1 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
5 2010-05-10 Jan Hubicka <jh@suse.cz>
7 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally commited change.
9 2010-05-10 Jan Hubicka <jh@suse.cz>
11 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries): Allocate
13 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
14 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
15 (lto_streamer_cache_create): Init alloc pool.
16 (lto_streamer_cache_delete): Free alloc pool.
17 * lto-streamer.h: Include alloc pool.
18 (lto_streamer_cache_d): Use alloc pool.
19 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
21 2010-05-10 Jan Hubicka <jh@suse.cz>
23 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
24 * cgraphbuild.c: Include except.h
25 (record_type_list, record_eh_tables): New function.
26 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
28 2010-05-10 Jan Hubicka <jh@suse.cz>
30 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
31 __frame_dummy_init_array_entry, force_to_data): Attribute as used
34 2010-05-10 Michael Matz <matz@suse.de>
36 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
37 (can_reassociate_p): Use FLOAT_TYPE_P.
38 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
39 (vect_force_simple_reduction): ... this.
40 * tree-parloops.c (gather_scalar_reductions): Use
41 vect_force_simple_reduction.
42 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
43 vect_is_simple_reduction, add modify argument, if true rewrite
45 (vect_is_simple_reduction, vect_force_simple_reduction): New
47 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
49 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
50 Vladimir Makarov <vmakarov@redhat.com>
52 PR rtl-optimization/44012
53 * ira-build.c (remove_unnecessary_allocnos): Nullify
54 regno_allocno_map of the removed allocno.
56 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
58 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
60 * configure: Regenerate.
62 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
64 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
66 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
67 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
69 * configure: Regenerate.
71 2010-05-10 Richard Guenther <rguenther@suse.de>
73 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
74 marked if the entry identifier is marked.
76 2010-05-10 Richard Guenther <rguenther@suse.de>
78 * c-common.c (struct c_common_attributes): Add fnspec attribute.
79 (handle_fnspec_attribute): New function.
80 * gimple.h (gimple_call_return_flags): Declare.
81 (gimple_call_arg_flags): Likewise.
82 * gimple.c (gimple_call_arg_flags): New function.
83 (gimple_call_return_flags): Likewise.
84 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
86 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
88 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
89 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
91 (make_heapvar_for): ... this new function.
92 (handle_rhs_call): Handle fnspec attribute argument specifiers.
93 (handle_lhs_call): Likewise.
94 (find_func_aliases): Adjust.
96 2010-05-10 Richard Guenther <rguenther@suse.de>
98 PR tree-optimization/44050
99 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
101 2010-05-10 Wei Guozhi <carrot@google.com>
104 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
106 2010-05-09 Joseph Myers <joseph@codesourcery.com>
109 * c-typeck.c (lookup_field): Take a type directly. Update
111 (build_component_ref): Update call to lookup_field.
112 (set_init_label): Use lookup_field to find initialized field.
113 Handle returned list of fields like a sequence of designators.
115 2010-05-09 Richard Guenther <rguenther@suse.de>
118 * fold-const.c (tree_single_nonzero_warnv_p): Properly
119 handle &FUNCTION_DECL.
121 2010-05-09 Joseph Myers <joseph@codesourcery.com>
124 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
125 structures and unions recursively.
126 (detect_field_duplicates): Move duplicate detection with a hash to
127 detect_field_duplicates_hash. Always use a hash if anonymous
128 structures or unions are present.
129 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
132 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
135 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
136 detect Atom, Core 2 and Core i7.
138 2010-05-09 Richard Guenther <rguenther@suse.de>
140 * gcc.c (store_arg): Handle temporary file deletion for
143 2010-05-09 Richard Guenther <rguenther@suse.de>
146 * ipa-inline.c (estimate_function_body_sizes): Return after
147 disregarding inline limits.
149 2010-05-09 Richard Guenther <rguenther@suse.de>
151 * gcc.c (store_arg): Revert last change.
153 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
156 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
157 (optimize_ops_list): Call it.
159 2010-05-08 Richard Guenther <rguenther@suse.de>
161 PR tree-optimization/44030
162 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
163 NECESSARY flag if we propagate from a inserted expression.
165 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
167 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
168 domain types as equal if they are both PLACEHOLDER_EXPRs.
170 2010-05-08 Richard Guenther <rguenther@suse.de>
172 * lto-wrapper.c (run_gcc): Remove linker output from
173 command line for LTRANS invocation.
175 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
177 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
178 lto-macho as lto_binary_reader.
179 * target.h (struct gcc_target): New hooks lto_start and lto_end.
180 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
181 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
182 in lto_start and lto_end calls.
183 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
185 (scan_prog_file): Update is_elf_or_coff call.
186 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
188 * collect2.c (main): Fix enum comparison.
190 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
192 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
193 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
194 and TARGET_ASM_LTO_END.
195 * darwin.c: Include obstack.h and lto-streamer.h.
196 (lto_section_names_offset, lto_section_names_obstack,
197 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
199 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
200 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
202 (darwin_asm_lto_end): New function. Restore asm_out_file.
203 (darwin_asm_named_section): For LTO sections, replace the name with
204 the offset of the section name in a string table, and build this
206 (darwin_file_start): Initialize global vars for LTO support.
207 (darwin_file_end): If output to asm_out_file was redirected, append it
208 to the proper asm_out_file here. Add the section names section.
210 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
212 * c-pragma.c (pending_weak_d, pending_weak): New.
213 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
214 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
215 handle_pragma_weak): Update the uses of pending_weaks.
217 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
219 PR documentation/44016
220 * doc/standards.texi (Standards): Link to unversioned
221 cxx0x_status.html page.
223 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
226 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
227 in addition to TREE_USED, to avoid "set but unused" warnings.
229 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
231 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
232 (is_loop_prefetching_profitable): Do not insert prefetches
233 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
234 times the prefetch ahead distance.
236 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
238 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
239 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
240 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
243 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
245 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
246 a diagnostic info when the insn-to-mem ratio is too small.
248 2010-05-07 Richard Guenther <rguenther@suse.de>
250 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
252 (store_arg): Queue temp_filename for deletion instead of
255 2010-05-07 Richard Guenther <rguenther@suse.de>
257 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
258 (run_gcc): Handle LTRANS phase invocation.
259 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
261 2010-05-07 Jakub Jelinek <jakub@redhat.com>
263 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
264 this is also meaningful on PARM_DECLs and RESULT_DECLs.
266 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
268 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
270 2010-05-07 Richard Guenther <rguenther@suse.de>
272 PR tree-optimization/44020
273 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
274 code when PRE is not yet initialized.
276 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
278 * config/mips/dbxmdebug.h: Remove.
279 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
281 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
283 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
284 with null pointer and also warn about ordered comparison of zero with
287 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
289 * graphite-blocking.c
290 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
291 * graphite-clast-to-gimple.c
292 (clast_to_gcc_expression): Same.
293 (precision_for_value): Same.
294 (precision_for_interval): Same.
295 (gcc_type_for_interval): Same.
296 (graphite_create_new_guard): Same.
297 (compute_bounds_for_level): Same.
298 (graphite_create_new_loop_guard): Same.
299 * graphite-interchange.c
300 (build_linearized_memory_access): Same.
301 (pdr_stride_in_loop): Same.
302 (memory_strides_in_loop_1): Same.
303 (memory_strides_in_loop): Same.
304 (extend_scattering): Same.
305 (psct_scattering_dim_for_loop_depth): Same.
306 (pbb_number_of_iterations): Same.
308 (debug_iteration_domains): Same.
310 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
311 (ppl_set_inhomogeneous_gmp): Same.
312 (ppl_strip_loop): Same.
313 (ppl_lexico_compare_linear_expressions): Same.
314 (ppl_read_polyhedron_matrix): Same.
315 (ppl_max_for_le_pointset): Same.
317 (ppl_read_polyhedron_matrix): Same.
318 (tree_int_to_gmp): Same.
319 (gmp_cst_to_tree): Same.
320 (ppl_set_inhomogeneous): Same.
321 (ppl_set_inhomogeneous_tree): Same.
322 (ppl_set_coef): Same.
323 (ppl_set_coef_tree): Same.
324 * graphite-sese-to-poly.c
325 (build_pbb_scattering_polyhedrons): Same.
326 (build_scop_scattering): Same.
327 (scan_tree_for_params_right_scev): Same.
328 (scan_tree_for_params): Same.
329 (find_params_in_bb): Same.
330 (find_scop_parameters): Same.
331 (add_upper_bounds_from_estimated_nit): Same.
332 (build_loop_iteration_domains): Same.
333 (add_condition_to_domain): Same.
334 (pdr_add_memory_accesses): Same.
336 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
338 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
339 CLooG's value_* macros to their respective mpz_* counterparts.
340 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
341 (graphite_create_new_loop_guard): Same.
342 * graphite-interchange.c (build_linearized_memory_access): Same.
343 (pdr_stride_in_loop): Same.
344 (memory_strides_in_loop_1): Same.
345 (1st_interchange_profitable_p): Same.
346 * graphite-poly.c (extend_scattering): Same.
347 (psct_scattering_dim_for_loop_depth): Same.
348 (pbb_number_of_iterations): Same.
349 (pbb_number_of_iterations_at_time): Same.
350 * graphite-poly.h (new_1st_loop): Same.
351 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
352 (oppose_constraint): Same.
353 (insert_constraint_into_matrix): Same.
354 (ppl_set_inhomogeneous_gmp): Same.
355 (ppl_set_coef_gmp): Same.
356 (ppl_strip_loop): Same.
357 (ppl_lexico_compare_linear_expressions): Same.
358 (ppl_max_for_le_pointset): Same.
359 (ppl_min_for_le_pointset): Same.
360 (ppl_build_realtion): Same.
361 * graphite-ppl.h (gmp_cst_to_tree): Same.
362 (ppl_set_inhomogeneous): Same.
363 (ppl_set_inhomogeneous_tree): Same.
364 (ppl_set_coef): Same.
365 (ppl_set_coef_tree): Same.
366 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
367 (build_scop_scattering): Same.
368 (add_value_to_dim): Same.
369 (scan_tree_for_params_right_scev): Same.
370 (scan_tree_for_params_int): Same.
371 (scan_tree_for_params): Same.
372 (find_params_in_bb): Same.
373 (find_scop_parameters): Same.
374 (add_upper_bounds_from_estimated_nit): Same.
375 (build_loop_iteration_domains): Same.
376 (create_linear_expr_from_tree): Same.
377 (add_condition_to_domain): Same.
378 (pdr_add_memory_accesses): Same.
380 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
381 Jason Merrill <jason@redhat.com>
383 * c-common.c (c_common_reswords): Add nullptr.
384 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
385 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
386 (gen_type_die_with_usage): Likewise.
387 * dbxout.c (dbxout_type): Likewise.
388 * sdbout.c (plain_type_1): Likewise.
390 2010-05-06 Jason Merrill <jason@redhat.com>
392 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
393 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
395 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
397 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
398 stripping WITH_SIZE_EXPR.
399 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
402 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
404 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
405 list of obsolete configurations.
406 Disabled check for obsolete configurations.
407 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
408 Removed support for previous versions.
409 * config/mips/iris.h: Removed.
410 * config/mips/iris5.h: Removed.
411 * config/mips/iris6.h: Merged old iris.h contents.
412 (TARGET_IRIX): Removed.
413 (DRIVER_SELF_SPECS): Removed mabi=32.
414 (IDENT_ASM_OP): Removed undef.
415 (STARTFILE_SPEC): Removed mabi=32.
416 (ENDFILE_SPEC): Likewise.
417 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
418 (MACHINE_TYPE): Update for IRIX 6.5.
419 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
420 TARGET_IRIX by TARGET_IRIX6.
421 (mips_file_start): Likewise.
422 (mips_output_external): Remove IRIX 5/6 O32 support.
423 (mips_output_function_prologue): Likewise.
424 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
426 (TARGET_CPU_CPP_BUILTINS): Likewise.
427 (TARGET_IRIX): Removed.
428 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
429 (MULTILIB_DIRNAMES): Removed 32.
430 (MULTILIB_OSDIRNAMES): Removed ../lib.
431 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
432 (Specific, mips-sgi-irix5): Document removal.
433 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
434 Remove references to older IRIX 6 releases and the O32 ABI.
436 2010-05-06 Jakub Jelinek <jakub@redhat.com>
439 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
440 instead of DF_REF_REAL_REG.
442 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
445 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
446 handling to still return true for x64 targets.
448 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
450 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
452 2010-05-06 Jan Hubicka <jh@suse.cz>
454 PR tree-optimization/43791
455 * ipa-inline.c (update_caller_keys): Remove bogus
456 disregard_inline_limits check.
458 2010-05-06 Michael Matz <matz@suse.de>
460 PR tree-optimization/43984
461 * tree-ssa-pre.c (inserted_phi_names): Remove.
462 (inserted_exprs): Change to bitmap.
463 (create_expression_by_pieces): Set bits, don't append to vector.
464 (insert_into_preds_of_block): Don't handle inserted_phi_names.
465 (eliminate): Don't look at inserted_phi_names, remove deleted
466 insns from inserted_exprs.
467 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
468 (init_pre, fini_pre): Allocate and free bitmaps.
469 (execute_pre): Insert insns on edges before elimination.
471 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
473 * tree.c (initializer_zerop): Handle STRING_CST.
475 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
478 * doc/invoke.texi (Wimplicit): Document as C only.
479 * opts.c (common_handle_option): Add argument kind.
480 (handle_option): Rename as read_cmdline_option. Factor out code to...
481 (handle_option): ... here. New.
482 (handle_options): Rename as read_cmdline_options.
483 (decode_options): Update call.
484 (set_option): Use option index instead of option pointer. Classify
485 diagnostics correctly.
486 (enable_warning_as_error): Call handle_option.
487 * opts.h (set_option): Update declaration.
488 (handle_option): Declare.
489 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
490 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
491 * c-opts.c (set_Wimplicit): Delete.
492 (c_family_lang_mask): New static constant.
493 (c_common_handle_option): Add argument kind. Use handle_option
494 instead of set_Wimplicit.
495 (c_common_post_options): warn_implicit and warn_implicit_int
496 are disabled by default.
497 * c-common.c (warn_implicit): Do not define here.
498 * c-common.h (warn_implicit): Do not declare here.
499 (c_common_handle_option): Update declaration.
500 * lto-opts.c (lto_reissue_options): Update call to set_option.
502 2010-05-06 Richard Guenther <rguenther@suse.de>
504 PR tree-optimization/43571
505 * domwalk.c (walk_dominator_tree): Walk the dominator
506 sons in more optimal order.
508 2010-05-06 Richard Guenther <rguenther@suse.de>
510 PR tree-optimization/43934
511 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
512 (stmt_cost): Likewise.
513 (extract_true_false_args_from_phi): New helper.
514 (determine_max_movement): For PHI nodes verify we can hoist them
515 and compute their cost.
516 (determine_invariantness_stmt): Handle PHI nodes.
517 (move_computations_stmt): Likewise. Hoist PHI nodes in
518 if-converted form using COND_EXPRs.
519 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
520 (tree_ssa_lim): Likewise.
521 * tree-flow.h (tree_ssa_lim): Adjust prototype.
522 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
524 2010-05-06 Richard Guenther <rguenther@suse.de>
526 PR tree-optimization/43987
527 * tree-ssa-structalias.c (could_have_pointers): For possibly
528 address-taken variables force pointers to be recorded.
529 (create_variable_info_for_1): Likewise.
530 (push_fields_onto_fieldstack): Pass in wheter all fields
532 (find_func_aliases): Query types instead of vars whether
533 they contain pointers where appropriate.
535 2010-05-06 Jan Hubicka <jh@suse.cz>
537 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
538 (record_reference, mark_address, mark_load, mark_store): Record
540 (record_references_in_initializer): Update call of record_references.
541 (rebuild_cgraph_edges): Remove all references before rebuiding.
542 * cgraph.c (cgraph_create_node): Clear ref list.
543 (cgraph_remove_node): Remove references.
544 (dump_cgraph_node): Dump references.
545 (cgraph_clone_node): Clone references.
546 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
547 (struct cgraph_node, varpool_node): Add ref_lst.
548 * ipa-ref.c: New file.
549 * ipa-ref.h: New file.
550 * ipa-ref-inline.h: New file.
551 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
552 (referenced_from_other_partition_p): New function.
553 (lto_output_varpool_node): Take set arugment; call
554 referenced_from_other_partition.
555 (lto_output_ref): New.
556 (add_references): New.
558 (output_cgraph): Compute boundary based on references; output refs.
559 (output_varpool): Accept cgraph_node_set argument.
562 (input_cgraph): Call input_refs.
563 * lto-section-in.c (lto_section_name): Add refs.
564 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
565 (ipa-ref.o): New file.
566 * varpool.c (varpool_node): Clear ipa ref list.
567 (varpool_remove_node): Remove references.
568 (dump_varpool_node): Dump references.
569 (varpool_assemble_decl): Only compile finalized ones.
570 (varpool_extra_name_alias): Initialize ref list.
571 * lto-streamer.c (lto-get_section_name): Add .refs section.
572 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
573 (referenced_from_other_partition_p): Declared.
575 2010-05-06 Ira Rosen <irar@il.ibm.com>
577 PR tree-optimization/43901
578 * tree-vect-stmts.c (vectorizable_call): Assert that vector
579 type is not NULL if it's transformation phase, and return
580 FALSE if it's analysis.
581 (vectorizable_conversion, vectorizable_operation,
582 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
584 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
586 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
588 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
590 * config/mips/mips-protos.h
591 (mips_small_register_classes_for_mode_p): Delete prototype.
593 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
595 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
596 * config/arm/arm.c (multiple_operation_profitable_p,
597 compute_offset_order): New static functions.
598 (load_multiple_sequence, store_multiple_sequence): Use them.
599 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
600 memory offsets, not register numbers.
601 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
603 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
605 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
606 (get_pending_sizes, put_pending_size, put_pending_sizes):
607 Update the uses of pending_sizes.
608 * c-decl.c (store_parm_decls): Likewise.
609 * c-tree.h (struct c_arg_info): Likewise.
610 * tree.h: Update the prototype for get_pending_sizes and
613 2010-05-05 Jason Merrill <jason@redhat.com>
616 * c-common.c (handle_aligned_attribute): Respect
617 ATTR_FLAG_TYPE_IN_PLACE.
620 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
621 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
622 (TARGET_INITIALIZER): Use it.
623 * c-common.c (attribute_takes_identifier_p): Call it.
624 * c-common.h: Update prototype.
625 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
626 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
628 2010-05-05 Jakub Jelinek <jakub@redhat.com>
631 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
632 DW_ID_down_case for Fortran compilation units.
634 2010-05-05 Jan Hubicka <jh@suse.cz>
636 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
639 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
641 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
642 a variable-sized RESULT_DECL.
644 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
646 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
648 2010-05-05 Jason Merrill <jason@redhat.com>
651 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
653 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
655 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
656 Jakub Jelinek <jakub@redhat.com>
659 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
660 (dead_debug_init, dead_debug_finish): New functions.
661 (dead_debug_add, dead_debug_insert_before): Likewise.
662 (df_note_bb_compute): Initialize a dead_debug object, add dead
663 debug uses to it, insert debug bind insns before death insns,
664 reset debug insns that refer to pending uses at the end.
665 * rtl.h (make_debug_expr_from_rtl): New prototype.
666 * varasm.c (make_debug_expr_from_rtl): New function.
668 2010-05-05 Jan Hubicka <jh@suse.cz>
670 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
671 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
672 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
673 lto_varpool_encoder_deref, lto_varpool_encoder_size,
674 lto_varpool_encoder_encode_initializer_p,
675 lto_set_varpool_encoder_encode_initializer): New functions.
676 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
678 (input_varpool_node): Do not always set analyzed.
679 (input_cgraph_1): Return vector of cgraph nodes.
680 (input_varpool_1): Return vector of varpools.
681 (input_cgraph): Free the vectors.
682 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
683 output only initializers needed.
684 (lto_output): Only call output_cgraph.
685 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
686 * lto-section-out.c (lto_new_out_decl_state): Initialize
687 state->varpool_node_encoder.
688 * lto-streamer.h (lto_varpool_encoder_d): New.
689 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
690 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
691 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
692 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
693 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
695 (output_varpool, input_varpool): Remove declarations.
697 2010-05-05 Jan Hubicka <jh@suse.cz>
699 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
700 with body can prevail.
702 2010-05-05 Jan Hubicka <jh@suse.cz>
704 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
707 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
709 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
711 * gengtype.h (erro_at_line): Constify pos argument.
713 * gengtype.c: Include hashtab.h.
714 (enum gc_used): Document GC_MAYBE_POINTED_TO.
715 (error_at_line): Constify pos argument.
716 (do_typedef): Initialize p->opt field.
717 (get_file_gtfilename): Fix comment typo.
718 (struct walk_type_data): Constify line field.
719 (get_output_file_for_structure): New function.
720 (write_local_func_for_structure): Constify orig_s argument.
721 Use get_output_file_for_structure.
722 (write_func_for_structure): Use get_output_file_for_structure.
723 (INDENT): New define.
724 (dump_pair, dump_type, dump_type_list, dump_typekind)
725 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
726 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
728 (seen_types): New variable.
729 (main): New variable do_dump. Process "-d" command line option.
730 Call dump_everything if dump requested.
732 2010-05-05 Jakub Jelinek <jakub@redhat.com>
734 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
735 in a temporary instead of invoking the macro multiple times.
736 (track_expr_p): Likewise.
738 2010-05-04 Neil Vachharajani <nvachhar@google.com>
740 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
742 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
743 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
744 conditions for printing notes.
745 * common.opt (-Wcoverage-mismatch): Allow negative, default to
746 true, update documentation.
747 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
749 2010-05-04 Jakub Jelinek <jakub@redhat.com>
752 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
755 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
758 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
759 (*sse_prologue_save_insn1): Likewise.
760 (SSE prologue save splitter): Likewise.
762 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
764 * tree.c (free_lang_data_in_one_sizepos): New inline function.
765 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
766 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
767 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
768 all decls. Call it on DECL_FIELD_OFFSET of fields.
769 (find_decls_types_r): Follow DECL_VALUE_EXPR.
770 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
772 2010-05-04 Martin Jambor <mjambor@suse.cz>
774 * tree-sra.c (build_access_from_expr_1): The first parameter type
775 changed to simple tree.
776 (build_access_from_expr): Likewise, gsi parameter was eliminated.
777 (scan_assign_result): Renamed to assignment_mod_result, enum elements
779 (build_accesses_from_assign): Removed all parameters except for a
780 simple gimple statement. Now returns a simple bool.
781 (scan_function): All non-analysis parts moved to separate functions
782 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
783 parameters and updated both callers.
784 (sra_modify_expr): Removed parameter data.
785 (sra_modify_function_body): New function.
786 (perform_intra_sra): Call sra_modify_function_body to modify the
788 (replace_removed_params_ssa_names): Parameter data changed into
790 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
791 changed the parameter dont_convert to convert with the opposite
793 (sra_ipa_modify_assign): Parameter data changed into adjustments
794 vector, return value changed to bool.
795 (ipa_sra_modify_function_body): New function.
796 (sra_ipa_reset_debug_stmts): Updated a comment.
797 (modify_function): Use ipa_sra_modify_function_body to modify function
800 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
803 * alias.c (true_dependence): Handle the same VALUE in x and mem.
804 (canon_true_dependence): Likewise.
805 (write_dependence_p): Likewise.
807 2010-05-04 Jan Hubicka <jh@suse.cz>
809 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
810 * cgraphbuild.c: Include ipa-utils.h
811 (record_reference_ctx): New struct.
812 (record_reference): Simplify to work on initializers; not statements.
813 (mark_address, mark_load, mark_store): New.
814 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
816 (record_references_in_initializer): Update use of record_reference.
817 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
820 2010-05-04 Jan Hubicka <jh@suse.cz>
822 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
823 node will be removed anyway.
824 (lto_varpool_replace_node): Allow also unanalyzed nodes;
825 relink aliases of node into prevailing node.
826 * varpool.c (varpool_remove_node): Remove aliases properly;
827 when removing node, remove all its aliases too; remove DECL_INITIAL
828 of removed node; ggc_free the varpool node.
830 2010-05-04 Richard Guenther <rguenther@suse.de>
832 PR tree-optimization/43879
833 * tree-ssa-structalias.c (alias_get_name): Use
834 DECL_ASSEMBLER_NAME if available.
835 (create_function_info_for): Return the varinfo node.
836 (ipa_pta_execute): Associate same-body aliases and extra names
837 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
839 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
841 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
843 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
846 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
847 only if HONOR_REG_ALLOC_ORDER is not defined.
849 2010-05-04 Richard Guenther <rguenther@suse.de>
851 PR tree-optimization/43949
852 * tree-vrp.c (extract_range_from_binary_expr): Only handle
855 2010-04-26 Jason Merrill <jason@redhat.com>
857 * c.opt (-fstrict-enums): New.
858 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
860 2010-05-03 David Ung <davidu@mips.com>
861 James E. Wilson <wilson@codesourcery.com>
863 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
864 emit the trap instruction before the divide for TUNE_74K.
866 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
868 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
869 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
870 based on the above, for new target hook.
872 * hooks.c (hook_bool_mode_true): New generic hook.
873 * hooks.h (hook_bool_mode_true): Add prototype.
875 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
877 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
878 target hook, set to hook_bool_mode_false.
879 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
880 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
881 with targetm.small_register_classes_for_mode_p.
882 (find_reusable_reload): Likewise.
883 (combine_reloads): Likewise.
884 * reload1.c (reload_as_needed): Likewise.
885 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
886 * ifcvt.c (noce_process_if_block, check_cond_move_block,
887 dead_or_predicable): Likewise.
888 * regmove.c (optimize_reg_copy_1): Likewise.
889 * calls.c (prepare_call_address): Likewise.
890 (precompute_register_parameters): Likewise.
892 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
894 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
895 implementation of the hook that considers all register classes
896 small except for SH64.
897 (sh_override_options): Use the new hook.
898 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
901 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
903 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
904 implementation of the hook that considers all register classes
906 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
909 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
911 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
912 implementation of the hook that considers all register classes
914 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
917 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
919 * config/m32c/m32c.h: Likewise.
920 * config/pdp11/pdp11.h: Likewise.
921 * config/avr/avr.h: Likewise.
922 * config/xtensa/xtensa.h: Likewise.
923 * config/m68hc11/m68hc11.h: Likewise.
924 * config/mn10300/mn10300.h: Likewise.
925 * config/mcore/mcore.h: Likewise.
926 * config/h8300/h8300.h: Likewise.
927 * config/bfin/bfin.h: Likewise.
929 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
930 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
932 2010-05-03 Anatoly Sokolov <aesok@post.ru>
934 * double-int.h (tree_to_double_int): Remove macro.
935 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
936 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
937 (tree_to_double_int): New function.
938 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
940 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
942 2010-05-03 Richard Guenther <rguenther@suse.de>
944 PR tree-optimization/43971
945 * tree-ssa-structalias.c (get_constraint_for_1): Fix
946 constraints in the !flag_delete_null_pointer_checks case.
948 2010-05-03 Jakub Jelinek <jakub@redhat.com>
951 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
952 result mode matches original rtl mode.
954 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
957 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
959 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
961 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
962 when processing flag options.
964 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
966 * gcov-iov.c (main): Change format string placeholder
967 from %#08x to 0x%08x.
968 * genchecksum.c (dosum): Change format string placeholder
969 from %#02x to 0x%02x.
971 2010-05-02 Richard Guenther <rguenther@suse.de>
973 PR tree-optimization/43879
974 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
976 2010-05-02 Bruno Haible <bruno@clisp.org>
978 * doc/extend.texi (Function Attributes): Fix a typo.
980 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
983 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
984 placeholder from 0x%x to %#x.
985 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
986 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
987 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
988 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
989 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
990 * config/i386/i386.c (ix86_target_string): Ditto.
991 * config/i386/i386.c (output_pic_addr_const): Ditto.
992 (print_operand): Ditto.
994 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
996 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
997 placeholder from 0x%x to %#x.
998 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
999 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
1000 (ASM_OUTPUT_DEBUG_DATA): Ditto.
1001 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
1002 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
1003 * optc-gen.awk: Ditto.
1004 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
1005 (HOST_WIDE_INT_PRINT_HEX): Ditto.
1006 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
1007 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1009 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1011 * target.h (struct calls): Add function_value_regno_p field.
1012 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
1013 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
1014 * targhooks.c (default_function_value_regno_p): New function.
1015 * targhooks.h (default_function_value_regno_p): Declare function.
1016 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
1017 * builtins.c. (apply_result_size): (Ditto.).
1018 * combine.c. (likely_spilled_retval_p): (Ditto.).
1019 * mode-switching.c. Include 'target.h'.
1020 (create_pre_exit): Use function_value_regno_p hook.
1021 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
1022 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
1023 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
1025 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
1026 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
1027 (ix86_function_value_regno_p): Declare as static, change argument
1028 type to const unsigned int.
1029 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
1031 2010-05-01 Richard Guenther <rguenther@suse.de>
1033 PR tree-optimization/43949
1034 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
1036 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
1038 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1040 * rtl.h (CONST_DOUBLE_P): Define.
1041 (rtx_to_double_int): Declare.
1042 * emit-rtl.c (rtx_to_double_int): New function.
1043 * dwarf2out.c (insert_double): New function.
1044 (loc_descriptor, add_const_value_attribute): Clean up, use
1045 rtx_to_double_int and insert_double functions.
1047 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
1049 * doc/extend.texi (Inline): Add missing return keyword to examples.
1050 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
1053 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
1055 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
1056 the variable part of the offset as well. Use highest_pow2_factor for
1057 all alignment checks.
1059 2010-04-30 Richard Guenther <rguenther@suse.de>
1061 PR tree-optimization/43879
1062 * tree-ssa-structalias.c (type_could_have_pointers): Functions
1065 2010-04-30 Jan Hubicka <jh@suse.cz>
1067 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
1069 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
1071 2010-04-30 Jan Hubicka <jh@suse.cz>
1073 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
1075 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
1076 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
1077 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
1078 cgraph_node_set_needs_ltrans_p): Remove.
1080 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1082 * sdbout.c: Include vec.h, do not include varray.h.
1083 (deferred_global_decls, sdbout_global_decl,
1084 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
1085 * toplev.c: Do not include varray.h.
1086 (dump_memory_report): Do not dump VARRAY statistics.
1087 * gengtype.c (open_base_file): Ignore varray.h.
1088 * Makefile.in: Update for abovementioned changes.
1089 Remove all traces of varray.c and varray.h.
1090 * varray.c: Remove file.
1091 * varray.h: Remove file.
1093 2010-04-30 Jan Hubicka <jh@suse.cz>
1095 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
1098 2010-04-30 Jan Hubicka <jh@suse.cz>
1100 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
1103 2010-04-30 Richard Guenther <rguenther@suse.de>
1105 * tree-ssa-structalias.c (get_constraint_for_1): Generate
1106 constraints for CONSTRUCTOR.
1108 2010-04-30 Richard Guenther <rguenther@suse.de>
1111 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
1112 first after all lowering passes.
1114 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1116 * toplev.c: Include varray.h for statistics dumping.
1117 * tree.h: Do not declare varray_head_tag.
