1 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
3 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
4 domain types as equal if they are both PLACEHOLDER_EXPRs.
6 2010-05-08 Richard Guenther <rguenther@suse.de>
8 * lto-wrapper.c (run_gcc): Remove linker output from
9 command line for LTRANS invocation.
11 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
13 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
14 lto-macho as lto_binary_reader.
15 * target.h (struct gcc_target): New hooks lto_start and lto_end.
16 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
17 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
18 in lto_start and lto_end calls.
19 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
21 (scan_prog_file): Update is_elf_or_coff call.
22 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
24 * collect2.c (main): Fix enum comparison.
26 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
28 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
29 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
30 and TARGET_ASM_LTO_END.
31 * darwin.c: Include obstack.h and lto-streamer.h.
32 (lto_section_names_offset, lto_section_names_obstack,
33 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
35 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
36 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
38 (darwin_asm_lto_end): New function. Restore asm_out_file.
39 (darwin_asm_named_section): For LTO sections, replace the name with
40 the offset of the section name in a string table, and build this
42 (darwin_file_start): Initialize global vars for LTO support.
43 (darwin_file_end): If output to asm_out_file was redirected, append it
44 to the proper asm_out_file here. Add the section names section.
46 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
48 * c-pragma.c (pending_weak_d, pending_weak): New.
49 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
50 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
51 handle_pragma_weak): Update the uses of pending_weaks.
53 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
55 PR documentation/44016
56 * doc/standards.texi (Standards): Link to unversioned
57 cxx0x_status.html page.
59 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
62 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
63 in addition to TREE_USED, to avoid "set but unused" warnings.
65 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
67 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
68 (is_loop_prefetching_profitable): Do not insert prefetches
69 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
70 times the prefetch ahead distance.
72 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
74 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
75 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
76 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
79 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
81 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
82 a diagnostic info when the insn-to-mem ratio is too small.
84 2010-05-07 Richard Guenther <rguenther@suse.de>
86 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
88 (store_arg): Queue temp_filename for deletion instead of
91 2010-05-07 Richard Guenther <rguenther@suse.de>
93 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
94 (run_gcc): Handle LTRANS phase invocation.
95 * collect2.c (maybe_run_lto_and_relink): Do not set
98 2010-05-07 Jakub Jelinek <jakub@redhat.com>
100 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
101 this is also meaningful on PARM_DECLs and RESULT_DECLs.
103 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
105 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
107 2010-05-07 Richard Guenther <rguenther@suse.de>
109 PR tree-optimization/44020
110 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
111 code when PRE is not yet initialized.
113 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
115 * config/mips/dbxmdebug.h: Remove.
116 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
118 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
120 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
121 with null pointer and also warn about ordered comparison of zero with
124 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
126 * graphite-blocking.c
127 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
128 * graphite-clast-to-gimple.c
129 (clast_to_gcc_expression): Same.
130 (precision_for_value): Same.
131 (precision_for_interval): Same.
132 (gcc_type_for_interval): Same.
133 (graphite_create_new_guard): Same.
134 (compute_bounds_for_level): Same.
135 (graphite_create_new_loop_guard): Same.
136 * graphite-interchange.c
137 (build_linearized_memory_access): Same.
138 (pdr_stride_in_loop): Same.
139 (memory_strides_in_loop_1): Same.
140 (memory_strides_in_loop): Same.
141 (extend_scattering): Same.
142 (psct_scattering_dim_for_loop_depth): Same.
143 (pbb_number_of_iterations): Same.
145 (debug_iteration_domains): Same.
147 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
148 (ppl_set_inhomogeneous_gmp): Same.
149 (ppl_strip_loop): Same.
150 (ppl_lexico_compare_linear_expressions): Same.
151 (ppl_read_polyhedron_matrix): Same.
152 (ppl_max_for_le_pointset): Same.
154 (ppl_read_polyhedron_matrix): Same.
155 (tree_int_to_gmp): Same.
156 (gmp_cst_to_tree): Same.
157 (ppl_set_inhomogeneous): Same.
158 (ppl_set_inhomogeneous_tree): Same.
159 (ppl_set_coef): Same.
160 (ppl_set_coef_tree): Same.
161 * graphite-sese-to-poly.c
162 (build_pbb_scattering_polyhedrons): Same.
163 (build_scop_scattering): Same.
164 (scan_tree_for_params_right_scev): Same.
165 (scan_tree_for_params): Same.
166 (find_params_in_bb): Same.
167 (find_scop_parameters): Same.
168 (add_upper_bounds_from_estimated_nit): Same.
169 (build_loop_iteration_domains): Same.
170 (add_condition_to_domain): Same.
171 (pdr_add_memory_accesses): Same.
173 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
175 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
176 CLooG's value_* macros to their respective mpz_* counterparts.
177 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
178 (graphite_create_new_loop_guard): Same.
179 * graphite-interchange.c (build_linearized_memory_access): Same.
180 (pdr_stride_in_loop): Same.
181 (memory_strides_in_loop_1): Same.
182 (1st_interchange_profitable_p): Same.
183 * graphite-poly.c (extend_scattering): Same.
184 (psct_scattering_dim_for_loop_depth): Same.
185 (pbb_number_of_iterations): Same.
186 (pbb_number_of_iterations_at_time): Same.
187 * graphite-poly.h (new_1st_loop): Same.
188 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
189 (oppose_constraint): Same.
190 (insert_constraint_into_matrix): Same.
191 (ppl_set_inhomogeneous_gmp): Same.
192 (ppl_set_coef_gmp): Same.
193 (ppl_strip_loop): Same.
194 (ppl_lexico_compare_linear_expressions): Same.
195 (ppl_max_for_le_pointset): Same.
196 (ppl_min_for_le_pointset): Same.
197 (ppl_build_realtion): Same.
198 * graphite-ppl.h (gmp_cst_to_tree): Same.
199 (ppl_set_inhomogeneous): Same.
200 (ppl_set_inhomogeneous_tree): Same.
201 (ppl_set_coef): Same.
202 (ppl_set_coef_tree): Same.
203 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
204 (build_scop_scattering): Same.
205 (add_value_to_dim): Same.
206 (scan_tree_for_params_right_scev): Same.
207 (scan_tree_for_params_int): Same.
208 (scan_tree_for_params): Same.
209 (find_params_in_bb): Same.
210 (find_scop_parameters): Same.
211 (add_upper_bounds_from_estimated_nit): Same.
212 (build_loop_iteration_domains): Same.
213 (create_linear_expr_from_tree): Same.
214 (add_condition_to_domain): Same.
215 (pdr_add_memory_accesses): Same.
217 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
218 Jason Merrill <jason@redhat.com>
220 * c-common.c (c_common_reswords): Add nullptr.
221 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
222 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
223 (gen_type_die_with_usage): Likewise.
224 * dbxout.c (dbxout_type): Likewise.
225 * sdbout.c (plain_type_1): Likewise.
227 2010-05-06 Jason Merrill <jason@redhat.com>
229 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
230 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
232 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
234 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
235 stripping WITH_SIZE_EXPR.
236 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
239 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
241 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
242 list of obsolete configurations.
243 Disabled check for obsolete configurations.
244 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
245 Removed support for previous versions.
246 * config/mips/iris.h: Removed.
247 * config/mips/iris5.h: Removed.
248 * config/mips/iris6.h: Merged old iris.h contents.
249 (TARGET_IRIX): Removed.
250 (DRIVER_SELF_SPECS): Removed mabi=32.
251 (IDENT_ASM_OP): Removed undef.
252 (STARTFILE_SPEC): Removed mabi=32.
253 (ENDFILE_SPEC): Likewise.
254 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
255 (MACHINE_TYPE): Update for IRIX 6.5.
256 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
257 TARGET_IRIX by TARGET_IRIX6.
258 (mips_file_start): Likewise.
259 (mips_output_external): Remove IRIX 5/6 O32 support.
260 (mips_output_function_prologue): Likewise.
261 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
263 (TARGET_CPU_CPP_BUILTINS): Likewise.
264 (TARGET_IRIX): Removed.
265 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
266 (MULTILIB_DIRNAMES): Removed 32.
267 (MULTILIB_OSDIRNAMES): Removed ../lib.
268 * doc/install.texi (Prerequisites): Don't reference IRIX before
270 (Specific, mips-sgi-irix5): Document removal.
271 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI
273 Remove references to older IRIX 6 releases and the O32 ABI.
275 2010-05-06 Jakub Jelinek <jakub@redhat.com>
277 * gcc.dg/Wunused-var-8.c: Move to...
278 * c-c++-common/Wunused-var-6.c: ... here. New test.
281 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
282 instead of DF_REF_REAL_REG.
284 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
287 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
288 handling to still return true for x64 targets.
290 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
292 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
294 2010-05-06 Jan Hubicka <jh@suse.cz>
296 PR tree-optimization/43791
297 * ipa-inline.c (update_caller_keys): Remove bogus
298 disregard_inline_limits check.
300 2010-05-06 Michael Matz <matz@suse.de>
302 PR tree-optimization/43984
303 * tree-ssa-pre.c (inserted_phi_names): Remove.
304 (inserted_exprs): Change to bitmap.
305 (create_expression_by_pieces): Set bits, don't append to vector.
306 (insert_into_preds_of_block): Don't handle inserted_phi_names.
307 (eliminate): Don't look at inserted_phi_names, remove deleted
308 insns from inserted_exprs.
309 (remove_dead_inserted_code): Adjust to use bitmaps instead of
311 (init_pre, fini_pre): Allocate and free bitmaps.
312 (execute_pre): Insert insns on edges before elimination.
314 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
316 * tree.c (initializer_zerop): Handle STRING_CST.
318 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
321 * doc/invoke.texi (Wimplicit): Document as C only.
322 * opts.c (common_handle_option): Add argument kind.
323 (handle_option): Rename as read_cmdline_option. Factor out code to...
324 (handle_option): ... here. New.
325 (handle_options): Rename as read_cmdline_options.
326 (decode_options): Update call.
327 (set_option): Use option index instead of option pointer. Classify
328 diagnostics correctly.
329 (enable_warning_as_error): Call handle_option.
330 * opts.h (set_option): Update declaration.
331 (handle_option): Declare.
332 * langhooks.h (struct lang_hooks): Add argument kind to
334 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
335 * c-opts.c (set_Wimplicit): Delete.
336 (c_family_lang_mask): New static constant.
337 (c_common_handle_option): Add argument kind. Use handle_option
338 instead of set_Wimplicit.
339 (c_common_post_options): warn_implicit and warn_implicit_int
340 are disabled by default.
341 * c-common.c (warn_implicit): Do not define here.
342 * c-common.h (warn_implicit): Do not declare here.
343 (c_common_handle_option): Update declaration.
344 * lto-opts.c (lto_reissue_options): Update call to set_option.
346 2010-05-06 Richard Guenther <rguenther@suse.de>
348 PR tree-optimization/43571
349 * domwalk.c (walk_dominator_tree): Walk the dominator
350 sons in more optimal order.
352 2010-05-06 Richard Guenther <rguenther@suse.de>
354 PR tree-optimization/43934
355 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
356 (stmt_cost): Likewise.
357 (extract_true_false_args_from_phi): New helper.
358 (determine_max_movement): For PHI nodes verify we can hoist them
359 and compute their cost.
360 (determine_invariantness_stmt): Handle PHI nodes.
361 (move_computations_stmt): Likewise. Hoist PHI nodes in
362 if-converted form using COND_EXPRs.
363 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI
365 (tree_ssa_lim): Likewise.
366 * tree-flow.h (tree_ssa_lim): Adjust prototype.
367 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
369 2010-05-06 Richard Guenther <rguenther@suse.de>
371 PR tree-optimization/43987
372 * tree-ssa-structalias.c (could_have_pointers): For possibly
373 address-taken variables force pointers to be recorded.
374 (create_variable_info_for_1): Likewise.
375 (push_fields_onto_fieldstack): Pass in wheter all fields
377 (find_func_aliases): Query types instead of vars whether
378 they contain pointers where appropriate.
380 2010-05-06 Jan Hubicka <jh@suse.cz>
382 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
383 (record_reference, mark_address, mark_load, mark_store): Record
385 (record_references_in_initializer): Update call of record_references.
386 (rebuild_cgraph_edges): Remove all references before rebuiding.
387 * cgraph.c (cgraph_create_node): Clear ref list.
388 (cgraph_remove_node): Remove references.
389 (dump_cgraph_node): Dump references.
390 (cgraph_clone_node): Clone references.
391 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
392 (struct cgraph_node, varpool_node): Add ref_lst.
393 * ipa-ref.c: New file.
394 * ipa-ref.h: New file.
395 * ipa-ref-inline.h: New file.
396 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
397 (referenced_from_other_partition_p): New function.
398 (lto_output_varpool_node): Take set arugment; call
399 referenced_from_other_partition.
400 (lto_output_ref): New.
401 (add_references): New.
403 (output_cgraph): Compute boundary based on references;
405 (output_varpool): Accept cgraph_node_set argument.
408 (input_cgraph): Call input_refs.
409 * lto-section-in.c (lto_section_name): Add refs.
410 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
411 (ipa-ref.o): New file.
412 * varpool.c (varpool_node): Clear ipa ref list.
413 (varpool_remove_node): Remove references.
414 (dump_varpool_node): Dump references.
415 (varpool_assemble_decl): Only compile finalized ones.
416 (varpool_extra_name_alias): Initialize ref list.
417 * lto-streamer.c (lto-get_section_name): Add .refs section.
418 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
419 (referenced_from_other_partition_p): Declared.
421 2010-05-06 Ira Rosen <irar@il.ibm.com>
423 PR tree-optimization/43901
424 * tree-vect-stmts.c (vectorizable_call): Assert that vector
425 type is not NULL if it's transformation phase, and return
426 FALSE if it's analysis.
427 (vectorizable_conversion, vectorizable_operation,
428 vectorizable_type_demotion, vectorizable_type_promotion):
431 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
433 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
435 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
437 * config/mips/mips-protos.h
438 (mips_small_register_classes_for_mode_p): Delete prototype.
440 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
442 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
443 * config/arm/arm.c (multiple_operation_profitable_p,
444 compute_offset_order): New static functions.
445 (load_multiple_sequence, store_multiple_sequence): Use them.
446 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
447 memory offsets, not register numbers.
448 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
450 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
452 * stor-layout.c (pending_sizes): Change the type to
454 (get_pending_sizes, put_pending_size, put_pending_sizes):
455 Update the uses of pending_sizes.
456 * c-decl.c (store_parm_decls): Likewise.
457 * c-tree.h (struct c_arg_info): Likewise.
458 * tree.h: Update the prototype for get_pending_sizes and
461 2010-05-05 Jason Merrill <jason@redhat.com>
464 * c-common.c (handle_aligned_attribute): Respect
465 ATTR_FLAG_TYPE_IN_PLACE.
468 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
469 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
470 (TARGET_INITIALIZER): Use it.
471 * c-common.c (attribute_takes_identifier_p): Call it.
472 * c-common.h: Update prototype.
473 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
474 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
476 2010-05-05 Jakub Jelinek <jakub@redhat.com>
479 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
480 DW_ID_down_case for Fortran compilation units.
482 2010-05-05 Jan Hubicka <jh@suse.cz>
484 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
487 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
489 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
490 a variable-sized RESULT_DECL.
492 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
494 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
496 2010-05-05 Jason Merrill <jason@redhat.com>
499 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
501 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
503 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
504 Jakub Jelinek <jakub@redhat.com>
507 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
508 (dead_debug_init, dead_debug_finish): New functions.
509 (dead_debug_add, dead_debug_insert_before): Likewise.
510 (df_note_bb_compute): Initialize a dead_debug object, add dead
511 debug uses to it, insert debug bind insns before death insns,
512 reset debug insns that refer to pending uses at the end.
513 * rtl.h (make_debug_expr_from_rtl): New prototype.
514 * varasm.c (make_debug_expr_from_rtl): New function.
516 2010-05-05 Jan Hubicka <jh@suse.cz>
518 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
519 (lto_varpool_encoder_new, lto_varpool_encoder_delete, lto_varpool_encoder_encode
520 lto_varpool_encoder_lookup, lto_varpool_encoder_deref, lto_varpool_encoder_size,
521 lto_varpool_encoder_encode_initializer_p,
522 lto_set_varpool_encoder_encode_initializer): New functions.
523 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
525 (input_varpool_node): Do not always set analyzed.
526 (input_cgraph_1): Return vector of cgraph nodes.
527 (input_varpool_1): Return vector of varpools.
528 (input_cgraph): Free the vectors.
529 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
530 output only initializers needed.
531 (lto_output): Only call output_cgraph.
532 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
533 * lto-section-out.c (lto_new_out_decl_state): Initialize
534 state->varpool_node_encoder.
535 * lto-streamer.h (lto_varpool_encoder_d): New.
536 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
537 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
538 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
539 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
540 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
542 (output_varpool, input_varpool): Remove declarations.
544 2010-05-05 Jan Hubicka <jh@suse.cz>
546 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
547 with body can prevail.
549 2010-05-05 Jan Hubicka <jh@suse.cz>
551 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
554 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
556 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to
559 * gengtype.h (erro_at_line): Constify pos argument.
561 * gengtype.c: Include hashtab.h.
562 (enum gc_used): Document GC_MAYBE_POINTED_TO.
563 (error_at_line): Constify pos argument.
564 (do_typedef): Initialize p->opt field.
565 (get_file_gtfilename): Fix comment typo.
566 (struct walk_type_data): Constify line field.
567 (get_output_file_for_structure): New function.
568 (write_local_func_for_structure): Constify orig_s argument.
569 Use get_output_file_for_structure.
570 (write_func_for_structure): Use get_output_file_for_structure.
571 (INDENT): New define.
572 (dump_pair, dump_type, dump_type_list, dump_typekind)
573 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
574 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
576 (seen_types): New variable.
577 (main): New variable do_dump. Process "-d" command line option.
578 Call dump_everything if dump requested.
580 2010-05-05 Jakub Jelinek <jakub@redhat.com>
582 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
583 in a temporary instead of invoking the macro multiple times.
584 (track_expr_p): Likewise.
586 2010-05-04 Neil Vachharajani <nvachhar@google.com>
588 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
590 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
591 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
592 conditions for printing notes.
593 * common.opt (-Wcoverage-mismatch): Allow negative, default to
594 true, update documentation.
595 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
597 2010-05-04 Jakub Jelinek <jakub@redhat.com>
600 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
603 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
606 * config/i386/i386.md (sse_prologue_save): Add clobber CC
608 (*sse_prologue_save_insn1): Likewise.
609 (SSE prologue save splitter): Likewise.
611 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
613 * tree.c (free_lang_data_in_one_sizepos): New inline function.
614 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
615 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
616 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
617 all decls. Call it on DECL_FIELD_OFFSET of fields.
618 (find_decls_types_r): Follow DECL_VALUE_EXPR.
619 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
621 2010-05-04 Martin Jambor <mjambor@suse.cz>
623 * tree-sra.c (build_access_from_expr_1): The first parameter type
624 changed to simple tree.
625 (build_access_from_expr): Likewise, gsi parameter was eliminated.
626 (scan_assign_result): Renamed to assignment_mod_result, enum elements
628 (build_accesses_from_assign): Removed all parameters except for a
629 simple gimple statement. Now returns a simple bool.
630 (scan_function): All non-analysis parts moved to separate functions
631 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
632 parameters and updated both callers.
633 (sra_modify_expr): Removed parameter data.
634 (sra_modify_function_body): New function.
635 (perform_intra_sra): Call sra_modify_function_body to modify the
637 (replace_removed_params_ssa_names): Parameter data changed into
639 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
640 changed the parameter dont_convert to convert with the opposite
642 (sra_ipa_modify_assign): Parameter data changed into adjustments
643 vector, return value changed to bool.
644 (ipa_sra_modify_function_body): New function.
645 (sra_ipa_reset_debug_stmts): Updated a comment.
646 (modify_function): Use ipa_sra_modify_function_body to modify function
649 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
652 * alias.c (true_dependence): Handle the same VALUE in x and mem.
653 (canon_true_dependence): Likewise.
654 (write_dependence_p): Likewise.
656 2010-05-04 Jan Hubicka <jh@suse.cz>
658 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
659 * cgraphbuild.c: Include ipa-utils.h
660 (record_reference_ctx): New struct.
661 (record_reference): Simplify to work on initializers; not statements.
662 (mark_address, mark_load, mark_store): New.
663 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
665 (record_references_in_initializer): Update use of record_reference.
666 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
669 2010-05-04 Jan Hubicka <jh@suse.cz>
671 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
672 node will be removed anyway.
673 (lto_varpool_replace_node): Allow also unanalyzed nodes;
674 relink aliases of node into prevailing node.
675 * varpool.c (varpool_remove_node): Remove aliases properly;
676 when removing node, remove all its aliases too; remove DECL_INITIAL
677 of removed node; ggc_free the varpool node.
679 2010-05-04 Richard Guenther <rguenther@suse.de>
681 PR tree-optimization/43879
682 * tree-ssa-structalias.c (alias_get_name): Use
683 DECL_ASSEMBLER_NAME if available.
684 (create_function_info_for): Return the varinfo node.
685 (ipa_pta_execute): Associate same-body aliases and extra names
686 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
688 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
690 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove
693 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
696 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
697 only if HONOR_REG_ALLOC_ORDER is not defined.
699 2010-05-04 Richard Guenther <rguenther@suse.de>
701 PR tree-optimization/43949
702 * tree-vrp.c (extract_range_from_binary_expr): Only handle
705 2010-04-26 Jason Merrill <jason@redhat.com>
707 * c.opt (-fstrict-enums): New.
708 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
710 2010-05-03 David Ung <davidu@mips.com>
711 James E. Wilson <wilson@codesourcery.com>
713 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
714 emit the trap instruction before the divide for TUNE_74K.
716 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
718 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
719 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
720 based on the above, for new target hook.
722 * hooks.c (hook_bool_mode_true): New generic hook.
723 * hooks.h (hook_bool_mode_true): Add prototype.
725 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
727 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
728 target hook, set to hook_bool_mode_false.
729 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
730 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
731 with targetm.small_register_classes_for_mode_p.
732 (find_reusable_reload): Likewise.
733 (combine_reloads): Likewise.
734 * reload1.c (reload_as_needed): Likewise.
735 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
736 * ifcvt.c (noce_process_if_block, check_cond_move_block,
737 dead_or_predicable): Likewise.
738 * regmove.c (optimize_reg_copy_1): Likewise.
739 * calls.c (prepare_call_address): Likewise.
740 (precompute_register_parameters): Likewise.
742 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
744 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
745 implementation of the hook that considers all register classes
746 small except for SH64.
747 (sh_override_options): Use the new hook.
748 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
751 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
753 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
754 implementation of the hook that considers all register classes
756 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
759 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
761 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
762 implementation of the hook that considers all register classes
764 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
767 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
769 * config/m32c/m32c.h: Likewise.
770 * config/pdp11/pdp11.h: Likewise.
771 * config/avr/avr.h: Likewise.
772 * config/xtensa/xtensa.h: Likewise.
773 * config/m68hc11/m68hc11.h: Likewise.
774 * config/mn10300/mn10300.h: Likewise.
775 * config/mcore/mcore.h: Likewise.
776 * config/h8300/h8300.h: Likewise.
777 * config/bfin/bfin.h: Likewise.
779 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
780 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
782 2010-05-03 Anatoly Sokolov <aesok@post.ru>
784 * double-int.h (tree_to_double_int): Remove macro.
785 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
786 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
787 (tree_to_double_int): New function.
788 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
790 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
792 2010-05-03 Richard Guenther <rguenther@suse.de>
794 PR tree-optimization/43971
795 * tree-ssa-structalias.c (get_constraint_for_1): Fix
796 constraints in the !flag_delete_null_pointer_checks case.
798 2010-05-03 Jakub Jelinek <jakub@redhat.com>
801 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
802 result mode matches original rtl mode.
804 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
807 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
809 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
811 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
812 when processing flag options.
814 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
816 * gcov-iov.c (main): Change format string placeholder
817 from %#08x to 0x%08x.
818 * genchecksum.c (dosum): Change format string placeholder
819 from %#02x to 0x%02x.
821 2010-05-02 Richard Guenther <rguenther@suse.de>
823 PR tree-optimization/43879
824 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
826 2010-05-02 Bruno Haible <bruno@clisp.org>
828 * doc/extend.texi (Function Attributes): Fix a typo.
830 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
833 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
834 placeholder from 0x%x to %#x.
835 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
836 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
837 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
838 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
839 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
840 * config/i386/i386.c (ix86_target_string): Ditto.
841 * config/i386/i386.c (output_pic_addr_const): Ditto.
842 (print_operand): Ditto.
844 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
846 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
847 placeholder from 0x%x to %#x.
848 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
849 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
850 (ASM_OUTPUT_DEBUG_DATA): Ditto.
851 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
852 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
853 * optc-gen.awk: Ditto.
854 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
855 (HOST_WIDE_INT_PRINT_HEX): Ditto.
856 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
857 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
859 2010-05-01 Anatoly Sokolov <aesok@post.ru>
861 * target.h (struct calls): Add function_value_regno_p field.
862 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
863 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
864 * targhooks.c (default_function_value_regno_p): New function.
865 * targhooks.h (default_function_value_regno_p): Declare function.
866 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
867 * builtins.c. (apply_result_size): (Ditto.).
868 * combine.c. (likely_spilled_retval_p): (Ditto.).
869 * mode-switching.c. Include 'target.h'.
870 (create_pre_exit): Use function_value_regno_p hook.
871 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
872 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
873 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
875 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
876 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
877 (ix86_function_value_regno_p): Declare as static, change argument
878 type to const unsigned int.
879 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
881 2010-05-01 Richard Guenther <rguenther@suse.de>
883 PR tree-optimization/43949
884 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
886 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
888 2010-05-01 Anatoly Sokolov <aesok@post.ru>
890 * rtl.h (CONST_DOUBLE_P): Define.
891 (rtx_to_double_int): Declare.
892 * emit-rtl.c (rtx_to_double_int): New function.
893 * dwarf2out.c (insert_double): New function.
894 (loc_descriptor, add_const_value_attribute): Clean up, use
895 rtx_to_double_int and insert_double functions.
897 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
899 * doc/extend.texi (Inline): Add missing return keyword to examples.
900 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
903 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
905 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
906 the variable part of the offset as well. Use highest_pow2_factor for
907 all alignment checks.
909 2010-04-30 Richard Guenther <rguenther@suse.de>
911 PR tree-optimization/43879
912 * tree-ssa-structalias.c (type_could_have_pointers): Functions
915 2010-04-30 Jan Hubicka <jh@suse.cz>
917 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
919 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
921 2010-04-30 Jan Hubicka <jh@suse.cz>
923 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
925 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
926 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
927 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
928 cgraph_node_set_needs_ltrans_p): Remove.
930 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
932 * sdbout.c: Include vec.h, do not include varray.h.
933 (deferred_global_decls, sdbout_global_decl,
934 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
935 * toplev.c: Do not include varray.h.
936 (dump_memory_report): Do not dump VARRAY statistics.
937 * gengtype.c (open_base_file): Ignore varray.h.
938 * Makefile.in: Update for abovementioned changes.
939 Remove all traces of varray.c and varray.h.
940 * varray.c: Remove file.
941 * varray.h: Remove file.
943 2010-04-30 Jan Hubicka <jh@suse.cz>
945 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
948 2010-04-30 Jan Hubicka <jh@suse.cz>
950 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
953 2010-04-30 Richard Guenther <rguenther@suse.de>
955 * tree-ssa-structalias.c (get_constraint_for_1): Generate
956 constraints for CONSTRUCTOR.
958 2010-04-30 Richard Guenther <rguenther@suse.de>
961 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
962 first after all lowering passes.
964 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
966 * toplev.c: Include varray.h for statistics dumping.
967 * tree.h: Do not declare varray_head_tag.
968 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
969 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
970 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
971 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
972 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
973 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
974 c-common.c, c-common.h, reg-stack.c, basic-block.h,
975 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
977 * Makefile.in: Update for abovementioned changes.
979 2010-04-30 Jakub Jelinek <jakub@redhat.com>
982 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
984 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
986 * config/picochip/picochip.c (picochip_legitimize_address): Define.
987 Use this function to do machine-specific conversion.
988 (picochip_legitimize_reload_address): Likewise.
989 (picochip_legitimate_address_p): Check valid base register only if
991 (picochip_check_conditional_copy): Check for modw only if opnd is
993 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
994 to call the function in c.
995 * config/picochip/picochip-protos.h
996 (picochip_legitimize_reload_address): Define.
997 * config/picochip/picochip.md (supported_compare1): Define.
999 2010-04-30 Jan Hubicka <jh@suse.cz>
1001 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
1002 (cgraph_global_info): Remove inlined.
1003 (LTO_cgraph_tag_names): Remove.
1004 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
1005 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
1006 simplify cgraph tags and document.
1007 (lto_output_node): Use only LTO_cgraph_unavail_node and
1008 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
1009 for_functions_valid, global info, process and output flags.
1010 (input_overwrite_node): Initialize estimated stack size and
1011 estimated growth. Do not read flags we no longer store.
1012 (input_node): Likewise do not read info no longer stored.
1013 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
1016 2010-04-30 Richard Guenther <rguenther@suse.de>
1018 PR tree-optimization/43879
1019 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1020 handle non-zero initializers.
1022 2010-04-30 Richard Guenther <rguenther@suse.de>
1024 * builtins.c (fold_builtin_1): Delete free (0).
1026 2010-04-29 Jan Hubicka <jh@suse.cz>
1028 * gengtype.c (open_base_files): Add lto-streamer.h
1029 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
1030 (pass_ipa_cp): GGC collect.
1031 * toplev. (compile_file): Do not output symbols.
1032 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
1033 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
1034 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
1035 * lto-section-in.c: Include ggc.h
1036 (lto_new_in_decl_state): Alloc in GGC.
1037 (lto_delete_in_decl_state): Likewise.
1038 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
1041 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1044 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
1045 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
1046 (HONOR_REG_ALLOC_ORDER): Describe new macro.
1047 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
1048 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
1049 account only if HONOR_REG_ALLOC_ORDER is not defined.
1050 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
1051 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
1053 2010-04-29 Jon Grant <04@jguk.org>
1055 * collect2.c (vflag): Change type from int to bool.
1057 (helpflag): New global bool.
1058 (main): Set vflag and debug with boolean, not integer truth values.
1059 Accept new "--help" option and output usage text if found.
1060 * collect2.h (vflag): Update prototype.
1063 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1066 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
1068 2010-04-29 Richard Guenther <rguenther@suse.de>
1071 * plugin.h (invoke_plugin_callbacks): Annotate arguments
1072 with ATTRIBUTE_UNUSED.
