1 2010-05-09 Richard Guenther <rguenther@suse.de>
3 * gcc.c (store_arg): Handle temporary file deletion for
6 2010-05-09 Richard Guenther <rguenther@suse.de>
9 * ipa-inline.c (estimate_function_body_sizes): Return after
10 disregarding inline limits.
12 2010-05-09 Richard Guenther <rguenther@suse.de>
14 * gcc.c (store_arg): Revert last change.
16 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
19 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
20 (optimize_ops_list): Call it.
22 2010-05-08 Richard Guenther <rguenther@suse.de>
24 PR tree-optimization/44030
25 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
26 NECESSARY flag if we propagate from a inserted expression.
28 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
30 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
31 domain types as equal if they are both PLACEHOLDER_EXPRs.
33 2010-05-08 Richard Guenther <rguenther@suse.de>
35 * lto-wrapper.c (run_gcc): Remove linker output from
36 command line for LTRANS invocation.
38 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
40 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
41 lto-macho as lto_binary_reader.
42 * target.h (struct gcc_target): New hooks lto_start and lto_end.
43 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
44 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
45 in lto_start and lto_end calls.
46 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
48 (scan_prog_file): Update is_elf_or_coff call.
49 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
51 * collect2.c (main): Fix enum comparison.
53 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
55 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
56 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
57 and TARGET_ASM_LTO_END.
58 * darwin.c: Include obstack.h and lto-streamer.h.
59 (lto_section_names_offset, lto_section_names_obstack,
60 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
62 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
63 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
65 (darwin_asm_lto_end): New function. Restore asm_out_file.
66 (darwin_asm_named_section): For LTO sections, replace the name with
67 the offset of the section name in a string table, and build this
69 (darwin_file_start): Initialize global vars for LTO support.
70 (darwin_file_end): If output to asm_out_file was redirected, append it
71 to the proper asm_out_file here. Add the section names section.
73 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
75 * c-pragma.c (pending_weak_d, pending_weak): New.
76 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
77 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
78 handle_pragma_weak): Update the uses of pending_weaks.
80 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
82 PR documentation/44016
83 * doc/standards.texi (Standards): Link to unversioned
84 cxx0x_status.html page.
86 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
89 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
90 in addition to TREE_USED, to avoid "set but unused" warnings.
92 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
94 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
95 (is_loop_prefetching_profitable): Do not insert prefetches
96 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
97 times the prefetch ahead distance.
99 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
101 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
102 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
103 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
106 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
108 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
109 a diagnostic info when the insn-to-mem ratio is too small.
111 2010-05-07 Richard Guenther <rguenther@suse.de>
113 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
115 (store_arg): Queue temp_filename for deletion instead of
118 2010-05-07 Richard Guenther <rguenther@suse.de>
120 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
121 (run_gcc): Handle LTRANS phase invocation.
122 * collect2.c (maybe_run_lto_and_relink): Do not set
125 2010-05-07 Jakub Jelinek <jakub@redhat.com>
127 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
128 this is also meaningful on PARM_DECLs and RESULT_DECLs.
130 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
132 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
134 2010-05-07 Richard Guenther <rguenther@suse.de>
136 PR tree-optimization/44020
137 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
138 code when PRE is not yet initialized.
140 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
142 * config/mips/dbxmdebug.h: Remove.
143 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
145 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
147 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
148 with null pointer and also warn about ordered comparison of zero with
151 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
153 * graphite-blocking.c
154 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
155 * graphite-clast-to-gimple.c
156 (clast_to_gcc_expression): Same.
157 (precision_for_value): Same.
158 (precision_for_interval): Same.
159 (gcc_type_for_interval): Same.
160 (graphite_create_new_guard): Same.
161 (compute_bounds_for_level): Same.
162 (graphite_create_new_loop_guard): Same.
163 * graphite-interchange.c
164 (build_linearized_memory_access): Same.
165 (pdr_stride_in_loop): Same.
166 (memory_strides_in_loop_1): Same.
167 (memory_strides_in_loop): Same.
168 (extend_scattering): Same.
169 (psct_scattering_dim_for_loop_depth): Same.
170 (pbb_number_of_iterations): Same.
172 (debug_iteration_domains): Same.
174 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
175 (ppl_set_inhomogeneous_gmp): Same.
176 (ppl_strip_loop): Same.
177 (ppl_lexico_compare_linear_expressions): Same.
178 (ppl_read_polyhedron_matrix): Same.
179 (ppl_max_for_le_pointset): Same.
181 (ppl_read_polyhedron_matrix): Same.
182 (tree_int_to_gmp): Same.
183 (gmp_cst_to_tree): Same.
184 (ppl_set_inhomogeneous): Same.
185 (ppl_set_inhomogeneous_tree): Same.
186 (ppl_set_coef): Same.
187 (ppl_set_coef_tree): Same.
188 * graphite-sese-to-poly.c
189 (build_pbb_scattering_polyhedrons): Same.
190 (build_scop_scattering): Same.
191 (scan_tree_for_params_right_scev): Same.
192 (scan_tree_for_params): Same.
193 (find_params_in_bb): Same.
194 (find_scop_parameters): Same.
195 (add_upper_bounds_from_estimated_nit): Same.
196 (build_loop_iteration_domains): Same.
197 (add_condition_to_domain): Same.
198 (pdr_add_memory_accesses): Same.
200 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
202 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
203 CLooG's value_* macros to their respective mpz_* counterparts.
204 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
205 (graphite_create_new_loop_guard): Same.
206 * graphite-interchange.c (build_linearized_memory_access): Same.
207 (pdr_stride_in_loop): Same.
208 (memory_strides_in_loop_1): Same.
209 (1st_interchange_profitable_p): Same.
210 * graphite-poly.c (extend_scattering): Same.
211 (psct_scattering_dim_for_loop_depth): Same.
212 (pbb_number_of_iterations): Same.
213 (pbb_number_of_iterations_at_time): Same.
214 * graphite-poly.h (new_1st_loop): Same.
215 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
216 (oppose_constraint): Same.
217 (insert_constraint_into_matrix): Same.
218 (ppl_set_inhomogeneous_gmp): Same.
219 (ppl_set_coef_gmp): Same.
220 (ppl_strip_loop): Same.
221 (ppl_lexico_compare_linear_expressions): Same.
222 (ppl_max_for_le_pointset): Same.
223 (ppl_min_for_le_pointset): Same.
224 (ppl_build_realtion): Same.
225 * graphite-ppl.h (gmp_cst_to_tree): Same.
226 (ppl_set_inhomogeneous): Same.
227 (ppl_set_inhomogeneous_tree): Same.
228 (ppl_set_coef): Same.
229 (ppl_set_coef_tree): Same.
230 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
231 (build_scop_scattering): Same.
232 (add_value_to_dim): Same.
233 (scan_tree_for_params_right_scev): Same.
234 (scan_tree_for_params_int): Same.
235 (scan_tree_for_params): Same.
236 (find_params_in_bb): Same.
237 (find_scop_parameters): Same.
238 (add_upper_bounds_from_estimated_nit): Same.
239 (build_loop_iteration_domains): Same.
240 (create_linear_expr_from_tree): Same.
241 (add_condition_to_domain): Same.
242 (pdr_add_memory_accesses): Same.
244 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
245 Jason Merrill <jason@redhat.com>
247 * c-common.c (c_common_reswords): Add nullptr.
248 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
249 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
250 (gen_type_die_with_usage): Likewise.
251 * dbxout.c (dbxout_type): Likewise.
252 * sdbout.c (plain_type_1): Likewise.
254 2010-05-06 Jason Merrill <jason@redhat.com>
256 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
257 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
259 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
261 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
262 stripping WITH_SIZE_EXPR.
263 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
266 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
268 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
269 list of obsolete configurations.
270 Disabled check for obsolete configurations.
271 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
272 Removed support for previous versions.
273 * config/mips/iris.h: Removed.
274 * config/mips/iris5.h: Removed.
275 * config/mips/iris6.h: Merged old iris.h contents.
276 (TARGET_IRIX): Removed.
277 (DRIVER_SELF_SPECS): Removed mabi=32.
278 (IDENT_ASM_OP): Removed undef.
279 (STARTFILE_SPEC): Removed mabi=32.
280 (ENDFILE_SPEC): Likewise.
281 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
282 (MACHINE_TYPE): Update for IRIX 6.5.
283 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
284 TARGET_IRIX by TARGET_IRIX6.
285 (mips_file_start): Likewise.
286 (mips_output_external): Remove IRIX 5/6 O32 support.
287 (mips_output_function_prologue): Likewise.
288 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
290 (TARGET_CPU_CPP_BUILTINS): Likewise.
291 (TARGET_IRIX): Removed.
292 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
293 (MULTILIB_DIRNAMES): Removed 32.
294 (MULTILIB_OSDIRNAMES): Removed ../lib.
295 * doc/install.texi (Prerequisites): Don't reference IRIX before
297 (Specific, mips-sgi-irix5): Document removal.
298 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI
300 Remove references to older IRIX 6 releases and the O32 ABI.
302 2010-05-06 Jakub Jelinek <jakub@redhat.com>
304 * gcc.dg/Wunused-var-8.c: Move to...
305 * c-c++-common/Wunused-var-6.c: ... here. New test.
308 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
309 instead of DF_REF_REAL_REG.
311 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
314 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
315 handling to still return true for x64 targets.
317 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
319 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
321 2010-05-06 Jan Hubicka <jh@suse.cz>
323 PR tree-optimization/43791
324 * ipa-inline.c (update_caller_keys): Remove bogus
325 disregard_inline_limits check.
327 2010-05-06 Michael Matz <matz@suse.de>
329 PR tree-optimization/43984
330 * tree-ssa-pre.c (inserted_phi_names): Remove.
331 (inserted_exprs): Change to bitmap.
332 (create_expression_by_pieces): Set bits, don't append to vector.
333 (insert_into_preds_of_block): Don't handle inserted_phi_names.
334 (eliminate): Don't look at inserted_phi_names, remove deleted
335 insns from inserted_exprs.
336 (remove_dead_inserted_code): Adjust to use bitmaps instead of
338 (init_pre, fini_pre): Allocate and free bitmaps.
339 (execute_pre): Insert insns on edges before elimination.
341 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
343 * tree.c (initializer_zerop): Handle STRING_CST.
345 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
348 * doc/invoke.texi (Wimplicit): Document as C only.
349 * opts.c (common_handle_option): Add argument kind.
350 (handle_option): Rename as read_cmdline_option. Factor out code to...
351 (handle_option): ... here. New.
352 (handle_options): Rename as read_cmdline_options.
353 (decode_options): Update call.
354 (set_option): Use option index instead of option pointer. Classify
355 diagnostics correctly.
356 (enable_warning_as_error): Call handle_option.
357 * opts.h (set_option): Update declaration.
358 (handle_option): Declare.
359 * langhooks.h (struct lang_hooks): Add argument kind to
361 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
362 * c-opts.c (set_Wimplicit): Delete.
363 (c_family_lang_mask): New static constant.
364 (c_common_handle_option): Add argument kind. Use handle_option
365 instead of set_Wimplicit.
366 (c_common_post_options): warn_implicit and warn_implicit_int
367 are disabled by default.
368 * c-common.c (warn_implicit): Do not define here.
369 * c-common.h (warn_implicit): Do not declare here.
370 (c_common_handle_option): Update declaration.
371 * lto-opts.c (lto_reissue_options): Update call to set_option.
373 2010-05-06 Richard Guenther <rguenther@suse.de>
375 PR tree-optimization/43571
376 * domwalk.c (walk_dominator_tree): Walk the dominator
377 sons in more optimal order.
379 2010-05-06 Richard Guenther <rguenther@suse.de>
381 PR tree-optimization/43934
382 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
383 (stmt_cost): Likewise.
384 (extract_true_false_args_from_phi): New helper.
385 (determine_max_movement): For PHI nodes verify we can hoist them
386 and compute their cost.
387 (determine_invariantness_stmt): Handle PHI nodes.
388 (move_computations_stmt): Likewise. Hoist PHI nodes in
389 if-converted form using COND_EXPRs.
390 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI
392 (tree_ssa_lim): Likewise.
393 * tree-flow.h (tree_ssa_lim): Adjust prototype.
394 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
396 2010-05-06 Richard Guenther <rguenther@suse.de>
398 PR tree-optimization/43987
399 * tree-ssa-structalias.c (could_have_pointers): For possibly
400 address-taken variables force pointers to be recorded.
401 (create_variable_info_for_1): Likewise.
402 (push_fields_onto_fieldstack): Pass in wheter all fields
404 (find_func_aliases): Query types instead of vars whether
405 they contain pointers where appropriate.
407 2010-05-06 Jan Hubicka <jh@suse.cz>
409 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
410 (record_reference, mark_address, mark_load, mark_store): Record
412 (record_references_in_initializer): Update call of record_references.
413 (rebuild_cgraph_edges): Remove all references before rebuiding.
414 * cgraph.c (cgraph_create_node): Clear ref list.
415 (cgraph_remove_node): Remove references.
416 (dump_cgraph_node): Dump references.
417 (cgraph_clone_node): Clone references.
418 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
419 (struct cgraph_node, varpool_node): Add ref_lst.
420 * ipa-ref.c: New file.
421 * ipa-ref.h: New file.
422 * ipa-ref-inline.h: New file.
423 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
424 (referenced_from_other_partition_p): New function.
425 (lto_output_varpool_node): Take set arugment; call
426 referenced_from_other_partition.
427 (lto_output_ref): New.
428 (add_references): New.
430 (output_cgraph): Compute boundary based on references;
432 (output_varpool): Accept cgraph_node_set argument.
435 (input_cgraph): Call input_refs.
436 * lto-section-in.c (lto_section_name): Add refs.
437 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
438 (ipa-ref.o): New file.
439 * varpool.c (varpool_node): Clear ipa ref list.
440 (varpool_remove_node): Remove references.
441 (dump_varpool_node): Dump references.
442 (varpool_assemble_decl): Only compile finalized ones.
443 (varpool_extra_name_alias): Initialize ref list.
444 * lto-streamer.c (lto-get_section_name): Add .refs section.
445 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
446 (referenced_from_other_partition_p): Declared.
448 2010-05-06 Ira Rosen <irar@il.ibm.com>
450 PR tree-optimization/43901
451 * tree-vect-stmts.c (vectorizable_call): Assert that vector
452 type is not NULL if it's transformation phase, and return
453 FALSE if it's analysis.
454 (vectorizable_conversion, vectorizable_operation,
455 vectorizable_type_demotion, vectorizable_type_promotion):
458 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
460 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
462 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
464 * config/mips/mips-protos.h
465 (mips_small_register_classes_for_mode_p): Delete prototype.
467 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
469 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
470 * config/arm/arm.c (multiple_operation_profitable_p,
471 compute_offset_order): New static functions.
472 (load_multiple_sequence, store_multiple_sequence): Use them.
473 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
474 memory offsets, not register numbers.
475 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
477 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
479 * stor-layout.c (pending_sizes): Change the type to
481 (get_pending_sizes, put_pending_size, put_pending_sizes):
482 Update the uses of pending_sizes.
483 * c-decl.c (store_parm_decls): Likewise.
484 * c-tree.h (struct c_arg_info): Likewise.
485 * tree.h: Update the prototype for get_pending_sizes and
488 2010-05-05 Jason Merrill <jason@redhat.com>
491 * c-common.c (handle_aligned_attribute): Respect
492 ATTR_FLAG_TYPE_IN_PLACE.
495 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
496 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
497 (TARGET_INITIALIZER): Use it.
498 * c-common.c (attribute_takes_identifier_p): Call it.
499 * c-common.h: Update prototype.
500 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
501 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
503 2010-05-05 Jakub Jelinek <jakub@redhat.com>
506 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
507 DW_ID_down_case for Fortran compilation units.
509 2010-05-05 Jan Hubicka <jh@suse.cz>
511 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
514 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
516 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
517 a variable-sized RESULT_DECL.
519 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
521 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
523 2010-05-05 Jason Merrill <jason@redhat.com>
526 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
528 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
530 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
531 Jakub Jelinek <jakub@redhat.com>
534 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
535 (dead_debug_init, dead_debug_finish): New functions.
536 (dead_debug_add, dead_debug_insert_before): Likewise.
537 (df_note_bb_compute): Initialize a dead_debug object, add dead
538 debug uses to it, insert debug bind insns before death insns,
539 reset debug insns that refer to pending uses at the end.
540 * rtl.h (make_debug_expr_from_rtl): New prototype.
541 * varasm.c (make_debug_expr_from_rtl): New function.
543 2010-05-05 Jan Hubicka <jh@suse.cz>
545 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
546 (lto_varpool_encoder_new, lto_varpool_encoder_delete, lto_varpool_encoder_encode
547 lto_varpool_encoder_lookup, lto_varpool_encoder_deref, lto_varpool_encoder_size,
548 lto_varpool_encoder_encode_initializer_p,
549 lto_set_varpool_encoder_encode_initializer): New functions.
550 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
552 (input_varpool_node): Do not always set analyzed.
553 (input_cgraph_1): Return vector of cgraph nodes.
554 (input_varpool_1): Return vector of varpools.
555 (input_cgraph): Free the vectors.
556 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
557 output only initializers needed.
558 (lto_output): Only call output_cgraph.
559 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
560 * lto-section-out.c (lto_new_out_decl_state): Initialize
561 state->varpool_node_encoder.
562 * lto-streamer.h (lto_varpool_encoder_d): New.
563 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
564 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
565 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
566 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
567 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
569 (output_varpool, input_varpool): Remove declarations.
571 2010-05-05 Jan Hubicka <jh@suse.cz>
573 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
574 with body can prevail.
576 2010-05-05 Jan Hubicka <jh@suse.cz>
578 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
581 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
583 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to
586 * gengtype.h (erro_at_line): Constify pos argument.
588 * gengtype.c: Include hashtab.h.
589 (enum gc_used): Document GC_MAYBE_POINTED_TO.
590 (error_at_line): Constify pos argument.
591 (do_typedef): Initialize p->opt field.
592 (get_file_gtfilename): Fix comment typo.
593 (struct walk_type_data): Constify line field.
594 (get_output_file_for_structure): New function.
595 (write_local_func_for_structure): Constify orig_s argument.
596 Use get_output_file_for_structure.
597 (write_func_for_structure): Use get_output_file_for_structure.
598 (INDENT): New define.
599 (dump_pair, dump_type, dump_type_list, dump_typekind)
600 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
601 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
603 (seen_types): New variable.
604 (main): New variable do_dump. Process "-d" command line option.
605 Call dump_everything if dump requested.
607 2010-05-05 Jakub Jelinek <jakub@redhat.com>
609 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
610 in a temporary instead of invoking the macro multiple times.
611 (track_expr_p): Likewise.
613 2010-05-04 Neil Vachharajani <nvachhar@google.com>
615 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
617 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
618 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
619 conditions for printing notes.
620 * common.opt (-Wcoverage-mismatch): Allow negative, default to
621 true, update documentation.
622 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
624 2010-05-04 Jakub Jelinek <jakub@redhat.com>
627 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
630 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
633 * config/i386/i386.md (sse_prologue_save): Add clobber CC
635 (*sse_prologue_save_insn1): Likewise.
636 (SSE prologue save splitter): Likewise.
638 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
640 * tree.c (free_lang_data_in_one_sizepos): New inline function.
641 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
642 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
643 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
644 all decls. Call it on DECL_FIELD_OFFSET of fields.
645 (find_decls_types_r): Follow DECL_VALUE_EXPR.
646 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
648 2010-05-04 Martin Jambor <mjambor@suse.cz>
650 * tree-sra.c (build_access_from_expr_1): The first parameter type
651 changed to simple tree.
652 (build_access_from_expr): Likewise, gsi parameter was eliminated.
653 (scan_assign_result): Renamed to assignment_mod_result, enum elements
655 (build_accesses_from_assign): Removed all parameters except for a
656 simple gimple statement. Now returns a simple bool.
657 (scan_function): All non-analysis parts moved to separate functions
658 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
659 parameters and updated both callers.
660 (sra_modify_expr): Removed parameter data.
661 (sra_modify_function_body): New function.
662 (perform_intra_sra): Call sra_modify_function_body to modify the
664 (replace_removed_params_ssa_names): Parameter data changed into
666 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
667 changed the parameter dont_convert to convert with the opposite
669 (sra_ipa_modify_assign): Parameter data changed into adjustments
670 vector, return value changed to bool.
671 (ipa_sra_modify_function_body): New function.
672 (sra_ipa_reset_debug_stmts): Updated a comment.
673 (modify_function): Use ipa_sra_modify_function_body to modify function
676 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
679 * alias.c (true_dependence): Handle the same VALUE in x and mem.
680 (canon_true_dependence): Likewise.
681 (write_dependence_p): Likewise.
683 2010-05-04 Jan Hubicka <jh@suse.cz>
685 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
686 * cgraphbuild.c: Include ipa-utils.h
687 (record_reference_ctx): New struct.
688 (record_reference): Simplify to work on initializers; not statements.
689 (mark_address, mark_load, mark_store): New.
690 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
692 (record_references_in_initializer): Update use of record_reference.
693 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
696 2010-05-04 Jan Hubicka <jh@suse.cz>
698 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
699 node will be removed anyway.
700 (lto_varpool_replace_node): Allow also unanalyzed nodes;
701 relink aliases of node into prevailing node.
702 * varpool.c (varpool_remove_node): Remove aliases properly;
703 when removing node, remove all its aliases too; remove DECL_INITIAL
704 of removed node; ggc_free the varpool node.
706 2010-05-04 Richard Guenther <rguenther@suse.de>
708 PR tree-optimization/43879
709 * tree-ssa-structalias.c (alias_get_name): Use
710 DECL_ASSEMBLER_NAME if available.
711 (create_function_info_for): Return the varinfo node.
712 (ipa_pta_execute): Associate same-body aliases and extra names
713 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
715 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
717 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove
720 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
723 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
724 only if HONOR_REG_ALLOC_ORDER is not defined.
726 2010-05-04 Richard Guenther <rguenther@suse.de>
728 PR tree-optimization/43949
729 * tree-vrp.c (extract_range_from_binary_expr): Only handle
732 2010-04-26 Jason Merrill <jason@redhat.com>
734 * c.opt (-fstrict-enums): New.
735 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
737 2010-05-03 David Ung <davidu@mips.com>
738 James E. Wilson <wilson@codesourcery.com>
740 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
741 emit the trap instruction before the divide for TUNE_74K.
743 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
745 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
746 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
747 based on the above, for new target hook.
749 * hooks.c (hook_bool_mode_true): New generic hook.
750 * hooks.h (hook_bool_mode_true): Add prototype.
752 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
754 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
755 target hook, set to hook_bool_mode_false.
756 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
757 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
758 with targetm.small_register_classes_for_mode_p.
759 (find_reusable_reload): Likewise.
760 (combine_reloads): Likewise.
761 * reload1.c (reload_as_needed): Likewise.
762 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
763 * ifcvt.c (noce_process_if_block, check_cond_move_block,
764 dead_or_predicable): Likewise.
765 * regmove.c (optimize_reg_copy_1): Likewise.
766 * calls.c (prepare_call_address): Likewise.
767 (precompute_register_parameters): Likewise.
769 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
771 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
772 implementation of the hook that considers all register classes
773 small except for SH64.
774 (sh_override_options): Use the new hook.
775 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
778 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
780 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
781 implementation of the hook that considers all register classes
783 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
786 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
788 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
789 implementation of the hook that considers all register classes
791 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
794 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
796 * config/m32c/m32c.h: Likewise.
797 * config/pdp11/pdp11.h: Likewise.
798 * config/avr/avr.h: Likewise.
799 * config/xtensa/xtensa.h: Likewise.
800 * config/m68hc11/m68hc11.h: Likewise.
801 * config/mn10300/mn10300.h: Likewise.
802 * config/mcore/mcore.h: Likewise.
803 * config/h8300/h8300.h: Likewise.
804 * config/bfin/bfin.h: Likewise.
806 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
807 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
809 2010-05-03 Anatoly Sokolov <aesok@post.ru>
811 * double-int.h (tree_to_double_int): Remove macro.
812 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
813 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
814 (tree_to_double_int): New function.
815 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
817 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
819 2010-05-03 Richard Guenther <rguenther@suse.de>
821 PR tree-optimization/43971
822 * tree-ssa-structalias.c (get_constraint_for_1): Fix
823 constraints in the !flag_delete_null_pointer_checks case.
825 2010-05-03 Jakub Jelinek <jakub@redhat.com>
828 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
829 result mode matches original rtl mode.
831 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
834 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
836 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
838 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
839 when processing flag options.
841 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
843 * gcov-iov.c (main): Change format string placeholder
844 from %#08x to 0x%08x.
845 * genchecksum.c (dosum): Change format string placeholder
846 from %#02x to 0x%02x.
848 2010-05-02 Richard Guenther <rguenther@suse.de>
850 PR tree-optimization/43879
851 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
853 2010-05-02 Bruno Haible <bruno@clisp.org>
855 * doc/extend.texi (Function Attributes): Fix a typo.
857 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
860 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
861 placeholder from 0x%x to %#x.
862 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
863 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
864 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
865 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
866 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
867 * config/i386/i386.c (ix86_target_string): Ditto.
868 * config/i386/i386.c (output_pic_addr_const): Ditto.
869 (print_operand): Ditto.
871 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
873 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
874 placeholder from 0x%x to %#x.
875 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
876 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
877 (ASM_OUTPUT_DEBUG_DATA): Ditto.
878 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
879 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
880 * optc-gen.awk: Ditto.
881 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
882 (HOST_WIDE_INT_PRINT_HEX): Ditto.
883 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
884 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
886 2010-05-01 Anatoly Sokolov <aesok@post.ru>
888 * target.h (struct calls): Add function_value_regno_p field.
889 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
890 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
891 * targhooks.c (default_function_value_regno_p): New function.
892 * targhooks.h (default_function_value_regno_p): Declare function.
893 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
894 * builtins.c. (apply_result_size): (Ditto.).
895 * combine.c. (likely_spilled_retval_p): (Ditto.).
896 * mode-switching.c. Include 'target.h'.
897 (create_pre_exit): Use function_value_regno_p hook.
898 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
899 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
900 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
902 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
903 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
904 (ix86_function_value_regno_p): Declare as static, change argument
905 type to const unsigned int.
906 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
908 2010-05-01 Richard Guenther <rguenther@suse.de>
910 PR tree-optimization/43949
911 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
913 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
915 2010-05-01 Anatoly Sokolov <aesok@post.ru>
917 * rtl.h (CONST_DOUBLE_P): Define.
918 (rtx_to_double_int): Declare.
919 * emit-rtl.c (rtx_to_double_int): New function.
920 * dwarf2out.c (insert_double): New function.
921 (loc_descriptor, add_const_value_attribute): Clean up, use
922 rtx_to_double_int and insert_double functions.
924 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
926 * doc/extend.texi (Inline): Add missing return keyword to examples.
927 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
930 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
932 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
933 the variable part of the offset as well. Use highest_pow2_factor for
934 all alignment checks.
936 2010-04-30 Richard Guenther <rguenther@suse.de>
938 PR tree-optimization/43879
939 * tree-ssa-structalias.c (type_could_have_pointers): Functions
942 2010-04-30 Jan Hubicka <jh@suse.cz>
944 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
946 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
948 2010-04-30 Jan Hubicka <jh@suse.cz>
950 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
952 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
953 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
954 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
955 cgraph_node_set_needs_ltrans_p): Remove.
957 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
959 * sdbout.c: Include vec.h, do not include varray.h.
960 (deferred_global_decls, sdbout_global_decl,
961 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
962 * toplev.c: Do not include varray.h.
963 (dump_memory_report): Do not dump VARRAY statistics.
964 * gengtype.c (open_base_file): Ignore varray.h.
965 * Makefile.in: Update for abovementioned changes.
966 Remove all traces of varray.c and varray.h.
967 * varray.c: Remove file.
968 * varray.h: Remove file.
970 2010-04-30 Jan Hubicka <jh@suse.cz>
972 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
975 2010-04-30 Jan Hubicka <jh@suse.cz>
977 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
980 2010-04-30 Richard Guenther <rguenther@suse.de>
982 * tree-ssa-structalias.c (get_constraint_for_1): Generate
983 constraints for CONSTRUCTOR.
985 2010-04-30 Richard Guenther <rguenther@suse.de>
988 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
989 first after all lowering passes.
991 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
993 * toplev.c: Include varray.h for statistics dumping.
994 * tree.h: Do not declare varray_head_tag.
995 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
996 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
997 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
998 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
999 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
1000 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
1001 c-common.c, c-common.h, reg-stack.c, basic-block.h,
1002 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
1004 * Makefile.in: Update for abovementioned changes.
1006 2010-04-30 Jakub Jelinek <jakub@redhat.com>
1009 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
1011 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1013 * config/picochip/picochip.c (picochip_legitimize_address): Define.
1014 Use this function to do machine-specific conversion.
1015 (picochip_legitimize_reload_address): Likewise.
1016 (picochip_legitimate_address_p): Check valid base register only if
1018 (picochip_check_conditional_copy): Check for modw only if opnd is
1020 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
1021 to call the function in c.
1022 * config/picochip/picochip-protos.h
1023 (picochip_legitimize_reload_address): Define.
1024 * config/picochip/picochip.md (supported_compare1): Define.
1026 2010-04-30 Jan Hubicka <jh@suse.cz>
1028 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
1029 (cgraph_global_info): Remove inlined.
1030 (LTO_cgraph_tag_names): Remove.
1031 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
1032 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
1033 simplify cgraph tags and document.
1034 (lto_output_node): Use only LTO_cgraph_unavail_node and
1035 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
1036 for_functions_valid, global info, process and output flags.
1037 (input_overwrite_node): Initialize estimated stack size and
1038 estimated growth. Do not read flags we no longer store.
1039 (input_node): Likewise do not read info no longer stored.
1040 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
1043 2010-04-30 Richard Guenther <rguenther@suse.de>
1045 PR tree-optimization/43879
1046 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1047 handle non-zero initializers.
1049 2010-04-30 Richard Guenther <rguenther@suse.de>
1051 * builtins.c (fold_builtin_1): Delete free (0).
1053 2010-04-29 Jan Hubicka <jh@suse.cz>
1055 * gengtype.c (open_base_files): Add lto-streamer.h
1056 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
1057 (pass_ipa_cp): GGC collect.
1058 * toplev. (compile_file): Do not output symbols.
1059 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
1060 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
1061 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
1062 * lto-section-in.c: Include ggc.h
1063 (lto_new_in_decl_state): Alloc in GGC.
1064 (lto_delete_in_decl_state): Likewise.
1065 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
1068 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1071 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
1072 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
1073 (HONOR_REG_ALLOC_ORDER): Describe new macro.
1074 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
1075 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
1076 account only if HONOR_REG_ALLOC_ORDER is not defined.
