1 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
4 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
5 (optimize_ops_list): Call it.
7 2010-05-08 Richard Guenther <rguenther@suse.de>
9 PR tree-optimization/44030
10 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
11 NECESSARY flag if we propagate from a inserted expression.
13 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
15 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
16 domain types as equal if they are both PLACEHOLDER_EXPRs.
18 2010-05-08 Richard Guenther <rguenther@suse.de>
20 * lto-wrapper.c (run_gcc): Remove linker output from
21 command line for LTRANS invocation.
23 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
25 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
26 lto-macho as lto_binary_reader.
27 * target.h (struct gcc_target): New hooks lto_start and lto_end.
28 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
29 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
30 in lto_start and lto_end calls.
31 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
33 (scan_prog_file): Update is_elf_or_coff call.
34 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
36 * collect2.c (main): Fix enum comparison.
38 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
40 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
41 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
42 and TARGET_ASM_LTO_END.
43 * darwin.c: Include obstack.h and lto-streamer.h.
44 (lto_section_names_offset, lto_section_names_obstack,
45 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
47 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
48 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
50 (darwin_asm_lto_end): New function. Restore asm_out_file.
51 (darwin_asm_named_section): For LTO sections, replace the name with
52 the offset of the section name in a string table, and build this
54 (darwin_file_start): Initialize global vars for LTO support.
55 (darwin_file_end): If output to asm_out_file was redirected, append it
56 to the proper asm_out_file here. Add the section names section.
58 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
60 * c-pragma.c (pending_weak_d, pending_weak): New.
61 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
62 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
63 handle_pragma_weak): Update the uses of pending_weaks.
65 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
67 PR documentation/44016
68 * doc/standards.texi (Standards): Link to unversioned
69 cxx0x_status.html page.
71 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
74 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
75 in addition to TREE_USED, to avoid "set but unused" warnings.
77 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
79 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
80 (is_loop_prefetching_profitable): Do not insert prefetches
81 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
82 times the prefetch ahead distance.
84 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
86 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
87 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
88 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
91 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
93 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
94 a diagnostic info when the insn-to-mem ratio is too small.
96 2010-05-07 Richard Guenther <rguenther@suse.de>
98 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
100 (store_arg): Queue temp_filename for deletion instead of
103 2010-05-07 Richard Guenther <rguenther@suse.de>
105 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
106 (run_gcc): Handle LTRANS phase invocation.
107 * collect2.c (maybe_run_lto_and_relink): Do not set
110 2010-05-07 Jakub Jelinek <jakub@redhat.com>
112 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
113 this is also meaningful on PARM_DECLs and RESULT_DECLs.
115 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
117 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
119 2010-05-07 Richard Guenther <rguenther@suse.de>
121 PR tree-optimization/44020
122 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
123 code when PRE is not yet initialized.
125 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
127 * config/mips/dbxmdebug.h: Remove.
128 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
130 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
132 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
133 with null pointer and also warn about ordered comparison of zero with
136 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
138 * graphite-blocking.c
139 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
140 * graphite-clast-to-gimple.c
141 (clast_to_gcc_expression): Same.
142 (precision_for_value): Same.
143 (precision_for_interval): Same.
144 (gcc_type_for_interval): Same.
145 (graphite_create_new_guard): Same.
146 (compute_bounds_for_level): Same.
147 (graphite_create_new_loop_guard): Same.
148 * graphite-interchange.c
149 (build_linearized_memory_access): Same.
150 (pdr_stride_in_loop): Same.
151 (memory_strides_in_loop_1): Same.
152 (memory_strides_in_loop): Same.
153 (extend_scattering): Same.
154 (psct_scattering_dim_for_loop_depth): Same.
155 (pbb_number_of_iterations): Same.
157 (debug_iteration_domains): Same.
159 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
160 (ppl_set_inhomogeneous_gmp): Same.
161 (ppl_strip_loop): Same.
162 (ppl_lexico_compare_linear_expressions): Same.
163 (ppl_read_polyhedron_matrix): Same.
164 (ppl_max_for_le_pointset): Same.
166 (ppl_read_polyhedron_matrix): Same.
167 (tree_int_to_gmp): Same.
168 (gmp_cst_to_tree): Same.
169 (ppl_set_inhomogeneous): Same.
170 (ppl_set_inhomogeneous_tree): Same.
171 (ppl_set_coef): Same.
172 (ppl_set_coef_tree): Same.
173 * graphite-sese-to-poly.c
174 (build_pbb_scattering_polyhedrons): Same.
175 (build_scop_scattering): Same.
176 (scan_tree_for_params_right_scev): Same.
177 (scan_tree_for_params): Same.
178 (find_params_in_bb): Same.
179 (find_scop_parameters): Same.
180 (add_upper_bounds_from_estimated_nit): Same.
181 (build_loop_iteration_domains): Same.
182 (add_condition_to_domain): Same.
183 (pdr_add_memory_accesses): Same.
185 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
187 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
188 CLooG's value_* macros to their respective mpz_* counterparts.
189 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
190 (graphite_create_new_loop_guard): Same.
191 * graphite-interchange.c (build_linearized_memory_access): Same.
192 (pdr_stride_in_loop): Same.
193 (memory_strides_in_loop_1): Same.
194 (1st_interchange_profitable_p): Same.
195 * graphite-poly.c (extend_scattering): Same.
196 (psct_scattering_dim_for_loop_depth): Same.
197 (pbb_number_of_iterations): Same.
198 (pbb_number_of_iterations_at_time): Same.
199 * graphite-poly.h (new_1st_loop): Same.
200 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
201 (oppose_constraint): Same.
202 (insert_constraint_into_matrix): Same.
203 (ppl_set_inhomogeneous_gmp): Same.
204 (ppl_set_coef_gmp): Same.
205 (ppl_strip_loop): Same.
206 (ppl_lexico_compare_linear_expressions): Same.
207 (ppl_max_for_le_pointset): Same.
208 (ppl_min_for_le_pointset): Same.
209 (ppl_build_realtion): Same.
210 * graphite-ppl.h (gmp_cst_to_tree): Same.
211 (ppl_set_inhomogeneous): Same.
212 (ppl_set_inhomogeneous_tree): Same.
213 (ppl_set_coef): Same.
214 (ppl_set_coef_tree): Same.
215 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
216 (build_scop_scattering): Same.
217 (add_value_to_dim): Same.
218 (scan_tree_for_params_right_scev): Same.
219 (scan_tree_for_params_int): Same.
220 (scan_tree_for_params): Same.
221 (find_params_in_bb): Same.
222 (find_scop_parameters): Same.
223 (add_upper_bounds_from_estimated_nit): Same.
224 (build_loop_iteration_domains): Same.
225 (create_linear_expr_from_tree): Same.
226 (add_condition_to_domain): Same.
227 (pdr_add_memory_accesses): Same.
229 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
230 Jason Merrill <jason@redhat.com>
232 * c-common.c (c_common_reswords): Add nullptr.
233 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
234 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
235 (gen_type_die_with_usage): Likewise.
236 * dbxout.c (dbxout_type): Likewise.
237 * sdbout.c (plain_type_1): Likewise.
239 2010-05-06 Jason Merrill <jason@redhat.com>
241 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
242 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
244 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
246 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
247 stripping WITH_SIZE_EXPR.
248 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
251 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
253 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
254 list of obsolete configurations.
255 Disabled check for obsolete configurations.
256 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
257 Removed support for previous versions.
258 * config/mips/iris.h: Removed.
259 * config/mips/iris5.h: Removed.
260 * config/mips/iris6.h: Merged old iris.h contents.
261 (TARGET_IRIX): Removed.
262 (DRIVER_SELF_SPECS): Removed mabi=32.
263 (IDENT_ASM_OP): Removed undef.
264 (STARTFILE_SPEC): Removed mabi=32.
265 (ENDFILE_SPEC): Likewise.
266 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
267 (MACHINE_TYPE): Update for IRIX 6.5.
268 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
269 TARGET_IRIX by TARGET_IRIX6.
270 (mips_file_start): Likewise.
271 (mips_output_external): Remove IRIX 5/6 O32 support.
272 (mips_output_function_prologue): Likewise.
273 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
275 (TARGET_CPU_CPP_BUILTINS): Likewise.
276 (TARGET_IRIX): Removed.
277 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
278 (MULTILIB_DIRNAMES): Removed 32.
279 (MULTILIB_OSDIRNAMES): Removed ../lib.
280 * doc/install.texi (Prerequisites): Don't reference IRIX before
282 (Specific, mips-sgi-irix5): Document removal.
283 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI
285 Remove references to older IRIX 6 releases and the O32 ABI.
287 2010-05-06 Jakub Jelinek <jakub@redhat.com>
289 * gcc.dg/Wunused-var-8.c: Move to...
290 * c-c++-common/Wunused-var-6.c: ... here. New test.
293 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
294 instead of DF_REF_REAL_REG.
296 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
299 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
300 handling to still return true for x64 targets.
302 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
304 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
306 2010-05-06 Jan Hubicka <jh@suse.cz>
308 PR tree-optimization/43791
309 * ipa-inline.c (update_caller_keys): Remove bogus
310 disregard_inline_limits check.
312 2010-05-06 Michael Matz <matz@suse.de>
314 PR tree-optimization/43984
315 * tree-ssa-pre.c (inserted_phi_names): Remove.
316 (inserted_exprs): Change to bitmap.
317 (create_expression_by_pieces): Set bits, don't append to vector.
318 (insert_into_preds_of_block): Don't handle inserted_phi_names.
319 (eliminate): Don't look at inserted_phi_names, remove deleted
320 insns from inserted_exprs.
321 (remove_dead_inserted_code): Adjust to use bitmaps instead of
323 (init_pre, fini_pre): Allocate and free bitmaps.
324 (execute_pre): Insert insns on edges before elimination.
326 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
328 * tree.c (initializer_zerop): Handle STRING_CST.
330 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
333 * doc/invoke.texi (Wimplicit): Document as C only.
334 * opts.c (common_handle_option): Add argument kind.
335 (handle_option): Rename as read_cmdline_option. Factor out code to...
336 (handle_option): ... here. New.
337 (handle_options): Rename as read_cmdline_options.
338 (decode_options): Update call.
339 (set_option): Use option index instead of option pointer. Classify
340 diagnostics correctly.
341 (enable_warning_as_error): Call handle_option.
342 * opts.h (set_option): Update declaration.
343 (handle_option): Declare.
344 * langhooks.h (struct lang_hooks): Add argument kind to
346 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
347 * c-opts.c (set_Wimplicit): Delete.
348 (c_family_lang_mask): New static constant.
349 (c_common_handle_option): Add argument kind. Use handle_option
350 instead of set_Wimplicit.
351 (c_common_post_options): warn_implicit and warn_implicit_int
352 are disabled by default.
353 * c-common.c (warn_implicit): Do not define here.
354 * c-common.h (warn_implicit): Do not declare here.
355 (c_common_handle_option): Update declaration.
356 * lto-opts.c (lto_reissue_options): Update call to set_option.
358 2010-05-06 Richard Guenther <rguenther@suse.de>
360 PR tree-optimization/43571
361 * domwalk.c (walk_dominator_tree): Walk the dominator
362 sons in more optimal order.
364 2010-05-06 Richard Guenther <rguenther@suse.de>
366 PR tree-optimization/43934
367 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
368 (stmt_cost): Likewise.
369 (extract_true_false_args_from_phi): New helper.
370 (determine_max_movement): For PHI nodes verify we can hoist them
371 and compute their cost.
372 (determine_invariantness_stmt): Handle PHI nodes.
373 (move_computations_stmt): Likewise. Hoist PHI nodes in
374 if-converted form using COND_EXPRs.
375 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI
377 (tree_ssa_lim): Likewise.
378 * tree-flow.h (tree_ssa_lim): Adjust prototype.
379 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
381 2010-05-06 Richard Guenther <rguenther@suse.de>
383 PR tree-optimization/43987
384 * tree-ssa-structalias.c (could_have_pointers): For possibly
385 address-taken variables force pointers to be recorded.
386 (create_variable_info_for_1): Likewise.
387 (push_fields_onto_fieldstack): Pass in wheter all fields
389 (find_func_aliases): Query types instead of vars whether
390 they contain pointers where appropriate.
392 2010-05-06 Jan Hubicka <jh@suse.cz>
394 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
395 (record_reference, mark_address, mark_load, mark_store): Record
397 (record_references_in_initializer): Update call of record_references.
398 (rebuild_cgraph_edges): Remove all references before rebuiding.
399 * cgraph.c (cgraph_create_node): Clear ref list.
400 (cgraph_remove_node): Remove references.
401 (dump_cgraph_node): Dump references.
402 (cgraph_clone_node): Clone references.
403 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
404 (struct cgraph_node, varpool_node): Add ref_lst.
405 * ipa-ref.c: New file.
406 * ipa-ref.h: New file.
407 * ipa-ref-inline.h: New file.
408 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
409 (referenced_from_other_partition_p): New function.
410 (lto_output_varpool_node): Take set arugment; call
411 referenced_from_other_partition.
412 (lto_output_ref): New.
413 (add_references): New.
415 (output_cgraph): Compute boundary based on references;
417 (output_varpool): Accept cgraph_node_set argument.
420 (input_cgraph): Call input_refs.
421 * lto-section-in.c (lto_section_name): Add refs.
422 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
423 (ipa-ref.o): New file.
424 * varpool.c (varpool_node): Clear ipa ref list.
425 (varpool_remove_node): Remove references.
426 (dump_varpool_node): Dump references.
427 (varpool_assemble_decl): Only compile finalized ones.
428 (varpool_extra_name_alias): Initialize ref list.
429 * lto-streamer.c (lto-get_section_name): Add .refs section.
430 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
431 (referenced_from_other_partition_p): Declared.
433 2010-05-06 Ira Rosen <irar@il.ibm.com>
435 PR tree-optimization/43901
436 * tree-vect-stmts.c (vectorizable_call): Assert that vector
437 type is not NULL if it's transformation phase, and return
438 FALSE if it's analysis.
439 (vectorizable_conversion, vectorizable_operation,
440 vectorizable_type_demotion, vectorizable_type_promotion):
443 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
445 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
447 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
449 * config/mips/mips-protos.h
450 (mips_small_register_classes_for_mode_p): Delete prototype.
452 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
454 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
455 * config/arm/arm.c (multiple_operation_profitable_p,
456 compute_offset_order): New static functions.
457 (load_multiple_sequence, store_multiple_sequence): Use them.
458 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
459 memory offsets, not register numbers.
460 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
462 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
464 * stor-layout.c (pending_sizes): Change the type to
466 (get_pending_sizes, put_pending_size, put_pending_sizes):
467 Update the uses of pending_sizes.
468 * c-decl.c (store_parm_decls): Likewise.
469 * c-tree.h (struct c_arg_info): Likewise.
470 * tree.h: Update the prototype for get_pending_sizes and
473 2010-05-05 Jason Merrill <jason@redhat.com>
476 * c-common.c (handle_aligned_attribute): Respect
477 ATTR_FLAG_TYPE_IN_PLACE.
480 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
481 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
482 (TARGET_INITIALIZER): Use it.
483 * c-common.c (attribute_takes_identifier_p): Call it.
484 * c-common.h: Update prototype.
485 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
486 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
488 2010-05-05 Jakub Jelinek <jakub@redhat.com>
491 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
492 DW_ID_down_case for Fortran compilation units.
494 2010-05-05 Jan Hubicka <jh@suse.cz>
496 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
499 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
501 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
502 a variable-sized RESULT_DECL.
504 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
506 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
508 2010-05-05 Jason Merrill <jason@redhat.com>
511 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
513 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
515 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
516 Jakub Jelinek <jakub@redhat.com>
519 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
520 (dead_debug_init, dead_debug_finish): New functions.
521 (dead_debug_add, dead_debug_insert_before): Likewise.
522 (df_note_bb_compute): Initialize a dead_debug object, add dead
523 debug uses to it, insert debug bind insns before death insns,
524 reset debug insns that refer to pending uses at the end.
525 * rtl.h (make_debug_expr_from_rtl): New prototype.
526 * varasm.c (make_debug_expr_from_rtl): New function.
528 2010-05-05 Jan Hubicka <jh@suse.cz>
530 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
531 (lto_varpool_encoder_new, lto_varpool_encoder_delete, lto_varpool_encoder_encode
532 lto_varpool_encoder_lookup, lto_varpool_encoder_deref, lto_varpool_encoder_size,
533 lto_varpool_encoder_encode_initializer_p,
534 lto_set_varpool_encoder_encode_initializer): New functions.
535 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
537 (input_varpool_node): Do not always set analyzed.
538 (input_cgraph_1): Return vector of cgraph nodes.
539 (input_varpool_1): Return vector of varpools.
540 (input_cgraph): Free the vectors.
541 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
542 output only initializers needed.
543 (lto_output): Only call output_cgraph.
544 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
545 * lto-section-out.c (lto_new_out_decl_state): Initialize
546 state->varpool_node_encoder.
547 * lto-streamer.h (lto_varpool_encoder_d): New.
548 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
549 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
550 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
551 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
552 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
554 (output_varpool, input_varpool): Remove declarations.
556 2010-05-05 Jan Hubicka <jh@suse.cz>
558 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
559 with body can prevail.
561 2010-05-05 Jan Hubicka <jh@suse.cz>
563 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
566 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
568 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to
571 * gengtype.h (erro_at_line): Constify pos argument.
573 * gengtype.c: Include hashtab.h.
574 (enum gc_used): Document GC_MAYBE_POINTED_TO.
575 (error_at_line): Constify pos argument.
576 (do_typedef): Initialize p->opt field.
577 (get_file_gtfilename): Fix comment typo.
578 (struct walk_type_data): Constify line field.
579 (get_output_file_for_structure): New function.
580 (write_local_func_for_structure): Constify orig_s argument.
581 Use get_output_file_for_structure.
582 (write_func_for_structure): Use get_output_file_for_structure.
583 (INDENT): New define.
584 (dump_pair, dump_type, dump_type_list, dump_typekind)
585 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
586 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
588 (seen_types): New variable.
589 (main): New variable do_dump. Process "-d" command line option.
590 Call dump_everything if dump requested.
592 2010-05-05 Jakub Jelinek <jakub@redhat.com>
594 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
595 in a temporary instead of invoking the macro multiple times.
596 (track_expr_p): Likewise.
598 2010-05-04 Neil Vachharajani <nvachhar@google.com>
600 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
602 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
603 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
604 conditions for printing notes.
605 * common.opt (-Wcoverage-mismatch): Allow negative, default to
606 true, update documentation.
607 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
609 2010-05-04 Jakub Jelinek <jakub@redhat.com>
612 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
615 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
618 * config/i386/i386.md (sse_prologue_save): Add clobber CC
620 (*sse_prologue_save_insn1): Likewise.
621 (SSE prologue save splitter): Likewise.
623 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
625 * tree.c (free_lang_data_in_one_sizepos): New inline function.
626 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
627 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
628 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
629 all decls. Call it on DECL_FIELD_OFFSET of fields.
630 (find_decls_types_r): Follow DECL_VALUE_EXPR.
631 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
633 2010-05-04 Martin Jambor <mjambor@suse.cz>
635 * tree-sra.c (build_access_from_expr_1): The first parameter type
636 changed to simple tree.
637 (build_access_from_expr): Likewise, gsi parameter was eliminated.
638 (scan_assign_result): Renamed to assignment_mod_result, enum elements
640 (build_accesses_from_assign): Removed all parameters except for a
641 simple gimple statement. Now returns a simple bool.
642 (scan_function): All non-analysis parts moved to separate functions
643 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
644 parameters and updated both callers.
645 (sra_modify_expr): Removed parameter data.
646 (sra_modify_function_body): New function.
647 (perform_intra_sra): Call sra_modify_function_body to modify the
649 (replace_removed_params_ssa_names): Parameter data changed into
651 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
652 changed the parameter dont_convert to convert with the opposite
654 (sra_ipa_modify_assign): Parameter data changed into adjustments
655 vector, return value changed to bool.
656 (ipa_sra_modify_function_body): New function.
657 (sra_ipa_reset_debug_stmts): Updated a comment.
658 (modify_function): Use ipa_sra_modify_function_body to modify function
661 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
664 * alias.c (true_dependence): Handle the same VALUE in x and mem.
665 (canon_true_dependence): Likewise.
666 (write_dependence_p): Likewise.
668 2010-05-04 Jan Hubicka <jh@suse.cz>
670 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
671 * cgraphbuild.c: Include ipa-utils.h
672 (record_reference_ctx): New struct.
673 (record_reference): Simplify to work on initializers; not statements.
674 (mark_address, mark_load, mark_store): New.
675 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
677 (record_references_in_initializer): Update use of record_reference.
678 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
681 2010-05-04 Jan Hubicka <jh@suse.cz>
683 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
684 node will be removed anyway.
685 (lto_varpool_replace_node): Allow also unanalyzed nodes;
686 relink aliases of node into prevailing node.
687 * varpool.c (varpool_remove_node): Remove aliases properly;
688 when removing node, remove all its aliases too; remove DECL_INITIAL
689 of removed node; ggc_free the varpool node.
691 2010-05-04 Richard Guenther <rguenther@suse.de>
693 PR tree-optimization/43879
694 * tree-ssa-structalias.c (alias_get_name): Use
695 DECL_ASSEMBLER_NAME if available.
696 (create_function_info_for): Return the varinfo node.
697 (ipa_pta_execute): Associate same-body aliases and extra names
698 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
700 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
702 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove
705 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
708 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
709 only if HONOR_REG_ALLOC_ORDER is not defined.
711 2010-05-04 Richard Guenther <rguenther@suse.de>
713 PR tree-optimization/43949
714 * tree-vrp.c (extract_range_from_binary_expr): Only handle
717 2010-04-26 Jason Merrill <jason@redhat.com>
719 * c.opt (-fstrict-enums): New.
720 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
722 2010-05-03 David Ung <davidu@mips.com>
723 James E. Wilson <wilson@codesourcery.com>
725 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
726 emit the trap instruction before the divide for TUNE_74K.
728 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
730 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
731 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
732 based on the above, for new target hook.
734 * hooks.c (hook_bool_mode_true): New generic hook.
735 * hooks.h (hook_bool_mode_true): Add prototype.
737 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
739 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
740 target hook, set to hook_bool_mode_false.
741 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
742 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
743 with targetm.small_register_classes_for_mode_p.
744 (find_reusable_reload): Likewise.
745 (combine_reloads): Likewise.
746 * reload1.c (reload_as_needed): Likewise.
747 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
748 * ifcvt.c (noce_process_if_block, check_cond_move_block,
749 dead_or_predicable): Likewise.
750 * regmove.c (optimize_reg_copy_1): Likewise.
751 * calls.c (prepare_call_address): Likewise.
752 (precompute_register_parameters): Likewise.
754 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
756 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
757 implementation of the hook that considers all register classes
758 small except for SH64.
759 (sh_override_options): Use the new hook.
760 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
763 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
765 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
766 implementation of the hook that considers all register classes
768 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
771 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
773 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
774 implementation of the hook that considers all register classes
776 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
779 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
781 * config/m32c/m32c.h: Likewise.
782 * config/pdp11/pdp11.h: Likewise.
783 * config/avr/avr.h: Likewise.
784 * config/xtensa/xtensa.h: Likewise.
785 * config/m68hc11/m68hc11.h: Likewise.
786 * config/mn10300/mn10300.h: Likewise.
787 * config/mcore/mcore.h: Likewise.
788 * config/h8300/h8300.h: Likewise.
789 * config/bfin/bfin.h: Likewise.
791 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
792 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
794 2010-05-03 Anatoly Sokolov <aesok@post.ru>
796 * double-int.h (tree_to_double_int): Remove macro.
797 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
798 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
799 (tree_to_double_int): New function.
800 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
802 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
804 2010-05-03 Richard Guenther <rguenther@suse.de>
806 PR tree-optimization/43971
807 * tree-ssa-structalias.c (get_constraint_for_1): Fix
808 constraints in the !flag_delete_null_pointer_checks case.
810 2010-05-03 Jakub Jelinek <jakub@redhat.com>
813 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
814 result mode matches original rtl mode.
816 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
819 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
821 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
823 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
824 when processing flag options.
826 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
828 * gcov-iov.c (main): Change format string placeholder
829 from %#08x to 0x%08x.
830 * genchecksum.c (dosum): Change format string placeholder
831 from %#02x to 0x%02x.
833 2010-05-02 Richard Guenther <rguenther@suse.de>
835 PR tree-optimization/43879
836 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
838 2010-05-02 Bruno Haible <bruno@clisp.org>
840 * doc/extend.texi (Function Attributes): Fix a typo.
842 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
845 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
846 placeholder from 0x%x to %#x.
847 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
848 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
849 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
850 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
851 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
852 * config/i386/i386.c (ix86_target_string): Ditto.
853 * config/i386/i386.c (output_pic_addr_const): Ditto.
854 (print_operand): Ditto.
856 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
858 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
859 placeholder from 0x%x to %#x.
860 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
861 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
862 (ASM_OUTPUT_DEBUG_DATA): Ditto.
863 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
864 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
865 * optc-gen.awk: Ditto.
866 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
867 (HOST_WIDE_INT_PRINT_HEX): Ditto.
868 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
869 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
871 2010-05-01 Anatoly Sokolov <aesok@post.ru>
873 * target.h (struct calls): Add function_value_regno_p field.
874 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
875 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
876 * targhooks.c (default_function_value_regno_p): New function.
877 * targhooks.h (default_function_value_regno_p): Declare function.
878 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
879 * builtins.c. (apply_result_size): (Ditto.).
880 * combine.c. (likely_spilled_retval_p): (Ditto.).
881 * mode-switching.c. Include 'target.h'.
882 (create_pre_exit): Use function_value_regno_p hook.
883 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
884 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
885 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
887 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
888 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
889 (ix86_function_value_regno_p): Declare as static, change argument
890 type to const unsigned int.
891 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
893 2010-05-01 Richard Guenther <rguenther@suse.de>
895 PR tree-optimization/43949
896 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
898 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
900 2010-05-01 Anatoly Sokolov <aesok@post.ru>
902 * rtl.h (CONST_DOUBLE_P): Define.
903 (rtx_to_double_int): Declare.
904 * emit-rtl.c (rtx_to_double_int): New function.
905 * dwarf2out.c (insert_double): New function.
906 (loc_descriptor, add_const_value_attribute): Clean up, use
907 rtx_to_double_int and insert_double functions.
909 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
911 * doc/extend.texi (Inline): Add missing return keyword to examples.
912 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
915 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
917 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
918 the variable part of the offset as well. Use highest_pow2_factor for
919 all alignment checks.
921 2010-04-30 Richard Guenther <rguenther@suse.de>
923 PR tree-optimization/43879
924 * tree-ssa-structalias.c (type_could_have_pointers): Functions
927 2010-04-30 Jan Hubicka <jh@suse.cz>
929 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
931 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
933 2010-04-30 Jan Hubicka <jh@suse.cz>
935 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
937 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
938 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
939 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
940 cgraph_node_set_needs_ltrans_p): Remove.
942 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
944 * sdbout.c: Include vec.h, do not include varray.h.
945 (deferred_global_decls, sdbout_global_decl,
946 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
947 * toplev.c: Do not include varray.h.
948 (dump_memory_report): Do not dump VARRAY statistics.
949 * gengtype.c (open_base_file): Ignore varray.h.
950 * Makefile.in: Update for abovementioned changes.
951 Remove all traces of varray.c and varray.h.
952 * varray.c: Remove file.
953 * varray.h: Remove file.
955 2010-04-30 Jan Hubicka <jh@suse.cz>
957 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
960 2010-04-30 Jan Hubicka <jh@suse.cz>
962 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
965 2010-04-30 Richard Guenther <rguenther@suse.de>
967 * tree-ssa-structalias.c (get_constraint_for_1): Generate
968 constraints for CONSTRUCTOR.
970 2010-04-30 Richard Guenther <rguenther@suse.de>
973 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
974 first after all lowering passes.
976 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
978 * toplev.c: Include varray.h for statistics dumping.
979 * tree.h: Do not declare varray_head_tag.
980 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
981 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
982 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
983 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
984 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
985 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
986 c-common.c, c-common.h, reg-stack.c, basic-block.h,
987 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
989 * Makefile.in: Update for abovementioned changes.
991 2010-04-30 Jakub Jelinek <jakub@redhat.com>
994 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
996 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
998 * config/picochip/picochip.c (picochip_legitimize_address): Define.
999 Use this function to do machine-specific conversion.
1000 (picochip_legitimize_reload_address): Likewise.
1001 (picochip_legitimate_address_p): Check valid base register only if
1003 (picochip_check_conditional_copy): Check for modw only if opnd is
1005 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
1006 to call the function in c.
1007 * config/picochip/picochip-protos.h
1008 (picochip_legitimize_reload_address): Define.
1009 * config/picochip/picochip.md (supported_compare1): Define.
1011 2010-04-30 Jan Hubicka <jh@suse.cz>
1013 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
1014 (cgraph_global_info): Remove inlined.
1015 (LTO_cgraph_tag_names): Remove.
1016 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
1017 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
1018 simplify cgraph tags and document.
1019 (lto_output_node): Use only LTO_cgraph_unavail_node and
1020 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
1021 for_functions_valid, global info, process and output flags.
1022 (input_overwrite_node): Initialize estimated stack size and
1023 estimated growth. Do not read flags we no longer store.
1024 (input_node): Likewise do not read info no longer stored.
1025 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
1028 2010-04-30 Richard Guenther <rguenther@suse.de>
1030 PR tree-optimization/43879
1031 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1032 handle non-zero initializers.
1034 2010-04-30 Richard Guenther <rguenther@suse.de>
1036 * builtins.c (fold_builtin_1): Delete free (0).
1038 2010-04-29 Jan Hubicka <jh@suse.cz>
1040 * gengtype.c (open_base_files): Add lto-streamer.h
1041 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
1042 (pass_ipa_cp): GGC collect.
1043 * toplev. (compile_file): Do not output symbols.
1044 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
1045 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
1046 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
1047 * lto-section-in.c: Include ggc.h
1048 (lto_new_in_decl_state): Alloc in GGC.
1049 (lto_delete_in_decl_state): Likewise.
1050 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
1053 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1056 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
1057 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
1058 (HONOR_REG_ALLOC_ORDER): Describe new macro.
1059 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
1060 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
1061 account only if HONOR_REG_ALLOC_ORDER is not defined.
1062 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
1063 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
1065 2010-04-29 Jon Grant <04@jguk.org>
1067 * collect2.c (vflag): Change type from int to bool.
1069 (helpflag): New global bool.
1070 (main): Set vflag and debug with boolean, not integer truth values.
1071 Accept new "--help" option and output usage text if found.
1072 * collect2.h (vflag): Update prototype.
