1 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
3 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
4 lto-macho as lto_binary_reader.
5 * target.h (struct gcc_target): New hooks lto_start and lto_end.
6 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
7 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
8 in lto_start and lto_end calls.
9 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
11 (scan_prog_file): Update is_elf_or_coff call.
12 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
14 * collect2.c (main): Fix enum comparison.
16 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
18 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
19 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
20 and TARGET_ASM_LTO_END.
21 * darwin.c: Include obstack.h and lto-streamer.h.
22 (lto_section_names_offset, lto_section_names_obstack,
23 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
25 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
26 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
28 (darwin_asm_lto_end): New function. Restore asm_out_file.
29 (darwin_asm_named_section): For LTO sections, replace the name with
30 the offset of the section name in a string table, and build this
32 (darwin_file_start): Initialize global vars for LTO support.
33 (darwin_file_end): If output to asm_out_file was redirected, append it
34 to the proper asm_out_file here. Add the section names section.
36 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
38 * c-pragma.c (pending_weak_d, pending_weak): New.
39 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
40 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
41 handle_pragma_weak): Update the uses of pending_weaks.
43 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
45 PR documentation/44016
46 * doc/standards.texi (Standards): Link to unversioned
47 cxx0x_status.html page.
49 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
52 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
53 in addition to TREE_USED, to avoid "set but unused" warnings.
55 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
57 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
58 (is_loop_prefetching_profitable): Do not insert prefetches
59 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
60 times the prefetch ahead distance.
62 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
64 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
65 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
66 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
69 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
71 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
72 a diagnostic info when the insn-to-mem ratio is too small.
74 2010-05-07 Richard Guenther <rguenther@suse.de>
76 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
78 (store_arg): Queue temp_filename for deletion instead of
81 2010-05-07 Richard Guenther <rguenther@suse.de>
83 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
84 (run_gcc): Handle LTRANS phase invocation.
85 * collect2.c (maybe_run_lto_and_relink): Do not set
88 2010-05-07 Jakub Jelinek <jakub@redhat.com>
90 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
91 this is also meaningful on PARM_DECLs and RESULT_DECLs.
93 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
95 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
97 2010-05-07 Richard Guenther <rguenther@suse.de>
99 PR tree-optimization/44020
100 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
101 code when PRE is not yet initialized.
103 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
105 * config/mips/dbxmdebug.h: Remove.
106 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
108 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
110 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
111 with null pointer and also warn about ordered comparison of zero with
114 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
116 * graphite-blocking.c
117 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
118 * graphite-clast-to-gimple.c
119 (clast_to_gcc_expression): Same.
120 (precision_for_value): Same.
121 (precision_for_interval): Same.
122 (gcc_type_for_interval): Same.
123 (graphite_create_new_guard): Same.
124 (compute_bounds_for_level): Same.
125 (graphite_create_new_loop_guard): Same.
126 * graphite-interchange.c
127 (build_linearized_memory_access): Same.
128 (pdr_stride_in_loop): Same.
129 (memory_strides_in_loop_1): Same.
130 (memory_strides_in_loop): Same.
131 (extend_scattering): Same.
132 (psct_scattering_dim_for_loop_depth): Same.
133 (pbb_number_of_iterations): Same.
135 (debug_iteration_domains): Same.
137 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
138 (ppl_set_inhomogeneous_gmp): Same.
139 (ppl_strip_loop): Same.
140 (ppl_lexico_compare_linear_expressions): Same.
141 (ppl_read_polyhedron_matrix): Same.
142 (ppl_max_for_le_pointset): Same.
144 (ppl_read_polyhedron_matrix): Same.
145 (tree_int_to_gmp): Same.
146 (gmp_cst_to_tree): Same.
147 (ppl_set_inhomogeneous): Same.
148 (ppl_set_inhomogeneous_tree): Same.
149 (ppl_set_coef): Same.
150 (ppl_set_coef_tree): Same.
151 * graphite-sese-to-poly.c
152 (build_pbb_scattering_polyhedrons): Same.
153 (build_scop_scattering): Same.
154 (scan_tree_for_params_right_scev): Same.
155 (scan_tree_for_params): Same.
156 (find_params_in_bb): Same.
157 (find_scop_parameters): Same.
158 (add_upper_bounds_from_estimated_nit): Same.
159 (build_loop_iteration_domains): Same.
160 (add_condition_to_domain): Same.
161 (pdr_add_memory_accesses): Same.
163 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
165 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
166 CLooG's value_* macros to their respective mpz_* counterparts.
167 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
168 (graphite_create_new_loop_guard): Same.
169 * graphite-interchange.c (build_linearized_memory_access): Same.
170 (pdr_stride_in_loop): Same.
171 (memory_strides_in_loop_1): Same.
172 (1st_interchange_profitable_p): Same.
173 * graphite-poly.c (extend_scattering): Same.
174 (psct_scattering_dim_for_loop_depth): Same.
175 (pbb_number_of_iterations): Same.
176 (pbb_number_of_iterations_at_time): Same.
177 * graphite-poly.h (new_1st_loop): Same.
178 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
179 (oppose_constraint): Same.
180 (insert_constraint_into_matrix): Same.
181 (ppl_set_inhomogeneous_gmp): Same.
182 (ppl_set_coef_gmp): Same.
183 (ppl_strip_loop): Same.
184 (ppl_lexico_compare_linear_expressions): Same.
185 (ppl_max_for_le_pointset): Same.
186 (ppl_min_for_le_pointset): Same.
187 (ppl_build_realtion): Same.
188 * graphite-ppl.h (gmp_cst_to_tree): Same.
189 (ppl_set_inhomogeneous): Same.
190 (ppl_set_inhomogeneous_tree): Same.
191 (ppl_set_coef): Same.
192 (ppl_set_coef_tree): Same.
193 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
194 (build_scop_scattering): Same.
195 (add_value_to_dim): Same.
196 (scan_tree_for_params_right_scev): Same.
197 (scan_tree_for_params_int): Same.
198 (scan_tree_for_params): Same.
199 (find_params_in_bb): Same.
200 (find_scop_parameters): Same.
201 (add_upper_bounds_from_estimated_nit): Same.
202 (build_loop_iteration_domains): Same.
203 (create_linear_expr_from_tree): Same.
204 (add_condition_to_domain): Same.
205 (pdr_add_memory_accesses): Same.
207 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
208 Jason Merrill <jason@redhat.com>
210 * c-common.c (c_common_reswords): Add nullptr.
211 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
212 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
213 (gen_type_die_with_usage): Likewise.
214 * dbxout.c (dbxout_type): Likewise.
215 * sdbout.c (plain_type_1): Likewise.
217 2010-05-06 Jason Merrill <jason@redhat.com>
219 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
220 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
222 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
224 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
225 stripping WITH_SIZE_EXPR.
226 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
229 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
231 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
232 list of obsolete configurations.
233 Disabled check for obsolete configurations.
234 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
235 Removed support for previous versions.
236 * config/mips/iris.h: Removed.
237 * config/mips/iris5.h: Removed.
238 * config/mips/iris6.h: Merged old iris.h contents.
239 (TARGET_IRIX): Removed.
240 (DRIVER_SELF_SPECS): Removed mabi=32.
241 (IDENT_ASM_OP): Removed undef.
242 (STARTFILE_SPEC): Removed mabi=32.
243 (ENDFILE_SPEC): Likewise.
244 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
245 (MACHINE_TYPE): Update for IRIX 6.5.
246 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
247 TARGET_IRIX by TARGET_IRIX6.
248 (mips_file_start): Likewise.
249 (mips_output_external): Remove IRIX 5/6 O32 support.
250 (mips_output_function_prologue): Likewise.
251 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
253 (TARGET_CPU_CPP_BUILTINS): Likewise.
254 (TARGET_IRIX): Removed.
255 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
256 (MULTILIB_DIRNAMES): Removed 32.
257 (MULTILIB_OSDIRNAMES): Removed ../lib.
258 * doc/install.texi (Prerequisites): Don't reference IRIX before
260 (Specific, mips-sgi-irix5): Document removal.
261 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI
263 Remove references to older IRIX 6 releases and the O32 ABI.
265 2010-05-06 Jakub Jelinek <jakub@redhat.com>
267 * gcc.dg/Wunused-var-8.c: Move to...
268 * c-c++-common/Wunused-var-6.c: ... here. New test.
271 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
272 instead of DF_REF_REAL_REG.
274 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
277 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
278 handling to still return true for x64 targets.
280 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
282 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
284 2010-05-06 Jan Hubicka <jh@suse.cz>
286 PR tree-optimization/43791
287 * ipa-inline.c (update_caller_keys): Remove bogus
288 disregard_inline_limits check.
290 2010-05-06 Michael Matz <matz@suse.de>
292 PR tree-optimization/43984
293 * tree-ssa-pre.c (inserted_phi_names): Remove.
294 (inserted_exprs): Change to bitmap.
295 (create_expression_by_pieces): Set bits, don't append to vector.
296 (insert_into_preds_of_block): Don't handle inserted_phi_names.
297 (eliminate): Don't look at inserted_phi_names, remove deleted
298 insns from inserted_exprs.
299 (remove_dead_inserted_code): Adjust to use bitmaps instead of
301 (init_pre, fini_pre): Allocate and free bitmaps.
302 (execute_pre): Insert insns on edges before elimination.
304 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
306 * tree.c (initializer_zerop): Handle STRING_CST.
308 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
311 * doc/invoke.texi (Wimplicit): Document as C only.
312 * opts.c (common_handle_option): Add argument kind.
313 (handle_option): Rename as read_cmdline_option. Factor out code to...
314 (handle_option): ... here. New.
315 (handle_options): Rename as read_cmdline_options.
316 (decode_options): Update call.
317 (set_option): Use option index instead of option pointer. Classify
318 diagnostics correctly.
319 (enable_warning_as_error): Call handle_option.
320 * opts.h (set_option): Update declaration.
321 (handle_option): Declare.
322 * langhooks.h (struct lang_hooks): Add argument kind to
324 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
325 * c-opts.c (set_Wimplicit): Delete.
326 (c_family_lang_mask): New static constant.
327 (c_common_handle_option): Add argument kind. Use handle_option
328 instead of set_Wimplicit.
329 (c_common_post_options): warn_implicit and warn_implicit_int
330 are disabled by default.
331 * c-common.c (warn_implicit): Do not define here.
332 * c-common.h (warn_implicit): Do not declare here.
333 (c_common_handle_option): Update declaration.
334 * lto-opts.c (lto_reissue_options): Update call to set_option.
336 2010-05-06 Richard Guenther <rguenther@suse.de>
338 PR tree-optimization/43571
339 * domwalk.c (walk_dominator_tree): Walk the dominator
340 sons in more optimal order.
342 2010-05-06 Richard Guenther <rguenther@suse.de>
344 PR tree-optimization/43934
345 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
346 (stmt_cost): Likewise.
347 (extract_true_false_args_from_phi): New helper.
348 (determine_max_movement): For PHI nodes verify we can hoist them
349 and compute their cost.
350 (determine_invariantness_stmt): Handle PHI nodes.
351 (move_computations_stmt): Likewise. Hoist PHI nodes in
352 if-converted form using COND_EXPRs.
353 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI
355 (tree_ssa_lim): Likewise.
356 * tree-flow.h (tree_ssa_lim): Adjust prototype.
357 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
359 2010-05-06 Richard Guenther <rguenther@suse.de>
361 PR tree-optimization/43987
362 * tree-ssa-structalias.c (could_have_pointers): For possibly
363 address-taken variables force pointers to be recorded.
364 (create_variable_info_for_1): Likewise.
365 (push_fields_onto_fieldstack): Pass in wheter all fields
367 (find_func_aliases): Query types instead of vars whether
368 they contain pointers where appropriate.
370 2010-05-06 Jan Hubicka <jh@suse.cz>
372 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
373 (record_reference, mark_address, mark_load, mark_store): Record
375 (record_references_in_initializer): Update call of record_references.
376 (rebuild_cgraph_edges): Remove all references before rebuiding.
377 * cgraph.c (cgraph_create_node): Clear ref list.
378 (cgraph_remove_node): Remove references.
379 (dump_cgraph_node): Dump references.
380 (cgraph_clone_node): Clone references.
381 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
382 (struct cgraph_node, varpool_node): Add ref_lst.
383 * ipa-ref.c: New file.
384 * ipa-ref.h: New file.
385 * ipa-ref-inline.h: New file.
386 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
387 (referenced_from_other_partition_p): New function.
388 (lto_output_varpool_node): Take set arugment; call
389 referenced_from_other_partition.
390 (lto_output_ref): New.
391 (add_references): New.
393 (output_cgraph): Compute boundary based on references;
395 (output_varpool): Accept cgraph_node_set argument.
398 (input_cgraph): Call input_refs.
399 * lto-section-in.c (lto_section_name): Add refs.
400 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
401 (ipa-ref.o): New file.
402 * varpool.c (varpool_node): Clear ipa ref list.
403 (varpool_remove_node): Remove references.
404 (dump_varpool_node): Dump references.
405 (varpool_assemble_decl): Only compile finalized ones.
406 (varpool_extra_name_alias): Initialize ref list.
407 * lto-streamer.c (lto-get_section_name): Add .refs section.
408 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
409 (referenced_from_other_partition_p): Declared.
411 2010-05-06 Ira Rosen <irar@il.ibm.com>
413 PR tree-optimization/43901
414 * tree-vect-stmts.c (vectorizable_call): Assert that vector
415 type is not NULL if it's transformation phase, and return
416 FALSE if it's analysis.
417 (vectorizable_conversion, vectorizable_operation,
418 vectorizable_type_demotion, vectorizable_type_promotion):
421 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
423 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
425 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
427 * config/mips/mips-protos.h
428 (mips_small_register_classes_for_mode_p): Delete prototype.
430 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
432 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
433 * config/arm/arm.c (multiple_operation_profitable_p,
434 compute_offset_order): New static functions.
435 (load_multiple_sequence, store_multiple_sequence): Use them.
436 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
437 memory offsets, not register numbers.
438 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
440 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
442 * stor-layout.c (pending_sizes): Change the type to
444 (get_pending_sizes, put_pending_size, put_pending_sizes):
445 Update the uses of pending_sizes.
446 * c-decl.c (store_parm_decls): Likewise.
447 * c-tree.h (struct c_arg_info): Likewise.
448 * tree.h: Update the prototype for get_pending_sizes and
451 2010-05-05 Jason Merrill <jason@redhat.com>
454 * c-common.c (handle_aligned_attribute): Respect
455 ATTR_FLAG_TYPE_IN_PLACE.
458 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
459 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
460 (TARGET_INITIALIZER): Use it.
461 * c-common.c (attribute_takes_identifier_p): Call it.
462 * c-common.h: Update prototype.
463 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
464 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
466 2010-05-05 Jakub Jelinek <jakub@redhat.com>
469 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
470 DW_ID_down_case for Fortran compilation units.
472 2010-05-05 Jan Hubicka <jh@suse.cz>
474 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
477 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
479 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
480 a variable-sized RESULT_DECL.
482 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
484 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
486 2010-05-05 Jason Merrill <jason@redhat.com>
489 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
491 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
493 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
494 Jakub Jelinek <jakub@redhat.com>
497 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
498 (dead_debug_init, dead_debug_finish): New functions.
499 (dead_debug_add, dead_debug_insert_before): Likewise.
500 (df_note_bb_compute): Initialize a dead_debug object, add dead
501 debug uses to it, insert debug bind insns before death insns,
502 reset debug insns that refer to pending uses at the end.
503 * rtl.h (make_debug_expr_from_rtl): New prototype.
504 * varasm.c (make_debug_expr_from_rtl): New function.
506 2010-05-05 Jan Hubicka <jh@suse.cz>
508 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
509 (lto_varpool_encoder_new, lto_varpool_encoder_delete, lto_varpool_encoder_encode
510 lto_varpool_encoder_lookup, lto_varpool_encoder_deref, lto_varpool_encoder_size,
511 lto_varpool_encoder_encode_initializer_p,
512 lto_set_varpool_encoder_encode_initializer): New functions.
513 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
515 (input_varpool_node): Do not always set analyzed.
516 (input_cgraph_1): Return vector of cgraph nodes.
517 (input_varpool_1): Return vector of varpools.
518 (input_cgraph): Free the vectors.
519 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
520 output only initializers needed.
521 (lto_output): Only call output_cgraph.
522 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
523 * lto-section-out.c (lto_new_out_decl_state): Initialize
524 state->varpool_node_encoder.
525 * lto-streamer.h (lto_varpool_encoder_d): New.
526 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
527 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
528 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
529 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
530 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
532 (output_varpool, input_varpool): Remove declarations.
534 2010-05-05 Jan Hubicka <jh@suse.cz>
536 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
537 with body can prevail.
539 2010-05-05 Jan Hubicka <jh@suse.cz>
541 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
544 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
546 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to
549 * gengtype.h (erro_at_line): Constify pos argument.
551 * gengtype.c: Include hashtab.h.
552 (enum gc_used): Document GC_MAYBE_POINTED_TO.
553 (error_at_line): Constify pos argument.
554 (do_typedef): Initialize p->opt field.
555 (get_file_gtfilename): Fix comment typo.
556 (struct walk_type_data): Constify line field.
557 (get_output_file_for_structure): New function.
558 (write_local_func_for_structure): Constify orig_s argument.
559 Use get_output_file_for_structure.
560 (write_func_for_structure): Use get_output_file_for_structure.
561 (INDENT): New define.
562 (dump_pair, dump_type, dump_type_list, dump_typekind)
563 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
564 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
566 (seen_types): New variable.
567 (main): New variable do_dump. Process "-d" command line option.
568 Call dump_everything if dump requested.
570 2010-05-05 Jakub Jelinek <jakub@redhat.com>
572 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
573 in a temporary instead of invoking the macro multiple times.
574 (track_expr_p): Likewise.
576 2010-05-04 Neil Vachharajani <nvachhar@google.com>
578 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
580 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
581 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
582 conditions for printing notes.
583 * common.opt (-Wcoverage-mismatch): Allow negative, default to
584 true, update documentation.
585 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
587 2010-05-04 Jakub Jelinek <jakub@redhat.com>
590 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
593 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
596 * config/i386/i386.md (sse_prologue_save): Add clobber CC
598 (*sse_prologue_save_insn1): Likewise.
599 (SSE prologue save splitter): Likewise.
601 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
603 * tree.c (free_lang_data_in_one_sizepos): New inline function.
604 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
605 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
606 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
607 all decls. Call it on DECL_FIELD_OFFSET of fields.
608 (find_decls_types_r): Follow DECL_VALUE_EXPR.
609 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
611 2010-05-04 Martin Jambor <mjambor@suse.cz>
613 * tree-sra.c (build_access_from_expr_1): The first parameter type
614 changed to simple tree.
615 (build_access_from_expr): Likewise, gsi parameter was eliminated.
616 (scan_assign_result): Renamed to assignment_mod_result, enum elements
618 (build_accesses_from_assign): Removed all parameters except for a
619 simple gimple statement. Now returns a simple bool.
620 (scan_function): All non-analysis parts moved to separate functions
621 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
622 parameters and updated both callers.
623 (sra_modify_expr): Removed parameter data.
624 (sra_modify_function_body): New function.
625 (perform_intra_sra): Call sra_modify_function_body to modify the
627 (replace_removed_params_ssa_names): Parameter data changed into
629 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
630 changed the parameter dont_convert to convert with the opposite
632 (sra_ipa_modify_assign): Parameter data changed into adjustments
633 vector, return value changed to bool.
634 (ipa_sra_modify_function_body): New function.
635 (sra_ipa_reset_debug_stmts): Updated a comment.
636 (modify_function): Use ipa_sra_modify_function_body to modify function
639 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
642 * alias.c (true_dependence): Handle the same VALUE in x and mem.
643 (canon_true_dependence): Likewise.
644 (write_dependence_p): Likewise.
646 2010-05-04 Jan Hubicka <jh@suse.cz>
648 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
649 * cgraphbuild.c: Include ipa-utils.h
650 (record_reference_ctx): New struct.
651 (record_reference): Simplify to work on initializers; not statements.
652 (mark_address, mark_load, mark_store): New.
653 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
655 (record_references_in_initializer): Update use of record_reference.
656 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
659 2010-05-04 Jan Hubicka <jh@suse.cz>
661 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
662 node will be removed anyway.
663 (lto_varpool_replace_node): Allow also unanalyzed nodes;
664 relink aliases of node into prevailing node.
665 * varpool.c (varpool_remove_node): Remove aliases properly;
666 when removing node, remove all its aliases too; remove DECL_INITIAL
667 of removed node; ggc_free the varpool node.
669 2010-05-04 Richard Guenther <rguenther@suse.de>
671 PR tree-optimization/43879
672 * tree-ssa-structalias.c (alias_get_name): Use
673 DECL_ASSEMBLER_NAME if available.
674 (create_function_info_for): Return the varinfo node.
675 (ipa_pta_execute): Associate same-body aliases and extra names
676 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
678 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
680 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove
683 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
686 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
687 only if HONOR_REG_ALLOC_ORDER is not defined.
689 2010-05-04 Richard Guenther <rguenther@suse.de>
691 PR tree-optimization/43949
692 * tree-vrp.c (extract_range_from_binary_expr): Only handle
695 2010-04-26 Jason Merrill <jason@redhat.com>
697 * c.opt (-fstrict-enums): New.
698 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
700 2010-05-03 David Ung <davidu@mips.com>
701 James E. Wilson <wilson@codesourcery.com>
703 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
704 emit the trap instruction before the divide for TUNE_74K.
706 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
708 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
709 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
710 based on the above, for new target hook.
712 * hooks.c (hook_bool_mode_true): New generic hook.
713 * hooks.h (hook_bool_mode_true): Add prototype.
715 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
717 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
718 target hook, set to hook_bool_mode_false.
719 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
720 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
721 with targetm.small_register_classes_for_mode_p.
722 (find_reusable_reload): Likewise.
723 (combine_reloads): Likewise.
724 * reload1.c (reload_as_needed): Likewise.
725 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
726 * ifcvt.c (noce_process_if_block, check_cond_move_block,
727 dead_or_predicable): Likewise.
728 * regmove.c (optimize_reg_copy_1): Likewise.
729 * calls.c (prepare_call_address): Likewise.
730 (precompute_register_parameters): Likewise.
732 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
734 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
735 implementation of the hook that considers all register classes
736 small except for SH64.
737 (sh_override_options): Use the new hook.
738 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
741 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
743 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
744 implementation of the hook that considers all register classes
746 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
749 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
751 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
752 implementation of the hook that considers all register classes
754 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
757 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
759 * config/m32c/m32c.h: Likewise.
760 * config/pdp11/pdp11.h: Likewise.
761 * config/avr/avr.h: Likewise.
762 * config/xtensa/xtensa.h: Likewise.
763 * config/m68hc11/m68hc11.h: Likewise.
764 * config/mn10300/mn10300.h: Likewise.
765 * config/mcore/mcore.h: Likewise.
766 * config/h8300/h8300.h: Likewise.
767 * config/bfin/bfin.h: Likewise.
769 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
770 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
772 2010-05-03 Anatoly Sokolov <aesok@post.ru>
774 * double-int.h (tree_to_double_int): Remove macro.
775 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
776 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
777 (tree_to_double_int): New function.
778 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
780 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
782 2010-05-03 Richard Guenther <rguenther@suse.de>
784 PR tree-optimization/43971
785 * tree-ssa-structalias.c (get_constraint_for_1): Fix
786 constraints in the !flag_delete_null_pointer_checks case.
788 2010-05-03 Jakub Jelinek <jakub@redhat.com>
791 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
792 result mode matches original rtl mode.
794 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
797 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
799 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
801 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
802 when processing flag options.
804 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
806 * gcov-iov.c (main): Change format string placeholder
807 from %#08x to 0x%08x.
808 * genchecksum.c (dosum): Change format string placeholder
809 from %#02x to 0x%02x.
811 2010-05-02 Richard Guenther <rguenther@suse.de>
813 PR tree-optimization/43879
814 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
816 2010-05-02 Bruno Haible <bruno@clisp.org>
818 * doc/extend.texi (Function Attributes): Fix a typo.
820 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
823 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
824 placeholder from 0x%x to %#x.
825 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
826 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
827 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
828 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
829 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
830 * config/i386/i386.c (ix86_target_string): Ditto.
831 * config/i386/i386.c (output_pic_addr_const): Ditto.
832 (print_operand): Ditto.
834 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
836 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
837 placeholder from 0x%x to %#x.
838 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
839 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
840 (ASM_OUTPUT_DEBUG_DATA): Ditto.
841 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
842 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
843 * optc-gen.awk: Ditto.
844 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
845 (HOST_WIDE_INT_PRINT_HEX): Ditto.
846 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
847 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
849 2010-05-01 Anatoly Sokolov <aesok@post.ru>
851 * target.h (struct calls): Add function_value_regno_p field.
852 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
853 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
854 * targhooks.c (default_function_value_regno_p): New function.
855 * targhooks.h (default_function_value_regno_p): Declare function.
856 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
857 * builtins.c. (apply_result_size): (Ditto.).
858 * combine.c. (likely_spilled_retval_p): (Ditto.).
859 * mode-switching.c. Include 'target.h'.
860 (create_pre_exit): Use function_value_regno_p hook.
861 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
862 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
863 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
865 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
866 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
867 (ix86_function_value_regno_p): Declare as static, change argument
868 type to const unsigned int.
869 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
871 2010-05-01 Richard Guenther <rguenther@suse.de>
873 PR tree-optimization/43949
874 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
876 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
878 2010-05-01 Anatoly Sokolov <aesok@post.ru>
880 * rtl.h (CONST_DOUBLE_P): Define.
881 (rtx_to_double_int): Declare.
882 * emit-rtl.c (rtx_to_double_int): New function.
883 * dwarf2out.c (insert_double): New function.
884 (loc_descriptor, add_const_value_attribute): Clean up, use
885 rtx_to_double_int and insert_double functions.
887 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
889 * doc/extend.texi (Inline): Add missing return keyword to examples.
890 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
893 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
895 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
896 the variable part of the offset as well. Use highest_pow2_factor for
897 all alignment checks.
899 2010-04-30 Richard Guenther <rguenther@suse.de>
901 PR tree-optimization/43879
902 * tree-ssa-structalias.c (type_could_have_pointers): Functions
905 2010-04-30 Jan Hubicka <jh@suse.cz>
907 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
909 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
911 2010-04-30 Jan Hubicka <jh@suse.cz>
913 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
915 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
916 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
917 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
918 cgraph_node_set_needs_ltrans_p): Remove.
920 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
922 * sdbout.c: Include vec.h, do not include varray.h.
923 (deferred_global_decls, sdbout_global_decl,
924 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
925 * toplev.c: Do not include varray.h.
926 (dump_memory_report): Do not dump VARRAY statistics.
927 * gengtype.c (open_base_file): Ignore varray.h.
928 * Makefile.in: Update for abovementioned changes.
929 Remove all traces of varray.c and varray.h.
930 * varray.c: Remove file.
931 * varray.h: Remove file.
933 2010-04-30 Jan Hubicka <jh@suse.cz>
935 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
938 2010-04-30 Jan Hubicka <jh@suse.cz>
940 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
943 2010-04-30 Richard Guenther <rguenther@suse.de>
945 * tree-ssa-structalias.c (get_constraint_for_1): Generate
946 constraints for CONSTRUCTOR.
948 2010-04-30 Richard Guenther <rguenther@suse.de>
951 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
952 first after all lowering passes.
954 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
956 * toplev.c: Include varray.h for statistics dumping.
957 * tree.h: Do not declare varray_head_tag.
958 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
959 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
960 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
961 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
962 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
963 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
964 c-common.c, c-common.h, reg-stack.c, basic-block.h,
965 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
967 * Makefile.in: Update for abovementioned changes.
969 2010-04-30 Jakub Jelinek <jakub@redhat.com>
972 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
974 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
976 * config/picochip/picochip.c (picochip_legitimize_address): Define.
977 Use this function to do machine-specific conversion.
978 (picochip_legitimize_reload_address): Likewise.
979 (picochip_legitimate_address_p): Check valid base register only if
981 (picochip_check_conditional_copy): Check for modw only if opnd is
983 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
984 to call the function in c.
985 * config/picochip/picochip-protos.h
986 (picochip_legitimize_reload_address): Define.
987 * config/picochip/picochip.md (supported_compare1): Define.
989 2010-04-30 Jan Hubicka <jh@suse.cz>
991 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
992 (cgraph_global_info): Remove inlined.
993 (LTO_cgraph_tag_names): Remove.
994 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
995 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
996 simplify cgraph tags and document.
997 (lto_output_node): Use only LTO_cgraph_unavail_node and
998 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
999 for_functions_valid, global info, process and output flags.
1000 (input_overwrite_node): Initialize estimated stack size and
1001 estimated growth. Do not read flags we no longer store.
1002 (input_node): Likewise do not read info no longer stored.
1003 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
1006 2010-04-30 Richard Guenther <rguenther@suse.de>
1008 PR tree-optimization/43879
1009 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1010 handle non-zero initializers.
1012 2010-04-30 Richard Guenther <rguenther@suse.de>
1014 * builtins.c (fold_builtin_1): Delete free (0).
1016 2010-04-29 Jan Hubicka <jh@suse.cz>
1018 * gengtype.c (open_base_files): Add lto-streamer.h
1019 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
1020 (pass_ipa_cp): GGC collect.
1021 * toplev. (compile_file): Do not output symbols.
1022 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
1023 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
1024 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
1025 * lto-section-in.c: Include ggc.h
1026 (lto_new_in_decl_state): Alloc in GGC.
1027 (lto_delete_in_decl_state): Likewise.
1028 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
1031 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1034 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
1035 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
1036 (HONOR_REG_ALLOC_ORDER): Describe new macro.
1037 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
1038 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
1039 account only if HONOR_REG_ALLOC_ORDER is not defined.
1040 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
1041 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
1043 2010-04-29 Jon Grant <04@jguk.org>
1045 * collect2.c (vflag): Change type from int to bool.
1047 (helpflag): New global bool.
1048 (main): Set vflag and debug with boolean, not integer truth values.
1049 Accept new "--help" option and output usage text if found.
1050 * collect2.h (vflag): Update prototype.
1053 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1056 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
1058 2010-04-29 Richard Guenther <rguenther@suse.de>
1061 * plugin.h (invoke_plugin_callbacks): Annotate arguments
1062 with ATTRIBUTE_UNUSED.
1064 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1067 * config/i386/i386.c (get_some_local_dynamic_name): Replace
1068 INSN_P with NONDEBUG_INSN_P.
1069 (distance_non_agu_define): Likewise.
1070 (distance_agu_use): Likewise.
1072 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1074 From Dominique d'Humieres <dominiq@lps.ens.fr>
1076 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
1079 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1081 * plugin.h (invoke_plugin_callbacks): New inline function.
