1 2010-05-09 Richard Guenther <rguenther@suse.de>
3 * gcc.c (store_arg): Revert last change.
5 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
8 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
9 (optimize_ops_list): Call it.
11 2010-05-08 Richard Guenther <rguenther@suse.de>
13 PR tree-optimization/44030
14 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
15 NECESSARY flag if we propagate from a inserted expression.
17 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
19 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
20 domain types as equal if they are both PLACEHOLDER_EXPRs.
22 2010-05-08 Richard Guenther <rguenther@suse.de>
24 * lto-wrapper.c (run_gcc): Remove linker output from
25 command line for LTRANS invocation.
27 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
29 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
30 lto-macho as lto_binary_reader.
31 * target.h (struct gcc_target): New hooks lto_start and lto_end.
32 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
33 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
34 in lto_start and lto_end calls.
35 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
37 (scan_prog_file): Update is_elf_or_coff call.
38 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
40 * collect2.c (main): Fix enum comparison.
42 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
44 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
45 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
46 and TARGET_ASM_LTO_END.
47 * darwin.c: Include obstack.h and lto-streamer.h.
48 (lto_section_names_offset, lto_section_names_obstack,
49 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
51 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
52 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
54 (darwin_asm_lto_end): New function. Restore asm_out_file.
55 (darwin_asm_named_section): For LTO sections, replace the name with
56 the offset of the section name in a string table, and build this
58 (darwin_file_start): Initialize global vars for LTO support.
59 (darwin_file_end): If output to asm_out_file was redirected, append it
60 to the proper asm_out_file here. Add the section names section.
62 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
64 * c-pragma.c (pending_weak_d, pending_weak): New.
65 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
66 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
67 handle_pragma_weak): Update the uses of pending_weaks.
69 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
71 PR documentation/44016
72 * doc/standards.texi (Standards): Link to unversioned
73 cxx0x_status.html page.
75 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
78 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
79 in addition to TREE_USED, to avoid "set but unused" warnings.
81 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
83 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
84 (is_loop_prefetching_profitable): Do not insert prefetches
85 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
86 times the prefetch ahead distance.
88 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
90 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
91 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
92 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
95 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
97 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
98 a diagnostic info when the insn-to-mem ratio is too small.
100 2010-05-07 Richard Guenther <rguenther@suse.de>
102 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
104 (store_arg): Queue temp_filename for deletion instead of
107 2010-05-07 Richard Guenther <rguenther@suse.de>
109 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
110 (run_gcc): Handle LTRANS phase invocation.
111 * collect2.c (maybe_run_lto_and_relink): Do not set
114 2010-05-07 Jakub Jelinek <jakub@redhat.com>
116 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
117 this is also meaningful on PARM_DECLs and RESULT_DECLs.
119 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
121 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
123 2010-05-07 Richard Guenther <rguenther@suse.de>
125 PR tree-optimization/44020
126 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
127 code when PRE is not yet initialized.
129 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
131 * config/mips/dbxmdebug.h: Remove.
132 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
134 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
136 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
137 with null pointer and also warn about ordered comparison of zero with
140 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
142 * graphite-blocking.c
143 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
144 * graphite-clast-to-gimple.c
145 (clast_to_gcc_expression): Same.
146 (precision_for_value): Same.
147 (precision_for_interval): Same.
148 (gcc_type_for_interval): Same.
149 (graphite_create_new_guard): Same.
150 (compute_bounds_for_level): Same.
151 (graphite_create_new_loop_guard): Same.
152 * graphite-interchange.c
153 (build_linearized_memory_access): Same.
154 (pdr_stride_in_loop): Same.
155 (memory_strides_in_loop_1): Same.
156 (memory_strides_in_loop): Same.
157 (extend_scattering): Same.
158 (psct_scattering_dim_for_loop_depth): Same.
159 (pbb_number_of_iterations): Same.
161 (debug_iteration_domains): Same.
163 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
164 (ppl_set_inhomogeneous_gmp): Same.
165 (ppl_strip_loop): Same.
166 (ppl_lexico_compare_linear_expressions): Same.
167 (ppl_read_polyhedron_matrix): Same.
168 (ppl_max_for_le_pointset): Same.
170 (ppl_read_polyhedron_matrix): Same.
171 (tree_int_to_gmp): Same.
172 (gmp_cst_to_tree): Same.
173 (ppl_set_inhomogeneous): Same.
174 (ppl_set_inhomogeneous_tree): Same.
175 (ppl_set_coef): Same.
176 (ppl_set_coef_tree): Same.
177 * graphite-sese-to-poly.c
178 (build_pbb_scattering_polyhedrons): Same.
179 (build_scop_scattering): Same.
180 (scan_tree_for_params_right_scev): Same.
181 (scan_tree_for_params): Same.
182 (find_params_in_bb): Same.
183 (find_scop_parameters): Same.
184 (add_upper_bounds_from_estimated_nit): Same.
185 (build_loop_iteration_domains): Same.
186 (add_condition_to_domain): Same.
187 (pdr_add_memory_accesses): Same.
189 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
191 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
192 CLooG's value_* macros to their respective mpz_* counterparts.
193 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
194 (graphite_create_new_loop_guard): Same.
195 * graphite-interchange.c (build_linearized_memory_access): Same.
196 (pdr_stride_in_loop): Same.
197 (memory_strides_in_loop_1): Same.
198 (1st_interchange_profitable_p): Same.
199 * graphite-poly.c (extend_scattering): Same.
200 (psct_scattering_dim_for_loop_depth): Same.
201 (pbb_number_of_iterations): Same.
202 (pbb_number_of_iterations_at_time): Same.
203 * graphite-poly.h (new_1st_loop): Same.
204 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
205 (oppose_constraint): Same.
206 (insert_constraint_into_matrix): Same.
207 (ppl_set_inhomogeneous_gmp): Same.
208 (ppl_set_coef_gmp): Same.
209 (ppl_strip_loop): Same.
210 (ppl_lexico_compare_linear_expressions): Same.
211 (ppl_max_for_le_pointset): Same.
212 (ppl_min_for_le_pointset): Same.
213 (ppl_build_realtion): Same.
214 * graphite-ppl.h (gmp_cst_to_tree): Same.
215 (ppl_set_inhomogeneous): Same.
216 (ppl_set_inhomogeneous_tree): Same.
217 (ppl_set_coef): Same.
218 (ppl_set_coef_tree): Same.
219 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
220 (build_scop_scattering): Same.
221 (add_value_to_dim): Same.
222 (scan_tree_for_params_right_scev): Same.
223 (scan_tree_for_params_int): Same.
224 (scan_tree_for_params): Same.
225 (find_params_in_bb): Same.
226 (find_scop_parameters): Same.
227 (add_upper_bounds_from_estimated_nit): Same.
228 (build_loop_iteration_domains): Same.
229 (create_linear_expr_from_tree): Same.
230 (add_condition_to_domain): Same.
231 (pdr_add_memory_accesses): Same.
233 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
234 Jason Merrill <jason@redhat.com>
236 * c-common.c (c_common_reswords): Add nullptr.
237 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
238 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
239 (gen_type_die_with_usage): Likewise.
240 * dbxout.c (dbxout_type): Likewise.
241 * sdbout.c (plain_type_1): Likewise.
243 2010-05-06 Jason Merrill <jason@redhat.com>
245 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
246 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
248 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
250 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
251 stripping WITH_SIZE_EXPR.
252 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
255 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
257 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
258 list of obsolete configurations.
259 Disabled check for obsolete configurations.
260 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
261 Removed support for previous versions.
262 * config/mips/iris.h: Removed.
263 * config/mips/iris5.h: Removed.
264 * config/mips/iris6.h: Merged old iris.h contents.
265 (TARGET_IRIX): Removed.
266 (DRIVER_SELF_SPECS): Removed mabi=32.
267 (IDENT_ASM_OP): Removed undef.
268 (STARTFILE_SPEC): Removed mabi=32.
269 (ENDFILE_SPEC): Likewise.
270 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
271 (MACHINE_TYPE): Update for IRIX 6.5.
272 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
273 TARGET_IRIX by TARGET_IRIX6.
274 (mips_file_start): Likewise.
275 (mips_output_external): Remove IRIX 5/6 O32 support.
276 (mips_output_function_prologue): Likewise.
277 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
279 (TARGET_CPU_CPP_BUILTINS): Likewise.
280 (TARGET_IRIX): Removed.
281 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
282 (MULTILIB_DIRNAMES): Removed 32.
283 (MULTILIB_OSDIRNAMES): Removed ../lib.
284 * doc/install.texi (Prerequisites): Don't reference IRIX before
286 (Specific, mips-sgi-irix5): Document removal.
287 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI
289 Remove references to older IRIX 6 releases and the O32 ABI.
291 2010-05-06 Jakub Jelinek <jakub@redhat.com>
293 * gcc.dg/Wunused-var-8.c: Move to...
294 * c-c++-common/Wunused-var-6.c: ... here. New test.
297 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
298 instead of DF_REF_REAL_REG.
300 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
303 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
304 handling to still return true for x64 targets.
306 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
308 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
310 2010-05-06 Jan Hubicka <jh@suse.cz>
312 PR tree-optimization/43791
313 * ipa-inline.c (update_caller_keys): Remove bogus
314 disregard_inline_limits check.
316 2010-05-06 Michael Matz <matz@suse.de>
318 PR tree-optimization/43984
319 * tree-ssa-pre.c (inserted_phi_names): Remove.
320 (inserted_exprs): Change to bitmap.
321 (create_expression_by_pieces): Set bits, don't append to vector.
322 (insert_into_preds_of_block): Don't handle inserted_phi_names.
323 (eliminate): Don't look at inserted_phi_names, remove deleted
324 insns from inserted_exprs.
325 (remove_dead_inserted_code): Adjust to use bitmaps instead of
327 (init_pre, fini_pre): Allocate and free bitmaps.
328 (execute_pre): Insert insns on edges before elimination.
330 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
332 * tree.c (initializer_zerop): Handle STRING_CST.
334 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
337 * doc/invoke.texi (Wimplicit): Document as C only.
338 * opts.c (common_handle_option): Add argument kind.
339 (handle_option): Rename as read_cmdline_option. Factor out code to...
340 (handle_option): ... here. New.
341 (handle_options): Rename as read_cmdline_options.
342 (decode_options): Update call.
343 (set_option): Use option index instead of option pointer. Classify
344 diagnostics correctly.
345 (enable_warning_as_error): Call handle_option.
346 * opts.h (set_option): Update declaration.
347 (handle_option): Declare.
348 * langhooks.h (struct lang_hooks): Add argument kind to
350 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
351 * c-opts.c (set_Wimplicit): Delete.
352 (c_family_lang_mask): New static constant.
353 (c_common_handle_option): Add argument kind. Use handle_option
354 instead of set_Wimplicit.
355 (c_common_post_options): warn_implicit and warn_implicit_int
356 are disabled by default.
357 * c-common.c (warn_implicit): Do not define here.
358 * c-common.h (warn_implicit): Do not declare here.
359 (c_common_handle_option): Update declaration.
360 * lto-opts.c (lto_reissue_options): Update call to set_option.
362 2010-05-06 Richard Guenther <rguenther@suse.de>
364 PR tree-optimization/43571
365 * domwalk.c (walk_dominator_tree): Walk the dominator
366 sons in more optimal order.
368 2010-05-06 Richard Guenther <rguenther@suse.de>
370 PR tree-optimization/43934
371 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
372 (stmt_cost): Likewise.
373 (extract_true_false_args_from_phi): New helper.
374 (determine_max_movement): For PHI nodes verify we can hoist them
375 and compute their cost.
376 (determine_invariantness_stmt): Handle PHI nodes.
377 (move_computations_stmt): Likewise. Hoist PHI nodes in
378 if-converted form using COND_EXPRs.
379 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI
381 (tree_ssa_lim): Likewise.
382 * tree-flow.h (tree_ssa_lim): Adjust prototype.
383 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
385 2010-05-06 Richard Guenther <rguenther@suse.de>
387 PR tree-optimization/43987
388 * tree-ssa-structalias.c (could_have_pointers): For possibly
389 address-taken variables force pointers to be recorded.
390 (create_variable_info_for_1): Likewise.
391 (push_fields_onto_fieldstack): Pass in wheter all fields
393 (find_func_aliases): Query types instead of vars whether
394 they contain pointers where appropriate.
396 2010-05-06 Jan Hubicka <jh@suse.cz>
398 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
399 (record_reference, mark_address, mark_load, mark_store): Record
401 (record_references_in_initializer): Update call of record_references.
402 (rebuild_cgraph_edges): Remove all references before rebuiding.
403 * cgraph.c (cgraph_create_node): Clear ref list.
404 (cgraph_remove_node): Remove references.
405 (dump_cgraph_node): Dump references.
406 (cgraph_clone_node): Clone references.
407 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
408 (struct cgraph_node, varpool_node): Add ref_lst.
409 * ipa-ref.c: New file.
410 * ipa-ref.h: New file.
411 * ipa-ref-inline.h: New file.
412 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
413 (referenced_from_other_partition_p): New function.
414 (lto_output_varpool_node): Take set arugment; call
415 referenced_from_other_partition.
416 (lto_output_ref): New.
417 (add_references): New.
419 (output_cgraph): Compute boundary based on references;
421 (output_varpool): Accept cgraph_node_set argument.
424 (input_cgraph): Call input_refs.
425 * lto-section-in.c (lto_section_name): Add refs.
426 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
427 (ipa-ref.o): New file.
428 * varpool.c (varpool_node): Clear ipa ref list.
429 (varpool_remove_node): Remove references.
430 (dump_varpool_node): Dump references.
431 (varpool_assemble_decl): Only compile finalized ones.
432 (varpool_extra_name_alias): Initialize ref list.
433 * lto-streamer.c (lto-get_section_name): Add .refs section.
434 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
435 (referenced_from_other_partition_p): Declared.
437 2010-05-06 Ira Rosen <irar@il.ibm.com>
439 PR tree-optimization/43901
440 * tree-vect-stmts.c (vectorizable_call): Assert that vector
441 type is not NULL if it's transformation phase, and return
442 FALSE if it's analysis.
443 (vectorizable_conversion, vectorizable_operation,
444 vectorizable_type_demotion, vectorizable_type_promotion):
447 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
449 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
451 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
453 * config/mips/mips-protos.h
454 (mips_small_register_classes_for_mode_p): Delete prototype.
456 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
458 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
459 * config/arm/arm.c (multiple_operation_profitable_p,
460 compute_offset_order): New static functions.
461 (load_multiple_sequence, store_multiple_sequence): Use them.
462 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
463 memory offsets, not register numbers.
464 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
466 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
468 * stor-layout.c (pending_sizes): Change the type to
470 (get_pending_sizes, put_pending_size, put_pending_sizes):
471 Update the uses of pending_sizes.
472 * c-decl.c (store_parm_decls): Likewise.
473 * c-tree.h (struct c_arg_info): Likewise.
474 * tree.h: Update the prototype for get_pending_sizes and
477 2010-05-05 Jason Merrill <jason@redhat.com>
480 * c-common.c (handle_aligned_attribute): Respect
481 ATTR_FLAG_TYPE_IN_PLACE.
484 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
485 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
486 (TARGET_INITIALIZER): Use it.
487 * c-common.c (attribute_takes_identifier_p): Call it.
488 * c-common.h: Update prototype.
489 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
490 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
492 2010-05-05 Jakub Jelinek <jakub@redhat.com>
495 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
496 DW_ID_down_case for Fortran compilation units.
498 2010-05-05 Jan Hubicka <jh@suse.cz>
500 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
503 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
505 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
506 a variable-sized RESULT_DECL.
508 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
510 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
512 2010-05-05 Jason Merrill <jason@redhat.com>
515 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
517 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
519 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
520 Jakub Jelinek <jakub@redhat.com>
523 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
524 (dead_debug_init, dead_debug_finish): New functions.
525 (dead_debug_add, dead_debug_insert_before): Likewise.
526 (df_note_bb_compute): Initialize a dead_debug object, add dead
527 debug uses to it, insert debug bind insns before death insns,
528 reset debug insns that refer to pending uses at the end.
529 * rtl.h (make_debug_expr_from_rtl): New prototype.
530 * varasm.c (make_debug_expr_from_rtl): New function.
532 2010-05-05 Jan Hubicka <jh@suse.cz>
534 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
535 (lto_varpool_encoder_new, lto_varpool_encoder_delete, lto_varpool_encoder_encode
536 lto_varpool_encoder_lookup, lto_varpool_encoder_deref, lto_varpool_encoder_size,
537 lto_varpool_encoder_encode_initializer_p,
538 lto_set_varpool_encoder_encode_initializer): New functions.
539 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
541 (input_varpool_node): Do not always set analyzed.
542 (input_cgraph_1): Return vector of cgraph nodes.
543 (input_varpool_1): Return vector of varpools.
544 (input_cgraph): Free the vectors.
545 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
546 output only initializers needed.
547 (lto_output): Only call output_cgraph.
548 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
549 * lto-section-out.c (lto_new_out_decl_state): Initialize
550 state->varpool_node_encoder.
551 * lto-streamer.h (lto_varpool_encoder_d): New.
552 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
553 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
554 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
555 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
556 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
558 (output_varpool, input_varpool): Remove declarations.
560 2010-05-05 Jan Hubicka <jh@suse.cz>
562 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
563 with body can prevail.
565 2010-05-05 Jan Hubicka <jh@suse.cz>
567 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
570 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
572 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to
575 * gengtype.h (erro_at_line): Constify pos argument.
577 * gengtype.c: Include hashtab.h.
578 (enum gc_used): Document GC_MAYBE_POINTED_TO.
579 (error_at_line): Constify pos argument.
580 (do_typedef): Initialize p->opt field.
581 (get_file_gtfilename): Fix comment typo.
582 (struct walk_type_data): Constify line field.
583 (get_output_file_for_structure): New function.
584 (write_local_func_for_structure): Constify orig_s argument.
585 Use get_output_file_for_structure.
586 (write_func_for_structure): Use get_output_file_for_structure.
587 (INDENT): New define.
588 (dump_pair, dump_type, dump_type_list, dump_typekind)
589 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
590 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
592 (seen_types): New variable.
593 (main): New variable do_dump. Process "-d" command line option.
594 Call dump_everything if dump requested.
596 2010-05-05 Jakub Jelinek <jakub@redhat.com>
598 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
599 in a temporary instead of invoking the macro multiple times.
600 (track_expr_p): Likewise.
602 2010-05-04 Neil Vachharajani <nvachhar@google.com>
604 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
606 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
607 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
608 conditions for printing notes.
609 * common.opt (-Wcoverage-mismatch): Allow negative, default to
610 true, update documentation.
611 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
613 2010-05-04 Jakub Jelinek <jakub@redhat.com>
616 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
619 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
622 * config/i386/i386.md (sse_prologue_save): Add clobber CC
624 (*sse_prologue_save_insn1): Likewise.
625 (SSE prologue save splitter): Likewise.
627 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
629 * tree.c (free_lang_data_in_one_sizepos): New inline function.
630 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
631 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
632 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
633 all decls. Call it on DECL_FIELD_OFFSET of fields.
634 (find_decls_types_r): Follow DECL_VALUE_EXPR.
635 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
637 2010-05-04 Martin Jambor <mjambor@suse.cz>
639 * tree-sra.c (build_access_from_expr_1): The first parameter type
640 changed to simple tree.
641 (build_access_from_expr): Likewise, gsi parameter was eliminated.
642 (scan_assign_result): Renamed to assignment_mod_result, enum elements
644 (build_accesses_from_assign): Removed all parameters except for a
645 simple gimple statement. Now returns a simple bool.
646 (scan_function): All non-analysis parts moved to separate functions
647 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
648 parameters and updated both callers.
649 (sra_modify_expr): Removed parameter data.
650 (sra_modify_function_body): New function.
651 (perform_intra_sra): Call sra_modify_function_body to modify the
653 (replace_removed_params_ssa_names): Parameter data changed into
655 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
656 changed the parameter dont_convert to convert with the opposite
658 (sra_ipa_modify_assign): Parameter data changed into adjustments
659 vector, return value changed to bool.
660 (ipa_sra_modify_function_body): New function.
661 (sra_ipa_reset_debug_stmts): Updated a comment.
662 (modify_function): Use ipa_sra_modify_function_body to modify function
665 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
668 * alias.c (true_dependence): Handle the same VALUE in x and mem.
669 (canon_true_dependence): Likewise.
670 (write_dependence_p): Likewise.
672 2010-05-04 Jan Hubicka <jh@suse.cz>
674 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
675 * cgraphbuild.c: Include ipa-utils.h
676 (record_reference_ctx): New struct.
677 (record_reference): Simplify to work on initializers; not statements.
678 (mark_address, mark_load, mark_store): New.
679 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
681 (record_references_in_initializer): Update use of record_reference.
682 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
685 2010-05-04 Jan Hubicka <jh@suse.cz>
687 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
688 node will be removed anyway.
689 (lto_varpool_replace_node): Allow also unanalyzed nodes;
690 relink aliases of node into prevailing node.
691 * varpool.c (varpool_remove_node): Remove aliases properly;
692 when removing node, remove all its aliases too; remove DECL_INITIAL
693 of removed node; ggc_free the varpool node.
695 2010-05-04 Richard Guenther <rguenther@suse.de>
697 PR tree-optimization/43879
698 * tree-ssa-structalias.c (alias_get_name): Use
699 DECL_ASSEMBLER_NAME if available.
700 (create_function_info_for): Return the varinfo node.
701 (ipa_pta_execute): Associate same-body aliases and extra names
702 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
704 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
706 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove
709 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
712 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
713 only if HONOR_REG_ALLOC_ORDER is not defined.
715 2010-05-04 Richard Guenther <rguenther@suse.de>
717 PR tree-optimization/43949
718 * tree-vrp.c (extract_range_from_binary_expr): Only handle
721 2010-04-26 Jason Merrill <jason@redhat.com>
723 * c.opt (-fstrict-enums): New.
724 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
726 2010-05-03 David Ung <davidu@mips.com>
727 James E. Wilson <wilson@codesourcery.com>
729 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
730 emit the trap instruction before the divide for TUNE_74K.
732 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
734 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
735 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
736 based on the above, for new target hook.
738 * hooks.c (hook_bool_mode_true): New generic hook.
739 * hooks.h (hook_bool_mode_true): Add prototype.
741 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
743 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
744 target hook, set to hook_bool_mode_false.
745 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
746 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
747 with targetm.small_register_classes_for_mode_p.
748 (find_reusable_reload): Likewise.
749 (combine_reloads): Likewise.
750 * reload1.c (reload_as_needed): Likewise.
751 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
752 * ifcvt.c (noce_process_if_block, check_cond_move_block,
753 dead_or_predicable): Likewise.
754 * regmove.c (optimize_reg_copy_1): Likewise.
755 * calls.c (prepare_call_address): Likewise.
756 (precompute_register_parameters): Likewise.
758 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
760 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
761 implementation of the hook that considers all register classes
762 small except for SH64.
763 (sh_override_options): Use the new hook.
764 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
767 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
769 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
770 implementation of the hook that considers all register classes
772 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
775 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
777 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
778 implementation of the hook that considers all register classes
780 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
783 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
785 * config/m32c/m32c.h: Likewise.
786 * config/pdp11/pdp11.h: Likewise.
787 * config/avr/avr.h: Likewise.
788 * config/xtensa/xtensa.h: Likewise.
789 * config/m68hc11/m68hc11.h: Likewise.
790 * config/mn10300/mn10300.h: Likewise.
791 * config/mcore/mcore.h: Likewise.
792 * config/h8300/h8300.h: Likewise.
793 * config/bfin/bfin.h: Likewise.
795 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
796 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
798 2010-05-03 Anatoly Sokolov <aesok@post.ru>
800 * double-int.h (tree_to_double_int): Remove macro.
801 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
802 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
803 (tree_to_double_int): New function.
804 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
806 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
808 2010-05-03 Richard Guenther <rguenther@suse.de>
810 PR tree-optimization/43971
811 * tree-ssa-structalias.c (get_constraint_for_1): Fix
812 constraints in the !flag_delete_null_pointer_checks case.
814 2010-05-03 Jakub Jelinek <jakub@redhat.com>
817 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
818 result mode matches original rtl mode.
820 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
823 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
825 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
827 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
828 when processing flag options.
830 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
832 * gcov-iov.c (main): Change format string placeholder
833 from %#08x to 0x%08x.
834 * genchecksum.c (dosum): Change format string placeholder
835 from %#02x to 0x%02x.
837 2010-05-02 Richard Guenther <rguenther@suse.de>
839 PR tree-optimization/43879
840 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
842 2010-05-02 Bruno Haible <bruno@clisp.org>
844 * doc/extend.texi (Function Attributes): Fix a typo.
846 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
849 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
850 placeholder from 0x%x to %#x.
851 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
852 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
853 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
854 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
855 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
856 * config/i386/i386.c (ix86_target_string): Ditto.
857 * config/i386/i386.c (output_pic_addr_const): Ditto.
858 (print_operand): Ditto.
860 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
862 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
863 placeholder from 0x%x to %#x.
864 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
865 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
866 (ASM_OUTPUT_DEBUG_DATA): Ditto.
867 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
868 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
869 * optc-gen.awk: Ditto.
870 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
871 (HOST_WIDE_INT_PRINT_HEX): Ditto.
872 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
873 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
875 2010-05-01 Anatoly Sokolov <aesok@post.ru>
877 * target.h (struct calls): Add function_value_regno_p field.
878 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
879 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
880 * targhooks.c (default_function_value_regno_p): New function.
881 * targhooks.h (default_function_value_regno_p): Declare function.
882 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
883 * builtins.c. (apply_result_size): (Ditto.).
884 * combine.c. (likely_spilled_retval_p): (Ditto.).
885 * mode-switching.c. Include 'target.h'.
886 (create_pre_exit): Use function_value_regno_p hook.
887 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
888 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
889 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
891 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
892 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
893 (ix86_function_value_regno_p): Declare as static, change argument
894 type to const unsigned int.
895 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
897 2010-05-01 Richard Guenther <rguenther@suse.de>
899 PR tree-optimization/43949
900 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
902 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
904 2010-05-01 Anatoly Sokolov <aesok@post.ru>
906 * rtl.h (CONST_DOUBLE_P): Define.
907 (rtx_to_double_int): Declare.
908 * emit-rtl.c (rtx_to_double_int): New function.
909 * dwarf2out.c (insert_double): New function.
910 (loc_descriptor, add_const_value_attribute): Clean up, use
911 rtx_to_double_int and insert_double functions.
913 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
915 * doc/extend.texi (Inline): Add missing return keyword to examples.
916 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
919 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
921 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
922 the variable part of the offset as well. Use highest_pow2_factor for
923 all alignment checks.
925 2010-04-30 Richard Guenther <rguenther@suse.de>
927 PR tree-optimization/43879
928 * tree-ssa-structalias.c (type_could_have_pointers): Functions
931 2010-04-30 Jan Hubicka <jh@suse.cz>
933 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
935 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
937 2010-04-30 Jan Hubicka <jh@suse.cz>
939 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
941 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
942 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
943 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
944 cgraph_node_set_needs_ltrans_p): Remove.
946 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
948 * sdbout.c: Include vec.h, do not include varray.h.
949 (deferred_global_decls, sdbout_global_decl,
950 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
951 * toplev.c: Do not include varray.h.
952 (dump_memory_report): Do not dump VARRAY statistics.
953 * gengtype.c (open_base_file): Ignore varray.h.
954 * Makefile.in: Update for abovementioned changes.
955 Remove all traces of varray.c and varray.h.
956 * varray.c: Remove file.
957 * varray.h: Remove file.
959 2010-04-30 Jan Hubicka <jh@suse.cz>
961 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
964 2010-04-30 Jan Hubicka <jh@suse.cz>
966 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
969 2010-04-30 Richard Guenther <rguenther@suse.de>
971 * tree-ssa-structalias.c (get_constraint_for_1): Generate
972 constraints for CONSTRUCTOR.
974 2010-04-30 Richard Guenther <rguenther@suse.de>
977 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
978 first after all lowering passes.
980 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
982 * toplev.c: Include varray.h for statistics dumping.
983 * tree.h: Do not declare varray_head_tag.
984 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
985 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
986 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
987 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
988 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
989 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
990 c-common.c, c-common.h, reg-stack.c, basic-block.h,
991 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
993 * Makefile.in: Update for abovementioned changes.
995 2010-04-30 Jakub Jelinek <jakub@redhat.com>
998 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
1000 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1002 * config/picochip/picochip.c (picochip_legitimize_address): Define.
1003 Use this function to do machine-specific conversion.
1004 (picochip_legitimize_reload_address): Likewise.
1005 (picochip_legitimate_address_p): Check valid base register only if
1007 (picochip_check_conditional_copy): Check for modw only if opnd is
1009 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
1010 to call the function in c.
1011 * config/picochip/picochip-protos.h
1012 (picochip_legitimize_reload_address): Define.
1013 * config/picochip/picochip.md (supported_compare1): Define.
1015 2010-04-30 Jan Hubicka <jh@suse.cz>
1017 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
1018 (cgraph_global_info): Remove inlined.
1019 (LTO_cgraph_tag_names): Remove.
1020 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
1021 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
1022 simplify cgraph tags and document.
1023 (lto_output_node): Use only LTO_cgraph_unavail_node and
1024 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
1025 for_functions_valid, global info, process and output flags.
1026 (input_overwrite_node): Initialize estimated stack size and
1027 estimated growth. Do not read flags we no longer store.
1028 (input_node): Likewise do not read info no longer stored.
1029 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
1032 2010-04-30 Richard Guenther <rguenther@suse.de>
1034 PR tree-optimization/43879
1035 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1036 handle non-zero initializers.
1038 2010-04-30 Richard Guenther <rguenther@suse.de>
1040 * builtins.c (fold_builtin_1): Delete free (0).
1042 2010-04-29 Jan Hubicka <jh@suse.cz>
1044 * gengtype.c (open_base_files): Add lto-streamer.h
1045 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
1046 (pass_ipa_cp): GGC collect.
1047 * toplev. (compile_file): Do not output symbols.
1048 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
1049 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
1050 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
1051 * lto-section-in.c: Include ggc.h
1052 (lto_new_in_decl_state): Alloc in GGC.
1053 (lto_delete_in_decl_state): Likewise.
1054 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
1057 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1060 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
1061 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
1062 (HONOR_REG_ALLOC_ORDER): Describe new macro.
1063 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
1064 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
1065 account only if HONOR_REG_ALLOC_ORDER is not defined.
1066 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
1067 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
1069 2010-04-29 Jon Grant <04@jguk.org>
1071 * collect2.c (vflag): Change type from int to bool.
1073 (helpflag): New global bool.
1074 (main): Set vflag and debug with boolean, not integer truth values.
1075 Accept new "--help" option and output usage text if found.
1076 * collect2.h (vflag): Update prototype.