1074 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1077 * config/i386/i386.c (get_some_local_dynamic_name): Replace
1078 INSN_P with NONDEBUG_INSN_P.
1079 (distance_non_agu_define): Likewise.
1080 (distance_agu_use): Likewise.
1082 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1084 From Dominique d'Humieres <dominiq@lps.ens.fr>
1086 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
1089 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1091 * plugin.h (invoke_plugin_callbacks): New inline function.
1092 * plugin.c (flag_plugin_added): New global flag.
1093 (add_new_plugin): Initialize above flag.
1094 (invoke_plugin_callbacks): Rename to ...
1095 (invoke_plugin_callbacks_full): ... this.
1097 2010-04-28 Jan Hubicka <jh@suse.cz>
1099 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
1100 (lto_varpool_replace_node): New.
1101 (lto_symtab_resolve_symbols): Resolve varpool nodes.
1102 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
1103 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
1104 * cgraph.h (varpool_node_ptr): New type.
1105 (varpool_node_ptr): New vector.
1106 (varpool_node_set_def): New structure.
1107 (varpool_node_set): New type.
1108 (varpool_node_set): New vector.
1109 (varpool_node_set_element_def): New structure.
1110 (varpool_node_set_element, const_varpool_node_set_element): New types.
1111 (varpool_node_set_iterator): New type.
1112 (varpool_node): Add prev pointers, add used_from_other_partition,
1114 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
1115 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
1116 varpool_get_node, varpool_remove_node): Declare.
1117 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
1118 varpool_node_set_size): New inlines.
1119 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
1120 * tree-pass.h (varpool_node_set_def): Forward declare.
1121 (ipa_opt_pass_d): Summary writting takes vnode sets too.
1122 (ipa_write_optimization_summaries): Update prototype.
1123 * ipa-cp.c (ipcp_write_summary): Update.
1124 * ipa-reference.c (ipa_reference_write_summary): Update.
1125 * lto-cgraph.c (lto_output_varpool_node): New static function.
1126 (output_varpool): New function.
1127 (input_varpool_node): New static function.
1128 (input_varpool_1): New function.
1129 (input_cgraph): Input varpool.
1130 * ipa-pure-const.c (pure_const_write_summary): Update.
1131 * lto-streamer-out.c (lto_output): Update, output varpool too.
1132 (write_global_stream): Kill WPA hack.
1133 (produce_asm_for_decls): Update.
1134 (output_alias_pair_p): Handle variables.
1135 (output_unreferenced_globals): Output only needed partition of varpool.
1136 * ipa-inline.c (inline_write_summary): Update.
1137 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1139 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1140 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1141 varpool_node_set_new, varpool_node_set_add,
1142 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1143 debug_varpool_node_set): New functions.
1144 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1145 (execute_one_pass): Process new decls too.
1146 (ipa_write_summaries_2): Pass around vsets.
1147 (ipa_write_summaries_1): Likewise.
1148 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1150 (ipa_write_optimization_summaries_1): Pass around vsets.
1151 (ipa_write_optimization_summaries): Likewise.
1152 * varpool.c (varpool_get_node): New.
1153 (varpool_node): Update doubly linked lists.
1154 (varpool_remove_node): New.
1155 (dump_varpool_node): More dumping.
1156 (varpool_enqueue_needed_node): Update doubly linked lists.
1157 (decide_is_variable_needed): Kill ltrans hack.
1158 (varpool_finalize_decl): Kill lto hack.
1159 (varpool_assemble_decl): Skip decls in other partitions.
1160 (varpool_assemble_pending_decls): Update doubly linkes lists.
1161 (varpool_empty_needed_queue): Likewise.
1162 (varpool_extra_name_alias): Likewise.
1163 * lto-streamer.c (lto_get_section_name): Add vars section.
1164 * lto-streamer.h (lto_section_type): Update.
1165 (output_varpool, input_varpool): Declare.
1167 2010-04-28 Mike Stump <mikestump@comcast.net>
1169 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1171 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1173 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1174 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1175 (lto_input_ts_type_tree_pointers): Likewise.
1176 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1177 (lto_output_ts_type_tree_pointers): Likewise.
1179 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1181 Uniquization of constants at the Tree level
1182 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
1183 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
1185 (tree_output_constant_def): Declare.
1186 * gimplify.c (gimplify_init_constructor): When using block copy, first
1187 uniquize the constant constructor on the RHS.
1188 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
1189 DECL_IN_CONSTANT_POOL flag.
1190 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
1191 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
1193 (assemble_variable): Deal with symbols belonging to the tree constant
1195 (get_constant_section): Add ALIGN parameter and simplify.
1196 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
1197 (assemble_constant_contents): Use the expression of the VAR_DECL.
1198 (output_constant_def_contents): Use the alignment of the VAR_DECL.
1199 (tree_output_constant_def): New global function.
1200 (mark_constant): Use the expression of the VAR_DECL.
1201 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
1203 (output_object_block): Likewise and assemble the expression.
1205 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1207 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1208 hash_tree, eq_tree): New tree hash table.
1209 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1210 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1211 lto_orig_address_remove): Reimplement.
1213 2010-04-28 Xinliang David Li <davidxl@google.com>
1216 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
1217 (compute_uninit_opnds_pos): New function.
1218 (is_non_loop_exit_postdominating): New function.
1219 (compute_control_dep_chain): New function.
1220 (find_pdom): New function.
1221 (convert_control_dep_chain_into_preds): New function.
1222 (find_predicates): New function.
1223 (find_control_equiv_block): New function.
1224 (collect_phi_def_edges): New function.
1225 (find_def_preds): New function.
1226 (find_dom): New function.
1227 (dump_predicates): New function.
1228 (get_cmp_code): New function.
1229 (is_value_included_in): New function.
1230 (find_matching_predicate_in_rest_chains): New function.
1231 (use_pred_not_overlap_with_undef_path_pred): New function.
1232 (is_use_properly_guarded): New function.
1233 (normalize_cond_1): New function.
1234 (is_and_or_or): New function.
1235 (normalize_cond): New function.
1236 (is_gcond_subset_of): New function.
1237 (is_subset_of_any): New function.
1238 (is_or_set_subset_of): New function.
1239 (is_and_set_subset_of): New function.
1240 (is_norm_cond_subset_of): New function.
1241 (is_pred_expr_subset_of): New function.
1242 (is_pred_chain_subset_of): New function.
1243 (is_included_in): New function.
1244 (is_superset_of): New function.
1245 (find_uninit_use): New function.
1246 (warn_uninitialized_phi): New function.
1247 (compute_possibly_undefined_names): New function.
1248 (ssa_undefined_value_p): New function.
1249 (execute_late_warn_uninitialized): New function.
1250 * tree-ssa.c (ssa_undefined_value_p): Removed.
1251 (warn_uninit): Changed to extern.
1252 (warn_uninitialized_phi): Removed.
1253 (warn_uninitialized_vars): Changed to extern.
1254 (execute_late_warn_uninitialized): Removed
1255 * tree-flow.h: Add new prototypes.
1256 * timevar.def: Add new time variable.
1257 * Makefile.in: Add new build file.
1259 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
1261 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1264 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1267 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
1269 2010-04-28 Martin Jambor <mjambor@suse.cz>
1271 * cgraph.h (struct cgraph_node): New field indirect_calls.
1272 (struct cgraph_indirect_call_info): New type.
1273 (struct cgraph_edge): Removed field indirect_call. New fields
1274 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
1275 (cgraph_create_indirect_edge): Declare.
1276 (cgraph_make_edge_direct): Likewise.
1277 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
1278 * ipa-prop.h (struct ipa_param_call_note): Removed.
1279 (struct ipa_node_params): Removed field param_calls.
1280 (ipa_create_all_structures_for_iinln): Declare.
1281 * cgraph.c: Described indirect edges and uids in initial comment.
1282 (cgraph_add_edge_to_call_site_hash): New function.
1283 (cgraph_edge): Search also among the indirect edges, use
1284 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
1285 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
1286 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
1288 (initialize_inline_failed): Assign a reason to indirect edges.
1289 (cgraph_create_edge_1): New function.
1290 (cgraph_create_edge): Moved some functionality to
1291 cgraph_create_edge_1.
1292 (cgraph_create_indirect_edge): New function.
1293 (cgraph_edge_remove_callee): Add an assert checking for
1295 (cgraph_edge_remove_caller): Special-case indirect edges.
1296 (cgraph_remove_edge): Likewise.
1297 (cgraph_set_edge_callee): New function.
1298 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1299 (cgraph_make_edge_direct): New function.
1300 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1301 the declaration of the call statement matches.
1302 (cgraph_node_remove_callees): Special-case indirect edges.
1303 (cgraph_clone_edge): Likewise.
1304 (cgraph_clone_node): Clone also the indirect edges.
1305 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1306 indirect_call, dump count of indirect_calls edges.
1307 * ipa-prop.c (iinlining_processed_edges): New variable.
1308 (ipa_note_param_call): Create indirect edges instead of
1309 creating notes. New parameter node.
1310 (ipa_analyze_call_uses): New parameter node, pass it on to
1311 ipa_note_param_call.
1312 (ipa_analyze_stmt_uses): Likewise.
1313 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1314 (print_edge_addition_message): Work on edges rather than on notes.
1315 (update_call_notes_after_inlining): Likewise, renamed to
1316 update_indirect_edges_after_inlining.
1317 (ipa_create_all_structures_for_iinln): New function.
1318 (ipa_free_node_params_substructures): Do not free notes.
1319 (ipa_edge_duplication_hook): Propagate bits within
1320 iinlining_processed_edges bitmap.
1321 (ipa_node_duplication_hook): Do not duplicate notes.
1322 (free_all_ipa_structures_after_ipa_cp): Renamed to
1323 ipa_free_all_structures_after_ipa_cp.
1324 (free_all_ipa_structures_after_iinln): Renamed to
1325 ipa_free_all_structures_after_iinln.g
1326 (ipa_write_param_call_note): Removed.
1327 (ipa_read_param_call_note): Removed.
1328 (ipa_write_indirect_edge_info): New function.
1329 (ipa_read_indirect_edge_info): Likewise.
1330 (ipa_write_node_info): Do not stream notes, do stream information
1332 (ipa_read_node_info): Likewise.
1333 (lto_ipa_fixup_call_notes): Removed.
1334 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1335 * ipa-inline.c (pass_ipa_inline): Likewise.
1336 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1337 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1338 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1340 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1342 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1343 (output_cgraph): Stream also indirect edges.
1344 (lto_output_edge): Added capability to stream indirect edges.
1345 (input_edge): Likewise.
1346 (input_cgraph_1): Likewise.
1347 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1350 2010-04-28 Richard Guenther <rguenther@suse.de>
1352 PR tree-optimization/43879
1353 PR tree-optimization/43909
1354 * tree-ssa-structalias.c (struct variable_info): Add
1355 only_restrict_pointers flag.
1356 (new_var_info): Initialize it. Increment stats.total_vars here.
1357 (create_function_info_for): Do not increment stats.total_vars
1359 (get_function_part_constraint): Fix build with C++.
1360 (insert_into_field_list): Remove.
1361 (push_fields_onto_fieldstack): Properly merge fields.
1362 (create_variable_info_for): Split and simplify.
1363 (create_variable_info_for_1): New piece.
1364 (intra_create_variable_infos): Properly make restrict constraints
1367 2010-04-28 Richard Guenther <rguenther@suse.de>
1370 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
1372 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
1373 Jan Hubicka <hubicka@ucw.cz>
1375 * doc/invoke.texi (-Wsuggest-attribute=const,
1376 -Wsuggest-attribute=pure): Document.
1377 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
1378 (function_always_visible_to_compiler_p,
1379 suggest_attribute, warn_function_pure, warn_function_const):
1381 (check_call): Improve debug info.
1382 (analyze_function): Do not check availability.
1383 (add_new_function): Check availability.
1384 (propagate): Output warnings.
1385 (skip_function_for_local_pure_const): New function.
1386 (local_pure_const): Use it; output warnings.
1387 * common.opt (Wsuggest-attribute=const,
1388 Wsuggest-attribute=pure): New.
1390 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1392 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
1393 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
1394 or DW_CFA_def_cfa_offset{,_sf}.
1396 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1398 * tree.h: Fix truncated long macros.
1400 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
1402 * collect2.c (TARGET_64BIT): Redefine to target's default.
1403 * tlink.c: Likewise.
1404 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
1405 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
1406 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
1407 for underscoring __USER_LABEL_PREFIX__.
1408 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
1409 (SUB_LINK_ENTRY32): New.
1410 (SUB_LINK_ENTRY64): New.
1411 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
1412 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
1413 (SUB_LINK_ENTRY64): New.
1414 (SUB_LINK_ENTRY): New.
1415 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
1416 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
1417 x64 target is choosen.
1418 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
1419 * configure: Regenerated.
1420 * configure.ac (leading-mingw64-underscores): Option added.
1422 2010-04-27 Jan Hubicka <jh@suse.cz>
1424 * doc/invoke.texi (-fipa-profile): Document.
1425 * opts.c (decode_options): Enable ipa-profile at -O1.
1426 * timevar.def (TV_IPA_PROFILE): Define.
1427 * common.opt (fipa-profile): Add.
1428 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
1430 (cgraph_propagate_frequency): Handle only local ones.
1431 * tree-pass.h (pass_ipa_profile): Declare.
1432 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
1433 (pass_ipa_profile): Use TV_IPA_PROFILE.
1434 * ipa.c (ipa_profile): New function.
1435 (gate_ipa_profile): Likewise.
1436 (pass_ipa_profile): New global variable.
1437 * passes.c (pass_ipa_profile): New.
1439 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
1441 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
1443 2010-04-27 Martin Jambor <mjambor@suse.cz>
1446 * ipa.c (dissolve_same_comdat_group_list): New function.
1447 (function_and_variable_visibility): Call
1448 dissolve_same_comdat_group_list when comdat group contains external or
1450 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
1451 lists are circular and that they contain only DECL_ONE_ONLY nodes.
1453 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1455 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
1456 (const_hash_1) <VECTOR_CST>: New case.
1457 (compare_constant) <VECTOR_CST>: Likewise.
1458 <ADDR_EXPR>: Deal with LABEL_REFs.
1459 (copy_constant) <VECTOR_CST>: New case.
1461 2010-04-27 Jan Hubicka <jh@suse.cz>
1463 * cgraph.c (cgraph_propagate_frequency): New function.
1464 * cgraph.h (cgraph_propagate_frequency): Declare.
1465 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
1466 cgraph_propagate_frequency.
1468 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1470 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
1472 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
1475 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
1476 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
1477 here to determine which regs to push and how much stack to reserve.
1479 2010-04-27 Jie Zhang <jie@codesourcery.com>
1481 * doc/gimple.texi (gimple_statement_with_ops): Remove
1482 addresses_taken field.
1483 (gimple_statement_with_memory_ops): Likewise.
1485 2010-04-27 Jan Hubicka <jh@suse.cz>
1487 * tree-inline.c (eni_inlining_weights): Remove.
1488 (estimate_num_insns): Special case more builtins.
1490 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
1493 * c-typeck.c (build_binary_op): Move forward check for comparison
1494 pointer with null pointer constant and adjust the diagnostic message.
1496 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
1499 * configure.ac (gcc_cv_as_section_has_align): Set if installed
1500 binutils supports extended .section directive needed by LTO, or
1501 warn if older binutils found.
1502 (LTO_BINARY_READER): New AC_SUBST'd variable.
1503 (LTO_USE_LIBELF): Likewise.
1504 * gcc/config.gcc (lto_binary_reader): New target-specific configure
1506 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
1507 (LTO_USE_LIBELF): Likewise.
1508 * configure: Regenerate.
1510 * collect2.c (is_elf): Rename from this ...
1511 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
1512 object files in addition to ELF-formatted ones.
1513 (scan_prog_file): Caller updated. Also allow for LTO info marker
1514 symbol to be prefixed or not by an extra underscore.
1516 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
1517 * config/i386/winnt.c: Also #include lto-streamer.h
1518 (i386_pe_asm_named_section): Specify 1-byte section alignment for
1520 (i386_pe_asm_output_aligned_decl_common): Add comment.
1521 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
1523 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
1526 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
1527 Add missing earlyclobber for second alternative.
1529 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
1531 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
1532 bits for artificial defs at the top of the block.
1533 * fwprop.c (single_def_use_enter_block): Don't call it.
1535 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
1538 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
1539 instead of "$gcc_cv_objdump -T".
1540 Use "-undefined dynamic_lookup" on darwin.
1541 * gcc/configure: Regenerate.
1543 2010-04-26 Jakub Jelinek <jakub@redhat.com>
1546 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
1548 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1550 * c-parser.c (struct c_token): Move location field up.
1551 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
1552 (struct c_declspecs): Convert typespec_word, storage_class, and
1553 default_int_p into bitfields.
1554 (struct c_declarator): Move loc field up.
1556 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1558 * cfgloop.h (struct loop): Move can_be_parallel field up.
1559 * ipa-prop.h (struct ip_node_params): Move bitfields up.
1560 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
1562 (struct iv_cand): Convert pos field into a bitfield.
1563 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
1565 (struct _stmt_vec_info): Shuffle fields for better packing.
1567 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1569 * varasm.c (IN_NAMED_SECTION): Remove guard.
1570 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
1571 (IN_NAMED_SECTION_P): ...this.
1572 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
1573 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1575 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1577 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
1578 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
1579 of shadowing it. Fix comments.
1581 2010-04-26 Jan Hubicka <jh@suse.cz>
1583 * cgraph.c (cgraph_create_node): Set node frequency to normal.
1584 (cgraph_clone_node): Copy function frequency.
1585 * cgraph.h (node_frequency): New enum
1586 (struct cgraph_node): Add.
1587 * final.c (rest_of_clean_state): Update.
1588 * lto-cgraph.c (lto_output_node): Output node frequency.
1589 (input_overwrite_node): Input node frequency.
1590 * tre-ssa-loop-ivopts (computation_cost): Update.
1591 * lto-streamer-out.c (output_function): Do not output function
1593 * predict.c (maybe_hot_frequency_p): Update and handle functions
1595 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
1597 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
1598 (compute_function_frequency): Set noreturn functions to be executed
1600 (choose_function_section): Update.
1601 * lto-streamer-in.c (input_function): Do not input function frequency.
1602 * function.c (allocate_struct_function): Do not initialize function
1604 * function.h (function_frequency): Remove.
1605 (struct function): Remove function frequency.
1606 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
1607 (try_update): Update.
1608 * tree-inline.c (initialize_cfun): Do not update function frequency.
1609 * passes.c (pass_init_dump_file): Update.
1610 * i386.c (ix86_compute_frame_layout): Update.
1611 (ix86_pad_returns): Update.
1613 2010-04-26 Jie Zhang <jie@codesourcery.com>
1615 PR tree-optimization/43833
1616 * tree-vrp.c (range_int_cst_p): New.
1617 (range_int_cst_singleton_p): New.
1618 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
1619 when both operands are constants. Use range_int_cst_p in
1622 2010-04-26 Jan Hubicka <jh@suse.cz>
1624 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
1626 2010-04-26 Richard Guenther <rguenther@suse.de>
1629 * gimple.c (gimple_decl_printable_name): Deal gracefully
1630 with a NULL DECL_NAME.
1632 2010-04-26 Richard Guenther <rguenther@suse.de>
1635 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
1636 if emitting debug information and it is either a function
1637 or a namespace decl.
1639 2010-04-26 Ira Rosen <irar@il.ibm.com>
1641 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
1642 determine if the statement is vectorizable, and a macro to access it.
1643 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1644 Skip statements that can't be vectorized. If the analysis fails,
1645 mark the statement as unvectorizable if vectorizing basic block.
1646 (vect_compute_data_refs_alignment): Likewise.
1647 (vect_verify_datarefs_alignment): Skip statements marked as
1648 unvectorizable. Add print.
1649 (vect_analyze_group_access): Skip statements that can't be
1650 vectorized. If the analysis fails, mark the statement as
1651 unvectorizable if vectorizing basic block.
1652 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
1653 * tree-vect-stmts.c (vectorizable_store): Fix the number of
1654 generated stmts for SLP.
1655 (new_stmt_vec_info): Initialize the new field.
1656 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
1657 statements marked as unvectorizable.
1659 2010-04-25 Joseph Myers <joseph@codesourcery.com>
1661 * c-common.c (flag_isoc1x): New.
1662 (flag_isoc99): Update comment.
1663 * c-common.h (flag_isoc1x): New.
1664 (flag_isoc99): Update comment.
1665 * c-cppbuiltin.c (builtin_define_float_constants): Also define
1666 __<type>_DECIMAL_DIG__.
1667 * c-opts.c (set_std_c1x): New.
1668 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
1669 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
1670 * c.opt (-std=c1x, -std=gnu1x): New options.
1671 * doc/cpp.texi: Mention -std=c1x.
1672 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
1673 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
1674 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
1675 * doc/standards.texi: Mention C1X.
1676 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
1677 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
1678 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
1681 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
1683 * config/i386/gmon-sol2.c (_mcleanup): Change format string
1684 placeholder from 0x%x to %#x.
1685 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1686 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1687 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1688 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1689 * config/i386/i386.c (ix86_target_string): Ditto.
1690 (output_pic_addr_const): Ditto.
1691 (print_operand): Ditto.
1693 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
1695 * combine.c (find_split_point): Add third argument. Use it
1696 to find nested multiply-accumulate instructions. Adjust calls.
1697 (try_combine): Adjust call to find_split_point.
1699 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
1701 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
1703 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
1705 PR tree-optimization/41442
1706 * fold-const.c (merge_truthop_with_opposite_arm): New function.
1707 (fold_binary_loc): Call it.
1709 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1711 * toplev.c (general_init): Set default for fdiagnostics-show-option.
1712 * opts.c (common_handle_option): Allow disabling it.
1713 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
1715 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
1717 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
1718 between modes if both types are integral.
1720 2010-04-23 Richard Guenther <rguenther@suse.de>
1722 PR tree-optimization/43572
1723 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
1725 2010-04-23 Richard Guenther <rguenther@suse.de>
1728 * tree-inline.c (tree_can_inline_p): Also check compatibility
1731 2010-04-23 Martin Jambor <mjambor@suse.cz>
1733 PR tree-optimization/43846
1734 * tree-sra.c (struct access): New flag grp_assignment_read.
1735 (build_accesses_from_assign): Set grp_assignment_read.
1736 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
1737 (enum mark_read_status): New type.
1738 (analyze_access_subtree): Propagate grp_assignment_read, create
1739 accesses also if both direct_read and root->grp_assignment_read.
1741 2010-04-23 Martin Jambor <mjambor@suse.cz>
1744 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
1745 function does not have type attributes.
1747 2010-04-23 Richard Guenther <rguenther@suse.de>
1750 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
1753 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1755 * sese.h (create_if_region_on_edge): Remove.
1757 * sese.c (create_if_region_on_edge): Make static.
1759 * tree-inline.c: Do not include ggc.h.
1761 * expr.c: Do not include ggc.h.
1763 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
1766 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
1769 * config/sh/sh.c (find_barrier): Don't emit a constant pool
1770 in the middle of insns for casesi_worker_2.
1772 2010-04-22 David Edelsohn <edelsohn@gnu.org>
1774 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
1776 2010-04-22 Ira Rosen <irar@il.ibm.com>
1778 PR tree-optimization/43842
1779 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
1780 loop unrolling in update of exit phis. Fix comment.
1781 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
1782 least two reduction statements in the loop before starting SLP
1785 2010-04-22 Nick Clifton <nickc@redhat.com>
1787 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
1789 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
1791 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
1794 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1796 * tree-parloops.c (loop_parallel_p): New argument
1797 parloop_obstack. Pass it down.
1798 (parallelize_loops): New variable parloop_obstack. Initialize it,
1799 pass it down, free it.
1801 * tree-loop-linear.c (linear_transform_loops): Pass down
1804 * tree-data-ref.h (lambda_compute_access_matrices): New argument
1805 of type struct obstack *.
1807 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
1808 scratch_obstack. Initialize it, pass down, free it.
1810 * lambda.h (lambda_loop_new): Remove.
1811 (lambda_matrix_new, lambda_matrix_inverse)
1812 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
1813 argument of type struct obstack *.
1815 * lambda-trans.c (lambda_trans_matrix_new): New argument
1816 lambda_obstack. Pass it down, use obstack allocation for ret.
1817 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
1820 * lambda-mat.c (lambda_matrix_get_column)
1821 (lambda_matrix_project_to_null): Remove.
1822 (lambda_matrix_new): New argument lambda_obstack. Use obstack
1824 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
1827 * lambda-code.c (lambda_loop_new): New function.
1828 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
1829 (lambda_compute_auxillary_space, lambda_compute_target_space)
1830 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
1831 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
1832 (build_access_matrix): New argument lambda_obstack. Use obstack
1834 (lambda_compute_step_signs, lambda_compute_access_matrices): New
1835 argument lambda_obstack. Pass it down.
1837 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1839 * optabs.h (expand_widening_mult): Declare.
1841 2010-04-22 Richard Guenther <rguenther@suse.de>
1843 PR tree-optimization/43845
1844 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
1845 lookup the CALL_EXPR function and arguments.
1847 2010-04-22 Nick Clifton <nickc@redhat.com>
1849 * config/stormy16/stormy16.c
1850 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
1851 * config/stormy16/stormy16.h: Tidy up formatting.
1852 (DONT_USE_BUILTIN_SETJMP): Remove definition.
1853 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
1854 (ineqbranchsi): Delete pattern.
1855 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
1856 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
1857 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
1858 stormy16-lib2-ucmpsi2.c.
1860 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1862 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
1863 df_simulate_find_noclobber_defs as appropriate. Keep track of an
1864 extra set merge_set_noclobber, and use it to relax the final test
1866 * df.h (df_simulate_find_noclobber_defs): Declare.
1867 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
1869 (df_simulate_find_noclobber_defs): New function.
1871 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
1873 * config/i386/i386.md: Use {} around multi-line preparation statements.
1875 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1877 * c-tree.h (push_init_level, pop_init_level, set_init_index)
1878 (process_init_element): New argument of type struct obstack *.
1880 * c-typeck.c (push_init_level, pop_init_level, set_designator)
1881 (set_init_index, set_init_label, set_nonincremental_init)
1882 (set_nonincremental_init_from_string, find_init_member)
1883 (output_init_element, output_pending_init_elements)
1884 (process_init_element): New argument braced_init_obstack. Pass it
1886 (push_range_stack, add_pending_init): New argument
1887 braced_init_obstack. Use obstack allocation.
1889 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
1890 braced_init_obstack. Pass it down.
1891 (c_parser_braced_init): New variables ret, braced_init_obstack.
1892 Initialize obstack, pass it down and finally free it.
1894 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1897 * tree-pass.h (pass_optimize_widening_mul): Declare.
1898 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
1899 gate_optimize_widening_mul): New static functions.
1900 (pass_optimize_widening_mul): New.
1901 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
1902 <case MULT_EXPR>: Remove support for widening multiplies.
1903 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
1904 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
1905 simplify_gen_unary rather than directly building extensions.
1906 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
1908 * expmed.c (expand_widening_mult): New function.
1909 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
1911 2010-04-21 Jan Hubicka <jh@suse.cz>
1913 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
1914 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
1915 * lto-wpa-fixup.c: Remove.
1916 * Makefile.in (lto-wpa-fixup.o): Remove.
1917 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
1918 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
1919 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
1921 2010-04-21 Jan Hubicka <jh@suse.cz>
1923 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
1924 add write_optimization_summary, read_optimization_summary.
1925 (ipa_write_summaries_of_cgraph_node_set): Remove.
1926 (ipa_write_optimization_summaries): Declare.
1927 (ipa_read_optimization_summaries): Declare.
1928 * ipa-cp.c (pass_ipa_cp): Update.
1929 * ipa-reference.c (pass_ipa_reference): Update.
1930 * ipa-pure-const.c (pass_ipa_pure_const): Update.
1931 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
1933 * ipa-inline.c (pass_ipa_inline): Update.
1934 * ipa.c (pass_ipa_whole_program): Update.
1935 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
1936 * passes.c (ipa_write_summaries_1): Do not test wpa.
1937 (ipa_write_optimization_summaries_1): New.
1938 (ipa_write_optimization_summaries): New.
1939 (ipa_read_summaries): Do not test ltrans.
1940 (ipa_read_optimization_summaries_1): New.
1941 (ipa_read_optimization_summaries): New.
1943 2010-04-21 Jan Hubicka <jh@suse.cz>
1945 * lto-cgraph.c (lto_output_node): Do not output comdat groups
1947 (output_cgraph): Do not arrange comdat groups for boundary nodes.
1949 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1952 * dwarf2out.c (add_name_and_src_coords_attributes): Add
1953 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
1955 2010-04-21 Jan Hubicka <jh@suse.cz>
1957 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
1959 2010-04-21 Jan Hubicka <jh@suse.cz>
1961 * varpool.c (decide_is_variable_needed): Variable is always needed
1964 2010-04-21 Jan Hubicka <jh@suse.cz>
1966 * opts.c (decode_options): Enable pure-const pass for whopr.
1968 2010-04-21 Jan Hubicka <jh@suse.cz>
1970 * cgraph.c (dump_cgraph_node): Dump also assembler name.
1971 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
1973 (cgraph_decide_inlining): Do not expect callee to be removed in all
1976 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
1978 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
1980 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1982 * config/i386/i386.md (x86_shrd): Add athlon_decode and
1983 amdfam10_decode attributes.
1985 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1988 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
1989 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
1990 (lower_copyprivate_clauses): Use private var in outer
1991 context instead of original var. Make sure the types
1992 are correct for VLAs.
1994 2010-04-21 Richard Guenther <rguenther@suse.de>
1996 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
1997 to non-pointer objects.
1999 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2001 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
2002 last chain entry if it starts with the still current label.
2003 (add_location_or_const_value_attribute): Check that
2004 loc_list->first->next is NULL instead of comparing ->first with ->last.
2005 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
2006 to add_var_loc_to_decl.
2008 * dwarf2out.c (output_call_frame_info): For dw_cie_version
2009 >= 4 add also address size and segment size fields into CIE header.
2011 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
2012 long as address size is the same as sizeof (void *) and
2014 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
2015 address size or segment size is unexpected, return DW_EH_PE_omit.
2016 (classify_object_over_fdes): If get_cie_encoding returned
2017 DW_EH_PE_omit, return -1.
2018 (init_object): If classify_object_over_fdes returned -1,
2019 pretend there were no FDEs at all.
2021 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2023 * config/i386/i386.md (bswap<mode>2): Macroize expander from
2024 bswap{si,di}2 using SWI48 mode iterator.
2025 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
2026 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
2027 set modrm attribute of bswap insn to 0 and remove length attribute.
2028 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
2029 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
2030 set mode attribute to <MODE> and remove length attribute.
