1 2010-04-28 Xinliang David Li <davidxl@google.com>
4 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
5 (compute_uninit_opnds_pos): New function.
6 (is_non_loop_exit_postdominating): New function.
7 (compute_control_dep_chain): New function.
8 (find_pdom): New function.
9 (convert_control_dep_chain_into_preds): New function.
10 (find_predicates): New function.
11 (find_control_equiv_block): New function.
12 (collect_phi_def_edges): New function.
13 (find_def_preds): New function.
14 (find_dom): New function.
15 (dump_predicates): New function.
16 (get_cmp_code): New function.
17 (is_value_included_in): New function.
18 (find_matching_predicate_in_rest_chains): New function.
19 (use_pred_not_overlap_with_undef_path_pred): New function.
20 (is_use_properly_guarded): New function.
21 (normalize_cond_1): New function.
22 (is_and_or_or): New function.
23 (normalize_cond): New function.
24 (is_gcond_subset_of): New function.
25 (is_subset_of_any): New function.
26 (is_or_set_subset_of): New function.
27 (is_and_set_subset_of): New function.
28 (is_norm_cond_subset_of): New function.
29 (is_pred_expr_subset_of): New function.
30 (is_pred_chain_subset_of): New function.
31 (is_included_in): New function.
32 (is_superset_of): New function.
33 (find_uninit_use): New function.
34 (warn_uninitialized_phi): New function.
35 (compute_possibly_undefined_names): New function.
36 (ssa_undefined_value_p): New function.
37 (execute_late_warn_uninitialized): New function.
38 * tree-ssa.c (ssa_undefined_value_p): Removed.
39 (warn_uninit): Changed to extern.
40 (warn_uninitialized_phi): Removed.
41 (warn_uninitialized_vars): Changed to extern.
42 (execute_late_warn_uninitialized): Removed
43 * tree-flow.h: Add new prototypes.
44 * timevar.def: Add new time variable.
45 * Makefile.in: Add new build file.
47 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
49 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
52 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
55 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
57 2010-04-28 Martin Jambor <mjambor@suse.cz>
59 * cgraph.h (struct cgraph_node): New field indirect_calls.
60 (struct cgraph_indirect_call_info): New type.
61 (struct cgraph_edge): Removed field indirect_call. New fields
62 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
63 (cgraph_create_indirect_edge): Declare.
64 (cgraph_make_edge_direct): Likewise.
65 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
66 * ipa-prop.h (struct ipa_param_call_note): Removed.
67 (struct ipa_node_params): Removed field param_calls.
68 (ipa_create_all_structures_for_iinln): Declare.
69 * cgraph.c: Described indirect edges and uids in initial comment.
70 (cgraph_add_edge_to_call_site_hash): New function.
71 (cgraph_edge): Search also among the indirect edges, use
72 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
73 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
74 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
76 (initialize_inline_failed): Assign a reason to indirect edges.
77 (cgraph_create_edge_1): New function.
78 (cgraph_create_edge): Moved some functionality to
80 (cgraph_create_indirect_edge): New function.
81 (cgraph_edge_remove_callee): Add an assert checking for
83 (cgraph_edge_remove_caller): Special-case indirect edges.
84 (cgraph_remove_edge): Likewise.
85 (cgraph_set_edge_callee): New function.
86 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
87 (cgraph_make_edge_direct): New function.
88 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
89 the declaration of the call statement matches.
90 (cgraph_node_remove_callees): Special-case indirect edges.
91 (cgraph_clone_edge): Likewise.
92 (cgraph_clone_node): Clone also the indirect edges.
93 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
94 indirect_call, dump count of indirect_calls edges.
95 * ipa-prop.c (iinlining_processed_edges): New variable.
96 (ipa_note_param_call): Create indirect edges instead of
97 creating notes. New parameter node.
98 (ipa_analyze_call_uses): New parameter node, pass it on to
100 (ipa_analyze_stmt_uses): Likewise.
101 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
102 (print_edge_addition_message): Work on edges rather than on notes.
103 (update_call_notes_after_inlining): Likewise, renamed to
104 update_indirect_edges_after_inlining.
105 (ipa_create_all_structures_for_iinln): New function.
106 (ipa_free_node_params_substructures): Do not free notes.
107 (ipa_edge_duplication_hook): Propagate bits within
108 iinlining_processed_edges bitmap.
109 (ipa_node_duplication_hook): Do not duplicate notes.
110 (free_all_ipa_structures_after_ipa_cp): Renamed to
111 ipa_free_all_structures_after_ipa_cp.
112 (free_all_ipa_structures_after_iinln): Renamed to
113 ipa_free_all_structures_after_iinln.g
114 (ipa_write_param_call_note): Removed.
115 (ipa_read_param_call_note): Removed.
116 (ipa_write_indirect_edge_info): New function.
117 (ipa_read_indirect_edge_info): Likewise.
118 (ipa_write_node_info): Do not stream notes, do stream information
120 (ipa_read_node_info): Likewise.
121 (lto_ipa_fixup_call_notes): Removed.
122 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
123 * ipa-inline.c (pass_ipa_inline): Likewise.
124 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
125 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
126 * tree-inline.c (copy_bb): Removed an unnecessary double check for
128 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
130 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
131 (output_cgraph): Stream also indirect edges.
132 (lto_output_edge): Added capability to stream indirect edges.
133 (input_edge): Likewise.
134 (input_cgraph_1): Likewise.
136 2010-04-28 Richard Guenther <rguenther@suse.de>
138 PR tree-optimization/43879
139 PR tree-optimization/43909
140 * tree-ssa-structalias.c (struct variable_info): Add
141 only_restrict_pointers flag.
142 (new_var_info): Initialize it. Increment stats.total_vars here.
143 (create_function_info_for): Do not increment stats.total_vars
145 (get_function_part_constraint): Fix build with C++.
146 (insert_into_field_list): Remove.
147 (push_fields_onto_fieldstack): Properly merge fields.
148 (create_variable_info_for): Split and simplify.
149 (create_variable_info_for_1): New piece.
150 (intra_create_variable_infos): Properly make restrict constraints
153 2010-04-28 Richard Guenther <rguenther@suse.de>
156 * tree-inline.c (copy_bind_expr): Also copy bind expr vars
159 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
160 Jan Hubicka <hubicka@ucw.cz>
162 * doc/invoke.texi (-Wsuggest-attribute=const,
163 -Wsuggest-attribute=pure): Document.
164 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
165 (function_always_visible_to_compiler_p,
166 suggest_attribute, warn_function_pure, warn_function_const):
168 (check_call): Improve debug info.
169 (analyze_function): Do not check availability.
170 (add_new_function): Check availability.
171 (propagate): Output warnings.
172 (skip_function_for_local_pure_const): New function.
173 (local_pure_const): Use it; output warnings.
174 * common.opt (Wsuggest-attribute=const,
175 Wsuggest-attribute=pure): New.
177 2010-04-27 Jakub Jelinek <jakub@redhat.com>
179 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
180 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
181 or DW_CFA_def_cfa_offset{,_sf}.
183 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
185 * tree.h: Fix truncated long macros.
187 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
189 * collect2.c (TARGET_64BIT): Redefine to target's default.
191 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
192 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
193 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
194 for underscoring __USER_LABEL_PREFIX__.
195 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
196 (SUB_LINK_ENTRY32): New.
197 (SUB_LINK_ENTRY64): New.
198 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
199 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
200 (SUB_LINK_ENTRY64): New.
201 (SUB_LINK_ENTRY): New.
202 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
203 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
204 x64 target is choosen.
205 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
206 * configure: Regenerated.
207 * configure.ac (leading-mingw64-underscores): Option added.
209 2010-04-27 Jan Hubicka <jh@suse.cz>
211 * doc/invoke.texi (-fipa-profile): Document.
212 * opts.c (decode_options): Enable ipa-profile at -O1.
213 * timevar.def (TV_IPA_PROFILE): Define.
214 * common.opt (fipa-profile): Add.
215 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
217 (cgraph_propagate_frequency): Handle only local ones.
218 * tree-pass.h (pass_ipa_profile): Declare.
219 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
220 (pass_ipa_profile): Use TV_IPA_PROFILE.
221 * ipa.c (ipa_profile): New function.
222 (gate_ipa_profile): Likewise.
223 (pass_ipa_profile): New global variable.
224 * passes.c (pass_ipa_profile): New.
226 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
228 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
230 2010-04-27 Martin Jambor <mjambor@suse.cz>
233 * ipa.c (dissolve_same_comdat_group_list): New function.
234 (function_and_variable_visibility): Call
235 dissolve_same_comdat_group_list when comdat group contains external or
237 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
238 lists are circular and that they contain only DECL_ONE_ONLY nodes.
240 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
242 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
243 (const_hash_1) <VECTOR_CST>: New case.
244 (compare_constant) <VECTOR_CST>: Likewise.
245 <ADDR_EXPR>: Deal with LABEL_REFs.
246 (copy_constant) <VECTOR_CST>: New case.
248 2010-04-27 Jan Hubicka <jh@suse.cz>
250 * cgraph.c (cgraph_propagate_frequency): New function.
251 * cgraph.h (cgraph_propagate_frequency): Declare.
252 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
253 cgraph_propagate_frequency.
255 2010-04-27 Jakub Jelinek <jakub@redhat.com>
257 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
259 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
262 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
263 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
264 here to determine which regs to push and how much stack to reserve.
266 2010-04-27 Jie Zhang <jie@codesourcery.com>
268 * doc/gimple.texi (gimple_statement_with_ops): Remove
269 addresses_taken field.
270 (gimple_statement_with_memory_ops): Likewise.
272 2010-04-27 Jan Hubicka <jh@suse.cz>
274 * tree-inline.c (eni_inlining_weights): Remove.
275 (estimate_num_insns): Special case more builtins.
277 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
280 * c-typeck.c (build_binary_op): Move forward check for comparison
281 pointer with null pointer constant and adjust the diagnostic message.
283 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
286 * configure.ac (gcc_cv_as_section_has_align): Set if installed
287 binutils supports extended .section directive needed by LTO, or
288 warn if older binutils found.
289 (LTO_BINARY_READER): New AC_SUBST'd variable.
290 (LTO_USE_LIBELF): Likewise.
291 * gcc/config.gcc (lto_binary_reader): New target-specific configure
293 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
294 (LTO_USE_LIBELF): Likewise.
295 * configure: Regenerate.
297 * collect2.c (is_elf): Rename from this ...
298 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
299 object files in addition to ELF-formatted ones.
300 (scan_prog_file): Caller updated. Also allow for LTO info marker
301 symbol to be prefixed or not by an extra underscore.
303 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
304 * config/i386/winnt.c: Also #include lto-streamer.h
305 (i386_pe_asm_named_section): Specify 1-byte section alignment for
307 (i386_pe_asm_output_aligned_decl_common): Add comment.
308 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
310 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
313 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
314 Add missing earlyclobber for second alternative.
316 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
318 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
319 bits for artificial defs at the top of the block.
320 * fwprop.c (single_def_use_enter_block): Don't call it.
322 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
325 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
326 instead of "$gcc_cv_objdump -T".
327 Use "-undefined dynamic_lookup" on darwin.
328 * gcc/configure: Regenerate.
330 2010-04-26 Jakub Jelinek <jakub@redhat.com>
333 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
335 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
337 * c-parser.c (struct c_token): Move location field up.
338 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
339 (struct c_declspecs): Convert typespec_word, storage_class, and
340 default_int_p into bitfields.
341 (struct c_declarator): Move loc field up.
343 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
345 * cfgloop.h (struct loop): Move can_be_parallel field up.
346 * ipa-prop.h (struct ip_node_params): Move bitfields up.
347 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
349 (struct iv_cand): Convert pos field into a bitfield.
350 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
352 (struct _stmt_vec_info): Shuffle fields for better packing.
354 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
356 * varasm.c (IN_NAMED_SECTION): Remove guard.
357 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
358 (IN_NAMED_SECTION_P): ...this.
359 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
360 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
362 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
364 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
365 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
366 of shadowing it. Fix comments.
368 2010-04-26 Jan Hubicka <jh@suse.cz>
370 * cgraph.c (cgraph_create_node): Set node frequency to normal.
371 (cgraph_clone_node): Copy function frequency.
372 * cgraph.h (node_frequency): New enum
373 (struct cgraph_node): Add.
374 * final.c (rest_of_clean_state): Update.
375 * lto-cgraph.c (lto_output_node): Output node frequency.
376 (input_overwrite_node): Input node frequency.
377 * tre-ssa-loop-ivopts (computation_cost): Update.
378 * lto-streamer-out.c (output_function): Do not output function
380 * predict.c (maybe_hot_frequency_p): Update and handle functions
382 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
384 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
385 (compute_function_frequency): Set noreturn functions to be executed
387 (choose_function_section): Update.
388 * lto-streamer-in.c (input_function): Do not input function frequency.
389 * function.c (allocate_struct_function): Do not initialize function
391 * function.h (function_frequency): Remove.
392 (struct function): Remove function frequency.
393 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
394 (try_update): Update.
395 * tree-inline.c (initialize_cfun): Do not update function frequency.
396 * passes.c (pass_init_dump_file): Update.
397 * i386.c (ix86_compute_frame_layout): Update.
398 (ix86_pad_returns): Update.
400 2010-04-26 Jie Zhang <jie@codesourcery.com>
402 PR tree-optimization/43833
403 * tree-vrp.c (range_int_cst_p): New.
404 (range_int_cst_singleton_p): New.
405 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
406 when both operands are constants. Use range_int_cst_p in
409 2010-04-26 Jan Hubicka <jh@suse.cz>
411 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
413 2010-04-26 Richard Guenther <rguenther@suse.de>
416 * gimple.c (gimple_decl_printable_name): Deal gracefully
417 with a NULL DECL_NAME.
419 2010-04-26 Richard Guenther <rguenther@suse.de>
422 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
423 if emitting debug information and it is either a function
426 2010-04-26 Ira Rosen <irar@il.ibm.com>
428 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
429 determine if the statement is vectorizable, and a macro to access it.
430 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
431 Skip statements that can't be vectorized. If the analysis fails,
432 mark the statement as unvectorizable if vectorizing basic block.
433 (vect_compute_data_refs_alignment): Likewise.
434 (vect_verify_datarefs_alignment): Skip statements marked as
435 unvectorizable. Add print.
436 (vect_analyze_group_access): Skip statements that can't be
437 vectorized. If the analysis fails, mark the statement as
438 unvectorizable if vectorizing basic block.
439 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
440 * tree-vect-stmts.c (vectorizable_store): Fix the number of
441 generated stmts for SLP.
442 (new_stmt_vec_info): Initialize the new field.
443 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
444 statements marked as unvectorizable.
446 2010-04-25 Joseph Myers <joseph@codesourcery.com>
448 * c-common.c (flag_isoc1x): New.
449 (flag_isoc99): Update comment.
450 * c-common.h (flag_isoc1x): New.
451 (flag_isoc99): Update comment.
452 * c-cppbuiltin.c (builtin_define_float_constants): Also define
453 __<type>_DECIMAL_DIG__.
454 * c-opts.c (set_std_c1x): New.
455 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
456 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
457 * c.opt (-std=c1x, -std=gnu1x): New options.
458 * doc/cpp.texi: Mention -std=c1x.
459 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
460 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
461 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
462 * doc/standards.texi: Mention C1X.
463 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
464 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
465 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
468 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
470 * config/i386/gmon-sol2.c (_mcleanup): Change format string
471 placeholder from 0x%x to %#x.
472 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
473 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
474 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
475 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
476 * config/i386/i386.c (ix86_target_string): Ditto.
477 (output_pic_addr_const): Ditto.
478 (print_operand): Ditto.
480 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
482 * combine.c (find_split_point): Add third argument. Use it
483 to find nested multiply-accumulate instructions. Adjust calls.
484 (try_combine): Adjust call to find_split_point.
486 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
488 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
490 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
492 PR tree-optimization/41442
493 * fold-const.c (merge_truthop_with_opposite_arm): New function.
494 (fold_binary_loc): Call it.
496 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
498 * toplev.c (general_init): Set default for fdiagnostics-show-option.
499 * opts.c (common_handle_option): Allow disabling it.
500 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
502 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
504 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
505 between modes if both types are integral.
507 2010-04-23 Richard Guenther <rguenther@suse.de>
509 PR tree-optimization/43572
510 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
512 2010-04-23 Richard Guenther <rguenther@suse.de>
515 * tree-inline.c (tree_can_inline_p): Also check compatibility
518 2010-04-23 Martin Jambor <mjambor@suse.cz>
520 PR tree-optimization/43846
521 * tree-sra.c (struct access): New flag grp_assignment_read.
522 (build_accesses_from_assign): Set grp_assignment_read.
523 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
524 (enum mark_read_status): New type.
525 (analyze_access_subtree): Propagate grp_assignment_read, create
526 accesses also if both direct_read and root->grp_assignment_read.
528 2010-04-23 Martin Jambor <mjambor@suse.cz>
531 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
532 function does not have type attributes.
534 2010-04-23 Richard Guenther <rguenther@suse.de>
537 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
540 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
542 * sese.h (create_if_region_on_edge): Remove.
544 * sese.c (create_if_region_on_edge): Make static.
546 * tree-inline.c: Do not include ggc.h.
548 * expr.c: Do not include ggc.h.
550 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
553 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
556 * config/sh/sh.c (find_barrier): Don't emit a constant pool
557 in the middle of insns for casesi_worker_2.
559 2010-04-22 David Edelsohn <edelsohn@gnu.org>
561 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
563 2010-04-22 Ira Rosen <irar@il.ibm.com>
565 PR tree-optimization/43842
566 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
567 loop unrolling in update of exit phis. Fix comment.
568 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
569 least two reduction statements in the loop before starting SLP
572 2010-04-22 Nick Clifton <nickc@redhat.com>
574 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
576 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
578 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
581 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
583 * tree-parloops.c (loop_parallel_p): New argument
584 parloop_obstack. Pass it down.
585 (parallelize_loops): New variable parloop_obstack. Initialize it,
586 pass it down, free it.
588 * tree-loop-linear.c (linear_transform_loops): Pass down
591 * tree-data-ref.h (lambda_compute_access_matrices): New argument
592 of type struct obstack *.
594 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
595 scratch_obstack. Initialize it, pass down, free it.
597 * lambda.h (lambda_loop_new): Remove.
598 (lambda_matrix_new, lambda_matrix_inverse)
599 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
600 argument of type struct obstack *.
602 * lambda-trans.c (lambda_trans_matrix_new): New argument
603 lambda_obstack. Pass it down, use obstack allocation for ret.
604 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
607 * lambda-mat.c (lambda_matrix_get_column)
608 (lambda_matrix_project_to_null): Remove.
609 (lambda_matrix_new): New argument lambda_obstack. Use obstack
611 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
614 * lambda-code.c (lambda_loop_new): New function.
615 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
616 (lambda_compute_auxillary_space, lambda_compute_target_space)
617 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
618 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
619 (build_access_matrix): New argument lambda_obstack. Use obstack
621 (lambda_compute_step_signs, lambda_compute_access_matrices): New
622 argument lambda_obstack. Pass it down.
624 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
626 * optabs.h (expand_widening_mult): Declare.
628 2010-04-22 Richard Guenther <rguenther@suse.de>
630 PR tree-optimization/43845
631 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
632 lookup the CALL_EXPR function and arguments.
634 2010-04-22 Nick Clifton <nickc@redhat.com>
636 * config/stormy16/stormy16.c
637 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
638 * config/stormy16/stormy16.h: Tidy up formatting.
639 (DONT_USE_BUILTIN_SETJMP): Remove definition.
640 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
641 (ineqbranchsi): Delete pattern.
642 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
643 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
644 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
645 stormy16-lib2-ucmpsi2.c.
647 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
649 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
650 df_simulate_find_noclobber_defs as appropriate. Keep track of an
651 extra set merge_set_noclobber, and use it to relax the final test
653 * df.h (df_simulate_find_noclobber_defs): Declare.
654 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
656 (df_simulate_find_noclobber_defs): New function.
658 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
660 * config/i386/i386.md: Use {} around multi-line preparation statements.
662 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
664 * c-tree.h (push_init_level, pop_init_level, set_init_index)
665 (process_init_element): New argument of type struct obstack *.
667 * c-typeck.c (push_init_level, pop_init_level, set_designator)
668 (set_init_index, set_init_label, set_nonincremental_init)
669 (set_nonincremental_init_from_string, find_init_member)
670 (output_init_element, output_pending_init_elements)
671 (process_init_element): New argument braced_init_obstack. Pass it
673 (push_range_stack, add_pending_init): New argument
674 braced_init_obstack. Use obstack allocation.
676 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
677 braced_init_obstack. Pass it down.
678 (c_parser_braced_init): New variables ret, braced_init_obstack.
679 Initialize obstack, pass it down and finally free it.
681 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
684 * tree-pass.h (pass_optimize_widening_mul): Declare.
685 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
686 gate_optimize_widening_mul): New static functions.
687 (pass_optimize_widening_mul): New.
688 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
689 <case MULT_EXPR>: Remove support for widening multiplies.
690 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
691 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
692 simplify_gen_unary rather than directly building extensions.
693 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
695 * expmed.c (expand_widening_mult): New function.
696 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
698 2010-04-21 Jan Hubicka <jh@suse.cz>
700 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
701 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
702 * lto-wpa-fixup.c: Remove.
703 * Makefile.in (lto-wpa-fixup.o): Remove.
704 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
705 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
706 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
708 2010-04-21 Jan Hubicka <jh@suse.cz>
710 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
711 add write_optimization_summary, read_optimization_summary.
712 (ipa_write_summaries_of_cgraph_node_set): Remove.
713 (ipa_write_optimization_summaries): Declare.
714 (ipa_read_optimization_summaries): Declare.
715 * ipa-cp.c (pass_ipa_cp): Update.
716 * ipa-reference.c (pass_ipa_reference): Update.
717 * ipa-pure-const.c (pass_ipa_pure_const): Update.
718 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
720 * ipa-inline.c (pass_ipa_inline): Update.
721 * ipa.c (pass_ipa_whole_program): Update.
722 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
723 * passes.c (ipa_write_summaries_1): Do not test wpa.
724 (ipa_write_optimization_summaries_1): New.
725 (ipa_write_optimization_summaries): New.
726 (ipa_read_summaries): Do not test ltrans.
727 (ipa_read_optimization_summaries_1): New.
728 (ipa_read_optimization_summaries): New.
730 2010-04-21 Jan Hubicka <jh@suse.cz>
732 * lto-cgraph.c (lto_output_node): Do not output comdat groups
734 (output_cgraph): Do not arrange comdat groups for boundary nodes.
736 2010-04-21 Jakub Jelinek <jakub@redhat.com>
739 * dwarf2out.c (add_name_and_src_coords_attributes): Add
740 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
742 2010-04-21 Jan Hubicka <jh@suse.cz>
744 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
746 2010-04-21 Jan Hubicka <jh@suse.cz>
748 * varpool.c (decide_is_variable_needed): Variable is always needed
751 2010-04-21 Jan Hubicka <jh@suse.cz>
753 * opts.c (decode_options): Enable pure-const pass for whopr.
755 2010-04-21 Jan Hubicka <jh@suse.cz>
757 * cgraph.c (dump_cgraph_node): Dump also assembler name.
758 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
760 (cgraph_decide_inlining): Do not expect callee to be removed in all
763 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
765 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
767 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
769 * config/i386/i386.md (x86_shrd): Add athlon_decode and
770 amdfam10_decode attributes.
772 2010-04-21 Jakub Jelinek <jakub@redhat.com>
775 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
776 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
777 (lower_copyprivate_clauses): Use private var in outer
778 context instead of original var. Make sure the types
779 are correct for VLAs.
781 2010-04-21 Richard Guenther <rguenther@suse.de>
783 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
784 to non-pointer objects.
786 2010-04-21 Jakub Jelinek <jakub@redhat.com>
788 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
789 last chain entry if it starts with the still current label.
790 (add_location_or_const_value_attribute): Check that
791 loc_list->first->next is NULL instead of comparing ->first with ->last.
792 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
793 to add_var_loc_to_decl.
795 * dwarf2out.c (output_call_frame_info): For dw_cie_version
796 >= 4 add also address size and segment size fields into CIE header.
798 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
799 long as address size is the same as sizeof (void *) and
801 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
802 address size or segment size is unexpected, return DW_EH_PE_omit.
803 (classify_object_over_fdes): If get_cie_encoding returned
804 DW_EH_PE_omit, return -1.
805 (init_object): If classify_object_over_fdes returned -1,
806 pretend there were no FDEs at all.
808 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
810 * config/i386/i386.md (bswap<mode>2): Macroize expander from
811 bswap{si,di}2 using SWI48 mode iterator.
812 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
813 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
814 set modrm attribute of bswap insn to 0 and remove length attribute.
815 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
816 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
817 set mode attribute to <MODE> and remove length attribute.
819 2010-04-20 James E. Wilson <wilson@codesourcery.com>
821 PR rtl-optimization/43520
822 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
823 zero available registers.
825 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
827 * builtins.c (fold_builtin_cproj): Fold more cases.
829 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
831 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
832 (fold_builtin_1): Fold builtin cproj.
833 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
834 Use ATTR_CONST_NOTHROW_LIST.
836 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
838 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
839 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
840 ffsi2_no_cmove for !TARGET_CMOVE.
841 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
842 (ffssi2): Remove expander.
843 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
845 (ctz<mode>2): Ditto from ctz{si,di}2.
846 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
848 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
851 2010-04-20 Jakub Jelinek <jakub@redhat.com>
853 * dwarf2out.c (AT_linkage_name): Define.
854 (clone_as_declaration): Handle DW_AT_linkage_name.
855 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
856 of DW_AT_MIPS_linkage_name.