1082 * plugin.c (flag_plugin_added): New global flag.
1083 (add_new_plugin): Initialize above flag.
1084 (invoke_plugin_callbacks): Rename to ...
1085 (invoke_plugin_callbacks_full): ... this.
1087 2010-04-28 Jan Hubicka <jh@suse.cz>
1089 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
1090 (lto_varpool_replace_node): New.
1091 (lto_symtab_resolve_symbols): Resolve varpool nodes.
1092 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
1093 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
1094 * cgraph.h (varpool_node_ptr): New type.
1095 (varpool_node_ptr): New vector.
1096 (varpool_node_set_def): New structure.
1097 (varpool_node_set): New type.
1098 (varpool_node_set): New vector.
1099 (varpool_node_set_element_def): New structure.
1100 (varpool_node_set_element, const_varpool_node_set_element): New types.
1101 (varpool_node_set_iterator): New type.
1102 (varpool_node): Add prev pointers, add used_from_other_partition,
1104 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
1105 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
1106 varpool_get_node, varpool_remove_node): Declare.
1107 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
1108 varpool_node_set_size): New inlines.
1109 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
1110 * tree-pass.h (varpool_node_set_def): Forward declare.
1111 (ipa_opt_pass_d): Summary writting takes vnode sets too.
1112 (ipa_write_optimization_summaries): Update prototype.
1113 * ipa-cp.c (ipcp_write_summary): Update.
1114 * ipa-reference.c (ipa_reference_write_summary): Update.
1115 * lto-cgraph.c (lto_output_varpool_node): New static function.
1116 (output_varpool): New function.
1117 (input_varpool_node): New static function.
1118 (input_varpool_1): New function.
1119 (input_cgraph): Input varpool.
1120 * ipa-pure-const.c (pure_const_write_summary): Update.
1121 * lto-streamer-out.c (lto_output): Update, output varpool too.
1122 (write_global_stream): Kill WPA hack.
1123 (produce_asm_for_decls): Update.
1124 (output_alias_pair_p): Handle variables.
1125 (output_unreferenced_globals): Output only needed partition of varpool.
1126 * ipa-inline.c (inline_write_summary): Update.
1127 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1129 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1130 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1131 varpool_node_set_new, varpool_node_set_add,
1132 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1133 debug_varpool_node_set): New functions.
1134 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1135 (execute_one_pass): Process new decls too.
1136 (ipa_write_summaries_2): Pass around vsets.
1137 (ipa_write_summaries_1): Likewise.
1138 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1140 (ipa_write_optimization_summaries_1): Pass around vsets.
1141 (ipa_write_optimization_summaries): Likewise.
1142 * varpool.c (varpool_get_node): New.
1143 (varpool_node): Update doubly linked lists.
1144 (varpool_remove_node): New.
1145 (dump_varpool_node): More dumping.
1146 (varpool_enqueue_needed_node): Update doubly linked lists.
1147 (decide_is_variable_needed): Kill ltrans hack.
1148 (varpool_finalize_decl): Kill lto hack.
1149 (varpool_assemble_decl): Skip decls in other partitions.
1150 (varpool_assemble_pending_decls): Update doubly linkes lists.
1151 (varpool_empty_needed_queue): Likewise.
1152 (varpool_extra_name_alias): Likewise.
1153 * lto-streamer.c (lto_get_section_name): Add vars section.
1154 * lto-streamer.h (lto_section_type): Update.
1155 (output_varpool, input_varpool): Declare.
1157 2010-04-28 Mike Stump <mikestump@comcast.net>
1159 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1161 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1163 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1164 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1165 (lto_input_ts_type_tree_pointers): Likewise.
1166 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1167 (lto_output_ts_type_tree_pointers): Likewise.
1169 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1171 Uniquization of constants at the Tree level
1172 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
1173 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
1175 (tree_output_constant_def): Declare.
1176 * gimplify.c (gimplify_init_constructor): When using block copy, first
1177 uniquize the constant constructor on the RHS.
1178 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
1179 DECL_IN_CONSTANT_POOL flag.
1180 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
1181 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
1183 (assemble_variable): Deal with symbols belonging to the tree constant
1185 (get_constant_section): Add ALIGN parameter and simplify.
1186 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
1187 (assemble_constant_contents): Use the expression of the VAR_DECL.
1188 (output_constant_def_contents): Use the alignment of the VAR_DECL.
1189 (tree_output_constant_def): New global function.
1190 (mark_constant): Use the expression of the VAR_DECL.
1191 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
1193 (output_object_block): Likewise and assemble the expression.
1195 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1197 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1198 hash_tree, eq_tree): New tree hash table.
1199 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1200 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1201 lto_orig_address_remove): Reimplement.
1203 2010-04-28 Xinliang David Li <davidxl@google.com>
1206 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
1207 (compute_uninit_opnds_pos): New function.
1208 (is_non_loop_exit_postdominating): New function.
1209 (compute_control_dep_chain): New function.
1210 (find_pdom): New function.
1211 (convert_control_dep_chain_into_preds): New function.
1212 (find_predicates): New function.
1213 (find_control_equiv_block): New function.
1214 (collect_phi_def_edges): New function.
1215 (find_def_preds): New function.
1216 (find_dom): New function.
1217 (dump_predicates): New function.
1218 (get_cmp_code): New function.
1219 (is_value_included_in): New function.
1220 (find_matching_predicate_in_rest_chains): New function.
1221 (use_pred_not_overlap_with_undef_path_pred): New function.
1222 (is_use_properly_guarded): New function.
1223 (normalize_cond_1): New function.
1224 (is_and_or_or): New function.
1225 (normalize_cond): New function.
1226 (is_gcond_subset_of): New function.
1227 (is_subset_of_any): New function.
1228 (is_or_set_subset_of): New function.
1229 (is_and_set_subset_of): New function.
1230 (is_norm_cond_subset_of): New function.
1231 (is_pred_expr_subset_of): New function.
1232 (is_pred_chain_subset_of): New function.
1233 (is_included_in): New function.
1234 (is_superset_of): New function.
1235 (find_uninit_use): New function.
1236 (warn_uninitialized_phi): New function.
1237 (compute_possibly_undefined_names): New function.
1238 (ssa_undefined_value_p): New function.
1239 (execute_late_warn_uninitialized): New function.
1240 * tree-ssa.c (ssa_undefined_value_p): Removed.
1241 (warn_uninit): Changed to extern.
1242 (warn_uninitialized_phi): Removed.
1243 (warn_uninitialized_vars): Changed to extern.
1244 (execute_late_warn_uninitialized): Removed
1245 * tree-flow.h: Add new prototypes.
1246 * timevar.def: Add new time variable.
1247 * Makefile.in: Add new build file.
1249 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
1251 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1254 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1257 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
1259 2010-04-28 Martin Jambor <mjambor@suse.cz>
1261 * cgraph.h (struct cgraph_node): New field indirect_calls.
1262 (struct cgraph_indirect_call_info): New type.
1263 (struct cgraph_edge): Removed field indirect_call. New fields
1264 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
1265 (cgraph_create_indirect_edge): Declare.
1266 (cgraph_make_edge_direct): Likewise.
1267 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
1268 * ipa-prop.h (struct ipa_param_call_note): Removed.
1269 (struct ipa_node_params): Removed field param_calls.
1270 (ipa_create_all_structures_for_iinln): Declare.
1271 * cgraph.c: Described indirect edges and uids in initial comment.
1272 (cgraph_add_edge_to_call_site_hash): New function.
1273 (cgraph_edge): Search also among the indirect edges, use
1274 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
1275 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
1276 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
1278 (initialize_inline_failed): Assign a reason to indirect edges.
1279 (cgraph_create_edge_1): New function.
1280 (cgraph_create_edge): Moved some functionality to
1281 cgraph_create_edge_1.
1282 (cgraph_create_indirect_edge): New function.
1283 (cgraph_edge_remove_callee): Add an assert checking for
1285 (cgraph_edge_remove_caller): Special-case indirect edges.
1286 (cgraph_remove_edge): Likewise.
1287 (cgraph_set_edge_callee): New function.
1288 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1289 (cgraph_make_edge_direct): New function.
1290 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1291 the declaration of the call statement matches.
1292 (cgraph_node_remove_callees): Special-case indirect edges.
1293 (cgraph_clone_edge): Likewise.
1294 (cgraph_clone_node): Clone also the indirect edges.
1295 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1296 indirect_call, dump count of indirect_calls edges.
1297 * ipa-prop.c (iinlining_processed_edges): New variable.
1298 (ipa_note_param_call): Create indirect edges instead of
1299 creating notes. New parameter node.
1300 (ipa_analyze_call_uses): New parameter node, pass it on to
1301 ipa_note_param_call.
1302 (ipa_analyze_stmt_uses): Likewise.
1303 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1304 (print_edge_addition_message): Work on edges rather than on notes.
1305 (update_call_notes_after_inlining): Likewise, renamed to
1306 update_indirect_edges_after_inlining.
1307 (ipa_create_all_structures_for_iinln): New function.
1308 (ipa_free_node_params_substructures): Do not free notes.
1309 (ipa_edge_duplication_hook): Propagate bits within
1310 iinlining_processed_edges bitmap.
1311 (ipa_node_duplication_hook): Do not duplicate notes.
1312 (free_all_ipa_structures_after_ipa_cp): Renamed to
1313 ipa_free_all_structures_after_ipa_cp.
1314 (free_all_ipa_structures_after_iinln): Renamed to
1315 ipa_free_all_structures_after_iinln.g
1316 (ipa_write_param_call_note): Removed.
1317 (ipa_read_param_call_note): Removed.
1318 (ipa_write_indirect_edge_info): New function.
1319 (ipa_read_indirect_edge_info): Likewise.
1320 (ipa_write_node_info): Do not stream notes, do stream information
1322 (ipa_read_node_info): Likewise.
1323 (lto_ipa_fixup_call_notes): Removed.
1324 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1325 * ipa-inline.c (pass_ipa_inline): Likewise.
1326 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1327 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1328 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1330 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1332 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1333 (output_cgraph): Stream also indirect edges.
1334 (lto_output_edge): Added capability to stream indirect edges.
1335 (input_edge): Likewise.
1336 (input_cgraph_1): Likewise.
1337 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1340 2010-04-28 Richard Guenther <rguenther@suse.de>
1342 PR tree-optimization/43879
1343 PR tree-optimization/43909
1344 * tree-ssa-structalias.c (struct variable_info): Add
1345 only_restrict_pointers flag.
1346 (new_var_info): Initialize it. Increment stats.total_vars here.
1347 (create_function_info_for): Do not increment stats.total_vars
1349 (get_function_part_constraint): Fix build with C++.
1350 (insert_into_field_list): Remove.
1351 (push_fields_onto_fieldstack): Properly merge fields.
1352 (create_variable_info_for): Split and simplify.
1353 (create_variable_info_for_1): New piece.
1354 (intra_create_variable_infos): Properly make restrict constraints
1357 2010-04-28 Richard Guenther <rguenther@suse.de>
1360 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
1362 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
1363 Jan Hubicka <hubicka@ucw.cz>
1365 * doc/invoke.texi (-Wsuggest-attribute=const,
1366 -Wsuggest-attribute=pure): Document.
1367 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
1368 (function_always_visible_to_compiler_p,
1369 suggest_attribute, warn_function_pure, warn_function_const):
1371 (check_call): Improve debug info.
1372 (analyze_function): Do not check availability.
1373 (add_new_function): Check availability.
1374 (propagate): Output warnings.
1375 (skip_function_for_local_pure_const): New function.
1376 (local_pure_const): Use it; output warnings.
1377 * common.opt (Wsuggest-attribute=const,
1378 Wsuggest-attribute=pure): New.
1380 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1382 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
1383 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
1384 or DW_CFA_def_cfa_offset{,_sf}.
1386 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1388 * tree.h: Fix truncated long macros.
1390 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
1392 * collect2.c (TARGET_64BIT): Redefine to target's default.
1393 * tlink.c: Likewise.
1394 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
1395 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
1396 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
1397 for underscoring __USER_LABEL_PREFIX__.
1398 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
1399 (SUB_LINK_ENTRY32): New.
1400 (SUB_LINK_ENTRY64): New.
1401 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
1402 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
1403 (SUB_LINK_ENTRY64): New.
1404 (SUB_LINK_ENTRY): New.
1405 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
1406 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
1407 x64 target is choosen.
1408 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
1409 * configure: Regenerated.
1410 * configure.ac (leading-mingw64-underscores): Option added.
1412 2010-04-27 Jan Hubicka <jh@suse.cz>
1414 * doc/invoke.texi (-fipa-profile): Document.
1415 * opts.c (decode_options): Enable ipa-profile at -O1.
1416 * timevar.def (TV_IPA_PROFILE): Define.
1417 * common.opt (fipa-profile): Add.
1418 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
1420 (cgraph_propagate_frequency): Handle only local ones.
1421 * tree-pass.h (pass_ipa_profile): Declare.
1422 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
1423 (pass_ipa_profile): Use TV_IPA_PROFILE.
1424 * ipa.c (ipa_profile): New function.
1425 (gate_ipa_profile): Likewise.
1426 (pass_ipa_profile): New global variable.
1427 * passes.c (pass_ipa_profile): New.
1429 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
1431 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
1433 2010-04-27 Martin Jambor <mjambor@suse.cz>
1436 * ipa.c (dissolve_same_comdat_group_list): New function.
1437 (function_and_variable_visibility): Call
1438 dissolve_same_comdat_group_list when comdat group contains external or
1440 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
1441 lists are circular and that they contain only DECL_ONE_ONLY nodes.
1443 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
1445 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
1446 (const_hash_1) <VECTOR_CST>: New case.
1447 (compare_constant) <VECTOR_CST>: Likewise.
1448 <ADDR_EXPR>: Deal with LABEL_REFs.
1449 (copy_constant) <VECTOR_CST>: New case.
1451 2010-04-27 Jan Hubicka <jh@suse.cz>
1453 * cgraph.c (cgraph_propagate_frequency): New function.
1454 * cgraph.h (cgraph_propagate_frequency): Declare.
1455 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
1456 cgraph_propagate_frequency.
1458 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1460 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
1462 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
1465 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
1466 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
1467 here to determine which regs to push and how much stack to reserve.
1469 2010-04-27 Jie Zhang <jie@codesourcery.com>
1471 * doc/gimple.texi (gimple_statement_with_ops): Remove
1472 addresses_taken field.
1473 (gimple_statement_with_memory_ops): Likewise.
1475 2010-04-27 Jan Hubicka <jh@suse.cz>
1477 * tree-inline.c (eni_inlining_weights): Remove.
1478 (estimate_num_insns): Special case more builtins.
1480 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
1483 * c-typeck.c (build_binary_op): Move forward check for comparison
1484 pointer with null pointer constant and adjust the diagnostic message.
1486 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
1489 * configure.ac (gcc_cv_as_section_has_align): Set if installed
1490 binutils supports extended .section directive needed by LTO, or
1491 warn if older binutils found.
1492 (LTO_BINARY_READER): New AC_SUBST'd variable.
1493 (LTO_USE_LIBELF): Likewise.
1494 * gcc/config.gcc (lto_binary_reader): New target-specific configure
1496 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
1497 (LTO_USE_LIBELF): Likewise.
1498 * configure: Regenerate.
1500 * collect2.c (is_elf): Rename from this ...
1501 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
1502 object files in addition to ELF-formatted ones.
1503 (scan_prog_file): Caller updated. Also allow for LTO info marker
1504 symbol to be prefixed or not by an extra underscore.
1506 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
1507 * config/i386/winnt.c: Also #include lto-streamer.h
1508 (i386_pe_asm_named_section): Specify 1-byte section alignment for
1510 (i386_pe_asm_output_aligned_decl_common): Add comment.
1511 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
1513 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
1516 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
1517 Add missing earlyclobber for second alternative.
1519 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
1521 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
1522 bits for artificial defs at the top of the block.
1523 * fwprop.c (single_def_use_enter_block): Don't call it.
1525 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
1528 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
1529 instead of "$gcc_cv_objdump -T".
1530 Use "-undefined dynamic_lookup" on darwin.
1531 * gcc/configure: Regenerate.
1533 2010-04-26 Jakub Jelinek <jakub@redhat.com>
1536 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
1538 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1540 * c-parser.c (struct c_token): Move location field up.
1541 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
1542 (struct c_declspecs): Convert typespec_word, storage_class, and
1543 default_int_p into bitfields.
1544 (struct c_declarator): Move loc field up.
1546 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1548 * cfgloop.h (struct loop): Move can_be_parallel field up.
1549 * ipa-prop.h (struct ip_node_params): Move bitfields up.
1550 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
1552 (struct iv_cand): Convert pos field into a bitfield.
1553 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
1555 (struct _stmt_vec_info): Shuffle fields for better packing.
1557 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1559 * varasm.c (IN_NAMED_SECTION): Remove guard.
1560 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
1561 (IN_NAMED_SECTION_P): ...this.
1562 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
1563 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1565 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1567 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
1568 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
1569 of shadowing it. Fix comments.
1571 2010-04-26 Jan Hubicka <jh@suse.cz>
1573 * cgraph.c (cgraph_create_node): Set node frequency to normal.
1574 (cgraph_clone_node): Copy function frequency.
1575 * cgraph.h (node_frequency): New enum
1576 (struct cgraph_node): Add.
1577 * final.c (rest_of_clean_state): Update.
1578 * lto-cgraph.c (lto_output_node): Output node frequency.
1579 (input_overwrite_node): Input node frequency.
1580 * tre-ssa-loop-ivopts (computation_cost): Update.
1581 * lto-streamer-out.c (output_function): Do not output function
1583 * predict.c (maybe_hot_frequency_p): Update and handle functions
1585 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
1587 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
1588 (compute_function_frequency): Set noreturn functions to be executed
1590 (choose_function_section): Update.
1591 * lto-streamer-in.c (input_function): Do not input function frequency.
1592 * function.c (allocate_struct_function): Do not initialize function
1594 * function.h (function_frequency): Remove.
1595 (struct function): Remove function frequency.
1596 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
1597 (try_update): Update.
1598 * tree-inline.c (initialize_cfun): Do not update function frequency.
1599 * passes.c (pass_init_dump_file): Update.
1600 * i386.c (ix86_compute_frame_layout): Update.
1601 (ix86_pad_returns): Update.
1603 2010-04-26 Jie Zhang <jie@codesourcery.com>
1605 PR tree-optimization/43833
1606 * tree-vrp.c (range_int_cst_p): New.
1607 (range_int_cst_singleton_p): New.
1608 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
1609 when both operands are constants. Use range_int_cst_p in
1612 2010-04-26 Jan Hubicka <jh@suse.cz>
1614 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
1616 2010-04-26 Richard Guenther <rguenther@suse.de>
1619 * gimple.c (gimple_decl_printable_name): Deal gracefully
1620 with a NULL DECL_NAME.
1622 2010-04-26 Richard Guenther <rguenther@suse.de>
1625 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
1626 if emitting debug information and it is either a function
1627 or a namespace decl.
1629 2010-04-26 Ira Rosen <irar@il.ibm.com>
1631 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
1632 determine if the statement is vectorizable, and a macro to access it.
1633 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1634 Skip statements that can't be vectorized. If the analysis fails,
1635 mark the statement as unvectorizable if vectorizing basic block.
1636 (vect_compute_data_refs_alignment): Likewise.
1637 (vect_verify_datarefs_alignment): Skip statements marked as
1638 unvectorizable. Add print.
1639 (vect_analyze_group_access): Skip statements that can't be
1640 vectorized. If the analysis fails, mark the statement as
1641 unvectorizable if vectorizing basic block.
1642 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
1643 * tree-vect-stmts.c (vectorizable_store): Fix the number of
1644 generated stmts for SLP.
1645 (new_stmt_vec_info): Initialize the new field.
1646 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
1647 statements marked as unvectorizable.
1649 2010-04-25 Joseph Myers <joseph@codesourcery.com>
1651 * c-common.c (flag_isoc1x): New.
1652 (flag_isoc99): Update comment.
1653 * c-common.h (flag_isoc1x): New.
1654 (flag_isoc99): Update comment.
1655 * c-cppbuiltin.c (builtin_define_float_constants): Also define
1656 __<type>_DECIMAL_DIG__.
1657 * c-opts.c (set_std_c1x): New.
1658 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
1659 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
1660 * c.opt (-std=c1x, -std=gnu1x): New options.
1661 * doc/cpp.texi: Mention -std=c1x.
1662 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
1663 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
1664 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
1665 * doc/standards.texi: Mention C1X.
1666 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
1667 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
1668 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
1671 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
1673 * config/i386/gmon-sol2.c (_mcleanup): Change format string
1674 placeholder from 0x%x to %#x.
1675 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1676 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1677 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1678 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1679 * config/i386/i386.c (ix86_target_string): Ditto.
1680 (output_pic_addr_const): Ditto.
1681 (print_operand): Ditto.
1683 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
1685 * combine.c (find_split_point): Add third argument. Use it
1686 to find nested multiply-accumulate instructions. Adjust calls.
1687 (try_combine): Adjust call to find_split_point.
1689 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
1691 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
1693 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
1695 PR tree-optimization/41442
1696 * fold-const.c (merge_truthop_with_opposite_arm): New function.
1697 (fold_binary_loc): Call it.
1699 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1701 * toplev.c (general_init): Set default for fdiagnostics-show-option.
1702 * opts.c (common_handle_option): Allow disabling it.
1703 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
1705 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
1707 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
1708 between modes if both types are integral.
1710 2010-04-23 Richard Guenther <rguenther@suse.de>
1712 PR tree-optimization/43572
1713 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
1715 2010-04-23 Richard Guenther <rguenther@suse.de>
1718 * tree-inline.c (tree_can_inline_p): Also check compatibility
1721 2010-04-23 Martin Jambor <mjambor@suse.cz>
1723 PR tree-optimization/43846
1724 * tree-sra.c (struct access): New flag grp_assignment_read.
1725 (build_accesses_from_assign): Set grp_assignment_read.
1726 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
1727 (enum mark_read_status): New type.
1728 (analyze_access_subtree): Propagate grp_assignment_read, create
1729 accesses also if both direct_read and root->grp_assignment_read.
1731 2010-04-23 Martin Jambor <mjambor@suse.cz>
1734 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
1735 function does not have type attributes.
1737 2010-04-23 Richard Guenther <rguenther@suse.de>
1740 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
1743 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1745 * sese.h (create_if_region_on_edge): Remove.
1747 * sese.c (create_if_region_on_edge): Make static.
1749 * tree-inline.c: Do not include ggc.h.
1751 * expr.c: Do not include ggc.h.
1753 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
1756 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
1759 * config/sh/sh.c (find_barrier): Don't emit a constant pool
1760 in the middle of insns for casesi_worker_2.
1762 2010-04-22 David Edelsohn <edelsohn@gnu.org>
1764 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
1766 2010-04-22 Ira Rosen <irar@il.ibm.com>
1768 PR tree-optimization/43842
1769 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
1770 loop unrolling in update of exit phis. Fix comment.
1771 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
1772 least two reduction statements in the loop before starting SLP
1775 2010-04-22 Nick Clifton <nickc@redhat.com>
1777 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
1779 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
1781 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
1784 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1786 * tree-parloops.c (loop_parallel_p): New argument
1787 parloop_obstack. Pass it down.
1788 (parallelize_loops): New variable parloop_obstack. Initialize it,
1789 pass it down, free it.
1791 * tree-loop-linear.c (linear_transform_loops): Pass down
1794 * tree-data-ref.h (lambda_compute_access_matrices): New argument
1795 of type struct obstack *.
1797 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
1798 scratch_obstack. Initialize it, pass down, free it.
1800 * lambda.h (lambda_loop_new): Remove.
1801 (lambda_matrix_new, lambda_matrix_inverse)
1802 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
1803 argument of type struct obstack *.
1805 * lambda-trans.c (lambda_trans_matrix_new): New argument
1806 lambda_obstack. Pass it down, use obstack allocation for ret.
1807 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
1810 * lambda-mat.c (lambda_matrix_get_column)
1811 (lambda_matrix_project_to_null): Remove.
1812 (lambda_matrix_new): New argument lambda_obstack. Use obstack
1814 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
1817 * lambda-code.c (lambda_loop_new): New function.
1818 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
1819 (lambda_compute_auxillary_space, lambda_compute_target_space)
1820 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
1821 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
1822 (build_access_matrix): New argument lambda_obstack. Use obstack
1824 (lambda_compute_step_signs, lambda_compute_access_matrices): New
1825 argument lambda_obstack. Pass it down.
1827 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1829 * optabs.h (expand_widening_mult): Declare.
1831 2010-04-22 Richard Guenther <rguenther@suse.de>
1833 PR tree-optimization/43845
1834 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
1835 lookup the CALL_EXPR function and arguments.
1837 2010-04-22 Nick Clifton <nickc@redhat.com>
1839 * config/stormy16/stormy16.c
1840 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
1841 * config/stormy16/stormy16.h: Tidy up formatting.
1842 (DONT_USE_BUILTIN_SETJMP): Remove definition.
1843 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
1844 (ineqbranchsi): Delete pattern.
1845 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
1846 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
1847 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
1848 stormy16-lib2-ucmpsi2.c.
1850 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1852 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
1853 df_simulate_find_noclobber_defs as appropriate. Keep track of an
1854 extra set merge_set_noclobber, and use it to relax the final test
1856 * df.h (df_simulate_find_noclobber_defs): Declare.
1857 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
1859 (df_simulate_find_noclobber_defs): New function.
1861 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
1863 * config/i386/i386.md: Use {} around multi-line preparation statements.
1865 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1867 * c-tree.h (push_init_level, pop_init_level, set_init_index)
1868 (process_init_element): New argument of type struct obstack *.
1870 * c-typeck.c (push_init_level, pop_init_level, set_designator)
1871 (set_init_index, set_init_label, set_nonincremental_init)
1872 (set_nonincremental_init_from_string, find_init_member)
1873 (output_init_element, output_pending_init_elements)
1874 (process_init_element): New argument braced_init_obstack. Pass it
1876 (push_range_stack, add_pending_init): New argument
1877 braced_init_obstack. Use obstack allocation.
1879 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
1880 braced_init_obstack. Pass it down.
1881 (c_parser_braced_init): New variables ret, braced_init_obstack.
1882 Initialize obstack, pass it down and finally free it.
1884 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1887 * tree-pass.h (pass_optimize_widening_mul): Declare.
1888 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
1889 gate_optimize_widening_mul): New static functions.
1890 (pass_optimize_widening_mul): New.
1891 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
1892 <case MULT_EXPR>: Remove support for widening multiplies.
1893 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
1894 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
1895 simplify_gen_unary rather than directly building extensions.
1896 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
1898 * expmed.c (expand_widening_mult): New function.
1899 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
1901 2010-04-21 Jan Hubicka <jh@suse.cz>
1903 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
1904 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
1905 * lto-wpa-fixup.c: Remove.
1906 * Makefile.in (lto-wpa-fixup.o): Remove.
1907 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
1908 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
1909 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
1911 2010-04-21 Jan Hubicka <jh@suse.cz>
1913 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
1914 add write_optimization_summary, read_optimization_summary.
1915 (ipa_write_summaries_of_cgraph_node_set): Remove.
1916 (ipa_write_optimization_summaries): Declare.
1917 (ipa_read_optimization_summaries): Declare.
1918 * ipa-cp.c (pass_ipa_cp): Update.
1919 * ipa-reference.c (pass_ipa_reference): Update.
1920 * ipa-pure-const.c (pass_ipa_pure_const): Update.
1921 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
1923 * ipa-inline.c (pass_ipa_inline): Update.
1924 * ipa.c (pass_ipa_whole_program): Update.
1925 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
1926 * passes.c (ipa_write_summaries_1): Do not test wpa.
1927 (ipa_write_optimization_summaries_1): New.
1928 (ipa_write_optimization_summaries): New.
1929 (ipa_read_summaries): Do not test ltrans.
1930 (ipa_read_optimization_summaries_1): New.
1931 (ipa_read_optimization_summaries): New.
1933 2010-04-21 Jan Hubicka <jh@suse.cz>
1935 * lto-cgraph.c (lto_output_node): Do not output comdat groups
1937 (output_cgraph): Do not arrange comdat groups for boundary nodes.
1939 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1942 * dwarf2out.c (add_name_and_src_coords_attributes): Add
1943 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
1945 2010-04-21 Jan Hubicka <jh@suse.cz>
1947 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
1949 2010-04-21 Jan Hubicka <jh@suse.cz>
1951 * varpool.c (decide_is_variable_needed): Variable is always needed
1954 2010-04-21 Jan Hubicka <jh@suse.cz>
1956 * opts.c (decode_options): Enable pure-const pass for whopr.
1958 2010-04-21 Jan Hubicka <jh@suse.cz>
1960 * cgraph.c (dump_cgraph_node): Dump also assembler name.
1961 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
1963 (cgraph_decide_inlining): Do not expect callee to be removed in all
1966 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
1968 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
1970 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1972 * config/i386/i386.md (x86_shrd): Add athlon_decode and
1973 amdfam10_decode attributes.
1975 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1978 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
1979 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
1980 (lower_copyprivate_clauses): Use private var in outer
1981 context instead of original var. Make sure the types
1982 are correct for VLAs.
1984 2010-04-21 Richard Guenther <rguenther@suse.de>
1986 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
1987 to non-pointer objects.
1989 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1991 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
1992 last chain entry if it starts with the still current label.
1993 (add_location_or_const_value_attribute): Check that
1994 loc_list->first->next is NULL instead of comparing ->first with ->last.
1995 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
1996 to add_var_loc_to_decl.
1998 * dwarf2out.c (output_call_frame_info): For dw_cie_version
1999 >= 4 add also address size and segment size fields into CIE header.
2001 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
2002 long as address size is the same as sizeof (void *) and
2004 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
2005 address size or segment size is unexpected, return DW_EH_PE_omit.
2006 (classify_object_over_fdes): If get_cie_encoding returned
2007 DW_EH_PE_omit, return -1.
2008 (init_object): If classify_object_over_fdes returned -1,
2009 pretend there were no FDEs at all.
2011 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2013 * config/i386/i386.md (bswap<mode>2): Macroize expander from
2014 bswap{si,di}2 using SWI48 mode iterator.
2015 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
2016 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
2017 set modrm attribute of bswap insn to 0 and remove length attribute.
2018 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
2019 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
2020 set mode attribute to <MODE> and remove length attribute.
2022 2010-04-20 James E. Wilson <wilson@codesourcery.com>
2024 PR rtl-optimization/43520
2025 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
2026 zero available registers.
2028 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2030 * builtins.c (fold_builtin_cproj): Fold more cases.
2032 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2034 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
2035 (fold_builtin_1): Fold builtin cproj.