1079 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1082 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
1084 2010-04-29 Richard Guenther <rguenther@suse.de>
1087 * plugin.h (invoke_plugin_callbacks): Annotate arguments
1088 with ATTRIBUTE_UNUSED.
1090 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1093 * config/i386/i386.c (get_some_local_dynamic_name): Replace
1094 INSN_P with NONDEBUG_INSN_P.
1095 (distance_non_agu_define): Likewise.
1096 (distance_agu_use): Likewise.
1098 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1100 From Dominique d'Humieres <dominiq@lps.ens.fr>
1102 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
1105 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1107 * plugin.h (invoke_plugin_callbacks): New inline function.
1108 * plugin.c (flag_plugin_added): New global flag.
1109 (add_new_plugin): Initialize above flag.
1110 (invoke_plugin_callbacks): Rename to ...
1111 (invoke_plugin_callbacks_full): ... this.
1113 2010-04-28 Jan Hubicka <jh@suse.cz>
1115 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
1116 (lto_varpool_replace_node): New.
1117 (lto_symtab_resolve_symbols): Resolve varpool nodes.
1118 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
1119 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
1120 * cgraph.h (varpool_node_ptr): New type.
1121 (varpool_node_ptr): New vector.
1122 (varpool_node_set_def): New structure.
1123 (varpool_node_set): New type.
1124 (varpool_node_set): New vector.
1125 (varpool_node_set_element_def): New structure.
1126 (varpool_node_set_element, const_varpool_node_set_element): New types.
1127 (varpool_node_set_iterator): New type.
1128 (varpool_node): Add prev pointers, add used_from_other_partition,
1130 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
1131 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
1132 varpool_get_node, varpool_remove_node): Declare.
1133 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
1134 varpool_node_set_size): New inlines.
1135 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
1136 * tree-pass.h (varpool_node_set_def): Forward declare.
1137 (ipa_opt_pass_d): Summary writting takes vnode sets too.
1138 (ipa_write_optimization_summaries): Update prototype.
1139 * ipa-cp.c (ipcp_write_summary): Update.
1140 * ipa-reference.c (ipa_reference_write_summary): Update.
1141 * lto-cgraph.c (lto_output_varpool_node): New static function.
1142 (output_varpool): New function.
1143 (input_varpool_node): New static function.
1144 (input_varpool_1): New function.
1145 (input_cgraph): Input varpool.
1146 * ipa-pure-const.c (pure_const_write_summary): Update.
1147 * lto-streamer-out.c (lto_output): Update, output varpool too.
1148 (write_global_stream): Kill WPA hack.
1149 (produce_asm_for_decls): Update.
1150 (output_alias_pair_p): Handle variables.
1151 (output_unreferenced_globals): Output only needed partition of varpool.
1152 * ipa-inline.c (inline_write_summary): Update.
1153 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1155 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1156 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1157 varpool_node_set_new, varpool_node_set_add,
1158 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1159 debug_varpool_node_set): New functions.
1160 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1161 (execute_one_pass): Process new decls too.
1162 (ipa_write_summaries_2): Pass around vsets.
1163 (ipa_write_summaries_1): Likewise.
1164 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1166 (ipa_write_optimization_summaries_1): Pass around vsets.
1167 (ipa_write_optimization_summaries): Likewise.
1168 * varpool.c (varpool_get_node): New.
1169 (varpool_node): Update doubly linked lists.
1170 (varpool_remove_node): New.
1171 (dump_varpool_node): More dumping.
1172 (varpool_enqueue_needed_node): Update doubly linked lists.
1173 (decide_is_variable_needed): Kill ltrans hack.
1174 (varpool_finalize_decl): Kill lto hack.
1175 (varpool_assemble_decl): Skip decls in other partitions.
1176 (varpool_assemble_pending_decls): Update doubly linkes lists.
1177 (varpool_empty_needed_queue): Likewise.
1178 (varpool_extra_name_alias): Likewise.
1179 * lto-streamer.c (lto_get_section_name): Add vars section.
1180 * lto-streamer.h (lto_section_type): Update.
1181 (output_varpool, input_varpool): Declare.
1183 2010-04-28 Mike Stump <mikestump@comcast.net>
1185 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1187 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1189 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1190 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1191 (lto_input_ts_type_tree_pointers): Likewise.
1192 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1193 (lto_output_ts_type_tree_pointers): Likewise.
1195 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1197 Uniquization of constants at the Tree level
1198 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
1199 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
1201 (tree_output_constant_def): Declare.
1202 * gimplify.c (gimplify_init_constructor): When using block copy, first
1203 uniquize the constant constructor on the RHS.
1204 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
1205 DECL_IN_CONSTANT_POOL flag.
1206 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
1207 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
1209 (assemble_variable): Deal with symbols belonging to the tree constant
1211 (get_constant_section): Add ALIGN parameter and simplify.
1212 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
1213 (assemble_constant_contents): Use the expression of the VAR_DECL.
1214 (output_constant_def_contents): Use the alignment of the VAR_DECL.
1215 (tree_output_constant_def): New global function.
1216 (mark_constant): Use the expression of the VAR_DECL.
1217 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
1219 (output_object_block): Likewise and assemble the expression.
1221 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1223 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1224 hash_tree, eq_tree): New tree hash table.
1225 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1226 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1227 lto_orig_address_remove): Reimplement.
1229 2010-04-28 Xinliang David Li <davidxl@google.com>
1232 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
1233 (compute_uninit_opnds_pos): New function.
1234 (is_non_loop_exit_postdominating): New function.
1235 (compute_control_dep_chain): New function.
1236 (find_pdom): New function.
1237 (convert_control_dep_chain_into_preds): New function.
1238 (find_predicates): New function.
1239 (find_control_equiv_block): New function.
1240 (collect_phi_def_edges): New function.
1241 (find_def_preds): New function.
1242 (find_dom): New function.
1243 (dump_predicates): New function.
1244 (get_cmp_code): New function.
1245 (is_value_included_in): New function.
1246 (find_matching_predicate_in_rest_chains): New function.
1247 (use_pred_not_overlap_with_undef_path_pred): New function.
1248 (is_use_properly_guarded): New function.
1249 (normalize_cond_1): New function.
1250 (is_and_or_or): New function.
1251 (normalize_cond): New function.
1252 (is_gcond_subset_of): New function.
1253 (is_subset_of_any): New function.
1254 (is_or_set_subset_of): New function.
1255 (is_and_set_subset_of): New function.
1256 (is_norm_cond_subset_of): New function.
1257 (is_pred_expr_subset_of): New function.
1258 (is_pred_chain_subset_of): New function.
1259 (is_included_in): New function.
1260 (is_superset_of): New function.
1261 (find_uninit_use): New function.
1262 (warn_uninitialized_phi): New function.
1263 (compute_possibly_undefined_names): New function.
1264 (ssa_undefined_value_p): New function.
1265 (execute_late_warn_uninitialized): New function.
1266 * tree-ssa.c (ssa_undefined_value_p): Removed.
1267 (warn_uninit): Changed to extern.
1268 (warn_uninitialized_phi): Removed.
1269 (warn_uninitialized_vars): Changed to extern.
1270 (execute_late_warn_uninitialized): Removed
1271 * tree-flow.h: Add new prototypes.
1272 * timevar.def: Add new time variable.
1273 * Makefile.in: Add new build file.
1275 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
1277 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1280 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1283 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
1285 2010-04-28 Martin Jambor <mjambor@suse.cz>
1287 * cgraph.h (struct cgraph_node): New field indirect_calls.
1288 (struct cgraph_indirect_call_info): New type.
1289 (struct cgraph_edge): Removed field indirect_call. New fields
1290 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
1291 (cgraph_create_indirect_edge): Declare.
1292 (cgraph_make_edge_direct): Likewise.
1293 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
1294 * ipa-prop.h (struct ipa_param_call_note): Removed.
1295 (struct ipa_node_params): Removed field param_calls.
1296 (ipa_create_all_structures_for_iinln): Declare.
1297 * cgraph.c: Described indirect edges and uids in initial comment.
1298 (cgraph_add_edge_to_call_site_hash): New function.
1299 (cgraph_edge): Search also among the indirect edges, use
1300 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
1301 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
1302 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
1304 (initialize_inline_failed): Assign a reason to indirect edges.
1305 (cgraph_create_edge_1): New function.
1306 (cgraph_create_edge): Moved some functionality to
1307 cgraph_create_edge_1.
1308 (cgraph_create_indirect_edge): New function.
1309 (cgraph_edge_remove_callee): Add an assert checking for
1311 (cgraph_edge_remove_caller): Special-case indirect edges.
1312 (cgraph_remove_edge): Likewise.
1313 (cgraph_set_edge_callee): New function.
1314 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1315 (cgraph_make_edge_direct): New function.
1316 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1317 the declaration of the call statement matches.
1318 (cgraph_node_remove_callees): Special-case indirect edges.
1319 (cgraph_clone_edge): Likewise.
1320 (cgraph_clone_node): Clone also the indirect edges.
1321 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1322 indirect_call, dump count of indirect_calls edges.
1323 * ipa-prop.c (iinlining_processed_edges): New variable.
1324 (ipa_note_param_call): Create indirect edges instead of
1325 creating notes. New parameter node.
1326 (ipa_analyze_call_uses): New parameter node, pass it on to
1327 ipa_note_param_call.
1328 (ipa_analyze_stmt_uses): Likewise.
1329 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1330 (print_edge_addition_message): Work on edges rather than on notes.
1331 (update_call_notes_after_inlining): Likewise, renamed to
1332 update_indirect_edges_after_inlining.
1333 (ipa_create_all_structures_for_iinln): New function.
1334 (ipa_free_node_params_substructures): Do not free notes.
1335 (ipa_edge_duplication_hook): Propagate bits within
1336 iinlining_processed_edges bitmap.
1337 (ipa_node_duplication_hook): Do not duplicate notes.
1338 (free_all_ipa_structures_after_ipa_cp): Renamed to
1339 ipa_free_all_structures_after_ipa_cp.
1340 (free_all_ipa_structures_after_iinln): Renamed to
1341 ipa_free_all_structures_after_iinln.g
1342 (ipa_write_param_call_note): Removed.
1343 (ipa_read_param_call_note): Removed.
1344 (ipa_write_indirect_edge_info): New function.
1345 (ipa_read_indirect_edge_info): Likewise.
1346 (ipa_write_node_info): Do not stream notes, do stream information
1348 (ipa_read_node_info): Likewise.
1349 (lto_ipa_fixup_call_notes): Removed.
1350 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1351 * ipa-inline.c (pass_ipa_inline): Likewise.
1352 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1353 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1354 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1356 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1358 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1359 (output_cgraph): Stream also indirect edges.
1360 (lto_output_edge): Added capability to stream indirect edges.
1361 (input_edge): Likewise.
1362 (input_cgraph_1): Likewise.
1363 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1366 2010-04-28 Richard Guenther <rguenther@suse.de>
1368 PR tree-optimization/43879
1369 PR tree-optimization/43909
1370 * tree-ssa-structalias.c (struct variable_info): Add
1371 only_restrict_pointers flag.
1372 (new_var_info): Initialize it. Increment stats.total_vars here.
1373 (create_function_info_for): Do not increment stats.total_vars
1375 (get_function_part_constraint): Fix build with C++.
1376 (insert_into_field_list): Remove.
1377 (push_fields_onto_fieldstack): Properly merge fields.
1378 (create_variable_info_for): Split and simplify.
1379 (create_variable_info_for_1): New piece.
1380 (intra_create_variable_infos): Properly make restrict constraints
1383 2010-04-28 Richard Guenther <rguenther@suse.de>
1386 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
1388 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
1389 Jan Hubicka <hubicka@ucw.cz>
1391 * doc/invoke.texi (-Wsuggest-attribute=const,
1392 -Wsuggest-attribute=pure): Document.
1393 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
1394 (function_always_visible_to_compiler_p,
1395 suggest_attribute, warn_function_pure, warn_function_const):
1397 (check_call): Improve debug info.
1398 (analyze_function): Do not check availability.
1399 (add_new_function): Check availability.
1400 (propagate): Output warnings.
1401 (skip_function_for_local_pure_const): New function.
1402 (local_pure_const): Use it; output warnings.
1403 * common.opt (Wsuggest-attribute=const,
1404 Wsuggest-attribute=pure): New.
1406 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1408 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
1409 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
1410 or DW_CFA_def_cfa_offset{,_sf}.
1412 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1414 * tree.h: Fix truncated long macros.
1416 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
1418 * collect2.c (TARGET_64BIT): Redefine to target's default.
1419 * tlink.c: Likewise.
1420 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
1421 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
1422 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
1423 for underscoring __USER_LABEL_PREFIX__.
1424 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
1425 (SUB_LINK_ENTRY32): New.
1426 (SUB_LINK_ENTRY64): New.
1427 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
1428 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
1429 (SUB_LINK_ENTRY64): New.
1430 (SUB_LINK_ENTRY): New.
1431 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
1432 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
1433 x64 target is choosen.
1434 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
1435 * configure: Regenerated.
1436 * configure.ac (leading-mingw64-underscores): Option added.
1438 2010-04-27 Jan Hubicka <jh@suse.cz>
1440 * doc/invoke.texi (-fipa-profile): Document.
1441 * opts.c (decode_options): Enable ipa-profile at -O1.
1442 * timevar.def (TV_IPA_PROFILE): Define.
1443 * common.opt (fipa-profile): Add.
1444 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
1446 (cgraph_propagate_frequency): Handle only local ones.
1447 * tree-pass.h (pass_ipa_profile): Declare.
1448 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
1449 (pass_ipa_profile): Use TV_IPA_PROFILE.
1450 * ipa.c (ipa_profile): New function.
1451 (gate_ipa_profile): Likewise.
1452 (pass_ipa_profile): New global variable.
1453 * passes.c (pass_ipa_profile): New.
1455 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
1457 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
1459 2010-04-27 Martin Jambor <mjambor@suse.cz>
1462 * ipa.c (dissolve_same_comdat_group_list): New function.
1463 (function_and_variable_visibility): Call
1464 dissolve_same_comdat_group_list when comdat group contains external or
1466 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
1467 lists are circular and that they contain only DECL_ONE_ONLY nodes.
1469 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1471 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
1472 (const_hash_1) <VECTOR_CST>: New case.
1473 (compare_constant) <VECTOR_CST>: Likewise.
1474 <ADDR_EXPR>: Deal with LABEL_REFs.
1475 (copy_constant) <VECTOR_CST>: New case.
1477 2010-04-27 Jan Hubicka <jh@suse.cz>
1479 * cgraph.c (cgraph_propagate_frequency): New function.
1480 * cgraph.h (cgraph_propagate_frequency): Declare.
1481 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
1482 cgraph_propagate_frequency.
1484 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1486 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
1488 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
1491 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
1492 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
1493 here to determine which regs to push and how much stack to reserve.
1495 2010-04-27 Jie Zhang <jie@codesourcery.com>
1497 * doc/gimple.texi (gimple_statement_with_ops): Remove
1498 addresses_taken field.
1499 (gimple_statement_with_memory_ops): Likewise.
1501 2010-04-27 Jan Hubicka <jh@suse.cz>
1503 * tree-inline.c (eni_inlining_weights): Remove.
1504 (estimate_num_insns): Special case more builtins.
1506 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
1509 * c-typeck.c (build_binary_op): Move forward check for comparison
1510 pointer with null pointer constant and adjust the diagnostic message.
1512 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
1515 * configure.ac (gcc_cv_as_section_has_align): Set if installed
1516 binutils supports extended .section directive needed by LTO, or
1517 warn if older binutils found.
1518 (LTO_BINARY_READER): New AC_SUBST'd variable.
1519 (LTO_USE_LIBELF): Likewise.
1520 * gcc/config.gcc (lto_binary_reader): New target-specific configure
1522 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
1523 (LTO_USE_LIBELF): Likewise.
1524 * configure: Regenerate.
1526 * collect2.c (is_elf): Rename from this ...
1527 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
1528 object files in addition to ELF-formatted ones.
1529 (scan_prog_file): Caller updated. Also allow for LTO info marker
1530 symbol to be prefixed or not by an extra underscore.
1532 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
1533 * config/i386/winnt.c: Also #include lto-streamer.h
1534 (i386_pe_asm_named_section): Specify 1-byte section alignment for
1536 (i386_pe_asm_output_aligned_decl_common): Add comment.
1537 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
1539 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
1542 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
1543 Add missing earlyclobber for second alternative.
1545 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
1547 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
1548 bits for artificial defs at the top of the block.
1549 * fwprop.c (single_def_use_enter_block): Don't call it.
1551 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
1554 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
1555 instead of "$gcc_cv_objdump -T".
1556 Use "-undefined dynamic_lookup" on darwin.
1557 * gcc/configure: Regenerate.
1559 2010-04-26 Jakub Jelinek <jakub@redhat.com>
1562 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
1564 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1566 * c-parser.c (struct c_token): Move location field up.
1567 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
1568 (struct c_declspecs): Convert typespec_word, storage_class, and
1569 default_int_p into bitfields.
1570 (struct c_declarator): Move loc field up.
1572 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1574 * cfgloop.h (struct loop): Move can_be_parallel field up.
1575 * ipa-prop.h (struct ip_node_params): Move bitfields up.
1576 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
1578 (struct iv_cand): Convert pos field into a bitfield.
1579 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
1581 (struct _stmt_vec_info): Shuffle fields for better packing.
1583 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1585 * varasm.c (IN_NAMED_SECTION): Remove guard.
1586 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
1587 (IN_NAMED_SECTION_P): ...this.
1588 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
1589 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1591 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1593 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
1594 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
1595 of shadowing it. Fix comments.
1597 2010-04-26 Jan Hubicka <jh@suse.cz>
1599 * cgraph.c (cgraph_create_node): Set node frequency to normal.
1600 (cgraph_clone_node): Copy function frequency.
1601 * cgraph.h (node_frequency): New enum
1602 (struct cgraph_node): Add.
1603 * final.c (rest_of_clean_state): Update.
1604 * lto-cgraph.c (lto_output_node): Output node frequency.
1605 (input_overwrite_node): Input node frequency.
1606 * tre-ssa-loop-ivopts (computation_cost): Update.
1607 * lto-streamer-out.c (output_function): Do not output function
1609 * predict.c (maybe_hot_frequency_p): Update and handle functions
1611 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
1613 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
1614 (compute_function_frequency): Set noreturn functions to be executed
1616 (choose_function_section): Update.
1617 * lto-streamer-in.c (input_function): Do not input function frequency.
1618 * function.c (allocate_struct_function): Do not initialize function
1620 * function.h (function_frequency): Remove.
1621 (struct function): Remove function frequency.
1622 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
1623 (try_update): Update.
1624 * tree-inline.c (initialize_cfun): Do not update function frequency.
1625 * passes.c (pass_init_dump_file): Update.
1626 * i386.c (ix86_compute_frame_layout): Update.
1627 (ix86_pad_returns): Update.
1629 2010-04-26 Jie Zhang <jie@codesourcery.com>
1631 PR tree-optimization/43833
1632 * tree-vrp.c (range_int_cst_p): New.
1633 (range_int_cst_singleton_p): New.
1634 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
1635 when both operands are constants. Use range_int_cst_p in
1638 2010-04-26 Jan Hubicka <jh@suse.cz>
1640 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
1642 2010-04-26 Richard Guenther <rguenther@suse.de>
1645 * gimple.c (gimple_decl_printable_name): Deal gracefully
1646 with a NULL DECL_NAME.
1648 2010-04-26 Richard Guenther <rguenther@suse.de>
1651 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
1652 if emitting debug information and it is either a function
1653 or a namespace decl.
1655 2010-04-26 Ira Rosen <irar@il.ibm.com>
1657 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
1658 determine if the statement is vectorizable, and a macro to access it.
1659 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1660 Skip statements that can't be vectorized. If the analysis fails,
1661 mark the statement as unvectorizable if vectorizing basic block.
1662 (vect_compute_data_refs_alignment): Likewise.
1663 (vect_verify_datarefs_alignment): Skip statements marked as
1664 unvectorizable. Add print.
1665 (vect_analyze_group_access): Skip statements that can't be
1666 vectorized. If the analysis fails, mark the statement as
1667 unvectorizable if vectorizing basic block.
1668 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
1669 * tree-vect-stmts.c (vectorizable_store): Fix the number of
1670 generated stmts for SLP.
1671 (new_stmt_vec_info): Initialize the new field.
1672 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
1673 statements marked as unvectorizable.
1675 2010-04-25 Joseph Myers <joseph@codesourcery.com>
1677 * c-common.c (flag_isoc1x): New.
1678 (flag_isoc99): Update comment.
1679 * c-common.h (flag_isoc1x): New.
1680 (flag_isoc99): Update comment.
1681 * c-cppbuiltin.c (builtin_define_float_constants): Also define
1682 __<type>_DECIMAL_DIG__.
1683 * c-opts.c (set_std_c1x): New.
1684 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
1685 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
1686 * c.opt (-std=c1x, -std=gnu1x): New options.
1687 * doc/cpp.texi: Mention -std=c1x.
1688 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
1689 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
1690 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
1691 * doc/standards.texi: Mention C1X.
1692 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
1693 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
1694 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
1697 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
1699 * config/i386/gmon-sol2.c (_mcleanup): Change format string
1700 placeholder from 0x%x to %#x.
1701 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1702 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1703 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1704 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1705 * config/i386/i386.c (ix86_target_string): Ditto.
1706 (output_pic_addr_const): Ditto.
1707 (print_operand): Ditto.
1709 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
1711 * combine.c (find_split_point): Add third argument. Use it
1712 to find nested multiply-accumulate instructions. Adjust calls.
1713 (try_combine): Adjust call to find_split_point.
1715 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
1717 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
1719 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
1721 PR tree-optimization/41442
1722 * fold-const.c (merge_truthop_with_opposite_arm): New function.
1723 (fold_binary_loc): Call it.
1725 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1727 * toplev.c (general_init): Set default for fdiagnostics-show-option.
1728 * opts.c (common_handle_option): Allow disabling it.
1729 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
1731 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
1733 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
1734 between modes if both types are integral.
1736 2010-04-23 Richard Guenther <rguenther@suse.de>
1738 PR tree-optimization/43572
1739 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
1741 2010-04-23 Richard Guenther <rguenther@suse.de>
1744 * tree-inline.c (tree_can_inline_p): Also check compatibility
1747 2010-04-23 Martin Jambor <mjambor@suse.cz>
1749 PR tree-optimization/43846
1750 * tree-sra.c (struct access): New flag grp_assignment_read.
1751 (build_accesses_from_assign): Set grp_assignment_read.
1752 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
1753 (enum mark_read_status): New type.
1754 (analyze_access_subtree): Propagate grp_assignment_read, create
1755 accesses also if both direct_read and root->grp_assignment_read.
1757 2010-04-23 Martin Jambor <mjambor@suse.cz>
1760 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
1761 function does not have type attributes.
1763 2010-04-23 Richard Guenther <rguenther@suse.de>
1766 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
1769 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1771 * sese.h (create_if_region_on_edge): Remove.
1773 * sese.c (create_if_region_on_edge): Make static.
1775 * tree-inline.c: Do not include ggc.h.
1777 * expr.c: Do not include ggc.h.
1779 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
1782 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
1785 * config/sh/sh.c (find_barrier): Don't emit a constant pool
1786 in the middle of insns for casesi_worker_2.
1788 2010-04-22 David Edelsohn <edelsohn@gnu.org>
1790 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
1792 2010-04-22 Ira Rosen <irar@il.ibm.com>
1794 PR tree-optimization/43842
1795 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
1796 loop unrolling in update of exit phis. Fix comment.
1797 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
1798 least two reduction statements in the loop before starting SLP
1801 2010-04-22 Nick Clifton <nickc@redhat.com>
1803 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
1805 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
1807 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
1810 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1812 * tree-parloops.c (loop_parallel_p): New argument
1813 parloop_obstack. Pass it down.
1814 (parallelize_loops): New variable parloop_obstack. Initialize it,
1815 pass it down, free it.
1817 * tree-loop-linear.c (linear_transform_loops): Pass down
1820 * tree-data-ref.h (lambda_compute_access_matrices): New argument
1821 of type struct obstack *.
1823 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
1824 scratch_obstack. Initialize it, pass down, free it.
1826 * lambda.h (lambda_loop_new): Remove.
1827 (lambda_matrix_new, lambda_matrix_inverse)
1828 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
1829 argument of type struct obstack *.
1831 * lambda-trans.c (lambda_trans_matrix_new): New argument
1832 lambda_obstack. Pass it down, use obstack allocation for ret.
1833 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
1836 * lambda-mat.c (lambda_matrix_get_column)
1837 (lambda_matrix_project_to_null): Remove.
1838 (lambda_matrix_new): New argument lambda_obstack. Use obstack
1840 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
1843 * lambda-code.c (lambda_loop_new): New function.
1844 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
1845 (lambda_compute_auxillary_space, lambda_compute_target_space)
1846 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
1847 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
1848 (build_access_matrix): New argument lambda_obstack. Use obstack
1850 (lambda_compute_step_signs, lambda_compute_access_matrices): New
1851 argument lambda_obstack. Pass it down.
1853 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1855 * optabs.h (expand_widening_mult): Declare.
1857 2010-04-22 Richard Guenther <rguenther@suse.de>
1859 PR tree-optimization/43845
1860 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
1861 lookup the CALL_EXPR function and arguments.
1863 2010-04-22 Nick Clifton <nickc@redhat.com>
1865 * config/stormy16/stormy16.c
1866 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
1867 * config/stormy16/stormy16.h: Tidy up formatting.
1868 (DONT_USE_BUILTIN_SETJMP): Remove definition.
1869 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
1870 (ineqbranchsi): Delete pattern.
1871 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
1872 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
1873 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
1874 stormy16-lib2-ucmpsi2.c.
1876 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1878 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
1879 df_simulate_find_noclobber_defs as appropriate. Keep track of an
1880 extra set merge_set_noclobber, and use it to relax the final test
1882 * df.h (df_simulate_find_noclobber_defs): Declare.
1883 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
1885 (df_simulate_find_noclobber_defs): New function.
1887 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
1889 * config/i386/i386.md: Use {} around multi-line preparation statements.
1891 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1893 * c-tree.h (push_init_level, pop_init_level, set_init_index)
1894 (process_init_element): New argument of type struct obstack *.
1896 * c-typeck.c (push_init_level, pop_init_level, set_designator)
1897 (set_init_index, set_init_label, set_nonincremental_init)
1898 (set_nonincremental_init_from_string, find_init_member)
1899 (output_init_element, output_pending_init_elements)
1900 (process_init_element): New argument braced_init_obstack. Pass it
1902 (push_range_stack, add_pending_init): New argument
1903 braced_init_obstack. Use obstack allocation.
1905 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
1906 braced_init_obstack. Pass it down.
1907 (c_parser_braced_init): New variables ret, braced_init_obstack.
1908 Initialize obstack, pass it down and finally free it.
1910 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1913 * tree-pass.h (pass_optimize_widening_mul): Declare.
1914 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
1915 gate_optimize_widening_mul): New static functions.
1916 (pass_optimize_widening_mul): New.
1917 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
1918 <case MULT_EXPR>: Remove support for widening multiplies.
1919 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
1920 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
1921 simplify_gen_unary rather than directly building extensions.
1922 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
1924 * expmed.c (expand_widening_mult): New function.
1925 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
1927 2010-04-21 Jan Hubicka <jh@suse.cz>
1929 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
1930 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
1931 * lto-wpa-fixup.c: Remove.
1932 * Makefile.in (lto-wpa-fixup.o): Remove.
1933 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
1934 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
1935 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
1937 2010-04-21 Jan Hubicka <jh@suse.cz>
1939 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
1940 add write_optimization_summary, read_optimization_summary.
1941 (ipa_write_summaries_of_cgraph_node_set): Remove.
1942 (ipa_write_optimization_summaries): Declare.
1943 (ipa_read_optimization_summaries): Declare.
1944 * ipa-cp.c (pass_ipa_cp): Update.
1945 * ipa-reference.c (pass_ipa_reference): Update.
1946 * ipa-pure-const.c (pass_ipa_pure_const): Update.
1947 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
1949 * ipa-inline.c (pass_ipa_inline): Update.
1950 * ipa.c (pass_ipa_whole_program): Update.
1951 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
1952 * passes.c (ipa_write_summaries_1): Do not test wpa.
1953 (ipa_write_optimization_summaries_1): New.
1954 (ipa_write_optimization_summaries): New.
1955 (ipa_read_summaries): Do not test ltrans.
1956 (ipa_read_optimization_summaries_1): New.
1957 (ipa_read_optimization_summaries): New.
1959 2010-04-21 Jan Hubicka <jh@suse.cz>
1961 * lto-cgraph.c (lto_output_node): Do not output comdat groups
1963 (output_cgraph): Do not arrange comdat groups for boundary nodes.
1965 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1968 * dwarf2out.c (add_name_and_src_coords_attributes): Add
1969 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
1971 2010-04-21 Jan Hubicka <jh@suse.cz>
1973 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
1975 2010-04-21 Jan Hubicka <jh@suse.cz>
1977 * varpool.c (decide_is_variable_needed): Variable is always needed
1980 2010-04-21 Jan Hubicka <jh@suse.cz>
1982 * opts.c (decode_options): Enable pure-const pass for whopr.
1984 2010-04-21 Jan Hubicka <jh@suse.cz>
1986 * cgraph.c (dump_cgraph_node): Dump also assembler name.
1987 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
1989 (cgraph_decide_inlining): Do not expect callee to be removed in all
1992 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
1994 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
1996 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1998 * config/i386/i386.md (x86_shrd): Add athlon_decode and
1999 amdfam10_decode attributes.
2001 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2004 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
2005 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
2006 (lower_copyprivate_clauses): Use private var in outer
2007 context instead of original var. Make sure the types
2008 are correct for VLAs.
2010 2010-04-21 Richard Guenther <rguenther@suse.de>
2012 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
2013 to non-pointer objects.
2015 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2017 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
2018 last chain entry if it starts with the still current label.
2019 (add_location_or_const_value_attribute): Check that
2020 loc_list->first->next is NULL instead of comparing ->first with ->last.
2021 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
2022 to add_var_loc_to_decl.
2024 * dwarf2out.c (output_call_frame_info): For dw_cie_version
2025 >= 4 add also address size and segment size fields into CIE header.
2027 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
2028 long as address size is the same as sizeof (void *) and
2030 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
2031 address size or segment size is unexpected, return DW_EH_PE_omit.
2032 (classify_object_over_fdes): If get_cie_encoding returned
2033 DW_EH_PE_omit, return -1.
2034 (init_object): If classify_object_over_fdes returned -1,
2035 pretend there were no FDEs at all.
2037 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2039 * config/i386/i386.md (bswap<mode>2): Macroize expander from
2040 bswap{si,di}2 using SWI48 mode iterator.