1077 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
1078 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
1080 2010-04-29 Jon Grant <04@jguk.org>
1082 * collect2.c (vflag): Change type from int to bool.
1084 (helpflag): New global bool.
1085 (main): Set vflag and debug with boolean, not integer truth values.
1086 Accept new "--help" option and output usage text if found.
1087 * collect2.h (vflag): Update prototype.
1090 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1093 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
1095 2010-04-29 Richard Guenther <rguenther@suse.de>
1098 * plugin.h (invoke_plugin_callbacks): Annotate arguments
1099 with ATTRIBUTE_UNUSED.
1101 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1104 * config/i386/i386.c (get_some_local_dynamic_name): Replace
1105 INSN_P with NONDEBUG_INSN_P.
1106 (distance_non_agu_define): Likewise.
1107 (distance_agu_use): Likewise.
1109 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1111 From Dominique d'Humieres <dominiq@lps.ens.fr>
1113 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
1116 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1118 * plugin.h (invoke_plugin_callbacks): New inline function.
1119 * plugin.c (flag_plugin_added): New global flag.
1120 (add_new_plugin): Initialize above flag.
1121 (invoke_plugin_callbacks): Rename to ...
1122 (invoke_plugin_callbacks_full): ... this.
1124 2010-04-28 Jan Hubicka <jh@suse.cz>
1126 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
1127 (lto_varpool_replace_node): New.
1128 (lto_symtab_resolve_symbols): Resolve varpool nodes.
1129 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
1130 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
1131 * cgraph.h (varpool_node_ptr): New type.
1132 (varpool_node_ptr): New vector.
1133 (varpool_node_set_def): New structure.
1134 (varpool_node_set): New type.
1135 (varpool_node_set): New vector.
1136 (varpool_node_set_element_def): New structure.
1137 (varpool_node_set_element, const_varpool_node_set_element): New types.
1138 (varpool_node_set_iterator): New type.
1139 (varpool_node): Add prev pointers, add used_from_other_partition,
1141 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
1142 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
1143 varpool_get_node, varpool_remove_node): Declare.
1144 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
1145 varpool_node_set_size): New inlines.
1146 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
1147 * tree-pass.h (varpool_node_set_def): Forward declare.
1148 (ipa_opt_pass_d): Summary writting takes vnode sets too.
1149 (ipa_write_optimization_summaries): Update prototype.
1150 * ipa-cp.c (ipcp_write_summary): Update.
1151 * ipa-reference.c (ipa_reference_write_summary): Update.
1152 * lto-cgraph.c (lto_output_varpool_node): New static function.
1153 (output_varpool): New function.
1154 (input_varpool_node): New static function.
1155 (input_varpool_1): New function.
1156 (input_cgraph): Input varpool.
1157 * ipa-pure-const.c (pure_const_write_summary): Update.
1158 * lto-streamer-out.c (lto_output): Update, output varpool too.
1159 (write_global_stream): Kill WPA hack.
1160 (produce_asm_for_decls): Update.
1161 (output_alias_pair_p): Handle variables.
1162 (output_unreferenced_globals): Output only needed partition of varpool.
1163 * ipa-inline.c (inline_write_summary): Update.
1164 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1166 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1167 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1168 varpool_node_set_new, varpool_node_set_add,
1169 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1170 debug_varpool_node_set): New functions.
1171 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1172 (execute_one_pass): Process new decls too.
1173 (ipa_write_summaries_2): Pass around vsets.
1174 (ipa_write_summaries_1): Likewise.
1175 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1177 (ipa_write_optimization_summaries_1): Pass around vsets.
1178 (ipa_write_optimization_summaries): Likewise.
1179 * varpool.c (varpool_get_node): New.
1180 (varpool_node): Update doubly linked lists.
1181 (varpool_remove_node): New.
1182 (dump_varpool_node): More dumping.
1183 (varpool_enqueue_needed_node): Update doubly linked lists.
1184 (decide_is_variable_needed): Kill ltrans hack.
1185 (varpool_finalize_decl): Kill lto hack.
1186 (varpool_assemble_decl): Skip decls in other partitions.
1187 (varpool_assemble_pending_decls): Update doubly linkes lists.
1188 (varpool_empty_needed_queue): Likewise.
1189 (varpool_extra_name_alias): Likewise.
1190 * lto-streamer.c (lto_get_section_name): Add vars section.
1191 * lto-streamer.h (lto_section_type): Update.
1192 (output_varpool, input_varpool): Declare.
1194 2010-04-28 Mike Stump <mikestump@comcast.net>
1196 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1198 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1200 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1201 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1202 (lto_input_ts_type_tree_pointers): Likewise.
1203 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1204 (lto_output_ts_type_tree_pointers): Likewise.
1206 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1208 Uniquization of constants at the Tree level
1209 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
1210 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
1212 (tree_output_constant_def): Declare.
1213 * gimplify.c (gimplify_init_constructor): When using block copy, first
1214 uniquize the constant constructor on the RHS.
1215 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
1216 DECL_IN_CONSTANT_POOL flag.
1217 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
1218 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
1220 (assemble_variable): Deal with symbols belonging to the tree constant
1222 (get_constant_section): Add ALIGN parameter and simplify.
1223 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
1224 (assemble_constant_contents): Use the expression of the VAR_DECL.
1225 (output_constant_def_contents): Use the alignment of the VAR_DECL.
1226 (tree_output_constant_def): New global function.
1227 (mark_constant): Use the expression of the VAR_DECL.
1228 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
1230 (output_object_block): Likewise and assemble the expression.
1232 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1234 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1235 hash_tree, eq_tree): New tree hash table.
1236 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1237 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1238 lto_orig_address_remove): Reimplement.
1240 2010-04-28 Xinliang David Li <davidxl@google.com>
1243 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
1244 (compute_uninit_opnds_pos): New function.
1245 (is_non_loop_exit_postdominating): New function.
1246 (compute_control_dep_chain): New function.
1247 (find_pdom): New function.
1248 (convert_control_dep_chain_into_preds): New function.
1249 (find_predicates): New function.
1250 (find_control_equiv_block): New function.
1251 (collect_phi_def_edges): New function.
1252 (find_def_preds): New function.
1253 (find_dom): New function.
1254 (dump_predicates): New function.
1255 (get_cmp_code): New function.
1256 (is_value_included_in): New function.
1257 (find_matching_predicate_in_rest_chains): New function.
1258 (use_pred_not_overlap_with_undef_path_pred): New function.
1259 (is_use_properly_guarded): New function.
1260 (normalize_cond_1): New function.
1261 (is_and_or_or): New function.
1262 (normalize_cond): New function.
1263 (is_gcond_subset_of): New function.
1264 (is_subset_of_any): New function.
1265 (is_or_set_subset_of): New function.
1266 (is_and_set_subset_of): New function.
1267 (is_norm_cond_subset_of): New function.
1268 (is_pred_expr_subset_of): New function.
1269 (is_pred_chain_subset_of): New function.
1270 (is_included_in): New function.
1271 (is_superset_of): New function.
1272 (find_uninit_use): New function.
1273 (warn_uninitialized_phi): New function.
1274 (compute_possibly_undefined_names): New function.
1275 (ssa_undefined_value_p): New function.
1276 (execute_late_warn_uninitialized): New function.
1277 * tree-ssa.c (ssa_undefined_value_p): Removed.
1278 (warn_uninit): Changed to extern.
1279 (warn_uninitialized_phi): Removed.
1280 (warn_uninitialized_vars): Changed to extern.
1281 (execute_late_warn_uninitialized): Removed
1282 * tree-flow.h: Add new prototypes.
1283 * timevar.def: Add new time variable.
1284 * Makefile.in: Add new build file.
1286 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
1288 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1291 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1294 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
1296 2010-04-28 Martin Jambor <mjambor@suse.cz>
1298 * cgraph.h (struct cgraph_node): New field indirect_calls.
1299 (struct cgraph_indirect_call_info): New type.
1300 (struct cgraph_edge): Removed field indirect_call. New fields
1301 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
1302 (cgraph_create_indirect_edge): Declare.
1303 (cgraph_make_edge_direct): Likewise.
1304 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
1305 * ipa-prop.h (struct ipa_param_call_note): Removed.
1306 (struct ipa_node_params): Removed field param_calls.
1307 (ipa_create_all_structures_for_iinln): Declare.
1308 * cgraph.c: Described indirect edges and uids in initial comment.
1309 (cgraph_add_edge_to_call_site_hash): New function.
1310 (cgraph_edge): Search also among the indirect edges, use
1311 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
1312 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
1313 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
1315 (initialize_inline_failed): Assign a reason to indirect edges.
1316 (cgraph_create_edge_1): New function.
1317 (cgraph_create_edge): Moved some functionality to
1318 cgraph_create_edge_1.
1319 (cgraph_create_indirect_edge): New function.
1320 (cgraph_edge_remove_callee): Add an assert checking for
1322 (cgraph_edge_remove_caller): Special-case indirect edges.
1323 (cgraph_remove_edge): Likewise.
1324 (cgraph_set_edge_callee): New function.
1325 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1326 (cgraph_make_edge_direct): New function.
1327 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1328 the declaration of the call statement matches.
1329 (cgraph_node_remove_callees): Special-case indirect edges.
1330 (cgraph_clone_edge): Likewise.
1331 (cgraph_clone_node): Clone also the indirect edges.
1332 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1333 indirect_call, dump count of indirect_calls edges.
1334 * ipa-prop.c (iinlining_processed_edges): New variable.
1335 (ipa_note_param_call): Create indirect edges instead of
1336 creating notes. New parameter node.
1337 (ipa_analyze_call_uses): New parameter node, pass it on to
1338 ipa_note_param_call.
1339 (ipa_analyze_stmt_uses): Likewise.
1340 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1341 (print_edge_addition_message): Work on edges rather than on notes.
1342 (update_call_notes_after_inlining): Likewise, renamed to
1343 update_indirect_edges_after_inlining.
1344 (ipa_create_all_structures_for_iinln): New function.
1345 (ipa_free_node_params_substructures): Do not free notes.
1346 (ipa_edge_duplication_hook): Propagate bits within
1347 iinlining_processed_edges bitmap.
1348 (ipa_node_duplication_hook): Do not duplicate notes.
1349 (free_all_ipa_structures_after_ipa_cp): Renamed to
1350 ipa_free_all_structures_after_ipa_cp.
1351 (free_all_ipa_structures_after_iinln): Renamed to
1352 ipa_free_all_structures_after_iinln.g
1353 (ipa_write_param_call_note): Removed.
1354 (ipa_read_param_call_note): Removed.
1355 (ipa_write_indirect_edge_info): New function.
1356 (ipa_read_indirect_edge_info): Likewise.
1357 (ipa_write_node_info): Do not stream notes, do stream information
1359 (ipa_read_node_info): Likewise.
1360 (lto_ipa_fixup_call_notes): Removed.
1361 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1362 * ipa-inline.c (pass_ipa_inline): Likewise.
1363 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1364 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1365 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1367 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1369 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1370 (output_cgraph): Stream also indirect edges.
1371 (lto_output_edge): Added capability to stream indirect edges.
1372 (input_edge): Likewise.
1373 (input_cgraph_1): Likewise.
1374 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1377 2010-04-28 Richard Guenther <rguenther@suse.de>
1379 PR tree-optimization/43879
1380 PR tree-optimization/43909
1381 * tree-ssa-structalias.c (struct variable_info): Add
1382 only_restrict_pointers flag.
1383 (new_var_info): Initialize it. Increment stats.total_vars here.
1384 (create_function_info_for): Do not increment stats.total_vars
1386 (get_function_part_constraint): Fix build with C++.
1387 (insert_into_field_list): Remove.
1388 (push_fields_onto_fieldstack): Properly merge fields.
1389 (create_variable_info_for): Split and simplify.
1390 (create_variable_info_for_1): New piece.
1391 (intra_create_variable_infos): Properly make restrict constraints
1394 2010-04-28 Richard Guenther <rguenther@suse.de>
1397 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
1399 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
1400 Jan Hubicka <hubicka@ucw.cz>
1402 * doc/invoke.texi (-Wsuggest-attribute=const,
1403 -Wsuggest-attribute=pure): Document.
1404 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
1405 (function_always_visible_to_compiler_p,
1406 suggest_attribute, warn_function_pure, warn_function_const):
1408 (check_call): Improve debug info.
1409 (analyze_function): Do not check availability.
1410 (add_new_function): Check availability.
1411 (propagate): Output warnings.
1412 (skip_function_for_local_pure_const): New function.
1413 (local_pure_const): Use it; output warnings.
1414 * common.opt (Wsuggest-attribute=const,
1415 Wsuggest-attribute=pure): New.
1417 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1419 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
1420 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
1421 or DW_CFA_def_cfa_offset{,_sf}.
1423 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1425 * tree.h: Fix truncated long macros.
1427 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
1429 * collect2.c (TARGET_64BIT): Redefine to target's default.
1430 * tlink.c: Likewise.
1431 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
1432 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
1433 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
1434 for underscoring __USER_LABEL_PREFIX__.
1435 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
1436 (SUB_LINK_ENTRY32): New.
1437 (SUB_LINK_ENTRY64): New.
1438 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
1439 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
1440 (SUB_LINK_ENTRY64): New.
1441 (SUB_LINK_ENTRY): New.
1442 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
1443 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
1444 x64 target is choosen.
1445 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
1446 * configure: Regenerated.
1447 * configure.ac (leading-mingw64-underscores): Option added.
1449 2010-04-27 Jan Hubicka <jh@suse.cz>
1451 * doc/invoke.texi (-fipa-profile): Document.
1452 * opts.c (decode_options): Enable ipa-profile at -O1.
1453 * timevar.def (TV_IPA_PROFILE): Define.
1454 * common.opt (fipa-profile): Add.
1455 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
1457 (cgraph_propagate_frequency): Handle only local ones.
1458 * tree-pass.h (pass_ipa_profile): Declare.
1459 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
1460 (pass_ipa_profile): Use TV_IPA_PROFILE.
1461 * ipa.c (ipa_profile): New function.
1462 (gate_ipa_profile): Likewise.
1463 (pass_ipa_profile): New global variable.
1464 * passes.c (pass_ipa_profile): New.
1466 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
1468 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
1470 2010-04-27 Martin Jambor <mjambor@suse.cz>
1473 * ipa.c (dissolve_same_comdat_group_list): New function.
1474 (function_and_variable_visibility): Call
1475 dissolve_same_comdat_group_list when comdat group contains external or
1477 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
1478 lists are circular and that they contain only DECL_ONE_ONLY nodes.
1480 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1482 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
1483 (const_hash_1) <VECTOR_CST>: New case.
1484 (compare_constant) <VECTOR_CST>: Likewise.
1485 <ADDR_EXPR>: Deal with LABEL_REFs.
1486 (copy_constant) <VECTOR_CST>: New case.
1488 2010-04-27 Jan Hubicka <jh@suse.cz>
1490 * cgraph.c (cgraph_propagate_frequency): New function.
1491 * cgraph.h (cgraph_propagate_frequency): Declare.
1492 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
1493 cgraph_propagate_frequency.
1495 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1497 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
1499 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
1502 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
1503 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
1504 here to determine which regs to push and how much stack to reserve.
1506 2010-04-27 Jie Zhang <jie@codesourcery.com>
1508 * doc/gimple.texi (gimple_statement_with_ops): Remove
1509 addresses_taken field.
1510 (gimple_statement_with_memory_ops): Likewise.
1512 2010-04-27 Jan Hubicka <jh@suse.cz>
1514 * tree-inline.c (eni_inlining_weights): Remove.
1515 (estimate_num_insns): Special case more builtins.
1517 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
1520 * c-typeck.c (build_binary_op): Move forward check for comparison
1521 pointer with null pointer constant and adjust the diagnostic message.
1523 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
1526 * configure.ac (gcc_cv_as_section_has_align): Set if installed
1527 binutils supports extended .section directive needed by LTO, or
1528 warn if older binutils found.
1529 (LTO_BINARY_READER): New AC_SUBST'd variable.
1530 (LTO_USE_LIBELF): Likewise.
1531 * gcc/config.gcc (lto_binary_reader): New target-specific configure
1533 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
1534 (LTO_USE_LIBELF): Likewise.
1535 * configure: Regenerate.
1537 * collect2.c (is_elf): Rename from this ...
1538 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
1539 object files in addition to ELF-formatted ones.
1540 (scan_prog_file): Caller updated. Also allow for LTO info marker
1541 symbol to be prefixed or not by an extra underscore.
1543 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
1544 * config/i386/winnt.c: Also #include lto-streamer.h
1545 (i386_pe_asm_named_section): Specify 1-byte section alignment for
1547 (i386_pe_asm_output_aligned_decl_common): Add comment.
1548 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
1550 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
1553 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
1554 Add missing earlyclobber for second alternative.
1556 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
1558 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
1559 bits for artificial defs at the top of the block.
1560 * fwprop.c (single_def_use_enter_block): Don't call it.
1562 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
1565 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
1566 instead of "$gcc_cv_objdump -T".
1567 Use "-undefined dynamic_lookup" on darwin.
1568 * gcc/configure: Regenerate.
1570 2010-04-26 Jakub Jelinek <jakub@redhat.com>
1573 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
1575 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1577 * c-parser.c (struct c_token): Move location field up.
1578 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
1579 (struct c_declspecs): Convert typespec_word, storage_class, and
1580 default_int_p into bitfields.
1581 (struct c_declarator): Move loc field up.
1583 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1585 * cfgloop.h (struct loop): Move can_be_parallel field up.
1586 * ipa-prop.h (struct ip_node_params): Move bitfields up.
1587 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
1589 (struct iv_cand): Convert pos field into a bitfield.
1590 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
1592 (struct _stmt_vec_info): Shuffle fields for better packing.
1594 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1596 * varasm.c (IN_NAMED_SECTION): Remove guard.
1597 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
1598 (IN_NAMED_SECTION_P): ...this.
1599 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
1600 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1602 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1604 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
1605 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
1606 of shadowing it. Fix comments.
1608 2010-04-26 Jan Hubicka <jh@suse.cz>
1610 * cgraph.c (cgraph_create_node): Set node frequency to normal.
1611 (cgraph_clone_node): Copy function frequency.
1612 * cgraph.h (node_frequency): New enum
1613 (struct cgraph_node): Add.
1614 * final.c (rest_of_clean_state): Update.
1615 * lto-cgraph.c (lto_output_node): Output node frequency.
1616 (input_overwrite_node): Input node frequency.
1617 * tre-ssa-loop-ivopts (computation_cost): Update.
1618 * lto-streamer-out.c (output_function): Do not output function
1620 * predict.c (maybe_hot_frequency_p): Update and handle functions
1622 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
1624 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
1625 (compute_function_frequency): Set noreturn functions to be executed
1627 (choose_function_section): Update.
1628 * lto-streamer-in.c (input_function): Do not input function frequency.
1629 * function.c (allocate_struct_function): Do not initialize function
1631 * function.h (function_frequency): Remove.
1632 (struct function): Remove function frequency.
1633 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
1634 (try_update): Update.
1635 * tree-inline.c (initialize_cfun): Do not update function frequency.
1636 * passes.c (pass_init_dump_file): Update.
1637 * i386.c (ix86_compute_frame_layout): Update.
1638 (ix86_pad_returns): Update.
1640 2010-04-26 Jie Zhang <jie@codesourcery.com>
1642 PR tree-optimization/43833
1643 * tree-vrp.c (range_int_cst_p): New.
1644 (range_int_cst_singleton_p): New.
1645 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
1646 when both operands are constants. Use range_int_cst_p in
1649 2010-04-26 Jan Hubicka <jh@suse.cz>
1651 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
1653 2010-04-26 Richard Guenther <rguenther@suse.de>
1656 * gimple.c (gimple_decl_printable_name): Deal gracefully
1657 with a NULL DECL_NAME.
1659 2010-04-26 Richard Guenther <rguenther@suse.de>
1662 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
1663 if emitting debug information and it is either a function
1664 or a namespace decl.
1666 2010-04-26 Ira Rosen <irar@il.ibm.com>
1668 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
1669 determine if the statement is vectorizable, and a macro to access it.
1670 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1671 Skip statements that can't be vectorized. If the analysis fails,
1672 mark the statement as unvectorizable if vectorizing basic block.
1673 (vect_compute_data_refs_alignment): Likewise.
1674 (vect_verify_datarefs_alignment): Skip statements marked as
1675 unvectorizable. Add print.
1676 (vect_analyze_group_access): Skip statements that can't be
1677 vectorized. If the analysis fails, mark the statement as
1678 unvectorizable if vectorizing basic block.
1679 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
1680 * tree-vect-stmts.c (vectorizable_store): Fix the number of
1681 generated stmts for SLP.
1682 (new_stmt_vec_info): Initialize the new field.
1683 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
1684 statements marked as unvectorizable.
1686 2010-04-25 Joseph Myers <joseph@codesourcery.com>
1688 * c-common.c (flag_isoc1x): New.
1689 (flag_isoc99): Update comment.
1690 * c-common.h (flag_isoc1x): New.
1691 (flag_isoc99): Update comment.
1692 * c-cppbuiltin.c (builtin_define_float_constants): Also define
1693 __<type>_DECIMAL_DIG__.
1694 * c-opts.c (set_std_c1x): New.
1695 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
1696 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
1697 * c.opt (-std=c1x, -std=gnu1x): New options.
1698 * doc/cpp.texi: Mention -std=c1x.
1699 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
1700 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
1701 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
1702 * doc/standards.texi: Mention C1X.
1703 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
1704 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
1705 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
1708 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
1710 * config/i386/gmon-sol2.c (_mcleanup): Change format string
1711 placeholder from 0x%x to %#x.
1712 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1713 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1714 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1715 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1716 * config/i386/i386.c (ix86_target_string): Ditto.
1717 (output_pic_addr_const): Ditto.
1718 (print_operand): Ditto.
1720 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
1722 * combine.c (find_split_point): Add third argument. Use it
1723 to find nested multiply-accumulate instructions. Adjust calls.
1724 (try_combine): Adjust call to find_split_point.
1726 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
1728 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
1730 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
1732 PR tree-optimization/41442
1733 * fold-const.c (merge_truthop_with_opposite_arm): New function.
1734 (fold_binary_loc): Call it.
1736 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1738 * toplev.c (general_init): Set default for fdiagnostics-show-option.
1739 * opts.c (common_handle_option): Allow disabling it.
1740 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
1742 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
1744 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
1745 between modes if both types are integral.
1747 2010-04-23 Richard Guenther <rguenther@suse.de>
1749 PR tree-optimization/43572
1750 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
1752 2010-04-23 Richard Guenther <rguenther@suse.de>
1755 * tree-inline.c (tree_can_inline_p): Also check compatibility
1758 2010-04-23 Martin Jambor <mjambor@suse.cz>
1760 PR tree-optimization/43846
1761 * tree-sra.c (struct access): New flag grp_assignment_read.
1762 (build_accesses_from_assign): Set grp_assignment_read.
1763 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
1764 (enum mark_read_status): New type.
1765 (analyze_access_subtree): Propagate grp_assignment_read, create
1766 accesses also if both direct_read and root->grp_assignment_read.
1768 2010-04-23 Martin Jambor <mjambor@suse.cz>
1771 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
1772 function does not have type attributes.
1774 2010-04-23 Richard Guenther <rguenther@suse.de>
1777 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
1780 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1782 * sese.h (create_if_region_on_edge): Remove.
1784 * sese.c (create_if_region_on_edge): Make static.
1786 * tree-inline.c: Do not include ggc.h.
1788 * expr.c: Do not include ggc.h.
1790 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
1793 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
1796 * config/sh/sh.c (find_barrier): Don't emit a constant pool
1797 in the middle of insns for casesi_worker_2.
1799 2010-04-22 David Edelsohn <edelsohn@gnu.org>
1801 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
1803 2010-04-22 Ira Rosen <irar@il.ibm.com>
1805 PR tree-optimization/43842
1806 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
1807 loop unrolling in update of exit phis. Fix comment.
1808 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
1809 least two reduction statements in the loop before starting SLP
1812 2010-04-22 Nick Clifton <nickc@redhat.com>
1814 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
1816 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
1818 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
1821 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1823 * tree-parloops.c (loop_parallel_p): New argument
1824 parloop_obstack. Pass it down.
1825 (parallelize_loops): New variable parloop_obstack. Initialize it,
1826 pass it down, free it.
1828 * tree-loop-linear.c (linear_transform_loops): Pass down
1831 * tree-data-ref.h (lambda_compute_access_matrices): New argument
1832 of type struct obstack *.
1834 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
1835 scratch_obstack. Initialize it, pass down, free it.
1837 * lambda.h (lambda_loop_new): Remove.
1838 (lambda_matrix_new, lambda_matrix_inverse)
1839 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
1840 argument of type struct obstack *.
1842 * lambda-trans.c (lambda_trans_matrix_new): New argument
1843 lambda_obstack. Pass it down, use obstack allocation for ret.
1844 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
1847 * lambda-mat.c (lambda_matrix_get_column)
1848 (lambda_matrix_project_to_null): Remove.
1849 (lambda_matrix_new): New argument lambda_obstack. Use obstack
1851 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
1854 * lambda-code.c (lambda_loop_new): New function.
1855 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
1856 (lambda_compute_auxillary_space, lambda_compute_target_space)
1857 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
1858 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
1859 (build_access_matrix): New argument lambda_obstack. Use obstack
1861 (lambda_compute_step_signs, lambda_compute_access_matrices): New
1862 argument lambda_obstack. Pass it down.
1864 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1866 * optabs.h (expand_widening_mult): Declare.
1868 2010-04-22 Richard Guenther <rguenther@suse.de>
1870 PR tree-optimization/43845
1871 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
1872 lookup the CALL_EXPR function and arguments.
1874 2010-04-22 Nick Clifton <nickc@redhat.com>
1876 * config/stormy16/stormy16.c
1877 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
1878 * config/stormy16/stormy16.h: Tidy up formatting.
1879 (DONT_USE_BUILTIN_SETJMP): Remove definition.
1880 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
1881 (ineqbranchsi): Delete pattern.
1882 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
1883 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
1884 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
1885 stormy16-lib2-ucmpsi2.c.
1887 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1889 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
1890 df_simulate_find_noclobber_defs as appropriate. Keep track of an
1891 extra set merge_set_noclobber, and use it to relax the final test
1893 * df.h (df_simulate_find_noclobber_defs): Declare.
1894 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
1896 (df_simulate_find_noclobber_defs): New function.
1898 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
1900 * config/i386/i386.md: Use {} around multi-line preparation statements.
1902 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1904 * c-tree.h (push_init_level, pop_init_level, set_init_index)
1905 (process_init_element): New argument of type struct obstack *.
1907 * c-typeck.c (push_init_level, pop_init_level, set_designator)
1908 (set_init_index, set_init_label, set_nonincremental_init)
1909 (set_nonincremental_init_from_string, find_init_member)
1910 (output_init_element, output_pending_init_elements)
1911 (process_init_element): New argument braced_init_obstack. Pass it
1913 (push_range_stack, add_pending_init): New argument
1914 braced_init_obstack. Use obstack allocation.
1916 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
1917 braced_init_obstack. Pass it down.
1918 (c_parser_braced_init): New variables ret, braced_init_obstack.
1919 Initialize obstack, pass it down and finally free it.
1921 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1924 * tree-pass.h (pass_optimize_widening_mul): Declare.
1925 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
1926 gate_optimize_widening_mul): New static functions.
1927 (pass_optimize_widening_mul): New.
1928 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
1929 <case MULT_EXPR>: Remove support for widening multiplies.
1930 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
1931 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
1932 simplify_gen_unary rather than directly building extensions.
1933 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
1935 * expmed.c (expand_widening_mult): New function.
1936 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
1938 2010-04-21 Jan Hubicka <jh@suse.cz>
1940 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
1941 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
1942 * lto-wpa-fixup.c: Remove.
1943 * Makefile.in (lto-wpa-fixup.o): Remove.
1944 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
1945 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
1946 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
1948 2010-04-21 Jan Hubicka <jh@suse.cz>
1950 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
1951 add write_optimization_summary, read_optimization_summary.
1952 (ipa_write_summaries_of_cgraph_node_set): Remove.
1953 (ipa_write_optimization_summaries): Declare.
1954 (ipa_read_optimization_summaries): Declare.
1955 * ipa-cp.c (pass_ipa_cp): Update.
1956 * ipa-reference.c (pass_ipa_reference): Update.
1957 * ipa-pure-const.c (pass_ipa_pure_const): Update.
1958 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
1960 * ipa-inline.c (pass_ipa_inline): Update.
1961 * ipa.c (pass_ipa_whole_program): Update.
1962 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
1963 * passes.c (ipa_write_summaries_1): Do not test wpa.
1964 (ipa_write_optimization_summaries_1): New.
1965 (ipa_write_optimization_summaries): New.
1966 (ipa_read_summaries): Do not test ltrans.
1967 (ipa_read_optimization_summaries_1): New.
1968 (ipa_read_optimization_summaries): New.
1970 2010-04-21 Jan Hubicka <jh@suse.cz>
1972 * lto-cgraph.c (lto_output_node): Do not output comdat groups
1974 (output_cgraph): Do not arrange comdat groups for boundary nodes.
1976 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1979 * dwarf2out.c (add_name_and_src_coords_attributes): Add
1980 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
1982 2010-04-21 Jan Hubicka <jh@suse.cz>
1984 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
1986 2010-04-21 Jan Hubicka <jh@suse.cz>
1988 * varpool.c (decide_is_variable_needed): Variable is always needed
1991 2010-04-21 Jan Hubicka <jh@suse.cz>
1993 * opts.c (decode_options): Enable pure-const pass for whopr.
1995 2010-04-21 Jan Hubicka <jh@suse.cz>
1997 * cgraph.c (dump_cgraph_node): Dump also assembler name.
1998 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
2000 (cgraph_decide_inlining): Do not expect callee to be removed in all
2003 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
2005 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
2007 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2009 * config/i386/i386.md (x86_shrd): Add athlon_decode and
2010 amdfam10_decode attributes.
2012 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2015 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
2016 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
2017 (lower_copyprivate_clauses): Use private var in outer
2018 context instead of original var. Make sure the types
2019 are correct for VLAs.
2021 2010-04-21 Richard Guenther <rguenther@suse.de>
2023 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
2024 to non-pointer objects.
2026 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2028 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
2029 last chain entry if it starts with the still current label.
2030 (add_location_or_const_value_attribute): Check that
2031 loc_list->first->next is NULL instead of comparing ->first with ->last.
2032 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
2033 to add_var_loc_to_decl.
2035 * dwarf2out.c (output_call_frame_info): For dw_cie_version
2036 >= 4 add also address size and segment size fields into CIE header.
2038 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
2039 long as address size is the same as sizeof (void *) and
2041 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
2042 address size or segment size is unexpected, return DW_EH_PE_omit.