1118 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
1119 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
1120 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
1121 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
1122 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
1123 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
1124 c-common.c, c-common.h, reg-stack.c, basic-block.h,
1125 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
1127 * Makefile.in: Update for abovementioned changes.
1129 2010-04-30 Jakub Jelinek <jakub@redhat.com>
1132 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
1134 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1136 * config/picochip/picochip.c (picochip_legitimize_address): Define.
1137 Use this function to do machine-specific conversion.
1138 (picochip_legitimize_reload_address): Likewise.
1139 (picochip_legitimate_address_p): Check valid base register only if
1141 (picochip_check_conditional_copy): Check for modw only if opnd is
1143 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
1144 to call the function in c.
1145 * config/picochip/picochip-protos.h
1146 (picochip_legitimize_reload_address): Define.
1147 * config/picochip/picochip.md (supported_compare1): Define.
1149 2010-04-30 Jan Hubicka <jh@suse.cz>
1151 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
1152 (cgraph_global_info): Remove inlined.
1153 (LTO_cgraph_tag_names): Remove.
1154 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
1155 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
1156 simplify cgraph tags and document.
1157 (lto_output_node): Use only LTO_cgraph_unavail_node and
1158 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
1159 for_functions_valid, global info, process and output flags.
1160 (input_overwrite_node): Initialize estimated stack size and
1161 estimated growth. Do not read flags we no longer store.
1162 (input_node): Likewise do not read info no longer stored.
1163 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
1166 2010-04-30 Richard Guenther <rguenther@suse.de>
1168 PR tree-optimization/43879
1169 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1170 handle non-zero initializers.
1172 2010-04-30 Richard Guenther <rguenther@suse.de>
1174 * builtins.c (fold_builtin_1): Delete free (0).
1176 2010-04-29 Jan Hubicka <jh@suse.cz>
1178 * gengtype.c (open_base_files): Add lto-streamer.h
1179 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
1180 (pass_ipa_cp): GGC collect.
1181 * toplev. (compile_file): Do not output symbols.
1182 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
1183 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
1184 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
1185 * lto-section-in.c: Include ggc.h
1186 (lto_new_in_decl_state): Alloc in GGC.
1187 (lto_delete_in_decl_state): Likewise.
1188 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
1191 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1194 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
1195 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
1196 (HONOR_REG_ALLOC_ORDER): Describe new macro.
1197 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
1198 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
1199 account only if HONOR_REG_ALLOC_ORDER is not defined.
1200 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
1201 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
1203 2010-04-29 Jon Grant <04@jguk.org>
1205 * collect2.c (vflag): Change type from int to bool.
1207 (helpflag): New global bool.
1208 (main): Set vflag and debug with boolean, not integer truth values.
1209 Accept new "--help" option and output usage text if found.
1210 * collect2.h (vflag): Update prototype.
1213 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1216 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
1218 2010-04-29 Richard Guenther <rguenther@suse.de>
1221 * plugin.h (invoke_plugin_callbacks): Annotate arguments
1222 with ATTRIBUTE_UNUSED.
1224 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1227 * config/i386/i386.c (get_some_local_dynamic_name): Replace
1228 INSN_P with NONDEBUG_INSN_P.
1229 (distance_non_agu_define): Likewise.
1230 (distance_agu_use): Likewise.
1232 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1234 From Dominique d'Humieres <dominiq@lps.ens.fr>
1236 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
1239 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1241 * plugin.h (invoke_plugin_callbacks): New inline function.
1242 * plugin.c (flag_plugin_added): New global flag.
1243 (add_new_plugin): Initialize above flag.
1244 (invoke_plugin_callbacks): Rename to ...
1245 (invoke_plugin_callbacks_full): ... this.
1247 2010-04-28 Jan Hubicka <jh@suse.cz>
1249 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
1250 (lto_varpool_replace_node): New.
1251 (lto_symtab_resolve_symbols): Resolve varpool nodes.
1252 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
1253 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
1254 * cgraph.h (varpool_node_ptr): New type.
1255 (varpool_node_ptr): New vector.
1256 (varpool_node_set_def): New structure.
1257 (varpool_node_set): New type.
1258 (varpool_node_set): New vector.
1259 (varpool_node_set_element_def): New structure.
1260 (varpool_node_set_element, const_varpool_node_set_element): New types.
1261 (varpool_node_set_iterator): New type.
1262 (varpool_node): Add prev pointers, add used_from_other_partition,
1264 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
1265 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
1266 varpool_get_node, varpool_remove_node): Declare.
1267 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
1268 varpool_node_set_size): New inlines.
1269 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
1270 * tree-pass.h (varpool_node_set_def): Forward declare.
1271 (ipa_opt_pass_d): Summary writting takes vnode sets too.
1272 (ipa_write_optimization_summaries): Update prototype.
1273 * ipa-cp.c (ipcp_write_summary): Update.
1274 * ipa-reference.c (ipa_reference_write_summary): Update.
1275 * lto-cgraph.c (lto_output_varpool_node): New static function.
1276 (output_varpool): New function.
1277 (input_varpool_node): New static function.
1278 (input_varpool_1): New function.
1279 (input_cgraph): Input varpool.
1280 * ipa-pure-const.c (pure_const_write_summary): Update.
1281 * lto-streamer-out.c (lto_output): Update, output varpool too.
1282 (write_global_stream): Kill WPA hack.
1283 (produce_asm_for_decls): Update.
1284 (output_alias_pair_p): Handle variables.
1285 (output_unreferenced_globals): Output only needed partition of varpool.
1286 * ipa-inline.c (inline_write_summary): Update.
1287 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1289 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1290 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1291 varpool_node_set_new, varpool_node_set_add,
1292 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1293 debug_varpool_node_set): New functions.
1294 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1295 (execute_one_pass): Process new decls too.
1296 (ipa_write_summaries_2): Pass around vsets.
1297 (ipa_write_summaries_1): Likewise.
1298 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1300 (ipa_write_optimization_summaries_1): Pass around vsets.
1301 (ipa_write_optimization_summaries): Likewise.
1302 * varpool.c (varpool_get_node): New.
1303 (varpool_node): Update doubly linked lists.
1304 (varpool_remove_node): New.
1305 (dump_varpool_node): More dumping.
1306 (varpool_enqueue_needed_node): Update doubly linked lists.
1307 (decide_is_variable_needed): Kill ltrans hack.
1308 (varpool_finalize_decl): Kill lto hack.
1309 (varpool_assemble_decl): Skip decls in other partitions.
1310 (varpool_assemble_pending_decls): Update doubly linkes lists.
1311 (varpool_empty_needed_queue): Likewise.
1312 (varpool_extra_name_alias): Likewise.
1313 * lto-streamer.c (lto_get_section_name): Add vars section.
1314 * lto-streamer.h (lto_section_type): Update.
1315 (output_varpool, input_varpool): Declare.
1317 2010-04-28 Mike Stump <mikestump@comcast.net>
1319 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1321 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1323 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1324 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1325 (lto_input_ts_type_tree_pointers): Likewise.
1326 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1327 (lto_output_ts_type_tree_pointers): Likewise.
1329 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1331 Uniquization of constants at the Tree level
1332 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
1333 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
1335 (tree_output_constant_def): Declare.
1336 * gimplify.c (gimplify_init_constructor): When using block copy, first
1337 uniquize the constant constructor on the RHS.
1338 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
1339 DECL_IN_CONSTANT_POOL flag.
1340 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
1341 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
1343 (assemble_variable): Deal with symbols belonging to the tree constant
1345 (get_constant_section): Add ALIGN parameter and simplify.
1346 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
1347 (assemble_constant_contents): Use the expression of the VAR_DECL.
1348 (output_constant_def_contents): Use the alignment of the VAR_DECL.
1349 (tree_output_constant_def): New global function.
1350 (mark_constant): Use the expression of the VAR_DECL.
1351 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
1353 (output_object_block): Likewise and assemble the expression.
1355 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1357 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1358 hash_tree, eq_tree): New tree hash table.
1359 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1360 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1361 lto_orig_address_remove): Reimplement.
1363 2010-04-28 Xinliang David Li <davidxl@google.com>
1366 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
1367 (compute_uninit_opnds_pos): New function.
1368 (is_non_loop_exit_postdominating): New function.
1369 (compute_control_dep_chain): New function.
1370 (find_pdom): New function.
1371 (convert_control_dep_chain_into_preds): New function.
1372 (find_predicates): New function.
1373 (find_control_equiv_block): New function.
1374 (collect_phi_def_edges): New function.
1375 (find_def_preds): New function.
1376 (find_dom): New function.
1377 (dump_predicates): New function.
1378 (get_cmp_code): New function.
1379 (is_value_included_in): New function.
1380 (find_matching_predicate_in_rest_chains): New function.
1381 (use_pred_not_overlap_with_undef_path_pred): New function.
1382 (is_use_properly_guarded): New function.
1383 (normalize_cond_1): New function.
1384 (is_and_or_or): New function.
1385 (normalize_cond): New function.
1386 (is_gcond_subset_of): New function.
1387 (is_subset_of_any): New function.
1388 (is_or_set_subset_of): New function.
1389 (is_and_set_subset_of): New function.
1390 (is_norm_cond_subset_of): New function.
1391 (is_pred_expr_subset_of): New function.
1392 (is_pred_chain_subset_of): New function.
1393 (is_included_in): New function.
1394 (is_superset_of): New function.
1395 (find_uninit_use): New function.
1396 (warn_uninitialized_phi): New function.
1397 (compute_possibly_undefined_names): New function.
1398 (ssa_undefined_value_p): New function.
1399 (execute_late_warn_uninitialized): New function.
1400 * tree-ssa.c (ssa_undefined_value_p): Removed.
1401 (warn_uninit): Changed to extern.
1402 (warn_uninitialized_phi): Removed.
1403 (warn_uninitialized_vars): Changed to extern.
1404 (execute_late_warn_uninitialized): Removed
1405 * tree-flow.h: Add new prototypes.
1406 * timevar.def: Add new time variable.
1407 * Makefile.in: Add new build file.
1409 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
1411 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1414 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1417 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
1419 2010-04-28 Martin Jambor <mjambor@suse.cz>
1421 * cgraph.h (struct cgraph_node): New field indirect_calls.
1422 (struct cgraph_indirect_call_info): New type.
1423 (struct cgraph_edge): Removed field indirect_call. New fields
1424 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
1425 (cgraph_create_indirect_edge): Declare.
1426 (cgraph_make_edge_direct): Likewise.
1427 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
1428 * ipa-prop.h (struct ipa_param_call_note): Removed.
1429 (struct ipa_node_params): Removed field param_calls.
1430 (ipa_create_all_structures_for_iinln): Declare.
1431 * cgraph.c: Described indirect edges and uids in initial comment.
1432 (cgraph_add_edge_to_call_site_hash): New function.
1433 (cgraph_edge): Search also among the indirect edges, use
1434 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
1435 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
1436 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
1438 (initialize_inline_failed): Assign a reason to indirect edges.
1439 (cgraph_create_edge_1): New function.
1440 (cgraph_create_edge): Moved some functionality to
1441 cgraph_create_edge_1.
1442 (cgraph_create_indirect_edge): New function.
1443 (cgraph_edge_remove_callee): Add an assert checking for
1445 (cgraph_edge_remove_caller): Special-case indirect edges.
1446 (cgraph_remove_edge): Likewise.
1447 (cgraph_set_edge_callee): New function.
1448 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1449 (cgraph_make_edge_direct): New function.
1450 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1451 the declaration of the call statement matches.
1452 (cgraph_node_remove_callees): Special-case indirect edges.
1453 (cgraph_clone_edge): Likewise.
1454 (cgraph_clone_node): Clone also the indirect edges.
1455 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1456 indirect_call, dump count of indirect_calls edges.
1457 * ipa-prop.c (iinlining_processed_edges): New variable.
1458 (ipa_note_param_call): Create indirect edges instead of
1459 creating notes. New parameter node.
1460 (ipa_analyze_call_uses): New parameter node, pass it on to
1461 ipa_note_param_call.
1462 (ipa_analyze_stmt_uses): Likewise.
1463 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1464 (print_edge_addition_message): Work on edges rather than on notes.
1465 (update_call_notes_after_inlining): Likewise, renamed to
1466 update_indirect_edges_after_inlining.
1467 (ipa_create_all_structures_for_iinln): New function.
1468 (ipa_free_node_params_substructures): Do not free notes.
1469 (ipa_edge_duplication_hook): Propagate bits within
1470 iinlining_processed_edges bitmap.
1471 (ipa_node_duplication_hook): Do not duplicate notes.
1472 (free_all_ipa_structures_after_ipa_cp): Renamed to
1473 ipa_free_all_structures_after_ipa_cp.
1474 (free_all_ipa_structures_after_iinln): Renamed to
1475 ipa_free_all_structures_after_iinln.
1476 (ipa_write_param_call_note): Removed.
1477 (ipa_read_param_call_note): Removed.
1478 (ipa_write_indirect_edge_info): New function.
1479 (ipa_read_indirect_edge_info): Likewise.
1480 (ipa_write_node_info): Do not stream notes, do stream information
1482 (ipa_read_node_info): Likewise.
1483 (lto_ipa_fixup_call_notes): Removed.
1484 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1485 * ipa-inline.c (pass_ipa_inline): Likewise.
1486 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1487 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1488 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1490 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1492 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1493 (output_cgraph): Stream also indirect edges.
1494 (lto_output_edge): Added capability to stream indirect edges.
1495 (input_edge): Likewise.
1496 (input_cgraph_1): Likewise.
1497 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1500 2010-04-28 Richard Guenther <rguenther@suse.de>
1502 PR tree-optimization/43879
1503 PR tree-optimization/43909
1504 * tree-ssa-structalias.c (struct variable_info): Add
1505 only_restrict_pointers flag.
1506 (new_var_info): Initialize it. Increment stats.total_vars here.
1507 (create_function_info_for): Do not increment stats.total_vars here.
1508 (get_function_part_constraint): Fix build with C++.
1509 (insert_into_field_list): Remove.
1510 (push_fields_onto_fieldstack): Properly merge fields.
1511 (create_variable_info_for): Split and simplify.
1512 (create_variable_info_for_1): New piece.
1513 (intra_create_variable_infos): Properly make restrict constraints
1516 2010-04-28 Richard Guenther <rguenther@suse.de>
1519 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
1521 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
1522 Jan Hubicka <hubicka@ucw.cz>
1524 * doc/invoke.texi (-Wsuggest-attribute=const,
1525 -Wsuggest-attribute=pure): Document.
1526 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
1527 (function_always_visible_to_compiler_p,
1528 suggest_attribute, warn_function_pure, warn_function_const):
1530 (check_call): Improve debug info.
1531 (analyze_function): Do not check availability.
1532 (add_new_function): Check availability.
1533 (propagate): Output warnings.
1534 (skip_function_for_local_pure_const): New function.
1535 (local_pure_const): Use it; output warnings.
1536 * common.opt (Wsuggest-attribute=const,
1537 Wsuggest-attribute=pure): New.
1539 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1541 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
1542 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
1543 or DW_CFA_def_cfa_offset{,_sf}.
1545 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1547 * tree.h: Fix truncated long macros.
1549 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
1551 * collect2.c (TARGET_64BIT): Redefine to target's default.
1552 * tlink.c: Likewise.
1553 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
1554 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
1555 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
1556 for underscoring __USER_LABEL_PREFIX__.
1557 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
1558 (SUB_LINK_ENTRY32): New.
1559 (SUB_LINK_ENTRY64): New.
1560 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
1561 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
1562 (SUB_LINK_ENTRY64): New.
1563 (SUB_LINK_ENTRY): New.
1564 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
1565 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
1566 x64 target is choosen.
1567 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
1568 * configure: Regenerated.
1569 * configure.ac (leading-mingw64-underscores): Option added.
1571 2010-04-27 Jan Hubicka <jh@suse.cz>
1573 * doc/invoke.texi (-fipa-profile): Document.
1574 * opts.c (decode_options): Enable ipa-profile at -O1.
1575 * timevar.def (TV_IPA_PROFILE): Define.
1576 * common.opt (fipa-profile): Add.
1577 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
1579 (cgraph_propagate_frequency): Handle only local ones.
1580 * tree-pass.h (pass_ipa_profile): Declare.
1581 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
1582 (pass_ipa_profile): Use TV_IPA_PROFILE.
1583 * ipa.c (ipa_profile): New function.
1584 (gate_ipa_profile): Likewise.
1585 (pass_ipa_profile): New global variable.
1586 * passes.c (pass_ipa_profile): New.
1588 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
1590 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
1592 2010-04-27 Martin Jambor <mjambor@suse.cz>
1595 * ipa.c (dissolve_same_comdat_group_list): New function.
1596 (function_and_variable_visibility): Call
1597 dissolve_same_comdat_group_list when comdat group contains external or
1599 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
1600 lists are circular and that they contain only DECL_ONE_ONLY nodes.
1602 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1604 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
1605 (const_hash_1) <VECTOR_CST>: New case.
1606 (compare_constant) <VECTOR_CST>: Likewise.
1607 <ADDR_EXPR>: Deal with LABEL_REFs.
1608 (copy_constant) <VECTOR_CST>: New case.
1610 2010-04-27 Jan Hubicka <jh@suse.cz>
1612 * cgraph.c (cgraph_propagate_frequency): New function.
1613 * cgraph.h (cgraph_propagate_frequency): Declare.
1614 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
1615 cgraph_propagate_frequency.
1617 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1619 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
1621 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
1624 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
1625 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
1626 here to determine which regs to push and how much stack to reserve.
1628 2010-04-27 Jie Zhang <jie@codesourcery.com>
1630 * doc/gimple.texi (gimple_statement_with_ops): Remove
1631 addresses_taken field.
1632 (gimple_statement_with_memory_ops): Likewise.
1634 2010-04-27 Jan Hubicka <jh@suse.cz>
1636 * tree-inline.c (eni_inlining_weights): Remove.
1637 (estimate_num_insns): Special case more builtins.
1639 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
1642 * c-typeck.c (build_binary_op): Move forward check for comparison
1643 pointer with null pointer constant and adjust the diagnostic message.
1645 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
1648 * configure.ac (gcc_cv_as_section_has_align): Set if installed
1649 binutils supports extended .section directive needed by LTO, or
1650 warn if older binutils found.
1651 (LTO_BINARY_READER): New AC_SUBST'd variable.
1652 (LTO_USE_LIBELF): Likewise.
1653 * gcc/config.gcc (lto_binary_reader): New target-specific configure
1655 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
1656 (LTO_USE_LIBELF): Likewise.
1657 * configure: Regenerate.
1659 * collect2.c (is_elf): Rename from this ...
1660 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
1661 object files in addition to ELF-formatted ones.
1662 (scan_prog_file): Caller updated. Also allow for LTO info marker
1663 symbol to be prefixed or not by an extra underscore.
1665 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
1666 * config/i386/winnt.c: Also #include lto-streamer.h
1667 (i386_pe_asm_named_section): Specify 1-byte section alignment for
1669 (i386_pe_asm_output_aligned_decl_common): Add comment.
1670 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
1672 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
1675 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
1676 Add missing earlyclobber for second alternative.
1678 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
1680 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
1681 bits for artificial defs at the top of the block.
1682 * fwprop.c (single_def_use_enter_block): Don't call it.
1684 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
1687 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
1688 instead of "$gcc_cv_objdump -T".
1689 Use "-undefined dynamic_lookup" on darwin.
1690 * gcc/configure: Regenerate.
1692 2010-04-26 Jakub Jelinek <jakub@redhat.com>
1695 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
1697 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1699 * c-parser.c (struct c_token): Move location field up.
1700 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
1701 (struct c_declspecs): Convert typespec_word, storage_class, and
1702 default_int_p into bitfields.
1703 (struct c_declarator): Move loc field up.
1705 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1707 * cfgloop.h (struct loop): Move can_be_parallel field up.
1708 * ipa-prop.h (struct ip_node_params): Move bitfields up.
1709 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
1711 (struct iv_cand): Convert pos field into a bitfield.
1712 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
1714 (struct _stmt_vec_info): Shuffle fields for better packing.
1716 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1718 * varasm.c (IN_NAMED_SECTION): Remove guard.
1719 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
1720 (IN_NAMED_SECTION_P): ...this.
1721 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
1722 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1724 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1726 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
1727 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
1728 of shadowing it. Fix comments.
1730 2010-04-26 Jan Hubicka <jh@suse.cz>
1732 * cgraph.c (cgraph_create_node): Set node frequency to normal.
1733 (cgraph_clone_node): Copy function frequency.
1734 * cgraph.h (node_frequency): New enum
1735 (struct cgraph_node): Add.
1736 * final.c (rest_of_clean_state): Update.
1737 * lto-cgraph.c (lto_output_node): Output node frequency.
1738 (input_overwrite_node): Input node frequency.
1739 * tre-ssa-loop-ivopts (computation_cost): Update.
1740 * lto-streamer-out.c (output_function): Do not output function
1742 * predict.c (maybe_hot_frequency_p): Update and handle functions
1744 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
1746 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
1747 (compute_function_frequency): Set noreturn functions to be executed
1749 (choose_function_section): Update.
1750 * lto-streamer-in.c (input_function): Do not input function frequency.
1751 * function.c (allocate_struct_function): Do not initialize function
1753 * function.h (function_frequency): Remove.
1754 (struct function): Remove function frequency.
1755 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
1756 (try_update): Update.
1757 * tree-inline.c (initialize_cfun): Do not update function frequency.
1758 * passes.c (pass_init_dump_file): Update.
1759 * i386.c (ix86_compute_frame_layout): Update.
1760 (ix86_pad_returns): Update.
1762 2010-04-26 Jie Zhang <jie@codesourcery.com>
1764 PR tree-optimization/43833
1765 * tree-vrp.c (range_int_cst_p): New.
1766 (range_int_cst_singleton_p): New.
1767 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
1768 when both operands are constants. Use range_int_cst_p in
1771 2010-04-26 Jan Hubicka <jh@suse.cz>
1773 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
1775 2010-04-26 Richard Guenther <rguenther@suse.de>
1778 * gimple.c (gimple_decl_printable_name): Deal gracefully
1779 with a NULL DECL_NAME.
1781 2010-04-26 Richard Guenther <rguenther@suse.de>
1784 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
1785 if emitting debug information and it is either a function
1786 or a namespace decl.
1788 2010-04-26 Ira Rosen <irar@il.ibm.com>
1790 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
1791 determine if the statement is vectorizable, and a macro to access it.
1792 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1793 Skip statements that can't be vectorized. If the analysis fails,
1794 mark the statement as unvectorizable if vectorizing basic block.
1795 (vect_compute_data_refs_alignment): Likewise.
1796 (vect_verify_datarefs_alignment): Skip statements marked as
1797 unvectorizable. Add print.
1798 (vect_analyze_group_access): Skip statements that can't be
1799 vectorized. If the analysis fails, mark the statement as
1800 unvectorizable if vectorizing basic block.
1801 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
1802 * tree-vect-stmts.c (vectorizable_store): Fix the number of
1803 generated stmts for SLP.
1804 (new_stmt_vec_info): Initialize the new field.
1805 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
1806 statements marked as unvectorizable.
1808 2010-04-25 Joseph Myers <joseph@codesourcery.com>
1810 * c-common.c (flag_isoc1x): New.
1811 (flag_isoc99): Update comment.
1812 * c-common.h (flag_isoc1x): New.
1813 (flag_isoc99): Update comment.
1814 * c-cppbuiltin.c (builtin_define_float_constants): Also define
1815 __<type>_DECIMAL_DIG__.
1816 * c-opts.c (set_std_c1x): New.
1817 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
1818 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
1819 * c.opt (-std=c1x, -std=gnu1x): New options.
1820 * doc/cpp.texi: Mention -std=c1x.
1821 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
1822 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
1823 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
1824 * doc/standards.texi: Mention C1X.
1825 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
1826 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
1827 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
1830 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
1832 * config/i386/gmon-sol2.c (_mcleanup): Change format string
1833 placeholder from 0x%x to %#x.
1834 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1835 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1836 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1837 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1838 * config/i386/i386.c (ix86_target_string): Ditto.
1839 (output_pic_addr_const): Ditto.
1840 (print_operand): Ditto.
1842 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
1844 * combine.c (find_split_point): Add third argument. Use it
1845 to find nested multiply-accumulate instructions. Adjust calls.
1846 (try_combine): Adjust call to find_split_point.
1848 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
1850 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
1852 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
1854 PR tree-optimization/41442
1855 * fold-const.c (merge_truthop_with_opposite_arm): New function.
1856 (fold_binary_loc): Call it.
1858 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1860 * toplev.c (general_init): Set default for fdiagnostics-show-option.
1861 * opts.c (common_handle_option): Allow disabling it.
1862 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
1864 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
1866 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
1867 between modes if both types are integral.
1869 2010-04-23 Richard Guenther <rguenther@suse.de>
1871 PR tree-optimization/43572
1872 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
1874 2010-04-23 Richard Guenther <rguenther@suse.de>
1877 * tree-inline.c (tree_can_inline_p): Also check compatibility
1880 2010-04-23 Martin Jambor <mjambor@suse.cz>
1882 PR tree-optimization/43846
1883 * tree-sra.c (struct access): New flag grp_assignment_read.
1884 (build_accesses_from_assign): Set grp_assignment_read.
1885 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
1886 (enum mark_read_status): New type.
1887 (analyze_access_subtree): Propagate grp_assignment_read, create
1888 accesses also if both direct_read and root->grp_assignment_read.
1890 2010-04-23 Martin Jambor <mjambor@suse.cz>
1893 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
1894 function does not have type attributes.
1896 2010-04-23 Richard Guenther <rguenther@suse.de>
1899 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
1902 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1904 * sese.h (create_if_region_on_edge): Remove.
1906 * sese.c (create_if_region_on_edge): Make static.
1908 * tree-inline.c: Do not include ggc.h.
1910 * expr.c: Do not include ggc.h.
1912 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
1915 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
1918 * config/sh/sh.c (find_barrier): Don't emit a constant pool
1919 in the middle of insns for casesi_worker_2.
1921 2010-04-22 David Edelsohn <edelsohn@gnu.org>
1923 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
1925 2010-04-22 Ira Rosen <irar@il.ibm.com>
1927 PR tree-optimization/43842
1928 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
1929 loop unrolling in update of exit phis. Fix comment.
1930 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
1931 least two reduction statements in the loop before starting SLP
1934 2010-04-22 Nick Clifton <nickc@redhat.com>
1936 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
1938 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
1940 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
1943 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1945 * tree-parloops.c (loop_parallel_p): New argument
1946 parloop_obstack. Pass it down.
1947 (parallelize_loops): New variable parloop_obstack. Initialize it,
1948 pass it down, free it.
1950 * tree-loop-linear.c (linear_transform_loops): Pass down
1953 * tree-data-ref.h (lambda_compute_access_matrices): New argument
1954 of type struct obstack *.
1956 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
1957 scratch_obstack. Initialize it, pass down, free it.
1959 * lambda.h (lambda_loop_new): Remove.
1960 (lambda_matrix_new, lambda_matrix_inverse)
1961 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
1962 argument of type struct obstack *.
1964 * lambda-trans.c (lambda_trans_matrix_new): New argument
1965 lambda_obstack. Pass it down, use obstack allocation for ret.
1966 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
1969 * lambda-mat.c (lambda_matrix_get_column)
1970 (lambda_matrix_project_to_null): Remove.
1971 (lambda_matrix_new): New argument lambda_obstack. Use obstack
1973 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
1976 * lambda-code.c (lambda_loop_new): New function.
1977 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
1978 (lambda_compute_auxillary_space, lambda_compute_target_space)
1979 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
1980 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
1981 (build_access_matrix): New argument lambda_obstack. Use obstack
1983 (lambda_compute_step_signs, lambda_compute_access_matrices): New
1984 argument lambda_obstack. Pass it down.
1986 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1988 * optabs.h (expand_widening_mult): Declare.
1990 2010-04-22 Richard Guenther <rguenther@suse.de>
1992 PR tree-optimization/43845
1993 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
1994 lookup the CALL_EXPR function and arguments.
1996 2010-04-22 Nick Clifton <nickc@redhat.com>
1998 * config/stormy16/stormy16.c
1999 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
2000 * config/stormy16/stormy16.h: Tidy up formatting.
2001 (DONT_USE_BUILTIN_SETJMP): Remove definition.
2002 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
2003 (ineqbranchsi): Delete pattern.
2004 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
2005 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
2006 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
2007 stormy16-lib2-ucmpsi2.c.
2009 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2011 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
2012 df_simulate_find_noclobber_defs as appropriate. Keep track of an
2013 extra set merge_set_noclobber, and use it to relax the final test
2015 * df.h (df_simulate_find_noclobber_defs): Declare.
2016 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
2018 (df_simulate_find_noclobber_defs): New function.
2020 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
2022 * config/i386/i386.md: Use {} around multi-line preparation statements.
2024 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2026 * c-tree.h (push_init_level, pop_init_level, set_init_index)
2027 (process_init_element): New argument of type struct obstack *.
2029 * c-typeck.c (push_init_level, pop_init_level, set_designator)
2030 (set_init_index, set_init_label, set_nonincremental_init)
2031 (set_nonincremental_init_from_string, find_init_member)
2032 (output_init_element, output_pending_init_elements)
2033 (process_init_element): New argument braced_init_obstack. Pass it
2035 (push_range_stack, add_pending_init): New argument
2036 braced_init_obstack. Use obstack allocation.
2038 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
2039 braced_init_obstack. Pass it down.
2040 (c_parser_braced_init): New variables ret, braced_init_obstack.
2041 Initialize obstack, pass it down and finally free it.
2043 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2046 * tree-pass.h (pass_optimize_widening_mul): Declare.
2047 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
2048 gate_optimize_widening_mul): New static functions.
2049 (pass_optimize_widening_mul): New.
2050 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
2051 <case MULT_EXPR>: Remove support for widening multiplies.
2052 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
2053 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
2054 simplify_gen_unary rather than directly building extensions.
2055 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
2057 * expmed.c (expand_widening_mult): New function.
2058 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
2060 2010-04-21 Jan Hubicka <jh@suse.cz>
2062 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
2063 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
2064 * lto-wpa-fixup.c: Remove.
2065 * Makefile.in (lto-wpa-fixup.o): Remove.
2066 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
2067 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
2068 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
2070 2010-04-21 Jan Hubicka <jh@suse.cz>
2072 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
2073 add write_optimization_summary, read_optimization_summary.
2074 (ipa_write_summaries_of_cgraph_node_set): Remove.
2075 (ipa_write_optimization_summaries): Declare.
2076 (ipa_read_optimization_summaries): Declare.
2077 * ipa-cp.c (pass_ipa_cp): Update.
2078 * ipa-reference.c (pass_ipa_reference): Update.
2079 * ipa-pure-const.c (pass_ipa_pure_const): Update.
2080 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
2082 * ipa-inline.c (pass_ipa_inline): Update.
2083 * ipa.c (pass_ipa_whole_program): Update.
2084 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
2085 * passes.c (ipa_write_summaries_1): Do not test wpa.
2086 (ipa_write_optimization_summaries_1): New.
2087 (ipa_write_optimization_summaries): New.
2088 (ipa_read_summaries): Do not test ltrans.
