpha.c (override_options): Fix -mtune error message.
5953 2010-03-02 Jeff Law <law@redhat.com>
5956 * reload1.c (rtx_p, substitute_stack): Declare.
5957 (substitute): Record addresses of changed rtxs.
5958 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
5959 Restore the original rtx when complete.
5960 (reload): Free subsitute_stack when complete.
5962 2010-03-02 Janis Johnson <janis187@us.ibm.com>
5964 * doc/gccint.texi (menu): Add Testsuites as a chapter.
5965 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
5967 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
5968 LTO Testing, gcov Testing, profopt Testing, compat Testing,
5969 Torture Tests): Change from subsection to section.
5971 2010-03-02 Jakub Jelinek <jakub@redhat.com>
5972 Steven Bosscher <steven@gcc.gnu.org>
5974 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
5977 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
5980 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
5981 the assignment from the new induction variable to the assignment
5982 of the value from the original loop PHI function.
5984 2010-03-01 Janis Johnson <janis187@us.ibm.com>
5985 Daniel Jacobowitz <dan@codesourcery.com>
5987 * doc/sourcebuild.texi (Test directives): Clarify options to
5990 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5992 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
5993 Disable cfi directives unless GCC and gas agree on using read-only
5994 .eh_frame sections for 64-bit.
5995 * configure: Regenerate.
5997 2010-03-01 Richard Guenther <rguenther@suse.de>
5999 PR tree-optimization/43220
6000 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
6001 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
6003 2010-03-01 Richard Guenther <rguenther@suse.de>
6004 Martin Jambor <mjambor@suse.cz>
6007 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
6008 gimplified parameters.
6010 2010-03-01 Christian Bruel <christian.bruel@st.com>
6012 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
6014 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
6016 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
6018 2010-03-01 Richard Guenther <rguenther@suse.de>
6021 * expr.c (expand_assignment): Use the alias-oracle to tell
6022 if the rhs aliases the result decl.
6024 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6027 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
6028 to sol_gt_pch_get_address.
6029 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
6030 64-bit, SPARC and x86.
6031 (sol_gt_pch_get_address): New function.
6033 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
6035 * toplev.h (inform_n, error_n): Declare.
6036 * diagnostic.c (inform_n, error_n): New function.
6038 2010-03-01 Jakub Jelinek <jakub@redhat.com>
6040 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
6041 has no rtl yet when processing local_decls, queue it and recheck
6042 if deferred stack allocation hasn't assigned it rtl.
6044 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6046 * config/sh/sh.c (unspec_bbr_uid): New.
6047 (gen_block_redirect): Use it instead of INSN_UID.
6048 (gen_far_branch): Likewise.
6050 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
6052 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
6053 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
6055 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6057 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
6058 (Warning Options): -Wno-conversion-null is valid for
6059 Objective-C++ as well.
6060 * doc/tm.texi (Named Address Spaces): Likewise.
6061 * doc/plugins.texi (Plugins): Replace TABs with spaces.
6062 * doc/tree-ssa.texi (Tree SSA): Likewise.
6064 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6067 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
6068 by default. Don't set the default arch for
6069 i[34567]86-*-darwin*|x86_64-*-darwin*.
6071 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6074 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
6075 default. Set the default 32bit/64bit archs with $with_arch
6076 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
6078 2010-02-27 Richard Guenther <rguenther@suse.de>
6080 PR tree-optimization/43186
6081 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
6082 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
6083 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
6084 unroller iterations.
6086 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6088 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
6089 required and i[34567]86-*-* targets don't support 64bit ISA.
6091 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
6094 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6097 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6099 * config.gcc: Set the default arch at least to Prescott for
6100 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
6101 if SSE math is enabled.
6103 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6105 * diagnostic.c (diagnostic_initialize): Update.
6106 (diagnostic_report_diagnostic): Test inhibit_notes_p for
6108 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
6109 (diagnostic_inhibit_notes): New.
6110 * toplev.c (process_options): inhibit notes with -fcompare-debug.
6112 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6115 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
6116 * doc/standards.texi: Likewise.
6117 * doc/extend.texi: Likewise.
6118 * doc/trouble.texi: Likewise.
6119 * doc/cppopts.texi: Likewise.
6120 * doc/install.texi: Likewise.
6121 * c.opt (std=c90,std=gnu90): New options.
6122 * c-opts.c (c_common_handle_option): Handle them.
6124 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6127 * c-decl.c (undeclared_variable): Use an informative note.
6129 2010-02-26 Richard Guenther <rguenther@suse.de>
6131 PR tree-optimization/43186
6132 * gimple.h (gimple_fold): Remove.
6133 * gimple.c (gimple_fold): Remove. Inline into single user ...
6134 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
6135 Try harder for conditions.
6137 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6140 * function.c (used_types_insert): Don't skip through named pointer
6141 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
6142 and it is different from the main variant's type.
6144 2010-02-26 Nick Clifton <nickc@redhat.com>
6146 * config/rx/rx.md (sminsi3): Remove bogus alternative.
6148 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6150 * config.gcc: Support --with-fpmath=sse for x86.
6152 * config/i386/ssemath.h: New.
6154 * doc/install.texi (--with-fpmath=sse): Documented.
6156 2010-02-26 Richard Guenther <rguenther@suse.de>
6158 PR tree-optimization/43188
6159 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
6160 vector types of over-aligned element type.
6162 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
6165 * config/i386/i386.c (expand_vec_perm_blend): Use correct
6166 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
6168 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
6170 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
6172 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6174 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
6175 * var-tracking.c: Include diagnostic.h.
6176 (debug_dv): New function.
6177 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
6180 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
6181 (add_value_chain, add_value_chains, remove_value_chain,
6182 remove_value_chains): Handle DEBUG_EXPRs.
6183 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
6186 * regcprop.c (struct queued_debug_insn_change): New type.
6187 (struct value_data_entry): Add debug_insn_changes field.
6188 (struct value_data): Add n_debug_insn_changes field.
6189 (debug_insn_changes_pool): New variable.
6190 (free_debug_insn_changes, apply_debug_insn_changes,
6191 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
6192 (kill_value_one_regno): Call free_debug_insn_changes if needed.
6193 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
6195 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
6197 (copyprop_hardreg_forward_1): Don't call apply_change_group for
6198 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
6199 changes, call cprop_find_used_regs via note_stores.
6200 (copyprop_hardreg_forward): When copying vd from predecessor
6201 which has any queued DEBUG_INSN changes, make sure the pointers are
6202 cleared. At the end call df_analyze and then if there are any
6203 DEBUG_INSN changes queued at the end of some basic block for still
6204 live registers, apply them.
6205 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
6207 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
6209 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
6212 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
6214 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
6215 targets. Set the default with_cpu/with_arch from arch/cpu.
6216 Allow x86-64 and native for with_cpu/with_arch.
6218 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
6220 * ebitmap.c: Change calls to verify_popcount with calls to
6221 sbitmap_verify_popcount.
6222 (ebitmap_clear_bit): Fixed map->cacheindex test and
6223 map>cache update when bit clearing results in an empty
6226 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6229 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
6230 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
6231 and support both V2DF and V2DI modes.
6232 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
6233 support both V2DF and V2DI modes.
6234 (general): Delete trailing whitespace from a few patterns.
6236 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6237 V2DF/V2DI interleave high/low builtins.
6239 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
6242 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
6243 interleave high/low functions.
6245 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
6247 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
6248 #pragma extern_prefix.
6250 2010-02-25 Jakub Jelinek <jakub@redhat.com>
6253 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
6254 BLKmode, assert op0 is a MEM and just adjust its mode.
6257 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
6258 if bitpos isn't multiple of mode's bitsize.
6260 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6262 * c.opt (-ftemplate-depth=): New.
6263 (-ftemplate-depth-): Deprecate.
6264 * optc-gen.awk: Handle -ftemplate-depth=.
6265 * opth-gen.awk: Likewise.
6266 * c-opts.c (c_common_handle_option): Likewise.
6267 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
6269 2010-02-24 Jason Merrill <jason@redhat.com>
6271 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
6273 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6275 * cfg.c (alloc_aux_for_block): Remove inline.
6276 (alloc_aux_for_edge): Likewise.
6278 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6280 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
6282 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6284 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
6285 * config/i386/sol2-gas.h: New file.
6286 * config.gcc (i[34567]86-*-solaris2*): Use it.
6288 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6291 * c-typeck.c (ep_convert_and_check): New.
6292 (build_conditional_expr): Use it.
6293 (build_binary_op): Likewise.
6295 2010-02-24 Jakub Jelinek <jakub@redhat.com>
6297 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
6300 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
6301 bounds even for -O+.
6302 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
6303 expr needs to have DECL_NAME set.
6305 2010-02-24 Nick Clifton <nickc@redhat.com>
6307 * config/mep/mep.c: Include gimple.h.
6308 (mep_function_uses_sp): Delete unused function.
6309 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
6310 parameters. Use unsigned integers to count args. Return a
6311 NULL_RTX instead of an error_mark_node. Toidy up formatting.
6313 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6316 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
6317 greater or equal to nelt instead of 2 * nelt.
6318 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
6321 2010-02-23 Jason Merrill <jason@redhat.com>
6324 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
6325 in cfun->local_decls even if they have register types.
6328 * stor-layout.c (place_field): Don't warn about unnecessary
6329 DECL_PACKED if the type is packed.
6331 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6334 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
6335 GOTOFF relocs, even when the base reg isn't pic pointer.
6337 2010-02-23 Michael Matz <matz@suse.de>
6340 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
6341 (expand_gimple_basic_block): Generate and use debug temps if there
6342 are debug uses left after the last real use of TERed ssa names.
6343 Unlink debug immediate uses when they are expanded.
6345 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
6348 * config/i386/i386.c (override_options): Reorganise to provide
6349 better error messages.
6351 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6354 * graphite-scop-detection.c (create_single_exit_edge): Move
6355 the call to find_single_exit_edge to....