2032 2010-04-20 James E. Wilson <wilson@codesourcery.com>
2034 PR rtl-optimization/43520
2035 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
2036 zero available registers.
2038 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2040 * builtins.c (fold_builtin_cproj): Fold more cases.
2042 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2044 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
2045 (fold_builtin_1): Fold builtin cproj.
2046 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
2047 Use ATTR_CONST_NOTHROW_LIST.
2049 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
2051 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
2052 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
2053 ffsi2_no_cmove for !TARGET_CMOVE.
2054 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
2055 (ffssi2): Remove expander.
2056 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
2058 (ctz<mode>2): Ditto from ctz{si,di}2.
2059 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
2061 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
2064 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2066 * dwarf2out.c (AT_linkage_name): Define.
2067 (clone_as_declaration): Handle DW_AT_linkage_name.
2068 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
2069 of DW_AT_MIPS_linkage_name.
2070 (move_linkage_attr): Likewise.
2071 (dwarf2out_finish): Likewise.
2073 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
2076 * fold-const.c (fold_comparison): New folding rule.
2078 2010-04-20 Anatoly Sokolov <aesok@post.ru>
2080 * double-int.h (double_int_setbit): Declare.
2081 * double-int.c (double_int_setbit): New function.
2082 * rtl.h (immed_double_int_const): Declare.
2083 * emit-rtl.c (immed_double_int_const): New function.
2084 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2085 and immed_double_int_const functions.
2086 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2087 expand_copysign_bit): (Ditto.).
2088 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2089 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2090 * dojump.c (prefer_and_bit_test): (Ditto.).
2091 * expr.c (convert_modes, reduce_to_bit_field_precision,
2092 const_vector_from_tree): (Ditto.).
2093 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2095 2010-04-20 Jan Hubicka <jh@suse.cz>
2097 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2098 (dump_cgraph_node): Dump new flags.
2099 * cgraph.h (struct cgraph_node): Add flags
2100 reachable_from_other_partition and in_other_partition.
2101 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2102 other partition can not be removed.
2103 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2104 the other partition must be output; silence sanity checking on
2105 leaking functions bodies from other paritition.
2106 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2107 (lto_output_node): Output new flags; do not sanity check that inline
2108 clones are output; drop lto_forced_extern_inline_p code; do not mock
2109 visibility flags at partition boundaries.
2110 (add_node_to): New function.
2111 (output_cgraph): Use it to sort functions so masters appear before
2113 (input_overwrite_node): Input new flags.
2114 * passes.c (ipa_write_summaries): Do not call
2115 lto_new_extern_inline_states.
2116 * lto-section-out.c (forced_extern_inline,
2117 lto_new_extern_inline_states lto_delete_extern_inline_states,
2118 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2119 * lto-streamer.h (lto_new_extern_inline_states,
2120 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2121 lto_forced_extern_inline_p): Kill.
2123 2010-04-20 Richard Guenther <rguenther@suse.de>
2125 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2126 from vars that can have pointers.
2127 (process_constraint): Dump useless constraints.
2129 2010-04-20 Richard Guenther <rguenther@suse.de>
2131 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2132 (dump_sa_points_to_info): Remove asserts.
2133 (init_base_vars): nothing_id isn't an escape point nor does it
2136 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2138 * tree.h (TYPE_REF_IS_RVALUE): Define.
2139 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2140 should_move_die_to_comdat, prune_unused_types_walk): Handle
2141 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2142 (modified_type_die, gen_reference_type_die): Emit
2143 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2144 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2146 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2149 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2150 calls for -fpic -m31 if they have been sibcall optimized.
2152 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2154 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2155 ar.lc fixed and call-used.
2157 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2159 2010-04-19 Jan Hubicka <jh@suse.cz>
2161 * opts.c (decode_options): Disable whpr incompatible passes.
2162 * lto/lto.c (lto_1_to_1_map): Skip clones.
2163 (read_cgraph_and_symbols): Do not mark everything as needed.
2164 (do_whole_program_analysis): Do map only after optimizing;
2165 set proper cgraph_state; use passmanager.
2167 2010-04-19 DJ Delorie <dj@redhat.com>
2169 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2170 POINTER_PLUS_EXPR and fix them.
2172 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2174 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2175 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2176 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2177 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2178 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2179 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2180 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2181 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2182 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2183 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2184 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2186 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2188 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2189 (check_cond_move_block): Likewise.
2190 (cond_move_process_if_block): Likewise.
2191 (noce_find_if_block): Improve formatting.
2192 (find_if_header): Pass 0 to memset and tweak conditions.
2193 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2195 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2197 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2201 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2202 with non-local decl doesn't need chain.
2204 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2206 * ira-color.c (allocno_reload_assign): Avoid accumulating
2207 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2209 2010-04-19 Martin Jambor <mjambor@suse.cz>
2211 * gimple.h (create_tmp_reg): Declare.
2212 * gimplify.c (create_tmp_reg): New function.
2213 (gimplify_return_expr): Use create_tmp_reg.
2214 (gimplify_omp_atomic): Likewise.
2215 (gimple_regimplify_operands): Likewise.
2216 * tree-dfa.c (make_rename_temp): Likewise.
2217 * tree-predcom.c (predcom_tmp_var): Likewise.
2218 (reassociate_to_the_same_stmt): Likewise.
2219 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2220 (get_replaced_param_substitute): Likewise.
2221 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2222 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2223 * tree-ssa-pre.c (get_representative_for): Likewise.
2224 (create_expression_by_pieces): Likewise.
2225 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
2226 (create_tailcall_accumulator): Likewise.
2228 2010-04-19 Martin Jambor <mjambor@suse.cz>
2230 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
2232 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2234 2010-04-19 Richard Guenther <rguenther@suse.de>
2236 PR tree-optimization/43796
2237 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2238 from SCEV in the lattice.
2239 (vrp_visit_phi_node): Dump change.
2241 2010-04-19 Richard Guenther <rguenther@suse.de>
2243 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
2244 * configure: Re-generated.
2246 2010-04-19 Richard Guenther <rguenther@suse.de>
2248 PR tree-optimization/43783
2249 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
2250 constant ARRAY_REF operands two and three if possible.
2252 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
2255 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2257 2010-04-19 Jie Zhang <jie@codesourcery.com>
2260 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2262 2010-04-19 Ira Rosen <irar@il.ibm.com>
2264 PR tree-optimization/37027
2265 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
2266 and macro to access it.
2267 (vectorizable_reduction): Add argument.
2268 (vect_get_slp_defs): Likewise.
2269 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
2270 statements for possible use in SLP.
2271 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
2272 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
2273 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
2275 (vectorizable_reduction): Likewise.
2276 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2278 (vectorizable_type_demotion, vectorizable_type_promotion,
2279 vectorizable_store): Likewise.
2280 (vect_analyze_stmt): Update call to vectorizable_reduction.
2281 (vect_transform_stmt): Likewise.
2282 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2283 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2284 from different interleaving chains in same node.
2285 (vect_slp_rearrange_stmts): New function.
2286 (vect_supported_load_permutation_p): Allow load permutations for
2287 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2288 inside SLP nodes if necessary.
2289 (vect_analyze_slp_instance): Handle reductions.
2290 (vect_analyze_slp): Try to build SLP instances originating from groups
2292 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2293 (vect_get_constant_vectors): Create initial vectors for reductions
2294 according to reduction code. Add new argument.
2295 (vect_get_slp_defs): Add new argument, pass it to
2296 vect_get_constant_vectors.
2297 (vect_schedule_slp_instance): Remove SLP tree root statements.
2299 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2301 * tree.h (ENUM_IS_SCOPED): Define.
2302 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2303 for ENUM_IS_SCOPED enums.
2305 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2307 * fold-const.c (fold_comparison): Use ssizetype.
2308 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2309 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2310 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2311 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2313 * tree.h (initialize_sizetypes): Remove parameter.
2314 (build_common_tree_nodes): Remove second parameter.
2315 * stor-layout.c (initialize_sizetypes): Remove parameter.
2316 Always create an unsigned type.
2317 (set_sizetype): Assert that the passed type is unsigned and simplify.
2318 * tree.c (build_common_tree_nodes): Remove second parameter.
2319 Adjust call to initialize_sizetypes.
2320 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2321 build_common_tree_nodes.
2323 2010-04-18 Matthias Klose <doko@ubuntu.com>
2325 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2327 2010-04-18 Ira Rosen <irar@il.ibm.com>
2329 PR tree-optimization/43771
2330 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2331 load permutation doesn't have gaps.
2333 2010-04-18 Jan Hubicka <jh@suse.cz>
2335 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2336 (sse_prologue_save_insn expander): Use new pattern.
2337 (sse_prologue_save_insn1): New pattern and splitter.
2338 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2340 * i386.c (setup_incoming_varargs_64): Do not compute jump
2342 (ix86_gimplify_va_arg): Update alignment needed.
2343 (ix86_local_alignment): Do not align all local arrays to 128bit.
2345 2010-04-17 Jan Hubicka <jh@suse.cz>
2347 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2349 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2351 * arm.md (negdi2): Remove redundant code to force values into a
2354 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2356 * arm/bpabi.S: Add EABI alignment attributes to objects.
2357 * arm/bpabi-v6m.S: Likewise.
2358 * arm/crti.asm: Likewise.
2359 * arm/crtn.asm: Likewise.
2360 * arm/lib1funcs.asm: Likewise.
2361 * arm/libunwind.S: Likewise.
2363 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2365 * arm-protos.h (tune_params): New structure.
2366 * arm.c (current_tune): New variable.
2367 (arm_constant_limit): Delete.
2368 (struct processors): Add pointer to the tune parameters.
2369 (arm_slowmul_tune): New tuning option.
2370 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
2371 (all_cores): Adjust to pick up the tuning model.
2372 (arm_constant_limit): New function.
2373 (arm_override_options): Select the appropriate tuning model. Delete
2374 initialization of arm_const_limit.
2375 (arm_split_constant): Use the new constant-limit model.
2376 (arm_rtx_costs): Pick up the current tuning model.
2377 * arm.md (is_strongarm, is_xscale): Delete.
2378 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
2379 for Xscale variant architectures.
2380 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
2382 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2384 * config/arm/arm.c (arm_gen_constant): Remove unused variable
2386 (arm_rtx_costs_1): Remove unused variable extra_cost.
2387 (arm_unwind_emit_set): Use variable offset.
2388 (thumb1_output_casesi): Remove unused variable flags.
2390 2010-04-16 Jeff Law <law@redhat.com>
2392 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
2393 needing assignment rather than doing a two-phase assignment. Remove
2394 unused variable 'm'.
2396 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2399 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
2401 2010-04-16 Doug Kwan <dougkwan@google.com>
2403 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
2404 (next_operand_entry_id): New static variable.
2405 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
2406 (add_to_ops_vec): Assigned unique ID to operand entry.
2407 (struct oecount_s): New field ID.
2408 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
2409 (undistribute_ops_list): Assign unique IDs to oecounts.
2410 (init_reassoc): reset next_operand_entry_id.
2412 2010-04-16 Doug Kwan <dougkwan@google.com>
2414 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
2415 missing left parenthesis.
2417 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
2419 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
2420 *btdi_rex64 using SWI48 mode iterator.
2421 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
2422 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
2423 *jcc_btdi_mask_rex64.
2425 2010-04-16 Anatoly Sokolov <aesok@post.ru>
2427 * double-int.h (tree_to_double_int): Convert to macro.
2428 * double-int.c (tree_to_double_int): Remove.
2430 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2433 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
2434 with want_address 2 and in case a single element list might be
2435 possible, call it again with want_address 0.
2437 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2439 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
2440 case 'W' print operands for HI mode.
2441 * config/h8300/h8300.h (Y0, Y2) : New constraints.
2442 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
2443 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
2444 * config/h8300/predicate.md (bit_register_indirect_operand): New.
2446 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
2448 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
2449 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
2450 #xx:3 and #xx:4 mode.
2452 * config/h8300/h8300.md (inverted load with HImode dest): Add
2453 support for H8300SX.
2455 * config/h8300/predicate.md (bit_operand): Allow immediate values that
2456 satisfy 'U' constraint.
2458 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2460 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
2461 * configure: Regenerate.
2462 * config.in: Regenerate.
2463 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
2466 2010-04-16 Richard Guenther <rguenther@suse.de>
2468 * tree.h (struct tree_decl_minimal): Move pt_uid ...
2469 (struct tree_decl_common): ... here.
2470 (DECL_PT_UID): Adjust.
2471 (SET_DECL_PT_UID): Likewise.
2472 (DECL_PT_UID_SET_P): Likewise.
2474 2010-04-16 Richard Guenther <rguenther@suse.de>
2476 PR tree-optimization/43572
2477 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
2478 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
2479 * tree-flow.h (is_call_clobbered): Remove.
2480 * tree-flow-inline.h (is_call_clobbered): Likewise.
2481 * tree-dfa.c (dump_variable): Do not dump call clobber state.
2482 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
2483 (execute_return_slot_opt): Adjust.
2484 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
2485 check for call clobbered vars here.
2486 (find_tail_calls): Move tailcall verification to the
2489 2010-04-16 Diego Novillo <dnovillo@google.com>
2491 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
2493 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2496 * config/arm/arm.md (cbranchqi4): New pattern.
2497 * config/arm/predicates.md (const0_operand,
2498 cbranchqi4_comparison_operator): New predicates.
2500 2010-04-16 Richard Guenther <rguenther@suse.de>
2502 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
2503 (dump_gimple_stmt): Likewise.
2505 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2507 * recog.h (struct recog_data): New field is_operator.
2508 (struct insn_operand_data): New field is_operator.
2509 * recog.c (extract_insn): Set recog_data.is_operator.
2510 * genoutput.c (output_operand_data): Emit code to set the
2512 * reload.c (find_reloads): Use it rather than testing for an
2513 empty constraint string.
2516 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
2517 If the previous insn is a cbranchsi4_insn with the same arguments,
2518 omit the compare instruction.
2520 * config/arm/arm.md (addsi3_cbranch): If destination is a high
2521 register, inputs must be low registers and we need a low register
2522 scratch. Handle alternative 2 like alternative 3.
2524 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2526 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
2527 don't call get_addr on both. If one expression is a VALUE and
2528 the other a REG, check VALUE's locs if the REG isn't among them.
2530 2010-04-16 Christian Bruel <christian.bruel@st.com>
2532 * config/sh/sh.h (sh_frame_pointer_required): New function.
2533 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
2534 (flag_omit_frame_pointer) Set.
2535 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
2536 (rounded_frame_size): Adjust size with outgoing_args_size.
2537 (sh_set_return_address): Must return from stack pointer.
2538 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
2539 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2540 (ACCUMULATE_OUTGOING_ARGS): Define.
2541 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
2542 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
2544 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2547 * config/sh/sh.c (sh_legitimize_reload_address): Use
2548 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
2549 Remove a unneeded check for offset_base.
2551 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
2553 * configure: Regenerated.
2555 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2557 * config/s390/s390.c (s390_call_save_register_used): Switch back
2558 to HARD_REGNO_NREGS.
2560 2010-04-15 Richard Guenther <rguenther@suse.de>
2562 * alias.c (alias_set_subset_of): Handle alias-set zero
2565 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
2566 Julian Brown <julian@codesourcery.com>
2568 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
2569 alternatives according to use of high and low regs.
2570 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
2571 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
2572 optimizing for size on Thumb-2.
2574 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
2576 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
2578 2010-04-15 Richard Guenther <rguenther@suse.de>
2580 * tree-ssa-structalias.c (struct variable_info): Add
2582 (new_var_info): Initialize it.
2583 (dump_constraints): Support printing last added constraints.
2584 (debug_constraints): Adjust.
2585 (dump_constraint_graph): Likewise.
2586 (make_heapvar_for): Check for NULL cfun.
2587 (get_function_part_constraint): New function.
2588 (get_fi_for_callee): Likewise.
2589 (find_func_aliases): Properly implement IPA PTA constraints.
2590 (process_ipa_clobber): New function.
2591 (find_func_clobbers): Likewise.
2592 (insert_into_field_list_sorted): Remove.
2593 (create_function_info_for): Properly allocate vars for IPA mode.
2594 Do not use insert_into_field_list_sorted.
2595 (create_variable_info_for): Properly generate constraints for
2596 global vars in IPA mode.
2597 (dump_solution_for_var): Always dump the solution.
2598 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
2599 (find_what_var_points_to): Adjust.
2600 (pt_solution_set): Change.
2601 (pt_solution_ior_into): New function.
2602 (pt_solution_empty_p): Export.
2603 (pt_solution_includes_global): Adjust.
2604 (pt_solution_includes_1): Likewise.
2605 (pt_solutions_intersect_1): Likewise.
2606 (dump_sa_points_to_info): Check some invariants.
2607 (solve_constraints): Move constraint dumping ...
2608 (compute_points_to_sets): ... here.
2609 (ipa_pta_execute): ... and here.
2610 (compute_may_aliases): Do not re-compute points-to info
2611 locally if IPA info is available.
2612 (ipa_escaped_pt): New global var.
2613 (ipa_pta_execute): Properly implement IPA PTA.
2614 * tree-into-ssa.c (dump_decl_set): Support dumping
2615 decls not in referenced-vars.
2616 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
2617 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
2618 (dump_points_to_solution): Likewise.
2619 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
2620 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
2621 (remap_gimple_stmt): Reset call clobber/use information if necessary.
2622 (copy_decl_to_var): Copy DECL_PT_UID.
2623 (copy_result_decl_to_var): Likewise.
2624 * tree.c (make_node_stat): Initialize DECL_PT_UID.
2625 (copy_node_stat): Copy it.
2626 * tree.h (DECL_PT_UID): New macro.
2627 (SET_DECL_PT_UID): Likewise.
2628 (DECL_PT_UID_SET_P): Likewise.
2629 (struct tree_decl_minimal): Add pt_uid member.
2630 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
2631 (pt_solution_empty_p): Declare.
2632 (pt_solution_set): Adjust.
2633 (ipa_escaped_pt): Declare.
2634 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
2635 * gimple-pretty-print.c (pp_points_to_solution): New function.
2636 (dump_gimple_call): Dump call clobber/use information.
2637 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
2638 * tree-pass.h (TDF_ALIAS): New dump option.
2639 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
2640 * doc/invoke.texi (-fipa-pta): Update documentation.
2642 2010-04-15 Richard Guenther <rguenther@suse.de>
2644 * Makefile.in (OBJS-common): Add gimple-fold.o.
2645 (gimple-fold.o): New rule.
2646 * tree.h (maybe_fold_offset_to_reference,
2647 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
2649 * gimple.h: ... here.
2650 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
2651 may_propagate_address_into_dereference): Move prototypes ...
2652 * gimple.h: ... here.
2653 * tree-ssa-ccp.c (get_symbol_constant_value,
2654 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
2655 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
2656 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
2657 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
2658 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
2659 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
2660 gimplify_and_update_call_from_tree): Move ...
2661 * gimple-fold.c: ... here. New file.
2662 (ccp_fold_builtin): Rename to ...
2663 (gimple_fold_builtin): ... this.
2664 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
2666 2010-04-15 Richard Guenther <rguenther@suse.de>
2668 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
2669 fit_double_type, force_fit_type_double, add_double_with_sign,
2670 neg_double, mul_double_with_sign, lshift_double, rshift_double,
2671 lrotate_double, rrotate_double, div_and_round_double): Move ...
2672 * double-int.c: ... here.
2673 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
2674 add_double, neg_double, mul_double_with_sign, mul_double,
2675 lshift_double, rshift_double, lrotate_double, rrotate_double,
2676 div_and_round_double): Move prototypes ...
2677 * double-int.h: ... here.
2679 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
2682 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
2683 matching constraints to ensure inputs match the output.
2685 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2688 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
2689 in an input-only operand.
2691 2010-04-15 Anatoly Sokolov <aesok@post.ru>
2693 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
2694 (double_int_not, double_int_lshift, double_int_rshift): Declare.
2695 (double_int_negative_p): Convert to static inline function.
2696 * double-int.c (double_int_lshift, double_int_lshift): New functions.
2697 (double_int_negative_p): Remove.
2698 * tree.h (lshift_double, rshift_double):
2699 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
2700 * fold-const.c (fold_convert_const_int_from_real,
2701 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
2702 (lshift_double): Change type of arith argument to bool.
2703 (rshift_double): Change type of arith argument to bool. Correct
2705 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2707 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
2710 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
2711 at the start and end of the then/else blocks, and omit them from the
2713 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
2714 argument; all callers changed. Pass zero to old_insns_match_p instead.
2715 (flow_find_head_matching_sequence): New function.
2716 (old_insns_match_p): Check REG_EH_REGION notes for calls.
2717 * basic-block.h (flow_find_cross_jump,
2718 flow_find_head_matching_sequence): Declare functions.
2720 2010-04-14 Jason Merrill <jason@redhat.com>
2723 * c-common.c (attribute_takes_identifier_p): New fn.
2724 * c-common.h: Declare it.
2726 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2728 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
2730 (*udivmod<mode>4): Ditto.
2732 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2734 * config/i386/i386.md (maxmin_int): Rename code attribute from
2735 maxminiprefix and update all users.
2736 (maxmin_float): Ditto from maxminfprefix.
2737 (logic): Ditto from logicprefix.
2738 (absneg_mnemonic): Ditto from absnegprefix.
2739 * config/i386/mmx.md: Update all users of maxminiprefix,
2740 maxminfprefix and logicprefix for rename.
2741 * config/i386/sse.md: Ditto.
2742 * config/i386/sync.md (sync_<code><mode>): Update for
2745 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
2748 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
2749 warnings converted to errors.
2751 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2753 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
2754 used insn_type variable.
2755 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
2756 to avoid set-but-not-used warning.
2758 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2760 * df-core.c (df_ref_debug): Change format string placeholder
2762 * dwarf2asm.c (dw2_asm_output_data_raw,
2763 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
2764 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
2765 * dwarf2out.c (output_cfi, output_cfi_directive,
2766 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
2767 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
2769 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
2770 * print-rtl.c (print_rtx): Ditto.
2772 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2775 * builtins.c (expand_builtin_pow_root): New function to expand pow
2776 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
2777 series of sqrt and cbrt calls under -ffast-math.
2778 (expand_builtin_pow): Call it.
2780 2010-04-14 Michael Matz <matz@suse.de>
2782 PR tree-optimization/42963
2783 * tree-cfg.c (touched_switch_bbs): New static variable.
2784 (group_case_labels_stmt): New function broken out from ...
2785 (group_case_labels): ... here, use the above.
2786 (start_recording_case_labels): Allocate touched_switch_bbs.
2787 (end_recording_case_labels): Deallocate it, call
2788 group_case_labels_stmt.
2789 (gimple_redirect_edge_and_branch): Remember index of affected BB.
2791 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2793 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
2796 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2798 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
2800 2010-04-13 Jan Hubicka <jh@suse.cz>
2802 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
2803 of optimized out static functions.
2804 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
2805 cost computation. Also sanity check for overflows.
2806 (update_caller_keys): Update cgraph_edge_badness call; properly
2807 update fibheap and sanity check that it is up to date.
2808 (add_new_edges_to_heap): Update cgraph_edge_badness.
2809 (cgraph_decide_inlining_of_small_function): Likewise;
2810 add sanity checking that badness in heap is up to date;
2811 improve dumping of reason; Update badness of calls to the
2812 offline copy of function currently inlined; dump badness
2813 of functions not inlined because of unit growth limits.
2815 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2818 * c-common.c (pointer_int_sum): Disregard overflow that occured only
2819 because of sign-extension change when converting to sizetype here...
2820 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
2822 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
2823 the folding to constants. Remove redundant final conversion.
2824 (fold_binary) <associate>: Do not associate if the re-association of
2825 constants alone overflows.
2826 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
2827 to the end of the list.
2828 (multiple_of_p) <COND_EXPR>: New case.
2830 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
2832 * opt-functions.awk (opt_sanitized_name): New.
2834 * optc-gen.awk: Use it
2835 * opth-gen.awk: Use it.
2837 2010-04-13 Martin Jambor <mjambor@suse.cz>
2839 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
2840 (sra_modify_assign): Delete stmts loading dead data even if racc has no
2841 children. Call replace_uses_with_default_def_ssa_name to handle
2844 2010-04-13 Michael Matz <matz@suse.de>
2847 * builtins.c (expand_builtin_interclass_mathfn): Also create
2848 a register if the predicate doesn't match.
2850 2010-04-13 Diego Novillo <dnovillo@google.com>
2852 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
2853 * c-pch.c: Include timevar.h.
2854 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
2855 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
2856 * ggc-common.c: Include timevar.h.
2857 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
2858 * timevar.def (TV_PCH_SAVE): Define.
2859 (TV_PCH_CPP_SAVE): Define.
2860 (TV_PCH_PTR_REALLOC): Define.
2861 (TV_PCH_PTR_SORT): Define.
2862 (TV_PCH_RESTORE): Define.
2863 (TV_PCH_CPP_RESTORE): Define.
2865 2010-04-13 Michael Matz <matz@suse.de>
2867 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
2869 (can_reassociate_p): New function.
2870 (break_up_subtract_bb, reassociate_bb): Use it.
2872 2010-04-13 Richard Guenther <rguenther@suse.de>
2875 * builtins.c (c_readstr): Fix assert.
2877 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
2879 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
2880 when generating cltd insn.
2882 (*ashl<mode>3_1): Remove special handling for register operand 2.
2883 (*ashlsi3_1_zext): Ditto.
2884 (*ashlhi3_1): Ditto.
2885 (*ashlhi3_1_lea): Ditto.
2886 (*ashlqi3_1): Ditto.
2887 (*ashlqi3_1_lea): Ditto.
2888 (*<shiftrt_insn><mode>3_1): Ditto.
2889 (*<shiftrt_insn>si3_1_zext): Ditto.
2890 (*<shiftrt_insn>qi3_1_slp): Ditto.
2891 (*<rotate_insn><mode>3_1): Ditto.
2892 (*<rotate_insn>si3_1_zext): Ditto.
2893 (*<rotate_insn>qi3_1_slp): Ditto.
2895 2010-04-13 Richard Guenther <rguenther@suse.de>
2897 * tree-ssa-structalias.c (callused_id): Remove.
2898 (call_stmt_vars): New.
2899 (get_call_vi): Likewise.
2900 (lookup_call_use_vi): Likewise.
2901 (lookup_call_clobber_vi): Likewise.
2902 (get_call_use_vi): Likewise.
2903 (get_call_clobber_vi): Likewise.
2904 (make_transitive_closure_constraints): Likewise.
2905 (handle_const_call): Adjust to do per-call call-used handling.
2906 (handle_pure_call): Likewise.
2907 (find_what_var_points_to): Remove general callused handling.
2908 (init_base_vars): Likewise.
2909 (init_alias_vars): Initialize call_stmt_vars.
2910 (compute_points_to_sets): Process call-used and call-clobbered
2911 vars for call statements.
2912 (delete_points_to_sets): Free call_stmt_vars.
2914 2010-04-13 Richard Guenther <rguenther@suse.de>
2916 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2917 Only add RW dependence for dependence distance zero.
2918 Adjust maximal vectorization factor according to dependences.
2919 Move alignment handling ...
2920 (vect_find_same_alignment_drs): ... here. New function.
2921 (vect_analyze_data_ref_dependences): Adjust.
2922 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
2923 (vect_analyze_data_refs): Adjust minimal vectorization factor
2924 according to data references.
2925 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
2926 dependences before determining the vectorization factor.
2927 Analyze alignment after determining the vectorization factor.
2928 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
2929 dependences before alignment.
2930 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
2932 (vect_analyze_data_refs): Likewise.
2933 (MAX_VECTORIZATION_FACTOR): New define.
2935 2010-04-13 Duncan Sands <baldrick@free.fr>
2937 * except.h (lang_eh_type_covers): Remove.
2938 * except.c (lang_eh_type_covers): Likewise.
2940 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2941 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2943 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
2944 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
2945 UNITS_PER_LONG where it is ABI relevant.
2946 (s390_return_addr_rtx): Likewise.
2947 (s390_back_chain_rtx): Likewise.
2948 (s390_frame_area): Likewise.
2949 (s390_frame_info): Likewise.
2950 (s390_initial_elimination_offset): Likewise.
2951 (save_gprs): Likewise.
2952 (s390_emit_prologue): Likewise.
2953 (s390_emit_epilogue): Likewise.
2954 (s390_function_arg_advance): Likewise.
2955 (s390_function_arg): Likewise.
2956 (s390_va_start): Likewise.
2957 (s390_gimplify_va_arg): Likewise.
2958 (s390_function_profiler): Likewise.
2959 (s390_optimize_prologue): Likewise.
2960 (s390_rtx_costs): Likewise.
2961 (s390_secondary_reload): Likewise.
2962 (s390_promote_function_mode): Likewise.
2963 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
2964 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
2965 registers available.
2966 (s390_unwind_word_mode): New function.
2967 (s390_function_value): Split 64 bit values into register pair if
2968 used as return value.
2969 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
2970 function call parameters. Handle parallels.
2971 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
2972 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
2973 (DWARF_CIE_DATA_ALIGNMENT): New macro.
2974 (s390_expand_setmem): Remove unused variable src_addr.
2975 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
2976 deal with 64 bit registers.
2977 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
2978 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
2979 (UNITS_PER_LONG): New macro.
2980 * libjava/include/s390-signal.h: Define extended ucontext
2981 structure containing the upper halfs of the 64 bit registers.
2983 2010-04-13 Simon Baldwin <simonb@google.com>
2985 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
2987 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2989 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
2990 rvalue on the RHS if the LHS is of a non-renamable type.
2991 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
2993 2010-04-13 Matthias Klose <doko@ubuntu.com>
2995 * gcc.c (cc1_options): Handle -iplugindir before processing
2996 the cc1 spec. Only add -iplugindir once.
2997 (cpp_unique_options): Add -iplugindir option if -fplugin* options
2999 * common.opt (iplugindir): Remove `Separate' property, initialize.
3000 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
3002 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
3003 (distclean): Remove plugin dir.
3004 * doc/invoke.texi: Document -iplugindir.
3006 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
3008 * doc/plugins.texi (Loading Plugins): Document short
3009 -fplugin=foo option.
3010 (Plugin API): Mention default_plugin_dir_name function.
3012 * gcc.c (find_file_spec_function): Add new declaration.
3013 (static_spec_func): Use it for "find-file".
3014 (find_file_spec_function): Add new function.
3015 (cc1_options): Add -iplugindir option if -fplugin* options found.
3017 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
3019 * plugin.c (add_new_plugin): Updated comment, and handle short
3021 (default_plugin_dir_name): Added new function.
3023 * common.opt (iplugindir): New option to set the plugin directory.
3025 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
3027 * config/i386/i386.md (any_rotate): New code iterator.
3028 (rotate_insn): New code attribute.
3030 (SWIM124): New mode iterator.