857 (move_linkage_attr): Likewise.
858 (dwarf2out_finish): Likewise.
860 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
863 * fold-const.c (fold_comparison): New folding rule.
865 2010-04-20 Anatoly Sokolov <aesok@post.ru>
867 * double-int.h (double_int_setbit): Declare.
868 * double-int.c (double_int_setbit): New function.
869 * rtl.h (immed_double_int_const): Declare.
870 * emit-rtl.c (immed_double_int_const): New function.
871 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
872 and immed_double_int_const functions.
873 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
874 expand_copysign_bit): (Ditto.).
875 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
876 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
877 * dojump.c (prefer_and_bit_test): (Ditto.).
878 * expr.c (convert_modes, reduce_to_bit_field_precision,
879 const_vector_from_tree): (Ditto.).
880 * expmed.c (mask_rtx, lshift_value): (Ditto.).
882 2010-04-20 Jan Hubicka <jh@suse.cz>
884 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
885 (dump_cgraph_node): Dump new flags.
886 * cgraph.h (struct cgraph_node): Add flags
887 reachable_from_other_partition and in_other_partition.
888 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
889 other partition can not be removed.
890 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
891 the other partition must be output; silence sanity checking on
892 leaking functions bodies from other paritition.
893 * lto-cgraph.c (reachable_from_other_partition_p): New function.
894 (lto_output_node): Output new flags; do not sanity check that inline
895 clones are output; drop lto_forced_extern_inline_p code; do not mock
896 visibility flags at partition boundaries.
897 (add_node_to): New function.
898 (output_cgraph): Use it to sort functions so masters appear before
900 (input_overwrite_node): Input new flags.
901 * passes.c (ipa_write_summaries): Do not call
902 lto_new_extern_inline_states.
903 * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
904 lto_delete_extern_inline_states, lto_force_functions_extern_inline,
905 lto_forced_extern_inline_p): Kill.
906 * lto-streamer.h (lto_new_extern_inline_states,
907 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
908 lto_forced_extern_inline_p): Kill.
910 2010-04-20 Richard Guenther <rguenther@suse.de>
912 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
913 from vars that can have pointers.
914 (process_constraint): Dump useless constraints.
916 2010-04-20 Richard Guenther <rguenther@suse.de>
918 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
919 (dump_sa_points_to_info): Remove asserts.
920 (init_base_vars): nothing_id isn't an escape point nor does it
923 2010-04-20 Jakub Jelinek <jakub@redhat.com>
925 * tree.h (TYPE_REF_IS_RVALUE): Define.
926 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
927 should_move_die_to_comdat, prune_unused_types_walk): Handle
928 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
929 (modified_type_die, gen_reference_type_die): Emit
930 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
931 if TYPE_REF_IS_RVALUE and -gdwarf-4.
933 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
936 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
937 calls for -fpic -m31 if they have been sibcall optimized.
939 2010-04-19 James E. Wilson <wilson@codesourcery.com>
941 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
942 ar.lc fixed and call-used.
944 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
946 2010-04-19 Jan Hubicka <jh@suse.cz>
948 * opts.c (decode_options): Disable whpr incompatible passes.
949 * lto/lto.c (lto_1_to_1_map): Skip clones.
950 (read_cgraph_and_symbols): Do not mark everything as needed.
951 (do_whole_program_analysis): Do map only after optimizing;
952 set proper cgraph_state; use passmanager.
954 2010-04-19 DJ Delorie <dj@redhat.com>
956 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
957 POINTER_PLUS_EXPR and fix them.
959 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
961 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
962 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
963 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
964 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
965 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
966 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
967 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
968 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
969 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
970 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
971 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
973 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
975 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
976 (check_cond_move_block): Likewise.
977 (cond_move_process_if_block): Likewise.
978 (noce_find_if_block): Improve formatting.
979 (find_if_header): Pass 0 to memset and tweak conditions.
980 (cond_exec_find_if_block): Fix long lines and tweak conditions.
982 2010-04-19 Jakub Jelinek <jakub@redhat.com>
984 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
988 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
989 with non-local decl doesn't need chain.
991 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
993 * ira-color.c (allocno_reload_assign): Avoid accumulating
994 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
996 2010-04-19 Martin Jambor <mjambor@suse.cz>
998 * gimple.h (create_tmp_reg): Declare.
999 * gimplify.c (create_tmp_reg): New function.
1000 (gimplify_return_expr): Use create_tmp_reg.
1001 (gimplify_omp_atomic): Likewise.
1002 (gimple_regimplify_operands): Likewise.
1003 * tree-dfa.c (make_rename_temp): Likewise.
1004 * tree-predcom.c (predcom_tmp_var): Likewise.
1005 (reassociate_to_the_same_stmt): Likewise.
1006 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
1007 (get_replaced_param_substitute): Likewise.
1008 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1009 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
1010 * tree-ssa-pre.c (get_representative_for): Likewise.
1011 (create_expression_by_pieces): Likewise.
1012 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
1013 (create_tailcall_accumulator): Likewise.
1015 2010-04-19 Martin Jambor <mjambor@suse.cz>
1017 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
1019 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
1021 2010-04-19 Richard Guenther <rguenther@suse.de>
1023 PR tree-optimization/43796
1024 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
1025 from SCEV in the lattice.
1026 (vrp_visit_phi_node): Dump change.
1028 2010-04-19 Richard Guenther <rguenther@suse.de>
1030 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
1031 * configure: Re-generated.
1033 2010-04-19 Richard Guenther <rguenther@suse.de>
1035 PR tree-optimization/43783
1036 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
1037 constant ARRAY_REF operands two and three if possible.
1039 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
1042 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
1044 2010-04-19 Jie Zhang <jie@codesourcery.com>
1047 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
1049 2010-04-19 Ira Rosen <irar@il.ibm.com>
1051 PR tree-optimization/37027
1052 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
1053 and macro to access it.
1054 (vectorizable_reduction): Add argument.
1055 (vect_get_slp_defs): Likewise.
1056 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
1057 statements for possible use in SLP.
1058 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
1059 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
1060 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
1062 (vectorizable_reduction): Likewise.
1063 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
1065 (vectorizable_type_demotion, vectorizable_type_promotion,
1066 vectorizable_store): Likewise.
1067 (vect_analyze_stmt): Update call to vectorizable_reduction.
1068 (vect_transform_stmt): Likewise.
1069 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
1070 (vect_build_slp_tree): Fix indentation. Check that there are no loads
1071 from different interleaving chains in same node.
1072 (vect_slp_rearrange_stmts): New function.
1073 (vect_supported_load_permutation_p): Allow load permutations for
1074 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
1075 inside SLP nodes if necessary.
1076 (vect_analyze_slp_instance): Handle reductions.
1077 (vect_analyze_slp): Try to build SLP instances originating from groups
1079 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
1080 (vect_get_constant_vectors): Create initial vectors for reductions
1081 according to reduction code. Add new argument.
1082 (vect_get_slp_defs): Add new argument, pass it to
1083 vect_get_constant_vectors.
1084 (vect_schedule_slp_instance): Remove SLP tree root statements.
1086 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1088 * tree.h (ENUM_IS_SCOPED): Define.
1089 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
1090 for ENUM_IS_SCOPED enums.
1092 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
1094 * fold-const.c (fold_comparison): Use ssizetype.
1095 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
1096 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
1097 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
1098 * tree-object-size.c (compute_object_sizes): Use size_type_node.
1100 * tree.h (initialize_sizetypes): Remove parameter.
1101 (build_common_tree_nodes): Remove second parameter.
1102 * stor-layout.c (initialize_sizetypes): Remove parameter.
1103 Always create an unsigned type.
1104 (set_sizetype): Assert that the passed type is unsigned and simplify.
1105 * tree.c (build_common_tree_nodes): Remove second parameter.
1106 Adjust call to initialize_sizetypes.
1107 * c-decl.c (c_init_decl_processing): Remove second argument in call to
1108 build_common_tree_nodes.
1110 2010-04-18 Matthias Klose <doko@ubuntu.com>
1112 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
1114 2010-04-18 Ira Rosen <irar@il.ibm.com>
1116 PR tree-optimization/43771
1117 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
1118 load permutation doesn't have gaps.
1120 2010-04-18 Jan Hubicka <jh@suse.cz>
1122 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
1123 (sse_prologue_save_insn expander): Use new pattern.
1124 (sse_prologue_save_insn1): New pattern and splitter.
1125 (sse_prologue_save_insn): Update to deal also with 64bit aligned
1127 * i386.c (setup_incoming_varargs_64): Do not compute jump
1129 (ix86_gimplify_va_arg): Update alignment needed.
1130 (ix86_local_alignment): Do not align all local arrays to 128bit.
1132 2010-04-17 Jan Hubicka <jh@suse.cz>
1134 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
1136 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1138 * arm.md (negdi2): Remove redundant code to force values into a
1141 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1143 * arm/bpabi.S: Add EABI alignment attributes to objects.
1144 * arm/bpabi-v6m.S: Likewise.
1145 * arm/crti.asm: Likewise.
1146 * arm/crtn.asm: Likewise.
1147 * arm/lib1funcs.asm: Likewise.
1148 * arm/libunwind.S: Likewise.
1150 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1152 * arm-protos.h (tune_params): New structure.
1153 * arm.c (current_tune): New variable.
1154 (arm_constant_limit): Delete.
1155 (struct processors): Add pointer to the tune parameters.
1156 (arm_slowmul_tune): New tuning option.
1157 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
1158 (all_cores): Adjust to pick up the tuning model.
1159 (arm_constant_limit): New function.
1160 (arm_override_options): Select the appropriate tuning model. Delete
1161 initialization of arm_const_limit.
1162 (arm_split_constant): Use the new constant-limit model.
1163 (arm_rtx_costs): Pick up the current tuning model.
1164 * arm.md (is_strongarm, is_xscale): Delete.
1165 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
1166 for Xscale variant architectures.
1167 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
1169 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1171 * config/arm/arm.c (arm_gen_constant): Remove unused variable
1173 (arm_rtx_costs_1): Remove unused variable extra_cost.
1174 (arm_unwind_emit_set): Use variable offset.
1175 (thumb1_output_casesi): Remove unused variable flags.
1177 2010-04-16 Jeff Law <law@redhat.com>
1179 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
1180 needing assignment rather than doing a two-phase assignment. Remove
1181 unused variable 'm'.
1183 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1186 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
1188 2010-04-16 Doug Kwan <dougkwan@google.com>
1190 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
1191 (next_operand_entry_id): New static variable.
1192 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
1193 (add_to_ops_vec): Assigned unique ID to operand entry.
1194 (struct oecount_s): New field ID.
1195 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
1196 (undistribute_ops_list): Assign unique IDs to oecounts.
1197 (init_reassoc): reset next_operand_entry_id.
1199 2010-04-16 Doug Kwan <dougkwan@google.com>
1201 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
1202 missing left parenthesis.
1204 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
1206 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
1207 *btdi_rex64 using SWI48 mode iterator.
1208 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
1209 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
1210 *jcc_btdi_mask_rex64.
1212 2010-04-16 Anatoly Sokolov <aesok@post.ru>
1214 * double-int.h (tree_to_double_int): Convert to macro.
1215 * double-int.c (tree_to_double_int): Remove.
1217 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1220 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
1221 with want_address 2 and in case a single element list might be
1222 possible, call it again with want_address 0.
1224 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1226 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
1227 case 'W' print operands for HI mode.
1228 * config/h8300/h8300.h (Y0, Y2) : New constraints.
1229 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
1230 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
1231 * config/h8300/predicate.md (bit_register_indirect_operand): New.
1233 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
1235 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
1236 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
1237 #xx:3 and #xx:4 mode.
1239 * config/h8300/h8300.md (inverted load with HImode dest): Add
1240 support for H8300SX.
1242 * config/h8300/predicate.md (bit_operand): Allow immediate values that
1243 satisfy 'U' constraint.
1245 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1247 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
1248 * configure: Regenerate.
1249 * config.in: Regenerate.
1250 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
1253 2010-04-16 Richard Guenther <rguenther@suse.de>
1255 * tree.h (struct tree_decl_minimal): Move pt_uid ...
1256 (struct tree_decl_common): ... here.
1257 (DECL_PT_UID): Adjust.
1258 (SET_DECL_PT_UID): Likewise.
1259 (DECL_PT_UID_SET_P): Likewise.
1261 2010-04-16 Richard Guenther <rguenther@suse.de>
1263 PR tree-optimization/43572
1264 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
1265 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
1266 * tree-flow.h (is_call_clobbered): Remove.
1267 * tree-flow-inline.h (is_call_clobbered): Likewise.
1268 * tree-dfa.c (dump_variable): Do not dump call clobber state.
1269 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
1270 (execute_return_slot_opt): Adjust.
1271 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
1272 check for call clobbered vars here.
1273 (find_tail_calls): Move tailcall verification to the
1276 2010-04-16 Diego Novillo <dnovillo@google.com>
1278 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
1280 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1283 * config/arm/arm.md (cbranchqi4): New pattern.
1284 * config/arm/predicates.md (const0_operand,
1285 cbranchqi4_comparison_operator): New predicates.
1287 2010-04-16 Richard Guenther <rguenther@suse.de>
1289 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
1290 (dump_gimple_stmt): Likewise.
1292 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1294 * recog.h (struct recog_data): New field is_operator.
1295 (struct insn_operand_data): New field is_operator.
1296 * recog.c (extract_insn): Set recog_data.is_operator.
1297 * genoutput.c (output_operand_data): Emit code to set the
1299 * reload.c (find_reloads): Use it rather than testing for an
1300 empty constraint string.
1303 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
1304 If the previous insn is a cbranchsi4_insn with the same arguments,
1305 omit the compare instruction.
1307 * config/arm/arm.md (addsi3_cbranch): If destination is a high
1308 register, inputs must be low registers and we need a low register
1309 scratch. Handle alternative 2 like alternative 3.
1311 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1313 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
1314 don't call get_addr on both. If one expression is a VALUE and
1315 the other a REG, check VALUE's locs if the REG isn't among them.
1317 2010-04-16 Christian Bruel <christian.bruel@st.com>
1319 * config/sh/sh.h (sh_frame_pointer_required): New function.
1320 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
1321 (flag_omit_frame_pointer) Set.
1322 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
1323 (rounded_frame_size): Adjust size with outgoing_args_size.
1324 (sh_set_return_address): Must return from stack pointer.
1325 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
1326 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1327 (ACCUMULATE_OUTGOING_ARGS): Define.
1328 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
1329 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
1331 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1334 * config/sh/sh.c (sh_legitimize_reload_address): Use
1335 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
1336 Remove a unneeded check for offset_base.
1338 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
1340 * configure: Regenerated.
1342 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1344 * config/s390/s390.c (s390_call_save_register_used): Switch back
1345 to HARD_REGNO_NREGS.
1347 2010-04-15 Richard Guenther <rguenther@suse.de>
1349 * alias.c (alias_set_subset_of): Handle alias-set zero
1352 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
1353 Julian Brown <julian@codesourcery.com>
1355 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
1356 alternatives according to use of high and low regs.
1357 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
1358 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
1359 optimizing for size on Thumb-2.
1361 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
1363 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
1365 2010-04-15 Richard Guenther <rguenther@suse.de>
1367 * tree-ssa-structalias.c (struct variable_info): Add
1369 (new_var_info): Initialize it.
1370 (dump_constraints): Support printing last added constraints.
1371 (debug_constraints): Adjust.
1372 (dump_constraint_graph): Likewise.
1373 (make_heapvar_for): Check for NULL cfun.
1374 (get_function_part_constraint): New function.
1375 (get_fi_for_callee): Likewise.
1376 (find_func_aliases): Properly implement IPA PTA constraints.
1377 (process_ipa_clobber): New function.
1378 (find_func_clobbers): Likewise.
1379 (insert_into_field_list_sorted): Remove.
1380 (create_function_info_for): Properly allocate vars for IPA mode.
1381 Do not use insert_into_field_list_sorted.
1382 (create_variable_info_for): Properly generate constraints for
1383 global vars in IPA mode.
1384 (dump_solution_for_var): Always dump the solution.
1385 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
1386 (find_what_var_points_to): Adjust.
1387 (pt_solution_set): Change.
1388 (pt_solution_ior_into): New function.
1389 (pt_solution_empty_p): Export.
1390 (pt_solution_includes_global): Adjust.
1391 (pt_solution_includes_1): Likewise.
1392 (pt_solutions_intersect_1): Likewise.
1393 (dump_sa_points_to_info): Check some invariants.
1394 (solve_constraints): Move constraint dumping ...
1395 (compute_points_to_sets): ... here.
1396 (ipa_pta_execute): ... and here.
1397 (compute_may_aliases): Do not re-compute points-to info
1398 locally if IPA info is available.
1399 (ipa_escaped_pt): New global var.
1400 (ipa_pta_execute): Properly implement IPA PTA.
1401 * tree-into-ssa.c (dump_decl_set): Support dumping
1402 decls not in referenced-vars.
1403 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
1404 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
1405 (dump_points_to_solution): Likewise.
1406 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
1407 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
1408 (remap_gimple_stmt): Reset call clobber/use information if necessary.
1409 (copy_decl_to_var): Copy DECL_PT_UID.
1410 (copy_result_decl_to_var): Likewise.
1411 * tree.c (make_node_stat): Initialize DECL_PT_UID.
1412 (copy_node_stat): Copy it.
1413 * tree.h (DECL_PT_UID): New macro.
1414 (SET_DECL_PT_UID): Likewise.
1415 (DECL_PT_UID_SET_P): Likewise.
1416 (struct tree_decl_minimal): Add pt_uid member.
1417 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
1418 (pt_solution_empty_p): Declare.
1419 (pt_solution_set): Adjust.
1420 (ipa_escaped_pt): Declare.
1421 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
1422 * gimple-pretty-print.c (pp_points_to_solution): New function.
1423 (dump_gimple_call): Dump call clobber/use information.
1424 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
1425 * tree-pass.h (TDF_ALIAS): New dump option.
1426 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
1427 * doc/invoke.texi (-fipa-pta): Update documentation.
1429 2010-04-15 Richard Guenther <rguenther@suse.de>
1431 * Makefile.in (OBJS-common): Add gimple-fold.o.
1432 (gimple-fold.o): New rule.
1433 * tree.h (maybe_fold_offset_to_reference,
1434 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
1436 * gimple.h: ... here.
1437 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
1438 may_propagate_address_into_dereference): Move prototypes ...
1439 * gimple.h: ... here.
1440 * tree-ssa-ccp.c (get_symbol_constant_value,
1441 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
1442 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
1443 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
1444 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
1445 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
1446 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
1447 gimplify_and_update_call_from_tree): Move ...
1448 * gimple-fold.c: ... here. New file.
1449 (ccp_fold_builtin): Rename to ...
1450 (gimple_fold_builtin): ... this.
1451 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
1453 2010-04-15 Richard Guenther <rguenther@suse.de>
1455 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
1456 fit_double_type, force_fit_type_double, add_double_with_sign,
1457 neg_double, mul_double_with_sign, lshift_double, rshift_double,
1458 lrotate_double, rrotate_double, div_and_round_double): Move ...
1459 * double-int.c: ... here.
1460 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
1461 add_double, neg_double, mul_double_with_sign, mul_double,
1462 lshift_double, rshift_double, lrotate_double, rrotate_double,
1463 div_and_round_double): Move prototypes ...
1464 * double-int.h: ... here.
1466 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
1469 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
1470 matching constraints to ensure inputs match the output.
1472 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1475 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
1476 in an input-only operand.
1478 2010-04-15 Anatoly Sokolov <aesok@post.ru>
1480 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
1481 (double_int_not, double_int_lshift, double_int_rshift): Declare.
1482 (double_int_negative_p): Convert to static inline function.
1483 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
1484 (double_int_negative_p): Remove.
1485 * tree.h (lshift_double, rshift_double):
1486 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
1487 * fold-const.c (fold_convert_const_int_from_real,
1488 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
1489 (lshift_double): Change type of arith argument to bool.
1490 (rshift_double): Change type of arith argument to bool. Correct
1492 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1494 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
1497 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
1498 at the start and end of the then/else blocks, and omit them from the
1500 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
1501 argument; all callers changed. Pass zero to old_insns_match_p instead.
1502 (flow_find_head_matching_sequence): New function.
1503 (old_insns_match_p): Check REG_EH_REGION notes for calls.
1504 * basic-block.h (flow_find_cross_jump,
1505 flow_find_head_matching_sequence): Declare functions.
1507 2010-04-14 Jason Merrill <jason@redhat.com>
1510 * c-common.c (attribute_takes_identifier_p): New fn.
1511 * c-common.h: Declare it.
1513 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1515 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1517 (*udivmod<mode>4): Ditto.
1519 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1521 * config/i386/i386.md (maxmin_int): Rename code attribute from
1522 maxminiprefix and update all users.
1523 (maxmin_float): Ditto from maxminfprefix.
1524 (logic): Ditto from logicprefix.
1525 (absneg_mnemonic): Ditto from absnegprefix.
1526 * config/i386/mmx.md: Update all users of maxminiprefix,
1527 maxminfprefix and logicprefix for rename.
1528 * config/i386/sse.md: Ditto.
1529 * config/i386/sync.md (sync_<code><mode>): Update for
1532 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1535 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1536 warnings converted to errors.
1538 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1540 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1541 used insn_type variable.
1542 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1543 to avoid set-but-not-used warning.
1545 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1547 * df-core.c (df_ref_debug): Change format string placeholder
1549 * dwarf2asm.c (dw2_asm_output_data_raw,
1550 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1551 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1552 * dwarf2out.c (output_cfi, output_cfi_directive,
1553 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1554 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1556 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1557 * print-rtl.c (print_rtx): Ditto.
1559 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1562 * builtins.c (expand_builtin_pow_root): New function to expand pow
1563 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1564 series of sqrt and cbrt calls under -ffast-math.
1565 (expand_builtin_pow): Call it.
1567 2010-04-14 Michael Matz <matz@suse.de>
1569 PR tree-optimization/42963
1570 * tree-cfg.c (touched_switch_bbs): New static variable.
1571 (group_case_labels_stmt): New function broken out from ...
1572 (group_case_labels): ... here, use the above.
1573 (start_recording_case_labels): Allocate touched_switch_bbs.
1574 (end_recording_case_labels): Deallocate it, call
1575 group_case_labels_stmt.
1576 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1578 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1580 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1583 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1585 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1587 2010-04-13 Jan Hubicka <jh@suse.cz>
1589 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1590 of optimized out static functions.
1591 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1592 cost computation. Also sanity check for overflows.
1593 (update_caller_keys): Update cgraph_edge_badness call; properly
1594 update fibheap and sanity check that it is up to date.
1595 (add_new_edges_to_heap): Update cgraph_edge_badness.
1596 (cgraph_decide_inlining_of_small_function): Likewise;
1597 add sanity checking that badness in heap is up to date;
1598 improve dumping of reason; Update badness of calls to the
1599 offline copy of function currently inlined; dump badness
1600 of functions not inlined because of unit growth limits.
1602 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1605 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1606 because of sign-extension change when converting to sizetype here...
1607 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1609 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1610 the folding to constants. Remove redundant final conversion.
1611 (fold_binary) <associate>: Do not associate if the re-association of
1612 constants alone overflows.
1613 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1614 to the end of the list.
1615 (multiple_of_p) <COND_EXPR>: New case.
1617 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1619 * opt-functions.awk (opt_sanitized_name): New.
1621 * optc-gen.awk: Use it
1622 * opth-gen.awk: Use it.
1624 2010-04-13 Martin Jambor <mjambor@suse.cz>
1626 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1627 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1628 children. Call replace_uses_with_default_def_ssa_name to handle
1631 2010-04-13 Michael Matz <matz@suse.de>
1634 * builtins.c (expand_builtin_interclass_mathfn): Also create
1635 a register if the predicate doesn't match.
1637 2010-04-13 Diego Novillo <dnovillo@google.com>
1639 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1640 * c-pch.c: Include timevar.h.
1641 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1642 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1643 * ggc-common.c: Include timevar.h.
1644 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1645 * timevar.def (TV_PCH_SAVE): Define.
1646 (TV_PCH_CPP_SAVE): Define.
1647 (TV_PCH_PTR_REALLOC): Define.
1648 (TV_PCH_PTR_SORT): Define.
1649 (TV_PCH_RESTORE): Define.
1650 (TV_PCH_CPP_RESTORE): Define.
1652 2010-04-13 Michael Matz <matz@suse.de>
1654 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1656 (can_reassociate_p): New function.
1657 (break_up_subtract_bb, reassociate_bb): Use it.
1659 2010-04-13 Richard Guenther <rguenther@suse.de>
1662 * builtins.c (c_readstr): Fix assert.
1664 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1666 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1667 when generating cltd insn.
1669 (*ashl<mode>3_1): Remove special handling for register operand 2.
1670 (*ashlsi3_1_zext): Ditto.
1671 (*ashlhi3_1): Ditto.
1672 (*ashlhi3_1_lea): Ditto.
1673 (*ashlqi3_1): Ditto.
1674 (*ashlqi3_1_lea): Ditto.
1675 (*<shiftrt_insn><mode>3_1): Ditto.
1676 (*<shiftrt_insn>si3_1_zext): Ditto.
1677 (*<shiftrt_insn>qi3_1_slp): Ditto.
1678 (*<rotate_insn><mode>3_1): Ditto.
1679 (*<rotate_insn>si3_1_zext): Ditto.
1680 (*<rotate_insn>qi3_1_slp): Ditto.
1682 2010-04-13 Richard Guenther <rguenther@suse.de>
1684 * tree-ssa-structalias.c (callused_id): Remove.
1685 (call_stmt_vars): New.
1686 (get_call_vi): Likewise.
1687 (lookup_call_use_vi): Likewise.