6356 (create_sese_edges): ...here. Don't handle multiple edges
6357 exiting the function.
6358 (build_graphite_scops): Don't handle multiple edges
6359 exiting the function.
6361 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6364 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
6365 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
6367 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6370 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
6372 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
6375 * c-typeck.c (convert_arguments): Print declaration location.
6376 * c-common.c (validate_nargs): Rename as
6377 builtin_function_validate_nargs.
6378 (check_builtin_function_arguments): Update.
6380 2010-02-22 Richard Guenther <rguenther@suse.de>
6383 * tree-inline.c (declare_return_variable): Use the type of
6384 the call stmt lhs if available.
6386 2010-02-22 Duncan Sands <baldrick@free.fr>
6388 * passes.c (register_pass): Always consider all pass lists when
6389 ref_pass_instance_number is zero.
6391 2010-02-22 Richard Guenther <rguenther@suse.de>
6393 PR tree-optimization/42749
6394 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
6395 parameter. Do arithmetic in the original type.
6396 (update_accumulator_with_ops): Likewise.
6397 (adjust_accumulator_values): Adjust.
6399 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6401 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
6402 (QI to BLKmode splitter): New splitter.
6404 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
6406 * config/i386/i386.c (initial_ix86_tune_features): Turn on
6407 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
6409 2010-02-22 Richard Guenther <rguenther@suse.de>
6411 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
6413 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
6415 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
6416 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
6417 ($(T)crti.o, $(T)crtn.o): Remove rules.
6419 2010-02-21 Tobias Burnus <burnus@net-b.de>
6422 * doc/invoke.texi (-fassociative-math): Document that this
6423 option is automatically enabled for Fortran.
6425 2010-02-20 David S. Miller <davem@davemloft.net>
6427 * configure.ac: Test if linker and assembler properly support
6428 GOTDATA_OP relocations.
6429 * configure: Rebuild.
6430 * config.in: Likewise.
6431 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
6432 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
6433 (movsi_high_pic): Likewise.
6434 (movdi_lo_sum_pic): Likewise.
6435 (movdi_high_pic): Likewise.
6436 (movsi_pic_gotdata_op): New pattern.
6437 (movdi_pic_gotdata_op): Likewise.
6438 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
6439 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
6441 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
6444 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
6445 attribute to ssemul.
6446 (xop_mulv2div2di3_high): Ditto.
6448 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6451 * c.opt (Wconversion-null): New option.
6452 * doc/invoke.texi (Wconversion-null): Document.
6454 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6456 * common.opt (Wlarger-than-): Add Undocumented.
6458 2010-02-19 Mike Stump <mikestump@comcast.net>
6460 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
6462 2010-02-19 Jason Merrill <jason@redhat.com>
6465 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
6466 * configure: Likewise.
6468 2010-02-20 Alan Modra <amodra@gmail.com>
6471 * cgraph.h (cgraph_make_decl_local): Declare.
6472 * cgraph.c (cgraph_make_decl_local): New function.
6473 (cgraph_make_node_local): Use it.
6474 * cgraphunit.c (cgraph_function_versioning): Likewise.
6475 * ipa.c (function_and_variable_visibility): Likewise.
6477 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6480 * except.c (sjlj_emit_function_enter): Don't call
6481 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
6483 * rtl.h (add_reg_br_prob_note): Remove prototype.
6485 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6488 * c-common.c (conversion_warning): Remove widening conversions
6489 before checking the conversion of integers to reals.
6491 2010-02-19 Mike Stump <mikestump@comcast.net>
6494 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
6497 * cgraphunit.c (process_function_and_variable_attributes): Check
6498 DECL_PRESERVE_P instead of looking up attribute "used".
6499 * ipa-pure-const.c (check_decl): Likewise.
6500 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
6501 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
6502 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
6503 instead of attribute "used".
6504 * config/sol2-c.c (solaris_pragma_init): Likewise.
6505 (solaris_pragma_fini): Likewise.
6507 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6509 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
6510 Use XCNEW instead of xcalloc.
6511 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
6512 XNEW instead of xmalloc.
6513 (get_fields): Use XNEWVEC instead of xmalloc.
6516 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
6517 populate vars array.
6518 (create_new_general_access): For debug stmts just reset value.
6519 (get_stmt_accesses): For accesses within debug stmts just record them
6520 using add_access_to_acc_sites instead of preventing the peeling or
6521 counting them as accesses.
6524 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
6526 2010-02-19 Richard Guenther <rguenther@suse.de>
6528 PR tree-optimization/42916
6529 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
6532 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
6534 * configure.ac: Replace all uses of changequote in macro arguments
6535 with proper quoting.
6537 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6540 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
6542 2010-02-19 Richard Guenther <rguenther@suse.de>
6544 PR tree-optimization/42944
6545 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
6546 test for aliasing with errno.
6548 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6551 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
6552 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
6553 * dojump.c: Include output.h.
6554 (inv): New inline function.
6555 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
6556 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
6557 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
6558 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
6559 argument, pass it down to other calls.
6560 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
6561 add REG_BR_PROB note to the conditional jump.
6562 * cfgexpand.c (add_reg_br_prob_note): Removed.
6563 (expand_gimple_cond): Don't call it, add the probability
6564 as last argument to jumpif_1/jumpifnot_1.
6565 * Makefile.in (dojump.o): Depend on output.h.
6566 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
6568 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
6569 * stmt.c (do_jump_if_equal): Likewise.
6570 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
6571 * loop-unswitch.c (compare_and_jump_seq): Likewise.
6572 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
6574 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
6575 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
6576 jumpifnot_1 callers.
6577 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
6579 (store_expr): Adjust jumpifnot caller.
6580 (store_constructor): Adjust jumpif caller.
6583 * gimplify.c (gimple_boolify): For __builtin_expect call
6584 gimple_boolify also on its first argument.
6586 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
6588 * configure.ac (gnu-unique-object): Wrap regexps using [] in
6590 (__stack_chk_fail): Ditto. Remove quadrigraphs.
6591 * configure: Regenerated.
6593 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6595 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
6596 lang_hooks.types_compatible_p instead of comptypes.
6598 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
6600 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
6601 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
6602 if __prefer_thumb__ is defined.
6604 2010-02-18 Martin Jambor <mjambor@suse.cz>
6606 PR tree-optimization/43066
6607 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
6608 array with zero-sized element type.
6610 2010-02-18 Jakub Jelinek <jakub@redhat.com>
6612 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
6613 rtx, allocate struct var_loc_node here and return it to the
6614 caller, and only if it is actually needed.
6615 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
6616 move it earlier and return immediately if it returns NULL.
6618 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
6620 * config/sparc/gas.h: New file. Restore
6621 TARGET_ASM_NAMED_SECTION to its ELF default.
6622 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
6624 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6625 Likewise. Add ATTRIBUTE_UNUSED to prototype.
6626 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
6627 after sparc/sysv4.h.
6629 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
6631 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
6633 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
6635 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
6636 patterns from predicated pattern.
6638 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
6641 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
6642 for insn mnemonic suffix.
6644 2010-02-17 Richard Guenther <rguenther@suse.de>
6646 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
6649 2010-02-17 Jakub Jelinek <jakub@redhat.com>
6652 * caller-save.c (save_call_clobbered_regs): If BB ends with
6653 a DEBUG_INSN, move any notes in between last real insn and the last
6654 DEBUG_INSN after the last DEBUG_INSN.
6656 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
6658 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
6659 Fix return type. Fix argument type. Explain meaning of return value.
6661 2010-02-16 Richard Guenther <rguenther@suse.de>
6663 PR tree-optimization/41043
6664 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
6665 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
6667 (vrp_visit_phi_node): ... but only for loop PHI nodes.
6669 2010-02-16 Ira Rosen <irar@il.ibm.com>
6671 PR tree-optimization/43074
6672 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
6673 * tree-vect-loop.c (vect_analyze_loop_operations): Add
6674 vectorizable cycles in hybrid SLP check.
6675 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
6677 2010-02-16 Richard Guenther <rguenther@suse.de>
6679 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
6680 (true_dependence): If memrefs_conflict_p computes must-alias
6681 trust it. Move TBAA check after offset-based disambiguation.
6682 (canon_true_dependence): Likewise.
6684 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
6686 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
6687 * doc/invoke.texi: Document it.
6688 * var-tracking.c: Include toplev.h and params.h.
6689 (vt_find_locations): Return bool indicating success. Compute
6690 hash sizes unconditionally. Check new parameter, report.
6691 (variable_tracking_main_1): Check vt_find_locations results and
6692 retry. Renamed from...
6693 (variable_tracking_main): ... this. New wrapper to preserve
6694 flag_var_tracking_assignments.
6695 * Makefile.in (var-tracking.o): Adjust dependencies.
6697 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
6698 Jakub Jelinek <jakub@redhat.com>
6701 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
6702 if weak_import attribute is present.
6703 * config/darwin.c (machopic_select_section): Likewise.
6705 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
6707 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
6708 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
6709 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
6710 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
6712 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
6715 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
6718 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
6719 Rewrite text to refer to the names.
6721 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
6723 * config/i386/i386-builtin-types.def
6724 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
6725 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
6726 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
6727 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
6728 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
6729 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
6730 IX86_BUILTIN_VPERMIL2PS256.
6731 (MULTI_ARG_4_DF2_DI_I): Defined.
6732 (MULTI_ARG_4_DF2_DI_I1): Defined.
6733 (MULTI_ARG_4_SF2_SI_I): Defined.
6734 (MULTI_ARG_4_SF2_SI_I1): Defined.
6735 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
6736 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
6737 __builtin_ia32_vpermil2ps256.
6738 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6739 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6740 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
6741 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6742 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6743 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
6744 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
6745 CODE_FOR_xop_vpermil2v8sf3.
6746 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
6747 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
6748 * config/i386/xopintrin.h (_mm_permute2_pd): New.
6749 (_mm256_permute2_pd): New.