3031 (<rotate_insn>ti3): New expander.
3032 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
3033 any_rotate code iterator.
3034 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
3035 using any_rotate code iterator and SWIM124 mode iterator.
3036 (ix86_rotlti3): New insn_and_split pattern.
3037 (ix86_rotrti3): Ditto.
3038 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
3039 ix86_rotl{di,ti}3 patterns.
3040 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
3041 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
3042 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
3043 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
3044 code iterator and SWI mode iterator.
3045 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
3046 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
3048 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
3049 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
3050 (bswap rotatert splitter): Add splitter.
3051 (bswap splitter): Macroize splitter using any_rotate code iterator.
3052 Add insn predicate to split only for TARGET_USE_XCHGB or when
3053 optimizing function for size.
3055 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3057 * config/pa/pa.c (emit_move_sequence): Remove use of
3058 deleted variable flag_argument_noalias.
3060 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3062 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
3064 Add to unsupported targets list.
3065 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
3066 sparc*-sun-solaris2.[567]* from target lists.
3067 * configure: Regenerate.
3068 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
3070 Remove Solaris 7 patch references.
3071 (Specific, sparc-sun-solaris2.7): Removed.
3072 (sparc-sun-solaris2*): Update Solaris 7 example.
3073 (sparc64-*-solaris2*): Likewise.
3075 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3077 * config.build (alpha*-dec-osf4*): Remove.
3078 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
3079 of obsolete configurations.
3080 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
3082 * config/alpha/t-osf4: Renamed to ...
3083 * config/alpha/t-osf5: ... this.
3084 * config/alpha/osf.h: Renamed to ...
3085 * config/alpha/osf5.h: ... this.
3086 Merged old osf5.h contents.
3088 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
3089 (EXTRA_SPECS): Removed.
3090 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
3091 reflect removal of Tru64 UNIX V4.0/V5.0 support.
3094 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3096 * doc/contrib.texi (Contributors, Rainer Orth): Update.
3098 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
3101 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
3102 __thiscall convention.
3104 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3106 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
3108 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
3110 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3112 * function.c (assign_parms_initialize_all): Add unused attribute
3115 2010-04-12 Richard Guenther <rguenther@suse.de>
3117 * gsstruct.def (GSS_CALL): New.
3118 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
3119 * gimple.h: Include tree-ssa-alias.h.
3120 (struct gimple_statement_call): New.
3121 (union gimple_statement_struct_d): Add gimple_call member.
3122 (gimple_call_reset_alias_info): Declare.
3123 (gimple_call_use_set): New function.
3124 (gimple_call_clobber_set): Likewise.
3125 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
3126 * gimple.c (gimple_call_reset_alias_info): New function.
3127 (gimple_build_call_1): Call it.
3128 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3129 * tree-inline.c (remap_gimple_stmt): Likewise.
3130 (expand_call_inline): Remove callused handling.
3131 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
3132 * tree-dfa.c (dump_variable): Likewise.
3133 * tree-parloops.c (parallelize_loops): Likewise.
3134 * tree-ssa.c (init_tree_ssa): Likewise.
3135 (delete_tree_ssa): Likewise.
3136 * tree-flow-inline.h (is_call_used): Remove.
3137 * tree-flow.h (struct gimple_df): Remove callused member.
3138 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
3139 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
3140 (ref_maybe_used_by_call_p_1): Simplify.
3141 (call_may_clobber_ref_p_1): Likewise.
3142 * tree-ssa-structalias.c (compute_points_to_sets): Set
3143 the call stmt used and clobbered sets.
3144 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
3145 (find_tail_calls): Verify the tail call.
3147 2010-04-12 Richard Guenther <rguenther@suse.de>
3149 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
3150 single-iteration always-inline inlining.
3151 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
3152 (cgraph_decide_inlining): Do not handle always-inline specially.
3153 (try_inline): Remove always-inline cycle detection special case.
3154 Do not recurse on always-inlines.
3155 (cgraph_early_inlining): Do not iterate if not optimizing.
3156 (cgraph_gate_early_inlining): remove.
3157 (pass_early_inline): Run unconditionally.
3158 (gate_cgraph_decide_inlining): New function.
3159 (pass_ipa_inline): Use it. Do not run the IPA inliner if
3160 not inlining or optimizing.
3161 (cgraph_decide_inlining_of_small_functions): Also consider
3162 always-inline functions.
3163 (cgraph_default_inline_p): Return true for nodes which should
3164 disregard inline limits.
3165 (estimate_function_body_sizes): Assume zero size and time for
3166 nodes which are marked as disregarding inline limits.
3167 (cgraph_decide_recursive_inlining): Do not perform recursive
3168 inlining on always-inline nodes.
3170 2010-04-12 Jakub Jelinek <jakub@redhat.com>
3173 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
3174 for exprs satisfying handled_component_p.
3176 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
3178 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
3179 non-constant aggregate elements.
3181 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
3182 is a real initialization.
3184 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
3187 * c-decl.c (start_function): Move forward check for nested function.
3189 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3191 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
3192 * config/sh/sh.c: Include reload.h.
3193 (sh_legitimize_reload_address): New.
3194 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
3195 sh_legitimize_reload_address.
3197 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3199 * config/sh/sh.md (*movqi_pop): New insn pattern.
3200 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
3202 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3204 * config/i386/i386.md (any_shiftrt): New code iterator.
3205 (shiftrt_insn): New code attribute.
3207 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
3208 using any_shiftrt code iterator.
3209 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
3210 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
3211 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
3212 pattern from corresponding peephole2 patterns.
3213 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
3214 using any_shiftrt code iterator.
3215 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
3216 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
3217 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
3218 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
3219 *{ashr,lshr}<mode>3_cmp_zext.
3220 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
3222 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3224 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
3226 (*lshr<mode>3_cconly): Ditto.
3228 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3230 * config/i386/i386.md (lshr<mode>3): Macroize expander from
3231 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3232 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3233 pattern from *lshr{di,ti}3_1 and corresponding splitters using
3235 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3236 from corresponding peephole2 patterns.
3237 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
3238 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
3239 and *lshrdi3_1_rex64 using SWI mode iterator.
3240 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
3241 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
3242 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
3243 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
3244 and *lshrdi3_cmp_rex64 using SWI mode iterator.
3245 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
3246 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
3247 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
3248 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
3251 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
3253 * config/i386/i386.md (ashr<mode>3): Macroize expander from
3254 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3255 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3256 pattern from *ashr{di,ti}3_1 and corresponding splitters using
3258 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3259 from corresponding peephole2 patterns.
3260 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
3261 (ashrsi3_cvt): Rename from ashrsi3_31.
3262 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
3263 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
3264 and x86_64_shift_adj_3 using SWI48 mode iterator.
3265 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
3266 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
3267 and *ashrdi3_1_rex64 using SWI mode iterator.
3268 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
3269 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
3270 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
3271 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
3272 and *ashrdi3_cmp_rex64 using SWI mode iterator.
3273 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
3274 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
3275 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
3276 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
3278 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
3279 * config/i386/i386.c (ix86_split_ashr): Update for renamed
3280 x86_shift<mode>_adj_3 expanders.
3282 2010-04-10 Wei Guozhi <carrot@google.com>
3285 * config/arm/arm.c (arm_pic_static_addr): New function.
3286 (legitimize_pic_address): Call arm_pic_static_addr when it detects
3288 (arm_output_addr_const_extra): Output expression for new pattern.
3289 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
3291 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
3293 * ira-costs.c (record_reg_classes): Ignore alternatives that are
3296 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
3297 * web.c: Include "insn-config.h" and "recog.h".
3298 (union_match_dups): New function.
3299 (web_main): Call it.
3300 (union_defs): Don't try to recognize match_dups.
3302 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
3303 if doing so would replace the entire pattern.
3305 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3309 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
3310 and splitter pattern. Change splitter operand 1 predicate to
3313 2010-04-09 Martin Jambor <mjambor@suse.cz>
3315 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
3316 lattices are addresses of CONST_DECLs with the same initial value.
3317 (ipcp_print_all_lattices): Print values of CONST_DECLs.
3318 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3320 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
3321 Bernd Schmidt <bernds@codesourcery.com>
3323 * loop-invariant.c (replace_uses): New static function.
3324 (move_invariant_reg): Use it to ensure we can replace the uses.
3326 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
3328 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
3330 (picochip_override_options): Enable section anchors only above -O1.
3331 (picochip_reorg): Fixed a couple of build warnings.
3333 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3335 * configure.ac (plugin -rdynamic test): Log result.
3336 * configure: Regenerate.
3337 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
3338 (RDYNAMIC_SPEC): Define.
3339 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
3341 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3343 * configure.ac: Determine Sun ld version numbers.
3344 (comdat_group): Restrict GNU ld version checks to gld.
3345 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
3346 (enable_comdat): Support --enable-comdat.
3347 * configure: Regenerate.
3348 * doc/install.texi (Configuration): Document --enable-comdat.
3350 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3352 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
3353 * config/sol2-gld.h: ... here.
3354 * config.gcc (sparc*-*-solaris2*): Reflect this.
3355 (i[34567]86-*-solaris2*): Use it.
3357 2010-04-09 Steve Ellcey <sje@cup.hp.com>
3359 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
3361 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
3363 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3366 * diagnostic.c (diagnostic_initialize): Initialize
3367 some_warnings_are_errors.
3368 (diagnostic_finish): New.
3369 (diagnostic_action_after_output): Call it before exiting.
3370 (diagnostic_report_diagnostic): Do not print message here. Set
3371 some_warnings_are_errors.
3372 * diagnostic.h (diagnostic_context): Delete
3373 issue_warnings_are_errors_message. Add some_warnings_are_errors.
3374 (diagnostic_finish): Declare.
3375 * toplev.c (toplev_main): Call it before exit.
3377 2010-04-09 Jason Merrill <jason@redhat.com>
3380 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
3381 for incomplete type.
3384 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
3385 based on a warning flag.
3387 2010-04-09 Richard Guenther <rguenther@suse.de>
3389 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
3391 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
3394 * varasm.c (default_assemble_visibility): Wrap vars that are
3395 set, but unused, by targets without GAS.
3396 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
3397 Remove set, but unused, vars.
3398 (rs6000_legitimize_tls_address): Likewise.
3399 (altivec_expand_dst_builtin): Likewise.
3400 * config/darwin.c (machopic_classify_symbol): Likewise.
3401 (machopic_indirection_name): Likewise.
3403 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3405 * config/i386/i386.md (DWI): New mode iterator.
3406 (S): New mode attribute.
3407 (shift_operand): Ditto.
3408 (shift_immediate_operand): Ditto.
3409 (ashl_input_operand): Ditto.
3410 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
3411 using SDWIM mode iterator.
3412 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
3413 pattern from *ashl{di,ti}3_1 and corresponding splitters using
3415 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
3416 from corresponding peephole2 patterns.
3417 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
3418 and x86_64_shift_adj_1 using SWI48 mode iterator.
3419 (x86_shift<mode>_adj_2): Ditto.
3420 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
3421 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
3422 using SWI48 mode iterator.
3423 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
3424 *ashldi3_cmp_rex64 using SWI mode iterator.
3425 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
3426 *ashldi3_cconly_rex64 using SWI mode iterator.
3427 * config/i386/i386.c (ix86_split_ashl): Update for renamed
3428 x86_shift<mode>_adj_{1,2}.
3429 (ix86_split_ashr): Ditto.
3430 (ix86_split_lshr): Ditto.
3432 2010-04-09 Richard Guenther <rguenther@suse.de>
3434 * target.h (builtin_conversion): Pass in input and output types.
3435 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
3436 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
3437 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
3438 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
3440 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
3442 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
3444 2010-04-09 Richard Guenther <rguenther@suse.de>
3447 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
3449 2010-04-09 Richard Guenther <rguenther@suse.de>
3451 * tree-vectorizer.h (struct _stmt_vec_info): Document
3452 that vectype is the type of the LHS.
3453 (supportable_widening_operation, supportable_narrowing_operation):
3454 Get both input and output vector types as arguments.
3455 (vect_is_simple_use_1): Declare.
3456 (get_same_sized_vectype): Likewise.
3457 * tree-vect-loop.c (vect_determine_vectorization_factor):
3458 Set STMT_VINFO_VECTYPE to the vector type of the def.
3459 (vectorizable_reduction): Adjust.
3460 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
3461 Adjust. Specify the output vector type.
3462 (vect_pattern_recog_1): Adjust.
3463 * tree-vect-stmts.c (get_same_sized_vectype): New function.
3464 (vectorizable_call): Adjust.
3465 (vectorizable_conversion): Likewise.
3466 (vectorizable_operation): Likewise.
3467 (vectorizable_type_demotion): Likewise.
3468 (vectorizable_type_promotion): Likewise.
3469 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
3471 (vect_is_simple_use_1): New function.
3472 (supportable_widening_operation): Get both input and output
3474 (supportable_narrowing_operation): Likewise.
3475 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
3477 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
3479 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
3480 __thiscall and _thiscall as predefined macros.
3481 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
3482 thiscall attribute handling.
3483 (ix86_comp_type_attributes): Likewise.
3484 (ix86_function_regparm): Likewise.
3485 (ix86_return_pops_args): Likewise.
3486 (init_cumulative_args): Likewise.
3487 (find_drap_reg): Likewise.
3488 (ix86_static_chain): Likewise.
3489 (x86_this_parameter): Likewise.
3490 (x86_output_mi_thunk): Likewise.
3491 (ix86_attribute_table): Add description for thiscall attribute.
3492 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
3493 * doc/extend.texi: Add documentation for thiscall.
3495 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3498 * c.opt (Wint-to-pointer-cast): Available in C++.
3499 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
3501 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
3503 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
3504 * calls.c (expand_call): Pass the function type to aggregate_value_p.
3505 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
3506 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
3507 function type instead. Reorder and simplify checks.
3509 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
3511 2010-04-08 Jing Yu <jingyu@google.com>
3512 Zdenek Dvorak <ook@ucw.cz>
3514 PR tree-optimization/42720
3515 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
3516 loop unswitch conditions here from ...
3517 (tree_unswitch_single_loop): ... here.
3519 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3521 * tree-if-conv.c: Fix comments and simplify logic.
3523 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3525 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
3526 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
3527 (main_tree_if_conversion): Update call to tree_if_conversion.
3529 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3532 * doc/invoke.texi (-b,-V): Delete.
3533 * doc/tm.texi: Do not mention -b.
3534 * gcc.c (display_help): Delete -b and -V.
3535 (process_command): Delete -b and -V.
3536 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
3538 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
3539 Wolfgang Gellerich <gellerich@de.ibm.com>
3541 Implement target hook for loop unrolling
3542 * target.h (loop_unroll_adjust): Add a new target hook function.
3543 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
3544 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
3545 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
3546 (s390_loop_unroll_adjust): Implement the new target hook for s390.
3547 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
3549 (decide_unroll_stupid): Likewise.
3551 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3554 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
3556 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3558 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
3559 (Specific, *-*-solaris2*): Likewise.
3560 Don't prefer Sun as over GNU as.
3562 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
3564 * config/s390/s390.c (override_options): Adjust the z10
3565 defaults for max-unroll-times, max-completely-peeled-insns
3566 and max-completely-peel-times.
3568 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3570 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
3571 instructions for z10.
3572 (s390_expand_setmem): Likewise.
3573 (s390_expand_cmpmem): Likewise.
3575 2010-04-08 Richard Guenther <rguenther@suse.de>
3577 PR tree-optimization/43679
3578 * tree-ssa-pre.c (eliminate): Only propagate copies.
3580 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3583 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
3584 set but not used variable warning.
3586 2010-04-08 Wei Guozhi <carrot@google.com>
3589 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
3590 (arm_size_rtx_costs): Call the new function when optimized for size.
3592 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3595 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
3596 op0 is not a MEM, just return NULL instead of assertion
3598 (discover_nonconstant_array_refs): Don't walk debug stmts.
3600 2010-04-08 Doug Kwan <dougkwan@google.com>
3602 * configure.ac: Recognize gold and do not use its version number
3603 to test ld features.
3604 * configure: Regenerate.
3606 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
3609 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
3610 (negate_value): Move code to push elements to broken_up_substracts ...
3611 (eliminate_plus_minus_pair): ... here. Push operands that have no
3612 negative pair to plus_negates.
3613 (repropagate_negates, init_reassoc, fini_reassoc): Update.
3615 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3617 * doc/install.texi (Configuration): Move description of
3618 --enable-lto, --with-libelf*, --enable-gold from Java section to
3621 * doc/generic.texi (Working with declarations)
3622 (Function Properties, C and C++ Trees): Fix typos.
3623 * doc/sourcebuild.texi (Top Level): Likewise.
3625 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3628 * tree.h (DECL_READ_P): Define.
3629 (struct tree_decl_common): Add decl_read_flag.
3630 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
3631 a set but not used warning.
3632 (merge_decls): Merge DECL_READ_P flag.
3633 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
3634 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
3635 * c-common.c (handle_used_attribute, handle_unused_attribute):
3637 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
3639 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
3641 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
3642 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
3643 c_parser_binary_expression, c_parser_cast_expression,
3644 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
3645 Call default_function_array_read_conversion instead of
3646 default_function_array_conversion where needed.
3647 (c_parser_unary_expression, c_parser_conditional_expression,
3648 c_parser_postfix_expression_after_primary, c_parser_initelt):
3649 Likewise. Call mark_exp_read where needed.
3650 (c_parser_statement_after_labels, c_parser_asm_operands,
3651 c_parser_typeof_specifier, c_parser_sizeof_expression,
3652 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
3654 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
3656 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
3657 (warn_unused_but_set_parameter): Default to warn_unused
3659 * doc/invoke.texi: Document -Wunused-but-set-variable and
3660 -Wunused-but-set-parameter.
3662 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
3663 used count variable.
3664 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
3665 when operandN variables aren't used in the body of the expander
3667 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
3668 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
3669 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
3670 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
3671 FOR_EACH_IMM_USE_ON_STMT): Likewise.
3672 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
3673 * tree.c (PROCESS_ARG): Likewise.
3675 2010-04-07 Simon Baldwin <simonb@google.com>
3677 * diagnostic.h (diagnostic_override_option_index): New macro to
3678 set a diagnostic's option_index.
3679 * c-tree.h (c_cpp_error): Add warning reason argument.
3680 * opts.c (_warning_as_error_callback): New.
3681 (register_warning_as_error_callback): Store callback for
3682 warnings enabled via enable_warning_as_error.
3683 (enable_warning_as_error): Call callback, minor code tidy.
3684 * opts.h (register_warning_as_error_callback): Declare.
3685 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
3686 response to -Werror=.
3687 (c_common_init_options): Register warning_as_error_callback in opts.c.
3688 * common.opt: Add -Wno-cpp option.
3689 * c-common.c (struct reason_option_codes_t): Map cpp warning
3690 reason codes to gcc option indexes.
3691 * (c_option_controlling_cpp_error): New function, lookup the gcc
3692 option index for a cpp warning reason code.
3693 * (c_cpp_error): Add warning reason argument, call
3694 c_option_controlling_cpp_error for diagnostic_override_option_index.
3695 * doc/invoke.texi: Document -Wno-cpp.
3697 2010-04-07 Richard Guenther <rguenther@suse.de>
3699 * ipa-reference.c (mark_load): Use get_base_address.
3700 (mark_store): Likewise.
3702 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
3703 inserting GIMPLE_NOPs into the IL.
3704 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3705 Explicitly strip handled components and indirect references.
3707 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
3708 folding address expressions.
3709 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
3710 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
3711 operand_equal_p to compare decls.
3712 (ptr_deref_may_alias_decl_p): Likewise.
3713 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
3714 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
3715 Handle reversed comparison ops.
3716 * tree-sra.c (asm_visit_addr): Use get_base_address.
3717 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
3718 * ipa-reference.c (mark_address): Use get_base_address.
3720 2010-04-07 Richard Guenther <rguenther@suse.de>
3722 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
3723 Propagate constants everywhere.
3725 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3728 * tree.c (MAX_INT_CACHED_PREC): Define.
3729 (nonstandard_integer_type_cache): New array.
3730 (build_nonstandard_integer_type): Cache results for precision
3731 <= MAX_INT_CACHED_PREC.
3733 2010-04-07 Richard Guenther <rguenther@suse.de>
3735 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
3736 -fargument-noalias-global, -fargument-noalias-anything): Remove.
3737 * common.opt: Likewise.
3738 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
3739 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
3740 (nonoverlapping_memrefs_p): Likewise.
3741 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3742 * opts.c (common_handle_option): Handle OPT_fargument_alias,
3743 OPT_fargument_noalias, OPT_fargument_noalias_anything and
3744 OPT_fargument_noalias_global for backward compatibility.
3746 2010-04-07 Richard Guenther <rguenther@suse.de>
3748 PR tree-optimization/43270
3749 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
3750 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
3751 * tree-ssa-pre.c (phi_translate_1): Adjust.
3752 (fully_constant_expression): Split out vn_reference handling to ...
3753 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
3754 Fold reads from constant strings.
3755 (vn_reference_lookup): Handle fully constant references.
3756 (vn_reference_lookup_pieces): Likewise.
3757 * Makefile.in (expmed.o-warn): Add -Wno-error.
3759 2010-04-07 Martin Jambor <mjambor@suse.cz>
3761 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
3763 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
3766 * gcc.c: Add -static-libstdc++ to list of recognized options.
3768 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3770 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
3772 2010-04-07 Richard Guenther <rguenther@suse.de>
3775 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
3776 bases build simple mem attributes to retain points-to information.
3778 2010-04-07 Richard Guenther <rguenther@suse.de>
3781 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
3782 preserve points-to related information.
3784 2010-04-07 Richard Guenther <rguenther@suse.de>
3787 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
3788 discard plain indirect references.
3789 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
3790 * tree.c (tree_nop_conversion): Likewise.
3792 2010-04-07 Dodji Seketeli <dodji@redhat.com>
3795 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
3797 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
3799 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
3800 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
3802 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3804 * tree-if-conv.c: Fix indentation and comments.
3806 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3808 * tree-if-conv.c: Sort static functions in topological order.
3810 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3812 * tree-if-conv.c: Fix indentation and comments.
3814 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3817 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
3818 lang_hooks.types.type_for_size instead of
3819 build_nonstandard_integer_type.
3820 When converting an unsigned type to signed, double its precision.
3821 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
3822 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
3823 (graphite_create_new_loop_guard): When ub + 1 wraps around,
3826 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3829 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
3830 POINTER_PLUS_EXPR for pointer types.
3832 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3835 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
3836 * graphite-clast-to-gimple.c: Include langhooks.h.
3837 (max_signed_precision_type): New.
3838 (max_precision_type): Takes two types as arguments.
3839 (precision_for_value): New.
3840 (precision_for_interval): New.
3841 (gcc_type_for_interval): New.
3842 (gcc_type_for_value): New.
3843 (gcc_type_for_clast_term): New.
3844 (gcc_type_for_clast_red): New.
3845 (gcc_type_for_clast_bin): New.
3846 (gcc_type_for_clast_expr): Split up into several functions.
3847 (gcc_type_for_clast_eq): Rewritten.
3848 (compute_bounds_for_level): New.
3849 (compute_type_for_level_1): New.
3850 (compute_type_for_level): New.
3851 (gcc_type_for_cloog_iv): Removed.
3852 (gcc_type_for_iv_of_clast_loop): Rewritten.
3853 (graphite_create_new_loop): Compute the lower and upper bound types
3854 with gcc_type_for_clast_expr.
3855 (graphite_create_new_loop_guard): Same.
3856 (find_cloog_iv_in_expr): Removed.
3857 (compute_cloog_iv_types_1): Removed.
3858 (compute_cloog_iv_types): Removed.
3859 (gloog): Do not call compute_cloog_iv_types.
3860 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
3862 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
3863 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
3864 (GBB_CLOOG_IV_TYPES): Removed.
3866 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3868 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
3869 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
3870 (detect_commutative_reduction): Same.
3872 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3874 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
3875 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
3877 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
3878 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
3879 (rewrite_commutative_reductions_out_of_ssa): Same.
3880 * passes.c (execute_function_todo): Call verify_ssa for every pass
3881 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
3882 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
3883 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
3884 with an extra argument.
3885 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
3886 verify_ssa only when the extra argument is true.
3887 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
3888 with an extra argument.
3889 (tree_transform_and_unroll_loop): Same.
3891 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3893 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
3894 for all the passes of the LNO having LOOP_CLOSED_SSA.
3895 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
3896 * tree-loop-distribution.c (pass_loop_distribution): Same.
3897 * tree-pass.h (TODO_verify_loops): Removed.
3898 * tree-ssa-loop.c (pass_tree_loop_init): Same.
3900 (pass_tree_unswitch): Same.
3901 (pass_predcom): Same.
3902 (pass_vectorize): Same.
3903 (pass_linear_transform): Same.
3904 (pass_graphite_transforms): Same.
3905 (pass_iv_canon): Same.
3906 (pass_complete_unroll): Same.
3907 (pass_complete_unrolli): Same.
3908 (pass_parallelize_loops): Same.
3909 (pass_loop_prefetch): Same.
3910 (pass_iv_optimize): Same.
3912 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
3915 * passes.c (init_optimization_passes): Move pass_lim before
3916 pass_copy_prop and pass_dce_loop.
3918 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3921 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
3922 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
3923 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
3924 MULTI_* defines for 4 argument vpermil2p* builtins.
3926 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3928 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
3929 * config/i386/i386.c (x86_maybe_negate_const_int): New.
3930 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
3931 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
3932 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
3933 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
3934 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
3935 Use x86_maybe_negate_const_int to output insn mnemonic.
3936 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
3937 check from instruction predicate. Update comments.
3938 * config/i386/sync.md (sync_add<mode>): Use
3939 x86_maybe_negate_const_int to output insn mnemonic.
3941 2010-04-06 Jan Hubicka <jh@suse.cz>
3943 PR tree-optimization/42906
3944 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
3945 IGNORE_SELF argument. Set visited_control_parents for fully
3947 (find_obviously_necessary_stmts): Update call of
3948 mark_control_dependent_edges_necessary.
3949 (propagate_necessity): Likewise. Handle PHI edges more curefully.
3951 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3953 * config/i386/i386.md: Remove comment about 'e' and 'E'
3956 2010-04-06 Richard Guenther <rguenther@suse.de>
3958 PR tree-optimization/43627
3959 * tree-vrp.c (extract_range_from_unary_expr): Widenings
3960 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
3963 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3965 * BASE-VER: Change to 4.6.0.
3968 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
3971 2010-04-06 Richard Guenther <rguenther@suse.de>
3974 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
3976 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3978 * doc/invoke.texi (Optimize Options): Document that LTO
3979 won't remove object access purely due to incompatible
3982 2010-04-04 Matthias Klose <doko@ubuntu.com>
3984 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
3985 Initialize variable.
3987 2010-04-03 Richard Guenther <rguenther@suse.de>
3990 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
3991 require a non-NULL MEM_OFFSET.
3993 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
3995 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
3996 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
3997 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
3998 config/alpha/predicates.md, config/arm/arm.md,
3999 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
4000 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
4001 config/darwin9.h, config/darwin.c, config/darwin.h,
4002 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
4003 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
4004 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
4005 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
4006 config/mips/mips.md, config/mn10300/mn10300.c,
4007 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
4008 config/rs6000/aix.h, config/rs6000/dfp.md,
4009 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
4010 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
4011 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
4012 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
4013 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
4014 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
4015 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
4016 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
4017 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
4018 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
4019 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
4020 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
4021 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
4022 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
4023 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
4024 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
4025 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
4026 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
4027 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
4028 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
4029 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
4030 opt-functions.awk, opth-gen.awk, params.def, passes.c,
4031 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
4032 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
4033 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
4034 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
4035 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
4036 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
4037 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
4038 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
4039 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
4040 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
4041 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
4042 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
4043 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
4044 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
4046 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4049 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
4050 * aclocal.m4: Regenerate.
4052 2010-04-02 Richard Guenther <rguenther@suse.de>
4054 PR tree-optimization/43629
4055 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
4056 if we have seen a constant value.
4058 2010-04-02 Joseph Myers <joseph@codesourcery.com>
4060 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
4062 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
4065 * arm.c (legitimize_tls_address): Adjust call to
4066 gen_tls_load_dot_plus_four.
4067 (arm_note_pic_base): New function.
4068 (arm_cannot_copy_insn_p): Use it.
4069 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
4072 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4077 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4079 * Makefile.in ($(out_object_file)): Depend on
4080 gt-$(basename $(notdir $(out_file))).h.
4082 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
4084 * config.gcc (lm32-*-rtems*): Add t-lm32.
4086 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
4088 * config.gcc: Add lm32-*-rtems*.
4089 * config/lm32/rtems.h: New file.
4091 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
4094 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
4096 2010-04-01 Jakub Jelinek <jakub@redhat.com>
4098 * dwarf2out.c (output_compilation_unit_header): For
4099 -gdwarf-4 use version 4 instead of version 3.
4100 (output_line_info): For version 4 and above emit additional
4101 maximum ops per insn header field.
4102 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
4104 * dwarf2out.c (is_c_family, is_java): Remove.
4105 (lower_bound_default): New function.
4106 (add_bound_info, gen_descr_array_type_die): Use it.
4108 2010-04-01 Dodji Seketeli <dodji@redhat.com>
4111 * dwarf2out.c (gen_variable_die): Allow debug info for variable
4112 re-declaration when it happens in a function.
4114 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
4116 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
4117 (cgraph_remove_function_insertion_hook): Same.
4118 (cgraph_call_function_insertion_hooks): Same.
4120 2010-04-01 Richard Guenther <rguenther@suse.de>
4123 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
4124 and TREE_THIS_VOLATILE.
4125 (copy_ref_info): Likewise.
4126 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
4127 * tree.c (build6_stat): Ignore side-effects of all but arg5
4128 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
4131 2010-04-01 Richard Guenther <rguenther@suse.de>
4133 PR tree-optimization/43607
4134 * ipa-type-escape.c (check_call): Do not access non-existing
4137 2010-04-01 Richard Guenther <rguenther@suse.de>
4141 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4142 Jack Howarth <howarth@bromo.med.uc.edu>
4144 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4147 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4149 * doc/install.texi (Prerequisites): Document libelf usability on
4150 IRIX 5/6 and Solaris 2.
4151 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
4152 Update GNU as, GNU ld requirements.
4153 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
4154 Document Sun Studio compiler download.
4155 Update and simplify as, ld recommendations.
4156 (Specific, *-*-solaris2.7): Note obsoletion, removal.
4158 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4160 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
4161 with_tune_32 to pentium4.
4163 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
4165 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
4167 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4169 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
4170 obsoletion, removal.