2043 (classify_object_over_fdes): If get_cie_encoding returned
2044 DW_EH_PE_omit, return -1.
2045 (init_object): If classify_object_over_fdes returned -1,
2046 pretend there were no FDEs at all.
2048 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2050 * config/i386/i386.md (bswap<mode>2): Macroize expander from
2051 bswap{si,di}2 using SWI48 mode iterator.
2052 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
2053 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
2054 set modrm attribute of bswap insn to 0 and remove length attribute.
2055 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
2056 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
2057 set mode attribute to <MODE> and remove length attribute.
2059 2010-04-20 James E. Wilson <wilson@codesourcery.com>
2061 PR rtl-optimization/43520
2062 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
2063 zero available registers.
2065 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2067 * builtins.c (fold_builtin_cproj): Fold more cases.
2069 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2071 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
2072 (fold_builtin_1): Fold builtin cproj.
2073 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
2074 Use ATTR_CONST_NOTHROW_LIST.
2076 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
2078 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
2079 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
2080 ffsi2_no_cmove for !TARGET_CMOVE.
2081 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
2082 (ffssi2): Remove expander.
2083 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
2085 (ctz<mode>2): Ditto from ctz{si,di}2.
2086 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
2088 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
2091 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2093 * dwarf2out.c (AT_linkage_name): Define.
2094 (clone_as_declaration): Handle DW_AT_linkage_name.
2095 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
2096 of DW_AT_MIPS_linkage_name.
2097 (move_linkage_attr): Likewise.
2098 (dwarf2out_finish): Likewise.
2100 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
2103 * fold-const.c (fold_comparison): New folding rule.
2105 2010-04-20 Anatoly Sokolov <aesok@post.ru>
2107 * double-int.h (double_int_setbit): Declare.
2108 * double-int.c (double_int_setbit): New function.
2109 * rtl.h (immed_double_int_const): Declare.
2110 * emit-rtl.c (immed_double_int_const): New function.
2111 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2112 and immed_double_int_const functions.
2113 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2114 expand_copysign_bit): (Ditto.).
2115 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2116 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2117 * dojump.c (prefer_and_bit_test): (Ditto.).
2118 * expr.c (convert_modes, reduce_to_bit_field_precision,
2119 const_vector_from_tree): (Ditto.).
2120 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2122 2010-04-20 Jan Hubicka <jh@suse.cz>
2124 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2125 (dump_cgraph_node): Dump new flags.
2126 * cgraph.h (struct cgraph_node): Add flags
2127 reachable_from_other_partition and in_other_partition.
2128 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2129 other partition can not be removed.
2130 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2131 the other partition must be output; silence sanity checking on
2132 leaking functions bodies from other paritition.
2133 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2134 (lto_output_node): Output new flags; do not sanity check that inline
2135 clones are output; drop lto_forced_extern_inline_p code; do not mock
2136 visibility flags at partition boundaries.
2137 (add_node_to): New function.
2138 (output_cgraph): Use it to sort functions so masters appear before
2140 (input_overwrite_node): Input new flags.
2141 * passes.c (ipa_write_summaries): Do not call
2142 lto_new_extern_inline_states.
2143 * lto-section-out.c (forced_extern_inline,
2144 lto_new_extern_inline_states lto_delete_extern_inline_states,
2145 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2146 * lto-streamer.h (lto_new_extern_inline_states,
2147 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2148 lto_forced_extern_inline_p): Kill.
2150 2010-04-20 Richard Guenther <rguenther@suse.de>
2152 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2153 from vars that can have pointers.
2154 (process_constraint): Dump useless constraints.
2156 2010-04-20 Richard Guenther <rguenther@suse.de>
2158 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2159 (dump_sa_points_to_info): Remove asserts.
2160 (init_base_vars): nothing_id isn't an escape point nor does it
2163 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2165 * tree.h (TYPE_REF_IS_RVALUE): Define.
2166 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2167 should_move_die_to_comdat, prune_unused_types_walk): Handle
2168 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2169 (modified_type_die, gen_reference_type_die): Emit
2170 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2171 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2173 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2176 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2177 calls for -fpic -m31 if they have been sibcall optimized.
2179 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2181 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2182 ar.lc fixed and call-used.
2184 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2186 2010-04-19 Jan Hubicka <jh@suse.cz>
2188 * opts.c (decode_options): Disable whpr incompatible passes.
2189 * lto/lto.c (lto_1_to_1_map): Skip clones.
2190 (read_cgraph_and_symbols): Do not mark everything as needed.
2191 (do_whole_program_analysis): Do map only after optimizing;
2192 set proper cgraph_state; use passmanager.
2194 2010-04-19 DJ Delorie <dj@redhat.com>
2196 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2197 POINTER_PLUS_EXPR and fix them.
2199 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2201 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2202 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2203 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2204 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2205 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2206 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2207 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2208 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2209 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2210 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2211 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2213 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2215 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2216 (check_cond_move_block): Likewise.
2217 (cond_move_process_if_block): Likewise.
2218 (noce_find_if_block): Improve formatting.
2219 (find_if_header): Pass 0 to memset and tweak conditions.
2220 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2222 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2224 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2228 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2229 with non-local decl doesn't need chain.
2231 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2233 * ira-color.c (allocno_reload_assign): Avoid accumulating
2234 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2236 2010-04-19 Martin Jambor <mjambor@suse.cz>
2238 * gimple.h (create_tmp_reg): Declare.
2239 * gimplify.c (create_tmp_reg): New function.
2240 (gimplify_return_expr): Use create_tmp_reg.
2241 (gimplify_omp_atomic): Likewise.
2242 (gimple_regimplify_operands): Likewise.
2243 * tree-dfa.c (make_rename_temp): Likewise.
2244 * tree-predcom.c (predcom_tmp_var): Likewise.
2245 (reassociate_to_the_same_stmt): Likewise.
2246 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2247 (get_replaced_param_substitute): Likewise.
2248 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2249 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2250 * tree-ssa-pre.c (get_representative_for): Likewise.
2251 (create_expression_by_pieces): Likewise.
2252 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
2253 (create_tailcall_accumulator): Likewise.
2255 2010-04-19 Martin Jambor <mjambor@suse.cz>
2257 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
2259 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2261 2010-04-19 Richard Guenther <rguenther@suse.de>
2263 PR tree-optimization/43796
2264 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2265 from SCEV in the lattice.
2266 (vrp_visit_phi_node): Dump change.
2268 2010-04-19 Richard Guenther <rguenther@suse.de>
2270 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
2271 * configure: Re-generated.
2273 2010-04-19 Richard Guenther <rguenther@suse.de>
2275 PR tree-optimization/43783
2276 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
2277 constant ARRAY_REF operands two and three if possible.
2279 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
2282 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2284 2010-04-19 Jie Zhang <jie@codesourcery.com>
2287 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2289 2010-04-19 Ira Rosen <irar@il.ibm.com>
2291 PR tree-optimization/37027
2292 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
2293 and macro to access it.
2294 (vectorizable_reduction): Add argument.
2295 (vect_get_slp_defs): Likewise.
2296 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
2297 statements for possible use in SLP.
2298 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
2299 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
2300 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
2302 (vectorizable_reduction): Likewise.
2303 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2305 (vectorizable_type_demotion, vectorizable_type_promotion,
2306 vectorizable_store): Likewise.
2307 (vect_analyze_stmt): Update call to vectorizable_reduction.
2308 (vect_transform_stmt): Likewise.
2309 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2310 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2311 from different interleaving chains in same node.
2312 (vect_slp_rearrange_stmts): New function.
2313 (vect_supported_load_permutation_p): Allow load permutations for
2314 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2315 inside SLP nodes if necessary.
2316 (vect_analyze_slp_instance): Handle reductions.
2317 (vect_analyze_slp): Try to build SLP instances originating from groups
2319 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2320 (vect_get_constant_vectors): Create initial vectors for reductions
2321 according to reduction code. Add new argument.
2322 (vect_get_slp_defs): Add new argument, pass it to
2323 vect_get_constant_vectors.
2324 (vect_schedule_slp_instance): Remove SLP tree root statements.
2326 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2328 * tree.h (ENUM_IS_SCOPED): Define.
2329 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2330 for ENUM_IS_SCOPED enums.
2332 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2334 * fold-const.c (fold_comparison): Use ssizetype.
2335 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2336 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2337 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2338 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2340 * tree.h (initialize_sizetypes): Remove parameter.
2341 (build_common_tree_nodes): Remove second parameter.
2342 * stor-layout.c (initialize_sizetypes): Remove parameter.
2343 Always create an unsigned type.
2344 (set_sizetype): Assert that the passed type is unsigned and simplify.
2345 * tree.c (build_common_tree_nodes): Remove second parameter.
2346 Adjust call to initialize_sizetypes.
2347 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2348 build_common_tree_nodes.
2350 2010-04-18 Matthias Klose <doko@ubuntu.com>
2352 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2354 2010-04-18 Ira Rosen <irar@il.ibm.com>
2356 PR tree-optimization/43771
2357 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2358 load permutation doesn't have gaps.
2360 2010-04-18 Jan Hubicka <jh@suse.cz>
2362 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2363 (sse_prologue_save_insn expander): Use new pattern.
2364 (sse_prologue_save_insn1): New pattern and splitter.
2365 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2367 * i386.c (setup_incoming_varargs_64): Do not compute jump
2369 (ix86_gimplify_va_arg): Update alignment needed.
2370 (ix86_local_alignment): Do not align all local arrays to 128bit.
2372 2010-04-17 Jan Hubicka <jh@suse.cz>
2374 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2376 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2378 * arm.md (negdi2): Remove redundant code to force values into a
2381 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2383 * arm/bpabi.S: Add EABI alignment attributes to objects.
2384 * arm/bpabi-v6m.S: Likewise.
2385 * arm/crti.asm: Likewise.
2386 * arm/crtn.asm: Likewise.
2387 * arm/lib1funcs.asm: Likewise.
2388 * arm/libunwind.S: Likewise.
2390 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2392 * arm-protos.h (tune_params): New structure.
2393 * arm.c (current_tune): New variable.
2394 (arm_constant_limit): Delete.
2395 (struct processors): Add pointer to the tune parameters.
2396 (arm_slowmul_tune): New tuning option.
2397 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
2398 (all_cores): Adjust to pick up the tuning model.
2399 (arm_constant_limit): New function.
2400 (arm_override_options): Select the appropriate tuning model. Delete
2401 initialization of arm_const_limit.
2402 (arm_split_constant): Use the new constant-limit model.
2403 (arm_rtx_costs): Pick up the current tuning model.
2404 * arm.md (is_strongarm, is_xscale): Delete.
2405 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
2406 for Xscale variant architectures.
2407 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
2409 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2411 * config/arm/arm.c (arm_gen_constant): Remove unused variable
2413 (arm_rtx_costs_1): Remove unused variable extra_cost.
2414 (arm_unwind_emit_set): Use variable offset.
2415 (thumb1_output_casesi): Remove unused variable flags.
2417 2010-04-16 Jeff Law <law@redhat.com>
2419 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
2420 needing assignment rather than doing a two-phase assignment. Remove
2421 unused variable 'm'.
2423 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2426 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
2428 2010-04-16 Doug Kwan <dougkwan@google.com>
2430 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
2431 (next_operand_entry_id): New static variable.
2432 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
2433 (add_to_ops_vec): Assigned unique ID to operand entry.
2434 (struct oecount_s): New field ID.
2435 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
2436 (undistribute_ops_list): Assign unique IDs to oecounts.
2437 (init_reassoc): reset next_operand_entry_id.
2439 2010-04-16 Doug Kwan <dougkwan@google.com>
2441 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
2442 missing left parenthesis.
2444 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
2446 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
2447 *btdi_rex64 using SWI48 mode iterator.
2448 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
2449 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
2450 *jcc_btdi_mask_rex64.
2452 2010-04-16 Anatoly Sokolov <aesok@post.ru>
2454 * double-int.h (tree_to_double_int): Convert to macro.
2455 * double-int.c (tree_to_double_int): Remove.
2457 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2460 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
2461 with want_address 2 and in case a single element list might be
2462 possible, call it again with want_address 0.
2464 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2466 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
2467 case 'W' print operands for HI mode.
2468 * config/h8300/h8300.h (Y0, Y2) : New constraints.
2469 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
2470 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
2471 * config/h8300/predicate.md (bit_register_indirect_operand): New.
2473 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
2475 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
2476 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
2477 #xx:3 and #xx:4 mode.
2479 * config/h8300/h8300.md (inverted load with HImode dest): Add
2480 support for H8300SX.
2482 * config/h8300/predicate.md (bit_operand): Allow immediate values that
2483 satisfy 'U' constraint.
2485 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2487 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
2488 * configure: Regenerate.
2489 * config.in: Regenerate.
2490 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
2493 2010-04-16 Richard Guenther <rguenther@suse.de>
2495 * tree.h (struct tree_decl_minimal): Move pt_uid ...
2496 (struct tree_decl_common): ... here.
2497 (DECL_PT_UID): Adjust.
2498 (SET_DECL_PT_UID): Likewise.
2499 (DECL_PT_UID_SET_P): Likewise.
2501 2010-04-16 Richard Guenther <rguenther@suse.de>
2503 PR tree-optimization/43572
2504 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
2505 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
2506 * tree-flow.h (is_call_clobbered): Remove.
2507 * tree-flow-inline.h (is_call_clobbered): Likewise.
2508 * tree-dfa.c (dump_variable): Do not dump call clobber state.
2509 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
2510 (execute_return_slot_opt): Adjust.
2511 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
2512 check for call clobbered vars here.
2513 (find_tail_calls): Move tailcall verification to the
2516 2010-04-16 Diego Novillo <dnovillo@google.com>
2518 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
2520 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2523 * config/arm/arm.md (cbranchqi4): New pattern.
2524 * config/arm/predicates.md (const0_operand,
2525 cbranchqi4_comparison_operator): New predicates.
2527 2010-04-16 Richard Guenther <rguenther@suse.de>
2529 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
2530 (dump_gimple_stmt): Likewise.
2532 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2534 * recog.h (struct recog_data): New field is_operator.
2535 (struct insn_operand_data): New field is_operator.
2536 * recog.c (extract_insn): Set recog_data.is_operator.
2537 * genoutput.c (output_operand_data): Emit code to set the
2539 * reload.c (find_reloads): Use it rather than testing for an
2540 empty constraint string.
2543 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
2544 If the previous insn is a cbranchsi4_insn with the same arguments,
2545 omit the compare instruction.
2547 * config/arm/arm.md (addsi3_cbranch): If destination is a high
2548 register, inputs must be low registers and we need a low register
2549 scratch. Handle alternative 2 like alternative 3.
2551 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2553 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
2554 don't call get_addr on both. If one expression is a VALUE and
2555 the other a REG, check VALUE's locs if the REG isn't among them.
2557 2010-04-16 Christian Bruel <christian.bruel@st.com>
2559 * config/sh/sh.h (sh_frame_pointer_required): New function.
2560 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
2561 (flag_omit_frame_pointer) Set.
2562 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
2563 (rounded_frame_size): Adjust size with outgoing_args_size.
2564 (sh_set_return_address): Must return from stack pointer.
2565 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
2566 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2567 (ACCUMULATE_OUTGOING_ARGS): Define.
2568 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
2569 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
2571 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2574 * config/sh/sh.c (sh_legitimize_reload_address): Use
2575 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
2576 Remove a unneeded check for offset_base.
2578 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
2580 * configure: Regenerated.
2582 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2584 * config/s390/s390.c (s390_call_save_register_used): Switch back
2585 to HARD_REGNO_NREGS.
2587 2010-04-15 Richard Guenther <rguenther@suse.de>
2589 * alias.c (alias_set_subset_of): Handle alias-set zero
2592 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
2593 Julian Brown <julian@codesourcery.com>
2595 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
2596 alternatives according to use of high and low regs.
2597 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
2598 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
2599 optimizing for size on Thumb-2.
2601 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
2603 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
2605 2010-04-15 Richard Guenther <rguenther@suse.de>
2607 * tree-ssa-structalias.c (struct variable_info): Add
2609 (new_var_info): Initialize it.
2610 (dump_constraints): Support printing last added constraints.
2611 (debug_constraints): Adjust.
2612 (dump_constraint_graph): Likewise.
2613 (make_heapvar_for): Check for NULL cfun.
2614 (get_function_part_constraint): New function.
2615 (get_fi_for_callee): Likewise.
2616 (find_func_aliases): Properly implement IPA PTA constraints.
2617 (process_ipa_clobber): New function.
2618 (find_func_clobbers): Likewise.
2619 (insert_into_field_list_sorted): Remove.
2620 (create_function_info_for): Properly allocate vars for IPA mode.
2621 Do not use insert_into_field_list_sorted.
2622 (create_variable_info_for): Properly generate constraints for
2623 global vars in IPA mode.
2624 (dump_solution_for_var): Always dump the solution.
2625 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
2626 (find_what_var_points_to): Adjust.
2627 (pt_solution_set): Change.
2628 (pt_solution_ior_into): New function.
2629 (pt_solution_empty_p): Export.
2630 (pt_solution_includes_global): Adjust.
2631 (pt_solution_includes_1): Likewise.
2632 (pt_solutions_intersect_1): Likewise.
2633 (dump_sa_points_to_info): Check some invariants.
2634 (solve_constraints): Move constraint dumping ...
2635 (compute_points_to_sets): ... here.
2636 (ipa_pta_execute): ... and here.
2637 (compute_may_aliases): Do not re-compute points-to info
2638 locally if IPA info is available.
2639 (ipa_escaped_pt): New global var.
2640 (ipa_pta_execute): Properly implement IPA PTA.
2641 * tree-into-ssa.c (dump_decl_set): Support dumping
2642 decls not in referenced-vars.
2643 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
2644 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
2645 (dump_points_to_solution): Likewise.
2646 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
2647 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
2648 (remap_gimple_stmt): Reset call clobber/use information if necessary.
2649 (copy_decl_to_var): Copy DECL_PT_UID.
2650 (copy_result_decl_to_var): Likewise.
2651 * tree.c (make_node_stat): Initialize DECL_PT_UID.
2652 (copy_node_stat): Copy it.
2653 * tree.h (DECL_PT_UID): New macro.
2654 (SET_DECL_PT_UID): Likewise.
2655 (DECL_PT_UID_SET_P): Likewise.
2656 (struct tree_decl_minimal): Add pt_uid member.
2657 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
2658 (pt_solution_empty_p): Declare.
2659 (pt_solution_set): Adjust.
2660 (ipa_escaped_pt): Declare.
2661 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
2662 * gimple-pretty-print.c (pp_points_to_solution): New function.
2663 (dump_gimple_call): Dump call clobber/use information.
2664 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
2665 * tree-pass.h (TDF_ALIAS): New dump option.
2666 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
2667 * doc/invoke.texi (-fipa-pta): Update documentation.
2669 2010-04-15 Richard Guenther <rguenther@suse.de>
2671 * Makefile.in (OBJS-common): Add gimple-fold.o.
2672 (gimple-fold.o): New rule.
2673 * tree.h (maybe_fold_offset_to_reference,
2674 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
2676 * gimple.h: ... here.
2677 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
2678 may_propagate_address_into_dereference): Move prototypes ...
2679 * gimple.h: ... here.
2680 * tree-ssa-ccp.c (get_symbol_constant_value,
2681 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
2682 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
2683 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
2684 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
2685 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
2686 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
2687 gimplify_and_update_call_from_tree): Move ...
2688 * gimple-fold.c: ... here. New file.
2689 (ccp_fold_builtin): Rename to ...
2690 (gimple_fold_builtin): ... this.
2691 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
2693 2010-04-15 Richard Guenther <rguenther@suse.de>
2695 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
2696 fit_double_type, force_fit_type_double, add_double_with_sign,
2697 neg_double, mul_double_with_sign, lshift_double, rshift_double,
2698 lrotate_double, rrotate_double, div_and_round_double): Move ...
2699 * double-int.c: ... here.
2700 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
2701 add_double, neg_double, mul_double_with_sign, mul_double,
2702 lshift_double, rshift_double, lrotate_double, rrotate_double,
2703 div_and_round_double): Move prototypes ...
2704 * double-int.h: ... here.
2706 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
2709 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
2710 matching constraints to ensure inputs match the output.
2712 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2715 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
2716 in an input-only operand.
2718 2010-04-15 Anatoly Sokolov <aesok@post.ru>
2720 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
2721 (double_int_not, double_int_lshift, double_int_rshift): Declare.
2722 (double_int_negative_p): Convert to static inline function.
2723 * double-int.c (double_int_lshift, double_int_lshift): New functions.
2724 (double_int_negative_p): Remove.
2725 * tree.h (lshift_double, rshift_double):
2726 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
2727 * fold-const.c (fold_convert_const_int_from_real,
2728 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
2729 (lshift_double): Change type of arith argument to bool.
2730 (rshift_double): Change type of arith argument to bool. Correct
2732 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2734 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
2737 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
2738 at the start and end of the then/else blocks, and omit them from the
2740 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
2741 argument; all callers changed. Pass zero to old_insns_match_p instead.
2742 (flow_find_head_matching_sequence): New function.
2743 (old_insns_match_p): Check REG_EH_REGION notes for calls.
2744 * basic-block.h (flow_find_cross_jump,
2745 flow_find_head_matching_sequence): Declare functions.
2747 2010-04-14 Jason Merrill <jason@redhat.com>
2750 * c-common.c (attribute_takes_identifier_p): New fn.
2751 * c-common.h: Declare it.
2753 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2755 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
2757 (*udivmod<mode>4): Ditto.
2759 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2761 * config/i386/i386.md (maxmin_int): Rename code attribute from
2762 maxminiprefix and update all users.
2763 (maxmin_float): Ditto from maxminfprefix.
2764 (logic): Ditto from logicprefix.
2765 (absneg_mnemonic): Ditto from absnegprefix.
2766 * config/i386/mmx.md: Update all users of maxminiprefix,
2767 maxminfprefix and logicprefix for rename.
2768 * config/i386/sse.md: Ditto.
2769 * config/i386/sync.md (sync_<code><mode>): Update for
2772 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
2775 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
2776 warnings converted to errors.
2778 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2780 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
2781 used insn_type variable.
2782 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
2783 to avoid set-but-not-used warning.
2785 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2787 * df-core.c (df_ref_debug): Change format string placeholder
2789 * dwarf2asm.c (dw2_asm_output_data_raw,
2790 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
2791 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
2792 * dwarf2out.c (output_cfi, output_cfi_directive,
2793 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
2794 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
2796 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
2797 * print-rtl.c (print_rtx): Ditto.
2799 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2802 * builtins.c (expand_builtin_pow_root): New function to expand pow
2803 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
2804 series of sqrt and cbrt calls under -ffast-math.
2805 (expand_builtin_pow): Call it.
2807 2010-04-14 Michael Matz <matz@suse.de>
2809 PR tree-optimization/42963
2810 * tree-cfg.c (touched_switch_bbs): New static variable.
2811 (group_case_labels_stmt): New function broken out from ...
2812 (group_case_labels): ... here, use the above.
2813 (start_recording_case_labels): Allocate touched_switch_bbs.
2814 (end_recording_case_labels): Deallocate it, call
2815 group_case_labels_stmt.
2816 (gimple_redirect_edge_and_branch): Remember index of affected BB.
2818 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2820 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
2823 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2825 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
2827 2010-04-13 Jan Hubicka <jh@suse.cz>
2829 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
2830 of optimized out static functions.
2831 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
2832 cost computation. Also sanity check for overflows.
2833 (update_caller_keys): Update cgraph_edge_badness call; properly
2834 update fibheap and sanity check that it is up to date.
2835 (add_new_edges_to_heap): Update cgraph_edge_badness.
2836 (cgraph_decide_inlining_of_small_function): Likewise;
2837 add sanity checking that badness in heap is up to date;
2838 improve dumping of reason; Update badness of calls to the
2839 offline copy of function currently inlined; dump badness
2840 of functions not inlined because of unit growth limits.
2842 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2845 * c-common.c (pointer_int_sum): Disregard overflow that occured only
2846 because of sign-extension change when converting to sizetype here...
2847 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
2849 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
2850 the folding to constants. Remove redundant final conversion.
2851 (fold_binary) <associate>: Do not associate if the re-association of
2852 constants alone overflows.
2853 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
2854 to the end of the list.
2855 (multiple_of_p) <COND_EXPR>: New case.
2857 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
2859 * opt-functions.awk (opt_sanitized_name): New.
2861 * optc-gen.awk: Use it
2862 * opth-gen.awk: Use it.
2864 2010-04-13 Martin Jambor <mjambor@suse.cz>
2866 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
2867 (sra_modify_assign): Delete stmts loading dead data even if racc has no
2868 children. Call replace_uses_with_default_def_ssa_name to handle
2871 2010-04-13 Michael Matz <matz@suse.de>
2874 * builtins.c (expand_builtin_interclass_mathfn): Also create
2875 a register if the predicate doesn't match.
2877 2010-04-13 Diego Novillo <dnovillo@google.com>
2879 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
2880 * c-pch.c: Include timevar.h.
2881 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
2882 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
2883 * ggc-common.c: Include timevar.h.
2884 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
2885 * timevar.def (TV_PCH_SAVE): Define.
2886 (TV_PCH_CPP_SAVE): Define.
2887 (TV_PCH_PTR_REALLOC): Define.
2888 (TV_PCH_PTR_SORT): Define.
2889 (TV_PCH_RESTORE): Define.
2890 (TV_PCH_CPP_RESTORE): Define.
2892 2010-04-13 Michael Matz <matz@suse.de>
2894 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
2896 (can_reassociate_p): New function.
2897 (break_up_subtract_bb, reassociate_bb): Use it.
2899 2010-04-13 Richard Guenther <rguenther@suse.de>
2902 * builtins.c (c_readstr): Fix assert.
2904 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
2906 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
2907 when generating cltd insn.
2909 (*ashl<mode>3_1): Remove special handling for register operand 2.
2910 (*ashlsi3_1_zext): Ditto.
2911 (*ashlhi3_1): Ditto.
2912 (*ashlhi3_1_lea): Ditto.
2913 (*ashlqi3_1): Ditto.
2914 (*ashlqi3_1_lea): Ditto.
2915 (*<shiftrt_insn><mode>3_1): Ditto.
2916 (*<shiftrt_insn>si3_1_zext): Ditto.
2917 (*<shiftrt_insn>qi3_1_slp): Ditto.
2918 (*<rotate_insn><mode>3_1): Ditto.
2919 (*<rotate_insn>si3_1_zext): Ditto.
2920 (*<rotate_insn>qi3_1_slp): Ditto.
2922 2010-04-13 Richard Guenther <rguenther@suse.de>
2924 * tree-ssa-structalias.c (callused_id): Remove.
2925 (call_stmt_vars): New.
2926 (get_call_vi): Likewise.
2927 (lookup_call_use_vi): Likewise.
2928 (lookup_call_clobber_vi): Likewise.
2929 (get_call_use_vi): Likewise.
2930 (get_call_clobber_vi): Likewise.
2931 (make_transitive_closure_constraints): Likewise.
2932 (handle_const_call): Adjust to do per-call call-used handling.
2933 (handle_pure_call): Likewise.
2934 (find_what_var_points_to): Remove general callused handling.
2935 (init_base_vars): Likewise.
2936 (init_alias_vars): Initialize call_stmt_vars.
2937 (compute_points_to_sets): Process call-used and call-clobbered
2938 vars for call statements.
2939 (delete_points_to_sets): Free call_stmt_vars.
2941 2010-04-13 Richard Guenther <rguenther@suse.de>
2943 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2944 Only add RW dependence for dependence distance zero.
2945 Adjust maximal vectorization factor according to dependences.
2946 Move alignment handling ...
2947 (vect_find_same_alignment_drs): ... here. New function.
2948 (vect_analyze_data_ref_dependences): Adjust.
2949 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
2950 (vect_analyze_data_refs): Adjust minimal vectorization factor
2951 according to data references.
2952 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
2953 dependences before determining the vectorization factor.
2954 Analyze alignment after determining the vectorization factor.
2955 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
2956 dependences before alignment.
2957 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
2959 (vect_analyze_data_refs): Likewise.
2960 (MAX_VECTORIZATION_FACTOR): New define.
2962 2010-04-13 Duncan Sands <baldrick@free.fr>
2964 * except.h (lang_eh_type_covers): Remove.
2965 * except.c (lang_eh_type_covers): Likewise.
2967 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2968 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2970 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
2971 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
2972 UNITS_PER_LONG where it is ABI relevant.
2973 (s390_return_addr_rtx): Likewise.
2974 (s390_back_chain_rtx): Likewise.
2975 (s390_frame_area): Likewise.
2976 (s390_frame_info): Likewise.
2977 (s390_initial_elimination_offset): Likewise.
2978 (save_gprs): Likewise.
2979 (s390_emit_prologue): Likewise.
2980 (s390_emit_epilogue): Likewise.
2981 (s390_function_arg_advance): Likewise.
2982 (s390_function_arg): Likewise.
2983 (s390_va_start): Likewise.
2984 (s390_gimplify_va_arg): Likewise.
2985 (s390_function_profiler): Likewise.
2986 (s390_optimize_prologue): Likewise.
2987 (s390_rtx_costs): Likewise.
2988 (s390_secondary_reload): Likewise.
2989 (s390_promote_function_mode): Likewise.
2990 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
2991 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
2992 registers available.
2993 (s390_unwind_word_mode): New function.
2994 (s390_function_value): Split 64 bit values into register pair if
2995 used as return value.
2996 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
2997 function call parameters. Handle parallels.
2998 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
2999 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
3000 (DWARF_CIE_DATA_ALIGNMENT): New macro.
3001 (s390_expand_setmem): Remove unused variable src_addr.
3002 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
3003 deal with 64 bit registers.
3004 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
3005 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
3006 (UNITS_PER_LONG): New macro.
3007 * libjava/include/s390-signal.h: Define extended ucontext
3008 structure containing the upper halfs of the 64 bit registers.
3010 2010-04-13 Simon Baldwin <simonb@google.com>
3012 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
3014 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3016 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
3017 rvalue on the RHS if the LHS is of a non-renamable type.
3018 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
3020 2010-04-13 Matthias Klose <doko@ubuntu.com>
3022 * gcc.c (cc1_options): Handle -iplugindir before processing
3023 the cc1 spec. Only add -iplugindir once.
3024 (cpp_unique_options): Add -iplugindir option if -fplugin* options
3026 * common.opt (iplugindir): Remove `Separate' property, initialize.
3027 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
3029 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
3030 (distclean): Remove plugin dir.
3031 * doc/invoke.texi: Document -iplugindir.
3033 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
3035 * doc/plugins.texi (Loading Plugins): Document short
3036 -fplugin=foo option.
3037 (Plugin API): Mention default_plugin_dir_name function.
3039 * gcc.c (find_file_spec_function): Add new declaration.
3040 (static_spec_func): Use it for "find-file".
3041 (find_file_spec_function): Add new function.