6750 (_mm_permute2_ps): New.
6751 (_mm256_permute2_ps): New.
6753 2010-02-15 Nick Clifton <nickc@redhat.com>
6755 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
6756 boolean parameters. Use emit_jump_insn when emitting a pop
6757 instruction containing a return insn.
6758 (push): Use 'true' rather than '1' as second parameter to F.
6759 (h8300_expand_prologue): Likewise.
6760 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
6761 (h8300_expand_epilogue): Likewise.
6763 2010-02-15 Richard Guenther <rguenther@suse.de>
6766 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
6769 2010-02-15 Nick Clifton <nickc@redhat.com>
6771 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
6774 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
6776 * intl.c (fake_ngettext): New function.
6777 * intl.h (fake_ngettext): Declare.
6778 (ngettext): Define macro.
6779 * collect2.c (notice_translated): New function.
6780 (main): Use notice_translated and ngettext.
6781 * collect2.h (notice_translated): Declare.
6783 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
6785 * reorg.c (delete_computation): Comment fixes.
6786 * caller-save.c (setup_save_areas): Idem.
6787 * sel-sched-dump.c (dump_lv_set): Idem.
6790 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6792 * config/s390/s390.c (s390_sched_init): New function.
6793 (TARGET_SCHED_INIT): Target hook defined.
6795 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
6796 Jack Howarth <howarth@bromo.med.uc.edu>
6797 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6800 Partial revert of unintended change in fix for PR41605.
6801 * config/darwin.h: Fix typo.
6802 * config/darwin9.h: Same.
6804 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6806 * c-pch.c (pch_init): Clear v.
6808 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6811 * graphite-scop-detection.c (graphite_can_represent_scev): Call
6812 graphite_can_represent_init for MULT_EXPR.
6814 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6818 * graphite-sese-to-poly.c (remove_phi): New.
6819 (translate_scalar_reduction_to_array): Call remove_phi.
6821 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6824 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
6825 * graphite-clast-to-gimple.h (gloog): Update declaration.
6826 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
6827 * graphite-poly.h (struct poly_bb): Add missing comments.
6828 (struct scop): Add poly_scop_p field.
6830 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
6831 * graphite.c (graphite_transform_loops): Build the polyhedral
6832 representation for each scop before code generation.
6833 * sese.c (rename_variables_in_operand): Removed.
6834 (rename_variables_in_expr): Return the renamed expression.
6835 (rename_sese_parameters): New.
6836 * sese.h (rename_sese_parameters): Declared.
6838 2010-02-11 Richard Guenther <rguenther@suse.de>
6840 PR tree-optimization/42998
6841 * tree-ssa-pre.c (create_expression_by_pieces): Treat
6842 POINTER_PLUS_EXPR properly.
6844 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6845 Changpeng Fang <changpeng.fang@amd.com>
6848 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
6849 the cost of an IV candidate when the IV is used in a test against zero.
6851 * gcc.dg/tree-ssa/ivopts-3.c: New.
6853 2010-02-11 Richard Guenther <rguenther@suse.de>
6856 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
6857 pointer-vs-decl case by swapping refs. Handle some cases
6858 of pointer-vs-decl disambiguations more conservatively.
6859 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
6860 to false after expanding.
6862 2010-02-11 Richard Guenther <rguenther@suse.de>
6865 * gcc.c (process_command): Handle LTO file@offset case more
6868 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6870 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
6871 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
6873 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
6875 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
6876 if MEM's mode size isn't DWARF2_ADDR_SIZE.
6877 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
6878 Optimize eq/ne comparisons when both arguments are known to be
6880 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
6881 Don't mask operands unnecessarily if they are known to be already
6884 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
6886 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
6889 2010-02-10 Richard Guenther <rguenther@suse.de>
6891 PR tree-optimization/43017
6892 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
6893 for wrapping signed arithmetic.
6895 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6898 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
6899 if no debug info should be emitted for it.
6901 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
6903 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
6904 note when flag_exceptions is set.
6906 2010-02-10 Duncan Sands <baldrick@free.fr>
6908 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
6910 2010-02-10 Richard Guenther <rguenther@suse.de>
6913 * tree.c (get_unwidened): Handle constants.
6914 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
6916 2010-02-10 Martin Jambor <mjambor@suse.cz>
6919 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
6920 check for variable argument counts independently.
6922 2010-02-10 Christian Bruel <christian.bruel@st.com>
6925 * config/sh/sh.c (find_barrier): Increase length for non delayed
6926 conditional branches.
6928 2010-02-10 Christian Bruel <christian.bruel@st.com>
6930 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
6932 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6934 * builtins.c (set_builtin_user_assembler_name): Also handle
6935 ffs if int is smaller than word.
6937 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
6940 * ira-conflicts.c (get_dup): Remove.
6941 (process_reg_shuffles): Add new parameter. Use it as an
6942 additional guard for copy generation.
6943 (add_insn_allocno_copies): Rewrite.
6945 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
6947 * common.opt (fsched2-use-traces): Preserved for backward
6949 * doc/invoke.texi: Remove the documentation about option
6950 -fsched2-use-traces.
6951 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
6952 flag_sched2_use_traces.
6953 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
6954 the backward compatibility flag section.
6956 2010-02-09 Richard Guenther <rguenther@suse.de>
6958 PR tree-optimization/43008
6959 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
6960 make HEAP variables initialized from global memory if they
6961 are not known builtin functions.
6962 (find_func_aliases): Adjust.
6964 2010-02-09 Richard Guenther <rguenther@suse.de>
6966 PR tree-optimization/43000
6967 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
6968 arithmetic manually.
6970 2010-02-08 Jakub Jelinek <jakub@redhat.com>
6972 PR tree-optimization/42931
6973 * tree-loop-linear.c (try_interchange_loops): Don't call
6974 double_int_mul if estimated_loop_iterations failed.
6976 2010-02-08 Martin Jambor <mjambor@suse.cz>
6979 * tree-sra.c (build_accesses_from_assign): Do not mark in
6980 should_scalarize_away_bitmap if stmt has volatile ops.
6981 (sra_modify_assign): Do not process assigns piecemeal if if stmt
6984 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
6986 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
6988 2010-02-07 Adam Nemet <adambnmet@gmail.com>
6990 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
6993 2010-02-07 Andrew Pinski <pinskia@gmail.com>
6996 * df-core.c (df_finish_pass): Change type of saved_flags to int.
6998 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7001 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
7002 to unknown_dependence.
7003 (graphite_legal_transform_dr): Handle the unknown_dependence.
7004 (graphite_carried_dependence_level_k): Same.
7006 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7008 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
7010 2010-02-07 Richard Guenther <rguenther@suse.de>
7013 * expr.c (get_inner_reference): Always initialize *pbitsize.
7015 2010-02-07 Richard Guenther <rguenther@suse.de>
7018 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
7019 new ARRAY_REFs on variable size element or minimal index arrays.
7021 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
7022 gimple_fold_indirect_ref.
7024 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
7027 * arm.c (arm_override_options): Just return if the user has specified
7028 an invalid fpu name.
7030 2010-02-03 Jason Merrill <jason@redhat.com>
7033 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
7034 i386_pe_maybe_record_exported_symbol.
7036 2010-02-05 Steve Ellcey <sje@cup.hp.com>
7039 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7040 (pa_delegitimize_address): New function.
7042 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
7044 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
7045 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
7047 2010-02-05 Richard Guenther <rguenther@suse.de>
7050 * lto-streamer-in.c (get_resolution): Deal with references
7051 to undefined functions.
7053 2010-02-05 Richard Guenther <rguenther@suse.de>
7055 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
7056 (fold_const_aggregate_ref): Likewise.
7057 (ccp_fold_stmt): Substitute loads.
7058 (maybe_fold_reference): Verify types before substituting.
7060 (fold_gimple_assign): Unshare properly.
7061 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
7063 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
7065 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
7066 for rs6000_gen_cell_microcode.
7068 2010-02-04 Richard Guenther <rguenther@suse.de>
7070 PR rtl-optimization/42952
7071 * dse.c (const_or_frame_p): Remove MEM handling.
7073 2010-02-04 Nick Clifton <nickc@redhat.com>
7075 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
7076 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
7077 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
7078 (mn10300_asm_output_mi_thunk): New function.
7079 (mn10300_can_output_mu_thunk): New function.
7080 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
7081 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
7082 (FUNCTION_ARG): Delete incorrect comment.
7084 2010-02-03 Jason Merrill <jason@redhat.com>
7087 * fold-const.c (operand_equal_p): Handle erroneous types.
7089 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
7091 * config/h8300/h8300.md (can_delay): Fix attibute condition.
7093 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
7095 PR rtl-optimization/42941
7096 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
7099 2010-02-03 Jason Merrill <jason@redhat.com>
7102 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
7104 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
7107 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
7108 (cselib_reset_table): Renamed from...
7109 (cselib_reset_table_with_next_value): ... this.
7110 (cselib_get_next_uid): Renamed from...
7111 (cselib_get_next_unknown_value): ... this.
7112 * cselib.c (next_uid): Renamed from...
7113 (next_unknown_value): ... this.
7114 (cselib_clear_table): Adjust.
7115 (cselib_reset_table): Adjust. Renamed from...
7116 (cselib_reset_table_with_next_value): ... this.
7117 (cselib_get_next_uid): Adjust. Renamed from...
7118 (cselib_get_next_unknown_value): ... this.
7119 (get_value_hash): Use hash.
7120 (cselib_hash_rtx): Likewise.
7121 (new_cselib_val): Adjust. Set and dump uid.
7122 (cselib_lookup_mem): Pass next_uid as hash.
7123 (cselib_subst_to_values): Likewise.
7124 (cselib_log_lookup): Dump uid.
7125 (cselib_lookup): Pass next_uid as hash. Adjust.
7126 (cselib_process_insn): Adjust.
7127 (cselib_init): Initialize next_uid.