4172 Document GNU as requirement.
4173 Update configure requirements.
4174 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
4175 Recomment IRIX 6.5.18+.
4176 Document IDF/IDL requirement.
4177 Document GNU as requirement.
4178 Document GNU ld bootstrap failure.
4179 Remove freeware.sgi.com reference.
4181 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4183 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
4184 UNIX V4.0, V5.0 obsoletion, removal.
4185 Remove --with-gc=simple reference.
4186 Update VM requirements during bootstrap.
4187 Remove -oldas bootstrap description.
4188 Update binutils reference.
4189 Remove comparison failure note.
4191 2010-03-31 Richard Guenther <rguenther@suse.de>
4192 Zdenek Dvorak <ook@ucw.cz>
4193 Sebastian Pop <sebastian.pop@amd.com>
4196 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
4197 with multiple arguments.
4198 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
4200 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4202 * graphite-dependences.c (print_pddr): Call print_pdr with an
4204 * graphite-poly.c (debug_pdr): Add an extra argument for the
4207 (print_pbb_domain): Same.
4209 (print_scop_context): Same.
4211 (print_cloog): Same.
4212 (debug_pbb_domain): Same.
4216 (debug_scop_context): Same.
4218 (debug_cloog): Same.
4219 (print_scop_params): Same.
4220 (debug_scop_params): Same.
4221 (print_iteration_domain): Same.
4222 (print_iteration_domains): Same.
4223 (debug_iteration_domain): Same.
4224 (debug_iteration_domains): Same.
4225 (print_scattering_function): Same.
4226 (print_scattering_functions): Same.
4227 (debug_scattering_function): Same.
4228 (debug_scattering_functions): Same.
4229 * graphite-poly.h (debug_pdr): Update declaration.
4231 (print_pbb_domain): Same.
4233 (print_scop_context): Same.
4235 (print_cloog): Same.
4236 (debug_pbb_domain): Same.
4240 (debug_scop_context): Same.
4242 (debug_cloog): Same.
4243 (print_scop_params): Same.
4244 (debug_scop_params): Same.
4245 (print_iteration_domain): Same.
4246 (print_iteration_domains): Same.
4247 (debug_iteration_domain): Same.
4248 (debug_iteration_domains): Same.
4249 (print_scattering_function): Same.
4250 (print_scattering_functions): Same.
4251 (debug_scattering_function): Same.
4252 (debug_scattering_functions): Same.
4254 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4256 * graphite-poly.c (print_scattering_function_1): New.
4257 (print_scattering_function): Call it.
4258 (print_scop_params): Remove spaces at the end of lines.
4261 * graphite-poly.h (print_cloog): Declared.
4262 (debug_cloog): Declared.
4264 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4266 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
4268 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
4269 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
4270 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
4271 to switch between adding the IV bump in loop->latch or in loop->header.
4273 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4275 * graphite-poly.c (print_scattering_function): Pretty print following
4278 (print_pbb_domain): Same.
4279 (dump_gbb_cases): Same.
4280 (dump_gbb_conditions): Same.
4283 (print_scop_params): Same.
4284 (print_scop_context): Same.
4286 (print_pbb_body): New.
4287 (lst_indent_to): New.
4288 (print_lst): Start new lines with a #.
4289 * graphite-poly.h (pbb_bb): New.
4290 (pbb_index): Use pbb_bb.
4291 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
4293 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
4295 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4297 * dwarf2out.c (size_of_die): For -gdwarf-4 use
4298 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
4299 and 0 instead of 1 for dw_val_class_flag.
4300 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
4301 dw_val_class_range_list, dw_val_class_loc_list,
4302 dw_val_class_lineptr and dw_val_class_macptr, use
4303 DW_FORM_flag_present for dw_val_class_flag and
4304 DW_FORM_exprloc for dw_val_class_loc.
4305 (output_die): For -gdwarf-4 print dw_val_class_loc
4306 size as uleb128 instead of 1 or 2 bytes and don't print
4307 anything for dw_val_class_flag.
4309 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
4310 instead of cselib_lookup following by tweaking locs->setting_insn.
4313 * cselib.c (cselib_process_insn): Clear cselib_current_insn
4314 even before returning from label, setjmp call or volatile asm
4317 2010-03-31 Richard Guenther <rguenther@suse.de>
4320 * cgraphunit.c (cgraph_output_in_order): Do not allocate
4321 temporary data on stack.
4323 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4325 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
4326 (PUSHSECTION_ASM_OP): Remove.
4327 (POPSECTION_ASM_OP): Remove.
4328 (PUSHSECTION_FORMAT): Remove.
4329 * config/sol2.h (PUSHSECTION_FORMAT): Define.
4330 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
4331 * config/sol2.c (solaris_output_init_fini): Use it.
4333 2010-03-31 Jie Zhang <jie@codesourcery.com>
4336 * opt-functions.awk (var_type_struct): Use signed char type
4337 for simple variables.
4339 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4341 * config/sol2.c: Include output.h.
4342 (solaris_assemble_visibility): New function.
4343 * config/t-sol2 (sol2.o): Add output.h dependency.
4344 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
4345 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
4348 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4351 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
4352 V2SImode or XFmode on PRE_DEC.
4355 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
4358 2010-03-31 Jie Zhang <jie@codesourcery.com>
4361 * reload.h (caller_save_initialized_p): Declare.
4362 * toplev.c (backend_init_target): Don't call
4363 init_caller_save but set caller_save_initialized_p to false.
4364 * caller-save.c (caller_save_initialized_p): Define.
4365 (init_caller_save): Check caller_save_initialized_p.
4366 * ira.c (ira): Call init_caller_save if flag_caller_saves.
4368 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4371 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
4372 and soft-fp/t-softfp to tmake_file.
4373 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
4374 (LIBGCC2_TF_CEXT): Define.
4377 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
4380 * cselib.c (n_useless_values): Document handling of debug locs.
4381 (n_useless_debug_values, n_debug_values): New variables.
4382 (new_elt_loc_list): Don't add to debug values, keep count.
4383 (promote_debug_loc): New.
4384 (cselib_reset_table): Zero new variables.
4385 (entry_and_rtx_equal_p): Promote debug locs.
4386 (discard_useless_locs): Increment n_useless_debug_values for
4388 (remove_useless_values): Adjust n_useless_values and n_debug_values
4389 with n_useless_debug_values.
4390 (add_mem_for_addr): Promote debug locs.
4391 (cselib_lookup_mem): Likewise.
4392 (cselib_lookup_addr): Renamed to...
4393 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
4394 (cselib_log_lookup): ... this. Turn into...
4395 (cselib_lookup_addr): ... new wrapper.
4396 (cselib_lookup_from_insn): New.
4397 (cselib_invalidate_regno): Increment n_useless_debug_values for
4399 (cselib_invalidate_mem): Likewise.
4400 (cselib_process_insn): Take n_deleted and n_debug_values into
4401 account to guard remove_useless_value call.
4402 (cselib_finish): Zero n_useless_debug_values.
4403 * cselib.h (cselib_lookup_from_insn): Declare.
4404 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
4405 (sched_analyze_2): Likewise.
4407 2010-03-30 Jakub Jelinek <jakub@redhat.com>
4409 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
4411 (adjust_mems): Replace narrowing SUBREG of expression containing
4412 just PLUS, MINUS, MULT and ASHIFT of registers and constants
4413 with operations in the narrower mode.
4416 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
4417 regs_invalidated_by_call instead all call_used_reg_set registers.
4419 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
4422 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
4423 pointer comparisons with types_compatible_p.
4424 * tree-vect-stmts.c (vectorizable_call): Same.
4425 (vectorizable_condition): Same.
4427 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4429 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
4430 stack check if the mask would be zero.
4432 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4433 Jack Howarth <howarth@bromo.med.uc.edu>
4435 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4438 2010-03-30 Joseph Myers <joseph@codesourcery.com>
4441 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
4443 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
4444 Include ___unordxf2 and ___unordtf2.
4445 * config/i386/libgcc-glibc.ver: Do not define inheritance from
4448 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
4450 * config/lm32/t-lm32: New file.
4451 * config.gcc: Use the above file when targetting lm32.
4453 2010-03-28 Duncan Sands <baldrick@free.fr>
4455 * Makefile.in (PLUGIN_HEADERS): Add except.h.
4457 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4460 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
4461 Improve vectorization cost model diagnostic.
4463 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4466 * tree-vect-data-refs.c (vect_analyze_data_refs): When
4467 compute_data_dependences_for_loop returns false, early exit
4468 and output an extra diagnostic for the failed data reference
4471 2010-03-29 Richard Guenther <rguenther@suse.de>
4473 PR tree-optimization/43560
4474 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
4475 (can_sm_ref_p): Treat stores to readonly locations as trapping.
4477 2010-03-29 Jie Zhang <jie@codesourcery.com>
4480 * toplev.c (process_options): Set optimization_default_node
4481 and optimization_current_node.
4482 * opts.c (decode_options): Don't set optimization_default_node
4483 and optimization_current_node.
4485 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
4487 * config/rtems.h: Abandon -qrtems_debug.
4489 2010-03-28 Jan Hubicka <jh@suse.cz>
4491 PR tree-optimization/43505
4492 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
4493 map should not be copied.
4495 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4498 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
4499 cdtors, set DECL_PRESERVE_P.
4500 * ipa.c (cgraph_externally_visible_p): Return true if declaration
4503 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
4505 PR tree-optimization/43528
4506 * stor-layout.c (place_field): Check that constant fits into
4507 unsigned HWI when skipping calculation of MS bitfield layout.
4509 2010-03-27 Jan Hubicka <jh@suse.cz>
4512 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
4513 notice_global_symbol work.
4515 2010-03-27 Jakub Jelinek <jakub@redhat.com>
4517 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
4518 instead of dwarf2out_decl.
4519 (struct var_loc_node): Remove section_label field.
4520 (dwarf2out_function_decl): New function.
4521 (dwarf2out_var_location): Don't set section_label field.
4522 (dwarf2out_begin_function): Don't empty decl_loc_table here.
4524 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4526 PR tree-optimization/43544
4527 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4528 First argument for builtin vectorized function hook is now a
4529 tree to be able to distinguish between machine specific and
4531 * targhooks.c (default_builtin_vectorized_function): Ditto.
4532 * targhooks.h (default_builtin_vectorized_function): Ditto.
4533 * target.h (struct gcc_target): Ditto.
4534 * tree-vect-stmts.c (vectorizable_function): Ditto.
4535 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
4536 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4539 2010-03-26 Joseph Myers <joseph@codesourcery.com>
4542 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
4543 nested binding iff it is a FUNCTION_DECL.
4544 (store_parm_decls_newstyle): Pass nested=true to bind for
4545 FUNCTION_DECLs amongst parameters.
4547 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4549 * var-tracking.c (vt_expand_loc_callback): Don't run
4550 cselib_expand_value_rtx_cb in dummy mode if
4551 cselib_dummy_expand_value_rtx_cb returned false.
4553 * var-tracking.c (emit_note_insn_var_location): For one part
4554 notes with offset 0, don't add EXPR_LIST around the location.
4555 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
4556 add_location_or_const_value_attribute): Adjust for that change.
4559 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
4560 into first operand and location into second.
4561 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
4562 dw_cfi_oprnd_loc for DW_CFA_expression.
4563 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
4564 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
4565 assume first argument is regnum and second argument is location.
4567 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4570 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
4571 of scratch register to DImode. Split to DImode comparison operator.
4572 Use SImode subreg of scratch register in the multiplication.
4573 (*cmp_sadd_sidi): Ditto.
4574 (*cmp_ssub_si): Ditto.
4575 (*cmp_ssub_sidi): Ditto.
4577 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4580 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
4581 Remove invalid assert and wrong comment.
4583 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4586 * flags.h (final_insns_dump_p): New extern.
4587 * final.c (final_insns_dump_p): New variable.
4588 (rest_of_clean_state): Set it before -fdump-final-insns=
4589 dumping, clear afterwards.
4590 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
4591 MEM_ALIAS_SET on MEMs.
4593 2010-03-26 David S. Miller <davem@davemloft.net>
4595 * configure.ac: Fix sparc GOTDATA_OP bug check.
4596 * configure: Rebuild.
4598 2010-03-26 Alan Modra <amodra@gmail.com>
4600 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
4602 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4604 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
4605 TLS_SECTION_ASM_FLAG.
4607 2010-03-25 Jakub Jelinek <jakub@redhat.com>
4610 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
4611 Clear first_function_block_is_cold.
4614 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
4615 argument if the argument is truth_value_p.
4617 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4619 * config/rs6000/constraints.md: Update copyright year for my changes.
4622 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
4623 used in reg+reg addressing, swap registers.
4625 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4628 * target.h (struct gcc_target): Add code_end hook.
4629 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
4631 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
4632 * toplev.c (compile_file): Call targetm.asm_out.code_end
4633 hook before unwind info/debug info output.
4634 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
4635 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
4636 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4637 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
4638 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4639 * config/i386/i386.c (ix86_file_end): Renamed to...
4640 (ix86_code_end): ... this. Make static. Don't call
4641 file_end_indicate_exec_stack. Emit unwind info using
4642 final_start_function/final_end_function.
4643 (darwin_x86_file_end): Remove.
4644 (TARGET_ASM_CODE_END): Define.
4645 * config/i386/i386.h (TARGET_ASM_FILE_END,
4646 NEED_INDICATE_EXEC_STACK): Don't define.
4647 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
4648 (TARGET_ASM_FILE_END): Define to darwin_file_end.
4649 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
4650 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
4653 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
4654 at the beginning and final_end_function at the end.
4655 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
4657 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4659 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
4660 and Sun as TLS syntax.
4661 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
4662 * configure: Regenerate.
4663 * config.in: Regenerate.
4664 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
4665 (default_elf_asm_named_section): Use it.
4666 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
4667 (i386_output_dwarf_dtprel): Likewise.
4668 (output_addr_const_extra): Likewise.
4669 (output_pic_addr_const): Lowercase @GOTTPOFF.
4670 (output_addr_const_extra): Likewise.
4671 (output_pic_addr_const): Lowercase @GOTNTPOFF.
4672 (output_addr_const_extra): Likewise.
4673 (output_pic_addr_const): Lowercase @INDNTPOFF.
4674 (output_addr_const_extra): Likewise.
4675 (output_pic_addr_const): Lowercase @NTPOFF.
4676 (output_addr_const_extra): Likewise.
4677 (output_pic_addr_const): Lowercase @TPOFF.
4678 (output_addr_const_extra): Likewise.
4679 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
4680 (*tls_global_dynamic_64): Likewise.
4681 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
4682 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
4684 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
4685 (ASM_OUTPUT_TLS_COMMON): Use it.
4686 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
4689 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
4690 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
4691 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
4692 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
4693 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4694 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
4696 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4698 * config/i386/i386.c (override_options): Don't accept
4699 -mtls-dialect=sun any longer.
4700 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
4701 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
4702 (*tls_local_dynamic_base_32_sun): Likewise.
4703 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4705 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4708 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4709 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
4712 * ira.c (adjust_cleared_regs): New function.
4713 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
4717 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
4719 * expr.c (expand_expr_real): Restore previous
4720 curr_insn_source_location and curr_insn_block after
4721 expand_expr_real_1 call.
4722 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
4723 instead of expand_expr_real_1.
4725 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
4727 PR rtl-optimization/43413
4728 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
4731 2010-03-22 James E. Wilson <wilson@codesourcery.com>
4734 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
4735 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
4737 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
4739 * config/i386/i386.c (ix86_target_string): Add -mfma.
4740 Fix a typo in comment.
4742 2010-03-22 Mike Stump <mikestump@comcast.net>
4745 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
4746 Don't overly align based upon packed packed fields.
4748 2010-03-22 Jason Merrill <jason@redhat.com>
4750 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
4751 Use () rather than [], and move before the element type.
4753 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4755 * doc/configfiles.texi (Configuration Files): Removed
4756 fixinc/Makefile*, intl/Makefile.*.
4757 * doc/makefile.texi: Fixed markup. Abstract from version
4758 control system used.
4759 (Makefile): Removed obsolete gcc/java/parse.y example.
4760 * doc/sourcebuild.texi: Likewise.
4761 (Top Level): Added config, gnattools, libdecnumber, libgcc,
4762 libgomp, libssp. Removed fastjar.
4763 (Miscellaneous Docs): Clarify location.
4764 Added COPYING3, COPYING3.LIB.
4765 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
4767 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4770 * config/i386/i386.c (x86_function_profiler)
4771 [!NO_PROFILE_COUNTERS]: Fix typo.
4772 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
4775 2010-03-22 Janis Johnson <janis187@us.ibm.com>
4776 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4778 * doc/sourcebuild.texi (Test Directives): Split into six
4779 subsections, with most of the current text in new subsections
4780 Directives, Selectors, and Final Actions.
4781 (Directives): Split list of test directives into multiple
4783 (Selectors): Describe use and syntax of selectors.
4784 (Effective-Target Keywords): Describe all existing keywords.
4785 (Add Options): Describe features for dg-add-options.
4786 (Require Support): Describe variants of dg-require-support.
4787 (Final Actions): Describe commands to use in dg-final.
4789 2010-03-22 Michael Matz <matz@suse.de>
4792 * recog.c (validate_replace_rtx_group): Replace also in
4793 REG_EQUAL and REG_EQUIV notes.
4795 2010-03-22 Richard Guenther <rguenther@suse.de>
4797 PR tree-optimization/43390
4798 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
4799 sure vector extracts are type correct.
4801 2010-03-22 Richard Guenther <rguenther@suse.de>
4804 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
4805 x * sqrt (x) even when optimizing for size if the target
4806 has native support for sqrt.
4808 2010-03-22 Jakub Jelinek <jakub@redhat.com>
4810 * varasm.c (make_decl_rtl_for_debug): Also clear
4811 flag_mudflap for the duration of make_decl_rtl call.
4814 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
4815 locs from preserved VALUEs.
4817 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4820 * pa.md (movmemsi): Set align to one if zero.
4821 (movmemdi): Likewise.
4823 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
4826 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
4827 with their corresponding prologue pushes.
4829 2010-03-20 Andrew Pinski <pinskia@gmail.com>
4832 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
4833 at the begining or end.
4834 (spu_expand_epilogue): Likewise.
4836 2010-03-20 Richard Guenther <rguenther@suse.de>
4838 PR rtl-optimization/43438
4839 * combine.c (make_extraction): Properly zero-/sign-extend an
4840 extraction of the low part of a CONST_INT. Also handle
4843 2010-03-19 Mike Stump <mikestump@comcast.net>
4845 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
4846 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
4847 (override_options): Use SUBTARGET32_DEFAULT_CPU.
4849 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4852 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
4855 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
4857 PR rtl-optimization/42258
4858 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
4859 use that may match DEF.
4862 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
4863 the cost of loading the constant rather than assuming
4865 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
4866 outer code is AND, do the same tests as the andsi3 expander and
4867 return COSTS_N_INSNS (1) if and is cheap.
4869 * optabs.c (avoid_expensive_constant): Fix formatting.
4871 2010-03-19 Michael Matz <matz@suse.de>
4874 * attribs.c (decl_attributes): When rebuilding a function pointer
4875 type use the same qualifiers as the original pointer type.
4877 2010-03-19 Martin Jambor <mjambor@suse.cz>
4879 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
4880 and is_gimple_ip_invariant_address.
4882 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4885 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4887 * config/arm/arm.c (arm_override_options): Turn off
4888 flag_dwarf2_cfi_asm for AAPCS variants.
4890 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4893 * config/arm/arm.c (emit_multi_reg_push): Update comments.
4894 Use PRE_MODIFY instead of PRE_DEC.
4895 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
4896 (vfp_emit_fstmd): Likewise.
4898 2010-03-19 Michael Matz <matz@suse.de>
4901 * builtins.c (expand_builtin_interclass_mathfn,
4902 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
4905 2010-03-19 Richard Guenther <rguenther@suse.de>
4907 PR tree-optimization/43415
4908 * tree-ssa-pre.c (phi_translate): Split out worker to ...
4909 (phi_translate_1): ... this.
4910 (phi_translate): Move all caching here. Cache all NARY
4911 and REFERENCE translations.
4913 2010-03-19 David S. Miller <davem@davemloft.net>
4915 With help from Eric Botcazou.
4916 * config/sparc/sparc.c: Include dwarf2out.h.
4917 (emit_pic_helper): Delete.
4918 (pic_helper_symbol_name): Delete.
4919 (pic_helper_emitted_p): Delete.
4920 (pic_helper_needed): New.
4921 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
4922 (get_pc_thunk_name): New.
4923 (load_pic_register): Remove 'delay_pic_helper' arg. Use
4924 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
4925 Set pic_helper_needed to true. Don't call emit_pic_helper.
4926 (sparc_expand_prologue): Update load_pic_register call.
4927 (sparc_output_mi_thunk): Likewise.
4928 (sparc_file_end): Emit a hidden comdat symbol for the PIC
4929 thunk if possible. Output CFI information as needed.
4931 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4932 Jack Howarth <howarth@bromo.med.uc.edu>
4935 * config/i386/i386.h: Fix ABI on darwin x86-32.
4937 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
4939 * tree.h: Declare make_decl_rtl_for_debug.
4940 * varasm.c (make_decl_rtl_for_debug): New.
4941 * dwarf2out.c (rtl_for_decl_location): Call it.
4942 * cfgexpand.c (expand_debug_expr): Call it.
4944 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4947 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
4951 * var-tracking.c (vt_init_cfa_base): Do nothing if
4952 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
4954 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
4957 * var-tracking.c (canonicalize_vars_star): New.
4958 (dataflow_post_merge_adjust): Use it.
4960 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4963 * var-tracking.c (non_suitable_const): New function.
4964 (add_uses): For DEBUG_INSNs with constants, don't record any
4965 value, instead just the constant value itself.
4966 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
4967 is not VAR_LOC_UNKNOWN_P, set var to the constant.
4968 (emit_notes_in_bb): Likewise.
4969 (emit_note_insn_var_location): For onepart variables if
4970 cur_loc is a VOIDmode constant, use DECL_MODE.
4972 2010-03-18 Martin Jambor <mjambor@suse.cz>
4975 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
4976 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
4977 all non-clones. Moved call redirection...
4978 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
4979 (cgraph_materialize_all_clones): Dispose of all
4980 combined_args_to_skip bitmaps.
4981 (verify_cgraph_node): Do not check for edges pointing to wrong
4982 nodes in inline clones.
4983 * tree-inline.c (copy_bb): Call
4984 cgraph_redirect_edge_call_stmt_to_callee.
4985 * ipa.c (cgraph_remove_unreachable_nodes): Call
4986 cgraph_node_remove_callees even when there are used clones.
4988 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4990 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
4992 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4995 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
4998 2010-03-18 Michael Matz <matz@suse.de>
5001 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
5002 into sqrt(x) if we need to preserve signed zeros.
5004 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
5005 Eric Botcazou <ebotcazou@adacore.com>
5007 PR rtl-optimization/43360
5008 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
5009 note if we don't know its invariant status.
5011 2010-03-18 Michael Matz <matz@suse.de>
5013 PR tree-optimization/43402
5014 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
5015 PHI chains of ssa names registered for update.
5017 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
5020 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
5021 non-offsettable and pre_modify update addressing.
5022 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
5023 and "2" alternatives "#".
5024 (*movdd_softfloat32): Make all alternatives "#";
5025 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
5026 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
5027 (*movdf_softfloat32): Make all alternatives "#";
5028 (movdi): Use the new DIFD mode iterator to create a common splitter
5029 for movdi, movdf and movdd patterns.
5031 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
5033 * common.opt (dumpdir): Remove redundant tab.
5035 2010-03-17 Martin Jambor <mjambor@suse.cz>
5037 PR tree-optimization/43347
5038 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
5039 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
5041 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
5043 PR rtl-optimization/42216
5044 * regrename.c (create_new_chain): New function, broken out from...
5045 (scan_rtx_reg): ... here. Call it. Handle the case where we are
5046 appending a use to an empty chain.
5047 (build_def_use): Remove previous changes that convert OP_INOUT to
5048 OP_OUT operands; instead detect the case where an OP_INOUT operand
5049 uses a previously untracked register and create an empty chain for it.
5051 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5053 * doc/extend.texi (Function Attributes): Rewrite unfinished
5054 sentence in ms_abi documentation.
5056 2010-03-17 Alan Modra <amodra@gmail.com>
5058 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
5059 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
5060 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
5061 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
5063 2010-03-16 Richard Henderson <rth@redhat.com>
5066 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
5067 (lower_try_finally): Save and restore eh_seq around the expansion
5070 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5072 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
5073 statements before splitting block.
5075 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5077 * doc/sourcebuild.texi (Testsuites): Fix markup.
5078 Use pathnames relative to gcc/testsuite.
5079 (Test Directives): Move description of how timeout is determined.
5080 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
5081 (C Tests): Correct gcc.misc-tests directory.
5082 Framework tests now live in gcc.test-framework.
5084 2010-03-16 Richard Guenther <rguenther@suse.de>
5087 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
5088 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
5090 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5091 Alexandre Oliva <aoliva@redhat.com>
5093 PR tree-optimization/42917
5094 * lambda-code.c (remove_iv): Skip debug statements.
5095 (lambda_loopnest_to_gcc_loopnest): Likewise.
5096 (not_interesting_stmt): Debug statements are not interesting.
5098 2010-03-16 Jakub Jelinek <jakub@redhat.com>
5102 * cselib.c (cselib_preserve_constants,
5103 cfa_base_preserved_val): New static variables.
5104 (preserve_only_constants): New function.
5105 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
5106 clear its REG_VALUES. If cselib_preserve_constants, don't
5107 empty the whole hash table, but preserve there VALUEs with constants,
5108 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
5109 (cselib_preserve_cfa_base_value): New function.
5110 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
5111 (cselib_init): Change argument to int bitfield. Set
5112 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
5114 (cselib_finish): Clear cselib_preserve_constants and
5115 cfa_base_preserved_val.
5116 * cselib.h (enum cselib_record_what): New enum.
5117 (cselib_init): Change argument to int.
5118 (cselib_preserve_cfa_base_value): New prototype.
5119 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
5120 * dse.c (dse_step1): Likewise.
5121 * cfgcleanup.c (thread_jump): Likewise.
5122 * sched-deps.c (sched_analyze): Likewise.
5123 * gcse.c (local_cprop_pass): Likewise.
5124 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
5125 If FN is non-NULL, call the callback always and whenever it returns
5126 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
5127 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
5128 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
5129 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
5130 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
5131 * var-tracking.c: Include recog.h.
5132 (bb_stack_adjust_offset): Remove.
5133 (vt_stack_adjustments): Don't call it, instead just gather the
5134 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
5135 (adjust_stack_reference): Remove.
5136 (compute_cfa_pointer): New function.
5137 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
5138 (struct adjust_mem_data): New type.
5139 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
5141 (get_address_mode): New function.
5142 (replace_expr_with_values): Use it.
5143 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
5144 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
5145 (adjust_sets): Remove.
5146 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
5147 Use get_address_mode.
5148 (get_adjusted_src): Remove.
5149 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
5150 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
5151 (add_with_sets): Don't call adjust_sets.
5152 (fp_setter, vt_init_cfa_base): New functions.
5153 (vt_initialize): Change return type to bool. Move most of pool etc.
5154 initialization to the beginning of the function from end. Pass
5155 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
5156 If !frame_pointer_needed, call vt_stack_adjustment before mos
5157 vector is filled, call vt_init_cfa_base if argp/framep has been
5158 eliminated to sp. If frame_pointer_needed and argp/framep has
5159 been eliminated to hard frame pointer, set
5160 hard_frame_pointer_adjustment and call vt_init_cfa_base after
5161 encountering fp setter in the prologue. For MO_ADJUST, call
5162 log_op_type before pusing the op into mos vector, not afterwards.
5163 Call adjust_insn before cselib_process_insn/add_with_sets,
5164 call cancel_changes (0) afterwards.
5165 (variable_tracking_main_1): Adjust for vt_initialize calling
5166 vt_stack_adjustments and returning whether it succeeded or not.
5168 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
5170 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
5173 2010-03-15 Jakub Jelinek <jakub@redhat.com>
5175 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
5177 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
5178 drap_reg has not been set.
5180 2010-03-15 Michael Matz <matz@suse.de>
5183 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
5184 use it to expand block copies.
5185 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
5186 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
5187 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
5189 2010-03-15 Richard Guenther <rguenther@suse.de>
5191 PR tree-optimization/43367
5192 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
5195 2010-03-15 Richard Guenther <rguenther@suse.de>
5197 PR tree-optimization/43317
5198 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
5200 2010-03-15 Martin Jambor <mjambor@suse.cz>
5202 PR tree-optimization/43141
5203 * tree-sra.c (create_abstract_origin): New function.
5204 (modify_function): Call create_abstract_origin.
5206 2010-03-15 Chris Demetriou <cgd@google.com>
5208 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
5211 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5214 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
5215 call insert_out_of_ssa_copy for default definitions.
5217 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5219 * graphite-clast-to-gimple.c (my_long_long): Defined.
5220 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
5221 * graphite-sese-to-poly.c (my_long_long): Defined.
5222 (scop_ivs_can_be_represented): Use it.
5224 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5226 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
5227 graphite-max-bbs-per-function, and loop-block-tile-size.
5228 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
5230 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
5232 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5234 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
5235 forward declaration.
5236 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
5237 (add_upper_bounds_from_estimated_nit): New.
5238 (build_loop_iteration_domains): Use it.
5240 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5242 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
5244 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5247 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
5248 should be an INTEGER_CST. Also handle CASE_CONVERT.
5250 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5252 * graphite.c (graphite_initialize): To bound the number of bbs per
5253 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
5254 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
5255 * doc/invoke.texi: Document it.
5257 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5259 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
5260 * graphite-sese-to-poly.h (build_poly_scop): Same.
5262 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5264 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
5265 the number of parameters in the scop. Use as an upper bound
5266 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
5267 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
5268 * doc/invoke.texi: Document it.
5270 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
5272 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
5273 * doc/c-tree.texi: Remove.
5274 * doc/generic.texi: Merge c-tree.texi here.
5275 * doc/gccint.texi (Trees): Remove menu entry.
5276 (c-tree.texi): Remove @include.
5277 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
5278 * doc/languages.texi (Reading RTL): Ditto.
5280 2010-03-12 Steve Ellcey <sje@cup.hp.com>
5283 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
5285 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5288 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
5289 code added to work around reload clobbering CONST insns.
5291 2010-03-12 Jakub Jelinek <jakub@redhat.com>
5293 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
5294 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
5295 (cselib_preserve_only_values): Remove retain argument, don't
5296 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
5297 * cselib.h (cselib_preserve_only_values): Remove retain argument.
5298 * var-tracking.c (micro_operation): Move insn field before union.
5299 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
5300 (struct variable_tracking_info_def): Remove n_mos field, change
5301 mos into a vector of micro_operations.
5302 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
5303 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
5304 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
5305 changing into a vector.