2089 (ipa_read_optimization_summaries_1): New.
2090 (ipa_read_optimization_summaries): New.
2092 2010-04-21 Jan Hubicka <jh@suse.cz>
2094 * lto-cgraph.c (lto_output_node): Do not output comdat groups
2096 (output_cgraph): Do not arrange comdat groups for boundary nodes.
2098 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2101 * dwarf2out.c (add_name_and_src_coords_attributes): Add
2102 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
2104 2010-04-21 Jan Hubicka <jh@suse.cz>
2106 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
2108 2010-04-21 Jan Hubicka <jh@suse.cz>
2110 * varpool.c (decide_is_variable_needed): Variable is always needed
2113 2010-04-21 Jan Hubicka <jh@suse.cz>
2115 * opts.c (decode_options): Enable pure-const pass for whopr.
2117 2010-04-21 Jan Hubicka <jh@suse.cz>
2119 * cgraph.c (dump_cgraph_node): Dump also assembler name.
2120 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
2122 (cgraph_decide_inlining): Do not expect callee to be removed in all
2125 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
2127 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
2129 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2131 * config/i386/i386.md (x86_shrd): Add athlon_decode and
2132 amdfam10_decode attributes.
2134 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2137 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
2138 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
2139 (lower_copyprivate_clauses): Use private var in outer
2140 context instead of original var. Make sure the types
2141 are correct for VLAs.
2143 2010-04-21 Richard Guenther <rguenther@suse.de>
2145 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
2146 to non-pointer objects.
2148 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2150 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
2151 last chain entry if it starts with the still current label.
2152 (add_location_or_const_value_attribute): Check that
2153 loc_list->first->next is NULL instead of comparing ->first with ->last.
2154 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
2155 to add_var_loc_to_decl.
2157 * dwarf2out.c (output_call_frame_info): For dw_cie_version
2158 >= 4 add also address size and segment size fields into CIE header.
2160 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
2161 long as address size is the same as sizeof (void *) and
2163 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
2164 address size or segment size is unexpected, return DW_EH_PE_omit.
2165 (classify_object_over_fdes): If get_cie_encoding returned
2166 DW_EH_PE_omit, return -1.
2167 (init_object): If classify_object_over_fdes returned -1,
2168 pretend there were no FDEs at all.
2170 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2172 * config/i386/i386.md (bswap<mode>2): Macroize expander from
2173 bswap{si,di}2 using SWI48 mode iterator.
2174 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
2175 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
2176 set modrm attribute of bswap insn to 0 and remove length attribute.
2177 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
2178 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
2179 set mode attribute to <MODE> and remove length attribute.
2181 2010-04-20 James E. Wilson <wilson@codesourcery.com>
2183 PR rtl-optimization/43520
2184 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
2185 zero available registers.
2187 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2189 * builtins.c (fold_builtin_cproj): Fold more cases.
2191 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2193 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
2194 (fold_builtin_1): Fold builtin cproj.
2195 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
2196 Use ATTR_CONST_NOTHROW_LIST.
2198 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
2200 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
2201 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
2202 ffsi2_no_cmove for !TARGET_CMOVE.
2203 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
2204 (ffssi2): Remove expander.
2205 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
2207 (ctz<mode>2): Ditto from ctz{si,di}2.
2208 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
2210 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
2213 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2215 * dwarf2out.c (AT_linkage_name): Define.
2216 (clone_as_declaration): Handle DW_AT_linkage_name.
2217 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
2218 of DW_AT_MIPS_linkage_name.
2219 (move_linkage_attr): Likewise.
2220 (dwarf2out_finish): Likewise.
2222 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
2225 * fold-const.c (fold_comparison): New folding rule.
2227 2010-04-20 Anatoly Sokolov <aesok@post.ru>
2229 * double-int.h (double_int_setbit): Declare.
2230 * double-int.c (double_int_setbit): New function.
2231 * rtl.h (immed_double_int_const): Declare.
2232 * emit-rtl.c (immed_double_int_const): New function.
2233 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2234 and immed_double_int_const functions.
2235 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2236 expand_copysign_bit): (Ditto.).
2237 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2238 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2239 * dojump.c (prefer_and_bit_test): (Ditto.).
2240 * expr.c (convert_modes, reduce_to_bit_field_precision,
2241 const_vector_from_tree): (Ditto.).
2242 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2244 2010-04-20 Jan Hubicka <jh@suse.cz>
2246 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2247 (dump_cgraph_node): Dump new flags.
2248 * cgraph.h (struct cgraph_node): Add flags
2249 reachable_from_other_partition and in_other_partition.
2250 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2251 other partition can not be removed.
2252 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2253 the other partition must be output; silence sanity checking on
2254 leaking functions bodies from other paritition.
2255 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2256 (lto_output_node): Output new flags; do not sanity check that inline
2257 clones are output; drop lto_forced_extern_inline_p code; do not mock
2258 visibility flags at partition boundaries.
2259 (add_node_to): New function.
2260 (output_cgraph): Use it to sort functions so masters appear before
2262 (input_overwrite_node): Input new flags.
2263 * passes.c (ipa_write_summaries): Do not call
2264 lto_new_extern_inline_states.
2265 * lto-section-out.c (forced_extern_inline,
2266 lto_new_extern_inline_states lto_delete_extern_inline_states,
2267 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2268 * lto-streamer.h (lto_new_extern_inline_states,
2269 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2270 lto_forced_extern_inline_p): Kill.
2272 2010-04-20 Richard Guenther <rguenther@suse.de>
2274 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2275 from vars that can have pointers.
2276 (process_constraint): Dump useless constraints.
2278 2010-04-20 Richard Guenther <rguenther@suse.de>
2280 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2281 (dump_sa_points_to_info): Remove asserts.
2282 (init_base_vars): nothing_id isn't an escape point nor does it
2285 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2287 * tree.h (TYPE_REF_IS_RVALUE): Define.
2288 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2289 should_move_die_to_comdat, prune_unused_types_walk): Handle
2290 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2291 (modified_type_die, gen_reference_type_die): Emit
2292 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2293 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2295 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2298 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2299 calls for -fpic -m31 if they have been sibcall optimized.
2301 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2303 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2304 ar.lc fixed and call-used.
2306 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2308 2010-04-19 Jan Hubicka <jh@suse.cz>
2310 * opts.c (decode_options): Disable whpr incompatible passes.
2311 * lto/lto.c (lto_1_to_1_map): Skip clones.
2312 (read_cgraph_and_symbols): Do not mark everything as needed.
2313 (do_whole_program_analysis): Do map only after optimizing;
2314 set proper cgraph_state; use passmanager.
2316 2010-04-19 DJ Delorie <dj@redhat.com>
2318 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2319 POINTER_PLUS_EXPR and fix them.
2321 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2323 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2324 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2325 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2326 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2327 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2328 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2329 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2330 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2331 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2332 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2333 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2335 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2337 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2338 (check_cond_move_block): Likewise.
2339 (cond_move_process_if_block): Likewise.
2340 (noce_find_if_block): Improve formatting.
2341 (find_if_header): Pass 0 to memset and tweak conditions.
2342 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2344 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2346 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2350 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2351 with non-local decl doesn't need chain.
2353 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2355 * ira-color.c (allocno_reload_assign): Avoid accumulating
2356 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2358 2010-04-19 Martin Jambor <mjambor@suse.cz>
2360 * gimple.h (create_tmp_reg): Declare.
2361 * gimplify.c (create_tmp_reg): New function.
2362 (gimplify_return_expr): Use create_tmp_reg.
2363 (gimplify_omp_atomic): Likewise.
2364 (gimple_regimplify_operands): Likewise.
2365 * tree-dfa.c (make_rename_temp): Likewise.
2366 * tree-predcom.c (predcom_tmp_var): Likewise.
2367 (reassociate_to_the_same_stmt): Likewise.
2368 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2369 (get_replaced_param_substitute): Likewise.
2370 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2371 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2372 * tree-ssa-pre.c (get_representative_for): Likewise.
2373 (create_expression_by_pieces): Likewise.
2374 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
2375 (create_tailcall_accumulator): Likewise.
2377 2010-04-19 Martin Jambor <mjambor@suse.cz>
2379 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
2381 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2383 2010-04-19 Richard Guenther <rguenther@suse.de>
2385 PR tree-optimization/43796
2386 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2387 from SCEV in the lattice.
2388 (vrp_visit_phi_node): Dump change.
2390 2010-04-19 Richard Guenther <rguenther@suse.de>
2392 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
2393 * configure: Re-generated.
2395 2010-04-19 Richard Guenther <rguenther@suse.de>
2397 PR tree-optimization/43783
2398 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
2399 constant ARRAY_REF operands two and three if possible.
2401 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
2404 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2406 2010-04-19 Jie Zhang <jie@codesourcery.com>
2409 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2411 2010-04-19 Ira Rosen <irar@il.ibm.com>
2413 PR tree-optimization/37027
2414 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
2415 and macro to access it.
2416 (vectorizable_reduction): Add argument.
2417 (vect_get_slp_defs): Likewise.
2418 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
2419 statements for possible use in SLP.
2420 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
2421 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
2422 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
2424 (vectorizable_reduction): Likewise.
2425 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2427 (vectorizable_type_demotion, vectorizable_type_promotion,
2428 vectorizable_store): Likewise.
2429 (vect_analyze_stmt): Update call to vectorizable_reduction.
2430 (vect_transform_stmt): Likewise.
2431 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2432 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2433 from different interleaving chains in same node.
2434 (vect_slp_rearrange_stmts): New function.
2435 (vect_supported_load_permutation_p): Allow load permutations for
2436 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2437 inside SLP nodes if necessary.
2438 (vect_analyze_slp_instance): Handle reductions.
2439 (vect_analyze_slp): Try to build SLP instances originating from groups
2441 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2442 (vect_get_constant_vectors): Create initial vectors for reductions
2443 according to reduction code. Add new argument.
2444 (vect_get_slp_defs): Add new argument, pass it to
2445 vect_get_constant_vectors.
2446 (vect_schedule_slp_instance): Remove SLP tree root statements.
2448 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2450 * tree.h (ENUM_IS_SCOPED): Define.
2451 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2452 for ENUM_IS_SCOPED enums.
2454 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2456 * fold-const.c (fold_comparison): Use ssizetype.
2457 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2458 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2459 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2460 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2462 * tree.h (initialize_sizetypes): Remove parameter.
2463 (build_common_tree_nodes): Remove second parameter.
2464 * stor-layout.c (initialize_sizetypes): Remove parameter.
2465 Always create an unsigned type.
2466 (set_sizetype): Assert that the passed type is unsigned and simplify.
2467 * tree.c (build_common_tree_nodes): Remove second parameter.
2468 Adjust call to initialize_sizetypes.
2469 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2470 build_common_tree_nodes.
2472 2010-04-18 Matthias Klose <doko@ubuntu.com>
2474 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2476 2010-04-18 Ira Rosen <irar@il.ibm.com>
2478 PR tree-optimization/43771
2479 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2480 load permutation doesn't have gaps.
2482 2010-04-18 Jan Hubicka <jh@suse.cz>
2484 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2485 (sse_prologue_save_insn expander): Use new pattern.
2486 (sse_prologue_save_insn1): New pattern and splitter.
2487 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2489 * i386.c (setup_incoming_varargs_64): Do not compute jump
2491 (ix86_gimplify_va_arg): Update alignment needed.
2492 (ix86_local_alignment): Do not align all local arrays to 128bit.
2494 2010-04-17 Jan Hubicka <jh@suse.cz>
2496 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2498 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2500 * arm.md (negdi2): Remove redundant code to force values into a
2503 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2505 * arm/bpabi.S: Add EABI alignment attributes to objects.
2506 * arm/bpabi-v6m.S: Likewise.
2507 * arm/crti.asm: Likewise.
2508 * arm/crtn.asm: Likewise.
2509 * arm/lib1funcs.asm: Likewise.
2510 * arm/libunwind.S: Likewise.
2512 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2514 * arm-protos.h (tune_params): New structure.
2515 * arm.c (current_tune): New variable.
2516 (arm_constant_limit): Delete.
2517 (struct processors): Add pointer to the tune parameters.
2518 (arm_slowmul_tune): New tuning option.
2519 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
2520 (all_cores): Adjust to pick up the tuning model.
2521 (arm_constant_limit): New function.
2522 (arm_override_options): Select the appropriate tuning model. Delete
2523 initialization of arm_const_limit.
2524 (arm_split_constant): Use the new constant-limit model.
2525 (arm_rtx_costs): Pick up the current tuning model.
2526 * arm.md (is_strongarm, is_xscale): Delete.
2527 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
2528 for Xscale variant architectures.
2529 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
2531 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2533 * config/arm/arm.c (arm_gen_constant): Remove unused variable
2535 (arm_rtx_costs_1): Remove unused variable extra_cost.
2536 (arm_unwind_emit_set): Use variable offset.
2537 (thumb1_output_casesi): Remove unused variable flags.
2539 2010-04-16 Jeff Law <law@redhat.com>
2541 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
2542 needing assignment rather than doing a two-phase assignment. Remove
2543 unused variable 'm'.
2545 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2548 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
2550 2010-04-16 Doug Kwan <dougkwan@google.com>
2552 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
2553 (next_operand_entry_id): New static variable.
2554 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
2555 (add_to_ops_vec): Assigned unique ID to operand entry.
2556 (struct oecount_s): New field ID.
2557 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
2558 (undistribute_ops_list): Assign unique IDs to oecounts.
2559 (init_reassoc): reset next_operand_entry_id.
2561 2010-04-16 Doug Kwan <dougkwan@google.com>
2563 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
2564 missing left parenthesis.
2566 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
2568 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
2569 *btdi_rex64 using SWI48 mode iterator.
2570 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
2571 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
2572 *jcc_btdi_mask_rex64.
2574 2010-04-16 Anatoly Sokolov <aesok@post.ru>
2576 * double-int.h (tree_to_double_int): Convert to macro.
2577 * double-int.c (tree_to_double_int): Remove.
2579 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2582 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
2583 with want_address 2 and in case a single element list might be
2584 possible, call it again with want_address 0.
2586 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2588 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
2589 case 'W' print operands for HI mode.
2590 * config/h8300/h8300.h (Y0, Y2) : New constraints.
2591 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
2592 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
2593 * config/h8300/predicate.md (bit_register_indirect_operand): New.
2595 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
2597 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
2598 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
2599 #xx:3 and #xx:4 mode.
2601 * config/h8300/h8300.md (inverted load with HImode dest): Add
2602 support for H8300SX.
2604 * config/h8300/predicate.md (bit_operand): Allow immediate values that
2605 satisfy 'U' constraint.
2607 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2609 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
2610 * configure: Regenerate.
2611 * config.in: Regenerate.
2612 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
2615 2010-04-16 Richard Guenther <rguenther@suse.de>
2617 * tree.h (struct tree_decl_minimal): Move pt_uid ...
2618 (struct tree_decl_common): ... here.
2619 (DECL_PT_UID): Adjust.
2620 (SET_DECL_PT_UID): Likewise.
2621 (DECL_PT_UID_SET_P): Likewise.
2623 2010-04-16 Richard Guenther <rguenther@suse.de>
2625 PR tree-optimization/43572
2626 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
2627 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
2628 * tree-flow.h (is_call_clobbered): Remove.
2629 * tree-flow-inline.h (is_call_clobbered): Likewise.
2630 * tree-dfa.c (dump_variable): Do not dump call clobber state.
2631 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
2632 (execute_return_slot_opt): Adjust.
2633 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
2634 check for call clobbered vars here.
2635 (find_tail_calls): Move tailcall verification to the
2638 2010-04-16 Diego Novillo <dnovillo@google.com>
2640 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
2642 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2645 * config/arm/arm.md (cbranchqi4): New pattern.
2646 * config/arm/predicates.md (const0_operand,
2647 cbranchqi4_comparison_operator): New predicates.
2649 2010-04-16 Richard Guenther <rguenther@suse.de>
2651 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
2652 (dump_gimple_stmt): Likewise.
2654 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2656 * recog.h (struct recog_data): New field is_operator.
2657 (struct insn_operand_data): New field is_operator.
2658 * recog.c (extract_insn): Set recog_data.is_operator.
2659 * genoutput.c (output_operand_data): Emit code to set the
2661 * reload.c (find_reloads): Use it rather than testing for an
2662 empty constraint string.
2665 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
2666 If the previous insn is a cbranchsi4_insn with the same arguments,
2667 omit the compare instruction.
2669 * config/arm/arm.md (addsi3_cbranch): If destination is a high
2670 register, inputs must be low registers and we need a low register
2671 scratch. Handle alternative 2 like alternative 3.
2673 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2675 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
2676 don't call get_addr on both. If one expression is a VALUE and
2677 the other a REG, check VALUE's locs if the REG isn't among them.
2679 2010-04-16 Christian Bruel <christian.bruel@st.com>
2681 * config/sh/sh.h (sh_frame_pointer_required): New function.
2682 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
2683 (flag_omit_frame_pointer) Set.
2684 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
2685 (rounded_frame_size): Adjust size with outgoing_args_size.
2686 (sh_set_return_address): Must return from stack pointer.
2687 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
2688 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2689 (ACCUMULATE_OUTGOING_ARGS): Define.
2690 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
2691 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
2693 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2696 * config/sh/sh.c (sh_legitimize_reload_address): Use
2697 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
2698 Remove a unneeded check for offset_base.
2700 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
2702 * configure: Regenerated.
2704 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2706 * config/s390/s390.c (s390_call_save_register_used): Switch back
2707 to HARD_REGNO_NREGS.
2709 2010-04-15 Richard Guenther <rguenther@suse.de>
2711 * alias.c (alias_set_subset_of): Handle alias-set zero
2714 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
2715 Julian Brown <julian@codesourcery.com>
2717 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
2718 alternatives according to use of high and low regs.
2719 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
2720 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
2721 optimizing for size on Thumb-2.
2723 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
2725 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
2727 2010-04-15 Richard Guenther <rguenther@suse.de>
2729 * tree-ssa-structalias.c (struct variable_info): Add
2731 (new_var_info): Initialize it.
2732 (dump_constraints): Support printing last added constraints.
2733 (debug_constraints): Adjust.
2734 (dump_constraint_graph): Likewise.
2735 (make_heapvar_for): Check for NULL cfun.
2736 (get_function_part_constraint): New function.
2737 (get_fi_for_callee): Likewise.
2738 (find_func_aliases): Properly implement IPA PTA constraints.
2739 (process_ipa_clobber): New function.
2740 (find_func_clobbers): Likewise.
2741 (insert_into_field_list_sorted): Remove.
2742 (create_function_info_for): Properly allocate vars for IPA mode.
2743 Do not use insert_into_field_list_sorted.
2744 (create_variable_info_for): Properly generate constraints for
2745 global vars in IPA mode.
2746 (dump_solution_for_var): Always dump the solution.
2747 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
2748 (find_what_var_points_to): Adjust.
2749 (pt_solution_set): Change.
2750 (pt_solution_ior_into): New function.
2751 (pt_solution_empty_p): Export.
2752 (pt_solution_includes_global): Adjust.
2753 (pt_solution_includes_1): Likewise.
2754 (pt_solutions_intersect_1): Likewise.
2755 (dump_sa_points_to_info): Check some invariants.
2756 (solve_constraints): Move constraint dumping ...
2757 (compute_points_to_sets): ... here.
2758 (ipa_pta_execute): ... and here.
2759 (compute_may_aliases): Do not re-compute points-to info
2760 locally if IPA info is available.
2761 (ipa_escaped_pt): New global var.
2762 (ipa_pta_execute): Properly implement IPA PTA.
2763 * tree-into-ssa.c (dump_decl_set): Support dumping
2764 decls not in referenced-vars.
2765 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
2766 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
2767 (dump_points_to_solution): Likewise.
2768 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
2769 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
2770 (remap_gimple_stmt): Reset call clobber/use information if necessary.
2771 (copy_decl_to_var): Copy DECL_PT_UID.
2772 (copy_result_decl_to_var): Likewise.
2773 * tree.c (make_node_stat): Initialize DECL_PT_UID.
2774 (copy_node_stat): Copy it.
2775 * tree.h (DECL_PT_UID): New macro.
2776 (SET_DECL_PT_UID): Likewise.
2777 (DECL_PT_UID_SET_P): Likewise.
2778 (struct tree_decl_minimal): Add pt_uid member.
2779 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
2780 (pt_solution_empty_p): Declare.
2781 (pt_solution_set): Adjust.
2782 (ipa_escaped_pt): Declare.
2783 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
2784 * gimple-pretty-print.c (pp_points_to_solution): New function.
2785 (dump_gimple_call): Dump call clobber/use information.
2786 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
2787 * tree-pass.h (TDF_ALIAS): New dump option.
2788 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
2789 * doc/invoke.texi (-fipa-pta): Update documentation.
2791 2010-04-15 Richard Guenther <rguenther@suse.de>
2793 * Makefile.in (OBJS-common): Add gimple-fold.o.
2794 (gimple-fold.o): New rule.
2795 * tree.h (maybe_fold_offset_to_reference,
2796 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
2798 * gimple.h: ... here.
2799 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
2800 may_propagate_address_into_dereference): Move prototypes ...
2801 * gimple.h: ... here.
2802 * tree-ssa-ccp.c (get_symbol_constant_value,
2803 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
2804 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
2805 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
2806 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
2807 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
2808 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
2809 gimplify_and_update_call_from_tree): Move ...
2810 * gimple-fold.c: ... here. New file.
2811 (ccp_fold_builtin): Rename to ...
2812 (gimple_fold_builtin): ... this.
2813 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
2815 2010-04-15 Richard Guenther <rguenther@suse.de>
2817 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
2818 fit_double_type, force_fit_type_double, add_double_with_sign,
2819 neg_double, mul_double_with_sign, lshift_double, rshift_double,
2820 lrotate_double, rrotate_double, div_and_round_double): Move ...
2821 * double-int.c: ... here.
2822 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
2823 add_double, neg_double, mul_double_with_sign, mul_double,
2824 lshift_double, rshift_double, lrotate_double, rrotate_double,
2825 div_and_round_double): Move prototypes ...
2826 * double-int.h: ... here.
2828 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
2831 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
2832 matching constraints to ensure inputs match the output.
2834 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2837 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
2838 in an input-only operand.
2840 2010-04-15 Anatoly Sokolov <aesok@post.ru>
2842 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
2843 (double_int_not, double_int_lshift, double_int_rshift): Declare.
2844 (double_int_negative_p): Convert to static inline function.
2845 * double-int.c (double_int_lshift, double_int_lshift): New functions.
2846 (double_int_negative_p): Remove.
2847 * tree.h (lshift_double, rshift_double):
2848 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
2849 * fold-const.c (fold_convert_const_int_from_real,
2850 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
2851 (lshift_double): Change type of arith argument to bool.
2852 (rshift_double): Change type of arith argument to bool. Correct
2854 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2856 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
2859 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
2860 at the start and end of the then/else blocks, and omit them from the
2862 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
2863 argument; all callers changed. Pass zero to old_insns_match_p instead.
2864 (flow_find_head_matching_sequence): New function.
2865 (old_insns_match_p): Check REG_EH_REGION notes for calls.
2866 * basic-block.h (flow_find_cross_jump,
2867 flow_find_head_matching_sequence): Declare functions.
2869 2010-04-14 Jason Merrill <jason@redhat.com>
2872 * c-common.c (attribute_takes_identifier_p): New fn.
2873 * c-common.h: Declare it.
2875 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2877 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
2879 (*udivmod<mode>4): Ditto.
2881 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2883 * config/i386/i386.md (maxmin_int): Rename code attribute from
2884 maxminiprefix and update all users.
2885 (maxmin_float): Ditto from maxminfprefix.
2886 (logic): Ditto from logicprefix.
2887 (absneg_mnemonic): Ditto from absnegprefix.
2888 * config/i386/mmx.md: Update all users of maxminiprefix,
2889 maxminfprefix and logicprefix for rename.
2890 * config/i386/sse.md: Ditto.
2891 * config/i386/sync.md (sync_<code><mode>): Update for
2894 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
2897 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
2898 warnings converted to errors.
2900 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2902 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
2903 used insn_type variable.
2904 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
2905 to avoid set-but-not-used warning.
2907 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2909 * df-core.c (df_ref_debug): Change format string placeholder
2911 * dwarf2asm.c (dw2_asm_output_data_raw,
2912 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
2913 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
2914 * dwarf2out.c (output_cfi, output_cfi_directive,
2915 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
2916 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
2918 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
2919 * print-rtl.c (print_rtx): Ditto.
2921 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2924 * builtins.c (expand_builtin_pow_root): New function to expand pow
2925 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
2926 series of sqrt and cbrt calls under -ffast-math.
2927 (expand_builtin_pow): Call it.
2929 2010-04-14 Michael Matz <matz@suse.de>
2931 PR tree-optimization/42963
2932 * tree-cfg.c (touched_switch_bbs): New static variable.
2933 (group_case_labels_stmt): New function broken out from ...
2934 (group_case_labels): ... here, use the above.
2935 (start_recording_case_labels): Allocate touched_switch_bbs.
2936 (end_recording_case_labels): Deallocate it, call
2937 group_case_labels_stmt.
2938 (gimple_redirect_edge_and_branch): Remember index of affected BB.
2940 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2942 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
2945 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2947 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
2949 2010-04-13 Jan Hubicka <jh@suse.cz>
2951 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
2952 of optimized out static functions.
2953 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
2954 cost computation. Also sanity check for overflows.
2955 (update_caller_keys): Update cgraph_edge_badness call; properly
2956 update fibheap and sanity check that it is up to date.
2957 (add_new_edges_to_heap): Update cgraph_edge_badness.
2958 (cgraph_decide_inlining_of_small_function): Likewise;
2959 add sanity checking that badness in heap is up to date;
2960 improve dumping of reason; Update badness of calls to the
2961 offline copy of function currently inlined; dump badness
2962 of functions not inlined because of unit growth limits.
2964 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2967 * c-common.c (pointer_int_sum): Disregard overflow that occured only
2968 because of sign-extension change when converting to sizetype here...
2969 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
2971 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
2972 the folding to constants. Remove redundant final conversion.
2973 (fold_binary) <associate>: Do not associate if the re-association of
2974 constants alone overflows.
2975 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
2976 to the end of the list.
2977 (multiple_of_p) <COND_EXPR>: New case.
2979 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
2981 * opt-functions.awk (opt_sanitized_name): New.
2983 * optc-gen.awk: Use it
2984 * opth-gen.awk: Use it.
2986 2010-04-13 Martin Jambor <mjambor@suse.cz>
2988 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
2989 (sra_modify_assign): Delete stmts loading dead data even if racc has no
2990 children. Call replace_uses_with_default_def_ssa_name to handle
2993 2010-04-13 Michael Matz <matz@suse.de>
2996 * builtins.c (expand_builtin_interclass_mathfn): Also create
2997 a register if the predicate doesn't match.
2999 2010-04-13 Diego Novillo <dnovillo@google.com>
3001 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
3002 * c-pch.c: Include timevar.h.
3003 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
3004 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
3005 * ggc-common.c: Include timevar.h.
3006 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
3007 * timevar.def (TV_PCH_SAVE): Define.
3008 (TV_PCH_CPP_SAVE): Define.
3009 (TV_PCH_PTR_REALLOC): Define.
3010 (TV_PCH_PTR_SORT): Define.
3011 (TV_PCH_RESTORE): Define.
3012 (TV_PCH_CPP_RESTORE): Define.
3014 2010-04-13 Michael Matz <matz@suse.de>
3016 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
3018 (can_reassociate_p): New function.
3019 (break_up_subtract_bb, reassociate_bb): Use it.
3021 2010-04-13 Richard Guenther <rguenther@suse.de>
3024 * builtins.c (c_readstr): Fix assert.
3026 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
3028 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
3029 when generating cltd insn.
3031 (*ashl<mode>3_1): Remove special handling for register operand 2.
3032 (*ashlsi3_1_zext): Ditto.
3033 (*ashlhi3_1): Ditto.
3034 (*ashlhi3_1_lea): Ditto.
3035 (*ashlqi3_1): Ditto.
3036 (*ashlqi3_1_lea): Ditto.
3037 (*<shiftrt_insn><mode>3_1): Ditto.
3038 (*<shiftrt_insn>si3_1_zext): Ditto.
3039 (*<shiftrt_insn>qi3_1_slp): Ditto.
3040 (*<rotate_insn><mode>3_1): Ditto.
3041 (*<rotate_insn>si3_1_zext): Ditto.
3042 (*<rotate_insn>qi3_1_slp): Ditto.
3044 2010-04-13 Richard Guenther <rguenther@suse.de>
3046 * tree-ssa-structalias.c (callused_id): Remove.
3047 (call_stmt_vars): New.
3048 (get_call_vi): Likewise.
3049 (lookup_call_use_vi): Likewise.
3050 (lookup_call_clobber_vi): Likewise.
3051 (get_call_use_vi): Likewise.
3052 (get_call_clobber_vi): Likewise.
3053 (make_transitive_closure_constraints): Likewise.
3054 (handle_const_call): Adjust to do per-call call-used handling.
3055 (handle_pure_call): Likewise.
3056 (find_what_var_points_to): Remove general callused handling.
3057 (init_base_vars): Likewise.
3058 (init_alias_vars): Initialize call_stmt_vars.
3059 (compute_points_to_sets): Process call-used and call-clobbered
3060 vars for call statements.
3061 (delete_points_to_sets): Free call_stmt_vars.
3063 2010-04-13 Richard Guenther <rguenther@suse.de>
3065 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3066 Only add RW dependence for dependence distance zero.
3067 Adjust maximal vectorization factor according to dependences.
3068 Move alignment handling ...
3069 (vect_find_same_alignment_drs): ... here. New function.
3070 (vect_analyze_data_ref_dependences): Adjust.
3071 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
3072 (vect_analyze_data_refs): Adjust minimal vectorization factor
3073 according to data references.
3074 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
3075 dependences before determining the vectorization factor.
3076 Analyze alignment after determining the vectorization factor.
3077 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
3078 dependences before alignment.
3079 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
3081 (vect_analyze_data_refs): Likewise.
3082 (MAX_VECTORIZATION_FACTOR): New define.
3084 2010-04-13 Duncan Sands <baldrick@free.fr>
3086 * except.h (lang_eh_type_covers): Remove.
3087 * except.c (lang_eh_type_covers): Likewise.
3089 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3090 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3092 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
3093 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
3094 UNITS_PER_LONG where it is ABI relevant.
3095 (s390_return_addr_rtx): Likewise.
3096 (s390_back_chain_rtx): Likewise.
3097 (s390_frame_area): Likewise.
3098 (s390_frame_info): Likewise.
3099 (s390_initial_elimination_offset): Likewise.
3100 (save_gprs): Likewise.
3101 (s390_emit_prologue): Likewise.
3102 (s390_emit_epilogue): Likewise.
3103 (s390_function_arg_advance): Likewise.
3104 (s390_function_arg): Likewise.
3105 (s390_va_start): Likewise.
3106 (s390_gimplify_va_arg): Likewise.
3107 (s390_function_profiler): Likewise.
3108 (s390_optimize_prologue): Likewise.
3109 (s390_rtx_costs): Likewise.