2041 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
2042 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
2043 set modrm attribute of bswap insn to 0 and remove length attribute.
2044 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
2045 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
2046 set mode attribute to <MODE> and remove length attribute.
2048 2010-04-20 James E. Wilson <wilson@codesourcery.com>
2050 PR rtl-optimization/43520
2051 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
2052 zero available registers.
2054 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2056 * builtins.c (fold_builtin_cproj): Fold more cases.
2058 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2060 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
2061 (fold_builtin_1): Fold builtin cproj.
2062 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
2063 Use ATTR_CONST_NOTHROW_LIST.
2065 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
2067 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
2068 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
2069 ffsi2_no_cmove for !TARGET_CMOVE.
2070 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
2071 (ffssi2): Remove expander.
2072 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
2074 (ctz<mode>2): Ditto from ctz{si,di}2.
2075 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
2077 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
2080 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2082 * dwarf2out.c (AT_linkage_name): Define.
2083 (clone_as_declaration): Handle DW_AT_linkage_name.
2084 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
2085 of DW_AT_MIPS_linkage_name.
2086 (move_linkage_attr): Likewise.
2087 (dwarf2out_finish): Likewise.
2089 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
2092 * fold-const.c (fold_comparison): New folding rule.
2094 2010-04-20 Anatoly Sokolov <aesok@post.ru>
2096 * double-int.h (double_int_setbit): Declare.
2097 * double-int.c (double_int_setbit): New function.
2098 * rtl.h (immed_double_int_const): Declare.
2099 * emit-rtl.c (immed_double_int_const): New function.
2100 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2101 and immed_double_int_const functions.
2102 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2103 expand_copysign_bit): (Ditto.).
2104 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2105 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2106 * dojump.c (prefer_and_bit_test): (Ditto.).
2107 * expr.c (convert_modes, reduce_to_bit_field_precision,
2108 const_vector_from_tree): (Ditto.).
2109 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2111 2010-04-20 Jan Hubicka <jh@suse.cz>
2113 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2114 (dump_cgraph_node): Dump new flags.
2115 * cgraph.h (struct cgraph_node): Add flags
2116 reachable_from_other_partition and in_other_partition.
2117 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2118 other partition can not be removed.
2119 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2120 the other partition must be output; silence sanity checking on
2121 leaking functions bodies from other paritition.
2122 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2123 (lto_output_node): Output new flags; do not sanity check that inline
2124 clones are output; drop lto_forced_extern_inline_p code; do not mock
2125 visibility flags at partition boundaries.
2126 (add_node_to): New function.
2127 (output_cgraph): Use it to sort functions so masters appear before
2129 (input_overwrite_node): Input new flags.
2130 * passes.c (ipa_write_summaries): Do not call
2131 lto_new_extern_inline_states.
2132 * lto-section-out.c (forced_extern_inline,
2133 lto_new_extern_inline_states lto_delete_extern_inline_states,
2134 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2135 * lto-streamer.h (lto_new_extern_inline_states,
2136 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2137 lto_forced_extern_inline_p): Kill.
2139 2010-04-20 Richard Guenther <rguenther@suse.de>
2141 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2142 from vars that can have pointers.
2143 (process_constraint): Dump useless constraints.
2145 2010-04-20 Richard Guenther <rguenther@suse.de>
2147 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2148 (dump_sa_points_to_info): Remove asserts.
2149 (init_base_vars): nothing_id isn't an escape point nor does it
2152 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2154 * tree.h (TYPE_REF_IS_RVALUE): Define.
2155 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2156 should_move_die_to_comdat, prune_unused_types_walk): Handle
2157 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2158 (modified_type_die, gen_reference_type_die): Emit
2159 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2160 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2162 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2165 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2166 calls for -fpic -m31 if they have been sibcall optimized.
2168 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2170 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2171 ar.lc fixed and call-used.
2173 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2175 2010-04-19 Jan Hubicka <jh@suse.cz>
2177 * opts.c (decode_options): Disable whpr incompatible passes.
2178 * lto/lto.c (lto_1_to_1_map): Skip clones.
2179 (read_cgraph_and_symbols): Do not mark everything as needed.
2180 (do_whole_program_analysis): Do map only after optimizing;
2181 set proper cgraph_state; use passmanager.
2183 2010-04-19 DJ Delorie <dj@redhat.com>
2185 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2186 POINTER_PLUS_EXPR and fix them.
2188 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2190 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2191 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2192 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2193 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2194 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2195 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2196 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2197 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2198 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2199 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2200 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2202 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2204 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2205 (check_cond_move_block): Likewise.
2206 (cond_move_process_if_block): Likewise.
2207 (noce_find_if_block): Improve formatting.
2208 (find_if_header): Pass 0 to memset and tweak conditions.
2209 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2211 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2213 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2217 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2218 with non-local decl doesn't need chain.
2220 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2222 * ira-color.c (allocno_reload_assign): Avoid accumulating
2223 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2225 2010-04-19 Martin Jambor <mjambor@suse.cz>
2227 * gimple.h (create_tmp_reg): Declare.
2228 * gimplify.c (create_tmp_reg): New function.
2229 (gimplify_return_expr): Use create_tmp_reg.
2230 (gimplify_omp_atomic): Likewise.
2231 (gimple_regimplify_operands): Likewise.
2232 * tree-dfa.c (make_rename_temp): Likewise.
2233 * tree-predcom.c (predcom_tmp_var): Likewise.
2234 (reassociate_to_the_same_stmt): Likewise.
2235 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2236 (get_replaced_param_substitute): Likewise.
2237 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2238 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2239 * tree-ssa-pre.c (get_representative_for): Likewise.
2240 (create_expression_by_pieces): Likewise.
2241 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
2242 (create_tailcall_accumulator): Likewise.
2244 2010-04-19 Martin Jambor <mjambor@suse.cz>
2246 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
2248 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2250 2010-04-19 Richard Guenther <rguenther@suse.de>
2252 PR tree-optimization/43796
2253 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2254 from SCEV in the lattice.
2255 (vrp_visit_phi_node): Dump change.
2257 2010-04-19 Richard Guenther <rguenther@suse.de>
2259 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
2260 * configure: Re-generated.
2262 2010-04-19 Richard Guenther <rguenther@suse.de>
2264 PR tree-optimization/43783
2265 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
2266 constant ARRAY_REF operands two and three if possible.
2268 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
2271 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2273 2010-04-19 Jie Zhang <jie@codesourcery.com>
2276 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2278 2010-04-19 Ira Rosen <irar@il.ibm.com>
2280 PR tree-optimization/37027
2281 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
2282 and macro to access it.
2283 (vectorizable_reduction): Add argument.
2284 (vect_get_slp_defs): Likewise.
2285 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
2286 statements for possible use in SLP.
2287 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
2288 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
2289 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
2291 (vectorizable_reduction): Likewise.
2292 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2294 (vectorizable_type_demotion, vectorizable_type_promotion,
2295 vectorizable_store): Likewise.
2296 (vect_analyze_stmt): Update call to vectorizable_reduction.
2297 (vect_transform_stmt): Likewise.
2298 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2299 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2300 from different interleaving chains in same node.
2301 (vect_slp_rearrange_stmts): New function.
2302 (vect_supported_load_permutation_p): Allow load permutations for
2303 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2304 inside SLP nodes if necessary.
2305 (vect_analyze_slp_instance): Handle reductions.
2306 (vect_analyze_slp): Try to build SLP instances originating from groups
2308 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2309 (vect_get_constant_vectors): Create initial vectors for reductions
2310 according to reduction code. Add new argument.
2311 (vect_get_slp_defs): Add new argument, pass it to
2312 vect_get_constant_vectors.
2313 (vect_schedule_slp_instance): Remove SLP tree root statements.
2315 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2317 * tree.h (ENUM_IS_SCOPED): Define.
2318 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2319 for ENUM_IS_SCOPED enums.
2321 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2323 * fold-const.c (fold_comparison): Use ssizetype.
2324 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2325 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2326 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2327 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2329 * tree.h (initialize_sizetypes): Remove parameter.
2330 (build_common_tree_nodes): Remove second parameter.
2331 * stor-layout.c (initialize_sizetypes): Remove parameter.
2332 Always create an unsigned type.
2333 (set_sizetype): Assert that the passed type is unsigned and simplify.
2334 * tree.c (build_common_tree_nodes): Remove second parameter.
2335 Adjust call to initialize_sizetypes.
2336 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2337 build_common_tree_nodes.
2339 2010-04-18 Matthias Klose <doko@ubuntu.com>
2341 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2343 2010-04-18 Ira Rosen <irar@il.ibm.com>
2345 PR tree-optimization/43771
2346 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2347 load permutation doesn't have gaps.
2349 2010-04-18 Jan Hubicka <jh@suse.cz>
2351 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2352 (sse_prologue_save_insn expander): Use new pattern.
2353 (sse_prologue_save_insn1): New pattern and splitter.
2354 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2356 * i386.c (setup_incoming_varargs_64): Do not compute jump
2358 (ix86_gimplify_va_arg): Update alignment needed.
2359 (ix86_local_alignment): Do not align all local arrays to 128bit.
2361 2010-04-17 Jan Hubicka <jh@suse.cz>
2363 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2365 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2367 * arm.md (negdi2): Remove redundant code to force values into a
2370 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2372 * arm/bpabi.S: Add EABI alignment attributes to objects.
2373 * arm/bpabi-v6m.S: Likewise.
2374 * arm/crti.asm: Likewise.
2375 * arm/crtn.asm: Likewise.
2376 * arm/lib1funcs.asm: Likewise.
2377 * arm/libunwind.S: Likewise.
2379 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2381 * arm-protos.h (tune_params): New structure.
2382 * arm.c (current_tune): New variable.
2383 (arm_constant_limit): Delete.
2384 (struct processors): Add pointer to the tune parameters.
2385 (arm_slowmul_tune): New tuning option.
2386 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
2387 (all_cores): Adjust to pick up the tuning model.
2388 (arm_constant_limit): New function.
2389 (arm_override_options): Select the appropriate tuning model. Delete
2390 initialization of arm_const_limit.
2391 (arm_split_constant): Use the new constant-limit model.
2392 (arm_rtx_costs): Pick up the current tuning model.
2393 * arm.md (is_strongarm, is_xscale): Delete.
2394 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
2395 for Xscale variant architectures.
2396 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
2398 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2400 * config/arm/arm.c (arm_gen_constant): Remove unused variable
2402 (arm_rtx_costs_1): Remove unused variable extra_cost.
2403 (arm_unwind_emit_set): Use variable offset.
2404 (thumb1_output_casesi): Remove unused variable flags.
2406 2010-04-16 Jeff Law <law@redhat.com>
2408 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
2409 needing assignment rather than doing a two-phase assignment. Remove
2410 unused variable 'm'.
2412 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2415 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
2417 2010-04-16 Doug Kwan <dougkwan@google.com>
2419 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
2420 (next_operand_entry_id): New static variable.
2421 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
2422 (add_to_ops_vec): Assigned unique ID to operand entry.
2423 (struct oecount_s): New field ID.
2424 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
2425 (undistribute_ops_list): Assign unique IDs to oecounts.
2426 (init_reassoc): reset next_operand_entry_id.
2428 2010-04-16 Doug Kwan <dougkwan@google.com>
2430 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
2431 missing left parenthesis.
2433 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
2435 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
2436 *btdi_rex64 using SWI48 mode iterator.
2437 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
2438 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
2439 *jcc_btdi_mask_rex64.
2441 2010-04-16 Anatoly Sokolov <aesok@post.ru>
2443 * double-int.h (tree_to_double_int): Convert to macro.
2444 * double-int.c (tree_to_double_int): Remove.
2446 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2449 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
2450 with want_address 2 and in case a single element list might be
2451 possible, call it again with want_address 0.
2453 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2455 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
2456 case 'W' print operands for HI mode.
2457 * config/h8300/h8300.h (Y0, Y2) : New constraints.
2458 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
2459 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
2460 * config/h8300/predicate.md (bit_register_indirect_operand): New.
2462 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
2464 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
2465 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
2466 #xx:3 and #xx:4 mode.
2468 * config/h8300/h8300.md (inverted load with HImode dest): Add
2469 support for H8300SX.
2471 * config/h8300/predicate.md (bit_operand): Allow immediate values that
2472 satisfy 'U' constraint.
2474 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2476 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
2477 * configure: Regenerate.
2478 * config.in: Regenerate.
2479 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
2482 2010-04-16 Richard Guenther <rguenther@suse.de>
2484 * tree.h (struct tree_decl_minimal): Move pt_uid ...
2485 (struct tree_decl_common): ... here.
2486 (DECL_PT_UID): Adjust.
2487 (SET_DECL_PT_UID): Likewise.
2488 (DECL_PT_UID_SET_P): Likewise.
2490 2010-04-16 Richard Guenther <rguenther@suse.de>
2492 PR tree-optimization/43572
2493 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
2494 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
2495 * tree-flow.h (is_call_clobbered): Remove.
2496 * tree-flow-inline.h (is_call_clobbered): Likewise.
2497 * tree-dfa.c (dump_variable): Do not dump call clobber state.
2498 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
2499 (execute_return_slot_opt): Adjust.
2500 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
2501 check for call clobbered vars here.
2502 (find_tail_calls): Move tailcall verification to the
2505 2010-04-16 Diego Novillo <dnovillo@google.com>
2507 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
2509 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2512 * config/arm/arm.md (cbranchqi4): New pattern.
2513 * config/arm/predicates.md (const0_operand,
2514 cbranchqi4_comparison_operator): New predicates.
2516 2010-04-16 Richard Guenther <rguenther@suse.de>
2518 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
2519 (dump_gimple_stmt): Likewise.
2521 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2523 * recog.h (struct recog_data): New field is_operator.
2524 (struct insn_operand_data): New field is_operator.
2525 * recog.c (extract_insn): Set recog_data.is_operator.
2526 * genoutput.c (output_operand_data): Emit code to set the
2528 * reload.c (find_reloads): Use it rather than testing for an
2529 empty constraint string.
2532 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
2533 If the previous insn is a cbranchsi4_insn with the same arguments,
2534 omit the compare instruction.
2536 * config/arm/arm.md (addsi3_cbranch): If destination is a high
2537 register, inputs must be low registers and we need a low register
2538 scratch. Handle alternative 2 like alternative 3.
2540 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2542 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
2543 don't call get_addr on both. If one expression is a VALUE and
2544 the other a REG, check VALUE's locs if the REG isn't among them.
2546 2010-04-16 Christian Bruel <christian.bruel@st.com>
2548 * config/sh/sh.h (sh_frame_pointer_required): New function.
2549 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
2550 (flag_omit_frame_pointer) Set.
2551 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
2552 (rounded_frame_size): Adjust size with outgoing_args_size.
2553 (sh_set_return_address): Must return from stack pointer.
2554 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
2555 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2556 (ACCUMULATE_OUTGOING_ARGS): Define.
2557 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
2558 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
2560 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2563 * config/sh/sh.c (sh_legitimize_reload_address): Use
2564 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
2565 Remove a unneeded check for offset_base.
2567 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
2569 * configure: Regenerated.
2571 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2573 * config/s390/s390.c (s390_call_save_register_used): Switch back
2574 to HARD_REGNO_NREGS.
2576 2010-04-15 Richard Guenther <rguenther@suse.de>
2578 * alias.c (alias_set_subset_of): Handle alias-set zero
2581 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
2582 Julian Brown <julian@codesourcery.com>
2584 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
2585 alternatives according to use of high and low regs.
2586 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
2587 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
2588 optimizing for size on Thumb-2.
2590 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
2592 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
2594 2010-04-15 Richard Guenther <rguenther@suse.de>
2596 * tree-ssa-structalias.c (struct variable_info): Add
2598 (new_var_info): Initialize it.
2599 (dump_constraints): Support printing last added constraints.
2600 (debug_constraints): Adjust.
2601 (dump_constraint_graph): Likewise.
2602 (make_heapvar_for): Check for NULL cfun.
2603 (get_function_part_constraint): New function.
2604 (get_fi_for_callee): Likewise.
2605 (find_func_aliases): Properly implement IPA PTA constraints.
2606 (process_ipa_clobber): New function.
2607 (find_func_clobbers): Likewise.
2608 (insert_into_field_list_sorted): Remove.
2609 (create_function_info_for): Properly allocate vars for IPA mode.
2610 Do not use insert_into_field_list_sorted.
2611 (create_variable_info_for): Properly generate constraints for
2612 global vars in IPA mode.
2613 (dump_solution_for_var): Always dump the solution.
2614 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
2615 (find_what_var_points_to): Adjust.
2616 (pt_solution_set): Change.
2617 (pt_solution_ior_into): New function.
2618 (pt_solution_empty_p): Export.
2619 (pt_solution_includes_global): Adjust.
2620 (pt_solution_includes_1): Likewise.
2621 (pt_solutions_intersect_1): Likewise.
2622 (dump_sa_points_to_info): Check some invariants.
2623 (solve_constraints): Move constraint dumping ...
2624 (compute_points_to_sets): ... here.
2625 (ipa_pta_execute): ... and here.
2626 (compute_may_aliases): Do not re-compute points-to info
2627 locally if IPA info is available.
2628 (ipa_escaped_pt): New global var.
2629 (ipa_pta_execute): Properly implement IPA PTA.
2630 * tree-into-ssa.c (dump_decl_set): Support dumping
2631 decls not in referenced-vars.
2632 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
2633 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
2634 (dump_points_to_solution): Likewise.
2635 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
2636 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
2637 (remap_gimple_stmt): Reset call clobber/use information if necessary.
2638 (copy_decl_to_var): Copy DECL_PT_UID.
2639 (copy_result_decl_to_var): Likewise.
2640 * tree.c (make_node_stat): Initialize DECL_PT_UID.
2641 (copy_node_stat): Copy it.
2642 * tree.h (DECL_PT_UID): New macro.
2643 (SET_DECL_PT_UID): Likewise.
2644 (DECL_PT_UID_SET_P): Likewise.
2645 (struct tree_decl_minimal): Add pt_uid member.
2646 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
2647 (pt_solution_empty_p): Declare.
2648 (pt_solution_set): Adjust.
2649 (ipa_escaped_pt): Declare.
2650 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
2651 * gimple-pretty-print.c (pp_points_to_solution): New function.
2652 (dump_gimple_call): Dump call clobber/use information.
2653 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
2654 * tree-pass.h (TDF_ALIAS): New dump option.
2655 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
2656 * doc/invoke.texi (-fipa-pta): Update documentation.
2658 2010-04-15 Richard Guenther <rguenther@suse.de>
2660 * Makefile.in (OBJS-common): Add gimple-fold.o.
2661 (gimple-fold.o): New rule.
2662 * tree.h (maybe_fold_offset_to_reference,
2663 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
2665 * gimple.h: ... here.
2666 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
2667 may_propagate_address_into_dereference): Move prototypes ...
2668 * gimple.h: ... here.
2669 * tree-ssa-ccp.c (get_symbol_constant_value,
2670 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
2671 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
2672 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
2673 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
2674 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
2675 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
2676 gimplify_and_update_call_from_tree): Move ...
2677 * gimple-fold.c: ... here. New file.
2678 (ccp_fold_builtin): Rename to ...
2679 (gimple_fold_builtin): ... this.
2680 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
2682 2010-04-15 Richard Guenther <rguenther@suse.de>
2684 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
2685 fit_double_type, force_fit_type_double, add_double_with_sign,
2686 neg_double, mul_double_with_sign, lshift_double, rshift_double,
2687 lrotate_double, rrotate_double, div_and_round_double): Move ...
2688 * double-int.c: ... here.
2689 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
2690 add_double, neg_double, mul_double_with_sign, mul_double,
2691 lshift_double, rshift_double, lrotate_double, rrotate_double,
2692 div_and_round_double): Move prototypes ...
2693 * double-int.h: ... here.
2695 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
2698 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
2699 matching constraints to ensure inputs match the output.
2701 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2704 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
2705 in an input-only operand.
2707 2010-04-15 Anatoly Sokolov <aesok@post.ru>
2709 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
2710 (double_int_not, double_int_lshift, double_int_rshift): Declare.
2711 (double_int_negative_p): Convert to static inline function.
2712 * double-int.c (double_int_lshift, double_int_lshift): New functions.
2713 (double_int_negative_p): Remove.
2714 * tree.h (lshift_double, rshift_double):
2715 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
2716 * fold-const.c (fold_convert_const_int_from_real,
2717 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
2718 (lshift_double): Change type of arith argument to bool.
2719 (rshift_double): Change type of arith argument to bool. Correct
2721 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2723 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
2726 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
2727 at the start and end of the then/else blocks, and omit them from the
2729 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
2730 argument; all callers changed. Pass zero to old_insns_match_p instead.
2731 (flow_find_head_matching_sequence): New function.
2732 (old_insns_match_p): Check REG_EH_REGION notes for calls.
2733 * basic-block.h (flow_find_cross_jump,
2734 flow_find_head_matching_sequence): Declare functions.
2736 2010-04-14 Jason Merrill <jason@redhat.com>
2739 * c-common.c (attribute_takes_identifier_p): New fn.
2740 * c-common.h: Declare it.
2742 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2744 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
2746 (*udivmod<mode>4): Ditto.
2748 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2750 * config/i386/i386.md (maxmin_int): Rename code attribute from
2751 maxminiprefix and update all users.
2752 (maxmin_float): Ditto from maxminfprefix.
2753 (logic): Ditto from logicprefix.
2754 (absneg_mnemonic): Ditto from absnegprefix.
2755 * config/i386/mmx.md: Update all users of maxminiprefix,
2756 maxminfprefix and logicprefix for rename.
2757 * config/i386/sse.md: Ditto.
2758 * config/i386/sync.md (sync_<code><mode>): Update for
2761 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
2764 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
2765 warnings converted to errors.
2767 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2769 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
2770 used insn_type variable.
2771 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
2772 to avoid set-but-not-used warning.
2774 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2776 * df-core.c (df_ref_debug): Change format string placeholder
2778 * dwarf2asm.c (dw2_asm_output_data_raw,
2779 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
2780 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
2781 * dwarf2out.c (output_cfi, output_cfi_directive,
2782 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
2783 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
2785 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
2786 * print-rtl.c (print_rtx): Ditto.
2788 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2791 * builtins.c (expand_builtin_pow_root): New function to expand pow
2792 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
2793 series of sqrt and cbrt calls under -ffast-math.
2794 (expand_builtin_pow): Call it.
2796 2010-04-14 Michael Matz <matz@suse.de>
2798 PR tree-optimization/42963
2799 * tree-cfg.c (touched_switch_bbs): New static variable.
2800 (group_case_labels_stmt): New function broken out from ...
2801 (group_case_labels): ... here, use the above.
2802 (start_recording_case_labels): Allocate touched_switch_bbs.
2803 (end_recording_case_labels): Deallocate it, call
2804 group_case_labels_stmt.
2805 (gimple_redirect_edge_and_branch): Remember index of affected BB.
2807 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2809 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
2812 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2814 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
2816 2010-04-13 Jan Hubicka <jh@suse.cz>
2818 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
2819 of optimized out static functions.
2820 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
2821 cost computation. Also sanity check for overflows.
2822 (update_caller_keys): Update cgraph_edge_badness call; properly
2823 update fibheap and sanity check that it is up to date.
2824 (add_new_edges_to_heap): Update cgraph_edge_badness.
2825 (cgraph_decide_inlining_of_small_function): Likewise;
2826 add sanity checking that badness in heap is up to date;
2827 improve dumping of reason; Update badness of calls to the
2828 offline copy of function currently inlined; dump badness
2829 of functions not inlined because of unit growth limits.
2831 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2834 * c-common.c (pointer_int_sum): Disregard overflow that occured only
2835 because of sign-extension change when converting to sizetype here...
2836 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
2838 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
2839 the folding to constants. Remove redundant final conversion.
2840 (fold_binary) <associate>: Do not associate if the re-association of
2841 constants alone overflows.
2842 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
2843 to the end of the list.
2844 (multiple_of_p) <COND_EXPR>: New case.
2846 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
2848 * opt-functions.awk (opt_sanitized_name): New.
2850 * optc-gen.awk: Use it
2851 * opth-gen.awk: Use it.
2853 2010-04-13 Martin Jambor <mjambor@suse.cz>
2855 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
2856 (sra_modify_assign): Delete stmts loading dead data even if racc has no
2857 children. Call replace_uses_with_default_def_ssa_name to handle
2860 2010-04-13 Michael Matz <matz@suse.de>
2863 * builtins.c (expand_builtin_interclass_mathfn): Also create
2864 a register if the predicate doesn't match.
2866 2010-04-13 Diego Novillo <dnovillo@google.com>
2868 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
2869 * c-pch.c: Include timevar.h.
2870 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
2871 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
2872 * ggc-common.c: Include timevar.h.
2873 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
2874 * timevar.def (TV_PCH_SAVE): Define.
2875 (TV_PCH_CPP_SAVE): Define.
2876 (TV_PCH_PTR_REALLOC): Define.
2877 (TV_PCH_PTR_SORT): Define.
2878 (TV_PCH_RESTORE): Define.
2879 (TV_PCH_CPP_RESTORE): Define.
2881 2010-04-13 Michael Matz <matz@suse.de>
2883 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
2885 (can_reassociate_p): New function.
2886 (break_up_subtract_bb, reassociate_bb): Use it.
2888 2010-04-13 Richard Guenther <rguenther@suse.de>
2891 * builtins.c (c_readstr): Fix assert.
2893 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
2895 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
2896 when generating cltd insn.
2898 (*ashl<mode>3_1): Remove special handling for register operand 2.
2899 (*ashlsi3_1_zext): Ditto.
2900 (*ashlhi3_1): Ditto.
2901 (*ashlhi3_1_lea): Ditto.
2902 (*ashlqi3_1): Ditto.
2903 (*ashlqi3_1_lea): Ditto.
2904 (*<shiftrt_insn><mode>3_1): Ditto.
2905 (*<shiftrt_insn>si3_1_zext): Ditto.
2906 (*<shiftrt_insn>qi3_1_slp): Ditto.
2907 (*<rotate_insn><mode>3_1): Ditto.
2908 (*<rotate_insn>si3_1_zext): Ditto.
2909 (*<rotate_insn>qi3_1_slp): Ditto.
2911 2010-04-13 Richard Guenther <rguenther@suse.de>
2913 * tree-ssa-structalias.c (callused_id): Remove.
2914 (call_stmt_vars): New.
2915 (get_call_vi): Likewise.
2916 (lookup_call_use_vi): Likewise.
2917 (lookup_call_clobber_vi): Likewise.
2918 (get_call_use_vi): Likewise.
2919 (get_call_clobber_vi): Likewise.
2920 (make_transitive_closure_constraints): Likewise.
2921 (handle_const_call): Adjust to do per-call call-used handling.
2922 (handle_pure_call): Likewise.
2923 (find_what_var_points_to): Remove general callused handling.
2924 (init_base_vars): Likewise.
2925 (init_alias_vars): Initialize call_stmt_vars.
2926 (compute_points_to_sets): Process call-used and call-clobbered
2927 vars for call statements.
2928 (delete_points_to_sets): Free call_stmt_vars.
2930 2010-04-13 Richard Guenther <rguenther@suse.de>
2932 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2933 Only add RW dependence for dependence distance zero.
2934 Adjust maximal vectorization factor according to dependences.
2935 Move alignment handling ...
2936 (vect_find_same_alignment_drs): ... here. New function.
2937 (vect_analyze_data_ref_dependences): Adjust.
2938 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
2939 (vect_analyze_data_refs): Adjust minimal vectorization factor
2940 according to data references.
2941 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
2942 dependences before determining the vectorization factor.
2943 Analyze alignment after determining the vectorization factor.
2944 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
2945 dependences before alignment.
2946 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
2948 (vect_analyze_data_refs): Likewise.
2949 (MAX_VECTORIZATION_FACTOR): New define.
2951 2010-04-13 Duncan Sands <baldrick@free.fr>
2953 * except.h (lang_eh_type_covers): Remove.
2954 * except.c (lang_eh_type_covers): Likewise.
2956 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2957 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2959 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
2960 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
2961 UNITS_PER_LONG where it is ABI relevant.
2962 (s390_return_addr_rtx): Likewise.
2963 (s390_back_chain_rtx): Likewise.
2964 (s390_frame_area): Likewise.
2965 (s390_frame_info): Likewise.
2966 (s390_initial_elimination_offset): Likewise.
2967 (save_gprs): Likewise.
2968 (s390_emit_prologue): Likewise.
2969 (s390_emit_epilogue): Likewise.
2970 (s390_function_arg_advance): Likewise.
2971 (s390_function_arg): Likewise.
2972 (s390_va_start): Likewise.
2973 (s390_gimplify_va_arg): Likewise.
2974 (s390_function_profiler): Likewise.
2975 (s390_optimize_prologue): Likewise.
2976 (s390_rtx_costs): Likewise.
2977 (s390_secondary_reload): Likewise.
2978 (s390_promote_function_mode): Likewise.
2979 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
2980 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
2981 registers available.
2982 (s390_unwind_word_mode): New function.
2983 (s390_function_value): Split 64 bit values into register pair if
2984 used as return value.
2985 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
2986 function call parameters. Handle parallels.
2987 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
2988 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
2989 (DWARF_CIE_DATA_ALIGNMENT): New macro.
2990 (s390_expand_setmem): Remove unused variable src_addr.
2991 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
2992 deal with 64 bit registers.
2993 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
2994 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
2995 (UNITS_PER_LONG): New macro.
2996 * libjava/include/s390-signal.h: Define extended ucontext
2997 structure containing the upper halfs of the 64 bit registers.
2999 2010-04-13 Simon Baldwin <simonb@google.com>
3001 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
3003 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3005 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
3006 rvalue on the RHS if the LHS is of a non-renamable type.
3007 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
3009 2010-04-13 Matthias Klose <doko@ubuntu.com>
3011 * gcc.c (cc1_options): Handle -iplugindir before processing
3012 the cc1 spec. Only add -iplugindir once.
3013 (cpp_unique_options): Add -iplugindir option if -fplugin* options
3015 * common.opt (iplugindir): Remove `Separate' property, initialize.
3016 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
3018 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
3019 (distclean): Remove plugin dir.
3020 * doc/invoke.texi: Document -iplugindir.
3022 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
3024 * doc/plugins.texi (Loading Plugins): Document short
3025 -fplugin=foo option.
3026 (Plugin API): Mention default_plugin_dir_name function.
3028 * gcc.c (find_file_spec_function): Add new declaration.
3029 (static_spec_func): Use it for "find-file".
3030 (find_file_spec_function): Add new function.
3031 (cc1_options): Add -iplugindir option if -fplugin* options found.
3033 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
3035 * plugin.c (add_new_plugin): Updated comment, and handle short
3037 (default_plugin_dir_name): Added new function.
