1 2010-05-08 Richard Guenther <rguenther@suse.de>
3 * lto-wrapper.c (run_gcc): Remove linker output from
4 command line for LTRANS invocation.
6 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
8 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
9 lto-macho as lto_binary_reader.
10 * target.h (struct gcc_target): New hooks lto_start and lto_end.
11 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
12 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
13 in lto_start and lto_end calls.
14 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
16 (scan_prog_file): Update is_elf_or_coff call.
17 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
19 * collect2.c (main): Fix enum comparison.
21 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
23 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
24 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
25 and TARGET_ASM_LTO_END.
26 * darwin.c: Include obstack.h and lto-streamer.h.
27 (lto_section_names_offset, lto_section_names_obstack,
28 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
30 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
31 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
33 (darwin_asm_lto_end): New function. Restore asm_out_file.
34 (darwin_asm_named_section): For LTO sections, replace the name with
35 the offset of the section name in a string table, and build this
37 (darwin_file_start): Initialize global vars for LTO support.
38 (darwin_file_end): If output to asm_out_file was redirected, append it
39 to the proper asm_out_file here. Add the section names section.
41 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
43 * c-pragma.c (pending_weak_d, pending_weak): New.
44 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
45 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
46 handle_pragma_weak): Update the uses of pending_weaks.
48 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
50 PR documentation/44016
51 * doc/standards.texi (Standards): Link to unversioned
52 cxx0x_status.html page.
54 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
57 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
58 in addition to TREE_USED, to avoid "set but unused" warnings.
60 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
62 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
63 (is_loop_prefetching_profitable): Do not insert prefetches
64 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
65 times the prefetch ahead distance.
67 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
69 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
70 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
71 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
74 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
76 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
77 a diagnostic info when the insn-to-mem ratio is too small.
79 2010-05-07 Richard Guenther <rguenther@suse.de>
81 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
83 (store_arg): Queue temp_filename for deletion instead of
86 2010-05-07 Richard Guenther <rguenther@suse.de>
88 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
89 (run_gcc): Handle LTRANS phase invocation.
90 * collect2.c (maybe_run_lto_and_relink): Do not set
93 2010-05-07 Jakub Jelinek <jakub@redhat.com>
95 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
96 this is also meaningful on PARM_DECLs and RESULT_DECLs.
98 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
100 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
102 2010-05-07 Richard Guenther <rguenther@suse.de>
104 PR tree-optimization/44020
105 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
106 code when PRE is not yet initialized.
108 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
110 * config/mips/dbxmdebug.h: Remove.
111 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
113 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
115 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
116 with null pointer and also warn about ordered comparison of zero with
119 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
121 * graphite-blocking.c
122 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
123 * graphite-clast-to-gimple.c
124 (clast_to_gcc_expression): Same.
125 (precision_for_value): Same.
126 (precision_for_interval): Same.
127 (gcc_type_for_interval): Same.
128 (graphite_create_new_guard): Same.
129 (compute_bounds_for_level): Same.
130 (graphite_create_new_loop_guard): Same.
131 * graphite-interchange.c
132 (build_linearized_memory_access): Same.
133 (pdr_stride_in_loop): Same.
134 (memory_strides_in_loop_1): Same.
135 (memory_strides_in_loop): Same.
136 (extend_scattering): Same.
137 (psct_scattering_dim_for_loop_depth): Same.
138 (pbb_number_of_iterations): Same.
140 (debug_iteration_domains): Same.
142 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
143 (ppl_set_inhomogeneous_gmp): Same.
144 (ppl_strip_loop): Same.
145 (ppl_lexico_compare_linear_expressions): Same.
146 (ppl_read_polyhedron_matrix): Same.
147 (ppl_max_for_le_pointset): Same.
149 (ppl_read_polyhedron_matrix): Same.
150 (tree_int_to_gmp): Same.
151 (gmp_cst_to_tree): Same.
152 (ppl_set_inhomogeneous): Same.
153 (ppl_set_inhomogeneous_tree): Same.
154 (ppl_set_coef): Same.
155 (ppl_set_coef_tree): Same.
156 * graphite-sese-to-poly.c
157 (build_pbb_scattering_polyhedrons): Same.
158 (build_scop_scattering): Same.
159 (scan_tree_for_params_right_scev): Same.
160 (scan_tree_for_params): Same.
161 (find_params_in_bb): Same.
162 (find_scop_parameters): Same.
163 (add_upper_bounds_from_estimated_nit): Same.
164 (build_loop_iteration_domains): Same.
165 (add_condition_to_domain): Same.
166 (pdr_add_memory_accesses): Same.
168 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
170 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
171 CLooG's value_* macros to their respective mpz_* counterparts.
172 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
173 (graphite_create_new_loop_guard): Same.
174 * graphite-interchange.c (build_linearized_memory_access): Same.
175 (pdr_stride_in_loop): Same.
176 (memory_strides_in_loop_1): Same.
177 (1st_interchange_profitable_p): Same.
178 * graphite-poly.c (extend_scattering): Same.
179 (psct_scattering_dim_for_loop_depth): Same.
180 (pbb_number_of_iterations): Same.
181 (pbb_number_of_iterations_at_time): Same.
182 * graphite-poly.h (new_1st_loop): Same.
183 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
184 (oppose_constraint): Same.
185 (insert_constraint_into_matrix): Same.
186 (ppl_set_inhomogeneous_gmp): Same.
187 (ppl_set_coef_gmp): Same.
188 (ppl_strip_loop): Same.
189 (ppl_lexico_compare_linear_expressions): Same.
190 (ppl_max_for_le_pointset): Same.
191 (ppl_min_for_le_pointset): Same.
192 (ppl_build_realtion): Same.
193 * graphite-ppl.h (gmp_cst_to_tree): Same.
194 (ppl_set_inhomogeneous): Same.
195 (ppl_set_inhomogeneous_tree): Same.
196 (ppl_set_coef): Same.
197 (ppl_set_coef_tree): Same.
198 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
199 (build_scop_scattering): Same.
200 (add_value_to_dim): Same.
201 (scan_tree_for_params_right_scev): Same.
202 (scan_tree_for_params_int): Same.
203 (scan_tree_for_params): Same.
204 (find_params_in_bb): Same.
205 (find_scop_parameters): Same.
206 (add_upper_bounds_from_estimated_nit): Same.
207 (build_loop_iteration_domains): Same.
208 (create_linear_expr_from_tree): Same.
209 (add_condition_to_domain): Same.
210 (pdr_add_memory_accesses): Same.
212 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
213 Jason Merrill <jason@redhat.com>
215 * c-common.c (c_common_reswords): Add nullptr.
216 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
217 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
218 (gen_type_die_with_usage): Likewise.
219 * dbxout.c (dbxout_type): Likewise.
220 * sdbout.c (plain_type_1): Likewise.
222 2010-05-06 Jason Merrill <jason@redhat.com>
224 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
225 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
227 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
229 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
230 stripping WITH_SIZE_EXPR.
231 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
234 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
236 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
237 list of obsolete configurations.
238 Disabled check for obsolete configurations.
239 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
240 Removed support for previous versions.
241 * config/mips/iris.h: Removed.
242 * config/mips/iris5.h: Removed.
243 * config/mips/iris6.h: Merged old iris.h contents.
244 (TARGET_IRIX): Removed.
245 (DRIVER_SELF_SPECS): Removed mabi=32.
246 (IDENT_ASM_OP): Removed undef.
247 (STARTFILE_SPEC): Removed mabi=32.
248 (ENDFILE_SPEC): Likewise.
249 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
250 (MACHINE_TYPE): Update for IRIX 6.5.
251 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
252 TARGET_IRIX by TARGET_IRIX6.
253 (mips_file_start): Likewise.
254 (mips_output_external): Remove IRIX 5/6 O32 support.
255 (mips_output_function_prologue): Likewise.
256 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
258 (TARGET_CPU_CPP_BUILTINS): Likewise.
259 (TARGET_IRIX): Removed.
260 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
261 (MULTILIB_DIRNAMES): Removed 32.
262 (MULTILIB_OSDIRNAMES): Removed ../lib.
263 * doc/install.texi (Prerequisites): Don't reference IRIX before
265 (Specific, mips-sgi-irix5): Document removal.
266 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI
268 Remove references to older IRIX 6 releases and the O32 ABI.
270 2010-05-06 Jakub Jelinek <jakub@redhat.com>
272 * gcc.dg/Wunused-var-8.c: Move to...
273 * c-c++-common/Wunused-var-6.c: ... here. New test.
276 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
277 instead of DF_REF_REAL_REG.
279 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
282 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
283 handling to still return true for x64 targets.
285 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
287 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
289 2010-05-06 Jan Hubicka <jh@suse.cz>
291 PR tree-optimization/43791
292 * ipa-inline.c (update_caller_keys): Remove bogus
293 disregard_inline_limits check.
295 2010-05-06 Michael Matz <matz@suse.de>
297 PR tree-optimization/43984
298 * tree-ssa-pre.c (inserted_phi_names): Remove.
299 (inserted_exprs): Change to bitmap.
300 (create_expression_by_pieces): Set bits, don't append to vector.
301 (insert_into_preds_of_block): Don't handle inserted_phi_names.
302 (eliminate): Don't look at inserted_phi_names, remove deleted
303 insns from inserted_exprs.
304 (remove_dead_inserted_code): Adjust to use bitmaps instead of
306 (init_pre, fini_pre): Allocate and free bitmaps.
307 (execute_pre): Insert insns on edges before elimination.
309 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
311 * tree.c (initializer_zerop): Handle STRING_CST.
313 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
316 * doc/invoke.texi (Wimplicit): Document as C only.
317 * opts.c (common_handle_option): Add argument kind.
318 (handle_option): Rename as read_cmdline_option. Factor out code to...
319 (handle_option): ... here. New.
320 (handle_options): Rename as read_cmdline_options.
321 (decode_options): Update call.
322 (set_option): Use option index instead of option pointer. Classify
323 diagnostics correctly.
324 (enable_warning_as_error): Call handle_option.
325 * opts.h (set_option): Update declaration.
326 (handle_option): Declare.
327 * langhooks.h (struct lang_hooks): Add argument kind to
329 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
330 * c-opts.c (set_Wimplicit): Delete.
331 (c_family_lang_mask): New static constant.
332 (c_common_handle_option): Add argument kind. Use handle_option
333 instead of set_Wimplicit.
334 (c_common_post_options): warn_implicit and warn_implicit_int
335 are disabled by default.
336 * c-common.c (warn_implicit): Do not define here.
337 * c-common.h (warn_implicit): Do not declare here.
338 (c_common_handle_option): Update declaration.
339 * lto-opts.c (lto_reissue_options): Update call to set_option.
341 2010-05-06 Richard Guenther <rguenther@suse.de>
343 PR tree-optimization/43571
344 * domwalk.c (walk_dominator_tree): Walk the dominator
345 sons in more optimal order.
347 2010-05-06 Richard Guenther <rguenther@suse.de>
349 PR tree-optimization/43934
350 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
351 (stmt_cost): Likewise.
352 (extract_true_false_args_from_phi): New helper.
353 (determine_max_movement): For PHI nodes verify we can hoist them
354 and compute their cost.
355 (determine_invariantness_stmt): Handle PHI nodes.
356 (move_computations_stmt): Likewise. Hoist PHI nodes in
357 if-converted form using COND_EXPRs.
358 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI
360 (tree_ssa_lim): Likewise.
361 * tree-flow.h (tree_ssa_lim): Adjust prototype.
362 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
364 2010-05-06 Richard Guenther <rguenther@suse.de>
366 PR tree-optimization/43987
367 * tree-ssa-structalias.c (could_have_pointers): For possibly
368 address-taken variables force pointers to be recorded.
369 (create_variable_info_for_1): Likewise.
370 (push_fields_onto_fieldstack): Pass in wheter all fields
372 (find_func_aliases): Query types instead of vars whether
373 they contain pointers where appropriate.
375 2010-05-06 Jan Hubicka <jh@suse.cz>
377 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
378 (record_reference, mark_address, mark_load, mark_store): Record
380 (record_references_in_initializer): Update call of record_references.
381 (rebuild_cgraph_edges): Remove all references before rebuiding.
382 * cgraph.c (cgraph_create_node): Clear ref list.
383 (cgraph_remove_node): Remove references.
384 (dump_cgraph_node): Dump references.
385 (cgraph_clone_node): Clone references.
386 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
387 (struct cgraph_node, varpool_node): Add ref_lst.
388 * ipa-ref.c: New file.
389 * ipa-ref.h: New file.
390 * ipa-ref-inline.h: New file.
391 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
392 (referenced_from_other_partition_p): New function.
393 (lto_output_varpool_node): Take set arugment; call
394 referenced_from_other_partition.
395 (lto_output_ref): New.
396 (add_references): New.
398 (output_cgraph): Compute boundary based on references;
400 (output_varpool): Accept cgraph_node_set argument.
403 (input_cgraph): Call input_refs.
404 * lto-section-in.c (lto_section_name): Add refs.
405 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
406 (ipa-ref.o): New file.
407 * varpool.c (varpool_node): Clear ipa ref list.
408 (varpool_remove_node): Remove references.
409 (dump_varpool_node): Dump references.
410 (varpool_assemble_decl): Only compile finalized ones.
411 (varpool_extra_name_alias): Initialize ref list.
412 * lto-streamer.c (lto-get_section_name): Add .refs section.
413 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
414 (referenced_from_other_partition_p): Declared.
416 2010-05-06 Ira Rosen <irar@il.ibm.com>
418 PR tree-optimization/43901
419 * tree-vect-stmts.c (vectorizable_call): Assert that vector
420 type is not NULL if it's transformation phase, and return
421 FALSE if it's analysis.
422 (vectorizable_conversion, vectorizable_operation,
423 vectorizable_type_demotion, vectorizable_type_promotion):
426 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
428 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
430 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
432 * config/mips/mips-protos.h
433 (mips_small_register_classes_for_mode_p): Delete prototype.
435 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
437 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
438 * config/arm/arm.c (multiple_operation_profitable_p,
439 compute_offset_order): New static functions.
440 (load_multiple_sequence, store_multiple_sequence): Use them.
441 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
442 memory offsets, not register numbers.
443 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
445 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
447 * stor-layout.c (pending_sizes): Change the type to
449 (get_pending_sizes, put_pending_size, put_pending_sizes):
450 Update the uses of pending_sizes.
451 * c-decl.c (store_parm_decls): Likewise.
452 * c-tree.h (struct c_arg_info): Likewise.
453 * tree.h: Update the prototype for get_pending_sizes and
456 2010-05-05 Jason Merrill <jason@redhat.com>
459 * c-common.c (handle_aligned_attribute): Respect
460 ATTR_FLAG_TYPE_IN_PLACE.
463 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
464 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
465 (TARGET_INITIALIZER): Use it.
466 * c-common.c (attribute_takes_identifier_p): Call it.
467 * c-common.h: Update prototype.
468 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
469 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
471 2010-05-05 Jakub Jelinek <jakub@redhat.com>
474 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
475 DW_ID_down_case for Fortran compilation units.
477 2010-05-05 Jan Hubicka <jh@suse.cz>
479 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
482 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
484 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
485 a variable-sized RESULT_DECL.
487 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
489 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
491 2010-05-05 Jason Merrill <jason@redhat.com>
494 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
496 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
498 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
499 Jakub Jelinek <jakub@redhat.com>
502 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
503 (dead_debug_init, dead_debug_finish): New functions.
504 (dead_debug_add, dead_debug_insert_before): Likewise.
505 (df_note_bb_compute): Initialize a dead_debug object, add dead
506 debug uses to it, insert debug bind insns before death insns,
507 reset debug insns that refer to pending uses at the end.
508 * rtl.h (make_debug_expr_from_rtl): New prototype.
509 * varasm.c (make_debug_expr_from_rtl): New function.
511 2010-05-05 Jan Hubicka <jh@suse.cz>
513 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
514 (lto_varpool_encoder_new, lto_varpool_encoder_delete, lto_varpool_encoder_encode
515 lto_varpool_encoder_lookup, lto_varpool_encoder_deref, lto_varpool_encoder_size,
516 lto_varpool_encoder_encode_initializer_p,
517 lto_set_varpool_encoder_encode_initializer): New functions.
518 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
520 (input_varpool_node): Do not always set analyzed.
521 (input_cgraph_1): Return vector of cgraph nodes.
522 (input_varpool_1): Return vector of varpools.
523 (input_cgraph): Free the vectors.
524 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
525 output only initializers needed.
526 (lto_output): Only call output_cgraph.
527 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
528 * lto-section-out.c (lto_new_out_decl_state): Initialize
529 state->varpool_node_encoder.
530 * lto-streamer.h (lto_varpool_encoder_d): New.
531 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
532 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
533 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
534 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
535 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
537 (output_varpool, input_varpool): Remove declarations.
539 2010-05-05 Jan Hubicka <jh@suse.cz>
541 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
542 with body can prevail.
544 2010-05-05 Jan Hubicka <jh@suse.cz>
546 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
549 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
551 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to
554 * gengtype.h (erro_at_line): Constify pos argument.
556 * gengtype.c: Include hashtab.h.
557 (enum gc_used): Document GC_MAYBE_POINTED_TO.
558 (error_at_line): Constify pos argument.
559 (do_typedef): Initialize p->opt field.
560 (get_file_gtfilename): Fix comment typo.
561 (struct walk_type_data): Constify line field.
562 (get_output_file_for_structure): New function.
563 (write_local_func_for_structure): Constify orig_s argument.
564 Use get_output_file_for_structure.
565 (write_func_for_structure): Use get_output_file_for_structure.
566 (INDENT): New define.
567 (dump_pair, dump_type, dump_type_list, dump_typekind)
568 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
569 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
571 (seen_types): New variable.
572 (main): New variable do_dump. Process "-d" command line option.
573 Call dump_everything if dump requested.
575 2010-05-05 Jakub Jelinek <jakub@redhat.com>
577 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
578 in a temporary instead of invoking the macro multiple times.
579 (track_expr_p): Likewise.
581 2010-05-04 Neil Vachharajani <nvachhar@google.com>
583 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
585 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
586 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
587 conditions for printing notes.
588 * common.opt (-Wcoverage-mismatch): Allow negative, default to
589 true, update documentation.
590 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
592 2010-05-04 Jakub Jelinek <jakub@redhat.com>
595 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
598 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
601 * config/i386/i386.md (sse_prologue_save): Add clobber CC
603 (*sse_prologue_save_insn1): Likewise.
604 (SSE prologue save splitter): Likewise.
606 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
608 * tree.c (free_lang_data_in_one_sizepos): New inline function.
609 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
610 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
611 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
612 all decls. Call it on DECL_FIELD_OFFSET of fields.
613 (find_decls_types_r): Follow DECL_VALUE_EXPR.
614 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
616 2010-05-04 Martin Jambor <mjambor@suse.cz>
618 * tree-sra.c (build_access_from_expr_1): The first parameter type
619 changed to simple tree.
620 (build_access_from_expr): Likewise, gsi parameter was eliminated.
621 (scan_assign_result): Renamed to assignment_mod_result, enum elements
623 (build_accesses_from_assign): Removed all parameters except for a
624 simple gimple statement. Now returns a simple bool.
625 (scan_function): All non-analysis parts moved to separate functions
626 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
627 parameters and updated both callers.
628 (sra_modify_expr): Removed parameter data.
629 (sra_modify_function_body): New function.
630 (perform_intra_sra): Call sra_modify_function_body to modify the
632 (replace_removed_params_ssa_names): Parameter data changed into
634 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
635 changed the parameter dont_convert to convert with the opposite
637 (sra_ipa_modify_assign): Parameter data changed into adjustments
638 vector, return value changed to bool.
639 (ipa_sra_modify_function_body): New function.
640 (sra_ipa_reset_debug_stmts): Updated a comment.
641 (modify_function): Use ipa_sra_modify_function_body to modify function
644 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
647 * alias.c (true_dependence): Handle the same VALUE in x and mem.
648 (canon_true_dependence): Likewise.
649 (write_dependence_p): Likewise.
651 2010-05-04 Jan Hubicka <jh@suse.cz>
653 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
654 * cgraphbuild.c: Include ipa-utils.h
655 (record_reference_ctx): New struct.
656 (record_reference): Simplify to work on initializers; not statements.
657 (mark_address, mark_load, mark_store): New.
658 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
660 (record_references_in_initializer): Update use of record_reference.
661 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
664 2010-05-04 Jan Hubicka <jh@suse.cz>
666 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
667 node will be removed anyway.
668 (lto_varpool_replace_node): Allow also unanalyzed nodes;
669 relink aliases of node into prevailing node.
670 * varpool.c (varpool_remove_node): Remove aliases properly;
671 when removing node, remove all its aliases too; remove DECL_INITIAL
672 of removed node; ggc_free the varpool node.
674 2010-05-04 Richard Guenther <rguenther@suse.de>
676 PR tree-optimization/43879
677 * tree-ssa-structalias.c (alias_get_name): Use
678 DECL_ASSEMBLER_NAME if available.
679 (create_function_info_for): Return the varinfo node.
680 (ipa_pta_execute): Associate same-body aliases and extra names
681 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
683 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
685 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove
688 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
691 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
692 only if HONOR_REG_ALLOC_ORDER is not defined.
694 2010-05-04 Richard Guenther <rguenther@suse.de>
696 PR tree-optimization/43949
697 * tree-vrp.c (extract_range_from_binary_expr): Only handle
700 2010-04-26 Jason Merrill <jason@redhat.com>
702 * c.opt (-fstrict-enums): New.
703 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
705 2010-05-03 David Ung <davidu@mips.com>
706 James E. Wilson <wilson@codesourcery.com>
708 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
709 emit the trap instruction before the divide for TUNE_74K.
711 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
713 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
714 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
715 based on the above, for new target hook.
717 * hooks.c (hook_bool_mode_true): New generic hook.
718 * hooks.h (hook_bool_mode_true): Add prototype.
720 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
722 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
723 target hook, set to hook_bool_mode_false.
724 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
725 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
726 with targetm.small_register_classes_for_mode_p.
727 (find_reusable_reload): Likewise.
728 (combine_reloads): Likewise.
729 * reload1.c (reload_as_needed): Likewise.
730 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
731 * ifcvt.c (noce_process_if_block, check_cond_move_block,
732 dead_or_predicable): Likewise.
733 * regmove.c (optimize_reg_copy_1): Likewise.
734 * calls.c (prepare_call_address): Likewise.
735 (precompute_register_parameters): Likewise.
737 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
739 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
740 implementation of the hook that considers all register classes
741 small except for SH64.
742 (sh_override_options): Use the new hook.
743 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
746 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
748 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
749 implementation of the hook that considers all register classes
751 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
754 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
756 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
757 implementation of the hook that considers all register classes
759 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
762 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
764 * config/m32c/m32c.h: Likewise.
765 * config/pdp11/pdp11.h: Likewise.
766 * config/avr/avr.h: Likewise.
767 * config/xtensa/xtensa.h: Likewise.
768 * config/m68hc11/m68hc11.h: Likewise.
769 * config/mn10300/mn10300.h: Likewise.
770 * config/mcore/mcore.h: Likewise.
771 * config/h8300/h8300.h: Likewise.
772 * config/bfin/bfin.h: Likewise.
774 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
775 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
777 2010-05-03 Anatoly Sokolov <aesok@post.ru>
779 * double-int.h (tree_to_double_int): Remove macro.
780 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
781 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
782 (tree_to_double_int): New function.
783 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
785 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
787 2010-05-03 Richard Guenther <rguenther@suse.de>
789 PR tree-optimization/43971
790 * tree-ssa-structalias.c (get_constraint_for_1): Fix
791 constraints in the !flag_delete_null_pointer_checks case.
793 2010-05-03 Jakub Jelinek <jakub@redhat.com>
796 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
797 result mode matches original rtl mode.
799 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
802 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
804 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
806 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
807 when processing flag options.
809 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
811 * gcov-iov.c (main): Change format string placeholder
812 from %#08x to 0x%08x.
813 * genchecksum.c (dosum): Change format string placeholder
814 from %#02x to 0x%02x.
816 2010-05-02 Richard Guenther <rguenther@suse.de>
818 PR tree-optimization/43879
819 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
821 2010-05-02 Bruno Haible <bruno@clisp.org>
823 * doc/extend.texi (Function Attributes): Fix a typo.
825 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
828 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
829 placeholder from 0x%x to %#x.
830 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
831 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
832 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
833 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
834 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
835 * config/i386/i386.c (ix86_target_string): Ditto.
836 * config/i386/i386.c (output_pic_addr_const): Ditto.
837 (print_operand): Ditto.
839 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
841 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
842 placeholder from 0x%x to %#x.
843 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
844 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
845 (ASM_OUTPUT_DEBUG_DATA): Ditto.
846 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
847 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
848 * optc-gen.awk: Ditto.
849 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
850 (HOST_WIDE_INT_PRINT_HEX): Ditto.
851 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
852 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
854 2010-05-01 Anatoly Sokolov <aesok@post.ru>
856 * target.h (struct calls): Add function_value_regno_p field.
857 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
858 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
859 * targhooks.c (default_function_value_regno_p): New function.
860 * targhooks.h (default_function_value_regno_p): Declare function.
861 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
862 * builtins.c. (apply_result_size): (Ditto.).
863 * combine.c. (likely_spilled_retval_p): (Ditto.).
864 * mode-switching.c. Include 'target.h'.
865 (create_pre_exit): Use function_value_regno_p hook.
866 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
867 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
868 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
870 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
871 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
872 (ix86_function_value_regno_p): Declare as static, change argument
873 type to const unsigned int.
874 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
876 2010-05-01 Richard Guenther <rguenther@suse.de>
878 PR tree-optimization/43949
879 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
881 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
883 2010-05-01 Anatoly Sokolov <aesok@post.ru>
885 * rtl.h (CONST_DOUBLE_P): Define.
886 (rtx_to_double_int): Declare.
887 * emit-rtl.c (rtx_to_double_int): New function.
888 * dwarf2out.c (insert_double): New function.
889 (loc_descriptor, add_const_value_attribute): Clean up, use
890 rtx_to_double_int and insert_double functions.
892 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
894 * doc/extend.texi (Inline): Add missing return keyword to examples.
895 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
898 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
900 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
901 the variable part of the offset as well. Use highest_pow2_factor for
902 all alignment checks.
904 2010-04-30 Richard Guenther <rguenther@suse.de>
906 PR tree-optimization/43879
907 * tree-ssa-structalias.c (type_could_have_pointers): Functions
910 2010-04-30 Jan Hubicka <jh@suse.cz>
912 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
914 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
916 2010-04-30 Jan Hubicka <jh@suse.cz>
918 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
920 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
921 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
922 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
923 cgraph_node_set_needs_ltrans_p): Remove.
925 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
927 * sdbout.c: Include vec.h, do not include varray.h.
928 (deferred_global_decls, sdbout_global_decl,
929 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
930 * toplev.c: Do not include varray.h.
931 (dump_memory_report): Do not dump VARRAY statistics.
932 * gengtype.c (open_base_file): Ignore varray.h.
933 * Makefile.in: Update for abovementioned changes.
934 Remove all traces of varray.c and varray.h.
935 * varray.c: Remove file.
936 * varray.h: Remove file.
938 2010-04-30 Jan Hubicka <jh@suse.cz>
940 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
943 2010-04-30 Jan Hubicka <jh@suse.cz>
945 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
948 2010-04-30 Richard Guenther <rguenther@suse.de>
950 * tree-ssa-structalias.c (get_constraint_for_1): Generate
951 constraints for CONSTRUCTOR.
953 2010-04-30 Richard Guenther <rguenther@suse.de>
956 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
957 first after all lowering passes.
959 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
961 * toplev.c: Include varray.h for statistics dumping.
962 * tree.h: Do not declare varray_head_tag.
963 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
964 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
965 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
966 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
967 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
968 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
969 c-common.c, c-common.h, reg-stack.c, basic-block.h,
970 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
972 * Makefile.in: Update for abovementioned changes.
974 2010-04-30 Jakub Jelinek <jakub@redhat.com>
977 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
979 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
981 * config/picochip/picochip.c (picochip_legitimize_address): Define.
982 Use this function to do machine-specific conversion.
983 (picochip_legitimize_reload_address): Likewise.
984 (picochip_legitimate_address_p): Check valid base register only if
986 (picochip_check_conditional_copy): Check for modw only if opnd is
988 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
989 to call the function in c.
990 * config/picochip/picochip-protos.h
991 (picochip_legitimize_reload_address): Define.
992 * config/picochip/picochip.md (supported_compare1): Define.
994 2010-04-30 Jan Hubicka <jh@suse.cz>
996 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
997 (cgraph_global_info): Remove inlined.
998 (LTO_cgraph_tag_names): Remove.
999 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
1000 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
1001 simplify cgraph tags and document.
1002 (lto_output_node): Use only LTO_cgraph_unavail_node and
1003 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
1004 for_functions_valid, global info, process and output flags.
1005 (input_overwrite_node): Initialize estimated stack size and
1006 estimated growth. Do not read flags we no longer store.
1007 (input_node): Likewise do not read info no longer stored.
1008 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
1011 2010-04-30 Richard Guenther <rguenther@suse.de>
1013 PR tree-optimization/43879
1014 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1015 handle non-zero initializers.
1017 2010-04-30 Richard Guenther <rguenther@suse.de>
1019 * builtins.c (fold_builtin_1): Delete free (0).
1021 2010-04-29 Jan Hubicka <jh@suse.cz>
1023 * gengtype.c (open_base_files): Add lto-streamer.h
1024 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
1025 (pass_ipa_cp): GGC collect.
1026 * toplev. (compile_file): Do not output symbols.
1027 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
1028 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
1029 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
1030 * lto-section-in.c: Include ggc.h
1031 (lto_new_in_decl_state): Alloc in GGC.
1032 (lto_delete_in_decl_state): Likewise.
1033 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
1036 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1039 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
1040 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
1041 (HONOR_REG_ALLOC_ORDER): Describe new macro.
1042 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
1043 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
1044 account only if HONOR_REG_ALLOC_ORDER is not defined.
1045 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
1046 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
1048 2010-04-29 Jon Grant <04@jguk.org>
1050 * collect2.c (vflag): Change type from int to bool.
1052 (helpflag): New global bool.
1053 (main): Set vflag and debug with boolean, not integer truth values.
1054 Accept new "--help" option and output usage text if found.
1055 * collect2.h (vflag): Update prototype.
1058 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1061 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
1063 2010-04-29 Richard Guenther <rguenther@suse.de>
1066 * plugin.h (invoke_plugin_callbacks): Annotate arguments
1067 with ATTRIBUTE_UNUSED.
1069 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1072 * config/i386/i386.c (get_some_local_dynamic_name): Replace
1073 INSN_P with NONDEBUG_INSN_P.
1074 (distance_non_agu_define): Likewise.