3110 (s390_secondary_reload): Likewise.
3111 (s390_promote_function_mode): Likewise.
3112 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
3113 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
3114 registers available.
3115 (s390_unwind_word_mode): New function.
3116 (s390_function_value): Split 64 bit values into register pair if
3117 used as return value.
3118 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
3119 function call parameters. Handle parallels.
3120 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
3121 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
3122 (DWARF_CIE_DATA_ALIGNMENT): New macro.
3123 (s390_expand_setmem): Remove unused variable src_addr.
3124 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
3125 deal with 64 bit registers.
3126 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
3127 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
3128 (UNITS_PER_LONG): New macro.
3129 * libjava/include/s390-signal.h: Define extended ucontext
3130 structure containing the upper halfs of the 64 bit registers.
3132 2010-04-13 Simon Baldwin <simonb@google.com>
3134 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
3136 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3138 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
3139 rvalue on the RHS if the LHS is of a non-renamable type.
3140 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
3142 2010-04-13 Matthias Klose <doko@ubuntu.com>
3144 * gcc.c (cc1_options): Handle -iplugindir before processing
3145 the cc1 spec. Only add -iplugindir once.
3146 (cpp_unique_options): Add -iplugindir option if -fplugin* options
3148 * common.opt (iplugindir): Remove `Separate' property, initialize.
3149 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
3151 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
3152 (distclean): Remove plugin dir.
3153 * doc/invoke.texi: Document -iplugindir.
3155 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
3157 * doc/plugins.texi (Loading Plugins): Document short
3158 -fplugin=foo option.
3159 (Plugin API): Mention default_plugin_dir_name function.
3161 * gcc.c (find_file_spec_function): Add new declaration.
3162 (static_spec_func): Use it for "find-file".
3163 (find_file_spec_function): Add new function.
3164 (cc1_options): Add -iplugindir option if -fplugin* options found.
3166 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
3168 * plugin.c (add_new_plugin): Updated comment, and handle short
3170 (default_plugin_dir_name): Added new function.
3172 * common.opt (iplugindir): New option to set the plugin directory.
3174 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
3176 * config/i386/i386.md (any_rotate): New code iterator.
3177 (rotate_insn): New code attribute.
3179 (SWIM124): New mode iterator.
3180 (<rotate_insn>ti3): New expander.
3181 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
3182 any_rotate code iterator.
3183 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
3184 using any_rotate code iterator and SWIM124 mode iterator.
3185 (ix86_rotlti3): New insn_and_split pattern.
3186 (ix86_rotrti3): Ditto.
3187 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
3188 ix86_rotl{di,ti}3 patterns.
3189 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
3190 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
3191 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
3192 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
3193 code iterator and SWI mode iterator.
3194 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
3195 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
3197 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
3198 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
3199 (bswap rotatert splitter): Add splitter.
3200 (bswap splitter): Macroize splitter using any_rotate code iterator.
3201 Add insn predicate to split only for TARGET_USE_XCHGB or when
3202 optimizing function for size.
3204 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3206 * config/pa/pa.c (emit_move_sequence): Remove use of
3207 deleted variable flag_argument_noalias.
3209 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3211 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
3213 Add to unsupported targets list.
3214 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
3215 sparc*-sun-solaris2.[567]* from target lists.
3216 * configure: Regenerate.
3217 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
3219 Remove Solaris 7 patch references.
3220 (Specific, sparc-sun-solaris2.7): Removed.
3221 (sparc-sun-solaris2*): Update Solaris 7 example.
3222 (sparc64-*-solaris2*): Likewise.
3224 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3226 * config.build (alpha*-dec-osf4*): Remove.
3227 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
3228 of obsolete configurations.
3229 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
3231 * config/alpha/t-osf4: Renamed to ...
3232 * config/alpha/t-osf5: ... this.
3233 * config/alpha/osf.h: Renamed to ...
3234 * config/alpha/osf5.h: ... this.
3235 Merged old osf5.h contents.
3237 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
3238 (EXTRA_SPECS): Removed.
3239 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
3240 reflect removal of Tru64 UNIX V4.0/V5.0 support.
3243 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3245 * doc/contrib.texi (Contributors, Rainer Orth): Update.
3247 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
3250 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
3251 __thiscall convention.
3253 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3255 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
3257 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
3259 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3261 * function.c (assign_parms_initialize_all): Add unused attribute
3264 2010-04-12 Richard Guenther <rguenther@suse.de>
3266 * gsstruct.def (GSS_CALL): New.
3267 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
3268 * gimple.h: Include tree-ssa-alias.h.
3269 (struct gimple_statement_call): New.
3270 (union gimple_statement_struct_d): Add gimple_call member.
3271 (gimple_call_reset_alias_info): Declare.
3272 (gimple_call_use_set): New function.
3273 (gimple_call_clobber_set): Likewise.
3274 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
3275 * gimple.c (gimple_call_reset_alias_info): New function.
3276 (gimple_build_call_1): Call it.
3277 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3278 * tree-inline.c (remap_gimple_stmt): Likewise.
3279 (expand_call_inline): Remove callused handling.
3280 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
3281 * tree-dfa.c (dump_variable): Likewise.
3282 * tree-parloops.c (parallelize_loops): Likewise.
3283 * tree-ssa.c (init_tree_ssa): Likewise.
3284 (delete_tree_ssa): Likewise.
3285 * tree-flow-inline.h (is_call_used): Remove.
3286 * tree-flow.h (struct gimple_df): Remove callused member.
3287 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
3288 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
3289 (ref_maybe_used_by_call_p_1): Simplify.
3290 (call_may_clobber_ref_p_1): Likewise.
3291 * tree-ssa-structalias.c (compute_points_to_sets): Set
3292 the call stmt used and clobbered sets.
3293 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
3294 (find_tail_calls): Verify the tail call.
3296 2010-04-12 Richard Guenther <rguenther@suse.de>
3298 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
3299 single-iteration always-inline inlining.
3300 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
3301 (cgraph_decide_inlining): Do not handle always-inline specially.
3302 (try_inline): Remove always-inline cycle detection special case.
3303 Do not recurse on always-inlines.
3304 (cgraph_early_inlining): Do not iterate if not optimizing.
3305 (cgraph_gate_early_inlining): remove.
3306 (pass_early_inline): Run unconditionally.
3307 (gate_cgraph_decide_inlining): New function.
3308 (pass_ipa_inline): Use it. Do not run the IPA inliner if
3309 not inlining or optimizing.
3310 (cgraph_decide_inlining_of_small_functions): Also consider
3311 always-inline functions.
3312 (cgraph_default_inline_p): Return true for nodes which should
3313 disregard inline limits.
3314 (estimate_function_body_sizes): Assume zero size and time for
3315 nodes which are marked as disregarding inline limits.
3316 (cgraph_decide_recursive_inlining): Do not perform recursive
3317 inlining on always-inline nodes.
3319 2010-04-12 Jakub Jelinek <jakub@redhat.com>
3322 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
3323 for exprs satisfying handled_component_p.
3325 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
3327 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
3328 non-constant aggregate elements.
3330 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
3331 is a real initialization.
3333 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
3336 * c-decl.c (start_function): Move forward check for nested function.
3338 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3340 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
3341 * config/sh/sh.c: Include reload.h.
3342 (sh_legitimize_reload_address): New.
3343 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
3344 sh_legitimize_reload_address.
3346 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3348 * config/sh/sh.md (*movqi_pop): New insn pattern.
3349 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
3351 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3353 * config/i386/i386.md (any_shiftrt): New code iterator.
3354 (shiftrt_insn): New code attribute.
3356 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
3357 using any_shiftrt code iterator.
3358 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
3359 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
3360 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
3361 pattern from corresponding peephole2 patterns.
3362 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
3363 using any_shiftrt code iterator.
3364 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
3365 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
3366 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
3367 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
3368 *{ashr,lshr}<mode>3_cmp_zext.
3369 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
3371 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3373 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
3375 (*lshr<mode>3_cconly): Ditto.
3377 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3379 * config/i386/i386.md (lshr<mode>3): Macroize expander from
3380 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3381 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3382 pattern from *lshr{di,ti}3_1 and corresponding splitters using
3384 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3385 from corresponding peephole2 patterns.
3386 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
3387 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
3388 and *lshrdi3_1_rex64 using SWI mode iterator.
3389 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
3390 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
3391 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
3392 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
3393 and *lshrdi3_cmp_rex64 using SWI mode iterator.
3394 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
3395 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
3396 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
3397 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
3400 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
3402 * config/i386/i386.md (ashr<mode>3): Macroize expander from
3403 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3404 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3405 pattern from *ashr{di,ti}3_1 and corresponding splitters using
3407 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3408 from corresponding peephole2 patterns.
3409 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
3410 (ashrsi3_cvt): Rename from ashrsi3_31.
3411 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
3412 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
3413 and x86_64_shift_adj_3 using SWI48 mode iterator.
3414 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
3415 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
3416 and *ashrdi3_1_rex64 using SWI mode iterator.
3417 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
3418 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
3419 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
3420 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
3421 and *ashrdi3_cmp_rex64 using SWI mode iterator.
3422 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
3423 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
3424 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
3425 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
3427 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
3428 * config/i386/i386.c (ix86_split_ashr): Update for renamed
3429 x86_shift<mode>_adj_3 expanders.
3431 2010-04-10 Wei Guozhi <carrot@google.com>
3434 * config/arm/arm.c (arm_pic_static_addr): New function.
3435 (legitimize_pic_address): Call arm_pic_static_addr when it detects
3437 (arm_output_addr_const_extra): Output expression for new pattern.
3438 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
3440 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
3442 * ira-costs.c (record_reg_classes): Ignore alternatives that are
3445 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
3446 * web.c: Include "insn-config.h" and "recog.h".
3447 (union_match_dups): New function.
3448 (web_main): Call it.
3449 (union_defs): Don't try to recognize match_dups.
3451 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
3452 if doing so would replace the entire pattern.
3454 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3458 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
3459 and splitter pattern. Change splitter operand 1 predicate to
3462 2010-04-09 Martin Jambor <mjambor@suse.cz>
3464 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
3465 lattices are addresses of CONST_DECLs with the same initial value.
3466 (ipcp_print_all_lattices): Print values of CONST_DECLs.
3467 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3469 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
3470 Bernd Schmidt <bernds@codesourcery.com>
3472 * loop-invariant.c (replace_uses): New static function.
3473 (move_invariant_reg): Use it to ensure we can replace the uses.
3475 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
3477 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
3479 (picochip_override_options): Enable section anchors only above -O1.
3480 (picochip_reorg): Fixed a couple of build warnings.
3482 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3484 * configure.ac (plugin -rdynamic test): Log result.
3485 * configure: Regenerate.
3486 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
3487 (RDYNAMIC_SPEC): Define.
3488 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
3490 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3492 * configure.ac: Determine Sun ld version numbers.
3493 (comdat_group): Restrict GNU ld version checks to gld.
3494 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
3495 (enable_comdat): Support --enable-comdat.
3496 * configure: Regenerate.
3497 * doc/install.texi (Configuration): Document --enable-comdat.
3499 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3501 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
3502 * config/sol2-gld.h: ... here.
3503 * config.gcc (sparc*-*-solaris2*): Reflect this.
3504 (i[34567]86-*-solaris2*): Use it.
3506 2010-04-09 Steve Ellcey <sje@cup.hp.com>
3508 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
3510 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
3512 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3515 * diagnostic.c (diagnostic_initialize): Initialize
3516 some_warnings_are_errors.
3517 (diagnostic_finish): New.
3518 (diagnostic_action_after_output): Call it before exiting.
3519 (diagnostic_report_diagnostic): Do not print message here. Set
3520 some_warnings_are_errors.
3521 * diagnostic.h (diagnostic_context): Delete
3522 issue_warnings_are_errors_message. Add some_warnings_are_errors.
3523 (diagnostic_finish): Declare.
3524 * toplev.c (toplev_main): Call it before exit.
3526 2010-04-09 Jason Merrill <jason@redhat.com>
3529 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
3530 for incomplete type.
3533 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
3534 based on a warning flag.
3536 2010-04-09 Richard Guenther <rguenther@suse.de>
3538 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
3540 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
3543 * varasm.c (default_assemble_visibility): Wrap vars that are
3544 set, but unused, by targets without GAS.
3545 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
3546 Remove set, but unused, vars.
3547 (rs6000_legitimize_tls_address): Likewise.
3548 (altivec_expand_dst_builtin): Likewise.
3549 * config/darwin.c (machopic_classify_symbol): Likewise.
3550 (machopic_indirection_name): Likewise.
3552 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3554 * config/i386/i386.md (DWI): New mode iterator.
3555 (S): New mode attribute.
3556 (shift_operand): Ditto.
3557 (shift_immediate_operand): Ditto.
3558 (ashl_input_operand): Ditto.
3559 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
3560 using SDWIM mode iterator.
3561 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
3562 pattern from *ashl{di,ti}3_1 and corresponding splitters using
3564 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
3565 from corresponding peephole2 patterns.
3566 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
3567 and x86_64_shift_adj_1 using SWI48 mode iterator.
3568 (x86_shift<mode>_adj_2): Ditto.
3569 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
3570 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
3571 using SWI48 mode iterator.
3572 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
3573 *ashldi3_cmp_rex64 using SWI mode iterator.
3574 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
3575 *ashldi3_cconly_rex64 using SWI mode iterator.
3576 * config/i386/i386.c (ix86_split_ashl): Update for renamed
3577 x86_shift<mode>_adj_{1,2}.
3578 (ix86_split_ashr): Ditto.
3579 (ix86_split_lshr): Ditto.
3581 2010-04-09 Richard Guenther <rguenther@suse.de>
3583 * target.h (builtin_conversion): Pass in input and output types.
3584 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
3585 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
3586 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
3587 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
3589 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
3591 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
3593 2010-04-09 Richard Guenther <rguenther@suse.de>
3596 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
3598 2010-04-09 Richard Guenther <rguenther@suse.de>
3600 * tree-vectorizer.h (struct _stmt_vec_info): Document
3601 that vectype is the type of the LHS.
3602 (supportable_widening_operation, supportable_narrowing_operation):
3603 Get both input and output vector types as arguments.
3604 (vect_is_simple_use_1): Declare.
3605 (get_same_sized_vectype): Likewise.
3606 * tree-vect-loop.c (vect_determine_vectorization_factor):
3607 Set STMT_VINFO_VECTYPE to the vector type of the def.
3608 (vectorizable_reduction): Adjust.
3609 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
3610 Adjust. Specify the output vector type.
3611 (vect_pattern_recog_1): Adjust.
3612 * tree-vect-stmts.c (get_same_sized_vectype): New function.
3613 (vectorizable_call): Adjust.
3614 (vectorizable_conversion): Likewise.
3615 (vectorizable_operation): Likewise.
3616 (vectorizable_type_demotion): Likewise.
3617 (vectorizable_type_promotion): Likewise.
3618 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
3620 (vect_is_simple_use_1): New function.
3621 (supportable_widening_operation): Get both input and output
3623 (supportable_narrowing_operation): Likewise.
3624 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
3626 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
3628 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
3629 __thiscall and _thiscall as predefined macros.
3630 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
3631 thiscall attribute handling.
3632 (ix86_comp_type_attributes): Likewise.
3633 (ix86_function_regparm): Likewise.
3634 (ix86_return_pops_args): Likewise.
3635 (init_cumulative_args): Likewise.
3636 (find_drap_reg): Likewise.
3637 (ix86_static_chain): Likewise.
3638 (x86_this_parameter): Likewise.
3639 (x86_output_mi_thunk): Likewise.
3640 (ix86_attribute_table): Add description for thiscall attribute.
3641 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
3642 * doc/extend.texi: Add documentation for thiscall.
3644 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3647 * c.opt (Wint-to-pointer-cast): Available in C++.
3648 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
3650 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
3652 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
3653 * calls.c (expand_call): Pass the function type to aggregate_value_p.
3654 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
3655 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
3656 function type instead. Reorder and simplify checks.
3658 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
3660 2010-04-08 Jing Yu <jingyu@google.com>
3661 Zdenek Dvorak <ook@ucw.cz>
3663 PR tree-optimization/42720
3664 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
3665 loop unswitch conditions here from ...
3666 (tree_unswitch_single_loop): ... here.
3668 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3670 * tree-if-conv.c: Fix comments and simplify logic.
3672 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3674 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
3675 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
3676 (main_tree_if_conversion): Update call to tree_if_conversion.
3678 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3681 * doc/invoke.texi (-b,-V): Delete.
3682 * doc/tm.texi: Do not mention -b.
3683 * gcc.c (display_help): Delete -b and -V.
3684 (process_command): Delete -b and -V.
3685 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
3687 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
3688 Wolfgang Gellerich <gellerich@de.ibm.com>
3690 Implement target hook for loop unrolling
3691 * target.h (loop_unroll_adjust): Add a new target hook function.
3692 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
3693 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
3694 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
3695 (s390_loop_unroll_adjust): Implement the new target hook for s390.
3696 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
3698 (decide_unroll_stupid): Likewise.
3700 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3703 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
3705 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3707 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
3708 (Specific, *-*-solaris2*): Likewise.
3709 Don't prefer Sun as over GNU as.
3711 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
3713 * config/s390/s390.c (override_options): Adjust the z10
3714 defaults for max-unroll-times, max-completely-peeled-insns
3715 and max-completely-peel-times.
3717 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3719 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
3720 instructions for z10.
3721 (s390_expand_setmem): Likewise.
3722 (s390_expand_cmpmem): Likewise.
3724 2010-04-08 Richard Guenther <rguenther@suse.de>
3726 PR tree-optimization/43679
3727 * tree-ssa-pre.c (eliminate): Only propagate copies.
3729 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3732 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
3733 set but not used variable warning.
3735 2010-04-08 Wei Guozhi <carrot@google.com>
3738 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
3739 (arm_size_rtx_costs): Call the new function when optimized for size.
3741 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3744 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
3745 op0 is not a MEM, just return NULL instead of assertion
3747 (discover_nonconstant_array_refs): Don't walk debug stmts.
3749 2010-04-08 Doug Kwan <dougkwan@google.com>
3751 * configure.ac: Recognize gold and do not use its version number
3752 to test ld features.
3753 * configure: Regenerate.
3755 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
3758 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
3759 (negate_value): Move code to push elements to broken_up_substracts ...
3760 (eliminate_plus_minus_pair): ... here. Push operands that have no
3761 negative pair to plus_negates.
3762 (repropagate_negates, init_reassoc, fini_reassoc): Update.
3764 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3766 * doc/install.texi (Configuration): Move description of
3767 --enable-lto, --with-libelf*, --enable-gold from Java section to
3770 * doc/generic.texi (Working with declarations)
3771 (Function Properties, C and C++ Trees): Fix typos.
3772 * doc/sourcebuild.texi (Top Level): Likewise.
3774 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3777 * tree.h (DECL_READ_P): Define.
3778 (struct tree_decl_common): Add decl_read_flag.
3779 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
3780 a set but not used warning.
3781 (merge_decls): Merge DECL_READ_P flag.
3782 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
3783 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
3784 * c-common.c (handle_used_attribute, handle_unused_attribute):
3786 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
3788 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
3790 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
3791 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
3792 c_parser_binary_expression, c_parser_cast_expression,
3793 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
3794 Call default_function_array_read_conversion instead of
3795 default_function_array_conversion where needed.
3796 (c_parser_unary_expression, c_parser_conditional_expression,
3797 c_parser_postfix_expression_after_primary, c_parser_initelt):
3798 Likewise. Call mark_exp_read where needed.
3799 (c_parser_statement_after_labels, c_parser_asm_operands,
3800 c_parser_typeof_specifier, c_parser_sizeof_expression,
3801 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
3803 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
3805 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
3806 (warn_unused_but_set_parameter): Default to warn_unused
3808 * doc/invoke.texi: Document -Wunused-but-set-variable and
3809 -Wunused-but-set-parameter.
3811 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
3812 used count variable.
3813 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
3814 when operandN variables aren't used in the body of the expander
3816 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
3817 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
3818 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
3819 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
3820 FOR_EACH_IMM_USE_ON_STMT): Likewise.
3821 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
3822 * tree.c (PROCESS_ARG): Likewise.
3824 2010-04-07 Simon Baldwin <simonb@google.com>
3826 * diagnostic.h (diagnostic_override_option_index): New macro to
3827 set a diagnostic's option_index.
3828 * c-tree.h (c_cpp_error): Add warning reason argument.
3829 * opts.c (_warning_as_error_callback): New.
3830 (register_warning_as_error_callback): Store callback for
3831 warnings enabled via enable_warning_as_error.
3832 (enable_warning_as_error): Call callback, minor code tidy.
3833 * opts.h (register_warning_as_error_callback): Declare.
3834 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
3835 response to -Werror=.
3836 (c_common_init_options): Register warning_as_error_callback in opts.c.
3837 * common.opt: Add -Wno-cpp option.
3838 * c-common.c (struct reason_option_codes_t): Map cpp warning
3839 reason codes to gcc option indexes.
3840 * (c_option_controlling_cpp_error): New function, lookup the gcc
3841 option index for a cpp warning reason code.
3842 * (c_cpp_error): Add warning reason argument, call
3843 c_option_controlling_cpp_error for diagnostic_override_option_index.
3844 * doc/invoke.texi: Document -Wno-cpp.
3846 2010-04-07 Richard Guenther <rguenther@suse.de>
3848 * ipa-reference.c (mark_load): Use get_base_address.
3849 (mark_store): Likewise.
3851 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
3852 inserting GIMPLE_NOPs into the IL.
3853 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3854 Explicitly strip handled components and indirect references.
3856 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
3857 folding address expressions.
3858 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
3859 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
3860 operand_equal_p to compare decls.
3861 (ptr_deref_may_alias_decl_p): Likewise.
3862 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
3863 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
3864 Handle reversed comparison ops.
3865 * tree-sra.c (asm_visit_addr): Use get_base_address.
3866 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
3867 * ipa-reference.c (mark_address): Use get_base_address.
3869 2010-04-07 Richard Guenther <rguenther@suse.de>
3871 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
3872 Propagate constants everywhere.
3874 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3877 * tree.c (MAX_INT_CACHED_PREC): Define.
3878 (nonstandard_integer_type_cache): New array.
3879 (build_nonstandard_integer_type): Cache results for precision
3880 <= MAX_INT_CACHED_PREC.
3882 2010-04-07 Richard Guenther <rguenther@suse.de>
3884 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
3885 -fargument-noalias-global, -fargument-noalias-anything): Remove.
3886 * common.opt: Likewise.
3887 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
3888 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
3889 (nonoverlapping_memrefs_p): Likewise.
3890 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3891 * opts.c (common_handle_option): Handle OPT_fargument_alias,
3892 OPT_fargument_noalias, OPT_fargument_noalias_anything and
3893 OPT_fargument_noalias_global for backward compatibility.
3895 2010-04-07 Richard Guenther <rguenther@suse.de>
3897 PR tree-optimization/43270
3898 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
3899 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
3900 * tree-ssa-pre.c (phi_translate_1): Adjust.
3901 (fully_constant_expression): Split out vn_reference handling to ...
3902 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
3903 Fold reads from constant strings.
3904 (vn_reference_lookup): Handle fully constant references.
3905 (vn_reference_lookup_pieces): Likewise.
3906 * Makefile.in (expmed.o-warn): Add -Wno-error.
3908 2010-04-07 Martin Jambor <mjambor@suse.cz>
3910 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
3912 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
3915 * gcc.c: Add -static-libstdc++ to list of recognized options.
3917 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3919 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
3921 2010-04-07 Richard Guenther <rguenther@suse.de>
3924 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
3925 bases build simple mem attributes to retain points-to information.
3927 2010-04-07 Richard Guenther <rguenther@suse.de>
3930 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
3931 preserve points-to related information.
3933 2010-04-07 Richard Guenther <rguenther@suse.de>
3936 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
3937 discard plain indirect references.
3938 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
3939 * tree.c (tree_nop_conversion): Likewise.
3941 2010-04-07 Dodji Seketeli <dodji@redhat.com>
3944 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
3946 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
3948 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
3949 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
3951 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3953 * tree-if-conv.c: Fix indentation and comments.
3955 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3957 * tree-if-conv.c: Sort static functions in topological order.
3959 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3961 * tree-if-conv.c: Fix indentation and comments.
3963 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3966 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
3967 lang_hooks.types.type_for_size instead of
3968 build_nonstandard_integer_type.
3969 When converting an unsigned type to signed, double its precision.
3970 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
3971 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
3972 (graphite_create_new_loop_guard): When ub + 1 wraps around,
3975 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3978 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
3979 POINTER_PLUS_EXPR for pointer types.
3981 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3984 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
3985 * graphite-clast-to-gimple.c: Include langhooks.h.
3986 (max_signed_precision_type): New.
3987 (max_precision_type): Takes two types as arguments.
3988 (precision_for_value): New.
3989 (precision_for_interval): New.
3990 (gcc_type_for_interval): New.
3991 (gcc_type_for_value): New.
3992 (gcc_type_for_clast_term): New.
3993 (gcc_type_for_clast_red): New.
3994 (gcc_type_for_clast_bin): New.
3995 (gcc_type_for_clast_expr): Split up into several functions.
3996 (gcc_type_for_clast_eq): Rewritten.
3997 (compute_bounds_for_level): New.
3998 (compute_type_for_level_1): New.
3999 (compute_type_for_level): New.
4000 (gcc_type_for_cloog_iv): Removed.
4001 (gcc_type_for_iv_of_clast_loop): Rewritten.
4002 (graphite_create_new_loop): Compute the lower and upper bound types
4003 with gcc_type_for_clast_expr.
4004 (graphite_create_new_loop_guard): Same.
4005 (find_cloog_iv_in_expr): Removed.
4006 (compute_cloog_iv_types_1): Removed.
4007 (compute_cloog_iv_types): Removed.
4008 (gloog): Do not call compute_cloog_iv_types.
4009 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
4011 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
4012 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
4013 (GBB_CLOOG_IV_TYPES): Removed.
4015 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4017 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
4018 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
4019 (detect_commutative_reduction): Same.
4021 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4023 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
4024 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
4026 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
4027 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
4028 (rewrite_commutative_reductions_out_of_ssa): Same.
4029 * passes.c (execute_function_todo): Call verify_ssa for every pass
4030 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
4031 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
4032 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
4033 with an extra argument.
4034 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
4035 verify_ssa only when the extra argument is true.
4036 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
4037 with an extra argument.
4038 (tree_transform_and_unroll_loop): Same.
4040 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4042 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
4043 for all the passes of the LNO having LOOP_CLOSED_SSA.
4044 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
4045 * tree-loop-distribution.c (pass_loop_distribution): Same.
4046 * tree-pass.h (TODO_verify_loops): Removed.
4047 * tree-ssa-loop.c (pass_tree_loop_init): Same.
4049 (pass_tree_unswitch): Same.
4050 (pass_predcom): Same.
4051 (pass_vectorize): Same.
4052 (pass_linear_transform): Same.
4053 (pass_graphite_transforms): Same.
4054 (pass_iv_canon): Same.
4055 (pass_complete_unroll): Same.
4056 (pass_complete_unrolli): Same.
4057 (pass_parallelize_loops): Same.
4058 (pass_loop_prefetch): Same.
4059 (pass_iv_optimize): Same.
4061 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
4064 * passes.c (init_optimization_passes): Move pass_lim before
4065 pass_copy_prop and pass_dce_loop.
4067 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4070 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
4071 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
4072 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
4073 MULTI_* defines for 4 argument vpermil2p* builtins.
4075 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4077 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
4078 * config/i386/i386.c (x86_maybe_negate_const_int): New.
4079 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
4080 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
4081 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
4082 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
4083 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
4084 Use x86_maybe_negate_const_int to output insn mnemonic.
4085 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
4086 check from instruction predicate. Update comments.
4087 * config/i386/sync.md (sync_add<mode>): Use
4088 x86_maybe_negate_const_int to output insn mnemonic.
4090 2010-04-06 Jan Hubicka <jh@suse.cz>
4092 PR tree-optimization/42906
4093 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
4094 IGNORE_SELF argument. Set visited_control_parents for fully
4096 (find_obviously_necessary_stmts): Update call of
4097 mark_control_dependent_edges_necessary.
4098 (propagate_necessity): Likewise. Handle PHI edges more curefully.
4100 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4102 * config/i386/i386.md: Remove comment about 'e' and 'E'
4105 2010-04-06 Richard Guenther <rguenther@suse.de>
4107 PR tree-optimization/43627
4108 * tree-vrp.c (extract_range_from_unary_expr): Widenings
4109 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
4112 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4114 * BASE-VER: Change to 4.6.0.
4117 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
4120 2010-04-06 Richard Guenther <rguenther@suse.de>
4123 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
4125 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4127 * doc/invoke.texi (Optimize Options): Document that LTO
4128 won't remove object access purely due to incompatible
4131 2010-04-04 Matthias Klose <doko@ubuntu.com>
4133 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
4134 Initialize variable.
4136 2010-04-03 Richard Guenther <rguenther@suse.de>
4139 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
4140 require a non-NULL MEM_OFFSET.
4142 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
4144 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
4145 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
4146 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
4147 config/alpha/predicates.md, config/arm/arm.md,
4148 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
4149 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
4150 config/darwin9.h, config/darwin.c, config/darwin.h,
4151 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
4152 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
4153 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
4154 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
4155 config/mips/mips.md, config/mn10300/mn10300.c,
4156 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
4157 config/rs6000/aix.h, config/rs6000/dfp.md,
4158 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
4159 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
4160 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
4161 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
4162 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
4163 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
4164 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
4165 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
4166 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
4167 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
4168 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
4169 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
4170 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
4171 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
4172 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
4173 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
4174 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
4175 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
4176 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
4177 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
4178 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
4179 opt-functions.awk, opth-gen.awk, params.def, passes.c,
4180 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
4181 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
4182 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
4183 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
4184 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
4185 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
4186 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
4187 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
4188 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
4189 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
4190 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
4191 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
4192 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
4193 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
4195 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4198 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
4199 * aclocal.m4: Regenerate.
4201 2010-04-02 Richard Guenther <rguenther@suse.de>
4203 PR tree-optimization/43629
4204 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
4205 if we have seen a constant value.
4207 2010-04-02 Joseph Myers <joseph@codesourcery.com>
4209 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
4211 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
4214 * arm.c (legitimize_tls_address): Adjust call to
4215 gen_tls_load_dot_plus_four.
4216 (arm_note_pic_base): New function.
4217 (arm_cannot_copy_insn_p): Use it.
4218 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
4221 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4226 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4228 * Makefile.in ($(out_object_file)): Depend on
4229 gt-$(basename $(notdir $(out_file))).h.
4231 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
4233 * config.gcc (lm32-*-rtems*): Add t-lm32.
4235 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
4237 * config.gcc: Add lm32-*-rtems*.
4238 * config/lm32/rtems.h: New file.
4240 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
4243 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
4245 2010-04-01 Jakub Jelinek <jakub@redhat.com>
4247 * dwarf2out.c (output_compilation_unit_header): For
4248 -gdwarf-4 use version 4 instead of version 3.
4249 (output_line_info): For version 4 and above emit additional
4250 maximum ops per insn header field.
4251 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
4253 * dwarf2out.c (is_c_family, is_java): Remove.