2036 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
2037 Use ATTR_CONST_NOTHROW_LIST.
2039 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
2041 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
2042 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
2043 ffsi2_no_cmove for !TARGET_CMOVE.
2044 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
2045 (ffssi2): Remove expander.
2046 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
2048 (ctz<mode>2): Ditto from ctz{si,di}2.
2049 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
2051 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
2054 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2056 * dwarf2out.c (AT_linkage_name): Define.
2057 (clone_as_declaration): Handle DW_AT_linkage_name.
2058 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
2059 of DW_AT_MIPS_linkage_name.
2060 (move_linkage_attr): Likewise.
2061 (dwarf2out_finish): Likewise.
2063 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
2066 * fold-const.c (fold_comparison): New folding rule.
2068 2010-04-20 Anatoly Sokolov <aesok@post.ru>
2070 * double-int.h (double_int_setbit): Declare.
2071 * double-int.c (double_int_setbit): New function.
2072 * rtl.h (immed_double_int_const): Declare.
2073 * emit-rtl.c (immed_double_int_const): New function.
2074 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2075 and immed_double_int_const functions.
2076 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2077 expand_copysign_bit): (Ditto.).
2078 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2079 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2080 * dojump.c (prefer_and_bit_test): (Ditto.).
2081 * expr.c (convert_modes, reduce_to_bit_field_precision,
2082 const_vector_from_tree): (Ditto.).
2083 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2085 2010-04-20 Jan Hubicka <jh@suse.cz>
2087 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2088 (dump_cgraph_node): Dump new flags.
2089 * cgraph.h (struct cgraph_node): Add flags
2090 reachable_from_other_partition and in_other_partition.
2091 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2092 other partition can not be removed.
2093 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2094 the other partition must be output; silence sanity checking on
2095 leaking functions bodies from other paritition.
2096 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2097 (lto_output_node): Output new flags; do not sanity check that inline
2098 clones are output; drop lto_forced_extern_inline_p code; do not mock
2099 visibility flags at partition boundaries.
2100 (add_node_to): New function.
2101 (output_cgraph): Use it to sort functions so masters appear before
2103 (input_overwrite_node): Input new flags.
2104 * passes.c (ipa_write_summaries): Do not call
2105 lto_new_extern_inline_states.
2106 * lto-section-out.c (forced_extern_inline,
2107 lto_new_extern_inline_states lto_delete_extern_inline_states,
2108 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2109 * lto-streamer.h (lto_new_extern_inline_states,
2110 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2111 lto_forced_extern_inline_p): Kill.
2113 2010-04-20 Richard Guenther <rguenther@suse.de>
2115 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2116 from vars that can have pointers.
2117 (process_constraint): Dump useless constraints.
2119 2010-04-20 Richard Guenther <rguenther@suse.de>
2121 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2122 (dump_sa_points_to_info): Remove asserts.
2123 (init_base_vars): nothing_id isn't an escape point nor does it
2126 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2128 * tree.h (TYPE_REF_IS_RVALUE): Define.
2129 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2130 should_move_die_to_comdat, prune_unused_types_walk): Handle
2131 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2132 (modified_type_die, gen_reference_type_die): Emit
2133 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2134 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2136 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2139 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2140 calls for -fpic -m31 if they have been sibcall optimized.
2142 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2144 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2145 ar.lc fixed and call-used.
2147 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2149 2010-04-19 Jan Hubicka <jh@suse.cz>
2151 * opts.c (decode_options): Disable whpr incompatible passes.
2152 * lto/lto.c (lto_1_to_1_map): Skip clones.
2153 (read_cgraph_and_symbols): Do not mark everything as needed.
2154 (do_whole_program_analysis): Do map only after optimizing;
2155 set proper cgraph_state; use passmanager.
2157 2010-04-19 DJ Delorie <dj@redhat.com>
2159 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2160 POINTER_PLUS_EXPR and fix them.
2162 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2164 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2165 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2166 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2167 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2168 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2169 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2170 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2171 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2172 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2173 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2174 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2176 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2178 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2179 (check_cond_move_block): Likewise.
2180 (cond_move_process_if_block): Likewise.
2181 (noce_find_if_block): Improve formatting.
2182 (find_if_header): Pass 0 to memset and tweak conditions.
2183 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2185 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2187 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2191 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2192 with non-local decl doesn't need chain.
2194 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2196 * ira-color.c (allocno_reload_assign): Avoid accumulating
2197 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2199 2010-04-19 Martin Jambor <mjambor@suse.cz>
2201 * gimple.h (create_tmp_reg): Declare.
2202 * gimplify.c (create_tmp_reg): New function.
2203 (gimplify_return_expr): Use create_tmp_reg.
2204 (gimplify_omp_atomic): Likewise.
2205 (gimple_regimplify_operands): Likewise.
2206 * tree-dfa.c (make_rename_temp): Likewise.
2207 * tree-predcom.c (predcom_tmp_var): Likewise.
2208 (reassociate_to_the_same_stmt): Likewise.
2209 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2210 (get_replaced_param_substitute): Likewise.
2211 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2212 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2213 * tree-ssa-pre.c (get_representative_for): Likewise.
2214 (create_expression_by_pieces): Likewise.
2215 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
2216 (create_tailcall_accumulator): Likewise.
2218 2010-04-19 Martin Jambor <mjambor@suse.cz>
2220 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
2222 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2224 2010-04-19 Richard Guenther <rguenther@suse.de>
2226 PR tree-optimization/43796
2227 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2228 from SCEV in the lattice.
2229 (vrp_visit_phi_node): Dump change.
2231 2010-04-19 Richard Guenther <rguenther@suse.de>
2233 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
2234 * configure: Re-generated.
2236 2010-04-19 Richard Guenther <rguenther@suse.de>
2238 PR tree-optimization/43783
2239 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
2240 constant ARRAY_REF operands two and three if possible.
2242 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
2245 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2247 2010-04-19 Jie Zhang <jie@codesourcery.com>
2250 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2252 2010-04-19 Ira Rosen <irar@il.ibm.com>
2254 PR tree-optimization/37027
2255 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
2256 and macro to access it.
2257 (vectorizable_reduction): Add argument.
2258 (vect_get_slp_defs): Likewise.
2259 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
2260 statements for possible use in SLP.
2261 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
2262 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
2263 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
2265 (vectorizable_reduction): Likewise.
2266 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2268 (vectorizable_type_demotion, vectorizable_type_promotion,
2269 vectorizable_store): Likewise.
2270 (vect_analyze_stmt): Update call to vectorizable_reduction.
2271 (vect_transform_stmt): Likewise.
2272 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2273 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2274 from different interleaving chains in same node.
2275 (vect_slp_rearrange_stmts): New function.
2276 (vect_supported_load_permutation_p): Allow load permutations for
2277 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2278 inside SLP nodes if necessary.
2279 (vect_analyze_slp_instance): Handle reductions.
2280 (vect_analyze_slp): Try to build SLP instances originating from groups
2282 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2283 (vect_get_constant_vectors): Create initial vectors for reductions
2284 according to reduction code. Add new argument.
2285 (vect_get_slp_defs): Add new argument, pass it to
2286 vect_get_constant_vectors.
2287 (vect_schedule_slp_instance): Remove SLP tree root statements.
2289 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2291 * tree.h (ENUM_IS_SCOPED): Define.
2292 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2293 for ENUM_IS_SCOPED enums.
2295 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2297 * fold-const.c (fold_comparison): Use ssizetype.
2298 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2299 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2300 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2301 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2303 * tree.h (initialize_sizetypes): Remove parameter.
2304 (build_common_tree_nodes): Remove second parameter.
2305 * stor-layout.c (initialize_sizetypes): Remove parameter.
2306 Always create an unsigned type.
2307 (set_sizetype): Assert that the passed type is unsigned and simplify.
2308 * tree.c (build_common_tree_nodes): Remove second parameter.
2309 Adjust call to initialize_sizetypes.
2310 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2311 build_common_tree_nodes.
2313 2010-04-18 Matthias Klose <doko@ubuntu.com>
2315 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2317 2010-04-18 Ira Rosen <irar@il.ibm.com>
2319 PR tree-optimization/43771
2320 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2321 load permutation doesn't have gaps.
2323 2010-04-18 Jan Hubicka <jh@suse.cz>
2325 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2326 (sse_prologue_save_insn expander): Use new pattern.
2327 (sse_prologue_save_insn1): New pattern and splitter.
2328 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2330 * i386.c (setup_incoming_varargs_64): Do not compute jump
2332 (ix86_gimplify_va_arg): Update alignment needed.
2333 (ix86_local_alignment): Do not align all local arrays to 128bit.
2335 2010-04-17 Jan Hubicka <jh@suse.cz>
2337 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2339 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2341 * arm.md (negdi2): Remove redundant code to force values into a
2344 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2346 * arm/bpabi.S: Add EABI alignment attributes to objects.
2347 * arm/bpabi-v6m.S: Likewise.
2348 * arm/crti.asm: Likewise.
2349 * arm/crtn.asm: Likewise.
2350 * arm/lib1funcs.asm: Likewise.
2351 * arm/libunwind.S: Likewise.
2353 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2355 * arm-protos.h (tune_params): New structure.
2356 * arm.c (current_tune): New variable.
2357 (arm_constant_limit): Delete.
2358 (struct processors): Add pointer to the tune parameters.
2359 (arm_slowmul_tune): New tuning option.
2360 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
2361 (all_cores): Adjust to pick up the tuning model.
2362 (arm_constant_limit): New function.
2363 (arm_override_options): Select the appropriate tuning model. Delete
2364 initialization of arm_const_limit.
2365 (arm_split_constant): Use the new constant-limit model.
2366 (arm_rtx_costs): Pick up the current tuning model.
2367 * arm.md (is_strongarm, is_xscale): Delete.
2368 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
2369 for Xscale variant architectures.
2370 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
2372 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2374 * config/arm/arm.c (arm_gen_constant): Remove unused variable
2376 (arm_rtx_costs_1): Remove unused variable extra_cost.
2377 (arm_unwind_emit_set): Use variable offset.
2378 (thumb1_output_casesi): Remove unused variable flags.
2380 2010-04-16 Jeff Law <law@redhat.com>
2382 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
2383 needing assignment rather than doing a two-phase assignment. Remove
2384 unused variable 'm'.
2386 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2389 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
2391 2010-04-16 Doug Kwan <dougkwan@google.com>
2393 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
2394 (next_operand_entry_id): New static variable.
2395 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
2396 (add_to_ops_vec): Assigned unique ID to operand entry.
2397 (struct oecount_s): New field ID.
2398 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
2399 (undistribute_ops_list): Assign unique IDs to oecounts.
2400 (init_reassoc): reset next_operand_entry_id.
2402 2010-04-16 Doug Kwan <dougkwan@google.com>
2404 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
2405 missing left parenthesis.
2407 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
2409 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
2410 *btdi_rex64 using SWI48 mode iterator.
2411 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
2412 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
2413 *jcc_btdi_mask_rex64.
2415 2010-04-16 Anatoly Sokolov <aesok@post.ru>
2417 * double-int.h (tree_to_double_int): Convert to macro.
2418 * double-int.c (tree_to_double_int): Remove.
2420 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2423 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
2424 with want_address 2 and in case a single element list might be
2425 possible, call it again with want_address 0.
2427 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2429 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
2430 case 'W' print operands for HI mode.
2431 * config/h8300/h8300.h (Y0, Y2) : New constraints.
2432 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
2433 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
2434 * config/h8300/predicate.md (bit_register_indirect_operand): New.
2436 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
2438 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
2439 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
2440 #xx:3 and #xx:4 mode.
2442 * config/h8300/h8300.md (inverted load with HImode dest): Add
2443 support for H8300SX.
2445 * config/h8300/predicate.md (bit_operand): Allow immediate values that
2446 satisfy 'U' constraint.
2448 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2450 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
2451 * configure: Regenerate.
2452 * config.in: Regenerate.
2453 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
2456 2010-04-16 Richard Guenther <rguenther@suse.de>
2458 * tree.h (struct tree_decl_minimal): Move pt_uid ...
2459 (struct tree_decl_common): ... here.
2460 (DECL_PT_UID): Adjust.
2461 (SET_DECL_PT_UID): Likewise.
2462 (DECL_PT_UID_SET_P): Likewise.
2464 2010-04-16 Richard Guenther <rguenther@suse.de>
2466 PR tree-optimization/43572
2467 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
2468 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
2469 * tree-flow.h (is_call_clobbered): Remove.
2470 * tree-flow-inline.h (is_call_clobbered): Likewise.
2471 * tree-dfa.c (dump_variable): Do not dump call clobber state.
2472 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
2473 (execute_return_slot_opt): Adjust.
2474 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
2475 check for call clobbered vars here.
2476 (find_tail_calls): Move tailcall verification to the
2479 2010-04-16 Diego Novillo <dnovillo@google.com>
2481 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
2483 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2486 * config/arm/arm.md (cbranchqi4): New pattern.
2487 * config/arm/predicates.md (const0_operand,
2488 cbranchqi4_comparison_operator): New predicates.
2490 2010-04-16 Richard Guenther <rguenther@suse.de>
2492 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
2493 (dump_gimple_stmt): Likewise.
2495 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
2497 * recog.h (struct recog_data): New field is_operator.
2498 (struct insn_operand_data): New field is_operator.
2499 * recog.c (extract_insn): Set recog_data.is_operator.
2500 * genoutput.c (output_operand_data): Emit code to set the
2502 * reload.c (find_reloads): Use it rather than testing for an
2503 empty constraint string.
2506 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
2507 If the previous insn is a cbranchsi4_insn with the same arguments,
2508 omit the compare instruction.
2510 * config/arm/arm.md (addsi3_cbranch): If destination is a high
2511 register, inputs must be low registers and we need a low register
2512 scratch. Handle alternative 2 like alternative 3.
2514 2010-04-16 Jakub Jelinek <jakub@redhat.com>
2516 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
2517 don't call get_addr on both. If one expression is a VALUE and
2518 the other a REG, check VALUE's locs if the REG isn't among them.
2520 2010-04-16 Christian Bruel <christian.bruel@st.com>
2522 * config/sh/sh.h (sh_frame_pointer_required): New function.
2523 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
2524 (flag_omit_frame_pointer) Set.
2525 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
2526 (rounded_frame_size): Adjust size with outgoing_args_size.
2527 (sh_set_return_address): Must return from stack pointer.
2528 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
2529 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2530 (ACCUMULATE_OUTGOING_ARGS): Define.
2531 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
2532 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
2534 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2537 * config/sh/sh.c (sh_legitimize_reload_address): Use
2538 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
2539 Remove a unneeded check for offset_base.
2541 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
2543 * configure: Regenerated.
2545 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2547 * config/s390/s390.c (s390_call_save_register_used): Switch back
2548 to HARD_REGNO_NREGS.
2550 2010-04-15 Richard Guenther <rguenther@suse.de>
2552 * alias.c (alias_set_subset_of): Handle alias-set zero
2555 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
2556 Julian Brown <julian@codesourcery.com>
2558 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
2559 alternatives according to use of high and low regs.
2560 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
2561 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
2562 optimizing for size on Thumb-2.
2564 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
2566 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
2568 2010-04-15 Richard Guenther <rguenther@suse.de>
2570 * tree-ssa-structalias.c (struct variable_info): Add
2572 (new_var_info): Initialize it.
2573 (dump_constraints): Support printing last added constraints.
2574 (debug_constraints): Adjust.
2575 (dump_constraint_graph): Likewise.
2576 (make_heapvar_for): Check for NULL cfun.
2577 (get_function_part_constraint): New function.
2578 (get_fi_for_callee): Likewise.
2579 (find_func_aliases): Properly implement IPA PTA constraints.
2580 (process_ipa_clobber): New function.
2581 (find_func_clobbers): Likewise.
2582 (insert_into_field_list_sorted): Remove.
2583 (create_function_info_for): Properly allocate vars for IPA mode.
2584 Do not use insert_into_field_list_sorted.
2585 (create_variable_info_for): Properly generate constraints for
2586 global vars in IPA mode.
2587 (dump_solution_for_var): Always dump the solution.
2588 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
2589 (find_what_var_points_to): Adjust.
2590 (pt_solution_set): Change.
2591 (pt_solution_ior_into): New function.
2592 (pt_solution_empty_p): Export.
2593 (pt_solution_includes_global): Adjust.
2594 (pt_solution_includes_1): Likewise.
2595 (pt_solutions_intersect_1): Likewise.
2596 (dump_sa_points_to_info): Check some invariants.
2597 (solve_constraints): Move constraint dumping ...
2598 (compute_points_to_sets): ... here.
2599 (ipa_pta_execute): ... and here.
2600 (compute_may_aliases): Do not re-compute points-to info
2601 locally if IPA info is available.
2602 (ipa_escaped_pt): New global var.
2603 (ipa_pta_execute): Properly implement IPA PTA.
2604 * tree-into-ssa.c (dump_decl_set): Support dumping
2605 decls not in referenced-vars.
2606 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
2607 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
2608 (dump_points_to_solution): Likewise.
2609 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
2610 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
2611 (remap_gimple_stmt): Reset call clobber/use information if necessary.
2612 (copy_decl_to_var): Copy DECL_PT_UID.
2613 (copy_result_decl_to_var): Likewise.
2614 * tree.c (make_node_stat): Initialize DECL_PT_UID.
2615 (copy_node_stat): Copy it.
2616 * tree.h (DECL_PT_UID): New macro.
2617 (SET_DECL_PT_UID): Likewise.
2618 (DECL_PT_UID_SET_P): Likewise.
2619 (struct tree_decl_minimal): Add pt_uid member.
2620 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
2621 (pt_solution_empty_p): Declare.
2622 (pt_solution_set): Adjust.
2623 (ipa_escaped_pt): Declare.
2624 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
2625 * gimple-pretty-print.c (pp_points_to_solution): New function.
2626 (dump_gimple_call): Dump call clobber/use information.
2627 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
2628 * tree-pass.h (TDF_ALIAS): New dump option.
2629 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
2630 * doc/invoke.texi (-fipa-pta): Update documentation.
2632 2010-04-15 Richard Guenther <rguenther@suse.de>
2634 * Makefile.in (OBJS-common): Add gimple-fold.o.
2635 (gimple-fold.o): New rule.
2636 * tree.h (maybe_fold_offset_to_reference,
2637 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
2639 * gimple.h: ... here.
2640 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
2641 may_propagate_address_into_dereference): Move prototypes ...
2642 * gimple.h: ... here.
2643 * tree-ssa-ccp.c (get_symbol_constant_value,
2644 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
2645 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
2646 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
2647 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
2648 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
2649 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
2650 gimplify_and_update_call_from_tree): Move ...
2651 * gimple-fold.c: ... here. New file.
2652 (ccp_fold_builtin): Rename to ...
2653 (gimple_fold_builtin): ... this.
2654 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
2656 2010-04-15 Richard Guenther <rguenther@suse.de>
2658 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
2659 fit_double_type, force_fit_type_double, add_double_with_sign,
2660 neg_double, mul_double_with_sign, lshift_double, rshift_double,
2661 lrotate_double, rrotate_double, div_and_round_double): Move ...
2662 * double-int.c: ... here.
2663 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
2664 add_double, neg_double, mul_double_with_sign, mul_double,
2665 lshift_double, rshift_double, lrotate_double, rrotate_double,
2666 div_and_round_double): Move prototypes ...
2667 * double-int.h: ... here.
2669 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
2672 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
2673 matching constraints to ensure inputs match the output.
2675 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2678 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
2679 in an input-only operand.
2681 2010-04-15 Anatoly Sokolov <aesok@post.ru>
2683 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
2684 (double_int_not, double_int_lshift, double_int_rshift): Declare.
2685 (double_int_negative_p): Convert to static inline function.
2686 * double-int.c (double_int_lshift, double_int_lshift): New functions.
2687 (double_int_negative_p): Remove.
2688 * tree.h (lshift_double, rshift_double):
2689 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
2690 * fold-const.c (fold_convert_const_int_from_real,
2691 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
2692 (lshift_double): Change type of arith argument to bool.
2693 (rshift_double): Change type of arith argument to bool. Correct
2695 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2697 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
2700 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
2701 at the start and end of the then/else blocks, and omit them from the
2703 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
2704 argument; all callers changed. Pass zero to old_insns_match_p instead.
2705 (flow_find_head_matching_sequence): New function.
2706 (old_insns_match_p): Check REG_EH_REGION notes for calls.
2707 * basic-block.h (flow_find_cross_jump,
2708 flow_find_head_matching_sequence): Declare functions.
2710 2010-04-14 Jason Merrill <jason@redhat.com>
2713 * c-common.c (attribute_takes_identifier_p): New fn.
2714 * c-common.h: Declare it.
2716 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2718 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
2720 (*udivmod<mode>4): Ditto.
2722 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2724 * config/i386/i386.md (maxmin_int): Rename code attribute from
2725 maxminiprefix and update all users.
2726 (maxmin_float): Ditto from maxminfprefix.
2727 (logic): Ditto from logicprefix.
2728 (absneg_mnemonic): Ditto from absnegprefix.
2729 * config/i386/mmx.md: Update all users of maxminiprefix,
2730 maxminfprefix and logicprefix for rename.
2731 * config/i386/sse.md: Ditto.
2732 * config/i386/sync.md (sync_<code><mode>): Update for
2735 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
2738 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
2739 warnings converted to errors.
2741 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2743 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
2744 used insn_type variable.
2745 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
2746 to avoid set-but-not-used warning.
2748 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2750 * df-core.c (df_ref_debug): Change format string placeholder
2752 * dwarf2asm.c (dw2_asm_output_data_raw,
2753 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
2754 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
2755 * dwarf2out.c (output_cfi, output_cfi_directive,
2756 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
2757 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
2759 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
2760 * print-rtl.c (print_rtx): Ditto.
2762 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2765 * builtins.c (expand_builtin_pow_root): New function to expand pow
2766 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
2767 series of sqrt and cbrt calls under -ffast-math.
2768 (expand_builtin_pow): Call it.
2770 2010-04-14 Michael Matz <matz@suse.de>
2772 PR tree-optimization/42963
2773 * tree-cfg.c (touched_switch_bbs): New static variable.
2774 (group_case_labels_stmt): New function broken out from ...
2775 (group_case_labels): ... here, use the above.
2776 (start_recording_case_labels): Allocate touched_switch_bbs.
2777 (end_recording_case_labels): Deallocate it, call
2778 group_case_labels_stmt.
2779 (gimple_redirect_edge_and_branch): Remember index of affected BB.
2781 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2783 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
2786 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2788 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
2790 2010-04-13 Jan Hubicka <jh@suse.cz>
2792 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
2793 of optimized out static functions.
2794 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
2795 cost computation. Also sanity check for overflows.
2796 (update_caller_keys): Update cgraph_edge_badness call; properly
2797 update fibheap and sanity check that it is up to date.
2798 (add_new_edges_to_heap): Update cgraph_edge_badness.
2799 (cgraph_decide_inlining_of_small_function): Likewise;
2800 add sanity checking that badness in heap is up to date;
2801 improve dumping of reason; Update badness of calls to the
2802 offline copy of function currently inlined; dump badness
2803 of functions not inlined because of unit growth limits.
2805 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2808 * c-common.c (pointer_int_sum): Disregard overflow that occured only
2809 because of sign-extension change when converting to sizetype here...
2810 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
2812 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
2813 the folding to constants. Remove redundant final conversion.
2814 (fold_binary) <associate>: Do not associate if the re-association of
2815 constants alone overflows.
2816 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
2817 to the end of the list.
2818 (multiple_of_p) <COND_EXPR>: New case.
2820 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
2822 * opt-functions.awk (opt_sanitized_name): New.
2824 * optc-gen.awk: Use it
2825 * opth-gen.awk: Use it.
2827 2010-04-13 Martin Jambor <mjambor@suse.cz>
2829 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
2830 (sra_modify_assign): Delete stmts loading dead data even if racc has no
2831 children. Call replace_uses_with_default_def_ssa_name to handle
2834 2010-04-13 Michael Matz <matz@suse.de>
2837 * builtins.c (expand_builtin_interclass_mathfn): Also create
2838 a register if the predicate doesn't match.
2840 2010-04-13 Diego Novillo <dnovillo@google.com>
2842 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
2843 * c-pch.c: Include timevar.h.
2844 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
2845 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
2846 * ggc-common.c: Include timevar.h.
2847 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
2848 * timevar.def (TV_PCH_SAVE): Define.
2849 (TV_PCH_CPP_SAVE): Define.
2850 (TV_PCH_PTR_REALLOC): Define.
2851 (TV_PCH_PTR_SORT): Define.
2852 (TV_PCH_RESTORE): Define.
2853 (TV_PCH_CPP_RESTORE): Define.
2855 2010-04-13 Michael Matz <matz@suse.de>
2857 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
2859 (can_reassociate_p): New function.
2860 (break_up_subtract_bb, reassociate_bb): Use it.
2862 2010-04-13 Richard Guenther <rguenther@suse.de>
2865 * builtins.c (c_readstr): Fix assert.
2867 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
2869 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
2870 when generating cltd insn.
2872 (*ashl<mode>3_1): Remove special handling for register operand 2.
2873 (*ashlsi3_1_zext): Ditto.
2874 (*ashlhi3_1): Ditto.
2875 (*ashlhi3_1_lea): Ditto.
2876 (*ashlqi3_1): Ditto.
2877 (*ashlqi3_1_lea): Ditto.
2878 (*<shiftrt_insn><mode>3_1): Ditto.
2879 (*<shiftrt_insn>si3_1_zext): Ditto.
2880 (*<shiftrt_insn>qi3_1_slp): Ditto.
2881 (*<rotate_insn><mode>3_1): Ditto.
2882 (*<rotate_insn>si3_1_zext): Ditto.
2883 (*<rotate_insn>qi3_1_slp): Ditto.
2885 2010-04-13 Richard Guenther <rguenther@suse.de>
2887 * tree-ssa-structalias.c (callused_id): Remove.
2888 (call_stmt_vars): New.
2889 (get_call_vi): Likewise.
2890 (lookup_call_use_vi): Likewise.
2891 (lookup_call_clobber_vi): Likewise.
2892 (get_call_use_vi): Likewise.
2893 (get_call_clobber_vi): Likewise.
2894 (make_transitive_closure_constraints): Likewise.
2895 (handle_const_call): Adjust to do per-call call-used handling.
2896 (handle_pure_call): Likewise.
2897 (find_what_var_points_to): Remove general callused handling.
2898 (init_base_vars): Likewise.
2899 (init_alias_vars): Initialize call_stmt_vars.
2900 (compute_points_to_sets): Process call-used and call-clobbered
2901 vars for call statements.
2902 (delete_points_to_sets): Free call_stmt_vars.
2904 2010-04-13 Richard Guenther <rguenther@suse.de>
2906 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2907 Only add RW dependence for dependence distance zero.
2908 Adjust maximal vectorization factor according to dependences.
2909 Move alignment handling ...
2910 (vect_find_same_alignment_drs): ... here. New function.
2911 (vect_analyze_data_ref_dependences): Adjust.
2912 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
2913 (vect_analyze_data_refs): Adjust minimal vectorization factor
2914 according to data references.
2915 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
2916 dependences before determining the vectorization factor.
2917 Analyze alignment after determining the vectorization factor.
2918 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
2919 dependences before alignment.
2920 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
2922 (vect_analyze_data_refs): Likewise.
2923 (MAX_VECTORIZATION_FACTOR): New define.
2925 2010-04-13 Duncan Sands <baldrick@free.fr>
2927 * except.h (lang_eh_type_covers): Remove.
2928 * except.c (lang_eh_type_covers): Likewise.
2930 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2931 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2933 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
2934 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
2935 UNITS_PER_LONG where it is ABI relevant.
2936 (s390_return_addr_rtx): Likewise.
2937 (s390_back_chain_rtx): Likewise.
2938 (s390_frame_area): Likewise.
2939 (s390_frame_info): Likewise.
2940 (s390_initial_elimination_offset): Likewise.
2941 (save_gprs): Likewise.
2942 (s390_emit_prologue): Likewise.
2943 (s390_emit_epilogue): Likewise.
2944 (s390_function_arg_advance): Likewise.
2945 (s390_function_arg): Likewise.
2946 (s390_va_start): Likewise.
2947 (s390_gimplify_va_arg): Likewise.
2948 (s390_function_profiler): Likewise.
2949 (s390_optimize_prologue): Likewise.
2950 (s390_rtx_costs): Likewise.
2951 (s390_secondary_reload): Likewise.
2952 (s390_promote_function_mode): Likewise.
2953 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
2954 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
2955 registers available.
2956 (s390_unwind_word_mode): New function.
2957 (s390_function_value): Split 64 bit values into register pair if
2958 used as return value.
2959 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
2960 function call parameters. Handle parallels.
2961 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
2962 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
2963 (DWARF_CIE_DATA_ALIGNMENT): New macro.
2964 (s390_expand_setmem): Remove unused variable src_addr.
2965 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
2966 deal with 64 bit registers.
2967 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
2968 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
2969 (UNITS_PER_LONG): New macro.
2970 * libjava/include/s390-signal.h: Define extended ucontext
2971 structure containing the upper halfs of the 64 bit registers.
2973 2010-04-13 Simon Baldwin <simonb@google.com>
2975 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
2977 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2979 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
2980 rvalue on the RHS if the LHS is of a non-renamable type.
2981 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
2983 2010-04-13 Matthias Klose <doko@ubuntu.com>
2985 * gcc.c (cc1_options): Handle -iplugindir before processing
2986 the cc1 spec. Only add -iplugindir once.
2987 (cpp_unique_options): Add -iplugindir option if -fplugin* options
2989 * common.opt (iplugindir): Remove `Separate' property, initialize.
2990 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
2992 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
2993 (distclean): Remove plugin dir.
2994 * doc/invoke.texi: Document -iplugindir.
2996 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
2998 * doc/plugins.texi (Loading Plugins): Document short
2999 -fplugin=foo option.
3000 (Plugin API): Mention default_plugin_dir_name function.
3002 * gcc.c (find_file_spec_function): Add new declaration.
3003 (static_spec_func): Use it for "find-file".
3004 (find_file_spec_function): Add new function.
3005 (cc1_options): Add -iplugindir option if -fplugin* options found.
3007 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
3009 * plugin.c (add_new_plugin): Updated comment, and handle short
3011 (default_plugin_dir_name): Added new function.
3013 * common.opt (iplugindir): New option to set the plugin directory.
3015 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
3017 * config/i386/i386.md (any_rotate): New code iterator.
3018 (rotate_insn): New code attribute.
3020 (SWIM124): New mode iterator.
3021 (<rotate_insn>ti3): New expander.
3022 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
3023 any_rotate code iterator.
3024 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
3025 using any_rotate code iterator and SWIM124 mode iterator.