1075 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1078 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
1080 2010-04-29 Richard Guenther <rguenther@suse.de>
1083 * plugin.h (invoke_plugin_callbacks): Annotate arguments
1084 with ATTRIBUTE_UNUSED.
1086 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1089 * config/i386/i386.c (get_some_local_dynamic_name): Replace
1090 INSN_P with NONDEBUG_INSN_P.
1091 (distance_non_agu_define): Likewise.
1092 (distance_agu_use): Likewise.
1094 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1096 From Dominique d'Humieres <dominiq@lps.ens.fr>
1098 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
1101 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1103 * plugin.h (invoke_plugin_callbacks): New inline function.
1104 * plugin.c (flag_plugin_added): New global flag.
1105 (add_new_plugin): Initialize above flag.
1106 (invoke_plugin_callbacks): Rename to ...
1107 (invoke_plugin_callbacks_full): ... this.
1109 2010-04-28 Jan Hubicka <jh@suse.cz>
1111 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
1112 (lto_varpool_replace_node): New.
1113 (lto_symtab_resolve_symbols): Resolve varpool nodes.
1114 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
1115 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
1116 * cgraph.h (varpool_node_ptr): New type.
1117 (varpool_node_ptr): New vector.
1118 (varpool_node_set_def): New structure.
1119 (varpool_node_set): New type.
1120 (varpool_node_set): New vector.
1121 (varpool_node_set_element_def): New structure.
1122 (varpool_node_set_element, const_varpool_node_set_element): New types.
1123 (varpool_node_set_iterator): New type.
1124 (varpool_node): Add prev pointers, add used_from_other_partition,
1126 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
1127 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
1128 varpool_get_node, varpool_remove_node): Declare.
1129 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
1130 varpool_node_set_size): New inlines.
1131 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
1132 * tree-pass.h (varpool_node_set_def): Forward declare.
1133 (ipa_opt_pass_d): Summary writting takes vnode sets too.
1134 (ipa_write_optimization_summaries): Update prototype.
1135 * ipa-cp.c (ipcp_write_summary): Update.
1136 * ipa-reference.c (ipa_reference_write_summary): Update.
1137 * lto-cgraph.c (lto_output_varpool_node): New static function.
1138 (output_varpool): New function.
1139 (input_varpool_node): New static function.
1140 (input_varpool_1): New function.
1141 (input_cgraph): Input varpool.
1142 * ipa-pure-const.c (pure_const_write_summary): Update.
1143 * lto-streamer-out.c (lto_output): Update, output varpool too.
1144 (write_global_stream): Kill WPA hack.
1145 (produce_asm_for_decls): Update.
1146 (output_alias_pair_p): Handle variables.
1147 (output_unreferenced_globals): Output only needed partition of varpool.
1148 * ipa-inline.c (inline_write_summary): Update.
1149 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1151 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1152 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1153 varpool_node_set_new, varpool_node_set_add,
1154 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1155 debug_varpool_node_set): New functions.
1156 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1157 (execute_one_pass): Process new decls too.
1158 (ipa_write_summaries_2): Pass around vsets.
1159 (ipa_write_summaries_1): Likewise.
1160 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1162 (ipa_write_optimization_summaries_1): Pass around vsets.
1163 (ipa_write_optimization_summaries): Likewise.
1164 * varpool.c (varpool_get_node): New.
1165 (varpool_node): Update doubly linked lists.
1166 (varpool_remove_node): New.
1167 (dump_varpool_node): More dumping.
1168 (varpool_enqueue_needed_node): Update doubly linked lists.
1169 (decide_is_variable_needed): Kill ltrans hack.
1170 (varpool_finalize_decl): Kill lto hack.
1171 (varpool_assemble_decl): Skip decls in other partitions.
1172 (varpool_assemble_pending_decls): Update doubly linkes lists.
1173 (varpool_empty_needed_queue): Likewise.
1174 (varpool_extra_name_alias): Likewise.
1175 * lto-streamer.c (lto_get_section_name): Add vars section.
1176 * lto-streamer.h (lto_section_type): Update.
1177 (output_varpool, input_varpool): Declare.
1179 2010-04-28 Mike Stump <mikestump@comcast.net>
1181 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1183 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1185 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1186 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1187 (lto_input_ts_type_tree_pointers): Likewise.
1188 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1189 (lto_output_ts_type_tree_pointers): Likewise.
1191 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1193 Uniquization of constants at the Tree level
1194 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
1195 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
1197 (tree_output_constant_def): Declare.
1198 * gimplify.c (gimplify_init_constructor): When using block copy, first
1199 uniquize the constant constructor on the RHS.
1200 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
1201 DECL_IN_CONSTANT_POOL flag.
1202 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
1203 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
1205 (assemble_variable): Deal with symbols belonging to the tree constant
1207 (get_constant_section): Add ALIGN parameter and simplify.
1208 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
1209 (assemble_constant_contents): Use the expression of the VAR_DECL.
1210 (output_constant_def_contents): Use the alignment of the VAR_DECL.
1211 (tree_output_constant_def): New global function.
1212 (mark_constant): Use the expression of the VAR_DECL.
1213 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
1215 (output_object_block): Likewise and assemble the expression.
1217 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1219 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1220 hash_tree, eq_tree): New tree hash table.
1221 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1222 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1223 lto_orig_address_remove): Reimplement.
1225 2010-04-28 Xinliang David Li <davidxl@google.com>
1228 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
1229 (compute_uninit_opnds_pos): New function.
1230 (is_non_loop_exit_postdominating): New function.
1231 (compute_control_dep_chain): New function.
1232 (find_pdom): New function.
1233 (convert_control_dep_chain_into_preds): New function.
1234 (find_predicates): New function.
1235 (find_control_equiv_block): New function.
1236 (collect_phi_def_edges): New function.
1237 (find_def_preds): New function.
1238 (find_dom): New function.
1239 (dump_predicates): New function.
1240 (get_cmp_code): New function.
1241 (is_value_included_in): New function.
1242 (find_matching_predicate_in_rest_chains): New function.
1243 (use_pred_not_overlap_with_undef_path_pred): New function.
1244 (is_use_properly_guarded): New function.
1245 (normalize_cond_1): New function.
1246 (is_and_or_or): New function.
1247 (normalize_cond): New function.
1248 (is_gcond_subset_of): New function.
1249 (is_subset_of_any): New function.
1250 (is_or_set_subset_of): New function.
1251 (is_and_set_subset_of): New function.
1252 (is_norm_cond_subset_of): New function.
1253 (is_pred_expr_subset_of): New function.
1254 (is_pred_chain_subset_of): New function.
1255 (is_included_in): New function.
1256 (is_superset_of): New function.
1257 (find_uninit_use): New function.
1258 (warn_uninitialized_phi): New function.
1259 (compute_possibly_undefined_names): New function.
1260 (ssa_undefined_value_p): New function.
1261 (execute_late_warn_uninitialized): New function.
1262 * tree-ssa.c (ssa_undefined_value_p): Removed.
1263 (warn_uninit): Changed to extern.
1264 (warn_uninitialized_phi): Removed.
1265 (warn_uninitialized_vars): Changed to extern.
1266 (execute_late_warn_uninitialized): Removed
1267 * tree-flow.h: Add new prototypes.
1268 * timevar.def: Add new time variable.
1269 * Makefile.in: Add new build file.
1271 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
1273 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1276 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1279 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
1281 2010-04-28 Martin Jambor <mjambor@suse.cz>
1283 * cgraph.h (struct cgraph_node): New field indirect_calls.
1284 (struct cgraph_indirect_call_info): New type.
1285 (struct cgraph_edge): Removed field indirect_call. New fields
1286 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
1287 (cgraph_create_indirect_edge): Declare.
1288 (cgraph_make_edge_direct): Likewise.
1289 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
1290 * ipa-prop.h (struct ipa_param_call_note): Removed.
1291 (struct ipa_node_params): Removed field param_calls.
1292 (ipa_create_all_structures_for_iinln): Declare.
1293 * cgraph.c: Described indirect edges and uids in initial comment.
1294 (cgraph_add_edge_to_call_site_hash): New function.
1295 (cgraph_edge): Search also among the indirect edges, use
1296 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
1297 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
1298 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
1300 (initialize_inline_failed): Assign a reason to indirect edges.
1301 (cgraph_create_edge_1): New function.
1302 (cgraph_create_edge): Moved some functionality to
1303 cgraph_create_edge_1.
1304 (cgraph_create_indirect_edge): New function.
1305 (cgraph_edge_remove_callee): Add an assert checking for
1307 (cgraph_edge_remove_caller): Special-case indirect edges.
1308 (cgraph_remove_edge): Likewise.
1309 (cgraph_set_edge_callee): New function.
1310 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1311 (cgraph_make_edge_direct): New function.
1312 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1313 the declaration of the call statement matches.
1314 (cgraph_node_remove_callees): Special-case indirect edges.
1315 (cgraph_clone_edge): Likewise.
1316 (cgraph_clone_node): Clone also the indirect edges.
1317 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1318 indirect_call, dump count of indirect_calls edges.
1319 * ipa-prop.c (iinlining_processed_edges): New variable.
1320 (ipa_note_param_call): Create indirect edges instead of
1321 creating notes. New parameter node.
1322 (ipa_analyze_call_uses): New parameter node, pass it on to
1323 ipa_note_param_call.
1324 (ipa_analyze_stmt_uses): Likewise.
1325 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1326 (print_edge_addition_message): Work on edges rather than on notes.
1327 (update_call_notes_after_inlining): Likewise, renamed to
1328 update_indirect_edges_after_inlining.
1329 (ipa_create_all_structures_for_iinln): New function.
1330 (ipa_free_node_params_substructures): Do not free notes.
1331 (ipa_edge_duplication_hook): Propagate bits within
1332 iinlining_processed_edges bitmap.
1333 (ipa_node_duplication_hook): Do not duplicate notes.
1334 (free_all_ipa_structures_after_ipa_cp): Renamed to
1335 ipa_free_all_structures_after_ipa_cp.
1336 (free_all_ipa_structures_after_iinln): Renamed to
1337 ipa_free_all_structures_after_iinln.g
1338 (ipa_write_param_call_note): Removed.
1339 (ipa_read_param_call_note): Removed.
1340 (ipa_write_indirect_edge_info): New function.
1341 (ipa_read_indirect_edge_info): Likewise.
1342 (ipa_write_node_info): Do not stream notes, do stream information
1344 (ipa_read_node_info): Likewise.
1345 (lto_ipa_fixup_call_notes): Removed.
1346 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1347 * ipa-inline.c (pass_ipa_inline): Likewise.
1348 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1349 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1350 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1352 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1354 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1355 (output_cgraph): Stream also indirect edges.
1356 (lto_output_edge): Added capability to stream indirect edges.
1357 (input_edge): Likewise.
1358 (input_cgraph_1): Likewise.
1359 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1362 2010-04-28 Richard Guenther <rguenther@suse.de>
1364 PR tree-optimization/43879
1365 PR tree-optimization/43909
1366 * tree-ssa-structalias.c (struct variable_info): Add
1367 only_restrict_pointers flag.
1368 (new_var_info): Initialize it. Increment stats.total_vars here.
1369 (create_function_info_for): Do not increment stats.total_vars
1371 (get_function_part_constraint): Fix build with C++.
1372 (insert_into_field_list): Remove.
1373 (push_fields_onto_fieldstack): Properly merge fields.
1374 (create_variable_info_for): Split and simplify.
1375 (create_variable_info_for_1): New piece.
1376 (intra_create_variable_infos): Properly make restrict constraints
1379 2010-04-28 Richard Guenther <rguenther@suse.de>
1382 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
1384 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
1385 Jan Hubicka <hubicka@ucw.cz>
1387 * doc/invoke.texi (-Wsuggest-attribute=const,
1388 -Wsuggest-attribute=pure): Document.
1389 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
1390 (function_always_visible_to_compiler_p,
1391 suggest_attribute, warn_function_pure, warn_function_const):
1393 (check_call): Improve debug info.
1394 (analyze_function): Do not check availability.
1395 (add_new_function): Check availability.
1396 (propagate): Output warnings.
1397 (skip_function_for_local_pure_const): New function.
1398 (local_pure_const): Use it; output warnings.
1399 * common.opt (Wsuggest-attribute=const,
1400 Wsuggest-attribute=pure): New.
1402 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1404 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
1405 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
1406 or DW_CFA_def_cfa_offset{,_sf}.
1408 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1410 * tree.h: Fix truncated long macros.
1412 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
1414 * collect2.c (TARGET_64BIT): Redefine to target's default.
1415 * tlink.c: Likewise.
1416 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
1417 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
1418 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
1419 for underscoring __USER_LABEL_PREFIX__.
1420 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
1421 (SUB_LINK_ENTRY32): New.
1422 (SUB_LINK_ENTRY64): New.
1423 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
1424 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
1425 (SUB_LINK_ENTRY64): New.
1426 (SUB_LINK_ENTRY): New.
1427 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
1428 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
1429 x64 target is choosen.
1430 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
1431 * configure: Regenerated.
1432 * configure.ac (leading-mingw64-underscores): Option added.
1434 2010-04-27 Jan Hubicka <jh@suse.cz>
1436 * doc/invoke.texi (-fipa-profile): Document.
1437 * opts.c (decode_options): Enable ipa-profile at -O1.
1438 * timevar.def (TV_IPA_PROFILE): Define.
1439 * common.opt (fipa-profile): Add.
1440 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
1442 (cgraph_propagate_frequency): Handle only local ones.
1443 * tree-pass.h (pass_ipa_profile): Declare.
1444 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
1445 (pass_ipa_profile): Use TV_IPA_PROFILE.
1446 * ipa.c (ipa_profile): New function.
1447 (gate_ipa_profile): Likewise.
1448 (pass_ipa_profile): New global variable.
1449 * passes.c (pass_ipa_profile): New.
1451 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
1453 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
1455 2010-04-27 Martin Jambor <mjambor@suse.cz>
1458 * ipa.c (dissolve_same_comdat_group_list): New function.
1459 (function_and_variable_visibility): Call
1460 dissolve_same_comdat_group_list when comdat group contains external or
1462 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
1463 lists are circular and that they contain only DECL_ONE_ONLY nodes.
1465 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1467 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
1468 (const_hash_1) <VECTOR_CST>: New case.
1469 (compare_constant) <VECTOR_CST>: Likewise.
1470 <ADDR_EXPR>: Deal with LABEL_REFs.
1471 (copy_constant) <VECTOR_CST>: New case.
1473 2010-04-27 Jan Hubicka <jh@suse.cz>
1475 * cgraph.c (cgraph_propagate_frequency): New function.
1476 * cgraph.h (cgraph_propagate_frequency): Declare.
1477 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
1478 cgraph_propagate_frequency.
1480 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1482 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
1484 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
1487 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
1488 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
1489 here to determine which regs to push and how much stack to reserve.
1491 2010-04-27 Jie Zhang <jie@codesourcery.com>
1493 * doc/gimple.texi (gimple_statement_with_ops): Remove
1494 addresses_taken field.
1495 (gimple_statement_with_memory_ops): Likewise.
1497 2010-04-27 Jan Hubicka <jh@suse.cz>
1499 * tree-inline.c (eni_inlining_weights): Remove.
1500 (estimate_num_insns): Special case more builtins.
1502 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
1505 * c-typeck.c (build_binary_op): Move forward check for comparison
1506 pointer with null pointer constant and adjust the diagnostic message.
1508 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
1511 * configure.ac (gcc_cv_as_section_has_align): Set if installed
1512 binutils supports extended .section directive needed by LTO, or
1513 warn if older binutils found.
1514 (LTO_BINARY_READER): New AC_SUBST'd variable.
1515 (LTO_USE_LIBELF): Likewise.
1516 * gcc/config.gcc (lto_binary_reader): New target-specific configure
1518 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
1519 (LTO_USE_LIBELF): Likewise.
1520 * configure: Regenerate.
1522 * collect2.c (is_elf): Rename from this ...
1523 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
1524 object files in addition to ELF-formatted ones.
1525 (scan_prog_file): Caller updated. Also allow for LTO info marker
1526 symbol to be prefixed or not by an extra underscore.
1528 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
1529 * config/i386/winnt.c: Also #include lto-streamer.h
1530 (i386_pe_asm_named_section): Specify 1-byte section alignment for
1532 (i386_pe_asm_output_aligned_decl_common): Add comment.
1533 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
1535 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
1538 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
1539 Add missing earlyclobber for second alternative.
1541 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
1543 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
1544 bits for artificial defs at the top of the block.
1545 * fwprop.c (single_def_use_enter_block): Don't call it.
1547 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
1550 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
1551 instead of "$gcc_cv_objdump -T".
1552 Use "-undefined dynamic_lookup" on darwin.
1553 * gcc/configure: Regenerate.
1555 2010-04-26 Jakub Jelinek <jakub@redhat.com>
1558 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
1560 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1562 * c-parser.c (struct c_token): Move location field up.
1563 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
1564 (struct c_declspecs): Convert typespec_word, storage_class, and
1565 default_int_p into bitfields.
1566 (struct c_declarator): Move loc field up.
1568 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1570 * cfgloop.h (struct loop): Move can_be_parallel field up.
1571 * ipa-prop.h (struct ip_node_params): Move bitfields up.
1572 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
1574 (struct iv_cand): Convert pos field into a bitfield.
1575 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
1577 (struct _stmt_vec_info): Shuffle fields for better packing.
1579 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1581 * varasm.c (IN_NAMED_SECTION): Remove guard.
1582 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
1583 (IN_NAMED_SECTION_P): ...this.
1584 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
1585 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1587 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1589 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
1590 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
1591 of shadowing it. Fix comments.
1593 2010-04-26 Jan Hubicka <jh@suse.cz>
1595 * cgraph.c (cgraph_create_node): Set node frequency to normal.
1596 (cgraph_clone_node): Copy function frequency.
1597 * cgraph.h (node_frequency): New enum
1598 (struct cgraph_node): Add.
1599 * final.c (rest_of_clean_state): Update.
1600 * lto-cgraph.c (lto_output_node): Output node frequency.
1601 (input_overwrite_node): Input node frequency.
1602 * tre-ssa-loop-ivopts (computation_cost): Update.
1603 * lto-streamer-out.c (output_function): Do not output function
1605 * predict.c (maybe_hot_frequency_p): Update and handle functions
1607 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
1609 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
1610 (compute_function_frequency): Set noreturn functions to be executed
1612 (choose_function_section): Update.
1613 * lto-streamer-in.c (input_function): Do not input function frequency.
1614 * function.c (allocate_struct_function): Do not initialize function
1616 * function.h (function_frequency): Remove.
1617 (struct function): Remove function frequency.
1618 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
1619 (try_update): Update.
1620 * tree-inline.c (initialize_cfun): Do not update function frequency.
1621 * passes.c (pass_init_dump_file): Update.
1622 * i386.c (ix86_compute_frame_layout): Update.
1623 (ix86_pad_returns): Update.
1625 2010-04-26 Jie Zhang <jie@codesourcery.com>
1627 PR tree-optimization/43833
1628 * tree-vrp.c (range_int_cst_p): New.
1629 (range_int_cst_singleton_p): New.
1630 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
1631 when both operands are constants. Use range_int_cst_p in
1634 2010-04-26 Jan Hubicka <jh@suse.cz>
1636 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
1638 2010-04-26 Richard Guenther <rguenther@suse.de>
1641 * gimple.c (gimple_decl_printable_name): Deal gracefully
1642 with a NULL DECL_NAME.
1644 2010-04-26 Richard Guenther <rguenther@suse.de>
1647 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
1648 if emitting debug information and it is either a function
1649 or a namespace decl.
1651 2010-04-26 Ira Rosen <irar@il.ibm.com>
1653 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
1654 determine if the statement is vectorizable, and a macro to access it.
1655 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1656 Skip statements that can't be vectorized. If the analysis fails,
1657 mark the statement as unvectorizable if vectorizing basic block.
1658 (vect_compute_data_refs_alignment): Likewise.
1659 (vect_verify_datarefs_alignment): Skip statements marked as
1660 unvectorizable. Add print.
1661 (vect_analyze_group_access): Skip statements that can't be
1662 vectorized. If the analysis fails, mark the statement as
1663 unvectorizable if vectorizing basic block.
1664 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
1665 * tree-vect-stmts.c (vectorizable_store): Fix the number of
1666 generated stmts for SLP.
1667 (new_stmt_vec_info): Initialize the new field.
1668 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
1669 statements marked as unvectorizable.
1671 2010-04-25 Joseph Myers <joseph@codesourcery.com>
1673 * c-common.c (flag_isoc1x): New.
1674 (flag_isoc99): Update comment.
1675 * c-common.h (flag_isoc1x): New.
1676 (flag_isoc99): Update comment.
1677 * c-cppbuiltin.c (builtin_define_float_constants): Also define
1678 __<type>_DECIMAL_DIG__.
1679 * c-opts.c (set_std_c1x): New.
1680 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
1681 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
1682 * c.opt (-std=c1x, -std=gnu1x): New options.
1683 * doc/cpp.texi: Mention -std=c1x.
1684 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
1685 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
1686 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
1687 * doc/standards.texi: Mention C1X.
1688 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
1689 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
1690 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
1693 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
1695 * config/i386/gmon-sol2.c (_mcleanup): Change format string
1696 placeholder from 0x%x to %#x.
1697 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1698 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1699 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1700 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1701 * config/i386/i386.c (ix86_target_string): Ditto.
1702 (output_pic_addr_const): Ditto.
1703 (print_operand): Ditto.
1705 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
1707 * combine.c (find_split_point): Add third argument. Use it
1708 to find nested multiply-accumulate instructions. Adjust calls.
1709 (try_combine): Adjust call to find_split_point.
1711 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
1713 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
1715 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
1717 PR tree-optimization/41442
1718 * fold-const.c (merge_truthop_with_opposite_arm): New function.
1719 (fold_binary_loc): Call it.
1721 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1723 * toplev.c (general_init): Set default for fdiagnostics-show-option.
1724 * opts.c (common_handle_option): Allow disabling it.
1725 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
1727 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
1729 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
1730 between modes if both types are integral.
1732 2010-04-23 Richard Guenther <rguenther@suse.de>
1734 PR tree-optimization/43572
1735 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
1737 2010-04-23 Richard Guenther <rguenther@suse.de>
1740 * tree-inline.c (tree_can_inline_p): Also check compatibility
1743 2010-04-23 Martin Jambor <mjambor@suse.cz>
1745 PR tree-optimization/43846
1746 * tree-sra.c (struct access): New flag grp_assignment_read.
1747 (build_accesses_from_assign): Set grp_assignment_read.
1748 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
1749 (enum mark_read_status): New type.
1750 (analyze_access_subtree): Propagate grp_assignment_read, create
1751 accesses also if both direct_read and root->grp_assignment_read.
1753 2010-04-23 Martin Jambor <mjambor@suse.cz>
1756 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
1757 function does not have type attributes.
1759 2010-04-23 Richard Guenther <rguenther@suse.de>
1762 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
1765 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1767 * sese.h (create_if_region_on_edge): Remove.
1769 * sese.c (create_if_region_on_edge): Make static.
1771 * tree-inline.c: Do not include ggc.h.
1773 * expr.c: Do not include ggc.h.
1775 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
1778 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
1781 * config/sh/sh.c (find_barrier): Don't emit a constant pool
1782 in the middle of insns for casesi_worker_2.
1784 2010-04-22 David Edelsohn <edelsohn@gnu.org>
1786 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
1788 2010-04-22 Ira Rosen <irar@il.ibm.com>
1790 PR tree-optimization/43842
1791 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
1792 loop unrolling in update of exit phis. Fix comment.
1793 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
1794 least two reduction statements in the loop before starting SLP
1797 2010-04-22 Nick Clifton <nickc@redhat.com>
1799 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
1801 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
1803 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
1806 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1808 * tree-parloops.c (loop_parallel_p): New argument
1809 parloop_obstack. Pass it down.
1810 (parallelize_loops): New variable parloop_obstack. Initialize it,
1811 pass it down, free it.
1813 * tree-loop-linear.c (linear_transform_loops): Pass down
1816 * tree-data-ref.h (lambda_compute_access_matrices): New argument
1817 of type struct obstack *.
1819 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
1820 scratch_obstack. Initialize it, pass down, free it.
1822 * lambda.h (lambda_loop_new): Remove.
1823 (lambda_matrix_new, lambda_matrix_inverse)
1824 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
1825 argument of type struct obstack *.
1827 * lambda-trans.c (lambda_trans_matrix_new): New argument
1828 lambda_obstack. Pass it down, use obstack allocation for ret.
1829 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
1832 * lambda-mat.c (lambda_matrix_get_column)
1833 (lambda_matrix_project_to_null): Remove.
1834 (lambda_matrix_new): New argument lambda_obstack. Use obstack
1836 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
1839 * lambda-code.c (lambda_loop_new): New function.
1840 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
1841 (lambda_compute_auxillary_space, lambda_compute_target_space)
1842 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
1843 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
1844 (build_access_matrix): New argument lambda_obstack. Use obstack
1846 (lambda_compute_step_signs, lambda_compute_access_matrices): New
1847 argument lambda_obstack. Pass it down.
1849 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1851 * optabs.h (expand_widening_mult): Declare.
1853 2010-04-22 Richard Guenther <rguenther@suse.de>
1855 PR tree-optimization/43845
1856 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
1857 lookup the CALL_EXPR function and arguments.
1859 2010-04-22 Nick Clifton <nickc@redhat.com>
1861 * config/stormy16/stormy16.c
1862 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
1863 * config/stormy16/stormy16.h: Tidy up formatting.
1864 (DONT_USE_BUILTIN_SETJMP): Remove definition.
1865 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
1866 (ineqbranchsi): Delete pattern.
1867 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
1868 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
1869 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
1870 stormy16-lib2-ucmpsi2.c.
1872 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1874 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
1875 df_simulate_find_noclobber_defs as appropriate. Keep track of an
1876 extra set merge_set_noclobber, and use it to relax the final test
1878 * df.h (df_simulate_find_noclobber_defs): Declare.
1879 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
1881 (df_simulate_find_noclobber_defs): New function.
1883 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
1885 * config/i386/i386.md: Use {} around multi-line preparation statements.
1887 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1889 * c-tree.h (push_init_level, pop_init_level, set_init_index)
1890 (process_init_element): New argument of type struct obstack *.
1892 * c-typeck.c (push_init_level, pop_init_level, set_designator)
1893 (set_init_index, set_init_label, set_nonincremental_init)
1894 (set_nonincremental_init_from_string, find_init_member)
1895 (output_init_element, output_pending_init_elements)
1896 (process_init_element): New argument braced_init_obstack. Pass it
1898 (push_range_stack, add_pending_init): New argument
1899 braced_init_obstack. Use obstack allocation.
1901 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
1902 braced_init_obstack. Pass it down.
1903 (c_parser_braced_init): New variables ret, braced_init_obstack.
1904 Initialize obstack, pass it down and finally free it.
1906 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1909 * tree-pass.h (pass_optimize_widening_mul): Declare.
1910 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
1911 gate_optimize_widening_mul): New static functions.
1912 (pass_optimize_widening_mul): New.
1913 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
1914 <case MULT_EXPR>: Remove support for widening multiplies.
1915 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
1916 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
1917 simplify_gen_unary rather than directly building extensions.
1918 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
1920 * expmed.c (expand_widening_mult): New function.
1921 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
1923 2010-04-21 Jan Hubicka <jh@suse.cz>
1925 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
1926 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
1927 * lto-wpa-fixup.c: Remove.
1928 * Makefile.in (lto-wpa-fixup.o): Remove.
1929 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
1930 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
1931 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
1933 2010-04-21 Jan Hubicka <jh@suse.cz>
1935 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
1936 add write_optimization_summary, read_optimization_summary.
1937 (ipa_write_summaries_of_cgraph_node_set): Remove.
1938 (ipa_write_optimization_summaries): Declare.
1939 (ipa_read_optimization_summaries): Declare.
1940 * ipa-cp.c (pass_ipa_cp): Update.
1941 * ipa-reference.c (pass_ipa_reference): Update.
1942 * ipa-pure-const.c (pass_ipa_pure_const): Update.
1943 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
1945 * ipa-inline.c (pass_ipa_inline): Update.
1946 * ipa.c (pass_ipa_whole_program): Update.
1947 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
1948 * passes.c (ipa_write_summaries_1): Do not test wpa.
1949 (ipa_write_optimization_summaries_1): New.
1950 (ipa_write_optimization_summaries): New.
1951 (ipa_read_summaries): Do not test ltrans.
1952 (ipa_read_optimization_summaries_1): New.
1953 (ipa_read_optimization_summaries): New.
1955 2010-04-21 Jan Hubicka <jh@suse.cz>
1957 * lto-cgraph.c (lto_output_node): Do not output comdat groups
1959 (output_cgraph): Do not arrange comdat groups for boundary nodes.
1961 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1964 * dwarf2out.c (add_name_and_src_coords_attributes): Add
1965 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
1967 2010-04-21 Jan Hubicka <jh@suse.cz>
1969 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
1971 2010-04-21 Jan Hubicka <jh@suse.cz>
1973 * varpool.c (decide_is_variable_needed): Variable is always needed
1976 2010-04-21 Jan Hubicka <jh@suse.cz>
1978 * opts.c (decode_options): Enable pure-const pass for whopr.
1980 2010-04-21 Jan Hubicka <jh@suse.cz>
1982 * cgraph.c (dump_cgraph_node): Dump also assembler name.
1983 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
1985 (cgraph_decide_inlining): Do not expect callee to be removed in all
1988 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
1990 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
1992 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1994 * config/i386/i386.md (x86_shrd): Add athlon_decode and
1995 amdfam10_decode attributes.
1997 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2000 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
2001 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
2002 (lower_copyprivate_clauses): Use private var in outer
2003 context instead of original var. Make sure the types
2004 are correct for VLAs.
2006 2010-04-21 Richard Guenther <rguenther@suse.de>
2008 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
2009 to non-pointer objects.
2011 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2013 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
2014 last chain entry if it starts with the still current label.
2015 (add_location_or_const_value_attribute): Check that
2016 loc_list->first->next is NULL instead of comparing ->first with ->last.
2017 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
2018 to add_var_loc_to_decl.
2020 * dwarf2out.c (output_call_frame_info): For dw_cie_version
2021 >= 4 add also address size and segment size fields into CIE header.
2023 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
2024 long as address size is the same as sizeof (void *) and
2026 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
2027 address size or segment size is unexpected, return DW_EH_PE_omit.
2028 (classify_object_over_fdes): If get_cie_encoding returned
2029 DW_EH_PE_omit, return -1.
2030 (init_object): If classify_object_over_fdes returned -1,
2031 pretend there were no FDEs at all.
2033 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2035 * config/i386/i386.md (bswap<mode>2): Macroize expander from
2036 bswap{si,di}2 using SWI48 mode iterator.