1688 (lookup_call_clobber_vi): Likewise.
1689 (get_call_use_vi): Likewise.
1690 (get_call_clobber_vi): Likewise.
1691 (make_transitive_closure_constraints): Likewise.
1692 (handle_const_call): Adjust to do per-call call-used handling.
1693 (handle_pure_call): Likewise.
1694 (find_what_var_points_to): Remove general callused handling.
1695 (init_base_vars): Likewise.
1696 (init_alias_vars): Initialize call_stmt_vars.
1697 (compute_points_to_sets): Process call-used and call-clobbered
1698 vars for call statements.
1699 (delete_points_to_sets): Free call_stmt_vars.
1701 2010-04-13 Richard Guenther <rguenther@suse.de>
1703 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1704 Only add RW dependence for dependence distance zero.
1705 Adjust maximal vectorization factor according to dependences.
1706 Move alignment handling ...
1707 (vect_find_same_alignment_drs): ... here. New function.
1708 (vect_analyze_data_ref_dependences): Adjust.
1709 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1710 (vect_analyze_data_refs): Adjust minimal vectorization factor
1711 according to data references.
1712 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1713 dependences before determining the vectorization factor.
1714 Analyze alignment after determining the vectorization factor.
1715 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1716 dependences before alignment.
1717 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1719 (vect_analyze_data_refs): Likewise.
1720 (MAX_VECTORIZATION_FACTOR): New define.
1722 2010-04-13 Duncan Sands <baldrick@free.fr>
1724 * except.h (lang_eh_type_covers): Remove.
1725 * except.c (lang_eh_type_covers): Likewise.
1727 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1728 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1730 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1731 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1732 UNITS_PER_LONG where it is ABI relevant.
1733 (s390_return_addr_rtx): Likewise.
1734 (s390_back_chain_rtx): Likewise.
1735 (s390_frame_area): Likewise.
1736 (s390_frame_info): Likewise.
1737 (s390_initial_elimination_offset): Likewise.
1738 (save_gprs): Likewise.
1739 (s390_emit_prologue): Likewise.
1740 (s390_emit_epilogue): Likewise.
1741 (s390_function_arg_advance): Likewise.
1742 (s390_function_arg): Likewise.
1743 (s390_va_start): Likewise.
1744 (s390_gimplify_va_arg): Likewise.
1745 (s390_function_profiler): Likewise.
1746 (s390_optimize_prologue): Likewise.
1747 (s390_rtx_costs): Likewise.
1748 (s390_secondary_reload): Likewise.
1749 (s390_promote_function_mode): Likewise.
1750 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1751 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1752 registers available.
1753 (s390_unwind_word_mode): New function.
1754 (s390_function_value): Split 64 bit values into register pair if
1755 used as return value.
1756 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1757 function call parameters. Handle parallels.
1758 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1759 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1760 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1761 (s390_expand_setmem): Remove unused variable src_addr.
1762 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1763 deal with 64 bit registers.
1764 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1765 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1766 (UNITS_PER_LONG): New macro.
1767 * libjava/include/s390-signal.h: Define extended ucontext
1768 structure containing the upper halfs of the 64 bit registers.
1770 2010-04-13 Simon Baldwin <simonb@google.com>
1772 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1774 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1776 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1777 rvalue on the RHS if the LHS is of a non-renamable type.
1778 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1780 2010-04-13 Matthias Klose <doko@ubuntu.com>
1782 * gcc.c (cc1_options): Handle -iplugindir before processing
1783 the cc1 spec. Only add -iplugindir once.
1784 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1786 * common.opt (iplugindir): Remove `Separate' property, initialize.
1787 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1789 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1790 (distclean): Remove plugin dir.
1791 * doc/invoke.texi: Document -iplugindir.
1793 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1795 * doc/plugins.texi (Loading Plugins): Document short
1796 -fplugin=foo option.
1797 (Plugin API): Mention default_plugin_dir_name function.
1799 * gcc.c (find_file_spec_function): Add new declaration.
1800 (static_spec_func): Use it for "find-file".
1801 (find_file_spec_function): Add new function.
1802 (cc1_options): Add -iplugindir option if -fplugin* options found.
1804 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1806 * plugin.c (add_new_plugin): Updated comment, and handle short
1808 (default_plugin_dir_name): Added new function.
1810 * common.opt (iplugindir): New option to set the plugin directory.
1812 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1814 * config/i386/i386.md (any_rotate): New code iterator.
1815 (rotate_insn): New code attribute.
1817 (SWIM124): New mode iterator.
1818 (<rotate_insn>ti3): New expander.
1819 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1820 any_rotate code iterator.
1821 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1822 using any_rotate code iterator and SWIM124 mode iterator.
1823 (ix86_rotlti3): New insn_and_split pattern.
1824 (ix86_rotrti3): Ditto.
1825 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1826 ix86_rotl{di,ti}3 patterns.
1827 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1828 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1829 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1830 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1831 code iterator and SWI mode iterator.
1832 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1833 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1835 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1836 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1837 (bswap rotatert splitter): Add splitter.
1838 (bswap splitter): Macroize splitter using any_rotate code iterator.
1839 Add insn predicate to split only for TARGET_USE_XCHGB or when
1840 optimizing function for size.
1842 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1844 * config/pa/pa.c (emit_move_sequence): Remove use of
1845 deleted variable flag_argument_noalias.
1847 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1849 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1851 Add to unsupported targets list.
1852 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1853 sparc*-sun-solaris2.[567]* from target lists.
1854 * configure: Regenerate.
1855 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1857 Remove Solaris 7 patch references.
1858 (Specific, sparc-sun-solaris2.7): Removed.
1859 (sparc-sun-solaris2*): Update Solaris 7 example.
1860 (sparc64-*-solaris2*): Likewise.
1862 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1864 * config.build (alpha*-dec-osf4*): Remove.
1865 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1866 of obsolete configurations.
1867 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1869 * config/alpha/t-osf4: Renamed to ...
1870 * config/alpha/t-osf5: ... this.
1871 * config/alpha/osf.h: Renamed to ...
1872 * config/alpha/osf5.h: ... this.
1873 Merged old osf5.h contents.
1875 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1876 (EXTRA_SPECS): Removed.
1877 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1878 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1881 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1883 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1885 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
1888 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1889 __thiscall convention.
1891 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1893 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1895 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1897 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1899 * function.c (assign_parms_initialize_all): Add unused attribute
1902 2010-04-12 Richard Guenther <rguenther@suse.de>
1904 * gsstruct.def (GSS_CALL): New.
1905 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1906 * gimple.h: Include tree-ssa-alias.h.
1907 (struct gimple_statement_call): New.
1908 (union gimple_statement_struct_d): Add gimple_call member.
1909 (gimple_call_reset_alias_info): Declare.
1910 (gimple_call_use_set): New function.
1911 (gimple_call_clobber_set): Likewise.
1912 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1913 * gimple.c (gimple_call_reset_alias_info): New function.
1914 (gimple_build_call_1): Call it.
1915 * lto-streamer-in.c (input_gimple_stmt): Likewise.
1916 * tree-inline.c (remap_gimple_stmt): Likewise.
1917 (expand_call_inline): Remove callused handling.
1918 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1919 * tree-dfa.c (dump_variable): Likewise.
1920 * tree-parloops.c (parallelize_loops): Likewise.
1921 * tree-ssa.c (init_tree_ssa): Likewise.
1922 (delete_tree_ssa): Likewise.
1923 * tree-flow-inline.h (is_call_used): Remove.
1924 * tree-flow.h (struct gimple_df): Remove callused member.
1925 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1926 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1927 (ref_maybe_used_by_call_p_1): Simplify.
1928 (call_may_clobber_ref_p_1): Likewise.
1929 * tree-ssa-structalias.c (compute_points_to_sets): Set
1930 the call stmt used and clobbered sets.
1931 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1932 (find_tail_calls): Verify the tail call.
1934 2010-04-12 Richard Guenther <rguenther@suse.de>
1936 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1937 single-iteration always-inline inlining.
1938 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1939 (cgraph_decide_inlining): Do not handle always-inline specially.
1940 (try_inline): Remove always-inline cycle detection special case.
1941 Do not recurse on always-inlines.
1942 (cgraph_early_inlining): Do not iterate if not optimizing.
1943 (cgraph_gate_early_inlining): remove.
1944 (pass_early_inline): Run unconditionally.
1945 (gate_cgraph_decide_inlining): New function.
1946 (pass_ipa_inline): Use it. Do not run the IPA inliner if
1947 not inlining or optimizing.
1948 (cgraph_decide_inlining_of_small_functions): Also consider
1949 always-inline functions.
1950 (cgraph_default_inline_p): Return true for nodes which should
1951 disregard inline limits.
1952 (estimate_function_body_sizes): Assume zero size and time for
1953 nodes which are marked as disregarding inline limits.
1954 (cgraph_decide_recursive_inlining): Do not perform recursive
1955 inlining on always-inline nodes.
1957 2010-04-12 Jakub Jelinek <jakub@redhat.com>
1960 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1961 for exprs satisfying handled_component_p.
1963 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
1965 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1966 non-constant aggregate elements.
1968 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1969 is a real initialization.
1971 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
1974 * c-decl.c (start_function): Move forward check for nested function.
1976 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1978 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1979 * config/sh/sh.c: Include reload.h.
1980 (sh_legitimize_reload_address): New.
1981 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1982 sh_legitimize_reload_address.
1984 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1986 * config/sh/sh.md (*movqi_pop): New insn pattern.
1987 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1989 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1991 * config/i386/i386.md (any_shiftrt): New code iterator.
1992 (shiftrt_insn): New code attribute.
1994 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1995 using any_shiftrt code iterator.
1996 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1997 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1998 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1999 pattern from corresponding peephole2 patterns.
2000 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
2001 using any_shiftrt code iterator.
2002 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
2003 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
2004 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
2005 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
2006 *{ashr,lshr}<mode>3_cmp_zext.
2007 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
2009 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2011 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
2013 (*lshr<mode>3_cconly): Ditto.
2015 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2017 * config/i386/i386.md (lshr<mode>3): Macroize expander from
2018 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2019 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2020 pattern from *lshr{di,ti}3_1 and corresponding splitters using
2022 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2023 from corresponding peephole2 patterns.
2024 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
2025 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
2026 and *lshrdi3_1_rex64 using SWI mode iterator.
2027 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
2028 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
2029 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
2030 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
2031 and *lshrdi3_cmp_rex64 using SWI mode iterator.
2032 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
2033 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
2034 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
2035 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
2038 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
2040 * config/i386/i386.md (ashr<mode>3): Macroize expander from
2041 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2042 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2043 pattern from *ashr{di,ti}3_1 and corresponding splitters using
2045 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2046 from corresponding peephole2 patterns.
2047 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
2048 (ashrsi3_cvt): Rename from ashrsi3_31.
2049 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
2050 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
2051 and x86_64_shift_adj_3 using SWI48 mode iterator.
2052 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
2053 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
2054 and *ashrdi3_1_rex64 using SWI mode iterator.
2055 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
2056 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
2057 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
2058 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
2059 and *ashrdi3_cmp_rex64 using SWI mode iterator.
2060 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
2061 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
2062 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
2063 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
2065 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
2066 * config/i386/i386.c (ix86_split_ashr): Update for renamed
2067 x86_shift<mode>_adj_3 expanders.
2069 2010-04-10 Wei Guozhi <carrot@google.com>
2072 * config/arm/arm.c (arm_pic_static_addr): New function.
2073 (legitimize_pic_address): Call arm_pic_static_addr when it detects
2075 (arm_output_addr_const_extra): Output expression for new pattern.
2076 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
2078 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
2080 * ira-costs.c (record_reg_classes): Ignore alternatives that are
2083 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
2084 * web.c: Include "insn-config.h" and "recog.h".
2085 (union_match_dups): New function.
2086 (web_main): Call it.
2087 (union_defs): Don't try to recognize match_dups.
2089 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
2090 if doing so would replace the entire pattern.
2092 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2096 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
2097 and splitter pattern. Change splitter operand 1 predicate to
2100 2010-04-09 Martin Jambor <mjambor@suse.cz>
2102 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
2103 lattices are addresses of CONST_DECLs with the same initial value.
2104 (ipcp_print_all_lattices): Print values of CONST_DECLs.
2105 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
2107 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
2108 Bernd Schmidt <bernds@codesourcery.com>
2110 * loop-invariant.c (replace_uses): New static function.
2111 (move_invariant_reg): Use it to ensure we can replace the uses.
2113 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
2115 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
2117 (picochip_override_options): Enable section anchors only above -O1.
2118 (picochip_reorg): Fixed a couple of build warnings.
2120 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2122 * configure.ac (plugin -rdynamic test): Log result.
2123 * configure: Regenerate.
2124 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
2125 (RDYNAMIC_SPEC): Define.
2126 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
2128 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2130 * configure.ac: Determine Sun ld version numbers.
2131 (comdat_group): Restrict GNU ld version checks to gld.
2132 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
2133 (enable_comdat): Support --enable-comdat.
2134 * configure: Regenerate.
2135 * doc/install.texi (Configuration): Document --enable-comdat.
2137 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2139 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
2140 * config/sol2-gld.h: ... here.
2141 * config.gcc (sparc*-*-solaris2*): Reflect this.
2142 (i[34567]86-*-solaris2*): Use it.
2144 2010-04-09 Steve Ellcey <sje@cup.hp.com>
2146 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
2148 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
2150 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2153 * diagnostic.c (diagnostic_initialize): Initialize
2154 some_warnings_are_errors.
2155 (diagnostic_finish): New.
2156 (diagnostic_action_after_output): Call it before exiting.
2157 (diagnostic_report_diagnostic): Do not print message here. Set
2158 some_warnings_are_errors.
2159 * diagnostic.h (diagnostic_context): Delete
2160 issue_warnings_are_errors_message. Add some_warnings_are_errors.
2161 (diagnostic_finish): Declare.
2162 * toplev.c (toplev_main): Call it before exit.
2164 2010-04-09 Jason Merrill <jason@redhat.com>
2167 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
2168 for incomplete type.
2171 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
2172 based on a warning flag.
2174 2010-04-09 Richard Guenther <rguenther@suse.de>
2176 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
2178 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
2181 * varasm.c (default_assemble_visibility): Wrap vars that are
2182 set, but unused, by targets without GAS.
2183 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
2184 Remove set, but unused, vars.
2185 (rs6000_legitimize_tls_address): Likewise.
2186 (altivec_expand_dst_builtin): Likewise.
2187 * config/darwin.c (machopic_classify_symbol): Likewise.
2188 (machopic_indirection_name): Likewise.
2190 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2192 * config/i386/i386.md (DWI): New mode iterator.
2193 (S): New mode attribute.
2194 (shift_operand): Ditto.
2195 (shift_immediate_operand): Ditto.
2196 (ashl_input_operand): Ditto.
2197 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
2198 using SDWIM mode iterator.
2199 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
2200 pattern from *ashl{di,ti}3_1 and corresponding splitters using
2202 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
2203 from corresponding peephole2 patterns.
2204 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
2205 and x86_64_shift_adj_1 using SWI48 mode iterator.
2206 (x86_shift<mode>_adj_2): Ditto.
2207 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
2208 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
2209 using SWI48 mode iterator.
2210 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
2211 *ashldi3_cmp_rex64 using SWI mode iterator.
2212 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
2213 *ashldi3_cconly_rex64 using SWI mode iterator.
2214 * config/i386/i386.c (ix86_split_ashl): Update for renamed
2215 x86_shift<mode>_adj_{1,2}.
2216 (ix86_split_ashr): Ditto.
2217 (ix86_split_lshr): Ditto.
2219 2010-04-09 Richard Guenther <rguenther@suse.de>
2221 * target.h (builtin_conversion): Pass in input and output types.
2222 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
2223 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
2224 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
2225 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
2227 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
2229 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
2231 2010-04-09 Richard Guenther <rguenther@suse.de>
2234 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
2236 2010-04-09 Richard Guenther <rguenther@suse.de>
2238 * tree-vectorizer.h (struct _stmt_vec_info): Document
2239 that vectype is the type of the LHS.
2240 (supportable_widening_operation, supportable_narrowing_operation):
2241 Get both input and output vector types as arguments.
2242 (vect_is_simple_use_1): Declare.
2243 (get_same_sized_vectype): Likewise.
2244 * tree-vect-loop.c (vect_determine_vectorization_factor):
2245 Set STMT_VINFO_VECTYPE to the vector type of the def.
2246 (vectorizable_reduction): Adjust.
2247 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
2248 Adjust. Specify the output vector type.
2249 (vect_pattern_recog_1): Adjust.
2250 * tree-vect-stmts.c (get_same_sized_vectype): New function.
2251 (vectorizable_call): Adjust.
2252 (vectorizable_conversion): Likewise.
2253 (vectorizable_operation): Likewise.
2254 (vectorizable_type_demotion): Likewise.
2255 (vectorizable_type_promotion): Likewise.
2256 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
2258 (vect_is_simple_use_1): New function.
2259 (supportable_widening_operation): Get both input and output
2261 (supportable_narrowing_operation): Likewise.
2262 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
2264 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
2266 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
2267 __thiscall and _thiscall as predefined macros.
2268 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
2269 thiscall attribute handling.
2270 (ix86_comp_type_attributes): Likewise.
2271 (ix86_function_regparm): Likewise.
2272 (ix86_return_pops_args): Likewise.
2273 (init_cumulative_args): Likewise.
2274 (find_drap_reg): Likewise.
2275 (ix86_static_chain): Likewise.
2276 (x86_this_parameter): Likewise.
2277 (x86_output_mi_thunk): Likewise.
2278 (ix86_attribute_table): Add description for thiscall attribute.
2279 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
2280 * doc/extend.texi: Add documentation for thiscall.
2282 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2285 * c.opt (Wint-to-pointer-cast): Available in C++.
2286 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
2288 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
2290 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
2291 * calls.c (expand_call): Pass the function type to aggregate_value_p.
2292 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
2293 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
2294 function type instead. Reorder and simplify checks.
2296 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
2298 2010-04-08 Jing Yu <jingyu@google.com>
2299 Zdenek Dvorak <ook@ucw.cz>
2301 PR tree-optimization/42720
2302 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
2303 loop unswitch conditions here from ...
2304 (tree_unswitch_single_loop): ... here.
2306 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2308 * tree-if-conv.c: Fix comments and simplify logic.
2310 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2312 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
2313 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
2314 (main_tree_if_conversion): Update call to tree_if_conversion.
2316 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2319 * doc/invoke.texi (-b,-V): Delete.
2320 * doc/tm.texi: Do not mention -b.
2321 * gcc.c (display_help): Delete -b and -V.
2322 (process_command): Delete -b and -V.
2323 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
2325 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
2326 Wolfgang Gellerich <gellerich@de.ibm.com>
2328 Implement target hook for loop unrolling
2329 * target.h (loop_unroll_adjust): Add a new target hook function.
2330 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
2331 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
2332 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
2333 (s390_loop_unroll_adjust): Implement the new target hook for s390.
2334 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
2336 (decide_unroll_stupid): Likewise.
2338 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2341 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
2343 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2345 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
2346 (Specific, *-*-solaris2*): Likewise.
2347 Don't prefer Sun as over GNU as.
2349 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
2351 * config/s390/s390.c (override_options): Adjust the z10
2352 defaults for max-unroll-times, max-completely-peeled-insns
2353 and max-completely-peel-times.
2355 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2357 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
2358 instructions for z10.
2359 (s390_expand_setmem): Likewise.
2360 (s390_expand_cmpmem): Likewise.
2362 2010-04-08 Richard Guenther <rguenther@suse.de>
2364 PR tree-optimization/43679
2365 * tree-ssa-pre.c (eliminate): Only propagate copies.
2367 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2370 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
2371 set but not used variable warning.
2373 2010-04-08 Wei Guozhi <carrot@google.com>
2376 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
2377 (arm_size_rtx_costs): Call the new function when optimized for size.
2379 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2382 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
2383 op0 is not a MEM, just return NULL instead of assertion
2385 (discover_nonconstant_array_refs): Don't walk debug stmts.
2387 2010-04-08 Doug Kwan <dougkwan@google.com>
2389 * configure.ac: Recognize gold and do not use its version number
2390 to test ld features.
2391 * configure: Regenerate.
2393 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
2396 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
2397 (negate_value): Move code to push elements to broken_up_substracts ...
2398 (eliminate_plus_minus_pair): ... here. Push operands that have no
2399 negative pair to plus_negates.
2400 (repropagate_negates, init_reassoc, fini_reassoc): Update.
2402 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2404 * doc/install.texi (Configuration): Move description of
2405 --enable-lto, --with-libelf*, --enable-gold from Java section to
2408 * doc/generic.texi (Working with declarations)
2409 (Function Properties, C and C++ Trees): Fix typos.
2410 * doc/sourcebuild.texi (Top Level): Likewise.
2412 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2415 * tree.h (DECL_READ_P): Define.
2416 (struct tree_decl_common): Add decl_read_flag.
2417 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
2418 a set but not used warning.
2419 (merge_decls): Merge DECL_READ_P flag.
2420 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
2421 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
2422 * c-common.c (handle_used_attribute, handle_unused_attribute):
2424 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
2426 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
2428 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
2429 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
2430 c_parser_binary_expression, c_parser_cast_expression,
2431 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
2432 Call default_function_array_read_conversion instead of
2433 default_function_array_conversion where needed.
2434 (c_parser_unary_expression, c_parser_conditional_expression,
2435 c_parser_postfix_expression_after_primary, c_parser_initelt):
2436 Likewise. Call mark_exp_read where needed.
2437 (c_parser_statement_after_labels, c_parser_asm_operands,
2438 c_parser_typeof_specifier, c_parser_sizeof_expression,
2439 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
2441 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
2443 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
2444 (warn_unused_but_set_parameter): Default to warn_unused
2446 * doc/invoke.texi: Document -Wunused-but-set-variable and
2447 -Wunused-but-set-parameter.
2449 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
2450 used count variable.
2451 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
2452 when operandN variables aren't used in the body of the expander
2454 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
2455 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
2456 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
2457 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
2458 FOR_EACH_IMM_USE_ON_STMT): Likewise.
2459 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
2460 * tree.c (PROCESS_ARG): Likewise.
2462 2010-04-07 Simon Baldwin <simonb@google.com>
2464 * diagnostic.h (diagnostic_override_option_index): New macro to
2465 set a diagnostic's option_index.
2466 * c-tree.h (c_cpp_error): Add warning reason argument.
2467 * opts.c (_warning_as_error_callback): New.
2468 (register_warning_as_error_callback): Store callback for
2469 warnings enabled via enable_warning_as_error.
2470 (enable_warning_as_error): Call callback, minor code tidy.
2471 * opts.h (register_warning_as_error_callback): Declare.
2472 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
2473 response to -Werror=.
2474 (c_common_init_options): Register warning_as_error_callback in opts.c.
2475 * common.opt: Add -Wno-cpp option.
2476 * c-common.c (struct reason_option_codes_t): Map cpp warning
2477 reason codes to gcc option indexes.
2478 * (c_option_controlling_cpp_error): New function, lookup the gcc
2479 option index for a cpp warning reason code.
2480 * (c_cpp_error): Add warning reason argument, call
2481 c_option_controlling_cpp_error for diagnostic_override_option_index.
2482 * doc/invoke.texi: Document -Wno-cpp.
2484 2010-04-07 Richard Guenther <rguenther@suse.de>
2486 * ipa-reference.c (mark_load): Use get_base_address.
2487 (mark_store): Likewise.
2489 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
2490 inserting GIMPLE_NOPs into the IL.
2491 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2492 Explicitly strip handled components and indirect references.
2494 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
2495 folding address expressions.
2496 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
2497 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
2498 operand_equal_p to compare decls.
2499 (ptr_deref_may_alias_decl_p): Likewise.
2500 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
2501 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
2502 Handle reversed comparison ops.
2503 * tree-sra.c (asm_visit_addr): Use get_base_address.
2504 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
2505 * ipa-reference.c (mark_address): Use get_base_address.
2507 2010-04-07 Richard Guenther <rguenther@suse.de>
2509 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2510 Propagate constants everywhere.
2512 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2515 * tree.c (MAX_INT_CACHED_PREC): Define.
2516 (nonstandard_integer_type_cache): New array.
2517 (build_nonstandard_integer_type): Cache results for precision
2518 <= MAX_INT_CACHED_PREC.
2520 2010-04-07 Richard Guenther <rguenther@suse.de>
2522 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
2523 -fargument-noalias-global, -fargument-noalias-anything): Remove.
2524 * common.opt: Likewise.
2525 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2526 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2527 (nonoverlapping_memrefs_p): Likewise.
2528 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2529 * opts.c (common_handle_option): Handle OPT_fargument_alias,
2530 OPT_fargument_noalias, OPT_fargument_noalias_anything and
2531 OPT_fargument_noalias_global for backward compatibility.
2533 2010-04-07 Richard Guenther <rguenther@suse.de>
2535 PR tree-optimization/43270
2536 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2537 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2538 * tree-ssa-pre.c (phi_translate_1): Adjust.
2539 (fully_constant_expression): Split out vn_reference handling to ...
2540 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2541 Fold reads from constant strings.
2542 (vn_reference_lookup): Handle fully constant references.
2543 (vn_reference_lookup_pieces): Likewise.
2544 * Makefile.in (expmed.o-warn): Add -Wno-error.
2546 2010-04-07 Martin Jambor <mjambor@suse.cz>
2548 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2550 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2553 * gcc.c: Add -static-libstdc++ to list of recognized options.
2555 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2557 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2559 2010-04-07 Richard Guenther <rguenther@suse.de>
2562 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2563 bases build simple mem attributes to retain points-to information.
2565 2010-04-07 Richard Guenther <rguenther@suse.de>
2568 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2569 preserve points-to related information.