3026 (ix86_rotlti3): New insn_and_split pattern.
3027 (ix86_rotrti3): Ditto.
3028 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
3029 ix86_rotl{di,ti}3 patterns.
3030 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
3031 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
3032 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
3033 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
3034 code iterator and SWI mode iterator.
3035 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
3036 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
3038 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
3039 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
3040 (bswap rotatert splitter): Add splitter.
3041 (bswap splitter): Macroize splitter using any_rotate code iterator.
3042 Add insn predicate to split only for TARGET_USE_XCHGB or when
3043 optimizing function for size.
3045 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3047 * config/pa/pa.c (emit_move_sequence): Remove use of
3048 deleted variable flag_argument_noalias.
3050 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3052 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
3054 Add to unsupported targets list.
3055 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
3056 sparc*-sun-solaris2.[567]* from target lists.
3057 * configure: Regenerate.
3058 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
3060 Remove Solaris 7 patch references.
3061 (Specific, sparc-sun-solaris2.7): Removed.
3062 (sparc-sun-solaris2*): Update Solaris 7 example.
3063 (sparc64-*-solaris2*): Likewise.
3065 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3067 * config.build (alpha*-dec-osf4*): Remove.
3068 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
3069 of obsolete configurations.
3070 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
3072 * config/alpha/t-osf4: Renamed to ...
3073 * config/alpha/t-osf5: ... this.
3074 * config/alpha/osf.h: Renamed to ...
3075 * config/alpha/osf5.h: ... this.
3076 Merged old osf5.h contents.
3078 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
3079 (EXTRA_SPECS): Removed.
3080 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
3081 reflect removal of Tru64 UNIX V4.0/V5.0 support.
3084 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3086 * doc/contrib.texi (Contributors, Rainer Orth): Update.
3088 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
3091 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
3092 __thiscall convention.
3094 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3096 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
3098 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
3100 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3102 * function.c (assign_parms_initialize_all): Add unused attribute
3105 2010-04-12 Richard Guenther <rguenther@suse.de>
3107 * gsstruct.def (GSS_CALL): New.
3108 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
3109 * gimple.h: Include tree-ssa-alias.h.
3110 (struct gimple_statement_call): New.
3111 (union gimple_statement_struct_d): Add gimple_call member.
3112 (gimple_call_reset_alias_info): Declare.
3113 (gimple_call_use_set): New function.
3114 (gimple_call_clobber_set): Likewise.
3115 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
3116 * gimple.c (gimple_call_reset_alias_info): New function.
3117 (gimple_build_call_1): Call it.
3118 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3119 * tree-inline.c (remap_gimple_stmt): Likewise.
3120 (expand_call_inline): Remove callused handling.
3121 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
3122 * tree-dfa.c (dump_variable): Likewise.
3123 * tree-parloops.c (parallelize_loops): Likewise.
3124 * tree-ssa.c (init_tree_ssa): Likewise.
3125 (delete_tree_ssa): Likewise.
3126 * tree-flow-inline.h (is_call_used): Remove.
3127 * tree-flow.h (struct gimple_df): Remove callused member.
3128 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
3129 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
3130 (ref_maybe_used_by_call_p_1): Simplify.
3131 (call_may_clobber_ref_p_1): Likewise.
3132 * tree-ssa-structalias.c (compute_points_to_sets): Set
3133 the call stmt used and clobbered sets.
3134 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
3135 (find_tail_calls): Verify the tail call.
3137 2010-04-12 Richard Guenther <rguenther@suse.de>
3139 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
3140 single-iteration always-inline inlining.
3141 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
3142 (cgraph_decide_inlining): Do not handle always-inline specially.
3143 (try_inline): Remove always-inline cycle detection special case.
3144 Do not recurse on always-inlines.
3145 (cgraph_early_inlining): Do not iterate if not optimizing.
3146 (cgraph_gate_early_inlining): remove.
3147 (pass_early_inline): Run unconditionally.
3148 (gate_cgraph_decide_inlining): New function.
3149 (pass_ipa_inline): Use it. Do not run the IPA inliner if
3150 not inlining or optimizing.
3151 (cgraph_decide_inlining_of_small_functions): Also consider
3152 always-inline functions.
3153 (cgraph_default_inline_p): Return true for nodes which should
3154 disregard inline limits.
3155 (estimate_function_body_sizes): Assume zero size and time for
3156 nodes which are marked as disregarding inline limits.
3157 (cgraph_decide_recursive_inlining): Do not perform recursive
3158 inlining on always-inline nodes.
3160 2010-04-12 Jakub Jelinek <jakub@redhat.com>
3163 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
3164 for exprs satisfying handled_component_p.
3166 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
3168 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
3169 non-constant aggregate elements.
3171 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
3172 is a real initialization.
3174 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
3177 * c-decl.c (start_function): Move forward check for nested function.
3179 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3181 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
3182 * config/sh/sh.c: Include reload.h.
3183 (sh_legitimize_reload_address): New.
3184 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
3185 sh_legitimize_reload_address.
3187 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3189 * config/sh/sh.md (*movqi_pop): New insn pattern.
3190 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
3192 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3194 * config/i386/i386.md (any_shiftrt): New code iterator.
3195 (shiftrt_insn): New code attribute.
3197 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
3198 using any_shiftrt code iterator.
3199 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
3200 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
3201 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
3202 pattern from corresponding peephole2 patterns.
3203 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
3204 using any_shiftrt code iterator.
3205 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
3206 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
3207 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
3208 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
3209 *{ashr,lshr}<mode>3_cmp_zext.
3210 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
3212 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3214 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
3216 (*lshr<mode>3_cconly): Ditto.
3218 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3220 * config/i386/i386.md (lshr<mode>3): Macroize expander from
3221 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3222 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3223 pattern from *lshr{di,ti}3_1 and corresponding splitters using
3225 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3226 from corresponding peephole2 patterns.
3227 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
3228 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
3229 and *lshrdi3_1_rex64 using SWI mode iterator.
3230 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
3231 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
3232 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
3233 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
3234 and *lshrdi3_cmp_rex64 using SWI mode iterator.
3235 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
3236 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
3237 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
3238 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
3241 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
3243 * config/i386/i386.md (ashr<mode>3): Macroize expander from
3244 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3245 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3246 pattern from *ashr{di,ti}3_1 and corresponding splitters using
3248 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3249 from corresponding peephole2 patterns.
3250 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
3251 (ashrsi3_cvt): Rename from ashrsi3_31.
3252 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
3253 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
3254 and x86_64_shift_adj_3 using SWI48 mode iterator.
3255 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
3256 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
3257 and *ashrdi3_1_rex64 using SWI mode iterator.
3258 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
3259 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
3260 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
3261 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
3262 and *ashrdi3_cmp_rex64 using SWI mode iterator.
3263 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
3264 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
3265 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
3266 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
3268 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
3269 * config/i386/i386.c (ix86_split_ashr): Update for renamed
3270 x86_shift<mode>_adj_3 expanders.
3272 2010-04-10 Wei Guozhi <carrot@google.com>
3275 * config/arm/arm.c (arm_pic_static_addr): New function.
3276 (legitimize_pic_address): Call arm_pic_static_addr when it detects
3278 (arm_output_addr_const_extra): Output expression for new pattern.
3279 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
3281 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
3283 * ira-costs.c (record_reg_classes): Ignore alternatives that are
3286 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
3287 * web.c: Include "insn-config.h" and "recog.h".
3288 (union_match_dups): New function.
3289 (web_main): Call it.
3290 (union_defs): Don't try to recognize match_dups.
3292 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
3293 if doing so would replace the entire pattern.
3295 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3299 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
3300 and splitter pattern. Change splitter operand 1 predicate to
3303 2010-04-09 Martin Jambor <mjambor@suse.cz>
3305 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
3306 lattices are addresses of CONST_DECLs with the same initial value.
3307 (ipcp_print_all_lattices): Print values of CONST_DECLs.
3308 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3310 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
3311 Bernd Schmidt <bernds@codesourcery.com>
3313 * loop-invariant.c (replace_uses): New static function.
3314 (move_invariant_reg): Use it to ensure we can replace the uses.
3316 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
3318 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
3320 (picochip_override_options): Enable section anchors only above -O1.
3321 (picochip_reorg): Fixed a couple of build warnings.
3323 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3325 * configure.ac (plugin -rdynamic test): Log result.
3326 * configure: Regenerate.
3327 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
3328 (RDYNAMIC_SPEC): Define.
3329 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
3331 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3333 * configure.ac: Determine Sun ld version numbers.
3334 (comdat_group): Restrict GNU ld version checks to gld.
3335 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
3336 (enable_comdat): Support --enable-comdat.
3337 * configure: Regenerate.
3338 * doc/install.texi (Configuration): Document --enable-comdat.
3340 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3342 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
3343 * config/sol2-gld.h: ... here.
3344 * config.gcc (sparc*-*-solaris2*): Reflect this.
3345 (i[34567]86-*-solaris2*): Use it.
3347 2010-04-09 Steve Ellcey <sje@cup.hp.com>
3349 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
3351 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
3353 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3356 * diagnostic.c (diagnostic_initialize): Initialize
3357 some_warnings_are_errors.
3358 (diagnostic_finish): New.
3359 (diagnostic_action_after_output): Call it before exiting.
3360 (diagnostic_report_diagnostic): Do not print message here. Set
3361 some_warnings_are_errors.
3362 * diagnostic.h (diagnostic_context): Delete
3363 issue_warnings_are_errors_message. Add some_warnings_are_errors.
3364 (diagnostic_finish): Declare.
3365 * toplev.c (toplev_main): Call it before exit.
3367 2010-04-09 Jason Merrill <jason@redhat.com>
3370 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
3371 for incomplete type.
3374 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
3375 based on a warning flag.
3377 2010-04-09 Richard Guenther <rguenther@suse.de>
3379 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
3381 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
3384 * varasm.c (default_assemble_visibility): Wrap vars that are
3385 set, but unused, by targets without GAS.
3386 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
3387 Remove set, but unused, vars.
3388 (rs6000_legitimize_tls_address): Likewise.
3389 (altivec_expand_dst_builtin): Likewise.
3390 * config/darwin.c (machopic_classify_symbol): Likewise.
3391 (machopic_indirection_name): Likewise.
3393 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3395 * config/i386/i386.md (DWI): New mode iterator.
3396 (S): New mode attribute.
3397 (shift_operand): Ditto.
3398 (shift_immediate_operand): Ditto.
3399 (ashl_input_operand): Ditto.
3400 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
3401 using SDWIM mode iterator.
3402 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
3403 pattern from *ashl{di,ti}3_1 and corresponding splitters using
3405 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
3406 from corresponding peephole2 patterns.
3407 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
3408 and x86_64_shift_adj_1 using SWI48 mode iterator.
3409 (x86_shift<mode>_adj_2): Ditto.
3410 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
3411 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
3412 using SWI48 mode iterator.
3413 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
3414 *ashldi3_cmp_rex64 using SWI mode iterator.
3415 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
3416 *ashldi3_cconly_rex64 using SWI mode iterator.
3417 * config/i386/i386.c (ix86_split_ashl): Update for renamed
3418 x86_shift<mode>_adj_{1,2}.
3419 (ix86_split_ashr): Ditto.
3420 (ix86_split_lshr): Ditto.
3422 2010-04-09 Richard Guenther <rguenther@suse.de>
3424 * target.h (builtin_conversion): Pass in input and output types.
3425 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
3426 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
3427 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
3428 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
3430 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
3432 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
3434 2010-04-09 Richard Guenther <rguenther@suse.de>
3437 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
3439 2010-04-09 Richard Guenther <rguenther@suse.de>
3441 * tree-vectorizer.h (struct _stmt_vec_info): Document
3442 that vectype is the type of the LHS.
3443 (supportable_widening_operation, supportable_narrowing_operation):
3444 Get both input and output vector types as arguments.
3445 (vect_is_simple_use_1): Declare.
3446 (get_same_sized_vectype): Likewise.
3447 * tree-vect-loop.c (vect_determine_vectorization_factor):
3448 Set STMT_VINFO_VECTYPE to the vector type of the def.
3449 (vectorizable_reduction): Adjust.
3450 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
3451 Adjust. Specify the output vector type.
3452 (vect_pattern_recog_1): Adjust.
3453 * tree-vect-stmts.c (get_same_sized_vectype): New function.
3454 (vectorizable_call): Adjust.
3455 (vectorizable_conversion): Likewise.
3456 (vectorizable_operation): Likewise.
3457 (vectorizable_type_demotion): Likewise.
3458 (vectorizable_type_promotion): Likewise.
3459 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
3461 (vect_is_simple_use_1): New function.
3462 (supportable_widening_operation): Get both input and output
3464 (supportable_narrowing_operation): Likewise.
3465 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
3467 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
3469 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
3470 __thiscall and _thiscall as predefined macros.
3471 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
3472 thiscall attribute handling.
3473 (ix86_comp_type_attributes): Likewise.
3474 (ix86_function_regparm): Likewise.
3475 (ix86_return_pops_args): Likewise.
3476 (init_cumulative_args): Likewise.
3477 (find_drap_reg): Likewise.
3478 (ix86_static_chain): Likewise.
3479 (x86_this_parameter): Likewise.
3480 (x86_output_mi_thunk): Likewise.
3481 (ix86_attribute_table): Add description for thiscall attribute.
3482 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
3483 * doc/extend.texi: Add documentation for thiscall.
3485 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3488 * c.opt (Wint-to-pointer-cast): Available in C++.
3489 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
3491 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
3493 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
3494 * calls.c (expand_call): Pass the function type to aggregate_value_p.
3495 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
3496 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
3497 function type instead. Reorder and simplify checks.
3499 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
3501 2010-04-08 Jing Yu <jingyu@google.com>
3502 Zdenek Dvorak <ook@ucw.cz>
3504 PR tree-optimization/42720
3505 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
3506 loop unswitch conditions here from ...
3507 (tree_unswitch_single_loop): ... here.
3509 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3511 * tree-if-conv.c: Fix comments and simplify logic.
3513 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
3515 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
3516 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
3517 (main_tree_if_conversion): Update call to tree_if_conversion.
3519 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3522 * doc/invoke.texi (-b,-V): Delete.
3523 * doc/tm.texi: Do not mention -b.
3524 * gcc.c (display_help): Delete -b and -V.
3525 (process_command): Delete -b and -V.
3526 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
3528 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
3529 Wolfgang Gellerich <gellerich@de.ibm.com>
3531 Implement target hook for loop unrolling
3532 * target.h (loop_unroll_adjust): Add a new target hook function.
3533 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
3534 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
3535 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
3536 (s390_loop_unroll_adjust): Implement the new target hook for s390.
3537 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
3539 (decide_unroll_stupid): Likewise.
3541 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3544 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
3546 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3548 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
3549 (Specific, *-*-solaris2*): Likewise.
3550 Don't prefer Sun as over GNU as.
3552 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
3554 * config/s390/s390.c (override_options): Adjust the z10
3555 defaults for max-unroll-times, max-completely-peeled-insns
3556 and max-completely-peel-times.
3558 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3560 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
3561 instructions for z10.
3562 (s390_expand_setmem): Likewise.
3563 (s390_expand_cmpmem): Likewise.
3565 2010-04-08 Richard Guenther <rguenther@suse.de>
3567 PR tree-optimization/43679
3568 * tree-ssa-pre.c (eliminate): Only propagate copies.
3570 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3573 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
3574 set but not used variable warning.
3576 2010-04-08 Wei Guozhi <carrot@google.com>
3579 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
3580 (arm_size_rtx_costs): Call the new function when optimized for size.
3582 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3585 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
3586 op0 is not a MEM, just return NULL instead of assertion
3588 (discover_nonconstant_array_refs): Don't walk debug stmts.
3590 2010-04-08 Doug Kwan <dougkwan@google.com>
3592 * configure.ac: Recognize gold and do not use its version number
3593 to test ld features.
3594 * configure: Regenerate.
3596 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
3599 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
3600 (negate_value): Move code to push elements to broken_up_substracts ...
3601 (eliminate_plus_minus_pair): ... here. Push operands that have no
3602 negative pair to plus_negates.
3603 (repropagate_negates, init_reassoc, fini_reassoc): Update.
3605 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3607 * doc/install.texi (Configuration): Move description of
3608 --enable-lto, --with-libelf*, --enable-gold from Java section to
3611 * doc/generic.texi (Working with declarations)
3612 (Function Properties, C and C++ Trees): Fix typos.
3613 * doc/sourcebuild.texi (Top Level): Likewise.
3615 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3618 * tree.h (DECL_READ_P): Define.
3619 (struct tree_decl_common): Add decl_read_flag.
3620 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
3621 a set but not used warning.
3622 (merge_decls): Merge DECL_READ_P flag.
3623 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
3624 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
3625 * c-common.c (handle_used_attribute, handle_unused_attribute):
3627 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
3629 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
3631 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
3632 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
3633 c_parser_binary_expression, c_parser_cast_expression,
3634 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
3635 Call default_function_array_read_conversion instead of
3636 default_function_array_conversion where needed.
3637 (c_parser_unary_expression, c_parser_conditional_expression,
3638 c_parser_postfix_expression_after_primary, c_parser_initelt):
3639 Likewise. Call mark_exp_read where needed.
3640 (c_parser_statement_after_labels, c_parser_asm_operands,
3641 c_parser_typeof_specifier, c_parser_sizeof_expression,
3642 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
3644 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
3646 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
3647 (warn_unused_but_set_parameter): Default to warn_unused
3649 * doc/invoke.texi: Document -Wunused-but-set-variable and
3650 -Wunused-but-set-parameter.
3652 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
3653 used count variable.
3654 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
3655 when operandN variables aren't used in the body of the expander
3657 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
3658 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
3659 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
3660 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
3661 FOR_EACH_IMM_USE_ON_STMT): Likewise.
3662 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
3663 * tree.c (PROCESS_ARG): Likewise.
3665 2010-04-07 Simon Baldwin <simonb@google.com>
3667 * diagnostic.h (diagnostic_override_option_index): New macro to
3668 set a diagnostic's option_index.
3669 * c-tree.h (c_cpp_error): Add warning reason argument.
3670 * opts.c (_warning_as_error_callback): New.
3671 (register_warning_as_error_callback): Store callback for
3672 warnings enabled via enable_warning_as_error.
3673 (enable_warning_as_error): Call callback, minor code tidy.
3674 * opts.h (register_warning_as_error_callback): Declare.
3675 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
3676 response to -Werror=.
3677 (c_common_init_options): Register warning_as_error_callback in opts.c.
3678 * common.opt: Add -Wno-cpp option.
3679 * c-common.c (struct reason_option_codes_t): Map cpp warning
3680 reason codes to gcc option indexes.
3681 * (c_option_controlling_cpp_error): New function, lookup the gcc
3682 option index for a cpp warning reason code.
3683 * (c_cpp_error): Add warning reason argument, call
3684 c_option_controlling_cpp_error for diagnostic_override_option_index.
3685 * doc/invoke.texi: Document -Wno-cpp.
3687 2010-04-07 Richard Guenther <rguenther@suse.de>
3689 * ipa-reference.c (mark_load): Use get_base_address.
3690 (mark_store): Likewise.
3692 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
3693 inserting GIMPLE_NOPs into the IL.
3694 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3695 Explicitly strip handled components and indirect references.
3697 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
3698 folding address expressions.
3699 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
3700 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
3701 operand_equal_p to compare decls.
3702 (ptr_deref_may_alias_decl_p): Likewise.
3703 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
3704 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
3705 Handle reversed comparison ops.
3706 * tree-sra.c (asm_visit_addr): Use get_base_address.
3707 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
3708 * ipa-reference.c (mark_address): Use get_base_address.
3710 2010-04-07 Richard Guenther <rguenther@suse.de>
3712 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
3713 Propagate constants everywhere.
3715 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3718 * tree.c (MAX_INT_CACHED_PREC): Define.
3719 (nonstandard_integer_type_cache): New array.
3720 (build_nonstandard_integer_type): Cache results for precision
3721 <= MAX_INT_CACHED_PREC.
3723 2010-04-07 Richard Guenther <rguenther@suse.de>
3725 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
3726 -fargument-noalias-global, -fargument-noalias-anything): Remove.
3727 * common.opt: Likewise.
3728 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
3729 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
3730 (nonoverlapping_memrefs_p): Likewise.
3731 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3732 * opts.c (common_handle_option): Handle OPT_fargument_alias,
3733 OPT_fargument_noalias, OPT_fargument_noalias_anything and
3734 OPT_fargument_noalias_global for backward compatibility.
3736 2010-04-07 Richard Guenther <rguenther@suse.de>
3738 PR tree-optimization/43270
3739 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
3740 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
3741 * tree-ssa-pre.c (phi_translate_1): Adjust.
3742 (fully_constant_expression): Split out vn_reference handling to ...
3743 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
3744 Fold reads from constant strings.
3745 (vn_reference_lookup): Handle fully constant references.
3746 (vn_reference_lookup_pieces): Likewise.
3747 * Makefile.in (expmed.o-warn): Add -Wno-error.
3749 2010-04-07 Martin Jambor <mjambor@suse.cz>
3751 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
3753 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
3756 * gcc.c: Add -static-libstdc++ to list of recognized options.
3758 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3760 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
3762 2010-04-07 Richard Guenther <rguenther@suse.de>
3765 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
3766 bases build simple mem attributes to retain points-to information.
3768 2010-04-07 Richard Guenther <rguenther@suse.de>
3771 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
3772 preserve points-to related information.
3774 2010-04-07 Richard Guenther <rguenther@suse.de>
3777 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
3778 discard plain indirect references.
3779 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
3780 * tree.c (tree_nop_conversion): Likewise.
3782 2010-04-07 Dodji Seketeli <dodji@redhat.com>
3785 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
3787 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
3789 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
3790 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
3792 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3794 * tree-if-conv.c: Fix indentation and comments.
3796 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3798 * tree-if-conv.c: Sort static functions in topological order.
3800 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3802 * tree-if-conv.c: Fix indentation and comments.
3804 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3807 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
3808 lang_hooks.types.type_for_size instead of
3809 build_nonstandard_integer_type.
3810 When converting an unsigned type to signed, double its precision.
3811 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
3812 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
3813 (graphite_create_new_loop_guard): When ub + 1 wraps around,
3816 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3819 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
3820 POINTER_PLUS_EXPR for pointer types.
3822 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3825 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
3826 * graphite-clast-to-gimple.c: Include langhooks.h.
3827 (max_signed_precision_type): New.
3828 (max_precision_type): Takes two types as arguments.
3829 (precision_for_value): New.
3830 (precision_for_interval): New.
3831 (gcc_type_for_interval): New.
3832 (gcc_type_for_value): New.
3833 (gcc_type_for_clast_term): New.
3834 (gcc_type_for_clast_red): New.
3835 (gcc_type_for_clast_bin): New.
3836 (gcc_type_for_clast_expr): Split up into several functions.
3837 (gcc_type_for_clast_eq): Rewritten.
3838 (compute_bounds_for_level): New.
3839 (compute_type_for_level_1): New.
3840 (compute_type_for_level): New.
3841 (gcc_type_for_cloog_iv): Removed.
3842 (gcc_type_for_iv_of_clast_loop): Rewritten.
3843 (graphite_create_new_loop): Compute the lower and upper bound types
3844 with gcc_type_for_clast_expr.
3845 (graphite_create_new_loop_guard): Same.
3846 (find_cloog_iv_in_expr): Removed.
3847 (compute_cloog_iv_types_1): Removed.
3848 (compute_cloog_iv_types): Removed.
3849 (gloog): Do not call compute_cloog_iv_types.
3850 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
3852 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
3853 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
3854 (GBB_CLOOG_IV_TYPES): Removed.
3856 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3858 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
3859 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
3860 (detect_commutative_reduction): Same.
3862 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3864 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
3865 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
3867 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
3868 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
3869 (rewrite_commutative_reductions_out_of_ssa): Same.
3870 * passes.c (execute_function_todo): Call verify_ssa for every pass
3871 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
3872 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
3873 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
3874 with an extra argument.
3875 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
3876 verify_ssa only when the extra argument is true.
3877 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
3878 with an extra argument.
3879 (tree_transform_and_unroll_loop): Same.
3881 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3883 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
3884 for all the passes of the LNO having LOOP_CLOSED_SSA.
3885 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
3886 * tree-loop-distribution.c (pass_loop_distribution): Same.
3887 * tree-pass.h (TODO_verify_loops): Removed.
3888 * tree-ssa-loop.c (pass_tree_loop_init): Same.
3890 (pass_tree_unswitch): Same.
3891 (pass_predcom): Same.
3892 (pass_vectorize): Same.
3893 (pass_linear_transform): Same.
3894 (pass_graphite_transforms): Same.
3895 (pass_iv_canon): Same.
3896 (pass_complete_unroll): Same.
3897 (pass_complete_unrolli): Same.
3898 (pass_parallelize_loops): Same.
3899 (pass_loop_prefetch): Same.
3900 (pass_iv_optimize): Same.
3902 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
3905 * passes.c (init_optimization_passes): Move pass_lim before
3906 pass_copy_prop and pass_dce_loop.
3908 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3911 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
3912 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
3913 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
3914 MULTI_* defines for 4 argument vpermil2p* builtins.
3916 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3918 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
3919 * config/i386/i386.c (x86_maybe_negate_const_int): New.
3920 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
3921 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
3922 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
3923 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
3924 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
3925 Use x86_maybe_negate_const_int to output insn mnemonic.
3926 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
3927 check from instruction predicate. Update comments.
3928 * config/i386/sync.md (sync_add<mode>): Use
3929 x86_maybe_negate_const_int to output insn mnemonic.
3931 2010-04-06 Jan Hubicka <jh@suse.cz>
3933 PR tree-optimization/42906
3934 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
3935 IGNORE_SELF argument. Set visited_control_parents for fully
3937 (find_obviously_necessary_stmts): Update call of
3938 mark_control_dependent_edges_necessary.
3939 (propagate_necessity): Likewise. Handle PHI edges more curefully.
3941 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3943 * config/i386/i386.md: Remove comment about 'e' and 'E'
3946 2010-04-06 Richard Guenther <rguenther@suse.de>
3948 PR tree-optimization/43627
3949 * tree-vrp.c (extract_range_from_unary_expr): Widenings
3950 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
3953 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3955 * BASE-VER: Change to 4.6.0.
3958 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
3961 2010-04-06 Richard Guenther <rguenther@suse.de>
3964 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
3966 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3968 * doc/invoke.texi (Optimize Options): Document that LTO
3969 won't remove object access purely due to incompatible
3972 2010-04-04 Matthias Klose <doko@ubuntu.com>
3974 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
3975 Initialize variable.
3977 2010-04-03 Richard Guenther <rguenther@suse.de>
3980 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
3981 require a non-NULL MEM_OFFSET.
3983 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
3985 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
3986 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
3987 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
3988 config/alpha/predicates.md, config/arm/arm.md,
3989 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
3990 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
3991 config/darwin9.h, config/darwin.c, config/darwin.h,
3992 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
3993 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
3994 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
3995 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
3996 config/mips/mips.md, config/mn10300/mn10300.c,
3997 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
3998 config/rs6000/aix.h, config/rs6000/dfp.md,
3999 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
4000 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
4001 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
4002 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
4003 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
4004 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
4005 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
4006 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
4007 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
4008 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
4009 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
4010 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
4011 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
4012 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
4013 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
4014 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
4015 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
4016 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
4017 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
4018 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
4019 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
4020 opt-functions.awk, opth-gen.awk, params.def, passes.c,
4021 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
4022 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
4023 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
4024 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
4025 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
4026 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
4027 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
4028 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
4029 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
4030 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
4031 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
4032 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
4033 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
4034 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
4036 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4039 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
4040 * aclocal.m4: Regenerate.
4042 2010-04-02 Richard Guenther <rguenther@suse.de>
4044 PR tree-optimization/43629
4045 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
4046 if we have seen a constant value.
4048 2010-04-02 Joseph Myers <joseph@codesourcery.com>
4050 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
4052 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
4055 * arm.c (legitimize_tls_address): Adjust call to
4056 gen_tls_load_dot_plus_four.
4057 (arm_note_pic_base): New function.
4058 (arm_cannot_copy_insn_p): Use it.
4059 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
4062 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4067 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4069 * Makefile.in ($(out_object_file)): Depend on
4070 gt-$(basename $(notdir $(out_file))).h.
4072 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
4074 * config.gcc (lm32-*-rtems*): Add t-lm32.
4076 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
4078 * config.gcc: Add lm32-*-rtems*.
4079 * config/lm32/rtems.h: New file.
4081 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
4084 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
4086 2010-04-01 Jakub Jelinek <jakub@redhat.com>
4088 * dwarf2out.c (output_compilation_unit_header): For
4089 -gdwarf-4 use version 4 instead of version 3.
4090 (output_line_info): For version 4 and above emit additional
4091 maximum ops per insn header field.
4092 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
4094 * dwarf2out.c (is_c_family, is_java): Remove.
4095 (lower_bound_default): New function.
4096 (add_bound_info, gen_descr_array_type_die): Use it.
4098 2010-04-01 Dodji Seketeli <dodji@redhat.com>
4101 * dwarf2out.c (gen_variable_die): Allow debug info for variable
4102 re-declaration when it happens in a function.
4104 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
4106 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
4107 (cgraph_remove_function_insertion_hook): Same.
4108 (cgraph_call_function_insertion_hooks): Same.
4110 2010-04-01 Richard Guenther <rguenther@suse.de>
4113 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
4114 and TREE_THIS_VOLATILE.
4115 (copy_ref_info): Likewise.
4116 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
4117 * tree.c (build6_stat): Ignore side-effects of all but arg5
4118 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
4121 2010-04-01 Richard Guenther <rguenther@suse.de>
4123 PR tree-optimization/43607
4124 * ipa-type-escape.c (check_call): Do not access non-existing
4127 2010-04-01 Richard Guenther <rguenther@suse.de>
4131 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4132 Jack Howarth <howarth@bromo.med.uc.edu>
4134 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4137 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4139 * doc/install.texi (Prerequisites): Document libelf usability on
4140 IRIX 5/6 and Solaris 2.
4141 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
4142 Update GNU as, GNU ld requirements.
4143 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
4144 Document Sun Studio compiler download.
4145 Update and simplify as, ld recommendations.
4146 (Specific, *-*-solaris2.7): Note obsoletion, removal.
4148 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4150 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
4151 with_tune_32 to pentium4.
4153 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
4155 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
4157 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4159 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
4160 obsoletion, removal.