1075 (distance_agu_use): Likewise.
1077 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1079 From Dominique d'Humieres <dominiq@lps.ens.fr>
1081 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
1084 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1086 * plugin.h (invoke_plugin_callbacks): New inline function.
1087 * plugin.c (flag_plugin_added): New global flag.
1088 (add_new_plugin): Initialize above flag.
1089 (invoke_plugin_callbacks): Rename to ...
1090 (invoke_plugin_callbacks_full): ... this.
1092 2010-04-28 Jan Hubicka <jh@suse.cz>
1094 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
1095 (lto_varpool_replace_node): New.
1096 (lto_symtab_resolve_symbols): Resolve varpool nodes.
1097 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
1098 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
1099 * cgraph.h (varpool_node_ptr): New type.
1100 (varpool_node_ptr): New vector.
1101 (varpool_node_set_def): New structure.
1102 (varpool_node_set): New type.
1103 (varpool_node_set): New vector.
1104 (varpool_node_set_element_def): New structure.
1105 (varpool_node_set_element, const_varpool_node_set_element): New types.
1106 (varpool_node_set_iterator): New type.
1107 (varpool_node): Add prev pointers, add used_from_other_partition,
1109 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
1110 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
1111 varpool_get_node, varpool_remove_node): Declare.
1112 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
1113 varpool_node_set_size): New inlines.
1114 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
1115 * tree-pass.h (varpool_node_set_def): Forward declare.
1116 (ipa_opt_pass_d): Summary writting takes vnode sets too.
1117 (ipa_write_optimization_summaries): Update prototype.
1118 * ipa-cp.c (ipcp_write_summary): Update.
1119 * ipa-reference.c (ipa_reference_write_summary): Update.
1120 * lto-cgraph.c (lto_output_varpool_node): New static function.
1121 (output_varpool): New function.
1122 (input_varpool_node): New static function.
1123 (input_varpool_1): New function.
1124 (input_cgraph): Input varpool.
1125 * ipa-pure-const.c (pure_const_write_summary): Update.
1126 * lto-streamer-out.c (lto_output): Update, output varpool too.
1127 (write_global_stream): Kill WPA hack.
1128 (produce_asm_for_decls): Update.
1129 (output_alias_pair_p): Handle variables.
1130 (output_unreferenced_globals): Output only needed partition of varpool.
1131 * ipa-inline.c (inline_write_summary): Update.
1132 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1134 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1135 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1136 varpool_node_set_new, varpool_node_set_add,
1137 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1138 debug_varpool_node_set): New functions.
1139 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1140 (execute_one_pass): Process new decls too.
1141 (ipa_write_summaries_2): Pass around vsets.
1142 (ipa_write_summaries_1): Likewise.
1143 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1145 (ipa_write_optimization_summaries_1): Pass around vsets.
1146 (ipa_write_optimization_summaries): Likewise.
1147 * varpool.c (varpool_get_node): New.
1148 (varpool_node): Update doubly linked lists.
1149 (varpool_remove_node): New.
1150 (dump_varpool_node): More dumping.
1151 (varpool_enqueue_needed_node): Update doubly linked lists.
1152 (decide_is_variable_needed): Kill ltrans hack.
1153 (varpool_finalize_decl): Kill lto hack.
1154 (varpool_assemble_decl): Skip decls in other partitions.
1155 (varpool_assemble_pending_decls): Update doubly linkes lists.
1156 (varpool_empty_needed_queue): Likewise.
1157 (varpool_extra_name_alias): Likewise.
1158 * lto-streamer.c (lto_get_section_name): Add vars section.
1159 * lto-streamer.h (lto_section_type): Update.
1160 (output_varpool, input_varpool): Declare.
1162 2010-04-28 Mike Stump <mikestump@comcast.net>
1164 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1166 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1168 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1169 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1170 (lto_input_ts_type_tree_pointers): Likewise.
1171 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1172 (lto_output_ts_type_tree_pointers): Likewise.
1174 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1176 Uniquization of constants at the Tree level
1177 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
1178 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
1180 (tree_output_constant_def): Declare.
1181 * gimplify.c (gimplify_init_constructor): When using block copy, first
1182 uniquize the constant constructor on the RHS.
1183 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
1184 DECL_IN_CONSTANT_POOL flag.
1185 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
1186 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
1188 (assemble_variable): Deal with symbols belonging to the tree constant
1190 (get_constant_section): Add ALIGN parameter and simplify.
1191 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
1192 (assemble_constant_contents): Use the expression of the VAR_DECL.
1193 (output_constant_def_contents): Use the alignment of the VAR_DECL.
1194 (tree_output_constant_def): New global function.
1195 (mark_constant): Use the expression of the VAR_DECL.
1196 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
1198 (output_object_block): Likewise and assemble the expression.
1200 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1202 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1203 hash_tree, eq_tree): New tree hash table.
1204 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1205 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1206 lto_orig_address_remove): Reimplement.
1208 2010-04-28 Xinliang David Li <davidxl@google.com>
1211 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
1212 (compute_uninit_opnds_pos): New function.
1213 (is_non_loop_exit_postdominating): New function.
1214 (compute_control_dep_chain): New function.
1215 (find_pdom): New function.
1216 (convert_control_dep_chain_into_preds): New function.
1217 (find_predicates): New function.
1218 (find_control_equiv_block): New function.
1219 (collect_phi_def_edges): New function.
1220 (find_def_preds): New function.
1221 (find_dom): New function.
1222 (dump_predicates): New function.
1223 (get_cmp_code): New function.
1224 (is_value_included_in): New function.
1225 (find_matching_predicate_in_rest_chains): New function.
1226 (use_pred_not_overlap_with_undef_path_pred): New function.
1227 (is_use_properly_guarded): New function.
1228 (normalize_cond_1): New function.
1229 (is_and_or_or): New function.
1230 (normalize_cond): New function.
1231 (is_gcond_subset_of): New function.
1232 (is_subset_of_any): New function.
1233 (is_or_set_subset_of): New function.
1234 (is_and_set_subset_of): New function.
1235 (is_norm_cond_subset_of): New function.
1236 (is_pred_expr_subset_of): New function.
1237 (is_pred_chain_subset_of): New function.
1238 (is_included_in): New function.
1239 (is_superset_of): New function.
1240 (find_uninit_use): New function.
1241 (warn_uninitialized_phi): New function.
1242 (compute_possibly_undefined_names): New function.
1243 (ssa_undefined_value_p): New function.
1244 (execute_late_warn_uninitialized): New function.
1245 * tree-ssa.c (ssa_undefined_value_p): Removed.
1246 (warn_uninit): Changed to extern.
1247 (warn_uninitialized_phi): Removed.
1248 (warn_uninitialized_vars): Changed to extern.
1249 (execute_late_warn_uninitialized): Removed
1250 * tree-flow.h: Add new prototypes.
1251 * timevar.def: Add new time variable.
1252 * Makefile.in: Add new build file.
1254 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
1256 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1259 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1262 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
1264 2010-04-28 Martin Jambor <mjambor@suse.cz>
1266 * cgraph.h (struct cgraph_node): New field indirect_calls.
1267 (struct cgraph_indirect_call_info): New type.
1268 (struct cgraph_edge): Removed field indirect_call. New fields
1269 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
1270 (cgraph_create_indirect_edge): Declare.
1271 (cgraph_make_edge_direct): Likewise.
1272 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
1273 * ipa-prop.h (struct ipa_param_call_note): Removed.
1274 (struct ipa_node_params): Removed field param_calls.
1275 (ipa_create_all_structures_for_iinln): Declare.
1276 * cgraph.c: Described indirect edges and uids in initial comment.
1277 (cgraph_add_edge_to_call_site_hash): New function.
1278 (cgraph_edge): Search also among the indirect edges, use
1279 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
1280 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
1281 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
1283 (initialize_inline_failed): Assign a reason to indirect edges.
1284 (cgraph_create_edge_1): New function.
1285 (cgraph_create_edge): Moved some functionality to
1286 cgraph_create_edge_1.
1287 (cgraph_create_indirect_edge): New function.
1288 (cgraph_edge_remove_callee): Add an assert checking for
1290 (cgraph_edge_remove_caller): Special-case indirect edges.
1291 (cgraph_remove_edge): Likewise.
1292 (cgraph_set_edge_callee): New function.
1293 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1294 (cgraph_make_edge_direct): New function.
1295 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1296 the declaration of the call statement matches.
1297 (cgraph_node_remove_callees): Special-case indirect edges.
1298 (cgraph_clone_edge): Likewise.
1299 (cgraph_clone_node): Clone also the indirect edges.
1300 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1301 indirect_call, dump count of indirect_calls edges.
1302 * ipa-prop.c (iinlining_processed_edges): New variable.
1303 (ipa_note_param_call): Create indirect edges instead of
1304 creating notes. New parameter node.
1305 (ipa_analyze_call_uses): New parameter node, pass it on to
1306 ipa_note_param_call.
1307 (ipa_analyze_stmt_uses): Likewise.
1308 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1309 (print_edge_addition_message): Work on edges rather than on notes.
1310 (update_call_notes_after_inlining): Likewise, renamed to
1311 update_indirect_edges_after_inlining.
1312 (ipa_create_all_structures_for_iinln): New function.
1313 (ipa_free_node_params_substructures): Do not free notes.
1314 (ipa_edge_duplication_hook): Propagate bits within
1315 iinlining_processed_edges bitmap.
1316 (ipa_node_duplication_hook): Do not duplicate notes.
1317 (free_all_ipa_structures_after_ipa_cp): Renamed to
1318 ipa_free_all_structures_after_ipa_cp.
1319 (free_all_ipa_structures_after_iinln): Renamed to
1320 ipa_free_all_structures_after_iinln.g
1321 (ipa_write_param_call_note): Removed.
1322 (ipa_read_param_call_note): Removed.
1323 (ipa_write_indirect_edge_info): New function.
1324 (ipa_read_indirect_edge_info): Likewise.
1325 (ipa_write_node_info): Do not stream notes, do stream information
1327 (ipa_read_node_info): Likewise.
1328 (lto_ipa_fixup_call_notes): Removed.
1329 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1330 * ipa-inline.c (pass_ipa_inline): Likewise.
1331 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1332 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1333 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1335 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1337 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1338 (output_cgraph): Stream also indirect edges.
1339 (lto_output_edge): Added capability to stream indirect edges.
1340 (input_edge): Likewise.
1341 (input_cgraph_1): Likewise.
1342 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1345 2010-04-28 Richard Guenther <rguenther@suse.de>
1347 PR tree-optimization/43879
1348 PR tree-optimization/43909
1349 * tree-ssa-structalias.c (struct variable_info): Add
1350 only_restrict_pointers flag.
1351 (new_var_info): Initialize it. Increment stats.total_vars here.
1352 (create_function_info_for): Do not increment stats.total_vars
1354 (get_function_part_constraint): Fix build with C++.
1355 (insert_into_field_list): Remove.
1356 (push_fields_onto_fieldstack): Properly merge fields.
1357 (create_variable_info_for): Split and simplify.
1358 (create_variable_info_for_1): New piece.
1359 (intra_create_variable_infos): Properly make restrict constraints
1362 2010-04-28 Richard Guenther <rguenther@suse.de>
1365 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
1367 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
1368 Jan Hubicka <hubicka@ucw.cz>
1370 * doc/invoke.texi (-Wsuggest-attribute=const,
1371 -Wsuggest-attribute=pure): Document.
1372 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
1373 (function_always_visible_to_compiler_p,
1374 suggest_attribute, warn_function_pure, warn_function_const):
1376 (check_call): Improve debug info.
1377 (analyze_function): Do not check availability.
1378 (add_new_function): Check availability.
1379 (propagate): Output warnings.
1380 (skip_function_for_local_pure_const): New function.
1381 (local_pure_const): Use it; output warnings.
1382 * common.opt (Wsuggest-attribute=const,
1383 Wsuggest-attribute=pure): New.
1385 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1387 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
1388 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
1389 or DW_CFA_def_cfa_offset{,_sf}.
1391 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1393 * tree.h: Fix truncated long macros.
1395 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
1397 * collect2.c (TARGET_64BIT): Redefine to target's default.
1398 * tlink.c: Likewise.
1399 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
1400 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
1401 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
1402 for underscoring __USER_LABEL_PREFIX__.
1403 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
1404 (SUB_LINK_ENTRY32): New.
1405 (SUB_LINK_ENTRY64): New.
1406 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
1407 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
1408 (SUB_LINK_ENTRY64): New.
1409 (SUB_LINK_ENTRY): New.
1410 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
1411 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
1412 x64 target is choosen.
1413 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
1414 * configure: Regenerated.
1415 * configure.ac (leading-mingw64-underscores): Option added.
1417 2010-04-27 Jan Hubicka <jh@suse.cz>
1419 * doc/invoke.texi (-fipa-profile): Document.
1420 * opts.c (decode_options): Enable ipa-profile at -O1.
1421 * timevar.def (TV_IPA_PROFILE): Define.
1422 * common.opt (fipa-profile): Add.
1423 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
1425 (cgraph_propagate_frequency): Handle only local ones.
1426 * tree-pass.h (pass_ipa_profile): Declare.
1427 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
1428 (pass_ipa_profile): Use TV_IPA_PROFILE.
1429 * ipa.c (ipa_profile): New function.
1430 (gate_ipa_profile): Likewise.
1431 (pass_ipa_profile): New global variable.
1432 * passes.c (pass_ipa_profile): New.
1434 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
1436 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
1438 2010-04-27 Martin Jambor <mjambor@suse.cz>
1441 * ipa.c (dissolve_same_comdat_group_list): New function.
1442 (function_and_variable_visibility): Call
1443 dissolve_same_comdat_group_list when comdat group contains external or
1445 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
1446 lists are circular and that they contain only DECL_ONE_ONLY nodes.
1448 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1450 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
1451 (const_hash_1) <VECTOR_CST>: New case.
1452 (compare_constant) <VECTOR_CST>: Likewise.
1453 <ADDR_EXPR>: Deal with LABEL_REFs.
1454 (copy_constant) <VECTOR_CST>: New case.
1456 2010-04-27 Jan Hubicka <jh@suse.cz>
1458 * cgraph.c (cgraph_propagate_frequency): New function.
1459 * cgraph.h (cgraph_propagate_frequency): Declare.
1460 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
1461 cgraph_propagate_frequency.
1463 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1465 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
1467 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
1470 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
1471 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
1472 here to determine which regs to push and how much stack to reserve.
1474 2010-04-27 Jie Zhang <jie@codesourcery.com>
1476 * doc/gimple.texi (gimple_statement_with_ops): Remove
1477 addresses_taken field.
1478 (gimple_statement_with_memory_ops): Likewise.
1480 2010-04-27 Jan Hubicka <jh@suse.cz>
1482 * tree-inline.c (eni_inlining_weights): Remove.
1483 (estimate_num_insns): Special case more builtins.
1485 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
1488 * c-typeck.c (build_binary_op): Move forward check for comparison
1489 pointer with null pointer constant and adjust the diagnostic message.
1491 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
1494 * configure.ac (gcc_cv_as_section_has_align): Set if installed
1495 binutils supports extended .section directive needed by LTO, or
1496 warn if older binutils found.
1497 (LTO_BINARY_READER): New AC_SUBST'd variable.
1498 (LTO_USE_LIBELF): Likewise.
1499 * gcc/config.gcc (lto_binary_reader): New target-specific configure
1501 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
1502 (LTO_USE_LIBELF): Likewise.
1503 * configure: Regenerate.
1505 * collect2.c (is_elf): Rename from this ...
1506 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
1507 object files in addition to ELF-formatted ones.
1508 (scan_prog_file): Caller updated. Also allow for LTO info marker
1509 symbol to be prefixed or not by an extra underscore.
1511 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
1512 * config/i386/winnt.c: Also #include lto-streamer.h
1513 (i386_pe_asm_named_section): Specify 1-byte section alignment for
1515 (i386_pe_asm_output_aligned_decl_common): Add comment.
1516 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
1518 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
1521 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
1522 Add missing earlyclobber for second alternative.
1524 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
1526 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
1527 bits for artificial defs at the top of the block.
1528 * fwprop.c (single_def_use_enter_block): Don't call it.
1530 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
1533 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
1534 instead of "$gcc_cv_objdump -T".
1535 Use "-undefined dynamic_lookup" on darwin.
1536 * gcc/configure: Regenerate.
1538 2010-04-26 Jakub Jelinek <jakub@redhat.com>
1541 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
1543 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1545 * c-parser.c (struct c_token): Move location field up.
1546 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
1547 (struct c_declspecs): Convert typespec_word, storage_class, and
1548 default_int_p into bitfields.
1549 (struct c_declarator): Move loc field up.
1551 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1553 * cfgloop.h (struct loop): Move can_be_parallel field up.
1554 * ipa-prop.h (struct ip_node_params): Move bitfields up.
1555 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
1557 (struct iv_cand): Convert pos field into a bitfield.
1558 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
1560 (struct _stmt_vec_info): Shuffle fields for better packing.
1562 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1564 * varasm.c (IN_NAMED_SECTION): Remove guard.
1565 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
1566 (IN_NAMED_SECTION_P): ...this.
1567 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
1568 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1570 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1572 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
1573 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
1574 of shadowing it. Fix comments.
1576 2010-04-26 Jan Hubicka <jh@suse.cz>
1578 * cgraph.c (cgraph_create_node): Set node frequency to normal.
1579 (cgraph_clone_node): Copy function frequency.
1580 * cgraph.h (node_frequency): New enum
1581 (struct cgraph_node): Add.
1582 * final.c (rest_of_clean_state): Update.
1583 * lto-cgraph.c (lto_output_node): Output node frequency.
1584 (input_overwrite_node): Input node frequency.
1585 * tre-ssa-loop-ivopts (computation_cost): Update.
1586 * lto-streamer-out.c (output_function): Do not output function
1588 * predict.c (maybe_hot_frequency_p): Update and handle functions
1590 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
1592 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
1593 (compute_function_frequency): Set noreturn functions to be executed
1595 (choose_function_section): Update.
1596 * lto-streamer-in.c (input_function): Do not input function frequency.
1597 * function.c (allocate_struct_function): Do not initialize function
1599 * function.h (function_frequency): Remove.
1600 (struct function): Remove function frequency.
1601 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
1602 (try_update): Update.
1603 * tree-inline.c (initialize_cfun): Do not update function frequency.
1604 * passes.c (pass_init_dump_file): Update.
1605 * i386.c (ix86_compute_frame_layout): Update.
1606 (ix86_pad_returns): Update.
1608 2010-04-26 Jie Zhang <jie@codesourcery.com>
1610 PR tree-optimization/43833
1611 * tree-vrp.c (range_int_cst_p): New.
1612 (range_int_cst_singleton_p): New.
1613 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
1614 when both operands are constants. Use range_int_cst_p in
1617 2010-04-26 Jan Hubicka <jh@suse.cz>
1619 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
1621 2010-04-26 Richard Guenther <rguenther@suse.de>
1624 * gimple.c (gimple_decl_printable_name): Deal gracefully
1625 with a NULL DECL_NAME.
1627 2010-04-26 Richard Guenther <rguenther@suse.de>
1630 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
1631 if emitting debug information and it is either a function
1632 or a namespace decl.
1634 2010-04-26 Ira Rosen <irar@il.ibm.com>
1636 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
1637 determine if the statement is vectorizable, and a macro to access it.
1638 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1639 Skip statements that can't be vectorized. If the analysis fails,
1640 mark the statement as unvectorizable if vectorizing basic block.
1641 (vect_compute_data_refs_alignment): Likewise.
1642 (vect_verify_datarefs_alignment): Skip statements marked as
1643 unvectorizable. Add print.
1644 (vect_analyze_group_access): Skip statements that can't be
1645 vectorized. If the analysis fails, mark the statement as
1646 unvectorizable if vectorizing basic block.
1647 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
1648 * tree-vect-stmts.c (vectorizable_store): Fix the number of
1649 generated stmts for SLP.
1650 (new_stmt_vec_info): Initialize the new field.
1651 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
1652 statements marked as unvectorizable.
1654 2010-04-25 Joseph Myers <joseph@codesourcery.com>
1656 * c-common.c (flag_isoc1x): New.
1657 (flag_isoc99): Update comment.
1658 * c-common.h (flag_isoc1x): New.
1659 (flag_isoc99): Update comment.
1660 * c-cppbuiltin.c (builtin_define_float_constants): Also define
1661 __<type>_DECIMAL_DIG__.
1662 * c-opts.c (set_std_c1x): New.
1663 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
1664 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
1665 * c.opt (-std=c1x, -std=gnu1x): New options.
1666 * doc/cpp.texi: Mention -std=c1x.
1667 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
1668 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
1669 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
1670 * doc/standards.texi: Mention C1X.
1671 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
1672 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
1673 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
1676 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
1678 * config/i386/gmon-sol2.c (_mcleanup): Change format string
1679 placeholder from 0x%x to %#x.
1680 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1681 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1682 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1683 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1684 * config/i386/i386.c (ix86_target_string): Ditto.
1685 (output_pic_addr_const): Ditto.
1686 (print_operand): Ditto.
1688 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
1690 * combine.c (find_split_point): Add third argument. Use it
1691 to find nested multiply-accumulate instructions. Adjust calls.
1692 (try_combine): Adjust call to find_split_point.
1694 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
1696 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
1698 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
1700 PR tree-optimization/41442
1701 * fold-const.c (merge_truthop_with_opposite_arm): New function.
1702 (fold_binary_loc): Call it.
1704 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1706 * toplev.c (general_init): Set default for fdiagnostics-show-option.
1707 * opts.c (common_handle_option): Allow disabling it.
1708 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
1710 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
1712 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
1713 between modes if both types are integral.
1715 2010-04-23 Richard Guenther <rguenther@suse.de>
1717 PR tree-optimization/43572
1718 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
1720 2010-04-23 Richard Guenther <rguenther@suse.de>
1723 * tree-inline.c (tree_can_inline_p): Also check compatibility
1726 2010-04-23 Martin Jambor <mjambor@suse.cz>
1728 PR tree-optimization/43846
1729 * tree-sra.c (struct access): New flag grp_assignment_read.
1730 (build_accesses_from_assign): Set grp_assignment_read.
1731 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
1732 (enum mark_read_status): New type.
1733 (analyze_access_subtree): Propagate grp_assignment_read, create
1734 accesses also if both direct_read and root->grp_assignment_read.
1736 2010-04-23 Martin Jambor <mjambor@suse.cz>
1739 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
1740 function does not have type attributes.
1742 2010-04-23 Richard Guenther <rguenther@suse.de>
1745 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
1748 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1750 * sese.h (create_if_region_on_edge): Remove.
1752 * sese.c (create_if_region_on_edge): Make static.
1754 * tree-inline.c: Do not include ggc.h.
1756 * expr.c: Do not include ggc.h.
1758 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
1761 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
1764 * config/sh/sh.c (find_barrier): Don't emit a constant pool
1765 in the middle of insns for casesi_worker_2.
1767 2010-04-22 David Edelsohn <edelsohn@gnu.org>
1769 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
1771 2010-04-22 Ira Rosen <irar@il.ibm.com>
1773 PR tree-optimization/43842
1774 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
1775 loop unrolling in update of exit phis. Fix comment.
1776 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
1777 least two reduction statements in the loop before starting SLP
1780 2010-04-22 Nick Clifton <nickc@redhat.com>
1782 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
1784 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
1786 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
1789 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1791 * tree-parloops.c (loop_parallel_p): New argument
1792 parloop_obstack. Pass it down.
1793 (parallelize_loops): New variable parloop_obstack. Initialize it,
1794 pass it down, free it.
1796 * tree-loop-linear.c (linear_transform_loops): Pass down
1799 * tree-data-ref.h (lambda_compute_access_matrices): New argument
1800 of type struct obstack *.
1802 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
1803 scratch_obstack. Initialize it, pass down, free it.
1805 * lambda.h (lambda_loop_new): Remove.
1806 (lambda_matrix_new, lambda_matrix_inverse)
1807 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
1808 argument of type struct obstack *.
1810 * lambda-trans.c (lambda_trans_matrix_new): New argument
1811 lambda_obstack. Pass it down, use obstack allocation for ret.
1812 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
1815 * lambda-mat.c (lambda_matrix_get_column)
1816 (lambda_matrix_project_to_null): Remove.
1817 (lambda_matrix_new): New argument lambda_obstack. Use obstack
1819 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
1822 * lambda-code.c (lambda_loop_new): New function.
1823 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
1824 (lambda_compute_auxillary_space, lambda_compute_target_space)
1825 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
1826 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
1827 (build_access_matrix): New argument lambda_obstack. Use obstack
1829 (lambda_compute_step_signs, lambda_compute_access_matrices): New
1830 argument lambda_obstack. Pass it down.
1832 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1834 * optabs.h (expand_widening_mult): Declare.
1836 2010-04-22 Richard Guenther <rguenther@suse.de>
1838 PR tree-optimization/43845
1839 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
1840 lookup the CALL_EXPR function and arguments.
1842 2010-04-22 Nick Clifton <nickc@redhat.com>
1844 * config/stormy16/stormy16.c
1845 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
1846 * config/stormy16/stormy16.h: Tidy up formatting.
1847 (DONT_USE_BUILTIN_SETJMP): Remove definition.
1848 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
1849 (ineqbranchsi): Delete pattern.
1850 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
1851 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
1852 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
1853 stormy16-lib2-ucmpsi2.c.
1855 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1857 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
1858 df_simulate_find_noclobber_defs as appropriate. Keep track of an
1859 extra set merge_set_noclobber, and use it to relax the final test
1861 * df.h (df_simulate_find_noclobber_defs): Declare.
1862 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
1864 (df_simulate_find_noclobber_defs): New function.
1866 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
1868 * config/i386/i386.md: Use {} around multi-line preparation statements.
1870 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1872 * c-tree.h (push_init_level, pop_init_level, set_init_index)
1873 (process_init_element): New argument of type struct obstack *.
1875 * c-typeck.c (push_init_level, pop_init_level, set_designator)
1876 (set_init_index, set_init_label, set_nonincremental_init)
1877 (set_nonincremental_init_from_string, find_init_member)
1878 (output_init_element, output_pending_init_elements)
1879 (process_init_element): New argument braced_init_obstack. Pass it
1881 (push_range_stack, add_pending_init): New argument
1882 braced_init_obstack. Use obstack allocation.
1884 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
1885 braced_init_obstack. Pass it down.
1886 (c_parser_braced_init): New variables ret, braced_init_obstack.
1887 Initialize obstack, pass it down and finally free it.
1889 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1892 * tree-pass.h (pass_optimize_widening_mul): Declare.
1893 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
1894 gate_optimize_widening_mul): New static functions.
1895 (pass_optimize_widening_mul): New.
1896 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
1897 <case MULT_EXPR>: Remove support for widening multiplies.
1898 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
1899 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
1900 simplify_gen_unary rather than directly building extensions.
1901 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
1903 * expmed.c (expand_widening_mult): New function.
1904 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
1906 2010-04-21 Jan Hubicka <jh@suse.cz>
1908 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
1909 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
1910 * lto-wpa-fixup.c: Remove.
1911 * Makefile.in (lto-wpa-fixup.o): Remove.
1912 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
1913 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
1914 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
1916 2010-04-21 Jan Hubicka <jh@suse.cz>
1918 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
1919 add write_optimization_summary, read_optimization_summary.
1920 (ipa_write_summaries_of_cgraph_node_set): Remove.
1921 (ipa_write_optimization_summaries): Declare.
1922 (ipa_read_optimization_summaries): Declare.
1923 * ipa-cp.c (pass_ipa_cp): Update.
1924 * ipa-reference.c (pass_ipa_reference): Update.
1925 * ipa-pure-const.c (pass_ipa_pure_const): Update.
1926 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
1928 * ipa-inline.c (pass_ipa_inline): Update.
1929 * ipa.c (pass_ipa_whole_program): Update.
1930 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
1931 * passes.c (ipa_write_summaries_1): Do not test wpa.
1932 (ipa_write_optimization_summaries_1): New.
1933 (ipa_write_optimization_summaries): New.
1934 (ipa_read_summaries): Do not test ltrans.
1935 (ipa_read_optimization_summaries_1): New.
1936 (ipa_read_optimization_summaries): New.
1938 2010-04-21 Jan Hubicka <jh@suse.cz>
1940 * lto-cgraph.c (lto_output_node): Do not output comdat groups
1942 (output_cgraph): Do not arrange comdat groups for boundary nodes.
1944 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1947 * dwarf2out.c (add_name_and_src_coords_attributes): Add
1948 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
1950 2010-04-21 Jan Hubicka <jh@suse.cz>
1952 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
1954 2010-04-21 Jan Hubicka <jh@suse.cz>
1956 * varpool.c (decide_is_variable_needed): Variable is always needed
1959 2010-04-21 Jan Hubicka <jh@suse.cz>
1961 * opts.c (decode_options): Enable pure-const pass for whopr.
1963 2010-04-21 Jan Hubicka <jh@suse.cz>
1965 * cgraph.c (dump_cgraph_node): Dump also assembler name.
1966 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
1968 (cgraph_decide_inlining): Do not expect callee to be removed in all
1971 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
1973 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
1975 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1977 * config/i386/i386.md (x86_shrd): Add athlon_decode and
1978 amdfam10_decode attributes.
1980 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1983 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
1984 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
1985 (lower_copyprivate_clauses): Use private var in outer
1986 context instead of original var. Make sure the types
1987 are correct for VLAs.
1989 2010-04-21 Richard Guenther <rguenther@suse.de>
1991 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
1992 to non-pointer objects.
1994 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1996 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
1997 last chain entry if it starts with the still current label.
1998 (add_location_or_const_value_attribute): Check that
1999 loc_list->first->next is NULL instead of comparing ->first with ->last.
2000 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
2001 to add_var_loc_to_decl.
2003 * dwarf2out.c (output_call_frame_info): For dw_cie_version
2004 >= 4 add also address size and segment size fields into CIE header.
2006 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
2007 long as address size is the same as sizeof (void *) and
2009 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
2010 address size or segment size is unexpected, return DW_EH_PE_omit.
2011 (classify_object_over_fdes): If get_cie_encoding returned
2012 DW_EH_PE_omit, return -1.
2013 (init_object): If classify_object_over_fdes returned -1,
2014 pretend there were no FDEs at all.
2016 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2018 * config/i386/i386.md (bswap<mode>2): Macroize expander from
2019 bswap{si,di}2 using SWI48 mode iterator.
2020 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
2021 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
2022 set modrm attribute of bswap insn to 0 and remove length attribute.
2023 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
2024 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
2025 set mode attribute to <MODE> and remove length attribute.
2027 2010-04-20 James E. Wilson <wilson@codesourcery.com>
2029 PR rtl-optimization/43520
2030 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
2031 zero available registers.