2571 2010-04-07 Richard Guenther <rguenther@suse.de>
2574 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2575 discard plain indirect references.
2576 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2577 * tree.c (tree_nop_conversion): Likewise.
2579 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2582 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2584 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2586 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2587 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2589 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2591 * tree-if-conv.c: Fix indentation and comments.
2593 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2595 * tree-if-conv.c: Sort static functions in topological order.
2597 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2599 * tree-if-conv.c: Fix indentation and comments.
2601 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2604 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2605 lang_hooks.types.type_for_size instead of
2606 build_nonstandard_integer_type.
2607 When converting an unsigned type to signed, double its precision.
2608 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2609 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2610 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2613 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2616 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2617 POINTER_PLUS_EXPR for pointer types.
2619 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2622 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2623 * graphite-clast-to-gimple.c: Include langhooks.h.
2624 (max_signed_precision_type): New.
2625 (max_precision_type): Takes two types as arguments.
2626 (precision_for_value): New.
2627 (precision_for_interval): New.
2628 (gcc_type_for_interval): New.
2629 (gcc_type_for_value): New.
2630 (gcc_type_for_clast_term): New.
2631 (gcc_type_for_clast_red): New.
2632 (gcc_type_for_clast_bin): New.
2633 (gcc_type_for_clast_expr): Split up into several functions.
2634 (gcc_type_for_clast_eq): Rewritten.
2635 (compute_bounds_for_level): New.
2636 (compute_type_for_level_1): New.
2637 (compute_type_for_level): New.
2638 (gcc_type_for_cloog_iv): Removed.
2639 (gcc_type_for_iv_of_clast_loop): Rewritten.
2640 (graphite_create_new_loop): Compute the lower and upper bound types
2641 with gcc_type_for_clast_expr.
2642 (graphite_create_new_loop_guard): Same.
2643 (find_cloog_iv_in_expr): Removed.
2644 (compute_cloog_iv_types_1): Removed.
2645 (compute_cloog_iv_types): Removed.
2646 (gloog): Do not call compute_cloog_iv_types.
2647 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2649 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2650 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2651 (GBB_CLOOG_IV_TYPES): Removed.
2653 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2655 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2656 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2657 (detect_commutative_reduction): Same.
2659 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2661 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2662 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2664 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2665 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2666 (rewrite_commutative_reductions_out_of_ssa): Same.
2667 * passes.c (execute_function_todo): Call verify_ssa for every pass
2668 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2669 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2670 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2671 with an extra argument.
2672 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2673 verify_ssa only when the extra argument is true.
2674 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2675 with an extra argument.
2676 (tree_transform_and_unroll_loop): Same.
2678 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2680 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2681 for all the passes of the LNO having LOOP_CLOSED_SSA.
2682 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2683 * tree-loop-distribution.c (pass_loop_distribution): Same.
2684 * tree-pass.h (TODO_verify_loops): Removed.
2685 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2687 (pass_tree_unswitch): Same.
2688 (pass_predcom): Same.
2689 (pass_vectorize): Same.
2690 (pass_linear_transform): Same.
2691 (pass_graphite_transforms): Same.
2692 (pass_iv_canon): Same.
2693 (pass_complete_unroll): Same.
2694 (pass_complete_unrolli): Same.
2695 (pass_parallelize_loops): Same.
2696 (pass_loop_prefetch): Same.
2697 (pass_iv_optimize): Same.
2699 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2702 * passes.c (init_optimization_passes): Move pass_lim before
2703 pass_copy_prop and pass_dce_loop.
2705 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2708 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2709 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2710 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2711 MULTI_* defines for 4 argument vpermil2p* builtins.
2713 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2715 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2716 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2717 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2718 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2719 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2720 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2721 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2722 Use x86_maybe_negate_const_int to output insn mnemonic.
2723 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2724 check from instruction predicate. Update comments.
2725 * config/i386/sync.md (sync_add<mode>): Use
2726 x86_maybe_negate_const_int to output insn mnemonic.
2728 2010-04-06 Jan Hubicka <jh@suse.cz>
2730 PR tree-optimization/42906
2731 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2732 IGNORE_SELF argument. Set visited_control_parents for fully
2734 (find_obviously_necessary_stmts): Update call of
2735 mark_control_dependent_edges_necessary.
2736 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2738 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2740 * config/i386/i386.md: Remove comment about 'e' and 'E'
2743 2010-04-06 Richard Guenther <rguenther@suse.de>
2745 PR tree-optimization/43627
2746 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2747 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2750 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2752 * BASE-VER: Change to 4.6.0.
2755 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2758 2010-04-06 Richard Guenther <rguenther@suse.de>
2761 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2763 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2765 * doc/invoke.texi (Optimize Options): Document that LTO
2766 won't remove object access purely due to incompatible
2769 2010-04-04 Matthias Klose <doko@ubuntu.com>
2771 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2772 Initialize variable.
2774 2010-04-03 Richard Guenther <rguenther@suse.de>
2777 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2778 require a non-NULL MEM_OFFSET.
2780 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2782 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2783 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2784 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2785 config/alpha/predicates.md, config/arm/arm.md,
2786 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2787 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2788 config/darwin9.h, config/darwin.c, config/darwin.h,
2789 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2790 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2791 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2792 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2793 config/mips/mips.md, config/mn10300/mn10300.c,
2794 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2795 config/rs6000/aix.h, config/rs6000/dfp.md,
2796 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2797 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2798 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2799 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2800 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2801 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2802 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2803 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2804 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2805 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2806 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2807 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2808 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2809 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2810 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2811 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2812 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2813 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2814 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2815 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2816 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2817 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2818 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2819 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2820 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2821 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2822 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2823 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2824 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2825 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2826 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2827 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2828 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2829 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2830 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2831 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2833 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2836 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2837 * aclocal.m4: Regenerate.
2839 2010-04-02 Richard Guenther <rguenther@suse.de>
2841 PR tree-optimization/43629
2842 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2843 if we have seen a constant value.
2845 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2847 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2849 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2852 * arm.c (legitimize_tls_address): Adjust call to
2853 gen_tls_load_dot_plus_four.
2854 (arm_note_pic_base): New function.
2855 (arm_cannot_copy_insn_p): Use it.
2856 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2859 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2864 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2866 * Makefile.in ($(out_object_file)): Depend on
2867 gt-$(basename $(notdir $(out_file))).h.
2869 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2871 * config.gcc (lm32-*-rtems*): Add t-lm32.
2873 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2875 * config.gcc: Add lm32-*-rtems*.
2876 * config/lm32/rtems.h: New file.
2878 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2881 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2883 2010-04-01 Jakub Jelinek <jakub@redhat.com>
2885 * dwarf2out.c (output_compilation_unit_header): For
2886 -gdwarf-4 use version 4 instead of version 3.
2887 (output_line_info): For version 4 and above emit additional
2888 maximum ops per insn header field.
2889 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2891 * dwarf2out.c (is_c_family, is_java): Remove.
2892 (lower_bound_default): New function.
2893 (add_bound_info, gen_descr_array_type_die): Use it.
2895 2010-04-01 Dodji Seketeli <dodji@redhat.com>
2898 * dwarf2out.c (gen_variable_die): Allow debug info for variable
2899 re-declaration when it happens in a function.
2901 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
2903 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2904 (cgraph_remove_function_insertion_hook): Same.
2905 (cgraph_call_function_insertion_hooks): Same.
2907 2010-04-01 Richard Guenther <rguenther@suse.de>
2910 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2911 and TREE_THIS_VOLATILE.
2912 (copy_ref_info): Likewise.
2913 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2914 * tree.c (build6_stat): Ignore side-effects of all but arg5
2915 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
2918 2010-04-01 Richard Guenther <rguenther@suse.de>
2920 PR tree-optimization/43607
2921 * ipa-type-escape.c (check_call): Do not access non-existing
2924 2010-04-01 Richard Guenther <rguenther@suse.de>
2928 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2929 Jack Howarth <howarth@bromo.med.uc.edu>
2931 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2934 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2936 * doc/install.texi (Prerequisites): Document libelf usability on
2937 IRIX 5/6 and Solaris 2.
2938 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2939 Update GNU as, GNU ld requirements.
2940 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2941 Document Sun Studio compiler download.
2942 Update and simplify as, ld recommendations.
2943 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2945 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2947 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2948 with_tune_32 to pentium4.
2950 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2952 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2954 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2956 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2957 obsoletion, removal.
2959 Document GNU as requirement.
2960 Update configure requirements.
2961 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2962 Recomment IRIX 6.5.18+.
2963 Document IDF/IDL requirement.
2964 Document GNU as requirement.
2965 Document GNU ld bootstrap failure.
2966 Remove freeware.sgi.com reference.
2968 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2970 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2971 UNIX V4.0, V5.0 obsoletion, removal.
2972 Remove --with-gc=simple reference.
2973 Update VM requirements during bootstrap.
2974 Remove -oldas bootstrap description.
2975 Update binutils reference.
2976 Remove comparison failure note.
2978 2010-03-31 Richard Guenther <rguenther@suse.de>
2979 Zdenek Dvorak <ook@ucw.cz>
2980 Sebastian Pop <sebastian.pop@amd.com>
2983 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2984 with multiple arguments.
2985 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2987 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2989 * graphite-dependences.c (print_pddr): Call print_pdr with an
2991 * graphite-poly.c (debug_pdr): Add an extra argument for the
2994 (print_pbb_domain): Same.
2996 (print_scop_context): Same.
2998 (print_cloog): Same.
2999 (debug_pbb_domain): Same.
3003 (debug_scop_context): Same.
3005 (debug_cloog): Same.
3006 (print_scop_params): Same.
3007 (debug_scop_params): Same.
3008 (print_iteration_domain): Same.
3009 (print_iteration_domains): Same.
3010 (debug_iteration_domain): Same.
3011 (debug_iteration_domains): Same.
3012 (print_scattering_function): Same.
3013 (print_scattering_functions): Same.
3014 (debug_scattering_function): Same.
3015 (debug_scattering_functions): Same.
3016 * graphite-poly.h (debug_pdr): Update declaration.
3018 (print_pbb_domain): Same.
3020 (print_scop_context): Same.
3022 (print_cloog): Same.
3023 (debug_pbb_domain): Same.
3027 (debug_scop_context): Same.
3029 (debug_cloog): Same.
3030 (print_scop_params): Same.
3031 (debug_scop_params): Same.
3032 (print_iteration_domain): Same.
3033 (print_iteration_domains): Same.
3034 (debug_iteration_domain): Same.
3035 (debug_iteration_domains): Same.
3036 (print_scattering_function): Same.
3037 (print_scattering_functions): Same.
3038 (debug_scattering_function): Same.
3039 (debug_scattering_functions): Same.
3041 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3043 * graphite-poly.c (print_scattering_function_1): New.
3044 (print_scattering_function): Call it.
3045 (print_scop_params): Remove spaces at the end of lines.
3048 * graphite-poly.h (print_cloog): Declared.
3049 (debug_cloog): Declared.
3051 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3053 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
3055 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
3056 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
3057 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
3058 to switch between adding the IV bump in loop->latch or in loop->header.
3060 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3062 * graphite-poly.c (print_scattering_function): Pretty print following
3065 (print_pbb_domain): Same.
3066 (dump_gbb_cases): Same.
3067 (dump_gbb_conditions): Same.
3070 (print_scop_params): Same.
3071 (print_scop_context): Same.
3073 (print_pbb_body): New.
3074 (lst_indent_to): New.
3075 (print_lst): Start new lines with a #.
3076 * graphite-poly.h (pbb_bb): New.
3077 (pbb_index): Use pbb_bb.
3078 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
3080 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
3082 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3084 * dwarf2out.c (size_of_die): For -gdwarf-4 use
3085 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
3086 and 0 instead of 1 for dw_val_class_flag.
3087 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
3088 dw_val_class_range_list, dw_val_class_loc_list,
3089 dw_val_class_lineptr and dw_val_class_macptr, use
3090 DW_FORM_flag_present for dw_val_class_flag and
3091 DW_FORM_exprloc for dw_val_class_loc.
3092 (output_die): For -gdwarf-4 print dw_val_class_loc
3093 size as uleb128 instead of 1 or 2 bytes and don't print
3094 anything for dw_val_class_flag.
3096 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
3097 instead of cselib_lookup following by tweaking locs->setting_insn.
3100 * cselib.c (cselib_process_insn): Clear cselib_current_insn
3101 even before returning from label, setjmp call or volatile asm
3104 2010-03-31 Richard Guenther <rguenther@suse.de>
3107 * cgraphunit.c (cgraph_output_in_order): Do not allocate
3108 temporary data on stack.
3110 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3112 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
3113 (PUSHSECTION_ASM_OP): Remove.
3114 (POPSECTION_ASM_OP): Remove.
3115 (PUSHSECTION_FORMAT): Remove.
3116 * config/sol2.h (PUSHSECTION_FORMAT): Define.
3117 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
3118 * config/sol2.c (solaris_output_init_fini): Use it.
3120 2010-03-31 Jie Zhang <jie@codesourcery.com>
3123 * opt-functions.awk (var_type_struct): Use signed char type
3124 for simple variables.
3126 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3128 * config/sol2.c: Include output.h.
3129 (solaris_assemble_visibility): New function.
3130 * config/t-sol2 (sol2.o): Add output.h dependency.
3131 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
3132 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
3135 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3138 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
3139 V2SImode or XFmode on PRE_DEC.
3142 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
3145 2010-03-31 Jie Zhang <jie@codesourcery.com>
3148 * reload.h (caller_save_initialized_p): Declare.
3149 * toplev.c (backend_init_target): Don't call
3150 init_caller_save but set caller_save_initialized_p to false.
3151 * caller-save.c (caller_save_initialized_p): Define.
3152 (init_caller_save): Check caller_save_initialized_p.
3153 * ira.c (ira): Call init_caller_save if flag_caller_saves.
3155 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3158 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
3159 and soft-fp/t-softfp to tmake_file.
3160 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
3161 (LIBGCC2_TF_CEXT): Define.
3164 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
3167 * cselib.c (n_useless_values): Document handling of debug locs.
3168 (n_useless_debug_values, n_debug_values): New variables.
3169 (new_elt_loc_list): Don't add to debug values, keep count.
3170 (promote_debug_loc): New.
3171 (cselib_reset_table): Zero new variables.
3172 (entry_and_rtx_equal_p): Promote debug locs.
3173 (discard_useless_locs): Increment n_useless_debug_values for
3175 (remove_useless_values): Adjust n_useless_values and n_debug_values
3176 with n_useless_debug_values.
3177 (add_mem_for_addr): Promote debug locs.
3178 (cselib_lookup_mem): Likewise.
3179 (cselib_lookup_addr): Renamed to...
3180 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
3181 (cselib_log_lookup): ... this. Turn into...
3182 (cselib_lookup_addr): ... new wrapper.
3183 (cselib_lookup_from_insn): New.
3184 (cselib_invalidate_regno): Increment n_useless_debug_values for
3186 (cselib_invalidate_mem): Likewise.
3187 (cselib_process_insn): Take n_deleted and n_debug_values into
3188 account to guard remove_useless_value call.
3189 (cselib_finish): Zero n_useless_debug_values.
3190 * cselib.h (cselib_lookup_from_insn): Declare.
3191 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
3192 (sched_analyze_2): Likewise.
3194 2010-03-30 Jakub Jelinek <jakub@redhat.com>
3196 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
3198 (adjust_mems): Replace narrowing SUBREG of expression containing
3199 just PLUS, MINUS, MULT and ASHIFT of registers and constants
3200 with operations in the narrower mode.
3203 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
3204 regs_invalidated_by_call instead all call_used_reg_set registers.
3206 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
3209 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
3210 pointer comparisons with types_compatible_p.
3211 * tree-vect-stmts.c (vectorizable_call): Same.
3212 (vectorizable_condition): Same.
3214 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3216 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
3217 stack check if the mask would be zero.
3219 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3220 Jack Howarth <howarth@bromo.med.uc.edu>
3222 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3225 2010-03-30 Joseph Myers <joseph@codesourcery.com>
3228 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
3230 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
3231 Include ___unordxf2 and ___unordtf2.
3232 * config/i386/libgcc-glibc.ver: Do not define inheritance from
3235 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
3237 * config/lm32/t-lm32: New file.
3238 * config.gcc: Use the above file when targetting lm32.
3240 2010-03-28 Duncan Sands <baldrick@free.fr>
3242 * Makefile.in (PLUGIN_HEADERS): Add except.h.
3244 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3247 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
3248 Improve vectorization cost model diagnostic.
3250 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3253 * tree-vect-data-refs.c (vect_analyze_data_refs): When
3254 compute_data_dependences_for_loop returns false, early exit
3255 and output an extra diagnostic for the failed data reference
3258 2010-03-29 Richard Guenther <rguenther@suse.de>
3260 PR tree-optimization/43560
3261 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
3262 (can_sm_ref_p): Treat stores to readonly locations as trapping.
3264 2010-03-29 Jie Zhang <jie@codesourcery.com>
3267 * toplev.c (process_options): Set optimization_default_node
3268 and optimization_current_node.
3269 * opts.c (decode_options): Don't set optimization_default_node
3270 and optimization_current_node.
3272 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
3274 * config/rtems.h: Abandon -qrtems_debug.
3276 2010-03-28 Jan Hubicka <jh@suse.cz>
3278 PR tree-optimization/43505
3279 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
3280 map should not be copied.
3282 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3285 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
3286 cdtors, set DECL_PRESERVE_P.
3287 * ipa.c (cgraph_externally_visible_p): Return true if declaration
3290 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
3292 PR tree-optimization/43528
3293 * stor-layout.c (place_field): Check that constant fits into
3294 unsigned HWI when skipping calculation of MS bitfield layout.
3296 2010-03-27 Jan Hubicka <jh@suse.cz>
3299 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
3300 notice_global_symbol work.
3302 2010-03-27 Jakub Jelinek <jakub@redhat.com>
3304 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
3305 instead of dwarf2out_decl.
3306 (struct var_loc_node): Remove section_label field.
3307 (dwarf2out_function_decl): New function.
3308 (dwarf2out_var_location): Don't set section_label field.
3309 (dwarf2out_begin_function): Don't empty decl_loc_table here.
3311 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3313 PR tree-optimization/43544
3314 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3315 First argument for builtin vectorized function hook is now a
3316 tree to be able to distinguish between machine specific and
3318 * targhooks.c (default_builtin_vectorized_function): Ditto.
3319 * targhooks.h (default_builtin_vectorized_function): Ditto.
3320 * target.h (struct gcc_target): Ditto.
3321 * tree-vect-stmts.c (vectorizable_function): Ditto.
3322 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
3323 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
3326 2010-03-26 Joseph Myers <joseph@codesourcery.com>
3329 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
3330 nested binding iff it is a FUNCTION_DECL.
3331 (store_parm_decls_newstyle): Pass nested=true to bind for
3332 FUNCTION_DECLs amongst parameters.
3334 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3336 * var-tracking.c (vt_expand_loc_callback): Don't run
3337 cselib_expand_value_rtx_cb in dummy mode if
3338 cselib_dummy_expand_value_rtx_cb returned false.
3340 * var-tracking.c (emit_note_insn_var_location): For one part
3341 notes with offset 0, don't add EXPR_LIST around the location.
3342 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
3343 add_location_or_const_value_attribute): Adjust for that change.
3346 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
3347 into first operand and location into second.
3348 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
3349 dw_cfi_oprnd_loc for DW_CFA_expression.
3350 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
3351 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
3352 assume first argument is regnum and second argument is location.
3354 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3357 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
3358 of scratch register to DImode. Split to DImode comparison operator.
3359 Use SImode subreg of scratch register in the multiplication.
3360 (*cmp_sadd_sidi): Ditto.
3361 (*cmp_ssub_si): Ditto.
3362 (*cmp_ssub_sidi): Ditto.
3364 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3367 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
3368 Remove invalid assert and wrong comment.
3370 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3373 * flags.h (final_insns_dump_p): New extern.
3374 * final.c (final_insns_dump_p): New variable.
3375 (rest_of_clean_state): Set it before -fdump-final-insns=
3376 dumping, clear afterwards.
3377 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
3378 MEM_ALIAS_SET on MEMs.
3380 2010-03-26 David S. Miller <davem@davemloft.net>
3382 * configure.ac: Fix sparc GOTDATA_OP bug check.
3383 * configure: Rebuild.
3385 2010-03-26 Alan Modra <amodra@gmail.com>
3387 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
3389 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3391 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
3392 TLS_SECTION_ASM_FLAG.
3394 2010-03-25 Jakub Jelinek <jakub@redhat.com>
3397 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
3398 Clear first_function_block_is_cold.
3401 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
3402 argument if the argument is truth_value_p.
3404 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3406 * config/rs6000/constraints.md: Update copyright year for my changes.
3409 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
3410 used in reg+reg addressing, swap registers.
3412 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3415 * target.h (struct gcc_target): Add code_end hook.
3416 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
3418 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
3419 * toplev.c (compile_file): Call targetm.asm_out.code_end
3420 hook before unwind info/debug info output.
3421 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
3422 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
3423 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3424 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
3425 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3426 * config/i386/i386.c (ix86_file_end): Renamed to...
3427 (ix86_code_end): ... this. Make static. Don't call
3428 file_end_indicate_exec_stack. Emit unwind info using
3429 final_start_function/final_end_function.
3430 (darwin_x86_file_end): Remove.
3431 (TARGET_ASM_CODE_END): Define.
3432 * config/i386/i386.h (TARGET_ASM_FILE_END,
3433 NEED_INDICATE_EXEC_STACK): Don't define.
3434 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
3435 (TARGET_ASM_FILE_END): Define to darwin_file_end.
3436 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
3437 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
3440 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
3441 at the beginning and final_end_function at the end.
3442 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3444 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3446 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
3447 and Sun as TLS syntax.
3448 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
3449 * configure: Regenerate.
3450 * config.in: Regenerate.
3451 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
3452 (default_elf_asm_named_section): Use it.
3453 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
3454 (i386_output_dwarf_dtprel): Likewise.
3455 (output_addr_const_extra): Likewise.
3456 (output_pic_addr_const): Lowercase @GOTTPOFF.
3457 (output_addr_const_extra): Likewise.
3458 (output_pic_addr_const): Lowercase @GOTNTPOFF.
3459 (output_addr_const_extra): Likewise.
3460 (output_pic_addr_const): Lowercase @INDNTPOFF.
3461 (output_addr_const_extra): Likewise.
3462 (output_pic_addr_const): Lowercase @NTPOFF.
3463 (output_addr_const_extra): Likewise.
3464 (output_pic_addr_const): Lowercase @TPOFF.
3465 (output_addr_const_extra): Likewise.
3466 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
3467 (*tls_global_dynamic_64): Likewise.
3468 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
3469 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
3471 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
3472 (ASM_OUTPUT_TLS_COMMON): Use it.
3473 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
3476 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
3477 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
3478 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
3479 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
3480 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3481 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
3483 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3485 * config/i386/i386.c (override_options): Don't accept
3486 -mtls-dialect=sun any longer.
3487 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
3488 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
3489 (*tls_local_dynamic_base_32_sun): Likewise.
3490 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3492 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3495 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3496 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
3499 * ira.c (adjust_cleared_regs): New function.
3500 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
3504 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
3506 * expr.c (expand_expr_real): Restore previous
3507 curr_insn_source_location and curr_insn_block after
3508 expand_expr_real_1 call.
3509 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
3510 instead of expand_expr_real_1.
3512 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
3514 PR rtl-optimization/43413
3515 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
3518 2010-03-22 James E. Wilson <wilson@codesourcery.com>
3521 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
3522 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
3524 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3526 * config/i386/i386.c (ix86_target_string): Add -mfma.
3527 Fix a typo in comment.
3529 2010-03-22 Mike Stump <mikestump@comcast.net>
3532 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3533 Don't overly align based upon packed packed fields.
3535 2010-03-22 Jason Merrill <jason@redhat.com>
3537 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3538 Use () rather than [], and move before the element type.
3540 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3542 * doc/configfiles.texi (Configuration Files): Removed
3543 fixinc/Makefile*, intl/Makefile.*.
3544 * doc/makefile.texi: Fixed markup. Abstract from version
3545 control system used.
3546 (Makefile): Removed obsolete gcc/java/parse.y example.
3547 * doc/sourcebuild.texi: Likewise.
3548 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3549 libgomp, libssp. Removed fastjar.
3550 (Miscellaneous Docs): Clarify location.
3551 Added COPYING3, COPYING3.LIB.
3552 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3554 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3557 * config/i386/i386.c (x86_function_profiler)
3558 [!NO_PROFILE_COUNTERS]: Fix typo.
3559 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3562 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3563 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3565 * doc/sourcebuild.texi (Test Directives): Split into six
3566 subsections, with most of the current text in new subsections
3567 Directives, Selectors, and Final Actions.
3568 (Directives): Split list of test directives into multiple
3570 (Selectors): Describe use and syntax of selectors.
3571 (Effective-Target Keywords): Describe all existing keywords.
3572 (Add Options): Describe features for dg-add-options.
3573 (Require Support): Describe variants of dg-require-support.
3574 (Final Actions): Describe commands to use in dg-final.
3576 2010-03-22 Michael Matz <matz@suse.de>
3579 * recog.c (validate_replace_rtx_group): Replace also in
3580 REG_EQUAL and REG_EQUIV notes.
3582 2010-03-22 Richard Guenther <rguenther@suse.de>
3584 PR tree-optimization/43390
3585 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3586 sure vector extracts are type correct.
3588 2010-03-22 Richard Guenther <rguenther@suse.de>
3591 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3592 x * sqrt (x) even when optimizing for size if the target
3593 has native support for sqrt.
3595 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3597 * varasm.c (make_decl_rtl_for_debug): Also clear
3598 flag_mudflap for the duration of make_decl_rtl call.