3039 * common.opt (iplugindir): New option to set the plugin directory.
3041 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
3043 * config/i386/i386.md (any_rotate): New code iterator.
3044 (rotate_insn): New code attribute.
3046 (SWIM124): New mode iterator.
3047 (<rotate_insn>ti3): New expander.
3048 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
3049 any_rotate code iterator.
3050 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
3051 using any_rotate code iterator and SWIM124 mode iterator.
3052 (ix86_rotlti3): New insn_and_split pattern.
3053 (ix86_rotrti3): Ditto.
3054 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
3055 ix86_rotl{di,ti}3 patterns.
3056 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
3057 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
3058 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
3059 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
3060 code iterator and SWI mode iterator.
3061 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
3062 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
3064 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
3065 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
3066 (bswap rotatert splitter): Add splitter.
3067 (bswap splitter): Macroize splitter using any_rotate code iterator.
3068 Add insn predicate to split only for TARGET_USE_XCHGB or when
3069 optimizing function for size.
3071 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3073 * config/pa/pa.c (emit_move_sequence): Remove use of
3074 deleted variable flag_argument_noalias.
3076 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3078 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
3080 Add to unsupported targets list.
3081 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
3082 sparc*-sun-solaris2.[567]* from target lists.
3083 * configure: Regenerate.
3084 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
3086 Remove Solaris 7 patch references.
3087 (Specific, sparc-sun-solaris2.7): Removed.
3088 (sparc-sun-solaris2*): Update Solaris 7 example.
3089 (sparc64-*-solaris2*): Likewise.
3091 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3093 * config.build (alpha*-dec-osf4*): Remove.
3094 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
3095 of obsolete configurations.
3096 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
3098 * config/alpha/t-osf4: Renamed to ...
3099 * config/alpha/t-osf5: ... this.
3100 * config/alpha/osf.h: Renamed to ...
3101 * config/alpha/osf5.h: ... this.
3102 Merged old osf5.h contents.
3104 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
3105 (EXTRA_SPECS): Removed.
3106 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
3107 reflect removal of Tru64 UNIX V4.0/V5.0 support.
3110 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3112 * doc/contrib.texi (Contributors, Rainer Orth): Update.
3114 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
3117 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
3118 __thiscall convention.
3120 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3122 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
3124 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
3126 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3128 * function.c (assign_parms_initialize_all): Add unused attribute
3131 2010-04-12 Richard Guenther <rguenther@suse.de>
3133 * gsstruct.def (GSS_CALL): New.
3134 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
3135 * gimple.h: Include tree-ssa-alias.h.
3136 (struct gimple_statement_call): New.
3137 (union gimple_statement_struct_d): Add gimple_call member.
3138 (gimple_call_reset_alias_info): Declare.
3139 (gimple_call_use_set): New function.
3140 (gimple_call_clobber_set): Likewise.
3141 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
3142 * gimple.c (gimple_call_reset_alias_info): New function.
3143 (gimple_build_call_1): Call it.
3144 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3145 * tree-inline.c (remap_gimple_stmt): Likewise.
3146 (expand_call_inline): Remove callused handling.
3147 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
3148 * tree-dfa.c (dump_variable): Likewise.
3149 * tree-parloops.c (parallelize_loops): Likewise.
3150 * tree-ssa.c (init_tree_ssa): Likewise.
3151 (delete_tree_ssa): Likewise.
3152 * tree-flow-inline.h (is_call_used): Remove.
3153 * tree-flow.h (struct gimple_df): Remove callused member.
3154 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
3155 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
3156 (ref_maybe_used_by_call_p_1): Simplify.
3157 (call_may_clobber_ref_p_1): Likewise.
3158 * tree-ssa-structalias.c (compute_points_to_sets): Set
3159 the call stmt used and clobbered sets.
3160 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
3161 (find_tail_calls): Verify the tail call.
3163 2010-04-12 Richard Guenther <rguenther@suse.de>
3165 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
3166 single-iteration always-inline inlining.
3167 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
3168 (cgraph_decide_inlining): Do not handle always-inline specially.
3169 (try_inline): Remove always-inline cycle detection special case.
3170 Do not recurse on always-inlines.
3171 (cgraph_early_inlining): Do not iterate if not optimizing.
3172 (cgraph_gate_early_inlining): remove.
3173 (pass_early_inline): Run unconditionally.
3174 (gate_cgraph_decide_inlining): New function.
3175 (pass_ipa_inline): Use it. Do not run the IPA inliner if
3176 not inlining or optimizing.
3177 (cgraph_decide_inlining_of_small_functions): Also consider
3178 always-inline functions.
3179 (cgraph_default_inline_p): Return true for nodes which should
3180 disregard inline limits.
3181 (estimate_function_body_sizes): Assume zero size and time for
3182 nodes which are marked as disregarding inline limits.
3183 (cgraph_decide_recursive_inlining): Do not perform recursive
3184 inlining on always-inline nodes.
3186 2010-04-12 Jakub Jelinek <jakub@redhat.com>
3189 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
3190 for exprs satisfying handled_component_p.
3192 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
3194 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
3195 non-constant aggregate elements.
3197 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
3198 is a real initialization.
3200 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
3203 * c-decl.c (start_function): Move forward check for nested function.
3205 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3207 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
3208 * config/sh/sh.c: Include reload.h.
3209 (sh_legitimize_reload_address): New.
3210 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
3211 sh_legitimize_reload_address.
3213 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3215 * config/sh/sh.md (*movqi_pop): New insn pattern.
3216 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
3218 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3220 * config/i386/i386.md (any_shiftrt): New code iterator.
3221 (shiftrt_insn): New code attribute.
3223 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
3224 using any_shiftrt code iterator.
3225 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
3226 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
3227 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
3228 pattern from corresponding peephole2 patterns.
3229 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
3230 using any_shiftrt code iterator.
3231 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
3232 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
3233 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
3234 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
3235 *{ashr,lshr}<mode>3_cmp_zext.
3236 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
3238 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3240 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
3242 (*lshr<mode>3_cconly): Ditto.
3244 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3246 * config/i386/i386.md (lshr<mode>3): Macroize expander from
3247 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3248 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3249 pattern from *lshr{di,ti}3_1 and corresponding splitters using
3251 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3252 from corresponding peephole2 patterns.
3253 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
3254 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
3255 and *lshrdi3_1_rex64 using SWI mode iterator.
3256 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
3257 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
3258 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
3259 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
3260 and *lshrdi3_cmp_rex64 using SWI mode iterator.
3261 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
3262 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
3263 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
3264 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
3267 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
3269 * config/i386/i386.md (ashr<mode>3): Macroize expander from
3270 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3271 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3272 pattern from *ashr{di,ti}3_1 and corresponding splitters using
3274 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3275 from corresponding peephole2 patterns.
3276 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
3277 (ashrsi3_cvt): Rename from ashrsi3_31.
3278 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
3279 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
3280 and x86_64_shift_adj_3 using SWI48 mode iterator.
3281 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
3282 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
3283 and *ashrdi3_1_rex64 using SWI mode iterator.
3284 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
3285 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
3286 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
3287 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
3288 and *ashrdi3_cmp_rex64 using SWI mode iterator.
3289 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
3290 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
3291 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
3292 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
3294 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
3295 * config/i386/i386.c (ix86_split_ashr): Update for renamed
3296 x86_shift<mode>_adj_3 expanders.
3298 2010-04-10 Wei Guozhi <carrot@google.com>
3301 * config/arm/arm.c (arm_pic_static_addr): New function.
3302 (legitimize_pic_address): Call arm_pic_static_addr when it detects
3304 (arm_output_addr_const_extra): Output expression for new pattern.
3305 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
3307 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
3309 * ira-costs.c (record_reg_classes): Ignore alternatives that are
3312 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
3313 * web.c: Include "insn-config.h" and "recog.h".
3314 (union_match_dups): New function.
3315 (web_main): Call it.
3316 (union_defs): Don't try to recognize match_dups.
3318 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
3319 if doing so would replace the entire pattern.
3321 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3325 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
3326 and splitter pattern. Change splitter operand 1 predicate to
3329 2010-04-09 Martin Jambor <mjambor@suse.cz>
3331 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
3332 lattices are addresses of CONST_DECLs with the same initial value.
3333 (ipcp_print_all_lattices): Print values of CONST_DECLs.
3334 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3336 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
3337 Bernd Schmidt <bernds@codesourcery.com>
3339 * loop-invariant.c (replace_uses): New static function.
3340 (move_invariant_reg): Use it to ensure we can replace the uses.
3342 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
3344 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
3346 (picochip_override_options): Enable section anchors only above -O1.
3347 (picochip_reorg): Fixed a couple of build warnings.
3349 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3351 * configure.ac (plugin -rdynamic test): Log result.
3352 * configure: Regenerate.
3353 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
3354 (RDYNAMIC_SPEC): Define.
3355 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
3357 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3359 * configure.ac: Determine Sun ld version numbers.
3360 (comdat_group): Restrict GNU ld version checks to gld.
3361 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
3362 (enable_comdat): Support --enable-comdat.
3363 * configure: Regenerate.
3364 * doc/install.texi (Configuration): Document --enable-comdat.
3366 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3368 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
3369 * config/sol2-gld.h: ... here.
3370 * config.gcc (sparc*-*-solaris2*): Reflect this.
3371 (i[34567]86-*-solaris2*): Use it.
3373 2010-04-09 Steve Ellcey <sje@cup.hp.com>
3375 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
3377 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
3379 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3382 * diagnostic.c (diagnostic_initialize): Initialize
3383 some_warnings_are_errors.
3384 (diagnostic_finish): New.
3385 (diagnostic_action_after_output): Call it before exiting.
3386 (diagnostic_report_diagnostic): Do not print message here. Set
3387 some_warnings_are_errors.
3388 * diagnostic.h (diagnostic_context): Delete
3389 issue_warnings_are_errors_message. Add some_warnings_are_errors.
3390 (diagnostic_finish): Declare.
3391 * toplev.c (toplev_main): Call it before exit.
3393 2010-04-09 Jason Merrill <jason@redhat.com>
3396 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
3397 for incomplete type.
3400 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
3401 based on a warning flag.
3403 2010-04-09 Richard Guenther <rguenther@suse.de>
3405 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
3407 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
3410 * varasm.c (default_assemble_visibility): Wrap vars that are
3411 set, but unused, by targets without GAS.
3412 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
3413 Remove set, but unused, vars.
3414 (rs6000_legitimize_tls_address): Likewise.
3415 (altivec_expand_dst_builtin): Likewise.
3416 * config/darwin.c (machopic_classify_symbol): Likewise.
3417 (machopic_indirection_name): Likewise.
3419 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3421 * config/i386/i386.md (DWI): New mode iterator.
3422 (S): New mode attribute.
3423 (shift_operand): Ditto.
3424 (shift_immediate_operand): Ditto.
3425 (ashl_input_operand): Ditto.
3426 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
3427 using SDWIM mode iterator.
3428 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
3429 pattern from *ashl{di,ti}3_1 and corresponding splitters using
3431 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
3432 from corresponding peephole2 patterns.
3433 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
3434 and x86_64_shift_adj_1 using SWI48 mode iterator.
3435 (x86_shift<mode>_adj_2): Ditto.
3436 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
3437 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
3438 using SWI48 mode iterator.
3439 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
3440 *ashldi3_cmp_rex64 using SWI mode iterator.
3441 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
3442 *ashldi3_cconly_rex64 using SWI mode iterator.
3443 * config/i386/i386.c (ix86_split_ashl): Update for renamed
3444 x86_shift<mode>_adj_{1,2}.
3445 (ix86_split_ashr): Ditto.
3446 (ix86_split_lshr): Ditto.
3448 2010-04-09 Richard Guenther <rguenther@suse.de>
3450 * target.h (builtin_conversion): Pass in input and output types.
3451 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
3452 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
3453 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
3454 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
3456 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
3458 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
3460 2010-04-09 Richard Guenther <rguenther@suse.de>
3463 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
3465 2010-04-09 Richard Guenther <rguenther@suse.de>
3467 * tree-vectorizer.h (struct _stmt_vec_info): Document
3468 that vectype is the type of the LHS.
3469 (supportable_widening_operation, supportable_narrowing_operation):
3470 Get both input and output vector types as arguments.
3471 (vect_is_simple_use_1): Declare.
3472 (get_same_sized_vectype): Likewise.
3473 * tree-vect-loop.c (vect_determine_vectorization_factor):
3474 Set STMT_VINFO_VECTYPE to the vector type of the def.
3475 (vectorizable_reduction): Adjust.
3476 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
3477 Adjust. Specify the output vector type.
3478 (vect_pattern_recog_1): Adjust.
3479 * tree-vect-stmts.c (get_same_sized_vectype): New function.
3480 (vectorizable_call): Adjust.
3481 (vectorizable_conversion): Likewise.
3482 (vectorizable_operation): Likewise.
3483 (vectorizable_type_demotion): Likewise.
3484 (vectorizable_type_promotion): Likewise.
3485 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
3487 (vect_is_simple_use_1): New function.
3488 (supportable_widening_operation): Get both input and output
3490 (supportable_narrowing_operation): Likewise.
3491 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
3493 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
3495 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
3496 __thiscall and _thiscall as predefined macros.
3497 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
3498 thiscall attribute handling.
3499 (ix86_comp_type_attributes): Likewise.
3500 (ix86_function_regparm): Likewise.
3501 (ix86_return_pops_args): Likewise.
3502 (init_cumulative_args): Likewise.
3503 (find_drap_reg): Likewise.
3504 (ix86_static_chain): Likewise.
3505 (x86_this_parameter): Likewise.
3506 (x86_output_mi_thunk): Likewise.
3507 (ix86_attribute_table): Add description for thiscall attribute.
3508 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
3509 * doc/extend.texi: Add documentation for thiscall.
3511 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3514 * c.opt (Wint-to-pointer-cast): Available in C++.
3515 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
3517 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
3519 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
3520 * calls.c (expand_call): Pass the function type to aggregate_value_p.
3521 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
3522 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
3523 function type instead. Reorder and simplify checks.
3525 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
3527 2010-04-08 Jing Yu <jingyu@google.com>
3528 Zdenek Dvorak <ook@ucw.cz>
3530 PR tree-optimization/42720
3531 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
3532 loop unswitch conditions here from ...
3533 (tree_unswitch_single_loop): ... here.
3535 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3537 * tree-if-conv.c: Fix comments and simplify logic.
3539 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3541 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
3542 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
3543 (main_tree_if_conversion): Update call to tree_if_conversion.
3545 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3548 * doc/invoke.texi (-b,-V): Delete.
3549 * doc/tm.texi: Do not mention -b.
3550 * gcc.c (display_help): Delete -b and -V.
3551 (process_command): Delete -b and -V.
3552 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
3554 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
3555 Wolfgang Gellerich <gellerich@de.ibm.com>
3557 Implement target hook for loop unrolling
3558 * target.h (loop_unroll_adjust): Add a new target hook function.
3559 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
3560 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
3561 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
3562 (s390_loop_unroll_adjust): Implement the new target hook for s390.
3563 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
3565 (decide_unroll_stupid): Likewise.
3567 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3570 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
3572 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3574 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
3575 (Specific, *-*-solaris2*): Likewise.
3576 Don't prefer Sun as over GNU as.
3578 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
3580 * config/s390/s390.c (override_options): Adjust the z10
3581 defaults for max-unroll-times, max-completely-peeled-insns
3582 and max-completely-peel-times.
3584 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3586 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
3587 instructions for z10.
3588 (s390_expand_setmem): Likewise.
3589 (s390_expand_cmpmem): Likewise.
3591 2010-04-08 Richard Guenther <rguenther@suse.de>
3593 PR tree-optimization/43679
3594 * tree-ssa-pre.c (eliminate): Only propagate copies.
3596 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3599 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
3600 set but not used variable warning.
3602 2010-04-08 Wei Guozhi <carrot@google.com>
3605 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
3606 (arm_size_rtx_costs): Call the new function when optimized for size.
3608 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3611 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
3612 op0 is not a MEM, just return NULL instead of assertion
3614 (discover_nonconstant_array_refs): Don't walk debug stmts.
3616 2010-04-08 Doug Kwan <dougkwan@google.com>
3618 * configure.ac: Recognize gold and do not use its version number
3619 to test ld features.
3620 * configure: Regenerate.
3622 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
3625 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
3626 (negate_value): Move code to push elements to broken_up_substracts ...
3627 (eliminate_plus_minus_pair): ... here. Push operands that have no
3628 negative pair to plus_negates.
3629 (repropagate_negates, init_reassoc, fini_reassoc): Update.
3631 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3633 * doc/install.texi (Configuration): Move description of
3634 --enable-lto, --with-libelf*, --enable-gold from Java section to
3637 * doc/generic.texi (Working with declarations)
3638 (Function Properties, C and C++ Trees): Fix typos.
3639 * doc/sourcebuild.texi (Top Level): Likewise.
3641 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3644 * tree.h (DECL_READ_P): Define.
3645 (struct tree_decl_common): Add decl_read_flag.
3646 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
3647 a set but not used warning.
3648 (merge_decls): Merge DECL_READ_P flag.
3649 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
3650 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
3651 * c-common.c (handle_used_attribute, handle_unused_attribute):
3653 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
3655 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
3657 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
3658 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
3659 c_parser_binary_expression, c_parser_cast_expression,
3660 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
3661 Call default_function_array_read_conversion instead of
3662 default_function_array_conversion where needed.
3663 (c_parser_unary_expression, c_parser_conditional_expression,
3664 c_parser_postfix_expression_after_primary, c_parser_initelt):
3665 Likewise. Call mark_exp_read where needed.
3666 (c_parser_statement_after_labels, c_parser_asm_operands,
3667 c_parser_typeof_specifier, c_parser_sizeof_expression,
3668 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
3670 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
3672 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
3673 (warn_unused_but_set_parameter): Default to warn_unused
3675 * doc/invoke.texi: Document -Wunused-but-set-variable and
3676 -Wunused-but-set-parameter.
3678 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
3679 used count variable.
3680 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
3681 when operandN variables aren't used in the body of the expander
3683 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
3684 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
3685 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
3686 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
3687 FOR_EACH_IMM_USE_ON_STMT): Likewise.
3688 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
3689 * tree.c (PROCESS_ARG): Likewise.
3691 2010-04-07 Simon Baldwin <simonb@google.com>
3693 * diagnostic.h (diagnostic_override_option_index): New macro to
3694 set a diagnostic's option_index.
3695 * c-tree.h (c_cpp_error): Add warning reason argument.
3696 * opts.c (_warning_as_error_callback): New.
3697 (register_warning_as_error_callback): Store callback for
3698 warnings enabled via enable_warning_as_error.
3699 (enable_warning_as_error): Call callback, minor code tidy.
3700 * opts.h (register_warning_as_error_callback): Declare.
3701 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
3702 response to -Werror=.
3703 (c_common_init_options): Register warning_as_error_callback in opts.c.
3704 * common.opt: Add -Wno-cpp option.
3705 * c-common.c (struct reason_option_codes_t): Map cpp warning
3706 reason codes to gcc option indexes.
3707 * (c_option_controlling_cpp_error): New function, lookup the gcc
3708 option index for a cpp warning reason code.
3709 * (c_cpp_error): Add warning reason argument, call
3710 c_option_controlling_cpp_error for diagnostic_override_option_index.
3711 * doc/invoke.texi: Document -Wno-cpp.
3713 2010-04-07 Richard Guenther <rguenther@suse.de>
3715 * ipa-reference.c (mark_load): Use get_base_address.
3716 (mark_store): Likewise.
3718 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
3719 inserting GIMPLE_NOPs into the IL.
3720 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3721 Explicitly strip handled components and indirect references.
3723 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
3724 folding address expressions.
3725 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
3726 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
3727 operand_equal_p to compare decls.
3728 (ptr_deref_may_alias_decl_p): Likewise.
3729 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
3730 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
3731 Handle reversed comparison ops.
3732 * tree-sra.c (asm_visit_addr): Use get_base_address.
3733 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
3734 * ipa-reference.c (mark_address): Use get_base_address.
3736 2010-04-07 Richard Guenther <rguenther@suse.de>
3738 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
3739 Propagate constants everywhere.
3741 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3744 * tree.c (MAX_INT_CACHED_PREC): Define.
3745 (nonstandard_integer_type_cache): New array.
3746 (build_nonstandard_integer_type): Cache results for precision
3747 <= MAX_INT_CACHED_PREC.
3749 2010-04-07 Richard Guenther <rguenther@suse.de>
3751 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
3752 -fargument-noalias-global, -fargument-noalias-anything): Remove.
3753 * common.opt: Likewise.
3754 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
3755 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
3756 (nonoverlapping_memrefs_p): Likewise.
3757 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3758 * opts.c (common_handle_option): Handle OPT_fargument_alias,
3759 OPT_fargument_noalias, OPT_fargument_noalias_anything and
3760 OPT_fargument_noalias_global for backward compatibility.
3762 2010-04-07 Richard Guenther <rguenther@suse.de>
3764 PR tree-optimization/43270
3765 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
3766 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
3767 * tree-ssa-pre.c (phi_translate_1): Adjust.
3768 (fully_constant_expression): Split out vn_reference handling to ...
3769 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
3770 Fold reads from constant strings.
3771 (vn_reference_lookup): Handle fully constant references.
3772 (vn_reference_lookup_pieces): Likewise.
3773 * Makefile.in (expmed.o-warn): Add -Wno-error.
3775 2010-04-07 Martin Jambor <mjambor@suse.cz>
3777 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
3779 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
3782 * gcc.c: Add -static-libstdc++ to list of recognized options.
3784 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3786 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
3788 2010-04-07 Richard Guenther <rguenther@suse.de>
3791 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
3792 bases build simple mem attributes to retain points-to information.
3794 2010-04-07 Richard Guenther <rguenther@suse.de>
3797 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
3798 preserve points-to related information.
3800 2010-04-07 Richard Guenther <rguenther@suse.de>
3803 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
3804 discard plain indirect references.
3805 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
3806 * tree.c (tree_nop_conversion): Likewise.
3808 2010-04-07 Dodji Seketeli <dodji@redhat.com>
3811 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
3813 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
3815 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
3816 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
3818 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3820 * tree-if-conv.c: Fix indentation and comments.
3822 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3824 * tree-if-conv.c: Sort static functions in topological order.
3826 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3828 * tree-if-conv.c: Fix indentation and comments.
3830 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3833 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
3834 lang_hooks.types.type_for_size instead of
3835 build_nonstandard_integer_type.
3836 When converting an unsigned type to signed, double its precision.
3837 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
3838 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
3839 (graphite_create_new_loop_guard): When ub + 1 wraps around,
3842 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3845 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
3846 POINTER_PLUS_EXPR for pointer types.
3848 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3851 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
3852 * graphite-clast-to-gimple.c: Include langhooks.h.
3853 (max_signed_precision_type): New.
3854 (max_precision_type): Takes two types as arguments.
3855 (precision_for_value): New.
3856 (precision_for_interval): New.
3857 (gcc_type_for_interval): New.
3858 (gcc_type_for_value): New.
3859 (gcc_type_for_clast_term): New.
3860 (gcc_type_for_clast_red): New.
3861 (gcc_type_for_clast_bin): New.
3862 (gcc_type_for_clast_expr): Split up into several functions.
3863 (gcc_type_for_clast_eq): Rewritten.
3864 (compute_bounds_for_level): New.
3865 (compute_type_for_level_1): New.
3866 (compute_type_for_level): New.
3867 (gcc_type_for_cloog_iv): Removed.
3868 (gcc_type_for_iv_of_clast_loop): Rewritten.
3869 (graphite_create_new_loop): Compute the lower and upper bound types
3870 with gcc_type_for_clast_expr.
3871 (graphite_create_new_loop_guard): Same.
3872 (find_cloog_iv_in_expr): Removed.
3873 (compute_cloog_iv_types_1): Removed.
3874 (compute_cloog_iv_types): Removed.
3875 (gloog): Do not call compute_cloog_iv_types.
3876 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
3878 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
3879 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
3880 (GBB_CLOOG_IV_TYPES): Removed.
3882 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3884 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
3885 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
3886 (detect_commutative_reduction): Same.
3888 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3890 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
3891 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
3893 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
3894 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
3895 (rewrite_commutative_reductions_out_of_ssa): Same.
3896 * passes.c (execute_function_todo): Call verify_ssa for every pass
3897 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
3898 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
3899 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
3900 with an extra argument.
3901 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
3902 verify_ssa only when the extra argument is true.
3903 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
3904 with an extra argument.
3905 (tree_transform_and_unroll_loop): Same.
3907 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3909 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
3910 for all the passes of the LNO having LOOP_CLOSED_SSA.
3911 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
3912 * tree-loop-distribution.c (pass_loop_distribution): Same.
3913 * tree-pass.h (TODO_verify_loops): Removed.
3914 * tree-ssa-loop.c (pass_tree_loop_init): Same.
3916 (pass_tree_unswitch): Same.
3917 (pass_predcom): Same.
3918 (pass_vectorize): Same.
3919 (pass_linear_transform): Same.
3920 (pass_graphite_transforms): Same.
3921 (pass_iv_canon): Same.
3922 (pass_complete_unroll): Same.
3923 (pass_complete_unrolli): Same.
3924 (pass_parallelize_loops): Same.
3925 (pass_loop_prefetch): Same.
3926 (pass_iv_optimize): Same.
3928 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
3931 * passes.c (init_optimization_passes): Move pass_lim before
3932 pass_copy_prop and pass_dce_loop.
3934 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3937 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
3938 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
3939 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
3940 MULTI_* defines for 4 argument vpermil2p* builtins.
3942 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3944 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
3945 * config/i386/i386.c (x86_maybe_negate_const_int): New.
3946 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
3947 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
3948 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
3949 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
3950 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
3951 Use x86_maybe_negate_const_int to output insn mnemonic.
3952 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
3953 check from instruction predicate. Update comments.
3954 * config/i386/sync.md (sync_add<mode>): Use
3955 x86_maybe_negate_const_int to output insn mnemonic.
3957 2010-04-06 Jan Hubicka <jh@suse.cz>
3959 PR tree-optimization/42906
3960 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
3961 IGNORE_SELF argument. Set visited_control_parents for fully
3963 (find_obviously_necessary_stmts): Update call of
3964 mark_control_dependent_edges_necessary.
3965 (propagate_necessity): Likewise. Handle PHI edges more curefully.
3967 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3969 * config/i386/i386.md: Remove comment about 'e' and 'E'
3972 2010-04-06 Richard Guenther <rguenther@suse.de>
3974 PR tree-optimization/43627
3975 * tree-vrp.c (extract_range_from_unary_expr): Widenings
3976 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
3979 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3981 * BASE-VER: Change to 4.6.0.
3984 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
3987 2010-04-06 Richard Guenther <rguenther@suse.de>
3990 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
3992 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3994 * doc/invoke.texi (Optimize Options): Document that LTO
3995 won't remove object access purely due to incompatible
3998 2010-04-04 Matthias Klose <doko@ubuntu.com>
4000 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
4001 Initialize variable.
4003 2010-04-03 Richard Guenther <rguenther@suse.de>
4006 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
4007 require a non-NULL MEM_OFFSET.
4009 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
4011 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
4012 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
4013 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
4014 config/alpha/predicates.md, config/arm/arm.md,
4015 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
4016 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
4017 config/darwin9.h, config/darwin.c, config/darwin.h,
4018 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
4019 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
4020 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
4021 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
4022 config/mips/mips.md, config/mn10300/mn10300.c,
4023 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
4024 config/rs6000/aix.h, config/rs6000/dfp.md,
4025 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
4026 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
4027 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
4028 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
4029 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
4030 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
4031 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
4032 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
4033 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
4034 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
4035 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
4036 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
4037 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
4038 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
4039 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
4040 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
4041 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
4042 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
4043 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
4044 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
4045 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
4046 opt-functions.awk, opth-gen.awk, params.def, passes.c,
4047 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
4048 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
4049 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
4050 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
4051 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
4052 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
4053 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
4054 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
4055 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
4056 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
4057 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
4058 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
4059 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
4060 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
4062 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4065 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
4066 * aclocal.m4: Regenerate.
4068 2010-04-02 Richard Guenther <rguenther@suse.de>
4070 PR tree-optimization/43629
4071 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
4072 if we have seen a constant value.
4074 2010-04-02 Joseph Myers <joseph@codesourcery.com>
4076 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
4078 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
4081 * arm.c (legitimize_tls_address): Adjust call to
4082 gen_tls_load_dot_plus_four.
4083 (arm_note_pic_base): New function.
4084 (arm_cannot_copy_insn_p): Use it.
4085 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
4088 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4093 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4095 * Makefile.in ($(out_object_file)): Depend on
4096 gt-$(basename $(notdir $(out_file))).h.
4098 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
4100 * config.gcc (lm32-*-rtems*): Add t-lm32.
4102 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
4104 * config.gcc: Add lm32-*-rtems*.
4105 * config/lm32/rtems.h: New file.
4107 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
4110 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
4112 2010-04-01 Jakub Jelinek <jakub@redhat.com>
4114 * dwarf2out.c (output_compilation_unit_header): For
4115 -gdwarf-4 use version 4 instead of version 3.
4116 (output_line_info): For version 4 and above emit additional
4117 maximum ops per insn header field.
4118 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
4120 * dwarf2out.c (is_c_family, is_java): Remove.
4121 (lower_bound_default): New function.
4122 (add_bound_info, gen_descr_array_type_die): Use it.
4124 2010-04-01 Dodji Seketeli <dodji@redhat.com>
4127 * dwarf2out.c (gen_variable_die): Allow debug info for variable
4128 re-declaration when it happens in a function.
4130 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
4132 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
4133 (cgraph_remove_function_insertion_hook): Same.
4134 (cgraph_call_function_insertion_hooks): Same.
4136 2010-04-01 Richard Guenther <rguenther@suse.de>
4139 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
4140 and TREE_THIS_VOLATILE.
4141 (copy_ref_info): Likewise.
4142 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
4143 * tree.c (build6_stat): Ignore side-effects of all but arg5
4144 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
4147 2010-04-01 Richard Guenther <rguenther@suse.de>
4149 PR tree-optimization/43607
4150 * ipa-type-escape.c (check_call): Do not access non-existing
4153 2010-04-01 Richard Guenther <rguenther@suse.de>
4157 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4158 Jack Howarth <howarth@bromo.med.uc.edu>
4160 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4163 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4165 * doc/install.texi (Prerequisites): Document libelf usability on
4166 IRIX 5/6 and Solaris 2.
4167 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
4168 Update GNU as, GNU ld requirements.
4169 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
4170 Document Sun Studio compiler download.
4171 Update and simplify as, ld recommendations.
4172 (Specific, *-*-solaris2.7): Note obsoletion, removal.
4174 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4176 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
4177 with_tune_32 to pentium4.
4179 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
4181 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
4183 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4185 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
4186 obsoletion, removal.