7128 (cselib_finish): Adjust.
7129 (dump_cselib_table): Likewise.
7130 * dse.c (canon_address): Dump value uid.
7131 * print-rtl.c (print_rtx): Print value uid.
7132 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
7134 (dv_uid): New function, sort of renamed from...
7135 (dv_htab_hash): ... this, reimplemented in terms of it and...
7136 (dv_uid2hash): ... this. New.
7137 (variable_htab_eq): Drop excess assertions.
7138 (tie_break_pointers): Removed.
7139 (canon_value_cmp): Compare uids.
7140 (variable_post_merge_New_vals): Print uids.
7141 (vt_add_function_parameters): Adjust.
7142 (vt_initialize): Reset table. Adjust.
7144 2010-02-03 Richard Guenther <rguenther@suse.de>
7146 PR tree-optimization/42944
7147 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
7148 (call_may_clobber_ref_p_1): Likewise. Properly handle
7149 malloc and calloc clobbering errno.
7151 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
7153 * doc/invoke.texi: Fix name of sched1 dump.
7155 * opts.c (decode_options): Set flag_tree_switch_conversion
7156 only conditionally on optimize >= 2.
7158 * gcse.c: Assorted comment fixes in pass description.
7160 2010-02-03 Anthony Green <green@moxielogic.com>
7162 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
7163 nop padding in order to maintain alignment of storage location of
7164 target function address.
7165 (moxie_trampoline_init): Store target function address at newly
7167 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
7169 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
7171 2010-02-03 Richard Guenther <rguenther@suse.de>
7174 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
7176 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7178 * config.gcc: Reenable check for obsolete targets.
7179 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
7180 mips-sgi-irix6.[0-4]*.
7182 2010-02-02 Nick Clifton <nickc@redhat.com>
7184 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
7185 constant size of 4 as being the same as 0.
7186 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
7187 can take values in the range 0..4.
7189 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
7192 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
7193 as _darwin10_Unwind_FindEnclosingFunction().
7194 * libgcc-libsystem.ver: New.
7196 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
7199 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
7200 implicitly set registers.
7202 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
7204 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
7205 (arm_override_options): Allow automatic selection of the thread
7206 pointer register if thumb2.
7207 (legitimize_pic_address): Improve code sequences for Thumb2.
7208 (arm_call_tls_get_addr): Likewise.
7209 (legitimize_tls_address): Likewise.
7210 * arm.md (pic_load_addr_arm): Delete. Replace with ...
7211 (pic_load_addr_32bit): ... this. New named pattern.
7212 * thumb2.md (pic_load_addr_thumb2): Delete.
7213 (pic_load_dot_plus_four): Delete.
7214 (tls_load_dot_plus_four): New named pattern.
7216 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7219 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
7220 Document fix for TLS bug.
7222 2010-01-31 Richard Guenther <rguenther@suse.de>
7224 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
7225 conservatively correct.
7227 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7231 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7233 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7235 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7237 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
7239 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
7241 * config.gcc: Adjust order of makefile fragments for mingw targets.
7243 2010-01-31 Richard Guenther <rguenther@suse.de>
7246 * gimplify.c (gimplify_init_constructor): For volatile LHS
7247 initialize a temporary.
7249 2010-01-31 Matthias Klose <doko@ubuntu.com>
7251 * configure.ac: Fix __stack_chk_fail check for cross builds configured
7253 * configure: Regenerate.
7255 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
7257 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7258 the same alias set and their sizes different constantness.
7259 (aliasing_component_refs_p): Revert 2009-10-24 change.
7261 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7263 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
7266 2010-01-29 Richard Guenther <rguenther@suse.de>
7268 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
7269 Assert we successfully updated the call.
7271 2010-01-29 Jakub Jelinek <jakub@redhat.com>
7273 PR rtl-optimization/42889
7274 * df.h (df_set_bb_dirty_nonlr): New prototype.
7275 * df-core.c (df_set_bb_dirty_nonlr): New function.
7276 * df-scan.c (df_insn_rescan): Call it instead of
7277 df_set_bb_dirty for DEBUG_INSNs.
7279 2010-01-29 Richard Guenther <rguenther@suse.de>
7282 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
7283 quadratic behavior in most cases.
7285 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
7288 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
7289 in the call to gen_x86_movsicc_0_m1.
7291 2010-01-28 Richard Guenther <rguenther@suse.de>
7293 PR tree-optimization/42871
7294 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
7296 2010-01-28 Richard Guenther <rguenther@suse.de>
7298 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
7299 into call arguments.
7301 2010-01-28 Richard Guenther <rguenther@suse.de>
7304 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
7305 the forwarder if the destination is an EH landing pad.
7307 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
7309 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
7310 block list passed to gimple_duplicate_sese_tail.
7311 (parallelize_loops): Avoid parallelization when the function
7313 Avoid parallelization when the preheader is IRREDUCIBLE.
7314 Try to optimize when estimated_loop_iterations_int is unresolved.
7315 Add the loop's location to the dump file.
7316 * tree-cfg.c (add_phi_args_after_redirect): Remove.
7317 (gimple_duplicate_sese_tail): Remove the check for the latch.
7318 Redirect nexits to the exit block.
7319 Remove handling of the incoming edges to the latch.
7320 Redirect the backedge from the copied latch to the exit bb.
7322 2010-01-28 Michael Matz <matz@suse.de>
7325 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
7326 Wrap force_reg into a sequence, emit it before user.
7328 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
7330 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
7332 (arm_legacy_rev): Likewise.
7333 (thumb_legacy_rev): Likewise.
7335 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7337 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
7338 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
7339 on MEM's address failed, try avoid_constant_pool_reference and
7340 recurse if it returned something different.
7341 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
7342 address, try avoid_constant_pool_reference and recurse if it
7343 returned something different.
7344 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
7345 address and avoid_constant_pool_reference returned something
7346 different, don't set have_address.
7348 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
7351 * var-tracking.c (val_store): Add modified argument, obey it.
7353 (count_uses): Move down logging of main.
7354 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
7355 don't need resolution.
7356 (emit_notes_in_bb): Likewise.
7358 2010-01-27 Richard Guenther <rguenther@suse.de>
7361 * tree-inline.c (remap_decl): Delay remapping of SSA name
7362 default definitions until we need them.
7364 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7366 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7367 (rs6000_delegitimize_address): New function.
7369 * config/s390/s390.c (s390_delegitimize_address): Call
7370 delegitimize_mem_from_attrs.
7373 * tree-inline.c (cannot_copy_type_1): Removed.
7374 (copy_forbidden): Don't forbid copying of functions containing
7375 records/unions with variable length fields.
7377 2010-01-27 Christian Bruel <christian.bruel@st.com>
7381 * config/sh/sh.c (find_barrier): Increase length for non delayed
7382 conditional branches.
7384 2010-01-27 Matthias Klose <doko@ubuntu.com>
7386 * configure.ac (gnu-unique-object): Fix ldd version check.
7387 * configure: Regenerate.
7389 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7391 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
7393 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
7394 Test for HAVE_GNU_AS value.
7396 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7398 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
7399 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
7400 INT64_TYPE): Define.
7401 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
7402 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7403 INT_LEAST64_TYPE): Define.
7404 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
7405 UINT_LEAST64_TYPE): Define.
7406 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
7407 INT_FAST64_TYPE): Define.
7408 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7409 UINT_FAST64_TYPE): Define.
7410 (INTMAX_TYPE, UINTMAX_TYPE): Define.
7411 (INTPTR_TYPE, UINTPTR_TYPE): Define.
7412 (SIG_ATOMIC_TYPE): Define.
7414 2010-01-26 Richard Guenther <rguenther@suse.de>
7416 * df-scan.c (df_scan_set_bb_info): Remove assert.
7417 (df_insn_rescan_debug_internal): Merge asserts.
7418 (df_install_ref): Likewise.
7419 (df_mark_reg): Use bitmap_set_range.
7420 (df_hard_reg_used_p): Remove assert.
7421 (df_hard_reg_used_count): Likewise.
7423 2010-01-26 Richard Guenther <rguenther@suse.de>
7425 PR rtl-optimization/42685
7426 * web.c (web_main): Ignore DEBUG_INSNs.
7428 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
7430 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
7432 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
7433 Fix types of fndecl and arglist parameters.
7435 2010-01-26 Richard Guenther <rguenther@suse.de>
7438 * tree-eh.c (unsplit_eh): Skip debug insns.
7440 2010-01-26 Richard Guenther <rguenther@suse.de>
7442 PR tree-optimization/42250
7443 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
7445 2010-01-26 Jakub Jelinek <jakub@redhat.com>
7448 * omp-low.c (expand_omp_sections): Only use single_pred if
7449 l2_bb is single_pred_p.
7451 2010-01-25 Christian Bruel <christian.bruel@st.com>
7454 * config/sh/sh.c (find_barrier): Increase length for non delayed
7455 conditional branches.
7456 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
7458 2010-01-24 David S. Miller <davem@davemloft.net>
7460 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
7461 define if not using GAS.
7462 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7463 Likewise. Delete SECTION_MERGE code, which is only applicable
7466 2010-01-24 Mark Mitchell <mark@codesourcery.com>
7469 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
7470 mangling of va_list in system headers.
7472 2010-01-23 Toon Moene <toon@moene.org>
7474 * tree-predcom.c (combine_chains): Return NULL, not false.
7476 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
7478 * tree-loop-distribution.c (distribute_loop): Fix declaration and
7479 initialization of variable res to agree with return type.
7481 2010-01-22 Steve Ellcey <sje@cup.hp.com>
7483 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
7484 * tree-sra.c: Add include of expr.h.
7486 2010-01-22 Jakub Jelinek <jakub@redhat.com>
7488 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
7489 insert the debug stmt on the single non-EH edge from the stmt.
7491 2010-01-22 Richard Henderson <rth@redhat.com>
7494 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
7495 the RHS until after generate_subtree_copies has insertted its
7496 code before the current statement.