3042 (cc1_options): Add -iplugindir option if -fplugin* options found.
3044 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
3046 * plugin.c (add_new_plugin): Updated comment, and handle short
3048 (default_plugin_dir_name): Added new function.
3050 * common.opt (iplugindir): New option to set the plugin directory.
3052 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
3054 * config/i386/i386.md (any_rotate): New code iterator.
3055 (rotate_insn): New code attribute.
3057 (SWIM124): New mode iterator.
3058 (<rotate_insn>ti3): New expander.
3059 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
3060 any_rotate code iterator.
3061 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
3062 using any_rotate code iterator and SWIM124 mode iterator.
3063 (ix86_rotlti3): New insn_and_split pattern.
3064 (ix86_rotrti3): Ditto.
3065 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
3066 ix86_rotl{di,ti}3 patterns.
3067 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
3068 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
3069 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
3070 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
3071 code iterator and SWI mode iterator.
3072 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
3073 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
3075 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
3076 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
3077 (bswap rotatert splitter): Add splitter.
3078 (bswap splitter): Macroize splitter using any_rotate code iterator.
3079 Add insn predicate to split only for TARGET_USE_XCHGB or when
3080 optimizing function for size.
3082 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3084 * config/pa/pa.c (emit_move_sequence): Remove use of
3085 deleted variable flag_argument_noalias.
3087 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3089 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
3091 Add to unsupported targets list.
3092 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
3093 sparc*-sun-solaris2.[567]* from target lists.
3094 * configure: Regenerate.
3095 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
3097 Remove Solaris 7 patch references.
3098 (Specific, sparc-sun-solaris2.7): Removed.
3099 (sparc-sun-solaris2*): Update Solaris 7 example.
3100 (sparc64-*-solaris2*): Likewise.
3102 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3104 * config.build (alpha*-dec-osf4*): Remove.
3105 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
3106 of obsolete configurations.
3107 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
3109 * config/alpha/t-osf4: Renamed to ...
3110 * config/alpha/t-osf5: ... this.
3111 * config/alpha/osf.h: Renamed to ...
3112 * config/alpha/osf5.h: ... this.
3113 Merged old osf5.h contents.
3115 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
3116 (EXTRA_SPECS): Removed.
3117 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
3118 reflect removal of Tru64 UNIX V4.0/V5.0 support.
3121 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3123 * doc/contrib.texi (Contributors, Rainer Orth): Update.
3125 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
3128 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
3129 __thiscall convention.
3131 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3133 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
3135 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
3137 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3139 * function.c (assign_parms_initialize_all): Add unused attribute
3142 2010-04-12 Richard Guenther <rguenther@suse.de>
3144 * gsstruct.def (GSS_CALL): New.
3145 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
3146 * gimple.h: Include tree-ssa-alias.h.
3147 (struct gimple_statement_call): New.
3148 (union gimple_statement_struct_d): Add gimple_call member.
3149 (gimple_call_reset_alias_info): Declare.
3150 (gimple_call_use_set): New function.
3151 (gimple_call_clobber_set): Likewise.
3152 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
3153 * gimple.c (gimple_call_reset_alias_info): New function.
3154 (gimple_build_call_1): Call it.
3155 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3156 * tree-inline.c (remap_gimple_stmt): Likewise.
3157 (expand_call_inline): Remove callused handling.
3158 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
3159 * tree-dfa.c (dump_variable): Likewise.
3160 * tree-parloops.c (parallelize_loops): Likewise.
3161 * tree-ssa.c (init_tree_ssa): Likewise.
3162 (delete_tree_ssa): Likewise.
3163 * tree-flow-inline.h (is_call_used): Remove.
3164 * tree-flow.h (struct gimple_df): Remove callused member.
3165 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
3166 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
3167 (ref_maybe_used_by_call_p_1): Simplify.
3168 (call_may_clobber_ref_p_1): Likewise.
3169 * tree-ssa-structalias.c (compute_points_to_sets): Set
3170 the call stmt used and clobbered sets.
3171 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
3172 (find_tail_calls): Verify the tail call.
3174 2010-04-12 Richard Guenther <rguenther@suse.de>
3176 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
3177 single-iteration always-inline inlining.
3178 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
3179 (cgraph_decide_inlining): Do not handle always-inline specially.
3180 (try_inline): Remove always-inline cycle detection special case.
3181 Do not recurse on always-inlines.
3182 (cgraph_early_inlining): Do not iterate if not optimizing.
3183 (cgraph_gate_early_inlining): remove.
3184 (pass_early_inline): Run unconditionally.
3185 (gate_cgraph_decide_inlining): New function.
3186 (pass_ipa_inline): Use it. Do not run the IPA inliner if
3187 not inlining or optimizing.
3188 (cgraph_decide_inlining_of_small_functions): Also consider
3189 always-inline functions.
3190 (cgraph_default_inline_p): Return true for nodes which should
3191 disregard inline limits.
3192 (estimate_function_body_sizes): Assume zero size and time for
3193 nodes which are marked as disregarding inline limits.
3194 (cgraph_decide_recursive_inlining): Do not perform recursive
3195 inlining on always-inline nodes.
3197 2010-04-12 Jakub Jelinek <jakub@redhat.com>
3200 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
3201 for exprs satisfying handled_component_p.
3203 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
3205 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
3206 non-constant aggregate elements.
3208 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
3209 is a real initialization.
3211 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
3214 * c-decl.c (start_function): Move forward check for nested function.
3216 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3218 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
3219 * config/sh/sh.c: Include reload.h.
3220 (sh_legitimize_reload_address): New.
3221 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
3222 sh_legitimize_reload_address.
3224 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3226 * config/sh/sh.md (*movqi_pop): New insn pattern.
3227 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
3229 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3231 * config/i386/i386.md (any_shiftrt): New code iterator.
3232 (shiftrt_insn): New code attribute.
3234 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
3235 using any_shiftrt code iterator.
3236 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
3237 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
3238 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
3239 pattern from corresponding peephole2 patterns.
3240 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
3241 using any_shiftrt code iterator.
3242 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
3243 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
3244 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
3245 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
3246 *{ashr,lshr}<mode>3_cmp_zext.
3247 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
3249 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3251 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
3253 (*lshr<mode>3_cconly): Ditto.
3255 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3257 * config/i386/i386.md (lshr<mode>3): Macroize expander from
3258 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3259 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3260 pattern from *lshr{di,ti}3_1 and corresponding splitters using
3262 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3263 from corresponding peephole2 patterns.
3264 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
3265 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
3266 and *lshrdi3_1_rex64 using SWI mode iterator.
3267 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
3268 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
3269 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
3270 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
3271 and *lshrdi3_cmp_rex64 using SWI mode iterator.
3272 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
3273 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
3274 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
3275 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
3278 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
3280 * config/i386/i386.md (ashr<mode>3): Macroize expander from
3281 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3282 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3283 pattern from *ashr{di,ti}3_1 and corresponding splitters using
3285 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3286 from corresponding peephole2 patterns.
3287 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
3288 (ashrsi3_cvt): Rename from ashrsi3_31.
3289 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
3290 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
3291 and x86_64_shift_adj_3 using SWI48 mode iterator.
3292 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
3293 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
3294 and *ashrdi3_1_rex64 using SWI mode iterator.
3295 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
3296 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
3297 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
3298 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
3299 and *ashrdi3_cmp_rex64 using SWI mode iterator.
3300 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
3301 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
3302 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
3303 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
3305 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
3306 * config/i386/i386.c (ix86_split_ashr): Update for renamed
3307 x86_shift<mode>_adj_3 expanders.
3309 2010-04-10 Wei Guozhi <carrot@google.com>
3312 * config/arm/arm.c (arm_pic_static_addr): New function.
3313 (legitimize_pic_address): Call arm_pic_static_addr when it detects
3315 (arm_output_addr_const_extra): Output expression for new pattern.
3316 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
3318 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
3320 * ira-costs.c (record_reg_classes): Ignore alternatives that are
3323 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
3324 * web.c: Include "insn-config.h" and "recog.h".
3325 (union_match_dups): New function.
3326 (web_main): Call it.
3327 (union_defs): Don't try to recognize match_dups.
3329 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
3330 if doing so would replace the entire pattern.
3332 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3336 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
3337 and splitter pattern. Change splitter operand 1 predicate to
3340 2010-04-09 Martin Jambor <mjambor@suse.cz>
3342 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
3343 lattices are addresses of CONST_DECLs with the same initial value.
3344 (ipcp_print_all_lattices): Print values of CONST_DECLs.
3345 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3347 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
3348 Bernd Schmidt <bernds@codesourcery.com>
3350 * loop-invariant.c (replace_uses): New static function.
3351 (move_invariant_reg): Use it to ensure we can replace the uses.
3353 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
3355 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
3357 (picochip_override_options): Enable section anchors only above -O1.
3358 (picochip_reorg): Fixed a couple of build warnings.
3360 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3362 * configure.ac (plugin -rdynamic test): Log result.
3363 * configure: Regenerate.
3364 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
3365 (RDYNAMIC_SPEC): Define.
3366 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
3368 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3370 * configure.ac: Determine Sun ld version numbers.
3371 (comdat_group): Restrict GNU ld version checks to gld.
3372 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
3373 (enable_comdat): Support --enable-comdat.
3374 * configure: Regenerate.
3375 * doc/install.texi (Configuration): Document --enable-comdat.
3377 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3379 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
3380 * config/sol2-gld.h: ... here.
3381 * config.gcc (sparc*-*-solaris2*): Reflect this.
3382 (i[34567]86-*-solaris2*): Use it.
3384 2010-04-09 Steve Ellcey <sje@cup.hp.com>
3386 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
3388 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
3390 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3393 * diagnostic.c (diagnostic_initialize): Initialize
3394 some_warnings_are_errors.
3395 (diagnostic_finish): New.
3396 (diagnostic_action_after_output): Call it before exiting.
3397 (diagnostic_report_diagnostic): Do not print message here. Set
3398 some_warnings_are_errors.
3399 * diagnostic.h (diagnostic_context): Delete
3400 issue_warnings_are_errors_message. Add some_warnings_are_errors.
3401 (diagnostic_finish): Declare.
3402 * toplev.c (toplev_main): Call it before exit.
3404 2010-04-09 Jason Merrill <jason@redhat.com>
3407 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
3408 for incomplete type.
3411 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
3412 based on a warning flag.
3414 2010-04-09 Richard Guenther <rguenther@suse.de>
3416 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
3418 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
3421 * varasm.c (default_assemble_visibility): Wrap vars that are
3422 set, but unused, by targets without GAS.
3423 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
3424 Remove set, but unused, vars.
3425 (rs6000_legitimize_tls_address): Likewise.
3426 (altivec_expand_dst_builtin): Likewise.
3427 * config/darwin.c (machopic_classify_symbol): Likewise.
3428 (machopic_indirection_name): Likewise.
3430 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3432 * config/i386/i386.md (DWI): New mode iterator.
3433 (S): New mode attribute.
3434 (shift_operand): Ditto.
3435 (shift_immediate_operand): Ditto.
3436 (ashl_input_operand): Ditto.
3437 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
3438 using SDWIM mode iterator.
3439 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
3440 pattern from *ashl{di,ti}3_1 and corresponding splitters using
3442 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
3443 from corresponding peephole2 patterns.
3444 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
3445 and x86_64_shift_adj_1 using SWI48 mode iterator.
3446 (x86_shift<mode>_adj_2): Ditto.
3447 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
3448 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
3449 using SWI48 mode iterator.
3450 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
3451 *ashldi3_cmp_rex64 using SWI mode iterator.
3452 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
3453 *ashldi3_cconly_rex64 using SWI mode iterator.
3454 * config/i386/i386.c (ix86_split_ashl): Update for renamed
3455 x86_shift<mode>_adj_{1,2}.
3456 (ix86_split_ashr): Ditto.
3457 (ix86_split_lshr): Ditto.
3459 2010-04-09 Richard Guenther <rguenther@suse.de>
3461 * target.h (builtin_conversion): Pass in input and output types.
3462 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
3463 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
3464 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
3465 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
3467 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
3469 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
3471 2010-04-09 Richard Guenther <rguenther@suse.de>
3474 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
3476 2010-04-09 Richard Guenther <rguenther@suse.de>
3478 * tree-vectorizer.h (struct _stmt_vec_info): Document
3479 that vectype is the type of the LHS.
3480 (supportable_widening_operation, supportable_narrowing_operation):
3481 Get both input and output vector types as arguments.
3482 (vect_is_simple_use_1): Declare.
3483 (get_same_sized_vectype): Likewise.
3484 * tree-vect-loop.c (vect_determine_vectorization_factor):
3485 Set STMT_VINFO_VECTYPE to the vector type of the def.
3486 (vectorizable_reduction): Adjust.
3487 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
3488 Adjust. Specify the output vector type.
3489 (vect_pattern_recog_1): Adjust.
3490 * tree-vect-stmts.c (get_same_sized_vectype): New function.
3491 (vectorizable_call): Adjust.
3492 (vectorizable_conversion): Likewise.
3493 (vectorizable_operation): Likewise.
3494 (vectorizable_type_demotion): Likewise.
3495 (vectorizable_type_promotion): Likewise.
3496 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
3498 (vect_is_simple_use_1): New function.
3499 (supportable_widening_operation): Get both input and output
3501 (supportable_narrowing_operation): Likewise.
3502 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
3504 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
3506 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
3507 __thiscall and _thiscall as predefined macros.
3508 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
3509 thiscall attribute handling.
3510 (ix86_comp_type_attributes): Likewise.
3511 (ix86_function_regparm): Likewise.
3512 (ix86_return_pops_args): Likewise.
3513 (init_cumulative_args): Likewise.
3514 (find_drap_reg): Likewise.
3515 (ix86_static_chain): Likewise.
3516 (x86_this_parameter): Likewise.
3517 (x86_output_mi_thunk): Likewise.
3518 (ix86_attribute_table): Add description for thiscall attribute.
3519 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
3520 * doc/extend.texi: Add documentation for thiscall.
3522 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3525 * c.opt (Wint-to-pointer-cast): Available in C++.
3526 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
3528 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
3530 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
3531 * calls.c (expand_call): Pass the function type to aggregate_value_p.
3532 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
3533 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
3534 function type instead. Reorder and simplify checks.
3536 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
3538 2010-04-08 Jing Yu <jingyu@google.com>
3539 Zdenek Dvorak <ook@ucw.cz>
3541 PR tree-optimization/42720
3542 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
3543 loop unswitch conditions here from ...
3544 (tree_unswitch_single_loop): ... here.
3546 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3548 * tree-if-conv.c: Fix comments and simplify logic.
3550 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3552 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
3553 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
3554 (main_tree_if_conversion): Update call to tree_if_conversion.
3556 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3559 * doc/invoke.texi (-b,-V): Delete.
3560 * doc/tm.texi: Do not mention -b.
3561 * gcc.c (display_help): Delete -b and -V.
3562 (process_command): Delete -b and -V.
3563 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
3565 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
3566 Wolfgang Gellerich <gellerich@de.ibm.com>
3568 Implement target hook for loop unrolling
3569 * target.h (loop_unroll_adjust): Add a new target hook function.
3570 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
3571 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
3572 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
3573 (s390_loop_unroll_adjust): Implement the new target hook for s390.
3574 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
3576 (decide_unroll_stupid): Likewise.
3578 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3581 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
3583 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3585 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
3586 (Specific, *-*-solaris2*): Likewise.
3587 Don't prefer Sun as over GNU as.
3589 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
3591 * config/s390/s390.c (override_options): Adjust the z10
3592 defaults for max-unroll-times, max-completely-peeled-insns
3593 and max-completely-peel-times.
3595 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3597 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
3598 instructions for z10.
3599 (s390_expand_setmem): Likewise.
3600 (s390_expand_cmpmem): Likewise.
3602 2010-04-08 Richard Guenther <rguenther@suse.de>
3604 PR tree-optimization/43679
3605 * tree-ssa-pre.c (eliminate): Only propagate copies.
3607 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3610 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
3611 set but not used variable warning.
3613 2010-04-08 Wei Guozhi <carrot@google.com>
3616 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
3617 (arm_size_rtx_costs): Call the new function when optimized for size.
3619 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3622 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
3623 op0 is not a MEM, just return NULL instead of assertion
3625 (discover_nonconstant_array_refs): Don't walk debug stmts.
3627 2010-04-08 Doug Kwan <dougkwan@google.com>
3629 * configure.ac: Recognize gold and do not use its version number
3630 to test ld features.
3631 * configure: Regenerate.
3633 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
3636 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
3637 (negate_value): Move code to push elements to broken_up_substracts ...
3638 (eliminate_plus_minus_pair): ... here. Push operands that have no
3639 negative pair to plus_negates.
3640 (repropagate_negates, init_reassoc, fini_reassoc): Update.
3642 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3644 * doc/install.texi (Configuration): Move description of
3645 --enable-lto, --with-libelf*, --enable-gold from Java section to
3648 * doc/generic.texi (Working with declarations)
3649 (Function Properties, C and C++ Trees): Fix typos.
3650 * doc/sourcebuild.texi (Top Level): Likewise.
3652 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3655 * tree.h (DECL_READ_P): Define.
3656 (struct tree_decl_common): Add decl_read_flag.
3657 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
3658 a set but not used warning.
3659 (merge_decls): Merge DECL_READ_P flag.
3660 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
3661 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
3662 * c-common.c (handle_used_attribute, handle_unused_attribute):
3664 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
3666 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
3668 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
3669 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
3670 c_parser_binary_expression, c_parser_cast_expression,
3671 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
3672 Call default_function_array_read_conversion instead of
3673 default_function_array_conversion where needed.
3674 (c_parser_unary_expression, c_parser_conditional_expression,
3675 c_parser_postfix_expression_after_primary, c_parser_initelt):
3676 Likewise. Call mark_exp_read where needed.
3677 (c_parser_statement_after_labels, c_parser_asm_operands,
3678 c_parser_typeof_specifier, c_parser_sizeof_expression,
3679 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
3681 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
3683 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
3684 (warn_unused_but_set_parameter): Default to warn_unused
3686 * doc/invoke.texi: Document -Wunused-but-set-variable and
3687 -Wunused-but-set-parameter.
3689 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
3690 used count variable.
3691 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
3692 when operandN variables aren't used in the body of the expander
3694 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
3695 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
3696 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
3697 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
3698 FOR_EACH_IMM_USE_ON_STMT): Likewise.
3699 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
3700 * tree.c (PROCESS_ARG): Likewise.
3702 2010-04-07 Simon Baldwin <simonb@google.com>
3704 * diagnostic.h (diagnostic_override_option_index): New macro to
3705 set a diagnostic's option_index.
3706 * c-tree.h (c_cpp_error): Add warning reason argument.
3707 * opts.c (_warning_as_error_callback): New.
3708 (register_warning_as_error_callback): Store callback for
3709 warnings enabled via enable_warning_as_error.
3710 (enable_warning_as_error): Call callback, minor code tidy.
3711 * opts.h (register_warning_as_error_callback): Declare.
3712 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
3713 response to -Werror=.
3714 (c_common_init_options): Register warning_as_error_callback in opts.c.
3715 * common.opt: Add -Wno-cpp option.
3716 * c-common.c (struct reason_option_codes_t): Map cpp warning
3717 reason codes to gcc option indexes.
3718 * (c_option_controlling_cpp_error): New function, lookup the gcc
3719 option index for a cpp warning reason code.
3720 * (c_cpp_error): Add warning reason argument, call
3721 c_option_controlling_cpp_error for diagnostic_override_option_index.
3722 * doc/invoke.texi: Document -Wno-cpp.
3724 2010-04-07 Richard Guenther <rguenther@suse.de>
3726 * ipa-reference.c (mark_load): Use get_base_address.
3727 (mark_store): Likewise.
3729 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
3730 inserting GIMPLE_NOPs into the IL.
3731 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3732 Explicitly strip handled components and indirect references.
3734 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
3735 folding address expressions.
3736 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
3737 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
3738 operand_equal_p to compare decls.
3739 (ptr_deref_may_alias_decl_p): Likewise.
3740 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
3741 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
3742 Handle reversed comparison ops.
3743 * tree-sra.c (asm_visit_addr): Use get_base_address.
3744 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
3745 * ipa-reference.c (mark_address): Use get_base_address.
3747 2010-04-07 Richard Guenther <rguenther@suse.de>
3749 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
3750 Propagate constants everywhere.
3752 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3755 * tree.c (MAX_INT_CACHED_PREC): Define.
3756 (nonstandard_integer_type_cache): New array.
3757 (build_nonstandard_integer_type): Cache results for precision
3758 <= MAX_INT_CACHED_PREC.
3760 2010-04-07 Richard Guenther <rguenther@suse.de>
3762 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
3763 -fargument-noalias-global, -fargument-noalias-anything): Remove.
3764 * common.opt: Likewise.
3765 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
3766 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
3767 (nonoverlapping_memrefs_p): Likewise.
3768 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3769 * opts.c (common_handle_option): Handle OPT_fargument_alias,
3770 OPT_fargument_noalias, OPT_fargument_noalias_anything and
3771 OPT_fargument_noalias_global for backward compatibility.
3773 2010-04-07 Richard Guenther <rguenther@suse.de>
3775 PR tree-optimization/43270
3776 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
3777 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
3778 * tree-ssa-pre.c (phi_translate_1): Adjust.
3779 (fully_constant_expression): Split out vn_reference handling to ...
3780 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
3781 Fold reads from constant strings.
3782 (vn_reference_lookup): Handle fully constant references.
3783 (vn_reference_lookup_pieces): Likewise.
3784 * Makefile.in (expmed.o-warn): Add -Wno-error.
3786 2010-04-07 Martin Jambor <mjambor@suse.cz>
3788 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
3790 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
3793 * gcc.c: Add -static-libstdc++ to list of recognized options.
3795 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3797 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
3799 2010-04-07 Richard Guenther <rguenther@suse.de>
3802 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
3803 bases build simple mem attributes to retain points-to information.
3805 2010-04-07 Richard Guenther <rguenther@suse.de>
3808 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
3809 preserve points-to related information.
3811 2010-04-07 Richard Guenther <rguenther@suse.de>
3814 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
3815 discard plain indirect references.
3816 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
3817 * tree.c (tree_nop_conversion): Likewise.
3819 2010-04-07 Dodji Seketeli <dodji@redhat.com>
3822 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
3824 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
3826 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
3827 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
3829 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3831 * tree-if-conv.c: Fix indentation and comments.
3833 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3835 * tree-if-conv.c: Sort static functions in topological order.
3837 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3839 * tree-if-conv.c: Fix indentation and comments.
3841 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3844 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
3845 lang_hooks.types.type_for_size instead of
3846 build_nonstandard_integer_type.
3847 When converting an unsigned type to signed, double its precision.
3848 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
3849 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
3850 (graphite_create_new_loop_guard): When ub + 1 wraps around,
3853 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3856 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
3857 POINTER_PLUS_EXPR for pointer types.
3859 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3862 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
3863 * graphite-clast-to-gimple.c: Include langhooks.h.
3864 (max_signed_precision_type): New.
3865 (max_precision_type): Takes two types as arguments.
3866 (precision_for_value): New.
3867 (precision_for_interval): New.
3868 (gcc_type_for_interval): New.
3869 (gcc_type_for_value): New.
3870 (gcc_type_for_clast_term): New.
3871 (gcc_type_for_clast_red): New.
3872 (gcc_type_for_clast_bin): New.
3873 (gcc_type_for_clast_expr): Split up into several functions.
3874 (gcc_type_for_clast_eq): Rewritten.
3875 (compute_bounds_for_level): New.
3876 (compute_type_for_level_1): New.
3877 (compute_type_for_level): New.
3878 (gcc_type_for_cloog_iv): Removed.
3879 (gcc_type_for_iv_of_clast_loop): Rewritten.
3880 (graphite_create_new_loop): Compute the lower and upper bound types
3881 with gcc_type_for_clast_expr.
3882 (graphite_create_new_loop_guard): Same.
3883 (find_cloog_iv_in_expr): Removed.
3884 (compute_cloog_iv_types_1): Removed.
3885 (compute_cloog_iv_types): Removed.
3886 (gloog): Do not call compute_cloog_iv_types.
3887 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
3889 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
3890 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
3891 (GBB_CLOOG_IV_TYPES): Removed.
3893 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3895 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
3896 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
3897 (detect_commutative_reduction): Same.
3899 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3901 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
3902 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
3904 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
3905 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
3906 (rewrite_commutative_reductions_out_of_ssa): Same.
3907 * passes.c (execute_function_todo): Call verify_ssa for every pass
3908 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
3909 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
3910 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
3911 with an extra argument.
3912 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
3913 verify_ssa only when the extra argument is true.
3914 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
3915 with an extra argument.
3916 (tree_transform_and_unroll_loop): Same.
3918 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3920 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
3921 for all the passes of the LNO having LOOP_CLOSED_SSA.
3922 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
3923 * tree-loop-distribution.c (pass_loop_distribution): Same.
3924 * tree-pass.h (TODO_verify_loops): Removed.
3925 * tree-ssa-loop.c (pass_tree_loop_init): Same.
3927 (pass_tree_unswitch): Same.
3928 (pass_predcom): Same.
3929 (pass_vectorize): Same.
3930 (pass_linear_transform): Same.
3931 (pass_graphite_transforms): Same.
3932 (pass_iv_canon): Same.
3933 (pass_complete_unroll): Same.
3934 (pass_complete_unrolli): Same.
3935 (pass_parallelize_loops): Same.
3936 (pass_loop_prefetch): Same.
3937 (pass_iv_optimize): Same.
3939 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
3942 * passes.c (init_optimization_passes): Move pass_lim before
3943 pass_copy_prop and pass_dce_loop.
3945 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3948 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
3949 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
3950 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
3951 MULTI_* defines for 4 argument vpermil2p* builtins.
3953 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3955 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
3956 * config/i386/i386.c (x86_maybe_negate_const_int): New.
3957 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
3958 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
3959 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
3960 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
3961 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
3962 Use x86_maybe_negate_const_int to output insn mnemonic.
3963 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
3964 check from instruction predicate. Update comments.
3965 * config/i386/sync.md (sync_add<mode>): Use
3966 x86_maybe_negate_const_int to output insn mnemonic.
3968 2010-04-06 Jan Hubicka <jh@suse.cz>
3970 PR tree-optimization/42906
3971 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
3972 IGNORE_SELF argument. Set visited_control_parents for fully
3974 (find_obviously_necessary_stmts): Update call of
3975 mark_control_dependent_edges_necessary.
3976 (propagate_necessity): Likewise. Handle PHI edges more curefully.
3978 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3980 * config/i386/i386.md: Remove comment about 'e' and 'E'
3983 2010-04-06 Richard Guenther <rguenther@suse.de>
3985 PR tree-optimization/43627
3986 * tree-vrp.c (extract_range_from_unary_expr): Widenings
3987 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
3990 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3992 * BASE-VER: Change to 4.6.0.
3995 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
3998 2010-04-06 Richard Guenther <rguenther@suse.de>
4001 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
4003 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4005 * doc/invoke.texi (Optimize Options): Document that LTO
4006 won't remove object access purely due to incompatible
4009 2010-04-04 Matthias Klose <doko@ubuntu.com>
4011 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
4012 Initialize variable.
4014 2010-04-03 Richard Guenther <rguenther@suse.de>
4017 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
4018 require a non-NULL MEM_OFFSET.
4020 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
4022 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
4023 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
4024 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
4025 config/alpha/predicates.md, config/arm/arm.md,
4026 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
4027 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
4028 config/darwin9.h, config/darwin.c, config/darwin.h,
4029 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
4030 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
4031 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
4032 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
4033 config/mips/mips.md, config/mn10300/mn10300.c,
4034 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
4035 config/rs6000/aix.h, config/rs6000/dfp.md,
4036 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
4037 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
4038 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
4039 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
4040 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
4041 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
4042 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
4043 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
4044 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
4045 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
4046 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
4047 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
4048 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
4049 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
4050 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
4051 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
4052 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
4053 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
4054 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
4055 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
4056 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
4057 opt-functions.awk, opth-gen.awk, params.def, passes.c,
4058 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
4059 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
4060 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
4061 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
4062 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
4063 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
4064 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
4065 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
4066 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
4067 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
4068 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
4069 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
4070 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
4071 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
4073 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4076 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
4077 * aclocal.m4: Regenerate.
4079 2010-04-02 Richard Guenther <rguenther@suse.de>
4081 PR tree-optimization/43629
4082 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
4083 if we have seen a constant value.
4085 2010-04-02 Joseph Myers <joseph@codesourcery.com>
4087 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
4089 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
4092 * arm.c (legitimize_tls_address): Adjust call to
4093 gen_tls_load_dot_plus_four.
4094 (arm_note_pic_base): New function.
4095 (arm_cannot_copy_insn_p): Use it.
4096 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
4099 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4104 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4106 * Makefile.in ($(out_object_file)): Depend on
4107 gt-$(basename $(notdir $(out_file))).h.
4109 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
4111 * config.gcc (lm32-*-rtems*): Add t-lm32.
4113 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
4115 * config.gcc: Add lm32-*-rtems*.
4116 * config/lm32/rtems.h: New file.
4118 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
4121 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
4123 2010-04-01 Jakub Jelinek <jakub@redhat.com>
4125 * dwarf2out.c (output_compilation_unit_header): For
4126 -gdwarf-4 use version 4 instead of version 3.
4127 (output_line_info): For version 4 and above emit additional
4128 maximum ops per insn header field.
4129 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
4131 * dwarf2out.c (is_c_family, is_java): Remove.
4132 (lower_bound_default): New function.
4133 (add_bound_info, gen_descr_array_type_die): Use it.
4135 2010-04-01 Dodji Seketeli <dodji@redhat.com>
4138 * dwarf2out.c (gen_variable_die): Allow debug info for variable
4139 re-declaration when it happens in a function.
4141 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
4143 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
4144 (cgraph_remove_function_insertion_hook): Same.
4145 (cgraph_call_function_insertion_hooks): Same.
4147 2010-04-01 Richard Guenther <rguenther@suse.de>
4150 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
4151 and TREE_THIS_VOLATILE.
4152 (copy_ref_info): Likewise.
4153 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
4154 * tree.c (build6_stat): Ignore side-effects of all but arg5
4155 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
4158 2010-04-01 Richard Guenther <rguenther@suse.de>
4160 PR tree-optimization/43607
4161 * ipa-type-escape.c (check_call): Do not access non-existing
4164 2010-04-01 Richard Guenther <rguenther@suse.de>
4168 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4169 Jack Howarth <howarth@bromo.med.uc.edu>
4171 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4174 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4176 * doc/install.texi (Prerequisites): Document libelf usability on
4177 IRIX 5/6 and Solaris 2.
4178 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
4179 Update GNU as, GNU ld requirements.
4180 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
4181 Document Sun Studio compiler download.
4182 Update and simplify as, ld recommendations.
4183 (Specific, *-*-solaris2.7): Note obsoletion, removal.