5306 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
5307 come before all other uops generated by add_stores.
5308 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
5310 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
5311 a vector. Run just one pass over the bbs instead of separate counting
5312 and computation phase.
5313 (vt_finalize): Free VTI (bb)->mos vector instead of array.
5316 * tree-inline.c (remap_decls): Put old_var rather than origin_var
5317 into *nonlocalized_list vector.
5318 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
5319 even if origin is non-NULL.
5320 (gen_variable_die): Likewise.
5321 (process_scope_var): Don't change origin.
5322 (gen_decl_die): Likewise.
5323 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
5324 before adding new edges instead of after it, fix moving over
5327 2010-03-11 David S. Miller <davem@davemloft.net>
5329 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
5331 * configure: Rebuild.
5333 2010-03-11 Martin Jambor <mjambor@suse.cz>
5335 PR tree-optimization/43257
5336 * tree.c (assign_assembler_name_if_neeeded): New function.
5337 (free_lang_data_in_cgraph): Assembler name assignment moved to the
5339 * tree.h (assign_assembler_name_if_neeeded): Declare.
5340 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
5341 the function if needed.
5343 2010-03-11 Chris Demetriou <cgd@google.com>
5345 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
5346 include/stdint-gcc.h, and include/stdint.h world-readable.
5348 2010-03-11 Richard Guenther <rguenther@suse.de>
5350 PR tree-optimization/43255
5351 * tree-vrp.c (process_assert_insertions_for): Do not insert
5352 asserts for trivial conditions.
5354 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5356 PR tree-optimization/43280
5357 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
5358 generation. Move calculation of size out of the if branch.
5359 (find_bswap): Modify compare number generation.
5361 2010-03-11 Richard Guenther <rguenther@suse.de>
5364 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
5365 (input_gimple_stmt): Fixup handled component types during
5366 operand read. Also fix up decls in ADDR_EXPRs.
5368 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
5370 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
5371 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
5373 2010-03-10 Jan Hubicka <jh@suse.cz>
5376 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
5377 * varasm.c (get_variable_section): Don't do that here...
5378 (make_decl_rtl): ... and here.
5379 (do_assemble_alias): Produce decl RTL.
5380 (assemble_alias): Likewise.
5382 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5385 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
5386 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
5388 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
5389 (based_loc_descr): Only express drap or vdrap regno based expressions
5390 using DW_OP_fbreg when not optimizing.
5391 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
5392 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
5393 REG_CFA_SET_VDRAP note.
5395 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
5397 PR tree-optimization/43236
5398 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
5399 error in calculation of base address in reverse iteration case.
5400 (generate_builtin): Take number of latch executions if the statement
5403 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
5406 * tree-eh.c: Include pointer-set.h.
5407 (lower_eh_dispatch): Filter out duplicate case labels and
5408 remove the unneeded edge when the label is unused. Return
5409 true when some edges are removed.
5410 (execute_lower_eh_dispatch): When any lowering resulted in
5411 removing an edge, also delete unreachable blocks.
5413 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5416 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
5417 UNSPEC_MACHOPIC_OFFSET.
5419 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
5422 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5423 (m68k_delegitimize_address): New function.
5425 2010-03-09 Jakub Jelinek <jakub@redhat.com>
5428 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
5431 * var-tracking.c (adjust_sets): New function.
5432 (count_with_sets, add_with_sets): Use it.
5433 (get_adjusted_src): New inline function.
5434 (add_stores): Use it.
5437 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
5438 call cselib_dummy_expand_value_rtx_cb instead of
5439 cselib_expand_value_rtx_cb.
5442 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
5443 * config/i386/i386.c: Include debug.h and dwarf2out.h.
5444 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
5445 and .cfi_endproc around the pic thunks.
5446 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
5447 all queued unwind info register saves are saved before the call.
5448 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
5449 considered as sp-=4 for unwind info and the pop as sp+=4 which
5450 also clobbers dest, but doesn't actually restore it.
5453 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
5454 RTX_FRAME_RELATED_P.
5456 2010-03-09 Jie Zhang <jie@codesourcery.com>
5458 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
5459 whitespaces in output template.
5461 2010-03-09 Jie Zhang <jie@codesourcery.com>
5463 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
5466 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5468 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
5469 builtins.exp in a separate job.
5471 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5473 * graphite-sese-to-poly.c (add_param_constraints): Use
5474 lower_bound_in_type and upper_bound_in_type.
5476 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5478 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
5479 instead of unsigned_type_node.
5481 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5482 Reza Yazdani <reza.yazdani@amd.com>
5485 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
5486 on pointer type parameters.
5488 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5492 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
5493 handle conversions from pointer to integers.
5494 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
5495 induction variable, to be able to work with code generated by CLooG.
5496 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
5497 (build_poly_scop): Bail out if we cannot codegen a loop.
5499 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5501 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
5502 code generation with gloog_error.
5504 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5506 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
5507 Call fold_convert on all the returned values.
5508 (expand_scalar_variables_expr): Pass to
5509 expand_scalar_variables_ssa_name the type of the resulting expression.
5511 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5513 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
5514 ppl_min_for_le_pointset.
5515 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
5516 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
5518 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5520 * graphite-dependences.c (map_into_dep_poly): Removed.
5521 (dependence_polyhedron_1): Use combine_context_id_scat.
5523 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5525 * graphite-poly.h (struct poly_scattering): Add layout documentation.
5526 (struct poly_bb): Same.
5527 (combine_context_id_scat): New.
5529 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5532 * sese.c (name_defined_in_loop_p): Return false for default
5535 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5537 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
5538 and clean up the logic.
5540 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5542 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
5545 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5547 * var-tracking.c (remove_cselib_value_chains): Define only for
5549 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
5550 delete_slot_part, emit_notes_for_differences_1): Don't call
5551 remove_cselib_value_chains here.
5552 (set_slot_part, emit_notes_for_differences_2): Don't call
5553 add_cselib_value_chains here.
5554 (preserved_values): New vector.
5555 (preserve_value): New function.
5556 (add_uses, add_stores, vt_add_function_parameters): Use it
5557 instead of cselib_preserve_value.
5558 (changed_values_stack): New vector.
5559 (check_changed_vars_0): New function.
5560 (check_changed_vars_1, check_changed_vars_2): Use it.
5561 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
5562 changed_values_stack VALUEs.
5563 (vt_emit_notes): For all preserved_values call
5564 add_cselib_value_chains. If ENABLE_CHECKING call
5565 remove_cselib_value_chains before verifying value_chains is empty.
5566 Initialize and free changed_values_stack.
5567 (vt_initialize): Initialize preserved_values.
5568 (vt_finalize): Free preserved_values.
5570 2010-03-08 Richard Guenther <rguenther@suse.de>
5572 PR tree-optimization/43269
5573 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
5576 2010-03-08 Martin Jambor <mjambor@suse.cz>
5578 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
5579 (ipa_is_param_called): Removed.
5580 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
5581 (ipa_print_node_params): Do not print the called flag.
5582 (ipa_write_node_info): Do not stream the called flag.
5583 (ipa_read_node_info): Likewise.
5585 2010-03-07 Jakub Jelinek <jakub@redhat.com>
5588 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
5589 * cselib.c (struct expand_value_data): Add dummy field.
5590 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
5592 (cselib_dummy_expand_value_rtx_cb): New function.
5593 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
5595 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
5596 * var-tracking.c: Include pointer-set.h.
5597 (variable): Change n_var_parts to char from int. Add
5598 cur_loc_changed and in_changed_variables fields.
5599 (variable_canonicalize): Remove.
5600 (shared_var_p): New inline function.
5601 (unshare_variable): Maintain cur_loc_changed and
5602 in_changed_variables fields. If var was in changed_variables,
5603 replace it there with new_var. Just copy cur_loc instead of
5604 resetting it to something else.
5605 (variable_union): Don't recompute cur_loc. Use shared_var_p.
5606 (dataflow_set_union): Don't call variable_canonicalize.
5607 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
5608 of their DEBUG_EXPR_TREE_DECLs.
5609 (canonicalize_loc_order_check): Verify that cur_loc is NULL
5610 and in_changed_variables and cur_loc_changed is false.
5611 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
5612 and cur_loc_changed. Don't update cur_loc here.
5613 (variable_merge_over_src): Don't call variable_canonicalize.
5614 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
5615 removing loc that is equal to cur_loc, clear cur_loc,
5616 set cur_loc_changed and ensure variable_was_changed is called.
5617 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
5618 compare pointers in cur_loc check, if it is equal to loc,
5619 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
5620 (variable_different_p): Remove compare_current_location argument,
5621 don't compare cur_loc.
5622 (dataflow_set_different_1): Adjust variable_different_p caller.
5623 (variable_was_changed): If dv had some var in changed_variables
5624 already, reset in_changed_variables flag for it and propagate
5625 cur_loc_changed over to the new variable. On empty var
5626 always set cur_loc_changed. Set in_changed_variables on whatever
5627 var is added to changed_variables.
5628 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
5629 Use shared_var_p. When removing loc that is equal to cur_loc,
5630 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
5631 end, don't set it to something else, just call variable_was_changed.
5632 (delete_slot_part): Use shared_var_p. When cur_loc equals to
5633 loc being removed, clear cur_loc and set cur_loc_changed.
5634 Set cur_loc_changed if all locations have been removed.
5635 (struct expand_loc_callback_data): New type.
5636 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
5637 allocated. Always create SUBREGs if simplify_subreg failed.
5638 Prefer to use cur_loc, when that fails and still in
5639 changed_variables (and seen first time) recompute it. Set
5640 cur_loc_changed of variables which had to change cur_loc and
5641 compute elcd->cur_loc_changed if any of the subexpressions used
5642 had to change cur_loc.
5643 (vt_expand_loc): Adjust to pass arguments in
5644 expand_loc_callback_data structure.
5645 (vt_expand_loc_dummy): New function.
5646 (emitted_notes): New variable.
5647 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
5648 that weren't used for any other decl in current
5649 emit_notes_for_changes call call vt_expand_loc_dummy to update
5650 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
5651 first loc_chain location if NULL before. Always use just
5652 cur_loc instead of first loc_chain location. When cur_loc_changed
5653 is false, when not --enable-checking=rtl just don't emit any note.
5654 When rtl checking, compute the note and assert it is the same
5655 as previous note. Clear cur_loc_changed and in_changed_variables
5656 at the end before removing from changed_variables.
5657 (check_changed_vars_3): New function.
5658 (emit_notes_for_changes): Traverse changed_vars to call
5659 check_changed_vars_3 on each changed var.
5660 (emit_notes_for_differences_1): Clear cur_loc_changed and
5661 in_changed_variables. Recompute cur_loc of new_var.
5662 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
5663 (vt_emit_notes): Initialize and destroy emitted_notes.
5665 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
5667 PR rtl-optimization/42220
5668 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
5669 Use verify_reg_tracked to determine if we should use OP_OUT rather
5671 (build_def_use): If we see an in-out operand for a register that we
5672 know nothing about, treat is an output if possible, fail the block if
5675 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5678 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
5681 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5684 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
5685 uses of relevant DEFs that are dead outside the loop too.
5687 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5689 * var-tracking.c (dataflow_set_merge): Swap src and src2.
5691 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5693 * var-tracking.c (values_to_unmark): New variable.
5694 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5695 values_to_unmark vector. Moved body to...
5696 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5697 instead queue it into values_to_unmark vector.
5698 (vt_find_locations): Free values_to_unmark vector.
5700 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
5702 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
5703 (site.exp): Export them when plugins are enabled.
5705 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
5708 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
5710 (chrec_fold_multiply): Same.
5712 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5715 * c-decl.c (build_compound_literal): Return early if init is
5718 2010-03-04 Martin Jambor <mjambor@suse.cz>
5720 PR tree-optimization/43164
5721 PR tree-optimization/43191
5722 * tree-sra.c (type_consists_of_records_p): Reject records with
5723 zero-size bit-fields at the end.
5725 2010-03-04 Mike Stump <mikestump@comcast.net>
5727 * Makefile.in (TAGS): Remove *.y.
5729 2010-03-04 Richard Guenther <rguenther@suse.de>
5731 PR tree-optimization/40761
5732 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
5734 (my_rev_post_order_compute): New function.
5735 (init_pre): Call it.
5737 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
5740 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
5741 decrease the cost of an IV candidate when the cost is infinite.
5743 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5745 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
5746 Use '3DNow!' for the extension of that name, ensure normal space
5748 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
5750 2010-03-03 Jeff Law <law@redhat.com>
5752 * PR middle-end/32693
5753 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
5754 than gen_rtx_SUBREG.
5755 (extract_bit_field_1): Likewise.
5757 2010-03-03 Janis Johnson <janis187@us.ibm.com>
5759 * doc/sourcebuild.texi (Test directives): Document that arguments
5760 include-opts and exclude-opts are now optional for dg-skip-if,
5761 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
5763 2010-03-03 Jason Merrill <jason@redhat.com>
5766 * cgraph.h (varpool_node): Add extra_name field.
5767 * varpool.c (varpool_extra_name_alias): New.
5768 (varpool_assemble_decl): Emit extra name aliases.
5769 (varpool_mark_needed_node): Look past an extra name alias.
5770 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
5771 * lto-streamer-in.c (lto_input_tree): Read it.
5772 * lto-streamer-out.c (output_unreferenced_globals): Write it.
5774 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
5776 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
5777 (sparc*-*-solaris2*): ...this.
5779 2010-03-03 Jakub Jelinek <jakub@redhat.com>
5782 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
5783 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
5784 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
5785 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
5788 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
5789 fallthrough to default handling, just with want_address 0 instead of 2.
5790 For single element lists, add_AT_loc directly, otherwise create an
5791 artificial variable DIE and stick location list to it.
5794 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
5795 (VAL_EXPR_HAS_REVERSE): Define.
5796 (reverse_op): New function.
5797 (add_stores): For reversible operations add an extra MO_VAL_USE.
5799 2010-03-02 Jason Merrill <jason@redhat.com>
5801 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
5803 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
5805 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
5806 (sparc64-*-linux*): Likewise.
5807 (sparc64-*-solaris2*): Include assembler files before linker ones.
5808 (sparc-*-solaris2*): Simplify and reorder to match previous case.
5809 * config/sparc/gas.h: Delete.
5810 * config/sparc/sol2-64.h: Add copyright notice.
5811 * config/sparc/sol2-gas-bi.h: Likewise.
5812 * config/sparc/sol2-gld.h: Likewise.
5813 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
5814 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
5815 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
5816 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
5817 (sparc_elf_asm_named_section): Rename into...
5818 (sparc_solaris_elf_asm_named_section): ...this. Always define.
5820 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
5822 * config/alpha/alpha.c (override_options): Fix -mtune error message.
5824 2010-03-02 Jeff Law <law@redhat.com>
5827 * reload1.c (rtx_p, substitute_stack): Declare.
5828 (substitute): Record addresses of changed rtxs.
5829 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
5830 Restore the original rtx when complete.
5831 (reload): Free subsitute_stack when complete.
5833 2010-03-02 Janis Johnson <janis187@us.ibm.com>
5835 * doc/gccint.texi (menu): Add Testsuites as a chapter.
5836 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
5838 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
5839 LTO Testing, gcov Testing, profopt Testing, compat Testing,
5840 Torture Tests): Change from subsection to section.
5842 2010-03-02 Jakub Jelinek <jakub@redhat.com>
5843 Steven Bosscher <steven@gcc.gnu.org>
5845 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
5848 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
5851 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
5852 the assignment from the new induction variable to the assignment
5853 of the value from the original loop PHI function.
5855 2010-03-01 Janis Johnson <janis187@us.ibm.com>
5856 Daniel Jacobowitz <dan@codesourcery.com>
5858 * doc/sourcebuild.texi (Test directives): Clarify options to
5861 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5863 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
5864 Disable cfi directives unless GCC and gas agree on using read-only
5865 .eh_frame sections for 64-bit.
5866 * configure: Regenerate.
5868 2010-03-01 Richard Guenther <rguenther@suse.de>
5870 PR tree-optimization/43220
5871 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
5872 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
5874 2010-03-01 Richard Guenther <rguenther@suse.de>
5875 Martin Jambor <mjambor@suse.cz>
5878 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
5879 gimplified parameters.
5881 2010-03-01 Christian Bruel <christian.bruel@st.com>
5883 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
5885 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
5887 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
5889 2010-03-01 Richard Guenther <rguenther@suse.de>
5892 * expr.c (expand_assignment): Use the alias-oracle to tell
5893 if the rhs aliases the result decl.
5895 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5898 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
5899 to sol_gt_pch_get_address.
5900 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
5901 64-bit, SPARC and x86.
5902 (sol_gt_pch_get_address): New function.
5904 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
5906 * toplev.h (inform_n, error_n): Declare.
5907 * diagnostic.c (inform_n, error_n): New function.
5909 2010-03-01 Jakub Jelinek <jakub@redhat.com>
5911 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
5912 has no rtl yet when processing local_decls, queue it and recheck
5913 if deferred stack allocation hasn't assigned it rtl.
5915 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5917 * config/sh/sh.c (unspec_bbr_uid): New.
5918 (gen_block_redirect): Use it instead of INSN_UID.
5919 (gen_far_branch): Likewise.
5921 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
5923 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
5924 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
5926 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5928 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
5929 (Warning Options): -Wno-conversion-null is valid for
5930 Objective-C++ as well.
5931 * doc/tm.texi (Named Address Spaces): Likewise.
5932 * doc/plugins.texi (Plugins): Replace TABs with spaces.
5933 * doc/tree-ssa.texi (Tree SSA): Likewise.
5935 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5938 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
5939 by default. Don't set the default arch for
5940 i[34567]86-*-darwin*|x86_64-*-darwin*.
5942 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5945 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
5946 default. Set the default 32bit/64bit archs with $with_arch
5947 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
5949 2010-02-27 Richard Guenther <rguenther@suse.de>
5951 PR tree-optimization/43186
5952 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
5953 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
5954 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
5955 unroller iterations.
5957 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5959 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
5960 required and i[34567]86-*-* targets don't support 64bit ISA.
5962 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
5965 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5968 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5970 * config.gcc: Set the default arch at least to Prescott for
5971 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
5972 if SSE math is enabled.
5974 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5976 * diagnostic.c (diagnostic_initialize): Update.
5977 (diagnostic_report_diagnostic): Test inhibit_notes_p for
5979 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
5980 (diagnostic_inhibit_notes): New.
5981 * toplev.c (process_options): inhibit notes with -fcompare-debug.
5983 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5986 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
5987 * doc/standards.texi: Likewise.
5988 * doc/extend.texi: Likewise.
5989 * doc/trouble.texi: Likewise.
5990 * doc/cppopts.texi: Likewise.
5991 * doc/install.texi: Likewise.
5992 * c.opt (std=c90,std=gnu90): New options.
5993 * c-opts.c (c_common_handle_option): Handle them.
5995 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5998 * c-decl.c (undeclared_variable): Use an informative note.
6000 2010-02-26 Richard Guenther <rguenther@suse.de>
6002 PR tree-optimization/43186
6003 * gimple.h (gimple_fold): Remove.
6004 * gimple.c (gimple_fold): Remove. Inline into single user ...
6005 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
6006 Try harder for conditions.
6008 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6011 * function.c (used_types_insert): Don't skip through named pointer
6012 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
6013 and it is different from the main variant's type.
6015 2010-02-26 Nick Clifton <nickc@redhat.com>
6017 * config/rx/rx.md (sminsi3): Remove bogus alternative.
6019 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6021 * config.gcc: Support --with-fpmath=sse for x86.
6023 * config/i386/ssemath.h: New.
6025 * doc/install.texi (--with-fpmath=sse): Documented.
6027 2010-02-26 Richard Guenther <rguenther@suse.de>
6029 PR tree-optimization/43188
6030 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
6031 vector types of over-aligned element type.
6033 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
6036 * config/i386/i386.c (expand_vec_perm_blend): Use correct
6037 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
6039 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
6041 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
6043 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6045 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
6046 * var-tracking.c: Include diagnostic.h.
6047 (debug_dv): New function.
6048 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
6051 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
6052 (add_value_chain, add_value_chains, remove_value_chain,
6053 remove_value_chains): Handle DEBUG_EXPRs.
6054 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
6057 * regcprop.c (struct queued_debug_insn_change): New type.
6058 (struct value_data_entry): Add debug_insn_changes field.
6059 (struct value_data): Add n_debug_insn_changes field.
6060 (debug_insn_changes_pool): New variable.
6061 (free_debug_insn_changes, apply_debug_insn_changes,
6062 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
6063 (kill_value_one_regno): Call free_debug_insn_changes if needed.
6064 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
6066 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
6068 (copyprop_hardreg_forward_1): Don't call apply_change_group for
6069 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
6070 changes, call cprop_find_used_regs via note_stores.
6071 (copyprop_hardreg_forward): When copying vd from predecessor
6072 which has any queued DEBUG_INSN changes, make sure the pointers are
6073 cleared. At the end call df_analyze and then if there are any
6074 DEBUG_INSN changes queued at the end of some basic block for still
6075 live registers, apply them.
6076 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
6078 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
6080 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
6083 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
6085 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
6086 targets. Set the default with_cpu/with_arch from arch/cpu.
6087 Allow x86-64 and native for with_cpu/with_arch.
6089 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
6091 * ebitmap.c: Change calls to verify_popcount with calls to
6092 sbitmap_verify_popcount.
6093 (ebitmap_clear_bit): Fixed map->cacheindex test and
6094 map>cache update when bit clearing results in an empty
6097 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6100 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
6101 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
6102 and support both V2DF and V2DI modes.
6103 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
6104 support both V2DF and V2DI modes.
6105 (general): Delete trailing whitespace from a few patterns.
6107 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6108 V2DF/V2DI interleave high/low builtins.
6110 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
6113 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
6114 interleave high/low functions.
6116 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
6118 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
6119 #pragma extern_prefix.
6121 2010-02-25 Jakub Jelinek <jakub@redhat.com>
6124 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
6125 BLKmode, assert op0 is a MEM and just adjust its mode.
6128 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
6129 if bitpos isn't multiple of mode's bitsize.
6131 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6133 * c.opt (-ftemplate-depth=): New.
6134 (-ftemplate-depth-): Deprecate.
6135 * optc-gen.awk: Handle -ftemplate-depth=.
6136 * opth-gen.awk: Likewise.
6137 * c-opts.c (c_common_handle_option): Likewise.
6138 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
6140 2010-02-24 Jason Merrill <jason@redhat.com>
6142 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
6144 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6146 * cfg.c (alloc_aux_for_block): Remove inline.
6147 (alloc_aux_for_edge): Likewise.
6149 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6151 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
6153 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6155 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
6156 * config/i386/sol2-gas.h: New file.
6157 * config.gcc (i[34567]86-*-solaris2*): Use it.
6159 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6162 * c-typeck.c (ep_convert_and_check): New.
6163 (build_conditional_expr): Use it.
6164 (build_binary_op): Likewise.
6166 2010-02-24 Jakub Jelinek <jakub@redhat.com>
6168 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
6171 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
6172 bounds even for -O+.
6173 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
6174 expr needs to have DECL_NAME set.
6176 2010-02-24 Nick Clifton <nickc@redhat.com>
6178 * config/mep/mep.c: Include gimple.h.
6179 (mep_function_uses_sp): Delete unused function.
6180 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
6181 parameters. Use unsigned integers to count args. Return a
6182 NULL_RTX instead of an error_mark_node. Toidy up formatting.
6184 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6187 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
6188 greater or equal to nelt instead of 2 * nelt.
6189 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
6192 2010-02-23 Jason Merrill <jason@redhat.com>
6195 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
6196 in cfun->local_decls even if they have register types.
6199 * stor-layout.c (place_field): Don't warn about unnecessary
6200 DECL_PACKED if the type is packed.
6202 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6205 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
6206 GOTOFF relocs, even when the base reg isn't pic pointer.
6208 2010-02-23 Michael Matz <matz@suse.de>
6211 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
6212 (expand_gimple_basic_block): Generate and use debug temps if there
6213 are debug uses left after the last real use of TERed ssa names.
6214 Unlink debug immediate uses when they are expanded.
6216 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
6219 * config/i386/i386.c (override_options): Reorganise to provide
6220 better error messages.
6222 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6225 * graphite-scop-detection.c (create_single_exit_edge): Move
6226 the call to find_single_exit_edge to....
6227 (create_sese_edges): ...here. Don't handle multiple edges
6228 exiting the function.
6229 (build_graphite_scops): Don't handle multiple edges
6230 exiting the function.
6232 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6235 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
6236 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
6238 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6241 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
6243 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
6246 * c-typeck.c (convert_arguments): Print declaration location.
6247 * c-common.c (validate_nargs): Rename as
6248 builtin_function_validate_nargs.
6249 (check_builtin_function_arguments): Update.
6251 2010-02-22 Richard Guenther <rguenther@suse.de>
6254 * tree-inline.c (declare_return_variable): Use the type of
6255 the call stmt lhs if available.
6257 2010-02-22 Duncan Sands <baldrick@free.fr>
6259 * passes.c (register_pass): Always consider all pass lists when
6260 ref_pass_instance_number is zero.
6262 2010-02-22 Richard Guenther <rguenther@suse.de>
6264 PR tree-optimization/42749
6265 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
6266 parameter. Do arithmetic in the original type.
6267 (update_accumulator_with_ops): Likewise.
6268 (adjust_accumulator_values): Adjust.
6270 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6272 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
6273 (QI to BLKmode splitter): New splitter.
6275 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
6277 * config/i386/i386.c (initial_ix86_tune_features): Turn on
6278 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
6280 2010-02-22 Richard Guenther <rguenther@suse.de>
6282 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
6284 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
6286 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
6287 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
6288 ($(T)crti.o, $(T)crtn.o): Remove rules.
6290 2010-02-21 Tobias Burnus <burnus@net-b.de>
6293 * doc/invoke.texi (-fassociative-math): Document that this
6294 option is automatically enabled for Fortran.
6296 2010-02-20 David S. Miller <davem@davemloft.net>
6298 * configure.ac: Test if linker and assembler properly support
6299 GOTDATA_OP relocations.
6300 * configure: Rebuild.
6301 * config.in: Likewise.
6302 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
6303 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
6304 (movsi_high_pic): Likewise.
6305 (movdi_lo_sum_pic): Likewise.
6306 (movdi_high_pic): Likewise.
6307 (movsi_pic_gotdata_op): New pattern.
6308 (movdi_pic_gotdata_op): Likewise.
6309 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
6310 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
6312 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
6315 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
6316 attribute to ssemul.
6317 (xop_mulv2div2di3_high): Ditto.
6319 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6322 * c.opt (Wconversion-null): New option.
6323 * doc/invoke.texi (Wconversion-null): Document.
6325 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6327 * common.opt (Wlarger-than-): Add Undocumented.
6329 2010-02-19 Mike Stump <mikestump@comcast.net>
6331 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
6333 2010-02-19 Jason Merrill <jason@redhat.com>
6336 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
6337 * configure: Likewise.
6339 2010-02-20 Alan Modra <amodra@gmail.com>
6342 * cgraph.h (cgraph_make_decl_local): Declare.
6343 * cgraph.c (cgraph_make_decl_local): New function.
6344 (cgraph_make_node_local): Use it.
6345 * cgraphunit.c (cgraph_function_versioning): Likewise.
6346 * ipa.c (function_and_variable_visibility): Likewise.
6348 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6351 * except.c (sjlj_emit_function_enter): Don't call
6352 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
6354 * rtl.h (add_reg_br_prob_note): Remove prototype.
6356 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6359 * c-common.c (conversion_warning): Remove widening conversions
6360 before checking the conversion of integers to reals.
6362 2010-02-19 Mike Stump <mikestump@comcast.net>
6365 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
6368 * cgraphunit.c (process_function_and_variable_attributes): Check
6369 DECL_PRESERVE_P instead of looking up attribute "used".
6370 * ipa-pure-const.c (check_decl): Likewise.
6371 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
6372 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
6373 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
6374 instead of attribute "used".
6375 * config/sol2-c.c (solaris_pragma_init): Likewise.
6376 (solaris_pragma_fini): Likewise.
6378 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6380 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
6381 Use XCNEW instead of xcalloc.
6382 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
6383 XNEW instead of xmalloc.
6384 (get_fields): Use XNEWVEC instead of xmalloc.
6387 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
6388 populate vars array.
6389 (create_new_general_access): For debug stmts just reset value.
6390 (get_stmt_accesses): For accesses within debug stmts just record them
6391 using add_access_to_acc_sites instead of preventing the peeling or
6392 counting them as accesses.
6395 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
6397 2010-02-19 Richard Guenther <rguenther@suse.de>
6399 PR tree-optimization/42916
6400 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
6403 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
6405 * configure.ac: Replace all uses of changequote in macro arguments
6406 with proper quoting.
6408 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6411 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
6413 2010-02-19 Richard Guenther <rguenther@suse.de>
6415 PR tree-optimization/42944
6416 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
6417 test for aliasing with errno.
6419 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6422 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
6423 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
6424 * dojump.c: Include output.h.
6425 (inv): New inline function.
6426 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
6427 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
6428 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
6429 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
6430 argument, pass it down to other calls.
6431 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
6432 add REG_BR_PROB note to the conditional jump.
6433 * cfgexpand.c (add_reg_br_prob_note): Removed.
6434 (expand_gimple_cond): Don't call it, add the probability
6435 as last argument to jumpif_1/jumpifnot_1.
6436 * Makefile.in (dojump.o): Depend on output.h.
6437 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
6439 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
6440 * stmt.c (do_jump_if_equal): Likewise.
6441 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
6442 * loop-unswitch.c (compare_and_jump_seq): Likewise.
6443 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
6445 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
6446 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
6447 jumpifnot_1 callers.
6448 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
6450 (store_expr): Adjust jumpifnot caller.
6451 (store_constructor): Adjust jumpif caller.
6454 * gimplify.c (gimple_boolify): For __builtin_expect call
6455 gimple_boolify also on its first argument.
6457 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
6459 * configure.ac (gnu-unique-object): Wrap regexps using [] in
6461 (__stack_chk_fail): Ditto. Remove quadrigraphs.
6462 * configure: Regenerated.
6464 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6466 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
6467 lang_hooks.types_compatible_p instead of comptypes.
6469 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
6471 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
6472 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
6473 if __prefer_thumb__ is defined.
6475 2010-02-18 Martin Jambor <mjambor@suse.cz>
6477 PR tree-optimization/43066
6478 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
6479 array with zero-sized element type.
6481 2010-02-18 Jakub Jelinek <jakub@redhat.com>
6483 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
6484 rtx, allocate struct var_loc_node here and return it to the
6485 caller, and only if it is actually needed.
6486 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
6487 move it earlier and return immediately if it returns NULL.