2033 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2035 * builtins.c (fold_builtin_cproj): Fold more cases.
2037 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2039 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
2040 (fold_builtin_1): Fold builtin cproj.
2041 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
2042 Use ATTR_CONST_NOTHROW_LIST.
2044 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
2046 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
2047 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
2048 ffsi2_no_cmove for !TARGET_CMOVE.
2049 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
2050 (ffssi2): Remove expander.
2051 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
2053 (ctz<mode>2): Ditto from ctz{si,di}2.
2054 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
2056 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
2059 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2061 * dwarf2out.c (AT_linkage_name): Define.
2062 (clone_as_declaration): Handle DW_AT_linkage_name.
2063 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
2064 of DW_AT_MIPS_linkage_name.
2065 (move_linkage_attr): Likewise.
2066 (dwarf2out_finish): Likewise.
2068 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
2071 * fold-const.c (fold_comparison): New folding rule.
2073 2010-04-20 Anatoly Sokolov <aesok@post.ru>
2075 * double-int.h (double_int_setbit): Declare.
2076 * double-int.c (double_int_setbit): New function.
2077 * rtl.h (immed_double_int_const): Declare.
2078 * emit-rtl.c (immed_double_int_const): New function.
2079 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2080 and immed_double_int_const functions.
2081 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2082 expand_copysign_bit): (Ditto.).
2083 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2084 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2085 * dojump.c (prefer_and_bit_test): (Ditto.).
2086 * expr.c (convert_modes, reduce_to_bit_field_precision,
2087 const_vector_from_tree): (Ditto.).
2088 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2090 2010-04-20 Jan Hubicka <jh@suse.cz>
2092 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2093 (dump_cgraph_node): Dump new flags.
2094 * cgraph.h (struct cgraph_node): Add flags
2095 reachable_from_other_partition and in_other_partition.
2096 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2097 other partition can not be removed.
2098 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2099 the other partition must be output; silence sanity checking on
2100 leaking functions bodies from other paritition.
2101 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2102 (lto_output_node): Output new flags; do not sanity check that inline
2103 clones are output; drop lto_forced_extern_inline_p code; do not mock
2104 visibility flags at partition boundaries.
2105 (add_node_to): New function.
2106 (output_cgraph): Use it to sort functions so masters appear before
2108 (input_overwrite_node): Input new flags.
2109 * passes.c (ipa_write_summaries): Do not call
2110 lto_new_extern_inline_states.
2111 * lto-section-out.c (forced_extern_inline,
2112 lto_new_extern_inline_states lto_delete_extern_inline_states,
2113 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2114 * lto-streamer.h (lto_new_extern_inline_states,
2115 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2116 lto_forced_extern_inline_p): Kill.
2118 2010-04-20 Richard Guenther <rguenther@suse.de>
2120 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2121 from vars that can have pointers.
2122 (process_constraint): Dump useless constraints.
2124 2010-04-20 Richard Guenther <rguenther@suse.de>
2126 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2127 (dump_sa_points_to_info): Remove asserts.
2128 (init_base_vars): nothing_id isn't an escape point nor does it
2131 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2133 * tree.h (TYPE_REF_IS_RVALUE): Define.
2134 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2135 should_move_die_to_comdat, prune_unused_types_walk): Handle
2136 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2137 (modified_type_die, gen_reference_type_die): Emit
2138 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2139 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2141 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2144 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2145 calls for -fpic -m31 if they have been sibcall optimized.
2147 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2149 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2150 ar.lc fixed and call-used.
2152 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2154 2010-04-19 Jan Hubicka <jh@suse.cz>
2156 * opts.c (decode_options): Disable whpr incompatible passes.
2157 * lto/lto.c (lto_1_to_1_map): Skip clones.
2158 (read_cgraph_and_symbols): Do not mark everything as needed.
2159 (do_whole_program_analysis): Do map only after optimizing;
2160 set proper cgraph_state; use passmanager.
2162 2010-04-19 DJ Delorie <dj@redhat.com>
2164 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2165 POINTER_PLUS_EXPR and fix them.
2167 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2169 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2170 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2171 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2172 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2173 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2174 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2175 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2176 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2177 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2178 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2179 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2181 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2183 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2184 (check_cond_move_block): Likewise.
2185 (cond_move_process_if_block): Likewise.
2186 (noce_find_if_block): Improve formatting.
2187 (find_if_header): Pass 0 to memset and tweak conditions.
2188 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2190 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2192 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2196 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2197 with non-local decl doesn't need chain.
2199 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2201 * ira-color.c (allocno_reload_assign): Avoid accumulating
2202 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2204 2010-04-19 Martin Jambor <mjambor@suse.cz>
2206 * gimple.h (create_tmp_reg): Declare.
2207 * gimplify.c (create_tmp_reg): New function.
2208 (gimplify_return_expr): Use create_tmp_reg.
2209 (gimplify_omp_atomic): Likewise.
2210 (gimple_regimplify_operands): Likewise.
2211 * tree-dfa.c (make_rename_temp): Likewise.
2212 * tree-predcom.c (predcom_tmp_var): Likewise.
2213 (reassociate_to_the_same_stmt): Likewise.
2214 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2215 (get_replaced_param_substitute): Likewise.
2216 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2217 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2218 * tree-ssa-pre.c (get_representative_for): Likewise.
2219 (create_expression_by_pieces): Likewise.
2220 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
2221 (create_tailcall_accumulator): Likewise.
2223 2010-04-19 Martin Jambor <mjambor@suse.cz>
2225 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
2227 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2229 2010-04-19 Richard Guenther <rguenther@suse.de>
2231 PR tree-optimization/43796
2232 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2233 from SCEV in the lattice.
2234 (vrp_visit_phi_node): Dump change.
2236 2010-04-19 Richard Guenther <rguenther@suse.de>
2238 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
2239 * configure: Re-generated.
2241 2010-04-19 Richard Guenther <rguenther@suse.de>
2243 PR tree-optimization/43783
2244 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
2245 constant ARRAY_REF operands two and three if possible.
2247 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
2250 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2252 2010-04-19 Jie Zhang <jie@codesourcery.com>
2255 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2257 2010-04-19 Ira Rosen <irar@il.ibm.com>
2259 PR tree-optimization/37027
2260 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
2261 and macro to access it.
2262 (vectorizable_reduction): Add argument.
2263 (vect_get_slp_defs): Likewise.
2264 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
2265 statements for possible use in SLP.
2266 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
2267 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
2268 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
2270 (vectorizable_reduction): Likewise.
2271 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2273 (vectorizable_type_demotion, vectorizable_type_promotion,
2274 vectorizable_store): Likewise.
2275 (vect_analyze_stmt): Update call to vectorizable_reduction.
2276 (vect_transform_stmt): Likewise.
2277 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2278 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2279 from different interleaving chains in same node.
2280 (vect_slp_rearrange_stmts): New function.
2281 (vect_supported_load_permutation_p): Allow load permutations for
2282 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2283 inside SLP nodes if necessary.
2284 (vect_analyze_slp_instance): Handle reductions.
2285 (vect_analyze_slp): Try to build SLP instances originating from groups
2287 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2288 (vect_get_constant_vectors): Create initial vectors for reductions
2289 according to reduction code. Add new argument.
2290 (vect_get_slp_defs): Add new argument, pass it to
2291 vect_get_constant_vectors.
2292 (vect_schedule_slp_instance): Remove SLP tree root statements.
2294 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2296 * tree.h (ENUM_IS_SCOPED): Define.
2297 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2298 for ENUM_IS_SCOPED enums.
2300 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2302 * fold-const.c (fold_comparison): Use ssizetype.
2303 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2304 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2305 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2306 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2308 * tree.h (initialize_sizetypes): Remove parameter.
2309 (build_common_tree_nodes): Remove second parameter.
2310 * stor-layout.c (initialize_sizetypes): Remove parameter.
2311 Always create an unsigned type.
2312 (set_sizetype): Assert that the passed type is unsigned and simplify.
2313 * tree.c (build_common_tree_nodes): Remove second parameter.
2314 Adjust call to initialize_sizetypes.
2315 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2316 build_common_tree_nodes.
2318 2010-04-18 Matthias Klose <doko@ubuntu.com>
2320 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2322 2010-04-18 Ira Rosen <irar@il.ibm.com>
2324 PR tree-optimization/43771
2325 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2326 load permutation doesn't have gaps.
2328 2010-04-18 Jan Hubicka <jh@suse.cz>
2330 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2331 (sse_prologue_save_insn expander): Use new pattern.
2332 (sse_prologue_save_insn1): New pattern and splitter.
2333 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2335 * i386.c (setup_incoming_varargs_64): Do not compute jump
2337 (ix86_gimplify_va_arg): Update alignment needed.
2338 (ix86_local_alignment): Do not align all local arrays to 128bit.
2340 2010-04-17 Jan Hubicka <jh@suse.cz>
2342 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2344 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2346 * arm.md (negdi2): Remove redundant code to force values into a
2349 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2351 * arm/bpabi.S: Add EABI alignment attributes to objects.
2352 * arm/bpabi-v6m.S: Likewise.
2353 * arm/crti.asm: Likewise.
2354 * arm/crtn.asm: Likewise.
2355 * arm/lib1funcs.asm: Likewise.
2356 * arm/libunwind.S: Likewise.
2358 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2360 * arm-protos.h (tune_params): New structure.
2361 * arm.c (current_tune): New variable.
2362 (arm_constant_limit): Delete.
2363 (struct processors): Add pointer to the tune parameters.
2364 (arm_slowmul_tune): New tuning option.
2365 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
2366 (all_cores): Adjust to pick up the tuning model.
2367 (arm_constant_limit): New function.
2368 (arm_override_options): Select the appropriate tuning model. Delete
2369 initialization of arm_const_limit.
2370 (arm_split_constant): Use the new constant-limit model.
2371 (arm_rtx_costs): Pick up the current tuning model.
2372 * arm.md (is_strongarm, is_xscale): Delete.
2373 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
2374 for Xscale variant architectures.
2375 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
2377 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2379 * config/arm/arm.c (arm_gen_constant): Remove unused variable
2381 (arm_rtx_costs_1): Remove unused variable extra_cost.
2382 (arm_unwind_emit_set): Use variable offset.
2383 (thumb1_output_casesi): Remove unused variable flags.
2385 2010-04-16 Jeff Law <law@redhat.com>
2387 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
2388 needing assignment rather than doing a two-phase assignment. Remove
2389 unused variable 'm'.
2391 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2394 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
2396 2010-04-16 Doug Kwan <dougkwan@google.com>
2398 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
2399 (next_operand_entry_id): New static variable.
2400 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
2401 (add_to_ops_vec): Assigned unique ID to operand entry.
2402 (struct oecount_s): New field ID.
2403 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
2404 (undistribute_ops_list): Assign unique IDs to oecounts.
2405 (init_reassoc): reset next_operand_entry_id.
2407 2010-04-16 Doug Kwan <dougkwan@google.com>
2409 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
2410 missing left parenthesis.
2412 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
2414 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
2415 *btdi_rex64 using SWI48 mode iterator.
2416 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
2417 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
2418 *jcc_btdi_mask_rex64.
2420 2010-04-16 Anatoly Sokolov <aesok@post.ru>
2422 * double-int.h (tree_to_double_int): Convert to macro.
2423 * double-int.c (tree_to_double_int): Remove.
2425 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2428 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
2429 with want_address 2 and in case a single element list might be
2430 possible, call it again with want_address 0.
2432 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2434 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
2435 case 'W' print operands for HI mode.
2436 * config/h8300/h8300.h (Y0, Y2) : New constraints.
2437 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
2438 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
2439 * config/h8300/predicate.md (bit_register_indirect_operand): New.
2441 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
2443 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
2444 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
2445 #xx:3 and #xx:4 mode.
2447 * config/h8300/h8300.md (inverted load with HImode dest): Add
2448 support for H8300SX.
2450 * config/h8300/predicate.md (bit_operand): Allow immediate values that
2451 satisfy 'U' constraint.
2453 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2455 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
2456 * configure: Regenerate.
2457 * config.in: Regenerate.
2458 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
2461 2010-04-16 Richard Guenther <rguenther@suse.de>
2463 * tree.h (struct tree_decl_minimal): Move pt_uid ...
2464 (struct tree_decl_common): ... here.
2465 (DECL_PT_UID): Adjust.
2466 (SET_DECL_PT_UID): Likewise.
2467 (DECL_PT_UID_SET_P): Likewise.
2469 2010-04-16 Richard Guenther <rguenther@suse.de>
2471 PR tree-optimization/43572
2472 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
2473 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
2474 * tree-flow.h (is_call_clobbered): Remove.
2475 * tree-flow-inline.h (is_call_clobbered): Likewise.
2476 * tree-dfa.c (dump_variable): Do not dump call clobber state.
2477 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
2478 (execute_return_slot_opt): Adjust.
2479 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
2480 check for call clobbered vars here.
2481 (find_tail_calls): Move tailcall verification to the
2484 2010-04-16 Diego Novillo <dnovillo@google.com>
2486 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
2488 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2491 * config/arm/arm.md (cbranchqi4): New pattern.
2492 * config/arm/predicates.md (const0_operand,
2493 cbranchqi4_comparison_operator): New predicates.
2495 2010-04-16 Richard Guenther <rguenther@suse.de>
2497 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
2498 (dump_gimple_stmt): Likewise.
2500 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2502 * recog.h (struct recog_data): New field is_operator.
2503 (struct insn_operand_data): New field is_operator.
2504 * recog.c (extract_insn): Set recog_data.is_operator.
2505 * genoutput.c (output_operand_data): Emit code to set the
2507 * reload.c (find_reloads): Use it rather than testing for an
2508 empty constraint string.
2511 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
2512 If the previous insn is a cbranchsi4_insn with the same arguments,
2513 omit the compare instruction.
2515 * config/arm/arm.md (addsi3_cbranch): If destination is a high
2516 register, inputs must be low registers and we need a low register
2517 scratch. Handle alternative 2 like alternative 3.
2519 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2521 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
2522 don't call get_addr on both. If one expression is a VALUE and
2523 the other a REG, check VALUE's locs if the REG isn't among them.
2525 2010-04-16 Christian Bruel <christian.bruel@st.com>
2527 * config/sh/sh.h (sh_frame_pointer_required): New function.
2528 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
2529 (flag_omit_frame_pointer) Set.
2530 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
2531 (rounded_frame_size): Adjust size with outgoing_args_size.
2532 (sh_set_return_address): Must return from stack pointer.
2533 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
2534 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2535 (ACCUMULATE_OUTGOING_ARGS): Define.
2536 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
2537 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
2539 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2542 * config/sh/sh.c (sh_legitimize_reload_address): Use
2543 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
2544 Remove a unneeded check for offset_base.
2546 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
2548 * configure: Regenerated.
2550 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2552 * config/s390/s390.c (s390_call_save_register_used): Switch back
2553 to HARD_REGNO_NREGS.
2555 2010-04-15 Richard Guenther <rguenther@suse.de>
2557 * alias.c (alias_set_subset_of): Handle alias-set zero
2560 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
2561 Julian Brown <julian@codesourcery.com>
2563 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
2564 alternatives according to use of high and low regs.
2565 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
2566 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
2567 optimizing for size on Thumb-2.
2569 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
2571 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
2573 2010-04-15 Richard Guenther <rguenther@suse.de>
2575 * tree-ssa-structalias.c (struct variable_info): Add
2577 (new_var_info): Initialize it.
2578 (dump_constraints): Support printing last added constraints.
2579 (debug_constraints): Adjust.
2580 (dump_constraint_graph): Likewise.
2581 (make_heapvar_for): Check for NULL cfun.
2582 (get_function_part_constraint): New function.
2583 (get_fi_for_callee): Likewise.
2584 (find_func_aliases): Properly implement IPA PTA constraints.
2585 (process_ipa_clobber): New function.
2586 (find_func_clobbers): Likewise.
2587 (insert_into_field_list_sorted): Remove.
2588 (create_function_info_for): Properly allocate vars for IPA mode.
2589 Do not use insert_into_field_list_sorted.
2590 (create_variable_info_for): Properly generate constraints for
2591 global vars in IPA mode.
2592 (dump_solution_for_var): Always dump the solution.
2593 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
2594 (find_what_var_points_to): Adjust.
2595 (pt_solution_set): Change.
2596 (pt_solution_ior_into): New function.
2597 (pt_solution_empty_p): Export.
2598 (pt_solution_includes_global): Adjust.
2599 (pt_solution_includes_1): Likewise.
2600 (pt_solutions_intersect_1): Likewise.
2601 (dump_sa_points_to_info): Check some invariants.
2602 (solve_constraints): Move constraint dumping ...
2603 (compute_points_to_sets): ... here.
2604 (ipa_pta_execute): ... and here.
2605 (compute_may_aliases): Do not re-compute points-to info
2606 locally if IPA info is available.
2607 (ipa_escaped_pt): New global var.
2608 (ipa_pta_execute): Properly implement IPA PTA.
2609 * tree-into-ssa.c (dump_decl_set): Support dumping
2610 decls not in referenced-vars.
2611 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
2612 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
2613 (dump_points_to_solution): Likewise.
2614 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
2615 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
2616 (remap_gimple_stmt): Reset call clobber/use information if necessary.
2617 (copy_decl_to_var): Copy DECL_PT_UID.
2618 (copy_result_decl_to_var): Likewise.
2619 * tree.c (make_node_stat): Initialize DECL_PT_UID.
2620 (copy_node_stat): Copy it.
2621 * tree.h (DECL_PT_UID): New macro.
2622 (SET_DECL_PT_UID): Likewise.
2623 (DECL_PT_UID_SET_P): Likewise.
2624 (struct tree_decl_minimal): Add pt_uid member.
2625 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
2626 (pt_solution_empty_p): Declare.
2627 (pt_solution_set): Adjust.
2628 (ipa_escaped_pt): Declare.
2629 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
2630 * gimple-pretty-print.c (pp_points_to_solution): New function.
2631 (dump_gimple_call): Dump call clobber/use information.
2632 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
2633 * tree-pass.h (TDF_ALIAS): New dump option.
2634 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
2635 * doc/invoke.texi (-fipa-pta): Update documentation.
2637 2010-04-15 Richard Guenther <rguenther@suse.de>
2639 * Makefile.in (OBJS-common): Add gimple-fold.o.
2640 (gimple-fold.o): New rule.
2641 * tree.h (maybe_fold_offset_to_reference,
2642 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
2644 * gimple.h: ... here.
2645 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
2646 may_propagate_address_into_dereference): Move prototypes ...
2647 * gimple.h: ... here.
2648 * tree-ssa-ccp.c (get_symbol_constant_value,
2649 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
2650 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
2651 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
2652 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
2653 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
2654 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
2655 gimplify_and_update_call_from_tree): Move ...
2656 * gimple-fold.c: ... here. New file.
2657 (ccp_fold_builtin): Rename to ...
2658 (gimple_fold_builtin): ... this.
2659 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
2661 2010-04-15 Richard Guenther <rguenther@suse.de>
2663 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
2664 fit_double_type, force_fit_type_double, add_double_with_sign,
2665 neg_double, mul_double_with_sign, lshift_double, rshift_double,
2666 lrotate_double, rrotate_double, div_and_round_double): Move ...
2667 * double-int.c: ... here.
2668 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
2669 add_double, neg_double, mul_double_with_sign, mul_double,
2670 lshift_double, rshift_double, lrotate_double, rrotate_double,
2671 div_and_round_double): Move prototypes ...
2672 * double-int.h: ... here.
2674 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
2677 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
2678 matching constraints to ensure inputs match the output.
2680 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2683 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
2684 in an input-only operand.
2686 2010-04-15 Anatoly Sokolov <aesok@post.ru>
2688 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
2689 (double_int_not, double_int_lshift, double_int_rshift): Declare.
2690 (double_int_negative_p): Convert to static inline function.
2691 * double-int.c (double_int_lshift, double_int_lshift): New functions.
2692 (double_int_negative_p): Remove.
2693 * tree.h (lshift_double, rshift_double):
2694 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
2695 * fold-const.c (fold_convert_const_int_from_real,
2696 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
2697 (lshift_double): Change type of arith argument to bool.
2698 (rshift_double): Change type of arith argument to bool. Correct
2700 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2702 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
2705 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
2706 at the start and end of the then/else blocks, and omit them from the
2708 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
2709 argument; all callers changed. Pass zero to old_insns_match_p instead.
2710 (flow_find_head_matching_sequence): New function.
2711 (old_insns_match_p): Check REG_EH_REGION notes for calls.
2712 * basic-block.h (flow_find_cross_jump,
2713 flow_find_head_matching_sequence): Declare functions.
2715 2010-04-14 Jason Merrill <jason@redhat.com>
2718 * c-common.c (attribute_takes_identifier_p): New fn.
2719 * c-common.h: Declare it.
2721 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2723 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
2725 (*udivmod<mode>4): Ditto.
2727 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2729 * config/i386/i386.md (maxmin_int): Rename code attribute from
2730 maxminiprefix and update all users.
2731 (maxmin_float): Ditto from maxminfprefix.
2732 (logic): Ditto from logicprefix.
2733 (absneg_mnemonic): Ditto from absnegprefix.
2734 * config/i386/mmx.md: Update all users of maxminiprefix,
2735 maxminfprefix and logicprefix for rename.
2736 * config/i386/sse.md: Ditto.
2737 * config/i386/sync.md (sync_<code><mode>): Update for
2740 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
2743 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
2744 warnings converted to errors.
2746 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2748 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
2749 used insn_type variable.
2750 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
2751 to avoid set-but-not-used warning.
2753 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2755 * df-core.c (df_ref_debug): Change format string placeholder
2757 * dwarf2asm.c (dw2_asm_output_data_raw,
2758 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
2759 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
2760 * dwarf2out.c (output_cfi, output_cfi_directive,
2761 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
2762 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
2764 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
2765 * print-rtl.c (print_rtx): Ditto.
2767 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2770 * builtins.c (expand_builtin_pow_root): New function to expand pow
2771 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
2772 series of sqrt and cbrt calls under -ffast-math.
2773 (expand_builtin_pow): Call it.
2775 2010-04-14 Michael Matz <matz@suse.de>
2777 PR tree-optimization/42963
2778 * tree-cfg.c (touched_switch_bbs): New static variable.
2779 (group_case_labels_stmt): New function broken out from ...
2780 (group_case_labels): ... here, use the above.
2781 (start_recording_case_labels): Allocate touched_switch_bbs.
2782 (end_recording_case_labels): Deallocate it, call
2783 group_case_labels_stmt.
2784 (gimple_redirect_edge_and_branch): Remember index of affected BB.
2786 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2788 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
2791 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2793 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
2795 2010-04-13 Jan Hubicka <jh@suse.cz>
2797 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
2798 of optimized out static functions.
2799 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
2800 cost computation. Also sanity check for overflows.
2801 (update_caller_keys): Update cgraph_edge_badness call; properly
2802 update fibheap and sanity check that it is up to date.
2803 (add_new_edges_to_heap): Update cgraph_edge_badness.
2804 (cgraph_decide_inlining_of_small_function): Likewise;
2805 add sanity checking that badness in heap is up to date;
2806 improve dumping of reason; Update badness of calls to the
2807 offline copy of function currently inlined; dump badness
2808 of functions not inlined because of unit growth limits.
2810 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2813 * c-common.c (pointer_int_sum): Disregard overflow that occured only
2814 because of sign-extension change when converting to sizetype here...
2815 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
2817 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
2818 the folding to constants. Remove redundant final conversion.
2819 (fold_binary) <associate>: Do not associate if the re-association of
2820 constants alone overflows.
2821 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
2822 to the end of the list.
2823 (multiple_of_p) <COND_EXPR>: New case.
2825 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
2827 * opt-functions.awk (opt_sanitized_name): New.
2829 * optc-gen.awk: Use it
2830 * opth-gen.awk: Use it.
2832 2010-04-13 Martin Jambor <mjambor@suse.cz>
2834 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
2835 (sra_modify_assign): Delete stmts loading dead data even if racc has no
2836 children. Call replace_uses_with_default_def_ssa_name to handle
2839 2010-04-13 Michael Matz <matz@suse.de>
2842 * builtins.c (expand_builtin_interclass_mathfn): Also create
2843 a register if the predicate doesn't match.
2845 2010-04-13 Diego Novillo <dnovillo@google.com>
2847 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
2848 * c-pch.c: Include timevar.h.
2849 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
2850 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
2851 * ggc-common.c: Include timevar.h.
2852 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
2853 * timevar.def (TV_PCH_SAVE): Define.
2854 (TV_PCH_CPP_SAVE): Define.
2855 (TV_PCH_PTR_REALLOC): Define.
2856 (TV_PCH_PTR_SORT): Define.
2857 (TV_PCH_RESTORE): Define.
2858 (TV_PCH_CPP_RESTORE): Define.
2860 2010-04-13 Michael Matz <matz@suse.de>
2862 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
2864 (can_reassociate_p): New function.
2865 (break_up_subtract_bb, reassociate_bb): Use it.
2867 2010-04-13 Richard Guenther <rguenther@suse.de>
2870 * builtins.c (c_readstr): Fix assert.
2872 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
2874 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
2875 when generating cltd insn.
2877 (*ashl<mode>3_1): Remove special handling for register operand 2.
2878 (*ashlsi3_1_zext): Ditto.
2879 (*ashlhi3_1): Ditto.
2880 (*ashlhi3_1_lea): Ditto.
2881 (*ashlqi3_1): Ditto.
2882 (*ashlqi3_1_lea): Ditto.
2883 (*<shiftrt_insn><mode>3_1): Ditto.
2884 (*<shiftrt_insn>si3_1_zext): Ditto.
2885 (*<shiftrt_insn>qi3_1_slp): Ditto.
2886 (*<rotate_insn><mode>3_1): Ditto.
2887 (*<rotate_insn>si3_1_zext): Ditto.
2888 (*<rotate_insn>qi3_1_slp): Ditto.
2890 2010-04-13 Richard Guenther <rguenther@suse.de>
2892 * tree-ssa-structalias.c (callused_id): Remove.
2893 (call_stmt_vars): New.
2894 (get_call_vi): Likewise.
2895 (lookup_call_use_vi): Likewise.
2896 (lookup_call_clobber_vi): Likewise.
2897 (get_call_use_vi): Likewise.
2898 (get_call_clobber_vi): Likewise.
2899 (make_transitive_closure_constraints): Likewise.
2900 (handle_const_call): Adjust to do per-call call-used handling.
2901 (handle_pure_call): Likewise.
2902 (find_what_var_points_to): Remove general callused handling.
2903 (init_base_vars): Likewise.
2904 (init_alias_vars): Initialize call_stmt_vars.
2905 (compute_points_to_sets): Process call-used and call-clobbered
2906 vars for call statements.
2907 (delete_points_to_sets): Free call_stmt_vars.
2909 2010-04-13 Richard Guenther <rguenther@suse.de>
2911 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2912 Only add RW dependence for dependence distance zero.
2913 Adjust maximal vectorization factor according to dependences.
2914 Move alignment handling ...
2915 (vect_find_same_alignment_drs): ... here. New function.
2916 (vect_analyze_data_ref_dependences): Adjust.
2917 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
2918 (vect_analyze_data_refs): Adjust minimal vectorization factor
2919 according to data references.
2920 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
2921 dependences before determining the vectorization factor.
2922 Analyze alignment after determining the vectorization factor.
2923 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
2924 dependences before alignment.
2925 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
2927 (vect_analyze_data_refs): Likewise.
2928 (MAX_VECTORIZATION_FACTOR): New define.
2930 2010-04-13 Duncan Sands <baldrick@free.fr>
2932 * except.h (lang_eh_type_covers): Remove.
2933 * except.c (lang_eh_type_covers): Likewise.
2935 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2936 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2938 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
2939 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
2940 UNITS_PER_LONG where it is ABI relevant.
2941 (s390_return_addr_rtx): Likewise.
2942 (s390_back_chain_rtx): Likewise.
2943 (s390_frame_area): Likewise.
2944 (s390_frame_info): Likewise.
2945 (s390_initial_elimination_offset): Likewise.
2946 (save_gprs): Likewise.
2947 (s390_emit_prologue): Likewise.
2948 (s390_emit_epilogue): Likewise.
2949 (s390_function_arg_advance): Likewise.
2950 (s390_function_arg): Likewise.
2951 (s390_va_start): Likewise.
2952 (s390_gimplify_va_arg): Likewise.
2953 (s390_function_profiler): Likewise.
2954 (s390_optimize_prologue): Likewise.
2955 (s390_rtx_costs): Likewise.
2956 (s390_secondary_reload): Likewise.
2957 (s390_promote_function_mode): Likewise.
2958 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
2959 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
2960 registers available.
2961 (s390_unwind_word_mode): New function.
2962 (s390_function_value): Split 64 bit values into register pair if
2963 used as return value.
2964 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
2965 function call parameters. Handle parallels.
2966 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
2967 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
2968 (DWARF_CIE_DATA_ALIGNMENT): New macro.
2969 (s390_expand_setmem): Remove unused variable src_addr.
2970 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
2971 deal with 64 bit registers.
2972 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
2973 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
2974 (UNITS_PER_LONG): New macro.
2975 * libjava/include/s390-signal.h: Define extended ucontext
2976 structure containing the upper halfs of the 64 bit registers.
2978 2010-04-13 Simon Baldwin <simonb@google.com>
2980 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
2982 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2984 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
2985 rvalue on the RHS if the LHS is of a non-renamable type.
2986 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
2988 2010-04-13 Matthias Klose <doko@ubuntu.com>
2990 * gcc.c (cc1_options): Handle -iplugindir before processing
2991 the cc1 spec. Only add -iplugindir once.
2992 (cpp_unique_options): Add -iplugindir option if -fplugin* options
2994 * common.opt (iplugindir): Remove `Separate' property, initialize.
2995 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
2997 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
2998 (distclean): Remove plugin dir.
2999 * doc/invoke.texi: Document -iplugindir.
3001 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
3003 * doc/plugins.texi (Loading Plugins): Document short
3004 -fplugin=foo option.
3005 (Plugin API): Mention default_plugin_dir_name function.
3007 * gcc.c (find_file_spec_function): Add new declaration.
3008 (static_spec_func): Use it for "find-file".
3009 (find_file_spec_function): Add new function.
3010 (cc1_options): Add -iplugindir option if -fplugin* options found.
3012 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
3014 * plugin.c (add_new_plugin): Updated comment, and handle short
3016 (default_plugin_dir_name): Added new function.
3018 * common.opt (iplugindir): New option to set the plugin directory.
3020 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
3022 * config/i386/i386.md (any_rotate): New code iterator.
3023 (rotate_insn): New code attribute.
3025 (SWIM124): New mode iterator.
3026 (<rotate_insn>ti3): New expander.
3027 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
3028 any_rotate code iterator.