4185 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4187 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
4188 with_tune_32 to pentium4.
4190 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
4192 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
4194 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4196 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
4197 obsoletion, removal.
4199 Document GNU as requirement.
4200 Update configure requirements.
4201 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
4202 Recomment IRIX 6.5.18+.
4203 Document IDF/IDL requirement.
4204 Document GNU as requirement.
4205 Document GNU ld bootstrap failure.
4206 Remove freeware.sgi.com reference.
4208 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4210 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
4211 UNIX V4.0, V5.0 obsoletion, removal.
4212 Remove --with-gc=simple reference.
4213 Update VM requirements during bootstrap.
4214 Remove -oldas bootstrap description.
4215 Update binutils reference.
4216 Remove comparison failure note.
4218 2010-03-31 Richard Guenther <rguenther@suse.de>
4219 Zdenek Dvorak <ook@ucw.cz>
4220 Sebastian Pop <sebastian.pop@amd.com>
4223 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
4224 with multiple arguments.
4225 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
4227 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4229 * graphite-dependences.c (print_pddr): Call print_pdr with an
4231 * graphite-poly.c (debug_pdr): Add an extra argument for the
4234 (print_pbb_domain): Same.
4236 (print_scop_context): Same.
4238 (print_cloog): Same.
4239 (debug_pbb_domain): Same.
4243 (debug_scop_context): Same.
4245 (debug_cloog): Same.
4246 (print_scop_params): Same.
4247 (debug_scop_params): Same.
4248 (print_iteration_domain): Same.
4249 (print_iteration_domains): Same.
4250 (debug_iteration_domain): Same.
4251 (debug_iteration_domains): Same.
4252 (print_scattering_function): Same.
4253 (print_scattering_functions): Same.
4254 (debug_scattering_function): Same.
4255 (debug_scattering_functions): Same.
4256 * graphite-poly.h (debug_pdr): Update declaration.
4258 (print_pbb_domain): Same.
4260 (print_scop_context): Same.
4262 (print_cloog): Same.
4263 (debug_pbb_domain): Same.
4267 (debug_scop_context): Same.
4269 (debug_cloog): Same.
4270 (print_scop_params): Same.
4271 (debug_scop_params): Same.
4272 (print_iteration_domain): Same.
4273 (print_iteration_domains): Same.
4274 (debug_iteration_domain): Same.
4275 (debug_iteration_domains): Same.
4276 (print_scattering_function): Same.
4277 (print_scattering_functions): Same.
4278 (debug_scattering_function): Same.
4279 (debug_scattering_functions): Same.
4281 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4283 * graphite-poly.c (print_scattering_function_1): New.
4284 (print_scattering_function): Call it.
4285 (print_scop_params): Remove spaces at the end of lines.
4288 * graphite-poly.h (print_cloog): Declared.
4289 (debug_cloog): Declared.
4291 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4293 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
4295 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
4296 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
4297 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
4298 to switch between adding the IV bump in loop->latch or in loop->header.
4300 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4302 * graphite-poly.c (print_scattering_function): Pretty print following
4305 (print_pbb_domain): Same.
4306 (dump_gbb_cases): Same.
4307 (dump_gbb_conditions): Same.
4310 (print_scop_params): Same.
4311 (print_scop_context): Same.
4313 (print_pbb_body): New.
4314 (lst_indent_to): New.
4315 (print_lst): Start new lines with a #.
4316 * graphite-poly.h (pbb_bb): New.
4317 (pbb_index): Use pbb_bb.
4318 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
4320 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
4322 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4324 * dwarf2out.c (size_of_die): For -gdwarf-4 use
4325 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
4326 and 0 instead of 1 for dw_val_class_flag.
4327 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
4328 dw_val_class_range_list, dw_val_class_loc_list,
4329 dw_val_class_lineptr and dw_val_class_macptr, use
4330 DW_FORM_flag_present for dw_val_class_flag and
4331 DW_FORM_exprloc for dw_val_class_loc.
4332 (output_die): For -gdwarf-4 print dw_val_class_loc
4333 size as uleb128 instead of 1 or 2 bytes and don't print
4334 anything for dw_val_class_flag.
4336 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
4337 instead of cselib_lookup following by tweaking locs->setting_insn.
4340 * cselib.c (cselib_process_insn): Clear cselib_current_insn
4341 even before returning from label, setjmp call or volatile asm
4344 2010-03-31 Richard Guenther <rguenther@suse.de>
4347 * cgraphunit.c (cgraph_output_in_order): Do not allocate
4348 temporary data on stack.
4350 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4352 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
4353 (PUSHSECTION_ASM_OP): Remove.
4354 (POPSECTION_ASM_OP): Remove.
4355 (PUSHSECTION_FORMAT): Remove.
4356 * config/sol2.h (PUSHSECTION_FORMAT): Define.
4357 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
4358 * config/sol2.c (solaris_output_init_fini): Use it.
4360 2010-03-31 Jie Zhang <jie@codesourcery.com>
4363 * opt-functions.awk (var_type_struct): Use signed char type
4364 for simple variables.
4366 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4368 * config/sol2.c: Include output.h.
4369 (solaris_assemble_visibility): New function.
4370 * config/t-sol2 (sol2.o): Add output.h dependency.
4371 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
4372 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
4375 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4378 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
4379 V2SImode or XFmode on PRE_DEC.
4382 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
4385 2010-03-31 Jie Zhang <jie@codesourcery.com>
4388 * reload.h (caller_save_initialized_p): Declare.
4389 * toplev.c (backend_init_target): Don't call
4390 init_caller_save but set caller_save_initialized_p to false.
4391 * caller-save.c (caller_save_initialized_p): Define.
4392 (init_caller_save): Check caller_save_initialized_p.
4393 * ira.c (ira): Call init_caller_save if flag_caller_saves.
4395 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4398 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
4399 and soft-fp/t-softfp to tmake_file.
4400 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
4401 (LIBGCC2_TF_CEXT): Define.
4404 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
4407 * cselib.c (n_useless_values): Document handling of debug locs.
4408 (n_useless_debug_values, n_debug_values): New variables.
4409 (new_elt_loc_list): Don't add to debug values, keep count.
4410 (promote_debug_loc): New.
4411 (cselib_reset_table): Zero new variables.
4412 (entry_and_rtx_equal_p): Promote debug locs.
4413 (discard_useless_locs): Increment n_useless_debug_values for
4415 (remove_useless_values): Adjust n_useless_values and n_debug_values
4416 with n_useless_debug_values.
4417 (add_mem_for_addr): Promote debug locs.
4418 (cselib_lookup_mem): Likewise.
4419 (cselib_lookup_addr): Renamed to...
4420 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
4421 (cselib_log_lookup): ... this. Turn into...
4422 (cselib_lookup_addr): ... new wrapper.
4423 (cselib_lookup_from_insn): New.
4424 (cselib_invalidate_regno): Increment n_useless_debug_values for
4426 (cselib_invalidate_mem): Likewise.
4427 (cselib_process_insn): Take n_deleted and n_debug_values into
4428 account to guard remove_useless_value call.
4429 (cselib_finish): Zero n_useless_debug_values.
4430 * cselib.h (cselib_lookup_from_insn): Declare.
4431 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
4432 (sched_analyze_2): Likewise.
4434 2010-03-30 Jakub Jelinek <jakub@redhat.com>
4436 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
4438 (adjust_mems): Replace narrowing SUBREG of expression containing
4439 just PLUS, MINUS, MULT and ASHIFT of registers and constants
4440 with operations in the narrower mode.
4443 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
4444 regs_invalidated_by_call instead all call_used_reg_set registers.
4446 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
4449 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
4450 pointer comparisons with types_compatible_p.
4451 * tree-vect-stmts.c (vectorizable_call): Same.
4452 (vectorizable_condition): Same.
4454 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4456 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
4457 stack check if the mask would be zero.
4459 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4460 Jack Howarth <howarth@bromo.med.uc.edu>
4462 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4465 2010-03-30 Joseph Myers <joseph@codesourcery.com>
4468 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
4470 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
4471 Include ___unordxf2 and ___unordtf2.
4472 * config/i386/libgcc-glibc.ver: Do not define inheritance from
4475 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
4477 * config/lm32/t-lm32: New file.
4478 * config.gcc: Use the above file when targetting lm32.
4480 2010-03-28 Duncan Sands <baldrick@free.fr>
4482 * Makefile.in (PLUGIN_HEADERS): Add except.h.
4484 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4487 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
4488 Improve vectorization cost model diagnostic.
4490 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4493 * tree-vect-data-refs.c (vect_analyze_data_refs): When
4494 compute_data_dependences_for_loop returns false, early exit
4495 and output an extra diagnostic for the failed data reference
4498 2010-03-29 Richard Guenther <rguenther@suse.de>
4500 PR tree-optimization/43560
4501 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
4502 (can_sm_ref_p): Treat stores to readonly locations as trapping.
4504 2010-03-29 Jie Zhang <jie@codesourcery.com>
4507 * toplev.c (process_options): Set optimization_default_node
4508 and optimization_current_node.
4509 * opts.c (decode_options): Don't set optimization_default_node
4510 and optimization_current_node.
4512 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
4514 * config/rtems.h: Abandon -qrtems_debug.
4516 2010-03-28 Jan Hubicka <jh@suse.cz>
4518 PR tree-optimization/43505
4519 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
4520 map should not be copied.
4522 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4525 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
4526 cdtors, set DECL_PRESERVE_P.
4527 * ipa.c (cgraph_externally_visible_p): Return true if declaration
4530 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
4532 PR tree-optimization/43528
4533 * stor-layout.c (place_field): Check that constant fits into
4534 unsigned HWI when skipping calculation of MS bitfield layout.
4536 2010-03-27 Jan Hubicka <jh@suse.cz>
4539 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
4540 notice_global_symbol work.
4542 2010-03-27 Jakub Jelinek <jakub@redhat.com>
4544 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
4545 instead of dwarf2out_decl.
4546 (struct var_loc_node): Remove section_label field.
4547 (dwarf2out_function_decl): New function.
4548 (dwarf2out_var_location): Don't set section_label field.
4549 (dwarf2out_begin_function): Don't empty decl_loc_table here.
4551 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4553 PR tree-optimization/43544
4554 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4555 First argument for builtin vectorized function hook is now a
4556 tree to be able to distinguish between machine specific and
4558 * targhooks.c (default_builtin_vectorized_function): Ditto.
4559 * targhooks.h (default_builtin_vectorized_function): Ditto.
4560 * target.h (struct gcc_target): Ditto.
4561 * tree-vect-stmts.c (vectorizable_function): Ditto.
4562 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
4563 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4566 2010-03-26 Joseph Myers <joseph@codesourcery.com>
4569 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
4570 nested binding iff it is a FUNCTION_DECL.
4571 (store_parm_decls_newstyle): Pass nested=true to bind for
4572 FUNCTION_DECLs amongst parameters.
4574 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4576 * var-tracking.c (vt_expand_loc_callback): Don't run
4577 cselib_expand_value_rtx_cb in dummy mode if
4578 cselib_dummy_expand_value_rtx_cb returned false.
4580 * var-tracking.c (emit_note_insn_var_location): For one part
4581 notes with offset 0, don't add EXPR_LIST around the location.
4582 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
4583 add_location_or_const_value_attribute): Adjust for that change.
4586 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
4587 into first operand and location into second.
4588 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
4589 dw_cfi_oprnd_loc for DW_CFA_expression.
4590 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
4591 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
4592 assume first argument is regnum and second argument is location.
4594 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4597 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
4598 of scratch register to DImode. Split to DImode comparison operator.
4599 Use SImode subreg of scratch register in the multiplication.
4600 (*cmp_sadd_sidi): Ditto.
4601 (*cmp_ssub_si): Ditto.
4602 (*cmp_ssub_sidi): Ditto.
4604 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4607 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
4608 Remove invalid assert and wrong comment.
4610 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4613 * flags.h (final_insns_dump_p): New extern.
4614 * final.c (final_insns_dump_p): New variable.
4615 (rest_of_clean_state): Set it before -fdump-final-insns=
4616 dumping, clear afterwards.
4617 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
4618 MEM_ALIAS_SET on MEMs.
4620 2010-03-26 David S. Miller <davem@davemloft.net>
4622 * configure.ac: Fix sparc GOTDATA_OP bug check.
4623 * configure: Rebuild.
4625 2010-03-26 Alan Modra <amodra@gmail.com>
4627 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
4629 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4631 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
4632 TLS_SECTION_ASM_FLAG.
4634 2010-03-25 Jakub Jelinek <jakub@redhat.com>
4637 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
4638 Clear first_function_block_is_cold.
4641 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
4642 argument if the argument is truth_value_p.
4644 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4646 * config/rs6000/constraints.md: Update copyright year for my changes.
4649 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
4650 used in reg+reg addressing, swap registers.
4652 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4655 * target.h (struct gcc_target): Add code_end hook.
4656 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
4658 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
4659 * toplev.c (compile_file): Call targetm.asm_out.code_end
4660 hook before unwind info/debug info output.
4661 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
4662 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
4663 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4664 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
4665 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4666 * config/i386/i386.c (ix86_file_end): Renamed to...
4667 (ix86_code_end): ... this. Make static. Don't call
4668 file_end_indicate_exec_stack. Emit unwind info using
4669 final_start_function/final_end_function.
4670 (darwin_x86_file_end): Remove.
4671 (TARGET_ASM_CODE_END): Define.
4672 * config/i386/i386.h (TARGET_ASM_FILE_END,
4673 NEED_INDICATE_EXEC_STACK): Don't define.
4674 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
4675 (TARGET_ASM_FILE_END): Define to darwin_file_end.
4676 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
4677 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
4680 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
4681 at the beginning and final_end_function at the end.
4682 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
4684 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4686 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
4687 and Sun as TLS syntax.
4688 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
4689 * configure: Regenerate.
4690 * config.in: Regenerate.
4691 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
4692 (default_elf_asm_named_section): Use it.
4693 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
4694 (i386_output_dwarf_dtprel): Likewise.
4695 (output_addr_const_extra): Likewise.
4696 (output_pic_addr_const): Lowercase @GOTTPOFF.
4697 (output_addr_const_extra): Likewise.
4698 (output_pic_addr_const): Lowercase @GOTNTPOFF.
4699 (output_addr_const_extra): Likewise.
4700 (output_pic_addr_const): Lowercase @INDNTPOFF.
4701 (output_addr_const_extra): Likewise.
4702 (output_pic_addr_const): Lowercase @NTPOFF.
4703 (output_addr_const_extra): Likewise.
4704 (output_pic_addr_const): Lowercase @TPOFF.
4705 (output_addr_const_extra): Likewise.
4706 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
4707 (*tls_global_dynamic_64): Likewise.
4708 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
4709 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
4711 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
4712 (ASM_OUTPUT_TLS_COMMON): Use it.
4713 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
4716 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
4717 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
4718 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
4719 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
4720 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4721 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
4723 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4725 * config/i386/i386.c (override_options): Don't accept
4726 -mtls-dialect=sun any longer.
4727 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
4728 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
4729 (*tls_local_dynamic_base_32_sun): Likewise.
4730 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4732 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4735 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4736 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
4739 * ira.c (adjust_cleared_regs): New function.
4740 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
4744 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
4746 * expr.c (expand_expr_real): Restore previous
4747 curr_insn_source_location and curr_insn_block after
4748 expand_expr_real_1 call.
4749 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
4750 instead of expand_expr_real_1.
4752 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
4754 PR rtl-optimization/43413
4755 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
4758 2010-03-22 James E. Wilson <wilson@codesourcery.com>
4761 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
4762 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
4764 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
4766 * config/i386/i386.c (ix86_target_string): Add -mfma.
4767 Fix a typo in comment.
4769 2010-03-22 Mike Stump <mikestump@comcast.net>
4772 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
4773 Don't overly align based upon packed packed fields.
4775 2010-03-22 Jason Merrill <jason@redhat.com>
4777 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
4778 Use () rather than [], and move before the element type.
4780 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4782 * doc/configfiles.texi (Configuration Files): Removed
4783 fixinc/Makefile*, intl/Makefile.*.
4784 * doc/makefile.texi: Fixed markup. Abstract from version
4785 control system used.
4786 (Makefile): Removed obsolete gcc/java/parse.y example.
4787 * doc/sourcebuild.texi: Likewise.
4788 (Top Level): Added config, gnattools, libdecnumber, libgcc,
4789 libgomp, libssp. Removed fastjar.
4790 (Miscellaneous Docs): Clarify location.
4791 Added COPYING3, COPYING3.LIB.
4792 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
4794 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4797 * config/i386/i386.c (x86_function_profiler)
4798 [!NO_PROFILE_COUNTERS]: Fix typo.
4799 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
4802 2010-03-22 Janis Johnson <janis187@us.ibm.com>
4803 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4805 * doc/sourcebuild.texi (Test Directives): Split into six
4806 subsections, with most of the current text in new subsections
4807 Directives, Selectors, and Final Actions.
4808 (Directives): Split list of test directives into multiple
4810 (Selectors): Describe use and syntax of selectors.
4811 (Effective-Target Keywords): Describe all existing keywords.
4812 (Add Options): Describe features for dg-add-options.
4813 (Require Support): Describe variants of dg-require-support.
4814 (Final Actions): Describe commands to use in dg-final.
4816 2010-03-22 Michael Matz <matz@suse.de>
4819 * recog.c (validate_replace_rtx_group): Replace also in
4820 REG_EQUAL and REG_EQUIV notes.
4822 2010-03-22 Richard Guenther <rguenther@suse.de>
4824 PR tree-optimization/43390
4825 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
4826 sure vector extracts are type correct.
4828 2010-03-22 Richard Guenther <rguenther@suse.de>
4831 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
4832 x * sqrt (x) even when optimizing for size if the target
4833 has native support for sqrt.
4835 2010-03-22 Jakub Jelinek <jakub@redhat.com>
4837 * varasm.c (make_decl_rtl_for_debug): Also clear
4838 flag_mudflap for the duration of make_decl_rtl call.
4841 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
4842 locs from preserved VALUEs.
4844 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4847 * pa.md (movmemsi): Set align to one if zero.
4848 (movmemdi): Likewise.
4850 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
4853 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
4854 with their corresponding prologue pushes.
4856 2010-03-20 Andrew Pinski <pinskia@gmail.com>
4859 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
4860 at the begining or end.
4861 (spu_expand_epilogue): Likewise.
4863 2010-03-20 Richard Guenther <rguenther@suse.de>
4865 PR rtl-optimization/43438
4866 * combine.c (make_extraction): Properly zero-/sign-extend an
4867 extraction of the low part of a CONST_INT. Also handle
4870 2010-03-19 Mike Stump <mikestump@comcast.net>
4872 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
4873 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
4874 (override_options): Use SUBTARGET32_DEFAULT_CPU.
4876 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4879 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
4882 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
4884 PR rtl-optimization/42258
4885 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
4886 use that may match DEF.
4889 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
4890 the cost of loading the constant rather than assuming
4892 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
4893 outer code is AND, do the same tests as the andsi3 expander and
4894 return COSTS_N_INSNS (1) if and is cheap.
4896 * optabs.c (avoid_expensive_constant): Fix formatting.
4898 2010-03-19 Michael Matz <matz@suse.de>
4901 * attribs.c (decl_attributes): When rebuilding a function pointer
4902 type use the same qualifiers as the original pointer type.
4904 2010-03-19 Martin Jambor <mjambor@suse.cz>
4906 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
4907 and is_gimple_ip_invariant_address.
4909 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4912 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4914 * config/arm/arm.c (arm_override_options): Turn off
4915 flag_dwarf2_cfi_asm for AAPCS variants.
4917 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4920 * config/arm/arm.c (emit_multi_reg_push): Update comments.
4921 Use PRE_MODIFY instead of PRE_DEC.
4922 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
4923 (vfp_emit_fstmd): Likewise.
4925 2010-03-19 Michael Matz <matz@suse.de>
4928 * builtins.c (expand_builtin_interclass_mathfn,
4929 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
4932 2010-03-19 Richard Guenther <rguenther@suse.de>
4934 PR tree-optimization/43415
4935 * tree-ssa-pre.c (phi_translate): Split out worker to ...
4936 (phi_translate_1): ... this.
4937 (phi_translate): Move all caching here. Cache all NARY
4938 and REFERENCE translations.
4940 2010-03-19 David S. Miller <davem@davemloft.net>
4942 With help from Eric Botcazou.
4943 * config/sparc/sparc.c: Include dwarf2out.h.
4944 (emit_pic_helper): Delete.
4945 (pic_helper_symbol_name): Delete.
4946 (pic_helper_emitted_p): Delete.
4947 (pic_helper_needed): New.
4948 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
4949 (get_pc_thunk_name): New.
4950 (load_pic_register): Remove 'delay_pic_helper' arg. Use
4951 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
4952 Set pic_helper_needed to true. Don't call emit_pic_helper.
4953 (sparc_expand_prologue): Update load_pic_register call.
4954 (sparc_output_mi_thunk): Likewise.
4955 (sparc_file_end): Emit a hidden comdat symbol for the PIC
4956 thunk if possible. Output CFI information as needed.
4958 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4959 Jack Howarth <howarth@bromo.med.uc.edu>
4962 * config/i386/i386.h: Fix ABI on darwin x86-32.
4964 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
4966 * tree.h: Declare make_decl_rtl_for_debug.
4967 * varasm.c (make_decl_rtl_for_debug): New.
4968 * dwarf2out.c (rtl_for_decl_location): Call it.
4969 * cfgexpand.c (expand_debug_expr): Call it.
4971 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4974 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
4978 * var-tracking.c (vt_init_cfa_base): Do nothing if
4979 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
4981 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
4984 * var-tracking.c (canonicalize_vars_star): New.
4985 (dataflow_post_merge_adjust): Use it.
4987 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4990 * var-tracking.c (non_suitable_const): New function.
4991 (add_uses): For DEBUG_INSNs with constants, don't record any
4992 value, instead just the constant value itself.
4993 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
4994 is not VAR_LOC_UNKNOWN_P, set var to the constant.
4995 (emit_notes_in_bb): Likewise.
4996 (emit_note_insn_var_location): For onepart variables if
4997 cur_loc is a VOIDmode constant, use DECL_MODE.
4999 2010-03-18 Martin Jambor <mjambor@suse.cz>
5002 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
5003 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
5004 all non-clones. Moved call redirection...
5005 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
5006 (cgraph_materialize_all_clones): Dispose of all
5007 combined_args_to_skip bitmaps.
5008 (verify_cgraph_node): Do not check for edges pointing to wrong
5009 nodes in inline clones.
5010 * tree-inline.c (copy_bb): Call
5011 cgraph_redirect_edge_call_stmt_to_callee.
5012 * ipa.c (cgraph_remove_unreachable_nodes): Call
5013 cgraph_node_remove_callees even when there are used clones.
5015 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5017 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
5019 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5022 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
5025 2010-03-18 Michael Matz <matz@suse.de>
5028 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
5029 into sqrt(x) if we need to preserve signed zeros.
5031 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
5032 Eric Botcazou <ebotcazou@adacore.com>
5034 PR rtl-optimization/43360
5035 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
5036 note if we don't know its invariant status.
5038 2010-03-18 Michael Matz <matz@suse.de>
5040 PR tree-optimization/43402
5041 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
5042 PHI chains of ssa names registered for update.
5044 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
5047 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
5048 non-offsettable and pre_modify update addressing.
5049 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
5050 and "2" alternatives "#".
5051 (*movdd_softfloat32): Make all alternatives "#";
5052 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
5053 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
5054 (*movdf_softfloat32): Make all alternatives "#";
5055 (movdi): Use the new DIFD mode iterator to create a common splitter
5056 for movdi, movdf and movdd patterns.
5058 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
5060 * common.opt (dumpdir): Remove redundant tab.
5062 2010-03-17 Martin Jambor <mjambor@suse.cz>
5064 PR tree-optimization/43347
5065 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
5066 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
5068 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
5070 PR rtl-optimization/42216
5071 * regrename.c (create_new_chain): New function, broken out from...
5072 (scan_rtx_reg): ... here. Call it. Handle the case where we are
5073 appending a use to an empty chain.
5074 (build_def_use): Remove previous changes that convert OP_INOUT to
5075 OP_OUT operands; instead detect the case where an OP_INOUT operand
5076 uses a previously untracked register and create an empty chain for it.
5078 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5080 * doc/extend.texi (Function Attributes): Rewrite unfinished
5081 sentence in ms_abi documentation.
5083 2010-03-17 Alan Modra <amodra@gmail.com>
5085 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
5086 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
5087 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
5088 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
5090 2010-03-16 Richard Henderson <rth@redhat.com>
5093 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
5094 (lower_try_finally): Save and restore eh_seq around the expansion
5097 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5099 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
5100 statements before splitting block.
5102 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5104 * doc/sourcebuild.texi (Testsuites): Fix markup.
5105 Use pathnames relative to gcc/testsuite.
5106 (Test Directives): Move description of how timeout is determined.
5107 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
5108 (C Tests): Correct gcc.misc-tests directory.
5109 Framework tests now live in gcc.test-framework.
5111 2010-03-16 Richard Guenther <rguenther@suse.de>
5114 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
5115 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
5117 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5118 Alexandre Oliva <aoliva@redhat.com>
5120 PR tree-optimization/42917
5121 * lambda-code.c (remove_iv): Skip debug statements.
5122 (lambda_loopnest_to_gcc_loopnest): Likewise.
5123 (not_interesting_stmt): Debug statements are not interesting.
5125 2010-03-16 Jakub Jelinek <jakub@redhat.com>
5129 * cselib.c (cselib_preserve_constants,
5130 cfa_base_preserved_val): New static variables.
5131 (preserve_only_constants): New function.
5132 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
5133 clear its REG_VALUES. If cselib_preserve_constants, don't
5134 empty the whole hash table, but preserve there VALUEs with constants,
5135 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
5136 (cselib_preserve_cfa_base_value): New function.
5137 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
5138 (cselib_init): Change argument to int bitfield. Set
5139 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
5141 (cselib_finish): Clear cselib_preserve_constants and
5142 cfa_base_preserved_val.
5143 * cselib.h (enum cselib_record_what): New enum.
5144 (cselib_init): Change argument to int.
5145 (cselib_preserve_cfa_base_value): New prototype.
5146 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
5147 * dse.c (dse_step1): Likewise.
5148 * cfgcleanup.c (thread_jump): Likewise.
5149 * sched-deps.c (sched_analyze): Likewise.
5150 * gcse.c (local_cprop_pass): Likewise.
5151 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
5152 If FN is non-NULL, call the callback always and whenever it returns
5153 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
5154 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
5155 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
5156 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
5157 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
5158 * var-tracking.c: Include recog.h.
5159 (bb_stack_adjust_offset): Remove.
5160 (vt_stack_adjustments): Don't call it, instead just gather the
5161 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
5162 (adjust_stack_reference): Remove.
5163 (compute_cfa_pointer): New function.
5164 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
5165 (struct adjust_mem_data): New type.
5166 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
5168 (get_address_mode): New function.
5169 (replace_expr_with_values): Use it.
5170 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
5171 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
5172 (adjust_sets): Remove.
5173 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
5174 Use get_address_mode.
5175 (get_adjusted_src): Remove.
5176 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
5177 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
5178 (add_with_sets): Don't call adjust_sets.
5179 (fp_setter, vt_init_cfa_base): New functions.
5180 (vt_initialize): Change return type to bool. Move most of pool etc.
5181 initialization to the beginning of the function from end. Pass
5182 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
5183 If !frame_pointer_needed, call vt_stack_adjustment before mos
5184 vector is filled, call vt_init_cfa_base if argp/framep has been
5185 eliminated to sp. If frame_pointer_needed and argp/framep has
5186 been eliminated to hard frame pointer, set
5187 hard_frame_pointer_adjustment and call vt_init_cfa_base after
5188 encountering fp setter in the prologue. For MO_ADJUST, call
5189 log_op_type before pusing the op into mos vector, not afterwards.
5190 Call adjust_insn before cselib_process_insn/add_with_sets,
5191 call cancel_changes (0) afterwards.
5192 (variable_tracking_main_1): Adjust for vt_initialize calling
5193 vt_stack_adjustments and returning whether it succeeded or not.
5195 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
5197 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
5200 2010-03-15 Jakub Jelinek <jakub@redhat.com>
5202 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
5204 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
5205 drap_reg has not been set.
5207 2010-03-15 Michael Matz <matz@suse.de>
5210 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
5211 use it to expand block copies.
5212 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
5213 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
5214 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
5216 2010-03-15 Richard Guenther <rguenther@suse.de>
5218 PR tree-optimization/43367
5219 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
5222 2010-03-15 Richard Guenther <rguenther@suse.de>
5224 PR tree-optimization/43317
5225 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
5227 2010-03-15 Martin Jambor <mjambor@suse.cz>
5229 PR tree-optimization/43141
5230 * tree-sra.c (create_abstract_origin): New function.
5231 (modify_function): Call create_abstract_origin.
5233 2010-03-15 Chris Demetriou <cgd@google.com>
5235 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
5238 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5241 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
5242 call insert_out_of_ssa_copy for default definitions.
5244 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5246 * graphite-clast-to-gimple.c (my_long_long): Defined.
5247 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
5248 * graphite-sese-to-poly.c (my_long_long): Defined.
5249 (scop_ivs_can_be_represented): Use it.
5251 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5253 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
5254 graphite-max-bbs-per-function, and loop-block-tile-size.
5255 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
5257 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
5259 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5261 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
5262 forward declaration.
5263 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
5264 (add_upper_bounds_from_estimated_nit): New.
5265 (build_loop_iteration_domains): Use it.
5267 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5269 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
5271 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5274 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
5275 should be an INTEGER_CST. Also handle CASE_CONVERT.
5277 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5279 * graphite.c (graphite_initialize): To bound the number of bbs per
5280 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
5281 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
5282 * doc/invoke.texi: Document it.
5284 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5286 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
5287 * graphite-sese-to-poly.h (build_poly_scop): Same.
5289 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5291 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
5292 the number of parameters in the scop. Use as an upper bound
5293 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
5294 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
5295 * doc/invoke.texi: Document it.
5297 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
5299 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
5300 * doc/c-tree.texi: Remove.
5301 * doc/generic.texi: Merge c-tree.texi here.
5302 * doc/gccint.texi (Trees): Remove menu entry.
5303 (c-tree.texi): Remove @include.
5304 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
5305 * doc/languages.texi (Reading RTL): Ditto.
5307 2010-03-12 Steve Ellcey <sje@cup.hp.com>
5310 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
5312 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5315 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
5316 code added to work around reload clobbering CONST insns.
5318 2010-03-12 Jakub Jelinek <jakub@redhat.com>
5320 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
5321 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
5322 (cselib_preserve_only_values): Remove retain argument, don't
5323 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
5324 * cselib.h (cselib_preserve_only_values): Remove retain argument.