2037 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
2038 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
2039 set modrm attribute of bswap insn to 0 and remove length attribute.
2040 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
2041 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
2042 set mode attribute to <MODE> and remove length attribute.
2044 2010-04-20 James E. Wilson <wilson@codesourcery.com>
2046 PR rtl-optimization/43520
2047 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
2048 zero available registers.
2050 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2052 * builtins.c (fold_builtin_cproj): Fold more cases.
2054 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2056 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
2057 (fold_builtin_1): Fold builtin cproj.
2058 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
2059 Use ATTR_CONST_NOTHROW_LIST.
2061 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
2063 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
2064 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
2065 ffsi2_no_cmove for !TARGET_CMOVE.
2066 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
2067 (ffssi2): Remove expander.
2068 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
2070 (ctz<mode>2): Ditto from ctz{si,di}2.
2071 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
2073 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
2076 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2078 * dwarf2out.c (AT_linkage_name): Define.
2079 (clone_as_declaration): Handle DW_AT_linkage_name.
2080 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
2081 of DW_AT_MIPS_linkage_name.
2082 (move_linkage_attr): Likewise.
2083 (dwarf2out_finish): Likewise.
2085 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
2088 * fold-const.c (fold_comparison): New folding rule.
2090 2010-04-20 Anatoly Sokolov <aesok@post.ru>
2092 * double-int.h (double_int_setbit): Declare.
2093 * double-int.c (double_int_setbit): New function.
2094 * rtl.h (immed_double_int_const): Declare.
2095 * emit-rtl.c (immed_double_int_const): New function.
2096 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2097 and immed_double_int_const functions.
2098 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2099 expand_copysign_bit): (Ditto.).
2100 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2101 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2102 * dojump.c (prefer_and_bit_test): (Ditto.).
2103 * expr.c (convert_modes, reduce_to_bit_field_precision,
2104 const_vector_from_tree): (Ditto.).
2105 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2107 2010-04-20 Jan Hubicka <jh@suse.cz>
2109 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2110 (dump_cgraph_node): Dump new flags.
2111 * cgraph.h (struct cgraph_node): Add flags
2112 reachable_from_other_partition and in_other_partition.
2113 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2114 other partition can not be removed.
2115 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2116 the other partition must be output; silence sanity checking on
2117 leaking functions bodies from other paritition.
2118 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2119 (lto_output_node): Output new flags; do not sanity check that inline
2120 clones are output; drop lto_forced_extern_inline_p code; do not mock
2121 visibility flags at partition boundaries.
2122 (add_node_to): New function.
2123 (output_cgraph): Use it to sort functions so masters appear before
2125 (input_overwrite_node): Input new flags.
2126 * passes.c (ipa_write_summaries): Do not call
2127 lto_new_extern_inline_states.
2128 * lto-section-out.c (forced_extern_inline,
2129 lto_new_extern_inline_states lto_delete_extern_inline_states,
2130 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2131 * lto-streamer.h (lto_new_extern_inline_states,
2132 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2133 lto_forced_extern_inline_p): Kill.
2135 2010-04-20 Richard Guenther <rguenther@suse.de>
2137 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2138 from vars that can have pointers.
2139 (process_constraint): Dump useless constraints.
2141 2010-04-20 Richard Guenther <rguenther@suse.de>
2143 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2144 (dump_sa_points_to_info): Remove asserts.
2145 (init_base_vars): nothing_id isn't an escape point nor does it
2148 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2150 * tree.h (TYPE_REF_IS_RVALUE): Define.
2151 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2152 should_move_die_to_comdat, prune_unused_types_walk): Handle
2153 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2154 (modified_type_die, gen_reference_type_die): Emit
2155 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2156 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2158 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2161 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2162 calls for -fpic -m31 if they have been sibcall optimized.
2164 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2166 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2167 ar.lc fixed and call-used.
2169 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2171 2010-04-19 Jan Hubicka <jh@suse.cz>
2173 * opts.c (decode_options): Disable whpr incompatible passes.
2174 * lto/lto.c (lto_1_to_1_map): Skip clones.
2175 (read_cgraph_and_symbols): Do not mark everything as needed.
2176 (do_whole_program_analysis): Do map only after optimizing;
2177 set proper cgraph_state; use passmanager.
2179 2010-04-19 DJ Delorie <dj@redhat.com>
2181 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2182 POINTER_PLUS_EXPR and fix them.
2184 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2186 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2187 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2188 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2189 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2190 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2191 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2192 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2193 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2194 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2195 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2196 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2198 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2200 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2201 (check_cond_move_block): Likewise.
2202 (cond_move_process_if_block): Likewise.
2203 (noce_find_if_block): Improve formatting.
2204 (find_if_header): Pass 0 to memset and tweak conditions.
2205 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2207 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2209 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2213 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2214 with non-local decl doesn't need chain.
2216 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2218 * ira-color.c (allocno_reload_assign): Avoid accumulating
2219 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2221 2010-04-19 Martin Jambor <mjambor@suse.cz>
2223 * gimple.h (create_tmp_reg): Declare.
2224 * gimplify.c (create_tmp_reg): New function.
2225 (gimplify_return_expr): Use create_tmp_reg.
2226 (gimplify_omp_atomic): Likewise.
2227 (gimple_regimplify_operands): Likewise.
2228 * tree-dfa.c (make_rename_temp): Likewise.
2229 * tree-predcom.c (predcom_tmp_var): Likewise.
2230 (reassociate_to_the_same_stmt): Likewise.
2231 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2232 (get_replaced_param_substitute): Likewise.
2233 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2234 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2235 * tree-ssa-pre.c (get_representative_for): Likewise.
2236 (create_expression_by_pieces): Likewise.
2237 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
2238 (create_tailcall_accumulator): Likewise.
2240 2010-04-19 Martin Jambor <mjambor@suse.cz>
2242 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
2244 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2246 2010-04-19 Richard Guenther <rguenther@suse.de>
2248 PR tree-optimization/43796
2249 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2250 from SCEV in the lattice.
2251 (vrp_visit_phi_node): Dump change.
2253 2010-04-19 Richard Guenther <rguenther@suse.de>
2255 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
2256 * configure: Re-generated.
2258 2010-04-19 Richard Guenther <rguenther@suse.de>
2260 PR tree-optimization/43783
2261 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
2262 constant ARRAY_REF operands two and three if possible.
2264 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
2267 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2269 2010-04-19 Jie Zhang <jie@codesourcery.com>
2272 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2274 2010-04-19 Ira Rosen <irar@il.ibm.com>
2276 PR tree-optimization/37027
2277 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
2278 and macro to access it.
2279 (vectorizable_reduction): Add argument.
2280 (vect_get_slp_defs): Likewise.
2281 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
2282 statements for possible use in SLP.
2283 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
2284 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
2285 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
2287 (vectorizable_reduction): Likewise.
2288 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2290 (vectorizable_type_demotion, vectorizable_type_promotion,
2291 vectorizable_store): Likewise.
2292 (vect_analyze_stmt): Update call to vectorizable_reduction.
2293 (vect_transform_stmt): Likewise.
2294 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2295 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2296 from different interleaving chains in same node.
2297 (vect_slp_rearrange_stmts): New function.
2298 (vect_supported_load_permutation_p): Allow load permutations for
2299 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2300 inside SLP nodes if necessary.
2301 (vect_analyze_slp_instance): Handle reductions.
2302 (vect_analyze_slp): Try to build SLP instances originating from groups
2304 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2305 (vect_get_constant_vectors): Create initial vectors for reductions
2306 according to reduction code. Add new argument.
2307 (vect_get_slp_defs): Add new argument, pass it to
2308 vect_get_constant_vectors.
2309 (vect_schedule_slp_instance): Remove SLP tree root statements.
2311 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2313 * tree.h (ENUM_IS_SCOPED): Define.
2314 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2315 for ENUM_IS_SCOPED enums.
2317 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2319 * fold-const.c (fold_comparison): Use ssizetype.
2320 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2321 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2322 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2323 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2325 * tree.h (initialize_sizetypes): Remove parameter.
2326 (build_common_tree_nodes): Remove second parameter.
2327 * stor-layout.c (initialize_sizetypes): Remove parameter.
2328 Always create an unsigned type.
2329 (set_sizetype): Assert that the passed type is unsigned and simplify.
2330 * tree.c (build_common_tree_nodes): Remove second parameter.
2331 Adjust call to initialize_sizetypes.
2332 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2333 build_common_tree_nodes.
2335 2010-04-18 Matthias Klose <doko@ubuntu.com>
2337 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2339 2010-04-18 Ira Rosen <irar@il.ibm.com>
2341 PR tree-optimization/43771
2342 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2343 load permutation doesn't have gaps.
2345 2010-04-18 Jan Hubicka <jh@suse.cz>
2347 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2348 (sse_prologue_save_insn expander): Use new pattern.
2349 (sse_prologue_save_insn1): New pattern and splitter.
2350 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2352 * i386.c (setup_incoming_varargs_64): Do not compute jump
2354 (ix86_gimplify_va_arg): Update alignment needed.
2355 (ix86_local_alignment): Do not align all local arrays to 128bit.
2357 2010-04-17 Jan Hubicka <jh@suse.cz>
2359 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2361 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2363 * arm.md (negdi2): Remove redundant code to force values into a
2366 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2368 * arm/bpabi.S: Add EABI alignment attributes to objects.
2369 * arm/bpabi-v6m.S: Likewise.
2370 * arm/crti.asm: Likewise.
2371 * arm/crtn.asm: Likewise.
2372 * arm/lib1funcs.asm: Likewise.
2373 * arm/libunwind.S: Likewise.
2375 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2377 * arm-protos.h (tune_params): New structure.
2378 * arm.c (current_tune): New variable.
2379 (arm_constant_limit): Delete.
2380 (struct processors): Add pointer to the tune parameters.
2381 (arm_slowmul_tune): New tuning option.
2382 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
2383 (all_cores): Adjust to pick up the tuning model.
2384 (arm_constant_limit): New function.
2385 (arm_override_options): Select the appropriate tuning model. Delete
2386 initialization of arm_const_limit.
2387 (arm_split_constant): Use the new constant-limit model.
2388 (arm_rtx_costs): Pick up the current tuning model.
2389 * arm.md (is_strongarm, is_xscale): Delete.
2390 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
2391 for Xscale variant architectures.
2392 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
2394 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2396 * config/arm/arm.c (arm_gen_constant): Remove unused variable
2398 (arm_rtx_costs_1): Remove unused variable extra_cost.
2399 (arm_unwind_emit_set): Use variable offset.
2400 (thumb1_output_casesi): Remove unused variable flags.
2402 2010-04-16 Jeff Law <law@redhat.com>
2404 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
2405 needing assignment rather than doing a two-phase assignment. Remove
2406 unused variable 'm'.
2408 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2411 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
2413 2010-04-16 Doug Kwan <dougkwan@google.com>
2415 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
2416 (next_operand_entry_id): New static variable.
2417 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
2418 (add_to_ops_vec): Assigned unique ID to operand entry.
2419 (struct oecount_s): New field ID.
2420 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
2421 (undistribute_ops_list): Assign unique IDs to oecounts.
2422 (init_reassoc): reset next_operand_entry_id.
2424 2010-04-16 Doug Kwan <dougkwan@google.com>
2426 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
2427 missing left parenthesis.
2429 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
2431 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
2432 *btdi_rex64 using SWI48 mode iterator.
2433 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
2434 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
2435 *jcc_btdi_mask_rex64.
2437 2010-04-16 Anatoly Sokolov <aesok@post.ru>
2439 * double-int.h (tree_to_double_int): Convert to macro.
2440 * double-int.c (tree_to_double_int): Remove.
2442 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2445 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
2446 with want_address 2 and in case a single element list might be
2447 possible, call it again with want_address 0.
2449 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2451 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
2452 case 'W' print operands for HI mode.
2453 * config/h8300/h8300.h (Y0, Y2) : New constraints.
2454 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
2455 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
2456 * config/h8300/predicate.md (bit_register_indirect_operand): New.
2458 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
2460 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
2461 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
2462 #xx:3 and #xx:4 mode.
2464 * config/h8300/h8300.md (inverted load with HImode dest): Add
2465 support for H8300SX.
2467 * config/h8300/predicate.md (bit_operand): Allow immediate values that
2468 satisfy 'U' constraint.
2470 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2472 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
2473 * configure: Regenerate.
2474 * config.in: Regenerate.
2475 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
2478 2010-04-16 Richard Guenther <rguenther@suse.de>
2480 * tree.h (struct tree_decl_minimal): Move pt_uid ...
2481 (struct tree_decl_common): ... here.
2482 (DECL_PT_UID): Adjust.
2483 (SET_DECL_PT_UID): Likewise.
2484 (DECL_PT_UID_SET_P): Likewise.
2486 2010-04-16 Richard Guenther <rguenther@suse.de>
2488 PR tree-optimization/43572
2489 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
2490 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
2491 * tree-flow.h (is_call_clobbered): Remove.
2492 * tree-flow-inline.h (is_call_clobbered): Likewise.
2493 * tree-dfa.c (dump_variable): Do not dump call clobber state.
2494 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
2495 (execute_return_slot_opt): Adjust.
2496 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
2497 check for call clobbered vars here.
2498 (find_tail_calls): Move tailcall verification to the
2501 2010-04-16 Diego Novillo <dnovillo@google.com>
2503 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
2505 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2508 * config/arm/arm.md (cbranchqi4): New pattern.
2509 * config/arm/predicates.md (const0_operand,
2510 cbranchqi4_comparison_operator): New predicates.
2512 2010-04-16 Richard Guenther <rguenther@suse.de>
2514 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
2515 (dump_gimple_stmt): Likewise.
2517 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2519 * recog.h (struct recog_data): New field is_operator.
2520 (struct insn_operand_data): New field is_operator.
2521 * recog.c (extract_insn): Set recog_data.is_operator.
2522 * genoutput.c (output_operand_data): Emit code to set the
2524 * reload.c (find_reloads): Use it rather than testing for an
2525 empty constraint string.
2528 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
2529 If the previous insn is a cbranchsi4_insn with the same arguments,
2530 omit the compare instruction.
2532 * config/arm/arm.md (addsi3_cbranch): If destination is a high
2533 register, inputs must be low registers and we need a low register
2534 scratch. Handle alternative 2 like alternative 3.
2536 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2538 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
2539 don't call get_addr on both. If one expression is a VALUE and
2540 the other a REG, check VALUE's locs if the REG isn't among them.
2542 2010-04-16 Christian Bruel <christian.bruel@st.com>
2544 * config/sh/sh.h (sh_frame_pointer_required): New function.
2545 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
2546 (flag_omit_frame_pointer) Set.
2547 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
2548 (rounded_frame_size): Adjust size with outgoing_args_size.
2549 (sh_set_return_address): Must return from stack pointer.
2550 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
2551 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2552 (ACCUMULATE_OUTGOING_ARGS): Define.
2553 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
2554 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
2556 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2559 * config/sh/sh.c (sh_legitimize_reload_address): Use
2560 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
2561 Remove a unneeded check for offset_base.
2563 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
2565 * configure: Regenerated.
2567 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2569 * config/s390/s390.c (s390_call_save_register_used): Switch back
2570 to HARD_REGNO_NREGS.
2572 2010-04-15 Richard Guenther <rguenther@suse.de>
2574 * alias.c (alias_set_subset_of): Handle alias-set zero
2577 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
2578 Julian Brown <julian@codesourcery.com>
2580 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
2581 alternatives according to use of high and low regs.
2582 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
2583 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
2584 optimizing for size on Thumb-2.
2586 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
2588 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
2590 2010-04-15 Richard Guenther <rguenther@suse.de>
2592 * tree-ssa-structalias.c (struct variable_info): Add
2594 (new_var_info): Initialize it.
2595 (dump_constraints): Support printing last added constraints.
2596 (debug_constraints): Adjust.
2597 (dump_constraint_graph): Likewise.
2598 (make_heapvar_for): Check for NULL cfun.
2599 (get_function_part_constraint): New function.
2600 (get_fi_for_callee): Likewise.
2601 (find_func_aliases): Properly implement IPA PTA constraints.
2602 (process_ipa_clobber): New function.
2603 (find_func_clobbers): Likewise.
2604 (insert_into_field_list_sorted): Remove.
2605 (create_function_info_for): Properly allocate vars for IPA mode.
2606 Do not use insert_into_field_list_sorted.
2607 (create_variable_info_for): Properly generate constraints for
2608 global vars in IPA mode.
2609 (dump_solution_for_var): Always dump the solution.
2610 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
2611 (find_what_var_points_to): Adjust.
2612 (pt_solution_set): Change.
2613 (pt_solution_ior_into): New function.
2614 (pt_solution_empty_p): Export.
2615 (pt_solution_includes_global): Adjust.
2616 (pt_solution_includes_1): Likewise.
2617 (pt_solutions_intersect_1): Likewise.
2618 (dump_sa_points_to_info): Check some invariants.
2619 (solve_constraints): Move constraint dumping ...
2620 (compute_points_to_sets): ... here.
2621 (ipa_pta_execute): ... and here.
2622 (compute_may_aliases): Do not re-compute points-to info
2623 locally if IPA info is available.
2624 (ipa_escaped_pt): New global var.
2625 (ipa_pta_execute): Properly implement IPA PTA.
2626 * tree-into-ssa.c (dump_decl_set): Support dumping
2627 decls not in referenced-vars.
2628 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
2629 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
2630 (dump_points_to_solution): Likewise.
2631 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
2632 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
2633 (remap_gimple_stmt): Reset call clobber/use information if necessary.
2634 (copy_decl_to_var): Copy DECL_PT_UID.
2635 (copy_result_decl_to_var): Likewise.
2636 * tree.c (make_node_stat): Initialize DECL_PT_UID.
2637 (copy_node_stat): Copy it.
2638 * tree.h (DECL_PT_UID): New macro.
2639 (SET_DECL_PT_UID): Likewise.
2640 (DECL_PT_UID_SET_P): Likewise.
2641 (struct tree_decl_minimal): Add pt_uid member.
2642 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
2643 (pt_solution_empty_p): Declare.
2644 (pt_solution_set): Adjust.
2645 (ipa_escaped_pt): Declare.
2646 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
2647 * gimple-pretty-print.c (pp_points_to_solution): New function.
2648 (dump_gimple_call): Dump call clobber/use information.
2649 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
2650 * tree-pass.h (TDF_ALIAS): New dump option.
2651 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
2652 * doc/invoke.texi (-fipa-pta): Update documentation.
2654 2010-04-15 Richard Guenther <rguenther@suse.de>
2656 * Makefile.in (OBJS-common): Add gimple-fold.o.
2657 (gimple-fold.o): New rule.
2658 * tree.h (maybe_fold_offset_to_reference,
2659 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
2661 * gimple.h: ... here.
2662 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
2663 may_propagate_address_into_dereference): Move prototypes ...
2664 * gimple.h: ... here.
2665 * tree-ssa-ccp.c (get_symbol_constant_value,
2666 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
2667 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
2668 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
2669 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
2670 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
2671 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
2672 gimplify_and_update_call_from_tree): Move ...
2673 * gimple-fold.c: ... here. New file.
2674 (ccp_fold_builtin): Rename to ...
2675 (gimple_fold_builtin): ... this.
2676 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
2678 2010-04-15 Richard Guenther <rguenther@suse.de>
2680 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
2681 fit_double_type, force_fit_type_double, add_double_with_sign,
2682 neg_double, mul_double_with_sign, lshift_double, rshift_double,
2683 lrotate_double, rrotate_double, div_and_round_double): Move ...
2684 * double-int.c: ... here.
2685 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
2686 add_double, neg_double, mul_double_with_sign, mul_double,
2687 lshift_double, rshift_double, lrotate_double, rrotate_double,
2688 div_and_round_double): Move prototypes ...
2689 * double-int.h: ... here.
2691 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
2694 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
2695 matching constraints to ensure inputs match the output.
2697 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2700 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
2701 in an input-only operand.
2703 2010-04-15 Anatoly Sokolov <aesok@post.ru>
2705 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
2706 (double_int_not, double_int_lshift, double_int_rshift): Declare.
2707 (double_int_negative_p): Convert to static inline function.
2708 * double-int.c (double_int_lshift, double_int_lshift): New functions.
2709 (double_int_negative_p): Remove.
2710 * tree.h (lshift_double, rshift_double):
2711 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
2712 * fold-const.c (fold_convert_const_int_from_real,
2713 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
2714 (lshift_double): Change type of arith argument to bool.
2715 (rshift_double): Change type of arith argument to bool. Correct
2717 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2719 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
2722 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
2723 at the start and end of the then/else blocks, and omit them from the
2725 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
2726 argument; all callers changed. Pass zero to old_insns_match_p instead.
2727 (flow_find_head_matching_sequence): New function.
2728 (old_insns_match_p): Check REG_EH_REGION notes for calls.
2729 * basic-block.h (flow_find_cross_jump,
2730 flow_find_head_matching_sequence): Declare functions.
2732 2010-04-14 Jason Merrill <jason@redhat.com>
2735 * c-common.c (attribute_takes_identifier_p): New fn.
2736 * c-common.h: Declare it.
2738 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2740 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
2742 (*udivmod<mode>4): Ditto.
2744 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2746 * config/i386/i386.md (maxmin_int): Rename code attribute from
2747 maxminiprefix and update all users.
2748 (maxmin_float): Ditto from maxminfprefix.
2749 (logic): Ditto from logicprefix.
2750 (absneg_mnemonic): Ditto from absnegprefix.
2751 * config/i386/mmx.md: Update all users of maxminiprefix,
2752 maxminfprefix and logicprefix for rename.
2753 * config/i386/sse.md: Ditto.
2754 * config/i386/sync.md (sync_<code><mode>): Update for
2757 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
2760 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
2761 warnings converted to errors.
2763 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2765 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
2766 used insn_type variable.
2767 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
2768 to avoid set-but-not-used warning.
2770 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2772 * df-core.c (df_ref_debug): Change format string placeholder
2774 * dwarf2asm.c (dw2_asm_output_data_raw,
2775 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
2776 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
2777 * dwarf2out.c (output_cfi, output_cfi_directive,
2778 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
2779 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
2781 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
2782 * print-rtl.c (print_rtx): Ditto.
2784 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2787 * builtins.c (expand_builtin_pow_root): New function to expand pow
2788 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
2789 series of sqrt and cbrt calls under -ffast-math.
2790 (expand_builtin_pow): Call it.
2792 2010-04-14 Michael Matz <matz@suse.de>
2794 PR tree-optimization/42963
2795 * tree-cfg.c (touched_switch_bbs): New static variable.
2796 (group_case_labels_stmt): New function broken out from ...
2797 (group_case_labels): ... here, use the above.
2798 (start_recording_case_labels): Allocate touched_switch_bbs.
2799 (end_recording_case_labels): Deallocate it, call
2800 group_case_labels_stmt.
2801 (gimple_redirect_edge_and_branch): Remember index of affected BB.
2803 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2805 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
2808 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2810 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
2812 2010-04-13 Jan Hubicka <jh@suse.cz>
2814 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
2815 of optimized out static functions.
2816 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
2817 cost computation. Also sanity check for overflows.
2818 (update_caller_keys): Update cgraph_edge_badness call; properly
2819 update fibheap and sanity check that it is up to date.
2820 (add_new_edges_to_heap): Update cgraph_edge_badness.
2821 (cgraph_decide_inlining_of_small_function): Likewise;
2822 add sanity checking that badness in heap is up to date;
2823 improve dumping of reason; Update badness of calls to the
2824 offline copy of function currently inlined; dump badness
2825 of functions not inlined because of unit growth limits.
2827 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2830 * c-common.c (pointer_int_sum): Disregard overflow that occured only
2831 because of sign-extension change when converting to sizetype here...
2832 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
2834 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
2835 the folding to constants. Remove redundant final conversion.
2836 (fold_binary) <associate>: Do not associate if the re-association of
2837 constants alone overflows.
2838 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
2839 to the end of the list.
2840 (multiple_of_p) <COND_EXPR>: New case.
2842 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
2844 * opt-functions.awk (opt_sanitized_name): New.
2846 * optc-gen.awk: Use it
2847 * opth-gen.awk: Use it.
2849 2010-04-13 Martin Jambor <mjambor@suse.cz>
2851 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
2852 (sra_modify_assign): Delete stmts loading dead data even if racc has no
2853 children. Call replace_uses_with_default_def_ssa_name to handle
2856 2010-04-13 Michael Matz <matz@suse.de>
2859 * builtins.c (expand_builtin_interclass_mathfn): Also create
2860 a register if the predicate doesn't match.
2862 2010-04-13 Diego Novillo <dnovillo@google.com>
2864 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
2865 * c-pch.c: Include timevar.h.
2866 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
2867 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
2868 * ggc-common.c: Include timevar.h.
2869 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
2870 * timevar.def (TV_PCH_SAVE): Define.
2871 (TV_PCH_CPP_SAVE): Define.
2872 (TV_PCH_PTR_REALLOC): Define.
2873 (TV_PCH_PTR_SORT): Define.
2874 (TV_PCH_RESTORE): Define.
2875 (TV_PCH_CPP_RESTORE): Define.
2877 2010-04-13 Michael Matz <matz@suse.de>
2879 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
2881 (can_reassociate_p): New function.
2882 (break_up_subtract_bb, reassociate_bb): Use it.
2884 2010-04-13 Richard Guenther <rguenther@suse.de>
2887 * builtins.c (c_readstr): Fix assert.
2889 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
2891 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
2892 when generating cltd insn.
2894 (*ashl<mode>3_1): Remove special handling for register operand 2.
2895 (*ashlsi3_1_zext): Ditto.
2896 (*ashlhi3_1): Ditto.
2897 (*ashlhi3_1_lea): Ditto.
2898 (*ashlqi3_1): Ditto.
2899 (*ashlqi3_1_lea): Ditto.
2900 (*<shiftrt_insn><mode>3_1): Ditto.
2901 (*<shiftrt_insn>si3_1_zext): Ditto.
2902 (*<shiftrt_insn>qi3_1_slp): Ditto.
2903 (*<rotate_insn><mode>3_1): Ditto.
2904 (*<rotate_insn>si3_1_zext): Ditto.
2905 (*<rotate_insn>qi3_1_slp): Ditto.
2907 2010-04-13 Richard Guenther <rguenther@suse.de>
2909 * tree-ssa-structalias.c (callused_id): Remove.
2910 (call_stmt_vars): New.
2911 (get_call_vi): Likewise.
2912 (lookup_call_use_vi): Likewise.
2913 (lookup_call_clobber_vi): Likewise.
2914 (get_call_use_vi): Likewise.
2915 (get_call_clobber_vi): Likewise.
2916 (make_transitive_closure_constraints): Likewise.
2917 (handle_const_call): Adjust to do per-call call-used handling.
2918 (handle_pure_call): Likewise.
2919 (find_what_var_points_to): Remove general callused handling.
2920 (init_base_vars): Likewise.
2921 (init_alias_vars): Initialize call_stmt_vars.
2922 (compute_points_to_sets): Process call-used and call-clobbered
2923 vars for call statements.
2924 (delete_points_to_sets): Free call_stmt_vars.
2926 2010-04-13 Richard Guenther <rguenther@suse.de>
2928 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2929 Only add RW dependence for dependence distance zero.
2930 Adjust maximal vectorization factor according to dependences.
2931 Move alignment handling ...
2932 (vect_find_same_alignment_drs): ... here. New function.
2933 (vect_analyze_data_ref_dependences): Adjust.
2934 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
2935 (vect_analyze_data_refs): Adjust minimal vectorization factor
2936 according to data references.
2937 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
2938 dependences before determining the vectorization factor.
2939 Analyze alignment after determining the vectorization factor.
2940 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
2941 dependences before alignment.
2942 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
2944 (vect_analyze_data_refs): Likewise.
2945 (MAX_VECTORIZATION_FACTOR): New define.
2947 2010-04-13 Duncan Sands <baldrick@free.fr>
2949 * except.h (lang_eh_type_covers): Remove.
2950 * except.c (lang_eh_type_covers): Likewise.
2952 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2953 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2955 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
2956 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
2957 UNITS_PER_LONG where it is ABI relevant.
2958 (s390_return_addr_rtx): Likewise.
2959 (s390_back_chain_rtx): Likewise.
2960 (s390_frame_area): Likewise.
2961 (s390_frame_info): Likewise.
2962 (s390_initial_elimination_offset): Likewise.
2963 (save_gprs): Likewise.
2964 (s390_emit_prologue): Likewise.
2965 (s390_emit_epilogue): Likewise.
2966 (s390_function_arg_advance): Likewise.
2967 (s390_function_arg): Likewise.
2968 (s390_va_start): Likewise.
2969 (s390_gimplify_va_arg): Likewise.
2970 (s390_function_profiler): Likewise.
2971 (s390_optimize_prologue): Likewise.
2972 (s390_rtx_costs): Likewise.
2973 (s390_secondary_reload): Likewise.
2974 (s390_promote_function_mode): Likewise.
2975 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
2976 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
2977 registers available.
2978 (s390_unwind_word_mode): New function.
2979 (s390_function_value): Split 64 bit values into register pair if
2980 used as return value.
2981 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
2982 function call parameters. Handle parallels.
2983 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
2984 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
2985 (DWARF_CIE_DATA_ALIGNMENT): New macro.
2986 (s390_expand_setmem): Remove unused variable src_addr.
2987 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
2988 deal with 64 bit registers.
2989 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
2990 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
2991 (UNITS_PER_LONG): New macro.
2992 * libjava/include/s390-signal.h: Define extended ucontext
2993 structure containing the upper halfs of the 64 bit registers.
2995 2010-04-13 Simon Baldwin <simonb@google.com>
2997 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
2999 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3001 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
3002 rvalue on the RHS if the LHS is of a non-renamable type.
3003 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
3005 2010-04-13 Matthias Klose <doko@ubuntu.com>
3007 * gcc.c (cc1_options): Handle -iplugindir before processing
3008 the cc1 spec. Only add -iplugindir once.
3009 (cpp_unique_options): Add -iplugindir option if -fplugin* options
3011 * common.opt (iplugindir): Remove `Separate' property, initialize.
3012 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
3014 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
3015 (distclean): Remove plugin dir.
3016 * doc/invoke.texi: Document -iplugindir.
3018 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
3020 * doc/plugins.texi (Loading Plugins): Document short
3021 -fplugin=foo option.
3022 (Plugin API): Mention default_plugin_dir_name function.
3024 * gcc.c (find_file_spec_function): Add new declaration.
3025 (static_spec_func): Use it for "find-file".
3026 (find_file_spec_function): Add new function.
3027 (cc1_options): Add -iplugindir option if -fplugin* options found.
3029 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
3031 * plugin.c (add_new_plugin): Updated comment, and handle short
3033 (default_plugin_dir_name): Added new function.
3035 * common.opt (iplugindir): New option to set the plugin directory.