4254 (lower_bound_default): New function.
4255 (add_bound_info, gen_descr_array_type_die): Use it.
4257 2010-04-01 Dodji Seketeli <dodji@redhat.com>
4260 * dwarf2out.c (gen_variable_die): Allow debug info for variable
4261 re-declaration when it happens in a function.
4263 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
4265 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
4266 (cgraph_remove_function_insertion_hook): Same.
4267 (cgraph_call_function_insertion_hooks): Same.
4269 2010-04-01 Richard Guenther <rguenther@suse.de>
4272 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
4273 and TREE_THIS_VOLATILE.
4274 (copy_ref_info): Likewise.
4275 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
4276 * tree.c (build6_stat): Ignore side-effects of all but arg5
4277 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
4280 2010-04-01 Richard Guenther <rguenther@suse.de>
4282 PR tree-optimization/43607
4283 * ipa-type-escape.c (check_call): Do not access non-existing
4286 2010-04-01 Richard Guenther <rguenther@suse.de>
4290 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4291 Jack Howarth <howarth@bromo.med.uc.edu>
4293 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4296 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4298 * doc/install.texi (Prerequisites): Document libelf usability on
4299 IRIX 5/6 and Solaris 2.
4300 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
4301 Update GNU as, GNU ld requirements.
4302 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
4303 Document Sun Studio compiler download.
4304 Update and simplify as, ld recommendations.
4305 (Specific, *-*-solaris2.7): Note obsoletion, removal.
4307 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4309 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
4310 with_tune_32 to pentium4.
4312 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
4314 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
4316 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4318 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
4319 obsoletion, removal.
4321 Document GNU as requirement.
4322 Update configure requirements.
4323 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
4324 Recomment IRIX 6.5.18+.
4325 Document IDF/IDL requirement.
4326 Document GNU as requirement.
4327 Document GNU ld bootstrap failure.
4328 Remove freeware.sgi.com reference.
4330 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4332 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
4333 UNIX V4.0, V5.0 obsoletion, removal.
4334 Remove --with-gc=simple reference.
4335 Update VM requirements during bootstrap.
4336 Remove -oldas bootstrap description.
4337 Update binutils reference.
4338 Remove comparison failure note.
4340 2010-03-31 Richard Guenther <rguenther@suse.de>
4341 Zdenek Dvorak <ook@ucw.cz>
4342 Sebastian Pop <sebastian.pop@amd.com>
4345 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
4346 with multiple arguments.
4347 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
4349 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4351 * graphite-dependences.c (print_pddr): Call print_pdr with an
4353 * graphite-poly.c (debug_pdr): Add an extra argument for the
4356 (print_pbb_domain): Same.
4358 (print_scop_context): Same.
4360 (print_cloog): Same.
4361 (debug_pbb_domain): Same.
4365 (debug_scop_context): Same.
4367 (debug_cloog): Same.
4368 (print_scop_params): Same.
4369 (debug_scop_params): Same.
4370 (print_iteration_domain): Same.
4371 (print_iteration_domains): Same.
4372 (debug_iteration_domain): Same.
4373 (debug_iteration_domains): Same.
4374 (print_scattering_function): Same.
4375 (print_scattering_functions): Same.
4376 (debug_scattering_function): Same.
4377 (debug_scattering_functions): Same.
4378 * graphite-poly.h (debug_pdr): Update declaration.
4380 (print_pbb_domain): Same.
4382 (print_scop_context): Same.
4384 (print_cloog): Same.
4385 (debug_pbb_domain): Same.
4389 (debug_scop_context): Same.
4391 (debug_cloog): Same.
4392 (print_scop_params): Same.
4393 (debug_scop_params): Same.
4394 (print_iteration_domain): Same.
4395 (print_iteration_domains): Same.
4396 (debug_iteration_domain): Same.
4397 (debug_iteration_domains): Same.
4398 (print_scattering_function): Same.
4399 (print_scattering_functions): Same.
4400 (debug_scattering_function): Same.
4401 (debug_scattering_functions): Same.
4403 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4405 * graphite-poly.c (print_scattering_function_1): New.
4406 (print_scattering_function): Call it.
4407 (print_scop_params): Remove spaces at the end of lines.
4410 * graphite-poly.h (print_cloog): Declared.
4411 (debug_cloog): Declared.
4413 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4415 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
4417 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
4418 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
4419 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
4420 to switch between adding the IV bump in loop->latch or in loop->header.
4422 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4424 * graphite-poly.c (print_scattering_function): Pretty print following
4427 (print_pbb_domain): Same.
4428 (dump_gbb_cases): Same.
4429 (dump_gbb_conditions): Same.
4432 (print_scop_params): Same.
4433 (print_scop_context): Same.
4435 (print_pbb_body): New.
4436 (lst_indent_to): New.
4437 (print_lst): Start new lines with a #.
4438 * graphite-poly.h (pbb_bb): New.
4439 (pbb_index): Use pbb_bb.
4440 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
4442 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
4444 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4446 * dwarf2out.c (size_of_die): For -gdwarf-4 use
4447 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
4448 and 0 instead of 1 for dw_val_class_flag.
4449 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
4450 dw_val_class_range_list, dw_val_class_loc_list,
4451 dw_val_class_lineptr and dw_val_class_macptr, use
4452 DW_FORM_flag_present for dw_val_class_flag and
4453 DW_FORM_exprloc for dw_val_class_loc.
4454 (output_die): For -gdwarf-4 print dw_val_class_loc
4455 size as uleb128 instead of 1 or 2 bytes and don't print
4456 anything for dw_val_class_flag.
4458 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
4459 instead of cselib_lookup following by tweaking locs->setting_insn.
4462 * cselib.c (cselib_process_insn): Clear cselib_current_insn
4463 even before returning from label, setjmp call or volatile asm
4466 2010-03-31 Richard Guenther <rguenther@suse.de>
4469 * cgraphunit.c (cgraph_output_in_order): Do not allocate
4470 temporary data on stack.
4472 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4474 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
4475 (PUSHSECTION_ASM_OP): Remove.
4476 (POPSECTION_ASM_OP): Remove.
4477 (PUSHSECTION_FORMAT): Remove.
4478 * config/sol2.h (PUSHSECTION_FORMAT): Define.
4479 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
4480 * config/sol2.c (solaris_output_init_fini): Use it.
4482 2010-03-31 Jie Zhang <jie@codesourcery.com>
4485 * opt-functions.awk (var_type_struct): Use signed char type
4486 for simple variables.
4488 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4490 * config/sol2.c: Include output.h.
4491 (solaris_assemble_visibility): New function.
4492 * config/t-sol2 (sol2.o): Add output.h dependency.
4493 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
4494 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
4497 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4500 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
4501 V2SImode or XFmode on PRE_DEC.
4504 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
4507 2010-03-31 Jie Zhang <jie@codesourcery.com>
4510 * reload.h (caller_save_initialized_p): Declare.
4511 * toplev.c (backend_init_target): Don't call
4512 init_caller_save but set caller_save_initialized_p to false.
4513 * caller-save.c (caller_save_initialized_p): Define.
4514 (init_caller_save): Check caller_save_initialized_p.
4515 * ira.c (ira): Call init_caller_save if flag_caller_saves.
4517 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4520 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
4521 and soft-fp/t-softfp to tmake_file.
4522 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
4523 (LIBGCC2_TF_CEXT): Define.
4526 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
4529 * cselib.c (n_useless_values): Document handling of debug locs.
4530 (n_useless_debug_values, n_debug_values): New variables.
4531 (new_elt_loc_list): Don't add to debug values, keep count.
4532 (promote_debug_loc): New.
4533 (cselib_reset_table): Zero new variables.
4534 (entry_and_rtx_equal_p): Promote debug locs.
4535 (discard_useless_locs): Increment n_useless_debug_values for
4537 (remove_useless_values): Adjust n_useless_values and n_debug_values
4538 with n_useless_debug_values.
4539 (add_mem_for_addr): Promote debug locs.
4540 (cselib_lookup_mem): Likewise.
4541 (cselib_lookup_addr): Renamed to...
4542 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
4543 (cselib_log_lookup): ... this. Turn into...
4544 (cselib_lookup_addr): ... new wrapper.
4545 (cselib_lookup_from_insn): New.
4546 (cselib_invalidate_regno): Increment n_useless_debug_values for
4548 (cselib_invalidate_mem): Likewise.
4549 (cselib_process_insn): Take n_deleted and n_debug_values into
4550 account to guard remove_useless_value call.
4551 (cselib_finish): Zero n_useless_debug_values.
4552 * cselib.h (cselib_lookup_from_insn): Declare.
4553 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
4554 (sched_analyze_2): Likewise.
4556 2010-03-30 Jakub Jelinek <jakub@redhat.com>
4558 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
4560 (adjust_mems): Replace narrowing SUBREG of expression containing
4561 just PLUS, MINUS, MULT and ASHIFT of registers and constants
4562 with operations in the narrower mode.
4565 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
4566 regs_invalidated_by_call instead all call_used_reg_set registers.
4568 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
4571 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
4572 pointer comparisons with types_compatible_p.
4573 * tree-vect-stmts.c (vectorizable_call): Same.
4574 (vectorizable_condition): Same.
4576 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4578 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
4579 stack check if the mask would be zero.
4581 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4582 Jack Howarth <howarth@bromo.med.uc.edu>
4584 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4587 2010-03-30 Joseph Myers <joseph@codesourcery.com>
4590 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
4592 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
4593 Include ___unordxf2 and ___unordtf2.
4594 * config/i386/libgcc-glibc.ver: Do not define inheritance from
4597 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
4599 * config/lm32/t-lm32: New file.
4600 * config.gcc: Use the above file when targetting lm32.
4602 2010-03-28 Duncan Sands <baldrick@free.fr>
4604 * Makefile.in (PLUGIN_HEADERS): Add except.h.
4606 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4609 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
4610 Improve vectorization cost model diagnostic.
4612 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4615 * tree-vect-data-refs.c (vect_analyze_data_refs): When
4616 compute_data_dependences_for_loop returns false, early exit
4617 and output an extra diagnostic for the failed data reference
4620 2010-03-29 Richard Guenther <rguenther@suse.de>
4622 PR tree-optimization/43560
4623 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
4624 (can_sm_ref_p): Treat stores to readonly locations as trapping.
4626 2010-03-29 Jie Zhang <jie@codesourcery.com>
4629 * toplev.c (process_options): Set optimization_default_node
4630 and optimization_current_node.
4631 * opts.c (decode_options): Don't set optimization_default_node
4632 and optimization_current_node.
4634 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
4636 * config/rtems.h: Abandon -qrtems_debug.
4638 2010-03-28 Jan Hubicka <jh@suse.cz>
4640 PR tree-optimization/43505
4641 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
4642 map should not be copied.
4644 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4647 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
4648 cdtors, set DECL_PRESERVE_P.
4649 * ipa.c (cgraph_externally_visible_p): Return true if declaration
4652 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
4654 PR tree-optimization/43528
4655 * stor-layout.c (place_field): Check that constant fits into
4656 unsigned HWI when skipping calculation of MS bitfield layout.
4658 2010-03-27 Jan Hubicka <jh@suse.cz>
4661 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
4662 notice_global_symbol work.
4664 2010-03-27 Jakub Jelinek <jakub@redhat.com>
4666 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
4667 instead of dwarf2out_decl.
4668 (struct var_loc_node): Remove section_label field.
4669 (dwarf2out_function_decl): New function.
4670 (dwarf2out_var_location): Don't set section_label field.
4671 (dwarf2out_begin_function): Don't empty decl_loc_table here.
4673 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4675 PR tree-optimization/43544
4676 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4677 First argument for builtin vectorized function hook is now a
4678 tree to be able to distinguish between machine specific and
4680 * targhooks.c (default_builtin_vectorized_function): Ditto.
4681 * targhooks.h (default_builtin_vectorized_function): Ditto.
4682 * target.h (struct gcc_target): Ditto.
4683 * tree-vect-stmts.c (vectorizable_function): Ditto.
4684 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
4685 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4688 2010-03-26 Joseph Myers <joseph@codesourcery.com>
4691 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
4692 nested binding iff it is a FUNCTION_DECL.
4693 (store_parm_decls_newstyle): Pass nested=true to bind for
4694 FUNCTION_DECLs amongst parameters.
4696 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4698 * var-tracking.c (vt_expand_loc_callback): Don't run
4699 cselib_expand_value_rtx_cb in dummy mode if
4700 cselib_dummy_expand_value_rtx_cb returned false.
4702 * var-tracking.c (emit_note_insn_var_location): For one part
4703 notes with offset 0, don't add EXPR_LIST around the location.
4704 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
4705 add_location_or_const_value_attribute): Adjust for that change.
4708 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
4709 into first operand and location into second.
4710 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
4711 dw_cfi_oprnd_loc for DW_CFA_expression.
4712 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
4713 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
4714 assume first argument is regnum and second argument is location.
4716 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4719 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
4720 of scratch register to DImode. Split to DImode comparison operator.
4721 Use SImode subreg of scratch register in the multiplication.
4722 (*cmp_sadd_sidi): Ditto.
4723 (*cmp_ssub_si): Ditto.
4724 (*cmp_ssub_sidi): Ditto.
4726 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4729 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
4730 Remove invalid assert and wrong comment.
4732 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4735 * flags.h (final_insns_dump_p): New extern.
4736 * final.c (final_insns_dump_p): New variable.
4737 (rest_of_clean_state): Set it before -fdump-final-insns=
4738 dumping, clear afterwards.
4739 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
4740 MEM_ALIAS_SET on MEMs.
4742 2010-03-26 David S. Miller <davem@davemloft.net>
4744 * configure.ac: Fix sparc GOTDATA_OP bug check.
4745 * configure: Rebuild.
4747 2010-03-26 Alan Modra <amodra@gmail.com>
4749 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
4751 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4753 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
4754 TLS_SECTION_ASM_FLAG.
4756 2010-03-25 Jakub Jelinek <jakub@redhat.com>
4759 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
4760 Clear first_function_block_is_cold.
4763 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
4764 argument if the argument is truth_value_p.
4766 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4768 * config/rs6000/constraints.md: Update copyright year for my changes.
4771 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
4772 used in reg+reg addressing, swap registers.
4774 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4777 * target.h (struct gcc_target): Add code_end hook.
4778 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
4780 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
4781 * toplev.c (compile_file): Call targetm.asm_out.code_end
4782 hook before unwind info/debug info output.
4783 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
4784 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
4785 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4786 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
4787 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4788 * config/i386/i386.c (ix86_file_end): Renamed to...
4789 (ix86_code_end): ... this. Make static. Don't call
4790 file_end_indicate_exec_stack. Emit unwind info using
4791 final_start_function/final_end_function.
4792 (darwin_x86_file_end): Remove.
4793 (TARGET_ASM_CODE_END): Define.
4794 * config/i386/i386.h (TARGET_ASM_FILE_END,
4795 NEED_INDICATE_EXEC_STACK): Don't define.
4796 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
4797 (TARGET_ASM_FILE_END): Define to darwin_file_end.
4798 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
4799 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
4802 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
4803 at the beginning and final_end_function at the end.
4804 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
4806 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4808 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
4809 and Sun as TLS syntax.
4810 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
4811 * configure: Regenerate.
4812 * config.in: Regenerate.
4813 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
4814 (default_elf_asm_named_section): Use it.
4815 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
4816 (i386_output_dwarf_dtprel): Likewise.
4817 (output_addr_const_extra): Likewise.
4818 (output_pic_addr_const): Lowercase @GOTTPOFF.
4819 (output_addr_const_extra): Likewise.
4820 (output_pic_addr_const): Lowercase @GOTNTPOFF.
4821 (output_addr_const_extra): Likewise.
4822 (output_pic_addr_const): Lowercase @INDNTPOFF.
4823 (output_addr_const_extra): Likewise.
4824 (output_pic_addr_const): Lowercase @NTPOFF.
4825 (output_addr_const_extra): Likewise.
4826 (output_pic_addr_const): Lowercase @TPOFF.
4827 (output_addr_const_extra): Likewise.
4828 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
4829 (*tls_global_dynamic_64): Likewise.
4830 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
4831 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
4833 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
4834 (ASM_OUTPUT_TLS_COMMON): Use it.
4835 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
4838 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
4839 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
4840 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
4841 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
4842 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4843 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
4845 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4847 * config/i386/i386.c (override_options): Don't accept
4848 -mtls-dialect=sun any longer.
4849 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
4850 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
4851 (*tls_local_dynamic_base_32_sun): Likewise.
4852 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4854 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4857 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4858 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
4861 * ira.c (adjust_cleared_regs): New function.
4862 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
4866 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
4868 * expr.c (expand_expr_real): Restore previous
4869 curr_insn_source_location and curr_insn_block after
4870 expand_expr_real_1 call.
4871 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
4872 instead of expand_expr_real_1.
4874 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
4876 PR rtl-optimization/43413
4877 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
4880 2010-03-22 James E. Wilson <wilson@codesourcery.com>
4883 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
4884 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
4886 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
4888 * config/i386/i386.c (ix86_target_string): Add -mfma.
4889 Fix a typo in comment.
4891 2010-03-22 Mike Stump <mikestump@comcast.net>
4894 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
4895 Don't overly align based upon packed packed fields.
4897 2010-03-22 Jason Merrill <jason@redhat.com>
4899 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
4900 Use () rather than [], and move before the element type.
4902 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4904 * doc/configfiles.texi (Configuration Files): Removed
4905 fixinc/Makefile*, intl/Makefile.*.
4906 * doc/makefile.texi: Fixed markup. Abstract from version
4907 control system used.
4908 (Makefile): Removed obsolete gcc/java/parse.y example.
4909 * doc/sourcebuild.texi: Likewise.
4910 (Top Level): Added config, gnattools, libdecnumber, libgcc,
4911 libgomp, libssp. Removed fastjar.
4912 (Miscellaneous Docs): Clarify location.
4913 Added COPYING3, COPYING3.LIB.
4914 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
4916 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4919 * config/i386/i386.c (x86_function_profiler)
4920 [!NO_PROFILE_COUNTERS]: Fix typo.
4921 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
4924 2010-03-22 Janis Johnson <janis187@us.ibm.com>
4925 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4927 * doc/sourcebuild.texi (Test Directives): Split into six
4928 subsections, with most of the current text in new subsections
4929 Directives, Selectors, and Final Actions.
4930 (Directives): Split list of test directives into multiple
4932 (Selectors): Describe use and syntax of selectors.
4933 (Effective-Target Keywords): Describe all existing keywords.
4934 (Add Options): Describe features for dg-add-options.
4935 (Require Support): Describe variants of dg-require-support.
4936 (Final Actions): Describe commands to use in dg-final.
4938 2010-03-22 Michael Matz <matz@suse.de>
4941 * recog.c (validate_replace_rtx_group): Replace also in
4942 REG_EQUAL and REG_EQUIV notes.
4944 2010-03-22 Richard Guenther <rguenther@suse.de>
4946 PR tree-optimization/43390
4947 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
4948 sure vector extracts are type correct.
4950 2010-03-22 Richard Guenther <rguenther@suse.de>
4953 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
4954 x * sqrt (x) even when optimizing for size if the target
4955 has native support for sqrt.
4957 2010-03-22 Jakub Jelinek <jakub@redhat.com>
4959 * varasm.c (make_decl_rtl_for_debug): Also clear
4960 flag_mudflap for the duration of make_decl_rtl call.
4963 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
4964 locs from preserved VALUEs.
4966 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4969 * pa.md (movmemsi): Set align to one if zero.
4970 (movmemdi): Likewise.
4972 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
4975 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
4976 with their corresponding prologue pushes.
4978 2010-03-20 Andrew Pinski <pinskia@gmail.com>
4981 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
4982 at the begining or end.
4983 (spu_expand_epilogue): Likewise.
4985 2010-03-20 Richard Guenther <rguenther@suse.de>
4987 PR rtl-optimization/43438
4988 * combine.c (make_extraction): Properly zero-/sign-extend an
4989 extraction of the low part of a CONST_INT. Also handle
4992 2010-03-19 Mike Stump <mikestump@comcast.net>
4994 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
4995 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
4996 (override_options): Use SUBTARGET32_DEFAULT_CPU.
4998 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5001 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
5004 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
5006 PR rtl-optimization/42258
5007 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
5008 use that may match DEF.
5011 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
5012 the cost of loading the constant rather than assuming
5014 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
5015 outer code is AND, do the same tests as the andsi3 expander and
5016 return COSTS_N_INSNS (1) if and is cheap.
5018 * optabs.c (avoid_expensive_constant): Fix formatting.
5020 2010-03-19 Michael Matz <matz@suse.de>
5023 * attribs.c (decl_attributes): When rebuilding a function pointer
5024 type use the same qualifiers as the original pointer type.
5026 2010-03-19 Martin Jambor <mjambor@suse.cz>
5028 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
5029 and is_gimple_ip_invariant_address.
5031 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5034 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5036 * config/arm/arm.c (arm_override_options): Turn off
5037 flag_dwarf2_cfi_asm for AAPCS variants.
5039 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5042 * config/arm/arm.c (emit_multi_reg_push): Update comments.
5043 Use PRE_MODIFY instead of PRE_DEC.
5044 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
5045 (vfp_emit_fstmd): Likewise.
5047 2010-03-19 Michael Matz <matz@suse.de>
5050 * builtins.c (expand_builtin_interclass_mathfn,
5051 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
5054 2010-03-19 Richard Guenther <rguenther@suse.de>
5056 PR tree-optimization/43415
5057 * tree-ssa-pre.c (phi_translate): Split out worker to ...
5058 (phi_translate_1): ... this.
5059 (phi_translate): Move all caching here. Cache all NARY
5060 and REFERENCE translations.
5062 2010-03-19 David S. Miller <davem@davemloft.net>
5064 With help from Eric Botcazou.
5065 * config/sparc/sparc.c: Include dwarf2out.h.
5066 (emit_pic_helper): Delete.
5067 (pic_helper_symbol_name): Delete.
5068 (pic_helper_emitted_p): Delete.
5069 (pic_helper_needed): New.
5070 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
5071 (get_pc_thunk_name): New.
5072 (load_pic_register): Remove 'delay_pic_helper' arg. Use
5073 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
5074 Set pic_helper_needed to true. Don't call emit_pic_helper.
5075 (sparc_expand_prologue): Update load_pic_register call.
5076 (sparc_output_mi_thunk): Likewise.
5077 (sparc_file_end): Emit a hidden comdat symbol for the PIC
5078 thunk if possible. Output CFI information as needed.
5080 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5081 Jack Howarth <howarth@bromo.med.uc.edu>
5084 * config/i386/i386.h: Fix ABI on darwin x86-32.
5086 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
5088 * tree.h: Declare make_decl_rtl_for_debug.
5089 * varasm.c (make_decl_rtl_for_debug): New.
5090 * dwarf2out.c (rtl_for_decl_location): Call it.
5091 * cfgexpand.c (expand_debug_expr): Call it.
5093 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5096 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
5100 * var-tracking.c (vt_init_cfa_base): Do nothing if
5101 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
5103 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
5106 * var-tracking.c (canonicalize_vars_star): New.
5107 (dataflow_post_merge_adjust): Use it.
5109 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5112 * var-tracking.c (non_suitable_const): New function.
5113 (add_uses): For DEBUG_INSNs with constants, don't record any
5114 value, instead just the constant value itself.
5115 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
5116 is not VAR_LOC_UNKNOWN_P, set var to the constant.
5117 (emit_notes_in_bb): Likewise.
5118 (emit_note_insn_var_location): For onepart variables if
5119 cur_loc is a VOIDmode constant, use DECL_MODE.
5121 2010-03-18 Martin Jambor <mjambor@suse.cz>
5124 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
5125 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
5126 all non-clones. Moved call redirection...
5127 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
5128 (cgraph_materialize_all_clones): Dispose of all
5129 combined_args_to_skip bitmaps.
5130 (verify_cgraph_node): Do not check for edges pointing to wrong
5131 nodes in inline clones.
5132 * tree-inline.c (copy_bb): Call
5133 cgraph_redirect_edge_call_stmt_to_callee.
5134 * ipa.c (cgraph_remove_unreachable_nodes): Call
5135 cgraph_node_remove_callees even when there are used clones.
5137 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5139 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
5141 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5144 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
5147 2010-03-18 Michael Matz <matz@suse.de>
5150 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
5151 into sqrt(x) if we need to preserve signed zeros.
5153 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
5154 Eric Botcazou <ebotcazou@adacore.com>
5156 PR rtl-optimization/43360
5157 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
5158 note if we don't know its invariant status.
5160 2010-03-18 Michael Matz <matz@suse.de>
5162 PR tree-optimization/43402
5163 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
5164 PHI chains of ssa names registered for update.
5166 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
5169 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
5170 non-offsettable and pre_modify update addressing.
5171 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
5172 and "2" alternatives "#".
5173 (*movdd_softfloat32): Make all alternatives "#";
5174 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
5175 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
5176 (*movdf_softfloat32): Make all alternatives "#";
5177 (movdi): Use the new DIFD mode iterator to create a common splitter
5178 for movdi, movdf and movdd patterns.
5180 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
5182 * common.opt (dumpdir): Remove redundant tab.
5184 2010-03-17 Martin Jambor <mjambor@suse.cz>
5186 PR tree-optimization/43347
5187 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
5188 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
5190 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
5192 PR rtl-optimization/42216
5193 * regrename.c (create_new_chain): New function, broken out from...
5194 (scan_rtx_reg): ... here. Call it. Handle the case where we are
5195 appending a use to an empty chain.
5196 (build_def_use): Remove previous changes that convert OP_INOUT to
5197 OP_OUT operands; instead detect the case where an OP_INOUT operand
5198 uses a previously untracked register and create an empty chain for it.
5200 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5202 * doc/extend.texi (Function Attributes): Rewrite unfinished
5203 sentence in ms_abi documentation.
5205 2010-03-17 Alan Modra <amodra@gmail.com>
5207 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
5208 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
5209 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
5210 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
5212 2010-03-16 Richard Henderson <rth@redhat.com>
5215 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
5216 (lower_try_finally): Save and restore eh_seq around the expansion
5219 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5221 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
5222 statements before splitting block.
5224 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5226 * doc/sourcebuild.texi (Testsuites): Fix markup.
5227 Use pathnames relative to gcc/testsuite.
5228 (Test Directives): Move description of how timeout is determined.
5229 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
5230 (C Tests): Correct gcc.misc-tests directory.
5231 Framework tests now live in gcc.test-framework.
5233 2010-03-16 Richard Guenther <rguenther@suse.de>
5236 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
5237 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
5239 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5240 Alexandre Oliva <aoliva@redhat.com>
5242 PR tree-optimization/42917
5243 * lambda-code.c (remove_iv): Skip debug statements.
5244 (lambda_loopnest_to_gcc_loopnest): Likewise.
5245 (not_interesting_stmt): Debug statements are not interesting.
5247 2010-03-16 Jakub Jelinek <jakub@redhat.com>
5251 * cselib.c (cselib_preserve_constants,
5252 cfa_base_preserved_val): New static variables.
5253 (preserve_only_constants): New function.
5254 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
5255 clear its REG_VALUES. If cselib_preserve_constants, don't
5256 empty the whole hash table, but preserve there VALUEs with constants,
5257 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
5258 (cselib_preserve_cfa_base_value): New function.
5259 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
5260 (cselib_init): Change argument to int bitfield. Set
5261 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
5263 (cselib_finish): Clear cselib_preserve_constants and
5264 cfa_base_preserved_val.
5265 * cselib.h (enum cselib_record_what): New enum.
5266 (cselib_init): Change argument to int.
5267 (cselib_preserve_cfa_base_value): New prototype.
5268 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
5269 * dse.c (dse_step1): Likewise.
5270 * cfgcleanup.c (thread_jump): Likewise.
5271 * sched-deps.c (sched_analyze): Likewise.
5272 * gcse.c (local_cprop_pass): Likewise.
5273 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
5274 If FN is non-NULL, call the callback always and whenever it returns
5275 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
5276 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
5277 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
5278 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
5279 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
5280 * var-tracking.c: Include recog.h.
5281 (bb_stack_adjust_offset): Remove.
5282 (vt_stack_adjustments): Don't call it, instead just gather the
5283 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
5284 (adjust_stack_reference): Remove.
5285 (compute_cfa_pointer): New function.
5286 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
5287 (struct adjust_mem_data): New type.
5288 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
5290 (get_address_mode): New function.
5291 (replace_expr_with_values): Use it.
5292 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
5293 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
5294 (adjust_sets): Remove.
5295 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
5296 Use get_address_mode.
5297 (get_adjusted_src): Remove.
5298 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
5299 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
5300 (add_with_sets): Don't call adjust_sets.
5301 (fp_setter, vt_init_cfa_base): New functions.
5302 (vt_initialize): Change return type to bool. Move most of pool etc.
5303 initialization to the beginning of the function from end. Pass
5304 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
5305 If !frame_pointer_needed, call vt_stack_adjustment before mos
5306 vector is filled, call vt_init_cfa_base if argp/framep has been
5307 eliminated to sp. If frame_pointer_needed and argp/framep has
5308 been eliminated to hard frame pointer, set
5309 hard_frame_pointer_adjustment and call vt_init_cfa_base after
5310 encountering fp setter in the prologue. For MO_ADJUST, call
5311 log_op_type before pusing the op into mos vector, not afterwards.
5312 Call adjust_insn before cselib_process_insn/add_with_sets,
5313 call cancel_changes (0) afterwards.
5314 (variable_tracking_main_1): Adjust for vt_initialize calling
5315 vt_stack_adjustments and returning whether it succeeded or not.
5317 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
5319 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
5322 2010-03-15 Jakub Jelinek <jakub@redhat.com>
5324 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
5326 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
5327 drap_reg has not been set.
5329 2010-03-15 Michael Matz <matz@suse.de>
5332 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
5333 use it to expand block copies.
5334 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
5335 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
5336 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
5338 2010-03-15 Richard Guenther <rguenther@suse.de>
5340 PR tree-optimization/43367
5341 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
5344 2010-03-15 Richard Guenther <rguenther@suse.de>
5346 PR tree-optimization/43317
5347 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
5349 2010-03-15 Martin Jambor <mjambor@suse.cz>
5351 PR tree-optimization/43141
5352 * tree-sra.c (create_abstract_origin): New function.
5353 (modify_function): Call create_abstract_origin.
5355 2010-03-15 Chris Demetriou <cgd@google.com>
5357 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
5360 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5363 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
5364 call insert_out_of_ssa_copy for default definitions.
5366 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5368 * graphite-clast-to-gimple.c (my_long_long): Defined.
5369 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
5370 * graphite-sese-to-poly.c (my_long_long): Defined.
5371 (scop_ivs_can_be_represented): Use it.
5373 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5375 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
5376 graphite-max-bbs-per-function, and loop-block-tile-size.
5377 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
5379 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
5381 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5383 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
5384 forward declaration.
5385 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
5386 (add_upper_bounds_from_estimated_nit): New.
5387 (build_loop_iteration_domains): Use it.
5389 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5391 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
5393 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5396 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
5397 should be an INTEGER_CST. Also handle CASE_CONVERT.
5399 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5401 * graphite.c (graphite_initialize): To bound the number of bbs per
5402 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
5403 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
5404 * doc/invoke.texi: Document it.