3601 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3602 locs from preserved VALUEs.
3604 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3607 * pa.md (movmemsi): Set align to one if zero.
3608 (movmemdi): Likewise.
3610 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3613 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3614 with their corresponding prologue pushes.
3616 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3619 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3620 at the begining or end.
3621 (spu_expand_epilogue): Likewise.
3623 2010-03-20 Richard Guenther <rguenther@suse.de>
3625 PR rtl-optimization/43438
3626 * combine.c (make_extraction): Properly zero-/sign-extend an
3627 extraction of the low part of a CONST_INT. Also handle
3630 2010-03-19 Mike Stump <mikestump@comcast.net>
3632 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3633 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3634 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3636 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3639 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3642 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3644 PR rtl-optimization/42258
3645 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3646 use that may match DEF.
3649 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3650 the cost of loading the constant rather than assuming
3652 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3653 outer code is AND, do the same tests as the andsi3 expander and
3654 return COSTS_N_INSNS (1) if and is cheap.
3656 * optabs.c (avoid_expensive_constant): Fix formatting.
3658 2010-03-19 Michael Matz <matz@suse.de>
3661 * attribs.c (decl_attributes): When rebuilding a function pointer
3662 type use the same qualifiers as the original pointer type.
3664 2010-03-19 Martin Jambor <mjambor@suse.cz>
3666 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3667 and is_gimple_ip_invariant_address.
3669 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3672 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3674 * config/arm/arm.c (arm_override_options): Turn off
3675 flag_dwarf2_cfi_asm for AAPCS variants.
3677 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3680 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3681 Use PRE_MODIFY instead of PRE_DEC.
3682 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3683 (vfp_emit_fstmd): Likewise.
3685 2010-03-19 Michael Matz <matz@suse.de>
3688 * builtins.c (expand_builtin_interclass_mathfn,
3689 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3692 2010-03-19 Richard Guenther <rguenther@suse.de>
3694 PR tree-optimization/43415
3695 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3696 (phi_translate_1): ... this.
3697 (phi_translate): Move all caching here. Cache all NARY
3698 and REFERENCE translations.
3700 2010-03-19 David S. Miller <davem@davemloft.net>
3702 With help from Eric Botcazou.
3703 * config/sparc/sparc.c: Include dwarf2out.h.
3704 (emit_pic_helper): Delete.
3705 (pic_helper_symbol_name): Delete.
3706 (pic_helper_emitted_p): Delete.
3707 (pic_helper_needed): New.
3708 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3709 (get_pc_thunk_name): New.
3710 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3711 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3712 Set pic_helper_needed to true. Don't call emit_pic_helper.
3713 (sparc_expand_prologue): Update load_pic_register call.
3714 (sparc_output_mi_thunk): Likewise.
3715 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3716 thunk if possible. Output CFI information as needed.
3718 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3719 Jack Howarth <howarth@bromo.med.uc.edu>
3722 * config/i386/i386.h: Fix ABI on darwin x86-32.
3724 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3726 * tree.h: Declare make_decl_rtl_for_debug.
3727 * varasm.c (make_decl_rtl_for_debug): New.
3728 * dwarf2out.c (rtl_for_decl_location): Call it.
3729 * cfgexpand.c (expand_debug_expr): Call it.
3731 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3734 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3738 * var-tracking.c (vt_init_cfa_base): Do nothing if
3739 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3741 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3744 * var-tracking.c (canonicalize_vars_star): New.
3745 (dataflow_post_merge_adjust): Use it.
3747 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3750 * var-tracking.c (non_suitable_const): New function.
3751 (add_uses): For DEBUG_INSNs with constants, don't record any
3752 value, instead just the constant value itself.
3753 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3754 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3755 (emit_notes_in_bb): Likewise.
3756 (emit_note_insn_var_location): For onepart variables if
3757 cur_loc is a VOIDmode constant, use DECL_MODE.
3759 2010-03-18 Martin Jambor <mjambor@suse.cz>
3762 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3763 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3764 all non-clones. Moved call redirection...
3765 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3766 (cgraph_materialize_all_clones): Dispose of all
3767 combined_args_to_skip bitmaps.
3768 (verify_cgraph_node): Do not check for edges pointing to wrong
3769 nodes in inline clones.
3770 * tree-inline.c (copy_bb): Call
3771 cgraph_redirect_edge_call_stmt_to_callee.
3772 * ipa.c (cgraph_remove_unreachable_nodes): Call
3773 cgraph_node_remove_callees even when there are used clones.
3775 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3777 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3779 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3782 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3785 2010-03-18 Michael Matz <matz@suse.de>
3788 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3789 into sqrt(x) if we need to preserve signed zeros.
3791 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3792 Eric Botcazou <ebotcazou@adacore.com>
3794 PR rtl-optimization/43360
3795 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3796 note if we don't know its invariant status.
3798 2010-03-18 Michael Matz <matz@suse.de>
3800 PR tree-optimization/43402
3801 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3802 PHI chains of ssa names registered for update.
3804 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3807 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3808 non-offsettable and pre_modify update addressing.
3809 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3810 and "2" alternatives "#".
3811 (*movdd_softfloat32): Make all alternatives "#";
3812 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3813 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3814 (*movdf_softfloat32): Make all alternatives "#";
3815 (movdi): Use the new DIFD mode iterator to create a common splitter
3816 for movdi, movdf and movdd patterns.
3818 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3820 * common.opt (dumpdir): Remove redundant tab.
3822 2010-03-17 Martin Jambor <mjambor@suse.cz>
3824 PR tree-optimization/43347
3825 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3826 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3828 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3830 PR rtl-optimization/42216
3831 * regrename.c (create_new_chain): New function, broken out from...
3832 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3833 appending a use to an empty chain.
3834 (build_def_use): Remove previous changes that convert OP_INOUT to
3835 OP_OUT operands; instead detect the case where an OP_INOUT operand
3836 uses a previously untracked register and create an empty chain for it.
3838 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3840 * doc/extend.texi (Function Attributes): Rewrite unfinished
3841 sentence in ms_abi documentation.
3843 2010-03-17 Alan Modra <amodra@gmail.com>
3845 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3846 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3847 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3848 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3850 2010-03-16 Richard Henderson <rth@redhat.com>
3853 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3854 (lower_try_finally): Save and restore eh_seq around the expansion
3857 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3859 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3860 statements before splitting block.
3862 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3864 * doc/sourcebuild.texi (Testsuites): Fix markup.
3865 Use pathnames relative to gcc/testsuite.
3866 (Test Directives): Move description of how timeout is determined.
3867 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3868 (C Tests): Correct gcc.misc-tests directory.
3869 Framework tests now live in gcc.test-framework.
3871 2010-03-16 Richard Guenther <rguenther@suse.de>
3874 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3875 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3877 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3878 Alexandre Oliva <aoliva@redhat.com>
3880 PR tree-optimization/42917
3881 * lambda-code.c (remove_iv): Skip debug statements.
3882 (lambda_loopnest_to_gcc_loopnest): Likewise.
3883 (not_interesting_stmt): Debug statements are not interesting.
3885 2010-03-16 Jakub Jelinek <jakub@redhat.com>
3889 * cselib.c (cselib_preserve_constants,
3890 cfa_base_preserved_val): New static variables.
3891 (preserve_only_constants): New function.
3892 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3893 clear its REG_VALUES. If cselib_preserve_constants, don't
3894 empty the whole hash table, but preserve there VALUEs with constants,
3895 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3896 (cselib_preserve_cfa_base_value): New function.
3897 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3898 (cselib_init): Change argument to int bitfield. Set
3899 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3901 (cselib_finish): Clear cselib_preserve_constants and
3902 cfa_base_preserved_val.
3903 * cselib.h (enum cselib_record_what): New enum.
3904 (cselib_init): Change argument to int.
3905 (cselib_preserve_cfa_base_value): New prototype.
3906 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3907 * dse.c (dse_step1): Likewise.
3908 * cfgcleanup.c (thread_jump): Likewise.
3909 * sched-deps.c (sched_analyze): Likewise.
3910 * gcse.c (local_cprop_pass): Likewise.
3911 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3912 If FN is non-NULL, call the callback always and whenever it returns
3913 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
3914 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3915 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3916 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3917 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3918 * var-tracking.c: Include recog.h.
3919 (bb_stack_adjust_offset): Remove.
3920 (vt_stack_adjustments): Don't call it, instead just gather the
3921 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3922 (adjust_stack_reference): Remove.
3923 (compute_cfa_pointer): New function.
3924 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3925 (struct adjust_mem_data): New type.
3926 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3928 (get_address_mode): New function.
3929 (replace_expr_with_values): Use it.
3930 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3931 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
3932 (adjust_sets): Remove.
3933 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3934 Use get_address_mode.
3935 (get_adjusted_src): Remove.
3936 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
3937 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
3938 (add_with_sets): Don't call adjust_sets.
3939 (fp_setter, vt_init_cfa_base): New functions.
3940 (vt_initialize): Change return type to bool. Move most of pool etc.
3941 initialization to the beginning of the function from end. Pass
3942 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3943 If !frame_pointer_needed, call vt_stack_adjustment before mos
3944 vector is filled, call vt_init_cfa_base if argp/framep has been
3945 eliminated to sp. If frame_pointer_needed and argp/framep has
3946 been eliminated to hard frame pointer, set
3947 hard_frame_pointer_adjustment and call vt_init_cfa_base after
3948 encountering fp setter in the prologue. For MO_ADJUST, call
3949 log_op_type before pusing the op into mos vector, not afterwards.
3950 Call adjust_insn before cselib_process_insn/add_with_sets,
3951 call cancel_changes (0) afterwards.
3952 (variable_tracking_main_1): Adjust for vt_initialize calling
3953 vt_stack_adjustments and returning whether it succeeded or not.
3955 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
3957 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3960 2010-03-15 Jakub Jelinek <jakub@redhat.com>
3962 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3964 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3965 drap_reg has not been set.
3967 2010-03-15 Michael Matz <matz@suse.de>
3970 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3971 use it to expand block copies.
3972 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3973 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3974 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3976 2010-03-15 Richard Guenther <rguenther@suse.de>
3978 PR tree-optimization/43367
3979 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3982 2010-03-15 Richard Guenther <rguenther@suse.de>
3984 PR tree-optimization/43317
3985 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3987 2010-03-15 Martin Jambor <mjambor@suse.cz>
3989 PR tree-optimization/43141
3990 * tree-sra.c (create_abstract_origin): New function.
3991 (modify_function): Call create_abstract_origin.
3993 2010-03-15 Chris Demetriou <cgd@google.com>
3995 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3998 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4001 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
4002 call insert_out_of_ssa_copy for default definitions.
4004 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4006 * graphite-clast-to-gimple.c (my_long_long): Defined.
4007 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
4008 * graphite-sese-to-poly.c (my_long_long): Defined.
4009 (scop_ivs_can_be_represented): Use it.
4011 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4013 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
4014 graphite-max-bbs-per-function, and loop-block-tile-size.
4015 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
4017 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
4019 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4021 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
4022 forward declaration.
4023 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
4024 (add_upper_bounds_from_estimated_nit): New.
4025 (build_loop_iteration_domains): Use it.
4027 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4029 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
4031 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4034 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
4035 should be an INTEGER_CST. Also handle CASE_CONVERT.
4037 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4039 * graphite.c (graphite_initialize): To bound the number of bbs per
4040 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
4041 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
4042 * doc/invoke.texi: Document it.
4044 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4046 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
4047 * graphite-sese-to-poly.h (build_poly_scop): Same.
4049 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4051 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
4052 the number of parameters in the scop. Use as an upper bound
4053 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
4054 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
4055 * doc/invoke.texi: Document it.
4057 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
4059 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
4060 * doc/c-tree.texi: Remove.
4061 * doc/generic.texi: Merge c-tree.texi here.
4062 * doc/gccint.texi (Trees): Remove menu entry.
4063 (c-tree.texi): Remove @include.
4064 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
4065 * doc/languages.texi (Reading RTL): Ditto.
4067 2010-03-12 Steve Ellcey <sje@cup.hp.com>
4070 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
4072 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4075 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
4076 code added to work around reload clobbering CONST insns.
4078 2010-03-12 Jakub Jelinek <jakub@redhat.com>
4080 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
4081 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
4082 (cselib_preserve_only_values): Remove retain argument, don't
4083 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
4084 * cselib.h (cselib_preserve_only_values): Remove retain argument.
4085 * var-tracking.c (micro_operation): Move insn field before union.
4086 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
4087 (struct variable_tracking_info_def): Remove n_mos field, change
4088 mos into a vector of micro_operations.
4089 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
4090 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
4091 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
4092 changing into a vector.
4093 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
4094 come before all other uops generated by add_stores.
4095 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
4097 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
4098 a vector. Run just one pass over the bbs instead of separate counting
4099 and computation phase.
4100 (vt_finalize): Free VTI (bb)->mos vector instead of array.
4103 * tree-inline.c (remap_decls): Put old_var rather than origin_var
4104 into *nonlocalized_list vector.
4105 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
4106 even if origin is non-NULL.
4107 (gen_variable_die): Likewise.
4108 (process_scope_var): Don't change origin.
4109 (gen_decl_die): Likewise.
4110 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
4111 before adding new edges instead of after it, fix moving over
4114 2010-03-11 David S. Miller <davem@davemloft.net>
4116 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
4118 * configure: Rebuild.
4120 2010-03-11 Martin Jambor <mjambor@suse.cz>
4122 PR tree-optimization/43257
4123 * tree.c (assign_assembler_name_if_neeeded): New function.
4124 (free_lang_data_in_cgraph): Assembler name assignment moved to the
4126 * tree.h (assign_assembler_name_if_neeeded): Declare.
4127 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
4128 the function if needed.
4130 2010-03-11 Chris Demetriou <cgd@google.com>
4132 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
4133 include/stdint-gcc.h, and include/stdint.h world-readable.
4135 2010-03-11 Richard Guenther <rguenther@suse.de>
4137 PR tree-optimization/43255
4138 * tree-vrp.c (process_assert_insertions_for): Do not insert
4139 asserts for trivial conditions.
4141 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4143 PR tree-optimization/43280
4144 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
4145 generation. Move calculation of size out of the if branch.
4146 (find_bswap): Modify compare number generation.
4148 2010-03-11 Richard Guenther <rguenther@suse.de>
4151 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
4152 (input_gimple_stmt): Fixup handled component types during
4153 operand read. Also fix up decls in ADDR_EXPRs.
4155 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
4157 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
4158 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
4160 2010-03-10 Jan Hubicka <jh@suse.cz>
4163 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
4164 * varasm.c (get_variable_section): Don't do that here...
4165 (make_decl_rtl): ... and here.
4166 (do_assemble_alias): Produce decl RTL.
4167 (assemble_alias): Likewise.
4169 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4172 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
4173 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
4175 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
4176 (based_loc_descr): Only express drap or vdrap regno based expressions
4177 using DW_OP_fbreg when not optimizing.
4178 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
4179 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
4180 REG_CFA_SET_VDRAP note.
4182 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
4184 PR tree-optimization/43236
4185 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
4186 error in calculation of base address in reverse iteration case.
4187 (generate_builtin): Take number of latch executions if the statement
4190 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
4193 * tree-eh.c: Include pointer-set.h.
4194 (lower_eh_dispatch): Filter out duplicate case labels and
4195 remove the unneeded edge when the label is unused. Return
4196 true when some edges are removed.
4197 (execute_lower_eh_dispatch): When any lowering resulted in
4198 removing an edge, also delete unreachable blocks.
4200 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4203 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
4204 UNSPEC_MACHOPIC_OFFSET.
4206 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
4209 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4210 (m68k_delegitimize_address): New function.
4212 2010-03-09 Jakub Jelinek <jakub@redhat.com>
4215 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
4218 * var-tracking.c (adjust_sets): New function.
4219 (count_with_sets, add_with_sets): Use it.
4220 (get_adjusted_src): New inline function.
4221 (add_stores): Use it.
4224 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
4225 call cselib_dummy_expand_value_rtx_cb instead of
4226 cselib_expand_value_rtx_cb.
4229 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
4230 * config/i386/i386.c: Include debug.h and dwarf2out.h.
4231 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
4232 and .cfi_endproc around the pic thunks.
4233 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
4234 all queued unwind info register saves are saved before the call.
4235 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
4236 considered as sp-=4 for unwind info and the pop as sp+=4 which
4237 also clobbers dest, but doesn't actually restore it.
4240 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
4241 RTX_FRAME_RELATED_P.
4243 2010-03-09 Jie Zhang <jie@codesourcery.com>
4245 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
4246 whitespaces in output template.
4248 2010-03-09 Jie Zhang <jie@codesourcery.com>
4250 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
4253 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4255 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
4256 builtins.exp in a separate job.
4258 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4260 * graphite-sese-to-poly.c (add_param_constraints): Use
4261 lower_bound_in_type and upper_bound_in_type.
4263 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4265 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
4266 instead of unsigned_type_node.
4268 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4269 Reza Yazdani <reza.yazdani@amd.com>
4272 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
4273 on pointer type parameters.
4275 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4279 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
4280 handle conversions from pointer to integers.
4281 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
4282 induction variable, to be able to work with code generated by CLooG.
4283 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
4284 (build_poly_scop): Bail out if we cannot codegen a loop.
4286 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4288 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
4289 code generation with gloog_error.
4291 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4293 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
4294 Call fold_convert on all the returned values.
4295 (expand_scalar_variables_expr): Pass to
4296 expand_scalar_variables_ssa_name the type of the resulting expression.
4298 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4300 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
4301 ppl_min_for_le_pointset.
4302 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
4303 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
4305 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4307 * graphite-dependences.c (map_into_dep_poly): Removed.
4308 (dependence_polyhedron_1): Use combine_context_id_scat.
4310 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4312 * graphite-poly.h (struct poly_scattering): Add layout documentation.
4313 (struct poly_bb): Same.
4314 (combine_context_id_scat): New.
4316 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4319 * sese.c (name_defined_in_loop_p): Return false for default
4322 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4324 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
4325 and clean up the logic.
4327 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4329 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
4332 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4334 * var-tracking.c (remove_cselib_value_chains): Define only for
4336 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
4337 delete_slot_part, emit_notes_for_differences_1): Don't call
4338 remove_cselib_value_chains here.
4339 (set_slot_part, emit_notes_for_differences_2): Don't call
4340 add_cselib_value_chains here.
4341 (preserved_values): New vector.
4342 (preserve_value): New function.
4343 (add_uses, add_stores, vt_add_function_parameters): Use it
4344 instead of cselib_preserve_value.
4345 (changed_values_stack): New vector.
4346 (check_changed_vars_0): New function.
4347 (check_changed_vars_1, check_changed_vars_2): Use it.
4348 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
4349 changed_values_stack VALUEs.
4350 (vt_emit_notes): For all preserved_values call
4351 add_cselib_value_chains. If ENABLE_CHECKING call
4352 remove_cselib_value_chains before verifying value_chains is empty.
4353 Initialize and free changed_values_stack.
4354 (vt_initialize): Initialize preserved_values.
4355 (vt_finalize): Free preserved_values.
4357 2010-03-08 Richard Guenther <rguenther@suse.de>
4359 PR tree-optimization/43269
4360 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
4363 2010-03-08 Martin Jambor <mjambor@suse.cz>
4365 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
4366 (ipa_is_param_called): Removed.
4367 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
4368 (ipa_print_node_params): Do not print the called flag.
4369 (ipa_write_node_info): Do not stream the called flag.
4370 (ipa_read_node_info): Likewise.
4372 2010-03-07 Jakub Jelinek <jakub@redhat.com>
4375 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
4376 * cselib.c (struct expand_value_data): Add dummy field.
4377 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
4379 (cselib_dummy_expand_value_rtx_cb): New function.
4380 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
4382 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
4383 * var-tracking.c: Include pointer-set.h.
4384 (variable): Change n_var_parts to char from int. Add
4385 cur_loc_changed and in_changed_variables fields.
4386 (variable_canonicalize): Remove.
4387 (shared_var_p): New inline function.
4388 (unshare_variable): Maintain cur_loc_changed and
4389 in_changed_variables fields. If var was in changed_variables,
4390 replace it there with new_var. Just copy cur_loc instead of
4391 resetting it to something else.
4392 (variable_union): Don't recompute cur_loc. Use shared_var_p.
4393 (dataflow_set_union): Don't call variable_canonicalize.
4394 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
4395 of their DEBUG_EXPR_TREE_DECLs.
4396 (canonicalize_loc_order_check): Verify that cur_loc is NULL
4397 and in_changed_variables and cur_loc_changed is false.
4398 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
4399 and cur_loc_changed. Don't update cur_loc here.
4400 (variable_merge_over_src): Don't call variable_canonicalize.
4401 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
4402 removing loc that is equal to cur_loc, clear cur_loc,
4403 set cur_loc_changed and ensure variable_was_changed is called.
4404 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
4405 compare pointers in cur_loc check, if it is equal to loc,
4406 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
4407 (variable_different_p): Remove compare_current_location argument,
4408 don't compare cur_loc.
4409 (dataflow_set_different_1): Adjust variable_different_p caller.
4410 (variable_was_changed): If dv had some var in changed_variables
4411 already, reset in_changed_variables flag for it and propagate
4412 cur_loc_changed over to the new variable. On empty var
4413 always set cur_loc_changed. Set in_changed_variables on whatever
4414 var is added to changed_variables.
4415 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
4416 Use shared_var_p. When removing loc that is equal to cur_loc,
4417 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
4418 end, don't set it to something else, just call variable_was_changed.
4419 (delete_slot_part): Use shared_var_p. When cur_loc equals to
4420 loc being removed, clear cur_loc and set cur_loc_changed.
4421 Set cur_loc_changed if all locations have been removed.
4422 (struct expand_loc_callback_data): New type.
4423 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
4424 allocated. Always create SUBREGs if simplify_subreg failed.
4425 Prefer to use cur_loc, when that fails and still in
4426 changed_variables (and seen first time) recompute it. Set
4427 cur_loc_changed of variables which had to change cur_loc and
4428 compute elcd->cur_loc_changed if any of the subexpressions used
4429 had to change cur_loc.
4430 (vt_expand_loc): Adjust to pass arguments in
4431 expand_loc_callback_data structure.
4432 (vt_expand_loc_dummy): New function.
4433 (emitted_notes): New variable.
4434 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
4435 that weren't used for any other decl in current
4436 emit_notes_for_changes call call vt_expand_loc_dummy to update
4437 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
4438 first loc_chain location if NULL before. Always use just
4439 cur_loc instead of first loc_chain location. When cur_loc_changed
4440 is false, when not --enable-checking=rtl just don't emit any note.
4441 When rtl checking, compute the note and assert it is the same
4442 as previous note. Clear cur_loc_changed and in_changed_variables
4443 at the end before removing from changed_variables.
4444 (check_changed_vars_3): New function.
4445 (emit_notes_for_changes): Traverse changed_vars to call
4446 check_changed_vars_3 on each changed var.
4447 (emit_notes_for_differences_1): Clear cur_loc_changed and
4448 in_changed_variables. Recompute cur_loc of new_var.
4449 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
4450 (vt_emit_notes): Initialize and destroy emitted_notes.
4452 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
4454 PR rtl-optimization/42220
4455 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
4456 Use verify_reg_tracked to determine if we should use OP_OUT rather
4458 (build_def_use): If we see an in-out operand for a register that we
4459 know nothing about, treat is an output if possible, fail the block if
4462 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4465 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
4468 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4471 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
4472 uses of relevant DEFs that are dead outside the loop too.
4474 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4476 * var-tracking.c (dataflow_set_merge): Swap src and src2.
4478 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4480 * var-tracking.c (values_to_unmark): New variable.
4481 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4482 values_to_unmark vector. Moved body to...
4483 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4484 instead queue it into values_to_unmark vector.
4485 (vt_find_locations): Free values_to_unmark vector.
4487 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
4489 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
4490 (site.exp): Export them when plugins are enabled.
4492 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
4495 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
4497 (chrec_fold_multiply): Same.
4499 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4502 * c-decl.c (build_compound_literal): Return early if init is
4505 2010-03-04 Martin Jambor <mjambor@suse.cz>
4507 PR tree-optimization/43164
4508 PR tree-optimization/43191
4509 * tree-sra.c (type_consists_of_records_p): Reject records with
4510 zero-size bit-fields at the end.
4512 2010-03-04 Mike Stump <mikestump@comcast.net>
4514 * Makefile.in (TAGS): Remove *.y.
4516 2010-03-04 Richard Guenther <rguenther@suse.de>
4518 PR tree-optimization/40761
4519 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
4521 (my_rev_post_order_compute): New function.
4522 (init_pre): Call it.
4524 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
4527 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
4528 decrease the cost of an IV candidate when the cost is infinite.
4530 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4532 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
4533 Use '3DNow!' for the extension of that name, ensure normal space
4535 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4537 2010-03-03 Jeff Law <law@redhat.com>
4539 * PR middle-end/32693
4540 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
4541 than gen_rtx_SUBREG.
4542 (extract_bit_field_1): Likewise.
4544 2010-03-03 Janis Johnson <janis187@us.ibm.com>
4546 * doc/sourcebuild.texi (Test directives): Document that arguments
4547 include-opts and exclude-opts are now optional for dg-skip-if,
4548 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
4550 2010-03-03 Jason Merrill <jason@redhat.com>
4553 * cgraph.h (varpool_node): Add extra_name field.
4554 * varpool.c (varpool_extra_name_alias): New.
4555 (varpool_assemble_decl): Emit extra name aliases.
4556 (varpool_mark_needed_node): Look past an extra name alias.
4557 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
4558 * lto-streamer-in.c (lto_input_tree): Read it.
4559 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4561 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4563 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4564 (sparc*-*-solaris2*): ...this.