3037 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
3039 * config/i386/i386.md (any_rotate): New code iterator.
3040 (rotate_insn): New code attribute.
3042 (SWIM124): New mode iterator.
3043 (<rotate_insn>ti3): New expander.
3044 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
3045 any_rotate code iterator.
3046 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
3047 using any_rotate code iterator and SWIM124 mode iterator.
3048 (ix86_rotlti3): New insn_and_split pattern.
3049 (ix86_rotrti3): Ditto.
3050 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
3051 ix86_rotl{di,ti}3 patterns.
3052 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
3053 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
3054 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
3055 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
3056 code iterator and SWI mode iterator.
3057 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
3058 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
3060 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
3061 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
3062 (bswap rotatert splitter): Add splitter.
3063 (bswap splitter): Macroize splitter using any_rotate code iterator.
3064 Add insn predicate to split only for TARGET_USE_XCHGB or when
3065 optimizing function for size.
3067 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3069 * config/pa/pa.c (emit_move_sequence): Remove use of
3070 deleted variable flag_argument_noalias.
3072 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3074 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
3076 Add to unsupported targets list.
3077 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
3078 sparc*-sun-solaris2.[567]* from target lists.
3079 * configure: Regenerate.
3080 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
3082 Remove Solaris 7 patch references.
3083 (Specific, sparc-sun-solaris2.7): Removed.
3084 (sparc-sun-solaris2*): Update Solaris 7 example.
3085 (sparc64-*-solaris2*): Likewise.
3087 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3089 * config.build (alpha*-dec-osf4*): Remove.
3090 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
3091 of obsolete configurations.
3092 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
3094 * config/alpha/t-osf4: Renamed to ...
3095 * config/alpha/t-osf5: ... this.
3096 * config/alpha/osf.h: Renamed to ...
3097 * config/alpha/osf5.h: ... this.
3098 Merged old osf5.h contents.
3100 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
3101 (EXTRA_SPECS): Removed.
3102 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
3103 reflect removal of Tru64 UNIX V4.0/V5.0 support.
3106 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3108 * doc/contrib.texi (Contributors, Rainer Orth): Update.
3110 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
3113 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
3114 __thiscall convention.
3116 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3118 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
3120 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
3122 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3124 * function.c (assign_parms_initialize_all): Add unused attribute
3127 2010-04-12 Richard Guenther <rguenther@suse.de>
3129 * gsstruct.def (GSS_CALL): New.
3130 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
3131 * gimple.h: Include tree-ssa-alias.h.
3132 (struct gimple_statement_call): New.
3133 (union gimple_statement_struct_d): Add gimple_call member.
3134 (gimple_call_reset_alias_info): Declare.
3135 (gimple_call_use_set): New function.
3136 (gimple_call_clobber_set): Likewise.
3137 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
3138 * gimple.c (gimple_call_reset_alias_info): New function.
3139 (gimple_build_call_1): Call it.
3140 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3141 * tree-inline.c (remap_gimple_stmt): Likewise.
3142 (expand_call_inline): Remove callused handling.
3143 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
3144 * tree-dfa.c (dump_variable): Likewise.
3145 * tree-parloops.c (parallelize_loops): Likewise.
3146 * tree-ssa.c (init_tree_ssa): Likewise.
3147 (delete_tree_ssa): Likewise.
3148 * tree-flow-inline.h (is_call_used): Remove.
3149 * tree-flow.h (struct gimple_df): Remove callused member.
3150 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
3151 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
3152 (ref_maybe_used_by_call_p_1): Simplify.
3153 (call_may_clobber_ref_p_1): Likewise.
3154 * tree-ssa-structalias.c (compute_points_to_sets): Set
3155 the call stmt used and clobbered sets.
3156 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
3157 (find_tail_calls): Verify the tail call.
3159 2010-04-12 Richard Guenther <rguenther@suse.de>
3161 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
3162 single-iteration always-inline inlining.
3163 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
3164 (cgraph_decide_inlining): Do not handle always-inline specially.
3165 (try_inline): Remove always-inline cycle detection special case.
3166 Do not recurse on always-inlines.
3167 (cgraph_early_inlining): Do not iterate if not optimizing.
3168 (cgraph_gate_early_inlining): remove.
3169 (pass_early_inline): Run unconditionally.
3170 (gate_cgraph_decide_inlining): New function.
3171 (pass_ipa_inline): Use it. Do not run the IPA inliner if
3172 not inlining or optimizing.
3173 (cgraph_decide_inlining_of_small_functions): Also consider
3174 always-inline functions.
3175 (cgraph_default_inline_p): Return true for nodes which should
3176 disregard inline limits.
3177 (estimate_function_body_sizes): Assume zero size and time for
3178 nodes which are marked as disregarding inline limits.
3179 (cgraph_decide_recursive_inlining): Do not perform recursive
3180 inlining on always-inline nodes.
3182 2010-04-12 Jakub Jelinek <jakub@redhat.com>
3185 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
3186 for exprs satisfying handled_component_p.
3188 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
3190 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
3191 non-constant aggregate elements.
3193 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
3194 is a real initialization.
3196 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
3199 * c-decl.c (start_function): Move forward check for nested function.
3201 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3203 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
3204 * config/sh/sh.c: Include reload.h.
3205 (sh_legitimize_reload_address): New.
3206 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
3207 sh_legitimize_reload_address.
3209 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3211 * config/sh/sh.md (*movqi_pop): New insn pattern.
3212 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
3214 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3216 * config/i386/i386.md (any_shiftrt): New code iterator.
3217 (shiftrt_insn): New code attribute.
3219 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
3220 using any_shiftrt code iterator.
3221 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
3222 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
3223 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
3224 pattern from corresponding peephole2 patterns.
3225 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
3226 using any_shiftrt code iterator.
3227 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
3228 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
3229 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
3230 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
3231 *{ashr,lshr}<mode>3_cmp_zext.
3232 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
3234 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3236 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
3238 (*lshr<mode>3_cconly): Ditto.
3240 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3242 * config/i386/i386.md (lshr<mode>3): Macroize expander from
3243 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3244 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3245 pattern from *lshr{di,ti}3_1 and corresponding splitters using
3247 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3248 from corresponding peephole2 patterns.
3249 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
3250 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
3251 and *lshrdi3_1_rex64 using SWI mode iterator.
3252 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
3253 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
3254 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
3255 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
3256 and *lshrdi3_cmp_rex64 using SWI mode iterator.
3257 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
3258 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
3259 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
3260 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
3263 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
3265 * config/i386/i386.md (ashr<mode>3): Macroize expander from
3266 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3267 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3268 pattern from *ashr{di,ti}3_1 and corresponding splitters using
3270 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3271 from corresponding peephole2 patterns.
3272 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
3273 (ashrsi3_cvt): Rename from ashrsi3_31.
3274 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
3275 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
3276 and x86_64_shift_adj_3 using SWI48 mode iterator.
3277 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
3278 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
3279 and *ashrdi3_1_rex64 using SWI mode iterator.
3280 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
3281 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
3282 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
3283 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
3284 and *ashrdi3_cmp_rex64 using SWI mode iterator.
3285 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
3286 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
3287 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
3288 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
3290 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
3291 * config/i386/i386.c (ix86_split_ashr): Update for renamed
3292 x86_shift<mode>_adj_3 expanders.
3294 2010-04-10 Wei Guozhi <carrot@google.com>
3297 * config/arm/arm.c (arm_pic_static_addr): New function.
3298 (legitimize_pic_address): Call arm_pic_static_addr when it detects
3300 (arm_output_addr_const_extra): Output expression for new pattern.
3301 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
3303 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
3305 * ira-costs.c (record_reg_classes): Ignore alternatives that are
3308 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
3309 * web.c: Include "insn-config.h" and "recog.h".
3310 (union_match_dups): New function.
3311 (web_main): Call it.
3312 (union_defs): Don't try to recognize match_dups.
3314 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
3315 if doing so would replace the entire pattern.
3317 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3321 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
3322 and splitter pattern. Change splitter operand 1 predicate to
3325 2010-04-09 Martin Jambor <mjambor@suse.cz>
3327 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
3328 lattices are addresses of CONST_DECLs with the same initial value.
3329 (ipcp_print_all_lattices): Print values of CONST_DECLs.
3330 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3332 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
3333 Bernd Schmidt <bernds@codesourcery.com>
3335 * loop-invariant.c (replace_uses): New static function.
3336 (move_invariant_reg): Use it to ensure we can replace the uses.
3338 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
3340 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
3342 (picochip_override_options): Enable section anchors only above -O1.
3343 (picochip_reorg): Fixed a couple of build warnings.
3345 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3347 * configure.ac (plugin -rdynamic test): Log result.
3348 * configure: Regenerate.
3349 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
3350 (RDYNAMIC_SPEC): Define.
3351 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
3353 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3355 * configure.ac: Determine Sun ld version numbers.
3356 (comdat_group): Restrict GNU ld version checks to gld.
3357 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
3358 (enable_comdat): Support --enable-comdat.
3359 * configure: Regenerate.
3360 * doc/install.texi (Configuration): Document --enable-comdat.
3362 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3364 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
3365 * config/sol2-gld.h: ... here.
3366 * config.gcc (sparc*-*-solaris2*): Reflect this.
3367 (i[34567]86-*-solaris2*): Use it.
3369 2010-04-09 Steve Ellcey <sje@cup.hp.com>
3371 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
3373 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
3375 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3378 * diagnostic.c (diagnostic_initialize): Initialize
3379 some_warnings_are_errors.
3380 (diagnostic_finish): New.
3381 (diagnostic_action_after_output): Call it before exiting.
3382 (diagnostic_report_diagnostic): Do not print message here. Set
3383 some_warnings_are_errors.
3384 * diagnostic.h (diagnostic_context): Delete
3385 issue_warnings_are_errors_message. Add some_warnings_are_errors.
3386 (diagnostic_finish): Declare.
3387 * toplev.c (toplev_main): Call it before exit.
3389 2010-04-09 Jason Merrill <jason@redhat.com>
3392 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
3393 for incomplete type.
3396 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
3397 based on a warning flag.
3399 2010-04-09 Richard Guenther <rguenther@suse.de>
3401 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
3403 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
3406 * varasm.c (default_assemble_visibility): Wrap vars that are
3407 set, but unused, by targets without GAS.
3408 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
3409 Remove set, but unused, vars.
3410 (rs6000_legitimize_tls_address): Likewise.
3411 (altivec_expand_dst_builtin): Likewise.
3412 * config/darwin.c (machopic_classify_symbol): Likewise.
3413 (machopic_indirection_name): Likewise.
3415 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3417 * config/i386/i386.md (DWI): New mode iterator.
3418 (S): New mode attribute.
3419 (shift_operand): Ditto.
3420 (shift_immediate_operand): Ditto.
3421 (ashl_input_operand): Ditto.
3422 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
3423 using SDWIM mode iterator.
3424 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
3425 pattern from *ashl{di,ti}3_1 and corresponding splitters using
3427 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
3428 from corresponding peephole2 patterns.
3429 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
3430 and x86_64_shift_adj_1 using SWI48 mode iterator.
3431 (x86_shift<mode>_adj_2): Ditto.
3432 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
3433 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
3434 using SWI48 mode iterator.
3435 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
3436 *ashldi3_cmp_rex64 using SWI mode iterator.
3437 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
3438 *ashldi3_cconly_rex64 using SWI mode iterator.
3439 * config/i386/i386.c (ix86_split_ashl): Update for renamed
3440 x86_shift<mode>_adj_{1,2}.
3441 (ix86_split_ashr): Ditto.
3442 (ix86_split_lshr): Ditto.
3444 2010-04-09 Richard Guenther <rguenther@suse.de>
3446 * target.h (builtin_conversion): Pass in input and output types.
3447 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
3448 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
3449 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
3450 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
3452 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
3454 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
3456 2010-04-09 Richard Guenther <rguenther@suse.de>
3459 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
3461 2010-04-09 Richard Guenther <rguenther@suse.de>
3463 * tree-vectorizer.h (struct _stmt_vec_info): Document
3464 that vectype is the type of the LHS.
3465 (supportable_widening_operation, supportable_narrowing_operation):
3466 Get both input and output vector types as arguments.
3467 (vect_is_simple_use_1): Declare.
3468 (get_same_sized_vectype): Likewise.
3469 * tree-vect-loop.c (vect_determine_vectorization_factor):
3470 Set STMT_VINFO_VECTYPE to the vector type of the def.
3471 (vectorizable_reduction): Adjust.
3472 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
3473 Adjust. Specify the output vector type.
3474 (vect_pattern_recog_1): Adjust.
3475 * tree-vect-stmts.c (get_same_sized_vectype): New function.
3476 (vectorizable_call): Adjust.
3477 (vectorizable_conversion): Likewise.
3478 (vectorizable_operation): Likewise.
3479 (vectorizable_type_demotion): Likewise.
3480 (vectorizable_type_promotion): Likewise.
3481 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
3483 (vect_is_simple_use_1): New function.
3484 (supportable_widening_operation): Get both input and output
3486 (supportable_narrowing_operation): Likewise.
3487 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
3489 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
3491 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
3492 __thiscall and _thiscall as predefined macros.
3493 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
3494 thiscall attribute handling.
3495 (ix86_comp_type_attributes): Likewise.
3496 (ix86_function_regparm): Likewise.
3497 (ix86_return_pops_args): Likewise.
3498 (init_cumulative_args): Likewise.
3499 (find_drap_reg): Likewise.
3500 (ix86_static_chain): Likewise.
3501 (x86_this_parameter): Likewise.
3502 (x86_output_mi_thunk): Likewise.
3503 (ix86_attribute_table): Add description for thiscall attribute.
3504 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
3505 * doc/extend.texi: Add documentation for thiscall.
3507 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3510 * c.opt (Wint-to-pointer-cast): Available in C++.
3511 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
3513 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
3515 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
3516 * calls.c (expand_call): Pass the function type to aggregate_value_p.
3517 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
3518 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
3519 function type instead. Reorder and simplify checks.
3521 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
3523 2010-04-08 Jing Yu <jingyu@google.com>
3524 Zdenek Dvorak <ook@ucw.cz>
3526 PR tree-optimization/42720
3527 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
3528 loop unswitch conditions here from ...
3529 (tree_unswitch_single_loop): ... here.
3531 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3533 * tree-if-conv.c: Fix comments and simplify logic.
3535 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3537 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
3538 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
3539 (main_tree_if_conversion): Update call to tree_if_conversion.
3541 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3544 * doc/invoke.texi (-b,-V): Delete.
3545 * doc/tm.texi: Do not mention -b.
3546 * gcc.c (display_help): Delete -b and -V.
3547 (process_command): Delete -b and -V.
3548 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
3550 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
3551 Wolfgang Gellerich <gellerich@de.ibm.com>
3553 Implement target hook for loop unrolling
3554 * target.h (loop_unroll_adjust): Add a new target hook function.
3555 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
3556 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
3557 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
3558 (s390_loop_unroll_adjust): Implement the new target hook for s390.
3559 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
3561 (decide_unroll_stupid): Likewise.
3563 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3566 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
3568 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3570 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
3571 (Specific, *-*-solaris2*): Likewise.
3572 Don't prefer Sun as over GNU as.
3574 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
3576 * config/s390/s390.c (override_options): Adjust the z10
3577 defaults for max-unroll-times, max-completely-peeled-insns
3578 and max-completely-peel-times.
3580 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3582 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
3583 instructions for z10.
3584 (s390_expand_setmem): Likewise.
3585 (s390_expand_cmpmem): Likewise.
3587 2010-04-08 Richard Guenther <rguenther@suse.de>
3589 PR tree-optimization/43679
3590 * tree-ssa-pre.c (eliminate): Only propagate copies.
3592 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3595 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
3596 set but not used variable warning.
3598 2010-04-08 Wei Guozhi <carrot@google.com>
3601 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
3602 (arm_size_rtx_costs): Call the new function when optimized for size.
3604 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3607 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
3608 op0 is not a MEM, just return NULL instead of assertion
3610 (discover_nonconstant_array_refs): Don't walk debug stmts.
3612 2010-04-08 Doug Kwan <dougkwan@google.com>
3614 * configure.ac: Recognize gold and do not use its version number
3615 to test ld features.
3616 * configure: Regenerate.
3618 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
3621 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
3622 (negate_value): Move code to push elements to broken_up_substracts ...
3623 (eliminate_plus_minus_pair): ... here. Push operands that have no
3624 negative pair to plus_negates.
3625 (repropagate_negates, init_reassoc, fini_reassoc): Update.
3627 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3629 * doc/install.texi (Configuration): Move description of
3630 --enable-lto, --with-libelf*, --enable-gold from Java section to
3633 * doc/generic.texi (Working with declarations)
3634 (Function Properties, C and C++ Trees): Fix typos.
3635 * doc/sourcebuild.texi (Top Level): Likewise.
3637 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3640 * tree.h (DECL_READ_P): Define.
3641 (struct tree_decl_common): Add decl_read_flag.
3642 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
3643 a set but not used warning.
3644 (merge_decls): Merge DECL_READ_P flag.
3645 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
3646 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
3647 * c-common.c (handle_used_attribute, handle_unused_attribute):
3649 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
3651 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
3653 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
3654 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
3655 c_parser_binary_expression, c_parser_cast_expression,
3656 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
3657 Call default_function_array_read_conversion instead of
3658 default_function_array_conversion where needed.
3659 (c_parser_unary_expression, c_parser_conditional_expression,
3660 c_parser_postfix_expression_after_primary, c_parser_initelt):
3661 Likewise. Call mark_exp_read where needed.
3662 (c_parser_statement_after_labels, c_parser_asm_operands,
3663 c_parser_typeof_specifier, c_parser_sizeof_expression,
3664 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
3666 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
3668 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
3669 (warn_unused_but_set_parameter): Default to warn_unused
3671 * doc/invoke.texi: Document -Wunused-but-set-variable and
3672 -Wunused-but-set-parameter.
3674 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
3675 used count variable.
3676 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
3677 when operandN variables aren't used in the body of the expander
3679 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
3680 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
3681 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
3682 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
3683 FOR_EACH_IMM_USE_ON_STMT): Likewise.
3684 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
3685 * tree.c (PROCESS_ARG): Likewise.
3687 2010-04-07 Simon Baldwin <simonb@google.com>
3689 * diagnostic.h (diagnostic_override_option_index): New macro to
3690 set a diagnostic's option_index.
3691 * c-tree.h (c_cpp_error): Add warning reason argument.
3692 * opts.c (_warning_as_error_callback): New.
3693 (register_warning_as_error_callback): Store callback for
3694 warnings enabled via enable_warning_as_error.
3695 (enable_warning_as_error): Call callback, minor code tidy.
3696 * opts.h (register_warning_as_error_callback): Declare.
3697 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
3698 response to -Werror=.
3699 (c_common_init_options): Register warning_as_error_callback in opts.c.
3700 * common.opt: Add -Wno-cpp option.
3701 * c-common.c (struct reason_option_codes_t): Map cpp warning
3702 reason codes to gcc option indexes.
3703 * (c_option_controlling_cpp_error): New function, lookup the gcc
3704 option index for a cpp warning reason code.
3705 * (c_cpp_error): Add warning reason argument, call
3706 c_option_controlling_cpp_error for diagnostic_override_option_index.
3707 * doc/invoke.texi: Document -Wno-cpp.
3709 2010-04-07 Richard Guenther <rguenther@suse.de>
3711 * ipa-reference.c (mark_load): Use get_base_address.
3712 (mark_store): Likewise.
3714 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
3715 inserting GIMPLE_NOPs into the IL.
3716 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3717 Explicitly strip handled components and indirect references.
3719 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
3720 folding address expressions.
3721 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
3722 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
3723 operand_equal_p to compare decls.
3724 (ptr_deref_may_alias_decl_p): Likewise.
3725 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
3726 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
3727 Handle reversed comparison ops.
3728 * tree-sra.c (asm_visit_addr): Use get_base_address.
3729 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
3730 * ipa-reference.c (mark_address): Use get_base_address.
3732 2010-04-07 Richard Guenther <rguenther@suse.de>
3734 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
3735 Propagate constants everywhere.
3737 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3740 * tree.c (MAX_INT_CACHED_PREC): Define.
3741 (nonstandard_integer_type_cache): New array.
3742 (build_nonstandard_integer_type): Cache results for precision
3743 <= MAX_INT_CACHED_PREC.
3745 2010-04-07 Richard Guenther <rguenther@suse.de>
3747 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
3748 -fargument-noalias-global, -fargument-noalias-anything): Remove.
3749 * common.opt: Likewise.
3750 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
3751 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
3752 (nonoverlapping_memrefs_p): Likewise.
3753 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3754 * opts.c (common_handle_option): Handle OPT_fargument_alias,
3755 OPT_fargument_noalias, OPT_fargument_noalias_anything and
3756 OPT_fargument_noalias_global for backward compatibility.
3758 2010-04-07 Richard Guenther <rguenther@suse.de>
3760 PR tree-optimization/43270
3761 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
3762 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
3763 * tree-ssa-pre.c (phi_translate_1): Adjust.
3764 (fully_constant_expression): Split out vn_reference handling to ...
3765 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
3766 Fold reads from constant strings.
3767 (vn_reference_lookup): Handle fully constant references.
3768 (vn_reference_lookup_pieces): Likewise.
3769 * Makefile.in (expmed.o-warn): Add -Wno-error.
3771 2010-04-07 Martin Jambor <mjambor@suse.cz>
3773 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
3775 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
3778 * gcc.c: Add -static-libstdc++ to list of recognized options.
3780 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3782 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
3784 2010-04-07 Richard Guenther <rguenther@suse.de>
3787 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
3788 bases build simple mem attributes to retain points-to information.
3790 2010-04-07 Richard Guenther <rguenther@suse.de>
3793 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
3794 preserve points-to related information.
3796 2010-04-07 Richard Guenther <rguenther@suse.de>
3799 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
3800 discard plain indirect references.
3801 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
3802 * tree.c (tree_nop_conversion): Likewise.
3804 2010-04-07 Dodji Seketeli <dodji@redhat.com>
3807 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
3809 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
3811 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
3812 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
3814 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3816 * tree-if-conv.c: Fix indentation and comments.
3818 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3820 * tree-if-conv.c: Sort static functions in topological order.
3822 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3824 * tree-if-conv.c: Fix indentation and comments.
3826 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3829 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
3830 lang_hooks.types.type_for_size instead of
3831 build_nonstandard_integer_type.
3832 When converting an unsigned type to signed, double its precision.
3833 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
3834 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
3835 (graphite_create_new_loop_guard): When ub + 1 wraps around,
3838 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3841 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
3842 POINTER_PLUS_EXPR for pointer types.
3844 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3847 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
3848 * graphite-clast-to-gimple.c: Include langhooks.h.
3849 (max_signed_precision_type): New.
3850 (max_precision_type): Takes two types as arguments.
3851 (precision_for_value): New.
3852 (precision_for_interval): New.
3853 (gcc_type_for_interval): New.
3854 (gcc_type_for_value): New.
3855 (gcc_type_for_clast_term): New.
3856 (gcc_type_for_clast_red): New.
3857 (gcc_type_for_clast_bin): New.
3858 (gcc_type_for_clast_expr): Split up into several functions.
3859 (gcc_type_for_clast_eq): Rewritten.
3860 (compute_bounds_for_level): New.
3861 (compute_type_for_level_1): New.
3862 (compute_type_for_level): New.
3863 (gcc_type_for_cloog_iv): Removed.
3864 (gcc_type_for_iv_of_clast_loop): Rewritten.
3865 (graphite_create_new_loop): Compute the lower and upper bound types
3866 with gcc_type_for_clast_expr.
3867 (graphite_create_new_loop_guard): Same.
3868 (find_cloog_iv_in_expr): Removed.
3869 (compute_cloog_iv_types_1): Removed.
3870 (compute_cloog_iv_types): Removed.
3871 (gloog): Do not call compute_cloog_iv_types.
3872 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
3874 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
3875 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
3876 (GBB_CLOOG_IV_TYPES): Removed.
3878 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3880 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
3881 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
3882 (detect_commutative_reduction): Same.
3884 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3886 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
3887 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
3889 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
3890 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
3891 (rewrite_commutative_reductions_out_of_ssa): Same.
3892 * passes.c (execute_function_todo): Call verify_ssa for every pass
3893 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
3894 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
3895 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
3896 with an extra argument.
3897 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
3898 verify_ssa only when the extra argument is true.
3899 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
3900 with an extra argument.
3901 (tree_transform_and_unroll_loop): Same.
3903 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3905 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
3906 for all the passes of the LNO having LOOP_CLOSED_SSA.
3907 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
3908 * tree-loop-distribution.c (pass_loop_distribution): Same.
3909 * tree-pass.h (TODO_verify_loops): Removed.
3910 * tree-ssa-loop.c (pass_tree_loop_init): Same.
3912 (pass_tree_unswitch): Same.
3913 (pass_predcom): Same.
3914 (pass_vectorize): Same.
3915 (pass_linear_transform): Same.
3916 (pass_graphite_transforms): Same.
3917 (pass_iv_canon): Same.
3918 (pass_complete_unroll): Same.
3919 (pass_complete_unrolli): Same.
3920 (pass_parallelize_loops): Same.
3921 (pass_loop_prefetch): Same.
3922 (pass_iv_optimize): Same.
3924 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
3927 * passes.c (init_optimization_passes): Move pass_lim before
3928 pass_copy_prop and pass_dce_loop.
3930 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3933 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
3934 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
3935 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
3936 MULTI_* defines for 4 argument vpermil2p* builtins.
3938 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3940 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
3941 * config/i386/i386.c (x86_maybe_negate_const_int): New.
3942 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
3943 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
3944 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
3945 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
3946 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
3947 Use x86_maybe_negate_const_int to output insn mnemonic.
3948 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
3949 check from instruction predicate. Update comments.
3950 * config/i386/sync.md (sync_add<mode>): Use
3951 x86_maybe_negate_const_int to output insn mnemonic.
3953 2010-04-06 Jan Hubicka <jh@suse.cz>
3955 PR tree-optimization/42906
3956 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
3957 IGNORE_SELF argument. Set visited_control_parents for fully
3959 (find_obviously_necessary_stmts): Update call of
3960 mark_control_dependent_edges_necessary.
3961 (propagate_necessity): Likewise. Handle PHI edges more curefully.
3963 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3965 * config/i386/i386.md: Remove comment about 'e' and 'E'
3968 2010-04-06 Richard Guenther <rguenther@suse.de>
3970 PR tree-optimization/43627
3971 * tree-vrp.c (extract_range_from_unary_expr): Widenings
3972 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
3975 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3977 * BASE-VER: Change to 4.6.0.
3980 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
3983 2010-04-06 Richard Guenther <rguenther@suse.de>
3986 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
3988 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3990 * doc/invoke.texi (Optimize Options): Document that LTO
3991 won't remove object access purely due to incompatible
3994 2010-04-04 Matthias Klose <doko@ubuntu.com>
3996 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
3997 Initialize variable.
3999 2010-04-03 Richard Guenther <rguenther@suse.de>
4002 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
4003 require a non-NULL MEM_OFFSET.
4005 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
4007 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
4008 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
4009 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
4010 config/alpha/predicates.md, config/arm/arm.md,
4011 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
4012 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
4013 config/darwin9.h, config/darwin.c, config/darwin.h,
4014 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
4015 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
4016 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
4017 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
4018 config/mips/mips.md, config/mn10300/mn10300.c,
4019 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
4020 config/rs6000/aix.h, config/rs6000/dfp.md,
4021 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
4022 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
4023 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
4024 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
4025 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
4026 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
4027 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
4028 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
4029 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
4030 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
4031 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
4032 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
4033 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
4034 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
4035 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
4036 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
4037 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
4038 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
4039 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
4040 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
4041 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
4042 opt-functions.awk, opth-gen.awk, params.def, passes.c,
4043 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
4044 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
4045 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
4046 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
4047 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
4048 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
4049 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
4050 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
4051 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
4052 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
4053 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
4054 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
4055 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
4056 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
4058 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4061 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
4062 * aclocal.m4: Regenerate.
4064 2010-04-02 Richard Guenther <rguenther@suse.de>
4066 PR tree-optimization/43629
4067 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
4068 if we have seen a constant value.
4070 2010-04-02 Joseph Myers <joseph@codesourcery.com>
4072 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
4074 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
4077 * arm.c (legitimize_tls_address): Adjust call to
4078 gen_tls_load_dot_plus_four.
4079 (arm_note_pic_base): New function.
4080 (arm_cannot_copy_insn_p): Use it.
4081 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
4084 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4089 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4091 * Makefile.in ($(out_object_file)): Depend on
4092 gt-$(basename $(notdir $(out_file))).h.
4094 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
4096 * config.gcc (lm32-*-rtems*): Add t-lm32.
4098 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
4100 * config.gcc: Add lm32-*-rtems*.
4101 * config/lm32/rtems.h: New file.
4103 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
4106 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
4108 2010-04-01 Jakub Jelinek <jakub@redhat.com>
4110 * dwarf2out.c (output_compilation_unit_header): For
4111 -gdwarf-4 use version 4 instead of version 3.
4112 (output_line_info): For version 4 and above emit additional
4113 maximum ops per insn header field.
4114 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
4116 * dwarf2out.c (is_c_family, is_java): Remove.
4117 (lower_bound_default): New function.
4118 (add_bound_info, gen_descr_array_type_die): Use it.
4120 2010-04-01 Dodji Seketeli <dodji@redhat.com>
4123 * dwarf2out.c (gen_variable_die): Allow debug info for variable
4124 re-declaration when it happens in a function.
4126 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
4128 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
4129 (cgraph_remove_function_insertion_hook): Same.
4130 (cgraph_call_function_insertion_hooks): Same.
4132 2010-04-01 Richard Guenther <rguenther@suse.de>
4135 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
4136 and TREE_THIS_VOLATILE.
4137 (copy_ref_info): Likewise.
4138 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
4139 * tree.c (build6_stat): Ignore side-effects of all but arg5
4140 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
4143 2010-04-01 Richard Guenther <rguenther@suse.de>
4145 PR tree-optimization/43607
4146 * ipa-type-escape.c (check_call): Do not access non-existing
4149 2010-04-01 Richard Guenther <rguenther@suse.de>
4153 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4154 Jack Howarth <howarth@bromo.med.uc.edu>
4156 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4159 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4161 * doc/install.texi (Prerequisites): Document libelf usability on
4162 IRIX 5/6 and Solaris 2.
4163 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
4164 Update GNU as, GNU ld requirements.
4165 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
4166 Document Sun Studio compiler download.
4167 Update and simplify as, ld recommendations.
4168 (Specific, *-*-solaris2.7): Note obsoletion, removal.
4170 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4172 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
4173 with_tune_32 to pentium4.
4175 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
4177 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
4179 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4181 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
4182 obsoletion, removal.