5325 * var-tracking.c (micro_operation): Move insn field before union.
5326 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
5327 (struct variable_tracking_info_def): Remove n_mos field, change
5328 mos into a vector of micro_operations.
5329 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
5330 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
5331 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
5332 changing into a vector.
5333 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
5334 come before all other uops generated by add_stores.
5335 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
5337 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
5338 a vector. Run just one pass over the bbs instead of separate counting
5339 and computation phase.
5340 (vt_finalize): Free VTI (bb)->mos vector instead of array.
5343 * tree-inline.c (remap_decls): Put old_var rather than origin_var
5344 into *nonlocalized_list vector.
5345 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
5346 even if origin is non-NULL.
5347 (gen_variable_die): Likewise.
5348 (process_scope_var): Don't change origin.
5349 (gen_decl_die): Likewise.
5350 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
5351 before adding new edges instead of after it, fix moving over
5354 2010-03-11 David S. Miller <davem@davemloft.net>
5356 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
5358 * configure: Rebuild.
5360 2010-03-11 Martin Jambor <mjambor@suse.cz>
5362 PR tree-optimization/43257
5363 * tree.c (assign_assembler_name_if_neeeded): New function.
5364 (free_lang_data_in_cgraph): Assembler name assignment moved to the
5366 * tree.h (assign_assembler_name_if_neeeded): Declare.
5367 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
5368 the function if needed.
5370 2010-03-11 Chris Demetriou <cgd@google.com>
5372 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
5373 include/stdint-gcc.h, and include/stdint.h world-readable.
5375 2010-03-11 Richard Guenther <rguenther@suse.de>
5377 PR tree-optimization/43255
5378 * tree-vrp.c (process_assert_insertions_for): Do not insert
5379 asserts for trivial conditions.
5381 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5383 PR tree-optimization/43280
5384 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
5385 generation. Move calculation of size out of the if branch.
5386 (find_bswap): Modify compare number generation.
5388 2010-03-11 Richard Guenther <rguenther@suse.de>
5391 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
5392 (input_gimple_stmt): Fixup handled component types during
5393 operand read. Also fix up decls in ADDR_EXPRs.
5395 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
5397 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
5398 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
5400 2010-03-10 Jan Hubicka <jh@suse.cz>
5403 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
5404 * varasm.c (get_variable_section): Don't do that here...
5405 (make_decl_rtl): ... and here.
5406 (do_assemble_alias): Produce decl RTL.
5407 (assemble_alias): Likewise.
5409 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5412 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
5413 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
5415 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
5416 (based_loc_descr): Only express drap or vdrap regno based expressions
5417 using DW_OP_fbreg when not optimizing.
5418 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
5419 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
5420 REG_CFA_SET_VDRAP note.
5422 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
5424 PR tree-optimization/43236
5425 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
5426 error in calculation of base address in reverse iteration case.
5427 (generate_builtin): Take number of latch executions if the statement
5430 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
5433 * tree-eh.c: Include pointer-set.h.
5434 (lower_eh_dispatch): Filter out duplicate case labels and
5435 remove the unneeded edge when the label is unused. Return
5436 true when some edges are removed.
5437 (execute_lower_eh_dispatch): When any lowering resulted in
5438 removing an edge, also delete unreachable blocks.
5440 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5443 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
5444 UNSPEC_MACHOPIC_OFFSET.
5446 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
5449 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5450 (m68k_delegitimize_address): New function.
5452 2010-03-09 Jakub Jelinek <jakub@redhat.com>
5455 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
5458 * var-tracking.c (adjust_sets): New function.
5459 (count_with_sets, add_with_sets): Use it.
5460 (get_adjusted_src): New inline function.
5461 (add_stores): Use it.
5464 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
5465 call cselib_dummy_expand_value_rtx_cb instead of
5466 cselib_expand_value_rtx_cb.
5469 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
5470 * config/i386/i386.c: Include debug.h and dwarf2out.h.
5471 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
5472 and .cfi_endproc around the pic thunks.
5473 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
5474 all queued unwind info register saves are saved before the call.
5475 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
5476 considered as sp-=4 for unwind info and the pop as sp+=4 which
5477 also clobbers dest, but doesn't actually restore it.
5480 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
5481 RTX_FRAME_RELATED_P.
5483 2010-03-09 Jie Zhang <jie@codesourcery.com>
5485 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
5486 whitespaces in output template.
5488 2010-03-09 Jie Zhang <jie@codesourcery.com>
5490 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
5493 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5495 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
5496 builtins.exp in a separate job.
5498 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5500 * graphite-sese-to-poly.c (add_param_constraints): Use
5501 lower_bound_in_type and upper_bound_in_type.
5503 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5505 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
5506 instead of unsigned_type_node.
5508 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5509 Reza Yazdani <reza.yazdani@amd.com>
5512 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
5513 on pointer type parameters.
5515 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5519 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
5520 handle conversions from pointer to integers.
5521 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
5522 induction variable, to be able to work with code generated by CLooG.
5523 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
5524 (build_poly_scop): Bail out if we cannot codegen a loop.
5526 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5528 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
5529 code generation with gloog_error.
5531 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5533 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
5534 Call fold_convert on all the returned values.
5535 (expand_scalar_variables_expr): Pass to
5536 expand_scalar_variables_ssa_name the type of the resulting expression.
5538 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5540 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
5541 ppl_min_for_le_pointset.
5542 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
5543 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
5545 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5547 * graphite-dependences.c (map_into_dep_poly): Removed.
5548 (dependence_polyhedron_1): Use combine_context_id_scat.
5550 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5552 * graphite-poly.h (struct poly_scattering): Add layout documentation.
5553 (struct poly_bb): Same.
5554 (combine_context_id_scat): New.
5556 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5559 * sese.c (name_defined_in_loop_p): Return false for default
5562 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5564 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
5565 and clean up the logic.
5567 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5569 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
5572 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5574 * var-tracking.c (remove_cselib_value_chains): Define only for
5576 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
5577 delete_slot_part, emit_notes_for_differences_1): Don't call
5578 remove_cselib_value_chains here.
5579 (set_slot_part, emit_notes_for_differences_2): Don't call
5580 add_cselib_value_chains here.
5581 (preserved_values): New vector.
5582 (preserve_value): New function.
5583 (add_uses, add_stores, vt_add_function_parameters): Use it
5584 instead of cselib_preserve_value.
5585 (changed_values_stack): New vector.
5586 (check_changed_vars_0): New function.
5587 (check_changed_vars_1, check_changed_vars_2): Use it.
5588 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
5589 changed_values_stack VALUEs.
5590 (vt_emit_notes): For all preserved_values call
5591 add_cselib_value_chains. If ENABLE_CHECKING call
5592 remove_cselib_value_chains before verifying value_chains is empty.
5593 Initialize and free changed_values_stack.
5594 (vt_initialize): Initialize preserved_values.
5595 (vt_finalize): Free preserved_values.
5597 2010-03-08 Richard Guenther <rguenther@suse.de>
5599 PR tree-optimization/43269
5600 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
5603 2010-03-08 Martin Jambor <mjambor@suse.cz>
5605 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
5606 (ipa_is_param_called): Removed.
5607 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
5608 (ipa_print_node_params): Do not print the called flag.
5609 (ipa_write_node_info): Do not stream the called flag.
5610 (ipa_read_node_info): Likewise.
5612 2010-03-07 Jakub Jelinek <jakub@redhat.com>
5615 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
5616 * cselib.c (struct expand_value_data): Add dummy field.
5617 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
5619 (cselib_dummy_expand_value_rtx_cb): New function.
5620 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
5622 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
5623 * var-tracking.c: Include pointer-set.h.
5624 (variable): Change n_var_parts to char from int. Add
5625 cur_loc_changed and in_changed_variables fields.
5626 (variable_canonicalize): Remove.
5627 (shared_var_p): New inline function.
5628 (unshare_variable): Maintain cur_loc_changed and
5629 in_changed_variables fields. If var was in changed_variables,
5630 replace it there with new_var. Just copy cur_loc instead of
5631 resetting it to something else.
5632 (variable_union): Don't recompute cur_loc. Use shared_var_p.
5633 (dataflow_set_union): Don't call variable_canonicalize.
5634 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
5635 of their DEBUG_EXPR_TREE_DECLs.
5636 (canonicalize_loc_order_check): Verify that cur_loc is NULL
5637 and in_changed_variables and cur_loc_changed is false.
5638 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
5639 and cur_loc_changed. Don't update cur_loc here.
5640 (variable_merge_over_src): Don't call variable_canonicalize.
5641 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
5642 removing loc that is equal to cur_loc, clear cur_loc,
5643 set cur_loc_changed and ensure variable_was_changed is called.
5644 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
5645 compare pointers in cur_loc check, if it is equal to loc,
5646 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
5647 (variable_different_p): Remove compare_current_location argument,
5648 don't compare cur_loc.
5649 (dataflow_set_different_1): Adjust variable_different_p caller.
5650 (variable_was_changed): If dv had some var in changed_variables
5651 already, reset in_changed_variables flag for it and propagate
5652 cur_loc_changed over to the new variable. On empty var
5653 always set cur_loc_changed. Set in_changed_variables on whatever
5654 var is added to changed_variables.
5655 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
5656 Use shared_var_p. When removing loc that is equal to cur_loc,
5657 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
5658 end, don't set it to something else, just call variable_was_changed.
5659 (delete_slot_part): Use shared_var_p. When cur_loc equals to
5660 loc being removed, clear cur_loc and set cur_loc_changed.
5661 Set cur_loc_changed if all locations have been removed.
5662 (struct expand_loc_callback_data): New type.
5663 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
5664 allocated. Always create SUBREGs if simplify_subreg failed.
5665 Prefer to use cur_loc, when that fails and still in
5666 changed_variables (and seen first time) recompute it. Set
5667 cur_loc_changed of variables which had to change cur_loc and
5668 compute elcd->cur_loc_changed if any of the subexpressions used
5669 had to change cur_loc.
5670 (vt_expand_loc): Adjust to pass arguments in
5671 expand_loc_callback_data structure.
5672 (vt_expand_loc_dummy): New function.
5673 (emitted_notes): New variable.
5674 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
5675 that weren't used for any other decl in current
5676 emit_notes_for_changes call call vt_expand_loc_dummy to update
5677 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
5678 first loc_chain location if NULL before. Always use just
5679 cur_loc instead of first loc_chain location. When cur_loc_changed
5680 is false, when not --enable-checking=rtl just don't emit any note.
5681 When rtl checking, compute the note and assert it is the same
5682 as previous note. Clear cur_loc_changed and in_changed_variables
5683 at the end before removing from changed_variables.
5684 (check_changed_vars_3): New function.
5685 (emit_notes_for_changes): Traverse changed_vars to call
5686 check_changed_vars_3 on each changed var.
5687 (emit_notes_for_differences_1): Clear cur_loc_changed and
5688 in_changed_variables. Recompute cur_loc of new_var.
5689 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
5690 (vt_emit_notes): Initialize and destroy emitted_notes.
5692 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
5694 PR rtl-optimization/42220
5695 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
5696 Use verify_reg_tracked to determine if we should use OP_OUT rather
5698 (build_def_use): If we see an in-out operand for a register that we
5699 know nothing about, treat is an output if possible, fail the block if
5702 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5705 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
5708 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5711 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
5712 uses of relevant DEFs that are dead outside the loop too.
5714 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5716 * var-tracking.c (dataflow_set_merge): Swap src and src2.
5718 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5720 * var-tracking.c (values_to_unmark): New variable.
5721 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5722 values_to_unmark vector. Moved body to...
5723 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5724 instead queue it into values_to_unmark vector.
5725 (vt_find_locations): Free values_to_unmark vector.
5727 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
5729 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
5730 (site.exp): Export them when plugins are enabled.
5732 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
5735 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
5737 (chrec_fold_multiply): Same.
5739 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5742 * c-decl.c (build_compound_literal): Return early if init is
5745 2010-03-04 Martin Jambor <mjambor@suse.cz>
5747 PR tree-optimization/43164
5748 PR tree-optimization/43191
5749 * tree-sra.c (type_consists_of_records_p): Reject records with
5750 zero-size bit-fields at the end.
5752 2010-03-04 Mike Stump <mikestump@comcast.net>
5754 * Makefile.in (TAGS): Remove *.y.
5756 2010-03-04 Richard Guenther <rguenther@suse.de>
5758 PR tree-optimization/40761
5759 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
5761 (my_rev_post_order_compute): New function.
5762 (init_pre): Call it.
5764 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
5767 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
5768 decrease the cost of an IV candidate when the cost is infinite.
5770 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5772 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
5773 Use '3DNow!' for the extension of that name, ensure normal space
5775 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
5777 2010-03-03 Jeff Law <law@redhat.com>
5779 * PR middle-end/32693
5780 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
5781 than gen_rtx_SUBREG.
5782 (extract_bit_field_1): Likewise.
5784 2010-03-03 Janis Johnson <janis187@us.ibm.com>
5786 * doc/sourcebuild.texi (Test directives): Document that arguments
5787 include-opts and exclude-opts are now optional for dg-skip-if,
5788 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
5790 2010-03-03 Jason Merrill <jason@redhat.com>
5793 * cgraph.h (varpool_node): Add extra_name field.
5794 * varpool.c (varpool_extra_name_alias): New.
5795 (varpool_assemble_decl): Emit extra name aliases.
5796 (varpool_mark_needed_node): Look past an extra name alias.
5797 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
5798 * lto-streamer-in.c (lto_input_tree): Read it.
5799 * lto-streamer-out.c (output_unreferenced_globals): Write it.
5801 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
5803 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
5804 (sparc*-*-solaris2*): ...this.
5806 2010-03-03 Jakub Jelinek <jakub@redhat.com>
5809 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
5810 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
5811 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
5812 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
5815 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
5816 fallthrough to default handling, just with want_address 0 instead of 2.
5817 For single element lists, add_AT_loc directly, otherwise create an
5818 artificial variable DIE and stick location list to it.
5821 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
5822 (VAL_EXPR_HAS_REVERSE): Define.
5823 (reverse_op): New function.
5824 (add_stores): For reversible operations add an extra MO_VAL_USE.
5826 2010-03-02 Jason Merrill <jason@redhat.com>
5828 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
5830 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
5832 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
5833 (sparc64-*-linux*): Likewise.
5834 (sparc64-*-solaris2*): Include assembler files before linker ones.
5835 (sparc-*-solaris2*): Simplify and reorder to match previous case.
5836 * config/sparc/gas.h: Delete.
5837 * config/sparc/sol2-64.h: Add copyright notice.
5838 * config/sparc/sol2-gas-bi.h: Likewise.
5839 * config/sparc/sol2-gld.h: Likewise.
5840 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
5841 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
5842 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
5843 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
5844 (sparc_elf_asm_named_section): Rename into...
5845 (sparc_solaris_elf_asm_named_section): ...this. Always define.
5847 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
5849 * config/alpha/alpha.c (override_options): Fix -mtune error message.
5851 2010-03-02 Jeff Law <law@redhat.com>
5854 * reload1.c (rtx_p, substitute_stack): Declare.
5855 (substitute): Record addresses of changed rtxs.
5856 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
5857 Restore the original rtx when complete.
5858 (reload): Free subsitute_stack when complete.
5860 2010-03-02 Janis Johnson <janis187@us.ibm.com>
5862 * doc/gccint.texi (menu): Add Testsuites as a chapter.
5863 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
5865 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
5866 LTO Testing, gcov Testing, profopt Testing, compat Testing,
5867 Torture Tests): Change from subsection to section.
5869 2010-03-02 Jakub Jelinek <jakub@redhat.com>
5870 Steven Bosscher <steven@gcc.gnu.org>
5872 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
5875 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
5878 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
5879 the assignment from the new induction variable to the assignment
5880 of the value from the original loop PHI function.
5882 2010-03-01 Janis Johnson <janis187@us.ibm.com>
5883 Daniel Jacobowitz <dan@codesourcery.com>
5885 * doc/sourcebuild.texi (Test directives): Clarify options to
5888 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5890 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
5891 Disable cfi directives unless GCC and gas agree on using read-only
5892 .eh_frame sections for 64-bit.
5893 * configure: Regenerate.
5895 2010-03-01 Richard Guenther <rguenther@suse.de>
5897 PR tree-optimization/43220
5898 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
5899 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
5901 2010-03-01 Richard Guenther <rguenther@suse.de>
5902 Martin Jambor <mjambor@suse.cz>
5905 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
5906 gimplified parameters.
5908 2010-03-01 Christian Bruel <christian.bruel@st.com>
5910 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
5912 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
5914 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
5916 2010-03-01 Richard Guenther <rguenther@suse.de>
5919 * expr.c (expand_assignment): Use the alias-oracle to tell
5920 if the rhs aliases the result decl.
5922 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5925 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
5926 to sol_gt_pch_get_address.
5927 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
5928 64-bit, SPARC and x86.
5929 (sol_gt_pch_get_address): New function.
5931 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
5933 * toplev.h (inform_n, error_n): Declare.
5934 * diagnostic.c (inform_n, error_n): New function.
5936 2010-03-01 Jakub Jelinek <jakub@redhat.com>
5938 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
5939 has no rtl yet when processing local_decls, queue it and recheck
5940 if deferred stack allocation hasn't assigned it rtl.
5942 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5944 * config/sh/sh.c (unspec_bbr_uid): New.
5945 (gen_block_redirect): Use it instead of INSN_UID.
5946 (gen_far_branch): Likewise.
5948 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
5950 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
5951 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
5953 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5955 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
5956 (Warning Options): -Wno-conversion-null is valid for
5957 Objective-C++ as well.
5958 * doc/tm.texi (Named Address Spaces): Likewise.
5959 * doc/plugins.texi (Plugins): Replace TABs with spaces.
5960 * doc/tree-ssa.texi (Tree SSA): Likewise.
5962 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5965 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
5966 by default. Don't set the default arch for
5967 i[34567]86-*-darwin*|x86_64-*-darwin*.
5969 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5972 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
5973 default. Set the default 32bit/64bit archs with $with_arch
5974 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
5976 2010-02-27 Richard Guenther <rguenther@suse.de>
5978 PR tree-optimization/43186
5979 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
5980 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
5981 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
5982 unroller iterations.
5984 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5986 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
5987 required and i[34567]86-*-* targets don't support 64bit ISA.
5989 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
5992 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5995 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5997 * config.gcc: Set the default arch at least to Prescott for
5998 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
5999 if SSE math is enabled.
6001 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6003 * diagnostic.c (diagnostic_initialize): Update.
6004 (diagnostic_report_diagnostic): Test inhibit_notes_p for
6006 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
6007 (diagnostic_inhibit_notes): New.
6008 * toplev.c (process_options): inhibit notes with -fcompare-debug.
6010 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6013 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
6014 * doc/standards.texi: Likewise.
6015 * doc/extend.texi: Likewise.
6016 * doc/trouble.texi: Likewise.
6017 * doc/cppopts.texi: Likewise.
6018 * doc/install.texi: Likewise.
6019 * c.opt (std=c90,std=gnu90): New options.
6020 * c-opts.c (c_common_handle_option): Handle them.
6022 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6025 * c-decl.c (undeclared_variable): Use an informative note.
6027 2010-02-26 Richard Guenther <rguenther@suse.de>
6029 PR tree-optimization/43186
6030 * gimple.h (gimple_fold): Remove.
6031 * gimple.c (gimple_fold): Remove. Inline into single user ...
6032 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
6033 Try harder for conditions.
6035 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6038 * function.c (used_types_insert): Don't skip through named pointer
6039 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
6040 and it is different from the main variant's type.
6042 2010-02-26 Nick Clifton <nickc@redhat.com>
6044 * config/rx/rx.md (sminsi3): Remove bogus alternative.
6046 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6048 * config.gcc: Support --with-fpmath=sse for x86.
6050 * config/i386/ssemath.h: New.
6052 * doc/install.texi (--with-fpmath=sse): Documented.
6054 2010-02-26 Richard Guenther <rguenther@suse.de>
6056 PR tree-optimization/43188
6057 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
6058 vector types of over-aligned element type.
6060 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
6063 * config/i386/i386.c (expand_vec_perm_blend): Use correct
6064 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
6066 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
6068 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
6070 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6072 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
6073 * var-tracking.c: Include diagnostic.h.
6074 (debug_dv): New function.
6075 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
6078 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
6079 (add_value_chain, add_value_chains, remove_value_chain,
6080 remove_value_chains): Handle DEBUG_EXPRs.
6081 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
6084 * regcprop.c (struct queued_debug_insn_change): New type.
6085 (struct value_data_entry): Add debug_insn_changes field.
6086 (struct value_data): Add n_debug_insn_changes field.
6087 (debug_insn_changes_pool): New variable.
6088 (free_debug_insn_changes, apply_debug_insn_changes,
6089 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
6090 (kill_value_one_regno): Call free_debug_insn_changes if needed.
6091 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
6093 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
6095 (copyprop_hardreg_forward_1): Don't call apply_change_group for
6096 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
6097 changes, call cprop_find_used_regs via note_stores.
6098 (copyprop_hardreg_forward): When copying vd from predecessor
6099 which has any queued DEBUG_INSN changes, make sure the pointers are
6100 cleared. At the end call df_analyze and then if there are any
6101 DEBUG_INSN changes queued at the end of some basic block for still
6102 live registers, apply them.
6103 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
6105 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
6107 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
6110 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
6112 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
6113 targets. Set the default with_cpu/with_arch from arch/cpu.
6114 Allow x86-64 and native for with_cpu/with_arch.
6116 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
6118 * ebitmap.c: Change calls to verify_popcount with calls to
6119 sbitmap_verify_popcount.
6120 (ebitmap_clear_bit): Fixed map->cacheindex test and
6121 map>cache update when bit clearing results in an empty
6124 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6127 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
6128 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
6129 and support both V2DF and V2DI modes.
6130 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
6131 support both V2DF and V2DI modes.
6132 (general): Delete trailing whitespace from a few patterns.
6134 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6135 V2DF/V2DI interleave high/low builtins.
6137 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
6140 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
6141 interleave high/low functions.
6143 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
6145 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
6146 #pragma extern_prefix.
6148 2010-02-25 Jakub Jelinek <jakub@redhat.com>
6151 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
6152 BLKmode, assert op0 is a MEM and just adjust its mode.
6155 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
6156 if bitpos isn't multiple of mode's bitsize.
6158 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6160 * c.opt (-ftemplate-depth=): New.
6161 (-ftemplate-depth-): Deprecate.
6162 * optc-gen.awk: Handle -ftemplate-depth=.
6163 * opth-gen.awk: Likewise.
6164 * c-opts.c (c_common_handle_option): Likewise.
6165 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
6167 2010-02-24 Jason Merrill <jason@redhat.com>
6169 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
6171 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6173 * cfg.c (alloc_aux_for_block): Remove inline.
6174 (alloc_aux_for_edge): Likewise.
6176 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6178 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
6180 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6182 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
6183 * config/i386/sol2-gas.h: New file.
6184 * config.gcc (i[34567]86-*-solaris2*): Use it.
6186 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6189 * c-typeck.c (ep_convert_and_check): New.
6190 (build_conditional_expr): Use it.
6191 (build_binary_op): Likewise.
6193 2010-02-24 Jakub Jelinek <jakub@redhat.com>
6195 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
6198 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
6199 bounds even for -O+.
6200 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
6201 expr needs to have DECL_NAME set.
6203 2010-02-24 Nick Clifton <nickc@redhat.com>
6205 * config/mep/mep.c: Include gimple.h.
6206 (mep_function_uses_sp): Delete unused function.
6207 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
6208 parameters. Use unsigned integers to count args. Return a
6209 NULL_RTX instead of an error_mark_node. Toidy up formatting.
6211 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6214 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
6215 greater or equal to nelt instead of 2 * nelt.
6216 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
6219 2010-02-23 Jason Merrill <jason@redhat.com>
6222 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
6223 in cfun->local_decls even if they have register types.
6226 * stor-layout.c (place_field): Don't warn about unnecessary
6227 DECL_PACKED if the type is packed.
6229 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6232 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
6233 GOTOFF relocs, even when the base reg isn't pic pointer.
6235 2010-02-23 Michael Matz <matz@suse.de>
6238 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
6239 (expand_gimple_basic_block): Generate and use debug temps if there
6240 are debug uses left after the last real use of TERed ssa names.
6241 Unlink debug immediate uses when they are expanded.
6243 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
6246 * config/i386/i386.c (override_options): Reorganise to provide
6247 better error messages.
6249 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6252 * graphite-scop-detection.c (create_single_exit_edge): Move
6253 the call to find_single_exit_edge to....
6254 (create_sese_edges): ...here. Don't handle multiple edges
6255 exiting the function.
6256 (build_graphite_scops): Don't handle multiple edges
6257 exiting the function.
6259 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6262 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
6263 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
6265 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6268 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
6270 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
6273 * c-typeck.c (convert_arguments): Print declaration location.
6274 * c-common.c (validate_nargs): Rename as
6275 builtin_function_validate_nargs.
6276 (check_builtin_function_arguments): Update.
6278 2010-02-22 Richard Guenther <rguenther@suse.de>
6281 * tree-inline.c (declare_return_variable): Use the type of
6282 the call stmt lhs if available.
6284 2010-02-22 Duncan Sands <baldrick@free.fr>
6286 * passes.c (register_pass): Always consider all pass lists when
6287 ref_pass_instance_number is zero.
6289 2010-02-22 Richard Guenther <rguenther@suse.de>
6291 PR tree-optimization/42749
6292 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
6293 parameter. Do arithmetic in the original type.
6294 (update_accumulator_with_ops): Likewise.
6295 (adjust_accumulator_values): Adjust.
6297 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6299 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
6300 (QI to BLKmode splitter): New splitter.
6302 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
6304 * config/i386/i386.c (initial_ix86_tune_features): Turn on
6305 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
6307 2010-02-22 Richard Guenther <rguenther@suse.de>
6309 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
6311 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
6313 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
6314 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
6315 ($(T)crti.o, $(T)crtn.o): Remove rules.
6317 2010-02-21 Tobias Burnus <burnus@net-b.de>
6320 * doc/invoke.texi (-fassociative-math): Document that this
6321 option is automatically enabled for Fortran.
6323 2010-02-20 David S. Miller <davem@davemloft.net>
6325 * configure.ac: Test if linker and assembler properly support
6326 GOTDATA_OP relocations.
6327 * configure: Rebuild.
6328 * config.in: Likewise.
6329 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
6330 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
6331 (movsi_high_pic): Likewise.
6332 (movdi_lo_sum_pic): Likewise.
6333 (movdi_high_pic): Likewise.
6334 (movsi_pic_gotdata_op): New pattern.
6335 (movdi_pic_gotdata_op): Likewise.
6336 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
6337 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
6339 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
6342 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
6343 attribute to ssemul.
6344 (xop_mulv2div2di3_high): Ditto.
6346 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6349 * c.opt (Wconversion-null): New option.
6350 * doc/invoke.texi (Wconversion-null): Document.
6352 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6354 * common.opt (Wlarger-than-): Add Undocumented.
6356 2010-02-19 Mike Stump <mikestump@comcast.net>
6358 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
6360 2010-02-19 Jason Merrill <jason@redhat.com>
6363 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
6364 * configure: Likewise.
6366 2010-02-20 Alan Modra <amodra@gmail.com>
6369 * cgraph.h (cgraph_make_decl_local): Declare.
6370 * cgraph.c (cgraph_make_decl_local): New function.
6371 (cgraph_make_node_local): Use it.
6372 * cgraphunit.c (cgraph_function_versioning): Likewise.
6373 * ipa.c (function_and_variable_visibility): Likewise.
6375 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6378 * except.c (sjlj_emit_function_enter): Don't call
6379 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
6381 * rtl.h (add_reg_br_prob_note): Remove prototype.
6383 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6386 * c-common.c (conversion_warning): Remove widening conversions
6387 before checking the conversion of integers to reals.
6389 2010-02-19 Mike Stump <mikestump@comcast.net>
6392 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
6395 * cgraphunit.c (process_function_and_variable_attributes): Check
6396 DECL_PRESERVE_P instead of looking up attribute "used".
6397 * ipa-pure-const.c (check_decl): Likewise.
6398 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
6399 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
6400 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
6401 instead of attribute "used".
6402 * config/sol2-c.c (solaris_pragma_init): Likewise.
6403 (solaris_pragma_fini): Likewise.
6405 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6407 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
6408 Use XCNEW instead of xcalloc.
6409 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
6410 XNEW instead of xmalloc.
6411 (get_fields): Use XNEWVEC instead of xmalloc.
6414 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
6415 populate vars array.
6416 (create_new_general_access): For debug stmts just reset value.
6417 (get_stmt_accesses): For accesses within debug stmts just record them
6418 using add_access_to_acc_sites instead of preventing the peeling or
6419 counting them as accesses.
6422 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
6424 2010-02-19 Richard Guenther <rguenther@suse.de>
6426 PR tree-optimization/42916
6427 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
6430 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
6432 * configure.ac: Replace all uses of changequote in macro arguments
6433 with proper quoting.
6435 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6438 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
6440 2010-02-19 Richard Guenther <rguenther@suse.de>
6442 PR tree-optimization/42944
6443 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
6444 test for aliasing with errno.
6446 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6449 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
6450 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
6451 * dojump.c: Include output.h.
6452 (inv): New inline function.
6453 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
6454 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
6455 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
6456 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
6457 argument, pass it down to other calls.
6458 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
6459 add REG_BR_PROB note to the conditional jump.
6460 * cfgexpand.c (add_reg_br_prob_note): Removed.
6461 (expand_gimple_cond): Don't call it, add the probability
6462 as last argument to jumpif_1/jumpifnot_1.
6463 * Makefile.in (dojump.o): Depend on output.h.
6464 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
6466 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
6467 * stmt.c (do_jump_if_equal): Likewise.
6468 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
6469 * loop-unswitch.c (compare_and_jump_seq): Likewise.
6470 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
6472 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
6473 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
6474 jumpifnot_1 callers.
6475 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
6477 (store_expr): Adjust jumpifnot caller.
6478 (store_constructor): Adjust jumpif caller.
6481 * gimplify.c (gimple_boolify): For __builtin_expect call
6482 gimple_boolify also on its first argument.
6484 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
6486 * configure.ac (gnu-unique-object): Wrap regexps using [] in
6488 (__stack_chk_fail): Ditto. Remove quadrigraphs.
6489 * configure: Regenerated.
6491 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6493 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
6494 lang_hooks.types_compatible_p instead of comptypes.
6496 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
6498 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
6499 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
6500 if __prefer_thumb__ is defined.
6502 2010-02-18 Martin Jambor <mjambor@suse.cz>
6504 PR tree-optimization/43066
6505 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
6506 array with zero-sized element type.
6508 2010-02-18 Jakub Jelinek <jakub@redhat.com>
6510 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
6511 rtx, allocate struct var_loc_node here and return it to the
6512 caller, and only if it is actually needed.