5406 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5408 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
5409 * graphite-sese-to-poly.h (build_poly_scop): Same.
5411 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5413 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
5414 the number of parameters in the scop. Use as an upper bound
5415 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
5416 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
5417 * doc/invoke.texi: Document it.
5419 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
5421 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
5422 * doc/c-tree.texi: Remove.
5423 * doc/generic.texi: Merge c-tree.texi here.
5424 * doc/gccint.texi (Trees): Remove menu entry.
5425 (c-tree.texi): Remove @include.
5426 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
5427 * doc/languages.texi (Reading RTL): Ditto.
5429 2010-03-12 Steve Ellcey <sje@cup.hp.com>
5432 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
5434 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5437 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
5438 code added to work around reload clobbering CONST insns.
5440 2010-03-12 Jakub Jelinek <jakub@redhat.com>
5442 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
5443 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
5444 (cselib_preserve_only_values): Remove retain argument, don't
5445 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
5446 * cselib.h (cselib_preserve_only_values): Remove retain argument.
5447 * var-tracking.c (micro_operation): Move insn field before union.
5448 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
5449 (struct variable_tracking_info_def): Remove n_mos field, change
5450 mos into a vector of micro_operations.
5451 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
5452 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
5453 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
5454 changing into a vector.
5455 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
5456 come before all other uops generated by add_stores.
5457 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
5459 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
5460 a vector. Run just one pass over the bbs instead of separate counting
5461 and computation phase.
5462 (vt_finalize): Free VTI (bb)->mos vector instead of array.
5465 * tree-inline.c (remap_decls): Put old_var rather than origin_var
5466 into *nonlocalized_list vector.
5467 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
5468 even if origin is non-NULL.
5469 (gen_variable_die): Likewise.
5470 (process_scope_var): Don't change origin.
5471 (gen_decl_die): Likewise.
5472 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
5473 before adding new edges instead of after it, fix moving over
5476 2010-03-11 David S. Miller <davem@davemloft.net>
5478 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
5480 * configure: Rebuild.
5482 2010-03-11 Martin Jambor <mjambor@suse.cz>
5484 PR tree-optimization/43257
5485 * tree.c (assign_assembler_name_if_neeeded): New function.
5486 (free_lang_data_in_cgraph): Assembler name assignment moved to the
5488 * tree.h (assign_assembler_name_if_neeeded): Declare.
5489 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
5490 the function if needed.
5492 2010-03-11 Chris Demetriou <cgd@google.com>
5494 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
5495 include/stdint-gcc.h, and include/stdint.h world-readable.
5497 2010-03-11 Richard Guenther <rguenther@suse.de>
5499 PR tree-optimization/43255
5500 * tree-vrp.c (process_assert_insertions_for): Do not insert
5501 asserts for trivial conditions.
5503 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5505 PR tree-optimization/43280
5506 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
5507 generation. Move calculation of size out of the if branch.
5508 (find_bswap): Modify compare number generation.
5510 2010-03-11 Richard Guenther <rguenther@suse.de>
5513 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
5514 (input_gimple_stmt): Fixup handled component types during
5515 operand read. Also fix up decls in ADDR_EXPRs.
5517 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
5519 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
5520 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
5522 2010-03-10 Jan Hubicka <jh@suse.cz>
5525 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
5526 * varasm.c (get_variable_section): Don't do that here...
5527 (make_decl_rtl): ... and here.
5528 (do_assemble_alias): Produce decl RTL.
5529 (assemble_alias): Likewise.
5531 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5534 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
5535 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
5537 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
5538 (based_loc_descr): Only express drap or vdrap regno based expressions
5539 using DW_OP_fbreg when not optimizing.
5540 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
5541 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
5542 REG_CFA_SET_VDRAP note.
5544 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
5546 PR tree-optimization/43236
5547 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
5548 error in calculation of base address in reverse iteration case.
5549 (generate_builtin): Take number of latch executions if the statement
5552 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
5555 * tree-eh.c: Include pointer-set.h.
5556 (lower_eh_dispatch): Filter out duplicate case labels and
5557 remove the unneeded edge when the label is unused. Return
5558 true when some edges are removed.
5559 (execute_lower_eh_dispatch): When any lowering resulted in
5560 removing an edge, also delete unreachable blocks.
5562 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5565 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
5566 UNSPEC_MACHOPIC_OFFSET.
5568 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
5571 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5572 (m68k_delegitimize_address): New function.
5574 2010-03-09 Jakub Jelinek <jakub@redhat.com>
5577 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
5580 * var-tracking.c (adjust_sets): New function.
5581 (count_with_sets, add_with_sets): Use it.
5582 (get_adjusted_src): New inline function.
5583 (add_stores): Use it.
5586 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
5587 call cselib_dummy_expand_value_rtx_cb instead of
5588 cselib_expand_value_rtx_cb.
5591 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
5592 * config/i386/i386.c: Include debug.h and dwarf2out.h.
5593 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
5594 and .cfi_endproc around the pic thunks.
5595 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
5596 all queued unwind info register saves are saved before the call.
5597 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
5598 considered as sp-=4 for unwind info and the pop as sp+=4 which
5599 also clobbers dest, but doesn't actually restore it.
5602 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
5603 RTX_FRAME_RELATED_P.
5605 2010-03-09 Jie Zhang <jie@codesourcery.com>
5607 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
5608 whitespaces in output template.
5610 2010-03-09 Jie Zhang <jie@codesourcery.com>
5612 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
5615 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5617 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
5618 builtins.exp in a separate job.
5620 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5622 * graphite-sese-to-poly.c (add_param_constraints): Use
5623 lower_bound_in_type and upper_bound_in_type.
5625 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5627 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
5628 instead of unsigned_type_node.
5630 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5631 Reza Yazdani <reza.yazdani@amd.com>
5634 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
5635 on pointer type parameters.
5637 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5641 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
5642 handle conversions from pointer to integers.
5643 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
5644 induction variable, to be able to work with code generated by CLooG.
5645 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
5646 (build_poly_scop): Bail out if we cannot codegen a loop.
5648 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5650 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
5651 code generation with gloog_error.
5653 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5655 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
5656 Call fold_convert on all the returned values.
5657 (expand_scalar_variables_expr): Pass to
5658 expand_scalar_variables_ssa_name the type of the resulting expression.
5660 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5662 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
5663 ppl_min_for_le_pointset.
5664 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
5665 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
5667 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5669 * graphite-dependences.c (map_into_dep_poly): Removed.
5670 (dependence_polyhedron_1): Use combine_context_id_scat.
5672 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5674 * graphite-poly.h (struct poly_scattering): Add layout documentation.
5675 (struct poly_bb): Same.
5676 (combine_context_id_scat): New.
5678 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5681 * sese.c (name_defined_in_loop_p): Return false for default
5684 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5686 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
5687 and clean up the logic.
5689 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5691 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
5694 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5696 * var-tracking.c (remove_cselib_value_chains): Define only for
5698 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
5699 delete_slot_part, emit_notes_for_differences_1): Don't call
5700 remove_cselib_value_chains here.
5701 (set_slot_part, emit_notes_for_differences_2): Don't call
5702 add_cselib_value_chains here.
5703 (preserved_values): New vector.
5704 (preserve_value): New function.
5705 (add_uses, add_stores, vt_add_function_parameters): Use it
5706 instead of cselib_preserve_value.
5707 (changed_values_stack): New vector.
5708 (check_changed_vars_0): New function.
5709 (check_changed_vars_1, check_changed_vars_2): Use it.
5710 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
5711 changed_values_stack VALUEs.
5712 (vt_emit_notes): For all preserved_values call
5713 add_cselib_value_chains. If ENABLE_CHECKING call
5714 remove_cselib_value_chains before verifying value_chains is empty.
5715 Initialize and free changed_values_stack.
5716 (vt_initialize): Initialize preserved_values.
5717 (vt_finalize): Free preserved_values.
5719 2010-03-08 Richard Guenther <rguenther@suse.de>
5721 PR tree-optimization/43269
5722 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
5725 2010-03-08 Martin Jambor <mjambor@suse.cz>
5727 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
5728 (ipa_is_param_called): Removed.
5729 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
5730 (ipa_print_node_params): Do not print the called flag.
5731 (ipa_write_node_info): Do not stream the called flag.
5732 (ipa_read_node_info): Likewise.
5734 2010-03-07 Jakub Jelinek <jakub@redhat.com>
5737 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
5738 * cselib.c (struct expand_value_data): Add dummy field.
5739 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
5741 (cselib_dummy_expand_value_rtx_cb): New function.
5742 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
5744 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
5745 * var-tracking.c: Include pointer-set.h.
5746 (variable): Change n_var_parts to char from int. Add
5747 cur_loc_changed and in_changed_variables fields.
5748 (variable_canonicalize): Remove.
5749 (shared_var_p): New inline function.
5750 (unshare_variable): Maintain cur_loc_changed and
5751 in_changed_variables fields. If var was in changed_variables,
5752 replace it there with new_var. Just copy cur_loc instead of
5753 resetting it to something else.
5754 (variable_union): Don't recompute cur_loc. Use shared_var_p.
5755 (dataflow_set_union): Don't call variable_canonicalize.
5756 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
5757 of their DEBUG_EXPR_TREE_DECLs.
5758 (canonicalize_loc_order_check): Verify that cur_loc is NULL
5759 and in_changed_variables and cur_loc_changed is false.
5760 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
5761 and cur_loc_changed. Don't update cur_loc here.
5762 (variable_merge_over_src): Don't call variable_canonicalize.
5763 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
5764 removing loc that is equal to cur_loc, clear cur_loc,
5765 set cur_loc_changed and ensure variable_was_changed is called.
5766 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
5767 compare pointers in cur_loc check, if it is equal to loc,
5768 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
5769 (variable_different_p): Remove compare_current_location argument,
5770 don't compare cur_loc.
5771 (dataflow_set_different_1): Adjust variable_different_p caller.
5772 (variable_was_changed): If dv had some var in changed_variables
5773 already, reset in_changed_variables flag for it and propagate
5774 cur_loc_changed over to the new variable. On empty var
5775 always set cur_loc_changed. Set in_changed_variables on whatever
5776 var is added to changed_variables.
5777 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
5778 Use shared_var_p. When removing loc that is equal to cur_loc,
5779 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
5780 end, don't set it to something else, just call variable_was_changed.
5781 (delete_slot_part): Use shared_var_p. When cur_loc equals to
5782 loc being removed, clear cur_loc and set cur_loc_changed.
5783 Set cur_loc_changed if all locations have been removed.
5784 (struct expand_loc_callback_data): New type.
5785 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
5786 allocated. Always create SUBREGs if simplify_subreg failed.
5787 Prefer to use cur_loc, when that fails and still in
5788 changed_variables (and seen first time) recompute it. Set
5789 cur_loc_changed of variables which had to change cur_loc and
5790 compute elcd->cur_loc_changed if any of the subexpressions used
5791 had to change cur_loc.
5792 (vt_expand_loc): Adjust to pass arguments in
5793 expand_loc_callback_data structure.
5794 (vt_expand_loc_dummy): New function.
5795 (emitted_notes): New variable.
5796 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
5797 that weren't used for any other decl in current
5798 emit_notes_for_changes call call vt_expand_loc_dummy to update
5799 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
5800 first loc_chain location if NULL before. Always use just
5801 cur_loc instead of first loc_chain location. When cur_loc_changed
5802 is false, when not --enable-checking=rtl just don't emit any note.
5803 When rtl checking, compute the note and assert it is the same
5804 as previous note. Clear cur_loc_changed and in_changed_variables
5805 at the end before removing from changed_variables.
5806 (check_changed_vars_3): New function.
5807 (emit_notes_for_changes): Traverse changed_vars to call
5808 check_changed_vars_3 on each changed var.
5809 (emit_notes_for_differences_1): Clear cur_loc_changed and
5810 in_changed_variables. Recompute cur_loc of new_var.
5811 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
5812 (vt_emit_notes): Initialize and destroy emitted_notes.
5814 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
5816 PR rtl-optimization/42220
5817 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
5818 Use verify_reg_tracked to determine if we should use OP_OUT rather
5820 (build_def_use): If we see an in-out operand for a register that we
5821 know nothing about, treat is an output if possible, fail the block if
5824 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5827 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
5830 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5833 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
5834 uses of relevant DEFs that are dead outside the loop too.
5836 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5838 * var-tracking.c (dataflow_set_merge): Swap src and src2.
5840 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5842 * var-tracking.c (values_to_unmark): New variable.
5843 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5844 values_to_unmark vector. Moved body to...
5845 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5846 instead queue it into values_to_unmark vector.
5847 (vt_find_locations): Free values_to_unmark vector.
5849 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
5851 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
5852 (site.exp): Export them when plugins are enabled.
5854 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
5857 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
5859 (chrec_fold_multiply): Same.
5861 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5864 * c-decl.c (build_compound_literal): Return early if init is
5867 2010-03-04 Martin Jambor <mjambor@suse.cz>
5869 PR tree-optimization/43164
5870 PR tree-optimization/43191
5871 * tree-sra.c (type_consists_of_records_p): Reject records with
5872 zero-size bit-fields at the end.
5874 2010-03-04 Mike Stump <mikestump@comcast.net>
5876 * Makefile.in (TAGS): Remove *.y.
5878 2010-03-04 Richard Guenther <rguenther@suse.de>
5880 PR tree-optimization/40761
5881 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
5883 (my_rev_post_order_compute): New function.
5884 (init_pre): Call it.
5886 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
5889 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
5890 decrease the cost of an IV candidate when the cost is infinite.
5892 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5894 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
5895 Use '3DNow!' for the extension of that name, ensure normal space
5897 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
5899 2010-03-03 Jeff Law <law@redhat.com>
5901 * PR middle-end/32693
5902 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
5903 than gen_rtx_SUBREG.
5904 (extract_bit_field_1): Likewise.
5906 2010-03-03 Janis Johnson <janis187@us.ibm.com>
5908 * doc/sourcebuild.texi (Test directives): Document that arguments
5909 include-opts and exclude-opts are now optional for dg-skip-if,
5910 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
5912 2010-03-03 Jason Merrill <jason@redhat.com>
5915 * cgraph.h (varpool_node): Add extra_name field.
5916 * varpool.c (varpool_extra_name_alias): New.
5917 (varpool_assemble_decl): Emit extra name aliases.
5918 (varpool_mark_needed_node): Look past an extra name alias.
5919 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
5920 * lto-streamer-in.c (lto_input_tree): Read it.
5921 * lto-streamer-out.c (output_unreferenced_globals): Write it.
5923 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
5925 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
5926 (sparc*-*-solaris2*): ...this.
5928 2010-03-03 Jakub Jelinek <jakub@redhat.com>
5931 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
5932 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
5933 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
5934 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
5937 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
5938 fallthrough to default handling, just with want_address 0 instead of 2.
5939 For single element lists, add_AT_loc directly, otherwise create an
5940 artificial variable DIE and stick location list to it.
5943 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
5944 (VAL_EXPR_HAS_REVERSE): Define.
5945 (reverse_op): New function.
5946 (add_stores): For reversible operations add an extra MO_VAL_USE.
5948 2010-03-02 Jason Merrill <jason@redhat.com>
5950 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
5952 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
5954 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
5955 (sparc64-*-linux*): Likewise.
5956 (sparc64-*-solaris2*): Include assembler files before linker ones.
5957 (sparc-*-solaris2*): Simplify and reorder to match previous case.
5958 * config/sparc/gas.h: Delete.
5959 * config/sparc/sol2-64.h: Add copyright notice.
5960 * config/sparc/sol2-gas-bi.h: Likewise.
5961 * config/sparc/sol2-gld.h: Likewise.
5962 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
5963 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
5964 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
5965 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
5966 (sparc_elf_asm_named_section): Rename into...
5967 (sparc_solaris_elf_asm_named_section): ...this. Always define.
5969 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
5971 * config/alpha/alpha.c (override_options): Fix -mtune error message.
5973 2010-03-02 Jeff Law <law@redhat.com>
5976 * reload1.c (rtx_p, substitute_stack): Declare.
5977 (substitute): Record addresses of changed rtxs.
5978 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
5979 Restore the original rtx when complete.
5980 (reload): Free subsitute_stack when complete.
5982 2010-03-02 Janis Johnson <janis187@us.ibm.com>
5984 * doc/gccint.texi (menu): Add Testsuites as a chapter.
5985 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
5987 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
5988 LTO Testing, gcov Testing, profopt Testing, compat Testing,
5989 Torture Tests): Change from subsection to section.
5991 2010-03-02 Jakub Jelinek <jakub@redhat.com>
5992 Steven Bosscher <steven@gcc.gnu.org>
5994 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
5997 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
6000 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
6001 the assignment from the new induction variable to the assignment
6002 of the value from the original loop PHI function.
6004 2010-03-01 Janis Johnson <janis187@us.ibm.com>
6005 Daniel Jacobowitz <dan@codesourcery.com>
6007 * doc/sourcebuild.texi (Test directives): Clarify options to
6010 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6012 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
6013 Disable cfi directives unless GCC and gas agree on using read-only
6014 .eh_frame sections for 64-bit.
6015 * configure: Regenerate.
6017 2010-03-01 Richard Guenther <rguenther@suse.de>
6019 PR tree-optimization/43220
6020 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
6021 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
6023 2010-03-01 Richard Guenther <rguenther@suse.de>
6024 Martin Jambor <mjambor@suse.cz>
6027 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
6028 gimplified parameters.
6030 2010-03-01 Christian Bruel <christian.bruel@st.com>
6032 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
6034 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
6036 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
6038 2010-03-01 Richard Guenther <rguenther@suse.de>
6041 * expr.c (expand_assignment): Use the alias-oracle to tell
6042 if the rhs aliases the result decl.
6044 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6047 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
6048 to sol_gt_pch_get_address.
6049 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
6050 64-bit, SPARC and x86.
6051 (sol_gt_pch_get_address): New function.
6053 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
6055 * toplev.h (inform_n, error_n): Declare.
6056 * diagnostic.c (inform_n, error_n): New function.
6058 2010-03-01 Jakub Jelinek <jakub@redhat.com>
6060 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
6061 has no rtl yet when processing local_decls, queue it and recheck
6062 if deferred stack allocation hasn't assigned it rtl.
6064 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6066 * config/sh/sh.c (unspec_bbr_uid): New.
6067 (gen_block_redirect): Use it instead of INSN_UID.
6068 (gen_far_branch): Likewise.
6070 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
6072 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
6073 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
6075 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6077 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
6078 (Warning Options): -Wno-conversion-null is valid for
6079 Objective-C++ as well.
6080 * doc/tm.texi (Named Address Spaces): Likewise.
6081 * doc/plugins.texi (Plugins): Replace TABs with spaces.
6082 * doc/tree-ssa.texi (Tree SSA): Likewise.
6084 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6087 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
6088 by default. Don't set the default arch for
6089 i[34567]86-*-darwin*|x86_64-*-darwin*.
6091 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6094 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
6095 default. Set the default 32bit/64bit archs with $with_arch
6096 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
6098 2010-02-27 Richard Guenther <rguenther@suse.de>
6100 PR tree-optimization/43186
6101 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
6102 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
6103 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
6104 unroller iterations.
6106 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6108 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
6109 required and i[34567]86-*-* targets don't support 64bit ISA.
6111 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
6114 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6117 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6119 * config.gcc: Set the default arch at least to Prescott for
6120 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
6121 if SSE math is enabled.
6123 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6125 * diagnostic.c (diagnostic_initialize): Update.
6126 (diagnostic_report_diagnostic): Test inhibit_notes_p for
6128 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
6129 (diagnostic_inhibit_notes): New.
6130 * toplev.c (process_options): inhibit notes with -fcompare-debug.
6132 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6135 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
6136 * doc/standards.texi: Likewise.
6137 * doc/extend.texi: Likewise.
6138 * doc/trouble.texi: Likewise.
6139 * doc/cppopts.texi: Likewise.
6140 * doc/install.texi: Likewise.
6141 * c.opt (std=c90,std=gnu90): New options.
6142 * c-opts.c (c_common_handle_option): Handle them.
6144 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6147 * c-decl.c (undeclared_variable): Use an informative note.
6149 2010-02-26 Richard Guenther <rguenther@suse.de>
6151 PR tree-optimization/43186
6152 * gimple.h (gimple_fold): Remove.
6153 * gimple.c (gimple_fold): Remove. Inline into single user ...
6154 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
6155 Try harder for conditions.
6157 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6160 * function.c (used_types_insert): Don't skip through named pointer
6161 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
6162 and it is different from the main variant's type.
6164 2010-02-26 Nick Clifton <nickc@redhat.com>
6166 * config/rx/rx.md (sminsi3): Remove bogus alternative.
6168 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6170 * config.gcc: Support --with-fpmath=sse for x86.
6172 * config/i386/ssemath.h: New.
6174 * doc/install.texi (--with-fpmath=sse): Documented.
6176 2010-02-26 Richard Guenther <rguenther@suse.de>
6178 PR tree-optimization/43188
6179 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
6180 vector types of over-aligned element type.
6182 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
6185 * config/i386/i386.c (expand_vec_perm_blend): Use correct
6186 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
6188 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
6190 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
6192 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6194 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
6195 * var-tracking.c: Include diagnostic.h.
6196 (debug_dv): New function.
6197 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
6200 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
6201 (add_value_chain, add_value_chains, remove_value_chain,
6202 remove_value_chains): Handle DEBUG_EXPRs.
6203 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
6206 * regcprop.c (struct queued_debug_insn_change): New type.
6207 (struct value_data_entry): Add debug_insn_changes field.
6208 (struct value_data): Add n_debug_insn_changes field.
6209 (debug_insn_changes_pool): New variable.
6210 (free_debug_insn_changes, apply_debug_insn_changes,
6211 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
6212 (kill_value_one_regno): Call free_debug_insn_changes if needed.
6213 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
6215 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
6217 (copyprop_hardreg_forward_1): Don't call apply_change_group for
6218 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
6219 changes, call cprop_find_used_regs via note_stores.
6220 (copyprop_hardreg_forward): When copying vd from predecessor
6221 which has any queued DEBUG_INSN changes, make sure the pointers are
6222 cleared. At the end call df_analyze and then if there are any
6223 DEBUG_INSN changes queued at the end of some basic block for still
6224 live registers, apply them.
6225 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
6227 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
6229 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
6232 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
6234 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
6235 targets. Set the default with_cpu/with_arch from arch/cpu.
6236 Allow x86-64 and native for with_cpu/with_arch.
6238 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
6240 * ebitmap.c: Change calls to verify_popcount with calls to
6241 sbitmap_verify_popcount.
6242 (ebitmap_clear_bit): Fixed map->cacheindex test and
6243 map>cache update when bit clearing results in an empty
6246 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6249 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
6250 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
6251 and support both V2DF and V2DI modes.
6252 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
6253 support both V2DF and V2DI modes.
6254 (general): Delete trailing whitespace from a few patterns.
6256 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6257 V2DF/V2DI interleave high/low builtins.
6259 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
6262 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
6263 interleave high/low functions.
6265 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
6267 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
6268 #pragma extern_prefix.
6270 2010-02-25 Jakub Jelinek <jakub@redhat.com>
6273 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
6274 BLKmode, assert op0 is a MEM and just adjust its mode.
6277 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
6278 if bitpos isn't multiple of mode's bitsize.
6280 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6282 * c.opt (-ftemplate-depth=): New.
6283 (-ftemplate-depth-): Deprecate.
6284 * optc-gen.awk: Handle -ftemplate-depth=.
6285 * opth-gen.awk: Likewise.
6286 * c-opts.c (c_common_handle_option): Likewise.
6287 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
6289 2010-02-24 Jason Merrill <jason@redhat.com>
6291 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
6293 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6295 * cfg.c (alloc_aux_for_block): Remove inline.
6296 (alloc_aux_for_edge): Likewise.
6298 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6300 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
6302 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6304 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
6305 * config/i386/sol2-gas.h: New file.
6306 * config.gcc (i[34567]86-*-solaris2*): Use it.
6308 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6311 * c-typeck.c (ep_convert_and_check): New.
6312 (build_conditional_expr): Use it.
6313 (build_binary_op): Likewise.
6315 2010-02-24 Jakub Jelinek <jakub@redhat.com>
6317 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
6320 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
6321 bounds even for -O+.
6322 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
6323 expr needs to have DECL_NAME set.
6325 2010-02-24 Nick Clifton <nickc@redhat.com>
6327 * config/mep/mep.c: Include gimple.h.
6328 (mep_function_uses_sp): Delete unused function.
6329 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
6330 parameters. Use unsigned integers to count args. Return a
6331 NULL_RTX instead of an error_mark_node. Toidy up formatting.
6333 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6336 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
6337 greater or equal to nelt instead of 2 * nelt.
6338 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
6341 2010-02-23 Jason Merrill <jason@redhat.com>
6344 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
6345 in cfun->local_decls even if they have register types.
6348 * stor-layout.c (place_field): Don't warn about unnecessary
6349 DECL_PACKED if the type is packed.
6351 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6354 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
6355 GOTOFF relocs, even when the base reg isn't pic pointer.
6357 2010-02-23 Michael Matz <matz@suse.de>
6360 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
6361 (expand_gimple_basic_block): Generate and use debug temps if there
6362 are debug uses left after the last real use of TERed ssa names.
6363 Unlink debug immediate uses when they are expanded.
6365 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
6368 * config/i386/i386.c (override_options): Reorganise to provide
6369 better error messages.
6371 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6374 * graphite-scop-detection.c (create_single_exit_edge): Move
6375 the call to find_single_exit_edge to....
6376 (create_sese_edges): ...here. Don't handle multiple edges
6377 exiting the function.
6378 (build_graphite_scops): Don't handle multiple edges
6379 exiting the function.
6381 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6384 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
6385 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
6387 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6390 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
6392 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
6395 * c-typeck.c (convert_arguments): Print declaration location.
6396 * c-common.c (validate_nargs): Rename as
6397 builtin_function_validate_nargs.
6398 (check_builtin_function_arguments): Update.
6400 2010-02-22 Richard Guenther <rguenther@suse.de>
6403 * tree-inline.c (declare_return_variable): Use the type of
6404 the call stmt lhs if available.
6406 2010-02-22 Duncan Sands <baldrick@free.fr>
6408 * passes.c (register_pass): Always consider all pass lists when
6409 ref_pass_instance_number is zero.
6411 2010-02-22 Richard Guenther <rguenther@suse.de>
6413 PR tree-optimization/42749
6414 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
6415 parameter. Do arithmetic in the original type.
6416 (update_accumulator_with_ops): Likewise.
6417 (adjust_accumulator_values): Adjust.
6419 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6421 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
6422 (QI to BLKmode splitter): New splitter.
6424 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
6426 * config/i386/i386.c (initial_ix86_tune_features): Turn on
6427 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
6429 2010-02-22 Richard Guenther <rguenther@suse.de>
6431 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
6433 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
6435 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
6436 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
6437 ($(T)crti.o, $(T)crtn.o): Remove rules.
6439 2010-02-21 Tobias Burnus <burnus@net-b.de>
6442 * doc/invoke.texi (-fassociative-math): Document that this
6443 option is automatically enabled for Fortran.
6445 2010-02-20 David S. Miller <davem@davemloft.net>
6447 * configure.ac: Test if linker and assembler properly support
6448 GOTDATA_OP relocations.
6449 * configure: Rebuild.
6450 * config.in: Likewise.
6451 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
6452 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
6453 (movsi_high_pic): Likewise.
6454 (movdi_lo_sum_pic): Likewise.
6455 (movdi_high_pic): Likewise.
6456 (movsi_pic_gotdata_op): New pattern.
6457 (movdi_pic_gotdata_op): Likewise.
6458 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
6459 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
6461 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
6464 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
6465 attribute to ssemul.
6466 (xop_mulv2div2di3_high): Ditto.
6468 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6471 * c.opt (Wconversion-null): New option.
6472 * doc/invoke.texi (Wconversion-null): Document.
6474 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6476 * common.opt (Wlarger-than-): Add Undocumented.
6478 2010-02-19 Mike Stump <mikestump@comcast.net>
6480 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
6482 2010-02-19 Jason Merrill <jason@redhat.com>
6485 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
6486 * configure: Likewise.
6488 2010-02-20 Alan Modra <amodra@gmail.com>
6491 * cgraph.h (cgraph_make_decl_local): Declare.
6492 * cgraph.c (cgraph_make_decl_local): New function.
6493 (cgraph_make_node_local): Use it.
6494 * cgraphunit.c (cgraph_function_versioning): Likewise.
6495 * ipa.c (function_and_variable_visibility): Likewise.
6497 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6500 * except.c (sjlj_emit_function_enter): Don't call
6501 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
6503 * rtl.h (add_reg_br_prob_note): Remove prototype.
6505 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6508 * c-common.c (conversion_warning): Remove widening conversions
6509 before checking the conversion of integers to reals.
6511 2010-02-19 Mike Stump <mikestump@comcast.net>
6514 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
6517 * cgraphunit.c (process_function_and_variable_attributes): Check
6518 DECL_PRESERVE_P instead of looking up attribute "used".
6519 * ipa-pure-const.c (check_decl): Likewise.
6520 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
6521 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
6522 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
6523 instead of attribute "used".
6524 * config/sol2-c.c (solaris_pragma_init): Likewise.
6525 (solaris_pragma_fini): Likewise.
6527 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6529 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
6530 Use XCNEW instead of xcalloc.
6531 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
6532 XNEW instead of xmalloc.
6533 (get_fields): Use XNEWVEC instead of xmalloc.
6536 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
6537 populate vars array.
6538 (create_new_general_access): For debug stmts just reset value.
6539 (get_stmt_accesses): For accesses within debug stmts just record them
6540 using add_access_to_acc_sites instead of preventing the peeling or
6541 counting them as accesses.
6544 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
6546 2010-02-19 Richard Guenther <rguenther@suse.de>
6548 PR tree-optimization/42916
6549 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
6552 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
6554 * configure.ac: Replace all uses of changequote in macro arguments
6555 with proper quoting.
6557 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6560 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
6562 2010-02-19 Richard Guenther <rguenther@suse.de>
6564 PR tree-optimization/42944
6565 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
6566 test for aliasing with errno.
6568 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6571 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
6572 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
6573 * dojump.c: Include output.h.
6574 (inv): New inline function.
6575 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
6576 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
6577 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
6578 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
6579 argument, pass it down to other calls.
6580 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
6581 add REG_BR_PROB note to the conditional jump.
6582 * cfgexpand.c (add_reg_br_prob_note): Removed.
6583 (expand_gimple_cond): Don't call it, add the probability
6584 as last argument to jumpif_1/jumpifnot_1.
6585 * Makefile.in (dojump.o): Depend on output.h.
6586 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
6588 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
6589 * stmt.c (do_jump_if_equal): Likewise.
6590 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
6591 * loop-unswitch.c (compare_and_jump_seq): Likewise.
6592 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
6594 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
6595 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
6596 jumpifnot_1 callers.
6597 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
6599 (store_expr): Adjust jumpifnot caller.
6600 (store_constructor): Adjust jumpif caller.
6603 * gimplify.c (gimple_boolify): For __builtin_expect call
6604 gimple_boolify also on its first argument.