4188 Document GNU as requirement.
4189 Update configure requirements.
4190 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
4191 Recomment IRIX 6.5.18+.
4192 Document IDF/IDL requirement.
4193 Document GNU as requirement.
4194 Document GNU ld bootstrap failure.
4195 Remove freeware.sgi.com reference.
4197 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4199 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
4200 UNIX V4.0, V5.0 obsoletion, removal.
4201 Remove --with-gc=simple reference.
4202 Update VM requirements during bootstrap.
4203 Remove -oldas bootstrap description.
4204 Update binutils reference.
4205 Remove comparison failure note.
4207 2010-03-31 Richard Guenther <rguenther@suse.de>
4208 Zdenek Dvorak <ook@ucw.cz>
4209 Sebastian Pop <sebastian.pop@amd.com>
4212 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
4213 with multiple arguments.
4214 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
4216 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4218 * graphite-dependences.c (print_pddr): Call print_pdr with an
4220 * graphite-poly.c (debug_pdr): Add an extra argument for the
4223 (print_pbb_domain): Same.
4225 (print_scop_context): Same.
4227 (print_cloog): Same.
4228 (debug_pbb_domain): Same.
4232 (debug_scop_context): Same.
4234 (debug_cloog): Same.
4235 (print_scop_params): Same.
4236 (debug_scop_params): Same.
4237 (print_iteration_domain): Same.
4238 (print_iteration_domains): Same.
4239 (debug_iteration_domain): Same.
4240 (debug_iteration_domains): Same.
4241 (print_scattering_function): Same.
4242 (print_scattering_functions): Same.
4243 (debug_scattering_function): Same.
4244 (debug_scattering_functions): Same.
4245 * graphite-poly.h (debug_pdr): Update declaration.
4247 (print_pbb_domain): Same.
4249 (print_scop_context): Same.
4251 (print_cloog): Same.
4252 (debug_pbb_domain): Same.
4256 (debug_scop_context): Same.
4258 (debug_cloog): Same.
4259 (print_scop_params): Same.
4260 (debug_scop_params): Same.
4261 (print_iteration_domain): Same.
4262 (print_iteration_domains): Same.
4263 (debug_iteration_domain): Same.
4264 (debug_iteration_domains): Same.
4265 (print_scattering_function): Same.
4266 (print_scattering_functions): Same.
4267 (debug_scattering_function): Same.
4268 (debug_scattering_functions): Same.
4270 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4272 * graphite-poly.c (print_scattering_function_1): New.
4273 (print_scattering_function): Call it.
4274 (print_scop_params): Remove spaces at the end of lines.
4277 * graphite-poly.h (print_cloog): Declared.
4278 (debug_cloog): Declared.
4280 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4282 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
4284 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
4285 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
4286 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
4287 to switch between adding the IV bump in loop->latch or in loop->header.
4289 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4291 * graphite-poly.c (print_scattering_function): Pretty print following
4294 (print_pbb_domain): Same.
4295 (dump_gbb_cases): Same.
4296 (dump_gbb_conditions): Same.
4299 (print_scop_params): Same.
4300 (print_scop_context): Same.
4302 (print_pbb_body): New.
4303 (lst_indent_to): New.
4304 (print_lst): Start new lines with a #.
4305 * graphite-poly.h (pbb_bb): New.
4306 (pbb_index): Use pbb_bb.
4307 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
4309 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
4311 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4313 * dwarf2out.c (size_of_die): For -gdwarf-4 use
4314 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
4315 and 0 instead of 1 for dw_val_class_flag.
4316 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
4317 dw_val_class_range_list, dw_val_class_loc_list,
4318 dw_val_class_lineptr and dw_val_class_macptr, use
4319 DW_FORM_flag_present for dw_val_class_flag and
4320 DW_FORM_exprloc for dw_val_class_loc.
4321 (output_die): For -gdwarf-4 print dw_val_class_loc
4322 size as uleb128 instead of 1 or 2 bytes and don't print
4323 anything for dw_val_class_flag.
4325 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
4326 instead of cselib_lookup following by tweaking locs->setting_insn.
4329 * cselib.c (cselib_process_insn): Clear cselib_current_insn
4330 even before returning from label, setjmp call or volatile asm
4333 2010-03-31 Richard Guenther <rguenther@suse.de>
4336 * cgraphunit.c (cgraph_output_in_order): Do not allocate
4337 temporary data on stack.
4339 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4341 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
4342 (PUSHSECTION_ASM_OP): Remove.
4343 (POPSECTION_ASM_OP): Remove.
4344 (PUSHSECTION_FORMAT): Remove.
4345 * config/sol2.h (PUSHSECTION_FORMAT): Define.
4346 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
4347 * config/sol2.c (solaris_output_init_fini): Use it.
4349 2010-03-31 Jie Zhang <jie@codesourcery.com>
4352 * opt-functions.awk (var_type_struct): Use signed char type
4353 for simple variables.
4355 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4357 * config/sol2.c: Include output.h.
4358 (solaris_assemble_visibility): New function.
4359 * config/t-sol2 (sol2.o): Add output.h dependency.
4360 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
4361 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
4364 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4367 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
4368 V2SImode or XFmode on PRE_DEC.
4371 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
4374 2010-03-31 Jie Zhang <jie@codesourcery.com>
4377 * reload.h (caller_save_initialized_p): Declare.
4378 * toplev.c (backend_init_target): Don't call
4379 init_caller_save but set caller_save_initialized_p to false.
4380 * caller-save.c (caller_save_initialized_p): Define.
4381 (init_caller_save): Check caller_save_initialized_p.
4382 * ira.c (ira): Call init_caller_save if flag_caller_saves.
4384 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4387 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
4388 and soft-fp/t-softfp to tmake_file.
4389 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
4390 (LIBGCC2_TF_CEXT): Define.
4393 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
4396 * cselib.c (n_useless_values): Document handling of debug locs.
4397 (n_useless_debug_values, n_debug_values): New variables.
4398 (new_elt_loc_list): Don't add to debug values, keep count.
4399 (promote_debug_loc): New.
4400 (cselib_reset_table): Zero new variables.
4401 (entry_and_rtx_equal_p): Promote debug locs.
4402 (discard_useless_locs): Increment n_useless_debug_values for
4404 (remove_useless_values): Adjust n_useless_values and n_debug_values
4405 with n_useless_debug_values.
4406 (add_mem_for_addr): Promote debug locs.
4407 (cselib_lookup_mem): Likewise.
4408 (cselib_lookup_addr): Renamed to...
4409 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
4410 (cselib_log_lookup): ... this. Turn into...
4411 (cselib_lookup_addr): ... new wrapper.
4412 (cselib_lookup_from_insn): New.
4413 (cselib_invalidate_regno): Increment n_useless_debug_values for
4415 (cselib_invalidate_mem): Likewise.
4416 (cselib_process_insn): Take n_deleted and n_debug_values into
4417 account to guard remove_useless_value call.
4418 (cselib_finish): Zero n_useless_debug_values.
4419 * cselib.h (cselib_lookup_from_insn): Declare.
4420 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
4421 (sched_analyze_2): Likewise.
4423 2010-03-30 Jakub Jelinek <jakub@redhat.com>
4425 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
4427 (adjust_mems): Replace narrowing SUBREG of expression containing
4428 just PLUS, MINUS, MULT and ASHIFT of registers and constants
4429 with operations in the narrower mode.
4432 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
4433 regs_invalidated_by_call instead all call_used_reg_set registers.
4435 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
4438 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
4439 pointer comparisons with types_compatible_p.
4440 * tree-vect-stmts.c (vectorizable_call): Same.
4441 (vectorizable_condition): Same.
4443 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4445 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
4446 stack check if the mask would be zero.
4448 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4449 Jack Howarth <howarth@bromo.med.uc.edu>
4451 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4454 2010-03-30 Joseph Myers <joseph@codesourcery.com>
4457 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
4459 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
4460 Include ___unordxf2 and ___unordtf2.
4461 * config/i386/libgcc-glibc.ver: Do not define inheritance from
4464 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
4466 * config/lm32/t-lm32: New file.
4467 * config.gcc: Use the above file when targetting lm32.
4469 2010-03-28 Duncan Sands <baldrick@free.fr>
4471 * Makefile.in (PLUGIN_HEADERS): Add except.h.
4473 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4476 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
4477 Improve vectorization cost model diagnostic.
4479 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4482 * tree-vect-data-refs.c (vect_analyze_data_refs): When
4483 compute_data_dependences_for_loop returns false, early exit
4484 and output an extra diagnostic for the failed data reference
4487 2010-03-29 Richard Guenther <rguenther@suse.de>
4489 PR tree-optimization/43560
4490 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
4491 (can_sm_ref_p): Treat stores to readonly locations as trapping.
4493 2010-03-29 Jie Zhang <jie@codesourcery.com>
4496 * toplev.c (process_options): Set optimization_default_node
4497 and optimization_current_node.
4498 * opts.c (decode_options): Don't set optimization_default_node
4499 and optimization_current_node.
4501 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
4503 * config/rtems.h: Abandon -qrtems_debug.
4505 2010-03-28 Jan Hubicka <jh@suse.cz>
4507 PR tree-optimization/43505
4508 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
4509 map should not be copied.
4511 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4514 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
4515 cdtors, set DECL_PRESERVE_P.
4516 * ipa.c (cgraph_externally_visible_p): Return true if declaration
4519 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
4521 PR tree-optimization/43528
4522 * stor-layout.c (place_field): Check that constant fits into
4523 unsigned HWI when skipping calculation of MS bitfield layout.
4525 2010-03-27 Jan Hubicka <jh@suse.cz>
4528 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
4529 notice_global_symbol work.
4531 2010-03-27 Jakub Jelinek <jakub@redhat.com>
4533 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
4534 instead of dwarf2out_decl.
4535 (struct var_loc_node): Remove section_label field.
4536 (dwarf2out_function_decl): New function.
4537 (dwarf2out_var_location): Don't set section_label field.
4538 (dwarf2out_begin_function): Don't empty decl_loc_table here.
4540 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4542 PR tree-optimization/43544
4543 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4544 First argument for builtin vectorized function hook is now a
4545 tree to be able to distinguish between machine specific and
4547 * targhooks.c (default_builtin_vectorized_function): Ditto.
4548 * targhooks.h (default_builtin_vectorized_function): Ditto.
4549 * target.h (struct gcc_target): Ditto.
4550 * tree-vect-stmts.c (vectorizable_function): Ditto.
4551 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
4552 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4555 2010-03-26 Joseph Myers <joseph@codesourcery.com>
4558 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
4559 nested binding iff it is a FUNCTION_DECL.
4560 (store_parm_decls_newstyle): Pass nested=true to bind for
4561 FUNCTION_DECLs amongst parameters.
4563 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4565 * var-tracking.c (vt_expand_loc_callback): Don't run
4566 cselib_expand_value_rtx_cb in dummy mode if
4567 cselib_dummy_expand_value_rtx_cb returned false.
4569 * var-tracking.c (emit_note_insn_var_location): For one part
4570 notes with offset 0, don't add EXPR_LIST around the location.
4571 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
4572 add_location_or_const_value_attribute): Adjust for that change.
4575 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
4576 into first operand and location into second.
4577 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
4578 dw_cfi_oprnd_loc for DW_CFA_expression.
4579 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
4580 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
4581 assume first argument is regnum and second argument is location.
4583 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4586 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
4587 of scratch register to DImode. Split to DImode comparison operator.
4588 Use SImode subreg of scratch register in the multiplication.
4589 (*cmp_sadd_sidi): Ditto.
4590 (*cmp_ssub_si): Ditto.
4591 (*cmp_ssub_sidi): Ditto.
4593 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4596 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
4597 Remove invalid assert and wrong comment.
4599 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4602 * flags.h (final_insns_dump_p): New extern.
4603 * final.c (final_insns_dump_p): New variable.
4604 (rest_of_clean_state): Set it before -fdump-final-insns=
4605 dumping, clear afterwards.
4606 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
4607 MEM_ALIAS_SET on MEMs.
4609 2010-03-26 David S. Miller <davem@davemloft.net>
4611 * configure.ac: Fix sparc GOTDATA_OP bug check.
4612 * configure: Rebuild.
4614 2010-03-26 Alan Modra <amodra@gmail.com>
4616 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
4618 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4620 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
4621 TLS_SECTION_ASM_FLAG.
4623 2010-03-25 Jakub Jelinek <jakub@redhat.com>
4626 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
4627 Clear first_function_block_is_cold.
4630 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
4631 argument if the argument is truth_value_p.
4633 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4635 * config/rs6000/constraints.md: Update copyright year for my changes.
4638 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
4639 used in reg+reg addressing, swap registers.
4641 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4644 * target.h (struct gcc_target): Add code_end hook.
4645 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
4647 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
4648 * toplev.c (compile_file): Call targetm.asm_out.code_end
4649 hook before unwind info/debug info output.
4650 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
4651 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
4652 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4653 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
4654 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4655 * config/i386/i386.c (ix86_file_end): Renamed to...
4656 (ix86_code_end): ... this. Make static. Don't call
4657 file_end_indicate_exec_stack. Emit unwind info using
4658 final_start_function/final_end_function.
4659 (darwin_x86_file_end): Remove.
4660 (TARGET_ASM_CODE_END): Define.
4661 * config/i386/i386.h (TARGET_ASM_FILE_END,
4662 NEED_INDICATE_EXEC_STACK): Don't define.
4663 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
4664 (TARGET_ASM_FILE_END): Define to darwin_file_end.
4665 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
4666 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
4669 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
4670 at the beginning and final_end_function at the end.
4671 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
4673 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4675 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
4676 and Sun as TLS syntax.
4677 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
4678 * configure: Regenerate.
4679 * config.in: Regenerate.
4680 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
4681 (default_elf_asm_named_section): Use it.
4682 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
4683 (i386_output_dwarf_dtprel): Likewise.
4684 (output_addr_const_extra): Likewise.
4685 (output_pic_addr_const): Lowercase @GOTTPOFF.
4686 (output_addr_const_extra): Likewise.
4687 (output_pic_addr_const): Lowercase @GOTNTPOFF.
4688 (output_addr_const_extra): Likewise.
4689 (output_pic_addr_const): Lowercase @INDNTPOFF.
4690 (output_addr_const_extra): Likewise.
4691 (output_pic_addr_const): Lowercase @NTPOFF.
4692 (output_addr_const_extra): Likewise.
4693 (output_pic_addr_const): Lowercase @TPOFF.
4694 (output_addr_const_extra): Likewise.
4695 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
4696 (*tls_global_dynamic_64): Likewise.
4697 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
4698 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
4700 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
4701 (ASM_OUTPUT_TLS_COMMON): Use it.
4702 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
4705 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
4706 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
4707 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
4708 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
4709 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4710 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
4712 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4714 * config/i386/i386.c (override_options): Don't accept
4715 -mtls-dialect=sun any longer.
4716 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
4717 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
4718 (*tls_local_dynamic_base_32_sun): Likewise.
4719 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4721 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4724 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4725 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
4728 * ira.c (adjust_cleared_regs): New function.
4729 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
4733 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
4735 * expr.c (expand_expr_real): Restore previous
4736 curr_insn_source_location and curr_insn_block after
4737 expand_expr_real_1 call.
4738 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
4739 instead of expand_expr_real_1.
4741 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
4743 PR rtl-optimization/43413
4744 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
4747 2010-03-22 James E. Wilson <wilson@codesourcery.com>
4750 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
4751 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
4753 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
4755 * config/i386/i386.c (ix86_target_string): Add -mfma.
4756 Fix a typo in comment.
4758 2010-03-22 Mike Stump <mikestump@comcast.net>
4761 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
4762 Don't overly align based upon packed packed fields.
4764 2010-03-22 Jason Merrill <jason@redhat.com>
4766 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
4767 Use () rather than [], and move before the element type.
4769 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4771 * doc/configfiles.texi (Configuration Files): Removed
4772 fixinc/Makefile*, intl/Makefile.*.
4773 * doc/makefile.texi: Fixed markup. Abstract from version
4774 control system used.
4775 (Makefile): Removed obsolete gcc/java/parse.y example.
4776 * doc/sourcebuild.texi: Likewise.
4777 (Top Level): Added config, gnattools, libdecnumber, libgcc,
4778 libgomp, libssp. Removed fastjar.
4779 (Miscellaneous Docs): Clarify location.
4780 Added COPYING3, COPYING3.LIB.
4781 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
4783 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4786 * config/i386/i386.c (x86_function_profiler)
4787 [!NO_PROFILE_COUNTERS]: Fix typo.
4788 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
4791 2010-03-22 Janis Johnson <janis187@us.ibm.com>
4792 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4794 * doc/sourcebuild.texi (Test Directives): Split into six
4795 subsections, with most of the current text in new subsections
4796 Directives, Selectors, and Final Actions.
4797 (Directives): Split list of test directives into multiple
4799 (Selectors): Describe use and syntax of selectors.
4800 (Effective-Target Keywords): Describe all existing keywords.
4801 (Add Options): Describe features for dg-add-options.
4802 (Require Support): Describe variants of dg-require-support.
4803 (Final Actions): Describe commands to use in dg-final.
4805 2010-03-22 Michael Matz <matz@suse.de>
4808 * recog.c (validate_replace_rtx_group): Replace also in
4809 REG_EQUAL and REG_EQUIV notes.
4811 2010-03-22 Richard Guenther <rguenther@suse.de>
4813 PR tree-optimization/43390
4814 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
4815 sure vector extracts are type correct.
4817 2010-03-22 Richard Guenther <rguenther@suse.de>
4820 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
4821 x * sqrt (x) even when optimizing for size if the target
4822 has native support for sqrt.
4824 2010-03-22 Jakub Jelinek <jakub@redhat.com>
4826 * varasm.c (make_decl_rtl_for_debug): Also clear
4827 flag_mudflap for the duration of make_decl_rtl call.
4830 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
4831 locs from preserved VALUEs.
4833 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4836 * pa.md (movmemsi): Set align to one if zero.
4837 (movmemdi): Likewise.
4839 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
4842 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
4843 with their corresponding prologue pushes.
4845 2010-03-20 Andrew Pinski <pinskia@gmail.com>
4848 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
4849 at the begining or end.
4850 (spu_expand_epilogue): Likewise.
4852 2010-03-20 Richard Guenther <rguenther@suse.de>
4854 PR rtl-optimization/43438
4855 * combine.c (make_extraction): Properly zero-/sign-extend an
4856 extraction of the low part of a CONST_INT. Also handle
4859 2010-03-19 Mike Stump <mikestump@comcast.net>
4861 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
4862 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
4863 (override_options): Use SUBTARGET32_DEFAULT_CPU.
4865 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4868 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
4871 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
4873 PR rtl-optimization/42258
4874 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
4875 use that may match DEF.
4878 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
4879 the cost of loading the constant rather than assuming
4881 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
4882 outer code is AND, do the same tests as the andsi3 expander and
4883 return COSTS_N_INSNS (1) if and is cheap.
4885 * optabs.c (avoid_expensive_constant): Fix formatting.
4887 2010-03-19 Michael Matz <matz@suse.de>
4890 * attribs.c (decl_attributes): When rebuilding a function pointer
4891 type use the same qualifiers as the original pointer type.
4893 2010-03-19 Martin Jambor <mjambor@suse.cz>
4895 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
4896 and is_gimple_ip_invariant_address.
4898 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4901 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4903 * config/arm/arm.c (arm_override_options): Turn off
4904 flag_dwarf2_cfi_asm for AAPCS variants.
4906 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4909 * config/arm/arm.c (emit_multi_reg_push): Update comments.
4910 Use PRE_MODIFY instead of PRE_DEC.
4911 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
4912 (vfp_emit_fstmd): Likewise.
4914 2010-03-19 Michael Matz <matz@suse.de>
4917 * builtins.c (expand_builtin_interclass_mathfn,
4918 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
4921 2010-03-19 Richard Guenther <rguenther@suse.de>
4923 PR tree-optimization/43415
4924 * tree-ssa-pre.c (phi_translate): Split out worker to ...
4925 (phi_translate_1): ... this.
4926 (phi_translate): Move all caching here. Cache all NARY
4927 and REFERENCE translations.
4929 2010-03-19 David S. Miller <davem@davemloft.net>
4931 With help from Eric Botcazou.
4932 * config/sparc/sparc.c: Include dwarf2out.h.
4933 (emit_pic_helper): Delete.
4934 (pic_helper_symbol_name): Delete.
4935 (pic_helper_emitted_p): Delete.
4936 (pic_helper_needed): New.
4937 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
4938 (get_pc_thunk_name): New.
4939 (load_pic_register): Remove 'delay_pic_helper' arg. Use
4940 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
4941 Set pic_helper_needed to true. Don't call emit_pic_helper.
4942 (sparc_expand_prologue): Update load_pic_register call.
4943 (sparc_output_mi_thunk): Likewise.
4944 (sparc_file_end): Emit a hidden comdat symbol for the PIC
4945 thunk if possible. Output CFI information as needed.
4947 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4948 Jack Howarth <howarth@bromo.med.uc.edu>
4951 * config/i386/i386.h: Fix ABI on darwin x86-32.
4953 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
4955 * tree.h: Declare make_decl_rtl_for_debug.
4956 * varasm.c (make_decl_rtl_for_debug): New.
4957 * dwarf2out.c (rtl_for_decl_location): Call it.
4958 * cfgexpand.c (expand_debug_expr): Call it.
4960 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4963 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
4967 * var-tracking.c (vt_init_cfa_base): Do nothing if
4968 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
4970 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
4973 * var-tracking.c (canonicalize_vars_star): New.
4974 (dataflow_post_merge_adjust): Use it.
4976 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4979 * var-tracking.c (non_suitable_const): New function.
4980 (add_uses): For DEBUG_INSNs with constants, don't record any
4981 value, instead just the constant value itself.
4982 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
4983 is not VAR_LOC_UNKNOWN_P, set var to the constant.
4984 (emit_notes_in_bb): Likewise.
4985 (emit_note_insn_var_location): For onepart variables if
4986 cur_loc is a VOIDmode constant, use DECL_MODE.
4988 2010-03-18 Martin Jambor <mjambor@suse.cz>
4991 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
4992 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
4993 all non-clones. Moved call redirection...
4994 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
4995 (cgraph_materialize_all_clones): Dispose of all
4996 combined_args_to_skip bitmaps.
4997 (verify_cgraph_node): Do not check for edges pointing to wrong
4998 nodes in inline clones.
4999 * tree-inline.c (copy_bb): Call
5000 cgraph_redirect_edge_call_stmt_to_callee.
5001 * ipa.c (cgraph_remove_unreachable_nodes): Call
5002 cgraph_node_remove_callees even when there are used clones.
5004 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5006 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
5008 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5011 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
5014 2010-03-18 Michael Matz <matz@suse.de>
5017 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
5018 into sqrt(x) if we need to preserve signed zeros.
5020 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
5021 Eric Botcazou <ebotcazou@adacore.com>
5023 PR rtl-optimization/43360
5024 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
5025 note if we don't know its invariant status.
5027 2010-03-18 Michael Matz <matz@suse.de>
5029 PR tree-optimization/43402
5030 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
5031 PHI chains of ssa names registered for update.
5033 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
5036 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
5037 non-offsettable and pre_modify update addressing.
5038 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
5039 and "2" alternatives "#".
5040 (*movdd_softfloat32): Make all alternatives "#";
5041 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
5042 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
5043 (*movdf_softfloat32): Make all alternatives "#";
5044 (movdi): Use the new DIFD mode iterator to create a common splitter
5045 for movdi, movdf and movdd patterns.
5047 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
5049 * common.opt (dumpdir): Remove redundant tab.
5051 2010-03-17 Martin Jambor <mjambor@suse.cz>
5053 PR tree-optimization/43347
5054 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
5055 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
5057 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
5059 PR rtl-optimization/42216
5060 * regrename.c (create_new_chain): New function, broken out from...
5061 (scan_rtx_reg): ... here. Call it. Handle the case where we are
5062 appending a use to an empty chain.
5063 (build_def_use): Remove previous changes that convert OP_INOUT to
5064 OP_OUT operands; instead detect the case where an OP_INOUT operand
5065 uses a previously untracked register and create an empty chain for it.
5067 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5069 * doc/extend.texi (Function Attributes): Rewrite unfinished
5070 sentence in ms_abi documentation.
5072 2010-03-17 Alan Modra <amodra@gmail.com>
5074 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
5075 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
5076 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
5077 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
5079 2010-03-16 Richard Henderson <rth@redhat.com>
5082 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
5083 (lower_try_finally): Save and restore eh_seq around the expansion
5086 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5088 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
5089 statements before splitting block.
5091 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5093 * doc/sourcebuild.texi (Testsuites): Fix markup.
5094 Use pathnames relative to gcc/testsuite.
5095 (Test Directives): Move description of how timeout is determined.
5096 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
5097 (C Tests): Correct gcc.misc-tests directory.
5098 Framework tests now live in gcc.test-framework.
5100 2010-03-16 Richard Guenther <rguenther@suse.de>
5103 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
5104 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
5106 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5107 Alexandre Oliva <aoliva@redhat.com>
5109 PR tree-optimization/42917
5110 * lambda-code.c (remove_iv): Skip debug statements.
5111 (lambda_loopnest_to_gcc_loopnest): Likewise.
5112 (not_interesting_stmt): Debug statements are not interesting.
5114 2010-03-16 Jakub Jelinek <jakub@redhat.com>
5118 * cselib.c (cselib_preserve_constants,
5119 cfa_base_preserved_val): New static variables.
5120 (preserve_only_constants): New function.
5121 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
5122 clear its REG_VALUES. If cselib_preserve_constants, don't
5123 empty the whole hash table, but preserve there VALUEs with constants,
5124 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
5125 (cselib_preserve_cfa_base_value): New function.
5126 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
5127 (cselib_init): Change argument to int bitfield. Set
5128 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
5130 (cselib_finish): Clear cselib_preserve_constants and
5131 cfa_base_preserved_val.
5132 * cselib.h (enum cselib_record_what): New enum.
5133 (cselib_init): Change argument to int.
5134 (cselib_preserve_cfa_base_value): New prototype.
5135 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
5136 * dse.c (dse_step1): Likewise.
5137 * cfgcleanup.c (thread_jump): Likewise.
5138 * sched-deps.c (sched_analyze): Likewise.
5139 * gcse.c (local_cprop_pass): Likewise.
5140 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
5141 If FN is non-NULL, call the callback always and whenever it returns
5142 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
5143 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
5144 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
5145 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
5146 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
5147 * var-tracking.c: Include recog.h.
5148 (bb_stack_adjust_offset): Remove.
5149 (vt_stack_adjustments): Don't call it, instead just gather the
5150 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
5151 (adjust_stack_reference): Remove.
5152 (compute_cfa_pointer): New function.
5153 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
5154 (struct adjust_mem_data): New type.
5155 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
5157 (get_address_mode): New function.
5158 (replace_expr_with_values): Use it.
5159 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
5160 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
5161 (adjust_sets): Remove.
5162 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
5163 Use get_address_mode.
5164 (get_adjusted_src): Remove.
5165 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
5166 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
5167 (add_with_sets): Don't call adjust_sets.
5168 (fp_setter, vt_init_cfa_base): New functions.
5169 (vt_initialize): Change return type to bool. Move most of pool etc.
5170 initialization to the beginning of the function from end. Pass
5171 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
5172 If !frame_pointer_needed, call vt_stack_adjustment before mos
5173 vector is filled, call vt_init_cfa_base if argp/framep has been
5174 eliminated to sp. If frame_pointer_needed and argp/framep has
5175 been eliminated to hard frame pointer, set
5176 hard_frame_pointer_adjustment and call vt_init_cfa_base after
5177 encountering fp setter in the prologue. For MO_ADJUST, call
5178 log_op_type before pusing the op into mos vector, not afterwards.
5179 Call adjust_insn before cselib_process_insn/add_with_sets,
5180 call cancel_changes (0) afterwards.
5181 (variable_tracking_main_1): Adjust for vt_initialize calling
5182 vt_stack_adjustments and returning whether it succeeded or not.
5184 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
5186 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
5189 2010-03-15 Jakub Jelinek <jakub@redhat.com>
5191 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
5193 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
5194 drap_reg has not been set.
5196 2010-03-15 Michael Matz <matz@suse.de>
5199 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
5200 use it to expand block copies.
5201 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
5202 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
5203 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
5205 2010-03-15 Richard Guenther <rguenther@suse.de>
5207 PR tree-optimization/43367
5208 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
5211 2010-03-15 Richard Guenther <rguenther@suse.de>
5213 PR tree-optimization/43317
5214 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
5216 2010-03-15 Martin Jambor <mjambor@suse.cz>
5218 PR tree-optimization/43141
5219 * tree-sra.c (create_abstract_origin): New function.
5220 (modify_function): Call create_abstract_origin.
5222 2010-03-15 Chris Demetriou <cgd@google.com>
5224 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
5227 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5230 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
5231 call insert_out_of_ssa_copy for default definitions.
5233 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5235 * graphite-clast-to-gimple.c (my_long_long): Defined.
5236 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
5237 * graphite-sese-to-poly.c (my_long_long): Defined.
5238 (scop_ivs_can_be_represented): Use it.
5240 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5242 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
5243 graphite-max-bbs-per-function, and loop-block-tile-size.
5244 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
5246 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
5248 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5250 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
5251 forward declaration.
5252 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
5253 (add_upper_bounds_from_estimated_nit): New.
5254 (build_loop_iteration_domains): Use it.
5256 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5258 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
5260 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5263 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
5264 should be an INTEGER_CST. Also handle CASE_CONVERT.
5266 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5268 * graphite.c (graphite_initialize): To bound the number of bbs per
5269 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
5270 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
5271 * doc/invoke.texi: Document it.
5273 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5275 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
5276 * graphite-sese-to-poly.h (build_poly_scop): Same.
5278 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5280 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
5281 the number of parameters in the scop. Use as an upper bound
5282 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
5283 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
5284 * doc/invoke.texi: Document it.
5286 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
5288 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
5289 * doc/c-tree.texi: Remove.
5290 * doc/generic.texi: Merge c-tree.texi here.
5291 * doc/gccint.texi (Trees): Remove menu entry.
5292 (c-tree.texi): Remove @include.
5293 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
5294 * doc/languages.texi (Reading RTL): Ditto.
5296 2010-03-12 Steve Ellcey <sje@cup.hp.com>
5299 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
5301 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5304 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
5305 code added to work around reload clobbering CONST insns.
5307 2010-03-12 Jakub Jelinek <jakub@redhat.com>
5309 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
5310 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
5311 (cselib_preserve_only_values): Remove retain argument, don't
5312 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
5313 * cselib.h (cselib_preserve_only_values): Remove retain argument.
5314 * var-tracking.c (micro_operation): Move insn field before union.