4162 Document GNU as requirement.
4163 Update configure requirements.
4164 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
4165 Recomment IRIX 6.5.18+.
4166 Document IDF/IDL requirement.
4167 Document GNU as requirement.
4168 Document GNU ld bootstrap failure.
4169 Remove freeware.sgi.com reference.
4171 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4173 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
4174 UNIX V4.0, V5.0 obsoletion, removal.
4175 Remove --with-gc=simple reference.
4176 Update VM requirements during bootstrap.
4177 Remove -oldas bootstrap description.
4178 Update binutils reference.
4179 Remove comparison failure note.
4181 2010-03-31 Richard Guenther <rguenther@suse.de>
4182 Zdenek Dvorak <ook@ucw.cz>
4183 Sebastian Pop <sebastian.pop@amd.com>
4186 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
4187 with multiple arguments.
4188 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
4190 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4192 * graphite-dependences.c (print_pddr): Call print_pdr with an
4194 * graphite-poly.c (debug_pdr): Add an extra argument for the
4197 (print_pbb_domain): Same.
4199 (print_scop_context): Same.
4201 (print_cloog): Same.
4202 (debug_pbb_domain): Same.
4206 (debug_scop_context): Same.
4208 (debug_cloog): Same.
4209 (print_scop_params): Same.
4210 (debug_scop_params): Same.
4211 (print_iteration_domain): Same.
4212 (print_iteration_domains): Same.
4213 (debug_iteration_domain): Same.
4214 (debug_iteration_domains): Same.
4215 (print_scattering_function): Same.
4216 (print_scattering_functions): Same.
4217 (debug_scattering_function): Same.
4218 (debug_scattering_functions): Same.
4219 * graphite-poly.h (debug_pdr): Update declaration.
4221 (print_pbb_domain): Same.
4223 (print_scop_context): Same.
4225 (print_cloog): Same.
4226 (debug_pbb_domain): Same.
4230 (debug_scop_context): Same.
4232 (debug_cloog): Same.
4233 (print_scop_params): Same.
4234 (debug_scop_params): Same.
4235 (print_iteration_domain): Same.
4236 (print_iteration_domains): Same.
4237 (debug_iteration_domain): Same.
4238 (debug_iteration_domains): Same.
4239 (print_scattering_function): Same.
4240 (print_scattering_functions): Same.
4241 (debug_scattering_function): Same.
4242 (debug_scattering_functions): Same.
4244 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4246 * graphite-poly.c (print_scattering_function_1): New.
4247 (print_scattering_function): Call it.
4248 (print_scop_params): Remove spaces at the end of lines.
4251 * graphite-poly.h (print_cloog): Declared.
4252 (debug_cloog): Declared.
4254 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4256 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
4258 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
4259 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
4260 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
4261 to switch between adding the IV bump in loop->latch or in loop->header.
4263 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4265 * graphite-poly.c (print_scattering_function): Pretty print following
4268 (print_pbb_domain): Same.
4269 (dump_gbb_cases): Same.
4270 (dump_gbb_conditions): Same.
4273 (print_scop_params): Same.
4274 (print_scop_context): Same.
4276 (print_pbb_body): New.
4277 (lst_indent_to): New.
4278 (print_lst): Start new lines with a #.
4279 * graphite-poly.h (pbb_bb): New.
4280 (pbb_index): Use pbb_bb.
4281 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
4283 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
4285 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4287 * dwarf2out.c (size_of_die): For -gdwarf-4 use
4288 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
4289 and 0 instead of 1 for dw_val_class_flag.
4290 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
4291 dw_val_class_range_list, dw_val_class_loc_list,
4292 dw_val_class_lineptr and dw_val_class_macptr, use
4293 DW_FORM_flag_present for dw_val_class_flag and
4294 DW_FORM_exprloc for dw_val_class_loc.
4295 (output_die): For -gdwarf-4 print dw_val_class_loc
4296 size as uleb128 instead of 1 or 2 bytes and don't print
4297 anything for dw_val_class_flag.
4299 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
4300 instead of cselib_lookup following by tweaking locs->setting_insn.
4303 * cselib.c (cselib_process_insn): Clear cselib_current_insn
4304 even before returning from label, setjmp call or volatile asm
4307 2010-03-31 Richard Guenther <rguenther@suse.de>
4310 * cgraphunit.c (cgraph_output_in_order): Do not allocate
4311 temporary data on stack.
4313 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4315 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
4316 (PUSHSECTION_ASM_OP): Remove.
4317 (POPSECTION_ASM_OP): Remove.
4318 (PUSHSECTION_FORMAT): Remove.
4319 * config/sol2.h (PUSHSECTION_FORMAT): Define.
4320 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
4321 * config/sol2.c (solaris_output_init_fini): Use it.
4323 2010-03-31 Jie Zhang <jie@codesourcery.com>
4326 * opt-functions.awk (var_type_struct): Use signed char type
4327 for simple variables.
4329 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4331 * config/sol2.c: Include output.h.
4332 (solaris_assemble_visibility): New function.
4333 * config/t-sol2 (sol2.o): Add output.h dependency.
4334 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
4335 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
4338 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4341 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
4342 V2SImode or XFmode on PRE_DEC.
4345 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
4348 2010-03-31 Jie Zhang <jie@codesourcery.com>
4351 * reload.h (caller_save_initialized_p): Declare.
4352 * toplev.c (backend_init_target): Don't call
4353 init_caller_save but set caller_save_initialized_p to false.
4354 * caller-save.c (caller_save_initialized_p): Define.
4355 (init_caller_save): Check caller_save_initialized_p.
4356 * ira.c (ira): Call init_caller_save if flag_caller_saves.
4358 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4361 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
4362 and soft-fp/t-softfp to tmake_file.
4363 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
4364 (LIBGCC2_TF_CEXT): Define.
4367 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
4370 * cselib.c (n_useless_values): Document handling of debug locs.
4371 (n_useless_debug_values, n_debug_values): New variables.
4372 (new_elt_loc_list): Don't add to debug values, keep count.
4373 (promote_debug_loc): New.
4374 (cselib_reset_table): Zero new variables.
4375 (entry_and_rtx_equal_p): Promote debug locs.
4376 (discard_useless_locs): Increment n_useless_debug_values for
4378 (remove_useless_values): Adjust n_useless_values and n_debug_values
4379 with n_useless_debug_values.
4380 (add_mem_for_addr): Promote debug locs.
4381 (cselib_lookup_mem): Likewise.
4382 (cselib_lookup_addr): Renamed to...
4383 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
4384 (cselib_log_lookup): ... this. Turn into...
4385 (cselib_lookup_addr): ... new wrapper.
4386 (cselib_lookup_from_insn): New.
4387 (cselib_invalidate_regno): Increment n_useless_debug_values for
4389 (cselib_invalidate_mem): Likewise.
4390 (cselib_process_insn): Take n_deleted and n_debug_values into
4391 account to guard remove_useless_value call.
4392 (cselib_finish): Zero n_useless_debug_values.
4393 * cselib.h (cselib_lookup_from_insn): Declare.
4394 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
4395 (sched_analyze_2): Likewise.
4397 2010-03-30 Jakub Jelinek <jakub@redhat.com>
4399 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
4401 (adjust_mems): Replace narrowing SUBREG of expression containing
4402 just PLUS, MINUS, MULT and ASHIFT of registers and constants
4403 with operations in the narrower mode.
4406 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
4407 regs_invalidated_by_call instead all call_used_reg_set registers.
4409 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
4412 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
4413 pointer comparisons with types_compatible_p.
4414 * tree-vect-stmts.c (vectorizable_call): Same.
4415 (vectorizable_condition): Same.
4417 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4419 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
4420 stack check if the mask would be zero.
4422 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4423 Jack Howarth <howarth@bromo.med.uc.edu>
4425 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4428 2010-03-30 Joseph Myers <joseph@codesourcery.com>
4431 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
4433 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
4434 Include ___unordxf2 and ___unordtf2.
4435 * config/i386/libgcc-glibc.ver: Do not define inheritance from
4438 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
4440 * config/lm32/t-lm32: New file.
4441 * config.gcc: Use the above file when targetting lm32.
4443 2010-03-28 Duncan Sands <baldrick@free.fr>
4445 * Makefile.in (PLUGIN_HEADERS): Add except.h.
4447 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4450 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
4451 Improve vectorization cost model diagnostic.
4453 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
4456 * tree-vect-data-refs.c (vect_analyze_data_refs): When
4457 compute_data_dependences_for_loop returns false, early exit
4458 and output an extra diagnostic for the failed data reference
4461 2010-03-29 Richard Guenther <rguenther@suse.de>
4463 PR tree-optimization/43560
4464 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
4465 (can_sm_ref_p): Treat stores to readonly locations as trapping.
4467 2010-03-29 Jie Zhang <jie@codesourcery.com>
4470 * toplev.c (process_options): Set optimization_default_node
4471 and optimization_current_node.
4472 * opts.c (decode_options): Don't set optimization_default_node
4473 and optimization_current_node.
4475 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
4477 * config/rtems.h: Abandon -qrtems_debug.
4479 2010-03-28 Jan Hubicka <jh@suse.cz>
4481 PR tree-optimization/43505
4482 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
4483 map should not be copied.
4485 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4488 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
4489 cdtors, set DECL_PRESERVE_P.
4490 * ipa.c (cgraph_externally_visible_p): Return true if declaration
4493 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
4495 PR tree-optimization/43528
4496 * stor-layout.c (place_field): Check that constant fits into
4497 unsigned HWI when skipping calculation of MS bitfield layout.
4499 2010-03-27 Jan Hubicka <jh@suse.cz>
4502 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
4503 notice_global_symbol work.
4505 2010-03-27 Jakub Jelinek <jakub@redhat.com>
4507 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
4508 instead of dwarf2out_decl.
4509 (struct var_loc_node): Remove section_label field.
4510 (dwarf2out_function_decl): New function.
4511 (dwarf2out_var_location): Don't set section_label field.
4512 (dwarf2out_begin_function): Don't empty decl_loc_table here.
4514 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4516 PR tree-optimization/43544
4517 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4518 First argument for builtin vectorized function hook is now a
4519 tree to be able to distinguish between machine specific and
4521 * targhooks.c (default_builtin_vectorized_function): Ditto.
4522 * targhooks.h (default_builtin_vectorized_function): Ditto.
4523 * target.h (struct gcc_target): Ditto.
4524 * tree-vect-stmts.c (vectorizable_function): Ditto.
4525 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
4526 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
4529 2010-03-26 Joseph Myers <joseph@codesourcery.com>
4532 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
4533 nested binding iff it is a FUNCTION_DECL.
4534 (store_parm_decls_newstyle): Pass nested=true to bind for
4535 FUNCTION_DECLs amongst parameters.
4537 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4539 * var-tracking.c (vt_expand_loc_callback): Don't run
4540 cselib_expand_value_rtx_cb in dummy mode if
4541 cselib_dummy_expand_value_rtx_cb returned false.
4543 * var-tracking.c (emit_note_insn_var_location): For one part
4544 notes with offset 0, don't add EXPR_LIST around the location.
4545 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
4546 add_location_or_const_value_attribute): Adjust for that change.
4549 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
4550 into first operand and location into second.
4551 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
4552 dw_cfi_oprnd_loc for DW_CFA_expression.
4553 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
4554 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
4555 assume first argument is regnum and second argument is location.
4557 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4560 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
4561 of scratch register to DImode. Split to DImode comparison operator.
4562 Use SImode subreg of scratch register in the multiplication.
4563 (*cmp_sadd_sidi): Ditto.
4564 (*cmp_ssub_si): Ditto.
4565 (*cmp_ssub_sidi): Ditto.
4567 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4570 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
4571 Remove invalid assert and wrong comment.
4573 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4576 * flags.h (final_insns_dump_p): New extern.
4577 * final.c (final_insns_dump_p): New variable.
4578 (rest_of_clean_state): Set it before -fdump-final-insns=
4579 dumping, clear afterwards.
4580 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
4581 MEM_ALIAS_SET on MEMs.
4583 2010-03-26 David S. Miller <davem@davemloft.net>
4585 * configure.ac: Fix sparc GOTDATA_OP bug check.
4586 * configure: Rebuild.
4588 2010-03-26 Alan Modra <amodra@gmail.com>
4590 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
4592 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4594 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
4595 TLS_SECTION_ASM_FLAG.
4597 2010-03-25 Jakub Jelinek <jakub@redhat.com>
4600 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
4601 Clear first_function_block_is_cold.
4604 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
4605 argument if the argument is truth_value_p.
4607 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4609 * config/rs6000/constraints.md: Update copyright year for my changes.
4612 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
4613 used in reg+reg addressing, swap registers.
4615 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4618 * target.h (struct gcc_target): Add code_end hook.
4619 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
4621 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
4622 * toplev.c (compile_file): Call targetm.asm_out.code_end
4623 hook before unwind info/debug info output.
4624 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
4625 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
4626 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4627 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
4628 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4629 * config/i386/i386.c (ix86_file_end): Renamed to...
4630 (ix86_code_end): ... this. Make static. Don't call
4631 file_end_indicate_exec_stack. Emit unwind info using
4632 final_start_function/final_end_function.
4633 (darwin_x86_file_end): Remove.
4634 (TARGET_ASM_CODE_END): Define.
4635 * config/i386/i386.h (TARGET_ASM_FILE_END,
4636 NEED_INDICATE_EXEC_STACK): Don't define.
4637 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
4638 (TARGET_ASM_FILE_END): Define to darwin_file_end.
4639 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
4640 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
4643 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
4644 at the beginning and final_end_function at the end.
4645 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
4647 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4649 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
4650 and Sun as TLS syntax.
4651 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
4652 * configure: Regenerate.
4653 * config.in: Regenerate.
4654 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
4655 (default_elf_asm_named_section): Use it.
4656 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
4657 (i386_output_dwarf_dtprel): Likewise.
4658 (output_addr_const_extra): Likewise.
4659 (output_pic_addr_const): Lowercase @GOTTPOFF.
4660 (output_addr_const_extra): Likewise.
4661 (output_pic_addr_const): Lowercase @GOTNTPOFF.
4662 (output_addr_const_extra): Likewise.
4663 (output_pic_addr_const): Lowercase @INDNTPOFF.
4664 (output_addr_const_extra): Likewise.
4665 (output_pic_addr_const): Lowercase @NTPOFF.
4666 (output_addr_const_extra): Likewise.
4667 (output_pic_addr_const): Lowercase @TPOFF.
4668 (output_addr_const_extra): Likewise.
4669 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
4670 (*tls_global_dynamic_64): Likewise.
4671 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
4672 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
4674 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
4675 (ASM_OUTPUT_TLS_COMMON): Use it.
4676 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
4679 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
4680 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
4681 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
4682 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
4683 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4684 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
4686 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4688 * config/i386/i386.c (override_options): Don't accept
4689 -mtls-dialect=sun any longer.
4690 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
4691 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
4692 (*tls_local_dynamic_base_32_sun): Likewise.
4693 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4695 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4698 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4699 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
4702 * ira.c (adjust_cleared_regs): New function.
4703 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
4707 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
4709 * expr.c (expand_expr_real): Restore previous
4710 curr_insn_source_location and curr_insn_block after
4711 expand_expr_real_1 call.
4712 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
4713 instead of expand_expr_real_1.
4715 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
4717 PR rtl-optimization/43413
4718 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
4721 2010-03-22 James E. Wilson <wilson@codesourcery.com>
4724 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
4725 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
4727 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
4729 * config/i386/i386.c (ix86_target_string): Add -mfma.
4730 Fix a typo in comment.
4732 2010-03-22 Mike Stump <mikestump@comcast.net>
4735 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
4736 Don't overly align based upon packed packed fields.
4738 2010-03-22 Jason Merrill <jason@redhat.com>
4740 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
4741 Use () rather than [], and move before the element type.
4743 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4745 * doc/configfiles.texi (Configuration Files): Removed
4746 fixinc/Makefile*, intl/Makefile.*.
4747 * doc/makefile.texi: Fixed markup. Abstract from version
4748 control system used.
4749 (Makefile): Removed obsolete gcc/java/parse.y example.
4750 * doc/sourcebuild.texi: Likewise.
4751 (Top Level): Added config, gnattools, libdecnumber, libgcc,
4752 libgomp, libssp. Removed fastjar.
4753 (Miscellaneous Docs): Clarify location.
4754 Added COPYING3, COPYING3.LIB.
4755 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
4757 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4760 * config/i386/i386.c (x86_function_profiler)
4761 [!NO_PROFILE_COUNTERS]: Fix typo.
4762 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
4765 2010-03-22 Janis Johnson <janis187@us.ibm.com>
4766 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4768 * doc/sourcebuild.texi (Test Directives): Split into six
4769 subsections, with most of the current text in new subsections
4770 Directives, Selectors, and Final Actions.
4771 (Directives): Split list of test directives into multiple
4773 (Selectors): Describe use and syntax of selectors.
4774 (Effective-Target Keywords): Describe all existing keywords.
4775 (Add Options): Describe features for dg-add-options.
4776 (Require Support): Describe variants of dg-require-support.
4777 (Final Actions): Describe commands to use in dg-final.
4779 2010-03-22 Michael Matz <matz@suse.de>
4782 * recog.c (validate_replace_rtx_group): Replace also in
4783 REG_EQUAL and REG_EQUIV notes.
4785 2010-03-22 Richard Guenther <rguenther@suse.de>
4787 PR tree-optimization/43390
4788 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
4789 sure vector extracts are type correct.
4791 2010-03-22 Richard Guenther <rguenther@suse.de>
4794 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
4795 x * sqrt (x) even when optimizing for size if the target
4796 has native support for sqrt.
4798 2010-03-22 Jakub Jelinek <jakub@redhat.com>
4800 * varasm.c (make_decl_rtl_for_debug): Also clear
4801 flag_mudflap for the duration of make_decl_rtl call.
4804 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
4805 locs from preserved VALUEs.
4807 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4810 * pa.md (movmemsi): Set align to one if zero.
4811 (movmemdi): Likewise.
4813 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
4816 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
4817 with their corresponding prologue pushes.
4819 2010-03-20 Andrew Pinski <pinskia@gmail.com>
4822 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
4823 at the begining or end.
4824 (spu_expand_epilogue): Likewise.
4826 2010-03-20 Richard Guenther <rguenther@suse.de>
4828 PR rtl-optimization/43438
4829 * combine.c (make_extraction): Properly zero-/sign-extend an
4830 extraction of the low part of a CONST_INT. Also handle
4833 2010-03-19 Mike Stump <mikestump@comcast.net>
4835 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
4836 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
4837 (override_options): Use SUBTARGET32_DEFAULT_CPU.
4839 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4842 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
4845 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
4847 PR rtl-optimization/42258
4848 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
4849 use that may match DEF.
4852 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
4853 the cost of loading the constant rather than assuming
4855 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
4856 outer code is AND, do the same tests as the andsi3 expander and
4857 return COSTS_N_INSNS (1) if and is cheap.
4859 * optabs.c (avoid_expensive_constant): Fix formatting.
4861 2010-03-19 Michael Matz <matz@suse.de>
4864 * attribs.c (decl_attributes): When rebuilding a function pointer
4865 type use the same qualifiers as the original pointer type.
4867 2010-03-19 Martin Jambor <mjambor@suse.cz>
4869 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
4870 and is_gimple_ip_invariant_address.
4872 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4875 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4877 * config/arm/arm.c (arm_override_options): Turn off
4878 flag_dwarf2_cfi_asm for AAPCS variants.
4880 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4883 * config/arm/arm.c (emit_multi_reg_push): Update comments.
4884 Use PRE_MODIFY instead of PRE_DEC.
4885 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
4886 (vfp_emit_fstmd): Likewise.
4888 2010-03-19 Michael Matz <matz@suse.de>
4891 * builtins.c (expand_builtin_interclass_mathfn,
4892 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
4895 2010-03-19 Richard Guenther <rguenther@suse.de>
4897 PR tree-optimization/43415
4898 * tree-ssa-pre.c (phi_translate): Split out worker to ...
4899 (phi_translate_1): ... this.
4900 (phi_translate): Move all caching here. Cache all NARY
4901 and REFERENCE translations.
4903 2010-03-19 David S. Miller <davem@davemloft.net>
4905 With help from Eric Botcazou.
4906 * config/sparc/sparc.c: Include dwarf2out.h.
4907 (emit_pic_helper): Delete.
4908 (pic_helper_symbol_name): Delete.
4909 (pic_helper_emitted_p): Delete.
4910 (pic_helper_needed): New.
4911 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
4912 (get_pc_thunk_name): New.
4913 (load_pic_register): Remove 'delay_pic_helper' arg. Use
4914 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
4915 Set pic_helper_needed to true. Don't call emit_pic_helper.
4916 (sparc_expand_prologue): Update load_pic_register call.
4917 (sparc_output_mi_thunk): Likewise.
4918 (sparc_file_end): Emit a hidden comdat symbol for the PIC
4919 thunk if possible. Output CFI information as needed.
4921 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4922 Jack Howarth <howarth@bromo.med.uc.edu>
4925 * config/i386/i386.h: Fix ABI on darwin x86-32.
4927 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
4929 * tree.h: Declare make_decl_rtl_for_debug.
4930 * varasm.c (make_decl_rtl_for_debug): New.
4931 * dwarf2out.c (rtl_for_decl_location): Call it.
4932 * cfgexpand.c (expand_debug_expr): Call it.
4934 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4937 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
4941 * var-tracking.c (vt_init_cfa_base): Do nothing if
4942 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
4944 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
4947 * var-tracking.c (canonicalize_vars_star): New.
4948 (dataflow_post_merge_adjust): Use it.
4950 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4953 * var-tracking.c (non_suitable_const): New function.
4954 (add_uses): For DEBUG_INSNs with constants, don't record any
4955 value, instead just the constant value itself.
4956 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
4957 is not VAR_LOC_UNKNOWN_P, set var to the constant.
4958 (emit_notes_in_bb): Likewise.
4959 (emit_note_insn_var_location): For onepart variables if
4960 cur_loc is a VOIDmode constant, use DECL_MODE.
4962 2010-03-18 Martin Jambor <mjambor@suse.cz>
4965 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
4966 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
4967 all non-clones. Moved call redirection...
4968 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
4969 (cgraph_materialize_all_clones): Dispose of all
4970 combined_args_to_skip bitmaps.
4971 (verify_cgraph_node): Do not check for edges pointing to wrong
4972 nodes in inline clones.
4973 * tree-inline.c (copy_bb): Call
4974 cgraph_redirect_edge_call_stmt_to_callee.
4975 * ipa.c (cgraph_remove_unreachable_nodes): Call
4976 cgraph_node_remove_callees even when there are used clones.
4978 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4980 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
4982 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4985 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
4988 2010-03-18 Michael Matz <matz@suse.de>
4991 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
4992 into sqrt(x) if we need to preserve signed zeros.
4994 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
4995 Eric Botcazou <ebotcazou@adacore.com>
4997 PR rtl-optimization/43360
4998 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
4999 note if we don't know its invariant status.
5001 2010-03-18 Michael Matz <matz@suse.de>
5003 PR tree-optimization/43402
5004 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
5005 PHI chains of ssa names registered for update.
5007 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
5010 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
5011 non-offsettable and pre_modify update addressing.
5012 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
5013 and "2" alternatives "#".
5014 (*movdd_softfloat32): Make all alternatives "#";
5015 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
5016 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
5017 (*movdf_softfloat32): Make all alternatives "#";
5018 (movdi): Use the new DIFD mode iterator to create a common splitter
5019 for movdi, movdf and movdd patterns.
5021 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
5023 * common.opt (dumpdir): Remove redundant tab.
5025 2010-03-17 Martin Jambor <mjambor@suse.cz>
5027 PR tree-optimization/43347
5028 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
5029 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
5031 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
5033 PR rtl-optimization/42216
5034 * regrename.c (create_new_chain): New function, broken out from...
5035 (scan_rtx_reg): ... here. Call it. Handle the case where we are
5036 appending a use to an empty chain.
5037 (build_def_use): Remove previous changes that convert OP_INOUT to
5038 OP_OUT operands; instead detect the case where an OP_INOUT operand
5039 uses a previously untracked register and create an empty chain for it.
5041 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5043 * doc/extend.texi (Function Attributes): Rewrite unfinished
5044 sentence in ms_abi documentation.
5046 2010-03-17 Alan Modra <amodra@gmail.com>
5048 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
5049 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
5050 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
5051 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
5053 2010-03-16 Richard Henderson <rth@redhat.com>
5056 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
5057 (lower_try_finally): Save and restore eh_seq around the expansion
5060 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5062 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
5063 statements before splitting block.
5065 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5067 * doc/sourcebuild.texi (Testsuites): Fix markup.
5068 Use pathnames relative to gcc/testsuite.
5069 (Test Directives): Move description of how timeout is determined.
5070 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
5071 (C Tests): Correct gcc.misc-tests directory.
5072 Framework tests now live in gcc.test-framework.
5074 2010-03-16 Richard Guenther <rguenther@suse.de>
5077 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
5078 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
5080 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5081 Alexandre Oliva <aoliva@redhat.com>
5083 PR tree-optimization/42917
5084 * lambda-code.c (remove_iv): Skip debug statements.
5085 (lambda_loopnest_to_gcc_loopnest): Likewise.
5086 (not_interesting_stmt): Debug statements are not interesting.
5088 2010-03-16 Jakub Jelinek <jakub@redhat.com>
5092 * cselib.c (cselib_preserve_constants,
5093 cfa_base_preserved_val): New static variables.
5094 (preserve_only_constants): New function.
5095 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
5096 clear its REG_VALUES. If cselib_preserve_constants, don't
5097 empty the whole hash table, but preserve there VALUEs with constants,
5098 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
5099 (cselib_preserve_cfa_base_value): New function.
5100 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
5101 (cselib_init): Change argument to int bitfield. Set
5102 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
5104 (cselib_finish): Clear cselib_preserve_constants and
5105 cfa_base_preserved_val.
5106 * cselib.h (enum cselib_record_what): New enum.
5107 (cselib_init): Change argument to int.
5108 (cselib_preserve_cfa_base_value): New prototype.
5109 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
5110 * dse.c (dse_step1): Likewise.
5111 * cfgcleanup.c (thread_jump): Likewise.
5112 * sched-deps.c (sched_analyze): Likewise.
5113 * gcse.c (local_cprop_pass): Likewise.
5114 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
5115 If FN is non-NULL, call the callback always and whenever it returns
5116 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
5117 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
5118 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
5119 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
5120 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
5121 * var-tracking.c: Include recog.h.
5122 (bb_stack_adjust_offset): Remove.
5123 (vt_stack_adjustments): Don't call it, instead just gather the
5124 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
5125 (adjust_stack_reference): Remove.
5126 (compute_cfa_pointer): New function.
5127 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
5128 (struct adjust_mem_data): New type.
5129 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
5131 (get_address_mode): New function.
5132 (replace_expr_with_values): Use it.
5133 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
5134 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
5135 (adjust_sets): Remove.
5136 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
5137 Use get_address_mode.
5138 (get_adjusted_src): Remove.
5139 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
5140 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
5141 (add_with_sets): Don't call adjust_sets.
5142 (fp_setter, vt_init_cfa_base): New functions.
5143 (vt_initialize): Change return type to bool. Move most of pool etc.
5144 initialization to the beginning of the function from end. Pass
5145 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
5146 If !frame_pointer_needed, call vt_stack_adjustment before mos
5147 vector is filled, call vt_init_cfa_base if argp/framep has been
5148 eliminated to sp. If frame_pointer_needed and argp/framep has
5149 been eliminated to hard frame pointer, set
5150 hard_frame_pointer_adjustment and call vt_init_cfa_base after
5151 encountering fp setter in the prologue. For MO_ADJUST, call
5152 log_op_type before pusing the op into mos vector, not afterwards.
5153 Call adjust_insn before cselib_process_insn/add_with_sets,
5154 call cancel_changes (0) afterwards.
5155 (variable_tracking_main_1): Adjust for vt_initialize calling
5156 vt_stack_adjustments and returning whether it succeeded or not.
5158 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
5160 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
5163 2010-03-15 Jakub Jelinek <jakub@redhat.com>
5165 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
5167 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
5168 drap_reg has not been set.
5170 2010-03-15 Michael Matz <matz@suse.de>
5173 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
5174 use it to expand block copies.
5175 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
5176 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
5177 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
5179 2010-03-15 Richard Guenther <rguenther@suse.de>
5181 PR tree-optimization/43367
5182 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
5185 2010-03-15 Richard Guenther <rguenther@suse.de>
5187 PR tree-optimization/43317
5188 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
5190 2010-03-15 Martin Jambor <mjambor@suse.cz>
5192 PR tree-optimization/43141
5193 * tree-sra.c (create_abstract_origin): New function.
5194 (modify_function): Call create_abstract_origin.
5196 2010-03-15 Chris Demetriou <cgd@google.com>
5198 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
5201 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5204 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
5205 call insert_out_of_ssa_copy for default definitions.
5207 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5209 * graphite-clast-to-gimple.c (my_long_long): Defined.
5210 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
5211 * graphite-sese-to-poly.c (my_long_long): Defined.
5212 (scop_ivs_can_be_represented): Use it.
5214 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5216 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
5217 graphite-max-bbs-per-function, and loop-block-tile-size.
5218 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
5220 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
5222 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5224 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
5225 forward declaration.
5226 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
5227 (add_upper_bounds_from_estimated_nit): New.
5228 (build_loop_iteration_domains): Use it.
5230 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5232 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
5234 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5237 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
5238 should be an INTEGER_CST. Also handle CASE_CONVERT.
5240 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5242 * graphite.c (graphite_initialize): To bound the number of bbs per
5243 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
5244 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
5245 * doc/invoke.texi: Document it.
5247 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5249 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
5250 * graphite-sese-to-poly.h (build_poly_scop): Same.
5252 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5254 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
5255 the number of parameters in the scop. Use as an upper bound
5256 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
5257 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
5258 * doc/invoke.texi: Document it.
5260 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
5262 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
5263 * doc/c-tree.texi: Remove.
5264 * doc/generic.texi: Merge c-tree.texi here.
5265 * doc/gccint.texi (Trees): Remove menu entry.
5266 (c-tree.texi): Remove @include.
5267 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
5268 * doc/languages.texi (Reading RTL): Ditto.
5270 2010-03-12 Steve Ellcey <sje@cup.hp.com>
5273 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
5275 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5278 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
5279 code added to work around reload clobbering CONST insns.
5281 2010-03-12 Jakub Jelinek <jakub@redhat.com>
5283 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
5284 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
5285 (cselib_preserve_only_values): Remove retain argument, don't
5286 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
5287 * cselib.h (cselib_preserve_only_values): Remove retain argument.
5288 * var-tracking.c (micro_operation): Move insn field before union.
5289 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
5290 (struct variable_tracking_info_def): Remove n_mos field, change
5291 mos into a vector of micro_operations.
5292 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
5293 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
5294 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
5295 changing into a vector.
5296 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
5297 come before all other uops generated by add_stores.
5298 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
5300 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
5301 a vector. Run just one pass over the bbs instead of separate counting
5302 and computation phase.