6606 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
6608 * configure.ac (gnu-unique-object): Wrap regexps using [] in
6610 (__stack_chk_fail): Ditto. Remove quadrigraphs.
6611 * configure: Regenerated.
6613 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6615 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
6616 lang_hooks.types_compatible_p instead of comptypes.
6618 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
6620 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
6621 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
6622 if __prefer_thumb__ is defined.
6624 2010-02-18 Martin Jambor <mjambor@suse.cz>
6626 PR tree-optimization/43066
6627 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
6628 array with zero-sized element type.
6630 2010-02-18 Jakub Jelinek <jakub@redhat.com>
6632 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
6633 rtx, allocate struct var_loc_node here and return it to the
6634 caller, and only if it is actually needed.
6635 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
6636 move it earlier and return immediately if it returns NULL.
6638 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
6640 * config/sparc/gas.h: New file. Restore
6641 TARGET_ASM_NAMED_SECTION to its ELF default.
6642 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
6644 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6645 Likewise. Add ATTRIBUTE_UNUSED to prototype.
6646 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
6647 after sparc/sysv4.h.
6649 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
6651 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
6653 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
6655 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
6656 patterns from predicated pattern.
6658 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
6661 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
6662 for insn mnemonic suffix.
6664 2010-02-17 Richard Guenther <rguenther@suse.de>
6666 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
6669 2010-02-17 Jakub Jelinek <jakub@redhat.com>
6672 * caller-save.c (save_call_clobbered_regs): If BB ends with
6673 a DEBUG_INSN, move any notes in between last real insn and the last
6674 DEBUG_INSN after the last DEBUG_INSN.
6676 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
6678 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
6679 Fix return type. Fix argument type. Explain meaning of return value.
6681 2010-02-16 Richard Guenther <rguenther@suse.de>
6683 PR tree-optimization/41043
6684 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
6685 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
6687 (vrp_visit_phi_node): ... but only for loop PHI nodes.
6689 2010-02-16 Ira Rosen <irar@il.ibm.com>
6691 PR tree-optimization/43074
6692 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
6693 * tree-vect-loop.c (vect_analyze_loop_operations): Add
6694 vectorizable cycles in hybrid SLP check.
6695 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
6697 2010-02-16 Richard Guenther <rguenther@suse.de>
6699 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
6700 (true_dependence): If memrefs_conflict_p computes must-alias
6701 trust it. Move TBAA check after offset-based disambiguation.
6702 (canon_true_dependence): Likewise.
6704 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
6706 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
6707 * doc/invoke.texi: Document it.
6708 * var-tracking.c: Include toplev.h and params.h.
6709 (vt_find_locations): Return bool indicating success. Compute
6710 hash sizes unconditionally. Check new parameter, report.
6711 (variable_tracking_main_1): Check vt_find_locations results and
6712 retry. Renamed from...
6713 (variable_tracking_main): ... this. New wrapper to preserve
6714 flag_var_tracking_assignments.
6715 * Makefile.in (var-tracking.o): Adjust dependencies.
6717 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
6718 Jakub Jelinek <jakub@redhat.com>
6721 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
6722 if weak_import attribute is present.
6723 * config/darwin.c (machopic_select_section): Likewise.
6725 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
6727 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
6728 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
6729 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
6730 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
6732 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
6735 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
6738 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
6739 Rewrite text to refer to the names.
6741 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
6743 * config/i386/i386-builtin-types.def
6744 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
6745 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
6746 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
6747 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
6748 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
6749 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
6750 IX86_BUILTIN_VPERMIL2PS256.
6751 (MULTI_ARG_4_DF2_DI_I): Defined.
6752 (MULTI_ARG_4_DF2_DI_I1): Defined.
6753 (MULTI_ARG_4_SF2_SI_I): Defined.
6754 (MULTI_ARG_4_SF2_SI_I1): Defined.
6755 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
6756 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
6757 __builtin_ia32_vpermil2ps256.
6758 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6759 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6760 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
6761 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6762 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6763 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
6764 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
6765 CODE_FOR_xop_vpermil2v8sf3.
6766 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
6767 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
6768 * config/i386/xopintrin.h (_mm_permute2_pd): New.
6769 (_mm256_permute2_pd): New.
6770 (_mm_permute2_ps): New.
6771 (_mm256_permute2_ps): New.
6773 2010-02-15 Nick Clifton <nickc@redhat.com>
6775 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
6776 boolean parameters. Use emit_jump_insn when emitting a pop
6777 instruction containing a return insn.
6778 (push): Use 'true' rather than '1' as second parameter to F.
6779 (h8300_expand_prologue): Likewise.
6780 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
6781 (h8300_expand_epilogue): Likewise.
6783 2010-02-15 Richard Guenther <rguenther@suse.de>
6786 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
6789 2010-02-15 Nick Clifton <nickc@redhat.com>
6791 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
6794 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
6796 * intl.c (fake_ngettext): New function.
6797 * intl.h (fake_ngettext): Declare.
6798 (ngettext): Define macro.
6799 * collect2.c (notice_translated): New function.
6800 (main): Use notice_translated and ngettext.
6801 * collect2.h (notice_translated): Declare.
6803 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
6805 * reorg.c (delete_computation): Comment fixes.
6806 * caller-save.c (setup_save_areas): Idem.
6807 * sel-sched-dump.c (dump_lv_set): Idem.
6810 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6812 * config/s390/s390.c (s390_sched_init): New function.
6813 (TARGET_SCHED_INIT): Target hook defined.
6815 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
6816 Jack Howarth <howarth@bromo.med.uc.edu>
6817 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6820 Partial revert of unintended change in fix for PR41605.
6821 * config/darwin.h: Fix typo.
6822 * config/darwin9.h: Same.
6824 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6826 * c-pch.c (pch_init): Clear v.
6828 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6831 * graphite-scop-detection.c (graphite_can_represent_scev): Call
6832 graphite_can_represent_init for MULT_EXPR.
6834 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6838 * graphite-sese-to-poly.c (remove_phi): New.
6839 (translate_scalar_reduction_to_array): Call remove_phi.
6841 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6844 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
6845 * graphite-clast-to-gimple.h (gloog): Update declaration.
6846 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
6847 * graphite-poly.h (struct poly_bb): Add missing comments.
6848 (struct scop): Add poly_scop_p field.
6850 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
6851 * graphite.c (graphite_transform_loops): Build the polyhedral
6852 representation for each scop before code generation.
6853 * sese.c (rename_variables_in_operand): Removed.
6854 (rename_variables_in_expr): Return the renamed expression.
6855 (rename_sese_parameters): New.
6856 * sese.h (rename_sese_parameters): Declared.
6858 2010-02-11 Richard Guenther <rguenther@suse.de>
6860 PR tree-optimization/42998
6861 * tree-ssa-pre.c (create_expression_by_pieces): Treat
6862 POINTER_PLUS_EXPR properly.
6864 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6865 Changpeng Fang <changpeng.fang@amd.com>
6868 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
6869 the cost of an IV candidate when the IV is used in a test against zero.
6871 * gcc.dg/tree-ssa/ivopts-3.c: New.
6873 2010-02-11 Richard Guenther <rguenther@suse.de>
6876 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
6877 pointer-vs-decl case by swapping refs. Handle some cases
6878 of pointer-vs-decl disambiguations more conservatively.
6879 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
6880 to false after expanding.
6882 2010-02-11 Richard Guenther <rguenther@suse.de>
6885 * gcc.c (process_command): Handle LTO file@offset case more
6888 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6890 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
6891 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
6893 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
6895 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
6896 if MEM's mode size isn't DWARF2_ADDR_SIZE.
6897 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
6898 Optimize eq/ne comparisons when both arguments are known to be
6900 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
6901 Don't mask operands unnecessarily if they are known to be already
6904 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
6906 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
6909 2010-02-10 Richard Guenther <rguenther@suse.de>
6911 PR tree-optimization/43017
6912 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
6913 for wrapping signed arithmetic.
6915 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6918 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
6919 if no debug info should be emitted for it.
6921 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
6923 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
6924 note when flag_exceptions is set.
6926 2010-02-10 Duncan Sands <baldrick@free.fr>
6928 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
6930 2010-02-10 Richard Guenther <rguenther@suse.de>
6933 * tree.c (get_unwidened): Handle constants.
6934 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
6936 2010-02-10 Martin Jambor <mjambor@suse.cz>
6939 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
6940 check for variable argument counts independently.
6942 2010-02-10 Christian Bruel <christian.bruel@st.com>
6945 * config/sh/sh.c (find_barrier): Increase length for non delayed
6946 conditional branches.
6948 2010-02-10 Christian Bruel <christian.bruel@st.com>
6950 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
6952 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6954 * builtins.c (set_builtin_user_assembler_name): Also handle
6955 ffs if int is smaller than word.
6957 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
6960 * ira-conflicts.c (get_dup): Remove.
6961 (process_reg_shuffles): Add new parameter. Use it as an
6962 additional guard for copy generation.
6963 (add_insn_allocno_copies): Rewrite.
6965 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
6967 * common.opt (fsched2-use-traces): Preserved for backward
6969 * doc/invoke.texi: Remove the documentation about option
6970 -fsched2-use-traces.
6971 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
6972 flag_sched2_use_traces.
6973 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
6974 the backward compatibility flag section.
6976 2010-02-09 Richard Guenther <rguenther@suse.de>
6978 PR tree-optimization/43008
6979 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
6980 make HEAP variables initialized from global memory if they
6981 are not known builtin functions.
6982 (find_func_aliases): Adjust.
6984 2010-02-09 Richard Guenther <rguenther@suse.de>
6986 PR tree-optimization/43000
6987 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
6988 arithmetic manually.
6990 2010-02-08 Jakub Jelinek <jakub@redhat.com>
6992 PR tree-optimization/42931
6993 * tree-loop-linear.c (try_interchange_loops): Don't call
6994 double_int_mul if estimated_loop_iterations failed.
6996 2010-02-08 Martin Jambor <mjambor@suse.cz>
6999 * tree-sra.c (build_accesses_from_assign): Do not mark in
7000 should_scalarize_away_bitmap if stmt has volatile ops.
7001 (sra_modify_assign): Do not process assigns piecemeal if if stmt
7004 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
7006 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
7008 2010-02-07 Adam Nemet <adambnmet@gmail.com>
7010 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
7013 2010-02-07 Andrew Pinski <pinskia@gmail.com>
7016 * df-core.c (df_finish_pass): Change type of saved_flags to int.
7018 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7021 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
7022 to unknown_dependence.
7023 (graphite_legal_transform_dr): Handle the unknown_dependence.
7024 (graphite_carried_dependence_level_k): Same.
7026 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7028 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
7030 2010-02-07 Richard Guenther <rguenther@suse.de>
7033 * expr.c (get_inner_reference): Always initialize *pbitsize.
7035 2010-02-07 Richard Guenther <rguenther@suse.de>
7038 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
7039 new ARRAY_REFs on variable size element or minimal index arrays.
7041 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
7042 gimple_fold_indirect_ref.
7044 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
7047 * arm.c (arm_override_options): Just return if the user has specified
7048 an invalid fpu name.
7050 2010-02-03 Jason Merrill <jason@redhat.com>
7053 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
7054 i386_pe_maybe_record_exported_symbol.
7056 2010-02-05 Steve Ellcey <sje@cup.hp.com>
7059 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7060 (pa_delegitimize_address): New function.
7062 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
7064 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
7065 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
7067 2010-02-05 Richard Guenther <rguenther@suse.de>
7070 * lto-streamer-in.c (get_resolution): Deal with references
7071 to undefined functions.
7073 2010-02-05 Richard Guenther <rguenther@suse.de>
7075 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
7076 (fold_const_aggregate_ref): Likewise.
7077 (ccp_fold_stmt): Substitute loads.
7078 (maybe_fold_reference): Verify types before substituting.
7080 (fold_gimple_assign): Unshare properly.
7081 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
7083 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
7085 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
7086 for rs6000_gen_cell_microcode.
7088 2010-02-04 Richard Guenther <rguenther@suse.de>
7090 PR rtl-optimization/42952
7091 * dse.c (const_or_frame_p): Remove MEM handling.
7093 2010-02-04 Nick Clifton <nickc@redhat.com>
7095 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
7096 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
7097 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
7098 (mn10300_asm_output_mi_thunk): New function.
7099 (mn10300_can_output_mu_thunk): New function.
7100 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
7101 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
7102 (FUNCTION_ARG): Delete incorrect comment.
7104 2010-02-03 Jason Merrill <jason@redhat.com>
7107 * fold-const.c (operand_equal_p): Handle erroneous types.
7109 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
7111 * config/h8300/h8300.md (can_delay): Fix attibute condition.
7113 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
7115 PR rtl-optimization/42941
7116 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
7119 2010-02-03 Jason Merrill <jason@redhat.com>
7122 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
7124 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
7127 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
7128 (cselib_reset_table): Renamed from...
7129 (cselib_reset_table_with_next_value): ... this.
7130 (cselib_get_next_uid): Renamed from...
7131 (cselib_get_next_unknown_value): ... this.
7132 * cselib.c (next_uid): Renamed from...
7133 (next_unknown_value): ... this.
7134 (cselib_clear_table): Adjust.
7135 (cselib_reset_table): Adjust. Renamed from...
7136 (cselib_reset_table_with_next_value): ... this.
7137 (cselib_get_next_uid): Adjust. Renamed from...
7138 (cselib_get_next_unknown_value): ... this.
7139 (get_value_hash): Use hash.
7140 (cselib_hash_rtx): Likewise.
7141 (new_cselib_val): Adjust. Set and dump uid.
7142 (cselib_lookup_mem): Pass next_uid as hash.
7143 (cselib_subst_to_values): Likewise.
7144 (cselib_log_lookup): Dump uid.
7145 (cselib_lookup): Pass next_uid as hash. Adjust.
7146 (cselib_process_insn): Adjust.
7147 (cselib_init): Initialize next_uid.
7148 (cselib_finish): Adjust.
7149 (dump_cselib_table): Likewise.
7150 * dse.c (canon_address): Dump value uid.
7151 * print-rtl.c (print_rtx): Print value uid.
7152 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
7154 (dv_uid): New function, sort of renamed from...
7155 (dv_htab_hash): ... this, reimplemented in terms of it and...
7156 (dv_uid2hash): ... this. New.
7157 (variable_htab_eq): Drop excess assertions.
7158 (tie_break_pointers): Removed.
7159 (canon_value_cmp): Compare uids.
7160 (variable_post_merge_New_vals): Print uids.
7161 (vt_add_function_parameters): Adjust.
7162 (vt_initialize): Reset table. Adjust.
7164 2010-02-03 Richard Guenther <rguenther@suse.de>
7166 PR tree-optimization/42944
7167 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
7168 (call_may_clobber_ref_p_1): Likewise. Properly handle
7169 malloc and calloc clobbering errno.
7171 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
7173 * doc/invoke.texi: Fix name of sched1 dump.
7175 * opts.c (decode_options): Set flag_tree_switch_conversion
7176 only conditionally on optimize >= 2.
7178 * gcse.c: Assorted comment fixes in pass description.
7180 2010-02-03 Anthony Green <green@moxielogic.com>
7182 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
7183 nop padding in order to maintain alignment of storage location of
7184 target function address.
7185 (moxie_trampoline_init): Store target function address at newly
7187 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
7189 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
7191 2010-02-03 Richard Guenther <rguenther@suse.de>
7194 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
7196 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7198 * config.gcc: Reenable check for obsolete targets.
7199 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
7200 mips-sgi-irix6.[0-4]*.
7202 2010-02-02 Nick Clifton <nickc@redhat.com>
7204 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
7205 constant size of 4 as being the same as 0.
7206 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
7207 can take values in the range 0..4.
7209 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
7212 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
7213 as _darwin10_Unwind_FindEnclosingFunction().
7214 * libgcc-libsystem.ver: New.
7216 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
7219 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
7220 implicitly set registers.
7222 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
7224 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
7225 (arm_override_options): Allow automatic selection of the thread
7226 pointer register if thumb2.
7227 (legitimize_pic_address): Improve code sequences for Thumb2.
7228 (arm_call_tls_get_addr): Likewise.
7229 (legitimize_tls_address): Likewise.
7230 * arm.md (pic_load_addr_arm): Delete. Replace with ...
7231 (pic_load_addr_32bit): ... this. New named pattern.
7232 * thumb2.md (pic_load_addr_thumb2): Delete.
7233 (pic_load_dot_plus_four): Delete.
7234 (tls_load_dot_plus_four): New named pattern.
7236 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7239 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
7240 Document fix for TLS bug.
7242 2010-01-31 Richard Guenther <rguenther@suse.de>
7244 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
7245 conservatively correct.
7247 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7251 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7253 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7255 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7257 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
7259 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
7261 * config.gcc: Adjust order of makefile fragments for mingw targets.
7263 2010-01-31 Richard Guenther <rguenther@suse.de>
7266 * gimplify.c (gimplify_init_constructor): For volatile LHS
7267 initialize a temporary.
7269 2010-01-31 Matthias Klose <doko@ubuntu.com>
7271 * configure.ac: Fix __stack_chk_fail check for cross builds configured
7273 * configure: Regenerate.
7275 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
7277 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7278 the same alias set and their sizes different constantness.
7279 (aliasing_component_refs_p): Revert 2009-10-24 change.
7281 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7283 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
7286 2010-01-29 Richard Guenther <rguenther@suse.de>
7288 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
7289 Assert we successfully updated the call.
7291 2010-01-29 Jakub Jelinek <jakub@redhat.com>
7293 PR rtl-optimization/42889
7294 * df.h (df_set_bb_dirty_nonlr): New prototype.
7295 * df-core.c (df_set_bb_dirty_nonlr): New function.
7296 * df-scan.c (df_insn_rescan): Call it instead of
7297 df_set_bb_dirty for DEBUG_INSNs.
7299 2010-01-29 Richard Guenther <rguenther@suse.de>
7302 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
7303 quadratic behavior in most cases.
7305 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
7308 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
7309 in the call to gen_x86_movsicc_0_m1.
7311 2010-01-28 Richard Guenther <rguenther@suse.de>
7313 PR tree-optimization/42871
7314 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
7316 2010-01-28 Richard Guenther <rguenther@suse.de>
7318 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
7319 into call arguments.
7321 2010-01-28 Richard Guenther <rguenther@suse.de>
7324 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
7325 the forwarder if the destination is an EH landing pad.
7327 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
7329 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
7330 block list passed to gimple_duplicate_sese_tail.
7331 (parallelize_loops): Avoid parallelization when the function
7333 Avoid parallelization when the preheader is IRREDUCIBLE.
7334 Try to optimize when estimated_loop_iterations_int is unresolved.
7335 Add the loop's location to the dump file.
7336 * tree-cfg.c (add_phi_args_after_redirect): Remove.
7337 (gimple_duplicate_sese_tail): Remove the check for the latch.
7338 Redirect nexits to the exit block.
7339 Remove handling of the incoming edges to the latch.
7340 Redirect the backedge from the copied latch to the exit bb.
7342 2010-01-28 Michael Matz <matz@suse.de>
7345 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
7346 Wrap force_reg into a sequence, emit it before user.
7348 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
7350 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
7352 (arm_legacy_rev): Likewise.
7353 (thumb_legacy_rev): Likewise.
7355 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7357 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
7358 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
7359 on MEM's address failed, try avoid_constant_pool_reference and
7360 recurse if it returned something different.
7361 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
7362 address, try avoid_constant_pool_reference and recurse if it
7363 returned something different.
7364 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
7365 address and avoid_constant_pool_reference returned something
7366 different, don't set have_address.
7368 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
7371 * var-tracking.c (val_store): Add modified argument, obey it.
7373 (count_uses): Move down logging of main.
7374 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
7375 don't need resolution.
7376 (emit_notes_in_bb): Likewise.
7378 2010-01-27 Richard Guenther <rguenther@suse.de>
7381 * tree-inline.c (remap_decl): Delay remapping of SSA name
7382 default definitions until we need them.
7384 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7386 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7387 (rs6000_delegitimize_address): New function.
7389 * config/s390/s390.c (s390_delegitimize_address): Call
7390 delegitimize_mem_from_attrs.
7393 * tree-inline.c (cannot_copy_type_1): Removed.
7394 (copy_forbidden): Don't forbid copying of functions containing
7395 records/unions with variable length fields.
7397 2010-01-27 Christian Bruel <christian.bruel@st.com>
7401 * config/sh/sh.c (find_barrier): Increase length for non delayed
7402 conditional branches.
7404 2010-01-27 Matthias Klose <doko@ubuntu.com>
7406 * configure.ac (gnu-unique-object): Fix ldd version check.
7407 * configure: Regenerate.
7409 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7411 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
7413 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
7414 Test for HAVE_GNU_AS value.
7416 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7418 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
7419 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
7420 INT64_TYPE): Define.
7421 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
7422 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7423 INT_LEAST64_TYPE): Define.
7424 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
7425 UINT_LEAST64_TYPE): Define.
7426 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
7427 INT_FAST64_TYPE): Define.
7428 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7429 UINT_FAST64_TYPE): Define.
7430 (INTMAX_TYPE, UINTMAX_TYPE): Define.
7431 (INTPTR_TYPE, UINTPTR_TYPE): Define.
7432 (SIG_ATOMIC_TYPE): Define.
7434 2010-01-26 Richard Guenther <rguenther@suse.de>
7436 * df-scan.c (df_scan_set_bb_info): Remove assert.
7437 (df_insn_rescan_debug_internal): Merge asserts.
7438 (df_install_ref): Likewise.
7439 (df_mark_reg): Use bitmap_set_range.
7440 (df_hard_reg_used_p): Remove assert.
7441 (df_hard_reg_used_count): Likewise.
7443 2010-01-26 Richard Guenther <rguenther@suse.de>
7445 PR rtl-optimization/42685
7446 * web.c (web_main): Ignore DEBUG_INSNs.
7448 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
7450 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
7452 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
7453 Fix types of fndecl and arglist parameters.
7455 2010-01-26 Richard Guenther <rguenther@suse.de>
7458 * tree-eh.c (unsplit_eh): Skip debug insns.
7460 2010-01-26 Richard Guenther <rguenther@suse.de>
7462 PR tree-optimization/42250
7463 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
7465 2010-01-26 Jakub Jelinek <jakub@redhat.com>
7468 * omp-low.c (expand_omp_sections): Only use single_pred if
7469 l2_bb is single_pred_p.
7471 2010-01-25 Christian Bruel <christian.bruel@st.com>
7474 * config/sh/sh.c (find_barrier): Increase length for non delayed
7475 conditional branches.
7476 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
7478 2010-01-24 David S. Miller <davem@davemloft.net>
7480 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
7481 define if not using GAS.
7482 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7483 Likewise. Delete SECTION_MERGE code, which is only applicable
7486 2010-01-24 Mark Mitchell <mark@codesourcery.com>
7489 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
7490 mangling of va_list in system headers.
7492 2010-01-23 Toon Moene <toon@moene.org>
7494 * tree-predcom.c (combine_chains): Return NULL, not false.
7496 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
7498 * tree-loop-distribution.c (distribute_loop): Fix declaration and
7499 initialization of variable res to agree with return type.
7501 2010-01-22 Steve Ellcey <sje@cup.hp.com>
7503 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
7504 * tree-sra.c: Add include of expr.h.
7506 2010-01-22 Jakub Jelinek <jakub@redhat.com>
7508 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
7509 insert the debug stmt on the single non-EH edge from the stmt.
7511 2010-01-22 Richard Henderson <rth@redhat.com>
7514 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
7515 the RHS until after generate_subtree_copies has insertted its
7516 code before the current statement.
7518 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
7520 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
7522 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
7524 2010-01-21 Martin Jambor <mjambor@suse.cz>
7526 PR tree-optimization/42585
7527 * tree-sra.c (struct access): New field grp_total_scalarization.
7528 (dump_access): Dump the new field.
7529 (should_scalarize_away_bitmap): New variable.
7530 (cannot_scalarize_away_bitmap): Likewise.
7531 (sra_initialize): Allocate new bitmaps.
7532 (sra_deinitialize): Free new bitmaps.
7533 (create_access_1): New function.
7534 (create_access): Parts moved to create_access_1.
7535 (type_consists_of_records_p): New function.
7536 (completely_scalarize_record): Likewise.
7537 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
7538 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
7539 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
7541 (analyze_all_variable_accesses): Completely scalarize small eligible
7544 2010-01-21 Martin Jambor <mjambor@suse.cz>
7546 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
7548 2010-01-21 Andrew Haley <aph@redhat.com>
7550 * gcc.c (process_command): Move lang_specific_driver before
7551 setting cc_libexec_prefix.
7553 2010-01-21 Richard Guenther <rguenther@suse.de>
7556 * fold-const.c (negate_expr_p): Pretend only negative
7557 real constants are easily negatable.
7559 2010-01-20 Janis Johnson <janis187@us.ibm.com>
7560 Jason Merrill <jason@redhat.com>
7562 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
7563 (TYPE_TRANSPARENT_AGGR): this, for union and record.
7564 * calls.c (initialize argument_information): Handle it.
7565 * c-common.c (handle_transparent_union_attribute): Use new name.
7566 * c-decl.c (finish_struct): Ditto.
7567 * c-typeck.c (type_lists_compatible_p): Ditto.
7568 (convert_for_assignment): Use new name and also handle record.
7569 * function.c (aggregate_value_p): Handle it.
7570 (pass_by_reference): Ditto.
7571 (assign_parm_data_types): Ditto.
7572 * print-tree.c (print_node): Ditto.
7573 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
7574 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
7575 * tree.c (first_field): New fn.
7577 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
7580 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
7581 even when linking statically, for now.
7583 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7586 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
7587 without a cselib val.
7588 (count_uses): Accept MO_VAL_SET with no val on stores.
7589 (add_stores): Likewise.
7591 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7593 * var-tracking.c (check_value_val): Add a compile time assertion.
7594 (dv_is_decl_p): Simplify.
7595 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
7596 gcc_assert if ENABLE_CHECKING.
7598 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7601 * var-tracking.c: Include tree-flow.h.
7602 (mem_dies_at_call): New.
7603 (dataflow_set_preserve_mem_locs): Use it.
7604 (dataflow_set_remove_mem_locs): Likewise.
7605 (dump_var): Renamed from dump_variable. Adjust all callers.
7606 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
7607 * Makefile.in (var-tracking.o): Adjust deps.
7609 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
7611 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
7613 2010-01-20 Richard Guenther <rguenther@suse.de>
7615 PR tree-optimization/42717
7616 * tree-ssa-dce.c (get_live_post_dom): Remove.
7617 (forward_edge_to_pdom): Take an arbitrary edge to copy
7618 degenerate PHI args from.
7619 (remove_dead_stmt): Use the first post-dominator even if it
7620 does not contain live statements as redirection destination.
7622 2010-01-20 Richard Guenther <rguenther@suse.de>
7624 * tree-inline.c (estimate_num_insns): Handle EH builtins.
7626 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7628 * sel-sched.c (create_speculation_check): Remove set but not used
7630 (try_transformation_cache): Remove set but not used variable ds.
7631 (calculate_privileged_insns): Remove set but not used variables
7632 cur_insn and min_spec_insn.
7633 (find_best_expr): Remove set but not used variable avail_n.
7634 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
7636 * cgraphunit.c (assemble_thunk): Remove set but not used variable
7638 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
7639 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
7642 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
7645 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
7646 cpu types. Add support for *-sse3 cpu types.
7647 (x86_64-*-*): Ditto.
7649 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7652 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
7653 argument, call initializer_constant_valid_p_1 instead of
7654 initializer_constant_valid_p, pass CACHE to it, return NULL
7655 immediately if first call returns NULL.
7656 (initializer_constant_valid_p_1): New function.
7657 (initializer_constant_valid_p): Use it.
7659 2010-01-20 Thomas Quinot <quinot@adacore.com>
7661 * tree.def (PLACEHOLDER_EXPR): Fix comment.
7663 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7665 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
7666 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
7667 (loc_list_from_tree): Don't handle unsigned division. Handle
7668 signed modulo using DW_OP_{over,over,div,mul,minus}.
7669 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
7670 modulo instead of signed.
7672 2010-01-20 DJ Delorie <dj@redhat.com>
7674 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
7676 (h8300_emit_stack_adjustment): Propogate it.
7678 (h8300_expand_prologue): Likewise.
7679 (h8300_expand_epilogue): Likewise.
7681 2010-01-19 Michael Matz <matz@suse.de>
7683 PR tree-optimization/41783
7684 * tree-data-ref.c (toplevel): Include flags.h.
7685 (dump_data_dependence_relation): Also dump the inputs if the
7686 result will be unknown.
7687 (split_constant_offset_1): Look through some conversions.
7688 * tree-predcom.c (determine_roots_comp): Restart a new chain if
7689 the offset from last element is too large.
7690 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
7691 (reassociate_to_the_same_stmt): Handle vector registers.
7692 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
7694 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
7695 wide_prolog_niters argument, emit widening instructions.
7696 (vect_do_peeling_for_alignment): Adjust caller, use widened
7697 variant of the iteration cound.
7698 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
7700 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7703 * config/arm/neon-testgen.m (emit_automatics): New parameter
7704 features. Adjust for Fixed_return_reg feature.
7705 (test_intrinsic): Call emit_automatics with new feature.
7706 * config/arm/neon.ml: Update copyright years.
7707 (features): New Fixed_return_reg feature.
7708 (ops): Update feature for Vget_low.
7710 2010-01-19 Jakub Jelinek <jakub@redhat.com>
7712 PR tree-optimization/42719
7713 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
7717 * fwprop.c (all_uses_available_at): Return false if def_set dest
7718 is a REG that is used in def_insn.
7720 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
7722 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
7724 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
7727 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
7729 * target.h (struct gcc_target) <secondary_reload>: Change type
7730 of last argument to secondary_reload_info *.
7732 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
7735 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
7736 memory references with unaligned offsets. Remove CQImode handling.
7737 (unaligned_memory_operand): Return 1 for memory references with
7738 unaligned offsets. Remove CQImode handling.
7740 2010-01-18 Richard Guenther <rguenther@suse.de>
7743 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
7746 2010-01-18 Richard Guenther <rguenther@suse.de>
7748 PR tree-optimization/42781
7749 * tree-ssa-structalias.c (find_what_var_points_to): Skip
7750 restrict processing only if the original variable was artificial.
7752 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
7754 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
7755 find number of popped argument bytes.
7757 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
7758 Fix the text that describes the return value for invalid insns.
7760 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
7762 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
7763 Clarify what 'cost of the -dependence' is. Fix quoting.
7765 * toplev.c (default_get_pch_validity): Rename argument to "sz".
7766 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
7768 2010-01-17 Jakub Jelinek <jakub@redhat.com>
7770 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
7771 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
7773 2010-01-17 Richard Guenther <rguenther@suse.de>
7776 * function.c (split_complex_args): Take a VEC to modify.
7777 (assign_parms_augmented_arg_list): Build a VEC instead of
7778 a chain of PARM_DECLs.
7779 (assign_parms_unsplit_complex): Take a VEC of arguments.
7780 Do not fixup unmodified parms.
7781 (assign_parms): Deal with the VEC.
7782 (gimplify_parameters): Likewise.