5315 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
5316 (struct variable_tracking_info_def): Remove n_mos field, change
5317 mos into a vector of micro_operations.
5318 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
5319 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
5320 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
5321 changing into a vector.
5322 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
5323 come before all other uops generated by add_stores.
5324 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
5326 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
5327 a vector. Run just one pass over the bbs instead of separate counting
5328 and computation phase.
5329 (vt_finalize): Free VTI (bb)->mos vector instead of array.
5332 * tree-inline.c (remap_decls): Put old_var rather than origin_var
5333 into *nonlocalized_list vector.
5334 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
5335 even if origin is non-NULL.
5336 (gen_variable_die): Likewise.
5337 (process_scope_var): Don't change origin.
5338 (gen_decl_die): Likewise.
5339 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
5340 before adding new edges instead of after it, fix moving over
5343 2010-03-11 David S. Miller <davem@davemloft.net>
5345 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
5347 * configure: Rebuild.
5349 2010-03-11 Martin Jambor <mjambor@suse.cz>
5351 PR tree-optimization/43257
5352 * tree.c (assign_assembler_name_if_neeeded): New function.
5353 (free_lang_data_in_cgraph): Assembler name assignment moved to the
5355 * tree.h (assign_assembler_name_if_neeeded): Declare.
5356 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
5357 the function if needed.
5359 2010-03-11 Chris Demetriou <cgd@google.com>
5361 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
5362 include/stdint-gcc.h, and include/stdint.h world-readable.
5364 2010-03-11 Richard Guenther <rguenther@suse.de>
5366 PR tree-optimization/43255
5367 * tree-vrp.c (process_assert_insertions_for): Do not insert
5368 asserts for trivial conditions.
5370 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5372 PR tree-optimization/43280
5373 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
5374 generation. Move calculation of size out of the if branch.
5375 (find_bswap): Modify compare number generation.
5377 2010-03-11 Richard Guenther <rguenther@suse.de>
5380 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
5381 (input_gimple_stmt): Fixup handled component types during
5382 operand read. Also fix up decls in ADDR_EXPRs.
5384 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
5386 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
5387 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
5389 2010-03-10 Jan Hubicka <jh@suse.cz>
5392 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
5393 * varasm.c (get_variable_section): Don't do that here...
5394 (make_decl_rtl): ... and here.
5395 (do_assemble_alias): Produce decl RTL.
5396 (assemble_alias): Likewise.
5398 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5401 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
5402 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
5404 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
5405 (based_loc_descr): Only express drap or vdrap regno based expressions
5406 using DW_OP_fbreg when not optimizing.
5407 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
5408 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
5409 REG_CFA_SET_VDRAP note.
5411 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
5413 PR tree-optimization/43236
5414 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
5415 error in calculation of base address in reverse iteration case.
5416 (generate_builtin): Take number of latch executions if the statement
5419 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
5422 * tree-eh.c: Include pointer-set.h.
5423 (lower_eh_dispatch): Filter out duplicate case labels and
5424 remove the unneeded edge when the label is unused. Return
5425 true when some edges are removed.
5426 (execute_lower_eh_dispatch): When any lowering resulted in
5427 removing an edge, also delete unreachable blocks.
5429 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5432 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
5433 UNSPEC_MACHOPIC_OFFSET.
5435 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
5438 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5439 (m68k_delegitimize_address): New function.
5441 2010-03-09 Jakub Jelinek <jakub@redhat.com>
5444 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
5447 * var-tracking.c (adjust_sets): New function.
5448 (count_with_sets, add_with_sets): Use it.
5449 (get_adjusted_src): New inline function.
5450 (add_stores): Use it.
5453 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
5454 call cselib_dummy_expand_value_rtx_cb instead of
5455 cselib_expand_value_rtx_cb.
5458 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
5459 * config/i386/i386.c: Include debug.h and dwarf2out.h.
5460 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
5461 and .cfi_endproc around the pic thunks.
5462 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
5463 all queued unwind info register saves are saved before the call.
5464 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
5465 considered as sp-=4 for unwind info and the pop as sp+=4 which
5466 also clobbers dest, but doesn't actually restore it.
5469 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
5470 RTX_FRAME_RELATED_P.
5472 2010-03-09 Jie Zhang <jie@codesourcery.com>
5474 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
5475 whitespaces in output template.
5477 2010-03-09 Jie Zhang <jie@codesourcery.com>
5479 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
5482 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5484 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
5485 builtins.exp in a separate job.
5487 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5489 * graphite-sese-to-poly.c (add_param_constraints): Use
5490 lower_bound_in_type and upper_bound_in_type.
5492 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5494 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
5495 instead of unsigned_type_node.
5497 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5498 Reza Yazdani <reza.yazdani@amd.com>
5501 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
5502 on pointer type parameters.
5504 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5508 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
5509 handle conversions from pointer to integers.
5510 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
5511 induction variable, to be able to work with code generated by CLooG.
5512 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
5513 (build_poly_scop): Bail out if we cannot codegen a loop.
5515 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5517 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
5518 code generation with gloog_error.
5520 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5522 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
5523 Call fold_convert on all the returned values.
5524 (expand_scalar_variables_expr): Pass to
5525 expand_scalar_variables_ssa_name the type of the resulting expression.
5527 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5529 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
5530 ppl_min_for_le_pointset.
5531 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
5532 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
5534 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5536 * graphite-dependences.c (map_into_dep_poly): Removed.
5537 (dependence_polyhedron_1): Use combine_context_id_scat.
5539 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5541 * graphite-poly.h (struct poly_scattering): Add layout documentation.
5542 (struct poly_bb): Same.
5543 (combine_context_id_scat): New.
5545 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5548 * sese.c (name_defined_in_loop_p): Return false for default
5551 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5553 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
5554 and clean up the logic.
5556 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5558 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
5561 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5563 * var-tracking.c (remove_cselib_value_chains): Define only for
5565 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
5566 delete_slot_part, emit_notes_for_differences_1): Don't call
5567 remove_cselib_value_chains here.
5568 (set_slot_part, emit_notes_for_differences_2): Don't call
5569 add_cselib_value_chains here.
5570 (preserved_values): New vector.
5571 (preserve_value): New function.
5572 (add_uses, add_stores, vt_add_function_parameters): Use it
5573 instead of cselib_preserve_value.
5574 (changed_values_stack): New vector.
5575 (check_changed_vars_0): New function.
5576 (check_changed_vars_1, check_changed_vars_2): Use it.
5577 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
5578 changed_values_stack VALUEs.
5579 (vt_emit_notes): For all preserved_values call
5580 add_cselib_value_chains. If ENABLE_CHECKING call
5581 remove_cselib_value_chains before verifying value_chains is empty.
5582 Initialize and free changed_values_stack.
5583 (vt_initialize): Initialize preserved_values.
5584 (vt_finalize): Free preserved_values.
5586 2010-03-08 Richard Guenther <rguenther@suse.de>
5588 PR tree-optimization/43269
5589 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
5592 2010-03-08 Martin Jambor <mjambor@suse.cz>
5594 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
5595 (ipa_is_param_called): Removed.
5596 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
5597 (ipa_print_node_params): Do not print the called flag.
5598 (ipa_write_node_info): Do not stream the called flag.
5599 (ipa_read_node_info): Likewise.
5601 2010-03-07 Jakub Jelinek <jakub@redhat.com>
5604 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
5605 * cselib.c (struct expand_value_data): Add dummy field.
5606 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
5608 (cselib_dummy_expand_value_rtx_cb): New function.
5609 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
5611 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
5612 * var-tracking.c: Include pointer-set.h.
5613 (variable): Change n_var_parts to char from int. Add
5614 cur_loc_changed and in_changed_variables fields.
5615 (variable_canonicalize): Remove.
5616 (shared_var_p): New inline function.
5617 (unshare_variable): Maintain cur_loc_changed and
5618 in_changed_variables fields. If var was in changed_variables,
5619 replace it there with new_var. Just copy cur_loc instead of
5620 resetting it to something else.
5621 (variable_union): Don't recompute cur_loc. Use shared_var_p.
5622 (dataflow_set_union): Don't call variable_canonicalize.
5623 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
5624 of their DEBUG_EXPR_TREE_DECLs.
5625 (canonicalize_loc_order_check): Verify that cur_loc is NULL
5626 and in_changed_variables and cur_loc_changed is false.
5627 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
5628 and cur_loc_changed. Don't update cur_loc here.
5629 (variable_merge_over_src): Don't call variable_canonicalize.
5630 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
5631 removing loc that is equal to cur_loc, clear cur_loc,
5632 set cur_loc_changed and ensure variable_was_changed is called.
5633 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
5634 compare pointers in cur_loc check, if it is equal to loc,
5635 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
5636 (variable_different_p): Remove compare_current_location argument,
5637 don't compare cur_loc.
5638 (dataflow_set_different_1): Adjust variable_different_p caller.
5639 (variable_was_changed): If dv had some var in changed_variables
5640 already, reset in_changed_variables flag for it and propagate
5641 cur_loc_changed over to the new variable. On empty var
5642 always set cur_loc_changed. Set in_changed_variables on whatever
5643 var is added to changed_variables.
5644 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
5645 Use shared_var_p. When removing loc that is equal to cur_loc,
5646 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
5647 end, don't set it to something else, just call variable_was_changed.
5648 (delete_slot_part): Use shared_var_p. When cur_loc equals to
5649 loc being removed, clear cur_loc and set cur_loc_changed.
5650 Set cur_loc_changed if all locations have been removed.
5651 (struct expand_loc_callback_data): New type.
5652 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
5653 allocated. Always create SUBREGs if simplify_subreg failed.
5654 Prefer to use cur_loc, when that fails and still in
5655 changed_variables (and seen first time) recompute it. Set
5656 cur_loc_changed of variables which had to change cur_loc and
5657 compute elcd->cur_loc_changed if any of the subexpressions used
5658 had to change cur_loc.
5659 (vt_expand_loc): Adjust to pass arguments in
5660 expand_loc_callback_data structure.
5661 (vt_expand_loc_dummy): New function.
5662 (emitted_notes): New variable.
5663 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
5664 that weren't used for any other decl in current
5665 emit_notes_for_changes call call vt_expand_loc_dummy to update
5666 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
5667 first loc_chain location if NULL before. Always use just
5668 cur_loc instead of first loc_chain location. When cur_loc_changed
5669 is false, when not --enable-checking=rtl just don't emit any note.
5670 When rtl checking, compute the note and assert it is the same
5671 as previous note. Clear cur_loc_changed and in_changed_variables
5672 at the end before removing from changed_variables.
5673 (check_changed_vars_3): New function.
5674 (emit_notes_for_changes): Traverse changed_vars to call
5675 check_changed_vars_3 on each changed var.
5676 (emit_notes_for_differences_1): Clear cur_loc_changed and
5677 in_changed_variables. Recompute cur_loc of new_var.
5678 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
5679 (vt_emit_notes): Initialize and destroy emitted_notes.
5681 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
5683 PR rtl-optimization/42220
5684 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
5685 Use verify_reg_tracked to determine if we should use OP_OUT rather
5687 (build_def_use): If we see an in-out operand for a register that we
5688 know nothing about, treat is an output if possible, fail the block if
5691 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5694 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
5697 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5700 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
5701 uses of relevant DEFs that are dead outside the loop too.
5703 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5705 * var-tracking.c (dataflow_set_merge): Swap src and src2.
5707 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5709 * var-tracking.c (values_to_unmark): New variable.
5710 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5711 values_to_unmark vector. Moved body to...
5712 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5713 instead queue it into values_to_unmark vector.
5714 (vt_find_locations): Free values_to_unmark vector.
5716 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
5718 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
5719 (site.exp): Export them when plugins are enabled.
5721 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
5724 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
5726 (chrec_fold_multiply): Same.
5728 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5731 * c-decl.c (build_compound_literal): Return early if init is
5734 2010-03-04 Martin Jambor <mjambor@suse.cz>
5736 PR tree-optimization/43164
5737 PR tree-optimization/43191
5738 * tree-sra.c (type_consists_of_records_p): Reject records with
5739 zero-size bit-fields at the end.
5741 2010-03-04 Mike Stump <mikestump@comcast.net>
5743 * Makefile.in (TAGS): Remove *.y.
5745 2010-03-04 Richard Guenther <rguenther@suse.de>
5747 PR tree-optimization/40761
5748 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
5750 (my_rev_post_order_compute): New function.
5751 (init_pre): Call it.
5753 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
5756 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
5757 decrease the cost of an IV candidate when the cost is infinite.
5759 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5761 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
5762 Use '3DNow!' for the extension of that name, ensure normal space
5764 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
5766 2010-03-03 Jeff Law <law@redhat.com>
5768 * PR middle-end/32693
5769 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
5770 than gen_rtx_SUBREG.
5771 (extract_bit_field_1): Likewise.
5773 2010-03-03 Janis Johnson <janis187@us.ibm.com>
5775 * doc/sourcebuild.texi (Test directives): Document that arguments
5776 include-opts and exclude-opts are now optional for dg-skip-if,
5777 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
5779 2010-03-03 Jason Merrill <jason@redhat.com>
5782 * cgraph.h (varpool_node): Add extra_name field.
5783 * varpool.c (varpool_extra_name_alias): New.
5784 (varpool_assemble_decl): Emit extra name aliases.
5785 (varpool_mark_needed_node): Look past an extra name alias.
5786 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
5787 * lto-streamer-in.c (lto_input_tree): Read it.
5788 * lto-streamer-out.c (output_unreferenced_globals): Write it.
5790 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
5792 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
5793 (sparc*-*-solaris2*): ...this.
5795 2010-03-03 Jakub Jelinek <jakub@redhat.com>
5798 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
5799 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
5800 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
5801 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
5804 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
5805 fallthrough to default handling, just with want_address 0 instead of 2.
5806 For single element lists, add_AT_loc directly, otherwise create an
5807 artificial variable DIE and stick location list to it.
5810 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
5811 (VAL_EXPR_HAS_REVERSE): Define.
5812 (reverse_op): New function.
5813 (add_stores): For reversible operations add an extra MO_VAL_USE.
5815 2010-03-02 Jason Merrill <jason@redhat.com>
5817 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
5819 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
5821 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
5822 (sparc64-*-linux*): Likewise.
5823 (sparc64-*-solaris2*): Include assembler files before linker ones.
5824 (sparc-*-solaris2*): Simplify and reorder to match previous case.
5825 * config/sparc/gas.h: Delete.
5826 * config/sparc/sol2-64.h: Add copyright notice.
5827 * config/sparc/sol2-gas-bi.h: Likewise.
5828 * config/sparc/sol2-gld.h: Likewise.
5829 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
5830 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
5831 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
5832 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
5833 (sparc_elf_asm_named_section): Rename into...
5834 (sparc_solaris_elf_asm_named_section): ...this. Always define.
5836 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
5838 * config/alpha/alpha.c (override_options): Fix -mtune error message.
5840 2010-03-02 Jeff Law <law@redhat.com>
5843 * reload1.c (rtx_p, substitute_stack): Declare.
5844 (substitute): Record addresses of changed rtxs.
5845 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
5846 Restore the original rtx when complete.
5847 (reload): Free subsitute_stack when complete.
5849 2010-03-02 Janis Johnson <janis187@us.ibm.com>
5851 * doc/gccint.texi (menu): Add Testsuites as a chapter.
5852 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
5854 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
5855 LTO Testing, gcov Testing, profopt Testing, compat Testing,
5856 Torture Tests): Change from subsection to section.
5858 2010-03-02 Jakub Jelinek <jakub@redhat.com>
5859 Steven Bosscher <steven@gcc.gnu.org>
5861 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
5864 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
5867 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
5868 the assignment from the new induction variable to the assignment
5869 of the value from the original loop PHI function.
5871 2010-03-01 Janis Johnson <janis187@us.ibm.com>
5872 Daniel Jacobowitz <dan@codesourcery.com>
5874 * doc/sourcebuild.texi (Test directives): Clarify options to
5877 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5879 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
5880 Disable cfi directives unless GCC and gas agree on using read-only
5881 .eh_frame sections for 64-bit.
5882 * configure: Regenerate.
5884 2010-03-01 Richard Guenther <rguenther@suse.de>
5886 PR tree-optimization/43220
5887 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
5888 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
5890 2010-03-01 Richard Guenther <rguenther@suse.de>
5891 Martin Jambor <mjambor@suse.cz>
5894 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
5895 gimplified parameters.
5897 2010-03-01 Christian Bruel <christian.bruel@st.com>
5899 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
5901 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
5903 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
5905 2010-03-01 Richard Guenther <rguenther@suse.de>
5908 * expr.c (expand_assignment): Use the alias-oracle to tell
5909 if the rhs aliases the result decl.
5911 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5914 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
5915 to sol_gt_pch_get_address.
5916 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
5917 64-bit, SPARC and x86.
5918 (sol_gt_pch_get_address): New function.
5920 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
5922 * toplev.h (inform_n, error_n): Declare.
5923 * diagnostic.c (inform_n, error_n): New function.
5925 2010-03-01 Jakub Jelinek <jakub@redhat.com>
5927 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
5928 has no rtl yet when processing local_decls, queue it and recheck
5929 if deferred stack allocation hasn't assigned it rtl.
5931 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5933 * config/sh/sh.c (unspec_bbr_uid): New.
5934 (gen_block_redirect): Use it instead of INSN_UID.
5935 (gen_far_branch): Likewise.
5937 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
5939 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
5940 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
5942 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5944 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
5945 (Warning Options): -Wno-conversion-null is valid for
5946 Objective-C++ as well.
5947 * doc/tm.texi (Named Address Spaces): Likewise.
5948 * doc/plugins.texi (Plugins): Replace TABs with spaces.
5949 * doc/tree-ssa.texi (Tree SSA): Likewise.
5951 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5954 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
5955 by default. Don't set the default arch for
5956 i[34567]86-*-darwin*|x86_64-*-darwin*.
5958 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5961 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
5962 default. Set the default 32bit/64bit archs with $with_arch
5963 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
5965 2010-02-27 Richard Guenther <rguenther@suse.de>
5967 PR tree-optimization/43186
5968 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
5969 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
5970 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
5971 unroller iterations.
5973 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5975 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
5976 required and i[34567]86-*-* targets don't support 64bit ISA.
5978 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
5981 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5984 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5986 * config.gcc: Set the default arch at least to Prescott for
5987 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
5988 if SSE math is enabled.
5990 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5992 * diagnostic.c (diagnostic_initialize): Update.
5993 (diagnostic_report_diagnostic): Test inhibit_notes_p for
5995 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
5996 (diagnostic_inhibit_notes): New.
5997 * toplev.c (process_options): inhibit notes with -fcompare-debug.
5999 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6002 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
6003 * doc/standards.texi: Likewise.
6004 * doc/extend.texi: Likewise.
6005 * doc/trouble.texi: Likewise.
6006 * doc/cppopts.texi: Likewise.
6007 * doc/install.texi: Likewise.
6008 * c.opt (std=c90,std=gnu90): New options.
6009 * c-opts.c (c_common_handle_option): Handle them.
6011 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6014 * c-decl.c (undeclared_variable): Use an informative note.
6016 2010-02-26 Richard Guenther <rguenther@suse.de>
6018 PR tree-optimization/43186
6019 * gimple.h (gimple_fold): Remove.
6020 * gimple.c (gimple_fold): Remove. Inline into single user ...
6021 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
6022 Try harder for conditions.
6024 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6027 * function.c (used_types_insert): Don't skip through named pointer
6028 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
6029 and it is different from the main variant's type.
6031 2010-02-26 Nick Clifton <nickc@redhat.com>
6033 * config/rx/rx.md (sminsi3): Remove bogus alternative.
6035 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6037 * config.gcc: Support --with-fpmath=sse for x86.
6039 * config/i386/ssemath.h: New.
6041 * doc/install.texi (--with-fpmath=sse): Documented.
6043 2010-02-26 Richard Guenther <rguenther@suse.de>
6045 PR tree-optimization/43188
6046 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
6047 vector types of over-aligned element type.
6049 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
6052 * config/i386/i386.c (expand_vec_perm_blend): Use correct
6053 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
6055 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
6057 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
6059 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6061 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
6062 * var-tracking.c: Include diagnostic.h.
6063 (debug_dv): New function.
6064 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
6067 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
6068 (add_value_chain, add_value_chains, remove_value_chain,
6069 remove_value_chains): Handle DEBUG_EXPRs.
6070 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
6073 * regcprop.c (struct queued_debug_insn_change): New type.
6074 (struct value_data_entry): Add debug_insn_changes field.
6075 (struct value_data): Add n_debug_insn_changes field.
6076 (debug_insn_changes_pool): New variable.
6077 (free_debug_insn_changes, apply_debug_insn_changes,
6078 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
6079 (kill_value_one_regno): Call free_debug_insn_changes if needed.
6080 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
6082 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
6084 (copyprop_hardreg_forward_1): Don't call apply_change_group for
6085 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
6086 changes, call cprop_find_used_regs via note_stores.
6087 (copyprop_hardreg_forward): When copying vd from predecessor
6088 which has any queued DEBUG_INSN changes, make sure the pointers are
6089 cleared. At the end call df_analyze and then if there are any
6090 DEBUG_INSN changes queued at the end of some basic block for still
6091 live registers, apply them.
6092 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
6094 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
6096 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
6099 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
6101 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
6102 targets. Set the default with_cpu/with_arch from arch/cpu.
6103 Allow x86-64 and native for with_cpu/with_arch.
6105 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
6107 * ebitmap.c: Change calls to verify_popcount with calls to
6108 sbitmap_verify_popcount.
6109 (ebitmap_clear_bit): Fixed map->cacheindex test and
6110 map>cache update when bit clearing results in an empty
6113 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6116 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
6117 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
6118 and support both V2DF and V2DI modes.
6119 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
6120 support both V2DF and V2DI modes.
6121 (general): Delete trailing whitespace from a few patterns.
6123 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6124 V2DF/V2DI interleave high/low builtins.
6126 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
6129 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
6130 interleave high/low functions.
6132 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
6134 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
6135 #pragma extern_prefix.
6137 2010-02-25 Jakub Jelinek <jakub@redhat.com>
6140 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
6141 BLKmode, assert op0 is a MEM and just adjust its mode.
6144 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
6145 if bitpos isn't multiple of mode's bitsize.
6147 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6149 * c.opt (-ftemplate-depth=): New.
6150 (-ftemplate-depth-): Deprecate.
6151 * optc-gen.awk: Handle -ftemplate-depth=.
6152 * opth-gen.awk: Likewise.
6153 * c-opts.c (c_common_handle_option): Likewise.
6154 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
6156 2010-02-24 Jason Merrill <jason@redhat.com>
6158 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
6160 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6162 * cfg.c (alloc_aux_for_block): Remove inline.
6163 (alloc_aux_for_edge): Likewise.
6165 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6167 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
6169 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6171 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
6172 * config/i386/sol2-gas.h: New file.
6173 * config.gcc (i[34567]86-*-solaris2*): Use it.
6175 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6178 * c-typeck.c (ep_convert_and_check): New.
6179 (build_conditional_expr): Use it.
6180 (build_binary_op): Likewise.
6182 2010-02-24 Jakub Jelinek <jakub@redhat.com>
6184 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
6187 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
6188 bounds even for -O+.
6189 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
6190 expr needs to have DECL_NAME set.
6192 2010-02-24 Nick Clifton <nickc@redhat.com>
6194 * config/mep/mep.c: Include gimple.h.
6195 (mep_function_uses_sp): Delete unused function.
6196 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
6197 parameters. Use unsigned integers to count args. Return a
6198 NULL_RTX instead of an error_mark_node. Toidy up formatting.
6200 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6203 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
6204 greater or equal to nelt instead of 2 * nelt.
6205 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
6208 2010-02-23 Jason Merrill <jason@redhat.com>
6211 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
6212 in cfun->local_decls even if they have register types.
6215 * stor-layout.c (place_field): Don't warn about unnecessary
6216 DECL_PACKED if the type is packed.
6218 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6221 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
6222 GOTOFF relocs, even when the base reg isn't pic pointer.
6224 2010-02-23 Michael Matz <matz@suse.de>
6227 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
6228 (expand_gimple_basic_block): Generate and use debug temps if there
6229 are debug uses left after the last real use of TERed ssa names.
6230 Unlink debug immediate uses when they are expanded.
6232 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
6235 * config/i386/i386.c (override_options): Reorganise to provide
6236 better error messages.
6238 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6241 * graphite-scop-detection.c (create_single_exit_edge): Move
6242 the call to find_single_exit_edge to....
6243 (create_sese_edges): ...here. Don't handle multiple edges
6244 exiting the function.
6245 (build_graphite_scops): Don't handle multiple edges
6246 exiting the function.
6248 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6251 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
6252 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
6254 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6257 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
6259 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
6262 * c-typeck.c (convert_arguments): Print declaration location.
6263 * c-common.c (validate_nargs): Rename as
6264 builtin_function_validate_nargs.
6265 (check_builtin_function_arguments): Update.
6267 2010-02-22 Richard Guenther <rguenther@suse.de>
6270 * tree-inline.c (declare_return_variable): Use the type of
6271 the call stmt lhs if available.
6273 2010-02-22 Duncan Sands <baldrick@free.fr>
6275 * passes.c (register_pass): Always consider all pass lists when
6276 ref_pass_instance_number is zero.
6278 2010-02-22 Richard Guenther <rguenther@suse.de>
6280 PR tree-optimization/42749
6281 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
6282 parameter. Do arithmetic in the original type.
6283 (update_accumulator_with_ops): Likewise.
6284 (adjust_accumulator_values): Adjust.
6286 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6288 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
6289 (QI to BLKmode splitter): New splitter.
6291 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
6293 * config/i386/i386.c (initial_ix86_tune_features): Turn on
6294 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
6296 2010-02-22 Richard Guenther <rguenther@suse.de>
6298 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
6300 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
6302 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
6303 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
6304 ($(T)crti.o, $(T)crtn.o): Remove rules.
6306 2010-02-21 Tobias Burnus <burnus@net-b.de>
6309 * doc/invoke.texi (-fassociative-math): Document that this
6310 option is automatically enabled for Fortran.
6312 2010-02-20 David S. Miller <davem@davemloft.net>
6314 * configure.ac: Test if linker and assembler properly support
6315 GOTDATA_OP relocations.
6316 * configure: Rebuild.
6317 * config.in: Likewise.
6318 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
6319 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
6320 (movsi_high_pic): Likewise.
6321 (movdi_lo_sum_pic): Likewise.
6322 (movdi_high_pic): Likewise.
6323 (movsi_pic_gotdata_op): New pattern.
6324 (movdi_pic_gotdata_op): Likewise.
6325 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
6326 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
6328 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
6331 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
6332 attribute to ssemul.
6333 (xop_mulv2div2di3_high): Ditto.
6335 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6338 * c.opt (Wconversion-null): New option.
6339 * doc/invoke.texi (Wconversion-null): Document.
6341 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6343 * common.opt (Wlarger-than-): Add Undocumented.
6345 2010-02-19 Mike Stump <mikestump@comcast.net>
6347 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
6349 2010-02-19 Jason Merrill <jason@redhat.com>
6352 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
6353 * configure: Likewise.
6355 2010-02-20 Alan Modra <amodra@gmail.com>
6358 * cgraph.h (cgraph_make_decl_local): Declare.
6359 * cgraph.c (cgraph_make_decl_local): New function.
6360 (cgraph_make_node_local): Use it.
6361 * cgraphunit.c (cgraph_function_versioning): Likewise.
6362 * ipa.c (function_and_variable_visibility): Likewise.
6364 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6367 * except.c (sjlj_emit_function_enter): Don't call
6368 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
6370 * rtl.h (add_reg_br_prob_note): Remove prototype.
6372 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6375 * c-common.c (conversion_warning): Remove widening conversions
6376 before checking the conversion of integers to reals.
6378 2010-02-19 Mike Stump <mikestump@comcast.net>
6381 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
6384 * cgraphunit.c (process_function_and_variable_attributes): Check
6385 DECL_PRESERVE_P instead of looking up attribute "used".
6386 * ipa-pure-const.c (check_decl): Likewise.
6387 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
6388 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
6389 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
6390 instead of attribute "used".
6391 * config/sol2-c.c (solaris_pragma_init): Likewise.
6392 (solaris_pragma_fini): Likewise.
6394 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6396 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
6397 Use XCNEW instead of xcalloc.
6398 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
6399 XNEW instead of xmalloc.
6400 (get_fields): Use XNEWVEC instead of xmalloc.
6403 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
6404 populate vars array.
6405 (create_new_general_access): For debug stmts just reset value.
6406 (get_stmt_accesses): For accesses within debug stmts just record them
6407 using add_access_to_acc_sites instead of preventing the peeling or
6408 counting them as accesses.
6411 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
6413 2010-02-19 Richard Guenther <rguenther@suse.de>
6415 PR tree-optimization/42916
6416 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
6419 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
6421 * configure.ac: Replace all uses of changequote in macro arguments
6422 with proper quoting.
6424 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6427 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
6429 2010-02-19 Richard Guenther <rguenther@suse.de>
6431 PR tree-optimization/42944
6432 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
6433 test for aliasing with errno.
6435 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6438 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
6439 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
6440 * dojump.c: Include output.h.
6441 (inv): New inline function.
6442 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
6443 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
6444 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
6445 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
6446 argument, pass it down to other calls.
6447 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
6448 add REG_BR_PROB note to the conditional jump.
6449 * cfgexpand.c (add_reg_br_prob_note): Removed.
6450 (expand_gimple_cond): Don't call it, add the probability
6451 as last argument to jumpif_1/jumpifnot_1.
6452 * Makefile.in (dojump.o): Depend on output.h.
6453 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
6455 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
6456 * stmt.c (do_jump_if_equal): Likewise.
6457 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
6458 * loop-unswitch.c (compare_and_jump_seq): Likewise.
6459 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
6461 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
6462 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
6463 jumpifnot_1 callers.
6464 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
6466 (store_expr): Adjust jumpifnot caller.
6467 (store_constructor): Adjust jumpif caller.
6470 * gimplify.c (gimple_boolify): For __builtin_expect call
6471 gimple_boolify also on its first argument.
6473 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
6475 * configure.ac (gnu-unique-object): Wrap regexps using [] in
6477 (__stack_chk_fail): Ditto. Remove quadrigraphs.
6478 * configure: Regenerated.
6480 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6482 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
6483 lang_hooks.types_compatible_p instead of comptypes.
6485 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
6487 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
6488 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
6489 if __prefer_thumb__ is defined.
6491 2010-02-18 Martin Jambor <mjambor@suse.cz>
6493 PR tree-optimization/43066
6494 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
6495 array with zero-sized element type.
6497 2010-02-18 Jakub Jelinek <jakub@redhat.com>
6499 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
6500 rtx, allocate struct var_loc_node here and return it to the
6501 caller, and only if it is actually needed.
6502 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
6503 move it earlier and return immediately if it returns NULL.