7498 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
7500 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
7502 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
7504 2010-01-21 Martin Jambor <mjambor@suse.cz>
7506 PR tree-optimization/42585
7507 * tree-sra.c (struct access): New field grp_total_scalarization.
7508 (dump_access): Dump the new field.
7509 (should_scalarize_away_bitmap): New variable.
7510 (cannot_scalarize_away_bitmap): Likewise.
7511 (sra_initialize): Allocate new bitmaps.
7512 (sra_deinitialize): Free new bitmaps.
7513 (create_access_1): New function.
7514 (create_access): Parts moved to create_access_1.
7515 (type_consists_of_records_p): New function.
7516 (completely_scalarize_record): Likewise.
7517 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
7518 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
7519 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
7521 (analyze_all_variable_accesses): Completely scalarize small eligible
7524 2010-01-21 Martin Jambor <mjambor@suse.cz>
7526 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
7528 2010-01-21 Andrew Haley <aph@redhat.com>
7530 * gcc.c (process_command): Move lang_specific_driver before
7531 setting cc_libexec_prefix.
7533 2010-01-21 Richard Guenther <rguenther@suse.de>
7536 * fold-const.c (negate_expr_p): Pretend only negative
7537 real constants are easily negatable.
7539 2010-01-20 Janis Johnson <janis187@us.ibm.com>
7540 Jason Merrill <jason@redhat.com>
7542 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
7543 (TYPE_TRANSPARENT_AGGR): this, for union and record.
7544 * calls.c (initialize argument_information): Handle it.
7545 * c-common.c (handle_transparent_union_attribute): Use new name.
7546 * c-decl.c (finish_struct): Ditto.
7547 * c-typeck.c (type_lists_compatible_p): Ditto.
7548 (convert_for_assignment): Use new name and also handle record.
7549 * function.c (aggregate_value_p): Handle it.
7550 (pass_by_reference): Ditto.
7551 (assign_parm_data_types): Ditto.
7552 * print-tree.c (print_node): Ditto.
7553 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
7554 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
7555 * tree.c (first_field): New fn.
7557 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
7560 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
7561 even when linking statically, for now.
7563 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7566 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
7567 without a cselib val.
7568 (count_uses): Accept MO_VAL_SET with no val on stores.
7569 (add_stores): Likewise.
7571 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7573 * var-tracking.c (check_value_val): Add a compile time assertion.
7574 (dv_is_decl_p): Simplify.
7575 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
7576 gcc_assert if ENABLE_CHECKING.
7578 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7581 * var-tracking.c: Include tree-flow.h.
7582 (mem_dies_at_call): New.
7583 (dataflow_set_preserve_mem_locs): Use it.
7584 (dataflow_set_remove_mem_locs): Likewise.
7585 (dump_var): Renamed from dump_variable. Adjust all callers.
7586 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
7587 * Makefile.in (var-tracking.o): Adjust deps.
7589 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
7591 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
7593 2010-01-20 Richard Guenther <rguenther@suse.de>
7595 PR tree-optimization/42717
7596 * tree-ssa-dce.c (get_live_post_dom): Remove.
7597 (forward_edge_to_pdom): Take an arbitrary edge to copy
7598 degenerate PHI args from.
7599 (remove_dead_stmt): Use the first post-dominator even if it
7600 does not contain live statements as redirection destination.
7602 2010-01-20 Richard Guenther <rguenther@suse.de>
7604 * tree-inline.c (estimate_num_insns): Handle EH builtins.
7606 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7608 * sel-sched.c (create_speculation_check): Remove set but not used
7610 (try_transformation_cache): Remove set but not used variable ds.
7611 (calculate_privileged_insns): Remove set but not used variables
7612 cur_insn and min_spec_insn.
7613 (find_best_expr): Remove set but not used variable avail_n.
7614 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
7616 * cgraphunit.c (assemble_thunk): Remove set but not used variable
7618 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
7619 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
7622 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
7625 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
7626 cpu types. Add support for *-sse3 cpu types.
7627 (x86_64-*-*): Ditto.
7629 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7632 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
7633 argument, call initializer_constant_valid_p_1 instead of
7634 initializer_constant_valid_p, pass CACHE to it, return NULL
7635 immediately if first call returns NULL.
7636 (initializer_constant_valid_p_1): New function.
7637 (initializer_constant_valid_p): Use it.
7639 2010-01-20 Thomas Quinot <quinot@adacore.com>
7641 * tree.def (PLACEHOLDER_EXPR): Fix comment.
7643 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7645 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
7646 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
7647 (loc_list_from_tree): Don't handle unsigned division. Handle
7648 signed modulo using DW_OP_{over,over,div,mul,minus}.
7649 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
7650 modulo instead of signed.
7652 2010-01-20 DJ Delorie <dj@redhat.com>
7654 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
7656 (h8300_emit_stack_adjustment): Propogate it.
7658 (h8300_expand_prologue): Likewise.
7659 (h8300_expand_epilogue): Likewise.
7661 2010-01-19 Michael Matz <matz@suse.de>
7663 PR tree-optimization/41783
7664 * tree-data-ref.c (toplevel): Include flags.h.
7665 (dump_data_dependence_relation): Also dump the inputs if the
7666 result will be unknown.
7667 (split_constant_offset_1): Look through some conversions.
7668 * tree-predcom.c (determine_roots_comp): Restart a new chain if
7669 the offset from last element is too large.
7670 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
7671 (reassociate_to_the_same_stmt): Handle vector registers.
7672 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
7674 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
7675 wide_prolog_niters argument, emit widening instructions.
7676 (vect_do_peeling_for_alignment): Adjust caller, use widened
7677 variant of the iteration cound.
7678 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
7680 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7683 * config/arm/neon-testgen.m (emit_automatics): New parameter
7684 features. Adjust for Fixed_return_reg feature.
7685 (test_intrinsic): Call emit_automatics with new feature.
7686 * config/arm/neon.ml: Update copyright years.
7687 (features): New Fixed_return_reg feature.
7688 (ops): Update feature for Vget_low.
7690 2010-01-19 Jakub Jelinek <jakub@redhat.com>
7692 PR tree-optimization/42719
7693 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
7697 * fwprop.c (all_uses_available_at): Return false if def_set dest
7698 is a REG that is used in def_insn.
7700 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
7702 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
7704 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
7707 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
7709 * target.h (struct gcc_target) <secondary_reload>: Change type
7710 of last argument to secondary_reload_info *.
7712 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
7715 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
7716 memory references with unaligned offsets. Remove CQImode handling.
7717 (unaligned_memory_operand): Return 1 for memory references with
7718 unaligned offsets. Remove CQImode handling.
7720 2010-01-18 Richard Guenther <rguenther@suse.de>
7723 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
7726 2010-01-18 Richard Guenther <rguenther@suse.de>
7728 PR tree-optimization/42781
7729 * tree-ssa-structalias.c (find_what_var_points_to): Skip
7730 restrict processing only if the original variable was artificial.
7732 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
7734 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
7735 find number of popped argument bytes.
7737 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
7738 Fix the text that describes the return value for invalid insns.
7740 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
7742 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
7743 Clarify what 'cost of the -dependence' is. Fix quoting.
7745 * toplev.c (default_get_pch_validity): Rename argument to "sz".
7746 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
7748 2010-01-17 Jakub Jelinek <jakub@redhat.com>
7750 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
7751 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
7753 2010-01-17 Richard Guenther <rguenther@suse.de>
7756 * function.c (split_complex_args): Take a VEC to modify.
7757 (assign_parms_augmented_arg_list): Build a VEC instead of
7758 a chain of PARM_DECLs.
7759 (assign_parms_unsplit_complex): Take a VEC of arguments.
7760 Do not fixup unmodified parms.
7761 (assign_parms): Deal with the VEC.
7762 (gimplify_parameters): Likewise.
7764 2010-01-17 Richard Guenther <rguenther@suse.de>
7766 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
7767 node existence check.
7768 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
7769 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
7770 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
7771 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
7772 (gimple_execute_on_growing_pred): Likewise.
7774 2010-01-17 Richard Guenther <rguenther@suse.de>
7776 PR tree-optimization/42773
7777 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
7778 (compute_antic_aux): Likewise.
7779 (compute_partial_antic_aux): Likewise.
7781 2010-01-17 Jie Zhang <jie.zhang@analog.com>
7784 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
7787 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
7789 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
7792 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
7793 Fix markup for strict argument.
7795 (TARGET_SCHED_REORDER2): Fix argument types.
7797 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
7798 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
7800 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
7801 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
7803 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
7806 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
7807 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
7808 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
7809 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
7810 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
7812 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
7814 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
7816 (TARGET_ASM_RELOC_RW_MASK): Add return type.
7817 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
7819 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
7821 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
7824 (TARGET_ASM_NAMED_SECTION): Fix argument list.
7826 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
7827 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
7829 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
7831 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
7833 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
7834 referring to it. Fix language.
7836 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
7838 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
7840 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
7842 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
7844 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
7845 '@var{stream}. Remove stray 'and'.
7847 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
7849 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
7851 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
7853 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
7854 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
7856 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
7857 Fix description of return value.
7858 Rename argument "sz" to "len."
7860 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
7861 Clarify meaning of 'true' return value.
7863 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
7865 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
7866 rep_mode versus mode_rep.
7868 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
7870 (TARGET_BUILTIN_DECL): Fix name.
7872 (TARGET_COMMUTATIVE_P): Fix type of first argument.
7874 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
7876 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
7878 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
7880 (TARGET_RELAXED_ORDERING): Use @deftypevr.
7882 (TARGET_GET_DRAP_RTX): Note that this is a hook.
7885 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
7886 Rename argument tm_fn to md_fn.
7888 (TARGET_OPTION_PRINT): Fix argument list.