4184 Document GNU as requirement.
4185 Update configure requirements.
4186 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
4187 Recomment IRIX 6.5.18+.
4188 Document IDF/IDL requirement.
4189 Document GNU as requirement.
4190 Document GNU ld bootstrap failure.
4191 Remove freeware.sgi.com reference.
4193 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4195 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
4196 UNIX V4.0, V5.0 obsoletion, removal.
4197 Remove --with-gc=simple reference.
4198 Update VM requirements during bootstrap.
4199 Remove -oldas bootstrap description.
4200 Update binutils reference.
4201 Remove comparison failure note.
4203 2010-03-31 Richard Guenther <rguenther@suse.de>
4204 Zdenek Dvorak <ook@ucw.cz>
4205 Sebastian Pop <sebastian.pop@amd.com>
4208 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
4209 with multiple arguments.
4210 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
4212 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4214 * graphite-dependences.c (print_pddr): Call print_pdr with an
4216 * graphite-poly.c (debug_pdr): Add an extra argument for the
4219 (print_pbb_domain): Same.
4221 (print_scop_context): Same.
4223 (print_cloog): Same.
4224 (debug_pbb_domain): Same.
4228 (debug_scop_context): Same.
4230 (debug_cloog): Same.
4231 (print_scop_params): Same.
4232 (debug_scop_params): Same.
4233 (print_iteration_domain): Same.
4234 (print_iteration_domains): Same.
4235 (debug_iteration_domain): Same.
4236 (debug_iteration_domains): Same.
4237 (print_scattering_function): Same.
4238 (print_scattering_functions): Same.
4239 (debug_scattering_function): Same.
4240 (debug_scattering_functions): Same.
4241 * graphite-poly.h (debug_pdr): Update declaration.
4243 (print_pbb_domain): Same.
4245 (print_scop_context): Same.
4247 (print_cloog): Same.
4248 (debug_pbb_domain): Same.
4252 (debug_scop_context): Same.
4254 (debug_cloog): Same.
4255 (print_scop_params): Same.
4256 (debug_scop_params): Same.
4257 (print_iteration_domain): Same.
4258 (print_iteration_domains): Same.
4259 (debug_iteration_domain): Same.
4260 (debug_iteration_domains): Same.
4261 (print_scattering_function): Same.
4262 (print_scattering_functions): Same.
4263 (debug_scattering_function): Same.
4264 (debug_scattering_functions): Same.
4266 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4268 * graphite-poly.c (print_scattering_function_1): New.
4269 (print_scattering_function): Call it.
4270 (print_scop_params): Remove spaces at the end of lines.
4273 * graphite-poly.h (print_cloog): Declared.
4274 (debug_cloog): Declared.
4276 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4278 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
4280 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
4281 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
4282 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
4283 to switch between adding the IV bump in loop->latch or in loop->header.
4285 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4287 * graphite-poly.c (print_scattering_function): Pretty print following
4290 (print_pbb_domain): Same.
4291 (dump_gbb_cases): Same.
4292 (dump_gbb_conditions): Same.
4295 (print_scop_params): Same.
4296 (print_scop_context): Same.
4298 (print_pbb_body): New.
4299 (lst_indent_to): New.
4300 (print_lst): Start new lines with a #.
4301 * graphite-poly.h (pbb_bb): New.
4302 (pbb_index): Use pbb_bb.
4303 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
4305 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
4307 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4309 * dwarf2out.c (size_of_die): For -gdwarf-4 use
4310 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
4311 and 0 instead of 1 for dw_val_class_flag.
4312 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
4313 dw_val_class_range_list, dw_val_class_loc_list,
4314 dw_val_class_lineptr and dw_val_class_macptr, use
4315 DW_FORM_flag_present for dw_val_class_flag and
4316 DW_FORM_exprloc for dw_val_class_loc.
4317 (output_die): For -gdwarf-4 print dw_val_class_loc
4318 size as uleb128 instead of 1 or 2 bytes and don't print
4319 anything for dw_val_class_flag.
4321 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
4322 instead of cselib_lookup following by tweaking locs->setting_insn.
4325 * cselib.c (cselib_process_insn): Clear cselib_current_insn
4326 even before returning from label, setjmp call or volatile asm
4329 2010-03-31 Richard Guenther <rguenther@suse.de>
4332 * cgraphunit.c (cgraph_output_in_order): Do not allocate
4333 temporary data on stack.
4335 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4337 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
4338 (PUSHSECTION_ASM_OP): Remove.
4339 (POPSECTION_ASM_OP): Remove.
4340 (PUSHSECTION_FORMAT): Remove.
4341 * config/sol2.h (PUSHSECTION_FORMAT): Define.
4342 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
4343 * config/sol2.c (solaris_output_init_fini): Use it.
4345 2010-03-31 Jie Zhang <jie@codesourcery.com>
4348 * opt-functions.awk (var_type_struct): Use signed char type
4349 for simple variables.
4351 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4353 * config/sol2.c: Include output.h.
4354 (solaris_assemble_visibility): New function.
4355 * config/t-sol2 (sol2.o): Add output.h dependency.
4356 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
4357 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
4360 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4363 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
4364 V2SImode or XFmode on PRE_DEC.
4367 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
4370 2010-03-31 Jie Zhang <jie@codesourcery.com>
4373 * reload.h (caller_save_initialized_p): Declare.
4374 * toplev.c (backend_init_target): Don't call
4375 init_caller_save but set caller_save_initialized_p to false.
4376 * caller-save.c (caller_save_initialized_p): Define.
4377 (init_caller_save): Check caller_save_initialized_p.
4378 * ira.c (ira): Call init_caller_save if flag_caller_saves.
4380 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4383 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
4384 and soft-fp/t-softfp to tmake_file.
4385 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
4386 (LIBGCC2_TF_CEXT): Define.
4389 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
4392 * cselib.c (n_useless_values): Document handling of debug locs.
4393 (n_useless_debug_values, n_debug_values): New variables.
4394 (new_elt_loc_list): Don't add to debug values, keep count.
4395 (promote_debug_loc): New.
4396 (cselib_reset_table): Zero new variables.
4397 (entry_and_rtx_equal_p): Promote debug locs.
4398 (discard_useless_locs): Increment n_useless_debug_values for
4400 (remove_useless_values): Adjust n_useless_values and n_debug_values
4401 with n_useless_debug_values.
4402 (add_mem_for_addr): Promote debug locs.
4403 (cselib_lookup_mem): Likewise.
4404 (cselib_lookup_addr): Renamed to...
4405 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
4406 (cselib_log_lookup): ... this. Turn into...
4407 (cselib_lookup_addr): ... new wrapper.
4408 (cselib_lookup_from_insn): New.
4409 (cselib_invalidate_regno): Increment n_useless_debug_values for
4411 (cselib_invalidate_mem): Likewise.
4412 (cselib_process_insn): Take n_deleted and n_debug_values into
4413 account to guard remove_useless_value call.
4414 (cselib_finish): Zero n_useless_debug_values.
4415 * cselib.h (cselib_lookup_from_insn): Declare.
4416 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
4417 (sched_analyze_2): Likewise.
4419 2010-03-30 Jakub Jelinek <jakub@redhat.com>
4421 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
4423 (adjust_mems): Replace narrowing SUBREG of expression containing
4424 just PLUS, MINUS, MULT and ASHIFT of registers and constants
4425 with operations in the narrower mode.
4428 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
4429 regs_invalidated_by_call instead all call_used_reg_set registers.
4431 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
4434 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
4435 pointer comparisons with types_compatible_p.
4436 * tree-vect-stmts.c (vectorizable_call): Same.
4437 (vectorizable_condition): Same.
4439 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4441 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
4442 stack check if the mask would be zero.
4444 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4445 Jack Howarth <howarth@bromo.med.uc.edu>
4447 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4450 2010-03-30 Joseph Myers <joseph@codesourcery.com>
4453 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
4455 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
4456 Include ___unordxf2 and ___unordtf2.
4457 * config/i386/libgcc-glibc.ver: Do not define inheritance from
4460 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
4462 * config/lm32/t-lm32: New file.
4463 * config.gcc: Use the above file when targetting lm32.
4465 2010-03-28 Duncan Sands <baldrick@free.fr>
4467 * Makefile.in (PLUGIN_HEADERS): Add except.h.
4469 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4472 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
4473 Improve vectorization cost model diagnostic.
4475 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4478 * tree-vect-data-refs.c (vect_analyze_data_refs): When
4479 compute_data_dependences_for_loop returns false, early exit
4480 and output an extra diagnostic for the failed data reference
4483 2010-03-29 Richard Guenther <rguenther@suse.de>
4485 PR tree-optimization/43560
4486 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
4487 (can_sm_ref_p): Treat stores to readonly locations as trapping.
4489 2010-03-29 Jie Zhang <jie@codesourcery.com>
4492 * toplev.c (process_options): Set optimization_default_node
4493 and optimization_current_node.
4494 * opts.c (decode_options): Don't set optimization_default_node
4495 and optimization_current_node.
4497 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
4499 * config/rtems.h: Abandon -qrtems_debug.
4501 2010-03-28 Jan Hubicka <jh@suse.cz>
4503 PR tree-optimization/43505
4504 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
4505 map should not be copied.
4507 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4510 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
4511 cdtors, set DECL_PRESERVE_P.
4512 * ipa.c (cgraph_externally_visible_p): Return true if declaration
4515 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
4517 PR tree-optimization/43528
4518 * stor-layout.c (place_field): Check that constant fits into
4519 unsigned HWI when skipping calculation of MS bitfield layout.
4521 2010-03-27 Jan Hubicka <jh@suse.cz>
4524 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
4525 notice_global_symbol work.
4527 2010-03-27 Jakub Jelinek <jakub@redhat.com>
4529 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
4530 instead of dwarf2out_decl.
4531 (struct var_loc_node): Remove section_label field.
4532 (dwarf2out_function_decl): New function.
4533 (dwarf2out_var_location): Don't set section_label field.
4534 (dwarf2out_begin_function): Don't empty decl_loc_table here.
4536 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4538 PR tree-optimization/43544
4539 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4540 First argument for builtin vectorized function hook is now a
4541 tree to be able to distinguish between machine specific and
4543 * targhooks.c (default_builtin_vectorized_function): Ditto.
4544 * targhooks.h (default_builtin_vectorized_function): Ditto.
4545 * target.h (struct gcc_target): Ditto.
4546 * tree-vect-stmts.c (vectorizable_function): Ditto.
4547 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
4548 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4551 2010-03-26 Joseph Myers <joseph@codesourcery.com>
4554 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
4555 nested binding iff it is a FUNCTION_DECL.
4556 (store_parm_decls_newstyle): Pass nested=true to bind for
4557 FUNCTION_DECLs amongst parameters.
4559 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4561 * var-tracking.c (vt_expand_loc_callback): Don't run
4562 cselib_expand_value_rtx_cb in dummy mode if
4563 cselib_dummy_expand_value_rtx_cb returned false.
4565 * var-tracking.c (emit_note_insn_var_location): For one part
4566 notes with offset 0, don't add EXPR_LIST around the location.
4567 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
4568 add_location_or_const_value_attribute): Adjust for that change.
4571 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
4572 into first operand and location into second.
4573 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
4574 dw_cfi_oprnd_loc for DW_CFA_expression.
4575 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
4576 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
4577 assume first argument is regnum and second argument is location.
4579 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4582 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
4583 of scratch register to DImode. Split to DImode comparison operator.
4584 Use SImode subreg of scratch register in the multiplication.
4585 (*cmp_sadd_sidi): Ditto.
4586 (*cmp_ssub_si): Ditto.
4587 (*cmp_ssub_sidi): Ditto.
4589 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4592 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
4593 Remove invalid assert and wrong comment.
4595 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4598 * flags.h (final_insns_dump_p): New extern.
4599 * final.c (final_insns_dump_p): New variable.
4600 (rest_of_clean_state): Set it before -fdump-final-insns=
4601 dumping, clear afterwards.
4602 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
4603 MEM_ALIAS_SET on MEMs.
4605 2010-03-26 David S. Miller <davem@davemloft.net>
4607 * configure.ac: Fix sparc GOTDATA_OP bug check.
4608 * configure: Rebuild.
4610 2010-03-26 Alan Modra <amodra@gmail.com>
4612 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
4614 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4616 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
4617 TLS_SECTION_ASM_FLAG.
4619 2010-03-25 Jakub Jelinek <jakub@redhat.com>
4622 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
4623 Clear first_function_block_is_cold.
4626 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
4627 argument if the argument is truth_value_p.
4629 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4631 * config/rs6000/constraints.md: Update copyright year for my changes.
4634 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
4635 used in reg+reg addressing, swap registers.
4637 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4640 * target.h (struct gcc_target): Add code_end hook.
4641 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
4643 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
4644 * toplev.c (compile_file): Call targetm.asm_out.code_end
4645 hook before unwind info/debug info output.
4646 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
4647 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
4648 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4649 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
4650 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4651 * config/i386/i386.c (ix86_file_end): Renamed to...
4652 (ix86_code_end): ... this. Make static. Don't call
4653 file_end_indicate_exec_stack. Emit unwind info using
4654 final_start_function/final_end_function.
4655 (darwin_x86_file_end): Remove.
4656 (TARGET_ASM_CODE_END): Define.
4657 * config/i386/i386.h (TARGET_ASM_FILE_END,
4658 NEED_INDICATE_EXEC_STACK): Don't define.
4659 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
4660 (TARGET_ASM_FILE_END): Define to darwin_file_end.
4661 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
4662 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
4665 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
4666 at the beginning and final_end_function at the end.
4667 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
4669 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4671 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
4672 and Sun as TLS syntax.
4673 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
4674 * configure: Regenerate.
4675 * config.in: Regenerate.
4676 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
4677 (default_elf_asm_named_section): Use it.
4678 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
4679 (i386_output_dwarf_dtprel): Likewise.
4680 (output_addr_const_extra): Likewise.
4681 (output_pic_addr_const): Lowercase @GOTTPOFF.
4682 (output_addr_const_extra): Likewise.
4683 (output_pic_addr_const): Lowercase @GOTNTPOFF.
4684 (output_addr_const_extra): Likewise.
4685 (output_pic_addr_const): Lowercase @INDNTPOFF.
4686 (output_addr_const_extra): Likewise.
4687 (output_pic_addr_const): Lowercase @NTPOFF.
4688 (output_addr_const_extra): Likewise.
4689 (output_pic_addr_const): Lowercase @TPOFF.
4690 (output_addr_const_extra): Likewise.
4691 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
4692 (*tls_global_dynamic_64): Likewise.
4693 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
4694 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
4696 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
4697 (ASM_OUTPUT_TLS_COMMON): Use it.
4698 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
4701 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
4702 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
4703 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
4704 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
4705 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4706 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
4708 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4710 * config/i386/i386.c (override_options): Don't accept
4711 -mtls-dialect=sun any longer.
4712 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
4713 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
4714 (*tls_local_dynamic_base_32_sun): Likewise.
4715 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4717 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4720 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4721 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
4724 * ira.c (adjust_cleared_regs): New function.
4725 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
4729 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
4731 * expr.c (expand_expr_real): Restore previous
4732 curr_insn_source_location and curr_insn_block after
4733 expand_expr_real_1 call.
4734 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
4735 instead of expand_expr_real_1.
4737 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
4739 PR rtl-optimization/43413
4740 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
4743 2010-03-22 James E. Wilson <wilson@codesourcery.com>
4746 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
4747 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
4749 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
4751 * config/i386/i386.c (ix86_target_string): Add -mfma.
4752 Fix a typo in comment.
4754 2010-03-22 Mike Stump <mikestump@comcast.net>
4757 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
4758 Don't overly align based upon packed packed fields.
4760 2010-03-22 Jason Merrill <jason@redhat.com>
4762 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
4763 Use () rather than [], and move before the element type.
4765 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4767 * doc/configfiles.texi (Configuration Files): Removed
4768 fixinc/Makefile*, intl/Makefile.*.
4769 * doc/makefile.texi: Fixed markup. Abstract from version
4770 control system used.
4771 (Makefile): Removed obsolete gcc/java/parse.y example.
4772 * doc/sourcebuild.texi: Likewise.
4773 (Top Level): Added config, gnattools, libdecnumber, libgcc,
4774 libgomp, libssp. Removed fastjar.
4775 (Miscellaneous Docs): Clarify location.
4776 Added COPYING3, COPYING3.LIB.
4777 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
4779 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4782 * config/i386/i386.c (x86_function_profiler)
4783 [!NO_PROFILE_COUNTERS]: Fix typo.
4784 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
4787 2010-03-22 Janis Johnson <janis187@us.ibm.com>
4788 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4790 * doc/sourcebuild.texi (Test Directives): Split into six
4791 subsections, with most of the current text in new subsections
4792 Directives, Selectors, and Final Actions.
4793 (Directives): Split list of test directives into multiple
4795 (Selectors): Describe use and syntax of selectors.
4796 (Effective-Target Keywords): Describe all existing keywords.
4797 (Add Options): Describe features for dg-add-options.
4798 (Require Support): Describe variants of dg-require-support.
4799 (Final Actions): Describe commands to use in dg-final.
4801 2010-03-22 Michael Matz <matz@suse.de>
4804 * recog.c (validate_replace_rtx_group): Replace also in
4805 REG_EQUAL and REG_EQUIV notes.
4807 2010-03-22 Richard Guenther <rguenther@suse.de>
4809 PR tree-optimization/43390
4810 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
4811 sure vector extracts are type correct.
4813 2010-03-22 Richard Guenther <rguenther@suse.de>
4816 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
4817 x * sqrt (x) even when optimizing for size if the target
4818 has native support for sqrt.
4820 2010-03-22 Jakub Jelinek <jakub@redhat.com>
4822 * varasm.c (make_decl_rtl_for_debug): Also clear
4823 flag_mudflap for the duration of make_decl_rtl call.
4826 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
4827 locs from preserved VALUEs.
4829 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4832 * pa.md (movmemsi): Set align to one if zero.
4833 (movmemdi): Likewise.
4835 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
4838 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
4839 with their corresponding prologue pushes.
4841 2010-03-20 Andrew Pinski <pinskia@gmail.com>
4844 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
4845 at the begining or end.
4846 (spu_expand_epilogue): Likewise.
4848 2010-03-20 Richard Guenther <rguenther@suse.de>
4850 PR rtl-optimization/43438
4851 * combine.c (make_extraction): Properly zero-/sign-extend an
4852 extraction of the low part of a CONST_INT. Also handle
4855 2010-03-19 Mike Stump <mikestump@comcast.net>
4857 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
4858 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
4859 (override_options): Use SUBTARGET32_DEFAULT_CPU.
4861 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4864 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
4867 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
4869 PR rtl-optimization/42258
4870 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
4871 use that may match DEF.
4874 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
4875 the cost of loading the constant rather than assuming
4877 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
4878 outer code is AND, do the same tests as the andsi3 expander and
4879 return COSTS_N_INSNS (1) if and is cheap.
4881 * optabs.c (avoid_expensive_constant): Fix formatting.
4883 2010-03-19 Michael Matz <matz@suse.de>
4886 * attribs.c (decl_attributes): When rebuilding a function pointer
4887 type use the same qualifiers as the original pointer type.
4889 2010-03-19 Martin Jambor <mjambor@suse.cz>
4891 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
4892 and is_gimple_ip_invariant_address.
4894 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4897 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4899 * config/arm/arm.c (arm_override_options): Turn off
4900 flag_dwarf2_cfi_asm for AAPCS variants.
4902 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4905 * config/arm/arm.c (emit_multi_reg_push): Update comments.
4906 Use PRE_MODIFY instead of PRE_DEC.
4907 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
4908 (vfp_emit_fstmd): Likewise.
4910 2010-03-19 Michael Matz <matz@suse.de>
4913 * builtins.c (expand_builtin_interclass_mathfn,
4914 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
4917 2010-03-19 Richard Guenther <rguenther@suse.de>
4919 PR tree-optimization/43415
4920 * tree-ssa-pre.c (phi_translate): Split out worker to ...
4921 (phi_translate_1): ... this.
4922 (phi_translate): Move all caching here. Cache all NARY
4923 and REFERENCE translations.
4925 2010-03-19 David S. Miller <davem@davemloft.net>
4927 With help from Eric Botcazou.
4928 * config/sparc/sparc.c: Include dwarf2out.h.
4929 (emit_pic_helper): Delete.
4930 (pic_helper_symbol_name): Delete.
4931 (pic_helper_emitted_p): Delete.
4932 (pic_helper_needed): New.
4933 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
4934 (get_pc_thunk_name): New.
4935 (load_pic_register): Remove 'delay_pic_helper' arg. Use
4936 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
4937 Set pic_helper_needed to true. Don't call emit_pic_helper.
4938 (sparc_expand_prologue): Update load_pic_register call.
4939 (sparc_output_mi_thunk): Likewise.
4940 (sparc_file_end): Emit a hidden comdat symbol for the PIC
4941 thunk if possible. Output CFI information as needed.
4943 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4944 Jack Howarth <howarth@bromo.med.uc.edu>
4947 * config/i386/i386.h: Fix ABI on darwin x86-32.
4949 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
4951 * tree.h: Declare make_decl_rtl_for_debug.
4952 * varasm.c (make_decl_rtl_for_debug): New.
4953 * dwarf2out.c (rtl_for_decl_location): Call it.
4954 * cfgexpand.c (expand_debug_expr): Call it.
4956 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4959 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
4963 * var-tracking.c (vt_init_cfa_base): Do nothing if
4964 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
4966 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
4969 * var-tracking.c (canonicalize_vars_star): New.
4970 (dataflow_post_merge_adjust): Use it.
4972 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4975 * var-tracking.c (non_suitable_const): New function.
4976 (add_uses): For DEBUG_INSNs with constants, don't record any
4977 value, instead just the constant value itself.
4978 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
4979 is not VAR_LOC_UNKNOWN_P, set var to the constant.
4980 (emit_notes_in_bb): Likewise.
4981 (emit_note_insn_var_location): For onepart variables if
4982 cur_loc is a VOIDmode constant, use DECL_MODE.
4984 2010-03-18 Martin Jambor <mjambor@suse.cz>
4987 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
4988 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
4989 all non-clones. Moved call redirection...
4990 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
4991 (cgraph_materialize_all_clones): Dispose of all
4992 combined_args_to_skip bitmaps.
4993 (verify_cgraph_node): Do not check for edges pointing to wrong
4994 nodes in inline clones.
4995 * tree-inline.c (copy_bb): Call
4996 cgraph_redirect_edge_call_stmt_to_callee.
4997 * ipa.c (cgraph_remove_unreachable_nodes): Call
4998 cgraph_node_remove_callees even when there are used clones.
5000 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5002 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
5004 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5007 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
5010 2010-03-18 Michael Matz <matz@suse.de>
5013 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
5014 into sqrt(x) if we need to preserve signed zeros.
5016 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
5017 Eric Botcazou <ebotcazou@adacore.com>
5019 PR rtl-optimization/43360
5020 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
5021 note if we don't know its invariant status.
5023 2010-03-18 Michael Matz <matz@suse.de>
5025 PR tree-optimization/43402
5026 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
5027 PHI chains of ssa names registered for update.
5029 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
5032 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
5033 non-offsettable and pre_modify update addressing.
5034 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
5035 and "2" alternatives "#".
5036 (*movdd_softfloat32): Make all alternatives "#";
5037 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
5038 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
5039 (*movdf_softfloat32): Make all alternatives "#";
5040 (movdi): Use the new DIFD mode iterator to create a common splitter
5041 for movdi, movdf and movdd patterns.
5043 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
5045 * common.opt (dumpdir): Remove redundant tab.
5047 2010-03-17 Martin Jambor <mjambor@suse.cz>
5049 PR tree-optimization/43347
5050 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
5051 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
5053 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
5055 PR rtl-optimization/42216
5056 * regrename.c (create_new_chain): New function, broken out from...
5057 (scan_rtx_reg): ... here. Call it. Handle the case where we are
5058 appending a use to an empty chain.
5059 (build_def_use): Remove previous changes that convert OP_INOUT to
5060 OP_OUT operands; instead detect the case where an OP_INOUT operand
5061 uses a previously untracked register and create an empty chain for it.
5063 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5065 * doc/extend.texi (Function Attributes): Rewrite unfinished
5066 sentence in ms_abi documentation.
5068 2010-03-17 Alan Modra <amodra@gmail.com>
5070 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
5071 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
5072 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
5073 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
5075 2010-03-16 Richard Henderson <rth@redhat.com>
5078 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
5079 (lower_try_finally): Save and restore eh_seq around the expansion
5082 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5084 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
5085 statements before splitting block.
5087 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5089 * doc/sourcebuild.texi (Testsuites): Fix markup.
5090 Use pathnames relative to gcc/testsuite.
5091 (Test Directives): Move description of how timeout is determined.
5092 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
5093 (C Tests): Correct gcc.misc-tests directory.
5094 Framework tests now live in gcc.test-framework.
5096 2010-03-16 Richard Guenther <rguenther@suse.de>
5099 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
5100 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
5102 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5103 Alexandre Oliva <aoliva@redhat.com>
5105 PR tree-optimization/42917
5106 * lambda-code.c (remove_iv): Skip debug statements.
5107 (lambda_loopnest_to_gcc_loopnest): Likewise.
5108 (not_interesting_stmt): Debug statements are not interesting.
5110 2010-03-16 Jakub Jelinek <jakub@redhat.com>
5114 * cselib.c (cselib_preserve_constants,
5115 cfa_base_preserved_val): New static variables.
5116 (preserve_only_constants): New function.
5117 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
5118 clear its REG_VALUES. If cselib_preserve_constants, don't
5119 empty the whole hash table, but preserve there VALUEs with constants,
5120 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
5121 (cselib_preserve_cfa_base_value): New function.
5122 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
5123 (cselib_init): Change argument to int bitfield. Set
5124 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
5126 (cselib_finish): Clear cselib_preserve_constants and
5127 cfa_base_preserved_val.
5128 * cselib.h (enum cselib_record_what): New enum.
5129 (cselib_init): Change argument to int.
5130 (cselib_preserve_cfa_base_value): New prototype.
5131 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
5132 * dse.c (dse_step1): Likewise.
5133 * cfgcleanup.c (thread_jump): Likewise.
5134 * sched-deps.c (sched_analyze): Likewise.
5135 * gcse.c (local_cprop_pass): Likewise.
5136 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
5137 If FN is non-NULL, call the callback always and whenever it returns
5138 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
5139 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
5140 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
5141 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
5142 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
5143 * var-tracking.c: Include recog.h.
5144 (bb_stack_adjust_offset): Remove.
5145 (vt_stack_adjustments): Don't call it, instead just gather the
5146 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
5147 (adjust_stack_reference): Remove.
5148 (compute_cfa_pointer): New function.
5149 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
5150 (struct adjust_mem_data): New type.
5151 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
5153 (get_address_mode): New function.
5154 (replace_expr_with_values): Use it.
5155 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
5156 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
5157 (adjust_sets): Remove.
5158 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
5159 Use get_address_mode.
5160 (get_adjusted_src): Remove.
5161 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
5162 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
5163 (add_with_sets): Don't call adjust_sets.
5164 (fp_setter, vt_init_cfa_base): New functions.
5165 (vt_initialize): Change return type to bool. Move most of pool etc.
5166 initialization to the beginning of the function from end. Pass
5167 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
5168 If !frame_pointer_needed, call vt_stack_adjustment before mos
5169 vector is filled, call vt_init_cfa_base if argp/framep has been
5170 eliminated to sp. If frame_pointer_needed and argp/framep has
5171 been eliminated to hard frame pointer, set
5172 hard_frame_pointer_adjustment and call vt_init_cfa_base after
5173 encountering fp setter in the prologue. For MO_ADJUST, call
5174 log_op_type before pusing the op into mos vector, not afterwards.
5175 Call adjust_insn before cselib_process_insn/add_with_sets,
5176 call cancel_changes (0) afterwards.
5177 (variable_tracking_main_1): Adjust for vt_initialize calling
5178 vt_stack_adjustments and returning whether it succeeded or not.
5180 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
5182 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
5185 2010-03-15 Jakub Jelinek <jakub@redhat.com>
5187 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
5189 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
5190 drap_reg has not been set.
5192 2010-03-15 Michael Matz <matz@suse.de>
5195 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
5196 use it to expand block copies.
5197 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
5198 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
5199 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
5201 2010-03-15 Richard Guenther <rguenther@suse.de>
5203 PR tree-optimization/43367
5204 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
5207 2010-03-15 Richard Guenther <rguenther@suse.de>
5209 PR tree-optimization/43317
5210 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
5212 2010-03-15 Martin Jambor <mjambor@suse.cz>
5214 PR tree-optimization/43141
5215 * tree-sra.c (create_abstract_origin): New function.
5216 (modify_function): Call create_abstract_origin.
5218 2010-03-15 Chris Demetriou <cgd@google.com>
5220 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
5223 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5226 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
5227 call insert_out_of_ssa_copy for default definitions.
5229 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5231 * graphite-clast-to-gimple.c (my_long_long): Defined.
5232 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
5233 * graphite-sese-to-poly.c (my_long_long): Defined.
5234 (scop_ivs_can_be_represented): Use it.
5236 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5238 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
5239 graphite-max-bbs-per-function, and loop-block-tile-size.
5240 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
5242 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
5244 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5246 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
5247 forward declaration.
5248 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
5249 (add_upper_bounds_from_estimated_nit): New.
5250 (build_loop_iteration_domains): Use it.
5252 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5254 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
5256 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5259 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
5260 should be an INTEGER_CST. Also handle CASE_CONVERT.
5262 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5264 * graphite.c (graphite_initialize): To bound the number of bbs per
5265 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
5266 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
5267 * doc/invoke.texi: Document it.
5269 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5271 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
5272 * graphite-sese-to-poly.h (build_poly_scop): Same.
5274 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5276 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
5277 the number of parameters in the scop. Use as an upper bound
5278 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
5279 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
5280 * doc/invoke.texi: Document it.
5282 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
5284 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
5285 * doc/c-tree.texi: Remove.
5286 * doc/generic.texi: Merge c-tree.texi here.
5287 * doc/gccint.texi (Trees): Remove menu entry.
5288 (c-tree.texi): Remove @include.
5289 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
5290 * doc/languages.texi (Reading RTL): Ditto.
5292 2010-03-12 Steve Ellcey <sje@cup.hp.com>
5295 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
5297 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5300 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
5301 code added to work around reload clobbering CONST insns.
5303 2010-03-12 Jakub Jelinek <jakub@redhat.com>
5305 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
5306 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
5307 (cselib_preserve_only_values): Remove retain argument, don't
5308 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
5309 * cselib.h (cselib_preserve_only_values): Remove retain argument.
5310 * var-tracking.c (micro_operation): Move insn field before union.
5311 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
5312 (struct variable_tracking_info_def): Remove n_mos field, change
5313 mos into a vector of micro_operations.