6513 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
6514 move it earlier and return immediately if it returns NULL.
6516 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
6518 * config/sparc/gas.h: New file. Restore
6519 TARGET_ASM_NAMED_SECTION to its ELF default.
6520 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
6522 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6523 Likewise. Add ATTRIBUTE_UNUSED to prototype.
6524 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
6525 after sparc/sysv4.h.
6527 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
6529 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
6531 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
6533 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
6534 patterns from predicated pattern.
6536 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
6539 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
6540 for insn mnemonic suffix.
6542 2010-02-17 Richard Guenther <rguenther@suse.de>
6544 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
6547 2010-02-17 Jakub Jelinek <jakub@redhat.com>
6550 * caller-save.c (save_call_clobbered_regs): If BB ends with
6551 a DEBUG_INSN, move any notes in between last real insn and the last
6552 DEBUG_INSN after the last DEBUG_INSN.
6554 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
6556 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
6557 Fix return type. Fix argument type. Explain meaning of return value.
6559 2010-02-16 Richard Guenther <rguenther@suse.de>
6561 PR tree-optimization/41043
6562 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
6563 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
6565 (vrp_visit_phi_node): ... but only for loop PHI nodes.
6567 2010-02-16 Ira Rosen <irar@il.ibm.com>
6569 PR tree-optimization/43074
6570 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
6571 * tree-vect-loop.c (vect_analyze_loop_operations): Add
6572 vectorizable cycles in hybrid SLP check.
6573 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
6575 2010-02-16 Richard Guenther <rguenther@suse.de>
6577 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
6578 (true_dependence): If memrefs_conflict_p computes must-alias
6579 trust it. Move TBAA check after offset-based disambiguation.
6580 (canon_true_dependence): Likewise.
6582 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
6584 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
6585 * doc/invoke.texi: Document it.
6586 * var-tracking.c: Include toplev.h and params.h.
6587 (vt_find_locations): Return bool indicating success. Compute
6588 hash sizes unconditionally. Check new parameter, report.
6589 (variable_tracking_main_1): Check vt_find_locations results and
6590 retry. Renamed from...
6591 (variable_tracking_main): ... this. New wrapper to preserve
6592 flag_var_tracking_assignments.
6593 * Makefile.in (var-tracking.o): Adjust dependencies.
6595 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
6596 Jakub Jelinek <jakub@redhat.com>
6599 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
6600 if weak_import attribute is present.
6601 * config/darwin.c (machopic_select_section): Likewise.
6603 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
6605 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
6606 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
6607 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
6608 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
6610 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
6613 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
6616 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
6617 Rewrite text to refer to the names.
6619 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
6621 * config/i386/i386-builtin-types.def
6622 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
6623 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
6624 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
6625 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
6626 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
6627 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
6628 IX86_BUILTIN_VPERMIL2PS256.
6629 (MULTI_ARG_4_DF2_DI_I): Defined.
6630 (MULTI_ARG_4_DF2_DI_I1): Defined.
6631 (MULTI_ARG_4_SF2_SI_I): Defined.
6632 (MULTI_ARG_4_SF2_SI_I1): Defined.
6633 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
6634 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
6635 __builtin_ia32_vpermil2ps256.
6636 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6637 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6638 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
6639 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6640 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6641 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
6642 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
6643 CODE_FOR_xop_vpermil2v8sf3.
6644 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
6645 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
6646 * config/i386/xopintrin.h (_mm_permute2_pd): New.
6647 (_mm256_permute2_pd): New.
6648 (_mm_permute2_ps): New.
6649 (_mm256_permute2_ps): New.
6651 2010-02-15 Nick Clifton <nickc@redhat.com>
6653 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
6654 boolean parameters. Use emit_jump_insn when emitting a pop
6655 instruction containing a return insn.
6656 (push): Use 'true' rather than '1' as second parameter to F.
6657 (h8300_expand_prologue): Likewise.
6658 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
6659 (h8300_expand_epilogue): Likewise.
6661 2010-02-15 Richard Guenther <rguenther@suse.de>
6664 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
6667 2010-02-15 Nick Clifton <nickc@redhat.com>
6669 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
6672 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
6674 * intl.c (fake_ngettext): New function.
6675 * intl.h (fake_ngettext): Declare.
6676 (ngettext): Define macro.
6677 * collect2.c (notice_translated): New function.
6678 (main): Use notice_translated and ngettext.
6679 * collect2.h (notice_translated): Declare.
6681 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
6683 * reorg.c (delete_computation): Comment fixes.
6684 * caller-save.c (setup_save_areas): Idem.
6685 * sel-sched-dump.c (dump_lv_set): Idem.
6688 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6690 * config/s390/s390.c (s390_sched_init): New function.
6691 (TARGET_SCHED_INIT): Target hook defined.
6693 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
6694 Jack Howarth <howarth@bromo.med.uc.edu>
6695 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6698 Partial revert of unintended change in fix for PR41605.
6699 * config/darwin.h: Fix typo.
6700 * config/darwin9.h: Same.
6702 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6704 * c-pch.c (pch_init): Clear v.
6706 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6709 * graphite-scop-detection.c (graphite_can_represent_scev): Call
6710 graphite_can_represent_init for MULT_EXPR.
6712 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6716 * graphite-sese-to-poly.c (remove_phi): New.
6717 (translate_scalar_reduction_to_array): Call remove_phi.
6719 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6722 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
6723 * graphite-clast-to-gimple.h (gloog): Update declaration.
6724 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
6725 * graphite-poly.h (struct poly_bb): Add missing comments.
6726 (struct scop): Add poly_scop_p field.
6728 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
6729 * graphite.c (graphite_transform_loops): Build the polyhedral
6730 representation for each scop before code generation.
6731 * sese.c (rename_variables_in_operand): Removed.
6732 (rename_variables_in_expr): Return the renamed expression.
6733 (rename_sese_parameters): New.
6734 * sese.h (rename_sese_parameters): Declared.
6736 2010-02-11 Richard Guenther <rguenther@suse.de>
6738 PR tree-optimization/42998
6739 * tree-ssa-pre.c (create_expression_by_pieces): Treat
6740 POINTER_PLUS_EXPR properly.
6742 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6743 Changpeng Fang <changpeng.fang@amd.com>
6746 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
6747 the cost of an IV candidate when the IV is used in a test against zero.
6749 * gcc.dg/tree-ssa/ivopts-3.c: New.
6751 2010-02-11 Richard Guenther <rguenther@suse.de>
6754 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
6755 pointer-vs-decl case by swapping refs. Handle some cases
6756 of pointer-vs-decl disambiguations more conservatively.
6757 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
6758 to false after expanding.
6760 2010-02-11 Richard Guenther <rguenther@suse.de>
6763 * gcc.c (process_command): Handle LTO file@offset case more
6766 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6768 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
6769 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
6771 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
6773 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
6774 if MEM's mode size isn't DWARF2_ADDR_SIZE.
6775 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
6776 Optimize eq/ne comparisons when both arguments are known to be
6778 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
6779 Don't mask operands unnecessarily if they are known to be already
6782 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
6784 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
6787 2010-02-10 Richard Guenther <rguenther@suse.de>
6789 PR tree-optimization/43017
6790 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
6791 for wrapping signed arithmetic.
6793 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6796 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
6797 if no debug info should be emitted for it.
6799 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
6801 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
6802 note when flag_exceptions is set.
6804 2010-02-10 Duncan Sands <baldrick@free.fr>
6806 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
6808 2010-02-10 Richard Guenther <rguenther@suse.de>
6811 * tree.c (get_unwidened): Handle constants.
6812 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
6814 2010-02-10 Martin Jambor <mjambor@suse.cz>
6817 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
6818 check for variable argument counts independently.
6820 2010-02-10 Christian Bruel <christian.bruel@st.com>
6823 * config/sh/sh.c (find_barrier): Increase length for non delayed
6824 conditional branches.
6826 2010-02-10 Christian Bruel <christian.bruel@st.com>
6828 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
6830 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6832 * builtins.c (set_builtin_user_assembler_name): Also handle
6833 ffs if int is smaller than word.
6835 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
6838 * ira-conflicts.c (get_dup): Remove.
6839 (process_reg_shuffles): Add new parameter. Use it as an
6840 additional guard for copy generation.
6841 (add_insn_allocno_copies): Rewrite.
6843 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
6845 * common.opt (fsched2-use-traces): Preserved for backward
6847 * doc/invoke.texi: Remove the documentation about option
6848 -fsched2-use-traces.
6849 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
6850 flag_sched2_use_traces.
6851 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
6852 the backward compatibility flag section.
6854 2010-02-09 Richard Guenther <rguenther@suse.de>
6856 PR tree-optimization/43008
6857 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
6858 make HEAP variables initialized from global memory if they
6859 are not known builtin functions.
6860 (find_func_aliases): Adjust.
6862 2010-02-09 Richard Guenther <rguenther@suse.de>
6864 PR tree-optimization/43000
6865 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
6866 arithmetic manually.
6868 2010-02-08 Jakub Jelinek <jakub@redhat.com>
6870 PR tree-optimization/42931
6871 * tree-loop-linear.c (try_interchange_loops): Don't call
6872 double_int_mul if estimated_loop_iterations failed.
6874 2010-02-08 Martin Jambor <mjambor@suse.cz>
6877 * tree-sra.c (build_accesses_from_assign): Do not mark in
6878 should_scalarize_away_bitmap if stmt has volatile ops.
6879 (sra_modify_assign): Do not process assigns piecemeal if if stmt
6882 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
6884 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
6886 2010-02-07 Adam Nemet <adambnmet@gmail.com>
6888 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
6891 2010-02-07 Andrew Pinski <pinskia@gmail.com>
6894 * df-core.c (df_finish_pass): Change type of saved_flags to int.
6896 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6899 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
6900 to unknown_dependence.
6901 (graphite_legal_transform_dr): Handle the unknown_dependence.
6902 (graphite_carried_dependence_level_k): Same.
6904 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6906 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
6908 2010-02-07 Richard Guenther <rguenther@suse.de>
6911 * expr.c (get_inner_reference): Always initialize *pbitsize.
6913 2010-02-07 Richard Guenther <rguenther@suse.de>
6916 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
6917 new ARRAY_REFs on variable size element or minimal index arrays.
6919 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
6920 gimple_fold_indirect_ref.
6922 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
6925 * arm.c (arm_override_options): Just return if the user has specified
6926 an invalid fpu name.
6928 2010-02-03 Jason Merrill <jason@redhat.com>
6931 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
6932 i386_pe_maybe_record_exported_symbol.
6934 2010-02-05 Steve Ellcey <sje@cup.hp.com>
6937 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6938 (pa_delegitimize_address): New function.
6940 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
6942 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
6943 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
6945 2010-02-05 Richard Guenther <rguenther@suse.de>
6948 * lto-streamer-in.c (get_resolution): Deal with references
6949 to undefined functions.
6951 2010-02-05 Richard Guenther <rguenther@suse.de>
6953 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
6954 (fold_const_aggregate_ref): Likewise.
6955 (ccp_fold_stmt): Substitute loads.
6956 (maybe_fold_reference): Verify types before substituting.
6958 (fold_gimple_assign): Unshare properly.
6959 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
6961 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
6963 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
6964 for rs6000_gen_cell_microcode.
6966 2010-02-04 Richard Guenther <rguenther@suse.de>
6968 PR rtl-optimization/42952
6969 * dse.c (const_or_frame_p): Remove MEM handling.
6971 2010-02-04 Nick Clifton <nickc@redhat.com>
6973 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
6974 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
6975 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
6976 (mn10300_asm_output_mi_thunk): New function.
6977 (mn10300_can_output_mu_thunk): New function.
6978 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
6979 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
6980 (FUNCTION_ARG): Delete incorrect comment.
6982 2010-02-03 Jason Merrill <jason@redhat.com>
6985 * fold-const.c (operand_equal_p): Handle erroneous types.
6987 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
6989 * config/h8300/h8300.md (can_delay): Fix attibute condition.
6991 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
6993 PR rtl-optimization/42941
6994 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
6997 2010-02-03 Jason Merrill <jason@redhat.com>
7000 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
7002 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
7005 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
7006 (cselib_reset_table): Renamed from...
7007 (cselib_reset_table_with_next_value): ... this.
7008 (cselib_get_next_uid): Renamed from...
7009 (cselib_get_next_unknown_value): ... this.
7010 * cselib.c (next_uid): Renamed from...
7011 (next_unknown_value): ... this.
7012 (cselib_clear_table): Adjust.
7013 (cselib_reset_table): Adjust. Renamed from...
7014 (cselib_reset_table_with_next_value): ... this.
7015 (cselib_get_next_uid): Adjust. Renamed from...
7016 (cselib_get_next_unknown_value): ... this.
7017 (get_value_hash): Use hash.
7018 (cselib_hash_rtx): Likewise.
7019 (new_cselib_val): Adjust. Set and dump uid.
7020 (cselib_lookup_mem): Pass next_uid as hash.
7021 (cselib_subst_to_values): Likewise.
7022 (cselib_log_lookup): Dump uid.
7023 (cselib_lookup): Pass next_uid as hash. Adjust.
7024 (cselib_process_insn): Adjust.
7025 (cselib_init): Initialize next_uid.
7026 (cselib_finish): Adjust.
7027 (dump_cselib_table): Likewise.
7028 * dse.c (canon_address): Dump value uid.
7029 * print-rtl.c (print_rtx): Print value uid.
7030 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
7032 (dv_uid): New function, sort of renamed from...
7033 (dv_htab_hash): ... this, reimplemented in terms of it and...
7034 (dv_uid2hash): ... this. New.
7035 (variable_htab_eq): Drop excess assertions.
7036 (tie_break_pointers): Removed.
7037 (canon_value_cmp): Compare uids.
7038 (variable_post_merge_New_vals): Print uids.
7039 (vt_add_function_parameters): Adjust.
7040 (vt_initialize): Reset table. Adjust.
7042 2010-02-03 Richard Guenther <rguenther@suse.de>
7044 PR tree-optimization/42944
7045 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
7046 (call_may_clobber_ref_p_1): Likewise. Properly handle
7047 malloc and calloc clobbering errno.
7049 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
7051 * doc/invoke.texi: Fix name of sched1 dump.
7053 * opts.c (decode_options): Set flag_tree_switch_conversion
7054 only conditionally on optimize >= 2.
7056 * gcse.c: Assorted comment fixes in pass description.
7058 2010-02-03 Anthony Green <green@moxielogic.com>
7060 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
7061 nop padding in order to maintain alignment of storage location of
7062 target function address.
7063 (moxie_trampoline_init): Store target function address at newly
7065 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
7067 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
7069 2010-02-03 Richard Guenther <rguenther@suse.de>
7072 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
7074 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7076 * config.gcc: Reenable check for obsolete targets.
7077 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
7078 mips-sgi-irix6.[0-4]*.
7080 2010-02-02 Nick Clifton <nickc@redhat.com>
7082 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
7083 constant size of 4 as being the same as 0.
7084 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
7085 can take values in the range 0..4.
7087 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
7090 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
7091 as _darwin10_Unwind_FindEnclosingFunction().
7092 * libgcc-libsystem.ver: New.
7094 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
7097 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
7098 implicitly set registers.
7100 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
7102 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
7103 (arm_override_options): Allow automatic selection of the thread
7104 pointer register if thumb2.
7105 (legitimize_pic_address): Improve code sequences for Thumb2.
7106 (arm_call_tls_get_addr): Likewise.
7107 (legitimize_tls_address): Likewise.
7108 * arm.md (pic_load_addr_arm): Delete. Replace with ...
7109 (pic_load_addr_32bit): ... this. New named pattern.
7110 * thumb2.md (pic_load_addr_thumb2): Delete.
7111 (pic_load_dot_plus_four): Delete.
7112 (tls_load_dot_plus_four): New named pattern.
7114 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7117 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
7118 Document fix for TLS bug.
7120 2010-01-31 Richard Guenther <rguenther@suse.de>
7122 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
7123 conservatively correct.
7125 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7129 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7131 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7133 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7135 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
7137 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
7139 * config.gcc: Adjust order of makefile fragments for mingw targets.
7141 2010-01-31 Richard Guenther <rguenther@suse.de>
7144 * gimplify.c (gimplify_init_constructor): For volatile LHS
7145 initialize a temporary.
7147 2010-01-31 Matthias Klose <doko@ubuntu.com>
7149 * configure.ac: Fix __stack_chk_fail check for cross builds configured
7151 * configure: Regenerate.
7153 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
7155 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7156 the same alias set and their sizes different constantness.
7157 (aliasing_component_refs_p): Revert 2009-10-24 change.
7159 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7161 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
7164 2010-01-29 Richard Guenther <rguenther@suse.de>
7166 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
7167 Assert we successfully updated the call.
7169 2010-01-29 Jakub Jelinek <jakub@redhat.com>
7171 PR rtl-optimization/42889
7172 * df.h (df_set_bb_dirty_nonlr): New prototype.
7173 * df-core.c (df_set_bb_dirty_nonlr): New function.
7174 * df-scan.c (df_insn_rescan): Call it instead of
7175 df_set_bb_dirty for DEBUG_INSNs.
7177 2010-01-29 Richard Guenther <rguenther@suse.de>
7180 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
7181 quadratic behavior in most cases.
7183 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
7186 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
7187 in the call to gen_x86_movsicc_0_m1.
7189 2010-01-28 Richard Guenther <rguenther@suse.de>
7191 PR tree-optimization/42871
7192 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
7194 2010-01-28 Richard Guenther <rguenther@suse.de>
7196 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
7197 into call arguments.
7199 2010-01-28 Richard Guenther <rguenther@suse.de>
7202 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
7203 the forwarder if the destination is an EH landing pad.
7205 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
7207 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
7208 block list passed to gimple_duplicate_sese_tail.
7209 (parallelize_loops): Avoid parallelization when the function
7211 Avoid parallelization when the preheader is IRREDUCIBLE.
7212 Try to optimize when estimated_loop_iterations_int is unresolved.
7213 Add the loop's location to the dump file.
7214 * tree-cfg.c (add_phi_args_after_redirect): Remove.
7215 (gimple_duplicate_sese_tail): Remove the check for the latch.
7216 Redirect nexits to the exit block.
7217 Remove handling of the incoming edges to the latch.
7218 Redirect the backedge from the copied latch to the exit bb.
7220 2010-01-28 Michael Matz <matz@suse.de>
7223 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
7224 Wrap force_reg into a sequence, emit it before user.
7226 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
7228 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
7230 (arm_legacy_rev): Likewise.
7231 (thumb_legacy_rev): Likewise.
7233 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7235 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
7236 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
7237 on MEM's address failed, try avoid_constant_pool_reference and
7238 recurse if it returned something different.
7239 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
7240 address, try avoid_constant_pool_reference and recurse if it
7241 returned something different.
7242 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
7243 address and avoid_constant_pool_reference returned something
7244 different, don't set have_address.
7246 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
7249 * var-tracking.c (val_store): Add modified argument, obey it.
7251 (count_uses): Move down logging of main.
7252 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
7253 don't need resolution.
7254 (emit_notes_in_bb): Likewise.
7256 2010-01-27 Richard Guenther <rguenther@suse.de>
7259 * tree-inline.c (remap_decl): Delay remapping of SSA name
7260 default definitions until we need them.
7262 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7264 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7265 (rs6000_delegitimize_address): New function.
7267 * config/s390/s390.c (s390_delegitimize_address): Call
7268 delegitimize_mem_from_attrs.
7271 * tree-inline.c (cannot_copy_type_1): Removed.
7272 (copy_forbidden): Don't forbid copying of functions containing
7273 records/unions with variable length fields.
7275 2010-01-27 Christian Bruel <christian.bruel@st.com>
7279 * config/sh/sh.c (find_barrier): Increase length for non delayed
7280 conditional branches.
7282 2010-01-27 Matthias Klose <doko@ubuntu.com>
7284 * configure.ac (gnu-unique-object): Fix ldd version check.
7285 * configure: Regenerate.
7287 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7289 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
7291 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
7292 Test for HAVE_GNU_AS value.
7294 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7296 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
7297 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
7298 INT64_TYPE): Define.
7299 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
7300 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7301 INT_LEAST64_TYPE): Define.
7302 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
7303 UINT_LEAST64_TYPE): Define.
7304 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
7305 INT_FAST64_TYPE): Define.
7306 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7307 UINT_FAST64_TYPE): Define.
7308 (INTMAX_TYPE, UINTMAX_TYPE): Define.
7309 (INTPTR_TYPE, UINTPTR_TYPE): Define.
7310 (SIG_ATOMIC_TYPE): Define.
7312 2010-01-26 Richard Guenther <rguenther@suse.de>
7314 * df-scan.c (df_scan_set_bb_info): Remove assert.
7315 (df_insn_rescan_debug_internal): Merge asserts.
7316 (df_install_ref): Likewise.
7317 (df_mark_reg): Use bitmap_set_range.
7318 (df_hard_reg_used_p): Remove assert.
7319 (df_hard_reg_used_count): Likewise.
7321 2010-01-26 Richard Guenther <rguenther@suse.de>
7323 PR rtl-optimization/42685
7324 * web.c (web_main): Ignore DEBUG_INSNs.
7326 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
7328 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
7330 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
7331 Fix types of fndecl and arglist parameters.
7333 2010-01-26 Richard Guenther <rguenther@suse.de>
7336 * tree-eh.c (unsplit_eh): Skip debug insns.
7338 2010-01-26 Richard Guenther <rguenther@suse.de>
7340 PR tree-optimization/42250
7341 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
7343 2010-01-26 Jakub Jelinek <jakub@redhat.com>
7346 * omp-low.c (expand_omp_sections): Only use single_pred if
7347 l2_bb is single_pred_p.
7349 2010-01-25 Christian Bruel <christian.bruel@st.com>
7352 * config/sh/sh.c (find_barrier): Increase length for non delayed
7353 conditional branches.
7354 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
7356 2010-01-24 David S. Miller <davem@davemloft.net>
7358 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
7359 define if not using GAS.
7360 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7361 Likewise. Delete SECTION_MERGE code, which is only applicable
7364 2010-01-24 Mark Mitchell <mark@codesourcery.com>
7367 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
7368 mangling of va_list in system headers.
7370 2010-01-23 Toon Moene <toon@moene.org>
7372 * tree-predcom.c (combine_chains): Return NULL, not false.
7374 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
7376 * tree-loop-distribution.c (distribute_loop): Fix declaration and
7377 initialization of variable res to agree with return type.
7379 2010-01-22 Steve Ellcey <sje@cup.hp.com>
7381 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
7382 * tree-sra.c: Add include of expr.h.
7384 2010-01-22 Jakub Jelinek <jakub@redhat.com>
7386 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
7387 insert the debug stmt on the single non-EH edge from the stmt.
7389 2010-01-22 Richard Henderson <rth@redhat.com>
7392 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
7393 the RHS until after generate_subtree_copies has insertted its
7394 code before the current statement.
7396 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
7398 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
7400 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
7402 2010-01-21 Martin Jambor <mjambor@suse.cz>
7404 PR tree-optimization/42585
7405 * tree-sra.c (struct access): New field grp_total_scalarization.
7406 (dump_access): Dump the new field.
7407 (should_scalarize_away_bitmap): New variable.
7408 (cannot_scalarize_away_bitmap): Likewise.
7409 (sra_initialize): Allocate new bitmaps.
7410 (sra_deinitialize): Free new bitmaps.
7411 (create_access_1): New function.
7412 (create_access): Parts moved to create_access_1.
7413 (type_consists_of_records_p): New function.
7414 (completely_scalarize_record): Likewise.
7415 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
7416 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
7417 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
7419 (analyze_all_variable_accesses): Completely scalarize small eligible
7422 2010-01-21 Martin Jambor <mjambor@suse.cz>
7424 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
7426 2010-01-21 Andrew Haley <aph@redhat.com>
7428 * gcc.c (process_command): Move lang_specific_driver before
7429 setting cc_libexec_prefix.
7431 2010-01-21 Richard Guenther <rguenther@suse.de>
7434 * fold-const.c (negate_expr_p): Pretend only negative
7435 real constants are easily negatable.
7437 2010-01-20 Janis Johnson <janis187@us.ibm.com>
7438 Jason Merrill <jason@redhat.com>
7440 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
7441 (TYPE_TRANSPARENT_AGGR): this, for union and record.
7442 * calls.c (initialize argument_information): Handle it.
7443 * c-common.c (handle_transparent_union_attribute): Use new name.
7444 * c-decl.c (finish_struct): Ditto.
7445 * c-typeck.c (type_lists_compatible_p): Ditto.
7446 (convert_for_assignment): Use new name and also handle record.
7447 * function.c (aggregate_value_p): Handle it.
7448 (pass_by_reference): Ditto.
7449 (assign_parm_data_types): Ditto.
7450 * print-tree.c (print_node): Ditto.
7451 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
7452 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
7453 * tree.c (first_field): New fn.
7455 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
7458 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
7459 even when linking statically, for now.
7461 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7464 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
7465 without a cselib val.
7466 (count_uses): Accept MO_VAL_SET with no val on stores.
7467 (add_stores): Likewise.
7469 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7471 * var-tracking.c (check_value_val): Add a compile time assertion.
7472 (dv_is_decl_p): Simplify.
7473 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
7474 gcc_assert if ENABLE_CHECKING.
7476 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7479 * var-tracking.c: Include tree-flow.h.
7480 (mem_dies_at_call): New.
7481 (dataflow_set_preserve_mem_locs): Use it.
7482 (dataflow_set_remove_mem_locs): Likewise.
7483 (dump_var): Renamed from dump_variable. Adjust all callers.
7484 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
7485 * Makefile.in (var-tracking.o): Adjust deps.
7487 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
7489 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
7491 2010-01-20 Richard Guenther <rguenther@suse.de>
7493 PR tree-optimization/42717
7494 * tree-ssa-dce.c (get_live_post_dom): Remove.
7495 (forward_edge_to_pdom): Take an arbitrary edge to copy
7496 degenerate PHI args from.
7497 (remove_dead_stmt): Use the first post-dominator even if it
7498 does not contain live statements as redirection destination.
7500 2010-01-20 Richard Guenther <rguenther@suse.de>
7502 * tree-inline.c (estimate_num_insns): Handle EH builtins.
7504 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7506 * sel-sched.c (create_speculation_check): Remove set but not used
7508 (try_transformation_cache): Remove set but not used variable ds.
7509 (calculate_privileged_insns): Remove set but not used variables
7510 cur_insn and min_spec_insn.
7511 (find_best_expr): Remove set but not used variable avail_n.
7512 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
7514 * cgraphunit.c (assemble_thunk): Remove set but not used variable
7516 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
7517 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
7520 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
7523 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
7524 cpu types. Add support for *-sse3 cpu types.
7525 (x86_64-*-*): Ditto.
7527 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7530 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
7531 argument, call initializer_constant_valid_p_1 instead of
7532 initializer_constant_valid_p, pass CACHE to it, return NULL
7533 immediately if first call returns NULL.
7534 (initializer_constant_valid_p_1): New function.
7535 (initializer_constant_valid_p): Use it.
7537 2010-01-20 Thomas Quinot <quinot@adacore.com>
7539 * tree.def (PLACEHOLDER_EXPR): Fix comment.
7541 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7543 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
7544 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
7545 (loc_list_from_tree): Don't handle unsigned division. Handle
7546 signed modulo using DW_OP_{over,over,div,mul,minus}.
7547 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
7548 modulo instead of signed.
7550 2010-01-20 DJ Delorie <dj@redhat.com>
7552 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
7554 (h8300_emit_stack_adjustment): Propogate it.
7556 (h8300_expand_prologue): Likewise.
7557 (h8300_expand_epilogue): Likewise.
7559 2010-01-19 Michael Matz <matz@suse.de>
7561 PR tree-optimization/41783
7562 * tree-data-ref.c (toplevel): Include flags.h.
7563 (dump_data_dependence_relation): Also dump the inputs if the
7564 result will be unknown.
7565 (split_constant_offset_1): Look through some conversions.
7566 * tree-predcom.c (determine_roots_comp): Restart a new chain if
7567 the offset from last element is too large.
7568 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
7569 (reassociate_to_the_same_stmt): Handle vector registers.
7570 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
7572 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
7573 wide_prolog_niters argument, emit widening instructions.
7574 (vect_do_peeling_for_alignment): Adjust caller, use widened
7575 variant of the iteration cound.
7576 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
7578 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7581 * config/arm/neon-testgen.m (emit_automatics): New parameter
7582 features. Adjust for Fixed_return_reg feature.
7583 (test_intrinsic): Call emit_automatics with new feature.
7584 * config/arm/neon.ml: Update copyright years.
7585 (features): New Fixed_return_reg feature.
7586 (ops): Update feature for Vget_low.
7588 2010-01-19 Jakub Jelinek <jakub@redhat.com>
7590 PR tree-optimization/42719
7591 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
7595 * fwprop.c (all_uses_available_at): Return false if def_set dest
7596 is a REG that is used in def_insn.
7598 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
7600 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
7602 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
7605 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
7607 * target.h (struct gcc_target) <secondary_reload>: Change type
7608 of last argument to secondary_reload_info *.
7610 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
7613 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
7614 memory references with unaligned offsets. Remove CQImode handling.
7615 (unaligned_memory_operand): Return 1 for memory references with
7616 unaligned offsets. Remove CQImode handling.
7618 2010-01-18 Richard Guenther <rguenther@suse.de>
7621 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
7624 2010-01-18 Richard Guenther <rguenther@suse.de>
7626 PR tree-optimization/42781
7627 * tree-ssa-structalias.c (find_what_var_points_to): Skip
7628 restrict processing only if the original variable was artificial.
7630 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
7632 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
7633 find number of popped argument bytes.
7635 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
7636 Fix the text that describes the return value for invalid insns.
7638 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
7640 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
7641 Clarify what 'cost of the -dependence' is. Fix quoting.
7643 * toplev.c (default_get_pch_validity): Rename argument to "sz".
7644 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
7646 2010-01-17 Jakub Jelinek <jakub@redhat.com>
7648 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
7649 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
7651 2010-01-17 Richard Guenther <rguenther@suse.de>
7654 * function.c (split_complex_args): Take a VEC to modify.
7655 (assign_parms_augmented_arg_list): Build a VEC instead of
7656 a chain of PARM_DECLs.
7657 (assign_parms_unsplit_complex): Take a VEC of arguments.
7658 Do not fixup unmodified parms.
7659 (assign_parms): Deal with the VEC.
7660 (gimplify_parameters): Likewise.
7662 2010-01-17 Richard Guenther <rguenther@suse.de>
7664 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
7665 node existence check.
7666 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
7667 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
7668 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
7669 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
7670 (gimple_execute_on_growing_pred): Likewise.
7672 2010-01-17 Richard Guenther <rguenther@suse.de>
7674 PR tree-optimization/42773
7675 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
7676 (compute_antic_aux): Likewise.