4566 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4569 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4570 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4571 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4572 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4575 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4576 fallthrough to default handling, just with want_address 0 instead of 2.
4577 For single element lists, add_AT_loc directly, otherwise create an
4578 artificial variable DIE and stick location list to it.
4581 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
4582 (VAL_EXPR_HAS_REVERSE): Define.
4583 (reverse_op): New function.
4584 (add_stores): For reversible operations add an extra MO_VAL_USE.
4586 2010-03-02 Jason Merrill <jason@redhat.com>
4588 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
4590 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
4592 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4593 (sparc64-*-linux*): Likewise.
4594 (sparc64-*-solaris2*): Include assembler files before linker ones.
4595 (sparc-*-solaris2*): Simplify and reorder to match previous case.
4596 * config/sparc/gas.h: Delete.
4597 * config/sparc/sol2-64.h: Add copyright notice.
4598 * config/sparc/sol2-gas-bi.h: Likewise.
4599 * config/sparc/sol2-gld.h: Likewise.
4600 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
4601 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
4602 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
4603 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
4604 (sparc_elf_asm_named_section): Rename into...
4605 (sparc_solaris_elf_asm_named_section): ...this. Always define.
4607 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
4609 * config/alpha/alpha.c (override_options): Fix -mtune error message.
4611 2010-03-02 Jeff Law <law@redhat.com>
4614 * reload1.c (rtx_p, substitute_stack): Declare.
4615 (substitute): Record addresses of changed rtxs.
4616 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
4617 Restore the original rtx when complete.
4618 (reload): Free subsitute_stack when complete.
4620 2010-03-02 Janis Johnson <janis187@us.ibm.com>
4622 * doc/gccint.texi (menu): Add Testsuites as a chapter.
4623 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4625 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4626 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4627 Torture Tests): Change from subsection to section.
4629 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4630 Steven Bosscher <steven@gcc.gnu.org>
4632 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4635 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4638 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4639 the assignment from the new induction variable to the assignment
4640 of the value from the original loop PHI function.
4642 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4643 Daniel Jacobowitz <dan@codesourcery.com>
4645 * doc/sourcebuild.texi (Test directives): Clarify options to
4648 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4650 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4651 Disable cfi directives unless GCC and gas agree on using read-only
4652 .eh_frame sections for 64-bit.
4653 * configure: Regenerate.
4655 2010-03-01 Richard Guenther <rguenther@suse.de>
4657 PR tree-optimization/43220
4658 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4659 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4661 2010-03-01 Richard Guenther <rguenther@suse.de>
4662 Martin Jambor <mjambor@suse.cz>
4665 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4666 gimplified parameters.
4668 2010-03-01 Christian Bruel <christian.bruel@st.com>
4670 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4672 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4674 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4676 2010-03-01 Richard Guenther <rguenther@suse.de>
4679 * expr.c (expand_assignment): Use the alias-oracle to tell
4680 if the rhs aliases the result decl.
4682 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4685 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4686 to sol_gt_pch_get_address.
4687 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4688 64-bit, SPARC and x86.
4689 (sol_gt_pch_get_address): New function.
4691 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4693 * toplev.h (inform_n, error_n): Declare.
4694 * diagnostic.c (inform_n, error_n): New function.
4696 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4698 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4699 has no rtl yet when processing local_decls, queue it and recheck
4700 if deferred stack allocation hasn't assigned it rtl.
4702 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4704 * config/sh/sh.c (unspec_bbr_uid): New.
4705 (gen_block_redirect): Use it instead of INSN_UID.
4706 (gen_far_branch): Likewise.
4708 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4710 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4711 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4713 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4715 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4716 (Warning Options): -Wno-conversion-null is valid for
4717 Objective-C++ as well.
4718 * doc/tm.texi (Named Address Spaces): Likewise.
4719 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4720 * doc/tree-ssa.texi (Tree SSA): Likewise.
4722 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4725 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4726 by default. Don't set the default arch for
4727 i[34567]86-*-darwin*|x86_64-*-darwin*.
4729 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4732 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4733 default. Set the default 32bit/64bit archs with $with_arch
4734 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4736 2010-02-27 Richard Guenther <rguenther@suse.de>
4738 PR tree-optimization/43186
4739 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4740 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4741 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4742 unroller iterations.
4744 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4746 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4747 required and i[34567]86-*-* targets don't support 64bit ISA.
4749 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4752 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4755 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4757 * config.gcc: Set the default arch at least to Prescott for
4758 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4759 if SSE math is enabled.
4761 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4763 * diagnostic.c (diagnostic_initialize): Update.
4764 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4766 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4767 (diagnostic_inhibit_notes): New.
4768 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4770 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4773 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4774 * doc/standards.texi: Likewise.
4775 * doc/extend.texi: Likewise.
4776 * doc/trouble.texi: Likewise.
4777 * doc/cppopts.texi: Likewise.
4778 * doc/install.texi: Likewise.
4779 * c.opt (std=c90,std=gnu90): New options.
4780 * c-opts.c (c_common_handle_option): Handle them.
4782 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4785 * c-decl.c (undeclared_variable): Use an informative note.
4787 2010-02-26 Richard Guenther <rguenther@suse.de>
4789 PR tree-optimization/43186
4790 * gimple.h (gimple_fold): Remove.
4791 * gimple.c (gimple_fold): Remove. Inline into single user ...
4792 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4793 Try harder for conditions.
4795 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4798 * function.c (used_types_insert): Don't skip through named pointer
4799 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4800 and it is different from the main variant's type.
4802 2010-02-26 Nick Clifton <nickc@redhat.com>
4804 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4806 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4808 * config.gcc: Support --with-fpmath=sse for x86.
4810 * config/i386/ssemath.h: New.
4812 * doc/install.texi (--with-fpmath=sse): Documented.
4814 2010-02-26 Richard Guenther <rguenther@suse.de>
4816 PR tree-optimization/43188
4817 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4818 vector types of over-aligned element type.
4820 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4823 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4824 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4826 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4828 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4830 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4832 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4833 * var-tracking.c: Include diagnostic.h.
4834 (debug_dv): New function.
4835 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4838 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4839 (add_value_chain, add_value_chains, remove_value_chain,
4840 remove_value_chains): Handle DEBUG_EXPRs.
4841 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4844 * regcprop.c (struct queued_debug_insn_change): New type.
4845 (struct value_data_entry): Add debug_insn_changes field.
4846 (struct value_data): Add n_debug_insn_changes field.
4847 (debug_insn_changes_pool): New variable.
4848 (free_debug_insn_changes, apply_debug_insn_changes,
4849 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4850 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4851 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4853 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4855 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4856 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4857 changes, call cprop_find_used_regs via note_stores.
4858 (copyprop_hardreg_forward): When copying vd from predecessor
4859 which has any queued DEBUG_INSN changes, make sure the pointers are
4860 cleared. At the end call df_analyze and then if there are any
4861 DEBUG_INSN changes queued at the end of some basic block for still
4862 live registers, apply them.
4863 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
4865 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
4867 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
4870 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
4872 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
4873 targets. Set the default with_cpu/with_arch from arch/cpu.
4874 Allow x86-64 and native for with_cpu/with_arch.
4876 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
4878 * ebitmap.c: Change calls to verify_popcount with calls to
4879 sbitmap_verify_popcount.
4880 (ebitmap_clear_bit): Fixed map->cacheindex test and
4881 map>cache update when bit clearing results in an empty
4884 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4887 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
4888 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
4889 and support both V2DF and V2DI modes.
4890 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
4891 support both V2DF and V2DI modes.
4892 (general): Delete trailing whitespace from a few patterns.
4894 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4895 V2DF/V2DI interleave high/low builtins.
4897 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
4900 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
4901 interleave high/low functions.
4903 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
4905 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
4906 #pragma extern_prefix.
4908 2010-02-25 Jakub Jelinek <jakub@redhat.com>
4911 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
4912 BLKmode, assert op0 is a MEM and just adjust its mode.
4915 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
4916 if bitpos isn't multiple of mode's bitsize.
4918 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4920 * c.opt (-ftemplate-depth=): New.
4921 (-ftemplate-depth-): Deprecate.
4922 * optc-gen.awk: Handle -ftemplate-depth=.
4923 * opth-gen.awk: Likewise.
4924 * c-opts.c (c_common_handle_option): Likewise.
4925 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
4927 2010-02-24 Jason Merrill <jason@redhat.com>
4929 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
4931 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4933 * cfg.c (alloc_aux_for_block): Remove inline.
4934 (alloc_aux_for_edge): Likewise.
4936 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4938 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
4940 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4942 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
4943 * config/i386/sol2-gas.h: New file.
4944 * config.gcc (i[34567]86-*-solaris2*): Use it.
4946 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4949 * c-typeck.c (ep_convert_and_check): New.
4950 (build_conditional_expr): Use it.
4951 (build_binary_op): Likewise.
4953 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4955 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
4958 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
4959 bounds even for -O+.
4960 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
4961 expr needs to have DECL_NAME set.
4963 2010-02-24 Nick Clifton <nickc@redhat.com>
4965 * config/mep/mep.c: Include gimple.h.
4966 (mep_function_uses_sp): Delete unused function.
4967 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
4968 parameters. Use unsigned integers to count args. Return a
4969 NULL_RTX instead of an error_mark_node. Toidy up formatting.
4971 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4974 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
4975 greater or equal to nelt instead of 2 * nelt.
4976 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
4979 2010-02-23 Jason Merrill <jason@redhat.com>
4982 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
4983 in cfun->local_decls even if they have register types.
4986 * stor-layout.c (place_field): Don't warn about unnecessary
4987 DECL_PACKED if the type is packed.
4989 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4992 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4993 GOTOFF relocs, even when the base reg isn't pic pointer.
4995 2010-02-23 Michael Matz <matz@suse.de>
4998 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4999 (expand_gimple_basic_block): Generate and use debug temps if there
5000 are debug uses left after the last real use of TERed ssa names.
5001 Unlink debug immediate uses when they are expanded.
5003 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
5006 * config/i386/i386.c (override_options): Reorganise to provide
5007 better error messages.
5009 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5012 * graphite-scop-detection.c (create_single_exit_edge): Move
5013 the call to find_single_exit_edge to....
5014 (create_sese_edges): ...here. Don't handle multiple edges
5015 exiting the function.
5016 (build_graphite_scops): Don't handle multiple edges
5017 exiting the function.
5019 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5022 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
5023 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
5025 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5028 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
5030 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
5033 * c-typeck.c (convert_arguments): Print declaration location.
5034 * c-common.c (validate_nargs): Rename as
5035 builtin_function_validate_nargs.
5036 (check_builtin_function_arguments): Update.
5038 2010-02-22 Richard Guenther <rguenther@suse.de>
5041 * tree-inline.c (declare_return_variable): Use the type of
5042 the call stmt lhs if available.
5044 2010-02-22 Duncan Sands <baldrick@free.fr>
5046 * passes.c (register_pass): Always consider all pass lists when
5047 ref_pass_instance_number is zero.
5049 2010-02-22 Richard Guenther <rguenther@suse.de>
5051 PR tree-optimization/42749
5052 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
5053 parameter. Do arithmetic in the original type.
5054 (update_accumulator_with_ops): Likewise.
5055 (adjust_accumulator_values): Adjust.
5057 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5059 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
5060 (QI to BLKmode splitter): New splitter.
5062 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
5064 * config/i386/i386.c (initial_ix86_tune_features): Turn on
5065 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
5067 2010-02-22 Richard Guenther <rguenther@suse.de>
5069 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
5071 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
5073 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
5074 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
5075 ($(T)crti.o, $(T)crtn.o): Remove rules.
5077 2010-02-21 Tobias Burnus <burnus@net-b.de>
5080 * doc/invoke.texi (-fassociative-math): Document that this
5081 option is automatically enabled for Fortran.
5083 2010-02-20 David S. Miller <davem@davemloft.net>
5085 * configure.ac: Test if linker and assembler properly support
5086 GOTDATA_OP relocations.
5087 * configure: Rebuild.
5088 * config.in: Likewise.
5089 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
5090 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
5091 (movsi_high_pic): Likewise.
5092 (movdi_lo_sum_pic): Likewise.
5093 (movdi_high_pic): Likewise.
5094 (movsi_pic_gotdata_op): New pattern.
5095 (movdi_pic_gotdata_op): Likewise.
5096 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
5097 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
5099 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
5102 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
5103 attribute to ssemul.
5104 (xop_mulv2div2di3_high): Ditto.
5106 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5109 * c.opt (Wconversion-null): New option.
5110 * doc/invoke.texi (Wconversion-null): Document.
5112 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5114 * common.opt (Wlarger-than-): Add Undocumented.
5116 2010-02-19 Mike Stump <mikestump@comcast.net>
5118 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
5120 2010-02-19 Jason Merrill <jason@redhat.com>
5123 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
5124 * configure: Likewise.
5126 2010-02-20 Alan Modra <amodra@gmail.com>
5129 * cgraph.h (cgraph_make_decl_local): Declare.
5130 * cgraph.c (cgraph_make_decl_local): New function.
5131 (cgraph_make_node_local): Use it.
5132 * cgraphunit.c (cgraph_function_versioning): Likewise.
5133 * ipa.c (function_and_variable_visibility): Likewise.
5135 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5138 * except.c (sjlj_emit_function_enter): Don't call
5139 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
5141 * rtl.h (add_reg_br_prob_note): Remove prototype.
5143 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5146 * c-common.c (conversion_warning): Remove widening conversions
5147 before checking the conversion of integers to reals.
5149 2010-02-19 Mike Stump <mikestump@comcast.net>
5152 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
5155 * cgraphunit.c (process_function_and_variable_attributes): Check
5156 DECL_PRESERVE_P instead of looking up attribute "used".
5157 * ipa-pure-const.c (check_decl): Likewise.
5158 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
5159 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
5160 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
5161 instead of attribute "used".
5162 * config/sol2-c.c (solaris_pragma_init): Likewise.
5163 (solaris_pragma_fini): Likewise.
5165 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5167 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
5168 Use XCNEW instead of xcalloc.
5169 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
5170 XNEW instead of xmalloc.
5171 (get_fields): Use XNEWVEC instead of xmalloc.
5174 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
5175 populate vars array.
5176 (create_new_general_access): For debug stmts just reset value.
5177 (get_stmt_accesses): For accesses within debug stmts just record them
5178 using add_access_to_acc_sites instead of preventing the peeling or
5179 counting them as accesses.
5182 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
5184 2010-02-19 Richard Guenther <rguenther@suse.de>
5186 PR tree-optimization/42916
5187 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
5190 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
5192 * configure.ac: Replace all uses of changequote in macro arguments
5193 with proper quoting.
5195 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5198 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
5200 2010-02-19 Richard Guenther <rguenther@suse.de>
5202 PR tree-optimization/42944
5203 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
5204 test for aliasing with errno.
5206 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5209 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
5210 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
5211 * dojump.c: Include output.h.
5212 (inv): New inline function.
5213 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
5214 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
5215 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
5216 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
5217 argument, pass it down to other calls.
5218 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
5219 add REG_BR_PROB note to the conditional jump.
5220 * cfgexpand.c (add_reg_br_prob_note): Removed.
5221 (expand_gimple_cond): Don't call it, add the probability
5222 as last argument to jumpif_1/jumpifnot_1.
5223 * Makefile.in (dojump.o): Depend on output.h.
5224 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
5226 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
5227 * stmt.c (do_jump_if_equal): Likewise.
5228 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
5229 * loop-unswitch.c (compare_and_jump_seq): Likewise.
5230 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
5232 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
5233 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
5234 jumpifnot_1 callers.
5235 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
5237 (store_expr): Adjust jumpifnot caller.
5238 (store_constructor): Adjust jumpif caller.
5241 * gimplify.c (gimple_boolify): For __builtin_expect call
5242 gimple_boolify also on its first argument.
5244 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
5246 * configure.ac (gnu-unique-object): Wrap regexps using [] in
5248 (__stack_chk_fail): Ditto. Remove quadrigraphs.
5249 * configure: Regenerated.
5251 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5253 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
5254 lang_hooks.types_compatible_p instead of comptypes.
5256 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
5258 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
5259 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
5260 if __prefer_thumb__ is defined.
5262 2010-02-18 Martin Jambor <mjambor@suse.cz>
5264 PR tree-optimization/43066
5265 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
5266 array with zero-sized element type.
5268 2010-02-18 Jakub Jelinek <jakub@redhat.com>
5270 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
5271 rtx, allocate struct var_loc_node here and return it to the
5272 caller, and only if it is actually needed.
5273 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
5274 move it earlier and return immediately if it returns NULL.
5276 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
5278 * config/sparc/gas.h: New file. Restore
5279 TARGET_ASM_NAMED_SECTION to its ELF default.
5280 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
5282 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5283 Likewise. Add ATTRIBUTE_UNUSED to prototype.
5284 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
5285 after sparc/sysv4.h.
5287 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
5289 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
5291 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
5293 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
5294 patterns from predicated pattern.
5296 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
5299 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
5300 for insn mnemonic suffix.
5302 2010-02-17 Richard Guenther <rguenther@suse.de>
5304 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
5307 2010-02-17 Jakub Jelinek <jakub@redhat.com>
5310 * caller-save.c (save_call_clobbered_regs): If BB ends with
5311 a DEBUG_INSN, move any notes in between last real insn and the last
5312 DEBUG_INSN after the last DEBUG_INSN.
5314 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
5316 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
5317 Fix return type. Fix argument type. Explain meaning of return value.
5319 2010-02-16 Richard Guenther <rguenther@suse.de>
5321 PR tree-optimization/41043
5322 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
5323 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
5325 (vrp_visit_phi_node): ... but only for loop PHI nodes.
5327 2010-02-16 Ira Rosen <irar@il.ibm.com>
5329 PR tree-optimization/43074
5330 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
5331 * tree-vect-loop.c (vect_analyze_loop_operations): Add
5332 vectorizable cycles in hybrid SLP check.
5333 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
5335 2010-02-16 Richard Guenther <rguenther@suse.de>
5337 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
5338 (true_dependence): If memrefs_conflict_p computes must-alias
5339 trust it. Move TBAA check after offset-based disambiguation.
5340 (canon_true_dependence): Likewise.
5342 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
5344 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
5345 * doc/invoke.texi: Document it.
5346 * var-tracking.c: Include toplev.h and params.h.
5347 (vt_find_locations): Return bool indicating success. Compute
5348 hash sizes unconditionally. Check new parameter, report.
5349 (variable_tracking_main_1): Check vt_find_locations results and
5350 retry. Renamed from...
5351 (variable_tracking_main): ... this. New wrapper to preserve
5352 flag_var_tracking_assignments.
5353 * Makefile.in (var-tracking.o): Adjust dependencies.
5355 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
5356 Jakub Jelinek <jakub@redhat.com>
5359 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
5360 if weak_import attribute is present.
5361 * config/darwin.c (machopic_select_section): Likewise.
5363 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
5365 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
5366 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
5367 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
5368 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
5370 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
5372 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5375 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
5376 Rewrite text to refer to the names.
5378 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
5380 * config/i386/i386-builtin-types.def
5381 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
5382 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
5383 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
5384 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
5385 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
5386 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
5387 IX86_BUILTIN_VPERMIL2PS256.
5388 (MULTI_ARG_4_DF2_DI_I): Defined.
5389 (MULTI_ARG_4_DF2_DI_I1): Defined.
5390 (MULTI_ARG_4_SF2_SI_I): Defined.
5391 (MULTI_ARG_4_SF2_SI_I1): Defined.
5392 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
5393 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
5394 __builtin_ia32_vpermil2ps256.
5395 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5396 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5397 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
5398 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5399 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5400 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
5401 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
5402 CODE_FOR_xop_vpermil2v8sf3.
5403 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
5404 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
5405 * config/i386/xopintrin.h (_mm_permute2_pd): New.
5406 (_mm256_permute2_pd): New.
5407 (_mm_permute2_ps): New.
5408 (_mm256_permute2_ps): New.
5410 2010-02-15 Nick Clifton <nickc@redhat.com>
5412 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
5413 boolean parameters. Use emit_jump_insn when emitting a pop
5414 instruction containing a return insn.
5415 (push): Use 'true' rather than '1' as second parameter to F.
5416 (h8300_expand_prologue): Likewise.
5417 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
5418 (h8300_expand_epilogue): Likewise.
5420 2010-02-15 Richard Guenther <rguenther@suse.de>
5423 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
5426 2010-02-15 Nick Clifton <nickc@redhat.com>
5428 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
5431 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
5433 * intl.c (fake_ngettext): New function.
5434 * intl.h (fake_ngettext): Declare.
5435 (ngettext): Define macro.
5436 * collect2.c (notice_translated): New function.
5437 (main): Use notice_translated and ngettext.
5438 * collect2.h (notice_translated): Declare.
5440 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
5442 * reorg.c (delete_computation): Comment fixes.
5443 * caller-save.c (setup_save_areas): Idem.
5444 * sel-sched-dump.c (dump_lv_set): Idem.
5447 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5449 * config/s390/s390.c (s390_sched_init): New function.
5450 (TARGET_SCHED_INIT): Target hook defined.
5452 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
5453 Jack Howarth <howarth@bromo.med.uc.edu>
5454 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5457 Partial revert of unintended change in fix for PR41605.
5458 * config/darwin.h: Fix typo.
5459 * config/darwin9.h: Same.
5461 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5463 * c-pch.c (pch_init): Clear v.
5465 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5468 * graphite-scop-detection.c (graphite_can_represent_scev): Call
5469 graphite_can_represent_init for MULT_EXPR.
5471 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5475 * graphite-sese-to-poly.c (remove_phi): New.
5476 (translate_scalar_reduction_to_array): Call remove_phi.
5478 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5481 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
5482 * graphite-clast-to-gimple.h (gloog): Update declaration.
5483 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
5484 * graphite-poly.h (struct poly_bb): Add missing comments.
5485 (struct scop): Add poly_scop_p field.
5487 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
5488 * graphite.c (graphite_transform_loops): Build the polyhedral
5489 representation for each scop before code generation.
5490 * sese.c (rename_variables_in_operand): Removed.
5491 (rename_variables_in_expr): Return the renamed expression.
5492 (rename_sese_parameters): New.
5493 * sese.h (rename_sese_parameters): Declared.
5495 2010-02-11 Richard Guenther <rguenther@suse.de>
5497 PR tree-optimization/42998
5498 * tree-ssa-pre.c (create_expression_by_pieces): Treat
5499 POINTER_PLUS_EXPR properly.
5501 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5502 Changpeng Fang <changpeng.fang@amd.com>
5505 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
5506 the cost of an IV candidate when the IV is used in a test against zero.
5508 * gcc.dg/tree-ssa/ivopts-3.c: New.
5510 2010-02-11 Richard Guenther <rguenther@suse.de>
5513 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
5514 pointer-vs-decl case by swapping refs. Handle some cases
5515 of pointer-vs-decl disambiguations more conservatively.
5516 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
5517 to false after expanding.
5519 2010-02-11 Richard Guenther <rguenther@suse.de>
5522 * gcc.c (process_command): Handle LTO file@offset case more
5525 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5527 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
5528 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
5530 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
5532 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
5533 if MEM's mode size isn't DWARF2_ADDR_SIZE.
5534 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
5535 Optimize eq/ne comparisons when both arguments are known to be
5537 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
5538 Don't mask operands unnecessarily if they are known to be already
5541 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
5543 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
5546 2010-02-10 Richard Guenther <rguenther@suse.de>
5548 PR tree-optimization/43017
5549 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
5550 for wrapping signed arithmetic.
5552 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5555 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
5556 if no debug info should be emitted for it.
5558 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5560 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5561 note when flag_exceptions is set.
5563 2010-02-10 Duncan Sands <baldrick@free.fr>
5565 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5567 2010-02-10 Richard Guenther <rguenther@suse.de>
5570 * tree.c (get_unwidened): Handle constants.
5571 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5573 2010-02-10 Martin Jambor <mjambor@suse.cz>
5576 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
5577 check for variable argument counts independently.
5579 2010-02-10 Christian Bruel <christian.bruel@st.com>
5582 * config/sh/sh.c (find_barrier): Increase length for non delayed
5583 conditional branches.
5585 2010-02-10 Christian Bruel <christian.bruel@st.com>
5587 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
5589 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5591 * builtins.c (set_builtin_user_assembler_name): Also handle
5592 ffs if int is smaller than word.
5594 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
5597 * ira-conflicts.c (get_dup): Remove.
5598 (process_reg_shuffles): Add new parameter. Use it as an
5599 additional guard for copy generation.
5600 (add_insn_allocno_copies): Rewrite.
5602 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
5604 * common.opt (fsched2-use-traces): Preserved for backward
5606 * doc/invoke.texi: Remove the documentation about option
5607 -fsched2-use-traces.
5608 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
5609 flag_sched2_use_traces.
5610 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
5611 the backward compatibility flag section.
5613 2010-02-09 Richard Guenther <rguenther@suse.de>
5615 PR tree-optimization/43008
5616 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
5617 make HEAP variables initialized from global memory if they
5618 are not known builtin functions.
5619 (find_func_aliases): Adjust.
5621 2010-02-09 Richard Guenther <rguenther@suse.de>
5623 PR tree-optimization/43000
5624 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5625 arithmetic manually.
5627 2010-02-08 Jakub Jelinek <jakub@redhat.com>
5629 PR tree-optimization/42931
5630 * tree-loop-linear.c (try_interchange_loops): Don't call
5631 double_int_mul if estimated_loop_iterations failed.
5633 2010-02-08 Martin Jambor <mjambor@suse.cz>
5636 * tree-sra.c (build_accesses_from_assign): Do not mark in
5637 should_scalarize_away_bitmap if stmt has volatile ops.