7784 2010-01-17 Richard Guenther <rguenther@suse.de>
7786 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
7787 node existence check.
7788 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
7789 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
7790 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
7791 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
7792 (gimple_execute_on_growing_pred): Likewise.
7794 2010-01-17 Richard Guenther <rguenther@suse.de>
7796 PR tree-optimization/42773
7797 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
7798 (compute_antic_aux): Likewise.
7799 (compute_partial_antic_aux): Likewise.
7801 2010-01-17 Jie Zhang <jie.zhang@analog.com>
7804 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
7807 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
7809 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
7812 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
7813 Fix markup for strict argument.
7815 (TARGET_SCHED_REORDER2): Fix argument types.
7817 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
7818 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
7820 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
7821 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
7823 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
7826 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
7827 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
7828 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
7829 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
7830 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
7832 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
7834 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
7836 (TARGET_ASM_RELOC_RW_MASK): Add return type.
7837 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
7839 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
7841 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
7844 (TARGET_ASM_NAMED_SECTION): Fix argument list.
7846 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
7847 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
7849 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
7851 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
7853 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
7854 referring to it. Fix language.
7856 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
7858 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
7860 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
7862 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
7864 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
7865 '@var{stream}. Remove stray 'and'.
7867 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
7869 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
7871 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
7873 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
7874 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
7876 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
7877 Fix description of return value.
7878 Rename argument "sz" to "len."
7880 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
7881 Clarify meaning of 'true' return value.
7883 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
7885 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
7886 rep_mode versus mode_rep.
7888 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
7890 (TARGET_BUILTIN_DECL): Fix name.
7892 (TARGET_COMMUTATIVE_P): Fix type of first argument.
7894 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
7896 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
7898 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
7900 (TARGET_RELAXED_ORDERING): Use @deftypevr.
7902 (TARGET_GET_DRAP_RTX): Note that this is a hook.
7905 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
7906 Rename argument tm_fn to md_fn.
7908 (TARGET_OPTION_PRINT): Fix argument list.
7910 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
7913 * config/i386/i386.c (ix86_fixup_binary_operands):
7914 Revert FMA4 fixup of operands.
7916 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7919 * Makefile.in (write_entries_to_file, install-plugin):
7920 Use \012 instead of \n with tr.
7922 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
7924 * configure.ac (HAVE_AS_REF): New C macro.
7925 * configure: Regenerate.
7926 * config.in: Likewise.
7927 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
7929 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
7932 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
7934 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
7936 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
7938 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
7940 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
7942 (TARGET_IN_SMALL_DATA_P): Fix argument type.
7944 (TARGET_BINDS_LOCAL_P): Fix argument type.
7946 (TARGET_ASM_FILE_END): Use prototype.
7948 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
7950 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
7952 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
7954 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
7956 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
7957 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
7959 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
7960 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
7962 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
7963 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
7964 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
7965 (TARGET_ADDR_SPACE_CONVERT): Likewise.
7967 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
7969 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
7971 (TARGET_INIT_BUILTINS): Use prototype.
7973 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7974 Put 'const char *' in braces. Fix parameter types.
7975 (TARGET_INVALID_CONVERSION): Fix parameter types.
7976 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
7977 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
7979 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
7982 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
7984 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
7986 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
7988 * doc/tm.texi (TARGET_HELP): Fix return type.
7990 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
7991 in braces. Fix argument types.
7993 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
7995 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
7997 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
7999 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
8000 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
8002 (TARGET_MANGLE_TYPE): Fix argument types.
8004 (TARGET_IRA_COVER_CLASSES): Use prototype.
8006 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
8008 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
8010 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
8012 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
8014 (TARGET_CALLEE_COPIES): Fix argument types.
8016 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
8018 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
8020 (TARGET_FUNCTION_VALUE): Fix argument types.
8022 (TARGET_RETURN_IN_MSB): Fix argument type.
8024 (TARGET_RETURN_IN_MEMORY): Fix argument types.
8026 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
8028 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
8030 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
8031 agree with return type.
8033 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
8035 2010-01-15 Jing Yu <jingyu@google.com>
8037 PR rtl-optimization/42691
8038 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
8039 a pseudo to a constant and are merged, and adjust comments.
8041 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
8043 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
8045 2010-01-15 Richard Guenther <rguenther@suse.de>
8048 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
8049 labels of computed or non-local gotos to the destination.
8050 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
8051 landing pad label is the first label.
8053 2010-01-15 Richard Guenther <rguenther@suse.de>
8055 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
8057 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8060 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
8061 to allow generation of the xssqrtdp instruction on power7.
8062 (sqrtdf2_fpr): Ditto.
8064 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8067 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
8068 functions with noreturn attribute.
8071 * varasm.c (declare_weak): Add weak attribute to decl if it
8072 doesn't have one already.
8073 (assemble_external): Only add decls to weak_decls if they also
8074 have weak attribute.
8076 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
8078 * var-tracking.c (var_reg_delete): Don't delete the association
8079 between REGs and values or one-part variables if the register
8082 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8085 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
8086 because its first operand is a non-localized variable.
8088 2010-01-14 Martin Jambor <mjambor@suse.cz>
8090 PR tree-optimization/42706
8091 * tree-sra.c (encountered_recursive_call): New variable.
8092 (encountered_unchangable_recursive_call): Likewise.
8093 (sra_initialize): Initialize both new variables.
8094 (callsite_has_enough_arguments_p): New function.
8095 (scan_function): Call decl and flags check only for IPA-SRA, check
8096 whether there is a recursive call and whether it has enough arguments.
8097 (all_callers_have_enough_arguments_p): New function.
8098 (convert_callers): Look for recursive calls only when
8099 encountered_recursive_call is set.
8100 (ipa_early_sra): Bail out either if
8101 !all_callers_have_enough_arguments_p or
8102 encountered_unchangable_recursive_call.
8104 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8106 * sel-sched.c: Add 2010 to copyright years.
8107 * sel-sched-ir.c: Likewise.
8108 * sel-sched-ir.h: Likewise.
8110 2010-01-14 Martin Jambor <mjambor@suse.cz>
8112 PR tree-optimization/42714
8113 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
8114 constructors specially.
8116 2010-01-14 Andi Kleen <ak@linux.intel.com>
8118 * config/i386/drivers-i386.c (detect_caches_intel):
8119 Add l2sizekb parameter and fill in.
8120 (host_detect_local_cpu): Add l2sizekb, fill in.
8121 Add Atom small cache heuristic.
8123 2010-01-14 Andi Kleen <ak@linux.intel.com>
8125 * config/i386/drivers-i386.c (detect_caches_cpuid4):
8126 Add level3 parameter and fill in.
8127 (detect_caches_intel): Handle level3 cache.
8129 2010-01-14 Andi Kleen <ak@linux.intel.com>
8131 * config/i386/drivers-i386.c (host_detect_local_cpu):
8132 Fix core duo detection.
8134 2010-01-14 Andi Kleen <ak@linux.intel.com>
8136 * config/i386/drivers-i386.c (host_detect_local_cpu):
8139 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8141 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
8142 (rs6000_variable_issue_1): this. Use...
8143 (rs6000_variable_issue): here. Reimplement. Print debug info.
8145 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8147 * sel-sched-ir.c (sel_restore_other_notes): Rename to
8148 sel_restore_notes. Update all callers. Call reemit_notes
8151 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8153 PR rtl-optimization/42246
8154 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
8157 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8159 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
8160 all successors is the same as number of successors in current region.
8162 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8164 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
8165 to rename is not separable. Otherwise check that its LHS is not NULL.
8167 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8169 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
8171 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8173 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
8174 available registers when failed to discover LHS register class.
8175 Fix indentation. Update comment.
8177 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8178 Alexander Monakov <amonakov@ispras.ru>
8180 PR rtl-optimization/42389
8181 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
8183 (advance_state_on_fence): Likewise.
8184 (sel_target_adjust_priority): Print debug output only when
8185 sched_verbose >= 4, not 2.
8186 (get_expr_cost): Do not issue all unique insns on the next cycle.
8187 (fill_insns): Initialize can_issue_more from the value saved
8189 * sel-sched-ir.c (flist_add): New parameter issue_more.
8190 Init FENCE_ISSUE_MORE with it.
8191 (merge_fences): Likewise.
8192 (init_fences): Update call to flist_add.
8193 (add_to_fences, add_clean_fence_to_fences)
8194 (add_dirty_fence_to_fences): Likewise.
8195 (move_fence_to_fences): Update call to merge_fences.
8196 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
8198 * sel-sched-ir.h (struct _fence): New field issue_more.
8199 (FENCE_ISSUE_MORE): New accessor macro.
8201 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8203 PR rtl-optimization/42388
8204 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
8205 that have no predecessors nor successors. Do not call move_bb_info
8206 for empty blocks outside of current region.
8208 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8210 PR rtl-optimization/42294
8211 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
8212 * sel-sched.c (move_exprs_to_boundary): Transitively add all
8213 originators' originators.
8215 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8217 PR rtl-optimization/39453
8218 PR rtl-optimization/42246
8219 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
8221 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
8223 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8224 Alexander Monakov <amonakov@ispras.ru>
8227 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
8228 (maybe_tidy_empty_bb): ... here. Make static. Add new
8229 argument. Update all callers.
8230 (tidy_control_flow): ... and here. Recompute topological order
8231 of basic blocks in region if necessary.
8232 (sel_redirect_edge_and_branch): Change return type. Return true
8233 if topological order might have been invalidated.
8234 (purge_empty_blocks): Export and move from...
8235 * sel-sched.c (purge_empty_blocks): ... here.
8236 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
8237 (maybe_tidy_empty_bb): Delete prototype.
8238 (purge_empty_blocks): Declare.
8240 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8242 PR rtl-optimization/42249
8243 * sel-sched.c (try_replace_dest_reg): When chosen register
8244 and original register is the same, do not bail out early, but
8245 still check all original insns for validity of replacing destination
8246 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
8249 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8252 Port from no-undefined-overflow branch:
8253 2009-03-09 Richard Guenther <rguenther@suse.de>
8255 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
8257 2010-01-14 Richard Guenther <rguenther@suse.de>
8260 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
8262 2010-01-14 Ira Rosen <irar@il.ibm.com>
8264 PR tree-optimization/42709
8265 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
8266 as scalar type in creation of constant vector operand.
8268 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8271 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
8272 (check-parallel-%): Match `testsuite' directory component only
8275 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
8277 PR translation/39521
8278 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
8281 2010-01-13 Richard Guenther <rguenther@suse.de>
8283 PR tree-optimization/42730
8284 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
8287 2010-01-13 Steve Ellcey <sje@cup.hp.com>
8290 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
8291 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
8294 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
8296 * config/bfin/libgcc-bfin.ver: Regenerate based on current
8297 libgcc-std.ver. Add entries for ___smulsi3_highpart and
8298 ___umulsi3_highpart.
8300 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
8301 rather than schedule_insns if the pass is enabled.
8303 2010-01-13 Martin Jambor <mjambor@suse.cz>
8305 PR tree-optimization/42704
8306 * tree-sra.c (sra_modify_assign): Do not delete assignments to
8309 2010-01-13 Martin Jambor <mjambor@suse.cz>
8311 PR tree-optimization/42703
8312 * tree-sra.c (analyze_access_subtree): Check that we can build a
8313 reference to the original data within the aggregate.
8315 2010-01-13 Richard Guenther <rguenther@suse.de>
8317 PR tree-optimization/42705
8318 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
8320 2010-01-13 Richard Guenther <rguenther@suse.de>
8323 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
8325 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8328 * var-tracking.c (values_to_unmark): New variable.
8329 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8330 values_to_unmark vector. Moved body to...
8331 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8332 instead queue it into values_to_unmark vector.
8333 (vt_find_locations): Free values_to_unmark vector.
8335 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
8337 * config/s390/s390.c (override_options): Set
8338 default of max-pending-list-length to 256
8340 2010-01-13 Richard Guenther <rguenther@suse.de>
8343 * tree-pass.h (PROP_gimple_lcx): New.
8344 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
8345 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
8346 before the final cleanup_eh.
8347 (dump_properties): Dump PROP_gimple_lcx.
8348 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
8349 (tree_lower_complex_O0): Remove.
8350 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
8351 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
8352 tree_lower_complex, schedule TODO_update_ssa.
8353 * lto-streamer-out.c (output_function): Stream the functions
8355 * lto-streamer-in.c (input_function): Likewise.
8356 (lto_read_body): Do not override them here.
8358 2010-01-12 Joseph Myers <joseph@codesourcery.com>
8361 * c-typeck.c (build_c_cast): Fold value cast to union type before
8362 wrapping it in a CONSTRUCTOR.
8364 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8366 PR rtl-optimization/42699
8367 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
8370 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8372 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8373 SUBTARGET_WARN_UNUSED_SPEC): Move ...
8374 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8375 SUBTARGET_WARN_UNUSED_SPEC): ... here
8376 * config/mips/iris5.h (LIBGCC_SPEC): Define.
8378 2010-01-12 Julian Brown <julian@codesourcery.com>
8380 * config/arm/neon-schedgen.ml (Utils): Don't try to
8381 open missing module.
8382 (find_with_result): New.
8384 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8387 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
8388 sharing when canonicalizing ({lt,ge}u (plus a b) b).
8390 PR tree-optimization/42645
8391 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
8392 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
8393 decl_map, set processing_debug_stmt to -1 and return name without
8396 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
8398 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
8399 binutils version, and reword target configuration description.
8401 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8403 * config/avr/avr.h (LINKER_NAME): Remove.
8405 2010-01-11 Janis Johnson <janis187@us.ibm.com>
8408 * config/rs6000/rs6000.c (rs6000_override_options): On targets
8409 that support VSX, warn for -mno-altivec if vsx is not disabled,
8412 2010-01-11 Joseph Myers <joseph@codesourcery.com>
8413 Shujing Zhao <pearly.zhao@oracle.com>
8415 PR translation/42469
8416 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
8417 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
8418 character between option name and help text.
8419 * c.opt (imultilib): Likewise.
8421 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
8423 * lto-streamer-out.c (output_unreferenced_globals): Output static
8426 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
8428 PR rtl-optimization/42621
8429 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
8430 optimizing for size.
8431 (duplicate_computed_gotos): Remove now-redundant check.
8433 2010-01-10 Steve Ellcey <sje@cup.hp.com>
8436 * configure.ac: Save and restore LDFLAGS and LIBS
8437 * configure: Regenerate.
8439 2010-01-10 Richard Guenther <rguenther@suse.de>
8442 * builtins.c (fold_builtin_strlen): Add type argument and
8443 convert the resulting length to it.
8444 (fold_builtin_1): Adjust.
8446 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8448 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
8449 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
8451 (num_insns_constant_wide): Adjust for that change.
8453 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8456 * web.c (union_defs): Add used argument, to combine uses of
8458 (entry_register): Adjust type and tests of used argument.
8459 (web_main): Widen used for new use. Pass it to union_defs.
8460 * df.h (union_defs): Adjust prototype.
8462 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8465 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
8466 uses in new incoming argument. Free body.
8467 (reset_debug_uses_in_loop): New.
8468 (analyze_insn_to_expand_var): Call the latter if the former found
8469 anything. Fix whitespace. Reject invalid dest overlaps before
8470 going through all insns in the loop.
8472 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8475 * haifa-sched.c (dying_use_p): Debug insns don't count.
8477 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8480 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
8481 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
8482 (verify_gimple_call): Reject LHS in noreturn calls.
8484 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8488 * tree-vect-loop-manip.c (adjust_info): New type.
8489 (adjust_vec): New pointer to vector.
8490 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
8491 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
8492 (slpeel_update_phis_for_duplicate_loop): Use them.
8493 (slpeel_update_phi_nodes_for_guard1): Likewise.
8494 (slpeel_update_phi_nodes_for_guard2): Likewise.
8495 (slpeel_tree_peel_loop_to_edge): Likewise.
8496 (vect_update_ivs_after_vectorizer): Likewise.
8498 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8500 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
8501 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8503 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8505 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
8506 bogus uninitialized warning.
8508 2010-01-09 Richard Guenther <rguenther@suse.de>
8511 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
8512 the evolution is compatible with the initial condition.
8514 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8516 * gcc.c (process_command): Update copyright notice dates.
8517 * gcov.c (print_version): Likewise.
8518 * gcov-dump.c (print_version): Likewise.
8519 * mips-tfile.c (main): Likewise.
8520 * mips-tdump.c (main): Likewise.
8522 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8525 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
8527 (rotlhi3_8): Delete.
8529 (rotlsi3_8): Delete.
8530 (rotlsi3_16): Delete.
8531 (rotlsi3_24): Delete.
8533 (*rotw<mode>3): New.
8534 (*rotb<mode>3): New.
8535 * config/avr/avr.c (avr_rotate_bytes): New function.
8536 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
8538 2010-01-08 Steve Ellcey <sje@cup.hp.com>
8541 * configure.ac: Modify -rdynamic check.
8542 * configure: Regenerate.
8544 2010-01-08 DJ Delorie <dj@redhat.com>
8546 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
8547 register popping order.
8549 2010-01-08 Richard Guenther <rguenther@suse.de>
8552 * c.opt (fsigned-char): Also let LTO handle this option.
8553 (funsigned-char): Likewise.
8555 2010-01-07 Richard Guenther <rguenther@suse.de>
8557 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
8558 (gimple_op): Likewise.
8559 (gimple_op_ptr): Likewise.
8560 (gimple_assign_set_lhs): Remove gcc_assert.
8561 (gimple_assign_set_rhs1): Likewise.
8562 (gimple_assign_set_rhs2): Likewise.
8563 (gimple_call_set_lhs): Likewise.
8564 (gimple_call_set_fn): Likewise.
8565 (gimple_call_set_fndecl): Likewise.
8566 (gimple_call_fndecl): Likewise.
8567 (gimple_call_return_type): Likewise.
8568 (gimple_call_set_chain): Likewise.
8569 (gimple_call_num_args): Likewise.
8570 (gimple_call_set_arg): Likewise.
8571 (gimple_cond_set_code): Likewise.
8572 (gimple_cond_set_lhs): Likewise.
8573 (gimple_cond_set_rhs): Likewise.
8574 (gimple_cond_set_true_label): Likewise.
8575 (gimple_cond_set_false_label): Likewise.
8576 (gimple_label_set_label): Likewise.
8577 (gimple_goto_set_dest): Likewise.
8578 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
8579 (gimple_debug_bind_get_value): Likewise.
8580 (gimple_debug_bind_get_value_ptr): Likewise.
8581 (gimple_debug_bind_set_var): Likewise.
8582 (gimple_debug_bind_set_value): Likewise.
8583 (gimple_debug_bind_reset_value): Likewise.
8584 (gimple_debug_bind_has_value_p): Likewise.
8585 (gimple_return_retval_ptr): Remove gcc_assert.
8586 (gimple_return_retval): Likewise.
8587 (gimple_return_set_retval): Likewise.
8588 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
8589 (safe_referenced_var_iterator): Remove.
8590 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
8591 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
8592 (fill_referenced_var_vec): Remove.
8593 (first_readonly_imm_use): Remove redundant gcc_assert.
8594 (phi_arg_index_from_use): Combine gcc_asserts.
8595 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
8596 (first_imm_use_stmt): Remove redundant gcc_assert.
8597 * tree-cfg.c (verify_gimple_call): Verify function and chain
8598 operands. Verify arguments.
8599 (verify_types_in_gimple_stmt): Verify condition code and labels.
8601 2010-01-07 Richard Guenther <rguenther@suse.de>
8603 PR tree-optimization/42641
8604 * sese.c (rename_map_elt_info): Use the SSA name version, do
8607 2010-01-07 Jakub Jelinek <jakub@redhat.com>
8609 PR tree-optimization/42625
8610 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
8611 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
8613 2010-01-07 Duncan Sands <baldrick@free.fr>
8615 * Makefile.in (PLUGIN_HEADERS): Add version.h.
8617 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
8620 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
8621 note itself is not function_invariant_p.
8623 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
8625 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
8626 Do not add the DF_NOTE problem.
8627 * store-motion.c (execute_rtl_store_motion): Likewise.
8629 2010-01-07 Martin Jambor <mjambor@suse.cz>
8631 PR tree-optimization/42157
8632 * tree-sra.c (compare_access_positions): Stabilize sort if both
8633 accesses have integer types, return zero immediately if they are the
8636 2010-01-06 Richard Henderson <rth@redhat.com>
8639 * haifa-sched.c (add_to_note_list): Merge into ...
8640 (concat_note_lists): ... here, and ...
8641 (unlink_other_notes, rm_other_notes): Merge into...
8642 (remove_notes): ... here. Create REG_SAVE_NOTEs for
8643 NOTE_INSN_EPILOGUE_BEG.
8645 2010-01-06 Richard Guenther <rguenther@suse.de>
8647 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
8648 not inline regular functions into always-inline functions.
8650 2010-01-06 Nick Clifton <nickc@redhat.com>
8652 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
8653 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
8655 (OVERRIDE_OPTIONS): Delete.
8656 (OPTIMIZATION_OPTIONS): Define.
8657 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
8658 * config/rx/rx.c (rx_handle_option): Issue an error message if
8659 -mcpu=rx200 and -fpu are used together.
8660 (rx_set_optimization_options): New function. Issue an error
8661 message if an optimization attribute attempts to reset the FPU/
8662 math optimization pairing.
8663 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
8664 * config/rx/rx.opt: Set the default to 32-bit doubles.
8665 * config/rx/t-rx: Add multilibs for -nofpu option.
8666 * doc/invoke.texi: Update documentation of RX options.
8668 2010-01-06 Richard Guenther <rguenther@suse.de>
8670 * tree-ssa-pre.c (name_to_id): New global.
8671 (alloc_expression_id): Simplify SSA name handling.
8672 (lookup_expression_id): Likewise.
8673 (init_pre): Zero name_to_id.
8674 (fini_pre): Free it.
8676 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
8678 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
8680 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
8683 * config/i386/sse.md (smaxv2di3): New.
8684 (umaxv2di3): Likewise.
8685 (sminv2di3): Likewise.
8686 (uminv2di3): Likewise.
8688 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
8691 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
8692 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
8693 (legitimize_tls_address): Likewise.
8694 (sparc_tls_referenced_p): Likewise.
8695 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
8696 and adjust calls to legitimize_pic_address.
8697 (legitimate_constant_p) Use sparc_tls_referenced_p.
8698 (legitimate_pic_operand_p): Likewise.
8699 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
8700 (sparc_tls_symbol_ref_1): Delete.
8701 (sparc_tls_referenced_p): Make static, recognize specific patterns.
8702 (legitimize_tls_address): Make static, handle CONST patterns.
8703 (legitimize_pic_address): Make static, remove unused parameter and
8704 adjust recursive calls.
8705 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
8706 and adjust call to legitimize_pic_address.
8707 (sparc_output_mi_thunk): Likewise.
8709 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
8710 H.J. Lu <hongjiu.lu@intel.com>
8713 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
8714 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
8715 operands to make them signed.
8718 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8721 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8722 GTU to GT for V4SI and V2DI.
8724 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8725 (umin<mode>3): Removed.
8727 (uminv4si3): Likewise.
8729 2010-01-05 Martin Jambor <mjambor@suse.cz>
8731 PR tree-optimization/42462
8732 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
8733 current_function_decl to helper functions and macros.
8735 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8738 * flags.h: Don't include real.h.
8739 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
8740 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
8741 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
8742 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
8743 * dominance.c: Update copyright.
8744 * gimple.c (walk_gimple_op): Remove inline.
8745 * tree-ssa-reassoc.c: Include real.h.
8746 * Makefile.in (FLAGS_H): Remove $(REAL_H).
8747 (tree-ssa-reassoc.o): Depend on $(REAL_H).
8749 2010-01-05 Nick Clifton <nickc@redhat.com>
8751 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
8752 register to push into the stack frame when the accumulator has to
8753 be saved during interrupts.
8755 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
8757 * doc/invoke.texi: Remove the documentation about option
8759 * common.opt (Wunreachable-code): Preserved for backward
8761 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
8762 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
8763 the backward compatibility flag section.
8765 2010-01-05 Richard Guenther <rguenther@suse.de>
8767 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
8769 2010-01-05 Jakub Jelinek <jakub@redhat.com>
8772 * cfgexpand.c (expand_one_var): Diagnose too large variables.
8774 PR tree-optimization/42508
8775 * tree-sra.c (convert_callers): Check for recursive call
8776 by comparing cgraph nodes instead of decls.
8777 (modify_function): Call ipa_modify_formal_parameters also
8778 on all same_body aliases.
8780 * cgraphunit.c (cgraph_materialize_all_clones): Compare
8781 cgraph nodes when checking for same_body aliases.
8783 2010-01-05 Richard Guenther <rguenther@suse.de>
8785 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
8786 allocation and lookup.
8787 (get_or_alloc_expr_for_constant): Likewise.
8788 (phi_translate): Sink allocation.
8790 2010-01-04 Richard Guenther <rguenther@suse.de>
8792 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
8793 a new entry only if needed.
8794 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
8795 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
8797 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
8799 (phi_translate): Handle CONSTANTs early.
8801 2010-01-04 Martin Jambor <mjambor@suse.cz>
8803 PR tree-optimization/42398
8804 * tree-sra.c (struct access): Removed flag grp_different_types.
8805 (dump_access): Do not dump the removed flag.
8806 (sort_and_splice_var_accesses): Do not set the removed flag.
8807 (sra_modify_expr): Check for type compatibility directly.
8809 2010-01-04 Martin Jambor <mjambor@suse.cz>
8811 PR tree-optimization/42366
8812 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
8813 edges with variable number of parameters.
8814 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
8815 flag instead of asserting it.
8816 (ipa_read_node_info): Read uses_analysis_done flag.
8818 2010-01-04 Richard Guenther <rguenther@suse.de>
8820 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
8821 iterative_hash_* as intended.
8822 (vn_reference_compute_hash): Likewise. Simplify hashing
8824 (vn_reference_lookup_2): Likewise.
8825 (vn_nary_op_compute_hash): Likewise.
8826 (vn_phi_compute_hash): Likewise.
8827 (expressions_equal_p): Remove strange code.
8828 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
8829 (pre_expr_hash): Likewise. Simplify hashing SSA names.
8830 (bitmap_insert_into_set_1): Take value-id as parameter.
8831 (add_to_value): Pass it.
8832 (bitmap_insert_into_set): Likewise.
8833 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
8835 2010-01-04 Jakub Jelinek <jakub@redhat.com>
8838 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
8839 (do_self_spec): For switches with SWITCH_IGNORE set set also
8840 SWITCH_IGNORE_PERMANENTLY.
8841 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
8844 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
8846 * lto-streamer-out.c (output_unreferenced_globals): Output the full
8847 tree of an unreferenced global var.
8849 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8852 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8853 GTU to GT for V4SI and V2DI.
8855 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8856 (umin<mode>3): Removed.
8858 (uminv4si3): Likewise.
8860 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8863 * collect2.c (main): Turn on trace in collect2 if -v is passed
8866 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
8868 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
8869 description of expression operand.
8871 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
8873 * configure.ac: Add install-html to target_list for Make-hooks.
8874 * configure: Regenerate.
8875 * fortran/Make-lang.in (F95_HTMLFILES): New.
8876 (fortran.html): Use it.
8877 (fortran.install-html): New.
8878 * Makefile.in (install-html): Add lang.install-html.
8879 * java/Make-lang.in (JAVA_HTMLFILES): New.
8880 (java.html): Use it.
8881 (java.install-html): New.
8882 * objc/Make-lang.in (objc.install-html): New.
8883 * objcp/Make-lang.in (obj-c++.install-html): New.
8884 * cp/Make-lang.in (c++.install-html): New.
8885 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
8886 * lto/Make-lang.in (lto.install-html): New.
8888 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8891 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
8893 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
8895 PR rtl-optimization/41862
8896 * store-motion.c (store_killed_in_insn, compute_store_table,
8897 remove_reachable_equiv_notes, replace_store_insn,
8898 build_store_vectors): Ignore all DEBUG_INSNs.
8900 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8903 * common.opt: Add dumpdir.
8905 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
8907 (option_map): Add --dumpdir.
8909 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
8911 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
8913 * opts.c (decode_options): Try dump_dir_name first if
8914 dump_base_name isn't an absolute path.
8915 (common_handle_option): Handle OPT_dumpdir.
8917 * toplev.c (dump_dir_name): New.
8918 (print_switch_values): Also ignore -dumpdir.
8920 * toplev.h (dump_dir_name): New.
8922 2010-01-03 Richard Guenther <rguenther@suse.de>
8924 PR tree-optimization/42589
8925 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
8926 double-word expansion of bswap32.
8928 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
8930 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
8931 with BLOCK_FOR_INSN.
8932 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
8933 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
8934 noce_process_if_block): Likewise.
8935 * gcse.c (compute_local_properties, insert_expr_in_table,
8936 insert_set_in_table, canon_list_insert, find_avail_set,
8937 pre_insert_copy_insn): Likewise.
8939 * basic-block.h (BLOCK_NUM): Move from here...
8940 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
8942 2010-01-03 Richard Guenther <rguenther@suse.de>
8944 PR tree-optimization/42438
8945 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
8946 contains_may_not_return_call flag.
8947 (BB_MAY_NOTRETURN): New.
8948 (valid_in_sets): Trapping nary operations are not valid
8949 in blocks that may not return.
8950 (insert_into_preds_of_block): Remove check for trapping expressions.
8951 (compute_avail): Compute also BB_MAY_NOTRETURN.
8953 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
8955 * doc/invoke.texi: Add 2010 to copyright years.
8957 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
8959 * config/sparc/sparc.c: Fix formatting nits.
8961 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
8962 Alexander Monakov <amonakov@ispras.ru>
8964 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
8966 2010-01-02 Richard Guenther <rguenther@suse.de>
8969 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
8970 (simplify_switch_using_ranges): Mark to be removed edges
8973 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8975 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8977 * collect2.c (scan_libraries): Add missing argument in call to
8980 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
8983 * config/alpha/predicates.md (aligned_memory_operand): Return false
8985 (unaligned_memory_operand): Return true for CQImode.
8986 * config/alpha/alpha.c (get_aligned_mem): Assert that location
8987 doesn not cross aligned SImode word boundary.
8989 2010-01-02 Anatoly Sokolov <aesok@post.ru>
8991 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
8993 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
8994 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
8996 2010-01-02 Richard Guenther <rguenther@suse.de>
8999 * toplev.c (compile_file): Emit LTO marker properly. Change
9001 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
9003 2010-01-01 Richard Guenther <rguenther@suse.de>
9006 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
9008 2010-01-01 Richard Guenther <rguenther@suse.de>
9011 * c-decl.c (grokdeclarator): For zero-size arrays force
9012 structural equality checks as layout_type does.
9014 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9016 * builtins.c: Update copyright to 2010.
9018 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9021 * lto-streamer-out.c (produce_asm): Revert the last change.
9022 (copy_function): Likewise.
9024 * lto-streamer.c (lto_get_section_name): Skip any leading
9027 2010-01-01 Richard Guenther <rguenther@suse.de>
9030 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
9034 Copyright (C) 2010 Free Software Foundation, Inc.
9036 Copying and distribution of this file, with or without modification,
9037 are permitted in any medium without royalty provided the copyright
9038 notice and this notice are preserved.