7890 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
7893 * config/i386/i386.c (ix86_fixup_binary_operands):
7894 Revert FMA4 fixup of operands.
7896 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7899 * Makefile.in (write_entries_to_file, install-plugin):
7900 Use \012 instead of \n with tr.
7902 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
7904 * configure.ac (HAVE_AS_REF): New C macro.
7905 * configure: Regenerate.
7906 * config.in: Likewise.
7907 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
7909 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
7912 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
7914 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
7916 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
7918 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
7920 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
7922 (TARGET_IN_SMALL_DATA_P): Fix argument type.
7924 (TARGET_BINDS_LOCAL_P): Fix argument type.
7926 (TARGET_ASM_FILE_END): Use prototype.
7928 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
7930 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
7932 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
7934 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
7936 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
7937 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
7939 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
7940 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
7942 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
7943 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
7944 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
7945 (TARGET_ADDR_SPACE_CONVERT): Likewise.
7947 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
7949 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
7951 (TARGET_INIT_BUILTINS): Use prototype.
7953 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7954 Put 'const char *' in braces. Fix parameter types.
7955 (TARGET_INVALID_CONVERSION): Fix parameter types.
7956 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
7957 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
7959 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
7962 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
7964 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
7966 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
7968 * doc/tm.texi (TARGET_HELP): Fix return type.
7970 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
7971 in braces. Fix argument types.
7973 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
7975 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
7977 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
7979 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
7980 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
7982 (TARGET_MANGLE_TYPE): Fix argument types.
7984 (TARGET_IRA_COVER_CLASSES): Use prototype.
7986 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
7988 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
7990 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
7992 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
7994 (TARGET_CALLEE_COPIES): Fix argument types.
7996 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
7998 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
8000 (TARGET_FUNCTION_VALUE): Fix argument types.
8002 (TARGET_RETURN_IN_MSB): Fix argument type.
8004 (TARGET_RETURN_IN_MEMORY): Fix argument types.
8006 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
8008 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
8010 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
8011 agree with return type.
8013 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
8015 2010-01-15 Jing Yu <jingyu@google.com>
8017 PR rtl-optimization/42691
8018 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
8019 a pseudo to a constant and are merged, and adjust comments.
8021 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
8023 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
8025 2010-01-15 Richard Guenther <rguenther@suse.de>
8028 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
8029 labels of computed or non-local gotos to the destination.
8030 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
8031 landing pad label is the first label.
8033 2010-01-15 Richard Guenther <rguenther@suse.de>
8035 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
8037 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8040 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
8041 to allow generation of the xssqrtdp instruction on power7.
8042 (sqrtdf2_fpr): Ditto.
8044 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8047 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
8048 functions with noreturn attribute.
8051 * varasm.c (declare_weak): Add weak attribute to decl if it
8052 doesn't have one already.
8053 (assemble_external): Only add decls to weak_decls if they also
8054 have weak attribute.
8056 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
8058 * var-tracking.c (var_reg_delete): Don't delete the association
8059 between REGs and values or one-part variables if the register
8062 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8065 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
8066 because its first operand is a non-localized variable.
8068 2010-01-14 Martin Jambor <mjambor@suse.cz>
8070 PR tree-optimization/42706
8071 * tree-sra.c (encountered_recursive_call): New variable.
8072 (encountered_unchangable_recursive_call): Likewise.
8073 (sra_initialize): Initialize both new variables.
8074 (callsite_has_enough_arguments_p): New function.
8075 (scan_function): Call decl and flags check only for IPA-SRA, check
8076 whether there is a recursive call and whether it has enough arguments.
8077 (all_callers_have_enough_arguments_p): New function.
8078 (convert_callers): Look for recursive calls only when
8079 encountered_recursive_call is set.
8080 (ipa_early_sra): Bail out either if
8081 !all_callers_have_enough_arguments_p or
8082 encountered_unchangable_recursive_call.
8084 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8086 * sel-sched.c: Add 2010 to copyright years.
8087 * sel-sched-ir.c: Likewise.
8088 * sel-sched-ir.h: Likewise.
8090 2010-01-14 Martin Jambor <mjambor@suse.cz>
8092 PR tree-optimization/42714
8093 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
8094 constructors specially.
8096 2010-01-14 Andi Kleen <ak@linux.intel.com>
8098 * config/i386/drivers-i386.c (detect_caches_intel):
8099 Add l2sizekb parameter and fill in.
8100 (host_detect_local_cpu): Add l2sizekb, fill in.
8101 Add Atom small cache heuristic.
8103 2010-01-14 Andi Kleen <ak@linux.intel.com>
8105 * config/i386/drivers-i386.c (detect_caches_cpuid4):
8106 Add level3 parameter and fill in.
8107 (detect_caches_intel): Handle level3 cache.
8109 2010-01-14 Andi Kleen <ak@linux.intel.com>
8111 * config/i386/drivers-i386.c (host_detect_local_cpu):
8112 Fix core duo detection.
8114 2010-01-14 Andi Kleen <ak@linux.intel.com>
8116 * config/i386/drivers-i386.c (host_detect_local_cpu):
8119 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8121 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
8122 (rs6000_variable_issue_1): this. Use...
8123 (rs6000_variable_issue): here. Reimplement. Print debug info.
8125 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8127 * sel-sched-ir.c (sel_restore_other_notes): Rename to
8128 sel_restore_notes. Update all callers. Call reemit_notes
8131 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8133 PR rtl-optimization/42246
8134 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
8137 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8139 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
8140 all successors is the same as number of successors in current region.
8142 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8144 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
8145 to rename is not separable. Otherwise check that its LHS is not NULL.
8147 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8149 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
8151 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8153 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
8154 available registers when failed to discover LHS register class.
8155 Fix indentation. Update comment.
8157 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8158 Alexander Monakov <amonakov@ispras.ru>
8160 PR rtl-optimization/42389
8161 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
8163 (advance_state_on_fence): Likewise.
8164 (sel_target_adjust_priority): Print debug output only when
8165 sched_verbose >= 4, not 2.
8166 (get_expr_cost): Do not issue all unique insns on the next cycle.
8167 (fill_insns): Initialize can_issue_more from the value saved
8169 * sel-sched-ir.c (flist_add): New parameter issue_more.
8170 Init FENCE_ISSUE_MORE with it.
8171 (merge_fences): Likewise.
8172 (init_fences): Update call to flist_add.
8173 (add_to_fences, add_clean_fence_to_fences)
8174 (add_dirty_fence_to_fences): Likewise.
8175 (move_fence_to_fences): Update call to merge_fences.
8176 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
8178 * sel-sched-ir.h (struct _fence): New field issue_more.
8179 (FENCE_ISSUE_MORE): New accessor macro.
8181 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8183 PR rtl-optimization/42388
8184 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
8185 that have no predecessors nor successors. Do not call move_bb_info
8186 for empty blocks outside of current region.
8188 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8190 PR rtl-optimization/42294
8191 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
8192 * sel-sched.c (move_exprs_to_boundary): Transitively add all
8193 originators' originators.
8195 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8197 PR rtl-optimization/39453
8198 PR rtl-optimization/42246
8199 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
8201 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
8203 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8204 Alexander Monakov <amonakov@ispras.ru>
8207 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
8208 (maybe_tidy_empty_bb): ... here. Make static. Add new
8209 argument. Update all callers.
8210 (tidy_control_flow): ... and here. Recompute topological order
8211 of basic blocks in region if necessary.
8212 (sel_redirect_edge_and_branch): Change return type. Return true
8213 if topological order might have been invalidated.
8214 (purge_empty_blocks): Export and move from...
8215 * sel-sched.c (purge_empty_blocks): ... here.
8216 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
8217 (maybe_tidy_empty_bb): Delete prototype.
8218 (purge_empty_blocks): Declare.
8220 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8222 PR rtl-optimization/42249
8223 * sel-sched.c (try_replace_dest_reg): When chosen register
8224 and original register is the same, do not bail out early, but
8225 still check all original insns for validity of replacing destination
8226 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
8229 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8232 Port from no-undefined-overflow branch:
8233 2009-03-09 Richard Guenther <rguenther@suse.de>
8235 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
8237 2010-01-14 Richard Guenther <rguenther@suse.de>
8240 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
8242 2010-01-14 Ira Rosen <irar@il.ibm.com>
8244 PR tree-optimization/42709
8245 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
8246 as scalar type in creation of constant vector operand.
8248 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8251 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
8252 (check-parallel-%): Match `testsuite' directory component only
8255 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
8257 PR translation/39521
8258 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
8261 2010-01-13 Richard Guenther <rguenther@suse.de>
8263 PR tree-optimization/42730
8264 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
8267 2010-01-13 Steve Ellcey <sje@cup.hp.com>
8270 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
8271 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
8274 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
8276 * config/bfin/libgcc-bfin.ver: Regenerate based on current
8277 libgcc-std.ver. Add entries for ___smulsi3_highpart and
8278 ___umulsi3_highpart.
8280 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
8281 rather than schedule_insns if the pass is enabled.
8283 2010-01-13 Martin Jambor <mjambor@suse.cz>
8285 PR tree-optimization/42704
8286 * tree-sra.c (sra_modify_assign): Do not delete assignments to
8289 2010-01-13 Martin Jambor <mjambor@suse.cz>
8291 PR tree-optimization/42703
8292 * tree-sra.c (analyze_access_subtree): Check that we can build a
8293 reference to the original data within the aggregate.
8295 2010-01-13 Richard Guenther <rguenther@suse.de>
8297 PR tree-optimization/42705
8298 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
8300 2010-01-13 Richard Guenther <rguenther@suse.de>
8303 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
8305 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8308 * var-tracking.c (values_to_unmark): New variable.
8309 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8310 values_to_unmark vector. Moved body to...
8311 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8312 instead queue it into values_to_unmark vector.
8313 (vt_find_locations): Free values_to_unmark vector.
8315 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
8317 * config/s390/s390.c (override_options): Set
8318 default of max-pending-list-length to 256
8320 2010-01-13 Richard Guenther <rguenther@suse.de>
8323 * tree-pass.h (PROP_gimple_lcx): New.