5314 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
5315 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
5316 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
5317 changing into a vector.
5318 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
5319 come before all other uops generated by add_stores.
5320 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
5322 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
5323 a vector. Run just one pass over the bbs instead of separate counting
5324 and computation phase.
5325 (vt_finalize): Free VTI (bb)->mos vector instead of array.
5328 * tree-inline.c (remap_decls): Put old_var rather than origin_var
5329 into *nonlocalized_list vector.
5330 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
5331 even if origin is non-NULL.
5332 (gen_variable_die): Likewise.
5333 (process_scope_var): Don't change origin.
5334 (gen_decl_die): Likewise.
5335 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
5336 before adding new edges instead of after it, fix moving over
5339 2010-03-11 David S. Miller <davem@davemloft.net>
5341 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
5343 * configure: Rebuild.
5345 2010-03-11 Martin Jambor <mjambor@suse.cz>
5347 PR tree-optimization/43257
5348 * tree.c (assign_assembler_name_if_neeeded): New function.
5349 (free_lang_data_in_cgraph): Assembler name assignment moved to the
5351 * tree.h (assign_assembler_name_if_neeeded): Declare.
5352 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
5353 the function if needed.
5355 2010-03-11 Chris Demetriou <cgd@google.com>
5357 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
5358 include/stdint-gcc.h, and include/stdint.h world-readable.
5360 2010-03-11 Richard Guenther <rguenther@suse.de>
5362 PR tree-optimization/43255
5363 * tree-vrp.c (process_assert_insertions_for): Do not insert
5364 asserts for trivial conditions.
5366 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5368 PR tree-optimization/43280
5369 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
5370 generation. Move calculation of size out of the if branch.
5371 (find_bswap): Modify compare number generation.
5373 2010-03-11 Richard Guenther <rguenther@suse.de>
5376 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
5377 (input_gimple_stmt): Fixup handled component types during
5378 operand read. Also fix up decls in ADDR_EXPRs.
5380 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
5382 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
5383 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
5385 2010-03-10 Jan Hubicka <jh@suse.cz>
5388 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
5389 * varasm.c (get_variable_section): Don't do that here...
5390 (make_decl_rtl): ... and here.
5391 (do_assemble_alias): Produce decl RTL.
5392 (assemble_alias): Likewise.
5394 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5397 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
5398 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
5400 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
5401 (based_loc_descr): Only express drap or vdrap regno based expressions
5402 using DW_OP_fbreg when not optimizing.
5403 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
5404 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
5405 REG_CFA_SET_VDRAP note.
5407 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
5409 PR tree-optimization/43236
5410 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
5411 error in calculation of base address in reverse iteration case.
5412 (generate_builtin): Take number of latch executions if the statement
5415 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
5418 * tree-eh.c: Include pointer-set.h.
5419 (lower_eh_dispatch): Filter out duplicate case labels and
5420 remove the unneeded edge when the label is unused. Return
5421 true when some edges are removed.
5422 (execute_lower_eh_dispatch): When any lowering resulted in
5423 removing an edge, also delete unreachable blocks.
5425 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5428 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
5429 UNSPEC_MACHOPIC_OFFSET.
5431 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
5434 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5435 (m68k_delegitimize_address): New function.
5437 2010-03-09 Jakub Jelinek <jakub@redhat.com>
5440 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
5443 * var-tracking.c (adjust_sets): New function.
5444 (count_with_sets, add_with_sets): Use it.
5445 (get_adjusted_src): New inline function.
5446 (add_stores): Use it.
5449 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
5450 call cselib_dummy_expand_value_rtx_cb instead of
5451 cselib_expand_value_rtx_cb.
5454 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
5455 * config/i386/i386.c: Include debug.h and dwarf2out.h.
5456 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
5457 and .cfi_endproc around the pic thunks.
5458 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
5459 all queued unwind info register saves are saved before the call.
5460 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
5461 considered as sp-=4 for unwind info and the pop as sp+=4 which
5462 also clobbers dest, but doesn't actually restore it.
5465 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
5466 RTX_FRAME_RELATED_P.
5468 2010-03-09 Jie Zhang <jie@codesourcery.com>
5470 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
5471 whitespaces in output template.
5473 2010-03-09 Jie Zhang <jie@codesourcery.com>
5475 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
5478 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5480 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
5481 builtins.exp in a separate job.
5483 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5485 * graphite-sese-to-poly.c (add_param_constraints): Use
5486 lower_bound_in_type and upper_bound_in_type.
5488 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5490 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
5491 instead of unsigned_type_node.
5493 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5494 Reza Yazdani <reza.yazdani@amd.com>
5497 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
5498 on pointer type parameters.
5500 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5504 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
5505 handle conversions from pointer to integers.
5506 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
5507 induction variable, to be able to work with code generated by CLooG.
5508 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
5509 (build_poly_scop): Bail out if we cannot codegen a loop.
5511 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5513 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
5514 code generation with gloog_error.
5516 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5518 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
5519 Call fold_convert on all the returned values.
5520 (expand_scalar_variables_expr): Pass to
5521 expand_scalar_variables_ssa_name the type of the resulting expression.
5523 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5525 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
5526 ppl_min_for_le_pointset.
5527 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
5528 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
5530 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5532 * graphite-dependences.c (map_into_dep_poly): Removed.
5533 (dependence_polyhedron_1): Use combine_context_id_scat.
5535 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5537 * graphite-poly.h (struct poly_scattering): Add layout documentation.
5538 (struct poly_bb): Same.
5539 (combine_context_id_scat): New.
5541 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5544 * sese.c (name_defined_in_loop_p): Return false for default
5547 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5549 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
5550 and clean up the logic.
5552 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5554 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
5557 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5559 * var-tracking.c (remove_cselib_value_chains): Define only for
5561 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
5562 delete_slot_part, emit_notes_for_differences_1): Don't call
5563 remove_cselib_value_chains here.
5564 (set_slot_part, emit_notes_for_differences_2): Don't call
5565 add_cselib_value_chains here.
5566 (preserved_values): New vector.
5567 (preserve_value): New function.
5568 (add_uses, add_stores, vt_add_function_parameters): Use it
5569 instead of cselib_preserve_value.
5570 (changed_values_stack): New vector.
5571 (check_changed_vars_0): New function.
5572 (check_changed_vars_1, check_changed_vars_2): Use it.
5573 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
5574 changed_values_stack VALUEs.
5575 (vt_emit_notes): For all preserved_values call
5576 add_cselib_value_chains. If ENABLE_CHECKING call
5577 remove_cselib_value_chains before verifying value_chains is empty.
5578 Initialize and free changed_values_stack.
5579 (vt_initialize): Initialize preserved_values.
5580 (vt_finalize): Free preserved_values.
5582 2010-03-08 Richard Guenther <rguenther@suse.de>
5584 PR tree-optimization/43269
5585 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
5588 2010-03-08 Martin Jambor <mjambor@suse.cz>
5590 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
5591 (ipa_is_param_called): Removed.
5592 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
5593 (ipa_print_node_params): Do not print the called flag.
5594 (ipa_write_node_info): Do not stream the called flag.
5595 (ipa_read_node_info): Likewise.
5597 2010-03-07 Jakub Jelinek <jakub@redhat.com>
5600 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
5601 * cselib.c (struct expand_value_data): Add dummy field.
5602 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
5604 (cselib_dummy_expand_value_rtx_cb): New function.
5605 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
5607 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
5608 * var-tracking.c: Include pointer-set.h.
5609 (variable): Change n_var_parts to char from int. Add
5610 cur_loc_changed and in_changed_variables fields.
5611 (variable_canonicalize): Remove.
5612 (shared_var_p): New inline function.
5613 (unshare_variable): Maintain cur_loc_changed and
5614 in_changed_variables fields. If var was in changed_variables,
5615 replace it there with new_var. Just copy cur_loc instead of
5616 resetting it to something else.
5617 (variable_union): Don't recompute cur_loc. Use shared_var_p.
5618 (dataflow_set_union): Don't call variable_canonicalize.
5619 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
5620 of their DEBUG_EXPR_TREE_DECLs.
5621 (canonicalize_loc_order_check): Verify that cur_loc is NULL
5622 and in_changed_variables and cur_loc_changed is false.
5623 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
5624 and cur_loc_changed. Don't update cur_loc here.
5625 (variable_merge_over_src): Don't call variable_canonicalize.
5626 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
5627 removing loc that is equal to cur_loc, clear cur_loc,
5628 set cur_loc_changed and ensure variable_was_changed is called.
5629 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
5630 compare pointers in cur_loc check, if it is equal to loc,
5631 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
5632 (variable_different_p): Remove compare_current_location argument,
5633 don't compare cur_loc.
5634 (dataflow_set_different_1): Adjust variable_different_p caller.
5635 (variable_was_changed): If dv had some var in changed_variables
5636 already, reset in_changed_variables flag for it and propagate
5637 cur_loc_changed over to the new variable. On empty var
5638 always set cur_loc_changed. Set in_changed_variables on whatever
5639 var is added to changed_variables.
5640 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
5641 Use shared_var_p. When removing loc that is equal to cur_loc,
5642 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
5643 end, don't set it to something else, just call variable_was_changed.
5644 (delete_slot_part): Use shared_var_p. When cur_loc equals to
5645 loc being removed, clear cur_loc and set cur_loc_changed.
5646 Set cur_loc_changed if all locations have been removed.
5647 (struct expand_loc_callback_data): New type.
5648 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
5649 allocated. Always create SUBREGs if simplify_subreg failed.
5650 Prefer to use cur_loc, when that fails and still in
5651 changed_variables (and seen first time) recompute it. Set
5652 cur_loc_changed of variables which had to change cur_loc and
5653 compute elcd->cur_loc_changed if any of the subexpressions used
5654 had to change cur_loc.
5655 (vt_expand_loc): Adjust to pass arguments in
5656 expand_loc_callback_data structure.
5657 (vt_expand_loc_dummy): New function.
5658 (emitted_notes): New variable.
5659 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
5660 that weren't used for any other decl in current
5661 emit_notes_for_changes call call vt_expand_loc_dummy to update
5662 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
5663 first loc_chain location if NULL before. Always use just
5664 cur_loc instead of first loc_chain location. When cur_loc_changed
5665 is false, when not --enable-checking=rtl just don't emit any note.
5666 When rtl checking, compute the note and assert it is the same
5667 as previous note. Clear cur_loc_changed and in_changed_variables
5668 at the end before removing from changed_variables.
5669 (check_changed_vars_3): New function.
5670 (emit_notes_for_changes): Traverse changed_vars to call
5671 check_changed_vars_3 on each changed var.
5672 (emit_notes_for_differences_1): Clear cur_loc_changed and
5673 in_changed_variables. Recompute cur_loc of new_var.
5674 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
5675 (vt_emit_notes): Initialize and destroy emitted_notes.
5677 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
5679 PR rtl-optimization/42220
5680 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
5681 Use verify_reg_tracked to determine if we should use OP_OUT rather
5683 (build_def_use): If we see an in-out operand for a register that we
5684 know nothing about, treat is an output if possible, fail the block if
5687 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5690 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
5693 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5696 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
5697 uses of relevant DEFs that are dead outside the loop too.
5699 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5701 * var-tracking.c (dataflow_set_merge): Swap src and src2.
5703 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5705 * var-tracking.c (values_to_unmark): New variable.
5706 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5707 values_to_unmark vector. Moved body to...
5708 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5709 instead queue it into values_to_unmark vector.
5710 (vt_find_locations): Free values_to_unmark vector.
5712 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
5714 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
5715 (site.exp): Export them when plugins are enabled.
5717 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
5720 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
5722 (chrec_fold_multiply): Same.
5724 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5727 * c-decl.c (build_compound_literal): Return early if init is
5730 2010-03-04 Martin Jambor <mjambor@suse.cz>
5732 PR tree-optimization/43164
5733 PR tree-optimization/43191
5734 * tree-sra.c (type_consists_of_records_p): Reject records with
5735 zero-size bit-fields at the end.
5737 2010-03-04 Mike Stump <mikestump@comcast.net>
5739 * Makefile.in (TAGS): Remove *.y.
5741 2010-03-04 Richard Guenther <rguenther@suse.de>
5743 PR tree-optimization/40761
5744 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
5746 (my_rev_post_order_compute): New function.
5747 (init_pre): Call it.
5749 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
5752 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
5753 decrease the cost of an IV candidate when the cost is infinite.
5755 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5757 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
5758 Use '3DNow!' for the extension of that name, ensure normal space
5760 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
5762 2010-03-03 Jeff Law <law@redhat.com>
5764 * PR middle-end/32693
5765 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
5766 than gen_rtx_SUBREG.
5767 (extract_bit_field_1): Likewise.
5769 2010-03-03 Janis Johnson <janis187@us.ibm.com>
5771 * doc/sourcebuild.texi (Test directives): Document that arguments
5772 include-opts and exclude-opts are now optional for dg-skip-if,
5773 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
5775 2010-03-03 Jason Merrill <jason@redhat.com>
5778 * cgraph.h (varpool_node): Add extra_name field.
5779 * varpool.c (varpool_extra_name_alias): New.
5780 (varpool_assemble_decl): Emit extra name aliases.
5781 (varpool_mark_needed_node): Look past an extra name alias.
5782 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
5783 * lto-streamer-in.c (lto_input_tree): Read it.
5784 * lto-streamer-out.c (output_unreferenced_globals): Write it.
5786 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
5788 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
5789 (sparc*-*-solaris2*): ...this.
5791 2010-03-03 Jakub Jelinek <jakub@redhat.com>
5794 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
5795 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
5796 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
5797 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
5800 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
5801 fallthrough to default handling, just with want_address 0 instead of 2.
5802 For single element lists, add_AT_loc directly, otherwise create an
5803 artificial variable DIE and stick location list to it.
5806 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
5807 (VAL_EXPR_HAS_REVERSE): Define.
5808 (reverse_op): New function.
5809 (add_stores): For reversible operations add an extra MO_VAL_USE.
5811 2010-03-02 Jason Merrill <jason@redhat.com>
5813 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
5815 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
5817 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
5818 (sparc64-*-linux*): Likewise.
5819 (sparc64-*-solaris2*): Include assembler files before linker ones.
5820 (sparc-*-solaris2*): Simplify and reorder to match previous case.
5821 * config/sparc/gas.h: Delete.
5822 * config/sparc/sol2-64.h: Add copyright notice.
5823 * config/sparc/sol2-gas-bi.h: Likewise.
5824 * config/sparc/sol2-gld.h: Likewise.
5825 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
5826 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
5827 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
5828 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
5829 (sparc_elf_asm_named_section): Rename into...
5830 (sparc_solaris_elf_asm_named_section): ...this. Always define.
5832 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
5834 * config/alpha/alpha.c (override_options): Fix -mtune error message.
5836 2010-03-02 Jeff Law <law@redhat.com>
5839 * reload1.c (rtx_p, substitute_stack): Declare.
5840 (substitute): Record addresses of changed rtxs.
5841 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
5842 Restore the original rtx when complete.
5843 (reload): Free subsitute_stack when complete.
5845 2010-03-02 Janis Johnson <janis187@us.ibm.com>
5847 * doc/gccint.texi (menu): Add Testsuites as a chapter.
5848 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
5850 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
5851 LTO Testing, gcov Testing, profopt Testing, compat Testing,
5852 Torture Tests): Change from subsection to section.
5854 2010-03-02 Jakub Jelinek <jakub@redhat.com>
5855 Steven Bosscher <steven@gcc.gnu.org>
5857 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
5860 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
5863 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
5864 the assignment from the new induction variable to the assignment
5865 of the value from the original loop PHI function.
5867 2010-03-01 Janis Johnson <janis187@us.ibm.com>
5868 Daniel Jacobowitz <dan@codesourcery.com>
5870 * doc/sourcebuild.texi (Test directives): Clarify options to
5873 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5875 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
5876 Disable cfi directives unless GCC and gas agree on using read-only
5877 .eh_frame sections for 64-bit.
5878 * configure: Regenerate.
5880 2010-03-01 Richard Guenther <rguenther@suse.de>
5882 PR tree-optimization/43220
5883 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
5884 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
5886 2010-03-01 Richard Guenther <rguenther@suse.de>
5887 Martin Jambor <mjambor@suse.cz>
5890 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
5891 gimplified parameters.
5893 2010-03-01 Christian Bruel <christian.bruel@st.com>
5895 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
5897 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
5899 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
5901 2010-03-01 Richard Guenther <rguenther@suse.de>
5904 * expr.c (expand_assignment): Use the alias-oracle to tell
5905 if the rhs aliases the result decl.
5907 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5910 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
5911 to sol_gt_pch_get_address.
5912 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
5913 64-bit, SPARC and x86.
5914 (sol_gt_pch_get_address): New function.
5916 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
5918 * toplev.h (inform_n, error_n): Declare.
5919 * diagnostic.c (inform_n, error_n): New function.
5921 2010-03-01 Jakub Jelinek <jakub@redhat.com>
5923 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
5924 has no rtl yet when processing local_decls, queue it and recheck
5925 if deferred stack allocation hasn't assigned it rtl.
5927 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5929 * config/sh/sh.c (unspec_bbr_uid): New.
5930 (gen_block_redirect): Use it instead of INSN_UID.
5931 (gen_far_branch): Likewise.
5933 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
5935 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
5936 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
5938 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5940 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
5941 (Warning Options): -Wno-conversion-null is valid for
5942 Objective-C++ as well.
5943 * doc/tm.texi (Named Address Spaces): Likewise.
5944 * doc/plugins.texi (Plugins): Replace TABs with spaces.
5945 * doc/tree-ssa.texi (Tree SSA): Likewise.
5947 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5950 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
5951 by default. Don't set the default arch for
5952 i[34567]86-*-darwin*|x86_64-*-darwin*.
5954 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5957 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
5958 default. Set the default 32bit/64bit archs with $with_arch
5959 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
5961 2010-02-27 Richard Guenther <rguenther@suse.de>
5963 PR tree-optimization/43186
5964 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
5965 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
5966 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
5967 unroller iterations.
5969 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5971 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
5972 required and i[34567]86-*-* targets don't support 64bit ISA.
5974 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
5977 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5980 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5982 * config.gcc: Set the default arch at least to Prescott for
5983 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
5984 if SSE math is enabled.
5986 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5988 * diagnostic.c (diagnostic_initialize): Update.
5989 (diagnostic_report_diagnostic): Test inhibit_notes_p for
5991 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
5992 (diagnostic_inhibit_notes): New.
5993 * toplev.c (process_options): inhibit notes with -fcompare-debug.
5995 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5998 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
5999 * doc/standards.texi: Likewise.
6000 * doc/extend.texi: Likewise.
6001 * doc/trouble.texi: Likewise.
6002 * doc/cppopts.texi: Likewise.
6003 * doc/install.texi: Likewise.
6004 * c.opt (std=c90,std=gnu90): New options.
6005 * c-opts.c (c_common_handle_option): Handle them.
6007 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6010 * c-decl.c (undeclared_variable): Use an informative note.
6012 2010-02-26 Richard Guenther <rguenther@suse.de>
6014 PR tree-optimization/43186
6015 * gimple.h (gimple_fold): Remove.
6016 * gimple.c (gimple_fold): Remove. Inline into single user ...
6017 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
6018 Try harder for conditions.
6020 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6023 * function.c (used_types_insert): Don't skip through named pointer
6024 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
6025 and it is different from the main variant's type.
6027 2010-02-26 Nick Clifton <nickc@redhat.com>
6029 * config/rx/rx.md (sminsi3): Remove bogus alternative.
6031 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6033 * config.gcc: Support --with-fpmath=sse for x86.
6035 * config/i386/ssemath.h: New.
6037 * doc/install.texi (--with-fpmath=sse): Documented.
6039 2010-02-26 Richard Guenther <rguenther@suse.de>
6041 PR tree-optimization/43188
6042 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
6043 vector types of over-aligned element type.
6045 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
6048 * config/i386/i386.c (expand_vec_perm_blend): Use correct
6049 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
6051 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
6053 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
6055 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6057 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
6058 * var-tracking.c: Include diagnostic.h.
6059 (debug_dv): New function.
6060 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
6063 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
6064 (add_value_chain, add_value_chains, remove_value_chain,
6065 remove_value_chains): Handle DEBUG_EXPRs.
6066 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
6069 * regcprop.c (struct queued_debug_insn_change): New type.
6070 (struct value_data_entry): Add debug_insn_changes field.
6071 (struct value_data): Add n_debug_insn_changes field.
6072 (debug_insn_changes_pool): New variable.
6073 (free_debug_insn_changes, apply_debug_insn_changes,
6074 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
6075 (kill_value_one_regno): Call free_debug_insn_changes if needed.
6076 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
6078 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
6080 (copyprop_hardreg_forward_1): Don't call apply_change_group for
6081 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
6082 changes, call cprop_find_used_regs via note_stores.
6083 (copyprop_hardreg_forward): When copying vd from predecessor
6084 which has any queued DEBUG_INSN changes, make sure the pointers are
6085 cleared. At the end call df_analyze and then if there are any
6086 DEBUG_INSN changes queued at the end of some basic block for still
6087 live registers, apply them.
6088 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
6090 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
6092 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
6095 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
6097 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
6098 targets. Set the default with_cpu/with_arch from arch/cpu.
6099 Allow x86-64 and native for with_cpu/with_arch.
6101 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
6103 * ebitmap.c: Change calls to verify_popcount with calls to
6104 sbitmap_verify_popcount.
6105 (ebitmap_clear_bit): Fixed map->cacheindex test and
6106 map>cache update when bit clearing results in an empty
6109 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6112 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
6113 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
6114 and support both V2DF and V2DI modes.
6115 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
6116 support both V2DF and V2DI modes.
6117 (general): Delete trailing whitespace from a few patterns.
6119 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6120 V2DF/V2DI interleave high/low builtins.
6122 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
6125 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
6126 interleave high/low functions.
6128 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
6130 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
6131 #pragma extern_prefix.
6133 2010-02-25 Jakub Jelinek <jakub@redhat.com>
6136 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
6137 BLKmode, assert op0 is a MEM and just adjust its mode.
6140 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
6141 if bitpos isn't multiple of mode's bitsize.
6143 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6145 * c.opt (-ftemplate-depth=): New.
6146 (-ftemplate-depth-): Deprecate.
6147 * optc-gen.awk: Handle -ftemplate-depth=.
6148 * opth-gen.awk: Likewise.
6149 * c-opts.c (c_common_handle_option): Likewise.
6150 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
6152 2010-02-24 Jason Merrill <jason@redhat.com>
6154 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
6156 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6158 * cfg.c (alloc_aux_for_block): Remove inline.
6159 (alloc_aux_for_edge): Likewise.
6161 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6163 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
6165 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6167 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
6168 * config/i386/sol2-gas.h: New file.
6169 * config.gcc (i[34567]86-*-solaris2*): Use it.
6171 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6174 * c-typeck.c (ep_convert_and_check): New.
6175 (build_conditional_expr): Use it.
6176 (build_binary_op): Likewise.
6178 2010-02-24 Jakub Jelinek <jakub@redhat.com>
6180 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
6183 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
6184 bounds even for -O+.
6185 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
6186 expr needs to have DECL_NAME set.
6188 2010-02-24 Nick Clifton <nickc@redhat.com>
6190 * config/mep/mep.c: Include gimple.h.
6191 (mep_function_uses_sp): Delete unused function.
6192 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
6193 parameters. Use unsigned integers to count args. Return a
6194 NULL_RTX instead of an error_mark_node. Toidy up formatting.
6196 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6199 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
6200 greater or equal to nelt instead of 2 * nelt.
6201 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
6204 2010-02-23 Jason Merrill <jason@redhat.com>
6207 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
6208 in cfun->local_decls even if they have register types.
6211 * stor-layout.c (place_field): Don't warn about unnecessary
6212 DECL_PACKED if the type is packed.
6214 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6217 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
6218 GOTOFF relocs, even when the base reg isn't pic pointer.
6220 2010-02-23 Michael Matz <matz@suse.de>
6223 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
6224 (expand_gimple_basic_block): Generate and use debug temps if there
6225 are debug uses left after the last real use of TERed ssa names.
6226 Unlink debug immediate uses when they are expanded.
6228 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
6231 * config/i386/i386.c (override_options): Reorganise to provide
6232 better error messages.
6234 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6237 * graphite-scop-detection.c (create_single_exit_edge): Move
6238 the call to find_single_exit_edge to....
6239 (create_sese_edges): ...here. Don't handle multiple edges
6240 exiting the function.
6241 (build_graphite_scops): Don't handle multiple edges
6242 exiting the function.
6244 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6247 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
6248 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
6250 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6253 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
6255 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
6258 * c-typeck.c (convert_arguments): Print declaration location.
6259 * c-common.c (validate_nargs): Rename as
6260 builtin_function_validate_nargs.
6261 (check_builtin_function_arguments): Update.
6263 2010-02-22 Richard Guenther <rguenther@suse.de>
6266 * tree-inline.c (declare_return_variable): Use the type of
6267 the call stmt lhs if available.
6269 2010-02-22 Duncan Sands <baldrick@free.fr>
6271 * passes.c (register_pass): Always consider all pass lists when
6272 ref_pass_instance_number is zero.
6274 2010-02-22 Richard Guenther <rguenther@suse.de>
6276 PR tree-optimization/42749
6277 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
6278 parameter. Do arithmetic in the original type.
6279 (update_accumulator_with_ops): Likewise.
6280 (adjust_accumulator_values): Adjust.
6282 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6284 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
6285 (QI to BLKmode splitter): New splitter.
6287 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
6289 * config/i386/i386.c (initial_ix86_tune_features): Turn on
6290 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
6292 2010-02-22 Richard Guenther <rguenther@suse.de>
6294 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
6296 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
6298 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
6299 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
6300 ($(T)crti.o, $(T)crtn.o): Remove rules.
6302 2010-02-21 Tobias Burnus <burnus@net-b.de>
6305 * doc/invoke.texi (-fassociative-math): Document that this
6306 option is automatically enabled for Fortran.
6308 2010-02-20 David S. Miller <davem@davemloft.net>
6310 * configure.ac: Test if linker and assembler properly support
6311 GOTDATA_OP relocations.
6312 * configure: Rebuild.
6313 * config.in: Likewise.
6314 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
6315 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
6316 (movsi_high_pic): Likewise.
6317 (movdi_lo_sum_pic): Likewise.
6318 (movdi_high_pic): Likewise.
6319 (movsi_pic_gotdata_op): New pattern.
6320 (movdi_pic_gotdata_op): Likewise.
6321 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
6322 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
6324 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
6327 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
6328 attribute to ssemul.
6329 (xop_mulv2div2di3_high): Ditto.
6331 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6334 * c.opt (Wconversion-null): New option.
6335 * doc/invoke.texi (Wconversion-null): Document.
6337 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6339 * common.opt (Wlarger-than-): Add Undocumented.
6341 2010-02-19 Mike Stump <mikestump@comcast.net>
6343 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
6345 2010-02-19 Jason Merrill <jason@redhat.com>
6348 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
6349 * configure: Likewise.
6351 2010-02-20 Alan Modra <amodra@gmail.com>
6354 * cgraph.h (cgraph_make_decl_local): Declare.
6355 * cgraph.c (cgraph_make_decl_local): New function.
6356 (cgraph_make_node_local): Use it.
6357 * cgraphunit.c (cgraph_function_versioning): Likewise.
6358 * ipa.c (function_and_variable_visibility): Likewise.
6360 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6363 * except.c (sjlj_emit_function_enter): Don't call
6364 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
6366 * rtl.h (add_reg_br_prob_note): Remove prototype.
6368 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6371 * c-common.c (conversion_warning): Remove widening conversions
6372 before checking the conversion of integers to reals.
6374 2010-02-19 Mike Stump <mikestump@comcast.net>
6377 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
6380 * cgraphunit.c (process_function_and_variable_attributes): Check
6381 DECL_PRESERVE_P instead of looking up attribute "used".
6382 * ipa-pure-const.c (check_decl): Likewise.
6383 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
6384 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
6385 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
6386 instead of attribute "used".
6387 * config/sol2-c.c (solaris_pragma_init): Likewise.
6388 (solaris_pragma_fini): Likewise.
6390 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6392 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
6393 Use XCNEW instead of xcalloc.
6394 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
6395 XNEW instead of xmalloc.
6396 (get_fields): Use XNEWVEC instead of xmalloc.
6399 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
6400 populate vars array.
6401 (create_new_general_access): For debug stmts just reset value.
6402 (get_stmt_accesses): For accesses within debug stmts just record them
6403 using add_access_to_acc_sites instead of preventing the peeling or
6404 counting them as accesses.
6407 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
6409 2010-02-19 Richard Guenther <rguenther@suse.de>
6411 PR tree-optimization/42916
6412 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
6415 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
6417 * configure.ac: Replace all uses of changequote in macro arguments
6418 with proper quoting.
6420 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6423 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
6425 2010-02-19 Richard Guenther <rguenther@suse.de>
6427 PR tree-optimization/42944
6428 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
6429 test for aliasing with errno.
6431 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6434 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
6435 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
6436 * dojump.c: Include output.h.
6437 (inv): New inline function.
6438 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
6439 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
6440 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
6441 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
6442 argument, pass it down to other calls.
6443 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
6444 add REG_BR_PROB note to the conditional jump.
6445 * cfgexpand.c (add_reg_br_prob_note): Removed.
6446 (expand_gimple_cond): Don't call it, add the probability
6447 as last argument to jumpif_1/jumpifnot_1.
6448 * Makefile.in (dojump.o): Depend on output.h.
6449 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
6451 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
6452 * stmt.c (do_jump_if_equal): Likewise.
6453 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
6454 * loop-unswitch.c (compare_and_jump_seq): Likewise.
6455 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
6457 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
6458 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
6459 jumpifnot_1 callers.
6460 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
6462 (store_expr): Adjust jumpifnot caller.
6463 (store_constructor): Adjust jumpif caller.
6466 * gimplify.c (gimple_boolify): For __builtin_expect call
6467 gimple_boolify also on its first argument.
6469 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
6471 * configure.ac (gnu-unique-object): Wrap regexps using [] in
6473 (__stack_chk_fail): Ditto. Remove quadrigraphs.
6474 * configure: Regenerated.
6476 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6478 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
6479 lang_hooks.types_compatible_p instead of comptypes.
6481 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
6483 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
6484 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
6485 if __prefer_thumb__ is defined.
6487 2010-02-18 Martin Jambor <mjambor@suse.cz>
6489 PR tree-optimization/43066
6490 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
6491 array with zero-sized element type.
6493 2010-02-18 Jakub Jelinek <jakub@redhat.com>
6495 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
6496 rtx, allocate struct var_loc_node here and return it to the
6497 caller, and only if it is actually needed.
6498 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
6499 move it earlier and return immediately if it returns NULL.