7677 (compute_partial_antic_aux): Likewise.
7679 2010-01-17 Jie Zhang <jie.zhang@analog.com>
7682 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
7685 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
7687 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
7690 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
7691 Fix markup for strict argument.
7693 (TARGET_SCHED_REORDER2): Fix argument types.
7695 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
7696 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
7698 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
7699 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
7701 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
7704 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
7705 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
7706 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
7707 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
7708 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
7710 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
7712 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
7714 (TARGET_ASM_RELOC_RW_MASK): Add return type.
7715 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
7717 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
7719 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
7722 (TARGET_ASM_NAMED_SECTION): Fix argument list.
7724 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
7725 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
7727 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
7729 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
7731 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
7732 referring to it. Fix language.
7734 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
7736 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
7738 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
7740 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
7742 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
7743 '@var{stream}. Remove stray 'and'.
7745 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
7747 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
7749 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
7751 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
7752 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
7754 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
7755 Fix description of return value.
7756 Rename argument "sz" to "len."
7758 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
7759 Clarify meaning of 'true' return value.
7761 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
7763 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
7764 rep_mode versus mode_rep.
7766 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
7768 (TARGET_BUILTIN_DECL): Fix name.
7770 (TARGET_COMMUTATIVE_P): Fix type of first argument.
7772 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
7774 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
7776 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
7778 (TARGET_RELAXED_ORDERING): Use @deftypevr.
7780 (TARGET_GET_DRAP_RTX): Note that this is a hook.
7783 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
7784 Rename argument tm_fn to md_fn.
7786 (TARGET_OPTION_PRINT): Fix argument list.
7788 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
7791 * config/i386/i386.c (ix86_fixup_binary_operands):
7792 Revert FMA4 fixup of operands.
7794 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7797 * Makefile.in (write_entries_to_file, install-plugin):
7798 Use \012 instead of \n with tr.
7800 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
7802 * configure.ac (HAVE_AS_REF): New C macro.
7803 * configure: Regenerate.
7804 * config.in: Likewise.
7805 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
7807 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
7810 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
7812 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
7814 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
7816 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
7818 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
7820 (TARGET_IN_SMALL_DATA_P): Fix argument type.
7822 (TARGET_BINDS_LOCAL_P): Fix argument type.
7824 (TARGET_ASM_FILE_END): Use prototype.
7826 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
7828 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
7830 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
7832 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
7834 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
7835 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
7837 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
7838 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
7840 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
7841 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
7842 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
7843 (TARGET_ADDR_SPACE_CONVERT): Likewise.
7845 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
7847 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
7849 (TARGET_INIT_BUILTINS): Use prototype.
7851 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7852 Put 'const char *' in braces. Fix parameter types.
7853 (TARGET_INVALID_CONVERSION): Fix parameter types.
7854 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
7855 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
7857 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
7860 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
7862 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
7864 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
7866 * doc/tm.texi (TARGET_HELP): Fix return type.
7868 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
7869 in braces. Fix argument types.
7871 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
7873 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
7875 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
7877 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
7878 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
7880 (TARGET_MANGLE_TYPE): Fix argument types.
7882 (TARGET_IRA_COVER_CLASSES): Use prototype.
7884 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
7886 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
7888 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
7890 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
7892 (TARGET_CALLEE_COPIES): Fix argument types.
7894 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
7896 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
7898 (TARGET_FUNCTION_VALUE): Fix argument types.
7900 (TARGET_RETURN_IN_MSB): Fix argument type.
7902 (TARGET_RETURN_IN_MEMORY): Fix argument types.
7904 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
7906 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
7908 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
7909 agree with return type.
7911 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
7913 2010-01-15 Jing Yu <jingyu@google.com>
7915 PR rtl-optimization/42691
7916 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
7917 a pseudo to a constant and are merged, and adjust comments.
7919 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
7921 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
7923 2010-01-15 Richard Guenther <rguenther@suse.de>
7926 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
7927 labels of computed or non-local gotos to the destination.
7928 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
7929 landing pad label is the first label.
7931 2010-01-15 Richard Guenther <rguenther@suse.de>
7933 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
7935 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7938 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
7939 to allow generation of the xssqrtdp instruction on power7.
7940 (sqrtdf2_fpr): Ditto.
7942 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7945 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
7946 functions with noreturn attribute.
7949 * varasm.c (declare_weak): Add weak attribute to decl if it
7950 doesn't have one already.
7951 (assemble_external): Only add decls to weak_decls if they also
7952 have weak attribute.
7954 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
7956 * var-tracking.c (var_reg_delete): Don't delete the association
7957 between REGs and values or one-part variables if the register
7960 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7963 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
7964 because its first operand is a non-localized variable.
7966 2010-01-14 Martin Jambor <mjambor@suse.cz>
7968 PR tree-optimization/42706
7969 * tree-sra.c (encountered_recursive_call): New variable.
7970 (encountered_unchangable_recursive_call): Likewise.
7971 (sra_initialize): Initialize both new variables.
7972 (callsite_has_enough_arguments_p): New function.
7973 (scan_function): Call decl and flags check only for IPA-SRA, check
7974 whether there is a recursive call and whether it has enough arguments.
7975 (all_callers_have_enough_arguments_p): New function.
7976 (convert_callers): Look for recursive calls only when
7977 encountered_recursive_call is set.
7978 (ipa_early_sra): Bail out either if
7979 !all_callers_have_enough_arguments_p or
7980 encountered_unchangable_recursive_call.
7982 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7984 * sel-sched.c: Add 2010 to copyright years.
7985 * sel-sched-ir.c: Likewise.
7986 * sel-sched-ir.h: Likewise.
7988 2010-01-14 Martin Jambor <mjambor@suse.cz>
7990 PR tree-optimization/42714
7991 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
7992 constructors specially.
7994 2010-01-14 Andi Kleen <ak@linux.intel.com>
7996 * config/i386/drivers-i386.c (detect_caches_intel):
7997 Add l2sizekb parameter and fill in.
7998 (host_detect_local_cpu): Add l2sizekb, fill in.
7999 Add Atom small cache heuristic.
8001 2010-01-14 Andi Kleen <ak@linux.intel.com>
8003 * config/i386/drivers-i386.c (detect_caches_cpuid4):
8004 Add level3 parameter and fill in.
8005 (detect_caches_intel): Handle level3 cache.
8007 2010-01-14 Andi Kleen <ak@linux.intel.com>
8009 * config/i386/drivers-i386.c (host_detect_local_cpu):
8010 Fix core duo detection.
8012 2010-01-14 Andi Kleen <ak@linux.intel.com>
8014 * config/i386/drivers-i386.c (host_detect_local_cpu):
8017 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8019 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
8020 (rs6000_variable_issue_1): this. Use...
8021 (rs6000_variable_issue): here. Reimplement. Print debug info.
8023 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8025 * sel-sched-ir.c (sel_restore_other_notes): Rename to
8026 sel_restore_notes. Update all callers. Call reemit_notes
8029 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8031 PR rtl-optimization/42246
8032 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
8035 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8037 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
8038 all successors is the same as number of successors in current region.
8040 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8042 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
8043 to rename is not separable. Otherwise check that its LHS is not NULL.
8045 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8047 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
8049 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8051 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
8052 available registers when failed to discover LHS register class.
8053 Fix indentation. Update comment.
8055 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8056 Alexander Monakov <amonakov@ispras.ru>
8058 PR rtl-optimization/42389
8059 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
8061 (advance_state_on_fence): Likewise.
8062 (sel_target_adjust_priority): Print debug output only when
8063 sched_verbose >= 4, not 2.
8064 (get_expr_cost): Do not issue all unique insns on the next cycle.
8065 (fill_insns): Initialize can_issue_more from the value saved
8067 * sel-sched-ir.c (flist_add): New parameter issue_more.
8068 Init FENCE_ISSUE_MORE with it.
8069 (merge_fences): Likewise.
8070 (init_fences): Update call to flist_add.
8071 (add_to_fences, add_clean_fence_to_fences)
8072 (add_dirty_fence_to_fences): Likewise.
8073 (move_fence_to_fences): Update call to merge_fences.
8074 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
8076 * sel-sched-ir.h (struct _fence): New field issue_more.
8077 (FENCE_ISSUE_MORE): New accessor macro.
8079 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8081 PR rtl-optimization/42388
8082 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
8083 that have no predecessors nor successors. Do not call move_bb_info
8084 for empty blocks outside of current region.
8086 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8088 PR rtl-optimization/42294
8089 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
8090 * sel-sched.c (move_exprs_to_boundary): Transitively add all
8091 originators' originators.
8093 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8095 PR rtl-optimization/39453
8096 PR rtl-optimization/42246
8097 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
8099 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
8101 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8102 Alexander Monakov <amonakov@ispras.ru>
8105 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
8106 (maybe_tidy_empty_bb): ... here. Make static. Add new
8107 argument. Update all callers.
8108 (tidy_control_flow): ... and here. Recompute topological order
8109 of basic blocks in region if necessary.
8110 (sel_redirect_edge_and_branch): Change return type. Return true
8111 if topological order might have been invalidated.
8112 (purge_empty_blocks): Export and move from...
8113 * sel-sched.c (purge_empty_blocks): ... here.
8114 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
8115 (maybe_tidy_empty_bb): Delete prototype.
8116 (purge_empty_blocks): Declare.
8118 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8120 PR rtl-optimization/42249
8121 * sel-sched.c (try_replace_dest_reg): When chosen register
8122 and original register is the same, do not bail out early, but
8123 still check all original insns for validity of replacing destination
8124 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
8127 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8130 Port from no-undefined-overflow branch:
8131 2009-03-09 Richard Guenther <rguenther@suse.de>
8133 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
8135 2010-01-14 Richard Guenther <rguenther@suse.de>
8138 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
8140 2010-01-14 Ira Rosen <irar@il.ibm.com>
8142 PR tree-optimization/42709
8143 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
8144 as scalar type in creation of constant vector operand.
8146 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8149 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
8150 (check-parallel-%): Match `testsuite' directory component only
8153 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
8155 PR translation/39521
8156 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
8159 2010-01-13 Richard Guenther <rguenther@suse.de>
8161 PR tree-optimization/42730
8162 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
8165 2010-01-13 Steve Ellcey <sje@cup.hp.com>
8168 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
8169 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
8172 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
8174 * config/bfin/libgcc-bfin.ver: Regenerate based on current
8175 libgcc-std.ver. Add entries for ___smulsi3_highpart and
8176 ___umulsi3_highpart.
8178 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
8179 rather than schedule_insns if the pass is enabled.
8181 2010-01-13 Martin Jambor <mjambor@suse.cz>
8183 PR tree-optimization/42704
8184 * tree-sra.c (sra_modify_assign): Do not delete assignments to
8187 2010-01-13 Martin Jambor <mjambor@suse.cz>
8189 PR tree-optimization/42703
8190 * tree-sra.c (analyze_access_subtree): Check that we can build a
8191 reference to the original data within the aggregate.
8193 2010-01-13 Richard Guenther <rguenther@suse.de>
8195 PR tree-optimization/42705
8196 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
8198 2010-01-13 Richard Guenther <rguenther@suse.de>
8201 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
8203 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8206 * var-tracking.c (values_to_unmark): New variable.
8207 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8208 values_to_unmark vector. Moved body to...
8209 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8210 instead queue it into values_to_unmark vector.
8211 (vt_find_locations): Free values_to_unmark vector.
8213 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
8215 * config/s390/s390.c (override_options): Set
8216 default of max-pending-list-length to 256
8218 2010-01-13 Richard Guenther <rguenther@suse.de>
8221 * tree-pass.h (PROP_gimple_lcx): New.
8222 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
8223 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
8224 before the final cleanup_eh.
8225 (dump_properties): Dump PROP_gimple_lcx.
8226 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
8227 (tree_lower_complex_O0): Remove.
8228 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
8229 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
8230 tree_lower_complex, schedule TODO_update_ssa.
8231 * lto-streamer-out.c (output_function): Stream the functions
8233 * lto-streamer-in.c (input_function): Likewise.
8234 (lto_read_body): Do not override them here.
8236 2010-01-12 Joseph Myers <joseph@codesourcery.com>
8239 * c-typeck.c (build_c_cast): Fold value cast to union type before
8240 wrapping it in a CONSTRUCTOR.
8242 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8244 PR rtl-optimization/42699
8245 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
8248 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8250 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8251 SUBTARGET_WARN_UNUSED_SPEC): Move ...
8252 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8253 SUBTARGET_WARN_UNUSED_SPEC): ... here
8254 * config/mips/iris5.h (LIBGCC_SPEC): Define.
8256 2010-01-12 Julian Brown <julian@codesourcery.com>
8258 * config/arm/neon-schedgen.ml (Utils): Don't try to
8259 open missing module.
8260 (find_with_result): New.
8262 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8265 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
8266 sharing when canonicalizing ({lt,ge}u (plus a b) b).
8268 PR tree-optimization/42645
8269 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
8270 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
8271 decl_map, set processing_debug_stmt to -1 and return name without
8274 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
8276 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
8277 binutils version, and reword target configuration description.
8279 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8281 * config/avr/avr.h (LINKER_NAME): Remove.
8283 2010-01-11 Janis Johnson <janis187@us.ibm.com>
8286 * config/rs6000/rs6000.c (rs6000_override_options): On targets
8287 that support VSX, warn for -mno-altivec if vsx is not disabled,
8290 2010-01-11 Joseph Myers <joseph@codesourcery.com>
8291 Shujing Zhao <pearly.zhao@oracle.com>
8293 PR translation/42469
8294 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
8295 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
8296 character between option name and help text.
8297 * c.opt (imultilib): Likewise.
8299 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
8301 * lto-streamer-out.c (output_unreferenced_globals): Output static
8304 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
8306 PR rtl-optimization/42621
8307 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
8308 optimizing for size.
8309 (duplicate_computed_gotos): Remove now-redundant check.
8311 2010-01-10 Steve Ellcey <sje@cup.hp.com>
8314 * configure.ac: Save and restore LDFLAGS and LIBS
8315 * configure: Regenerate.
8317 2010-01-10 Richard Guenther <rguenther@suse.de>
8320 * builtins.c (fold_builtin_strlen): Add type argument and
8321 convert the resulting length to it.
8322 (fold_builtin_1): Adjust.
8324 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8326 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
8327 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
8329 (num_insns_constant_wide): Adjust for that change.
8331 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8334 * web.c (union_defs): Add used argument, to combine uses of
8336 (entry_register): Adjust type and tests of used argument.
8337 (web_main): Widen used for new use. Pass it to union_defs.
8338 * df.h (union_defs): Adjust prototype.
8340 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8343 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
8344 uses in new incoming argument. Free body.
8345 (reset_debug_uses_in_loop): New.
8346 (analyze_insn_to_expand_var): Call the latter if the former found
8347 anything. Fix whitespace. Reject invalid dest overlaps before
8348 going through all insns in the loop.
8350 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8353 * haifa-sched.c (dying_use_p): Debug insns don't count.
8355 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8358 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
8359 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
8360 (verify_gimple_call): Reject LHS in noreturn calls.
8362 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8366 * tree-vect-loop-manip.c (adjust_info): New type.
8367 (adjust_vec): New pointer to vector.
8368 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
8369 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
8370 (slpeel_update_phis_for_duplicate_loop): Use them.
8371 (slpeel_update_phi_nodes_for_guard1): Likewise.
8372 (slpeel_update_phi_nodes_for_guard2): Likewise.
8373 (slpeel_tree_peel_loop_to_edge): Likewise.
8374 (vect_update_ivs_after_vectorizer): Likewise.
8376 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8378 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
8379 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8381 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8383 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
8384 bogus uninitialized warning.
8386 2010-01-09 Richard Guenther <rguenther@suse.de>
8389 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
8390 the evolution is compatible with the initial condition.
8392 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8394 * gcc.c (process_command): Update copyright notice dates.
8395 * gcov.c (print_version): Likewise.
8396 * gcov-dump.c (print_version): Likewise.
8397 * mips-tfile.c (main): Likewise.
8398 * mips-tdump.c (main): Likewise.
8400 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8403 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
8405 (rotlhi3_8): Delete.
8407 (rotlsi3_8): Delete.
8408 (rotlsi3_16): Delete.
8409 (rotlsi3_24): Delete.
8411 (*rotw<mode>3): New.
8412 (*rotb<mode>3): New.
8413 * config/avr/avr.c (avr_rotate_bytes): New function.
8414 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
8416 2010-01-08 Steve Ellcey <sje@cup.hp.com>
8419 * configure.ac: Modify -rdynamic check.
8420 * configure: Regenerate.
8422 2010-01-08 DJ Delorie <dj@redhat.com>
8424 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
8425 register popping order.
8427 2010-01-08 Richard Guenther <rguenther@suse.de>
8430 * c.opt (fsigned-char): Also let LTO handle this option.
8431 (funsigned-char): Likewise.
8433 2010-01-07 Richard Guenther <rguenther@suse.de>
8435 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
8436 (gimple_op): Likewise.
8437 (gimple_op_ptr): Likewise.
8438 (gimple_assign_set_lhs): Remove gcc_assert.
8439 (gimple_assign_set_rhs1): Likewise.
8440 (gimple_assign_set_rhs2): Likewise.
8441 (gimple_call_set_lhs): Likewise.
8442 (gimple_call_set_fn): Likewise.
8443 (gimple_call_set_fndecl): Likewise.
8444 (gimple_call_fndecl): Likewise.
8445 (gimple_call_return_type): Likewise.
8446 (gimple_call_set_chain): Likewise.
8447 (gimple_call_num_args): Likewise.
8448 (gimple_call_set_arg): Likewise.
8449 (gimple_cond_set_code): Likewise.
8450 (gimple_cond_set_lhs): Likewise.
8451 (gimple_cond_set_rhs): Likewise.
8452 (gimple_cond_set_true_label): Likewise.
8453 (gimple_cond_set_false_label): Likewise.
8454 (gimple_label_set_label): Likewise.
8455 (gimple_goto_set_dest): Likewise.
8456 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
8457 (gimple_debug_bind_get_value): Likewise.
8458 (gimple_debug_bind_get_value_ptr): Likewise.
8459 (gimple_debug_bind_set_var): Likewise.
8460 (gimple_debug_bind_set_value): Likewise.
8461 (gimple_debug_bind_reset_value): Likewise.
8462 (gimple_debug_bind_has_value_p): Likewise.
8463 (gimple_return_retval_ptr): Remove gcc_assert.
8464 (gimple_return_retval): Likewise.
8465 (gimple_return_set_retval): Likewise.
8466 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
8467 (safe_referenced_var_iterator): Remove.
8468 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
8469 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
8470 (fill_referenced_var_vec): Remove.
8471 (first_readonly_imm_use): Remove redundant gcc_assert.
8472 (phi_arg_index_from_use): Combine gcc_asserts.
8473 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
8474 (first_imm_use_stmt): Remove redundant gcc_assert.
8475 * tree-cfg.c (verify_gimple_call): Verify function and chain
8476 operands. Verify arguments.
8477 (verify_types_in_gimple_stmt): Verify condition code and labels.
8479 2010-01-07 Richard Guenther <rguenther@suse.de>
8481 PR tree-optimization/42641
8482 * sese.c (rename_map_elt_info): Use the SSA name version, do
8485 2010-01-07 Jakub Jelinek <jakub@redhat.com>
8487 PR tree-optimization/42625
8488 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
8489 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
8491 2010-01-07 Duncan Sands <baldrick@free.fr>
8493 * Makefile.in (PLUGIN_HEADERS): Add version.h.
8495 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
8498 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
8499 note itself is not function_invariant_p.
8501 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
8503 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
8504 Do not add the DF_NOTE problem.
8505 * store-motion.c (execute_rtl_store_motion): Likewise.
8507 2010-01-07 Martin Jambor <mjambor@suse.cz>
8509 PR tree-optimization/42157
8510 * tree-sra.c (compare_access_positions): Stabilize sort if both
8511 accesses have integer types, return zero immediately if they are the
8514 2010-01-06 Richard Henderson <rth@redhat.com>
8517 * haifa-sched.c (add_to_note_list): Merge into ...
8518 (concat_note_lists): ... here, and ...
8519 (unlink_other_notes, rm_other_notes): Merge into...
8520 (remove_notes): ... here. Create REG_SAVE_NOTEs for
8521 NOTE_INSN_EPILOGUE_BEG.
8523 2010-01-06 Richard Guenther <rguenther@suse.de>
8525 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
8526 not inline regular functions into always-inline functions.
8528 2010-01-06 Nick Clifton <nickc@redhat.com>
8530 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
8531 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
8533 (OVERRIDE_OPTIONS): Delete.
8534 (OPTIMIZATION_OPTIONS): Define.
8535 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
8536 * config/rx/rx.c (rx_handle_option): Issue an error message if
8537 -mcpu=rx200 and -fpu are used together.
8538 (rx_set_optimization_options): New function. Issue an error
8539 message if an optimization attribute attempts to reset the FPU/
8540 math optimization pairing.
8541 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
8542 * config/rx/rx.opt: Set the default to 32-bit doubles.
8543 * config/rx/t-rx: Add multilibs for -nofpu option.
8544 * doc/invoke.texi: Update documentation of RX options.
8546 2010-01-06 Richard Guenther <rguenther@suse.de>
8548 * tree-ssa-pre.c (name_to_id): New global.
8549 (alloc_expression_id): Simplify SSA name handling.
8550 (lookup_expression_id): Likewise.
8551 (init_pre): Zero name_to_id.
8552 (fini_pre): Free it.
8554 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
8556 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
8558 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
8561 * config/i386/sse.md (smaxv2di3): New.
8562 (umaxv2di3): Likewise.
8563 (sminv2di3): Likewise.
8564 (uminv2di3): Likewise.
8566 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
8569 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
8570 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
8571 (legitimize_tls_address): Likewise.
8572 (sparc_tls_referenced_p): Likewise.
8573 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
8574 and adjust calls to legitimize_pic_address.
8575 (legitimate_constant_p) Use sparc_tls_referenced_p.
8576 (legitimate_pic_operand_p): Likewise.
8577 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
8578 (sparc_tls_symbol_ref_1): Delete.
8579 (sparc_tls_referenced_p): Make static, recognize specific patterns.
8580 (legitimize_tls_address): Make static, handle CONST patterns.
8581 (legitimize_pic_address): Make static, remove unused parameter and
8582 adjust recursive calls.
8583 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
8584 and adjust call to legitimize_pic_address.
8585 (sparc_output_mi_thunk): Likewise.
8587 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
8588 H.J. Lu <hongjiu.lu@intel.com>
8591 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
8592 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
8593 operands to make them signed.
8596 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8599 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8600 GTU to GT for V4SI and V2DI.
8602 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8603 (umin<mode>3): Removed.
8605 (uminv4si3): Likewise.
8607 2010-01-05 Martin Jambor <mjambor@suse.cz>
8609 PR tree-optimization/42462
8610 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
8611 current_function_decl to helper functions and macros.
8613 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8616 * flags.h: Don't include real.h.
8617 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
8618 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
8619 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
8620 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
8621 * dominance.c: Update copyright.
8622 * gimple.c (walk_gimple_op): Remove inline.
8623 * tree-ssa-reassoc.c: Include real.h.
8624 * Makefile.in (FLAGS_H): Remove $(REAL_H).
8625 (tree-ssa-reassoc.o): Depend on $(REAL_H).
8627 2010-01-05 Nick Clifton <nickc@redhat.com>
8629 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
8630 register to push into the stack frame when the accumulator has to
8631 be saved during interrupts.
8633 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
8635 * doc/invoke.texi: Remove the documentation about option
8637 * common.opt (Wunreachable-code): Preserved for backward
8639 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
8640 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
8641 the backward compatibility flag section.
8643 2010-01-05 Richard Guenther <rguenther@suse.de>
8645 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
8647 2010-01-05 Jakub Jelinek <jakub@redhat.com>
8650 * cfgexpand.c (expand_one_var): Diagnose too large variables.
8652 PR tree-optimization/42508
8653 * tree-sra.c (convert_callers): Check for recursive call
8654 by comparing cgraph nodes instead of decls.
8655 (modify_function): Call ipa_modify_formal_parameters also
8656 on all same_body aliases.
8658 * cgraphunit.c (cgraph_materialize_all_clones): Compare
8659 cgraph nodes when checking for same_body aliases.
8661 2010-01-05 Richard Guenther <rguenther@suse.de>
8663 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
8664 allocation and lookup.
8665 (get_or_alloc_expr_for_constant): Likewise.
8666 (phi_translate): Sink allocation.
8668 2010-01-04 Richard Guenther <rguenther@suse.de>
8670 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
8671 a new entry only if needed.
8672 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
8673 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
8675 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
8677 (phi_translate): Handle CONSTANTs early.
8679 2010-01-04 Martin Jambor <mjambor@suse.cz>
8681 PR tree-optimization/42398
8682 * tree-sra.c (struct access): Removed flag grp_different_types.
8683 (dump_access): Do not dump the removed flag.
8684 (sort_and_splice_var_accesses): Do not set the removed flag.
8685 (sra_modify_expr): Check for type compatibility directly.
8687 2010-01-04 Martin Jambor <mjambor@suse.cz>
8689 PR tree-optimization/42366
8690 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
8691 edges with variable number of parameters.
8692 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
8693 flag instead of asserting it.
8694 (ipa_read_node_info): Read uses_analysis_done flag.
8696 2010-01-04 Richard Guenther <rguenther@suse.de>
8698 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
8699 iterative_hash_* as intended.
8700 (vn_reference_compute_hash): Likewise. Simplify hashing
8702 (vn_reference_lookup_2): Likewise.
8703 (vn_nary_op_compute_hash): Likewise.
8704 (vn_phi_compute_hash): Likewise.
8705 (expressions_equal_p): Remove strange code.
8706 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
8707 (pre_expr_hash): Likewise. Simplify hashing SSA names.
8708 (bitmap_insert_into_set_1): Take value-id as parameter.
8709 (add_to_value): Pass it.
8710 (bitmap_insert_into_set): Likewise.
8711 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
8713 2010-01-04 Jakub Jelinek <jakub@redhat.com>
8716 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
8717 (do_self_spec): For switches with SWITCH_IGNORE set set also
8718 SWITCH_IGNORE_PERMANENTLY.
8719 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
8722 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
8724 * lto-streamer-out.c (output_unreferenced_globals): Output the full
8725 tree of an unreferenced global var.
8727 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8730 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8731 GTU to GT for V4SI and V2DI.
8733 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8734 (umin<mode>3): Removed.
8736 (uminv4si3): Likewise.
8738 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8741 * collect2.c (main): Turn on trace in collect2 if -v is passed
8744 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
8746 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
8747 description of expression operand.
8749 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
8751 * configure.ac: Add install-html to target_list for Make-hooks.
8752 * configure: Regenerate.
8753 * fortran/Make-lang.in (F95_HTMLFILES): New.
8754 (fortran.html): Use it.
8755 (fortran.install-html): New.
8756 * Makefile.in (install-html): Add lang.install-html.
8757 * java/Make-lang.in (JAVA_HTMLFILES): New.
8758 (java.html): Use it.
8759 (java.install-html): New.
8760 * objc/Make-lang.in (objc.install-html): New.
8761 * objcp/Make-lang.in (obj-c++.install-html): New.
8762 * cp/Make-lang.in (c++.install-html): New.
8763 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
8764 * lto/Make-lang.in (lto.install-html): New.
8766 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8769 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
8771 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
8773 PR rtl-optimization/41862
8774 * store-motion.c (store_killed_in_insn, compute_store_table,
8775 remove_reachable_equiv_notes, replace_store_insn,
8776 build_store_vectors): Ignore all DEBUG_INSNs.
8778 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8781 * common.opt: Add dumpdir.
8783 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
8785 (option_map): Add --dumpdir.
8787 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
8789 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
8791 * opts.c (decode_options): Try dump_dir_name first if
8792 dump_base_name isn't an absolute path.
8793 (common_handle_option): Handle OPT_dumpdir.
8795 * toplev.c (dump_dir_name): New.
8796 (print_switch_values): Also ignore -dumpdir.
8798 * toplev.h (dump_dir_name): New.
8800 2010-01-03 Richard Guenther <rguenther@suse.de>
8802 PR tree-optimization/42589
8803 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
8804 double-word expansion of bswap32.
8806 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
8808 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
8809 with BLOCK_FOR_INSN.
8810 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
8811 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
8812 noce_process_if_block): Likewise.
8813 * gcse.c (compute_local_properties, insert_expr_in_table,
8814 insert_set_in_table, canon_list_insert, find_avail_set,
8815 pre_insert_copy_insn): Likewise.
8817 * basic-block.h (BLOCK_NUM): Move from here...
8818 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
8820 2010-01-03 Richard Guenther <rguenther@suse.de>
8822 PR tree-optimization/42438
8823 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
8824 contains_may_not_return_call flag.
8825 (BB_MAY_NOTRETURN): New.
8826 (valid_in_sets): Trapping nary operations are not valid
8827 in blocks that may not return.
8828 (insert_into_preds_of_block): Remove check for trapping expressions.
8829 (compute_avail): Compute also BB_MAY_NOTRETURN.
8831 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
8833 * doc/invoke.texi: Add 2010 to copyright years.
8835 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
8837 * config/sparc/sparc.c: Fix formatting nits.
8839 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
8840 Alexander Monakov <amonakov@ispras.ru>
8842 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
8844 2010-01-02 Richard Guenther <rguenther@suse.de>
8847 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
8848 (simplify_switch_using_ranges): Mark to be removed edges
8851 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8853 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8855 * collect2.c (scan_libraries): Add missing argument in call to
8858 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
8861 * config/alpha/predicates.md (aligned_memory_operand): Return false
8863 (unaligned_memory_operand): Return true for CQImode.
8864 * config/alpha/alpha.c (get_aligned_mem): Assert that location
8865 doesn not cross aligned SImode word boundary.
8867 2010-01-02 Anatoly Sokolov <aesok@post.ru>
8869 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
8871 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
8872 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
8874 2010-01-02 Richard Guenther <rguenther@suse.de>
8877 * toplev.c (compile_file): Emit LTO marker properly. Change
8879 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
8881 2010-01-01 Richard Guenther <rguenther@suse.de>
8884 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
8886 2010-01-01 Richard Guenther <rguenther@suse.de>
8889 * c-decl.c (grokdeclarator): For zero-size arrays force
8890 structural equality checks as layout_type does.
8892 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8894 * builtins.c: Update copyright to 2010.
8896 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8899 * lto-streamer-out.c (produce_asm): Revert the last change.
8900 (copy_function): Likewise.
8902 * lto-streamer.c (lto_get_section_name): Skip any leading
8905 2010-01-01 Richard Guenther <rguenther@suse.de>
8908 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
8912 Copyright (C) 2010 Free Software Foundation, Inc.
8914 Copying and distribution of this file, with or without modification,
8915 are permitted in any medium without royalty provided the copyright
8916 notice and this notice are preserved.