5303 (vt_finalize): Free VTI (bb)->mos vector instead of array.
5306 * tree-inline.c (remap_decls): Put old_var rather than origin_var
5307 into *nonlocalized_list vector.
5308 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
5309 even if origin is non-NULL.
5310 (gen_variable_die): Likewise.
5311 (process_scope_var): Don't change origin.
5312 (gen_decl_die): Likewise.
5313 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
5314 before adding new edges instead of after it, fix moving over
5317 2010-03-11 David S. Miller <davem@davemloft.net>
5319 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
5321 * configure: Rebuild.
5323 2010-03-11 Martin Jambor <mjambor@suse.cz>
5325 PR tree-optimization/43257
5326 * tree.c (assign_assembler_name_if_neeeded): New function.
5327 (free_lang_data_in_cgraph): Assembler name assignment moved to the
5329 * tree.h (assign_assembler_name_if_neeeded): Declare.
5330 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
5331 the function if needed.
5333 2010-03-11 Chris Demetriou <cgd@google.com>
5335 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
5336 include/stdint-gcc.h, and include/stdint.h world-readable.
5338 2010-03-11 Richard Guenther <rguenther@suse.de>
5340 PR tree-optimization/43255
5341 * tree-vrp.c (process_assert_insertions_for): Do not insert
5342 asserts for trivial conditions.
5344 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5346 PR tree-optimization/43280
5347 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
5348 generation. Move calculation of size out of the if branch.
5349 (find_bswap): Modify compare number generation.
5351 2010-03-11 Richard Guenther <rguenther@suse.de>
5354 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
5355 (input_gimple_stmt): Fixup handled component types during
5356 operand read. Also fix up decls in ADDR_EXPRs.
5358 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
5360 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
5361 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
5363 2010-03-10 Jan Hubicka <jh@suse.cz>
5366 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
5367 * varasm.c (get_variable_section): Don't do that here...
5368 (make_decl_rtl): ... and here.
5369 (do_assemble_alias): Produce decl RTL.
5370 (assemble_alias): Likewise.
5372 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5375 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
5376 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
5378 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
5379 (based_loc_descr): Only express drap or vdrap regno based expressions
5380 using DW_OP_fbreg when not optimizing.
5381 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
5382 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
5383 REG_CFA_SET_VDRAP note.
5385 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
5387 PR tree-optimization/43236
5388 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
5389 error in calculation of base address in reverse iteration case.
5390 (generate_builtin): Take number of latch executions if the statement
5393 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
5396 * tree-eh.c: Include pointer-set.h.
5397 (lower_eh_dispatch): Filter out duplicate case labels and
5398 remove the unneeded edge when the label is unused. Return
5399 true when some edges are removed.
5400 (execute_lower_eh_dispatch): When any lowering resulted in
5401 removing an edge, also delete unreachable blocks.
5403 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5406 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
5407 UNSPEC_MACHOPIC_OFFSET.
5409 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
5412 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5413 (m68k_delegitimize_address): New function.
5415 2010-03-09 Jakub Jelinek <jakub@redhat.com>
5418 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
5421 * var-tracking.c (adjust_sets): New function.
5422 (count_with_sets, add_with_sets): Use it.
5423 (get_adjusted_src): New inline function.
5424 (add_stores): Use it.
5427 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
5428 call cselib_dummy_expand_value_rtx_cb instead of
5429 cselib_expand_value_rtx_cb.
5432 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
5433 * config/i386/i386.c: Include debug.h and dwarf2out.h.
5434 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
5435 and .cfi_endproc around the pic thunks.
5436 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
5437 all queued unwind info register saves are saved before the call.
5438 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
5439 considered as sp-=4 for unwind info and the pop as sp+=4 which
5440 also clobbers dest, but doesn't actually restore it.
5443 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
5444 RTX_FRAME_RELATED_P.
5446 2010-03-09 Jie Zhang <jie@codesourcery.com>
5448 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
5449 whitespaces in output template.
5451 2010-03-09 Jie Zhang <jie@codesourcery.com>
5453 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
5456 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5458 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
5459 builtins.exp in a separate job.
5461 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5463 * graphite-sese-to-poly.c (add_param_constraints): Use
5464 lower_bound_in_type and upper_bound_in_type.
5466 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5468 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
5469 instead of unsigned_type_node.
5471 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5472 Reza Yazdani <reza.yazdani@amd.com>
5475 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
5476 on pointer type parameters.
5478 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5482 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
5483 handle conversions from pointer to integers.
5484 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
5485 induction variable, to be able to work with code generated by CLooG.
5486 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
5487 (build_poly_scop): Bail out if we cannot codegen a loop.
5489 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
5491 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
5492 code generation with gloog_error.
5494 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5496 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
5497 Call fold_convert on all the returned values.
5498 (expand_scalar_variables_expr): Pass to
5499 expand_scalar_variables_ssa_name the type of the resulting expression.
5501 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5503 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
5504 ppl_min_for_le_pointset.
5505 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
5506 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
5508 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5510 * graphite-dependences.c (map_into_dep_poly): Removed.
5511 (dependence_polyhedron_1): Use combine_context_id_scat.
5513 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5515 * graphite-poly.h (struct poly_scattering): Add layout documentation.
5516 (struct poly_bb): Same.
5517 (combine_context_id_scat): New.
5519 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5522 * sese.c (name_defined_in_loop_p): Return false for default
5525 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5527 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
5528 and clean up the logic.
5530 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
5532 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
5535 2010-03-08 Jakub Jelinek <jakub@redhat.com>
5537 * var-tracking.c (remove_cselib_value_chains): Define only for
5539 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
5540 delete_slot_part, emit_notes_for_differences_1): Don't call
5541 remove_cselib_value_chains here.
5542 (set_slot_part, emit_notes_for_differences_2): Don't call
5543 add_cselib_value_chains here.
5544 (preserved_values): New vector.
5545 (preserve_value): New function.
5546 (add_uses, add_stores, vt_add_function_parameters): Use it
5547 instead of cselib_preserve_value.
5548 (changed_values_stack): New vector.
5549 (check_changed_vars_0): New function.
5550 (check_changed_vars_1, check_changed_vars_2): Use it.
5551 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
5552 changed_values_stack VALUEs.
5553 (vt_emit_notes): For all preserved_values call
5554 add_cselib_value_chains. If ENABLE_CHECKING call
5555 remove_cselib_value_chains before verifying value_chains is empty.
5556 Initialize and free changed_values_stack.
5557 (vt_initialize): Initialize preserved_values.
5558 (vt_finalize): Free preserved_values.
5560 2010-03-08 Richard Guenther <rguenther@suse.de>
5562 PR tree-optimization/43269
5563 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
5566 2010-03-08 Martin Jambor <mjambor@suse.cz>
5568 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
5569 (ipa_is_param_called): Removed.
5570 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
5571 (ipa_print_node_params): Do not print the called flag.
5572 (ipa_write_node_info): Do not stream the called flag.
5573 (ipa_read_node_info): Likewise.
5575 2010-03-07 Jakub Jelinek <jakub@redhat.com>
5578 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
5579 * cselib.c (struct expand_value_data): Add dummy field.
5580 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
5582 (cselib_dummy_expand_value_rtx_cb): New function.
5583 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
5585 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
5586 * var-tracking.c: Include pointer-set.h.
5587 (variable): Change n_var_parts to char from int. Add
5588 cur_loc_changed and in_changed_variables fields.
5589 (variable_canonicalize): Remove.
5590 (shared_var_p): New inline function.
5591 (unshare_variable): Maintain cur_loc_changed and
5592 in_changed_variables fields. If var was in changed_variables,
5593 replace it there with new_var. Just copy cur_loc instead of
5594 resetting it to something else.
5595 (variable_union): Don't recompute cur_loc. Use shared_var_p.
5596 (dataflow_set_union): Don't call variable_canonicalize.
5597 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
5598 of their DEBUG_EXPR_TREE_DECLs.
5599 (canonicalize_loc_order_check): Verify that cur_loc is NULL
5600 and in_changed_variables and cur_loc_changed is false.
5601 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
5602 and cur_loc_changed. Don't update cur_loc here.
5603 (variable_merge_over_src): Don't call variable_canonicalize.
5604 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
5605 removing loc that is equal to cur_loc, clear cur_loc,
5606 set cur_loc_changed and ensure variable_was_changed is called.
5607 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
5608 compare pointers in cur_loc check, if it is equal to loc,
5609 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
5610 (variable_different_p): Remove compare_current_location argument,
5611 don't compare cur_loc.
5612 (dataflow_set_different_1): Adjust variable_different_p caller.
5613 (variable_was_changed): If dv had some var in changed_variables
5614 already, reset in_changed_variables flag for it and propagate
5615 cur_loc_changed over to the new variable. On empty var
5616 always set cur_loc_changed. Set in_changed_variables on whatever
5617 var is added to changed_variables.
5618 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
5619 Use shared_var_p. When removing loc that is equal to cur_loc,
5620 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
5621 end, don't set it to something else, just call variable_was_changed.
5622 (delete_slot_part): Use shared_var_p. When cur_loc equals to
5623 loc being removed, clear cur_loc and set cur_loc_changed.
5624 Set cur_loc_changed if all locations have been removed.
5625 (struct expand_loc_callback_data): New type.
5626 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
5627 allocated. Always create SUBREGs if simplify_subreg failed.
5628 Prefer to use cur_loc, when that fails and still in
5629 changed_variables (and seen first time) recompute it. Set
5630 cur_loc_changed of variables which had to change cur_loc and
5631 compute elcd->cur_loc_changed if any of the subexpressions used
5632 had to change cur_loc.
5633 (vt_expand_loc): Adjust to pass arguments in
5634 expand_loc_callback_data structure.
5635 (vt_expand_loc_dummy): New function.
5636 (emitted_notes): New variable.
5637 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
5638 that weren't used for any other decl in current
5639 emit_notes_for_changes call call vt_expand_loc_dummy to update
5640 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
5641 first loc_chain location if NULL before. Always use just
5642 cur_loc instead of first loc_chain location. When cur_loc_changed
5643 is false, when not --enable-checking=rtl just don't emit any note.
5644 When rtl checking, compute the note and assert it is the same
5645 as previous note. Clear cur_loc_changed and in_changed_variables
5646 at the end before removing from changed_variables.
5647 (check_changed_vars_3): New function.
5648 (emit_notes_for_changes): Traverse changed_vars to call
5649 check_changed_vars_3 on each changed var.
5650 (emit_notes_for_differences_1): Clear cur_loc_changed and
5651 in_changed_variables. Recompute cur_loc of new_var.
5652 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
5653 (vt_emit_notes): Initialize and destroy emitted_notes.
5655 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
5657 PR rtl-optimization/42220
5658 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
5659 Use verify_reg_tracked to determine if we should use OP_OUT rather
5661 (build_def_use): If we see an in-out operand for a register that we
5662 know nothing about, treat is an output if possible, fail the block if
5665 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5668 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
5671 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5674 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
5675 uses of relevant DEFs that are dead outside the loop too.
5677 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5679 * var-tracking.c (dataflow_set_merge): Swap src and src2.
5681 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5683 * var-tracking.c (values_to_unmark): New variable.
5684 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5685 values_to_unmark vector. Moved body to...
5686 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5687 instead queue it into values_to_unmark vector.
5688 (vt_find_locations): Free values_to_unmark vector.
5690 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
5692 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
5693 (site.exp): Export them when plugins are enabled.
5695 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
5698 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
5700 (chrec_fold_multiply): Same.
5702 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5705 * c-decl.c (build_compound_literal): Return early if init is
5708 2010-03-04 Martin Jambor <mjambor@suse.cz>
5710 PR tree-optimization/43164
5711 PR tree-optimization/43191
5712 * tree-sra.c (type_consists_of_records_p): Reject records with
5713 zero-size bit-fields at the end.
5715 2010-03-04 Mike Stump <mikestump@comcast.net>
5717 * Makefile.in (TAGS): Remove *.y.
5719 2010-03-04 Richard Guenther <rguenther@suse.de>
5721 PR tree-optimization/40761
5722 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
5724 (my_rev_post_order_compute): New function.
5725 (init_pre): Call it.
5727 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
5730 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
5731 decrease the cost of an IV candidate when the cost is infinite.
5733 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5735 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
5736 Use '3DNow!' for the extension of that name, ensure normal space
5738 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
5740 2010-03-03 Jeff Law <law@redhat.com>
5742 * PR middle-end/32693
5743 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
5744 than gen_rtx_SUBREG.
5745 (extract_bit_field_1): Likewise.
5747 2010-03-03 Janis Johnson <janis187@us.ibm.com>
5749 * doc/sourcebuild.texi (Test directives): Document that arguments
5750 include-opts and exclude-opts are now optional for dg-skip-if,
5751 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
5753 2010-03-03 Jason Merrill <jason@redhat.com>
5756 * cgraph.h (varpool_node): Add extra_name field.
5757 * varpool.c (varpool_extra_name_alias): New.
5758 (varpool_assemble_decl): Emit extra name aliases.
5759 (varpool_mark_needed_node): Look past an extra name alias.
5760 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
5761 * lto-streamer-in.c (lto_input_tree): Read it.
5762 * lto-streamer-out.c (output_unreferenced_globals): Write it.
5764 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
5766 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
5767 (sparc*-*-solaris2*): ...this.
5769 2010-03-03 Jakub Jelinek <jakub@redhat.com>
5772 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
5773 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
5774 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
5775 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
5778 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
5779 fallthrough to default handling, just with want_address 0 instead of 2.
5780 For single element lists, add_AT_loc directly, otherwise create an
5781 artificial variable DIE and stick location list to it.
5784 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
5785 (VAL_EXPR_HAS_REVERSE): Define.
5786 (reverse_op): New function.
5787 (add_stores): For reversible operations add an extra MO_VAL_USE.
5789 2010-03-02 Jason Merrill <jason@redhat.com>
5791 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
5793 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
5795 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
5796 (sparc64-*-linux*): Likewise.
5797 (sparc64-*-solaris2*): Include assembler files before linker ones.
5798 (sparc-*-solaris2*): Simplify and reorder to match previous case.
5799 * config/sparc/gas.h: Delete.
5800 * config/sparc/sol2-64.h: Add copyright notice.
5801 * config/sparc/sol2-gas-bi.h: Likewise.
5802 * config/sparc/sol2-gld.h: Likewise.
5803 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
5804 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
5805 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
5806 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
5807 (sparc_elf_asm_named_section): Rename into...
5808 (sparc_solaris_elf_asm_named_section): ...this. Always define.
5810 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
5812 * config/alpha/alpha.c (override_options): Fix -mtune error message.
5814 2010-03-02 Jeff Law <law@redhat.com>
5817 * reload1.c (rtx_p, substitute_stack): Declare.
5818 (substitute): Record addresses of changed rtxs.
5819 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
5820 Restore the original rtx when complete.
5821 (reload): Free subsitute_stack when complete.
5823 2010-03-02 Janis Johnson <janis187@us.ibm.com>
5825 * doc/gccint.texi (menu): Add Testsuites as a chapter.
5826 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
5828 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
5829 LTO Testing, gcov Testing, profopt Testing, compat Testing,
5830 Torture Tests): Change from subsection to section.
5832 2010-03-02 Jakub Jelinek <jakub@redhat.com>
5833 Steven Bosscher <steven@gcc.gnu.org>
5835 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
5838 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
5841 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
5842 the assignment from the new induction variable to the assignment
5843 of the value from the original loop PHI function.
5845 2010-03-01 Janis Johnson <janis187@us.ibm.com>
5846 Daniel Jacobowitz <dan@codesourcery.com>
5848 * doc/sourcebuild.texi (Test directives): Clarify options to
5851 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5853 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
5854 Disable cfi directives unless GCC and gas agree on using read-only
5855 .eh_frame sections for 64-bit.
5856 * configure: Regenerate.
5858 2010-03-01 Richard Guenther <rguenther@suse.de>
5860 PR tree-optimization/43220
5861 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
5862 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
5864 2010-03-01 Richard Guenther <rguenther@suse.de>
5865 Martin Jambor <mjambor@suse.cz>
5868 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
5869 gimplified parameters.
5871 2010-03-01 Christian Bruel <christian.bruel@st.com>
5873 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
5875 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
5877 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
5879 2010-03-01 Richard Guenther <rguenther@suse.de>
5882 * expr.c (expand_assignment): Use the alias-oracle to tell
5883 if the rhs aliases the result decl.
5885 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5888 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
5889 to sol_gt_pch_get_address.
5890 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
5891 64-bit, SPARC and x86.
5892 (sol_gt_pch_get_address): New function.
5894 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
5896 * toplev.h (inform_n, error_n): Declare.
5897 * diagnostic.c (inform_n, error_n): New function.
5899 2010-03-01 Jakub Jelinek <jakub@redhat.com>
5901 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
5902 has no rtl yet when processing local_decls, queue it and recheck
5903 if deferred stack allocation hasn't assigned it rtl.
5905 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5907 * config/sh/sh.c (unspec_bbr_uid): New.
5908 (gen_block_redirect): Use it instead of INSN_UID.
5909 (gen_far_branch): Likewise.
5911 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
5913 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
5914 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
5916 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5918 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
5919 (Warning Options): -Wno-conversion-null is valid for
5920 Objective-C++ as well.
5921 * doc/tm.texi (Named Address Spaces): Likewise.
5922 * doc/plugins.texi (Plugins): Replace TABs with spaces.
5923 * doc/tree-ssa.texi (Tree SSA): Likewise.
5925 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5928 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
5929 by default. Don't set the default arch for
5930 i[34567]86-*-darwin*|x86_64-*-darwin*.
5932 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5935 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
5936 default. Set the default 32bit/64bit archs with $with_arch
5937 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
5939 2010-02-27 Richard Guenther <rguenther@suse.de>
5941 PR tree-optimization/43186
5942 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
5943 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
5944 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
5945 unroller iterations.
5947 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5949 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
5950 required and i[34567]86-*-* targets don't support 64bit ISA.
5952 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
5955 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5958 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5960 * config.gcc: Set the default arch at least to Prescott for
5961 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
5962 if SSE math is enabled.
5964 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5966 * diagnostic.c (diagnostic_initialize): Update.
5967 (diagnostic_report_diagnostic): Test inhibit_notes_p for
5969 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
5970 (diagnostic_inhibit_notes): New.
5971 * toplev.c (process_options): inhibit notes with -fcompare-debug.
5973 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5976 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
5977 * doc/standards.texi: Likewise.
5978 * doc/extend.texi: Likewise.
5979 * doc/trouble.texi: Likewise.
5980 * doc/cppopts.texi: Likewise.
5981 * doc/install.texi: Likewise.
5982 * c.opt (std=c90,std=gnu90): New options.
5983 * c-opts.c (c_common_handle_option): Handle them.
5985 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5988 * c-decl.c (undeclared_variable): Use an informative note.
5990 2010-02-26 Richard Guenther <rguenther@suse.de>
5992 PR tree-optimization/43186
5993 * gimple.h (gimple_fold): Remove.
5994 * gimple.c (gimple_fold): Remove. Inline into single user ...
5995 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
5996 Try harder for conditions.
5998 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6001 * function.c (used_types_insert): Don't skip through named pointer
6002 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
6003 and it is different from the main variant's type.
6005 2010-02-26 Nick Clifton <nickc@redhat.com>
6007 * config/rx/rx.md (sminsi3): Remove bogus alternative.
6009 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6011 * config.gcc: Support --with-fpmath=sse for x86.
6013 * config/i386/ssemath.h: New.
6015 * doc/install.texi (--with-fpmath=sse): Documented.
6017 2010-02-26 Richard Guenther <rguenther@suse.de>
6019 PR tree-optimization/43188
6020 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
6021 vector types of over-aligned element type.
6023 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
6026 * config/i386/i386.c (expand_vec_perm_blend): Use correct
6027 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
6029 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
6031 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
6033 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6035 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
6036 * var-tracking.c: Include diagnostic.h.
6037 (debug_dv): New function.
6038 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
6041 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
6042 (add_value_chain, add_value_chains, remove_value_chain,
6043 remove_value_chains): Handle DEBUG_EXPRs.
6044 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
6047 * regcprop.c (struct queued_debug_insn_change): New type.
6048 (struct value_data_entry): Add debug_insn_changes field.
6049 (struct value_data): Add n_debug_insn_changes field.
6050 (debug_insn_changes_pool): New variable.
6051 (free_debug_insn_changes, apply_debug_insn_changes,
6052 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
6053 (kill_value_one_regno): Call free_debug_insn_changes if needed.
6054 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
6056 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
6058 (copyprop_hardreg_forward_1): Don't call apply_change_group for
6059 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
6060 changes, call cprop_find_used_regs via note_stores.
6061 (copyprop_hardreg_forward): When copying vd from predecessor
6062 which has any queued DEBUG_INSN changes, make sure the pointers are
6063 cleared. At the end call df_analyze and then if there are any
6064 DEBUG_INSN changes queued at the end of some basic block for still
6065 live registers, apply them.
6066 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
6068 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
6070 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
6073 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
6075 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
6076 targets. Set the default with_cpu/with_arch from arch/cpu.
6077 Allow x86-64 and native for with_cpu/with_arch.
6079 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
6081 * ebitmap.c: Change calls to verify_popcount with calls to
6082 sbitmap_verify_popcount.
6083 (ebitmap_clear_bit): Fixed map->cacheindex test and
6084 map>cache update when bit clearing results in an empty
6087 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6090 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
6091 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
6092 and support both V2DF and V2DI modes.
6093 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
6094 support both V2DF and V2DI modes.
6095 (general): Delete trailing whitespace from a few patterns.
6097 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6098 V2DF/V2DI interleave high/low builtins.
6100 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
6103 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
6104 interleave high/low functions.
6106 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
6108 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
6109 #pragma extern_prefix.
6111 2010-02-25 Jakub Jelinek <jakub@redhat.com>
6114 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
6115 BLKmode, assert op0 is a MEM and just adjust its mode.
6118 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
6119 if bitpos isn't multiple of mode's bitsize.
6121 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6123 * c.opt (-ftemplate-depth=): New.
6124 (-ftemplate-depth-): Deprecate.
6125 * optc-gen.awk: Handle -ftemplate-depth=.
6126 * opth-gen.awk: Likewise.
6127 * c-opts.c (c_common_handle_option): Likewise.
6128 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
6130 2010-02-24 Jason Merrill <jason@redhat.com>
6132 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
6134 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6136 * cfg.c (alloc_aux_for_block): Remove inline.
6137 (alloc_aux_for_edge): Likewise.
6139 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6141 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
6143 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6145 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
6146 * config/i386/sol2-gas.h: New file.
6147 * config.gcc (i[34567]86-*-solaris2*): Use it.
6149 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6152 * c-typeck.c (ep_convert_and_check): New.
6153 (build_conditional_expr): Use it.
6154 (build_binary_op): Likewise.
6156 2010-02-24 Jakub Jelinek <jakub@redhat.com>
6158 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
6161 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
6162 bounds even for -O+.
6163 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
6164 expr needs to have DECL_NAME set.
6166 2010-02-24 Nick Clifton <nickc@redhat.com>
6168 * config/mep/mep.c: Include gimple.h.
6169 (mep_function_uses_sp): Delete unused function.
6170 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
6171 parameters. Use unsigned integers to count args. Return a
6172 NULL_RTX instead of an error_mark_node. Toidy up formatting.
6174 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6177 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
6178 greater or equal to nelt instead of 2 * nelt.
6179 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
6182 2010-02-23 Jason Merrill <jason@redhat.com>
6185 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
6186 in cfun->local_decls even if they have register types.
6189 * stor-layout.c (place_field): Don't warn about unnecessary
6190 DECL_PACKED if the type is packed.
6192 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6195 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
6196 GOTOFF relocs, even when the base reg isn't pic pointer.
6198 2010-02-23 Michael Matz <matz@suse.de>
6201 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
6202 (expand_gimple_basic_block): Generate and use debug temps if there
6203 are debug uses left after the last real use of TERed ssa names.
6204 Unlink debug immediate uses when they are expanded.
6206 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
6209 * config/i386/i386.c (override_options): Reorganise to provide
6210 better error messages.
6212 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6215 * graphite-scop-detection.c (create_single_exit_edge): Move
6216 the call to find_single_exit_edge to....
6217 (create_sese_edges): ...here. Don't handle multiple edges
6218 exiting the function.
6219 (build_graphite_scops): Don't handle multiple edges
6220 exiting the function.
6222 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6225 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
6226 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
6228 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6231 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
6233 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
6236 * c-typeck.c (convert_arguments): Print declaration location.
6237 * c-common.c (validate_nargs): Rename as
6238 builtin_function_validate_nargs.
6239 (check_builtin_function_arguments): Update.
6241 2010-02-22 Richard Guenther <rguenther@suse.de>
6244 * tree-inline.c (declare_return_variable): Use the type of
6245 the call stmt lhs if available.
6247 2010-02-22 Duncan Sands <baldrick@free.fr>
6249 * passes.c (register_pass): Always consider all pass lists when
6250 ref_pass_instance_number is zero.
6252 2010-02-22 Richard Guenther <rguenther@suse.de>
6254 PR tree-optimization/42749
6255 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
6256 parameter. Do arithmetic in the original type.
6257 (update_accumulator_with_ops): Likewise.
6258 (adjust_accumulator_values): Adjust.
6260 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6262 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
6263 (QI to BLKmode splitter): New splitter.
6265 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
6267 * config/i386/i386.c (initial_ix86_tune_features): Turn on
6268 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
6270 2010-02-22 Richard Guenther <rguenther@suse.de>
6272 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
6274 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
6276 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
6277 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
6278 ($(T)crti.o, $(T)crtn.o): Remove rules.
6280 2010-02-21 Tobias Burnus <burnus@net-b.de>
6283 * doc/invoke.texi (-fassociative-math): Document that this
6284 option is automatically enabled for Fortran.
6286 2010-02-20 David S. Miller <davem@davemloft.net>
6288 * configure.ac: Test if linker and assembler properly support
6289 GOTDATA_OP relocations.
6290 * configure: Rebuild.
6291 * config.in: Likewise.
6292 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
6293 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
6294 (movsi_high_pic): Likewise.
6295 (movdi_lo_sum_pic): Likewise.
6296 (movdi_high_pic): Likewise.
6297 (movsi_pic_gotdata_op): New pattern.
6298 (movdi_pic_gotdata_op): Likewise.
6299 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
6300 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
6302 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
6305 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
6306 attribute to ssemul.
6307 (xop_mulv2div2di3_high): Ditto.
6309 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6312 * c.opt (Wconversion-null): New option.
6313 * doc/invoke.texi (Wconversion-null): Document.
6315 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6317 * common.opt (Wlarger-than-): Add Undocumented.
6319 2010-02-19 Mike Stump <mikestump@comcast.net>
6321 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
6323 2010-02-19 Jason Merrill <jason@redhat.com>
6326 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
6327 * configure: Likewise.
6329 2010-02-20 Alan Modra <amodra@gmail.com>
6332 * cgraph.h (cgraph_make_decl_local): Declare.
6333 * cgraph.c (cgraph_make_decl_local): New function.
6334 (cgraph_make_node_local): Use it.
6335 * cgraphunit.c (cgraph_function_versioning): Likewise.
6336 * ipa.c (function_and_variable_visibility): Likewise.
6338 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6341 * except.c (sjlj_emit_function_enter): Don't call
6342 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
6344 * rtl.h (add_reg_br_prob_note): Remove prototype.
6346 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6349 * c-common.c (conversion_warning): Remove widening conversions
6350 before checking the conversion of integers to reals.
6352 2010-02-19 Mike Stump <mikestump@comcast.net>
6355 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
6358 * cgraphunit.c (process_function_and_variable_attributes): Check
6359 DECL_PRESERVE_P instead of looking up attribute "used".
6360 * ipa-pure-const.c (check_decl): Likewise.
6361 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
6362 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
6363 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
6364 instead of attribute "used".
6365 * config/sol2-c.c (solaris_pragma_init): Likewise.
6366 (solaris_pragma_fini): Likewise.
6368 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6370 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
6371 Use XCNEW instead of xcalloc.
6372 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
6373 XNEW instead of xmalloc.
6374 (get_fields): Use XNEWVEC instead of xmalloc.
6377 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
6378 populate vars array.
6379 (create_new_general_access): For debug stmts just reset value.
6380 (get_stmt_accesses): For accesses within debug stmts just record them
6381 using add_access_to_acc_sites instead of preventing the peeling or
6382 counting them as accesses.
6385 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
6387 2010-02-19 Richard Guenther <rguenther@suse.de>
6389 PR tree-optimization/42916
6390 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
6393 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
6395 * configure.ac: Replace all uses of changequote in macro arguments
6396 with proper quoting.
6398 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6401 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
6403 2010-02-19 Richard Guenther <rguenther@suse.de>
6405 PR tree-optimization/42944
6406 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
6407 test for aliasing with errno.
6409 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6412 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
6413 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
6414 * dojump.c: Include output.h.
6415 (inv): New inline function.
6416 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
6417 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
6418 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
6419 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
6420 argument, pass it down to other calls.
6421 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
6422 add REG_BR_PROB note to the conditional jump.
6423 * cfgexpand.c (add_reg_br_prob_note): Removed.
6424 (expand_gimple_cond): Don't call it, add the probability
6425 as last argument to jumpif_1/jumpifnot_1.
6426 * Makefile.in (dojump.o): Depend on output.h.
6427 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
6429 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
6430 * stmt.c (do_jump_if_equal): Likewise.
6431 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
6432 * loop-unswitch.c (compare_and_jump_seq): Likewise.
6433 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
6435 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
6436 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
6437 jumpifnot_1 callers.
6438 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
6440 (store_expr): Adjust jumpifnot caller.
6441 (store_constructor): Adjust jumpif caller.
6444 * gimplify.c (gimple_boolify): For __builtin_expect call
6445 gimple_boolify also on its first argument.
6447 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
6449 * configure.ac (gnu-unique-object): Wrap regexps using [] in
6451 (__stack_chk_fail): Ditto. Remove quadrigraphs.
6452 * configure: Regenerated.
6454 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6456 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
6457 lang_hooks.types_compatible_p instead of comptypes.
6459 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
6461 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
6462 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
6463 if __prefer_thumb__ is defined.
6465 2010-02-18 Martin Jambor <mjambor@suse.cz>
6467 PR tree-optimization/43066
6468 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
6469 array with zero-sized element type.
6471 2010-02-18 Jakub Jelinek <jakub@redhat.com>
6473 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
6474 rtx, allocate struct var_loc_node here and return it to the
6475 caller, and only if it is actually needed.
6476 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
6477 move it earlier and return immediately if it returns NULL.
6479 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
6481 * config/sparc/gas.h: New file. Restore
6482 TARGET_ASM_NAMED_SECTION to its ELF default.
6483 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
6485 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6486 Likewise. Add ATTRIBUTE_UNUSED to prototype.