6501 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
6503 * config/sparc/gas.h: New file. Restore
6504 TARGET_ASM_NAMED_SECTION to its ELF default.
6505 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
6507 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6508 Likewise. Add ATTRIBUTE_UNUSED to prototype.
6509 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
6510 after sparc/sysv4.h.
6512 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
6514 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
6516 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
6518 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
6519 patterns from predicated pattern.
6521 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
6524 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
6525 for insn mnemonic suffix.
6527 2010-02-17 Richard Guenther <rguenther@suse.de>
6529 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
6532 2010-02-17 Jakub Jelinek <jakub@redhat.com>
6535 * caller-save.c (save_call_clobbered_regs): If BB ends with
6536 a DEBUG_INSN, move any notes in between last real insn and the last
6537 DEBUG_INSN after the last DEBUG_INSN.
6539 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
6541 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
6542 Fix return type. Fix argument type. Explain meaning of return value.
6544 2010-02-16 Richard Guenther <rguenther@suse.de>
6546 PR tree-optimization/41043
6547 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
6548 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
6550 (vrp_visit_phi_node): ... but only for loop PHI nodes.
6552 2010-02-16 Ira Rosen <irar@il.ibm.com>
6554 PR tree-optimization/43074
6555 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
6556 * tree-vect-loop.c (vect_analyze_loop_operations): Add
6557 vectorizable cycles in hybrid SLP check.
6558 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
6560 2010-02-16 Richard Guenther <rguenther@suse.de>
6562 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
6563 (true_dependence): If memrefs_conflict_p computes must-alias
6564 trust it. Move TBAA check after offset-based disambiguation.
6565 (canon_true_dependence): Likewise.
6567 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
6569 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
6570 * doc/invoke.texi: Document it.
6571 * var-tracking.c: Include toplev.h and params.h.
6572 (vt_find_locations): Return bool indicating success. Compute
6573 hash sizes unconditionally. Check new parameter, report.
6574 (variable_tracking_main_1): Check vt_find_locations results and
6575 retry. Renamed from...
6576 (variable_tracking_main): ... this. New wrapper to preserve
6577 flag_var_tracking_assignments.
6578 * Makefile.in (var-tracking.o): Adjust dependencies.
6580 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
6581 Jakub Jelinek <jakub@redhat.com>
6584 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
6585 if weak_import attribute is present.
6586 * config/darwin.c (machopic_select_section): Likewise.
6588 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
6590 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
6591 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
6592 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
6593 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
6595 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
6598 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
6601 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
6602 Rewrite text to refer to the names.
6604 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
6606 * config/i386/i386-builtin-types.def
6607 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
6608 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
6609 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
6610 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
6611 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
6612 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
6613 IX86_BUILTIN_VPERMIL2PS256.
6614 (MULTI_ARG_4_DF2_DI_I): Defined.
6615 (MULTI_ARG_4_DF2_DI_I1): Defined.
6616 (MULTI_ARG_4_SF2_SI_I): Defined.
6617 (MULTI_ARG_4_SF2_SI_I1): Defined.
6618 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
6619 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
6620 __builtin_ia32_vpermil2ps256.
6621 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6622 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6623 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
6624 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6625 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6626 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
6627 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
6628 CODE_FOR_xop_vpermil2v8sf3.
6629 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
6630 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
6631 * config/i386/xopintrin.h (_mm_permute2_pd): New.
6632 (_mm256_permute2_pd): New.
6633 (_mm_permute2_ps): New.
6634 (_mm256_permute2_ps): New.
6636 2010-02-15 Nick Clifton <nickc@redhat.com>
6638 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
6639 boolean parameters. Use emit_jump_insn when emitting a pop
6640 instruction containing a return insn.
6641 (push): Use 'true' rather than '1' as second parameter to F.
6642 (h8300_expand_prologue): Likewise.
6643 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
6644 (h8300_expand_epilogue): Likewise.
6646 2010-02-15 Richard Guenther <rguenther@suse.de>
6649 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
6652 2010-02-15 Nick Clifton <nickc@redhat.com>
6654 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
6657 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
6659 * intl.c (fake_ngettext): New function.
6660 * intl.h (fake_ngettext): Declare.
6661 (ngettext): Define macro.
6662 * collect2.c (notice_translated): New function.
6663 (main): Use notice_translated and ngettext.
6664 * collect2.h (notice_translated): Declare.
6666 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
6668 * reorg.c (delete_computation): Comment fixes.
6669 * caller-save.c (setup_save_areas): Idem.
6670 * sel-sched-dump.c (dump_lv_set): Idem.
6673 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6675 * config/s390/s390.c (s390_sched_init): New function.
6676 (TARGET_SCHED_INIT): Target hook defined.
6678 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
6679 Jack Howarth <howarth@bromo.med.uc.edu>
6680 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6683 Partial revert of unintended change in fix for PR41605.
6684 * config/darwin.h: Fix typo.
6685 * config/darwin9.h: Same.
6687 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6689 * c-pch.c (pch_init): Clear v.
6691 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6694 * graphite-scop-detection.c (graphite_can_represent_scev): Call
6695 graphite_can_represent_init for MULT_EXPR.
6697 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6701 * graphite-sese-to-poly.c (remove_phi): New.
6702 (translate_scalar_reduction_to_array): Call remove_phi.
6704 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6707 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
6708 * graphite-clast-to-gimple.h (gloog): Update declaration.
6709 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
6710 * graphite-poly.h (struct poly_bb): Add missing comments.
6711 (struct scop): Add poly_scop_p field.
6713 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
6714 * graphite.c (graphite_transform_loops): Build the polyhedral
6715 representation for each scop before code generation.
6716 * sese.c (rename_variables_in_operand): Removed.
6717 (rename_variables_in_expr): Return the renamed expression.
6718 (rename_sese_parameters): New.
6719 * sese.h (rename_sese_parameters): Declared.
6721 2010-02-11 Richard Guenther <rguenther@suse.de>
6723 PR tree-optimization/42998
6724 * tree-ssa-pre.c (create_expression_by_pieces): Treat
6725 POINTER_PLUS_EXPR properly.
6727 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6728 Changpeng Fang <changpeng.fang@amd.com>
6731 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
6732 the cost of an IV candidate when the IV is used in a test against zero.
6734 * gcc.dg/tree-ssa/ivopts-3.c: New.
6736 2010-02-11 Richard Guenther <rguenther@suse.de>
6739 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
6740 pointer-vs-decl case by swapping refs. Handle some cases
6741 of pointer-vs-decl disambiguations more conservatively.
6742 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
6743 to false after expanding.
6745 2010-02-11 Richard Guenther <rguenther@suse.de>
6748 * gcc.c (process_command): Handle LTO file@offset case more
6751 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6753 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
6754 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
6756 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
6758 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
6759 if MEM's mode size isn't DWARF2_ADDR_SIZE.
6760 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
6761 Optimize eq/ne comparisons when both arguments are known to be
6763 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
6764 Don't mask operands unnecessarily if they are known to be already
6767 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
6769 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
6772 2010-02-10 Richard Guenther <rguenther@suse.de>
6774 PR tree-optimization/43017
6775 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
6776 for wrapping signed arithmetic.
6778 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6781 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
6782 if no debug info should be emitted for it.
6784 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
6786 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
6787 note when flag_exceptions is set.
6789 2010-02-10 Duncan Sands <baldrick@free.fr>
6791 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
6793 2010-02-10 Richard Guenther <rguenther@suse.de>
6796 * tree.c (get_unwidened): Handle constants.
6797 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
6799 2010-02-10 Martin Jambor <mjambor@suse.cz>
6802 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
6803 check for variable argument counts independently.
6805 2010-02-10 Christian Bruel <christian.bruel@st.com>
6808 * config/sh/sh.c (find_barrier): Increase length for non delayed
6809 conditional branches.
6811 2010-02-10 Christian Bruel <christian.bruel@st.com>
6813 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
6815 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6817 * builtins.c (set_builtin_user_assembler_name): Also handle
6818 ffs if int is smaller than word.
6820 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
6823 * ira-conflicts.c (get_dup): Remove.
6824 (process_reg_shuffles): Add new parameter. Use it as an
6825 additional guard for copy generation.
6826 (add_insn_allocno_copies): Rewrite.
6828 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
6830 * common.opt (fsched2-use-traces): Preserved for backward
6832 * doc/invoke.texi: Remove the documentation about option
6833 -fsched2-use-traces.
6834 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
6835 flag_sched2_use_traces.
6836 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
6837 the backward compatibility flag section.
6839 2010-02-09 Richard Guenther <rguenther@suse.de>
6841 PR tree-optimization/43008
6842 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
6843 make HEAP variables initialized from global memory if they
6844 are not known builtin functions.
6845 (find_func_aliases): Adjust.
6847 2010-02-09 Richard Guenther <rguenther@suse.de>
6849 PR tree-optimization/43000
6850 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
6851 arithmetic manually.
6853 2010-02-08 Jakub Jelinek <jakub@redhat.com>
6855 PR tree-optimization/42931
6856 * tree-loop-linear.c (try_interchange_loops): Don't call
6857 double_int_mul if estimated_loop_iterations failed.
6859 2010-02-08 Martin Jambor <mjambor@suse.cz>
6862 * tree-sra.c (build_accesses_from_assign): Do not mark in
6863 should_scalarize_away_bitmap if stmt has volatile ops.
6864 (sra_modify_assign): Do not process assigns piecemeal if if stmt
6867 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
6869 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
6871 2010-02-07 Adam Nemet <adambnmet@gmail.com>
6873 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
6876 2010-02-07 Andrew Pinski <pinskia@gmail.com>
6879 * df-core.c (df_finish_pass): Change type of saved_flags to int.
6881 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6884 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
6885 to unknown_dependence.
6886 (graphite_legal_transform_dr): Handle the unknown_dependence.
6887 (graphite_carried_dependence_level_k): Same.
6889 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6891 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
6893 2010-02-07 Richard Guenther <rguenther@suse.de>
6896 * expr.c (get_inner_reference): Always initialize *pbitsize.
6898 2010-02-07 Richard Guenther <rguenther@suse.de>
6901 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
6902 new ARRAY_REFs on variable size element or minimal index arrays.
6904 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
6905 gimple_fold_indirect_ref.
6907 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
6910 * arm.c (arm_override_options): Just return if the user has specified
6911 an invalid fpu name.
6913 2010-02-03 Jason Merrill <jason@redhat.com>
6916 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
6917 i386_pe_maybe_record_exported_symbol.
6919 2010-02-05 Steve Ellcey <sje@cup.hp.com>
6922 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6923 (pa_delegitimize_address): New function.
6925 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
6927 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
6928 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
6930 2010-02-05 Richard Guenther <rguenther@suse.de>
6933 * lto-streamer-in.c (get_resolution): Deal with references
6934 to undefined functions.
6936 2010-02-05 Richard Guenther <rguenther@suse.de>
6938 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
6939 (fold_const_aggregate_ref): Likewise.
6940 (ccp_fold_stmt): Substitute loads.
6941 (maybe_fold_reference): Verify types before substituting.
6943 (fold_gimple_assign): Unshare properly.
6944 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
6946 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
6948 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
6949 for rs6000_gen_cell_microcode.
6951 2010-02-04 Richard Guenther <rguenther@suse.de>
6953 PR rtl-optimization/42952
6954 * dse.c (const_or_frame_p): Remove MEM handling.
6956 2010-02-04 Nick Clifton <nickc@redhat.com>
6958 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
6959 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
6960 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
6961 (mn10300_asm_output_mi_thunk): New function.
6962 (mn10300_can_output_mu_thunk): New function.
6963 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
6964 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
6965 (FUNCTION_ARG): Delete incorrect comment.
6967 2010-02-03 Jason Merrill <jason@redhat.com>
6970 * fold-const.c (operand_equal_p): Handle erroneous types.
6972 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
6974 * config/h8300/h8300.md (can_delay): Fix attibute condition.
6976 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
6978 PR rtl-optimization/42941
6979 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
6982 2010-02-03 Jason Merrill <jason@redhat.com>
6985 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
6987 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
6990 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
6991 (cselib_reset_table): Renamed from...
6992 (cselib_reset_table_with_next_value): ... this.
6993 (cselib_get_next_uid): Renamed from...
6994 (cselib_get_next_unknown_value): ... this.
6995 * cselib.c (next_uid): Renamed from...
6996 (next_unknown_value): ... this.
6997 (cselib_clear_table): Adjust.
6998 (cselib_reset_table): Adjust. Renamed from...
6999 (cselib_reset_table_with_next_value): ... this.
7000 (cselib_get_next_uid): Adjust. Renamed from...
7001 (cselib_get_next_unknown_value): ... this.
7002 (get_value_hash): Use hash.
7003 (cselib_hash_rtx): Likewise.
7004 (new_cselib_val): Adjust. Set and dump uid.
7005 (cselib_lookup_mem): Pass next_uid as hash.
7006 (cselib_subst_to_values): Likewise.
7007 (cselib_log_lookup): Dump uid.
7008 (cselib_lookup): Pass next_uid as hash. Adjust.
7009 (cselib_process_insn): Adjust.
7010 (cselib_init): Initialize next_uid.
7011 (cselib_finish): Adjust.
7012 (dump_cselib_table): Likewise.
7013 * dse.c (canon_address): Dump value uid.
7014 * print-rtl.c (print_rtx): Print value uid.
7015 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
7017 (dv_uid): New function, sort of renamed from...
7018 (dv_htab_hash): ... this, reimplemented in terms of it and...
7019 (dv_uid2hash): ... this. New.
7020 (variable_htab_eq): Drop excess assertions.
7021 (tie_break_pointers): Removed.
7022 (canon_value_cmp): Compare uids.
7023 (variable_post_merge_New_vals): Print uids.
7024 (vt_add_function_parameters): Adjust.
7025 (vt_initialize): Reset table. Adjust.
7027 2010-02-03 Richard Guenther <rguenther@suse.de>
7029 PR tree-optimization/42944
7030 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
7031 (call_may_clobber_ref_p_1): Likewise. Properly handle
7032 malloc and calloc clobbering errno.
7034 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
7036 * doc/invoke.texi: Fix name of sched1 dump.
7038 * opts.c (decode_options): Set flag_tree_switch_conversion
7039 only conditionally on optimize >= 2.
7041 * gcse.c: Assorted comment fixes in pass description.
7043 2010-02-03 Anthony Green <green@moxielogic.com>
7045 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
7046 nop padding in order to maintain alignment of storage location of
7047 target function address.
7048 (moxie_trampoline_init): Store target function address at newly
7050 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
7052 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
7054 2010-02-03 Richard Guenther <rguenther@suse.de>
7057 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
7059 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7061 * config.gcc: Reenable check for obsolete targets.
7062 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
7063 mips-sgi-irix6.[0-4]*.
7065 2010-02-02 Nick Clifton <nickc@redhat.com>
7067 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
7068 constant size of 4 as being the same as 0.
7069 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
7070 can take values in the range 0..4.
7072 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
7075 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
7076 as _darwin10_Unwind_FindEnclosingFunction().
7077 * libgcc-libsystem.ver: New.
7079 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
7082 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
7083 implicitly set registers.
7085 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
7087 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
7088 (arm_override_options): Allow automatic selection of the thread
7089 pointer register if thumb2.
7090 (legitimize_pic_address): Improve code sequences for Thumb2.
7091 (arm_call_tls_get_addr): Likewise.
7092 (legitimize_tls_address): Likewise.
7093 * arm.md (pic_load_addr_arm): Delete. Replace with ...
7094 (pic_load_addr_32bit): ... this. New named pattern.
7095 * thumb2.md (pic_load_addr_thumb2): Delete.
7096 (pic_load_dot_plus_four): Delete.
7097 (tls_load_dot_plus_four): New named pattern.
7099 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7102 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
7103 Document fix for TLS bug.
7105 2010-01-31 Richard Guenther <rguenther@suse.de>
7107 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
7108 conservatively correct.
7110 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7114 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7116 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7118 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7120 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
7122 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
7124 * config.gcc: Adjust order of makefile fragments for mingw targets.
7126 2010-01-31 Richard Guenther <rguenther@suse.de>
7129 * gimplify.c (gimplify_init_constructor): For volatile LHS
7130 initialize a temporary.
7132 2010-01-31 Matthias Klose <doko@ubuntu.com>
7134 * configure.ac: Fix __stack_chk_fail check for cross builds configured
7136 * configure: Regenerate.
7138 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
7140 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7141 the same alias set and their sizes different constantness.
7142 (aliasing_component_refs_p): Revert 2009-10-24 change.
7144 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7146 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
7149 2010-01-29 Richard Guenther <rguenther@suse.de>
7151 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
7152 Assert we successfully updated the call.
7154 2010-01-29 Jakub Jelinek <jakub@redhat.com>
7156 PR rtl-optimization/42889
7157 * df.h (df_set_bb_dirty_nonlr): New prototype.
7158 * df-core.c (df_set_bb_dirty_nonlr): New function.
7159 * df-scan.c (df_insn_rescan): Call it instead of
7160 df_set_bb_dirty for DEBUG_INSNs.
7162 2010-01-29 Richard Guenther <rguenther@suse.de>
7165 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
7166 quadratic behavior in most cases.
7168 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
7171 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
7172 in the call to gen_x86_movsicc_0_m1.
7174 2010-01-28 Richard Guenther <rguenther@suse.de>
7176 PR tree-optimization/42871
7177 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
7179 2010-01-28 Richard Guenther <rguenther@suse.de>
7181 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
7182 into call arguments.
7184 2010-01-28 Richard Guenther <rguenther@suse.de>
7187 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
7188 the forwarder if the destination is an EH landing pad.
7190 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
7192 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
7193 block list passed to gimple_duplicate_sese_tail.
7194 (parallelize_loops): Avoid parallelization when the function
7196 Avoid parallelization when the preheader is IRREDUCIBLE.
7197 Try to optimize when estimated_loop_iterations_int is unresolved.
7198 Add the loop's location to the dump file.
7199 * tree-cfg.c (add_phi_args_after_redirect): Remove.
7200 (gimple_duplicate_sese_tail): Remove the check for the latch.
7201 Redirect nexits to the exit block.
7202 Remove handling of the incoming edges to the latch.
7203 Redirect the backedge from the copied latch to the exit bb.
7205 2010-01-28 Michael Matz <matz@suse.de>
7208 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
7209 Wrap force_reg into a sequence, emit it before user.
7211 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
7213 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
7215 (arm_legacy_rev): Likewise.
7216 (thumb_legacy_rev): Likewise.
7218 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7220 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
7221 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
7222 on MEM's address failed, try avoid_constant_pool_reference and
7223 recurse if it returned something different.
7224 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
7225 address, try avoid_constant_pool_reference and recurse if it
7226 returned something different.
7227 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
7228 address and avoid_constant_pool_reference returned something
7229 different, don't set have_address.
7231 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
7234 * var-tracking.c (val_store): Add modified argument, obey it.
7236 (count_uses): Move down logging of main.
7237 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
7238 don't need resolution.
7239 (emit_notes_in_bb): Likewise.
7241 2010-01-27 Richard Guenther <rguenther@suse.de>
7244 * tree-inline.c (remap_decl): Delay remapping of SSA name
7245 default definitions until we need them.
7247 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7249 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7250 (rs6000_delegitimize_address): New function.
7252 * config/s390/s390.c (s390_delegitimize_address): Call
7253 delegitimize_mem_from_attrs.
7256 * tree-inline.c (cannot_copy_type_1): Removed.
7257 (copy_forbidden): Don't forbid copying of functions containing
7258 records/unions with variable length fields.
7260 2010-01-27 Christian Bruel <christian.bruel@st.com>
7264 * config/sh/sh.c (find_barrier): Increase length for non delayed
7265 conditional branches.
7267 2010-01-27 Matthias Klose <doko@ubuntu.com>
7269 * configure.ac (gnu-unique-object): Fix ldd version check.
7270 * configure: Regenerate.
7272 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7274 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
7276 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
7277 Test for HAVE_GNU_AS value.
7279 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7281 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
7282 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
7283 INT64_TYPE): Define.
7284 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
7285 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7286 INT_LEAST64_TYPE): Define.
7287 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
7288 UINT_LEAST64_TYPE): Define.
7289 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
7290 INT_FAST64_TYPE): Define.
7291 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7292 UINT_FAST64_TYPE): Define.
7293 (INTMAX_TYPE, UINTMAX_TYPE): Define.
7294 (INTPTR_TYPE, UINTPTR_TYPE): Define.
7295 (SIG_ATOMIC_TYPE): Define.
7297 2010-01-26 Richard Guenther <rguenther@suse.de>
7299 * df-scan.c (df_scan_set_bb_info): Remove assert.
7300 (df_insn_rescan_debug_internal): Merge asserts.
7301 (df_install_ref): Likewise.
7302 (df_mark_reg): Use bitmap_set_range.
7303 (df_hard_reg_used_p): Remove assert.
7304 (df_hard_reg_used_count): Likewise.
7306 2010-01-26 Richard Guenther <rguenther@suse.de>
7308 PR rtl-optimization/42685
7309 * web.c (web_main): Ignore DEBUG_INSNs.
7311 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
7313 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
7315 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
7316 Fix types of fndecl and arglist parameters.
7318 2010-01-26 Richard Guenther <rguenther@suse.de>
7321 * tree-eh.c (unsplit_eh): Skip debug insns.
7323 2010-01-26 Richard Guenther <rguenther@suse.de>
7325 PR tree-optimization/42250
7326 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
7328 2010-01-26 Jakub Jelinek <jakub@redhat.com>
7331 * omp-low.c (expand_omp_sections): Only use single_pred if
7332 l2_bb is single_pred_p.
7334 2010-01-25 Christian Bruel <christian.bruel@st.com>
7337 * config/sh/sh.c (find_barrier): Increase length for non delayed
7338 conditional branches.
7339 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
7341 2010-01-24 David S. Miller <davem@davemloft.net>
7343 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
7344 define if not using GAS.
7345 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7346 Likewise. Delete SECTION_MERGE code, which is only applicable
7349 2010-01-24 Mark Mitchell <mark@codesourcery.com>
7352 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
7353 mangling of va_list in system headers.
7355 2010-01-23 Toon Moene <toon@moene.org>
7357 * tree-predcom.c (combine_chains): Return NULL, not false.
7359 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
7361 * tree-loop-distribution.c (distribute_loop): Fix declaration and
7362 initialization of variable res to agree with return type.
7364 2010-01-22 Steve Ellcey <sje@cup.hp.com>
7366 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
7367 * tree-sra.c: Add include of expr.h.
7369 2010-01-22 Jakub Jelinek <jakub@redhat.com>
7371 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
7372 insert the debug stmt on the single non-EH edge from the stmt.
7374 2010-01-22 Richard Henderson <rth@redhat.com>
7377 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
7378 the RHS until after generate_subtree_copies has insertted its
7379 code before the current statement.
7381 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
7383 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
7385 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
7387 2010-01-21 Martin Jambor <mjambor@suse.cz>
7389 PR tree-optimization/42585
7390 * tree-sra.c (struct access): New field grp_total_scalarization.
7391 (dump_access): Dump the new field.
7392 (should_scalarize_away_bitmap): New variable.
7393 (cannot_scalarize_away_bitmap): Likewise.
7394 (sra_initialize): Allocate new bitmaps.
7395 (sra_deinitialize): Free new bitmaps.
7396 (create_access_1): New function.
7397 (create_access): Parts moved to create_access_1.
7398 (type_consists_of_records_p): New function.
7399 (completely_scalarize_record): Likewise.
7400 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
7401 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
7402 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
7404 (analyze_all_variable_accesses): Completely scalarize small eligible
7407 2010-01-21 Martin Jambor <mjambor@suse.cz>
7409 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
7411 2010-01-21 Andrew Haley <aph@redhat.com>
7413 * gcc.c (process_command): Move lang_specific_driver before
7414 setting cc_libexec_prefix.
7416 2010-01-21 Richard Guenther <rguenther@suse.de>
7419 * fold-const.c (negate_expr_p): Pretend only negative
7420 real constants are easily negatable.
7422 2010-01-20 Janis Johnson <janis187@us.ibm.com>
7423 Jason Merrill <jason@redhat.com>
7425 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
7426 (TYPE_TRANSPARENT_AGGR): this, for union and record.
7427 * calls.c (initialize argument_information): Handle it.
7428 * c-common.c (handle_transparent_union_attribute): Use new name.
7429 * c-decl.c (finish_struct): Ditto.
7430 * c-typeck.c (type_lists_compatible_p): Ditto.
7431 (convert_for_assignment): Use new name and also handle record.
7432 * function.c (aggregate_value_p): Handle it.
7433 (pass_by_reference): Ditto.
7434 (assign_parm_data_types): Ditto.
7435 * print-tree.c (print_node): Ditto.
7436 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
7437 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
7438 * tree.c (first_field): New fn.
7440 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
7443 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
7444 even when linking statically, for now.
7446 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7449 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
7450 without a cselib val.
7451 (count_uses): Accept MO_VAL_SET with no val on stores.
7452 (add_stores): Likewise.
7454 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7456 * var-tracking.c (check_value_val): Add a compile time assertion.
7457 (dv_is_decl_p): Simplify.
7458 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
7459 gcc_assert if ENABLE_CHECKING.
7461 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7464 * var-tracking.c: Include tree-flow.h.
7465 (mem_dies_at_call): New.
7466 (dataflow_set_preserve_mem_locs): Use it.
7467 (dataflow_set_remove_mem_locs): Likewise.
7468 (dump_var): Renamed from dump_variable. Adjust all callers.
7469 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
7470 * Makefile.in (var-tracking.o): Adjust deps.
7472 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
7474 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
7476 2010-01-20 Richard Guenther <rguenther@suse.de>
7478 PR tree-optimization/42717
7479 * tree-ssa-dce.c (get_live_post_dom): Remove.
7480 (forward_edge_to_pdom): Take an arbitrary edge to copy
7481 degenerate PHI args from.
7482 (remove_dead_stmt): Use the first post-dominator even if it
7483 does not contain live statements as redirection destination.
7485 2010-01-20 Richard Guenther <rguenther@suse.de>
7487 * tree-inline.c (estimate_num_insns): Handle EH builtins.
7489 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7491 * sel-sched.c (create_speculation_check): Remove set but not used
7493 (try_transformation_cache): Remove set but not used variable ds.
7494 (calculate_privileged_insns): Remove set but not used variables
7495 cur_insn and min_spec_insn.
7496 (find_best_expr): Remove set but not used variable avail_n.
7497 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
7499 * cgraphunit.c (assemble_thunk): Remove set but not used variable
7501 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
7502 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
7505 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
7508 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
7509 cpu types. Add support for *-sse3 cpu types.
7510 (x86_64-*-*): Ditto.
7512 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7515 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
7516 argument, call initializer_constant_valid_p_1 instead of
7517 initializer_constant_valid_p, pass CACHE to it, return NULL
7518 immediately if first call returns NULL.
7519 (initializer_constant_valid_p_1): New function.
7520 (initializer_constant_valid_p): Use it.
7522 2010-01-20 Thomas Quinot <quinot@adacore.com>
7524 * tree.def (PLACEHOLDER_EXPR): Fix comment.
7526 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7528 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
7529 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
7530 (loc_list_from_tree): Don't handle unsigned division. Handle
7531 signed modulo using DW_OP_{over,over,div,mul,minus}.
7532 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
7533 modulo instead of signed.
7535 2010-01-20 DJ Delorie <dj@redhat.com>
7537 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
7539 (h8300_emit_stack_adjustment): Propogate it.
7541 (h8300_expand_prologue): Likewise.
7542 (h8300_expand_epilogue): Likewise.
7544 2010-01-19 Michael Matz <matz@suse.de>
7546 PR tree-optimization/41783
7547 * tree-data-ref.c (toplevel): Include flags.h.
7548 (dump_data_dependence_relation): Also dump the inputs if the
7549 result will be unknown.
7550 (split_constant_offset_1): Look through some conversions.
7551 * tree-predcom.c (determine_roots_comp): Restart a new chain if
7552 the offset from last element is too large.
7553 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
7554 (reassociate_to_the_same_stmt): Handle vector registers.
7555 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
7557 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
7558 wide_prolog_niters argument, emit widening instructions.
7559 (vect_do_peeling_for_alignment): Adjust caller, use widened
7560 variant of the iteration cound.
7561 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
7563 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7566 * config/arm/neon-testgen.m (emit_automatics): New parameter
7567 features. Adjust for Fixed_return_reg feature.
7568 (test_intrinsic): Call emit_automatics with new feature.
7569 * config/arm/neon.ml: Update copyright years.
7570 (features): New Fixed_return_reg feature.
7571 (ops): Update feature for Vget_low.
7573 2010-01-19 Jakub Jelinek <jakub@redhat.com>
7575 PR tree-optimization/42719
7576 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
7580 * fwprop.c (all_uses_available_at): Return false if def_set dest
7581 is a REG that is used in def_insn.
7583 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
7585 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
7587 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
7590 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
7592 * target.h (struct gcc_target) <secondary_reload>: Change type
7593 of last argument to secondary_reload_info *.
7595 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
7598 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
7599 memory references with unaligned offsets. Remove CQImode handling.
7600 (unaligned_memory_operand): Return 1 for memory references with
7601 unaligned offsets. Remove CQImode handling.
7603 2010-01-18 Richard Guenther <rguenther@suse.de>
7606 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
7609 2010-01-18 Richard Guenther <rguenther@suse.de>
7611 PR tree-optimization/42781
7612 * tree-ssa-structalias.c (find_what_var_points_to): Skip
7613 restrict processing only if the original variable was artificial.
7615 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
7617 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
7618 find number of popped argument bytes.
7620 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
7621 Fix the text that describes the return value for invalid insns.
7623 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
7625 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
7626 Clarify what 'cost of the -dependence' is. Fix quoting.
7628 * toplev.c (default_get_pch_validity): Rename argument to "sz".
7629 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
7631 2010-01-17 Jakub Jelinek <jakub@redhat.com>
7633 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
7634 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
7636 2010-01-17 Richard Guenther <rguenther@suse.de>
7639 * function.c (split_complex_args): Take a VEC to modify.
7640 (assign_parms_augmented_arg_list): Build a VEC instead of
7641 a chain of PARM_DECLs.
7642 (assign_parms_unsplit_complex): Take a VEC of arguments.
7643 Do not fixup unmodified parms.
7644 (assign_parms): Deal with the VEC.
7645 (gimplify_parameters): Likewise.
7647 2010-01-17 Richard Guenther <rguenther@suse.de>
7649 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
7650 node existence check.
7651 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
7652 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
7653 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
7654 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
7655 (gimple_execute_on_growing_pred): Likewise.
7657 2010-01-17 Richard Guenther <rguenther@suse.de>
7659 PR tree-optimization/42773
7660 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
7661 (compute_antic_aux): Likewise.
7662 (compute_partial_antic_aux): Likewise.