6505 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
6507 * config/sparc/gas.h: New file. Restore
6508 TARGET_ASM_NAMED_SECTION to its ELF default.
6509 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
6511 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6512 Likewise. Add ATTRIBUTE_UNUSED to prototype.
6513 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
6514 after sparc/sysv4.h.
6516 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
6518 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
6520 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
6522 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
6523 patterns from predicated pattern.
6525 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
6528 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
6529 for insn mnemonic suffix.
6531 2010-02-17 Richard Guenther <rguenther@suse.de>
6533 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
6536 2010-02-17 Jakub Jelinek <jakub@redhat.com>
6539 * caller-save.c (save_call_clobbered_regs): If BB ends with
6540 a DEBUG_INSN, move any notes in between last real insn and the last
6541 DEBUG_INSN after the last DEBUG_INSN.
6543 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
6545 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
6546 Fix return type. Fix argument type. Explain meaning of return value.
6548 2010-02-16 Richard Guenther <rguenther@suse.de>
6550 PR tree-optimization/41043
6551 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
6552 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
6554 (vrp_visit_phi_node): ... but only for loop PHI nodes.
6556 2010-02-16 Ira Rosen <irar@il.ibm.com>
6558 PR tree-optimization/43074
6559 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
6560 * tree-vect-loop.c (vect_analyze_loop_operations): Add
6561 vectorizable cycles in hybrid SLP check.
6562 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
6564 2010-02-16 Richard Guenther <rguenther@suse.de>
6566 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
6567 (true_dependence): If memrefs_conflict_p computes must-alias
6568 trust it. Move TBAA check after offset-based disambiguation.
6569 (canon_true_dependence): Likewise.
6571 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
6573 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
6574 * doc/invoke.texi: Document it.
6575 * var-tracking.c: Include toplev.h and params.h.
6576 (vt_find_locations): Return bool indicating success. Compute
6577 hash sizes unconditionally. Check new parameter, report.
6578 (variable_tracking_main_1): Check vt_find_locations results and
6579 retry. Renamed from...
6580 (variable_tracking_main): ... this. New wrapper to preserve
6581 flag_var_tracking_assignments.
6582 * Makefile.in (var-tracking.o): Adjust dependencies.
6584 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
6585 Jakub Jelinek <jakub@redhat.com>
6588 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
6589 if weak_import attribute is present.
6590 * config/darwin.c (machopic_select_section): Likewise.
6592 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
6594 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
6595 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
6596 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
6597 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
6599 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
6602 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
6605 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
6606 Rewrite text to refer to the names.
6608 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
6610 * config/i386/i386-builtin-types.def
6611 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
6612 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
6613 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
6614 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
6615 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
6616 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
6617 IX86_BUILTIN_VPERMIL2PS256.
6618 (MULTI_ARG_4_DF2_DI_I): Defined.
6619 (MULTI_ARG_4_DF2_DI_I1): Defined.
6620 (MULTI_ARG_4_SF2_SI_I): Defined.
6621 (MULTI_ARG_4_SF2_SI_I1): Defined.
6622 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
6623 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
6624 __builtin_ia32_vpermil2ps256.
6625 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6626 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6627 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
6628 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6629 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6630 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
6631 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
6632 CODE_FOR_xop_vpermil2v8sf3.
6633 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
6634 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
6635 * config/i386/xopintrin.h (_mm_permute2_pd): New.
6636 (_mm256_permute2_pd): New.
6637 (_mm_permute2_ps): New.
6638 (_mm256_permute2_ps): New.
6640 2010-02-15 Nick Clifton <nickc@redhat.com>
6642 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
6643 boolean parameters. Use emit_jump_insn when emitting a pop
6644 instruction containing a return insn.
6645 (push): Use 'true' rather than '1' as second parameter to F.
6646 (h8300_expand_prologue): Likewise.
6647 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
6648 (h8300_expand_epilogue): Likewise.
6650 2010-02-15 Richard Guenther <rguenther@suse.de>
6653 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
6656 2010-02-15 Nick Clifton <nickc@redhat.com>
6658 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
6661 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
6663 * intl.c (fake_ngettext): New function.
6664 * intl.h (fake_ngettext): Declare.
6665 (ngettext): Define macro.
6666 * collect2.c (notice_translated): New function.
6667 (main): Use notice_translated and ngettext.
6668 * collect2.h (notice_translated): Declare.
6670 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
6672 * reorg.c (delete_computation): Comment fixes.
6673 * caller-save.c (setup_save_areas): Idem.
6674 * sel-sched-dump.c (dump_lv_set): Idem.
6677 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6679 * config/s390/s390.c (s390_sched_init): New function.
6680 (TARGET_SCHED_INIT): Target hook defined.
6682 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
6683 Jack Howarth <howarth@bromo.med.uc.edu>
6684 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6687 Partial revert of unintended change in fix for PR41605.
6688 * config/darwin.h: Fix typo.
6689 * config/darwin9.h: Same.
6691 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6693 * c-pch.c (pch_init): Clear v.
6695 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6698 * graphite-scop-detection.c (graphite_can_represent_scev): Call
6699 graphite_can_represent_init for MULT_EXPR.
6701 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6705 * graphite-sese-to-poly.c (remove_phi): New.
6706 (translate_scalar_reduction_to_array): Call remove_phi.
6708 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6711 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
6712 * graphite-clast-to-gimple.h (gloog): Update declaration.
6713 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
6714 * graphite-poly.h (struct poly_bb): Add missing comments.
6715 (struct scop): Add poly_scop_p field.
6717 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
6718 * graphite.c (graphite_transform_loops): Build the polyhedral
6719 representation for each scop before code generation.
6720 * sese.c (rename_variables_in_operand): Removed.
6721 (rename_variables_in_expr): Return the renamed expression.
6722 (rename_sese_parameters): New.
6723 * sese.h (rename_sese_parameters): Declared.
6725 2010-02-11 Richard Guenther <rguenther@suse.de>
6727 PR tree-optimization/42998
6728 * tree-ssa-pre.c (create_expression_by_pieces): Treat
6729 POINTER_PLUS_EXPR properly.
6731 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6732 Changpeng Fang <changpeng.fang@amd.com>
6735 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
6736 the cost of an IV candidate when the IV is used in a test against zero.
6738 * gcc.dg/tree-ssa/ivopts-3.c: New.
6740 2010-02-11 Richard Guenther <rguenther@suse.de>
6743 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
6744 pointer-vs-decl case by swapping refs. Handle some cases
6745 of pointer-vs-decl disambiguations more conservatively.
6746 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
6747 to false after expanding.
6749 2010-02-11 Richard Guenther <rguenther@suse.de>
6752 * gcc.c (process_command): Handle LTO file@offset case more
6755 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6757 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
6758 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
6760 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
6762 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
6763 if MEM's mode size isn't DWARF2_ADDR_SIZE.
6764 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
6765 Optimize eq/ne comparisons when both arguments are known to be
6767 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
6768 Don't mask operands unnecessarily if they are known to be already
6771 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
6773 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
6776 2010-02-10 Richard Guenther <rguenther@suse.de>
6778 PR tree-optimization/43017
6779 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
6780 for wrapping signed arithmetic.
6782 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6785 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
6786 if no debug info should be emitted for it.
6788 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
6790 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
6791 note when flag_exceptions is set.
6793 2010-02-10 Duncan Sands <baldrick@free.fr>
6795 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
6797 2010-02-10 Richard Guenther <rguenther@suse.de>
6800 * tree.c (get_unwidened): Handle constants.
6801 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
6803 2010-02-10 Martin Jambor <mjambor@suse.cz>
6806 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
6807 check for variable argument counts independently.
6809 2010-02-10 Christian Bruel <christian.bruel@st.com>
6812 * config/sh/sh.c (find_barrier): Increase length for non delayed
6813 conditional branches.
6815 2010-02-10 Christian Bruel <christian.bruel@st.com>
6817 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
6819 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6821 * builtins.c (set_builtin_user_assembler_name): Also handle
6822 ffs if int is smaller than word.
6824 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
6827 * ira-conflicts.c (get_dup): Remove.
6828 (process_reg_shuffles): Add new parameter. Use it as an
6829 additional guard for copy generation.
6830 (add_insn_allocno_copies): Rewrite.
6832 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
6834 * common.opt (fsched2-use-traces): Preserved for backward
6836 * doc/invoke.texi: Remove the documentation about option
6837 -fsched2-use-traces.
6838 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
6839 flag_sched2_use_traces.
6840 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
6841 the backward compatibility flag section.
6843 2010-02-09 Richard Guenther <rguenther@suse.de>
6845 PR tree-optimization/43008
6846 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
6847 make HEAP variables initialized from global memory if they
6848 are not known builtin functions.
6849 (find_func_aliases): Adjust.
6851 2010-02-09 Richard Guenther <rguenther@suse.de>
6853 PR tree-optimization/43000
6854 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
6855 arithmetic manually.
6857 2010-02-08 Jakub Jelinek <jakub@redhat.com>
6859 PR tree-optimization/42931
6860 * tree-loop-linear.c (try_interchange_loops): Don't call
6861 double_int_mul if estimated_loop_iterations failed.
6863 2010-02-08 Martin Jambor <mjambor@suse.cz>
6866 * tree-sra.c (build_accesses_from_assign): Do not mark in
6867 should_scalarize_away_bitmap if stmt has volatile ops.
6868 (sra_modify_assign): Do not process assigns piecemeal if if stmt
6871 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
6873 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
6875 2010-02-07 Adam Nemet <adambnmet@gmail.com>
6877 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
6880 2010-02-07 Andrew Pinski <pinskia@gmail.com>
6883 * df-core.c (df_finish_pass): Change type of saved_flags to int.
6885 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6888 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
6889 to unknown_dependence.
6890 (graphite_legal_transform_dr): Handle the unknown_dependence.
6891 (graphite_carried_dependence_level_k): Same.
6893 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6895 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
6897 2010-02-07 Richard Guenther <rguenther@suse.de>
6900 * expr.c (get_inner_reference): Always initialize *pbitsize.
6902 2010-02-07 Richard Guenther <rguenther@suse.de>
6905 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
6906 new ARRAY_REFs on variable size element or minimal index arrays.
6908 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
6909 gimple_fold_indirect_ref.
6911 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
6914 * arm.c (arm_override_options): Just return if the user has specified
6915 an invalid fpu name.
6917 2010-02-03 Jason Merrill <jason@redhat.com>
6920 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
6921 i386_pe_maybe_record_exported_symbol.
6923 2010-02-05 Steve Ellcey <sje@cup.hp.com>
6926 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6927 (pa_delegitimize_address): New function.
6929 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
6931 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
6932 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
6934 2010-02-05 Richard Guenther <rguenther@suse.de>
6937 * lto-streamer-in.c (get_resolution): Deal with references
6938 to undefined functions.
6940 2010-02-05 Richard Guenther <rguenther@suse.de>
6942 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
6943 (fold_const_aggregate_ref): Likewise.
6944 (ccp_fold_stmt): Substitute loads.
6945 (maybe_fold_reference): Verify types before substituting.
6947 (fold_gimple_assign): Unshare properly.
6948 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
6950 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
6952 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
6953 for rs6000_gen_cell_microcode.
6955 2010-02-04 Richard Guenther <rguenther@suse.de>
6957 PR rtl-optimization/42952
6958 * dse.c (const_or_frame_p): Remove MEM handling.
6960 2010-02-04 Nick Clifton <nickc@redhat.com>
6962 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
6963 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
6964 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
6965 (mn10300_asm_output_mi_thunk): New function.
6966 (mn10300_can_output_mu_thunk): New function.
6967 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
6968 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
6969 (FUNCTION_ARG): Delete incorrect comment.
6971 2010-02-03 Jason Merrill <jason@redhat.com>
6974 * fold-const.c (operand_equal_p): Handle erroneous types.
6976 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
6978 * config/h8300/h8300.md (can_delay): Fix attibute condition.
6980 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
6982 PR rtl-optimization/42941
6983 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
6986 2010-02-03 Jason Merrill <jason@redhat.com>
6989 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
6991 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
6994 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
6995 (cselib_reset_table): Renamed from...
6996 (cselib_reset_table_with_next_value): ... this.
6997 (cselib_get_next_uid): Renamed from...
6998 (cselib_get_next_unknown_value): ... this.
6999 * cselib.c (next_uid): Renamed from...
7000 (next_unknown_value): ... this.
7001 (cselib_clear_table): Adjust.
7002 (cselib_reset_table): Adjust. Renamed from...
7003 (cselib_reset_table_with_next_value): ... this.
7004 (cselib_get_next_uid): Adjust. Renamed from...
7005 (cselib_get_next_unknown_value): ... this.
7006 (get_value_hash): Use hash.
7007 (cselib_hash_rtx): Likewise.
7008 (new_cselib_val): Adjust. Set and dump uid.
7009 (cselib_lookup_mem): Pass next_uid as hash.
7010 (cselib_subst_to_values): Likewise.
7011 (cselib_log_lookup): Dump uid.
7012 (cselib_lookup): Pass next_uid as hash. Adjust.
7013 (cselib_process_insn): Adjust.
7014 (cselib_init): Initialize next_uid.
7015 (cselib_finish): Adjust.
7016 (dump_cselib_table): Likewise.
7017 * dse.c (canon_address): Dump value uid.
7018 * print-rtl.c (print_rtx): Print value uid.
7019 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
7021 (dv_uid): New function, sort of renamed from...
7022 (dv_htab_hash): ... this, reimplemented in terms of it and...
7023 (dv_uid2hash): ... this. New.
7024 (variable_htab_eq): Drop excess assertions.
7025 (tie_break_pointers): Removed.
7026 (canon_value_cmp): Compare uids.
7027 (variable_post_merge_New_vals): Print uids.
7028 (vt_add_function_parameters): Adjust.
7029 (vt_initialize): Reset table. Adjust.
7031 2010-02-03 Richard Guenther <rguenther@suse.de>
7033 PR tree-optimization/42944
7034 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
7035 (call_may_clobber_ref_p_1): Likewise. Properly handle
7036 malloc and calloc clobbering errno.
7038 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
7040 * doc/invoke.texi: Fix name of sched1 dump.
7042 * opts.c (decode_options): Set flag_tree_switch_conversion
7043 only conditionally on optimize >= 2.
7045 * gcse.c: Assorted comment fixes in pass description.
7047 2010-02-03 Anthony Green <green@moxielogic.com>
7049 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
7050 nop padding in order to maintain alignment of storage location of
7051 target function address.
7052 (moxie_trampoline_init): Store target function address at newly
7054 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
7056 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
7058 2010-02-03 Richard Guenther <rguenther@suse.de>
7061 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
7063 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7065 * config.gcc: Reenable check for obsolete targets.
7066 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
7067 mips-sgi-irix6.[0-4]*.
7069 2010-02-02 Nick Clifton <nickc@redhat.com>
7071 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
7072 constant size of 4 as being the same as 0.
7073 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
7074 can take values in the range 0..4.
7076 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
7079 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
7080 as _darwin10_Unwind_FindEnclosingFunction().
7081 * libgcc-libsystem.ver: New.
7083 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
7086 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
7087 implicitly set registers.
7089 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
7091 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
7092 (arm_override_options): Allow automatic selection of the thread
7093 pointer register if thumb2.
7094 (legitimize_pic_address): Improve code sequences for Thumb2.
7095 (arm_call_tls_get_addr): Likewise.
7096 (legitimize_tls_address): Likewise.
7097 * arm.md (pic_load_addr_arm): Delete. Replace with ...
7098 (pic_load_addr_32bit): ... this. New named pattern.
7099 * thumb2.md (pic_load_addr_thumb2): Delete.
7100 (pic_load_dot_plus_four): Delete.
7101 (tls_load_dot_plus_four): New named pattern.
7103 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7106 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
7107 Document fix for TLS bug.
7109 2010-01-31 Richard Guenther <rguenther@suse.de>
7111 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
7112 conservatively correct.
7114 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7118 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7120 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7122 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7124 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
7126 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
7128 * config.gcc: Adjust order of makefile fragments for mingw targets.
7130 2010-01-31 Richard Guenther <rguenther@suse.de>
7133 * gimplify.c (gimplify_init_constructor): For volatile LHS
7134 initialize a temporary.
7136 2010-01-31 Matthias Klose <doko@ubuntu.com>
7138 * configure.ac: Fix __stack_chk_fail check for cross builds configured
7140 * configure: Regenerate.
7142 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
7144 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7145 the same alias set and their sizes different constantness.
7146 (aliasing_component_refs_p): Revert 2009-10-24 change.
7148 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7150 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
7153 2010-01-29 Richard Guenther <rguenther@suse.de>
7155 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
7156 Assert we successfully updated the call.
7158 2010-01-29 Jakub Jelinek <jakub@redhat.com>
7160 PR rtl-optimization/42889
7161 * df.h (df_set_bb_dirty_nonlr): New prototype.
7162 * df-core.c (df_set_bb_dirty_nonlr): New function.
7163 * df-scan.c (df_insn_rescan): Call it instead of
7164 df_set_bb_dirty for DEBUG_INSNs.
7166 2010-01-29 Richard Guenther <rguenther@suse.de>
7169 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
7170 quadratic behavior in most cases.
7172 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
7175 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
7176 in the call to gen_x86_movsicc_0_m1.
7178 2010-01-28 Richard Guenther <rguenther@suse.de>
7180 PR tree-optimization/42871
7181 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
7183 2010-01-28 Richard Guenther <rguenther@suse.de>
7185 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
7186 into call arguments.
7188 2010-01-28 Richard Guenther <rguenther@suse.de>
7191 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
7192 the forwarder if the destination is an EH landing pad.
7194 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
7196 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
7197 block list passed to gimple_duplicate_sese_tail.
7198 (parallelize_loops): Avoid parallelization when the function
7200 Avoid parallelization when the preheader is IRREDUCIBLE.
7201 Try to optimize when estimated_loop_iterations_int is unresolved.
7202 Add the loop's location to the dump file.
7203 * tree-cfg.c (add_phi_args_after_redirect): Remove.
7204 (gimple_duplicate_sese_tail): Remove the check for the latch.
7205 Redirect nexits to the exit block.
7206 Remove handling of the incoming edges to the latch.
7207 Redirect the backedge from the copied latch to the exit bb.
7209 2010-01-28 Michael Matz <matz@suse.de>
7212 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
7213 Wrap force_reg into a sequence, emit it before user.
7215 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
7217 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
7219 (arm_legacy_rev): Likewise.
7220 (thumb_legacy_rev): Likewise.
7222 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7224 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
7225 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
7226 on MEM's address failed, try avoid_constant_pool_reference and
7227 recurse if it returned something different.
7228 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
7229 address, try avoid_constant_pool_reference and recurse if it
7230 returned something different.
7231 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
7232 address and avoid_constant_pool_reference returned something
7233 different, don't set have_address.
7235 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
7238 * var-tracking.c (val_store): Add modified argument, obey it.
7240 (count_uses): Move down logging of main.
7241 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
7242 don't need resolution.
7243 (emit_notes_in_bb): Likewise.
7245 2010-01-27 Richard Guenther <rguenther@suse.de>
7248 * tree-inline.c (remap_decl): Delay remapping of SSA name
7249 default definitions until we need them.
7251 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7253 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7254 (rs6000_delegitimize_address): New function.
7256 * config/s390/s390.c (s390_delegitimize_address): Call
7257 delegitimize_mem_from_attrs.
7260 * tree-inline.c (cannot_copy_type_1): Removed.
7261 (copy_forbidden): Don't forbid copying of functions containing
7262 records/unions with variable length fields.
7264 2010-01-27 Christian Bruel <christian.bruel@st.com>
7268 * config/sh/sh.c (find_barrier): Increase length for non delayed
7269 conditional branches.
7271 2010-01-27 Matthias Klose <doko@ubuntu.com>
7273 * configure.ac (gnu-unique-object): Fix ldd version check.
7274 * configure: Regenerate.
7276 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7278 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
7280 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
7281 Test for HAVE_GNU_AS value.
7283 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7285 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
7286 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
7287 INT64_TYPE): Define.
7288 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
7289 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7290 INT_LEAST64_TYPE): Define.
7291 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
7292 UINT_LEAST64_TYPE): Define.
7293 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
7294 INT_FAST64_TYPE): Define.
7295 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7296 UINT_FAST64_TYPE): Define.
7297 (INTMAX_TYPE, UINTMAX_TYPE): Define.
7298 (INTPTR_TYPE, UINTPTR_TYPE): Define.
7299 (SIG_ATOMIC_TYPE): Define.
7301 2010-01-26 Richard Guenther <rguenther@suse.de>
7303 * df-scan.c (df_scan_set_bb_info): Remove assert.
7304 (df_insn_rescan_debug_internal): Merge asserts.
7305 (df_install_ref): Likewise.
7306 (df_mark_reg): Use bitmap_set_range.
7307 (df_hard_reg_used_p): Remove assert.
7308 (df_hard_reg_used_count): Likewise.
7310 2010-01-26 Richard Guenther <rguenther@suse.de>
7312 PR rtl-optimization/42685
7313 * web.c (web_main): Ignore DEBUG_INSNs.
7315 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
7317 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
7319 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
7320 Fix types of fndecl and arglist parameters.
7322 2010-01-26 Richard Guenther <rguenther@suse.de>
7325 * tree-eh.c (unsplit_eh): Skip debug insns.
7327 2010-01-26 Richard Guenther <rguenther@suse.de>
7329 PR tree-optimization/42250
7330 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
7332 2010-01-26 Jakub Jelinek <jakub@redhat.com>
7335 * omp-low.c (expand_omp_sections): Only use single_pred if
7336 l2_bb is single_pred_p.
7338 2010-01-25 Christian Bruel <christian.bruel@st.com>
7341 * config/sh/sh.c (find_barrier): Increase length for non delayed
7342 conditional branches.
7343 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
7345 2010-01-24 David S. Miller <davem@davemloft.net>
7347 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
7348 define if not using GAS.
7349 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7350 Likewise. Delete SECTION_MERGE code, which is only applicable
7353 2010-01-24 Mark Mitchell <mark@codesourcery.com>
7356 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
7357 mangling of va_list in system headers.
7359 2010-01-23 Toon Moene <toon@moene.org>
7361 * tree-predcom.c (combine_chains): Return NULL, not false.
7363 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
7365 * tree-loop-distribution.c (distribute_loop): Fix declaration and
7366 initialization of variable res to agree with return type.
7368 2010-01-22 Steve Ellcey <sje@cup.hp.com>
7370 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
7371 * tree-sra.c: Add include of expr.h.
7373 2010-01-22 Jakub Jelinek <jakub@redhat.com>
7375 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
7376 insert the debug stmt on the single non-EH edge from the stmt.
7378 2010-01-22 Richard Henderson <rth@redhat.com>
7381 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
7382 the RHS until after generate_subtree_copies has insertted its
7383 code before the current statement.
7385 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
7387 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
7389 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
7391 2010-01-21 Martin Jambor <mjambor@suse.cz>
7393 PR tree-optimization/42585
7394 * tree-sra.c (struct access): New field grp_total_scalarization.
7395 (dump_access): Dump the new field.
7396 (should_scalarize_away_bitmap): New variable.
7397 (cannot_scalarize_away_bitmap): Likewise.
7398 (sra_initialize): Allocate new bitmaps.
7399 (sra_deinitialize): Free new bitmaps.
7400 (create_access_1): New function.
7401 (create_access): Parts moved to create_access_1.
7402 (type_consists_of_records_p): New function.
7403 (completely_scalarize_record): Likewise.
7404 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
7405 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
7406 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
7408 (analyze_all_variable_accesses): Completely scalarize small eligible
7411 2010-01-21 Martin Jambor <mjambor@suse.cz>
7413 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
7415 2010-01-21 Andrew Haley <aph@redhat.com>
7417 * gcc.c (process_command): Move lang_specific_driver before
7418 setting cc_libexec_prefix.
7420 2010-01-21 Richard Guenther <rguenther@suse.de>
7423 * fold-const.c (negate_expr_p): Pretend only negative
7424 real constants are easily negatable.
7426 2010-01-20 Janis Johnson <janis187@us.ibm.com>
7427 Jason Merrill <jason@redhat.com>
7429 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
7430 (TYPE_TRANSPARENT_AGGR): this, for union and record.
7431 * calls.c (initialize argument_information): Handle it.
7432 * c-common.c (handle_transparent_union_attribute): Use new name.
7433 * c-decl.c (finish_struct): Ditto.
7434 * c-typeck.c (type_lists_compatible_p): Ditto.
7435 (convert_for_assignment): Use new name and also handle record.
7436 * function.c (aggregate_value_p): Handle it.
7437 (pass_by_reference): Ditto.
7438 (assign_parm_data_types): Ditto.
7439 * print-tree.c (print_node): Ditto.
7440 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
7441 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
7442 * tree.c (first_field): New fn.
7444 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
7447 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
7448 even when linking statically, for now.
7450 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7453 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
7454 without a cselib val.
7455 (count_uses): Accept MO_VAL_SET with no val on stores.
7456 (add_stores): Likewise.
7458 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7460 * var-tracking.c (check_value_val): Add a compile time assertion.
7461 (dv_is_decl_p): Simplify.
7462 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
7463 gcc_assert if ENABLE_CHECKING.
7465 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7468 * var-tracking.c: Include tree-flow.h.
7469 (mem_dies_at_call): New.
7470 (dataflow_set_preserve_mem_locs): Use it.
7471 (dataflow_set_remove_mem_locs): Likewise.
7472 (dump_var): Renamed from dump_variable. Adjust all callers.
7473 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
7474 * Makefile.in (var-tracking.o): Adjust deps.
7476 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
7478 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
7480 2010-01-20 Richard Guenther <rguenther@suse.de>
7482 PR tree-optimization/42717
7483 * tree-ssa-dce.c (get_live_post_dom): Remove.
7484 (forward_edge_to_pdom): Take an arbitrary edge to copy
7485 degenerate PHI args from.
7486 (remove_dead_stmt): Use the first post-dominator even if it
7487 does not contain live statements as redirection destination.
7489 2010-01-20 Richard Guenther <rguenther@suse.de>
7491 * tree-inline.c (estimate_num_insns): Handle EH builtins.
7493 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7495 * sel-sched.c (create_speculation_check): Remove set but not used
7497 (try_transformation_cache): Remove set but not used variable ds.
7498 (calculate_privileged_insns): Remove set but not used variables
7499 cur_insn and min_spec_insn.
7500 (find_best_expr): Remove set but not used variable avail_n.
7501 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
7503 * cgraphunit.c (assemble_thunk): Remove set but not used variable
7505 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
7506 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
7509 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
7512 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
7513 cpu types. Add support for *-sse3 cpu types.
7514 (x86_64-*-*): Ditto.
7516 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7519 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
7520 argument, call initializer_constant_valid_p_1 instead of
7521 initializer_constant_valid_p, pass CACHE to it, return NULL
7522 immediately if first call returns NULL.
7523 (initializer_constant_valid_p_1): New function.
7524 (initializer_constant_valid_p): Use it.
7526 2010-01-20 Thomas Quinot <quinot@adacore.com>
7528 * tree.def (PLACEHOLDER_EXPR): Fix comment.
7530 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7532 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
7533 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
7534 (loc_list_from_tree): Don't handle unsigned division. Handle
7535 signed modulo using DW_OP_{over,over,div,mul,minus}.
7536 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
7537 modulo instead of signed.
7539 2010-01-20 DJ Delorie <dj@redhat.com>
7541 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
7543 (h8300_emit_stack_adjustment): Propogate it.
7545 (h8300_expand_prologue): Likewise.
7546 (h8300_expand_epilogue): Likewise.
7548 2010-01-19 Michael Matz <matz@suse.de>
7550 PR tree-optimization/41783
7551 * tree-data-ref.c (toplevel): Include flags.h.
7552 (dump_data_dependence_relation): Also dump the inputs if the
7553 result will be unknown.
7554 (split_constant_offset_1): Look through some conversions.
7555 * tree-predcom.c (determine_roots_comp): Restart a new chain if
7556 the offset from last element is too large.
7557 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
7558 (reassociate_to_the_same_stmt): Handle vector registers.
7559 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
7561 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
7562 wide_prolog_niters argument, emit widening instructions.
7563 (vect_do_peeling_for_alignment): Adjust caller, use widened
7564 variant of the iteration cound.
7565 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
7567 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7570 * config/arm/neon-testgen.m (emit_automatics): New parameter
7571 features. Adjust for Fixed_return_reg feature.
7572 (test_intrinsic): Call emit_automatics with new feature.
7573 * config/arm/neon.ml: Update copyright years.
7574 (features): New Fixed_return_reg feature.
7575 (ops): Update feature for Vget_low.
7577 2010-01-19 Jakub Jelinek <jakub@redhat.com>
7579 PR tree-optimization/42719
7580 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
7584 * fwprop.c (all_uses_available_at): Return false if def_set dest
7585 is a REG that is used in def_insn.
7587 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
7589 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
7591 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
7594 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
7596 * target.h (struct gcc_target) <secondary_reload>: Change type
7597 of last argument to secondary_reload_info *.
7599 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
7602 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
7603 memory references with unaligned offsets. Remove CQImode handling.
7604 (unaligned_memory_operand): Return 1 for memory references with
7605 unaligned offsets. Remove CQImode handling.
7607 2010-01-18 Richard Guenther <rguenther@suse.de>
7610 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
7613 2010-01-18 Richard Guenther <rguenther@suse.de>
7615 PR tree-optimization/42781
7616 * tree-ssa-structalias.c (find_what_var_points_to): Skip
7617 restrict processing only if the original variable was artificial.
7619 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
7621 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
7622 find number of popped argument bytes.
7624 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
7625 Fix the text that describes the return value for invalid insns.
7627 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
7629 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
7630 Clarify what 'cost of the -dependence' is. Fix quoting.
7632 * toplev.c (default_get_pch_validity): Rename argument to "sz".
7633 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
7635 2010-01-17 Jakub Jelinek <jakub@redhat.com>
7637 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
7638 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
7640 2010-01-17 Richard Guenther <rguenther@suse.de>
7643 * function.c (split_complex_args): Take a VEC to modify.
7644 (assign_parms_augmented_arg_list): Build a VEC instead of
7645 a chain of PARM_DECLs.
7646 (assign_parms_unsplit_complex): Take a VEC of arguments.
7647 Do not fixup unmodified parms.
7648 (assign_parms): Deal with the VEC.
7649 (gimplify_parameters): Likewise.
7651 2010-01-17 Richard Guenther <rguenther@suse.de>
7653 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
7654 node existence check.
7655 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
7656 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
7657 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
7658 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
7659 (gimple_execute_on_growing_pred): Likewise.
7661 2010-01-17 Richard Guenther <rguenther@suse.de>
7663 PR tree-optimization/42773
7664 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
7665 (compute_antic_aux): Likewise.
7666 (compute_partial_antic_aux): Likewise.