8324 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
8325 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
8326 before the final cleanup_eh.
8327 (dump_properties): Dump PROP_gimple_lcx.
8328 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
8329 (tree_lower_complex_O0): Remove.
8330 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
8331 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
8332 tree_lower_complex, schedule TODO_update_ssa.
8333 * lto-streamer-out.c (output_function): Stream the functions
8335 * lto-streamer-in.c (input_function): Likewise.
8336 (lto_read_body): Do not override them here.
8338 2010-01-12 Joseph Myers <joseph@codesourcery.com>
8341 * c-typeck.c (build_c_cast): Fold value cast to union type before
8342 wrapping it in a CONSTRUCTOR.
8344 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8346 PR rtl-optimization/42699
8347 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
8350 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8352 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8353 SUBTARGET_WARN_UNUSED_SPEC): Move ...
8354 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8355 SUBTARGET_WARN_UNUSED_SPEC): ... here
8356 * config/mips/iris5.h (LIBGCC_SPEC): Define.
8358 2010-01-12 Julian Brown <julian@codesourcery.com>
8360 * config/arm/neon-schedgen.ml (Utils): Don't try to
8361 open missing module.
8362 (find_with_result): New.
8364 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8367 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
8368 sharing when canonicalizing ({lt,ge}u (plus a b) b).
8370 PR tree-optimization/42645
8371 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
8372 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
8373 decl_map, set processing_debug_stmt to -1 and return name without
8376 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
8378 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
8379 binutils version, and reword target configuration description.
8381 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8383 * config/avr/avr.h (LINKER_NAME): Remove.
8385 2010-01-11 Janis Johnson <janis187@us.ibm.com>
8388 * config/rs6000/rs6000.c (rs6000_override_options): On targets
8389 that support VSX, warn for -mno-altivec if vsx is not disabled,
8392 2010-01-11 Joseph Myers <joseph@codesourcery.com>
8393 Shujing Zhao <pearly.zhao@oracle.com>
8395 PR translation/42469
8396 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
8397 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
8398 character between option name and help text.
8399 * c.opt (imultilib): Likewise.
8401 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
8403 * lto-streamer-out.c (output_unreferenced_globals): Output static
8406 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
8408 PR rtl-optimization/42621
8409 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
8410 optimizing for size.
8411 (duplicate_computed_gotos): Remove now-redundant check.
8413 2010-01-10 Steve Ellcey <sje@cup.hp.com>
8416 * configure.ac: Save and restore LDFLAGS and LIBS
8417 * configure: Regenerate.
8419 2010-01-10 Richard Guenther <rguenther@suse.de>
8422 * builtins.c (fold_builtin_strlen): Add type argument and
8423 convert the resulting length to it.
8424 (fold_builtin_1): Adjust.
8426 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8428 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
8429 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
8431 (num_insns_constant_wide): Adjust for that change.
8433 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8436 * web.c (union_defs): Add used argument, to combine uses of
8438 (entry_register): Adjust type and tests of used argument.
8439 (web_main): Widen used for new use. Pass it to union_defs.
8440 * df.h (union_defs): Adjust prototype.
8442 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8445 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
8446 uses in new incoming argument. Free body.
8447 (reset_debug_uses_in_loop): New.
8448 (analyze_insn_to_expand_var): Call the latter if the former found
8449 anything. Fix whitespace. Reject invalid dest overlaps before
8450 going through all insns in the loop.
8452 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8455 * haifa-sched.c (dying_use_p): Debug insns don't count.
8457 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8460 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
8461 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
8462 (verify_gimple_call): Reject LHS in noreturn calls.
8464 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8468 * tree-vect-loop-manip.c (adjust_info): New type.
8469 (adjust_vec): New pointer to vector.
8470 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
8471 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
8472 (slpeel_update_phis_for_duplicate_loop): Use them.
8473 (slpeel_update_phi_nodes_for_guard1): Likewise.
8474 (slpeel_update_phi_nodes_for_guard2): Likewise.
8475 (slpeel_tree_peel_loop_to_edge): Likewise.
8476 (vect_update_ivs_after_vectorizer): Likewise.
8478 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8480 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
8481 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8483 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8485 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
8486 bogus uninitialized warning.
8488 2010-01-09 Richard Guenther <rguenther@suse.de>
8491 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
8492 the evolution is compatible with the initial condition.
8494 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8496 * gcc.c (process_command): Update copyright notice dates.
8497 * gcov.c (print_version): Likewise.
8498 * gcov-dump.c (print_version): Likewise.
8499 * mips-tfile.c (main): Likewise.
8500 * mips-tdump.c (main): Likewise.
8502 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8505 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
8507 (rotlhi3_8): Delete.
8509 (rotlsi3_8): Delete.
8510 (rotlsi3_16): Delete.
8511 (rotlsi3_24): Delete.
8513 (*rotw<mode>3): New.
8514 (*rotb<mode>3): New.
8515 * config/avr/avr.c (avr_rotate_bytes): New function.
8516 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
8518 2010-01-08 Steve Ellcey <sje@cup.hp.com>
8521 * configure.ac: Modify -rdynamic check.
8522 * configure: Regenerate.
8524 2010-01-08 DJ Delorie <dj@redhat.com>
8526 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
8527 register popping order.
8529 2010-01-08 Richard Guenther <rguenther@suse.de>
8532 * c.opt (fsigned-char): Also let LTO handle this option.
8533 (funsigned-char): Likewise.
8535 2010-01-07 Richard Guenther <rguenther@suse.de>
8537 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
8538 (gimple_op): Likewise.
8539 (gimple_op_ptr): Likewise.
8540 (gimple_assign_set_lhs): Remove gcc_assert.
8541 (gimple_assign_set_rhs1): Likewise.
8542 (gimple_assign_set_rhs2): Likewise.
8543 (gimple_call_set_lhs): Likewise.
8544 (gimple_call_set_fn): Likewise.
8545 (gimple_call_set_fndecl): Likewise.
8546 (gimple_call_fndecl): Likewise.
8547 (gimple_call_return_type): Likewise.
8548 (gimple_call_set_chain): Likewise.
8549 (gimple_call_num_args): Likewise.
8550 (gimple_call_set_arg): Likewise.
8551 (gimple_cond_set_code): Likewise.
8552 (gimple_cond_set_lhs): Likewise.
8553 (gimple_cond_set_rhs): Likewise.
8554 (gimple_cond_set_true_label): Likewise.
8555 (gimple_cond_set_false_label): Likewise.
8556 (gimple_label_set_label): Likewise.
8557 (gimple_goto_set_dest): Likewise.
8558 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
8559 (gimple_debug_bind_get_value): Likewise.
8560 (gimple_debug_bind_get_value_ptr): Likewise.
8561 (gimple_debug_bind_set_var): Likewise.
8562 (gimple_debug_bind_set_value): Likewise.
8563 (gimple_debug_bind_reset_value): Likewise.
8564 (gimple_debug_bind_has_value_p): Likewise.
8565 (gimple_return_retval_ptr): Remove gcc_assert.
8566 (gimple_return_retval): Likewise.
8567 (gimple_return_set_retval): Likewise.
8568 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
8569 (safe_referenced_var_iterator): Remove.
8570 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
8571 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
8572 (fill_referenced_var_vec): Remove.
8573 (first_readonly_imm_use): Remove redundant gcc_assert.
8574 (phi_arg_index_from_use): Combine gcc_asserts.
8575 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
8576 (first_imm_use_stmt): Remove redundant gcc_assert.
8577 * tree-cfg.c (verify_gimple_call): Verify function and chain
8578 operands. Verify arguments.
8579 (verify_types_in_gimple_stmt): Verify condition code and labels.
8581 2010-01-07 Richard Guenther <rguenther@suse.de>
8583 PR tree-optimization/42641
8584 * sese.c (rename_map_elt_info): Use the SSA name version, do
8587 2010-01-07 Jakub Jelinek <jakub@redhat.com>
8589 PR tree-optimization/42625
8590 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
8591 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
8593 2010-01-07 Duncan Sands <baldrick@free.fr>
8595 * Makefile.in (PLUGIN_HEADERS): Add version.h.
8597 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
8600 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
8601 note itself is not function_invariant_p.
8603 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
8605 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
8606 Do not add the DF_NOTE problem.
8607 * store-motion.c (execute_rtl_store_motion): Likewise.
8609 2010-01-07 Martin Jambor <mjambor@suse.cz>
8611 PR tree-optimization/42157
8612 * tree-sra.c (compare_access_positions): Stabilize sort if both
8613 accesses have integer types, return zero immediately if they are the
8616 2010-01-06 Richard Henderson <rth@redhat.com>
8619 * haifa-sched.c (add_to_note_list): Merge into ...
8620 (concat_note_lists): ... here, and ...
8621 (unlink_other_notes, rm_other_notes): Merge into...
8622 (remove_notes): ... here. Create REG_SAVE_NOTEs for
8623 NOTE_INSN_EPILOGUE_BEG.
8625 2010-01-06 Richard Guenther <rguenther@suse.de>
8627 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
8628 not inline regular functions into always-inline functions.
8630 2010-01-06 Nick Clifton <nickc@redhat.com>
8632 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
8633 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
8635 (OVERRIDE_OPTIONS): Delete.
8636 (OPTIMIZATION_OPTIONS): Define.
8637 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
8638 * config/rx/rx.c (rx_handle_option): Issue an error message if
8639 -mcpu=rx200 and -fpu are used together.
8640 (rx_set_optimization_options): New function. Issue an error
8641 message if an optimization attribute attempts to reset the FPU/
8642 math optimization pairing.
8643 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
8644 * config/rx/rx.opt: Set the default to 32-bit doubles.
8645 * config/rx/t-rx: Add multilibs for -nofpu option.
8646 * doc/invoke.texi: Update documentation of RX options.
8648 2010-01-06 Richard Guenther <rguenther@suse.de>
8650 * tree-ssa-pre.c (name_to_id): New global.