5638 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5641 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5643 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5645 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5647 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5650 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5653 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5655 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5658 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5659 to unknown_dependence.
5660 (graphite_legal_transform_dr): Handle the unknown_dependence.
5661 (graphite_carried_dependence_level_k): Same.
5663 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5665 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5667 2010-02-07 Richard Guenther <rguenther@suse.de>
5670 * expr.c (get_inner_reference): Always initialize *pbitsize.
5672 2010-02-07 Richard Guenther <rguenther@suse.de>
5675 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5676 new ARRAY_REFs on variable size element or minimal index arrays.
5678 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5679 gimple_fold_indirect_ref.
5681 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5684 * arm.c (arm_override_options): Just return if the user has specified
5685 an invalid fpu name.
5687 2010-02-03 Jason Merrill <jason@redhat.com>
5690 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5691 i386_pe_maybe_record_exported_symbol.
5693 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5696 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5697 (pa_delegitimize_address): New function.
5699 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5701 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5702 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5704 2010-02-05 Richard Guenther <rguenther@suse.de>
5707 * lto-streamer-in.c (get_resolution): Deal with references
5708 to undefined functions.
5710 2010-02-05 Richard Guenther <rguenther@suse.de>
5712 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5713 (fold_const_aggregate_ref): Likewise.
5714 (ccp_fold_stmt): Substitute loads.
5715 (maybe_fold_reference): Verify types before substituting.
5717 (fold_gimple_assign): Unshare properly.
5718 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5720 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5722 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5723 for rs6000_gen_cell_microcode.
5725 2010-02-04 Richard Guenther <rguenther@suse.de>
5727 PR rtl-optimization/42952
5728 * dse.c (const_or_frame_p): Remove MEM handling.
5730 2010-02-04 Nick Clifton <nickc@redhat.com>
5732 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5733 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5734 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5735 (mn10300_asm_output_mi_thunk): New function.
5736 (mn10300_can_output_mu_thunk): New function.
5737 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5738 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5739 (FUNCTION_ARG): Delete incorrect comment.
5741 2010-02-03 Jason Merrill <jason@redhat.com>
5744 * fold-const.c (operand_equal_p): Handle erroneous types.
5746 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5748 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5750 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5752 PR rtl-optimization/42941
5753 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5756 2010-02-03 Jason Merrill <jason@redhat.com>
5759 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5761 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5764 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5765 (cselib_reset_table): Renamed from...
5766 (cselib_reset_table_with_next_value): ... this.
5767 (cselib_get_next_uid): Renamed from...
5768 (cselib_get_next_unknown_value): ... this.
5769 * cselib.c (next_uid): Renamed from...
5770 (next_unknown_value): ... this.
5771 (cselib_clear_table): Adjust.
5772 (cselib_reset_table): Adjust. Renamed from...
5773 (cselib_reset_table_with_next_value): ... this.
5774 (cselib_get_next_uid): Adjust. Renamed from...
5775 (cselib_get_next_unknown_value): ... this.
5776 (get_value_hash): Use hash.
5777 (cselib_hash_rtx): Likewise.
5778 (new_cselib_val): Adjust. Set and dump uid.
5779 (cselib_lookup_mem): Pass next_uid as hash.
5780 (cselib_subst_to_values): Likewise.
5781 (cselib_log_lookup): Dump uid.
5782 (cselib_lookup): Pass next_uid as hash. Adjust.
5783 (cselib_process_insn): Adjust.
5784 (cselib_init): Initialize next_uid.
5785 (cselib_finish): Adjust.
5786 (dump_cselib_table): Likewise.
5787 * dse.c (canon_address): Dump value uid.
5788 * print-rtl.c (print_rtx): Print value uid.
5789 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5791 (dv_uid): New function, sort of renamed from...
5792 (dv_htab_hash): ... this, reimplemented in terms of it and...
5793 (dv_uid2hash): ... this. New.
5794 (variable_htab_eq): Drop excess assertions.
5795 (tie_break_pointers): Removed.
5796 (canon_value_cmp): Compare uids.
5797 (variable_post_merge_New_vals): Print uids.
5798 (vt_add_function_parameters): Adjust.
5799 (vt_initialize): Reset table. Adjust.
5801 2010-02-03 Richard Guenther <rguenther@suse.de>
5803 PR tree-optimization/42944
5804 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5805 (call_may_clobber_ref_p_1): Likewise. Properly handle
5806 malloc and calloc clobbering errno.
5808 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5810 * doc/invoke.texi: Fix name of sched1 dump.
5812 * opts.c (decode_options): Set flag_tree_switch_conversion
5813 only conditionally on optimize >= 2.
5815 * gcse.c: Assorted comment fixes in pass description.
5817 2010-02-03 Anthony Green <green@moxielogic.com>
5819 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5820 nop padding in order to maintain alignment of storage location of
5821 target function address.
5822 (moxie_trampoline_init): Store target function address at newly
5824 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5826 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5828 2010-02-03 Richard Guenther <rguenther@suse.de>
5831 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5833 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5835 * config.gcc: Reenable check for obsolete targets.
5836 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5837 mips-sgi-irix6.[0-4]*.
5839 2010-02-02 Nick Clifton <nickc@redhat.com>
5841 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5842 constant size of 4 as being the same as 0.
5843 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5844 can take values in the range 0..4.
5846 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5849 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5850 as _darwin10_Unwind_FindEnclosingFunction().
5851 * libgcc-libsystem.ver: New.
5853 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5856 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5857 implicitly set registers.
5859 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
5861 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
5862 (arm_override_options): Allow automatic selection of the thread
5863 pointer register if thumb2.
5864 (legitimize_pic_address): Improve code sequences for Thumb2.
5865 (arm_call_tls_get_addr): Likewise.
5866 (legitimize_tls_address): Likewise.
5867 * arm.md (pic_load_addr_arm): Delete. Replace with ...
5868 (pic_load_addr_32bit): ... this. New named pattern.
5869 * thumb2.md (pic_load_addr_thumb2): Delete.
5870 (pic_load_dot_plus_four): Delete.
5871 (tls_load_dot_plus_four): New named pattern.
5873 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5876 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
5877 Document fix for TLS bug.
5879 2010-01-31 Richard Guenther <rguenther@suse.de>
5881 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
5882 conservatively correct.
5884 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5888 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5890 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5892 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5894 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
5896 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
5898 * config.gcc: Adjust order of makefile fragments for mingw targets.
5900 2010-01-31 Richard Guenther <rguenther@suse.de>
5903 * gimplify.c (gimplify_init_constructor): For volatile LHS
5904 initialize a temporary.
5906 2010-01-31 Matthias Klose <doko@ubuntu.com>
5908 * configure.ac: Fix __stack_chk_fail check for cross builds configured
5910 * configure: Regenerate.
5912 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
5914 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5915 the same alias set and their sizes different constantness.
5916 (aliasing_component_refs_p): Revert 2009-10-24 change.
5918 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5920 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
5923 2010-01-29 Richard Guenther <rguenther@suse.de>
5925 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
5926 Assert we successfully updated the call.
5928 2010-01-29 Jakub Jelinek <jakub@redhat.com>
5930 PR rtl-optimization/42889
5931 * df.h (df_set_bb_dirty_nonlr): New prototype.
5932 * df-core.c (df_set_bb_dirty_nonlr): New function.
5933 * df-scan.c (df_insn_rescan): Call it instead of
5934 df_set_bb_dirty for DEBUG_INSNs.
5936 2010-01-29 Richard Guenther <rguenther@suse.de>
5939 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
5940 quadratic behavior in most cases.
5942 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
5945 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
5946 in the call to gen_x86_movsicc_0_m1.
5948 2010-01-28 Richard Guenther <rguenther@suse.de>
5950 PR tree-optimization/42871
5951 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
5953 2010-01-28 Richard Guenther <rguenther@suse.de>
5955 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
5956 into call arguments.
5958 2010-01-28 Richard Guenther <rguenther@suse.de>
5961 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
5962 the forwarder if the destination is an EH landing pad.
5964 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
5966 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
5967 block list passed to gimple_duplicate_sese_tail.
5968 (parallelize_loops): Avoid parallelization when the function
5970 Avoid parallelization when the preheader is IRREDUCIBLE.
5971 Try to optimize when estimated_loop_iterations_int is unresolved.
5972 Add the loop's location to the dump file.
5973 * tree-cfg.c (add_phi_args_after_redirect): Remove.
5974 (gimple_duplicate_sese_tail): Remove the check for the latch.
5975 Redirect nexits to the exit block.
5976 Remove handling of the incoming edges to the latch.
5977 Redirect the backedge from the copied latch to the exit bb.
5979 2010-01-28 Michael Matz <matz@suse.de>
5982 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
5983 Wrap force_reg into a sequence, emit it before user.
5985 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
5987 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
5989 (arm_legacy_rev): Likewise.
5990 (thumb_legacy_rev): Likewise.
5992 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5994 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5995 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5996 on MEM's address failed, try avoid_constant_pool_reference and
5997 recurse if it returned something different.
5998 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5999 address, try avoid_constant_pool_reference and recurse if it
6000 returned something different.
6001 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
6002 address and avoid_constant_pool_reference returned something
6003 different, don't set have_address.
6005 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
6008 * var-tracking.c (val_store): Add modified argument, obey it.
6010 (count_uses): Move down logging of main.
6011 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
6012 don't need resolution.
6013 (emit_notes_in_bb): Likewise.
6015 2010-01-27 Richard Guenther <rguenther@suse.de>
6018 * tree-inline.c (remap_decl): Delay remapping of SSA name
6019 default definitions until we need them.
6021 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6023 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6024 (rs6000_delegitimize_address): New function.
6026 * config/s390/s390.c (s390_delegitimize_address): Call
6027 delegitimize_mem_from_attrs.
6030 * tree-inline.c (cannot_copy_type_1): Removed.
6031 (copy_forbidden): Don't forbid copying of functions containing
6032 records/unions with variable length fields.
6034 2010-01-27 Christian Bruel <christian.bruel@st.com>
6038 * config/sh/sh.c (find_barrier): Increase length for non delayed
6039 conditional branches.
6041 2010-01-27 Matthias Klose <doko@ubuntu.com>
6043 * configure.ac (gnu-unique-object): Fix ldd version check.
6044 * configure: Regenerate.
6046 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6048 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
6050 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
6051 Test for HAVE_GNU_AS value.
6053 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6055 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
6056 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
6057 INT64_TYPE): Define.
6058 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
6059 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6060 INT_LEAST64_TYPE): Define.
6061 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
6062 UINT_LEAST64_TYPE): Define.
6063 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
6064 INT_FAST64_TYPE): Define.
6065 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6066 UINT_FAST64_TYPE): Define.
6067 (INTMAX_TYPE, UINTMAX_TYPE): Define.
6068 (INTPTR_TYPE, UINTPTR_TYPE): Define.
6069 (SIG_ATOMIC_TYPE): Define.
6071 2010-01-26 Richard Guenther <rguenther@suse.de>
6073 * df-scan.c (df_scan_set_bb_info): Remove assert.
6074 (df_insn_rescan_debug_internal): Merge asserts.
6075 (df_install_ref): Likewise.
6076 (df_mark_reg): Use bitmap_set_range.
6077 (df_hard_reg_used_p): Remove assert.
6078 (df_hard_reg_used_count): Likewise.
6080 2010-01-26 Richard Guenther <rguenther@suse.de>
6082 PR rtl-optimization/42685
6083 * web.c (web_main): Ignore DEBUG_INSNs.
6085 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
6087 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
6089 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
6090 Fix types of fndecl and arglist parameters.
6092 2010-01-26 Richard Guenther <rguenther@suse.de>
6095 * tree-eh.c (unsplit_eh): Skip debug insns.
6097 2010-01-26 Richard Guenther <rguenther@suse.de>
6099 PR tree-optimization/42250
6100 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
6102 2010-01-26 Jakub Jelinek <jakub@redhat.com>
6105 * omp-low.c (expand_omp_sections): Only use single_pred if
6106 l2_bb is single_pred_p.
6108 2010-01-25 Christian Bruel <christian.bruel@st.com>
6111 * config/sh/sh.c (find_barrier): Increase length for non delayed
6112 conditional branches.
6113 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
6115 2010-01-24 David S. Miller <davem@davemloft.net>
6117 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
6118 define if not using GAS.
6119 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6120 Likewise. Delete SECTION_MERGE code, which is only applicable
6123 2010-01-24 Mark Mitchell <mark@codesourcery.com>
6126 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
6127 mangling of va_list in system headers.
6129 2010-01-23 Toon Moene <toon@moene.org>
6131 * tree-predcom.c (combine_chains): Return NULL, not false.
6133 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
6135 * tree-loop-distribution.c (distribute_loop): Fix declaration and
6136 initialization of variable res to agree with return type.
6138 2010-01-22 Steve Ellcey <sje@cup.hp.com>
6140 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
6141 * tree-sra.c: Add include of expr.h.
6143 2010-01-22 Jakub Jelinek <jakub@redhat.com>
6145 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
6146 insert the debug stmt on the single non-EH edge from the stmt.
6148 2010-01-22 Richard Henderson <rth@redhat.com>
6151 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
6152 the RHS until after generate_subtree_copies has insertted its
6153 code before the current statement.
6155 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
6157 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
6159 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
6161 2010-01-21 Martin Jambor <mjambor@suse.cz>
6163 PR tree-optimization/42585
6164 * tree-sra.c (struct access): New field grp_total_scalarization.
6165 (dump_access): Dump the new field.
6166 (should_scalarize_away_bitmap): New variable.
6167 (cannot_scalarize_away_bitmap): Likewise.
6168 (sra_initialize): Allocate new bitmaps.
6169 (sra_deinitialize): Free new bitmaps.
6170 (create_access_1): New function.
6171 (create_access): Parts moved to create_access_1.
6172 (type_consists_of_records_p): New function.
6173 (completely_scalarize_record): Likewise.
6174 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
6175 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
6176 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
6178 (analyze_all_variable_accesses): Completely scalarize small eligible
6181 2010-01-21 Martin Jambor <mjambor@suse.cz>
6183 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
6185 2010-01-21 Andrew Haley <aph@redhat.com>
6187 * gcc.c (process_command): Move lang_specific_driver before
6188 setting cc_libexec_prefix.
6190 2010-01-21 Richard Guenther <rguenther@suse.de>
6193 * fold-const.c (negate_expr_p): Pretend only negative
6194 real constants are easily negatable.
6196 2010-01-20 Janis Johnson <janis187@us.ibm.com>
6197 Jason Merrill <jason@redhat.com>
6199 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
6200 (TYPE_TRANSPARENT_AGGR): this, for union and record.
6201 * calls.c (initialize argument_information): Handle it.
6202 * c-common.c (handle_transparent_union_attribute): Use new name.
6203 * c-decl.c (finish_struct): Ditto.
6204 * c-typeck.c (type_lists_compatible_p): Ditto.
6205 (convert_for_assignment): Use new name and also handle record.
6206 * function.c (aggregate_value_p): Handle it.
6207 (pass_by_reference): Ditto.
6208 (assign_parm_data_types): Ditto.
6209 * print-tree.c (print_node): Ditto.
6210 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
6211 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
6212 * tree.c (first_field): New fn.
6214 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6217 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
6218 even when linking statically, for now.
6220 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6223 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
6224 without a cselib val.
6225 (count_uses): Accept MO_VAL_SET with no val on stores.
6226 (add_stores): Likewise.
6228 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6230 * var-tracking.c (check_value_val): Add a compile time assertion.
6231 (dv_is_decl_p): Simplify.
6232 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
6233 gcc_assert if ENABLE_CHECKING.
6235 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6238 * var-tracking.c: Include tree-flow.h.
6239 (mem_dies_at_call): New.
6240 (dataflow_set_preserve_mem_locs): Use it.
6241 (dataflow_set_remove_mem_locs): Likewise.
6242 (dump_var): Renamed from dump_variable. Adjust all callers.
6243 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
6244 * Makefile.in (var-tracking.o): Adjust deps.
6246 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
6248 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
6250 2010-01-20 Richard Guenther <rguenther@suse.de>
6252 PR tree-optimization/42717
6253 * tree-ssa-dce.c (get_live_post_dom): Remove.
6254 (forward_edge_to_pdom): Take an arbitrary edge to copy
6255 degenerate PHI args from.
6256 (remove_dead_stmt): Use the first post-dominator even if it
6257 does not contain live statements as redirection destination.
6259 2010-01-20 Richard Guenther <rguenther@suse.de>
6261 * tree-inline.c (estimate_num_insns): Handle EH builtins.
6263 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6265 * sel-sched.c (create_speculation_check): Remove set but not used
6267 (try_transformation_cache): Remove set but not used variable ds.
6268 (calculate_privileged_insns): Remove set but not used variables
6269 cur_insn and min_spec_insn.
6270 (find_best_expr): Remove set but not used variable avail_n.
6271 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
6273 * cgraphunit.c (assemble_thunk): Remove set but not used variable
6275 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
6276 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
6279 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
6282 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
6283 cpu types. Add support for *-sse3 cpu types.
6284 (x86_64-*-*): Ditto.
6286 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6289 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
6290 argument, call initializer_constant_valid_p_1 instead of
6291 initializer_constant_valid_p, pass CACHE to it, return NULL
6292 immediately if first call returns NULL.
6293 (initializer_constant_valid_p_1): New function.
6294 (initializer_constant_valid_p): Use it.
6296 2010-01-20 Thomas Quinot <quinot@adacore.com>
6298 * tree.def (PLACEHOLDER_EXPR): Fix comment.
6300 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6302 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
6303 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
6304 (loc_list_from_tree): Don't handle unsigned division. Handle
6305 signed modulo using DW_OP_{over,over,div,mul,minus}.
6306 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
6307 modulo instead of signed.
6309 2010-01-20 DJ Delorie <dj@redhat.com>
6311 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
6313 (h8300_emit_stack_adjustment): Propogate it.
6315 (h8300_expand_prologue): Likewise.
6316 (h8300_expand_epilogue): Likewise.
6318 2010-01-19 Michael Matz <matz@suse.de>
6320 PR tree-optimization/41783
6321 * tree-data-ref.c (toplevel): Include flags.h.
6322 (dump_data_dependence_relation): Also dump the inputs if the
6323 result will be unknown.
6324 (split_constant_offset_1): Look through some conversions.
6325 * tree-predcom.c (determine_roots_comp): Restart a new chain if
6326 the offset from last element is too large.
6327 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
6328 (reassociate_to_the_same_stmt): Handle vector registers.
6329 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
6331 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
6332 wide_prolog_niters argument, emit widening instructions.
6333 (vect_do_peeling_for_alignment): Adjust caller, use widened
6334 variant of the iteration cound.
6335 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
6337 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6340 * config/arm/neon-testgen.m (emit_automatics): New parameter
6341 features. Adjust for Fixed_return_reg feature.
6342 (test_intrinsic): Call emit_automatics with new feature.
6343 * config/arm/neon.ml: Update copyright years.
6344 (features): New Fixed_return_reg feature.
6345 (ops): Update feature for Vget_low.
6347 2010-01-19 Jakub Jelinek <jakub@redhat.com>
6349 PR tree-optimization/42719
6350 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
6354 * fwprop.c (all_uses_available_at): Return false if def_set dest
6355 is a REG that is used in def_insn.
6357 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
6359 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
6361 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
6364 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
6366 * target.h (struct gcc_target) <secondary_reload>: Change type
6367 of last argument to secondary_reload_info *.
6369 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
6372 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
6373 memory references with unaligned offsets. Remove CQImode handling.
6374 (unaligned_memory_operand): Return 1 for memory references with
6375 unaligned offsets. Remove CQImode handling.
6377 2010-01-18 Richard Guenther <rguenther@suse.de>
6380 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
6383 2010-01-18 Richard Guenther <rguenther@suse.de>
6385 PR tree-optimization/42781
6386 * tree-ssa-structalias.c (find_what_var_points_to): Skip
6387 restrict processing only if the original variable was artificial.
6389 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
6391 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
6392 find number of popped argument bytes.
6394 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
6395 Fix the text that describes the return value for invalid insns.
6397 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
6399 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
6400 Clarify what 'cost of the -dependence' is. Fix quoting.
6402 * toplev.c (default_get_pch_validity): Rename argument to "sz".
6403 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
6405 2010-01-17 Jakub Jelinek <jakub@redhat.com>
6407 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6408 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
6410 2010-01-17 Richard Guenther <rguenther@suse.de>
6413 * function.c (split_complex_args): Take a VEC to modify.
6414 (assign_parms_augmented_arg_list): Build a VEC instead of
6415 a chain of PARM_DECLs.
6416 (assign_parms_unsplit_complex): Take a VEC of arguments.
6417 Do not fixup unmodified parms.
6418 (assign_parms): Deal with the VEC.
6419 (gimplify_parameters): Likewise.
6421 2010-01-17 Richard Guenther <rguenther@suse.de>
6423 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
6424 node existence check.
6425 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
6426 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
6427 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
6428 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
6429 (gimple_execute_on_growing_pred): Likewise.
6431 2010-01-17 Richard Guenther <rguenther@suse.de>
6433 PR tree-optimization/42773
6434 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
6435 (compute_antic_aux): Likewise.
6436 (compute_partial_antic_aux): Likewise.
6438 2010-01-17 Jie Zhang <jie.zhang@analog.com>
6441 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
6444 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
6446 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
6449 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
6450 Fix markup for strict argument.
6452 (TARGET_SCHED_REORDER2): Fix argument types.
6454 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
6455 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
6457 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
6458 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
6460 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
6463 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
6464 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
6465 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
6466 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
6467 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
6469 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
6471 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
6473 (TARGET_ASM_RELOC_RW_MASK): Add return type.
6474 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
6476 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
6478 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
6481 (TARGET_ASM_NAMED_SECTION): Fix argument list.
6483 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
6484 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
6486 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
6488 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
6490 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
6491 referring to it. Fix language.
6493 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
6495 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
6497 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
6499 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
6501 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
6502 '@var{stream}. Remove stray 'and'.
6504 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
6506 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
6508 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
6510 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
6511 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
6513 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
6514 Fix description of return value.
6515 Rename argument "sz" to "len."
6517 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
6518 Clarify meaning of 'true' return value.
6520 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
6522 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
6523 rep_mode versus mode_rep.
6525 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
6527 (TARGET_BUILTIN_DECL): Fix name.
6529 (TARGET_COMMUTATIVE_P): Fix type of first argument.
6531 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
6533 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
6535 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
6537 (TARGET_RELAXED_ORDERING): Use @deftypevr.
6539 (TARGET_GET_DRAP_RTX): Note that this is a hook.
6542 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
6543 Rename argument tm_fn to md_fn.
6545 (TARGET_OPTION_PRINT): Fix argument list.
6547 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
6550 * config/i386/i386.c (ix86_fixup_binary_operands):
6551 Revert FMA4 fixup of operands.
6553 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6556 * Makefile.in (write_entries_to_file, install-plugin):
6557 Use \012 instead of \n with tr.
6559 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6561 * configure.ac (HAVE_AS_REF): New C macro.
6562 * configure: Regenerate.
6563 * config.in: Likewise.
6564 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6566 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6569 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6571 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6573 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6575 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
6577 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
6579 (TARGET_IN_SMALL_DATA_P): Fix argument type.
6581 (TARGET_BINDS_LOCAL_P): Fix argument type.
6583 (TARGET_ASM_FILE_END): Use prototype.
6585 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
6587 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
6589 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
6591 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
6593 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
6594 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
6596 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
6597 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
6599 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
6600 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
6601 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
6602 (TARGET_ADDR_SPACE_CONVERT): Likewise.
6604 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
6606 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
6608 (TARGET_INIT_BUILTINS): Use prototype.
6610 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6611 Put 'const char *' in braces. Fix parameter types.
6612 (TARGET_INVALID_CONVERSION): Fix parameter types.
6613 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
6614 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
6616 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
6619 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
6621 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6623 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6625 * doc/tm.texi (TARGET_HELP): Fix return type.
6627 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
6628 in braces. Fix argument types.
6630 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6632 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6634 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6636 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6637 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6639 (TARGET_MANGLE_TYPE): Fix argument types.
6641 (TARGET_IRA_COVER_CLASSES): Use prototype.
6643 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6645 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6647 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6649 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6651 (TARGET_CALLEE_COPIES): Fix argument types.
6653 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6655 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6657 (TARGET_FUNCTION_VALUE): Fix argument types.
6659 (TARGET_RETURN_IN_MSB): Fix argument type.
6661 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6663 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6665 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6667 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6668 agree with return type.
6670 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6672 2010-01-15 Jing Yu <jingyu@google.com>
6674 PR rtl-optimization/42691
6675 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6676 a pseudo to a constant and are merged, and adjust comments.
6678 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6680 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6682 2010-01-15 Richard Guenther <rguenther@suse.de>
6685 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6686 labels of computed or non-local gotos to the destination.
6687 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6688 landing pad label is the first label.
6690 2010-01-15 Richard Guenther <rguenther@suse.de>
6692 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6694 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6697 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6698 to allow generation of the xssqrtdp instruction on power7.
6699 (sqrtdf2_fpr): Ditto.
6701 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6704 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6705 functions with noreturn attribute.
6708 * varasm.c (declare_weak): Add weak attribute to decl if it
6709 doesn't have one already.
6710 (assemble_external): Only add decls to weak_decls if they also
6711 have weak attribute.
6713 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6715 * var-tracking.c (var_reg_delete): Don't delete the association
6716 between REGs and values or one-part variables if the register
6719 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6722 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6723 because its first operand is a non-localized variable.
6725 2010-01-14 Martin Jambor <mjambor@suse.cz>
6727 PR tree-optimization/42706
6728 * tree-sra.c (encountered_recursive_call): New variable.
6729 (encountered_unchangable_recursive_call): Likewise.
6730 (sra_initialize): Initialize both new variables.