7664 2010-01-17 Jie Zhang <jie.zhang@analog.com>
7667 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
7670 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
7672 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
7675 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
7676 Fix markup for strict argument.
7678 (TARGET_SCHED_REORDER2): Fix argument types.
7680 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
7681 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
7683 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
7684 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
7686 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
7689 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
7690 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
7691 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
7692 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
7693 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
7695 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
7697 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
7699 (TARGET_ASM_RELOC_RW_MASK): Add return type.
7700 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
7702 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
7704 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
7707 (TARGET_ASM_NAMED_SECTION): Fix argument list.
7709 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
7710 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
7712 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
7714 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
7716 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
7717 referring to it. Fix language.
7719 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
7721 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
7723 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
7725 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
7727 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
7728 '@var{stream}. Remove stray 'and'.
7730 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
7732 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
7734 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
7736 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
7737 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
7739 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
7740 Fix description of return value.
7741 Rename argument "sz" to "len."
7743 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
7744 Clarify meaning of 'true' return value.
7746 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
7748 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
7749 rep_mode versus mode_rep.
7751 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
7753 (TARGET_BUILTIN_DECL): Fix name.
7755 (TARGET_COMMUTATIVE_P): Fix type of first argument.
7757 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
7759 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
7761 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
7763 (TARGET_RELAXED_ORDERING): Use @deftypevr.
7765 (TARGET_GET_DRAP_RTX): Note that this is a hook.
7768 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
7769 Rename argument tm_fn to md_fn.
7771 (TARGET_OPTION_PRINT): Fix argument list.
7773 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
7776 * config/i386/i386.c (ix86_fixup_binary_operands):
7777 Revert FMA4 fixup of operands.
7779 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7782 * Makefile.in (write_entries_to_file, install-plugin):
7783 Use \012 instead of \n with tr.
7785 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
7787 * configure.ac (HAVE_AS_REF): New C macro.
7788 * configure: Regenerate.
7789 * config.in: Likewise.
7790 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
7792 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
7795 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
7797 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
7799 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
7801 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
7803 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
7805 (TARGET_IN_SMALL_DATA_P): Fix argument type.
7807 (TARGET_BINDS_LOCAL_P): Fix argument type.
7809 (TARGET_ASM_FILE_END): Use prototype.
7811 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
7813 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
7815 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
7817 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
7819 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
7820 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
7822 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
7823 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
7825 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
7826 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
7827 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
7828 (TARGET_ADDR_SPACE_CONVERT): Likewise.
7830 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
7832 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
7834 (TARGET_INIT_BUILTINS): Use prototype.
7836 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7837 Put 'const char *' in braces. Fix parameter types.
7838 (TARGET_INVALID_CONVERSION): Fix parameter types.
7839 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
7840 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
7842 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
7845 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
7847 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
7849 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
7851 * doc/tm.texi (TARGET_HELP): Fix return type.
7853 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
7854 in braces. Fix argument types.
7856 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
7858 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
7860 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
7862 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
7863 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
7865 (TARGET_MANGLE_TYPE): Fix argument types.
7867 (TARGET_IRA_COVER_CLASSES): Use prototype.
7869 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
7871 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
7873 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
7875 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
7877 (TARGET_CALLEE_COPIES): Fix argument types.
7879 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
7881 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
7883 (TARGET_FUNCTION_VALUE): Fix argument types.
7885 (TARGET_RETURN_IN_MSB): Fix argument type.
7887 (TARGET_RETURN_IN_MEMORY): Fix argument types.
7889 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
7891 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
7893 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
7894 agree with return type.
7896 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
7898 2010-01-15 Jing Yu <jingyu@google.com>
7900 PR rtl-optimization/42691
7901 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
7902 a pseudo to a constant and are merged, and adjust comments.
7904 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
7906 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
7908 2010-01-15 Richard Guenther <rguenther@suse.de>
7911 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
7912 labels of computed or non-local gotos to the destination.
7913 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
7914 landing pad label is the first label.
7916 2010-01-15 Richard Guenther <rguenther@suse.de>
7918 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
7920 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7923 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
7924 to allow generation of the xssqrtdp instruction on power7.
7925 (sqrtdf2_fpr): Ditto.
7927 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7930 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
7931 functions with noreturn attribute.
7934 * varasm.c (declare_weak): Add weak attribute to decl if it
7935 doesn't have one already.
7936 (assemble_external): Only add decls to weak_decls if they also
7937 have weak attribute.
7939 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
7941 * var-tracking.c (var_reg_delete): Don't delete the association
7942 between REGs and values or one-part variables if the register
7945 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7948 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
7949 because its first operand is a non-localized variable.
7951 2010-01-14 Martin Jambor <mjambor@suse.cz>
7953 PR tree-optimization/42706
7954 * tree-sra.c (encountered_recursive_call): New variable.
7955 (encountered_unchangable_recursive_call): Likewise.
7956 (sra_initialize): Initialize both new variables.
7957 (callsite_has_enough_arguments_p): New function.
7958 (scan_function): Call decl and flags check only for IPA-SRA, check
7959 whether there is a recursive call and whether it has enough arguments.
7960 (all_callers_have_enough_arguments_p): New function.
7961 (convert_callers): Look for recursive calls only when
7962 encountered_recursive_call is set.
7963 (ipa_early_sra): Bail out either if
7964 !all_callers_have_enough_arguments_p or
7965 encountered_unchangable_recursive_call.
7967 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7969 * sel-sched.c: Add 2010 to copyright years.
7970 * sel-sched-ir.c: Likewise.
7971 * sel-sched-ir.h: Likewise.
7973 2010-01-14 Martin Jambor <mjambor@suse.cz>
7975 PR tree-optimization/42714
7976 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
7977 constructors specially.
7979 2010-01-14 Andi Kleen <ak@linux.intel.com>
7981 * config/i386/drivers-i386.c (detect_caches_intel):
7982 Add l2sizekb parameter and fill in.
7983 (host_detect_local_cpu): Add l2sizekb, fill in.
7984 Add Atom small cache heuristic.
7986 2010-01-14 Andi Kleen <ak@linux.intel.com>
7988 * config/i386/drivers-i386.c (detect_caches_cpuid4):
7989 Add level3 parameter and fill in.
7990 (detect_caches_intel): Handle level3 cache.
7992 2010-01-14 Andi Kleen <ak@linux.intel.com>
7994 * config/i386/drivers-i386.c (host_detect_local_cpu):
7995 Fix core duo detection.
7997 2010-01-14 Andi Kleen <ak@linux.intel.com>
7999 * config/i386/drivers-i386.c (host_detect_local_cpu):
8002 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8004 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
8005 (rs6000_variable_issue_1): this. Use...
8006 (rs6000_variable_issue): here. Reimplement. Print debug info.
8008 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8010 * sel-sched-ir.c (sel_restore_other_notes): Rename to
8011 sel_restore_notes. Update all callers. Call reemit_notes
8014 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8016 PR rtl-optimization/42246
8017 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
8020 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8022 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
8023 all successors is the same as number of successors in current region.
8025 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8027 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
8028 to rename is not separable. Otherwise check that its LHS is not NULL.
8030 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8032 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
8034 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8036 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
8037 available registers when failed to discover LHS register class.
8038 Fix indentation. Update comment.
8040 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8041 Alexander Monakov <amonakov@ispras.ru>
8043 PR rtl-optimization/42389
8044 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
8046 (advance_state_on_fence): Likewise.
8047 (sel_target_adjust_priority): Print debug output only when
8048 sched_verbose >= 4, not 2.
8049 (get_expr_cost): Do not issue all unique insns on the next cycle.
8050 (fill_insns): Initialize can_issue_more from the value saved
8052 * sel-sched-ir.c (flist_add): New parameter issue_more.
8053 Init FENCE_ISSUE_MORE with it.
8054 (merge_fences): Likewise.
8055 (init_fences): Update call to flist_add.
8056 (add_to_fences, add_clean_fence_to_fences)
8057 (add_dirty_fence_to_fences): Likewise.
8058 (move_fence_to_fences): Update call to merge_fences.
8059 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
8061 * sel-sched-ir.h (struct _fence): New field issue_more.
8062 (FENCE_ISSUE_MORE): New accessor macro.
8064 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8066 PR rtl-optimization/42388
8067 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
8068 that have no predecessors nor successors. Do not call move_bb_info
8069 for empty blocks outside of current region.
8071 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8073 PR rtl-optimization/42294
8074 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
8075 * sel-sched.c (move_exprs_to_boundary): Transitively add all
8076 originators' originators.
8078 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8080 PR rtl-optimization/39453
8081 PR rtl-optimization/42246
8082 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
8084 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
8086 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8087 Alexander Monakov <amonakov@ispras.ru>
8090 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
8091 (maybe_tidy_empty_bb): ... here. Make static. Add new
8092 argument. Update all callers.
8093 (tidy_control_flow): ... and here. Recompute topological order
8094 of basic blocks in region if necessary.
8095 (sel_redirect_edge_and_branch): Change return type. Return true
8096 if topological order might have been invalidated.
8097 (purge_empty_blocks): Export and move from...
8098 * sel-sched.c (purge_empty_blocks): ... here.
8099 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
8100 (maybe_tidy_empty_bb): Delete prototype.
8101 (purge_empty_blocks): Declare.
8103 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8105 PR rtl-optimization/42249
8106 * sel-sched.c (try_replace_dest_reg): When chosen register
8107 and original register is the same, do not bail out early, but
8108 still check all original insns for validity of replacing destination
8109 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
8112 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8115 Port from no-undefined-overflow branch:
8116 2009-03-09 Richard Guenther <rguenther@suse.de>
8118 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
8120 2010-01-14 Richard Guenther <rguenther@suse.de>
8123 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
8125 2010-01-14 Ira Rosen <irar@il.ibm.com>
8127 PR tree-optimization/42709
8128 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
8129 as scalar type in creation of constant vector operand.
8131 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8134 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
8135 (check-parallel-%): Match `testsuite' directory component only
8138 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
8140 PR translation/39521
8141 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
8144 2010-01-13 Richard Guenther <rguenther@suse.de>
8146 PR tree-optimization/42730
8147 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
8150 2010-01-13 Steve Ellcey <sje@cup.hp.com>
8153 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
8154 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
8157 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
8159 * config/bfin/libgcc-bfin.ver: Regenerate based on current
8160 libgcc-std.ver. Add entries for ___smulsi3_highpart and
8161 ___umulsi3_highpart.
8163 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
8164 rather than schedule_insns if the pass is enabled.
8166 2010-01-13 Martin Jambor <mjambor@suse.cz>
8168 PR tree-optimization/42704
8169 * tree-sra.c (sra_modify_assign): Do not delete assignments to
8172 2010-01-13 Martin Jambor <mjambor@suse.cz>
8174 PR tree-optimization/42703
8175 * tree-sra.c (analyze_access_subtree): Check that we can build a
8176 reference to the original data within the aggregate.
8178 2010-01-13 Richard Guenther <rguenther@suse.de>
8180 PR tree-optimization/42705
8181 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
8183 2010-01-13 Richard Guenther <rguenther@suse.de>
8186 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
8188 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8191 * var-tracking.c (values_to_unmark): New variable.
8192 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8193 values_to_unmark vector. Moved body to...
8194 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8195 instead queue it into values_to_unmark vector.
8196 (vt_find_locations): Free values_to_unmark vector.
8198 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
8200 * config/s390/s390.c (override_options): Set
8201 default of max-pending-list-length to 256
8203 2010-01-13 Richard Guenther <rguenther@suse.de>
8206 * tree-pass.h (PROP_gimple_lcx): New.
8207 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
8208 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
8209 before the final cleanup_eh.
8210 (dump_properties): Dump PROP_gimple_lcx.
8211 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
8212 (tree_lower_complex_O0): Remove.
8213 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
8214 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
8215 tree_lower_complex, schedule TODO_update_ssa.
8216 * lto-streamer-out.c (output_function): Stream the functions
8218 * lto-streamer-in.c (input_function): Likewise.
8219 (lto_read_body): Do not override them here.
8221 2010-01-12 Joseph Myers <joseph@codesourcery.com>
8224 * c-typeck.c (build_c_cast): Fold value cast to union type before
8225 wrapping it in a CONSTRUCTOR.
8227 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8229 PR rtl-optimization/42699
8230 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
8233 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8235 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8236 SUBTARGET_WARN_UNUSED_SPEC): Move ...
8237 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8238 SUBTARGET_WARN_UNUSED_SPEC): ... here
8239 * config/mips/iris5.h (LIBGCC_SPEC): Define.
8241 2010-01-12 Julian Brown <julian@codesourcery.com>
8243 * config/arm/neon-schedgen.ml (Utils): Don't try to
8244 open missing module.
8245 (find_with_result): New.
8247 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8250 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
8251 sharing when canonicalizing ({lt,ge}u (plus a b) b).
8253 PR tree-optimization/42645
8254 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
8255 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
8256 decl_map, set processing_debug_stmt to -1 and return name without
8259 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
8261 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
8262 binutils version, and reword target configuration description.
8264 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8266 * config/avr/avr.h (LINKER_NAME): Remove.
8268 2010-01-11 Janis Johnson <janis187@us.ibm.com>
8271 * config/rs6000/rs6000.c (rs6000_override_options): On targets
8272 that support VSX, warn for -mno-altivec if vsx is not disabled,
8275 2010-01-11 Joseph Myers <joseph@codesourcery.com>
8276 Shujing Zhao <pearly.zhao@oracle.com>
8278 PR translation/42469
8279 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
8280 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
8281 character between option name and help text.
8282 * c.opt (imultilib): Likewise.
8284 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
8286 * lto-streamer-out.c (output_unreferenced_globals): Output static
8289 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
8291 PR rtl-optimization/42621
8292 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
8293 optimizing for size.
8294 (duplicate_computed_gotos): Remove now-redundant check.
8296 2010-01-10 Steve Ellcey <sje@cup.hp.com>
8299 * configure.ac: Save and restore LDFLAGS and LIBS
8300 * configure: Regenerate.
8302 2010-01-10 Richard Guenther <rguenther@suse.de>
8305 * builtins.c (fold_builtin_strlen): Add type argument and
8306 convert the resulting length to it.
8307 (fold_builtin_1): Adjust.
8309 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8311 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
8312 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
8314 (num_insns_constant_wide): Adjust for that change.
8316 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8319 * web.c (union_defs): Add used argument, to combine uses of
8321 (entry_register): Adjust type and tests of used argument.
8322 (web_main): Widen used for new use. Pass it to union_defs.
8323 * df.h (union_defs): Adjust prototype.
8325 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8328 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
8329 uses in new incoming argument. Free body.
8330 (reset_debug_uses_in_loop): New.
8331 (analyze_insn_to_expand_var): Call the latter if the former found
8332 anything. Fix whitespace. Reject invalid dest overlaps before
8333 going through all insns in the loop.
8335 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8338 * haifa-sched.c (dying_use_p): Debug insns don't count.
8340 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8343 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
8344 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
8345 (verify_gimple_call): Reject LHS in noreturn calls.
8347 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8351 * tree-vect-loop-manip.c (adjust_info): New type.
8352 (adjust_vec): New pointer to vector.
8353 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
8354 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
8355 (slpeel_update_phis_for_duplicate_loop): Use them.
8356 (slpeel_update_phi_nodes_for_guard1): Likewise.
8357 (slpeel_update_phi_nodes_for_guard2): Likewise.
8358 (slpeel_tree_peel_loop_to_edge): Likewise.
8359 (vect_update_ivs_after_vectorizer): Likewise.
8361 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8363 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
8364 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8366 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8368 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
8369 bogus uninitialized warning.
8371 2010-01-09 Richard Guenther <rguenther@suse.de>
8374 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
8375 the evolution is compatible with the initial condition.
8377 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8379 * gcc.c (process_command): Update copyright notice dates.
8380 * gcov.c (print_version): Likewise.
8381 * gcov-dump.c (print_version): Likewise.
8382 * mips-tfile.c (main): Likewise.
8383 * mips-tdump.c (main): Likewise.
8385 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8388 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
8390 (rotlhi3_8): Delete.
8392 (rotlsi3_8): Delete.
8393 (rotlsi3_16): Delete.
8394 (rotlsi3_24): Delete.
8396 (*rotw<mode>3): New.
8397 (*rotb<mode>3): New.
8398 * config/avr/avr.c (avr_rotate_bytes): New function.
8399 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
8401 2010-01-08 Steve Ellcey <sje@cup.hp.com>
8404 * configure.ac: Modify -rdynamic check.
8405 * configure: Regenerate.
8407 2010-01-08 DJ Delorie <dj@redhat.com>
8409 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
8410 register popping order.
8412 2010-01-08 Richard Guenther <rguenther@suse.de>
8415 * c.opt (fsigned-char): Also let LTO handle this option.
8416 (funsigned-char): Likewise.
8418 2010-01-07 Richard Guenther <rguenther@suse.de>
8420 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
8421 (gimple_op): Likewise.
8422 (gimple_op_ptr): Likewise.
8423 (gimple_assign_set_lhs): Remove gcc_assert.
8424 (gimple_assign_set_rhs1): Likewise.
8425 (gimple_assign_set_rhs2): Likewise.
8426 (gimple_call_set_lhs): Likewise.
8427 (gimple_call_set_fn): Likewise.
8428 (gimple_call_set_fndecl): Likewise.
8429 (gimple_call_fndecl): Likewise.
8430 (gimple_call_return_type): Likewise.
8431 (gimple_call_set_chain): Likewise.
8432 (gimple_call_num_args): Likewise.
8433 (gimple_call_set_arg): Likewise.
8434 (gimple_cond_set_code): Likewise.
8435 (gimple_cond_set_lhs): Likewise.
8436 (gimple_cond_set_rhs): Likewise.
8437 (gimple_cond_set_true_label): Likewise.
8438 (gimple_cond_set_false_label): Likewise.
8439 (gimple_label_set_label): Likewise.
8440 (gimple_goto_set_dest): Likewise.
8441 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
8442 (gimple_debug_bind_get_value): Likewise.
8443 (gimple_debug_bind_get_value_ptr): Likewise.
8444 (gimple_debug_bind_set_var): Likewise.
8445 (gimple_debug_bind_set_value): Likewise.
8446 (gimple_debug_bind_reset_value): Likewise.
8447 (gimple_debug_bind_has_value_p): Likewise.
8448 (gimple_return_retval_ptr): Remove gcc_assert.
8449 (gimple_return_retval): Likewise.
8450 (gimple_return_set_retval): Likewise.
8451 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
8452 (safe_referenced_var_iterator): Remove.
8453 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
8454 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
8455 (fill_referenced_var_vec): Remove.
8456 (first_readonly_imm_use): Remove redundant gcc_assert.
8457 (phi_arg_index_from_use): Combine gcc_asserts.
8458 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
8459 (first_imm_use_stmt): Remove redundant gcc_assert.
8460 * tree-cfg.c (verify_gimple_call): Verify function and chain
8461 operands. Verify arguments.
8462 (verify_types_in_gimple_stmt): Verify condition code and labels.
8464 2010-01-07 Richard Guenther <rguenther@suse.de>
8466 PR tree-optimization/42641
8467 * sese.c (rename_map_elt_info): Use the SSA name version, do
8470 2010-01-07 Jakub Jelinek <jakub@redhat.com>
8472 PR tree-optimization/42625
8473 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
8474 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
8476 2010-01-07 Duncan Sands <baldrick@free.fr>
8478 * Makefile.in (PLUGIN_HEADERS): Add version.h.
8480 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
8483 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
8484 note itself is not function_invariant_p.
8486 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
8488 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
8489 Do not add the DF_NOTE problem.
8490 * store-motion.c (execute_rtl_store_motion): Likewise.
8492 2010-01-07 Martin Jambor <mjambor@suse.cz>
8494 PR tree-optimization/42157
8495 * tree-sra.c (compare_access_positions): Stabilize sort if both
8496 accesses have integer types, return zero immediately if they are the
8499 2010-01-06 Richard Henderson <rth@redhat.com>
8502 * haifa-sched.c (add_to_note_list): Merge into ...
8503 (concat_note_lists): ... here, and ...
8504 (unlink_other_notes, rm_other_notes): Merge into...
8505 (remove_notes): ... here. Create REG_SAVE_NOTEs for
8506 NOTE_INSN_EPILOGUE_BEG.
8508 2010-01-06 Richard Guenther <rguenther@suse.de>
8510 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
8511 not inline regular functions into always-inline functions.
8513 2010-01-06 Nick Clifton <nickc@redhat.com>
8515 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
8516 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
8518 (OVERRIDE_OPTIONS): Delete.
8519 (OPTIMIZATION_OPTIONS): Define.
8520 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
8521 * config/rx/rx.c (rx_handle_option): Issue an error message if
8522 -mcpu=rx200 and -fpu are used together.
8523 (rx_set_optimization_options): New function. Issue an error
8524 message if an optimization attribute attempts to reset the FPU/
8525 math optimization pairing.
8526 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
8527 * config/rx/rx.opt: Set the default to 32-bit doubles.
8528 * config/rx/t-rx: Add multilibs for -nofpu option.
8529 * doc/invoke.texi: Update documentation of RX options.
8531 2010-01-06 Richard Guenther <rguenther@suse.de>
8533 * tree-ssa-pre.c (name_to_id): New global.
8534 (alloc_expression_id): Simplify SSA name handling.
8535 (lookup_expression_id): Likewise.
8536 (init_pre): Zero name_to_id.
8537 (fini_pre): Free it.
8539 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
8541 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
8543 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
8546 * config/i386/sse.md (smaxv2di3): New.
8547 (umaxv2di3): Likewise.
8548 (sminv2di3): Likewise.
8549 (uminv2di3): Likewise.
8551 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
8554 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
8555 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
8556 (legitimize_tls_address): Likewise.
8557 (sparc_tls_referenced_p): Likewise.
8558 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
8559 and adjust calls to legitimize_pic_address.
8560 (legitimate_constant_p) Use sparc_tls_referenced_p.
8561 (legitimate_pic_operand_p): Likewise.
8562 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
8563 (sparc_tls_symbol_ref_1): Delete.
8564 (sparc_tls_referenced_p): Make static, recognize specific patterns.
8565 (legitimize_tls_address): Make static, handle CONST patterns.
8566 (legitimize_pic_address): Make static, remove unused parameter and
8567 adjust recursive calls.
8568 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
8569 and adjust call to legitimize_pic_address.
8570 (sparc_output_mi_thunk): Likewise.
8572 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
8573 H.J. Lu <hongjiu.lu@intel.com>
8576 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
8577 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
8578 operands to make them signed.
8581 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8584 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8585 GTU to GT for V4SI and V2DI.
8587 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8588 (umin<mode>3): Removed.
8590 (uminv4si3): Likewise.
8592 2010-01-05 Martin Jambor <mjambor@suse.cz>
8594 PR tree-optimization/42462
8595 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
8596 current_function_decl to helper functions and macros.
8598 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8601 * flags.h: Don't include real.h.
8602 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
8603 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
8604 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
8605 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
8606 * dominance.c: Update copyright.
8607 * gimple.c (walk_gimple_op): Remove inline.
8608 * tree-ssa-reassoc.c: Include real.h.
8609 * Makefile.in (FLAGS_H): Remove $(REAL_H).
8610 (tree-ssa-reassoc.o): Depend on $(REAL_H).
8612 2010-01-05 Nick Clifton <nickc@redhat.com>
8614 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
8615 register to push into the stack frame when the accumulator has to
8616 be saved during interrupts.
8618 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
8620 * doc/invoke.texi: Remove the documentation about option
8622 * common.opt (Wunreachable-code): Preserved for backward
8624 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
8625 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
8626 the backward compatibility flag section.
8628 2010-01-05 Richard Guenther <rguenther@suse.de>
8630 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
8632 2010-01-05 Jakub Jelinek <jakub@redhat.com>
8635 * cfgexpand.c (expand_one_var): Diagnose too large variables.
8637 PR tree-optimization/42508
8638 * tree-sra.c (convert_callers): Check for recursive call
8639 by comparing cgraph nodes instead of decls.
8640 (modify_function): Call ipa_modify_formal_parameters also
8641 on all same_body aliases.
8643 * cgraphunit.c (cgraph_materialize_all_clones): Compare
8644 cgraph nodes when checking for same_body aliases.
8646 2010-01-05 Richard Guenther <rguenther@suse.de>
8648 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
8649 allocation and lookup.
8650 (get_or_alloc_expr_for_constant): Likewise.
8651 (phi_translate): Sink allocation.
8653 2010-01-04 Richard Guenther <rguenther@suse.de>
8655 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
8656 a new entry only if needed.
8657 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
8658 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
8660 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
8662 (phi_translate): Handle CONSTANTs early.
8664 2010-01-04 Martin Jambor <mjambor@suse.cz>
8666 PR tree-optimization/42398
8667 * tree-sra.c (struct access): Removed flag grp_different_types.
8668 (dump_access): Do not dump the removed flag.
8669 (sort_and_splice_var_accesses): Do not set the removed flag.
8670 (sra_modify_expr): Check for type compatibility directly.
8672 2010-01-04 Martin Jambor <mjambor@suse.cz>
8674 PR tree-optimization/42366
8675 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
8676 edges with variable number of parameters.
8677 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
8678 flag instead of asserting it.
8679 (ipa_read_node_info): Read uses_analysis_done flag.
8681 2010-01-04 Richard Guenther <rguenther@suse.de>
8683 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
8684 iterative_hash_* as intended.
8685 (vn_reference_compute_hash): Likewise. Simplify hashing
8687 (vn_reference_lookup_2): Likewise.
8688 (vn_nary_op_compute_hash): Likewise.
8689 (vn_phi_compute_hash): Likewise.
8690 (expressions_equal_p): Remove strange code.
8691 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
8692 (pre_expr_hash): Likewise. Simplify hashing SSA names.
8693 (bitmap_insert_into_set_1): Take value-id as parameter.
8694 (add_to_value): Pass it.
8695 (bitmap_insert_into_set): Likewise.
8696 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
8698 2010-01-04 Jakub Jelinek <jakub@redhat.com>
8701 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
8702 (do_self_spec): For switches with SWITCH_IGNORE set set also
8703 SWITCH_IGNORE_PERMANENTLY.
8704 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
8707 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
8709 * lto-streamer-out.c (output_unreferenced_globals): Output the full
8710 tree of an unreferenced global var.
8712 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8715 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8716 GTU to GT for V4SI and V2DI.
8718 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8719 (umin<mode>3): Removed.
8721 (uminv4si3): Likewise.
8723 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8726 * collect2.c (main): Turn on trace in collect2 if -v is passed
8729 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
8731 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
8732 description of expression operand.
8734 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
8736 * configure.ac: Add install-html to target_list for Make-hooks.
8737 * configure: Regenerate.
8738 * fortran/Make-lang.in (F95_HTMLFILES): New.
8739 (fortran.html): Use it.
8740 (fortran.install-html): New.
8741 * Makefile.in (install-html): Add lang.install-html.
8742 * java/Make-lang.in (JAVA_HTMLFILES): New.
8743 (java.html): Use it.
8744 (java.install-html): New.
8745 * objc/Make-lang.in (objc.install-html): New.
8746 * objcp/Make-lang.in (obj-c++.install-html): New.
8747 * cp/Make-lang.in (c++.install-html): New.
8748 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
8749 * lto/Make-lang.in (lto.install-html): New.
8751 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8754 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
8756 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
8758 PR rtl-optimization/41862
8759 * store-motion.c (store_killed_in_insn, compute_store_table,
8760 remove_reachable_equiv_notes, replace_store_insn,
8761 build_store_vectors): Ignore all DEBUG_INSNs.
8763 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8766 * common.opt: Add dumpdir.
8768 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
8770 (option_map): Add --dumpdir.
8772 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
8774 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
8776 * opts.c (decode_options): Try dump_dir_name first if
8777 dump_base_name isn't an absolute path.
8778 (common_handle_option): Handle OPT_dumpdir.
8780 * toplev.c (dump_dir_name): New.
8781 (print_switch_values): Also ignore -dumpdir.
8783 * toplev.h (dump_dir_name): New.
8785 2010-01-03 Richard Guenther <rguenther@suse.de>
8787 PR tree-optimization/42589
8788 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
8789 double-word expansion of bswap32.
8791 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
8793 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
8794 with BLOCK_FOR_INSN.
8795 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
8796 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
8797 noce_process_if_block): Likewise.
8798 * gcse.c (compute_local_properties, insert_expr_in_table,
8799 insert_set_in_table, canon_list_insert, find_avail_set,
8800 pre_insert_copy_insn): Likewise.
8802 * basic-block.h (BLOCK_NUM): Move from here...
8803 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
8805 2010-01-03 Richard Guenther <rguenther@suse.de>
8807 PR tree-optimization/42438
8808 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
8809 contains_may_not_return_call flag.
8810 (BB_MAY_NOTRETURN): New.
8811 (valid_in_sets): Trapping nary operations are not valid
8812 in blocks that may not return.
8813 (insert_into_preds_of_block): Remove check for trapping expressions.
8814 (compute_avail): Compute also BB_MAY_NOTRETURN.
8816 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
8818 * doc/invoke.texi: Add 2010 to copyright years.
8820 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
8822 * config/sparc/sparc.c: Fix formatting nits.
8824 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
8825 Alexander Monakov <amonakov@ispras.ru>
8827 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
8829 2010-01-02 Richard Guenther <rguenther@suse.de>
8832 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
8833 (simplify_switch_using_ranges): Mark to be removed edges
8836 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8838 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8840 * collect2.c (scan_libraries): Add missing argument in call to
8843 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
8846 * config/alpha/predicates.md (aligned_memory_operand): Return false
8848 (unaligned_memory_operand): Return true for CQImode.
8849 * config/alpha/alpha.c (get_aligned_mem): Assert that location
8850 doesn not cross aligned SImode word boundary.
8852 2010-01-02 Anatoly Sokolov <aesok@post.ru>
8854 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
8856 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
8857 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
8859 2010-01-02 Richard Guenther <rguenther@suse.de>
8862 * toplev.c (compile_file): Emit LTO marker properly. Change
8864 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
8866 2010-01-01 Richard Guenther <rguenther@suse.de>
8869 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
8871 2010-01-01 Richard Guenther <rguenther@suse.de>
8874 * c-decl.c (grokdeclarator): For zero-size arrays force
8875 structural equality checks as layout_type does.
8877 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8879 * builtins.c: Update copyright to 2010.
8881 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8884 * lto-streamer-out.c (produce_asm): Revert the last change.
8885 (copy_function): Likewise.
8887 * lto-streamer.c (lto_get_section_name): Skip any leading
8890 2010-01-01 Richard Guenther <rguenther@suse.de>
8893 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
8897 Copyright (C) 2010 Free Software Foundation, Inc.
8899 Copying and distribution of this file, with or without modification,
8900 are permitted in any medium without royalty provided the copyright
8901 notice and this notice are preserved.