3029 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
3030 using any_rotate code iterator and SWIM124 mode iterator.
3031 (ix86_rotlti3): New insn_and_split pattern.
3032 (ix86_rotrti3): Ditto.
3033 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
3034 ix86_rotl{di,ti}3 patterns.
3035 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
3036 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
3037 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
3038 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
3039 code iterator and SWI mode iterator.
3040 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
3041 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
3043 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
3044 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
3045 (bswap rotatert splitter): Add splitter.
3046 (bswap splitter): Macroize splitter using any_rotate code iterator.
3047 Add insn predicate to split only for TARGET_USE_XCHGB or when
3048 optimizing function for size.
3050 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3052 * config/pa/pa.c (emit_move_sequence): Remove use of
3053 deleted variable flag_argument_noalias.
3055 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3057 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
3059 Add to unsupported targets list.
3060 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
3061 sparc*-sun-solaris2.[567]* from target lists.
3062 * configure: Regenerate.
3063 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
3065 Remove Solaris 7 patch references.
3066 (Specific, sparc-sun-solaris2.7): Removed.
3067 (sparc-sun-solaris2*): Update Solaris 7 example.
3068 (sparc64-*-solaris2*): Likewise.
3070 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3072 * config.build (alpha*-dec-osf4*): Remove.
3073 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
3074 of obsolete configurations.
3075 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
3077 * config/alpha/t-osf4: Renamed to ...
3078 * config/alpha/t-osf5: ... this.
3079 * config/alpha/osf.h: Renamed to ...
3080 * config/alpha/osf5.h: ... this.
3081 Merged old osf5.h contents.
3083 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
3084 (EXTRA_SPECS): Removed.
3085 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
3086 reflect removal of Tru64 UNIX V4.0/V5.0 support.
3089 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3091 * doc/contrib.texi (Contributors, Rainer Orth): Update.
3093 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
3096 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
3097 __thiscall convention.
3099 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3101 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
3103 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
3105 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3107 * function.c (assign_parms_initialize_all): Add unused attribute
3110 2010-04-12 Richard Guenther <rguenther@suse.de>
3112 * gsstruct.def (GSS_CALL): New.
3113 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
3114 * gimple.h: Include tree-ssa-alias.h.
3115 (struct gimple_statement_call): New.
3116 (union gimple_statement_struct_d): Add gimple_call member.
3117 (gimple_call_reset_alias_info): Declare.
3118 (gimple_call_use_set): New function.
3119 (gimple_call_clobber_set): Likewise.
3120 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
3121 * gimple.c (gimple_call_reset_alias_info): New function.
3122 (gimple_build_call_1): Call it.
3123 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3124 * tree-inline.c (remap_gimple_stmt): Likewise.
3125 (expand_call_inline): Remove callused handling.
3126 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
3127 * tree-dfa.c (dump_variable): Likewise.
3128 * tree-parloops.c (parallelize_loops): Likewise.
3129 * tree-ssa.c (init_tree_ssa): Likewise.
3130 (delete_tree_ssa): Likewise.
3131 * tree-flow-inline.h (is_call_used): Remove.
3132 * tree-flow.h (struct gimple_df): Remove callused member.
3133 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
3134 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
3135 (ref_maybe_used_by_call_p_1): Simplify.
3136 (call_may_clobber_ref_p_1): Likewise.
3137 * tree-ssa-structalias.c (compute_points_to_sets): Set
3138 the call stmt used and clobbered sets.
3139 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
3140 (find_tail_calls): Verify the tail call.
3142 2010-04-12 Richard Guenther <rguenther@suse.de>
3144 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
3145 single-iteration always-inline inlining.
3146 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
3147 (cgraph_decide_inlining): Do not handle always-inline specially.
3148 (try_inline): Remove always-inline cycle detection special case.
3149 Do not recurse on always-inlines.
3150 (cgraph_early_inlining): Do not iterate if not optimizing.
3151 (cgraph_gate_early_inlining): remove.
3152 (pass_early_inline): Run unconditionally.
3153 (gate_cgraph_decide_inlining): New function.
3154 (pass_ipa_inline): Use it. Do not run the IPA inliner if
3155 not inlining or optimizing.
3156 (cgraph_decide_inlining_of_small_functions): Also consider
3157 always-inline functions.
3158 (cgraph_default_inline_p): Return true for nodes which should
3159 disregard inline limits.
3160 (estimate_function_body_sizes): Assume zero size and time for
3161 nodes which are marked as disregarding inline limits.
3162 (cgraph_decide_recursive_inlining): Do not perform recursive
3163 inlining on always-inline nodes.
3165 2010-04-12 Jakub Jelinek <jakub@redhat.com>
3168 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
3169 for exprs satisfying handled_component_p.
3171 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
3173 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
3174 non-constant aggregate elements.
3176 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
3177 is a real initialization.
3179 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
3182 * c-decl.c (start_function): Move forward check for nested function.
3184 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3186 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
3187 * config/sh/sh.c: Include reload.h.
3188 (sh_legitimize_reload_address): New.
3189 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
3190 sh_legitimize_reload_address.
3192 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3194 * config/sh/sh.md (*movqi_pop): New insn pattern.
3195 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
3197 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3199 * config/i386/i386.md (any_shiftrt): New code iterator.
3200 (shiftrt_insn): New code attribute.
3202 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
3203 using any_shiftrt code iterator.
3204 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
3205 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
3206 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
3207 pattern from corresponding peephole2 patterns.
3208 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
3209 using any_shiftrt code iterator.
3210 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
3211 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
3212 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
3213 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
3214 *{ashr,lshr}<mode>3_cmp_zext.
3215 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
3217 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3219 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
3221 (*lshr<mode>3_cconly): Ditto.
3223 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3225 * config/i386/i386.md (lshr<mode>3): Macroize expander from
3226 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3227 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3228 pattern from *lshr{di,ti}3_1 and corresponding splitters using
3230 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3231 from corresponding peephole2 patterns.
3232 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
3233 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
3234 and *lshrdi3_1_rex64 using SWI mode iterator.
3235 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
3236 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
3237 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
3238 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
3239 and *lshrdi3_cmp_rex64 using SWI mode iterator.
3240 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
3241 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
3242 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
3243 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
3246 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
3248 * config/i386/i386.md (ashr<mode>3): Macroize expander from
3249 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3250 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3251 pattern from *ashr{di,ti}3_1 and corresponding splitters using
3253 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3254 from corresponding peephole2 patterns.
3255 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
3256 (ashrsi3_cvt): Rename from ashrsi3_31.
3257 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
3258 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
3259 and x86_64_shift_adj_3 using SWI48 mode iterator.
3260 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
3261 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
3262 and *ashrdi3_1_rex64 using SWI mode iterator.
3263 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
3264 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
3265 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
3266 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
3267 and *ashrdi3_cmp_rex64 using SWI mode iterator.
3268 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
3269 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
3270 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
3271 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
3273 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
3274 * config/i386/i386.c (ix86_split_ashr): Update for renamed
3275 x86_shift<mode>_adj_3 expanders.
3277 2010-04-10 Wei Guozhi <carrot@google.com>
3280 * config/arm/arm.c (arm_pic_static_addr): New function.
3281 (legitimize_pic_address): Call arm_pic_static_addr when it detects
3283 (arm_output_addr_const_extra): Output expression for new pattern.
3284 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
3286 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
3288 * ira-costs.c (record_reg_classes): Ignore alternatives that are
3291 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
3292 * web.c: Include "insn-config.h" and "recog.h".
3293 (union_match_dups): New function.
3294 (web_main): Call it.
3295 (union_defs): Don't try to recognize match_dups.
3297 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
3298 if doing so would replace the entire pattern.
3300 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3304 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
3305 and splitter pattern. Change splitter operand 1 predicate to
3308 2010-04-09 Martin Jambor <mjambor@suse.cz>
3310 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
3311 lattices are addresses of CONST_DECLs with the same initial value.
3312 (ipcp_print_all_lattices): Print values of CONST_DECLs.
3313 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3315 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
3316 Bernd Schmidt <bernds@codesourcery.com>
3318 * loop-invariant.c (replace_uses): New static function.
3319 (move_invariant_reg): Use it to ensure we can replace the uses.
3321 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
3323 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
3325 (picochip_override_options): Enable section anchors only above -O1.
3326 (picochip_reorg): Fixed a couple of build warnings.
3328 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3330 * configure.ac (plugin -rdynamic test): Log result.
3331 * configure: Regenerate.
3332 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
3333 (RDYNAMIC_SPEC): Define.
3334 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
3336 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3338 * configure.ac: Determine Sun ld version numbers.
3339 (comdat_group): Restrict GNU ld version checks to gld.
3340 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
3341 (enable_comdat): Support --enable-comdat.
3342 * configure: Regenerate.
3343 * doc/install.texi (Configuration): Document --enable-comdat.
3345 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3347 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
3348 * config/sol2-gld.h: ... here.
3349 * config.gcc (sparc*-*-solaris2*): Reflect this.
3350 (i[34567]86-*-solaris2*): Use it.
3352 2010-04-09 Steve Ellcey <sje@cup.hp.com>
3354 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
3356 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
3358 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3361 * diagnostic.c (diagnostic_initialize): Initialize
3362 some_warnings_are_errors.
3363 (diagnostic_finish): New.
3364 (diagnostic_action_after_output): Call it before exiting.
3365 (diagnostic_report_diagnostic): Do not print message here. Set
3366 some_warnings_are_errors.
3367 * diagnostic.h (diagnostic_context): Delete
3368 issue_warnings_are_errors_message. Add some_warnings_are_errors.
3369 (diagnostic_finish): Declare.
3370 * toplev.c (toplev_main): Call it before exit.
3372 2010-04-09 Jason Merrill <jason@redhat.com>
3375 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
3376 for incomplete type.
3379 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
3380 based on a warning flag.
3382 2010-04-09 Richard Guenther <rguenther@suse.de>
3384 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
3386 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
3389 * varasm.c (default_assemble_visibility): Wrap vars that are
3390 set, but unused, by targets without GAS.
3391 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
3392 Remove set, but unused, vars.
3393 (rs6000_legitimize_tls_address): Likewise.
3394 (altivec_expand_dst_builtin): Likewise.
3395 * config/darwin.c (machopic_classify_symbol): Likewise.
3396 (machopic_indirection_name): Likewise.
3398 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3400 * config/i386/i386.md (DWI): New mode iterator.
3401 (S): New mode attribute.
3402 (shift_operand): Ditto.
3403 (shift_immediate_operand): Ditto.
3404 (ashl_input_operand): Ditto.
3405 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
3406 using SDWIM mode iterator.
3407 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
3408 pattern from *ashl{di,ti}3_1 and corresponding splitters using
3410 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
3411 from corresponding peephole2 patterns.
3412 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
3413 and x86_64_shift_adj_1 using SWI48 mode iterator.
3414 (x86_shift<mode>_adj_2): Ditto.
3415 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
3416 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
3417 using SWI48 mode iterator.
3418 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
3419 *ashldi3_cmp_rex64 using SWI mode iterator.
3420 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
3421 *ashldi3_cconly_rex64 using SWI mode iterator.
3422 * config/i386/i386.c (ix86_split_ashl): Update for renamed
3423 x86_shift<mode>_adj_{1,2}.
3424 (ix86_split_ashr): Ditto.
3425 (ix86_split_lshr): Ditto.
3427 2010-04-09 Richard Guenther <rguenther@suse.de>
3429 * target.h (builtin_conversion): Pass in input and output types.
3430 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
3431 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
3432 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
3433 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
3435 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
3437 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
3439 2010-04-09 Richard Guenther <rguenther@suse.de>
3442 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
3444 2010-04-09 Richard Guenther <rguenther@suse.de>
3446 * tree-vectorizer.h (struct _stmt_vec_info): Document
3447 that vectype is the type of the LHS.
3448 (supportable_widening_operation, supportable_narrowing_operation):
3449 Get both input and output vector types as arguments.
3450 (vect_is_simple_use_1): Declare.
3451 (get_same_sized_vectype): Likewise.
3452 * tree-vect-loop.c (vect_determine_vectorization_factor):
3453 Set STMT_VINFO_VECTYPE to the vector type of the def.
3454 (vectorizable_reduction): Adjust.
3455 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
3456 Adjust. Specify the output vector type.
3457 (vect_pattern_recog_1): Adjust.
3458 * tree-vect-stmts.c (get_same_sized_vectype): New function.
3459 (vectorizable_call): Adjust.
3460 (vectorizable_conversion): Likewise.
3461 (vectorizable_operation): Likewise.
3462 (vectorizable_type_demotion): Likewise.
3463 (vectorizable_type_promotion): Likewise.
3464 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
3466 (vect_is_simple_use_1): New function.
3467 (supportable_widening_operation): Get both input and output
3469 (supportable_narrowing_operation): Likewise.
3470 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
3472 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
3474 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
3475 __thiscall and _thiscall as predefined macros.
3476 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
3477 thiscall attribute handling.
3478 (ix86_comp_type_attributes): Likewise.
3479 (ix86_function_regparm): Likewise.
3480 (ix86_return_pops_args): Likewise.
3481 (init_cumulative_args): Likewise.
3482 (find_drap_reg): Likewise.
3483 (ix86_static_chain): Likewise.
3484 (x86_this_parameter): Likewise.
3485 (x86_output_mi_thunk): Likewise.
3486 (ix86_attribute_table): Add description for thiscall attribute.
3487 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
3488 * doc/extend.texi: Add documentation for thiscall.
3490 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3493 * c.opt (Wint-to-pointer-cast): Available in C++.
3494 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
3496 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
3498 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
3499 * calls.c (expand_call): Pass the function type to aggregate_value_p.
3500 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
3501 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
3502 function type instead. Reorder and simplify checks.
3504 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
3506 2010-04-08 Jing Yu <jingyu@google.com>
3507 Zdenek Dvorak <ook@ucw.cz>
3509 PR tree-optimization/42720
3510 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
3511 loop unswitch conditions here from ...
3512 (tree_unswitch_single_loop): ... here.
3514 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3516 * tree-if-conv.c: Fix comments and simplify logic.
3518 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3520 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
3521 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
3522 (main_tree_if_conversion): Update call to tree_if_conversion.
3524 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3527 * doc/invoke.texi (-b,-V): Delete.
3528 * doc/tm.texi: Do not mention -b.
3529 * gcc.c (display_help): Delete -b and -V.
3530 (process_command): Delete -b and -V.
3531 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
3533 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
3534 Wolfgang Gellerich <gellerich@de.ibm.com>
3536 Implement target hook for loop unrolling
3537 * target.h (loop_unroll_adjust): Add a new target hook function.
3538 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
3539 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
3540 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
3541 (s390_loop_unroll_adjust): Implement the new target hook for s390.
3542 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
3544 (decide_unroll_stupid): Likewise.
3546 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3549 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
3551 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3553 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
3554 (Specific, *-*-solaris2*): Likewise.
3555 Don't prefer Sun as over GNU as.
3557 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
3559 * config/s390/s390.c (override_options): Adjust the z10
3560 defaults for max-unroll-times, max-completely-peeled-insns
3561 and max-completely-peel-times.
3563 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3565 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
3566 instructions for z10.
3567 (s390_expand_setmem): Likewise.
3568 (s390_expand_cmpmem): Likewise.
3570 2010-04-08 Richard Guenther <rguenther@suse.de>
3572 PR tree-optimization/43679
3573 * tree-ssa-pre.c (eliminate): Only propagate copies.
3575 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3578 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
3579 set but not used variable warning.
3581 2010-04-08 Wei Guozhi <carrot@google.com>
3584 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
3585 (arm_size_rtx_costs): Call the new function when optimized for size.
3587 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3590 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
3591 op0 is not a MEM, just return NULL instead of assertion
3593 (discover_nonconstant_array_refs): Don't walk debug stmts.
3595 2010-04-08 Doug Kwan <dougkwan@google.com>
3597 * configure.ac: Recognize gold and do not use its version number
3598 to test ld features.
3599 * configure: Regenerate.
3601 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
3604 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
3605 (negate_value): Move code to push elements to broken_up_substracts ...
3606 (eliminate_plus_minus_pair): ... here. Push operands that have no
3607 negative pair to plus_negates.
3608 (repropagate_negates, init_reassoc, fini_reassoc): Update.
3610 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3612 * doc/install.texi (Configuration): Move description of
3613 --enable-lto, --with-libelf*, --enable-gold from Java section to
3616 * doc/generic.texi (Working with declarations)
3617 (Function Properties, C and C++ Trees): Fix typos.
3618 * doc/sourcebuild.texi (Top Level): Likewise.
3620 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3623 * tree.h (DECL_READ_P): Define.
3624 (struct tree_decl_common): Add decl_read_flag.
3625 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
3626 a set but not used warning.
3627 (merge_decls): Merge DECL_READ_P flag.
3628 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
3629 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
3630 * c-common.c (handle_used_attribute, handle_unused_attribute):
3632 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
3634 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
3636 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
3637 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
3638 c_parser_binary_expression, c_parser_cast_expression,
3639 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
3640 Call default_function_array_read_conversion instead of
3641 default_function_array_conversion where needed.
3642 (c_parser_unary_expression, c_parser_conditional_expression,
3643 c_parser_postfix_expression_after_primary, c_parser_initelt):
3644 Likewise. Call mark_exp_read where needed.
3645 (c_parser_statement_after_labels, c_parser_asm_operands,
3646 c_parser_typeof_specifier, c_parser_sizeof_expression,
3647 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
3649 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
3651 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
3652 (warn_unused_but_set_parameter): Default to warn_unused
3654 * doc/invoke.texi: Document -Wunused-but-set-variable and
3655 -Wunused-but-set-parameter.
3657 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
3658 used count variable.
3659 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
3660 when operandN variables aren't used in the body of the expander
3662 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
3663 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
3664 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
3665 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
3666 FOR_EACH_IMM_USE_ON_STMT): Likewise.
3667 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
3668 * tree.c (PROCESS_ARG): Likewise.
3670 2010-04-07 Simon Baldwin <simonb@google.com>
3672 * diagnostic.h (diagnostic_override_option_index): New macro to
3673 set a diagnostic's option_index.
3674 * c-tree.h (c_cpp_error): Add warning reason argument.
3675 * opts.c (_warning_as_error_callback): New.
3676 (register_warning_as_error_callback): Store callback for
3677 warnings enabled via enable_warning_as_error.
3678 (enable_warning_as_error): Call callback, minor code tidy.
3679 * opts.h (register_warning_as_error_callback): Declare.
3680 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
3681 response to -Werror=.
3682 (c_common_init_options): Register warning_as_error_callback in opts.c.
3683 * common.opt: Add -Wno-cpp option.
3684 * c-common.c (struct reason_option_codes_t): Map cpp warning
3685 reason codes to gcc option indexes.
3686 * (c_option_controlling_cpp_error): New function, lookup the gcc
3687 option index for a cpp warning reason code.
3688 * (c_cpp_error): Add warning reason argument, call
3689 c_option_controlling_cpp_error for diagnostic_override_option_index.
3690 * doc/invoke.texi: Document -Wno-cpp.
3692 2010-04-07 Richard Guenther <rguenther@suse.de>
3694 * ipa-reference.c (mark_load): Use get_base_address.
3695 (mark_store): Likewise.
3697 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
3698 inserting GIMPLE_NOPs into the IL.
3699 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3700 Explicitly strip handled components and indirect references.
3702 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
3703 folding address expressions.
3704 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
3705 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
3706 operand_equal_p to compare decls.
3707 (ptr_deref_may_alias_decl_p): Likewise.
3708 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
3709 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
3710 Handle reversed comparison ops.
3711 * tree-sra.c (asm_visit_addr): Use get_base_address.
3712 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
3713 * ipa-reference.c (mark_address): Use get_base_address.
3715 2010-04-07 Richard Guenther <rguenther@suse.de>
3717 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
3718 Propagate constants everywhere.
3720 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3723 * tree.c (MAX_INT_CACHED_PREC): Define.
3724 (nonstandard_integer_type_cache): New array.
3725 (build_nonstandard_integer_type): Cache results for precision
3726 <= MAX_INT_CACHED_PREC.
3728 2010-04-07 Richard Guenther <rguenther@suse.de>
3730 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
3731 -fargument-noalias-global, -fargument-noalias-anything): Remove.
3732 * common.opt: Likewise.
3733 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
3734 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
3735 (nonoverlapping_memrefs_p): Likewise.
3736 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3737 * opts.c (common_handle_option): Handle OPT_fargument_alias,
3738 OPT_fargument_noalias, OPT_fargument_noalias_anything and
3739 OPT_fargument_noalias_global for backward compatibility.
3741 2010-04-07 Richard Guenther <rguenther@suse.de>
3743 PR tree-optimization/43270
3744 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
3745 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
3746 * tree-ssa-pre.c (phi_translate_1): Adjust.
3747 (fully_constant_expression): Split out vn_reference handling to ...
3748 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
3749 Fold reads from constant strings.
3750 (vn_reference_lookup): Handle fully constant references.
3751 (vn_reference_lookup_pieces): Likewise.
3752 * Makefile.in (expmed.o-warn): Add -Wno-error.
3754 2010-04-07 Martin Jambor <mjambor@suse.cz>
3756 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
3758 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
3761 * gcc.c: Add -static-libstdc++ to list of recognized options.
3763 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3765 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
3767 2010-04-07 Richard Guenther <rguenther@suse.de>
3770 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
3771 bases build simple mem attributes to retain points-to information.
3773 2010-04-07 Richard Guenther <rguenther@suse.de>
3776 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
3777 preserve points-to related information.
3779 2010-04-07 Richard Guenther <rguenther@suse.de>
3782 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
3783 discard plain indirect references.
3784 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
3785 * tree.c (tree_nop_conversion): Likewise.
3787 2010-04-07 Dodji Seketeli <dodji@redhat.com>
3790 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
3792 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
3794 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
3795 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
3797 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3799 * tree-if-conv.c: Fix indentation and comments.
3801 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3803 * tree-if-conv.c: Sort static functions in topological order.
3805 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3807 * tree-if-conv.c: Fix indentation and comments.
3809 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3812 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
3813 lang_hooks.types.type_for_size instead of
3814 build_nonstandard_integer_type.
3815 When converting an unsigned type to signed, double its precision.
3816 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
3817 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
3818 (graphite_create_new_loop_guard): When ub + 1 wraps around,
3821 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3824 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
3825 POINTER_PLUS_EXPR for pointer types.
3827 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3830 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
3831 * graphite-clast-to-gimple.c: Include langhooks.h.
3832 (max_signed_precision_type): New.
3833 (max_precision_type): Takes two types as arguments.
3834 (precision_for_value): New.
3835 (precision_for_interval): New.
3836 (gcc_type_for_interval): New.
3837 (gcc_type_for_value): New.
3838 (gcc_type_for_clast_term): New.
3839 (gcc_type_for_clast_red): New.
3840 (gcc_type_for_clast_bin): New.
3841 (gcc_type_for_clast_expr): Split up into several functions.
3842 (gcc_type_for_clast_eq): Rewritten.
3843 (compute_bounds_for_level): New.
3844 (compute_type_for_level_1): New.
3845 (compute_type_for_level): New.
3846 (gcc_type_for_cloog_iv): Removed.
3847 (gcc_type_for_iv_of_clast_loop): Rewritten.
3848 (graphite_create_new_loop): Compute the lower and upper bound types
3849 with gcc_type_for_clast_expr.
3850 (graphite_create_new_loop_guard): Same.
3851 (find_cloog_iv_in_expr): Removed.
3852 (compute_cloog_iv_types_1): Removed.
3853 (compute_cloog_iv_types): Removed.
3854 (gloog): Do not call compute_cloog_iv_types.
3855 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
3857 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
3858 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
3859 (GBB_CLOOG_IV_TYPES): Removed.
3861 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3863 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
3864 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
3865 (detect_commutative_reduction): Same.
3867 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3869 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
3870 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
3872 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
3873 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
3874 (rewrite_commutative_reductions_out_of_ssa): Same.
3875 * passes.c (execute_function_todo): Call verify_ssa for every pass
3876 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
3877 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
3878 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
3879 with an extra argument.
3880 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
3881 verify_ssa only when the extra argument is true.
3882 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
3883 with an extra argument.
3884 (tree_transform_and_unroll_loop): Same.
3886 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3888 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
3889 for all the passes of the LNO having LOOP_CLOSED_SSA.
3890 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
3891 * tree-loop-distribution.c (pass_loop_distribution): Same.
3892 * tree-pass.h (TODO_verify_loops): Removed.
3893 * tree-ssa-loop.c (pass_tree_loop_init): Same.
3895 (pass_tree_unswitch): Same.
3896 (pass_predcom): Same.
3897 (pass_vectorize): Same.
3898 (pass_linear_transform): Same.
3899 (pass_graphite_transforms): Same.
3900 (pass_iv_canon): Same.
3901 (pass_complete_unroll): Same.
3902 (pass_complete_unrolli): Same.
3903 (pass_parallelize_loops): Same.
3904 (pass_loop_prefetch): Same.
3905 (pass_iv_optimize): Same.
3907 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
3910 * passes.c (init_optimization_passes): Move pass_lim before
3911 pass_copy_prop and pass_dce_loop.
3913 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3916 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
3917 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
3918 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
3919 MULTI_* defines for 4 argument vpermil2p* builtins.
3921 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3923 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
3924 * config/i386/i386.c (x86_maybe_negate_const_int): New.
3925 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
3926 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
3927 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
3928 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
3929 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
3930 Use x86_maybe_negate_const_int to output insn mnemonic.
3931 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
3932 check from instruction predicate. Update comments.
3933 * config/i386/sync.md (sync_add<mode>): Use
3934 x86_maybe_negate_const_int to output insn mnemonic.
3936 2010-04-06 Jan Hubicka <jh@suse.cz>
3938 PR tree-optimization/42906
3939 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
3940 IGNORE_SELF argument. Set visited_control_parents for fully
3942 (find_obviously_necessary_stmts): Update call of
3943 mark_control_dependent_edges_necessary.
3944 (propagate_necessity): Likewise. Handle PHI edges more curefully.
3946 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3948 * config/i386/i386.md: Remove comment about 'e' and 'E'
3951 2010-04-06 Richard Guenther <rguenther@suse.de>
3953 PR tree-optimization/43627
3954 * tree-vrp.c (extract_range_from_unary_expr): Widenings
3955 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
3958 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3960 * BASE-VER: Change to 4.6.0.
3963 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
3966 2010-04-06 Richard Guenther <rguenther@suse.de>
3969 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
3971 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3973 * doc/invoke.texi (Optimize Options): Document that LTO
3974 won't remove object access purely due to incompatible
3977 2010-04-04 Matthias Klose <doko@ubuntu.com>
3979 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
3980 Initialize variable.
3982 2010-04-03 Richard Guenther <rguenther@suse.de>
3985 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
3986 require a non-NULL MEM_OFFSET.
3988 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
3990 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
3991 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
3992 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
3993 config/alpha/predicates.md, config/arm/arm.md,
3994 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
3995 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
3996 config/darwin9.h, config/darwin.c, config/darwin.h,
3997 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
3998 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
3999 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
4000 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
4001 config/mips/mips.md, config/mn10300/mn10300.c,
4002 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
4003 config/rs6000/aix.h, config/rs6000/dfp.md,
4004 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
4005 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
4006 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
4007 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
4008 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
4009 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
4010 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
4011 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
4012 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
4013 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
4014 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
4015 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
4016 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
4017 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
4018 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
4019 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
4020 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
4021 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
4022 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
4023 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
4024 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
4025 opt-functions.awk, opth-gen.awk, params.def, passes.c,
4026 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
4027 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
4028 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
4029 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
4030 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
4031 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
4032 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
4033 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
4034 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
4035 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
4036 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
4037 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
4038 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
4039 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
4041 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4044 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
4045 * aclocal.m4: Regenerate.
4047 2010-04-02 Richard Guenther <rguenther@suse.de>
4049 PR tree-optimization/43629
4050 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
4051 if we have seen a constant value.
4053 2010-04-02 Joseph Myers <joseph@codesourcery.com>
4055 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
4057 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
4060 * arm.c (legitimize_tls_address): Adjust call to
4061 gen_tls_load_dot_plus_four.
4062 (arm_note_pic_base): New function.
4063 (arm_cannot_copy_insn_p): Use it.
4064 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
4067 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4072 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4074 * Makefile.in ($(out_object_file)): Depend on
4075 gt-$(basename $(notdir $(out_file))).h.
4077 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
4079 * config.gcc (lm32-*-rtems*): Add t-lm32.
4081 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
4083 * config.gcc: Add lm32-*-rtems*.
4084 * config/lm32/rtems.h: New file.
4086 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
4089 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
4091 2010-04-01 Jakub Jelinek <jakub@redhat.com>
4093 * dwarf2out.c (output_compilation_unit_header): For
4094 -gdwarf-4 use version 4 instead of version 3.
4095 (output_line_info): For version 4 and above emit additional
4096 maximum ops per insn header field.
4097 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
4099 * dwarf2out.c (is_c_family, is_java): Remove.
4100 (lower_bound_default): New function.
4101 (add_bound_info, gen_descr_array_type_die): Use it.
4103 2010-04-01 Dodji Seketeli <dodji@redhat.com>
4106 * dwarf2out.c (gen_variable_die): Allow debug info for variable
4107 re-declaration when it happens in a function.
4109 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
4111 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
4112 (cgraph_remove_function_insertion_hook): Same.
4113 (cgraph_call_function_insertion_hooks): Same.
4115 2010-04-01 Richard Guenther <rguenther@suse.de>
4118 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
4119 and TREE_THIS_VOLATILE.
4120 (copy_ref_info): Likewise.
4121 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
4122 * tree.c (build6_stat): Ignore side-effects of all but arg5
4123 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
4126 2010-04-01 Richard Guenther <rguenther@suse.de>
4128 PR tree-optimization/43607
4129 * ipa-type-escape.c (check_call): Do not access non-existing
4132 2010-04-01 Richard Guenther <rguenther@suse.de>
4136 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4137 Jack Howarth <howarth@bromo.med.uc.edu>
4139 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4142 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4144 * doc/install.texi (Prerequisites): Document libelf usability on
4145 IRIX 5/6 and Solaris 2.
4146 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
4147 Update GNU as, GNU ld requirements.
4148 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
4149 Document Sun Studio compiler download.
4150 Update and simplify as, ld recommendations.
4151 (Specific, *-*-solaris2.7): Note obsoletion, removal.
4153 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4155 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
4156 with_tune_32 to pentium4.
4158 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
4160 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
4162 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4164 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
4165 obsoletion, removal.