6489 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
6491 * config/sparc/gas.h: New file. Restore
6492 TARGET_ASM_NAMED_SECTION to its ELF default.
6493 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
6495 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6496 Likewise. Add ATTRIBUTE_UNUSED to prototype.
6497 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
6498 after sparc/sysv4.h.
6500 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
6502 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
6504 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
6506 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
6507 patterns from predicated pattern.
6509 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
6512 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
6513 for insn mnemonic suffix.
6515 2010-02-17 Richard Guenther <rguenther@suse.de>
6517 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
6520 2010-02-17 Jakub Jelinek <jakub@redhat.com>
6523 * caller-save.c (save_call_clobbered_regs): If BB ends with
6524 a DEBUG_INSN, move any notes in between last real insn and the last
6525 DEBUG_INSN after the last DEBUG_INSN.
6527 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
6529 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
6530 Fix return type. Fix argument type. Explain meaning of return value.
6532 2010-02-16 Richard Guenther <rguenther@suse.de>
6534 PR tree-optimization/41043
6535 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
6536 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
6538 (vrp_visit_phi_node): ... but only for loop PHI nodes.
6540 2010-02-16 Ira Rosen <irar@il.ibm.com>
6542 PR tree-optimization/43074
6543 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
6544 * tree-vect-loop.c (vect_analyze_loop_operations): Add
6545 vectorizable cycles in hybrid SLP check.
6546 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
6548 2010-02-16 Richard Guenther <rguenther@suse.de>
6550 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
6551 (true_dependence): If memrefs_conflict_p computes must-alias
6552 trust it. Move TBAA check after offset-based disambiguation.
6553 (canon_true_dependence): Likewise.
6555 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
6557 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
6558 * doc/invoke.texi: Document it.
6559 * var-tracking.c: Include toplev.h and params.h.
6560 (vt_find_locations): Return bool indicating success. Compute
6561 hash sizes unconditionally. Check new parameter, report.
6562 (variable_tracking_main_1): Check vt_find_locations results and
6563 retry. Renamed from...
6564 (variable_tracking_main): ... this. New wrapper to preserve
6565 flag_var_tracking_assignments.
6566 * Makefile.in (var-tracking.o): Adjust dependencies.
6568 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
6569 Jakub Jelinek <jakub@redhat.com>
6572 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
6573 if weak_import attribute is present.
6574 * config/darwin.c (machopic_select_section): Likewise.
6576 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
6578 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
6579 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
6580 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
6581 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
6583 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
6586 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
6589 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
6590 Rewrite text to refer to the names.
6592 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
6594 * config/i386/i386-builtin-types.def
6595 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
6596 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
6597 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
6598 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
6599 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
6600 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
6601 IX86_BUILTIN_VPERMIL2PS256.
6602 (MULTI_ARG_4_DF2_DI_I): Defined.
6603 (MULTI_ARG_4_DF2_DI_I1): Defined.
6604 (MULTI_ARG_4_SF2_SI_I): Defined.
6605 (MULTI_ARG_4_SF2_SI_I1): Defined.
6606 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
6607 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
6608 __builtin_ia32_vpermil2ps256.
6609 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6610 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6611 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
6612 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6613 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6614 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
6615 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
6616 CODE_FOR_xop_vpermil2v8sf3.
6617 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
6618 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
6619 * config/i386/xopintrin.h (_mm_permute2_pd): New.
6620 (_mm256_permute2_pd): New.
6621 (_mm_permute2_ps): New.
6622 (_mm256_permute2_ps): New.
6624 2010-02-15 Nick Clifton <nickc@redhat.com>
6626 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
6627 boolean parameters. Use emit_jump_insn when emitting a pop
6628 instruction containing a return insn.
6629 (push): Use 'true' rather than '1' as second parameter to F.
6630 (h8300_expand_prologue): Likewise.
6631 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
6632 (h8300_expand_epilogue): Likewise.
6634 2010-02-15 Richard Guenther <rguenther@suse.de>
6637 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
6640 2010-02-15 Nick Clifton <nickc@redhat.com>
6642 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
6645 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
6647 * intl.c (fake_ngettext): New function.
6648 * intl.h (fake_ngettext): Declare.
6649 (ngettext): Define macro.
6650 * collect2.c (notice_translated): New function.
6651 (main): Use notice_translated and ngettext.
6652 * collect2.h (notice_translated): Declare.
6654 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
6656 * reorg.c (delete_computation): Comment fixes.
6657 * caller-save.c (setup_save_areas): Idem.
6658 * sel-sched-dump.c (dump_lv_set): Idem.
6661 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6663 * config/s390/s390.c (s390_sched_init): New function.
6664 (TARGET_SCHED_INIT): Target hook defined.
6666 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
6667 Jack Howarth <howarth@bromo.med.uc.edu>
6668 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6671 Partial revert of unintended change in fix for PR41605.
6672 * config/darwin.h: Fix typo.
6673 * config/darwin9.h: Same.
6675 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6677 * c-pch.c (pch_init): Clear v.
6679 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6682 * graphite-scop-detection.c (graphite_can_represent_scev): Call
6683 graphite_can_represent_init for MULT_EXPR.
6685 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6689 * graphite-sese-to-poly.c (remove_phi): New.
6690 (translate_scalar_reduction_to_array): Call remove_phi.
6692 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6695 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
6696 * graphite-clast-to-gimple.h (gloog): Update declaration.
6697 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
6698 * graphite-poly.h (struct poly_bb): Add missing comments.
6699 (struct scop): Add poly_scop_p field.
6701 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
6702 * graphite.c (graphite_transform_loops): Build the polyhedral
6703 representation for each scop before code generation.
6704 * sese.c (rename_variables_in_operand): Removed.
6705 (rename_variables_in_expr): Return the renamed expression.
6706 (rename_sese_parameters): New.
6707 * sese.h (rename_sese_parameters): Declared.
6709 2010-02-11 Richard Guenther <rguenther@suse.de>
6711 PR tree-optimization/42998
6712 * tree-ssa-pre.c (create_expression_by_pieces): Treat
6713 POINTER_PLUS_EXPR properly.
6715 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6716 Changpeng Fang <changpeng.fang@amd.com>
6719 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
6720 the cost of an IV candidate when the IV is used in a test against zero.
6722 * gcc.dg/tree-ssa/ivopts-3.c: New.
6724 2010-02-11 Richard Guenther <rguenther@suse.de>
6727 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
6728 pointer-vs-decl case by swapping refs. Handle some cases
6729 of pointer-vs-decl disambiguations more conservatively.
6730 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
6731 to false after expanding.
6733 2010-02-11 Richard Guenther <rguenther@suse.de>
6736 * gcc.c (process_command): Handle LTO file@offset case more
6739 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6741 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
6742 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
6744 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
6746 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
6747 if MEM's mode size isn't DWARF2_ADDR_SIZE.
6748 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
6749 Optimize eq/ne comparisons when both arguments are known to be
6751 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
6752 Don't mask operands unnecessarily if they are known to be already
6755 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
6757 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
6760 2010-02-10 Richard Guenther <rguenther@suse.de>
6762 PR tree-optimization/43017
6763 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
6764 for wrapping signed arithmetic.
6766 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6769 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
6770 if no debug info should be emitted for it.
6772 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
6774 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
6775 note when flag_exceptions is set.
6777 2010-02-10 Duncan Sands <baldrick@free.fr>
6779 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
6781 2010-02-10 Richard Guenther <rguenther@suse.de>
6784 * tree.c (get_unwidened): Handle constants.
6785 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
6787 2010-02-10 Martin Jambor <mjambor@suse.cz>
6790 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
6791 check for variable argument counts independently.
6793 2010-02-10 Christian Bruel <christian.bruel@st.com>
6796 * config/sh/sh.c (find_barrier): Increase length for non delayed
6797 conditional branches.
6799 2010-02-10 Christian Bruel <christian.bruel@st.com>
6801 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
6803 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6805 * builtins.c (set_builtin_user_assembler_name): Also handle
6806 ffs if int is smaller than word.
6808 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
6811 * ira-conflicts.c (get_dup): Remove.
6812 (process_reg_shuffles): Add new parameter. Use it as an
6813 additional guard for copy generation.
6814 (add_insn_allocno_copies): Rewrite.
6816 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
6818 * common.opt (fsched2-use-traces): Preserved for backward
6820 * doc/invoke.texi: Remove the documentation about option
6821 -fsched2-use-traces.
6822 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
6823 flag_sched2_use_traces.
6824 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
6825 the backward compatibility flag section.
6827 2010-02-09 Richard Guenther <rguenther@suse.de>
6829 PR tree-optimization/43008
6830 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
6831 make HEAP variables initialized from global memory if they
6832 are not known builtin functions.
6833 (find_func_aliases): Adjust.
6835 2010-02-09 Richard Guenther <rguenther@suse.de>
6837 PR tree-optimization/43000
6838 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
6839 arithmetic manually.
6841 2010-02-08 Jakub Jelinek <jakub@redhat.com>
6843 PR tree-optimization/42931
6844 * tree-loop-linear.c (try_interchange_loops): Don't call
6845 double_int_mul if estimated_loop_iterations failed.
6847 2010-02-08 Martin Jambor <mjambor@suse.cz>
6850 * tree-sra.c (build_accesses_from_assign): Do not mark in
6851 should_scalarize_away_bitmap if stmt has volatile ops.
6852 (sra_modify_assign): Do not process assigns piecemeal if if stmt
6855 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
6857 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
6859 2010-02-07 Adam Nemet <adambnmet@gmail.com>
6861 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
6864 2010-02-07 Andrew Pinski <pinskia@gmail.com>
6867 * df-core.c (df_finish_pass): Change type of saved_flags to int.
6869 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6872 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
6873 to unknown_dependence.
6874 (graphite_legal_transform_dr): Handle the unknown_dependence.
6875 (graphite_carried_dependence_level_k): Same.
6877 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6879 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
6881 2010-02-07 Richard Guenther <rguenther@suse.de>
6884 * expr.c (get_inner_reference): Always initialize *pbitsize.
6886 2010-02-07 Richard Guenther <rguenther@suse.de>
6889 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
6890 new ARRAY_REFs on variable size element or minimal index arrays.
6892 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
6893 gimple_fold_indirect_ref.
6895 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
6898 * arm.c (arm_override_options): Just return if the user has specified
6899 an invalid fpu name.
6901 2010-02-03 Jason Merrill <jason@redhat.com>
6904 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
6905 i386_pe_maybe_record_exported_symbol.
6907 2010-02-05 Steve Ellcey <sje@cup.hp.com>
6910 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6911 (pa_delegitimize_address): New function.
6913 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
6915 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
6916 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
6918 2010-02-05 Richard Guenther <rguenther@suse.de>
6921 * lto-streamer-in.c (get_resolution): Deal with references
6922 to undefined functions.
6924 2010-02-05 Richard Guenther <rguenther@suse.de>
6926 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
6927 (fold_const_aggregate_ref): Likewise.
6928 (ccp_fold_stmt): Substitute loads.
6929 (maybe_fold_reference): Verify types before substituting.
6931 (fold_gimple_assign): Unshare properly.
6932 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
6934 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
6936 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
6937 for rs6000_gen_cell_microcode.
6939 2010-02-04 Richard Guenther <rguenther@suse.de>
6941 PR rtl-optimization/42952
6942 * dse.c (const_or_frame_p): Remove MEM handling.
6944 2010-02-04 Nick Clifton <nickc@redhat.com>
6946 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
6947 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
6948 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
6949 (mn10300_asm_output_mi_thunk): New function.
6950 (mn10300_can_output_mu_thunk): New function.
6951 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
6952 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
6953 (FUNCTION_ARG): Delete incorrect comment.
6955 2010-02-03 Jason Merrill <jason@redhat.com>
6958 * fold-const.c (operand_equal_p): Handle erroneous types.
6960 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
6962 * config/h8300/h8300.md (can_delay): Fix attibute condition.
6964 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
6966 PR rtl-optimization/42941
6967 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
6970 2010-02-03 Jason Merrill <jason@redhat.com>
6973 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
6975 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
6978 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
6979 (cselib_reset_table): Renamed from...
6980 (cselib_reset_table_with_next_value): ... this.
6981 (cselib_get_next_uid): Renamed from...
6982 (cselib_get_next_unknown_value): ... this.
6983 * cselib.c (next_uid): Renamed from...
6984 (next_unknown_value): ... this.
6985 (cselib_clear_table): Adjust.
6986 (cselib_reset_table): Adjust. Renamed from...
6987 (cselib_reset_table_with_next_value): ... this.
6988 (cselib_get_next_uid): Adjust. Renamed from...
6989 (cselib_get_next_unknown_value): ... this.
6990 (get_value_hash): Use hash.
6991 (cselib_hash_rtx): Likewise.
6992 (new_cselib_val): Adjust. Set and dump uid.
6993 (cselib_lookup_mem): Pass next_uid as hash.
6994 (cselib_subst_to_values): Likewise.
6995 (cselib_log_lookup): Dump uid.
6996 (cselib_lookup): Pass next_uid as hash. Adjust.
6997 (cselib_process_insn): Adjust.
6998 (cselib_init): Initialize next_uid.
6999 (cselib_finish): Adjust.
7000 (dump_cselib_table): Likewise.
7001 * dse.c (canon_address): Dump value uid.
7002 * print-rtl.c (print_rtx): Print value uid.
7003 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
7005 (dv_uid): New function, sort of renamed from...
7006 (dv_htab_hash): ... this, reimplemented in terms of it and...
7007 (dv_uid2hash): ... this. New.
7008 (variable_htab_eq): Drop excess assertions.
7009 (tie_break_pointers): Removed.
7010 (canon_value_cmp): Compare uids.
7011 (variable_post_merge_New_vals): Print uids.
7012 (vt_add_function_parameters): Adjust.
7013 (vt_initialize): Reset table. Adjust.
7015 2010-02-03 Richard Guenther <rguenther@suse.de>
7017 PR tree-optimization/42944
7018 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
7019 (call_may_clobber_ref_p_1): Likewise. Properly handle
7020 malloc and calloc clobbering errno.
7022 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
7024 * doc/invoke.texi: Fix name of sched1 dump.
7026 * opts.c (decode_options): Set flag_tree_switch_conversion
7027 only conditionally on optimize >= 2.
7029 * gcse.c: Assorted comment fixes in pass description.
7031 2010-02-03 Anthony Green <green@moxielogic.com>
7033 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
7034 nop padding in order to maintain alignment of storage location of
7035 target function address.
7036 (moxie_trampoline_init): Store target function address at newly
7038 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
7040 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
7042 2010-02-03 Richard Guenther <rguenther@suse.de>
7045 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
7047 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7049 * config.gcc: Reenable check for obsolete targets.
7050 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
7051 mips-sgi-irix6.[0-4]*.
7053 2010-02-02 Nick Clifton <nickc@redhat.com>
7055 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
7056 constant size of 4 as being the same as 0.
7057 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
7058 can take values in the range 0..4.
7060 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
7063 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
7064 as _darwin10_Unwind_FindEnclosingFunction().
7065 * libgcc-libsystem.ver: New.
7067 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
7070 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
7071 implicitly set registers.
7073 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
7075 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
7076 (arm_override_options): Allow automatic selection of the thread
7077 pointer register if thumb2.
7078 (legitimize_pic_address): Improve code sequences for Thumb2.
7079 (arm_call_tls_get_addr): Likewise.
7080 (legitimize_tls_address): Likewise.
7081 * arm.md (pic_load_addr_arm): Delete. Replace with ...
7082 (pic_load_addr_32bit): ... this. New named pattern.
7083 * thumb2.md (pic_load_addr_thumb2): Delete.
7084 (pic_load_dot_plus_four): Delete.
7085 (tls_load_dot_plus_four): New named pattern.
7087 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7090 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
7091 Document fix for TLS bug.
7093 2010-01-31 Richard Guenther <rguenther@suse.de>
7095 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
7096 conservatively correct.
7098 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7102 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7104 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7106 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7108 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
7110 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
7112 * config.gcc: Adjust order of makefile fragments for mingw targets.
7114 2010-01-31 Richard Guenther <rguenther@suse.de>
7117 * gimplify.c (gimplify_init_constructor): For volatile LHS
7118 initialize a temporary.
7120 2010-01-31 Matthias Klose <doko@ubuntu.com>
7122 * configure.ac: Fix __stack_chk_fail check for cross builds configured
7124 * configure: Regenerate.
7126 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
7128 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7129 the same alias set and their sizes different constantness.
7130 (aliasing_component_refs_p): Revert 2009-10-24 change.
7132 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7134 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
7137 2010-01-29 Richard Guenther <rguenther@suse.de>
7139 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
7140 Assert we successfully updated the call.
7142 2010-01-29 Jakub Jelinek <jakub@redhat.com>
7144 PR rtl-optimization/42889
7145 * df.h (df_set_bb_dirty_nonlr): New prototype.
7146 * df-core.c (df_set_bb_dirty_nonlr): New function.
7147 * df-scan.c (df_insn_rescan): Call it instead of
7148 df_set_bb_dirty for DEBUG_INSNs.
7150 2010-01-29 Richard Guenther <rguenther@suse.de>
7153 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
7154 quadratic behavior in most cases.
7156 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
7159 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
7160 in the call to gen_x86_movsicc_0_m1.
7162 2010-01-28 Richard Guenther <rguenther@suse.de>
7164 PR tree-optimization/42871
7165 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
7167 2010-01-28 Richard Guenther <rguenther@suse.de>
7169 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
7170 into call arguments.
7172 2010-01-28 Richard Guenther <rguenther@suse.de>
7175 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
7176 the forwarder if the destination is an EH landing pad.
7178 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
7180 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
7181 block list passed to gimple_duplicate_sese_tail.
7182 (parallelize_loops): Avoid parallelization when the function
7184 Avoid parallelization when the preheader is IRREDUCIBLE.
7185 Try to optimize when estimated_loop_iterations_int is unresolved.
7186 Add the loop's location to the dump file.
7187 * tree-cfg.c (add_phi_args_after_redirect): Remove.
7188 (gimple_duplicate_sese_tail): Remove the check for the latch.
7189 Redirect nexits to the exit block.
7190 Remove handling of the incoming edges to the latch.
7191 Redirect the backedge from the copied latch to the exit bb.
7193 2010-01-28 Michael Matz <matz@suse.de>
7196 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
7197 Wrap force_reg into a sequence, emit it before user.
7199 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
7201 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
7203 (arm_legacy_rev): Likewise.
7204 (thumb_legacy_rev): Likewise.
7206 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7208 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
7209 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
7210 on MEM's address failed, try avoid_constant_pool_reference and
7211 recurse if it returned something different.
7212 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
7213 address, try avoid_constant_pool_reference and recurse if it
7214 returned something different.
7215 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
7216 address and avoid_constant_pool_reference returned something
7217 different, don't set have_address.
7219 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
7222 * var-tracking.c (val_store): Add modified argument, obey it.
7224 (count_uses): Move down logging of main.
7225 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
7226 don't need resolution.
7227 (emit_notes_in_bb): Likewise.
7229 2010-01-27 Richard Guenther <rguenther@suse.de>
7232 * tree-inline.c (remap_decl): Delay remapping of SSA name
7233 default definitions until we need them.
7235 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7237 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7238 (rs6000_delegitimize_address): New function.
7240 * config/s390/s390.c (s390_delegitimize_address): Call
7241 delegitimize_mem_from_attrs.
7244 * tree-inline.c (cannot_copy_type_1): Removed.
7245 (copy_forbidden): Don't forbid copying of functions containing
7246 records/unions with variable length fields.
7248 2010-01-27 Christian Bruel <christian.bruel@st.com>
7252 * config/sh/sh.c (find_barrier): Increase length for non delayed
7253 conditional branches.
7255 2010-01-27 Matthias Klose <doko@ubuntu.com>
7257 * configure.ac (gnu-unique-object): Fix ldd version check.
7258 * configure: Regenerate.
7260 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7262 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
7264 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
7265 Test for HAVE_GNU_AS value.
7267 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7269 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
7270 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
7271 INT64_TYPE): Define.
7272 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
7273 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7274 INT_LEAST64_TYPE): Define.
7275 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
7276 UINT_LEAST64_TYPE): Define.
7277 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
7278 INT_FAST64_TYPE): Define.
7279 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7280 UINT_FAST64_TYPE): Define.
7281 (INTMAX_TYPE, UINTMAX_TYPE): Define.
7282 (INTPTR_TYPE, UINTPTR_TYPE): Define.
7283 (SIG_ATOMIC_TYPE): Define.
7285 2010-01-26 Richard Guenther <rguenther@suse.de>
7287 * df-scan.c (df_scan_set_bb_info): Remove assert.
7288 (df_insn_rescan_debug_internal): Merge asserts.
7289 (df_install_ref): Likewise.
7290 (df_mark_reg): Use bitmap_set_range.
7291 (df_hard_reg_used_p): Remove assert.
7292 (df_hard_reg_used_count): Likewise.
7294 2010-01-26 Richard Guenther <rguenther@suse.de>
7296 PR rtl-optimization/42685
7297 * web.c (web_main): Ignore DEBUG_INSNs.
7299 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
7301 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
7303 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
7304 Fix types of fndecl and arglist parameters.
7306 2010-01-26 Richard Guenther <rguenther@suse.de>
7309 * tree-eh.c (unsplit_eh): Skip debug insns.
7311 2010-01-26 Richard Guenther <rguenther@suse.de>
7313 PR tree-optimization/42250
7314 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
7316 2010-01-26 Jakub Jelinek <jakub@redhat.com>
7319 * omp-low.c (expand_omp_sections): Only use single_pred if
7320 l2_bb is single_pred_p.
7322 2010-01-25 Christian Bruel <christian.bruel@st.com>
7325 * config/sh/sh.c (find_barrier): Increase length for non delayed
7326 conditional branches.
7327 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
7329 2010-01-24 David S. Miller <davem@davemloft.net>
7331 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
7332 define if not using GAS.
7333 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7334 Likewise. Delete SECTION_MERGE code, which is only applicable
7337 2010-01-24 Mark Mitchell <mark@codesourcery.com>
7340 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
7341 mangling of va_list in system headers.
7343 2010-01-23 Toon Moene <toon@moene.org>
7345 * tree-predcom.c (combine_chains): Return NULL, not false.
7347 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
7349 * tree-loop-distribution.c (distribute_loop): Fix declaration and
7350 initialization of variable res to agree with return type.
7352 2010-01-22 Steve Ellcey <sje@cup.hp.com>
7354 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
7355 * tree-sra.c: Add include of expr.h.
7357 2010-01-22 Jakub Jelinek <jakub@redhat.com>
7359 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
7360 insert the debug stmt on the single non-EH edge from the stmt.
7362 2010-01-22 Richard Henderson <rth@redhat.com>
7365 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
7366 the RHS until after generate_subtree_copies has insertted its
7367 code before the current statement.
7369 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
7371 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
7373 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
7375 2010-01-21 Martin Jambor <mjambor@suse.cz>
7377 PR tree-optimization/42585
7378 * tree-sra.c (struct access): New field grp_total_scalarization.
7379 (dump_access): Dump the new field.
7380 (should_scalarize_away_bitmap): New variable.
7381 (cannot_scalarize_away_bitmap): Likewise.
7382 (sra_initialize): Allocate new bitmaps.
7383 (sra_deinitialize): Free new bitmaps.
7384 (create_access_1): New function.
7385 (create_access): Parts moved to create_access_1.
7386 (type_consists_of_records_p): New function.
7387 (completely_scalarize_record): Likewise.
7388 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
7389 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
7390 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
7392 (analyze_all_variable_accesses): Completely scalarize small eligible
7395 2010-01-21 Martin Jambor <mjambor@suse.cz>
7397 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
7399 2010-01-21 Andrew Haley <aph@redhat.com>
7401 * gcc.c (process_command): Move lang_specific_driver before
7402 setting cc_libexec_prefix.
7404 2010-01-21 Richard Guenther <rguenther@suse.de>
7407 * fold-const.c (negate_expr_p): Pretend only negative
7408 real constants are easily negatable.
7410 2010-01-20 Janis Johnson <janis187@us.ibm.com>
7411 Jason Merrill <jason@redhat.com>
7413 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
7414 (TYPE_TRANSPARENT_AGGR): this, for union and record.
7415 * calls.c (initialize argument_information): Handle it.
7416 * c-common.c (handle_transparent_union_attribute): Use new name.
7417 * c-decl.c (finish_struct): Ditto.
7418 * c-typeck.c (type_lists_compatible_p): Ditto.
7419 (convert_for_assignment): Use new name and also handle record.
7420 * function.c (aggregate_value_p): Handle it.
7421 (pass_by_reference): Ditto.
7422 (assign_parm_data_types): Ditto.
7423 * print-tree.c (print_node): Ditto.
7424 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
7425 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
7426 * tree.c (first_field): New fn.
7428 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
7431 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
7432 even when linking statically, for now.
7434 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7437 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
7438 without a cselib val.
7439 (count_uses): Accept MO_VAL_SET with no val on stores.
7440 (add_stores): Likewise.
7442 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7444 * var-tracking.c (check_value_val): Add a compile time assertion.
7445 (dv_is_decl_p): Simplify.
7446 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
7447 gcc_assert if ENABLE_CHECKING.
7449 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7452 * var-tracking.c: Include tree-flow.h.
7453 (mem_dies_at_call): New.
7454 (dataflow_set_preserve_mem_locs): Use it.
7455 (dataflow_set_remove_mem_locs): Likewise.
7456 (dump_var): Renamed from dump_variable. Adjust all callers.
7457 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
7458 * Makefile.in (var-tracking.o): Adjust deps.
7460 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
7462 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
7464 2010-01-20 Richard Guenther <rguenther@suse.de>
7466 PR tree-optimization/42717
7467 * tree-ssa-dce.c (get_live_post_dom): Remove.
7468 (forward_edge_to_pdom): Take an arbitrary edge to copy
7469 degenerate PHI args from.
7470 (remove_dead_stmt): Use the first post-dominator even if it
7471 does not contain live statements as redirection destination.
7473 2010-01-20 Richard Guenther <rguenther@suse.de>
7475 * tree-inline.c (estimate_num_insns): Handle EH builtins.
7477 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7479 * sel-sched.c (create_speculation_check): Remove set but not used
7481 (try_transformation_cache): Remove set but not used variable ds.
7482 (calculate_privileged_insns): Remove set but not used variables
7483 cur_insn and min_spec_insn.
7484 (find_best_expr): Remove set but not used variable avail_n.
7485 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
7487 * cgraphunit.c (assemble_thunk): Remove set but not used variable
7489 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
7490 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
7493 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
7496 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
7497 cpu types. Add support for *-sse3 cpu types.
7498 (x86_64-*-*): Ditto.
7500 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7503 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
7504 argument, call initializer_constant_valid_p_1 instead of
7505 initializer_constant_valid_p, pass CACHE to it, return NULL
7506 immediately if first call returns NULL.
7507 (initializer_constant_valid_p_1): New function.
7508 (initializer_constant_valid_p): Use it.
7510 2010-01-20 Thomas Quinot <quinot@adacore.com>
7512 * tree.def (PLACEHOLDER_EXPR): Fix comment.
7514 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7516 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
7517 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
7518 (loc_list_from_tree): Don't handle unsigned division. Handle
7519 signed modulo using DW_OP_{over,over,div,mul,minus}.
7520 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
7521 modulo instead of signed.
7523 2010-01-20 DJ Delorie <dj@redhat.com>
7525 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
7527 (h8300_emit_stack_adjustment): Propogate it.
7529 (h8300_expand_prologue): Likewise.
7530 (h8300_expand_epilogue): Likewise.
7532 2010-01-19 Michael Matz <matz@suse.de>
7534 PR tree-optimization/41783
7535 * tree-data-ref.c (toplevel): Include flags.h.
7536 (dump_data_dependence_relation): Also dump the inputs if the
7537 result will be unknown.
7538 (split_constant_offset_1): Look through some conversions.
7539 * tree-predcom.c (determine_roots_comp): Restart a new chain if
7540 the offset from last element is too large.
7541 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
7542 (reassociate_to_the_same_stmt): Handle vector registers.
7543 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
7545 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
7546 wide_prolog_niters argument, emit widening instructions.
7547 (vect_do_peeling_for_alignment): Adjust caller, use widened
7548 variant of the iteration cound.
7549 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
7551 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7554 * config/arm/neon-testgen.m (emit_automatics): New parameter
7555 features. Adjust for Fixed_return_reg feature.
7556 (test_intrinsic): Call emit_automatics with new feature.
7557 * config/arm/neon.ml: Update copyright years.
7558 (features): New Fixed_return_reg feature.
7559 (ops): Update feature for Vget_low.
7561 2010-01-19 Jakub Jelinek <jakub@redhat.com>
7563 PR tree-optimization/42719
7564 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
7568 * fwprop.c (all_uses_available_at): Return false if def_set dest
7569 is a REG that is used in def_insn.
7571 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
7573 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
7575 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
7578 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
7580 * target.h (struct gcc_target) <secondary_reload>: Change type
7581 of last argument to secondary_reload_info *.
7583 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
7586 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
7587 memory references with unaligned offsets. Remove CQImode handling.
7588 (unaligned_memory_operand): Return 1 for memory references with
7589 unaligned offsets. Remove CQImode handling.
7591 2010-01-18 Richard Guenther <rguenther@suse.de>
7594 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
7597 2010-01-18 Richard Guenther <rguenther@suse.de>
7599 PR tree-optimization/42781
7600 * tree-ssa-structalias.c (find_what_var_points_to): Skip
7601 restrict processing only if the original variable was artificial.
7603 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
7605 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
7606 find number of popped argument bytes.
7608 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
7609 Fix the text that describes the return value for invalid insns.
7611 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
7613 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
7614 Clarify what 'cost of the -dependence' is. Fix quoting.
7616 * toplev.c (default_get_pch_validity): Rename argument to "sz".
7617 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
7619 2010-01-17 Jakub Jelinek <jakub@redhat.com>
7621 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
7622 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
7624 2010-01-17 Richard Guenther <rguenther@suse.de>
7627 * function.c (split_complex_args): Take a VEC to modify.
7628 (assign_parms_augmented_arg_list): Build a VEC instead of
7629 a chain of PARM_DECLs.
7630 (assign_parms_unsplit_complex): Take a VEC of arguments.
7631 Do not fixup unmodified parms.
7632 (assign_parms): Deal with the VEC.
7633 (gimplify_parameters): Likewise.
7635 2010-01-17 Richard Guenther <rguenther@suse.de>
7637 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
7638 node existence check.
7639 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
7640 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
7641 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
7642 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
7643 (gimple_execute_on_growing_pred): Likewise.
7645 2010-01-17 Richard Guenther <rguenther@suse.de>
7647 PR tree-optimization/42773
7648 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
7649 (compute_antic_aux): Likewise.
7650 (compute_partial_antic_aux): Likewise.