7668 2010-01-17 Jie Zhang <jie.zhang@analog.com>
7671 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
7674 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
7676 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
7679 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
7680 Fix markup for strict argument.
7682 (TARGET_SCHED_REORDER2): Fix argument types.
7684 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
7685 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
7687 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
7688 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
7690 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
7693 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
7694 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
7695 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
7696 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
7697 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
7699 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
7701 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
7703 (TARGET_ASM_RELOC_RW_MASK): Add return type.
7704 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
7706 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
7708 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
7711 (TARGET_ASM_NAMED_SECTION): Fix argument list.
7713 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
7714 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
7716 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
7718 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
7720 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
7721 referring to it. Fix language.
7723 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
7725 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
7727 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
7729 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
7731 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
7732 '@var{stream}. Remove stray 'and'.
7734 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
7736 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
7738 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
7740 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
7741 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
7743 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
7744 Fix description of return value.
7745 Rename argument "sz" to "len."
7747 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
7748 Clarify meaning of 'true' return value.
7750 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
7752 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
7753 rep_mode versus mode_rep.
7755 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
7757 (TARGET_BUILTIN_DECL): Fix name.
7759 (TARGET_COMMUTATIVE_P): Fix type of first argument.
7761 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
7763 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
7765 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
7767 (TARGET_RELAXED_ORDERING): Use @deftypevr.
7769 (TARGET_GET_DRAP_RTX): Note that this is a hook.
7772 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
7773 Rename argument tm_fn to md_fn.
7775 (TARGET_OPTION_PRINT): Fix argument list.
7777 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
7780 * config/i386/i386.c (ix86_fixup_binary_operands):
7781 Revert FMA4 fixup of operands.
7783 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7786 * Makefile.in (write_entries_to_file, install-plugin):
7787 Use \012 instead of \n with tr.
7789 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
7791 * configure.ac (HAVE_AS_REF): New C macro.
7792 * configure: Regenerate.
7793 * config.in: Likewise.
7794 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
7796 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
7799 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
7801 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
7803 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
7805 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
7807 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
7809 (TARGET_IN_SMALL_DATA_P): Fix argument type.
7811 (TARGET_BINDS_LOCAL_P): Fix argument type.
7813 (TARGET_ASM_FILE_END): Use prototype.
7815 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
7817 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
7819 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
7821 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
7823 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
7824 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
7826 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
7827 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
7829 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
7830 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
7831 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
7832 (TARGET_ADDR_SPACE_CONVERT): Likewise.
7834 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
7836 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
7838 (TARGET_INIT_BUILTINS): Use prototype.
7840 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7841 Put 'const char *' in braces. Fix parameter types.
7842 (TARGET_INVALID_CONVERSION): Fix parameter types.
7843 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
7844 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
7846 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
7849 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
7851 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
7853 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
7855 * doc/tm.texi (TARGET_HELP): Fix return type.
7857 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
7858 in braces. Fix argument types.
7860 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
7862 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
7864 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
7866 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
7867 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
7869 (TARGET_MANGLE_TYPE): Fix argument types.
7871 (TARGET_IRA_COVER_CLASSES): Use prototype.
7873 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
7875 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
7877 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
7879 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
7881 (TARGET_CALLEE_COPIES): Fix argument types.
7883 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
7885 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
7887 (TARGET_FUNCTION_VALUE): Fix argument types.
7889 (TARGET_RETURN_IN_MSB): Fix argument type.
7891 (TARGET_RETURN_IN_MEMORY): Fix argument types.
7893 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
7895 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
7897 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
7898 agree with return type.
7900 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
7902 2010-01-15 Jing Yu <jingyu@google.com>
7904 PR rtl-optimization/42691
7905 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
7906 a pseudo to a constant and are merged, and adjust comments.
7908 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
7910 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
7912 2010-01-15 Richard Guenther <rguenther@suse.de>
7915 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
7916 labels of computed or non-local gotos to the destination.
7917 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
7918 landing pad label is the first label.
7920 2010-01-15 Richard Guenther <rguenther@suse.de>
7922 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
7924 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7927 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
7928 to allow generation of the xssqrtdp instruction on power7.
7929 (sqrtdf2_fpr): Ditto.
7931 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7934 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
7935 functions with noreturn attribute.
7938 * varasm.c (declare_weak): Add weak attribute to decl if it
7939 doesn't have one already.
7940 (assemble_external): Only add decls to weak_decls if they also
7941 have weak attribute.
7943 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
7945 * var-tracking.c (var_reg_delete): Don't delete the association
7946 between REGs and values or one-part variables if the register
7949 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7952 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
7953 because its first operand is a non-localized variable.
7955 2010-01-14 Martin Jambor <mjambor@suse.cz>
7957 PR tree-optimization/42706
7958 * tree-sra.c (encountered_recursive_call): New variable.
7959 (encountered_unchangable_recursive_call): Likewise.
7960 (sra_initialize): Initialize both new variables.
7961 (callsite_has_enough_arguments_p): New function.
7962 (scan_function): Call decl and flags check only for IPA-SRA, check
7963 whether there is a recursive call and whether it has enough arguments.
7964 (all_callers_have_enough_arguments_p): New function.
7965 (convert_callers): Look for recursive calls only when
7966 encountered_recursive_call is set.
7967 (ipa_early_sra): Bail out either if
7968 !all_callers_have_enough_arguments_p or
7969 encountered_unchangable_recursive_call.
7971 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7973 * sel-sched.c: Add 2010 to copyright years.
7974 * sel-sched-ir.c: Likewise.
7975 * sel-sched-ir.h: Likewise.
7977 2010-01-14 Martin Jambor <mjambor@suse.cz>
7979 PR tree-optimization/42714
7980 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
7981 constructors specially.
7983 2010-01-14 Andi Kleen <ak@linux.intel.com>
7985 * config/i386/drivers-i386.c (detect_caches_intel):
7986 Add l2sizekb parameter and fill in.
7987 (host_detect_local_cpu): Add l2sizekb, fill in.
7988 Add Atom small cache heuristic.
7990 2010-01-14 Andi Kleen <ak@linux.intel.com>
7992 * config/i386/drivers-i386.c (detect_caches_cpuid4):
7993 Add level3 parameter and fill in.
7994 (detect_caches_intel): Handle level3 cache.
7996 2010-01-14 Andi Kleen <ak@linux.intel.com>
7998 * config/i386/drivers-i386.c (host_detect_local_cpu):
7999 Fix core duo detection.
8001 2010-01-14 Andi Kleen <ak@linux.intel.com>
8003 * config/i386/drivers-i386.c (host_detect_local_cpu):
8006 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8008 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
8009 (rs6000_variable_issue_1): this. Use...
8010 (rs6000_variable_issue): here. Reimplement. Print debug info.
8012 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8014 * sel-sched-ir.c (sel_restore_other_notes): Rename to
8015 sel_restore_notes. Update all callers. Call reemit_notes
8018 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8020 PR rtl-optimization/42246
8021 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
8024 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8026 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
8027 all successors is the same as number of successors in current region.
8029 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8031 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
8032 to rename is not separable. Otherwise check that its LHS is not NULL.
8034 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8036 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
8038 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8040 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
8041 available registers when failed to discover LHS register class.
8042 Fix indentation. Update comment.
8044 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8045 Alexander Monakov <amonakov@ispras.ru>
8047 PR rtl-optimization/42389
8048 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
8050 (advance_state_on_fence): Likewise.
8051 (sel_target_adjust_priority): Print debug output only when
8052 sched_verbose >= 4, not 2.
8053 (get_expr_cost): Do not issue all unique insns on the next cycle.
8054 (fill_insns): Initialize can_issue_more from the value saved
8056 * sel-sched-ir.c (flist_add): New parameter issue_more.
8057 Init FENCE_ISSUE_MORE with it.
8058 (merge_fences): Likewise.
8059 (init_fences): Update call to flist_add.
8060 (add_to_fences, add_clean_fence_to_fences)
8061 (add_dirty_fence_to_fences): Likewise.
8062 (move_fence_to_fences): Update call to merge_fences.
8063 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
8065 * sel-sched-ir.h (struct _fence): New field issue_more.
8066 (FENCE_ISSUE_MORE): New accessor macro.
8068 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8070 PR rtl-optimization/42388
8071 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
8072 that have no predecessors nor successors. Do not call move_bb_info
8073 for empty blocks outside of current region.
8075 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8077 PR rtl-optimization/42294
8078 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
8079 * sel-sched.c (move_exprs_to_boundary): Transitively add all
8080 originators' originators.
8082 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8084 PR rtl-optimization/39453
8085 PR rtl-optimization/42246
8086 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
8088 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
8090 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8091 Alexander Monakov <amonakov@ispras.ru>
8094 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
8095 (maybe_tidy_empty_bb): ... here. Make static. Add new
8096 argument. Update all callers.
8097 (tidy_control_flow): ... and here. Recompute topological order
8098 of basic blocks in region if necessary.
8099 (sel_redirect_edge_and_branch): Change return type. Return true
8100 if topological order might have been invalidated.
8101 (purge_empty_blocks): Export and move from...
8102 * sel-sched.c (purge_empty_blocks): ... here.
8103 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
8104 (maybe_tidy_empty_bb): Delete prototype.
8105 (purge_empty_blocks): Declare.
8107 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8109 PR rtl-optimization/42249
8110 * sel-sched.c (try_replace_dest_reg): When chosen register
8111 and original register is the same, do not bail out early, but
8112 still check all original insns for validity of replacing destination
8113 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
8116 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8119 Port from no-undefined-overflow branch:
8120 2009-03-09 Richard Guenther <rguenther@suse.de>
8122 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
8124 2010-01-14 Richard Guenther <rguenther@suse.de>
8127 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
8129 2010-01-14 Ira Rosen <irar@il.ibm.com>
8131 PR tree-optimization/42709
8132 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
8133 as scalar type in creation of constant vector operand.
8135 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8138 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
8139 (check-parallel-%): Match `testsuite' directory component only
8142 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
8144 PR translation/39521
8145 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
8148 2010-01-13 Richard Guenther <rguenther@suse.de>
8150 PR tree-optimization/42730
8151 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
8154 2010-01-13 Steve Ellcey <sje@cup.hp.com>
8157 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
8158 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
8161 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
8163 * config/bfin/libgcc-bfin.ver: Regenerate based on current
8164 libgcc-std.ver. Add entries for ___smulsi3_highpart and
8165 ___umulsi3_highpart.
8167 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
8168 rather than schedule_insns if the pass is enabled.
8170 2010-01-13 Martin Jambor <mjambor@suse.cz>
8172 PR tree-optimization/42704
8173 * tree-sra.c (sra_modify_assign): Do not delete assignments to
8176 2010-01-13 Martin Jambor <mjambor@suse.cz>
8178 PR tree-optimization/42703
8179 * tree-sra.c (analyze_access_subtree): Check that we can build a
8180 reference to the original data within the aggregate.
8182 2010-01-13 Richard Guenther <rguenther@suse.de>
8184 PR tree-optimization/42705
8185 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
8187 2010-01-13 Richard Guenther <rguenther@suse.de>
8190 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
8192 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8195 * var-tracking.c (values_to_unmark): New variable.
8196 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8197 values_to_unmark vector. Moved body to...
8198 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8199 instead queue it into values_to_unmark vector.
8200 (vt_find_locations): Free values_to_unmark vector.
8202 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
8204 * config/s390/s390.c (override_options): Set
8205 default of max-pending-list-length to 256
8207 2010-01-13 Richard Guenther <rguenther@suse.de>
8210 * tree-pass.h (PROP_gimple_lcx): New.
8211 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
8212 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
8213 before the final cleanup_eh.
8214 (dump_properties): Dump PROP_gimple_lcx.
8215 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
8216 (tree_lower_complex_O0): Remove.
8217 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
8218 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
8219 tree_lower_complex, schedule TODO_update_ssa.
8220 * lto-streamer-out.c (output_function): Stream the functions
8222 * lto-streamer-in.c (input_function): Likewise.
8223 (lto_read_body): Do not override them here.
8225 2010-01-12 Joseph Myers <joseph@codesourcery.com>
8228 * c-typeck.c (build_c_cast): Fold value cast to union type before
8229 wrapping it in a CONSTRUCTOR.
8231 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8233 PR rtl-optimization/42699
8234 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
8237 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8239 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8240 SUBTARGET_WARN_UNUSED_SPEC): Move ...
8241 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8242 SUBTARGET_WARN_UNUSED_SPEC): ... here
8243 * config/mips/iris5.h (LIBGCC_SPEC): Define.
8245 2010-01-12 Julian Brown <julian@codesourcery.com>
8247 * config/arm/neon-schedgen.ml (Utils): Don't try to
8248 open missing module.
8249 (find_with_result): New.
8251 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8254 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
8255 sharing when canonicalizing ({lt,ge}u (plus a b) b).
8257 PR tree-optimization/42645
8258 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
8259 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
8260 decl_map, set processing_debug_stmt to -1 and return name without
8263 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
8265 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
8266 binutils version, and reword target configuration description.
8268 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8270 * config/avr/avr.h (LINKER_NAME): Remove.
8272 2010-01-11 Janis Johnson <janis187@us.ibm.com>
8275 * config/rs6000/rs6000.c (rs6000_override_options): On targets
8276 that support VSX, warn for -mno-altivec if vsx is not disabled,
8279 2010-01-11 Joseph Myers <joseph@codesourcery.com>
8280 Shujing Zhao <pearly.zhao@oracle.com>
8282 PR translation/42469
8283 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
8284 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
8285 character between option name and help text.
8286 * c.opt (imultilib): Likewise.
8288 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
8290 * lto-streamer-out.c (output_unreferenced_globals): Output static
8293 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
8295 PR rtl-optimization/42621
8296 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
8297 optimizing for size.
8298 (duplicate_computed_gotos): Remove now-redundant check.
8300 2010-01-10 Steve Ellcey <sje@cup.hp.com>
8303 * configure.ac: Save and restore LDFLAGS and LIBS
8304 * configure: Regenerate.
8306 2010-01-10 Richard Guenther <rguenther@suse.de>
8309 * builtins.c (fold_builtin_strlen): Add type argument and
8310 convert the resulting length to it.
8311 (fold_builtin_1): Adjust.
8313 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8315 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
8316 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
8318 (num_insns_constant_wide): Adjust for that change.
8320 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8323 * web.c (union_defs): Add used argument, to combine uses of
8325 (entry_register): Adjust type and tests of used argument.
8326 (web_main): Widen used for new use. Pass it to union_defs.
8327 * df.h (union_defs): Adjust prototype.
8329 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8332 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
8333 uses in new incoming argument. Free body.
8334 (reset_debug_uses_in_loop): New.
8335 (analyze_insn_to_expand_var): Call the latter if the former found
8336 anything. Fix whitespace. Reject invalid dest overlaps before
8337 going through all insns in the loop.
8339 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8342 * haifa-sched.c (dying_use_p): Debug insns don't count.
8344 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8347 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
8348 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
8349 (verify_gimple_call): Reject LHS in noreturn calls.
8351 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8355 * tree-vect-loop-manip.c (adjust_info): New type.
8356 (adjust_vec): New pointer to vector.
8357 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
8358 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
8359 (slpeel_update_phis_for_duplicate_loop): Use them.
8360 (slpeel_update_phi_nodes_for_guard1): Likewise.
8361 (slpeel_update_phi_nodes_for_guard2): Likewise.
8362 (slpeel_tree_peel_loop_to_edge): Likewise.
8363 (vect_update_ivs_after_vectorizer): Likewise.
8365 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8367 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
8368 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8370 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8372 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
8373 bogus uninitialized warning.
8375 2010-01-09 Richard Guenther <rguenther@suse.de>
8378 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
8379 the evolution is compatible with the initial condition.
8381 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8383 * gcc.c (process_command): Update copyright notice dates.
8384 * gcov.c (print_version): Likewise.
8385 * gcov-dump.c (print_version): Likewise.
8386 * mips-tfile.c (main): Likewise.
8387 * mips-tdump.c (main): Likewise.
8389 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8392 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
8394 (rotlhi3_8): Delete.
8396 (rotlsi3_8): Delete.
8397 (rotlsi3_16): Delete.
8398 (rotlsi3_24): Delete.
8400 (*rotw<mode>3): New.
8401 (*rotb<mode>3): New.
8402 * config/avr/avr.c (avr_rotate_bytes): New function.
8403 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
8405 2010-01-08 Steve Ellcey <sje@cup.hp.com>
8408 * configure.ac: Modify -rdynamic check.
8409 * configure: Regenerate.
8411 2010-01-08 DJ Delorie <dj@redhat.com>
8413 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
8414 register popping order.
8416 2010-01-08 Richard Guenther <rguenther@suse.de>
8419 * c.opt (fsigned-char): Also let LTO handle this option.
8420 (funsigned-char): Likewise.
8422 2010-01-07 Richard Guenther <rguenther@suse.de>
8424 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
8425 (gimple_op): Likewise.
8426 (gimple_op_ptr): Likewise.
8427 (gimple_assign_set_lhs): Remove gcc_assert.
8428 (gimple_assign_set_rhs1): Likewise.
8429 (gimple_assign_set_rhs2): Likewise.
8430 (gimple_call_set_lhs): Likewise.
8431 (gimple_call_set_fn): Likewise.
8432 (gimple_call_set_fndecl): Likewise.
8433 (gimple_call_fndecl): Likewise.
8434 (gimple_call_return_type): Likewise.
8435 (gimple_call_set_chain): Likewise.
8436 (gimple_call_num_args): Likewise.
8437 (gimple_call_set_arg): Likewise.
8438 (gimple_cond_set_code): Likewise.
8439 (gimple_cond_set_lhs): Likewise.
8440 (gimple_cond_set_rhs): Likewise.
8441 (gimple_cond_set_true_label): Likewise.
8442 (gimple_cond_set_false_label): Likewise.
8443 (gimple_label_set_label): Likewise.
8444 (gimple_goto_set_dest): Likewise.
8445 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
8446 (gimple_debug_bind_get_value): Likewise.
8447 (gimple_debug_bind_get_value_ptr): Likewise.
8448 (gimple_debug_bind_set_var): Likewise.
8449 (gimple_debug_bind_set_value): Likewise.
8450 (gimple_debug_bind_reset_value): Likewise.
8451 (gimple_debug_bind_has_value_p): Likewise.
8452 (gimple_return_retval_ptr): Remove gcc_assert.
8453 (gimple_return_retval): Likewise.
8454 (gimple_return_set_retval): Likewise.
8455 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
8456 (safe_referenced_var_iterator): Remove.
8457 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
8458 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
8459 (fill_referenced_var_vec): Remove.
8460 (first_readonly_imm_use): Remove redundant gcc_assert.
8461 (phi_arg_index_from_use): Combine gcc_asserts.
8462 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
8463 (first_imm_use_stmt): Remove redundant gcc_assert.
8464 * tree-cfg.c (verify_gimple_call): Verify function and chain
8465 operands. Verify arguments.
8466 (verify_types_in_gimple_stmt): Verify condition code and labels.
8468 2010-01-07 Richard Guenther <rguenther@suse.de>
8470 PR tree-optimization/42641
8471 * sese.c (rename_map_elt_info): Use the SSA name version, do
8474 2010-01-07 Jakub Jelinek <jakub@redhat.com>
8476 PR tree-optimization/42625
8477 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
8478 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
8480 2010-01-07 Duncan Sands <baldrick@free.fr>
8482 * Makefile.in (PLUGIN_HEADERS): Add version.h.
8484 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
8487 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
8488 note itself is not function_invariant_p.
8490 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
8492 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
8493 Do not add the DF_NOTE problem.
8494 * store-motion.c (execute_rtl_store_motion): Likewise.
8496 2010-01-07 Martin Jambor <mjambor@suse.cz>
8498 PR tree-optimization/42157
8499 * tree-sra.c (compare_access_positions): Stabilize sort if both
8500 accesses have integer types, return zero immediately if they are the
8503 2010-01-06 Richard Henderson <rth@redhat.com>
8506 * haifa-sched.c (add_to_note_list): Merge into ...
8507 (concat_note_lists): ... here, and ...
8508 (unlink_other_notes, rm_other_notes): Merge into...
8509 (remove_notes): ... here. Create REG_SAVE_NOTEs for
8510 NOTE_INSN_EPILOGUE_BEG.
8512 2010-01-06 Richard Guenther <rguenther@suse.de>
8514 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
8515 not inline regular functions into always-inline functions.
8517 2010-01-06 Nick Clifton <nickc@redhat.com>
8519 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
8520 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
8522 (OVERRIDE_OPTIONS): Delete.
8523 (OPTIMIZATION_OPTIONS): Define.
8524 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
8525 * config/rx/rx.c (rx_handle_option): Issue an error message if
8526 -mcpu=rx200 and -fpu are used together.
8527 (rx_set_optimization_options): New function. Issue an error
8528 message if an optimization attribute attempts to reset the FPU/
8529 math optimization pairing.
8530 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
8531 * config/rx/rx.opt: Set the default to 32-bit doubles.
8532 * config/rx/t-rx: Add multilibs for -nofpu option.
8533 * doc/invoke.texi: Update documentation of RX options.
8535 2010-01-06 Richard Guenther <rguenther@suse.de>
8537 * tree-ssa-pre.c (name_to_id): New global.
8538 (alloc_expression_id): Simplify SSA name handling.
8539 (lookup_expression_id): Likewise.
8540 (init_pre): Zero name_to_id.
8541 (fini_pre): Free it.
8543 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
8545 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
8547 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
8550 * config/i386/sse.md (smaxv2di3): New.
8551 (umaxv2di3): Likewise.
8552 (sminv2di3): Likewise.
8553 (uminv2di3): Likewise.
8555 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
8558 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
8559 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
8560 (legitimize_tls_address): Likewise.
8561 (sparc_tls_referenced_p): Likewise.
8562 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
8563 and adjust calls to legitimize_pic_address.
8564 (legitimate_constant_p) Use sparc_tls_referenced_p.
8565 (legitimate_pic_operand_p): Likewise.
8566 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
8567 (sparc_tls_symbol_ref_1): Delete.
8568 (sparc_tls_referenced_p): Make static, recognize specific patterns.
8569 (legitimize_tls_address): Make static, handle CONST patterns.
8570 (legitimize_pic_address): Make static, remove unused parameter and
8571 adjust recursive calls.
8572 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
8573 and adjust call to legitimize_pic_address.
8574 (sparc_output_mi_thunk): Likewise.
8576 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
8577 H.J. Lu <hongjiu.lu@intel.com>
8580 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
8581 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
8582 operands to make them signed.
8585 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8588 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8589 GTU to GT for V4SI and V2DI.
8591 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8592 (umin<mode>3): Removed.
8594 (uminv4si3): Likewise.
8596 2010-01-05 Martin Jambor <mjambor@suse.cz>
8598 PR tree-optimization/42462
8599 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
8600 current_function_decl to helper functions and macros.
8602 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8605 * flags.h: Don't include real.h.
8606 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
8607 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
8608 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
8609 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
8610 * dominance.c: Update copyright.
8611 * gimple.c (walk_gimple_op): Remove inline.
8612 * tree-ssa-reassoc.c: Include real.h.
8613 * Makefile.in (FLAGS_H): Remove $(REAL_H).
8614 (tree-ssa-reassoc.o): Depend on $(REAL_H).
8616 2010-01-05 Nick Clifton <nickc@redhat.com>
8618 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
8619 register to push into the stack frame when the accumulator has to
8620 be saved during interrupts.
8622 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
8624 * doc/invoke.texi: Remove the documentation about option
8626 * common.opt (Wunreachable-code): Preserved for backward
8628 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
8629 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
8630 the backward compatibility flag section.
8632 2010-01-05 Richard Guenther <rguenther@suse.de>
8634 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
8636 2010-01-05 Jakub Jelinek <jakub@redhat.com>
8639 * cfgexpand.c (expand_one_var): Diagnose too large variables.
8641 PR tree-optimization/42508
8642 * tree-sra.c (convert_callers): Check for recursive call
8643 by comparing cgraph nodes instead of decls.
8644 (modify_function): Call ipa_modify_formal_parameters also
8645 on all same_body aliases.
8647 * cgraphunit.c (cgraph_materialize_all_clones): Compare
8648 cgraph nodes when checking for same_body aliases.
8650 2010-01-05 Richard Guenther <rguenther@suse.de>
8652 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
8653 allocation and lookup.
8654 (get_or_alloc_expr_for_constant): Likewise.
8655 (phi_translate): Sink allocation.
8657 2010-01-04 Richard Guenther <rguenther@suse.de>
8659 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
8660 a new entry only if needed.
8661 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
8662 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
8664 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
8666 (phi_translate): Handle CONSTANTs early.
8668 2010-01-04 Martin Jambor <mjambor@suse.cz>
8670 PR tree-optimization/42398
8671 * tree-sra.c (struct access): Removed flag grp_different_types.
8672 (dump_access): Do not dump the removed flag.
8673 (sort_and_splice_var_accesses): Do not set the removed flag.
8674 (sra_modify_expr): Check for type compatibility directly.
8676 2010-01-04 Martin Jambor <mjambor@suse.cz>
8678 PR tree-optimization/42366
8679 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
8680 edges with variable number of parameters.
8681 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
8682 flag instead of asserting it.
8683 (ipa_read_node_info): Read uses_analysis_done flag.
8685 2010-01-04 Richard Guenther <rguenther@suse.de>
8687 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
8688 iterative_hash_* as intended.
8689 (vn_reference_compute_hash): Likewise. Simplify hashing
8691 (vn_reference_lookup_2): Likewise.
8692 (vn_nary_op_compute_hash): Likewise.
8693 (vn_phi_compute_hash): Likewise.
8694 (expressions_equal_p): Remove strange code.
8695 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
8696 (pre_expr_hash): Likewise. Simplify hashing SSA names.
8697 (bitmap_insert_into_set_1): Take value-id as parameter.
8698 (add_to_value): Pass it.
8699 (bitmap_insert_into_set): Likewise.
8700 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
8702 2010-01-04 Jakub Jelinek <jakub@redhat.com>
8705 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
8706 (do_self_spec): For switches with SWITCH_IGNORE set set also
8707 SWITCH_IGNORE_PERMANENTLY.
8708 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
8711 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
8713 * lto-streamer-out.c (output_unreferenced_globals): Output the full
8714 tree of an unreferenced global var.
8716 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8719 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8720 GTU to GT for V4SI and V2DI.
8722 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8723 (umin<mode>3): Removed.
8725 (uminv4si3): Likewise.
8727 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8730 * collect2.c (main): Turn on trace in collect2 if -v is passed
8733 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
8735 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
8736 description of expression operand.
8738 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
8740 * configure.ac: Add install-html to target_list for Make-hooks.
8741 * configure: Regenerate.
8742 * fortran/Make-lang.in (F95_HTMLFILES): New.
8743 (fortran.html): Use it.
8744 (fortran.install-html): New.
8745 * Makefile.in (install-html): Add lang.install-html.
8746 * java/Make-lang.in (JAVA_HTMLFILES): New.
8747 (java.html): Use it.
8748 (java.install-html): New.
8749 * objc/Make-lang.in (objc.install-html): New.
8750 * objcp/Make-lang.in (obj-c++.install-html): New.
8751 * cp/Make-lang.in (c++.install-html): New.
8752 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
8753 * lto/Make-lang.in (lto.install-html): New.
8755 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8758 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
8760 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
8762 PR rtl-optimization/41862
8763 * store-motion.c (store_killed_in_insn, compute_store_table,
8764 remove_reachable_equiv_notes, replace_store_insn,
8765 build_store_vectors): Ignore all DEBUG_INSNs.
8767 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8770 * common.opt: Add dumpdir.
8772 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
8774 (option_map): Add --dumpdir.
8776 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
8778 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
8780 * opts.c (decode_options): Try dump_dir_name first if
8781 dump_base_name isn't an absolute path.
8782 (common_handle_option): Handle OPT_dumpdir.
8784 * toplev.c (dump_dir_name): New.
8785 (print_switch_values): Also ignore -dumpdir.
8787 * toplev.h (dump_dir_name): New.
8789 2010-01-03 Richard Guenther <rguenther@suse.de>
8791 PR tree-optimization/42589
8792 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
8793 double-word expansion of bswap32.
8795 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
8797 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
8798 with BLOCK_FOR_INSN.
8799 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
8800 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
8801 noce_process_if_block): Likewise.
8802 * gcse.c (compute_local_properties, insert_expr_in_table,
8803 insert_set_in_table, canon_list_insert, find_avail_set,
8804 pre_insert_copy_insn): Likewise.
8806 * basic-block.h (BLOCK_NUM): Move from here...
8807 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
8809 2010-01-03 Richard Guenther <rguenther@suse.de>
8811 PR tree-optimization/42438
8812 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
8813 contains_may_not_return_call flag.
8814 (BB_MAY_NOTRETURN): New.
8815 (valid_in_sets): Trapping nary operations are not valid
8816 in blocks that may not return.
8817 (insert_into_preds_of_block): Remove check for trapping expressions.
8818 (compute_avail): Compute also BB_MAY_NOTRETURN.
8820 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
8822 * doc/invoke.texi: Add 2010 to copyright years.
8824 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
8826 * config/sparc/sparc.c: Fix formatting nits.
8828 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
8829 Alexander Monakov <amonakov@ispras.ru>
8831 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
8833 2010-01-02 Richard Guenther <rguenther@suse.de>
8836 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
8837 (simplify_switch_using_ranges): Mark to be removed edges
8840 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8842 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8844 * collect2.c (scan_libraries): Add missing argument in call to
8847 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
8850 * config/alpha/predicates.md (aligned_memory_operand): Return false
8852 (unaligned_memory_operand): Return true for CQImode.
8853 * config/alpha/alpha.c (get_aligned_mem): Assert that location
8854 doesn not cross aligned SImode word boundary.
8856 2010-01-02 Anatoly Sokolov <aesok@post.ru>
8858 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
8860 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
8861 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
8863 2010-01-02 Richard Guenther <rguenther@suse.de>
8866 * toplev.c (compile_file): Emit LTO marker properly. Change
8868 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
8870 2010-01-01 Richard Guenther <rguenther@suse.de>
8873 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
8875 2010-01-01 Richard Guenther <rguenther@suse.de>
8878 * c-decl.c (grokdeclarator): For zero-size arrays force
8879 structural equality checks as layout_type does.
8881 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8883 * builtins.c: Update copyright to 2010.
8885 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8888 * lto-streamer-out.c (produce_asm): Revert the last change.
8889 (copy_function): Likewise.
8891 * lto-streamer.c (lto_get_section_name): Skip any leading
8894 2010-01-01 Richard Guenther <rguenther@suse.de>
8897 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
8901 Copyright (C) 2010 Free Software Foundation, Inc.
8903 Copying and distribution of this file, with or without modification,
8904 are permitted in any medium without royalty provided the copyright
8905 notice and this notice are preserved.