4167 Document GNU as requirement.
4168 Update configure requirements.
4169 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
4170 Recomment IRIX 6.5.18+.
4171 Document IDF/IDL requirement.
4172 Document GNU as requirement.
4173 Document GNU ld bootstrap failure.
4174 Remove freeware.sgi.com reference.
4176 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4178 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
4179 UNIX V4.0, V5.0 obsoletion, removal.
4180 Remove --with-gc=simple reference.
4181 Update VM requirements during bootstrap.
4182 Remove -oldas bootstrap description.
4183 Update binutils reference.
4184 Remove comparison failure note.
4186 2010-03-31 Richard Guenther <rguenther@suse.de>
4187 Zdenek Dvorak <ook@ucw.cz>
4188 Sebastian Pop <sebastian.pop@amd.com>
4191 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
4192 with multiple arguments.
4193 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
4195 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4197 * graphite-dependences.c (print_pddr): Call print_pdr with an
4199 * graphite-poly.c (debug_pdr): Add an extra argument for the
4202 (print_pbb_domain): Same.
4204 (print_scop_context): Same.
4206 (print_cloog): Same.
4207 (debug_pbb_domain): Same.
4211 (debug_scop_context): Same.
4213 (debug_cloog): Same.
4214 (print_scop_params): Same.
4215 (debug_scop_params): Same.
4216 (print_iteration_domain): Same.
4217 (print_iteration_domains): Same.
4218 (debug_iteration_domain): Same.
4219 (debug_iteration_domains): Same.
4220 (print_scattering_function): Same.
4221 (print_scattering_functions): Same.
4222 (debug_scattering_function): Same.
4223 (debug_scattering_functions): Same.
4224 * graphite-poly.h (debug_pdr): Update declaration.
4226 (print_pbb_domain): Same.
4228 (print_scop_context): Same.
4230 (print_cloog): Same.
4231 (debug_pbb_domain): Same.
4235 (debug_scop_context): Same.
4237 (debug_cloog): Same.
4238 (print_scop_params): Same.
4239 (debug_scop_params): Same.
4240 (print_iteration_domain): Same.
4241 (print_iteration_domains): Same.
4242 (debug_iteration_domain): Same.
4243 (debug_iteration_domains): Same.
4244 (print_scattering_function): Same.
4245 (print_scattering_functions): Same.
4246 (debug_scattering_function): Same.
4247 (debug_scattering_functions): Same.
4249 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4251 * graphite-poly.c (print_scattering_function_1): New.
4252 (print_scattering_function): Call it.
4253 (print_scop_params): Remove spaces at the end of lines.
4256 * graphite-poly.h (print_cloog): Declared.
4257 (debug_cloog): Declared.
4259 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4261 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
4263 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
4264 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
4265 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
4266 to switch between adding the IV bump in loop->latch or in loop->header.
4268 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4270 * graphite-poly.c (print_scattering_function): Pretty print following
4273 (print_pbb_domain): Same.
4274 (dump_gbb_cases): Same.
4275 (dump_gbb_conditions): Same.
4278 (print_scop_params): Same.
4279 (print_scop_context): Same.
4281 (print_pbb_body): New.
4282 (lst_indent_to): New.
4283 (print_lst): Start new lines with a #.
4284 * graphite-poly.h (pbb_bb): New.
4285 (pbb_index): Use pbb_bb.
4286 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
4288 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
4290 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4292 * dwarf2out.c (size_of_die): For -gdwarf-4 use
4293 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
4294 and 0 instead of 1 for dw_val_class_flag.
4295 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
4296 dw_val_class_range_list, dw_val_class_loc_list,
4297 dw_val_class_lineptr and dw_val_class_macptr, use
4298 DW_FORM_flag_present for dw_val_class_flag and
4299 DW_FORM_exprloc for dw_val_class_loc.
4300 (output_die): For -gdwarf-4 print dw_val_class_loc
4301 size as uleb128 instead of 1 or 2 bytes and don't print
4302 anything for dw_val_class_flag.
4304 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
4305 instead of cselib_lookup following by tweaking locs->setting_insn.
4308 * cselib.c (cselib_process_insn): Clear cselib_current_insn
4309 even before returning from label, setjmp call or volatile asm
4312 2010-03-31 Richard Guenther <rguenther@suse.de>
4315 * cgraphunit.c (cgraph_output_in_order): Do not allocate
4316 temporary data on stack.
4318 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4320 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
4321 (PUSHSECTION_ASM_OP): Remove.
4322 (POPSECTION_ASM_OP): Remove.
4323 (PUSHSECTION_FORMAT): Remove.
4324 * config/sol2.h (PUSHSECTION_FORMAT): Define.
4325 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
4326 * config/sol2.c (solaris_output_init_fini): Use it.
4328 2010-03-31 Jie Zhang <jie@codesourcery.com>
4331 * opt-functions.awk (var_type_struct): Use signed char type
4332 for simple variables.
4334 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4336 * config/sol2.c: Include output.h.
4337 (solaris_assemble_visibility): New function.
4338 * config/t-sol2 (sol2.o): Add output.h dependency.
4339 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
4340 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
4343 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4346 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
4347 V2SImode or XFmode on PRE_DEC.
4350 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
4353 2010-03-31 Jie Zhang <jie@codesourcery.com>
4356 * reload.h (caller_save_initialized_p): Declare.
4357 * toplev.c (backend_init_target): Don't call
4358 init_caller_save but set caller_save_initialized_p to false.
4359 * caller-save.c (caller_save_initialized_p): Define.
4360 (init_caller_save): Check caller_save_initialized_p.
4361 * ira.c (ira): Call init_caller_save if flag_caller_saves.
4363 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4366 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
4367 and soft-fp/t-softfp to tmake_file.
4368 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
4369 (LIBGCC2_TF_CEXT): Define.
4372 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
4375 * cselib.c (n_useless_values): Document handling of debug locs.
4376 (n_useless_debug_values, n_debug_values): New variables.
4377 (new_elt_loc_list): Don't add to debug values, keep count.
4378 (promote_debug_loc): New.
4379 (cselib_reset_table): Zero new variables.
4380 (entry_and_rtx_equal_p): Promote debug locs.
4381 (discard_useless_locs): Increment n_useless_debug_values for
4383 (remove_useless_values): Adjust n_useless_values and n_debug_values
4384 with n_useless_debug_values.
4385 (add_mem_for_addr): Promote debug locs.
4386 (cselib_lookup_mem): Likewise.
4387 (cselib_lookup_addr): Renamed to...
4388 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
4389 (cselib_log_lookup): ... this. Turn into...
4390 (cselib_lookup_addr): ... new wrapper.
4391 (cselib_lookup_from_insn): New.
4392 (cselib_invalidate_regno): Increment n_useless_debug_values for
4394 (cselib_invalidate_mem): Likewise.
4395 (cselib_process_insn): Take n_deleted and n_debug_values into
4396 account to guard remove_useless_value call.
4397 (cselib_finish): Zero n_useless_debug_values.
4398 * cselib.h (cselib_lookup_from_insn): Declare.
4399 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
4400 (sched_analyze_2): Likewise.
4402 2010-03-30 Jakub Jelinek <jakub@redhat.com>
4404 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
4406 (adjust_mems): Replace narrowing SUBREG of expression containing
4407 just PLUS, MINUS, MULT and ASHIFT of registers and constants
4408 with operations in the narrower mode.
4411 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
4412 regs_invalidated_by_call instead all call_used_reg_set registers.
4414 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
4417 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
4418 pointer comparisons with types_compatible_p.
4419 * tree-vect-stmts.c (vectorizable_call): Same.
4420 (vectorizable_condition): Same.
4422 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4424 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
4425 stack check if the mask would be zero.
4427 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4428 Jack Howarth <howarth@bromo.med.uc.edu>
4430 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4433 2010-03-30 Joseph Myers <joseph@codesourcery.com>
4436 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
4438 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
4439 Include ___unordxf2 and ___unordtf2.
4440 * config/i386/libgcc-glibc.ver: Do not define inheritance from
4443 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
4445 * config/lm32/t-lm32: New file.
4446 * config.gcc: Use the above file when targetting lm32.
4448 2010-03-28 Duncan Sands <baldrick@free.fr>
4450 * Makefile.in (PLUGIN_HEADERS): Add except.h.
4452 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4455 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
4456 Improve vectorization cost model diagnostic.
4458 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4461 * tree-vect-data-refs.c (vect_analyze_data_refs): When
4462 compute_data_dependences_for_loop returns false, early exit
4463 and output an extra diagnostic for the failed data reference
4466 2010-03-29 Richard Guenther <rguenther@suse.de>
4468 PR tree-optimization/43560
4469 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
4470 (can_sm_ref_p): Treat stores to readonly locations as trapping.
4472 2010-03-29 Jie Zhang <jie@codesourcery.com>
4475 * toplev.c (process_options): Set optimization_default_node
4476 and optimization_current_node.
4477 * opts.c (decode_options): Don't set optimization_default_node
4478 and optimization_current_node.
4480 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
4482 * config/rtems.h: Abandon -qrtems_debug.
4484 2010-03-28 Jan Hubicka <jh@suse.cz>
4486 PR tree-optimization/43505
4487 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
4488 map should not be copied.
4490 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4493 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
4494 cdtors, set DECL_PRESERVE_P.
4495 * ipa.c (cgraph_externally_visible_p): Return true if declaration
4498 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
4500 PR tree-optimization/43528
4501 * stor-layout.c (place_field): Check that constant fits into
4502 unsigned HWI when skipping calculation of MS bitfield layout.
4504 2010-03-27 Jan Hubicka <jh@suse.cz>
4507 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
4508 notice_global_symbol work.
4510 2010-03-27 Jakub Jelinek <jakub@redhat.com>
4512 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
4513 instead of dwarf2out_decl.
4514 (struct var_loc_node): Remove section_label field.
4515 (dwarf2out_function_decl): New function.
4516 (dwarf2out_var_location): Don't set section_label field.
4517 (dwarf2out_begin_function): Don't empty decl_loc_table here.
4519 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4521 PR tree-optimization/43544
4522 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4523 First argument for builtin vectorized function hook is now a
4524 tree to be able to distinguish between machine specific and
4526 * targhooks.c (default_builtin_vectorized_function): Ditto.
4527 * targhooks.h (default_builtin_vectorized_function): Ditto.
4528 * target.h (struct gcc_target): Ditto.
4529 * tree-vect-stmts.c (vectorizable_function): Ditto.
4530 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
4531 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4534 2010-03-26 Joseph Myers <joseph@codesourcery.com>
4537 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
4538 nested binding iff it is a FUNCTION_DECL.
4539 (store_parm_decls_newstyle): Pass nested=true to bind for
4540 FUNCTION_DECLs amongst parameters.
4542 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4544 * var-tracking.c (vt_expand_loc_callback): Don't run
4545 cselib_expand_value_rtx_cb in dummy mode if
4546 cselib_dummy_expand_value_rtx_cb returned false.
4548 * var-tracking.c (emit_note_insn_var_location): For one part
4549 notes with offset 0, don't add EXPR_LIST around the location.
4550 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
4551 add_location_or_const_value_attribute): Adjust for that change.
4554 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
4555 into first operand and location into second.
4556 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
4557 dw_cfi_oprnd_loc for DW_CFA_expression.
4558 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
4559 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
4560 assume first argument is regnum and second argument is location.
4562 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4565 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
4566 of scratch register to DImode. Split to DImode comparison operator.
4567 Use SImode subreg of scratch register in the multiplication.
4568 (*cmp_sadd_sidi): Ditto.
4569 (*cmp_ssub_si): Ditto.
4570 (*cmp_ssub_sidi): Ditto.
4572 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4575 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
4576 Remove invalid assert and wrong comment.
4578 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4581 * flags.h (final_insns_dump_p): New extern.
4582 * final.c (final_insns_dump_p): New variable.
4583 (rest_of_clean_state): Set it before -fdump-final-insns=
4584 dumping, clear afterwards.
4585 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
4586 MEM_ALIAS_SET on MEMs.
4588 2010-03-26 David S. Miller <davem@davemloft.net>
4590 * configure.ac: Fix sparc GOTDATA_OP bug check.
4591 * configure: Rebuild.
4593 2010-03-26 Alan Modra <amodra@gmail.com>
4595 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
4597 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4599 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
4600 TLS_SECTION_ASM_FLAG.
4602 2010-03-25 Jakub Jelinek <jakub@redhat.com>
4605 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
4606 Clear first_function_block_is_cold.
4609 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
4610 argument if the argument is truth_value_p.
4612 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4614 * config/rs6000/constraints.md: Update copyright year for my changes.
4617 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
4618 used in reg+reg addressing, swap registers.
4620 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4623 * target.h (struct gcc_target): Add code_end hook.
4624 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
4626 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
4627 * toplev.c (compile_file): Call targetm.asm_out.code_end
4628 hook before unwind info/debug info output.
4629 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
4630 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
4631 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4632 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
4633 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4634 * config/i386/i386.c (ix86_file_end): Renamed to...
4635 (ix86_code_end): ... this. Make static. Don't call
4636 file_end_indicate_exec_stack. Emit unwind info using
4637 final_start_function/final_end_function.
4638 (darwin_x86_file_end): Remove.
4639 (TARGET_ASM_CODE_END): Define.
4640 * config/i386/i386.h (TARGET_ASM_FILE_END,
4641 NEED_INDICATE_EXEC_STACK): Don't define.
4642 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
4643 (TARGET_ASM_FILE_END): Define to darwin_file_end.
4644 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
4645 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
4648 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
4649 at the beginning and final_end_function at the end.
4650 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
4652 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4654 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
4655 and Sun as TLS syntax.
4656 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
4657 * configure: Regenerate.
4658 * config.in: Regenerate.
4659 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
4660 (default_elf_asm_named_section): Use it.
4661 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
4662 (i386_output_dwarf_dtprel): Likewise.
4663 (output_addr_const_extra): Likewise.
4664 (output_pic_addr_const): Lowercase @GOTTPOFF.
4665 (output_addr_const_extra): Likewise.
4666 (output_pic_addr_const): Lowercase @GOTNTPOFF.
4667 (output_addr_const_extra): Likewise.
4668 (output_pic_addr_const): Lowercase @INDNTPOFF.
4669 (output_addr_const_extra): Likewise.
4670 (output_pic_addr_const): Lowercase @NTPOFF.
4671 (output_addr_const_extra): Likewise.
4672 (output_pic_addr_const): Lowercase @TPOFF.
4673 (output_addr_const_extra): Likewise.
4674 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
4675 (*tls_global_dynamic_64): Likewise.
4676 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
4677 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
4679 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
4680 (ASM_OUTPUT_TLS_COMMON): Use it.
4681 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
4684 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
4685 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
4686 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
4687 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
4688 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4689 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
4691 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4693 * config/i386/i386.c (override_options): Don't accept
4694 -mtls-dialect=sun any longer.
4695 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
4696 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
4697 (*tls_local_dynamic_base_32_sun): Likewise.
4698 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4700 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4703 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4704 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
4707 * ira.c (adjust_cleared_regs): New function.
4708 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
4712 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
4714 * expr.c (expand_expr_real): Restore previous
4715 curr_insn_source_location and curr_insn_block after
4716 expand_expr_real_1 call.
4717 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
4718 instead of expand_expr_real_1.
4720 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
4722 PR rtl-optimization/43413
4723 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
4726 2010-03-22 James E. Wilson <wilson@codesourcery.com>
4729 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
4730 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
4732 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
4734 * config/i386/i386.c (ix86_target_string): Add -mfma.
4735 Fix a typo in comment.
4737 2010-03-22 Mike Stump <mikestump@comcast.net>
4740 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
4741 Don't overly align based upon packed packed fields.
4743 2010-03-22 Jason Merrill <jason@redhat.com>
4745 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
4746 Use () rather than [], and move before the element type.
4748 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4750 * doc/configfiles.texi (Configuration Files): Removed
4751 fixinc/Makefile*, intl/Makefile.*.
4752 * doc/makefile.texi: Fixed markup. Abstract from version
4753 control system used.
4754 (Makefile): Removed obsolete gcc/java/parse.y example.
4755 * doc/sourcebuild.texi: Likewise.
4756 (Top Level): Added config, gnattools, libdecnumber, libgcc,
4757 libgomp, libssp. Removed fastjar.
4758 (Miscellaneous Docs): Clarify location.
4759 Added COPYING3, COPYING3.LIB.
4760 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
4762 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4765 * config/i386/i386.c (x86_function_profiler)
4766 [!NO_PROFILE_COUNTERS]: Fix typo.
4767 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
4770 2010-03-22 Janis Johnson <janis187@us.ibm.com>
4771 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4773 * doc/sourcebuild.texi (Test Directives): Split into six
4774 subsections, with most of the current text in new subsections
4775 Directives, Selectors, and Final Actions.
4776 (Directives): Split list of test directives into multiple
4778 (Selectors): Describe use and syntax of selectors.
4779 (Effective-Target Keywords): Describe all existing keywords.
4780 (Add Options): Describe features for dg-add-options.
4781 (Require Support): Describe variants of dg-require-support.
4782 (Final Actions): Describe commands to use in dg-final.
4784 2010-03-22 Michael Matz <matz@suse.de>
4787 * recog.c (validate_replace_rtx_group): Replace also in
4788 REG_EQUAL and REG_EQUIV notes.
4790 2010-03-22 Richard Guenther <rguenther@suse.de>
4792 PR tree-optimization/43390
4793 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
4794 sure vector extracts are type correct.
4796 2010-03-22 Richard Guenther <rguenther@suse.de>
4799 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
4800 x * sqrt (x) even when optimizing for size if the target
4801 has native support for sqrt.
4803 2010-03-22 Jakub Jelinek <jakub@redhat.com>
4805 * varasm.c (make_decl_rtl_for_debug): Also clear
4806 flag_mudflap for the duration of make_decl_rtl call.
4809 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
4810 locs from preserved VALUEs.
4812 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4815 * pa.md (movmemsi): Set align to one if zero.
4816 (movmemdi): Likewise.
4818 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
4821 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
4822 with their corresponding prologue pushes.
4824 2010-03-20 Andrew Pinski <pinskia@gmail.com>
4827 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
4828 at the begining or end.
4829 (spu_expand_epilogue): Likewise.
4831 2010-03-20 Richard Guenther <rguenther@suse.de>
4833 PR rtl-optimization/43438
4834 * combine.c (make_extraction): Properly zero-/sign-extend an
4835 extraction of the low part of a CONST_INT. Also handle
4838 2010-03-19 Mike Stump <mikestump@comcast.net>
4840 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
4841 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
4842 (override_options): Use SUBTARGET32_DEFAULT_CPU.
4844 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4847 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
4850 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
4852 PR rtl-optimization/42258
4853 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
4854 use that may match DEF.
4857 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
4858 the cost of loading the constant rather than assuming
4860 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
4861 outer code is AND, do the same tests as the andsi3 expander and
4862 return COSTS_N_INSNS (1) if and is cheap.
4864 * optabs.c (avoid_expensive_constant): Fix formatting.
4866 2010-03-19 Michael Matz <matz@suse.de>
4869 * attribs.c (decl_attributes): When rebuilding a function pointer
4870 type use the same qualifiers as the original pointer type.
4872 2010-03-19 Martin Jambor <mjambor@suse.cz>
4874 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
4875 and is_gimple_ip_invariant_address.
4877 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4880 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4882 * config/arm/arm.c (arm_override_options): Turn off
4883 flag_dwarf2_cfi_asm for AAPCS variants.
4885 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4888 * config/arm/arm.c (emit_multi_reg_push): Update comments.
4889 Use PRE_MODIFY instead of PRE_DEC.
4890 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
4891 (vfp_emit_fstmd): Likewise.
4893 2010-03-19 Michael Matz <matz@suse.de>
4896 * builtins.c (expand_builtin_interclass_mathfn,
4897 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
4900 2010-03-19 Richard Guenther <rguenther@suse.de>
4902 PR tree-optimization/43415
4903 * tree-ssa-pre.c (phi_translate): Split out worker to ...
4904 (phi_translate_1): ... this.
4905 (phi_translate): Move all caching here. Cache all NARY
4906 and REFERENCE translations.
4908 2010-03-19 David S. Miller <davem@davemloft.net>
4910 With help from Eric Botcazou.
4911 * config/sparc/sparc.c: Include dwarf2out.h.
4912 (emit_pic_helper): Delete.
4913 (pic_helper_symbol_name): Delete.
4914 (pic_helper_emitted_p): Delete.
4915 (pic_helper_needed): New.
4916 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
4917 (get_pc_thunk_name): New.
4918 (load_pic_register): Remove 'delay_pic_helper' arg. Use
4919 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
4920 Set pic_helper_needed to true. Don't call emit_pic_helper.
4921 (sparc_expand_prologue): Update load_pic_register call.
4922 (sparc_output_mi_thunk): Likewise.
4923 (sparc_file_end): Emit a hidden comdat symbol for the PIC
4924 thunk if possible. Output CFI information as needed.
4926 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4927 Jack Howarth <howarth@bromo.med.uc.edu>
4930 * config/i386/i386.h: Fix ABI on darwin x86-32.
4932 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
4934 * tree.h: Declare make_decl_rtl_for_debug.
4935 * varasm.c (make_decl_rtl_for_debug): New.
4936 * dwarf2out.c (rtl_for_decl_location): Call it.
4937 * cfgexpand.c (expand_debug_expr): Call it.
4939 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4942 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
4946 * var-tracking.c (vt_init_cfa_base): Do nothing if
4947 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
4949 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
4952 * var-tracking.c (canonicalize_vars_star): New.
4953 (dataflow_post_merge_adjust): Use it.
4955 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4958 * var-tracking.c (non_suitable_const): New function.
4959 (add_uses): For DEBUG_INSNs with constants, don't record any
4960 value, instead just the constant value itself.
4961 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
4962 is not VAR_LOC_UNKNOWN_P, set var to the constant.
4963 (emit_notes_in_bb): Likewise.
4964 (emit_note_insn_var_location): For onepart variables if
4965 cur_loc is a VOIDmode constant, use DECL_MODE.
4967 2010-03-18 Martin Jambor <mjambor@suse.cz>
4970 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
4971 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
4972 all non-clones. Moved call redirection...
4973 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
4974 (cgraph_materialize_all_clones): Dispose of all
4975 combined_args_to_skip bitmaps.
4976 (verify_cgraph_node): Do not check for edges pointing to wrong
4977 nodes in inline clones.
4978 * tree-inline.c (copy_bb): Call
4979 cgraph_redirect_edge_call_stmt_to_callee.
4980 * ipa.c (cgraph_remove_unreachable_nodes): Call
4981 cgraph_node_remove_callees even when there are used clones.
4983 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4985 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
4987 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4990 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
4993 2010-03-18 Michael Matz <matz@suse.de>
4996 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
4997 into sqrt(x) if we need to preserve signed zeros.
4999 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
5000 Eric Botcazou <ebotcazou@adacore.com>
5002 PR rtl-optimization/43360
5003 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
5004 note if we don't know its invariant status.
5006 2010-03-18 Michael Matz <matz@suse.de>
5008 PR tree-optimization/43402
5009 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
5010 PHI chains of ssa names registered for update.
5012 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
5015 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
5016 non-offsettable and pre_modify update addressing.
5017 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
5018 and "2" alternatives "#".
5019 (*movdd_softfloat32): Make all alternatives "#";
5020 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
5021 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
5022 (*movdf_softfloat32): Make all alternatives "#";
5023 (movdi): Use the new DIFD mode iterator to create a common splitter
5024 for movdi, movdf and movdd patterns.
5026 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
5028 * common.opt (dumpdir): Remove redundant tab.
5030 2010-03-17 Martin Jambor <mjambor@suse.cz>
5032 PR tree-optimization/43347
5033 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
5034 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
5036 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
5038 PR rtl-optimization/42216
5039 * regrename.c (create_new_chain): New function, broken out from...
5040 (scan_rtx_reg): ... here. Call it. Handle the case where we are
5041 appending a use to an empty chain.
5042 (build_def_use): Remove previous changes that convert OP_INOUT to
5043 OP_OUT operands; instead detect the case where an OP_INOUT operand
5044 uses a previously untracked register and create an empty chain for it.
5046 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5048 * doc/extend.texi (Function Attributes): Rewrite unfinished
5049 sentence in ms_abi documentation.
5051 2010-03-17 Alan Modra <amodra@gmail.com>
5053 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
5054 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
5055 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
5056 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
5058 2010-03-16 Richard Henderson <rth@redhat.com>
5061 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
5062 (lower_try_finally): Save and restore eh_seq around the expansion
5065 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5067 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
5068 statements before splitting block.
5070 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5072 * doc/sourcebuild.texi (Testsuites): Fix markup.
5073 Use pathnames relative to gcc/testsuite.
5074 (Test Directives): Move description of how timeout is determined.
5075 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
5076 (C Tests): Correct gcc.misc-tests directory.
5077 Framework tests now live in gcc.test-framework.
5079 2010-03-16 Richard Guenther <rguenther@suse.de>
5082 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
5083 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
5085 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5086 Alexandre Oliva <aoliva@redhat.com>
5088 PR tree-optimization/42917
5089 * lambda-code.c (remove_iv): Skip debug statements.
5090 (lambda_loopnest_to_gcc_loopnest): Likewise.
5091 (not_interesting_stmt): Debug statements are not interesting.
5093 2010-03-16 Jakub Jelinek <jakub@redhat.com>
5097 * cselib.c (cselib_preserve_constants,
5098 cfa_base_preserved_val): New static variables.
5099 (preserve_only_constants): New function.
5100 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
5101 clear its REG_VALUES. If cselib_preserve_constants, don't
5102 empty the whole hash table, but preserve there VALUEs with constants,
5103 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
5104 (cselib_preserve_cfa_base_value): New function.
5105 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
5106 (cselib_init): Change argument to int bitfield. Set
5107 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
5109 (cselib_finish): Clear cselib_preserve_constants and
5110 cfa_base_preserved_val.
5111 * cselib.h (enum cselib_record_what): New enum.
5112 (cselib_init): Change argument to int.
5113 (cselib_preserve_cfa_base_value): New prototype.
5114 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
5115 * dse.c (dse_step1): Likewise.
5116 * cfgcleanup.c (thread_jump): Likewise.
5117 * sched-deps.c (sched_analyze): Likewise.
5118 * gcse.c (local_cprop_pass): Likewise.
5119 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
5120 If FN is non-NULL, call the callback always and whenever it returns
5121 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
5122 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
5123 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
5124 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
5125 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
5126 * var-tracking.c: Include recog.h.
5127 (bb_stack_adjust_offset): Remove.
5128 (vt_stack_adjustments): Don't call it, instead just gather the
5129 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
5130 (adjust_stack_reference): Remove.
5131 (compute_cfa_pointer): New function.
5132 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
5133 (struct adjust_mem_data): New type.
5134 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
5136 (get_address_mode): New function.
5137 (replace_expr_with_values): Use it.
5138 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
5139 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
5140 (adjust_sets): Remove.
5141 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
5142 Use get_address_mode.
5143 (get_adjusted_src): Remove.
5144 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
5145 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
5146 (add_with_sets): Don't call adjust_sets.
5147 (fp_setter, vt_init_cfa_base): New functions.
5148 (vt_initialize): Change return type to bool. Move most of pool etc.
5149 initialization to the beginning of the function from end. Pass
5150 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
5151 If !frame_pointer_needed, call vt_stack_adjustment before mos
5152 vector is filled, call vt_init_cfa_base if argp/framep has been
5153 eliminated to sp. If frame_pointer_needed and argp/framep has
5154 been eliminated to hard frame pointer, set
5155 hard_frame_pointer_adjustment and call vt_init_cfa_base after
5156 encountering fp setter in the prologue. For MO_ADJUST, call
5157 log_op_type before pusing the op into mos vector, not afterwards.
5158 Call adjust_insn before cselib_process_insn/add_with_sets,
5159 call cancel_changes (0) afterwards.
5160 (variable_tracking_main_1): Adjust for vt_initialize calling
5161 vt_stack_adjustments and returning whether it succeeded or not.
5163 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
5165 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
5168 2010-03-15 Jakub Jelinek <jakub@redhat.com>
5170 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
5172 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
5173 drap_reg has not been set.
5175 2010-03-15 Michael Matz <matz@suse.de>
5178 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
5179 use it to expand block copies.
5180 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
5181 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
5182 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
5184 2010-03-15 Richard Guenther <rguenther@suse.de>
5186 PR tree-optimization/43367
5187 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
5190 2010-03-15 Richard Guenther <rguenther@suse.de>
5192 PR tree-optimization/43317
5193 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
5195 2010-03-15 Martin Jambor <mjambor@suse.cz>
5197 PR tree-optimization/43141
5198 * tree-sra.c (create_abstract_origin): New function.
5199 (modify_function): Call create_abstract_origin.
5201 2010-03-15 Chris Demetriou <cgd@google.com>
5203 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
5206 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5209 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
5210 call insert_out_of_ssa_copy for default definitions.
5212 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5214 * graphite-clast-to-gimple.c (my_long_long): Defined.
5215 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
5216 * graphite-sese-to-poly.c (my_long_long): Defined.
5217 (scop_ivs_can_be_represented): Use it.
5219 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5221 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
5222 graphite-max-bbs-per-function, and loop-block-tile-size.
5223 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
5225 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
5227 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5229 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
5230 forward declaration.
5231 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
5232 (add_upper_bounds_from_estimated_nit): New.
5233 (build_loop_iteration_domains): Use it.
5235 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5237 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
5239 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5242 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
5243 should be an INTEGER_CST. Also handle CASE_CONVERT.
5245 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5247 * graphite.c (graphite_initialize): To bound the number of bbs per
5248 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
5249 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
5250 * doc/invoke.texi: Document it.
5252 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5254 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
5255 * graphite-sese-to-poly.h (build_poly_scop): Same.
5257 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5259 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
5260 the number of parameters in the scop. Use as an upper bound
5261 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
5262 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
5263 * doc/invoke.texi: Document it.
5265 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
5267 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
5268 * doc/c-tree.texi: Remove.
5269 * doc/generic.texi: Merge c-tree.texi here.
5270 * doc/gccint.texi (Trees): Remove menu entry.
5271 (c-tree.texi): Remove @include.
5272 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
5273 * doc/languages.texi (Reading RTL): Ditto.
5275 2010-03-12 Steve Ellcey <sje@cup.hp.com>
5278 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
5280 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5283 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
5284 code added to work around reload clobbering CONST insns.
5286 2010-03-12 Jakub Jelinek <jakub@redhat.com>
5288 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
5289 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
5290 (cselib_preserve_only_values): Remove retain argument, don't
5291 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
5292 * cselib.h (cselib_preserve_only_values): Remove retain argument.
5293 * var-tracking.c (micro_operation): Move insn field before union.
5294 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
5295 (struct variable_tracking_info_def): Remove n_mos field, change
5296 mos into a vector of micro_operations.
5297 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
5298 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
5299 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
5300 changing into a vector.
5301 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
5302 come before all other uops generated by add_stores.