8651 (alloc_expression_id): Simplify SSA name handling.
8652 (lookup_expression_id): Likewise.
8653 (init_pre): Zero name_to_id.
8654 (fini_pre): Free it.
8656 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
8658 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
8660 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
8663 * config/i386/sse.md (smaxv2di3): New.
8664 (umaxv2di3): Likewise.
8665 (sminv2di3): Likewise.
8666 (uminv2di3): Likewise.
8668 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
8671 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
8672 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
8673 (legitimize_tls_address): Likewise.
8674 (sparc_tls_referenced_p): Likewise.
8675 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
8676 and adjust calls to legitimize_pic_address.
8677 (legitimate_constant_p) Use sparc_tls_referenced_p.
8678 (legitimate_pic_operand_p): Likewise.
8679 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
8680 (sparc_tls_symbol_ref_1): Delete.
8681 (sparc_tls_referenced_p): Make static, recognize specific patterns.
8682 (legitimize_tls_address): Make static, handle CONST patterns.
8683 (legitimize_pic_address): Make static, remove unused parameter and
8684 adjust recursive calls.
8685 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
8686 and adjust call to legitimize_pic_address.
8687 (sparc_output_mi_thunk): Likewise.
8689 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
8690 H.J. Lu <hongjiu.lu@intel.com>
8693 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
8694 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
8695 operands to make them signed.
8698 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8701 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8702 GTU to GT for V4SI and V2DI.
8704 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8705 (umin<mode>3): Removed.
8707 (uminv4si3): Likewise.
8709 2010-01-05 Martin Jambor <mjambor@suse.cz>
8711 PR tree-optimization/42462
8712 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
8713 current_function_decl to helper functions and macros.
8715 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8718 * flags.h: Don't include real.h.
8719 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
8720 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
8721 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
8722 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
8723 * dominance.c: Update copyright.
8724 * gimple.c (walk_gimple_op): Remove inline.
8725 * tree-ssa-reassoc.c: Include real.h.
8726 * Makefile.in (FLAGS_H): Remove $(REAL_H).
8727 (tree-ssa-reassoc.o): Depend on $(REAL_H).
8729 2010-01-05 Nick Clifton <nickc@redhat.com>
8731 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
8732 register to push into the stack frame when the accumulator has to
8733 be saved during interrupts.
8735 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
8737 * doc/invoke.texi: Remove the documentation about option
8739 * common.opt (Wunreachable-code): Preserved for backward
8741 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
8742 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
8743 the backward compatibility flag section.
8745 2010-01-05 Richard Guenther <rguenther@suse.de>
8747 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
8749 2010-01-05 Jakub Jelinek <jakub@redhat.com>
8752 * cfgexpand.c (expand_one_var): Diagnose too large variables.
8754 PR tree-optimization/42508
8755 * tree-sra.c (convert_callers): Check for recursive call
8756 by comparing cgraph nodes instead of decls.
8757 (modify_function): Call ipa_modify_formal_parameters also
8758 on all same_body aliases.
8760 * cgraphunit.c (cgraph_materialize_all_clones): Compare
8761 cgraph nodes when checking for same_body aliases.
8763 2010-01-05 Richard Guenther <rguenther@suse.de>
8765 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
8766 allocation and lookup.
8767 (get_or_alloc_expr_for_constant): Likewise.
8768 (phi_translate): Sink allocation.
8770 2010-01-04 Richard Guenther <rguenther@suse.de>
8772 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
8773 a new entry only if needed.
8774 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
8775 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
8777 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
8779 (phi_translate): Handle CONSTANTs early.
8781 2010-01-04 Martin Jambor <mjambor@suse.cz>
8783 PR tree-optimization/42398
8784 * tree-sra.c (struct access): Removed flag grp_different_types.
8785 (dump_access): Do not dump the removed flag.
8786 (sort_and_splice_var_accesses): Do not set the removed flag.
8787 (sra_modify_expr): Check for type compatibility directly.
8789 2010-01-04 Martin Jambor <mjambor@suse.cz>
8791 PR tree-optimization/42366
8792 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
8793 edges with variable number of parameters.
8794 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
8795 flag instead of asserting it.
8796 (ipa_read_node_info): Read uses_analysis_done flag.
8798 2010-01-04 Richard Guenther <rguenther@suse.de>
8800 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
8801 iterative_hash_* as intended.
8802 (vn_reference_compute_hash): Likewise. Simplify hashing
8804 (vn_reference_lookup_2): Likewise.
8805 (vn_nary_op_compute_hash): Likewise.
8806 (vn_phi_compute_hash): Likewise.
8807 (expressions_equal_p): Remove strange code.
8808 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
8809 (pre_expr_hash): Likewise. Simplify hashing SSA names.
8810 (bitmap_insert_into_set_1): Take value-id as parameter.
8811 (add_to_value): Pass it.
8812 (bitmap_insert_into_set): Likewise.
8813 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
8815 2010-01-04 Jakub Jelinek <jakub@redhat.com>
8818 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
8819 (do_self_spec): For switches with SWITCH_IGNORE set set also
8820 SWITCH_IGNORE_PERMANENTLY.
8821 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
8824 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
8826 * lto-streamer-out.c (output_unreferenced_globals): Output the full
8827 tree of an unreferenced global var.
8829 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8832 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8833 GTU to GT for V4SI and V2DI.
8835 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8836 (umin<mode>3): Removed.
8838 (uminv4si3): Likewise.
8840 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8843 * collect2.c (main): Turn on trace in collect2 if -v is passed
8846 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
8848 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
8849 description of expression operand.
8851 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
8853 * configure.ac: Add install-html to target_list for Make-hooks.
8854 * configure: Regenerate.
8855 * fortran/Make-lang.in (F95_HTMLFILES): New.
8856 (fortran.html): Use it.
8857 (fortran.install-html): New.
8858 * Makefile.in (install-html): Add lang.install-html.
8859 * java/Make-lang.in (JAVA_HTMLFILES): New.
8860 (java.html): Use it.
8861 (java.install-html): New.
8862 * objc/Make-lang.in (objc.install-html): New.
8863 * objcp/Make-lang.in (obj-c++.install-html): New.
8864 * cp/Make-lang.in (c++.install-html): New.
8865 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
8866 * lto/Make-lang.in (lto.install-html): New.
8868 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8871 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
8873 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
8875 PR rtl-optimization/41862
8876 * store-motion.c (store_killed_in_insn, compute_store_table,
8877 remove_reachable_equiv_notes, replace_store_insn,
8878 build_store_vectors): Ignore all DEBUG_INSNs.
8880 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8883 * common.opt: Add dumpdir.
8885 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
8887 (option_map): Add --dumpdir.
8889 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
8891 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
8893 * opts.c (decode_options): Try dump_dir_name first if
8894 dump_base_name isn't an absolute path.
8895 (common_handle_option): Handle OPT_dumpdir.
8897 * toplev.c (dump_dir_name): New.
8898 (print_switch_values): Also ignore -dumpdir.
8900 * toplev.h (dump_dir_name): New.
8902 2010-01-03 Richard Guenther <rguenther@suse.de>
8904 PR tree-optimization/42589
8905 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
8906 double-word expansion of bswap32.
8908 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
8910 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
8911 with BLOCK_FOR_INSN.
8912 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
8913 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
8914 noce_process_if_block): Likewise.
8915 * gcse.c (compute_local_properties, insert_expr_in_table,
8916 insert_set_in_table, canon_list_insert, find_avail_set,
8917 pre_insert_copy_insn): Likewise.
8919 * basic-block.h (BLOCK_NUM): Move from here...
8920 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
8922 2010-01-03 Richard Guenther <rguenther@suse.de>
8924 PR tree-optimization/42438
8925 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
8926 contains_may_not_return_call flag.
8927 (BB_MAY_NOTRETURN): New.
8928 (valid_in_sets): Trapping nary operations are not valid
8929 in blocks that may not return.
8930 (insert_into_preds_of_block): Remove check for trapping expressions.
8931 (compute_avail): Compute also BB_MAY_NOTRETURN.
8933 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
8935 * doc/invoke.texi: Add 2010 to copyright years.
8937 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
8939 * config/sparc/sparc.c: Fix formatting nits.
8941 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
8942 Alexander Monakov <amonakov@ispras.ru>
8944 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
8946 2010-01-02 Richard Guenther <rguenther@suse.de>
8949 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
8950 (simplify_switch_using_ranges): Mark to be removed edges
8953 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8955 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8957 * collect2.c (scan_libraries): Add missing argument in call to
8960 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
8963 * config/alpha/predicates.md (aligned_memory_operand): Return false
8965 (unaligned_memory_operand): Return true for CQImode.
8966 * config/alpha/alpha.c (get_aligned_mem): Assert that location
8967 doesn not cross aligned SImode word boundary.
8969 2010-01-02 Anatoly Sokolov <aesok@post.ru>
8971 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
8973 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
8974 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
8976 2010-01-02 Richard Guenther <rguenther@suse.de>
8979 * toplev.c (compile_file): Emit LTO marker properly. Change
8981 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
8983 2010-01-01 Richard Guenther <rguenther@suse.de>
8986 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
8988 2010-01-01 Richard Guenther <rguenther@suse.de>
8991 * c-decl.c (grokdeclarator): For zero-size arrays force
8992 structural equality checks as layout_type does.
8994 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8996 * builtins.c: Update copyright to 2010.
8998 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9001 * lto-streamer-out.c (produce_asm): Revert the last change.
9002 (copy_function): Likewise.
9004 * lto-streamer.c (lto_get_section_name): Skip any leading
9007 2010-01-01 Richard Guenther <rguenther@suse.de>
9010 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
9014 Copyright (C) 2010 Free Software Foundation, Inc.
9016 Copying and distribution of this file, with or without modification,
9017 are permitted in any medium without royalty provided the copyright
9018 notice and this notice are preserved.