6731 (callsite_has_enough_arguments_p): New function.
6732 (scan_function): Call decl and flags check only for IPA-SRA, check
6733 whether there is a recursive call and whether it has enough arguments.
6734 (all_callers_have_enough_arguments_p): New function.
6735 (convert_callers): Look for recursive calls only when
6736 encountered_recursive_call is set.
6737 (ipa_early_sra): Bail out either if
6738 !all_callers_have_enough_arguments_p or
6739 encountered_unchangable_recursive_call.
6741 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6743 * sel-sched.c: Add 2010 to copyright years.
6744 * sel-sched-ir.c: Likewise.
6745 * sel-sched-ir.h: Likewise.
6747 2010-01-14 Martin Jambor <mjambor@suse.cz>
6749 PR tree-optimization/42714
6750 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6751 constructors specially.
6753 2010-01-14 Andi Kleen <ak@linux.intel.com>
6755 * config/i386/drivers-i386.c (detect_caches_intel):
6756 Add l2sizekb parameter and fill in.
6757 (host_detect_local_cpu): Add l2sizekb, fill in.
6758 Add Atom small cache heuristic.
6760 2010-01-14 Andi Kleen <ak@linux.intel.com>
6762 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6763 Add level3 parameter and fill in.
6764 (detect_caches_intel): Handle level3 cache.
6766 2010-01-14 Andi Kleen <ak@linux.intel.com>
6768 * config/i386/drivers-i386.c (host_detect_local_cpu):
6769 Fix core duo detection.
6771 2010-01-14 Andi Kleen <ak@linux.intel.com>
6773 * config/i386/drivers-i386.c (host_detect_local_cpu):
6776 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6778 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6779 (rs6000_variable_issue_1): this. Use...
6780 (rs6000_variable_issue): here. Reimplement. Print debug info.
6782 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6784 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6785 sel_restore_notes. Update all callers. Call reemit_notes
6788 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6790 PR rtl-optimization/42246
6791 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6794 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6796 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6797 all successors is the same as number of successors in current region.
6799 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6801 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6802 to rename is not separable. Otherwise check that its LHS is not NULL.
6804 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6806 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6808 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6810 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6811 available registers when failed to discover LHS register class.
6812 Fix indentation. Update comment.
6814 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6815 Alexander Monakov <amonakov@ispras.ru>
6817 PR rtl-optimization/42389
6818 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6820 (advance_state_on_fence): Likewise.
6821 (sel_target_adjust_priority): Print debug output only when
6822 sched_verbose >= 4, not 2.
6823 (get_expr_cost): Do not issue all unique insns on the next cycle.
6824 (fill_insns): Initialize can_issue_more from the value saved
6826 * sel-sched-ir.c (flist_add): New parameter issue_more.
6827 Init FENCE_ISSUE_MORE with it.
6828 (merge_fences): Likewise.
6829 (init_fences): Update call to flist_add.
6830 (add_to_fences, add_clean_fence_to_fences)
6831 (add_dirty_fence_to_fences): Likewise.
6832 (move_fence_to_fences): Update call to merge_fences.
6833 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6835 * sel-sched-ir.h (struct _fence): New field issue_more.
6836 (FENCE_ISSUE_MORE): New accessor macro.
6838 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6840 PR rtl-optimization/42388
6841 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6842 that have no predecessors nor successors. Do not call move_bb_info
6843 for empty blocks outside of current region.
6845 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6847 PR rtl-optimization/42294
6848 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6849 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6850 originators' originators.
6852 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6854 PR rtl-optimization/39453
6855 PR rtl-optimization/42246
6856 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6858 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
6860 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6861 Alexander Monakov <amonakov@ispras.ru>
6864 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
6865 (maybe_tidy_empty_bb): ... here. Make static. Add new
6866 argument. Update all callers.
6867 (tidy_control_flow): ... and here. Recompute topological order
6868 of basic blocks in region if necessary.
6869 (sel_redirect_edge_and_branch): Change return type. Return true
6870 if topological order might have been invalidated.
6871 (purge_empty_blocks): Export and move from...
6872 * sel-sched.c (purge_empty_blocks): ... here.
6873 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
6874 (maybe_tidy_empty_bb): Delete prototype.
6875 (purge_empty_blocks): Declare.
6877 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6879 PR rtl-optimization/42249
6880 * sel-sched.c (try_replace_dest_reg): When chosen register
6881 and original register is the same, do not bail out early, but
6882 still check all original insns for validity of replacing destination
6883 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
6886 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6889 Port from no-undefined-overflow branch:
6890 2009-03-09 Richard Guenther <rguenther@suse.de>
6892 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
6894 2010-01-14 Richard Guenther <rguenther@suse.de>
6897 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
6899 2010-01-14 Ira Rosen <irar@il.ibm.com>
6901 PR tree-optimization/42709
6902 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
6903 as scalar type in creation of constant vector operand.
6905 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6908 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
6909 (check-parallel-%): Match `testsuite' directory component only
6912 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
6914 PR translation/39521
6915 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
6918 2010-01-13 Richard Guenther <rguenther@suse.de>
6920 PR tree-optimization/42730
6921 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
6924 2010-01-13 Steve Ellcey <sje@cup.hp.com>
6927 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
6928 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
6931 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
6933 * config/bfin/libgcc-bfin.ver: Regenerate based on current
6934 libgcc-std.ver. Add entries for ___smulsi3_highpart and
6935 ___umulsi3_highpart.
6937 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
6938 rather than schedule_insns if the pass is enabled.
6940 2010-01-13 Martin Jambor <mjambor@suse.cz>
6942 PR tree-optimization/42704
6943 * tree-sra.c (sra_modify_assign): Do not delete assignments to
6946 2010-01-13 Martin Jambor <mjambor@suse.cz>
6948 PR tree-optimization/42703
6949 * tree-sra.c (analyze_access_subtree): Check that we can build a
6950 reference to the original data within the aggregate.
6952 2010-01-13 Richard Guenther <rguenther@suse.de>
6954 PR tree-optimization/42705
6955 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
6957 2010-01-13 Richard Guenther <rguenther@suse.de>
6960 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
6962 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6965 * var-tracking.c (values_to_unmark): New variable.
6966 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6967 values_to_unmark vector. Moved body to...
6968 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6969 instead queue it into values_to_unmark vector.
6970 (vt_find_locations): Free values_to_unmark vector.
6972 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
6974 * config/s390/s390.c (override_options): Set
6975 default of max-pending-list-length to 256
6977 2010-01-13 Richard Guenther <rguenther@suse.de>
6980 * tree-pass.h (PROP_gimple_lcx): New.
6981 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
6982 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
6983 before the final cleanup_eh.
6984 (dump_properties): Dump PROP_gimple_lcx.
6985 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
6986 (tree_lower_complex_O0): Remove.
6987 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
6988 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
6989 tree_lower_complex, schedule TODO_update_ssa.
6990 * lto-streamer-out.c (output_function): Stream the functions
6992 * lto-streamer-in.c (input_function): Likewise.
6993 (lto_read_body): Do not override them here.
6995 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6998 * c-typeck.c (build_c_cast): Fold value cast to union type before
6999 wrapping it in a CONSTRUCTOR.
7001 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7003 PR rtl-optimization/42699
7004 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
7007 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7009 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7010 SUBTARGET_WARN_UNUSED_SPEC): Move ...
7011 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7012 SUBTARGET_WARN_UNUSED_SPEC): ... here
7013 * config/mips/iris5.h (LIBGCC_SPEC): Define.
7015 2010-01-12 Julian Brown <julian@codesourcery.com>
7017 * config/arm/neon-schedgen.ml (Utils): Don't try to
7018 open missing module.
7019 (find_with_result): New.
7021 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7024 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
7025 sharing when canonicalizing ({lt,ge}u (plus a b) b).
7027 PR tree-optimization/42645
7028 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
7029 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
7030 decl_map, set processing_debug_stmt to -1 and return name without
7033 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
7035 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
7036 binutils version, and reword target configuration description.
7038 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7040 * config/avr/avr.h (LINKER_NAME): Remove.
7042 2010-01-11 Janis Johnson <janis187@us.ibm.com>
7045 * config/rs6000/rs6000.c (rs6000_override_options): On targets
7046 that support VSX, warn for -mno-altivec if vsx is not disabled,
7049 2010-01-11 Joseph Myers <joseph@codesourcery.com>
7050 Shujing Zhao <pearly.zhao@oracle.com>
7052 PR translation/42469
7053 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
7054 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
7055 character between option name and help text.
7056 * c.opt (imultilib): Likewise.
7058 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
7060 * lto-streamer-out.c (output_unreferenced_globals): Output static
7063 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
7065 PR rtl-optimization/42621
7066 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
7067 optimizing for size.
7068 (duplicate_computed_gotos): Remove now-redundant check.
7070 2010-01-10 Steve Ellcey <sje@cup.hp.com>
7073 * configure.ac: Save and restore LDFLAGS and LIBS
7074 * configure: Regenerate.
7076 2010-01-10 Richard Guenther <rguenther@suse.de>
7079 * builtins.c (fold_builtin_strlen): Add type argument and
7080 convert the resulting length to it.
7081 (fold_builtin_1): Adjust.
7083 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7085 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
7086 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
7088 (num_insns_constant_wide): Adjust for that change.
7090 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7093 * web.c (union_defs): Add used argument, to combine uses of
7095 (entry_register): Adjust type and tests of used argument.
7096 (web_main): Widen used for new use. Pass it to union_defs.
7097 * df.h (union_defs): Adjust prototype.
7099 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7102 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
7103 uses in new incoming argument. Free body.
7104 (reset_debug_uses_in_loop): New.
7105 (analyze_insn_to_expand_var): Call the latter if the former found
7106 anything. Fix whitespace. Reject invalid dest overlaps before
7107 going through all insns in the loop.
7109 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7112 * haifa-sched.c (dying_use_p): Debug insns don't count.
7114 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7117 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
7118 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
7119 (verify_gimple_call): Reject LHS in noreturn calls.
7121 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7125 * tree-vect-loop-manip.c (adjust_info): New type.
7126 (adjust_vec): New pointer to vector.
7127 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
7128 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
7129 (slpeel_update_phis_for_duplicate_loop): Use them.
7130 (slpeel_update_phi_nodes_for_guard1): Likewise.
7131 (slpeel_update_phi_nodes_for_guard2): Likewise.
7132 (slpeel_tree_peel_loop_to_edge): Likewise.
7133 (vect_update_ivs_after_vectorizer): Likewise.
7135 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7137 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
7138 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
7140 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7142 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
7143 bogus uninitialized warning.
7145 2010-01-09 Richard Guenther <rguenther@suse.de>
7148 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
7149 the evolution is compatible with the initial condition.
7151 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7153 * gcc.c (process_command): Update copyright notice dates.
7154 * gcov.c (print_version): Likewise.
7155 * gcov-dump.c (print_version): Likewise.
7156 * mips-tfile.c (main): Likewise.
7157 * mips-tdump.c (main): Likewise.
7159 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7162 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
7164 (rotlhi3_8): Delete.
7166 (rotlsi3_8): Delete.
7167 (rotlsi3_16): Delete.
7168 (rotlsi3_24): Delete.
7170 (*rotw<mode>3): New.
7171 (*rotb<mode>3): New.
7172 * config/avr/avr.c (avr_rotate_bytes): New function.
7173 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
7175 2010-01-08 Steve Ellcey <sje@cup.hp.com>
7178 * configure.ac: Modify -rdynamic check.
7179 * configure: Regenerate.
7181 2010-01-08 DJ Delorie <dj@redhat.com>
7183 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
7184 register popping order.
7186 2010-01-08 Richard Guenther <rguenther@suse.de>
7189 * c.opt (fsigned-char): Also let LTO handle this option.
7190 (funsigned-char): Likewise.
7192 2010-01-07 Richard Guenther <rguenther@suse.de>
7194 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
7195 (gimple_op): Likewise.
7196 (gimple_op_ptr): Likewise.
7197 (gimple_assign_set_lhs): Remove gcc_assert.
7198 (gimple_assign_set_rhs1): Likewise.
7199 (gimple_assign_set_rhs2): Likewise.
7200 (gimple_call_set_lhs): Likewise.
7201 (gimple_call_set_fn): Likewise.
7202 (gimple_call_set_fndecl): Likewise.
7203 (gimple_call_fndecl): Likewise.
7204 (gimple_call_return_type): Likewise.
7205 (gimple_call_set_chain): Likewise.
7206 (gimple_call_num_args): Likewise.
7207 (gimple_call_set_arg): Likewise.
7208 (gimple_cond_set_code): Likewise.
7209 (gimple_cond_set_lhs): Likewise.
7210 (gimple_cond_set_rhs): Likewise.
7211 (gimple_cond_set_true_label): Likewise.
7212 (gimple_cond_set_false_label): Likewise.
7213 (gimple_label_set_label): Likewise.
7214 (gimple_goto_set_dest): Likewise.
7215 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
7216 (gimple_debug_bind_get_value): Likewise.
7217 (gimple_debug_bind_get_value_ptr): Likewise.
7218 (gimple_debug_bind_set_var): Likewise.
7219 (gimple_debug_bind_set_value): Likewise.
7220 (gimple_debug_bind_reset_value): Likewise.
7221 (gimple_debug_bind_has_value_p): Likewise.
7222 (gimple_return_retval_ptr): Remove gcc_assert.
7223 (gimple_return_retval): Likewise.
7224 (gimple_return_set_retval): Likewise.
7225 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
7226 (safe_referenced_var_iterator): Remove.
7227 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
7228 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
7229 (fill_referenced_var_vec): Remove.
7230 (first_readonly_imm_use): Remove redundant gcc_assert.
7231 (phi_arg_index_from_use): Combine gcc_asserts.
7232 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
7233 (first_imm_use_stmt): Remove redundant gcc_assert.
7234 * tree-cfg.c (verify_gimple_call): Verify function and chain
7235 operands. Verify arguments.
7236 (verify_types_in_gimple_stmt): Verify condition code and labels.
7238 2010-01-07 Richard Guenther <rguenther@suse.de>
7240 PR tree-optimization/42641
7241 * sese.c (rename_map_elt_info): Use the SSA name version, do
7244 2010-01-07 Jakub Jelinek <jakub@redhat.com>
7246 PR tree-optimization/42625
7247 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
7248 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
7250 2010-01-07 Duncan Sands <baldrick@free.fr>
7252 * Makefile.in (PLUGIN_HEADERS): Add version.h.
7254 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
7257 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
7258 note itself is not function_invariant_p.
7260 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
7262 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
7263 Do not add the DF_NOTE problem.
7264 * store-motion.c (execute_rtl_store_motion): Likewise.
7266 2010-01-07 Martin Jambor <mjambor@suse.cz>
7268 PR tree-optimization/42157
7269 * tree-sra.c (compare_access_positions): Stabilize sort if both
7270 accesses have integer types, return zero immediately if they are the
7273 2010-01-06 Richard Henderson <rth@redhat.com>
7276 * haifa-sched.c (add_to_note_list): Merge into ...
7277 (concat_note_lists): ... here, and ...
7278 (unlink_other_notes, rm_other_notes): Merge into...
7279 (remove_notes): ... here. Create REG_SAVE_NOTEs for
7280 NOTE_INSN_EPILOGUE_BEG.
7282 2010-01-06 Richard Guenther <rguenther@suse.de>
7284 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
7285 not inline regular functions into always-inline functions.
7287 2010-01-06 Nick Clifton <nickc@redhat.com>
7289 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
7290 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
7292 (OVERRIDE_OPTIONS): Delete.
7293 (OPTIMIZATION_OPTIONS): Define.
7294 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
7295 * config/rx/rx.c (rx_handle_option): Issue an error message if
7296 -mcpu=rx200 and -fpu are used together.
7297 (rx_set_optimization_options): New function. Issue an error
7298 message if an optimization attribute attempts to reset the FPU/
7299 math optimization pairing.
7300 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
7301 * config/rx/rx.opt: Set the default to 32-bit doubles.
7302 * config/rx/t-rx: Add multilibs for -nofpu option.
7303 * doc/invoke.texi: Update documentation of RX options.
7305 2010-01-06 Richard Guenther <rguenther@suse.de>
7307 * tree-ssa-pre.c (name_to_id): New global.
7308 (alloc_expression_id): Simplify SSA name handling.
7309 (lookup_expression_id): Likewise.
7310 (init_pre): Zero name_to_id.
7311 (fini_pre): Free it.
7313 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
7315 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
7317 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
7320 * config/i386/sse.md (smaxv2di3): New.
7321 (umaxv2di3): Likewise.
7322 (sminv2di3): Likewise.
7323 (uminv2di3): Likewise.
7325 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
7328 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
7329 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
7330 (legitimize_tls_address): Likewise.
7331 (sparc_tls_referenced_p): Likewise.
7332 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
7333 and adjust calls to legitimize_pic_address.
7334 (legitimate_constant_p) Use sparc_tls_referenced_p.
7335 (legitimate_pic_operand_p): Likewise.
7336 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
7337 (sparc_tls_symbol_ref_1): Delete.
7338 (sparc_tls_referenced_p): Make static, recognize specific patterns.
7339 (legitimize_tls_address): Make static, handle CONST patterns.
7340 (legitimize_pic_address): Make static, remove unused parameter and
7341 adjust recursive calls.
7342 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
7343 and adjust call to legitimize_pic_address.
7344 (sparc_output_mi_thunk): Likewise.
7346 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
7347 H.J. Lu <hongjiu.lu@intel.com>
7350 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
7351 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
7352 operands to make them signed.
7355 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7358 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7359 GTU to GT for V4SI and V2DI.
7361 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7362 (umin<mode>3): Removed.
7364 (uminv4si3): Likewise.
7366 2010-01-05 Martin Jambor <mjambor@suse.cz>
7368 PR tree-optimization/42462
7369 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
7370 current_function_decl to helper functions and macros.
7372 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7375 * flags.h: Don't include real.h.
7376 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
7377 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
7378 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
7379 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
7380 * dominance.c: Update copyright.
7381 * gimple.c (walk_gimple_op): Remove inline.
7382 * tree-ssa-reassoc.c: Include real.h.
7383 * Makefile.in (FLAGS_H): Remove $(REAL_H).
7384 (tree-ssa-reassoc.o): Depend on $(REAL_H).
7386 2010-01-05 Nick Clifton <nickc@redhat.com>
7388 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
7389 register to push into the stack frame when the accumulator has to
7390 be saved during interrupts.
7392 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
7394 * doc/invoke.texi: Remove the documentation about option
7396 * common.opt (Wunreachable-code): Preserved for backward
7398 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
7399 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
7400 the backward compatibility flag section.
7402 2010-01-05 Richard Guenther <rguenther@suse.de>
7404 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
7406 2010-01-05 Jakub Jelinek <jakub@redhat.com>
7409 * cfgexpand.c (expand_one_var): Diagnose too large variables.
7411 PR tree-optimization/42508
7412 * tree-sra.c (convert_callers): Check for recursive call
7413 by comparing cgraph nodes instead of decls.
7414 (modify_function): Call ipa_modify_formal_parameters also
7415 on all same_body aliases.
7417 * cgraphunit.c (cgraph_materialize_all_clones): Compare
7418 cgraph nodes when checking for same_body aliases.
7420 2010-01-05 Richard Guenther <rguenther@suse.de>
7422 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
7423 allocation and lookup.
7424 (get_or_alloc_expr_for_constant): Likewise.
7425 (phi_translate): Sink allocation.
7427 2010-01-04 Richard Guenther <rguenther@suse.de>
7429 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
7430 a new entry only if needed.
7431 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
7432 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
7434 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
7436 (phi_translate): Handle CONSTANTs early.
7438 2010-01-04 Martin Jambor <mjambor@suse.cz>
7440 PR tree-optimization/42398
7441 * tree-sra.c (struct access): Removed flag grp_different_types.
7442 (dump_access): Do not dump the removed flag.
7443 (sort_and_splice_var_accesses): Do not set the removed flag.
7444 (sra_modify_expr): Check for type compatibility directly.
7446 2010-01-04 Martin Jambor <mjambor@suse.cz>
7448 PR tree-optimization/42366
7449 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
7450 edges with variable number of parameters.
7451 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
7452 flag instead of asserting it.
7453 (ipa_read_node_info): Read uses_analysis_done flag.
7455 2010-01-04 Richard Guenther <rguenther@suse.de>
7457 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
7458 iterative_hash_* as intended.
7459 (vn_reference_compute_hash): Likewise. Simplify hashing
7461 (vn_reference_lookup_2): Likewise.
7462 (vn_nary_op_compute_hash): Likewise.
7463 (vn_phi_compute_hash): Likewise.
7464 (expressions_equal_p): Remove strange code.
7465 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
7466 (pre_expr_hash): Likewise. Simplify hashing SSA names.
7467 (bitmap_insert_into_set_1): Take value-id as parameter.
7468 (add_to_value): Pass it.
7469 (bitmap_insert_into_set): Likewise.
7470 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
7472 2010-01-04 Jakub Jelinek <jakub@redhat.com>
7475 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
7476 (do_self_spec): For switches with SWITCH_IGNORE set set also
7477 SWITCH_IGNORE_PERMANENTLY.
7478 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
7481 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
7483 * lto-streamer-out.c (output_unreferenced_globals): Output the full
7484 tree of an unreferenced global var.
7486 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7489 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7490 GTU to GT for V4SI and V2DI.
7492 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7493 (umin<mode>3): Removed.
7495 (uminv4si3): Likewise.
7497 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7500 * collect2.c (main): Turn on trace in collect2 if -v is passed
7503 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
7505 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
7506 description of expression operand.
7508 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
7510 * configure.ac: Add install-html to target_list for Make-hooks.
7511 * configure: Regenerate.
7512 * fortran/Make-lang.in (F95_HTMLFILES): New.
7513 (fortran.html): Use it.
7514 (fortran.install-html): New.
7515 * Makefile.in (install-html): Add lang.install-html.
7516 * java/Make-lang.in (JAVA_HTMLFILES): New.
7517 (java.html): Use it.
7518 (java.install-html): New.
7519 * objc/Make-lang.in (objc.install-html): New.
7520 * objcp/Make-lang.in (obj-c++.install-html): New.
7521 * cp/Make-lang.in (c++.install-html): New.
7522 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
7523 * lto/Make-lang.in (lto.install-html): New.
7525 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7528 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
7530 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
7532 PR rtl-optimization/41862
7533 * store-motion.c (store_killed_in_insn, compute_store_table,
7534 remove_reachable_equiv_notes, replace_store_insn,
7535 build_store_vectors): Ignore all DEBUG_INSNs.
7537 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7540 * common.opt: Add dumpdir.
7542 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
7544 (option_map): Add --dumpdir.
7546 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
7548 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
7550 * opts.c (decode_options): Try dump_dir_name first if
7551 dump_base_name isn't an absolute path.
7552 (common_handle_option): Handle OPT_dumpdir.
7554 * toplev.c (dump_dir_name): New.
7555 (print_switch_values): Also ignore -dumpdir.
7557 * toplev.h (dump_dir_name): New.
7559 2010-01-03 Richard Guenther <rguenther@suse.de>
7561 PR tree-optimization/42589
7562 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7563 double-word expansion of bswap32.
7565 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7567 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7568 with BLOCK_FOR_INSN.
7569 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7570 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7571 noce_process_if_block): Likewise.
7572 * gcse.c (compute_local_properties, insert_expr_in_table,
7573 insert_set_in_table, canon_list_insert, find_avail_set,
7574 pre_insert_copy_insn): Likewise.
7576 * basic-block.h (BLOCK_NUM): Move from here...
7577 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
7579 2010-01-03 Richard Guenther <rguenther@suse.de>
7581 PR tree-optimization/42438
7582 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
7583 contains_may_not_return_call flag.
7584 (BB_MAY_NOTRETURN): New.
7585 (valid_in_sets): Trapping nary operations are not valid
7586 in blocks that may not return.
7587 (insert_into_preds_of_block): Remove check for trapping expressions.
7588 (compute_avail): Compute also BB_MAY_NOTRETURN.
7590 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7592 * doc/invoke.texi: Add 2010 to copyright years.
7594 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
7596 * config/sparc/sparc.c: Fix formatting nits.
7598 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7599 Alexander Monakov <amonakov@ispras.ru>
7601 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
7603 2010-01-02 Richard Guenther <rguenther@suse.de>
7606 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
7607 (simplify_switch_using_ranges): Mark to be removed edges
7610 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7612 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7614 * collect2.c (scan_libraries): Add missing argument in call to
7617 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
7620 * config/alpha/predicates.md (aligned_memory_operand): Return false
7622 (unaligned_memory_operand): Return true for CQImode.
7623 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7624 doesn not cross aligned SImode word boundary.
7626 2010-01-02 Anatoly Sokolov <aesok@post.ru>
7628 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7630 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7631 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7633 2010-01-02 Richard Guenther <rguenther@suse.de>
7636 * toplev.c (compile_file): Emit LTO marker properly. Change
7638 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7640 2010-01-01 Richard Guenther <rguenther@suse.de>
7643 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7645 2010-01-01 Richard Guenther <rguenther@suse.de>
7648 * c-decl.c (grokdeclarator): For zero-size arrays force
7649 structural equality checks as layout_type does.
7651 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7653 * builtins.c: Update copyright to 2010.
7655 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7658 * lto-streamer-out.c (produce_asm): Revert the last change.
7659 (copy_function): Likewise.
7661 * lto-streamer.c (lto_get_section_name): Skip any leading
7664 2010-01-01 Richard Guenther <rguenther@suse.de>
7667 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7671 Copyright (C) 2010 Free Software Foundation, Inc.
7673 Copying and distribution of this file, with or without modification,
7674 are permitted in any medium without royalty provided the copyright
7675 notice and this notice are preserved.