5303 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
5305 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
5306 a vector. Run just one pass over the bbs instead of separate counting
5307 and computation phase.
5308 (vt_finalize): Free VTI (bb)->mos vector instead of array.
5311 * tree-inline.c (remap_decls): Put old_var rather than origin_var
5312 into *nonlocalized_list vector.
5313 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
5314 even if origin is non-NULL.
5315 (gen_variable_die): Likewise.
5316 (process_scope_var): Don't change origin.
5317 (gen_decl_die): Likewise.
5318 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
5319 before adding new edges instead of after it, fix moving over
5322 2010-03-11 David S. Miller <davem@davemloft.net>
5324 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
5326 * configure: Rebuild.
5328 2010-03-11 Martin Jambor <mjambor@suse.cz>
5330 PR tree-optimization/43257
5331 * tree.c (assign_assembler_name_if_neeeded): New function.
5332 (free_lang_data_in_cgraph): Assembler name assignment moved to the
5334 * tree.h (assign_assembler_name_if_neeeded): Declare.
5335 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
5336 the function if needed.
5338 2010-03-11 Chris Demetriou <cgd@google.com>
5340 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
5341 include/stdint-gcc.h, and include/stdint.h world-readable.
5343 2010-03-11 Richard Guenther <rguenther@suse.de>
5345 PR tree-optimization/43255
5346 * tree-vrp.c (process_assert_insertions_for): Do not insert
5347 asserts for trivial conditions.
5349 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5351 PR tree-optimization/43280
5352 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
5353 generation. Move calculation of size out of the if branch.
5354 (find_bswap): Modify compare number generation.
5356 2010-03-11 Richard Guenther <rguenther@suse.de>
5359 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
5360 (input_gimple_stmt): Fixup handled component types during
5361 operand read. Also fix up decls in ADDR_EXPRs.
5363 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
5365 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
5366 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
5368 2010-03-10 Jan Hubicka <jh@suse.cz>
5371 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
5372 * varasm.c (get_variable_section): Don't do that here...
5373 (make_decl_rtl): ... and here.
5374 (do_assemble_alias): Produce decl RTL.
5375 (assemble_alias): Likewise.
5377 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5380 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
5381 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
5383 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
5384 (based_loc_descr): Only express drap or vdrap regno based expressions
5385 using DW_OP_fbreg when not optimizing.
5386 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
5387 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
5388 REG_CFA_SET_VDRAP note.
5390 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
5392 PR tree-optimization/43236
5393 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
5394 error in calculation of base address in reverse iteration case.
5395 (generate_builtin): Take number of latch executions if the statement
5398 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
5401 * tree-eh.c: Include pointer-set.h.
5402 (lower_eh_dispatch): Filter out duplicate case labels and
5403 remove the unneeded edge when the label is unused. Return
5404 true when some edges are removed.
5405 (execute_lower_eh_dispatch): When any lowering resulted in
5406 removing an edge, also delete unreachable blocks.
5408 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5411 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
5412 UNSPEC_MACHOPIC_OFFSET.
5414 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
5417 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5418 (m68k_delegitimize_address): New function.
5420 2010-03-09 Jakub Jelinek <jakub@redhat.com>
5423 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
5426 * var-tracking.c (adjust_sets): New function.
5427 (count_with_sets, add_with_sets): Use it.
5428 (get_adjusted_src): New inline function.
5429 (add_stores): Use it.
5432 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
5433 call cselib_dummy_expand_value_rtx_cb instead of
5434 cselib_expand_value_rtx_cb.
5437 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
5438 * config/i386/i386.c: Include debug.h and dwarf2out.h.
5439 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
5440 and .cfi_endproc around the pic thunks.
5441 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
5442 all queued unwind info register saves are saved before the call.
5443 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
5444 considered as sp-=4 for unwind info and the pop as sp+=4 which
5445 also clobbers dest, but doesn't actually restore it.
5448 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
5449 RTX_FRAME_RELATED_P.
5451 2010-03-09 Jie Zhang <jie@codesourcery.com>
5453 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
5454 whitespaces in output template.
5456 2010-03-09 Jie Zhang <jie@codesourcery.com>
5458 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
5461 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5463 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
5464 builtins.exp in a separate job.
5466 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5468 * graphite-sese-to-poly.c (add_param_constraints): Use
5469 lower_bound_in_type and upper_bound_in_type.
5471 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5473 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
5474 instead of unsigned_type_node.
5476 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5477 Reza Yazdani <reza.yazdani@amd.com>
5480 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
5481 on pointer type parameters.
5483 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5487 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
5488 handle conversions from pointer to integers.
5489 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
5490 induction variable, to be able to work with code generated by CLooG.
5491 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
5492 (build_poly_scop): Bail out if we cannot codegen a loop.
5494 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5496 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
5497 code generation with gloog_error.
5499 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5501 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
5502 Call fold_convert on all the returned values.
5503 (expand_scalar_variables_expr): Pass to
5504 expand_scalar_variables_ssa_name the type of the resulting expression.
5506 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5508 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
5509 ppl_min_for_le_pointset.
5510 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
5511 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
5513 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5515 * graphite-dependences.c (map_into_dep_poly): Removed.
5516 (dependence_polyhedron_1): Use combine_context_id_scat.
5518 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5520 * graphite-poly.h (struct poly_scattering): Add layout documentation.
5521 (struct poly_bb): Same.
5522 (combine_context_id_scat): New.
5524 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5527 * sese.c (name_defined_in_loop_p): Return false for default
5530 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5532 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
5533 and clean up the logic.
5535 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5537 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
5540 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5542 * var-tracking.c (remove_cselib_value_chains): Define only for
5544 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
5545 delete_slot_part, emit_notes_for_differences_1): Don't call
5546 remove_cselib_value_chains here.
5547 (set_slot_part, emit_notes_for_differences_2): Don't call
5548 add_cselib_value_chains here.
5549 (preserved_values): New vector.
5550 (preserve_value): New function.
5551 (add_uses, add_stores, vt_add_function_parameters): Use it
5552 instead of cselib_preserve_value.
5553 (changed_values_stack): New vector.
5554 (check_changed_vars_0): New function.
5555 (check_changed_vars_1, check_changed_vars_2): Use it.
5556 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
5557 changed_values_stack VALUEs.
5558 (vt_emit_notes): For all preserved_values call
5559 add_cselib_value_chains. If ENABLE_CHECKING call
5560 remove_cselib_value_chains before verifying value_chains is empty.
5561 Initialize and free changed_values_stack.
5562 (vt_initialize): Initialize preserved_values.
5563 (vt_finalize): Free preserved_values.
5565 2010-03-08 Richard Guenther <rguenther@suse.de>
5567 PR tree-optimization/43269
5568 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
5571 2010-03-08 Martin Jambor <mjambor@suse.cz>
5573 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
5574 (ipa_is_param_called): Removed.
5575 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
5576 (ipa_print_node_params): Do not print the called flag.
5577 (ipa_write_node_info): Do not stream the called flag.
5578 (ipa_read_node_info): Likewise.
5580 2010-03-07 Jakub Jelinek <jakub@redhat.com>
5583 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
5584 * cselib.c (struct expand_value_data): Add dummy field.
5585 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
5587 (cselib_dummy_expand_value_rtx_cb): New function.
5588 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
5590 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
5591 * var-tracking.c: Include pointer-set.h.
5592 (variable): Change n_var_parts to char from int. Add
5593 cur_loc_changed and in_changed_variables fields.
5594 (variable_canonicalize): Remove.
5595 (shared_var_p): New inline function.
5596 (unshare_variable): Maintain cur_loc_changed and
5597 in_changed_variables fields. If var was in changed_variables,
5598 replace it there with new_var. Just copy cur_loc instead of
5599 resetting it to something else.
5600 (variable_union): Don't recompute cur_loc. Use shared_var_p.
5601 (dataflow_set_union): Don't call variable_canonicalize.
5602 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
5603 of their DEBUG_EXPR_TREE_DECLs.
5604 (canonicalize_loc_order_check): Verify that cur_loc is NULL
5605 and in_changed_variables and cur_loc_changed is false.
5606 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
5607 and cur_loc_changed. Don't update cur_loc here.
5608 (variable_merge_over_src): Don't call variable_canonicalize.
5609 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
5610 removing loc that is equal to cur_loc, clear cur_loc,
5611 set cur_loc_changed and ensure variable_was_changed is called.
5612 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
5613 compare pointers in cur_loc check, if it is equal to loc,
5614 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
5615 (variable_different_p): Remove compare_current_location argument,
5616 don't compare cur_loc.
5617 (dataflow_set_different_1): Adjust variable_different_p caller.
5618 (variable_was_changed): If dv had some var in changed_variables
5619 already, reset in_changed_variables flag for it and propagate
5620 cur_loc_changed over to the new variable. On empty var
5621 always set cur_loc_changed. Set in_changed_variables on whatever
5622 var is added to changed_variables.
5623 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
5624 Use shared_var_p. When removing loc that is equal to cur_loc,
5625 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
5626 end, don't set it to something else, just call variable_was_changed.
5627 (delete_slot_part): Use shared_var_p. When cur_loc equals to
5628 loc being removed, clear cur_loc and set cur_loc_changed.
5629 Set cur_loc_changed if all locations have been removed.
5630 (struct expand_loc_callback_data): New type.
5631 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
5632 allocated. Always create SUBREGs if simplify_subreg failed.
5633 Prefer to use cur_loc, when that fails and still in
5634 changed_variables (and seen first time) recompute it. Set
5635 cur_loc_changed of variables which had to change cur_loc and
5636 compute elcd->cur_loc_changed if any of the subexpressions used
5637 had to change cur_loc.
5638 (vt_expand_loc): Adjust to pass arguments in
5639 expand_loc_callback_data structure.
5640 (vt_expand_loc_dummy): New function.
5641 (emitted_notes): New variable.
5642 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
5643 that weren't used for any other decl in current
5644 emit_notes_for_changes call call vt_expand_loc_dummy to update
5645 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
5646 first loc_chain location if NULL before. Always use just
5647 cur_loc instead of first loc_chain location. When cur_loc_changed
5648 is false, when not --enable-checking=rtl just don't emit any note.
5649 When rtl checking, compute the note and assert it is the same
5650 as previous note. Clear cur_loc_changed and in_changed_variables
5651 at the end before removing from changed_variables.
5652 (check_changed_vars_3): New function.
5653 (emit_notes_for_changes): Traverse changed_vars to call
5654 check_changed_vars_3 on each changed var.
5655 (emit_notes_for_differences_1): Clear cur_loc_changed and
5656 in_changed_variables. Recompute cur_loc of new_var.
5657 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
5658 (vt_emit_notes): Initialize and destroy emitted_notes.
5660 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
5662 PR rtl-optimization/42220
5663 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
5664 Use verify_reg_tracked to determine if we should use OP_OUT rather
5666 (build_def_use): If we see an in-out operand for a register that we
5667 know nothing about, treat is an output if possible, fail the block if
5670 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5673 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
5676 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5679 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
5680 uses of relevant DEFs that are dead outside the loop too.
5682 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5684 * var-tracking.c (dataflow_set_merge): Swap src and src2.
5686 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5688 * var-tracking.c (values_to_unmark): New variable.
5689 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5690 values_to_unmark vector. Moved body to...
5691 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5692 instead queue it into values_to_unmark vector.
5693 (vt_find_locations): Free values_to_unmark vector.
5695 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
5697 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
5698 (site.exp): Export them when plugins are enabled.
5700 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
5703 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
5705 (chrec_fold_multiply): Same.
5707 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5710 * c-decl.c (build_compound_literal): Return early if init is
5713 2010-03-04 Martin Jambor <mjambor@suse.cz>
5715 PR tree-optimization/43164
5716 PR tree-optimization/43191
5717 * tree-sra.c (type_consists_of_records_p): Reject records with
5718 zero-size bit-fields at the end.
5720 2010-03-04 Mike Stump <mikestump@comcast.net>
5722 * Makefile.in (TAGS): Remove *.y.
5724 2010-03-04 Richard Guenther <rguenther@suse.de>
5726 PR tree-optimization/40761
5727 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
5729 (my_rev_post_order_compute): New function.
5730 (init_pre): Call it.
5732 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
5735 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
5736 decrease the cost of an IV candidate when the cost is infinite.
5738 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5740 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
5741 Use '3DNow!' for the extension of that name, ensure normal space
5743 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
5745 2010-03-03 Jeff Law <law@redhat.com>
5747 * PR middle-end/32693
5748 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
5749 than gen_rtx_SUBREG.
5750 (extract_bit_field_1): Likewise.
5752 2010-03-03 Janis Johnson <janis187@us.ibm.com>
5754 * doc/sourcebuild.texi (Test directives): Document that arguments
5755 include-opts and exclude-opts are now optional for dg-skip-if,
5756 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
5758 2010-03-03 Jason Merrill <jason@redhat.com>
5761 * cgraph.h (varpool_node): Add extra_name field.
5762 * varpool.c (varpool_extra_name_alias): New.
5763 (varpool_assemble_decl): Emit extra name aliases.
5764 (varpool_mark_needed_node): Look past an extra name alias.
5765 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
5766 * lto-streamer-in.c (lto_input_tree): Read it.
5767 * lto-streamer-out.c (output_unreferenced_globals): Write it.
5769 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
5771 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
5772 (sparc*-*-solaris2*): ...this.
5774 2010-03-03 Jakub Jelinek <jakub@redhat.com>
5777 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
5778 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
5779 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
5780 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
5783 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
5784 fallthrough to default handling, just with want_address 0 instead of 2.
5785 For single element lists, add_AT_loc directly, otherwise create an
5786 artificial variable DIE and stick location list to it.
5789 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
5790 (VAL_EXPR_HAS_REVERSE): Define.
5791 (reverse_op): New function.
5792 (add_stores): For reversible operations add an extra MO_VAL_USE.
5794 2010-03-02 Jason Merrill <jason@redhat.com>
5796 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
5798 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
5800 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
5801 (sparc64-*-linux*): Likewise.
5802 (sparc64-*-solaris2*): Include assembler files before linker ones.
5803 (sparc-*-solaris2*): Simplify and reorder to match previous case.
5804 * config/sparc/gas.h: Delete.
5805 * config/sparc/sol2-64.h: Add copyright notice.
5806 * config/sparc/sol2-gas-bi.h: Likewise.
5807 * config/sparc/sol2-gld.h: Likewise.
5808 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
5809 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
5810 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
5811 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
5812 (sparc_elf_asm_named_section): Rename into...
5813 (sparc_solaris_elf_asm_named_section): ...this. Always define.
5815 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
5817 * config/alpha/alpha.c (override_options): Fix -mtune error message.
5819 2010-03-02 Jeff Law <law@redhat.com>
5822 * reload1.c (rtx_p, substitute_stack): Declare.
5823 (substitute): Record addresses of changed rtxs.
5824 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
5825 Restore the original rtx when complete.
5826 (reload): Free subsitute_stack when complete.
5828 2010-03-02 Janis Johnson <janis187@us.ibm.com>
5830 * doc/gccint.texi (menu): Add Testsuites as a chapter.
5831 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
5833 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
5834 LTO Testing, gcov Testing, profopt Testing, compat Testing,
5835 Torture Tests): Change from subsection to section.
5837 2010-03-02 Jakub Jelinek <jakub@redhat.com>
5838 Steven Bosscher <steven@gcc.gnu.org>
5840 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
5843 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
5846 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
5847 the assignment from the new induction variable to the assignment
5848 of the value from the original loop PHI function.
5850 2010-03-01 Janis Johnson <janis187@us.ibm.com>
5851 Daniel Jacobowitz <dan@codesourcery.com>
5853 * doc/sourcebuild.texi (Test directives): Clarify options to
5856 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5858 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
5859 Disable cfi directives unless GCC and gas agree on using read-only
5860 .eh_frame sections for 64-bit.
5861 * configure: Regenerate.
5863 2010-03-01 Richard Guenther <rguenther@suse.de>
5865 PR tree-optimization/43220
5866 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
5867 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
5869 2010-03-01 Richard Guenther <rguenther@suse.de>
5870 Martin Jambor <mjambor@suse.cz>
5873 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
5874 gimplified parameters.
5876 2010-03-01 Christian Bruel <christian.bruel@st.com>
5878 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
5880 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
5882 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
5884 2010-03-01 Richard Guenther <rguenther@suse.de>
5887 * expr.c (expand_assignment): Use the alias-oracle to tell
5888 if the rhs aliases the result decl.
5890 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5893 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
5894 to sol_gt_pch_get_address.
5895 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
5896 64-bit, SPARC and x86.
5897 (sol_gt_pch_get_address): New function.
5899 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
5901 * toplev.h (inform_n, error_n): Declare.
5902 * diagnostic.c (inform_n, error_n): New function.
5904 2010-03-01 Jakub Jelinek <jakub@redhat.com>
5906 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
5907 has no rtl yet when processing local_decls, queue it and recheck
5908 if deferred stack allocation hasn't assigned it rtl.
5910 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5912 * config/sh/sh.c (unspec_bbr_uid): New.
5913 (gen_block_redirect): Use it instead of INSN_UID.
5914 (gen_far_branch): Likewise.
5916 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
5918 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
5919 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
5921 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5923 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
5924 (Warning Options): -Wno-conversion-null is valid for
5925 Objective-C++ as well.
5926 * doc/tm.texi (Named Address Spaces): Likewise.
5927 * doc/plugins.texi (Plugins): Replace TABs with spaces.
5928 * doc/tree-ssa.texi (Tree SSA): Likewise.
5930 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5933 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
5934 by default. Don't set the default arch for
5935 i[34567]86-*-darwin*|x86_64-*-darwin*.
5937 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5940 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
5941 default. Set the default 32bit/64bit archs with $with_arch
5942 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
5944 2010-02-27 Richard Guenther <rguenther@suse.de>
5946 PR tree-optimization/43186
5947 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
5948 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
5949 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
5950 unroller iterations.
5952 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5954 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
5955 required and i[34567]86-*-* targets don't support 64bit ISA.
5957 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
5960 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5963 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5965 * config.gcc: Set the default arch at least to Prescott for
5966 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
5967 if SSE math is enabled.
5969 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5971 * diagnostic.c (diagnostic_initialize): Update.
5972 (diagnostic_report_diagnostic): Test inhibit_notes_p for
5974 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
5975 (diagnostic_inhibit_notes): New.
5976 * toplev.c (process_options): inhibit notes with -fcompare-debug.
5978 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5981 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
5982 * doc/standards.texi: Likewise.
5983 * doc/extend.texi: Likewise.
5984 * doc/trouble.texi: Likewise.
5985 * doc/cppopts.texi: Likewise.
5986 * doc/install.texi: Likewise.
5987 * c.opt (std=c90,std=gnu90): New options.
5988 * c-opts.c (c_common_handle_option): Handle them.
5990 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5993 * c-decl.c (undeclared_variable): Use an informative note.
5995 2010-02-26 Richard Guenther <rguenther@suse.de>
5997 PR tree-optimization/43186
5998 * gimple.h (gimple_fold): Remove.
5999 * gimple.c (gimple_fold): Remove. Inline into single user ...
6000 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
6001 Try harder for conditions.
6003 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6006 * function.c (used_types_insert): Don't skip through named pointer
6007 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
6008 and it is different from the main variant's type.
6010 2010-02-26 Nick Clifton <nickc@redhat.com>
6012 * config/rx/rx.md (sminsi3): Remove bogus alternative.
6014 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6016 * config.gcc: Support --with-fpmath=sse for x86.
6018 * config/i386/ssemath.h: New.
6020 * doc/install.texi (--with-fpmath=sse): Documented.
6022 2010-02-26 Richard Guenther <rguenther@suse.de>
6024 PR tree-optimization/43188
6025 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
6026 vector types of over-aligned element type.
6028 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
6031 * config/i386/i386.c (expand_vec_perm_blend): Use correct
6032 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
6034 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
6036 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
6038 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6040 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
6041 * var-tracking.c: Include diagnostic.h.
6042 (debug_dv): New function.
6043 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
6046 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
6047 (add_value_chain, add_value_chains, remove_value_chain,
6048 remove_value_chains): Handle DEBUG_EXPRs.
6049 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
6052 * regcprop.c (struct queued_debug_insn_change): New type.
6053 (struct value_data_entry): Add debug_insn_changes field.
6054 (struct value_data): Add n_debug_insn_changes field.
6055 (debug_insn_changes_pool): New variable.
6056 (free_debug_insn_changes, apply_debug_insn_changes,
6057 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
6058 (kill_value_one_regno): Call free_debug_insn_changes if needed.
6059 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
6061 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
6063 (copyprop_hardreg_forward_1): Don't call apply_change_group for
6064 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
6065 changes, call cprop_find_used_regs via note_stores.
6066 (copyprop_hardreg_forward): When copying vd from predecessor
6067 which has any queued DEBUG_INSN changes, make sure the pointers are
6068 cleared. At the end call df_analyze and then if there are any
6069 DEBUG_INSN changes queued at the end of some basic block for still
6070 live registers, apply them.
6071 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
6073 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
6075 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
6078 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
6080 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
6081 targets. Set the default with_cpu/with_arch from arch/cpu.
6082 Allow x86-64 and native for with_cpu/with_arch.
6084 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
6086 * ebitmap.c: Change calls to verify_popcount with calls to
6087 sbitmap_verify_popcount.
6088 (ebitmap_clear_bit): Fixed map->cacheindex test and
6089 map>cache update when bit clearing results in an empty
6092 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6095 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
6096 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
6097 and support both V2DF and V2DI modes.
6098 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
6099 support both V2DF and V2DI modes.
6100 (general): Delete trailing whitespace from a few patterns.
6102 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6103 V2DF/V2DI interleave high/low builtins.
6105 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
6108 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
6109 interleave high/low functions.
6111 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
6113 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
6114 #pragma extern_prefix.
6116 2010-02-25 Jakub Jelinek <jakub@redhat.com>
6119 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
6120 BLKmode, assert op0 is a MEM and just adjust its mode.
6123 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
6124 if bitpos isn't multiple of mode's bitsize.
6126 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6128 * c.opt (-ftemplate-depth=): New.
6129 (-ftemplate-depth-): Deprecate.
6130 * optc-gen.awk: Handle -ftemplate-depth=.
6131 * opth-gen.awk: Likewise.
6132 * c-opts.c (c_common_handle_option): Likewise.
6133 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
6135 2010-02-24 Jason Merrill <jason@redhat.com>
6137 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
6139 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6141 * cfg.c (alloc_aux_for_block): Remove inline.
6142 (alloc_aux_for_edge): Likewise.
6144 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6146 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
6148 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6150 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
6151 * config/i386/sol2-gas.h: New file.
6152 * config.gcc (i[34567]86-*-solaris2*): Use it.
6154 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6157 * c-typeck.c (ep_convert_and_check): New.
6158 (build_conditional_expr): Use it.
6159 (build_binary_op): Likewise.
6161 2010-02-24 Jakub Jelinek <jakub@redhat.com>
6163 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
6166 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
6167 bounds even for -O+.
6168 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
6169 expr needs to have DECL_NAME set.
6171 2010-02-24 Nick Clifton <nickc@redhat.com>
6173 * config/mep/mep.c: Include gimple.h.
6174 (mep_function_uses_sp): Delete unused function.
6175 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
6176 parameters. Use unsigned integers to count args. Return a
6177 NULL_RTX instead of an error_mark_node. Toidy up formatting.
6179 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6182 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
6183 greater or equal to nelt instead of 2 * nelt.
6184 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
6187 2010-02-23 Jason Merrill <jason@redhat.com>
6190 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
6191 in cfun->local_decls even if they have register types.
6194 * stor-layout.c (place_field): Don't warn about unnecessary
6195 DECL_PACKED if the type is packed.
6197 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6200 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
6201 GOTOFF relocs, even when the base reg isn't pic pointer.
6203 2010-02-23 Michael Matz <matz@suse.de>
6206 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
6207 (expand_gimple_basic_block): Generate and use debug temps if there
6208 are debug uses left after the last real use of TERed ssa names.
6209 Unlink debug immediate uses when they are expanded.
6211 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
6214 * config/i386/i386.c (override_options): Reorganise to provide
6215 better error messages.
6217 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6220 * graphite-scop-detection.c (create_single_exit_edge): Move
6221 the call to find_single_exit_edge to....
6222 (create_sese_edges): ...here. Don't handle multiple edges
6223 exiting the function.
6224 (build_graphite_scops): Don't handle multiple edges
6225 exiting the function.
6227 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6230 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
6231 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
6233 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6236 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
6238 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
6241 * c-typeck.c (convert_arguments): Print declaration location.
6242 * c-common.c (validate_nargs): Rename as
6243 builtin_function_validate_nargs.
6244 (check_builtin_function_arguments): Update.
6246 2010-02-22 Richard Guenther <rguenther@suse.de>
6249 * tree-inline.c (declare_return_variable): Use the type of
6250 the call stmt lhs if available.
6252 2010-02-22 Duncan Sands <baldrick@free.fr>
6254 * passes.c (register_pass): Always consider all pass lists when
6255 ref_pass_instance_number is zero.
6257 2010-02-22 Richard Guenther <rguenther@suse.de>
6259 PR tree-optimization/42749
6260 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
6261 parameter. Do arithmetic in the original type.
6262 (update_accumulator_with_ops): Likewise.
6263 (adjust_accumulator_values): Adjust.
6265 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6267 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
6268 (QI to BLKmode splitter): New splitter.
6270 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
6272 * config/i386/i386.c (initial_ix86_tune_features): Turn on
6273 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
6275 2010-02-22 Richard Guenther <rguenther@suse.de>
6277 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
6279 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
6281 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
6282 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
6283 ($(T)crti.o, $(T)crtn.o): Remove rules.
6285 2010-02-21 Tobias Burnus <burnus@net-b.de>
6288 * doc/invoke.texi (-fassociative-math): Document that this
6289 option is automatically enabled for Fortran.
6291 2010-02-20 David S. Miller <davem@davemloft.net>
6293 * configure.ac: Test if linker and assembler properly support
6294 GOTDATA_OP relocations.
6295 * configure: Rebuild.
6296 * config.in: Likewise.
6297 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
6298 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
6299 (movsi_high_pic): Likewise.
6300 (movdi_lo_sum_pic): Likewise.
6301 (movdi_high_pic): Likewise.
6302 (movsi_pic_gotdata_op): New pattern.
6303 (movdi_pic_gotdata_op): Likewise.
6304 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
6305 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
6307 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
6310 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
6311 attribute to ssemul.
6312 (xop_mulv2div2di3_high): Ditto.
6314 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6317 * c.opt (Wconversion-null): New option.
6318 * doc/invoke.texi (Wconversion-null): Document.
6320 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6322 * common.opt (Wlarger-than-): Add Undocumented.
6324 2010-02-19 Mike Stump <mikestump@comcast.net>
6326 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
6328 2010-02-19 Jason Merrill <jason@redhat.com>
6331 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
6332 * configure: Likewise.
6334 2010-02-20 Alan Modra <amodra@gmail.com>
6337 * cgraph.h (cgraph_make_decl_local): Declare.
6338 * cgraph.c (cgraph_make_decl_local): New function.
6339 (cgraph_make_node_local): Use it.
6340 * cgraphunit.c (cgraph_function_versioning): Likewise.
6341 * ipa.c (function_and_variable_visibility): Likewise.
6343 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6346 * except.c (sjlj_emit_function_enter): Don't call
6347 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
6349 * rtl.h (add_reg_br_prob_note): Remove prototype.
6351 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6354 * c-common.c (conversion_warning): Remove widening conversions
6355 before checking the conversion of integers to reals.
6357 2010-02-19 Mike Stump <mikestump@comcast.net>
6360 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
6363 * cgraphunit.c (process_function_and_variable_attributes): Check
6364 DECL_PRESERVE_P instead of looking up attribute "used".
6365 * ipa-pure-const.c (check_decl): Likewise.
6366 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
6367 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
6368 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
6369 instead of attribute "used".
6370 * config/sol2-c.c (solaris_pragma_init): Likewise.
6371 (solaris_pragma_fini): Likewise.
6373 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6375 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
6376 Use XCNEW instead of xcalloc.
6377 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
6378 XNEW instead of xmalloc.
6379 (get_fields): Use XNEWVEC instead of xmalloc.
6382 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
6383 populate vars array.
6384 (create_new_general_access): For debug stmts just reset value.
6385 (get_stmt_accesses): For accesses within debug stmts just record them
6386 using add_access_to_acc_sites instead of preventing the peeling or
6387 counting them as accesses.
6390 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
6392 2010-02-19 Richard Guenther <rguenther@suse.de>
6394 PR tree-optimization/42916
6395 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
6398 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
6400 * configure.ac: Replace all uses of changequote in macro arguments
6401 with proper quoting.
6403 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6406 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
6408 2010-02-19 Richard Guenther <rguenther@suse.de>
6410 PR tree-optimization/42944
6411 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
6412 test for aliasing with errno.
6414 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6417 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
6418 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
6419 * dojump.c: Include output.h.
6420 (inv): New inline function.
6421 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
6422 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
6423 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
6424 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
6425 argument, pass it down to other calls.
6426 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
6427 add REG_BR_PROB note to the conditional jump.
6428 * cfgexpand.c (add_reg_br_prob_note): Removed.
6429 (expand_gimple_cond): Don't call it, add the probability
6430 as last argument to jumpif_1/jumpifnot_1.
6431 * Makefile.in (dojump.o): Depend on output.h.
6432 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
6434 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
6435 * stmt.c (do_jump_if_equal): Likewise.
6436 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
6437 * loop-unswitch.c (compare_and_jump_seq): Likewise.
6438 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
6440 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
6441 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
6442 jumpifnot_1 callers.
6443 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
6445 (store_expr): Adjust jumpifnot caller.
6446 (store_constructor): Adjust jumpif caller.
6449 * gimplify.c (gimple_boolify): For __builtin_expect call
6450 gimple_boolify also on its first argument.
6452 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
6454 * configure.ac (gnu-unique-object): Wrap regexps using [] in
6456 (__stack_chk_fail): Ditto. Remove quadrigraphs.
6457 * configure: Regenerated.
6459 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6461 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
6462 lang_hooks.types_compatible_p instead of comptypes.
6464 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
6466 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
6467 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
6468 if __prefer_thumb__ is defined.
6470 2010-02-18 Martin Jambor <mjambor@suse.cz>
6472 PR tree-optimization/43066
6473 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
6474 array with zero-sized element type.
6476 2010-02-18 Jakub Jelinek <jakub@redhat.com>
6478 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
6479 rtx, allocate struct var_loc_node here and return it to the
6480 caller, and only if it is actually needed.
6481 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
6482 move it earlier and return immediately if it returns NULL.
6484 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
6486 * config/sparc/gas.h: New file. Restore
6487 TARGET_ASM_NAMED_SECTION to its ELF default.
6488 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
6490 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6491 Likewise. Add ATTRIBUTE_UNUSED to prototype.