6487 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
6488 after sparc/sysv4.h.
6490 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
6492 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
6494 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
6496 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
6497 patterns from predicated pattern.
6499 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
6502 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
6503 for insn mnemonic suffix.
6505 2010-02-17 Richard Guenther <rguenther@suse.de>
6507 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
6510 2010-02-17 Jakub Jelinek <jakub@redhat.com>
6513 * caller-save.c (save_call_clobbered_regs): If BB ends with
6514 a DEBUG_INSN, move any notes in between last real insn and the last
6515 DEBUG_INSN after the last DEBUG_INSN.
6517 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
6519 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
6520 Fix return type. Fix argument type. Explain meaning of return value.
6522 2010-02-16 Richard Guenther <rguenther@suse.de>
6524 PR tree-optimization/41043
6525 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
6526 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
6528 (vrp_visit_phi_node): ... but only for loop PHI nodes.
6530 2010-02-16 Ira Rosen <irar@il.ibm.com>
6532 PR tree-optimization/43074
6533 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
6534 * tree-vect-loop.c (vect_analyze_loop_operations): Add
6535 vectorizable cycles in hybrid SLP check.
6536 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
6538 2010-02-16 Richard Guenther <rguenther@suse.de>
6540 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
6541 (true_dependence): If memrefs_conflict_p computes must-alias
6542 trust it. Move TBAA check after offset-based disambiguation.
6543 (canon_true_dependence): Likewise.
6545 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
6547 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
6548 * doc/invoke.texi: Document it.
6549 * var-tracking.c: Include toplev.h and params.h.
6550 (vt_find_locations): Return bool indicating success. Compute
6551 hash sizes unconditionally. Check new parameter, report.
6552 (variable_tracking_main_1): Check vt_find_locations results and
6553 retry. Renamed from...
6554 (variable_tracking_main): ... this. New wrapper to preserve
6555 flag_var_tracking_assignments.
6556 * Makefile.in (var-tracking.o): Adjust dependencies.
6558 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
6559 Jakub Jelinek <jakub@redhat.com>
6562 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
6563 if weak_import attribute is present.
6564 * config/darwin.c (machopic_select_section): Likewise.
6566 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
6568 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
6569 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
6570 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
6571 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
6573 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
6576 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
6579 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
6580 Rewrite text to refer to the names.
6582 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
6584 * config/i386/i386-builtin-types.def
6585 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
6586 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
6587 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
6588 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
6589 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
6590 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
6591 IX86_BUILTIN_VPERMIL2PS256.
6592 (MULTI_ARG_4_DF2_DI_I): Defined.
6593 (MULTI_ARG_4_DF2_DI_I1): Defined.
6594 (MULTI_ARG_4_SF2_SI_I): Defined.
6595 (MULTI_ARG_4_SF2_SI_I1): Defined.
6596 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
6597 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
6598 __builtin_ia32_vpermil2ps256.
6599 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6600 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6601 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
6602 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6603 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6604 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
6605 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
6606 CODE_FOR_xop_vpermil2v8sf3.
6607 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
6608 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
6609 * config/i386/xopintrin.h (_mm_permute2_pd): New.
6610 (_mm256_permute2_pd): New.
6611 (_mm_permute2_ps): New.
6612 (_mm256_permute2_ps): New.
6614 2010-02-15 Nick Clifton <nickc@redhat.com>
6616 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
6617 boolean parameters. Use emit_jump_insn when emitting a pop
6618 instruction containing a return insn.
6619 (push): Use 'true' rather than '1' as second parameter to F.
6620 (h8300_expand_prologue): Likewise.
6621 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
6622 (h8300_expand_epilogue): Likewise.
6624 2010-02-15 Richard Guenther <rguenther@suse.de>
6627 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
6630 2010-02-15 Nick Clifton <nickc@redhat.com>
6632 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
6635 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
6637 * intl.c (fake_ngettext): New function.
6638 * intl.h (fake_ngettext): Declare.
6639 (ngettext): Define macro.
6640 * collect2.c (notice_translated): New function.
6641 (main): Use notice_translated and ngettext.
6642 * collect2.h (notice_translated): Declare.
6644 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
6646 * reorg.c (delete_computation): Comment fixes.
6647 * caller-save.c (setup_save_areas): Idem.
6648 * sel-sched-dump.c (dump_lv_set): Idem.
6651 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6653 * config/s390/s390.c (s390_sched_init): New function.
6654 (TARGET_SCHED_INIT): Target hook defined.
6656 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
6657 Jack Howarth <howarth@bromo.med.uc.edu>
6658 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6661 Partial revert of unintended change in fix for PR41605.
6662 * config/darwin.h: Fix typo.
6663 * config/darwin9.h: Same.
6665 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6667 * c-pch.c (pch_init): Clear v.
6669 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6672 * graphite-scop-detection.c (graphite_can_represent_scev): Call
6673 graphite_can_represent_init for MULT_EXPR.
6675 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6679 * graphite-sese-to-poly.c (remove_phi): New.
6680 (translate_scalar_reduction_to_array): Call remove_phi.
6682 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6685 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
6686 * graphite-clast-to-gimple.h (gloog): Update declaration.
6687 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
6688 * graphite-poly.h (struct poly_bb): Add missing comments.
6689 (struct scop): Add poly_scop_p field.
6691 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
6692 * graphite.c (graphite_transform_loops): Build the polyhedral
6693 representation for each scop before code generation.
6694 * sese.c (rename_variables_in_operand): Removed.
6695 (rename_variables_in_expr): Return the renamed expression.
6696 (rename_sese_parameters): New.
6697 * sese.h (rename_sese_parameters): Declared.
6699 2010-02-11 Richard Guenther <rguenther@suse.de>
6701 PR tree-optimization/42998
6702 * tree-ssa-pre.c (create_expression_by_pieces): Treat
6703 POINTER_PLUS_EXPR properly.
6705 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6706 Changpeng Fang <changpeng.fang@amd.com>
6709 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
6710 the cost of an IV candidate when the IV is used in a test against zero.
6712 * gcc.dg/tree-ssa/ivopts-3.c: New.
6714 2010-02-11 Richard Guenther <rguenther@suse.de>
6717 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
6718 pointer-vs-decl case by swapping refs. Handle some cases
6719 of pointer-vs-decl disambiguations more conservatively.
6720 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
6721 to false after expanding.
6723 2010-02-11 Richard Guenther <rguenther@suse.de>
6726 * gcc.c (process_command): Handle LTO file@offset case more
6729 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6731 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
6732 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
6734 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
6736 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
6737 if MEM's mode size isn't DWARF2_ADDR_SIZE.
6738 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
6739 Optimize eq/ne comparisons when both arguments are known to be
6741 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
6742 Don't mask operands unnecessarily if they are known to be already
6745 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
6747 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
6750 2010-02-10 Richard Guenther <rguenther@suse.de>
6752 PR tree-optimization/43017
6753 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
6754 for wrapping signed arithmetic.
6756 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6759 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
6760 if no debug info should be emitted for it.
6762 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
6764 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
6765 note when flag_exceptions is set.
6767 2010-02-10 Duncan Sands <baldrick@free.fr>
6769 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
6771 2010-02-10 Richard Guenther <rguenther@suse.de>
6774 * tree.c (get_unwidened): Handle constants.
6775 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
6777 2010-02-10 Martin Jambor <mjambor@suse.cz>
6780 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
6781 check for variable argument counts independently.
6783 2010-02-10 Christian Bruel <christian.bruel@st.com>
6786 * config/sh/sh.c (find_barrier): Increase length for non delayed
6787 conditional branches.
6789 2010-02-10 Christian Bruel <christian.bruel@st.com>
6791 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
6793 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6795 * builtins.c (set_builtin_user_assembler_name): Also handle
6796 ffs if int is smaller than word.
6798 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
6801 * ira-conflicts.c (get_dup): Remove.
6802 (process_reg_shuffles): Add new parameter. Use it as an
6803 additional guard for copy generation.
6804 (add_insn_allocno_copies): Rewrite.
6806 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
6808 * common.opt (fsched2-use-traces): Preserved for backward
6810 * doc/invoke.texi: Remove the documentation about option
6811 -fsched2-use-traces.
6812 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
6813 flag_sched2_use_traces.
6814 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
6815 the backward compatibility flag section.
6817 2010-02-09 Richard Guenther <rguenther@suse.de>
6819 PR tree-optimization/43008
6820 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
6821 make HEAP variables initialized from global memory if they
6822 are not known builtin functions.
6823 (find_func_aliases): Adjust.
6825 2010-02-09 Richard Guenther <rguenther@suse.de>
6827 PR tree-optimization/43000
6828 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
6829 arithmetic manually.
6831 2010-02-08 Jakub Jelinek <jakub@redhat.com>
6833 PR tree-optimization/42931
6834 * tree-loop-linear.c (try_interchange_loops): Don't call
6835 double_int_mul if estimated_loop_iterations failed.
6837 2010-02-08 Martin Jambor <mjambor@suse.cz>
6840 * tree-sra.c (build_accesses_from_assign): Do not mark in
6841 should_scalarize_away_bitmap if stmt has volatile ops.
6842 (sra_modify_assign): Do not process assigns piecemeal if if stmt
6845 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
6847 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
6849 2010-02-07 Adam Nemet <adambnmet@gmail.com>
6851 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
6854 2010-02-07 Andrew Pinski <pinskia@gmail.com>
6857 * df-core.c (df_finish_pass): Change type of saved_flags to int.
6859 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6862 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
6863 to unknown_dependence.
6864 (graphite_legal_transform_dr): Handle the unknown_dependence.
6865 (graphite_carried_dependence_level_k): Same.
6867 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6869 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
6871 2010-02-07 Richard Guenther <rguenther@suse.de>
6874 * expr.c (get_inner_reference): Always initialize *pbitsize.
6876 2010-02-07 Richard Guenther <rguenther@suse.de>
6879 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
6880 new ARRAY_REFs on variable size element or minimal index arrays.
6882 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
6883 gimple_fold_indirect_ref.
6885 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
6888 * arm.c (arm_override_options): Just return if the user has specified
6889 an invalid fpu name.
6891 2010-02-03 Jason Merrill <jason@redhat.com>
6894 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
6895 i386_pe_maybe_record_exported_symbol.
6897 2010-02-05 Steve Ellcey <sje@cup.hp.com>
6900 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6901 (pa_delegitimize_address): New function.
6903 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
6905 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
6906 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
6908 2010-02-05 Richard Guenther <rguenther@suse.de>
6911 * lto-streamer-in.c (get_resolution): Deal with references
6912 to undefined functions.
6914 2010-02-05 Richard Guenther <rguenther@suse.de>
6916 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
6917 (fold_const_aggregate_ref): Likewise.
6918 (ccp_fold_stmt): Substitute loads.
6919 (maybe_fold_reference): Verify types before substituting.
6921 (fold_gimple_assign): Unshare properly.
6922 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
6924 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
6926 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
6927 for rs6000_gen_cell_microcode.
6929 2010-02-04 Richard Guenther <rguenther@suse.de>
6931 PR rtl-optimization/42952
6932 * dse.c (const_or_frame_p): Remove MEM handling.
6934 2010-02-04 Nick Clifton <nickc@redhat.com>
6936 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
6937 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
6938 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
6939 (mn10300_asm_output_mi_thunk): New function.
6940 (mn10300_can_output_mu_thunk): New function.
6941 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
6942 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
6943 (FUNCTION_ARG): Delete incorrect comment.
6945 2010-02-03 Jason Merrill <jason@redhat.com>
6948 * fold-const.c (operand_equal_p): Handle erroneous types.
6950 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
6952 * config/h8300/h8300.md (can_delay): Fix attibute condition.
6954 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
6956 PR rtl-optimization/42941
6957 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
6960 2010-02-03 Jason Merrill <jason@redhat.com>
6963 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
6965 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
6968 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
6969 (cselib_reset_table): Renamed from...
6970 (cselib_reset_table_with_next_value): ... this.
6971 (cselib_get_next_uid): Renamed from...
6972 (cselib_get_next_unknown_value): ... this.
6973 * cselib.c (next_uid): Renamed from...
6974 (next_unknown_value): ... this.
6975 (cselib_clear_table): Adjust.
6976 (cselib_reset_table): Adjust. Renamed from...
6977 (cselib_reset_table_with_next_value): ... this.
6978 (cselib_get_next_uid): Adjust. Renamed from...
6979 (cselib_get_next_unknown_value): ... this.
6980 (get_value_hash): Use hash.
6981 (cselib_hash_rtx): Likewise.
6982 (new_cselib_val): Adjust. Set and dump uid.
6983 (cselib_lookup_mem): Pass next_uid as hash.
6984 (cselib_subst_to_values): Likewise.
6985 (cselib_log_lookup): Dump uid.
6986 (cselib_lookup): Pass next_uid as hash. Adjust.
6987 (cselib_process_insn): Adjust.
6988 (cselib_init): Initialize next_uid.
6989 (cselib_finish): Adjust.
6990 (dump_cselib_table): Likewise.
6991 * dse.c (canon_address): Dump value uid.
6992 * print-rtl.c (print_rtx): Print value uid.
6993 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
6995 (dv_uid): New function, sort of renamed from...
6996 (dv_htab_hash): ... this, reimplemented in terms of it and...
6997 (dv_uid2hash): ... this. New.
6998 (variable_htab_eq): Drop excess assertions.
6999 (tie_break_pointers): Removed.
7000 (canon_value_cmp): Compare uids.
7001 (variable_post_merge_New_vals): Print uids.
7002 (vt_add_function_parameters): Adjust.
7003 (vt_initialize): Reset table. Adjust.
7005 2010-02-03 Richard Guenther <rguenther@suse.de>
7007 PR tree-optimization/42944
7008 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
7009 (call_may_clobber_ref_p_1): Likewise. Properly handle
7010 malloc and calloc clobbering errno.
7012 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
7014 * doc/invoke.texi: Fix name of sched1 dump.
7016 * opts.c (decode_options): Set flag_tree_switch_conversion
7017 only conditionally on optimize >= 2.
7019 * gcse.c: Assorted comment fixes in pass description.
7021 2010-02-03 Anthony Green <green@moxielogic.com>
7023 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
7024 nop padding in order to maintain alignment of storage location of
7025 target function address.
7026 (moxie_trampoline_init): Store target function address at newly
7028 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
7030 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
7032 2010-02-03 Richard Guenther <rguenther@suse.de>
7035 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
7037 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7039 * config.gcc: Reenable check for obsolete targets.
7040 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
7041 mips-sgi-irix6.[0-4]*.
7043 2010-02-02 Nick Clifton <nickc@redhat.com>
7045 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
7046 constant size of 4 as being the same as 0.
7047 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
7048 can take values in the range 0..4.
7050 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
7053 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
7054 as _darwin10_Unwind_FindEnclosingFunction().
7055 * libgcc-libsystem.ver: New.
7057 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
7060 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
7061 implicitly set registers.
7063 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
7065 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
7066 (arm_override_options): Allow automatic selection of the thread
7067 pointer register if thumb2.
7068 (legitimize_pic_address): Improve code sequences for Thumb2.
7069 (arm_call_tls_get_addr): Likewise.
7070 (legitimize_tls_address): Likewise.
7071 * arm.md (pic_load_addr_arm): Delete. Replace with ...
7072 (pic_load_addr_32bit): ... this. New named pattern.
7073 * thumb2.md (pic_load_addr_thumb2): Delete.
7074 (pic_load_dot_plus_four): Delete.
7075 (tls_load_dot_plus_four): New named pattern.
7077 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7080 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
7081 Document fix for TLS bug.
7083 2010-01-31 Richard Guenther <rguenther@suse.de>
7085 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
7086 conservatively correct.
7088 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7092 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7094 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7096 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7098 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
7100 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
7102 * config.gcc: Adjust order of makefile fragments for mingw targets.
7104 2010-01-31 Richard Guenther <rguenther@suse.de>
7107 * gimplify.c (gimplify_init_constructor): For volatile LHS
7108 initialize a temporary.
7110 2010-01-31 Matthias Klose <doko@ubuntu.com>
7112 * configure.ac: Fix __stack_chk_fail check for cross builds configured
7114 * configure: Regenerate.
7116 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
7118 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7119 the same alias set and their sizes different constantness.
7120 (aliasing_component_refs_p): Revert 2009-10-24 change.
7122 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7124 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
7127 2010-01-29 Richard Guenther <rguenther@suse.de>
7129 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
7130 Assert we successfully updated the call.
7132 2010-01-29 Jakub Jelinek <jakub@redhat.com>
7134 PR rtl-optimization/42889
7135 * df.h (df_set_bb_dirty_nonlr): New prototype.
7136 * df-core.c (df_set_bb_dirty_nonlr): New function.
7137 * df-scan.c (df_insn_rescan): Call it instead of
7138 df_set_bb_dirty for DEBUG_INSNs.
7140 2010-01-29 Richard Guenther <rguenther@suse.de>
7143 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
7144 quadratic behavior in most cases.
7146 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
7149 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
7150 in the call to gen_x86_movsicc_0_m1.
7152 2010-01-28 Richard Guenther <rguenther@suse.de>
7154 PR tree-optimization/42871
7155 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
7157 2010-01-28 Richard Guenther <rguenther@suse.de>
7159 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
7160 into call arguments.
7162 2010-01-28 Richard Guenther <rguenther@suse.de>
7165 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
7166 the forwarder if the destination is an EH landing pad.
7168 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
7170 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
7171 block list passed to gimple_duplicate_sese_tail.
7172 (parallelize_loops): Avoid parallelization when the function
7174 Avoid parallelization when the preheader is IRREDUCIBLE.
7175 Try to optimize when estimated_loop_iterations_int is unresolved.
7176 Add the loop's location to the dump file.
7177 * tree-cfg.c (add_phi_args_after_redirect): Remove.
7178 (gimple_duplicate_sese_tail): Remove the check for the latch.
7179 Redirect nexits to the exit block.
7180 Remove handling of the incoming edges to the latch.
7181 Redirect the backedge from the copied latch to the exit bb.
7183 2010-01-28 Michael Matz <matz@suse.de>
7186 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
7187 Wrap force_reg into a sequence, emit it before user.
7189 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
7191 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
7193 (arm_legacy_rev): Likewise.
7194 (thumb_legacy_rev): Likewise.
7196 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7198 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
7199 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
7200 on MEM's address failed, try avoid_constant_pool_reference and
7201 recurse if it returned something different.
7202 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
7203 address, try avoid_constant_pool_reference and recurse if it
7204 returned something different.
7205 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
7206 address and avoid_constant_pool_reference returned something
7207 different, don't set have_address.
7209 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
7212 * var-tracking.c (val_store): Add modified argument, obey it.
7214 (count_uses): Move down logging of main.
7215 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
7216 don't need resolution.
7217 (emit_notes_in_bb): Likewise.
7219 2010-01-27 Richard Guenther <rguenther@suse.de>
7222 * tree-inline.c (remap_decl): Delay remapping of SSA name
7223 default definitions until we need them.
7225 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7227 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7228 (rs6000_delegitimize_address): New function.
7230 * config/s390/s390.c (s390_delegitimize_address): Call
7231 delegitimize_mem_from_attrs.
7234 * tree-inline.c (cannot_copy_type_1): Removed.
7235 (copy_forbidden): Don't forbid copying of functions containing
7236 records/unions with variable length fields.
7238 2010-01-27 Christian Bruel <christian.bruel@st.com>
7242 * config/sh/sh.c (find_barrier): Increase length for non delayed
7243 conditional branches.
7245 2010-01-27 Matthias Klose <doko@ubuntu.com>
7247 * configure.ac (gnu-unique-object): Fix ldd version check.
7248 * configure: Regenerate.
7250 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7252 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
7254 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
7255 Test for HAVE_GNU_AS value.
7257 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7259 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
7260 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
7261 INT64_TYPE): Define.
7262 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
7263 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7264 INT_LEAST64_TYPE): Define.
7265 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
7266 UINT_LEAST64_TYPE): Define.
7267 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
7268 INT_FAST64_TYPE): Define.
7269 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7270 UINT_FAST64_TYPE): Define.
7271 (INTMAX_TYPE, UINTMAX_TYPE): Define.
7272 (INTPTR_TYPE, UINTPTR_TYPE): Define.
7273 (SIG_ATOMIC_TYPE): Define.
7275 2010-01-26 Richard Guenther <rguenther@suse.de>
7277 * df-scan.c (df_scan_set_bb_info): Remove assert.
7278 (df_insn_rescan_debug_internal): Merge asserts.
7279 (df_install_ref): Likewise.
7280 (df_mark_reg): Use bitmap_set_range.
7281 (df_hard_reg_used_p): Remove assert.
7282 (df_hard_reg_used_count): Likewise.
7284 2010-01-26 Richard Guenther <rguenther@suse.de>
7286 PR rtl-optimization/42685
7287 * web.c (web_main): Ignore DEBUG_INSNs.
7289 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
7291 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
7293 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
7294 Fix types of fndecl and arglist parameters.
7296 2010-01-26 Richard Guenther <rguenther@suse.de>
7299 * tree-eh.c (unsplit_eh): Skip debug insns.
7301 2010-01-26 Richard Guenther <rguenther@suse.de>
7303 PR tree-optimization/42250
7304 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
7306 2010-01-26 Jakub Jelinek <jakub@redhat.com>
7309 * omp-low.c (expand_omp_sections): Only use single_pred if
7310 l2_bb is single_pred_p.
7312 2010-01-25 Christian Bruel <christian.bruel@st.com>
7315 * config/sh/sh.c (find_barrier): Increase length for non delayed
7316 conditional branches.
7317 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
7319 2010-01-24 David S. Miller <davem@davemloft.net>
7321 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
7322 define if not using GAS.
7323 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7324 Likewise. Delete SECTION_MERGE code, which is only applicable
7327 2010-01-24 Mark Mitchell <mark@codesourcery.com>
7330 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
7331 mangling of va_list in system headers.
7333 2010-01-23 Toon Moene <toon@moene.org>
7335 * tree-predcom.c (combine_chains): Return NULL, not false.
7337 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
7339 * tree-loop-distribution.c (distribute_loop): Fix declaration and
7340 initialization of variable res to agree with return type.
7342 2010-01-22 Steve Ellcey <sje@cup.hp.com>
7344 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
7345 * tree-sra.c: Add include of expr.h.
7347 2010-01-22 Jakub Jelinek <jakub@redhat.com>
7349 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
7350 insert the debug stmt on the single non-EH edge from the stmt.
7352 2010-01-22 Richard Henderson <rth@redhat.com>
7355 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
7356 the RHS until after generate_subtree_copies has insertted its
7357 code before the current statement.
7359 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
7361 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
7363 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
7365 2010-01-21 Martin Jambor <mjambor@suse.cz>
7367 PR tree-optimization/42585
7368 * tree-sra.c (struct access): New field grp_total_scalarization.
7369 (dump_access): Dump the new field.
7370 (should_scalarize_away_bitmap): New variable.
7371 (cannot_scalarize_away_bitmap): Likewise.
7372 (sra_initialize): Allocate new bitmaps.
7373 (sra_deinitialize): Free new bitmaps.
7374 (create_access_1): New function.
7375 (create_access): Parts moved to create_access_1.
7376 (type_consists_of_records_p): New function.
7377 (completely_scalarize_record): Likewise.
7378 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
7379 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
7380 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
7382 (analyze_all_variable_accesses): Completely scalarize small eligible
7385 2010-01-21 Martin Jambor <mjambor@suse.cz>
7387 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
7389 2010-01-21 Andrew Haley <aph@redhat.com>
7391 * gcc.c (process_command): Move lang_specific_driver before
7392 setting cc_libexec_prefix.
7394 2010-01-21 Richard Guenther <rguenther@suse.de>
7397 * fold-const.c (negate_expr_p): Pretend only negative
7398 real constants are easily negatable.
7400 2010-01-20 Janis Johnson <janis187@us.ibm.com>
7401 Jason Merrill <jason@redhat.com>
7403 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
7404 (TYPE_TRANSPARENT_AGGR): this, for union and record.
7405 * calls.c (initialize argument_information): Handle it.
7406 * c-common.c (handle_transparent_union_attribute): Use new name.
7407 * c-decl.c (finish_struct): Ditto.
7408 * c-typeck.c (type_lists_compatible_p): Ditto.
7409 (convert_for_assignment): Use new name and also handle record.
7410 * function.c (aggregate_value_p): Handle it.
7411 (pass_by_reference): Ditto.
7412 (assign_parm_data_types): Ditto.
7413 * print-tree.c (print_node): Ditto.
7414 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
7415 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
7416 * tree.c (first_field): New fn.
7418 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
7421 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
7422 even when linking statically, for now.
7424 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7427 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
7428 without a cselib val.
7429 (count_uses): Accept MO_VAL_SET with no val on stores.
7430 (add_stores): Likewise.
7432 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7434 * var-tracking.c (check_value_val): Add a compile time assertion.
7435 (dv_is_decl_p): Simplify.
7436 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
7437 gcc_assert if ENABLE_CHECKING.
7439 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
7442 * var-tracking.c: Include tree-flow.h.
7443 (mem_dies_at_call): New.
7444 (dataflow_set_preserve_mem_locs): Use it.
7445 (dataflow_set_remove_mem_locs): Likewise.
7446 (dump_var): Renamed from dump_variable. Adjust all callers.
7447 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
7448 * Makefile.in (var-tracking.o): Adjust deps.
7450 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
7452 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
7454 2010-01-20 Richard Guenther <rguenther@suse.de>
7456 PR tree-optimization/42717
7457 * tree-ssa-dce.c (get_live_post_dom): Remove.
7458 (forward_edge_to_pdom): Take an arbitrary edge to copy
7459 degenerate PHI args from.
7460 (remove_dead_stmt): Use the first post-dominator even if it
7461 does not contain live statements as redirection destination.
7463 2010-01-20 Richard Guenther <rguenther@suse.de>
7465 * tree-inline.c (estimate_num_insns): Handle EH builtins.
7467 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7469 * sel-sched.c (create_speculation_check): Remove set but not used
7471 (try_transformation_cache): Remove set but not used variable ds.
7472 (calculate_privileged_insns): Remove set but not used variables
7473 cur_insn and min_spec_insn.
7474 (find_best_expr): Remove set but not used variable avail_n.
7475 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
7477 * cgraphunit.c (assemble_thunk): Remove set but not used variable
7479 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
7480 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
7483 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
7486 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
7487 cpu types. Add support for *-sse3 cpu types.
7488 (x86_64-*-*): Ditto.
7490 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7493 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
7494 argument, call initializer_constant_valid_p_1 instead of
7495 initializer_constant_valid_p, pass CACHE to it, return NULL
7496 immediately if first call returns NULL.
7497 (initializer_constant_valid_p_1): New function.
7498 (initializer_constant_valid_p): Use it.
7500 2010-01-20 Thomas Quinot <quinot@adacore.com>
7502 * tree.def (PLACEHOLDER_EXPR): Fix comment.
7504 2010-01-20 Jakub Jelinek <jakub@redhat.com>
7506 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
7507 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
7508 (loc_list_from_tree): Don't handle unsigned division. Handle
7509 signed modulo using DW_OP_{over,over,div,mul,minus}.
7510 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
7511 modulo instead of signed.
7513 2010-01-20 DJ Delorie <dj@redhat.com>
7515 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
7517 (h8300_emit_stack_adjustment): Propogate it.
7519 (h8300_expand_prologue): Likewise.
7520 (h8300_expand_epilogue): Likewise.
7522 2010-01-19 Michael Matz <matz@suse.de>
7524 PR tree-optimization/41783
7525 * tree-data-ref.c (toplevel): Include flags.h.
7526 (dump_data_dependence_relation): Also dump the inputs if the
7527 result will be unknown.
7528 (split_constant_offset_1): Look through some conversions.
7529 * tree-predcom.c (determine_roots_comp): Restart a new chain if
7530 the offset from last element is too large.
7531 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
7532 (reassociate_to_the_same_stmt): Handle vector registers.
7533 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
7535 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
7536 wide_prolog_niters argument, emit widening instructions.
7537 (vect_do_peeling_for_alignment): Adjust caller, use widened
7538 variant of the iteration cound.
7539 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
7541 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7544 * config/arm/neon-testgen.m (emit_automatics): New parameter
7545 features. Adjust for Fixed_return_reg feature.
7546 (test_intrinsic): Call emit_automatics with new feature.
7547 * config/arm/neon.ml: Update copyright years.
7548 (features): New Fixed_return_reg feature.
7549 (ops): Update feature for Vget_low.
7551 2010-01-19 Jakub Jelinek <jakub@redhat.com>
7553 PR tree-optimization/42719
7554 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
7558 * fwprop.c (all_uses_available_at): Return false if def_set dest
7559 is a REG that is used in def_insn.
7561 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
7563 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
7565 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
7568 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
7570 * target.h (struct gcc_target) <secondary_reload>: Change type
7571 of last argument to secondary_reload_info *.
7573 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
7576 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
7577 memory references with unaligned offsets. Remove CQImode handling.
7578 (unaligned_memory_operand): Return 1 for memory references with
7579 unaligned offsets. Remove CQImode handling.
7581 2010-01-18 Richard Guenther <rguenther@suse.de>
7584 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
7587 2010-01-18 Richard Guenther <rguenther@suse.de>
7589 PR tree-optimization/42781
7590 * tree-ssa-structalias.c (find_what_var_points_to): Skip
7591 restrict processing only if the original variable was artificial.
7593 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
7595 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
7596 find number of popped argument bytes.
7598 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
7599 Fix the text that describes the return value for invalid insns.
7601 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
7603 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
7604 Clarify what 'cost of the -dependence' is. Fix quoting.
7606 * toplev.c (default_get_pch_validity): Rename argument to "sz".
7607 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
7609 2010-01-17 Jakub Jelinek <jakub@redhat.com>
7611 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
7612 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
7614 2010-01-17 Richard Guenther <rguenther@suse.de>
7617 * function.c (split_complex_args): Take a VEC to modify.
7618 (assign_parms_augmented_arg_list): Build a VEC instead of
7619 a chain of PARM_DECLs.
7620 (assign_parms_unsplit_complex): Take a VEC of arguments.
7621 Do not fixup unmodified parms.
7622 (assign_parms): Deal with the VEC.
7623 (gimplify_parameters): Likewise.
7625 2010-01-17 Richard Guenther <rguenther@suse.de>
7627 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
7628 node existence check.
7629 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
7630 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
7631 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
7632 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
7633 (gimple_execute_on_growing_pred): Likewise.
7635 2010-01-17 Richard Guenther <rguenther@suse.de>
7637 PR tree-optimization/42773
7638 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
7639 (compute_antic_aux): Likewise.
7640 (compute_partial_antic_aux): Likewise.