7652 2010-01-17 Jie Zhang <jie.zhang@analog.com>
7655 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
7658 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
7660 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
7663 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
7664 Fix markup for strict argument.
7666 (TARGET_SCHED_REORDER2): Fix argument types.
7668 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
7669 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
7671 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
7672 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
7674 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
7677 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
7678 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
7679 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
7680 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
7681 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
7683 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
7685 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
7687 (TARGET_ASM_RELOC_RW_MASK): Add return type.
7688 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
7690 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
7692 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
7695 (TARGET_ASM_NAMED_SECTION): Fix argument list.
7697 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
7698 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
7700 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
7702 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
7704 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
7705 referring to it. Fix language.
7707 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
7709 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
7711 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
7713 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
7715 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
7716 '@var{stream}. Remove stray 'and'.
7718 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
7720 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
7722 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
7724 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
7725 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
7727 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
7728 Fix description of return value.
7729 Rename argument "sz" to "len."
7731 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
7732 Clarify meaning of 'true' return value.
7734 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
7736 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
7737 rep_mode versus mode_rep.
7739 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
7741 (TARGET_BUILTIN_DECL): Fix name.
7743 (TARGET_COMMUTATIVE_P): Fix type of first argument.
7745 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
7747 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
7749 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
7751 (TARGET_RELAXED_ORDERING): Use @deftypevr.
7753 (TARGET_GET_DRAP_RTX): Note that this is a hook.
7756 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
7757 Rename argument tm_fn to md_fn.
7759 (TARGET_OPTION_PRINT): Fix argument list.
7761 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
7764 * config/i386/i386.c (ix86_fixup_binary_operands):
7765 Revert FMA4 fixup of operands.
7767 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7770 * Makefile.in (write_entries_to_file, install-plugin):
7771 Use \012 instead of \n with tr.
7773 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
7775 * configure.ac (HAVE_AS_REF): New C macro.
7776 * configure: Regenerate.
7777 * config.in: Likewise.
7778 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
7780 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
7783 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
7785 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
7787 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
7789 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
7791 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
7793 (TARGET_IN_SMALL_DATA_P): Fix argument type.
7795 (TARGET_BINDS_LOCAL_P): Fix argument type.
7797 (TARGET_ASM_FILE_END): Use prototype.
7799 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
7801 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
7803 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
7805 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
7807 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
7808 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
7810 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
7811 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
7813 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
7814 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
7815 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
7816 (TARGET_ADDR_SPACE_CONVERT): Likewise.
7818 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
7820 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
7822 (TARGET_INIT_BUILTINS): Use prototype.
7824 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7825 Put 'const char *' in braces. Fix parameter types.
7826 (TARGET_INVALID_CONVERSION): Fix parameter types.
7827 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
7828 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
7830 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
7833 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
7835 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
7837 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
7839 * doc/tm.texi (TARGET_HELP): Fix return type.
7841 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
7842 in braces. Fix argument types.
7844 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
7846 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
7848 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
7850 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
7851 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
7853 (TARGET_MANGLE_TYPE): Fix argument types.
7855 (TARGET_IRA_COVER_CLASSES): Use prototype.
7857 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
7859 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
7861 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
7863 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
7865 (TARGET_CALLEE_COPIES): Fix argument types.
7867 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
7869 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
7871 (TARGET_FUNCTION_VALUE): Fix argument types.
7873 (TARGET_RETURN_IN_MSB): Fix argument type.
7875 (TARGET_RETURN_IN_MEMORY): Fix argument types.
7877 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
7879 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
7881 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
7882 agree with return type.
7884 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
7886 2010-01-15 Jing Yu <jingyu@google.com>
7888 PR rtl-optimization/42691
7889 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
7890 a pseudo to a constant and are merged, and adjust comments.
7892 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
7894 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
7896 2010-01-15 Richard Guenther <rguenther@suse.de>
7899 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
7900 labels of computed or non-local gotos to the destination.
7901 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
7902 landing pad label is the first label.
7904 2010-01-15 Richard Guenther <rguenther@suse.de>
7906 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
7908 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7911 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
7912 to allow generation of the xssqrtdp instruction on power7.
7913 (sqrtdf2_fpr): Ditto.
7915 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7918 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
7919 functions with noreturn attribute.
7922 * varasm.c (declare_weak): Add weak attribute to decl if it
7923 doesn't have one already.
7924 (assemble_external): Only add decls to weak_decls if they also
7925 have weak attribute.
7927 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
7929 * var-tracking.c (var_reg_delete): Don't delete the association
7930 between REGs and values or one-part variables if the register
7933 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7936 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
7937 because its first operand is a non-localized variable.
7939 2010-01-14 Martin Jambor <mjambor@suse.cz>
7941 PR tree-optimization/42706
7942 * tree-sra.c (encountered_recursive_call): New variable.
7943 (encountered_unchangable_recursive_call): Likewise.
7944 (sra_initialize): Initialize both new variables.
7945 (callsite_has_enough_arguments_p): New function.
7946 (scan_function): Call decl and flags check only for IPA-SRA, check
7947 whether there is a recursive call and whether it has enough arguments.
7948 (all_callers_have_enough_arguments_p): New function.
7949 (convert_callers): Look for recursive calls only when
7950 encountered_recursive_call is set.
7951 (ipa_early_sra): Bail out either if
7952 !all_callers_have_enough_arguments_p or
7953 encountered_unchangable_recursive_call.
7955 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7957 * sel-sched.c: Add 2010 to copyright years.
7958 * sel-sched-ir.c: Likewise.
7959 * sel-sched-ir.h: Likewise.
7961 2010-01-14 Martin Jambor <mjambor@suse.cz>
7963 PR tree-optimization/42714
7964 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
7965 constructors specially.
7967 2010-01-14 Andi Kleen <ak@linux.intel.com>
7969 * config/i386/drivers-i386.c (detect_caches_intel):
7970 Add l2sizekb parameter and fill in.
7971 (host_detect_local_cpu): Add l2sizekb, fill in.
7972 Add Atom small cache heuristic.
7974 2010-01-14 Andi Kleen <ak@linux.intel.com>
7976 * config/i386/drivers-i386.c (detect_caches_cpuid4):
7977 Add level3 parameter and fill in.
7978 (detect_caches_intel): Handle level3 cache.
7980 2010-01-14 Andi Kleen <ak@linux.intel.com>
7982 * config/i386/drivers-i386.c (host_detect_local_cpu):
7983 Fix core duo detection.
7985 2010-01-14 Andi Kleen <ak@linux.intel.com>
7987 * config/i386/drivers-i386.c (host_detect_local_cpu):
7990 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7992 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
7993 (rs6000_variable_issue_1): this. Use...
7994 (rs6000_variable_issue): here. Reimplement. Print debug info.
7996 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7998 * sel-sched-ir.c (sel_restore_other_notes): Rename to
7999 sel_restore_notes. Update all callers. Call reemit_notes
8002 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8004 PR rtl-optimization/42246
8005 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
8008 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8010 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
8011 all successors is the same as number of successors in current region.
8013 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8015 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
8016 to rename is not separable. Otherwise check that its LHS is not NULL.
8018 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8020 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
8022 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8024 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
8025 available registers when failed to discover LHS register class.
8026 Fix indentation. Update comment.
8028 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8029 Alexander Monakov <amonakov@ispras.ru>
8031 PR rtl-optimization/42389
8032 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
8034 (advance_state_on_fence): Likewise.
8035 (sel_target_adjust_priority): Print debug output only when
8036 sched_verbose >= 4, not 2.
8037 (get_expr_cost): Do not issue all unique insns on the next cycle.
8038 (fill_insns): Initialize can_issue_more from the value saved
8040 * sel-sched-ir.c (flist_add): New parameter issue_more.
8041 Init FENCE_ISSUE_MORE with it.
8042 (merge_fences): Likewise.
8043 (init_fences): Update call to flist_add.
8044 (add_to_fences, add_clean_fence_to_fences)
8045 (add_dirty_fence_to_fences): Likewise.
8046 (move_fence_to_fences): Update call to merge_fences.
8047 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
8049 * sel-sched-ir.h (struct _fence): New field issue_more.
8050 (FENCE_ISSUE_MORE): New accessor macro.
8052 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8054 PR rtl-optimization/42388
8055 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
8056 that have no predecessors nor successors. Do not call move_bb_info
8057 for empty blocks outside of current region.
8059 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8061 PR rtl-optimization/42294
8062 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
8063 * sel-sched.c (move_exprs_to_boundary): Transitively add all
8064 originators' originators.
8066 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8068 PR rtl-optimization/39453
8069 PR rtl-optimization/42246
8070 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
8072 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
8074 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8075 Alexander Monakov <amonakov@ispras.ru>
8078 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
8079 (maybe_tidy_empty_bb): ... here. Make static. Add new
8080 argument. Update all callers.
8081 (tidy_control_flow): ... and here. Recompute topological order
8082 of basic blocks in region if necessary.
8083 (sel_redirect_edge_and_branch): Change return type. Return true
8084 if topological order might have been invalidated.
8085 (purge_empty_blocks): Export and move from...
8086 * sel-sched.c (purge_empty_blocks): ... here.
8087 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
8088 (maybe_tidy_empty_bb): Delete prototype.
8089 (purge_empty_blocks): Declare.
8091 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8093 PR rtl-optimization/42249
8094 * sel-sched.c (try_replace_dest_reg): When chosen register
8095 and original register is the same, do not bail out early, but
8096 still check all original insns for validity of replacing destination
8097 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
8100 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8103 Port from no-undefined-overflow branch:
8104 2009-03-09 Richard Guenther <rguenther@suse.de>
8106 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
8108 2010-01-14 Richard Guenther <rguenther@suse.de>
8111 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
8113 2010-01-14 Ira Rosen <irar@il.ibm.com>
8115 PR tree-optimization/42709
8116 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
8117 as scalar type in creation of constant vector operand.
8119 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8122 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
8123 (check-parallel-%): Match `testsuite' directory component only
8126 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
8128 PR translation/39521
8129 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
8132 2010-01-13 Richard Guenther <rguenther@suse.de>
8134 PR tree-optimization/42730
8135 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
8138 2010-01-13 Steve Ellcey <sje@cup.hp.com>
8141 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
8142 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
8145 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
8147 * config/bfin/libgcc-bfin.ver: Regenerate based on current
8148 libgcc-std.ver. Add entries for ___smulsi3_highpart and
8149 ___umulsi3_highpart.
8151 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
8152 rather than schedule_insns if the pass is enabled.
8154 2010-01-13 Martin Jambor <mjambor@suse.cz>
8156 PR tree-optimization/42704
8157 * tree-sra.c (sra_modify_assign): Do not delete assignments to
8160 2010-01-13 Martin Jambor <mjambor@suse.cz>
8162 PR tree-optimization/42703
8163 * tree-sra.c (analyze_access_subtree): Check that we can build a
8164 reference to the original data within the aggregate.
8166 2010-01-13 Richard Guenther <rguenther@suse.de>
8168 PR tree-optimization/42705
8169 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
8171 2010-01-13 Richard Guenther <rguenther@suse.de>
8174 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
8176 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8179 * var-tracking.c (values_to_unmark): New variable.
8180 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8181 values_to_unmark vector. Moved body to...
8182 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8183 instead queue it into values_to_unmark vector.
8184 (vt_find_locations): Free values_to_unmark vector.
8186 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
8188 * config/s390/s390.c (override_options): Set
8189 default of max-pending-list-length to 256
8191 2010-01-13 Richard Guenther <rguenther@suse.de>
8194 * tree-pass.h (PROP_gimple_lcx): New.
8195 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
8196 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
8197 before the final cleanup_eh.
8198 (dump_properties): Dump PROP_gimple_lcx.
8199 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
8200 (tree_lower_complex_O0): Remove.
8201 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
8202 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
8203 tree_lower_complex, schedule TODO_update_ssa.
8204 * lto-streamer-out.c (output_function): Stream the functions
8206 * lto-streamer-in.c (input_function): Likewise.
8207 (lto_read_body): Do not override them here.
8209 2010-01-12 Joseph Myers <joseph@codesourcery.com>
8212 * c-typeck.c (build_c_cast): Fold value cast to union type before
8213 wrapping it in a CONSTRUCTOR.
8215 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8217 PR rtl-optimization/42699
8218 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
8221 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8223 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8224 SUBTARGET_WARN_UNUSED_SPEC): Move ...
8225 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8226 SUBTARGET_WARN_UNUSED_SPEC): ... here
8227 * config/mips/iris5.h (LIBGCC_SPEC): Define.
8229 2010-01-12 Julian Brown <julian@codesourcery.com>
8231 * config/arm/neon-schedgen.ml (Utils): Don't try to
8232 open missing module.
8233 (find_with_result): New.
8235 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8238 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
8239 sharing when canonicalizing ({lt,ge}u (plus a b) b).
8241 PR tree-optimization/42645
8242 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
8243 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
8244 decl_map, set processing_debug_stmt to -1 and return name without
8247 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
8249 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
8250 binutils version, and reword target configuration description.
8252 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8254 * config/avr/avr.h (LINKER_NAME): Remove.
8256 2010-01-11 Janis Johnson <janis187@us.ibm.com>
8259 * config/rs6000/rs6000.c (rs6000_override_options): On targets
8260 that support VSX, warn for -mno-altivec if vsx is not disabled,
8263 2010-01-11 Joseph Myers <joseph@codesourcery.com>
8264 Shujing Zhao <pearly.zhao@oracle.com>
8266 PR translation/42469
8267 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
8268 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
8269 character between option name and help text.
8270 * c.opt (imultilib): Likewise.
8272 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
8274 * lto-streamer-out.c (output_unreferenced_globals): Output static
8277 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
8279 PR rtl-optimization/42621
8280 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
8281 optimizing for size.
8282 (duplicate_computed_gotos): Remove now-redundant check.
8284 2010-01-10 Steve Ellcey <sje@cup.hp.com>
8287 * configure.ac: Save and restore LDFLAGS and LIBS
8288 * configure: Regenerate.
8290 2010-01-10 Richard Guenther <rguenther@suse.de>
8293 * builtins.c (fold_builtin_strlen): Add type argument and
8294 convert the resulting length to it.
8295 (fold_builtin_1): Adjust.
8297 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8299 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
8300 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
8302 (num_insns_constant_wide): Adjust for that change.
8304 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8307 * web.c (union_defs): Add used argument, to combine uses of
8309 (entry_register): Adjust type and tests of used argument.
8310 (web_main): Widen used for new use. Pass it to union_defs.
8311 * df.h (union_defs): Adjust prototype.
8313 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8316 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
8317 uses in new incoming argument. Free body.
8318 (reset_debug_uses_in_loop): New.
8319 (analyze_insn_to_expand_var): Call the latter if the former found
8320 anything. Fix whitespace. Reject invalid dest overlaps before
8321 going through all insns in the loop.
8323 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8326 * haifa-sched.c (dying_use_p): Debug insns don't count.
8328 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8331 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
8332 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
8333 (verify_gimple_call): Reject LHS in noreturn calls.
8335 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8339 * tree-vect-loop-manip.c (adjust_info): New type.
8340 (adjust_vec): New pointer to vector.
8341 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
8342 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
8343 (slpeel_update_phis_for_duplicate_loop): Use them.
8344 (slpeel_update_phi_nodes_for_guard1): Likewise.
8345 (slpeel_update_phi_nodes_for_guard2): Likewise.
8346 (slpeel_tree_peel_loop_to_edge): Likewise.
8347 (vect_update_ivs_after_vectorizer): Likewise.
8349 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8351 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
8352 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8354 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8356 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
8357 bogus uninitialized warning.
8359 2010-01-09 Richard Guenther <rguenther@suse.de>
8362 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
8363 the evolution is compatible with the initial condition.
8365 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8367 * gcc.c (process_command): Update copyright notice dates.
8368 * gcov.c (print_version): Likewise.
8369 * gcov-dump.c (print_version): Likewise.
8370 * mips-tfile.c (main): Likewise.
8371 * mips-tdump.c (main): Likewise.
8373 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8376 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
8378 (rotlhi3_8): Delete.
8380 (rotlsi3_8): Delete.
8381 (rotlsi3_16): Delete.
8382 (rotlsi3_24): Delete.
8384 (*rotw<mode>3): New.
8385 (*rotb<mode>3): New.
8386 * config/avr/avr.c (avr_rotate_bytes): New function.
8387 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
8389 2010-01-08 Steve Ellcey <sje@cup.hp.com>
8392 * configure.ac: Modify -rdynamic check.
8393 * configure: Regenerate.
8395 2010-01-08 DJ Delorie <dj@redhat.com>
8397 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
8398 register popping order.
8400 2010-01-08 Richard Guenther <rguenther@suse.de>
8403 * c.opt (fsigned-char): Also let LTO handle this option.
8404 (funsigned-char): Likewise.
8406 2010-01-07 Richard Guenther <rguenther@suse.de>
8408 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
8409 (gimple_op): Likewise.
8410 (gimple_op_ptr): Likewise.
8411 (gimple_assign_set_lhs): Remove gcc_assert.
8412 (gimple_assign_set_rhs1): Likewise.
8413 (gimple_assign_set_rhs2): Likewise.
8414 (gimple_call_set_lhs): Likewise.
8415 (gimple_call_set_fn): Likewise.
8416 (gimple_call_set_fndecl): Likewise.
8417 (gimple_call_fndecl): Likewise.
8418 (gimple_call_return_type): Likewise.
8419 (gimple_call_set_chain): Likewise.
8420 (gimple_call_num_args): Likewise.
8421 (gimple_call_set_arg): Likewise.
8422 (gimple_cond_set_code): Likewise.
8423 (gimple_cond_set_lhs): Likewise.
8424 (gimple_cond_set_rhs): Likewise.
8425 (gimple_cond_set_true_label): Likewise.
8426 (gimple_cond_set_false_label): Likewise.
8427 (gimple_label_set_label): Likewise.
8428 (gimple_goto_set_dest): Likewise.
8429 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
8430 (gimple_debug_bind_get_value): Likewise.
8431 (gimple_debug_bind_get_value_ptr): Likewise.
8432 (gimple_debug_bind_set_var): Likewise.
8433 (gimple_debug_bind_set_value): Likewise.
8434 (gimple_debug_bind_reset_value): Likewise.
8435 (gimple_debug_bind_has_value_p): Likewise.
8436 (gimple_return_retval_ptr): Remove gcc_assert.
8437 (gimple_return_retval): Likewise.
8438 (gimple_return_set_retval): Likewise.
8439 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
8440 (safe_referenced_var_iterator): Remove.
8441 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
8442 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
8443 (fill_referenced_var_vec): Remove.
8444 (first_readonly_imm_use): Remove redundant gcc_assert.
8445 (phi_arg_index_from_use): Combine gcc_asserts.
8446 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
8447 (first_imm_use_stmt): Remove redundant gcc_assert.
8448 * tree-cfg.c (verify_gimple_call): Verify function and chain
8449 operands. Verify arguments.
8450 (verify_types_in_gimple_stmt): Verify condition code and labels.
8452 2010-01-07 Richard Guenther <rguenther@suse.de>
8454 PR tree-optimization/42641
8455 * sese.c (rename_map_elt_info): Use the SSA name version, do
8458 2010-01-07 Jakub Jelinek <jakub@redhat.com>
8460 PR tree-optimization/42625
8461 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
8462 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
8464 2010-01-07 Duncan Sands <baldrick@free.fr>
8466 * Makefile.in (PLUGIN_HEADERS): Add version.h.
8468 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
8471 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
8472 note itself is not function_invariant_p.
8474 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
8476 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
8477 Do not add the DF_NOTE problem.
8478 * store-motion.c (execute_rtl_store_motion): Likewise.
8480 2010-01-07 Martin Jambor <mjambor@suse.cz>
8482 PR tree-optimization/42157
8483 * tree-sra.c (compare_access_positions): Stabilize sort if both
8484 accesses have integer types, return zero immediately if they are the
8487 2010-01-06 Richard Henderson <rth@redhat.com>
8490 * haifa-sched.c (add_to_note_list): Merge into ...
8491 (concat_note_lists): ... here, and ...
8492 (unlink_other_notes, rm_other_notes): Merge into...
8493 (remove_notes): ... here. Create REG_SAVE_NOTEs for
8494 NOTE_INSN_EPILOGUE_BEG.
8496 2010-01-06 Richard Guenther <rguenther@suse.de>
8498 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
8499 not inline regular functions into always-inline functions.
8501 2010-01-06 Nick Clifton <nickc@redhat.com>
8503 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
8504 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
8506 (OVERRIDE_OPTIONS): Delete.
8507 (OPTIMIZATION_OPTIONS): Define.
8508 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
8509 * config/rx/rx.c (rx_handle_option): Issue an error message if
8510 -mcpu=rx200 and -fpu are used together.
8511 (rx_set_optimization_options): New function. Issue an error
8512 message if an optimization attribute attempts to reset the FPU/
8513 math optimization pairing.
8514 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
8515 * config/rx/rx.opt: Set the default to 32-bit doubles.
8516 * config/rx/t-rx: Add multilibs for -nofpu option.
8517 * doc/invoke.texi: Update documentation of RX options.
8519 2010-01-06 Richard Guenther <rguenther@suse.de>
8521 * tree-ssa-pre.c (name_to_id): New global.
8522 (alloc_expression_id): Simplify SSA name handling.
8523 (lookup_expression_id): Likewise.
8524 (init_pre): Zero name_to_id.
8525 (fini_pre): Free it.
8527 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
8529 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
8531 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
8534 * config/i386/sse.md (smaxv2di3): New.
8535 (umaxv2di3): Likewise.
8536 (sminv2di3): Likewise.
8537 (uminv2di3): Likewise.
8539 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
8542 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
8543 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
8544 (legitimize_tls_address): Likewise.
8545 (sparc_tls_referenced_p): Likewise.
8546 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
8547 and adjust calls to legitimize_pic_address.
8548 (legitimate_constant_p) Use sparc_tls_referenced_p.
8549 (legitimate_pic_operand_p): Likewise.
8550 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
8551 (sparc_tls_symbol_ref_1): Delete.
8552 (sparc_tls_referenced_p): Make static, recognize specific patterns.
8553 (legitimize_tls_address): Make static, handle CONST patterns.
8554 (legitimize_pic_address): Make static, remove unused parameter and
8555 adjust recursive calls.
8556 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
8557 and adjust call to legitimize_pic_address.
8558 (sparc_output_mi_thunk): Likewise.
8560 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
8561 H.J. Lu <hongjiu.lu@intel.com>
8564 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
8565 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
8566 operands to make them signed.
8569 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8572 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8573 GTU to GT for V4SI and V2DI.
8575 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8576 (umin<mode>3): Removed.
8578 (uminv4si3): Likewise.
8580 2010-01-05 Martin Jambor <mjambor@suse.cz>
8582 PR tree-optimization/42462
8583 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
8584 current_function_decl to helper functions and macros.
8586 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8589 * flags.h: Don't include real.h.
8590 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
8591 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
8592 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
8593 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
8594 * dominance.c: Update copyright.
8595 * gimple.c (walk_gimple_op): Remove inline.
8596 * tree-ssa-reassoc.c: Include real.h.
8597 * Makefile.in (FLAGS_H): Remove $(REAL_H).
8598 (tree-ssa-reassoc.o): Depend on $(REAL_H).
8600 2010-01-05 Nick Clifton <nickc@redhat.com>
8602 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
8603 register to push into the stack frame when the accumulator has to
8604 be saved during interrupts.
8606 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
8608 * doc/invoke.texi: Remove the documentation about option
8610 * common.opt (Wunreachable-code): Preserved for backward
8612 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
8613 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
8614 the backward compatibility flag section.
8616 2010-01-05 Richard Guenther <rguenther@suse.de>
8618 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
8620 2010-01-05 Jakub Jelinek <jakub@redhat.com>
8623 * cfgexpand.c (expand_one_var): Diagnose too large variables.
8625 PR tree-optimization/42508
8626 * tree-sra.c (convert_callers): Check for recursive call
8627 by comparing cgraph nodes instead of decls.
8628 (modify_function): Call ipa_modify_formal_parameters also
8629 on all same_body aliases.
8631 * cgraphunit.c (cgraph_materialize_all_clones): Compare
8632 cgraph nodes when checking for same_body aliases.
8634 2010-01-05 Richard Guenther <rguenther@suse.de>
8636 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
8637 allocation and lookup.
8638 (get_or_alloc_expr_for_constant): Likewise.
8639 (phi_translate): Sink allocation.
8641 2010-01-04 Richard Guenther <rguenther@suse.de>
8643 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
8644 a new entry only if needed.
8645 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
8646 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
8648 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
8650 (phi_translate): Handle CONSTANTs early.
8652 2010-01-04 Martin Jambor <mjambor@suse.cz>
8654 PR tree-optimization/42398
8655 * tree-sra.c (struct access): Removed flag grp_different_types.
8656 (dump_access): Do not dump the removed flag.
8657 (sort_and_splice_var_accesses): Do not set the removed flag.
8658 (sra_modify_expr): Check for type compatibility directly.
8660 2010-01-04 Martin Jambor <mjambor@suse.cz>
8662 PR tree-optimization/42366
8663 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
8664 edges with variable number of parameters.
8665 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
8666 flag instead of asserting it.
8667 (ipa_read_node_info): Read uses_analysis_done flag.
8669 2010-01-04 Richard Guenther <rguenther@suse.de>
8671 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
8672 iterative_hash_* as intended.
8673 (vn_reference_compute_hash): Likewise. Simplify hashing
8675 (vn_reference_lookup_2): Likewise.
8676 (vn_nary_op_compute_hash): Likewise.
8677 (vn_phi_compute_hash): Likewise.
8678 (expressions_equal_p): Remove strange code.
8679 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
8680 (pre_expr_hash): Likewise. Simplify hashing SSA names.
8681 (bitmap_insert_into_set_1): Take value-id as parameter.
8682 (add_to_value): Pass it.
8683 (bitmap_insert_into_set): Likewise.
8684 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
8686 2010-01-04 Jakub Jelinek <jakub@redhat.com>
8689 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
8690 (do_self_spec): For switches with SWITCH_IGNORE set set also
8691 SWITCH_IGNORE_PERMANENTLY.
8692 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
8695 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
8697 * lto-streamer-out.c (output_unreferenced_globals): Output the full
8698 tree of an unreferenced global var.
8700 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8703 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8704 GTU to GT for V4SI and V2DI.
8706 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8707 (umin<mode>3): Removed.
8709 (uminv4si3): Likewise.
8711 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8714 * collect2.c (main): Turn on trace in collect2 if -v is passed
8717 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
8719 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
8720 description of expression operand.
8722 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
8724 * configure.ac: Add install-html to target_list for Make-hooks.
8725 * configure: Regenerate.
8726 * fortran/Make-lang.in (F95_HTMLFILES): New.
8727 (fortran.html): Use it.
8728 (fortran.install-html): New.
8729 * Makefile.in (install-html): Add lang.install-html.
8730 * java/Make-lang.in (JAVA_HTMLFILES): New.
8731 (java.html): Use it.
8732 (java.install-html): New.
8733 * objc/Make-lang.in (objc.install-html): New.
8734 * objcp/Make-lang.in (obj-c++.install-html): New.
8735 * cp/Make-lang.in (c++.install-html): New.
8736 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
8737 * lto/Make-lang.in (lto.install-html): New.
8739 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8742 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
8744 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
8746 PR rtl-optimization/41862
8747 * store-motion.c (store_killed_in_insn, compute_store_table,
8748 remove_reachable_equiv_notes, replace_store_insn,
8749 build_store_vectors): Ignore all DEBUG_INSNs.
8751 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8754 * common.opt: Add dumpdir.
8756 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
8758 (option_map): Add --dumpdir.
8760 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
8762 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
8764 * opts.c (decode_options): Try dump_dir_name first if
8765 dump_base_name isn't an absolute path.
8766 (common_handle_option): Handle OPT_dumpdir.
8768 * toplev.c (dump_dir_name): New.
8769 (print_switch_values): Also ignore -dumpdir.
8771 * toplev.h (dump_dir_name): New.
8773 2010-01-03 Richard Guenther <rguenther@suse.de>
8775 PR tree-optimization/42589
8776 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
8777 double-word expansion of bswap32.
8779 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
8781 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
8782 with BLOCK_FOR_INSN.
8783 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
8784 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
8785 noce_process_if_block): Likewise.
8786 * gcse.c (compute_local_properties, insert_expr_in_table,
8787 insert_set_in_table, canon_list_insert, find_avail_set,
8788 pre_insert_copy_insn): Likewise.
8790 * basic-block.h (BLOCK_NUM): Move from here...
8791 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
8793 2010-01-03 Richard Guenther <rguenther@suse.de>
8795 PR tree-optimization/42438
8796 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
8797 contains_may_not_return_call flag.
8798 (BB_MAY_NOTRETURN): New.
8799 (valid_in_sets): Trapping nary operations are not valid
8800 in blocks that may not return.
8801 (insert_into_preds_of_block): Remove check for trapping expressions.
8802 (compute_avail): Compute also BB_MAY_NOTRETURN.
8804 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
8806 * doc/invoke.texi: Add 2010 to copyright years.
8808 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
8810 * config/sparc/sparc.c: Fix formatting nits.
8812 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
8813 Alexander Monakov <amonakov@ispras.ru>
8815 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
8817 2010-01-02 Richard Guenther <rguenther@suse.de>
8820 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
8821 (simplify_switch_using_ranges): Mark to be removed edges
8824 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8826 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8828 * collect2.c (scan_libraries): Add missing argument in call to
8831 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
8834 * config/alpha/predicates.md (aligned_memory_operand): Return false
8836 (unaligned_memory_operand): Return true for CQImode.
8837 * config/alpha/alpha.c (get_aligned_mem): Assert that location
8838 doesn not cross aligned SImode word boundary.
8840 2010-01-02 Anatoly Sokolov <aesok@post.ru>
8842 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
8844 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
8845 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
8847 2010-01-02 Richard Guenther <rguenther@suse.de>
8850 * toplev.c (compile_file): Emit LTO marker properly. Change
8852 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
8854 2010-01-01 Richard Guenther <rguenther@suse.de>
8857 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
8859 2010-01-01 Richard Guenther <rguenther@suse.de>
8862 * c-decl.c (grokdeclarator): For zero-size arrays force
8863 structural equality checks as layout_type does.
8865 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8867 * builtins.c: Update copyright to 2010.
8869 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8872 * lto-streamer-out.c (produce_asm): Revert the last change.
8873 (copy_function): Likewise.
8875 * lto-streamer.c (lto_get_section_name): Skip any leading
8878 2010-01-01 Richard Guenther <rguenther@suse.de>
8881 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
8885 Copyright (C) 2010 Free Software Foundation, Inc.
8887 Copying and distribution of this file, with or without modification,
8888 are permitted in any medium without royalty provided the copyright
8889 notice and this notice are preserved.