6492 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
6493 after sparc/sysv4.h.
6495 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
6497 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
6499 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
6501 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
6502 patterns from predicated pattern.
6504 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
6507 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
6508 for insn mnemonic suffix.
6510 2010-02-17 Richard Guenther <rguenther@suse.de>
6512 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
6515 2010-02-17 Jakub Jelinek <jakub@redhat.com>
6518 * caller-save.c (save_call_clobbered_regs): If BB ends with
6519 a DEBUG_INSN, move any notes in between last real insn and the last
6520 DEBUG_INSN after the last DEBUG_INSN.
6522 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
6524 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
6525 Fix return type. Fix argument type. Explain meaning of return value.
6527 2010-02-16 Richard Guenther <rguenther@suse.de>
6529 PR tree-optimization/41043
6530 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
6531 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
6533 (vrp_visit_phi_node): ... but only for loop PHI nodes.
6535 2010-02-16 Ira Rosen <irar@il.ibm.com>
6537 PR tree-optimization/43074
6538 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
6539 * tree-vect-loop.c (vect_analyze_loop_operations): Add
6540 vectorizable cycles in hybrid SLP check.
6541 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
6543 2010-02-16 Richard Guenther <rguenther@suse.de>
6545 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
6546 (true_dependence): If memrefs_conflict_p computes must-alias
6547 trust it. Move TBAA check after offset-based disambiguation.
6548 (canon_true_dependence): Likewise.
6550 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
6552 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
6553 * doc/invoke.texi: Document it.
6554 * var-tracking.c: Include toplev.h and params.h.
6555 (vt_find_locations): Return bool indicating success. Compute
6556 hash sizes unconditionally. Check new parameter, report.
6557 (variable_tracking_main_1): Check vt_find_locations results and
6558 retry. Renamed from...
6559 (variable_tracking_main): ... this. New wrapper to preserve
6560 flag_var_tracking_assignments.
6561 * Makefile.in (var-tracking.o): Adjust dependencies.
6563 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
6564 Jakub Jelinek <jakub@redhat.com>
6567 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
6568 if weak_import attribute is present.
6569 * config/darwin.c (machopic_select_section): Likewise.
6571 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
6573 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
6574 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
6575 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
6576 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
6578 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
6581 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
6584 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
6585 Rewrite text to refer to the names.
6587 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
6589 * config/i386/i386-builtin-types.def
6590 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
6591 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
6592 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
6593 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
6594 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
6595 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
6596 IX86_BUILTIN_VPERMIL2PS256.
6597 (MULTI_ARG_4_DF2_DI_I): Defined.
6598 (MULTI_ARG_4_DF2_DI_I1): Defined.
6599 (MULTI_ARG_4_SF2_SI_I): Defined.
6600 (MULTI_ARG_4_SF2_SI_I1): Defined.
6601 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
6602 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
6603 __builtin_ia32_vpermil2ps256.
6604 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6605 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6606 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
6607 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6608 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6609 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
6610 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
6611 CODE_FOR_xop_vpermil2v8sf3.
6612 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
6613 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
6614 * config/i386/xopintrin.h (_mm_permute2_pd): New.
6615 (_mm256_permute2_pd): New.
6616 (_mm_permute2_ps): New.
6617 (_mm256_permute2_ps): New.
6619 2010-02-15 Nick Clifton <nickc@redhat.com>
6621 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
6622 boolean parameters. Use emit_jump_insn when emitting a pop
6623 instruction containing a return insn.
6624 (push): Use 'true' rather than '1' as second parameter to F.
6625 (h8300_expand_prologue): Likewise.
6626 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
6627 (h8300_expand_epilogue): Likewise.
6629 2010-02-15 Richard Guenther <rguenther@suse.de>
6632 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
6635 2010-02-15 Nick Clifton <nickc@redhat.com>
6637 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
6640 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
6642 * intl.c (fake_ngettext): New function.
6643 * intl.h (fake_ngettext): Declare.
6644 (ngettext): Define macro.
6645 * collect2.c (notice_translated): New function.
6646 (main): Use notice_translated and ngettext.
6647 * collect2.h (notice_translated): Declare.
6649 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
6651 * reorg.c (delete_computation): Comment fixes.
6652 * caller-save.c (setup_save_areas): Idem.
6653 * sel-sched-dump.c (dump_lv_set): Idem.
6656 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6658 * config/s390/s390.c (s390_sched_init): New function.
6659 (TARGET_SCHED_INIT): Target hook defined.
6661 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
6662 Jack Howarth <howarth@bromo.med.uc.edu>
6663 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6666 Partial revert of unintended change in fix for PR41605.
6667 * config/darwin.h: Fix typo.
6668 * config/darwin9.h: Same.
6670 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6672 * c-pch.c (pch_init): Clear v.
6674 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6677 * graphite-scop-detection.c (graphite_can_represent_scev): Call
6678 graphite_can_represent_init for MULT_EXPR.
6680 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6684 * graphite-sese-to-poly.c (remove_phi): New.
6685 (translate_scalar_reduction_to_array): Call remove_phi.
6687 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6690 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
6691 * graphite-clast-to-gimple.h (gloog): Update declaration.
6692 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
6693 * graphite-poly.h (struct poly_bb): Add missing comments.
6694 (struct scop): Add poly_scop_p field.
6696 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
6697 * graphite.c (graphite_transform_loops): Build the polyhedral
6698 representation for each scop before code generation.
6699 * sese.c (rename_variables_in_operand): Removed.
6700 (rename_variables_in_expr): Return the renamed expression.
6701 (rename_sese_parameters): New.
6702 * sese.h (rename_sese_parameters): Declared.
6704 2010-02-11 Richard Guenther <rguenther@suse.de>
6706 PR tree-optimization/42998
6707 * tree-ssa-pre.c (create_expression_by_pieces): Treat
6708 POINTER_PLUS_EXPR properly.
6710 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6711 Changpeng Fang <changpeng.fang@amd.com>
6714 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
6715 the cost of an IV candidate when the IV is used in a test against zero.
6717 * gcc.dg/tree-ssa/ivopts-3.c: New.
6719 2010-02-11 Richard Guenther <rguenther@suse.de>
6722 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
6723 pointer-vs-decl case by swapping refs. Handle some cases
6724 of pointer-vs-decl disambiguations more conservatively.
6725 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
6726 to false after expanding.
6728 2010-02-11 Richard Guenther <rguenther@suse.de>
6731 * gcc.c (process_command): Handle LTO file@offset case more
6734 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6736 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
6737 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
6739 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
6741 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
6742 if MEM's mode size isn't DWARF2_ADDR_SIZE.
6743 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
6744 Optimize eq/ne comparisons when both arguments are known to be
6746 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
6747 Don't mask operands unnecessarily if they are known to be already
6750 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
6752 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
6755 2010-02-10 Richard Guenther <rguenther@suse.de>
6757 PR tree-optimization/43017
6758 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
6759 for wrapping signed arithmetic.
6761 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6764 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
6765 if no debug info should be emitted for it.
6767 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
6769 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
6770 note when flag_exceptions is set.
6772 2010-02-10 Duncan Sands <baldrick@free.fr>
6774 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
6776 2010-02-10 Richard Guenther <rguenther@suse.de>
6779 * tree.c (get_unwidened): Handle constants.
6780 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
6782 2010-02-10 Martin Jambor <mjambor@suse.cz>
6785 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
6786 check for variable argument counts independently.
6788 2010-02-10 Christian Bruel <christian.bruel@st.com>
6791 * config/sh/sh.c (find_barrier): Increase length for non delayed
6792 conditional branches.
6794 2010-02-10 Christian Bruel <christian.bruel@st.com>
6796 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
6798 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6800 * builtins.c (set_builtin_user_assembler_name): Also handle
6801 ffs if int is smaller than word.
6803 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
6806 * ira-conflicts.c (get_dup): Remove.
6807 (process_reg_shuffles): Add new parameter. Use it as an
6808 additional guard for copy generation.
6809 (add_insn_allocno_copies): Rewrite.
6811 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
6813 * common.opt (fsched2-use-traces): Preserved for backward
6815 * doc/invoke.texi: Remove the documentation about option
6816 -fsched2-use-traces.
6817 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
6818 flag_sched2_use_traces.
6819 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
6820 the backward compatibility flag section.
6822 2010-02-09 Richard Guenther <rguenther@suse.de>
6824 PR tree-optimization/43008
6825 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
6826 make HEAP variables initialized from global memory if they
6827 are not known builtin functions.
6828 (find_func_aliases): Adjust.
6830 2010-02-09 Richard Guenther <rguenther@suse.de>
6832 PR tree-optimization/43000
6833 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
6834 arithmetic manually.
6836 2010-02-08 Jakub Jelinek <jakub@redhat.com>
6838 PR tree-optimization/42931
6839 * tree-loop-linear.c (try_interchange_loops): Don't call
6840 double_int_mul if estimated_loop_iterations failed.
6842 2010-02-08 Martin Jambor <mjambor@suse.cz>
6845 * tree-sra.c (build_accesses_from_assign): Do not mark in
6846 should_scalarize_away_bitmap if stmt has volatile ops.
6847 (sra_modify_assign): Do not process assigns piecemeal if if stmt
6850 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
6852 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
6854 2010-02-07 Adam Nemet <adambnmet@gmail.com>
6856 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
6859 2010-02-07 Andrew Pinski <pinskia@gmail.com>
6862 * df-core.c (df_finish_pass): Change type of saved_flags to int.
6864 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6867 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
6868 to unknown_dependence.
6869 (graphite_legal_transform_dr): Handle the unknown_dependence.
6870 (graphite_carried_dependence_level_k): Same.
6872 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6874 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
6876 2010-02-07 Richard Guenther <rguenther@suse.de>
6879 * expr.c (get_inner_reference): Always initialize *pbitsize.
6881 2010-02-07 Richard Guenther <rguenther@suse.de>
6884 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
6885 new ARRAY_REFs on variable size element or minimal index arrays.
6887 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
6888 gimple_fold_indirect_ref.
6890 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
6893 * arm.c (arm_override_options): Just return if the user has specified
6894 an invalid fpu name.
6896 2010-02-03 Jason Merrill <jason@redhat.com>
6899 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
6900 i386_pe_maybe_record_exported_symbol.
6902 2010-02-05 Steve Ellcey <sje@cup.hp.com>
6905 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6906 (pa_delegitimize_address): New function.
6908 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
6910 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
6911 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
6913 2010-02-05 Richard Guenther <rguenther@suse.de>
6916 * lto-streamer-in.c (get_resolution): Deal with references
6917 to undefined functions.
6919 2010-02-05 Richard Guenther <rguenther@suse.de>
6921 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
6922 (fold_const_aggregate_ref): Likewise.
6923 (ccp_fold_stmt): Substitute loads.
6924 (maybe_fold_reference): Verify types before substituting.
6926 (fold_gimple_assign): Unshare properly.
6927 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
6929 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
6931 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
6932 for rs6000_gen_cell_microcode.
6934 2010-02-04 Richard Guenther <rguenther@suse.de>
6936 PR rtl-optimization/42952
6937 * dse.c (const_or_frame_p): Remove MEM handling.
6939 2010-02-04 Nick Clifton <nickc@redhat.com>
6941 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
6942 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
6943 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
6944 (mn10300_asm_output_mi_thunk): New function.
6945 (mn10300_can_output_mu_thunk): New function.
6946 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
6947 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
6948 (FUNCTION_ARG): Delete incorrect comment.
6950 2010-02-03 Jason Merrill <jason@redhat.com>
6953 * fold-const.c (operand_equal_p): Handle erroneous types.
6955 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
6957 * config/h8300/h8300.md (can_delay): Fix attibute condition.
6959 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
6961 PR rtl-optimization/42941
6962 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
6965 2010-02-03 Jason Merrill <jason@redhat.com>
6968 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
6970 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
6973 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
6974 (cselib_reset_table): Renamed from...
6975 (cselib_reset_table_with_next_value): ... this.
6976 (cselib_get_next_uid): Renamed from...
6977 (cselib_get_next_unknown_value): ... this.
6978 * cselib.c (next_uid): Renamed from...
6979 (next_unknown_value): ... this.
6980 (cselib_clear_table): Adjust.
6981 (cselib_reset_table): Adjust. Renamed from...
6982 (cselib_reset_table_with_next_value): ... this.
6983 (cselib_get_next_uid): Adjust. Renamed from...
6984 (cselib_get_next_unknown_value): ... this.
6985 (get_value_hash): Use hash.
6986 (cselib_hash_rtx): Likewise.
6987 (new_cselib_val): Adjust. Set and dump uid.
6988 (cselib_lookup_mem): Pass next_uid as hash.
6989 (cselib_subst_to_values): Likewise.
6990 (cselib_log_lookup): Dump uid.
6991 (cselib_lookup): Pass next_uid as hash. Adjust.
6992 (cselib_process_insn): Adjust.
6993 (cselib_init): Initialize next_uid.
6994 (cselib_finish): Adjust.
6995 (dump_cselib_table): Likewise.
6996 * dse.c (canon_address): Dump value uid.
6997 * print-rtl.c (print_rtx): Print value uid.
6998 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
7000 (dv_uid): New function, sort of renamed from...
7001 (dv_htab_hash): ... this, reimplemented in terms of it and...
7002 (dv_uid2hash): ... this. New.
7003 (variable_htab_eq): Drop excess assertions.
7004 (tie_break_pointers): Removed.
7005 (canon_value_cmp): Compare uids.
7006 (variable_post_merge_New_vals): Print uids.
7007 (vt_add_function_parameters): Adjust.
7008 (vt_initialize): Reset table. Adjust.
7010 2010-02-03 Richard Guenther <rguenther@suse.de>
7012 PR tree-optimization/42944
7013 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
7014 (call_may_clobber_ref_p_1): Likewise. Properly handle
7015 malloc and calloc clobbering errno.
7017 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
7019 * doc/invoke.texi: Fix name of sched1 dump.
7021 * opts.c (decode_options): Set flag_tree_switch_conversion
7022 only conditionally on optimize >= 2.
7024 * gcse.c: Assorted comment fixes in pass description.
7026 2010-02-03 Anthony Green <green@moxielogic.com>
7028 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
7029 nop padding in order to maintain alignment of storage location of
7030 target function address.
7031 (moxie_trampoline_init): Store target function address at newly
7033 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
7035 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
7037 2010-02-03 Richard Guenther <rguenther@suse.de>
7040 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
7042 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7044 * config.gcc: Reenable check for obsolete targets.
7045 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
7046 mips-sgi-irix6.[0-4]*.
7048 2010-02-02 Nick Clifton <nickc@redhat.com>
7050 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
7051 constant size of 4 as being the same as 0.
7052 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
7053 can take values in the range 0..4.
7055 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
7058 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
7059 as _darwin10_Unwind_FindEnclosingFunction().
7060 * libgcc-libsystem.ver: New.
7062 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
7065 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
7066 implicitly set registers.
7068 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
7070 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
7071 (arm_override_options): Allow automatic selection of the thread
7072 pointer register if thumb2.
7073 (legitimize_pic_address): Improve code sequences for Thumb2.
7074 (arm_call_tls_get_addr): Likewise.
7075 (legitimize_tls_address): Likewise.
7076 * arm.md (pic_load_addr_arm): Delete. Replace with ...
7077 (pic_load_addr_32bit): ... this. New named pattern.
7078 * thumb2.md (pic_load_addr_thumb2): Delete.
7079 (pic_load_dot_plus_four): Delete.
7080 (tls_load_dot_plus_four): New named pattern.
7082 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7085 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
7086 Document fix for TLS bug.
7088 2010-01-31 Richard Guenther <rguenther@suse.de>
7090 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
7091 conservatively correct.
7093 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7097 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7099 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7101 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7103 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
7105 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
7107 * config.gcc: Adjust order of makefile fragments for mingw targets.
7109 2010-01-31 Richard Guenther <rguenther@suse.de>
7112 * gimplify.c (gimplify_init_constructor): For volatile LHS
7113 initialize a temporary.
7115 2010-01-31 Matthias Klose <doko@ubuntu.com>
7117 * configure.ac: Fix __stack_chk_fail check for cross builds configured
7119 * configure: Regenerate.
7121 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
7123 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7124 the same alias set and their sizes different constantness.
7125 (aliasing_component_refs_p): Revert 2009-10-24 change.
7127 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7129 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
7132 2010-01-29 Richard Guenther <rguenther@suse.de>
7134 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
7135 Assert we successfully updated the call.
7137 2010-01-29 Jakub Jelinek <jakub@redhat.com>
7139 PR rtl-optimization/42889
7140 * df.h (df_set_bb_dirty_nonlr): New prototype.
7141 * df-core.c (df_set_bb_dirty_nonlr): New function.
7142 * df-scan.c (df_insn_rescan): Call it instead of
7143 df_set_bb_dirty for DEBUG_INSNs.
7145 2010-01-29 Richard Guenther <rguenther@suse.de>
7148 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
7149 quadratic behavior in most cases.
7151 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
7154 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
7155 in the call to gen_x86_movsicc_0_m1.
7157 2010-01-28 Richard Guenther <rguenther@suse.de>
7159 PR tree-optimization/42871
7160 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
7162 2010-01-28 Richard Guenther <rguenther@suse.de>
7164 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
7165 into call arguments.
7167 2010-01-28 Richard Guenther <rguenther@suse.de>
7170 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
7171 the forwarder if the destination is an EH landing pad.
7173 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
7175 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
7176 block list passed to gimple_duplicate_sese_tail.
7177 (parallelize_loops): Avoid parallelization when the function
7179 Avoid parallelization when the preheader is IRREDUCIBLE.
7180 Try to optimize when estimated_loop_iterations_int is unresolved.
7181 Add the loop's location to the dump file.
7182 * tree-cfg.c (add_phi_args_after_redirect): Remove.
7183 (gimple_duplicate_sese_tail): Remove the check for the latch.
7184 Redirect nexits to the exit block.
7185 Remove handling of the incoming edges to the latch.
7186 Redirect the backedge from the copied latch to the exit bb.
7188 2010-01-28 Michael Matz <matz@suse.de>
7191 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
7192 Wrap force_reg into a sequence, emit it before user.
7194 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
7196 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
7198 (arm_legacy_rev): Likewise.
7199 (thumb_legacy_rev): Likewise.
7201 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7203 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
7204 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
7205 on MEM's address failed, try avoid_constant_pool_reference and
7206 recurse if it returned something different.
7207 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
7208 address, try avoid_constant_pool_reference and recurse if it
7209 returned something different.
7210 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
7211 address and avoid_constant_pool_reference returned something
7212 different, don't set have_address.
7214 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
7217 * var-tracking.c (val_store): Add modified argument, obey it.
7219 (count_uses): Move down logging of main.
7220 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
7221 don't need resolution.
7222 (emit_notes_in_bb): Likewise.
7224 2010-01-27 Richard Guenther <rguenther@suse.de>
7227 * tree-inline.c (remap_decl): Delay remapping of SSA name
7228 default definitions until we need them.
7230 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7232 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7233 (rs6000_delegitimize_address): New function.
7235 * config/s390/s390.c (s390_delegitimize_address): Call
7236 delegitimize_mem_from_attrs.
7239 * tree-inline.c (cannot_copy_type_1): Removed.
7240 (copy_forbidden): Don't forbid copying of functions containing
7241 records/unions with variable length fields.
7243 2010-01-27 Christian Bruel <christian.bruel@st.com>
7247 * config/sh/sh.c (find_barrier): Increase length for non delayed
7248 conditional branches.
7250 2010-01-27 Matthias Klose <doko@ubuntu.com>
7252 * configure.ac (gnu-unique-object): Fix ldd version check.
7253 * configure: Regenerate.
7255 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7257 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
7259 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
7260 Test for HAVE_GNU_AS value.
7262 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7264 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
7265 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
7266 INT64_TYPE): Define.
7267 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
7268 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7269 INT_LEAST64_TYPE): Define.
7270 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
7271 UINT_LEAST64_TYPE): Define.
7272 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
7273 INT_FAST64_TYPE): Define.
7274 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7275 UINT_FAST64_TYPE): Define.
7276 (INTMAX_TYPE, UINTMAX_TYPE): Define.
7277 (INTPTR_TYPE, UINTPTR_TYPE): Define.
7278 (SIG_ATOMIC_TYPE): Define.
7280 2010-01-26 Richard Guenther <rguenther@suse.de>
7282 * df-scan.c (df_scan_set_bb_info): Remove assert.
7283 (df_insn_rescan_debug_internal): Merge asserts.
7284 (df_install_ref): Likewise.
7285 (df_mark_reg): Use bitmap_set_range.
7286 (df_hard_reg_used_p): Remove assert.
7287 (df_hard_reg_used_count): Likewise.
7289 2010-01-26 Richard Guenther <rguenther@suse.de>
7291 PR rtl-optimization/42685
7292 * web.c (web_main): Ignore DEBUG_INSNs.
7294 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
7296 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
7298 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
7299 Fix types of fndecl and arglist parameters.
7301 2010-01-26 Richard Guenther <rguenther@suse.de>
7304 * tree-eh.c (unsplit_eh): Skip debug insns.
7306 2010-01-26 Richard Guenther <rguenther@suse.de>
7308 PR tree-optimization/42250
7309 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
7311 2010-01-26 Jakub Jelinek <jakub@redhat.com>
7314 * omp-low.c (expand_omp_sections): Only use single_pred if
7315 l2_bb is single_pred_p.
7317 2010-01-25 Christian Bruel <christian.bruel@st.com>
7320 * config/sh/sh.c (find_barrier): Increase length for non delayed
7321 conditional branches.
7322 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
7324 2010-01-24 David S. Miller <davem@davemloft.net>
7326 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
7327 define if not using GAS.
7328 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7329 Likewise. Delete SECTION_MERGE code, which is only applicable
7332 2010-01-24 Mark Mitchell <mark@codesourcery.com>
7335 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
7336 mangling of va_list in system headers.
7338 2010-01-23 Toon Moene <toon@moene.org>
7340 * tree-predcom.c (combine_chains): Return NULL, not false.
7342 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
7344 * tree-loop-distribution.c (distribute_loop): Fix declaration and
7345 initialization of variable res to agree with return type.
7347 2010-01-22 Steve Ellcey <sje@cup.hp.com>
7349 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
7350 * tree-sra.c: Add include of expr.h.
7352 2010-01-22 Jakub Jelinek <jakub@redhat.com>
7354 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
7355 insert the debug stmt on the single non-EH edge from the stmt.
7357 2010-01-22 Richard Henderson <rth@redhat.com>
7360 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
7361 the RHS until after generate_subtree_copies has insertted its
7362 code before the current statement.
7364 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
7366 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
7368 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
7370 2010-01-21 Martin Jambor <mjambor@suse.cz>
7372 PR tree-optimization/42585
7373 * tree-sra.c (struct access): New field grp_total_scalarization.
7374 (dump_access): Dump the new field.
7375 (should_scalarize_away_bitmap): New variable.
7376 (cannot_scalarize_away_bitmap): Likewise.
7377 (sra_initialize): Allocate new bitmaps.
7378 (sra_deinitialize): Free new bitmaps.
7379 (create_access_1): New function.
7380 (create_access): Parts moved to create_access_1.
7381 (type_consists_of_records_p): New function.
7382 (completely_scalarize_record): Likewise.
7383 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
7384 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
7385 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
7387 (analyze_all_variable_accesses): Completely scalarize small eligible
7390 2010-01-21 Martin Jambor <mjambor@suse.cz>
7392 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
7394 2010-01-21 Andrew Haley <aph@redhat.com>
7396 * gcc.c (process_command): Move lang_specific_driver before
7397 setting cc_libexec_prefix.
7399 2010-01-21 Richard Guenther <rguenther@suse.de>
7402 * fold-const.c (negate_expr_p): Pretend only negative
7403 real constants are easily negatable.
7405 2010-01-20 Janis Johnson <janis187@us.ibm.com>
7406 Jason Merrill <jason@redhat.com>
7408 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
7409 (TYPE_TRANSPARENT_AGGR): this, for union and record.
7410 * calls.c (initialize argument_information): Handle it.
7411 * c-common.c (handle_transparent_union_attribute): Use new name.
7412 * c-decl.c (finish_struct): Ditto.
7413 * c-typeck.c (type_lists_compatible_p): Ditto.
7414 (convert_for_assignment): Use new name and also handle record.
7415 * function.c (aggregate_value_p): Handle it.
7416 (pass_by_reference): Ditto.
7417 (assign_parm_data_types): Ditto.
7418 * print-tree.c (print_node): Ditto.
7419 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
7420 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
7421 * tree.c (first_field): New fn.
7423 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
7426 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
7427 even when linking statically, for now.
7429 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7432 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
7433 without a cselib val.
7434 (count_uses): Accept MO_VAL_SET with no val on stores.
7435 (add_stores): Likewise.
7437 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7439 * var-tracking.c (check_value_val): Add a compile time assertion.
7440 (dv_is_decl_p): Simplify.
7441 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
7442 gcc_assert if ENABLE_CHECKING.
7444 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7447 * var-tracking.c: Include tree-flow.h.
7448 (mem_dies_at_call): New.
7449 (dataflow_set_preserve_mem_locs): Use it.
7450 (dataflow_set_remove_mem_locs): Likewise.
7451 (dump_var): Renamed from dump_variable. Adjust all callers.
7452 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
7453 * Makefile.in (var-tracking.o): Adjust deps.
7455 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
7457 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
7459 2010-01-20 Richard Guenther <rguenther@suse.de>
7461 PR tree-optimization/42717
7462 * tree-ssa-dce.c (get_live_post_dom): Remove.
7463 (forward_edge_to_pdom): Take an arbitrary edge to copy
7464 degenerate PHI args from.
7465 (remove_dead_stmt): Use the first post-dominator even if it
7466 does not contain live statements as redirection destination.
7468 2010-01-20 Richard Guenther <rguenther@suse.de>
7470 * tree-inline.c (estimate_num_insns): Handle EH builtins.
7472 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7474 * sel-sched.c (create_speculation_check): Remove set but not used
7476 (try_transformation_cache): Remove set but not used variable ds.
7477 (calculate_privileged_insns): Remove set but not used variables
7478 cur_insn and min_spec_insn.
7479 (find_best_expr): Remove set but not used variable avail_n.
7480 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
7482 * cgraphunit.c (assemble_thunk): Remove set but not used variable
7484 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
7485 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
7488 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
7491 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
7492 cpu types. Add support for *-sse3 cpu types.
7493 (x86_64-*-*): Ditto.
7495 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7498 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
7499 argument, call initializer_constant_valid_p_1 instead of
7500 initializer_constant_valid_p, pass CACHE to it, return NULL
7501 immediately if first call returns NULL.
7502 (initializer_constant_valid_p_1): New function.
7503 (initializer_constant_valid_p): Use it.
7505 2010-01-20 Thomas Quinot <quinot@adacore.com>
7507 * tree.def (PLACEHOLDER_EXPR): Fix comment.
7509 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7511 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
7512 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
7513 (loc_list_from_tree): Don't handle unsigned division. Handle
7514 signed modulo using DW_OP_{over,over,div,mul,minus}.
7515 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
7516 modulo instead of signed.
7518 2010-01-20 DJ Delorie <dj@redhat.com>
7520 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
7522 (h8300_emit_stack_adjustment): Propogate it.
7524 (h8300_expand_prologue): Likewise.
7525 (h8300_expand_epilogue): Likewise.
7527 2010-01-19 Michael Matz <matz@suse.de>
7529 PR tree-optimization/41783
7530 * tree-data-ref.c (toplevel): Include flags.h.
7531 (dump_data_dependence_relation): Also dump the inputs if the
7532 result will be unknown.
7533 (split_constant_offset_1): Look through some conversions.
7534 * tree-predcom.c (determine_roots_comp): Restart a new chain if
7535 the offset from last element is too large.
7536 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
7537 (reassociate_to_the_same_stmt): Handle vector registers.
7538 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
7540 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
7541 wide_prolog_niters argument, emit widening instructions.
7542 (vect_do_peeling_for_alignment): Adjust caller, use widened
7543 variant of the iteration cound.
7544 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
7546 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7549 * config/arm/neon-testgen.m (emit_automatics): New parameter
7550 features. Adjust for Fixed_return_reg feature.
7551 (test_intrinsic): Call emit_automatics with new feature.
7552 * config/arm/neon.ml: Update copyright years.
7553 (features): New Fixed_return_reg feature.
7554 (ops): Update feature for Vget_low.
7556 2010-01-19 Jakub Jelinek <jakub@redhat.com>
7558 PR tree-optimization/42719
7559 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
7563 * fwprop.c (all_uses_available_at): Return false if def_set dest
7564 is a REG that is used in def_insn.
7566 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
7568 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
7570 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
7573 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
7575 * target.h (struct gcc_target) <secondary_reload>: Change type
7576 of last argument to secondary_reload_info *.
7578 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
7581 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
7582 memory references with unaligned offsets. Remove CQImode handling.
7583 (unaligned_memory_operand): Return 1 for memory references with
7584 unaligned offsets. Remove CQImode handling.
7586 2010-01-18 Richard Guenther <rguenther@suse.de>
7589 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
7592 2010-01-18 Richard Guenther <rguenther@suse.de>
7594 PR tree-optimization/42781
7595 * tree-ssa-structalias.c (find_what_var_points_to): Skip
7596 restrict processing only if the original variable was artificial.
7598 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
7600 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
7601 find number of popped argument bytes.
7603 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
7604 Fix the text that describes the return value for invalid insns.
7606 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
7608 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
7609 Clarify what 'cost of the -dependence' is. Fix quoting.
7611 * toplev.c (default_get_pch_validity): Rename argument to "sz".
7612 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
7614 2010-01-17 Jakub Jelinek <jakub@redhat.com>
7616 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
7617 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
7619 2010-01-17 Richard Guenther <rguenther@suse.de>
7622 * function.c (split_complex_args): Take a VEC to modify.
7623 (assign_parms_augmented_arg_list): Build a VEC instead of
7624 a chain of PARM_DECLs.
7625 (assign_parms_unsplit_complex): Take a VEC of arguments.
7626 Do not fixup unmodified parms.
7627 (assign_parms): Deal with the VEC.
7628 (gimplify_parameters): Likewise.
7630 2010-01-17 Richard Guenther <rguenther@suse.de>
7632 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
7633 node existence check.
7634 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
7635 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
7636 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
7637 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
7638 (gimple_execute_on_growing_pred): Likewise.
7640 2010-01-17 Richard Guenther <rguenther@suse.de>
7642 PR tree-optimization/42773
7643 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
7644 (compute_antic_aux): Likewise.
7645 (compute_partial_antic_aux): Likewise.