7642 2010-01-17 Jie Zhang <jie.zhang@analog.com>
7645 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
7648 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
7650 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
7653 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
7654 Fix markup for strict argument.
7656 (TARGET_SCHED_REORDER2): Fix argument types.
7658 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
7659 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
7661 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
7662 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
7664 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
7667 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
7668 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
7669 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
7670 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
7671 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
7673 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
7675 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
7677 (TARGET_ASM_RELOC_RW_MASK): Add return type.
7678 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
7680 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
7682 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
7685 (TARGET_ASM_NAMED_SECTION): Fix argument list.
7687 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
7688 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
7690 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
7692 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
7694 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
7695 referring to it. Fix language.
7697 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
7699 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
7701 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
7703 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
7705 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
7706 '@var{stream}. Remove stray 'and'.
7708 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
7710 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
7712 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
7714 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
7715 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
7717 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
7718 Fix description of return value.
7719 Rename argument "sz" to "len."
7721 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
7722 Clarify meaning of 'true' return value.
7724 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
7726 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
7727 rep_mode versus mode_rep.
7729 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
7731 (TARGET_BUILTIN_DECL): Fix name.
7733 (TARGET_COMMUTATIVE_P): Fix type of first argument.
7735 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
7737 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
7739 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
7741 (TARGET_RELAXED_ORDERING): Use @deftypevr.
7743 (TARGET_GET_DRAP_RTX): Note that this is a hook.
7746 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
7747 Rename argument tm_fn to md_fn.
7749 (TARGET_OPTION_PRINT): Fix argument list.
7751 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
7754 * config/i386/i386.c (ix86_fixup_binary_operands):
7755 Revert FMA4 fixup of operands.
7757 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7760 * Makefile.in (write_entries_to_file, install-plugin):
7761 Use \012 instead of \n with tr.
7763 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
7765 * configure.ac (HAVE_AS_REF): New C macro.
7766 * configure: Regenerate.
7767 * config.in: Likewise.
7768 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
7770 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
7773 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
7775 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
7777 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
7779 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
7781 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
7783 (TARGET_IN_SMALL_DATA_P): Fix argument type.
7785 (TARGET_BINDS_LOCAL_P): Fix argument type.
7787 (TARGET_ASM_FILE_END): Use prototype.
7789 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
7791 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
7793 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
7795 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
7797 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
7798 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
7800 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
7801 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
7803 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
7804 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
7805 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
7806 (TARGET_ADDR_SPACE_CONVERT): Likewise.
7808 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
7810 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
7812 (TARGET_INIT_BUILTINS): Use prototype.
7814 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7815 Put 'const char *' in braces. Fix parameter types.
7816 (TARGET_INVALID_CONVERSION): Fix parameter types.
7817 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
7818 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
7820 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
7823 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
7825 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
7827 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
7829 * doc/tm.texi (TARGET_HELP): Fix return type.
7831 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
7832 in braces. Fix argument types.
7834 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
7836 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
7838 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
7840 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
7841 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
7843 (TARGET_MANGLE_TYPE): Fix argument types.
7845 (TARGET_IRA_COVER_CLASSES): Use prototype.
7847 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
7849 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
7851 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
7853 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
7855 (TARGET_CALLEE_COPIES): Fix argument types.
7857 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
7859 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
7861 (TARGET_FUNCTION_VALUE): Fix argument types.
7863 (TARGET_RETURN_IN_MSB): Fix argument type.
7865 (TARGET_RETURN_IN_MEMORY): Fix argument types.
7867 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
7869 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
7871 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
7872 agree with return type.
7874 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
7876 2010-01-15 Jing Yu <jingyu@google.com>
7878 PR rtl-optimization/42691
7879 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
7880 a pseudo to a constant and are merged, and adjust comments.
7882 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
7884 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
7886 2010-01-15 Richard Guenther <rguenther@suse.de>
7889 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
7890 labels of computed or non-local gotos to the destination.
7891 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
7892 landing pad label is the first label.
7894 2010-01-15 Richard Guenther <rguenther@suse.de>
7896 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
7898 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7901 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
7902 to allow generation of the xssqrtdp instruction on power7.
7903 (sqrtdf2_fpr): Ditto.
7905 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7908 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
7909 functions with noreturn attribute.
7912 * varasm.c (declare_weak): Add weak attribute to decl if it
7913 doesn't have one already.
7914 (assemble_external): Only add decls to weak_decls if they also
7915 have weak attribute.
7917 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
7919 * var-tracking.c (var_reg_delete): Don't delete the association
7920 between REGs and values or one-part variables if the register
7923 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7926 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
7927 because its first operand is a non-localized variable.
7929 2010-01-14 Martin Jambor <mjambor@suse.cz>
7931 PR tree-optimization/42706
7932 * tree-sra.c (encountered_recursive_call): New variable.
7933 (encountered_unchangable_recursive_call): Likewise.
7934 (sra_initialize): Initialize both new variables.
7935 (callsite_has_enough_arguments_p): New function.
7936 (scan_function): Call decl and flags check only for IPA-SRA, check
7937 whether there is a recursive call and whether it has enough arguments.
7938 (all_callers_have_enough_arguments_p): New function.
7939 (convert_callers): Look for recursive calls only when
7940 encountered_recursive_call is set.
7941 (ipa_early_sra): Bail out either if
7942 !all_callers_have_enough_arguments_p or
7943 encountered_unchangable_recursive_call.
7945 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7947 * sel-sched.c: Add 2010 to copyright years.
7948 * sel-sched-ir.c: Likewise.
7949 * sel-sched-ir.h: Likewise.
7951 2010-01-14 Martin Jambor <mjambor@suse.cz>
7953 PR tree-optimization/42714
7954 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
7955 constructors specially.
7957 2010-01-14 Andi Kleen <ak@linux.intel.com>
7959 * config/i386/drivers-i386.c (detect_caches_intel):
7960 Add l2sizekb parameter and fill in.
7961 (host_detect_local_cpu): Add l2sizekb, fill in.
7962 Add Atom small cache heuristic.
7964 2010-01-14 Andi Kleen <ak@linux.intel.com>
7966 * config/i386/drivers-i386.c (detect_caches_cpuid4):
7967 Add level3 parameter and fill in.
7968 (detect_caches_intel): Handle level3 cache.
7970 2010-01-14 Andi Kleen <ak@linux.intel.com>
7972 * config/i386/drivers-i386.c (host_detect_local_cpu):
7973 Fix core duo detection.
7975 2010-01-14 Andi Kleen <ak@linux.intel.com>
7977 * config/i386/drivers-i386.c (host_detect_local_cpu):
7980 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7982 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
7983 (rs6000_variable_issue_1): this. Use...
7984 (rs6000_variable_issue): here. Reimplement. Print debug info.
7986 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7988 * sel-sched-ir.c (sel_restore_other_notes): Rename to
7989 sel_restore_notes. Update all callers. Call reemit_notes
7992 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7994 PR rtl-optimization/42246
7995 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
7998 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8000 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
8001 all successors is the same as number of successors in current region.
8003 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8005 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
8006 to rename is not separable. Otherwise check that its LHS is not NULL.
8008 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8010 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
8012 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8014 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
8015 available registers when failed to discover LHS register class.
8016 Fix indentation. Update comment.
8018 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8019 Alexander Monakov <amonakov@ispras.ru>
8021 PR rtl-optimization/42389
8022 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
8024 (advance_state_on_fence): Likewise.
8025 (sel_target_adjust_priority): Print debug output only when
8026 sched_verbose >= 4, not 2.
8027 (get_expr_cost): Do not issue all unique insns on the next cycle.
8028 (fill_insns): Initialize can_issue_more from the value saved
8030 * sel-sched-ir.c (flist_add): New parameter issue_more.
8031 Init FENCE_ISSUE_MORE with it.
8032 (merge_fences): Likewise.
8033 (init_fences): Update call to flist_add.
8034 (add_to_fences, add_clean_fence_to_fences)
8035 (add_dirty_fence_to_fences): Likewise.
8036 (move_fence_to_fences): Update call to merge_fences.
8037 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
8039 * sel-sched-ir.h (struct _fence): New field issue_more.
8040 (FENCE_ISSUE_MORE): New accessor macro.
8042 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8044 PR rtl-optimization/42388
8045 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
8046 that have no predecessors nor successors. Do not call move_bb_info
8047 for empty blocks outside of current region.
8049 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8051 PR rtl-optimization/42294
8052 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
8053 * sel-sched.c (move_exprs_to_boundary): Transitively add all
8054 originators' originators.
8056 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8058 PR rtl-optimization/39453
8059 PR rtl-optimization/42246
8060 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
8062 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
8064 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8065 Alexander Monakov <amonakov@ispras.ru>
8068 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
8069 (maybe_tidy_empty_bb): ... here. Make static. Add new
8070 argument. Update all callers.
8071 (tidy_control_flow): ... and here. Recompute topological order
8072 of basic blocks in region if necessary.
8073 (sel_redirect_edge_and_branch): Change return type. Return true
8074 if topological order might have been invalidated.
8075 (purge_empty_blocks): Export and move from...
8076 * sel-sched.c (purge_empty_blocks): ... here.
8077 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
8078 (maybe_tidy_empty_bb): Delete prototype.
8079 (purge_empty_blocks): Declare.
8081 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8083 PR rtl-optimization/42249
8084 * sel-sched.c (try_replace_dest_reg): When chosen register
8085 and original register is the same, do not bail out early, but
8086 still check all original insns for validity of replacing destination
8087 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
8090 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8093 Port from no-undefined-overflow branch:
8094 2009-03-09 Richard Guenther <rguenther@suse.de>
8096 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
8098 2010-01-14 Richard Guenther <rguenther@suse.de>
8101 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
8103 2010-01-14 Ira Rosen <irar@il.ibm.com>
8105 PR tree-optimization/42709
8106 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
8107 as scalar type in creation of constant vector operand.
8109 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8112 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
8113 (check-parallel-%): Match `testsuite' directory component only
8116 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
8118 PR translation/39521
8119 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
8122 2010-01-13 Richard Guenther <rguenther@suse.de>
8124 PR tree-optimization/42730
8125 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
8128 2010-01-13 Steve Ellcey <sje@cup.hp.com>
8131 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
8132 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
8135 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
8137 * config/bfin/libgcc-bfin.ver: Regenerate based on current
8138 libgcc-std.ver. Add entries for ___smulsi3_highpart and
8139 ___umulsi3_highpart.
8141 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
8142 rather than schedule_insns if the pass is enabled.
8144 2010-01-13 Martin Jambor <mjambor@suse.cz>
8146 PR tree-optimization/42704
8147 * tree-sra.c (sra_modify_assign): Do not delete assignments to
8150 2010-01-13 Martin Jambor <mjambor@suse.cz>
8152 PR tree-optimization/42703
8153 * tree-sra.c (analyze_access_subtree): Check that we can build a
8154 reference to the original data within the aggregate.
8156 2010-01-13 Richard Guenther <rguenther@suse.de>
8158 PR tree-optimization/42705
8159 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
8161 2010-01-13 Richard Guenther <rguenther@suse.de>
8164 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
8166 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8169 * var-tracking.c (values_to_unmark): New variable.
8170 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8171 values_to_unmark vector. Moved body to...
8172 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8173 instead queue it into values_to_unmark vector.
8174 (vt_find_locations): Free values_to_unmark vector.
8176 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
8178 * config/s390/s390.c (override_options): Set
8179 default of max-pending-list-length to 256
8181 2010-01-13 Richard Guenther <rguenther@suse.de>
8184 * tree-pass.h (PROP_gimple_lcx): New.
8185 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
8186 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
8187 before the final cleanup_eh.
8188 (dump_properties): Dump PROP_gimple_lcx.
8189 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
8190 (tree_lower_complex_O0): Remove.
8191 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
8192 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
8193 tree_lower_complex, schedule TODO_update_ssa.
8194 * lto-streamer-out.c (output_function): Stream the functions
8196 * lto-streamer-in.c (input_function): Likewise.
8197 (lto_read_body): Do not override them here.
8199 2010-01-12 Joseph Myers <joseph@codesourcery.com>
8202 * c-typeck.c (build_c_cast): Fold value cast to union type before
8203 wrapping it in a CONSTRUCTOR.
8205 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8207 PR rtl-optimization/42699
8208 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
8211 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8213 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8214 SUBTARGET_WARN_UNUSED_SPEC): Move ...
8215 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8216 SUBTARGET_WARN_UNUSED_SPEC): ... here
8217 * config/mips/iris5.h (LIBGCC_SPEC): Define.
8219 2010-01-12 Julian Brown <julian@codesourcery.com>
8221 * config/arm/neon-schedgen.ml (Utils): Don't try to
8222 open missing module.
8223 (find_with_result): New.
8225 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8228 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
8229 sharing when canonicalizing ({lt,ge}u (plus a b) b).
8231 PR tree-optimization/42645
8232 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
8233 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
8234 decl_map, set processing_debug_stmt to -1 and return name without
8237 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
8239 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
8240 binutils version, and reword target configuration description.
8242 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8244 * config/avr/avr.h (LINKER_NAME): Remove.
8246 2010-01-11 Janis Johnson <janis187@us.ibm.com>
8249 * config/rs6000/rs6000.c (rs6000_override_options): On targets
8250 that support VSX, warn for -mno-altivec if vsx is not disabled,
8253 2010-01-11 Joseph Myers <joseph@codesourcery.com>
8254 Shujing Zhao <pearly.zhao@oracle.com>
8256 PR translation/42469
8257 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
8258 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
8259 character between option name and help text.
8260 * c.opt (imultilib): Likewise.
8262 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
8264 * lto-streamer-out.c (output_unreferenced_globals): Output static
8267 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
8269 PR rtl-optimization/42621
8270 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
8271 optimizing for size.
8272 (duplicate_computed_gotos): Remove now-redundant check.
8274 2010-01-10 Steve Ellcey <sje@cup.hp.com>
8277 * configure.ac: Save and restore LDFLAGS and LIBS
8278 * configure: Regenerate.
8280 2010-01-10 Richard Guenther <rguenther@suse.de>
8283 * builtins.c (fold_builtin_strlen): Add type argument and
8284 convert the resulting length to it.
8285 (fold_builtin_1): Adjust.
8287 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8289 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
8290 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
8292 (num_insns_constant_wide): Adjust for that change.
8294 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8297 * web.c (union_defs): Add used argument, to combine uses of
8299 (entry_register): Adjust type and tests of used argument.
8300 (web_main): Widen used for new use. Pass it to union_defs.
8301 * df.h (union_defs): Adjust prototype.
8303 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8306 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
8307 uses in new incoming argument. Free body.
8308 (reset_debug_uses_in_loop): New.
8309 (analyze_insn_to_expand_var): Call the latter if the former found
8310 anything. Fix whitespace. Reject invalid dest overlaps before
8311 going through all insns in the loop.
8313 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8316 * haifa-sched.c (dying_use_p): Debug insns don't count.
8318 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8321 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
8322 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
8323 (verify_gimple_call): Reject LHS in noreturn calls.
8325 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8329 * tree-vect-loop-manip.c (adjust_info): New type.
8330 (adjust_vec): New pointer to vector.
8331 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
8332 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
8333 (slpeel_update_phis_for_duplicate_loop): Use them.
8334 (slpeel_update_phi_nodes_for_guard1): Likewise.
8335 (slpeel_update_phi_nodes_for_guard2): Likewise.
8336 (slpeel_tree_peel_loop_to_edge): Likewise.
8337 (vect_update_ivs_after_vectorizer): Likewise.
8339 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8341 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
8342 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8344 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8346 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
8347 bogus uninitialized warning.
8349 2010-01-09 Richard Guenther <rguenther@suse.de>
8352 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
8353 the evolution is compatible with the initial condition.
8355 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8357 * gcc.c (process_command): Update copyright notice dates.
8358 * gcov.c (print_version): Likewise.
8359 * gcov-dump.c (print_version): Likewise.
8360 * mips-tfile.c (main): Likewise.
8361 * mips-tdump.c (main): Likewise.
8363 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8366 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
8368 (rotlhi3_8): Delete.
8370 (rotlsi3_8): Delete.
8371 (rotlsi3_16): Delete.
8372 (rotlsi3_24): Delete.
8374 (*rotw<mode>3): New.
8375 (*rotb<mode>3): New.
8376 * config/avr/avr.c (avr_rotate_bytes): New function.
8377 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
8379 2010-01-08 Steve Ellcey <sje@cup.hp.com>
8382 * configure.ac: Modify -rdynamic check.
8383 * configure: Regenerate.
8385 2010-01-08 DJ Delorie <dj@redhat.com>
8387 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
8388 register popping order.
8390 2010-01-08 Richard Guenther <rguenther@suse.de>
8393 * c.opt (fsigned-char): Also let LTO handle this option.
8394 (funsigned-char): Likewise.
8396 2010-01-07 Richard Guenther <rguenther@suse.de>
8398 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
8399 (gimple_op): Likewise.
8400 (gimple_op_ptr): Likewise.
8401 (gimple_assign_set_lhs): Remove gcc_assert.
8402 (gimple_assign_set_rhs1): Likewise.
8403 (gimple_assign_set_rhs2): Likewise.
8404 (gimple_call_set_lhs): Likewise.
8405 (gimple_call_set_fn): Likewise.
8406 (gimple_call_set_fndecl): Likewise.
8407 (gimple_call_fndecl): Likewise.
8408 (gimple_call_return_type): Likewise.
8409 (gimple_call_set_chain): Likewise.
8410 (gimple_call_num_args): Likewise.
8411 (gimple_call_set_arg): Likewise.
8412 (gimple_cond_set_code): Likewise.
8413 (gimple_cond_set_lhs): Likewise.
8414 (gimple_cond_set_rhs): Likewise.
8415 (gimple_cond_set_true_label): Likewise.
8416 (gimple_cond_set_false_label): Likewise.
8417 (gimple_label_set_label): Likewise.
8418 (gimple_goto_set_dest): Likewise.
8419 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
8420 (gimple_debug_bind_get_value): Likewise.
8421 (gimple_debug_bind_get_value_ptr): Likewise.
8422 (gimple_debug_bind_set_var): Likewise.
8423 (gimple_debug_bind_set_value): Likewise.
8424 (gimple_debug_bind_reset_value): Likewise.
8425 (gimple_debug_bind_has_value_p): Likewise.
8426 (gimple_return_retval_ptr): Remove gcc_assert.
8427 (gimple_return_retval): Likewise.
8428 (gimple_return_set_retval): Likewise.
8429 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
8430 (safe_referenced_var_iterator): Remove.
8431 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
8432 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
8433 (fill_referenced_var_vec): Remove.
8434 (first_readonly_imm_use): Remove redundant gcc_assert.
8435 (phi_arg_index_from_use): Combine gcc_asserts.
8436 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
8437 (first_imm_use_stmt): Remove redundant gcc_assert.
8438 * tree-cfg.c (verify_gimple_call): Verify function and chain
8439 operands. Verify arguments.
8440 (verify_types_in_gimple_stmt): Verify condition code and labels.
8442 2010-01-07 Richard Guenther <rguenther@suse.de>
8444 PR tree-optimization/42641
8445 * sese.c (rename_map_elt_info): Use the SSA name version, do
8448 2010-01-07 Jakub Jelinek <jakub@redhat.com>
8450 PR tree-optimization/42625
8451 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
8452 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
8454 2010-01-07 Duncan Sands <baldrick@free.fr>
8456 * Makefile.in (PLUGIN_HEADERS): Add version.h.
8458 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
8461 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
8462 note itself is not function_invariant_p.
8464 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
8466 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
8467 Do not add the DF_NOTE problem.
8468 * store-motion.c (execute_rtl_store_motion): Likewise.
8470 2010-01-07 Martin Jambor <mjambor@suse.cz>
8472 PR tree-optimization/42157
8473 * tree-sra.c (compare_access_positions): Stabilize sort if both
8474 accesses have integer types, return zero immediately if they are the
8477 2010-01-06 Richard Henderson <rth@redhat.com>
8480 * haifa-sched.c (add_to_note_list): Merge into ...
8481 (concat_note_lists): ... here, and ...
8482 (unlink_other_notes, rm_other_notes): Merge into...
8483 (remove_notes): ... here. Create REG_SAVE_NOTEs for
8484 NOTE_INSN_EPILOGUE_BEG.
8486 2010-01-06 Richard Guenther <rguenther@suse.de>
8488 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
8489 not inline regular functions into always-inline functions.
8491 2010-01-06 Nick Clifton <nickc@redhat.com>
8493 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
8494 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
8496 (OVERRIDE_OPTIONS): Delete.
8497 (OPTIMIZATION_OPTIONS): Define.
8498 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
8499 * config/rx/rx.c (rx_handle_option): Issue an error message if
8500 -mcpu=rx200 and -fpu are used together.
8501 (rx_set_optimization_options): New function. Issue an error
8502 message if an optimization attribute attempts to reset the FPU/
8503 math optimization pairing.
8504 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
8505 * config/rx/rx.opt: Set the default to 32-bit doubles.
8506 * config/rx/t-rx: Add multilibs for -nofpu option.
8507 * doc/invoke.texi: Update documentation of RX options.
8509 2010-01-06 Richard Guenther <rguenther@suse.de>
8511 * tree-ssa-pre.c (name_to_id): New global.
8512 (alloc_expression_id): Simplify SSA name handling.
8513 (lookup_expression_id): Likewise.
8514 (init_pre): Zero name_to_id.
8515 (fini_pre): Free it.
8517 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
8519 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
8521 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
8524 * config/i386/sse.md (smaxv2di3): New.
8525 (umaxv2di3): Likewise.
8526 (sminv2di3): Likewise.
8527 (uminv2di3): Likewise.
8529 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
8532 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
8533 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
8534 (legitimize_tls_address): Likewise.
8535 (sparc_tls_referenced_p): Likewise.
8536 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
8537 and adjust calls to legitimize_pic_address.
8538 (legitimate_constant_p) Use sparc_tls_referenced_p.
8539 (legitimate_pic_operand_p): Likewise.
8540 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
8541 (sparc_tls_symbol_ref_1): Delete.
8542 (sparc_tls_referenced_p): Make static, recognize specific patterns.
8543 (legitimize_tls_address): Make static, handle CONST patterns.
8544 (legitimize_pic_address): Make static, remove unused parameter and
8545 adjust recursive calls.
8546 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
8547 and adjust call to legitimize_pic_address.
8548 (sparc_output_mi_thunk): Likewise.
8550 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
8551 H.J. Lu <hongjiu.lu@intel.com>
8554 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
8555 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
8556 operands to make them signed.
8559 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8562 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8563 GTU to GT for V4SI and V2DI.
8565 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8566 (umin<mode>3): Removed.
8568 (uminv4si3): Likewise.
8570 2010-01-05 Martin Jambor <mjambor@suse.cz>
8572 PR tree-optimization/42462
8573 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
8574 current_function_decl to helper functions and macros.
8576 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8579 * flags.h: Don't include real.h.
8580 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
8581 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
8582 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
8583 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
8584 * dominance.c: Update copyright.
8585 * gimple.c (walk_gimple_op): Remove inline.
8586 * tree-ssa-reassoc.c: Include real.h.
8587 * Makefile.in (FLAGS_H): Remove $(REAL_H).
8588 (tree-ssa-reassoc.o): Depend on $(REAL_H).
8590 2010-01-05 Nick Clifton <nickc@redhat.com>
8592 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
8593 register to push into the stack frame when the accumulator has to
8594 be saved during interrupts.
8596 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
8598 * doc/invoke.texi: Remove the documentation about option
8600 * common.opt (Wunreachable-code): Preserved for backward
8602 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
8603 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
8604 the backward compatibility flag section.
8606 2010-01-05 Richard Guenther <rguenther@suse.de>
8608 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
8610 2010-01-05 Jakub Jelinek <jakub@redhat.com>
8613 * cfgexpand.c (expand_one_var): Diagnose too large variables.
8615 PR tree-optimization/42508
8616 * tree-sra.c (convert_callers): Check for recursive call
8617 by comparing cgraph nodes instead of decls.
8618 (modify_function): Call ipa_modify_formal_parameters also
8619 on all same_body aliases.
8621 * cgraphunit.c (cgraph_materialize_all_clones): Compare
8622 cgraph nodes when checking for same_body aliases.
8624 2010-01-05 Richard Guenther <rguenther@suse.de>
8626 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
8627 allocation and lookup.
8628 (get_or_alloc_expr_for_constant): Likewise.
8629 (phi_translate): Sink allocation.
8631 2010-01-04 Richard Guenther <rguenther@suse.de>
8633 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
8634 a new entry only if needed.
8635 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
8636 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
8638 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
8640 (phi_translate): Handle CONSTANTs early.
8642 2010-01-04 Martin Jambor <mjambor@suse.cz>
8644 PR tree-optimization/42398
8645 * tree-sra.c (struct access): Removed flag grp_different_types.
8646 (dump_access): Do not dump the removed flag.
8647 (sort_and_splice_var_accesses): Do not set the removed flag.
8648 (sra_modify_expr): Check for type compatibility directly.
8650 2010-01-04 Martin Jambor <mjambor@suse.cz>
8652 PR tree-optimization/42366
8653 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
8654 edges with variable number of parameters.
8655 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
8656 flag instead of asserting it.
8657 (ipa_read_node_info): Read uses_analysis_done flag.
8659 2010-01-04 Richard Guenther <rguenther@suse.de>
8661 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
8662 iterative_hash_* as intended.
8663 (vn_reference_compute_hash): Likewise. Simplify hashing
8665 (vn_reference_lookup_2): Likewise.
8666 (vn_nary_op_compute_hash): Likewise.
8667 (vn_phi_compute_hash): Likewise.
8668 (expressions_equal_p): Remove strange code.
8669 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
8670 (pre_expr_hash): Likewise. Simplify hashing SSA names.
8671 (bitmap_insert_into_set_1): Take value-id as parameter.
8672 (add_to_value): Pass it.
8673 (bitmap_insert_into_set): Likewise.
8674 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
8676 2010-01-04 Jakub Jelinek <jakub@redhat.com>
8679 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
8680 (do_self_spec): For switches with SWITCH_IGNORE set set also
8681 SWITCH_IGNORE_PERMANENTLY.
8682 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
8685 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
8687 * lto-streamer-out.c (output_unreferenced_globals): Output the full
8688 tree of an unreferenced global var.
8690 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8693 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8694 GTU to GT for V4SI and V2DI.
8696 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8697 (umin<mode>3): Removed.
8699 (uminv4si3): Likewise.
8701 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8704 * collect2.c (main): Turn on trace in collect2 if -v is passed
8707 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
8709 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
8710 description of expression operand.
8712 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
8714 * configure.ac: Add install-html to target_list for Make-hooks.
8715 * configure: Regenerate.
8716 * fortran/Make-lang.in (F95_HTMLFILES): New.
8717 (fortran.html): Use it.
8718 (fortran.install-html): New.
8719 * Makefile.in (install-html): Add lang.install-html.
8720 * java/Make-lang.in (JAVA_HTMLFILES): New.
8721 (java.html): Use it.
8722 (java.install-html): New.
8723 * objc/Make-lang.in (objc.install-html): New.
8724 * objcp/Make-lang.in (obj-c++.install-html): New.
8725 * cp/Make-lang.in (c++.install-html): New.
8726 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
8727 * lto/Make-lang.in (lto.install-html): New.
8729 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8732 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
8734 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
8736 PR rtl-optimization/41862
8737 * store-motion.c (store_killed_in_insn, compute_store_table,
8738 remove_reachable_equiv_notes, replace_store_insn,
8739 build_store_vectors): Ignore all DEBUG_INSNs.
8741 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8744 * common.opt: Add dumpdir.
8746 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
8748 (option_map): Add --dumpdir.
8750 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
8752 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
8754 * opts.c (decode_options): Try dump_dir_name first if
8755 dump_base_name isn't an absolute path.
8756 (common_handle_option): Handle OPT_dumpdir.
8758 * toplev.c (dump_dir_name): New.
8759 (print_switch_values): Also ignore -dumpdir.
8761 * toplev.h (dump_dir_name): New.
8763 2010-01-03 Richard Guenther <rguenther@suse.de>
8765 PR tree-optimization/42589
8766 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
8767 double-word expansion of bswap32.
8769 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
8771 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
8772 with BLOCK_FOR_INSN.
8773 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
8774 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
8775 noce_process_if_block): Likewise.
8776 * gcse.c (compute_local_properties, insert_expr_in_table,
8777 insert_set_in_table, canon_list_insert, find_avail_set,
8778 pre_insert_copy_insn): Likewise.
8780 * basic-block.h (BLOCK_NUM): Move from here...
8781 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
8783 2010-01-03 Richard Guenther <rguenther@suse.de>
8785 PR tree-optimization/42438
8786 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
8787 contains_may_not_return_call flag.
8788 (BB_MAY_NOTRETURN): New.
8789 (valid_in_sets): Trapping nary operations are not valid
8790 in blocks that may not return.
8791 (insert_into_preds_of_block): Remove check for trapping expressions.
8792 (compute_avail): Compute also BB_MAY_NOTRETURN.
8794 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
8796 * doc/invoke.texi: Add 2010 to copyright years.
8798 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
8800 * config/sparc/sparc.c: Fix formatting nits.
8802 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
8803 Alexander Monakov <amonakov@ispras.ru>
8805 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
8807 2010-01-02 Richard Guenther <rguenther@suse.de>
8810 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
8811 (simplify_switch_using_ranges): Mark to be removed edges
8814 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8816 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8818 * collect2.c (scan_libraries): Add missing argument in call to
8821 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
8824 * config/alpha/predicates.md (aligned_memory_operand): Return false
8826 (unaligned_memory_operand): Return true for CQImode.
8827 * config/alpha/alpha.c (get_aligned_mem): Assert that location
8828 doesn not cross aligned SImode word boundary.
8830 2010-01-02 Anatoly Sokolov <aesok@post.ru>
8832 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
8834 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
8835 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
8837 2010-01-02 Richard Guenther <rguenther@suse.de>
8840 * toplev.c (compile_file): Emit LTO marker properly. Change
8842 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
8844 2010-01-01 Richard Guenther <rguenther@suse.de>
8847 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
8849 2010-01-01 Richard Guenther <rguenther@suse.de>
8852 * c-decl.c (grokdeclarator): For zero-size arrays force
8853 structural equality checks as layout_type does.
8855 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8857 * builtins.c: Update copyright to 2010.
8859 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8862 * lto-streamer-out.c (produce_asm): Revert the last change.
8863 (copy_function): Likewise.
8865 * lto-streamer.c (lto_get_section_name): Skip any leading
8868 2010-01-01 Richard Guenther <rguenther@suse.de>
8871 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
8875 Copyright (C) 2010 Free Software Foundation, Inc.
8877 Copying and distribution of this file, with or without modification,
8878 are permitted in any medium without royalty provided the copyright
8879 notice and this notice are preserved.