7647 2010-01-17 Jie Zhang <jie.zhang@analog.com>
7650 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
7653 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
7655 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
7658 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
7659 Fix markup for strict argument.
7661 (TARGET_SCHED_REORDER2): Fix argument types.
7663 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
7664 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
7666 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
7667 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
7669 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
7672 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
7673 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
7674 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
7675 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
7676 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
7678 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
7680 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
7682 (TARGET_ASM_RELOC_RW_MASK): Add return type.
7683 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
7685 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
7687 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
7690 (TARGET_ASM_NAMED_SECTION): Fix argument list.
7692 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
7693 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
7695 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
7697 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
7699 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
7700 referring to it. Fix language.
7702 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
7704 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
7706 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
7708 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
7710 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
7711 '@var{stream}. Remove stray 'and'.
7713 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
7715 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
7717 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
7719 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
7720 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
7722 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
7723 Fix description of return value.
7724 Rename argument "sz" to "len."
7726 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
7727 Clarify meaning of 'true' return value.
7729 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
7731 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
7732 rep_mode versus mode_rep.
7734 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
7736 (TARGET_BUILTIN_DECL): Fix name.
7738 (TARGET_COMMUTATIVE_P): Fix type of first argument.
7740 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
7742 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
7744 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
7746 (TARGET_RELAXED_ORDERING): Use @deftypevr.
7748 (TARGET_GET_DRAP_RTX): Note that this is a hook.
7751 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
7752 Rename argument tm_fn to md_fn.
7754 (TARGET_OPTION_PRINT): Fix argument list.
7756 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
7759 * config/i386/i386.c (ix86_fixup_binary_operands):
7760 Revert FMA4 fixup of operands.
7762 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7765 * Makefile.in (write_entries_to_file, install-plugin):
7766 Use \012 instead of \n with tr.
7768 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
7770 * configure.ac (HAVE_AS_REF): New C macro.
7771 * configure: Regenerate.
7772 * config.in: Likewise.
7773 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
7775 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
7778 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
7780 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
7782 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
7784 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
7786 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
7788 (TARGET_IN_SMALL_DATA_P): Fix argument type.
7790 (TARGET_BINDS_LOCAL_P): Fix argument type.
7792 (TARGET_ASM_FILE_END): Use prototype.
7794 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
7796 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
7798 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
7800 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
7802 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
7803 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
7805 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
7806 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
7808 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
7809 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
7810 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
7811 (TARGET_ADDR_SPACE_CONVERT): Likewise.
7813 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
7815 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
7817 (TARGET_INIT_BUILTINS): Use prototype.
7819 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7820 Put 'const char *' in braces. Fix parameter types.
7821 (TARGET_INVALID_CONVERSION): Fix parameter types.
7822 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
7823 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
7825 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
7828 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
7830 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
7832 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
7834 * doc/tm.texi (TARGET_HELP): Fix return type.
7836 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
7837 in braces. Fix argument types.
7839 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
7841 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
7843 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
7845 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
7846 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
7848 (TARGET_MANGLE_TYPE): Fix argument types.
7850 (TARGET_IRA_COVER_CLASSES): Use prototype.
7852 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
7854 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
7856 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
7858 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
7860 (TARGET_CALLEE_COPIES): Fix argument types.
7862 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
7864 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
7866 (TARGET_FUNCTION_VALUE): Fix argument types.
7868 (TARGET_RETURN_IN_MSB): Fix argument type.
7870 (TARGET_RETURN_IN_MEMORY): Fix argument types.
7872 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
7874 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
7876 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
7877 agree with return type.
7879 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
7881 2010-01-15 Jing Yu <jingyu@google.com>
7883 PR rtl-optimization/42691
7884 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
7885 a pseudo to a constant and are merged, and adjust comments.
7887 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
7889 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
7891 2010-01-15 Richard Guenther <rguenther@suse.de>
7894 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
7895 labels of computed or non-local gotos to the destination.
7896 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
7897 landing pad label is the first label.
7899 2010-01-15 Richard Guenther <rguenther@suse.de>
7901 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
7903 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7906 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
7907 to allow generation of the xssqrtdp instruction on power7.
7908 (sqrtdf2_fpr): Ditto.
7910 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7913 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
7914 functions with noreturn attribute.
7917 * varasm.c (declare_weak): Add weak attribute to decl if it
7918 doesn't have one already.
7919 (assemble_external): Only add decls to weak_decls if they also
7920 have weak attribute.
7922 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
7924 * var-tracking.c (var_reg_delete): Don't delete the association
7925 between REGs and values or one-part variables if the register
7928 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7931 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
7932 because its first operand is a non-localized variable.
7934 2010-01-14 Martin Jambor <mjambor@suse.cz>
7936 PR tree-optimization/42706
7937 * tree-sra.c (encountered_recursive_call): New variable.
7938 (encountered_unchangable_recursive_call): Likewise.
7939 (sra_initialize): Initialize both new variables.
7940 (callsite_has_enough_arguments_p): New function.
7941 (scan_function): Call decl and flags check only for IPA-SRA, check
7942 whether there is a recursive call and whether it has enough arguments.
7943 (all_callers_have_enough_arguments_p): New function.
7944 (convert_callers): Look for recursive calls only when
7945 encountered_recursive_call is set.
7946 (ipa_early_sra): Bail out either if
7947 !all_callers_have_enough_arguments_p or
7948 encountered_unchangable_recursive_call.
7950 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7952 * sel-sched.c: Add 2010 to copyright years.
7953 * sel-sched-ir.c: Likewise.
7954 * sel-sched-ir.h: Likewise.
7956 2010-01-14 Martin Jambor <mjambor@suse.cz>
7958 PR tree-optimization/42714
7959 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
7960 constructors specially.
7962 2010-01-14 Andi Kleen <ak@linux.intel.com>
7964 * config/i386/drivers-i386.c (detect_caches_intel):
7965 Add l2sizekb parameter and fill in.
7966 (host_detect_local_cpu): Add l2sizekb, fill in.
7967 Add Atom small cache heuristic.
7969 2010-01-14 Andi Kleen <ak@linux.intel.com>
7971 * config/i386/drivers-i386.c (detect_caches_cpuid4):
7972 Add level3 parameter and fill in.
7973 (detect_caches_intel): Handle level3 cache.
7975 2010-01-14 Andi Kleen <ak@linux.intel.com>
7977 * config/i386/drivers-i386.c (host_detect_local_cpu):
7978 Fix core duo detection.
7980 2010-01-14 Andi Kleen <ak@linux.intel.com>
7982 * config/i386/drivers-i386.c (host_detect_local_cpu):
7985 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7987 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
7988 (rs6000_variable_issue_1): this. Use...
7989 (rs6000_variable_issue): here. Reimplement. Print debug info.
7991 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7993 * sel-sched-ir.c (sel_restore_other_notes): Rename to
7994 sel_restore_notes. Update all callers. Call reemit_notes
7997 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7999 PR rtl-optimization/42246
8000 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
8003 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8005 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
8006 all successors is the same as number of successors in current region.
8008 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8010 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
8011 to rename is not separable. Otherwise check that its LHS is not NULL.
8013 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8015 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
8017 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8019 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
8020 available registers when failed to discover LHS register class.
8021 Fix indentation. Update comment.
8023 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8024 Alexander Monakov <amonakov@ispras.ru>
8026 PR rtl-optimization/42389
8027 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
8029 (advance_state_on_fence): Likewise.
8030 (sel_target_adjust_priority): Print debug output only when
8031 sched_verbose >= 4, not 2.
8032 (get_expr_cost): Do not issue all unique insns on the next cycle.
8033 (fill_insns): Initialize can_issue_more from the value saved
8035 * sel-sched-ir.c (flist_add): New parameter issue_more.
8036 Init FENCE_ISSUE_MORE with it.
8037 (merge_fences): Likewise.
8038 (init_fences): Update call to flist_add.
8039 (add_to_fences, add_clean_fence_to_fences)
8040 (add_dirty_fence_to_fences): Likewise.
8041 (move_fence_to_fences): Update call to merge_fences.
8042 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
8044 * sel-sched-ir.h (struct _fence): New field issue_more.
8045 (FENCE_ISSUE_MORE): New accessor macro.
8047 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8049 PR rtl-optimization/42388
8050 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
8051 that have no predecessors nor successors. Do not call move_bb_info
8052 for empty blocks outside of current region.
8054 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8056 PR rtl-optimization/42294
8057 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
8058 * sel-sched.c (move_exprs_to_boundary): Transitively add all
8059 originators' originators.
8061 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8063 PR rtl-optimization/39453
8064 PR rtl-optimization/42246
8065 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
8067 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
8069 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8070 Alexander Monakov <amonakov@ispras.ru>
8073 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
8074 (maybe_tidy_empty_bb): ... here. Make static. Add new
8075 argument. Update all callers.
8076 (tidy_control_flow): ... and here. Recompute topological order
8077 of basic blocks in region if necessary.
8078 (sel_redirect_edge_and_branch): Change return type. Return true
8079 if topological order might have been invalidated.
8080 (purge_empty_blocks): Export and move from...
8081 * sel-sched.c (purge_empty_blocks): ... here.
8082 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
8083 (maybe_tidy_empty_bb): Delete prototype.
8084 (purge_empty_blocks): Declare.
8086 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8088 PR rtl-optimization/42249
8089 * sel-sched.c (try_replace_dest_reg): When chosen register
8090 and original register is the same, do not bail out early, but
8091 still check all original insns for validity of replacing destination
8092 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
8095 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8098 Port from no-undefined-overflow branch:
8099 2009-03-09 Richard Guenther <rguenther@suse.de>
8101 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
8103 2010-01-14 Richard Guenther <rguenther@suse.de>
8106 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
8108 2010-01-14 Ira Rosen <irar@il.ibm.com>
8110 PR tree-optimization/42709
8111 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
8112 as scalar type in creation of constant vector operand.
8114 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8117 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
8118 (check-parallel-%): Match `testsuite' directory component only
8121 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
8123 PR translation/39521
8124 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
8127 2010-01-13 Richard Guenther <rguenther@suse.de>
8129 PR tree-optimization/42730
8130 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
8133 2010-01-13 Steve Ellcey <sje@cup.hp.com>
8136 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
8137 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
8140 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
8142 * config/bfin/libgcc-bfin.ver: Regenerate based on current
8143 libgcc-std.ver. Add entries for ___smulsi3_highpart and
8144 ___umulsi3_highpart.
8146 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
8147 rather than schedule_insns if the pass is enabled.
8149 2010-01-13 Martin Jambor <mjambor@suse.cz>
8151 PR tree-optimization/42704
8152 * tree-sra.c (sra_modify_assign): Do not delete assignments to
8155 2010-01-13 Martin Jambor <mjambor@suse.cz>
8157 PR tree-optimization/42703
8158 * tree-sra.c (analyze_access_subtree): Check that we can build a
8159 reference to the original data within the aggregate.
8161 2010-01-13 Richard Guenther <rguenther@suse.de>
8163 PR tree-optimization/42705
8164 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
8166 2010-01-13 Richard Guenther <rguenther@suse.de>
8169 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
8171 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8174 * var-tracking.c (values_to_unmark): New variable.
8175 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8176 values_to_unmark vector. Moved body to...
8177 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8178 instead queue it into values_to_unmark vector.
8179 (vt_find_locations): Free values_to_unmark vector.
8181 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
8183 * config/s390/s390.c (override_options): Set
8184 default of max-pending-list-length to 256
8186 2010-01-13 Richard Guenther <rguenther@suse.de>
8189 * tree-pass.h (PROP_gimple_lcx): New.
8190 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
8191 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
8192 before the final cleanup_eh.
8193 (dump_properties): Dump PROP_gimple_lcx.
8194 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
8195 (tree_lower_complex_O0): Remove.
8196 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
8197 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
8198 tree_lower_complex, schedule TODO_update_ssa.
8199 * lto-streamer-out.c (output_function): Stream the functions
8201 * lto-streamer-in.c (input_function): Likewise.
8202 (lto_read_body): Do not override them here.
8204 2010-01-12 Joseph Myers <joseph@codesourcery.com>
8207 * c-typeck.c (build_c_cast): Fold value cast to union type before
8208 wrapping it in a CONSTRUCTOR.
8210 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8212 PR rtl-optimization/42699
8213 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
8216 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8218 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8219 SUBTARGET_WARN_UNUSED_SPEC): Move ...
8220 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8221 SUBTARGET_WARN_UNUSED_SPEC): ... here
8222 * config/mips/iris5.h (LIBGCC_SPEC): Define.
8224 2010-01-12 Julian Brown <julian@codesourcery.com>
8226 * config/arm/neon-schedgen.ml (Utils): Don't try to
8227 open missing module.
8228 (find_with_result): New.
8230 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8233 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
8234 sharing when canonicalizing ({lt,ge}u (plus a b) b).
8236 PR tree-optimization/42645
8237 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
8238 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
8239 decl_map, set processing_debug_stmt to -1 and return name without
8242 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
8244 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
8245 binutils version, and reword target configuration description.
8247 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8249 * config/avr/avr.h (LINKER_NAME): Remove.
8251 2010-01-11 Janis Johnson <janis187@us.ibm.com>
8254 * config/rs6000/rs6000.c (rs6000_override_options): On targets
8255 that support VSX, warn for -mno-altivec if vsx is not disabled,
8258 2010-01-11 Joseph Myers <joseph@codesourcery.com>
8259 Shujing Zhao <pearly.zhao@oracle.com>
8261 PR translation/42469
8262 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
8263 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
8264 character between option name and help text.
8265 * c.opt (imultilib): Likewise.
8267 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
8269 * lto-streamer-out.c (output_unreferenced_globals): Output static
8272 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
8274 PR rtl-optimization/42621
8275 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
8276 optimizing for size.
8277 (duplicate_computed_gotos): Remove now-redundant check.
8279 2010-01-10 Steve Ellcey <sje@cup.hp.com>
8282 * configure.ac: Save and restore LDFLAGS and LIBS
8283 * configure: Regenerate.
8285 2010-01-10 Richard Guenther <rguenther@suse.de>
8288 * builtins.c (fold_builtin_strlen): Add type argument and
8289 convert the resulting length to it.
8290 (fold_builtin_1): Adjust.
8292 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8294 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
8295 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
8297 (num_insns_constant_wide): Adjust for that change.
8299 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8302 * web.c (union_defs): Add used argument, to combine uses of
8304 (entry_register): Adjust type and tests of used argument.
8305 (web_main): Widen used for new use. Pass it to union_defs.
8306 * df.h (union_defs): Adjust prototype.
8308 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8311 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
8312 uses in new incoming argument. Free body.
8313 (reset_debug_uses_in_loop): New.
8314 (analyze_insn_to_expand_var): Call the latter if the former found
8315 anything. Fix whitespace. Reject invalid dest overlaps before
8316 going through all insns in the loop.
8318 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8321 * haifa-sched.c (dying_use_p): Debug insns don't count.
8323 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8326 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
8327 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
8328 (verify_gimple_call): Reject LHS in noreturn calls.
8330 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8334 * tree-vect-loop-manip.c (adjust_info): New type.
8335 (adjust_vec): New pointer to vector.
8336 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
8337 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
8338 (slpeel_update_phis_for_duplicate_loop): Use them.
8339 (slpeel_update_phi_nodes_for_guard1): Likewise.
8340 (slpeel_update_phi_nodes_for_guard2): Likewise.
8341 (slpeel_tree_peel_loop_to_edge): Likewise.
8342 (vect_update_ivs_after_vectorizer): Likewise.
8344 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8346 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
8347 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8349 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8351 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
8352 bogus uninitialized warning.
8354 2010-01-09 Richard Guenther <rguenther@suse.de>
8357 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
8358 the evolution is compatible with the initial condition.
8360 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8362 * gcc.c (process_command): Update copyright notice dates.
8363 * gcov.c (print_version): Likewise.
8364 * gcov-dump.c (print_version): Likewise.
8365 * mips-tfile.c (main): Likewise.
8366 * mips-tdump.c (main): Likewise.
8368 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8371 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
8373 (rotlhi3_8): Delete.
8375 (rotlsi3_8): Delete.
8376 (rotlsi3_16): Delete.
8377 (rotlsi3_24): Delete.
8379 (*rotw<mode>3): New.
8380 (*rotb<mode>3): New.
8381 * config/avr/avr.c (avr_rotate_bytes): New function.
8382 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
8384 2010-01-08 Steve Ellcey <sje@cup.hp.com>
8387 * configure.ac: Modify -rdynamic check.
8388 * configure: Regenerate.
8390 2010-01-08 DJ Delorie <dj@redhat.com>
8392 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
8393 register popping order.
8395 2010-01-08 Richard Guenther <rguenther@suse.de>
8398 * c.opt (fsigned-char): Also let LTO handle this option.
8399 (funsigned-char): Likewise.
8401 2010-01-07 Richard Guenther <rguenther@suse.de>
8403 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
8404 (gimple_op): Likewise.
8405 (gimple_op_ptr): Likewise.
8406 (gimple_assign_set_lhs): Remove gcc_assert.
8407 (gimple_assign_set_rhs1): Likewise.
8408 (gimple_assign_set_rhs2): Likewise.
8409 (gimple_call_set_lhs): Likewise.
8410 (gimple_call_set_fn): Likewise.
8411 (gimple_call_set_fndecl): Likewise.
8412 (gimple_call_fndecl): Likewise.
8413 (gimple_call_return_type): Likewise.
8414 (gimple_call_set_chain): Likewise.
8415 (gimple_call_num_args): Likewise.
8416 (gimple_call_set_arg): Likewise.
8417 (gimple_cond_set_code): Likewise.
8418 (gimple_cond_set_lhs): Likewise.
8419 (gimple_cond_set_rhs): Likewise.
8420 (gimple_cond_set_true_label): Likewise.
8421 (gimple_cond_set_false_label): Likewise.
8422 (gimple_label_set_label): Likewise.
8423 (gimple_goto_set_dest): Likewise.
8424 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
8425 (gimple_debug_bind_get_value): Likewise.
8426 (gimple_debug_bind_get_value_ptr): Likewise.
8427 (gimple_debug_bind_set_var): Likewise.
8428 (gimple_debug_bind_set_value): Likewise.
8429 (gimple_debug_bind_reset_value): Likewise.
8430 (gimple_debug_bind_has_value_p): Likewise.
8431 (gimple_return_retval_ptr): Remove gcc_assert.
8432 (gimple_return_retval): Likewise.
8433 (gimple_return_set_retval): Likewise.
8434 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
8435 (safe_referenced_var_iterator): Remove.
8436 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
8437 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
8438 (fill_referenced_var_vec): Remove.
8439 (first_readonly_imm_use): Remove redundant gcc_assert.
8440 (phi_arg_index_from_use): Combine gcc_asserts.
8441 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
8442 (first_imm_use_stmt): Remove redundant gcc_assert.
8443 * tree-cfg.c (verify_gimple_call): Verify function and chain
8444 operands. Verify arguments.
8445 (verify_types_in_gimple_stmt): Verify condition code and labels.
8447 2010-01-07 Richard Guenther <rguenther@suse.de>
8449 PR tree-optimization/42641
8450 * sese.c (rename_map_elt_info): Use the SSA name version, do
8453 2010-01-07 Jakub Jelinek <jakub@redhat.com>
8455 PR tree-optimization/42625
8456 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
8457 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
8459 2010-01-07 Duncan Sands <baldrick@free.fr>
8461 * Makefile.in (PLUGIN_HEADERS): Add version.h.
8463 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
8466 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
8467 note itself is not function_invariant_p.
8469 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
8471 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
8472 Do not add the DF_NOTE problem.
8473 * store-motion.c (execute_rtl_store_motion): Likewise.
8475 2010-01-07 Martin Jambor <mjambor@suse.cz>
8477 PR tree-optimization/42157
8478 * tree-sra.c (compare_access_positions): Stabilize sort if both
8479 accesses have integer types, return zero immediately if they are the
8482 2010-01-06 Richard Henderson <rth@redhat.com>
8485 * haifa-sched.c (add_to_note_list): Merge into ...
8486 (concat_note_lists): ... here, and ...
8487 (unlink_other_notes, rm_other_notes): Merge into...
8488 (remove_notes): ... here. Create REG_SAVE_NOTEs for
8489 NOTE_INSN_EPILOGUE_BEG.
8491 2010-01-06 Richard Guenther <rguenther@suse.de>
8493 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
8494 not inline regular functions into always-inline functions.
8496 2010-01-06 Nick Clifton <nickc@redhat.com>
8498 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
8499 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
8501 (OVERRIDE_OPTIONS): Delete.
8502 (OPTIMIZATION_OPTIONS): Define.
8503 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
8504 * config/rx/rx.c (rx_handle_option): Issue an error message if
8505 -mcpu=rx200 and -fpu are used together.
8506 (rx_set_optimization_options): New function. Issue an error
8507 message if an optimization attribute attempts to reset the FPU/
8508 math optimization pairing.
8509 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
8510 * config/rx/rx.opt: Set the default to 32-bit doubles.
8511 * config/rx/t-rx: Add multilibs for -nofpu option.
8512 * doc/invoke.texi: Update documentation of RX options.
8514 2010-01-06 Richard Guenther <rguenther@suse.de>
8516 * tree-ssa-pre.c (name_to_id): New global.
8517 (alloc_expression_id): Simplify SSA name handling.
8518 (lookup_expression_id): Likewise.
8519 (init_pre): Zero name_to_id.
8520 (fini_pre): Free it.
8522 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
8524 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
8526 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
8529 * config/i386/sse.md (smaxv2di3): New.
8530 (umaxv2di3): Likewise.
8531 (sminv2di3): Likewise.
8532 (uminv2di3): Likewise.
8534 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
8537 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
8538 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
8539 (legitimize_tls_address): Likewise.
8540 (sparc_tls_referenced_p): Likewise.
8541 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
8542 and adjust calls to legitimize_pic_address.
8543 (legitimate_constant_p) Use sparc_tls_referenced_p.
8544 (legitimate_pic_operand_p): Likewise.
8545 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
8546 (sparc_tls_symbol_ref_1): Delete.
8547 (sparc_tls_referenced_p): Make static, recognize specific patterns.
8548 (legitimize_tls_address): Make static, handle CONST patterns.
8549 (legitimize_pic_address): Make static, remove unused parameter and
8550 adjust recursive calls.
8551 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
8552 and adjust call to legitimize_pic_address.
8553 (sparc_output_mi_thunk): Likewise.
8555 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
8556 H.J. Lu <hongjiu.lu@intel.com>
8559 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
8560 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
8561 operands to make them signed.
8564 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8567 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8568 GTU to GT for V4SI and V2DI.
8570 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8571 (umin<mode>3): Removed.
8573 (uminv4si3): Likewise.
8575 2010-01-05 Martin Jambor <mjambor@suse.cz>
8577 PR tree-optimization/42462
8578 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
8579 current_function_decl to helper functions and macros.
8581 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8584 * flags.h: Don't include real.h.
8585 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
8586 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
8587 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
8588 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
8589 * dominance.c: Update copyright.
8590 * gimple.c (walk_gimple_op): Remove inline.
8591 * tree-ssa-reassoc.c: Include real.h.
8592 * Makefile.in (FLAGS_H): Remove $(REAL_H).
8593 (tree-ssa-reassoc.o): Depend on $(REAL_H).
8595 2010-01-05 Nick Clifton <nickc@redhat.com>
8597 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
8598 register to push into the stack frame when the accumulator has to
8599 be saved during interrupts.
8601 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
8603 * doc/invoke.texi: Remove the documentation about option
8605 * common.opt (Wunreachable-code): Preserved for backward
8607 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
8608 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
8609 the backward compatibility flag section.
8611 2010-01-05 Richard Guenther <rguenther@suse.de>
8613 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
8615 2010-01-05 Jakub Jelinek <jakub@redhat.com>
8618 * cfgexpand.c (expand_one_var): Diagnose too large variables.
8620 PR tree-optimization/42508
8621 * tree-sra.c (convert_callers): Check for recursive call
8622 by comparing cgraph nodes instead of decls.
8623 (modify_function): Call ipa_modify_formal_parameters also
8624 on all same_body aliases.
8626 * cgraphunit.c (cgraph_materialize_all_clones): Compare
8627 cgraph nodes when checking for same_body aliases.
8629 2010-01-05 Richard Guenther <rguenther@suse.de>
8631 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
8632 allocation and lookup.
8633 (get_or_alloc_expr_for_constant): Likewise.
8634 (phi_translate): Sink allocation.
8636 2010-01-04 Richard Guenther <rguenther@suse.de>
8638 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
8639 a new entry only if needed.
8640 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
8641 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
8643 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
8645 (phi_translate): Handle CONSTANTs early.
8647 2010-01-04 Martin Jambor <mjambor@suse.cz>
8649 PR tree-optimization/42398
8650 * tree-sra.c (struct access): Removed flag grp_different_types.
8651 (dump_access): Do not dump the removed flag.
8652 (sort_and_splice_var_accesses): Do not set the removed flag.
8653 (sra_modify_expr): Check for type compatibility directly.
8655 2010-01-04 Martin Jambor <mjambor@suse.cz>
8657 PR tree-optimization/42366
8658 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
8659 edges with variable number of parameters.
8660 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
8661 flag instead of asserting it.
8662 (ipa_read_node_info): Read uses_analysis_done flag.
8664 2010-01-04 Richard Guenther <rguenther@suse.de>
8666 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
8667 iterative_hash_* as intended.
8668 (vn_reference_compute_hash): Likewise. Simplify hashing
8670 (vn_reference_lookup_2): Likewise.
8671 (vn_nary_op_compute_hash): Likewise.
8672 (vn_phi_compute_hash): Likewise.
8673 (expressions_equal_p): Remove strange code.
8674 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
8675 (pre_expr_hash): Likewise. Simplify hashing SSA names.
8676 (bitmap_insert_into_set_1): Take value-id as parameter.
8677 (add_to_value): Pass it.
8678 (bitmap_insert_into_set): Likewise.
8679 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
8681 2010-01-04 Jakub Jelinek <jakub@redhat.com>
8684 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
8685 (do_self_spec): For switches with SWITCH_IGNORE set set also
8686 SWITCH_IGNORE_PERMANENTLY.
8687 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
8690 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
8692 * lto-streamer-out.c (output_unreferenced_globals): Output the full
8693 tree of an unreferenced global var.
8695 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8698 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8699 GTU to GT for V4SI and V2DI.
8701 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8702 (umin<mode>3): Removed.
8704 (uminv4si3): Likewise.
8706 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8709 * collect2.c (main): Turn on trace in collect2 if -v is passed
8712 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
8714 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
8715 description of expression operand.
8717 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
8719 * configure.ac: Add install-html to target_list for Make-hooks.
8720 * configure: Regenerate.
8721 * fortran/Make-lang.in (F95_HTMLFILES): New.
8722 (fortran.html): Use it.
8723 (fortran.install-html): New.
8724 * Makefile.in (install-html): Add lang.install-html.
8725 * java/Make-lang.in (JAVA_HTMLFILES): New.
8726 (java.html): Use it.
8727 (java.install-html): New.
8728 * objc/Make-lang.in (objc.install-html): New.
8729 * objcp/Make-lang.in (obj-c++.install-html): New.
8730 * cp/Make-lang.in (c++.install-html): New.
8731 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
8732 * lto/Make-lang.in (lto.install-html): New.
8734 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8737 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
8739 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
8741 PR rtl-optimization/41862
8742 * store-motion.c (store_killed_in_insn, compute_store_table,
8743 remove_reachable_equiv_notes, replace_store_insn,
8744 build_store_vectors): Ignore all DEBUG_INSNs.
8746 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8749 * common.opt: Add dumpdir.
8751 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
8753 (option_map): Add --dumpdir.
8755 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
8757 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
8759 * opts.c (decode_options): Try dump_dir_name first if
8760 dump_base_name isn't an absolute path.
8761 (common_handle_option): Handle OPT_dumpdir.
8763 * toplev.c (dump_dir_name): New.
8764 (print_switch_values): Also ignore -dumpdir.
8766 * toplev.h (dump_dir_name): New.
8768 2010-01-03 Richard Guenther <rguenther@suse.de>
8770 PR tree-optimization/42589
8771 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
8772 double-word expansion of bswap32.
8774 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
8776 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
8777 with BLOCK_FOR_INSN.
8778 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
8779 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
8780 noce_process_if_block): Likewise.
8781 * gcse.c (compute_local_properties, insert_expr_in_table,
8782 insert_set_in_table, canon_list_insert, find_avail_set,
8783 pre_insert_copy_insn): Likewise.
8785 * basic-block.h (BLOCK_NUM): Move from here...
8786 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
8788 2010-01-03 Richard Guenther <rguenther@suse.de>
8790 PR tree-optimization/42438
8791 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
8792 contains_may_not_return_call flag.
8793 (BB_MAY_NOTRETURN): New.
8794 (valid_in_sets): Trapping nary operations are not valid
8795 in blocks that may not return.
8796 (insert_into_preds_of_block): Remove check for trapping expressions.
8797 (compute_avail): Compute also BB_MAY_NOTRETURN.
8799 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
8801 * doc/invoke.texi: Add 2010 to copyright years.
8803 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
8805 * config/sparc/sparc.c: Fix formatting nits.
8807 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
8808 Alexander Monakov <amonakov@ispras.ru>
8810 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
8812 2010-01-02 Richard Guenther <rguenther@suse.de>
8815 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
8816 (simplify_switch_using_ranges): Mark to be removed edges
8819 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8821 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8823 * collect2.c (scan_libraries): Add missing argument in call to
8826 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
8829 * config/alpha/predicates.md (aligned_memory_operand): Return false
8831 (unaligned_memory_operand): Return true for CQImode.
8832 * config/alpha/alpha.c (get_aligned_mem): Assert that location
8833 doesn not cross aligned SImode word boundary.
8835 2010-01-02 Anatoly Sokolov <aesok@post.ru>
8837 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
8839 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
8840 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
8842 2010-01-02 Richard Guenther <rguenther@suse.de>
8845 * toplev.c (compile_file): Emit LTO marker properly. Change
8847 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
8849 2010-01-01 Richard Guenther <rguenther@suse.de>
8852 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
8854 2010-01-01 Richard Guenther <rguenther@suse.de>
8857 * c-decl.c (grokdeclarator): For zero-size arrays force
8858 structural equality checks as layout_type does.
8860 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8862 * builtins.c: Update copyright to 2010.
8864 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8867 * lto-streamer-out.c (produce_asm): Revert the last change.
8868 (copy_function): Likewise.
8870 * lto-streamer.c (lto_get_section_name): Skip any leading
8873 2010-01-01 Richard Guenther <rguenther@suse.de>
8876 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
8880 Copyright (C) 2010 Free Software Foundation, Inc.
8882 Copying and distribution of this file, with or without modification,
8883 are permitted in any medium without royalty provided the copyright
8884 notice and this notice are preserved.