1 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
3 Uniquization of constants at the Tree level
4 * tree.h (DECL_IN_CONSTANT_POOL): New macro
5 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
7 (tree_output_constant_def): Declare.
8 * gimplify.c (gimplify_init_constructor): When using block copy,
9 uniquize the constant constructor on the RHS.
10 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal
11 with DECL_IN_CONSTANT_POOL flag.
12 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
13 * varasm.c (make_decl_rtl): Deal with variables belonging to the
15 (assemble_variable): Deal with symbols belonging to the tree constant
17 (get_constant_section): Add ALIGN parameter and simplify.
18 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
19 (assemble_constant_contents): Use the expression of the VAR_DECL.
20 (output_constant_def_contents): Use the alignment of the VAR_DECL.
21 (tree_output_constant_def): New global function.
22 (mark_constant): Use the expression of the VAR_DECL.
23 (place_block_symbol): Use the alignment of the VAR_DECL and the size
25 (output_object_block): Likewise and assemble the expression.
27 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
29 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
30 hash_tree, eq_tree): New tree hash table.
31 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
32 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
33 lto_orig_address_remove): Reimplement.
35 2010-04-28 Xinliang David Li <davidxl@google.com>
38 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
39 (compute_uninit_opnds_pos): New function.
40 (is_non_loop_exit_postdominating): New function.
41 (compute_control_dep_chain): New function.
42 (find_pdom): New function.
43 (convert_control_dep_chain_into_preds): New function.
44 (find_predicates): New function.
45 (find_control_equiv_block): New function.
46 (collect_phi_def_edges): New function.
47 (find_def_preds): New function.
48 (find_dom): New function.
49 (dump_predicates): New function.
50 (get_cmp_code): New function.
51 (is_value_included_in): New function.
52 (find_matching_predicate_in_rest_chains): New function.
53 (use_pred_not_overlap_with_undef_path_pred): New function.
54 (is_use_properly_guarded): New function.
55 (normalize_cond_1): New function.
56 (is_and_or_or): New function.
57 (normalize_cond): New function.
58 (is_gcond_subset_of): New function.
59 (is_subset_of_any): New function.
60 (is_or_set_subset_of): New function.
61 (is_and_set_subset_of): New function.
62 (is_norm_cond_subset_of): New function.
63 (is_pred_expr_subset_of): New function.
64 (is_pred_chain_subset_of): New function.
65 (is_included_in): New function.
66 (is_superset_of): New function.
67 (find_uninit_use): New function.
68 (warn_uninitialized_phi): New function.
69 (compute_possibly_undefined_names): New function.
70 (ssa_undefined_value_p): New function.
71 (execute_late_warn_uninitialized): New function.
72 * tree-ssa.c (ssa_undefined_value_p): Removed.
73 (warn_uninit): Changed to extern.
74 (warn_uninitialized_phi): Removed.
75 (warn_uninitialized_vars): Changed to extern.
76 (execute_late_warn_uninitialized): Removed
77 * tree-flow.h: Add new prototypes.
78 * timevar.def: Add new time variable.
79 * Makefile.in: Add new build file.
81 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
83 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
86 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
89 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
91 2010-04-28 Martin Jambor <mjambor@suse.cz>
93 * cgraph.h (struct cgraph_node): New field indirect_calls.
94 (struct cgraph_indirect_call_info): New type.
95 (struct cgraph_edge): Removed field indirect_call. New fields
96 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
97 (cgraph_create_indirect_edge): Declare.
98 (cgraph_make_edge_direct): Likewise.
99 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
100 * ipa-prop.h (struct ipa_param_call_note): Removed.
101 (struct ipa_node_params): Removed field param_calls.
102 (ipa_create_all_structures_for_iinln): Declare.
103 * cgraph.c: Described indirect edges and uids in initial comment.
104 (cgraph_add_edge_to_call_site_hash): New function.
105 (cgraph_edge): Search also among the indirect edges, use
106 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
107 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
108 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
110 (initialize_inline_failed): Assign a reason to indirect edges.
111 (cgraph_create_edge_1): New function.
112 (cgraph_create_edge): Moved some functionality to
113 cgraph_create_edge_1.
114 (cgraph_create_indirect_edge): New function.
115 (cgraph_edge_remove_callee): Add an assert checking for
117 (cgraph_edge_remove_caller): Special-case indirect edges.
118 (cgraph_remove_edge): Likewise.
119 (cgraph_set_edge_callee): New function.
120 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
121 (cgraph_make_edge_direct): New function.
122 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
123 the declaration of the call statement matches.
124 (cgraph_node_remove_callees): Special-case indirect edges.
125 (cgraph_clone_edge): Likewise.
126 (cgraph_clone_node): Clone also the indirect edges.
127 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
128 indirect_call, dump count of indirect_calls edges.
129 * ipa-prop.c (iinlining_processed_edges): New variable.
130 (ipa_note_param_call): Create indirect edges instead of
131 creating notes. New parameter node.
132 (ipa_analyze_call_uses): New parameter node, pass it on to
134 (ipa_analyze_stmt_uses): Likewise.
135 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
136 (print_edge_addition_message): Work on edges rather than on notes.
137 (update_call_notes_after_inlining): Likewise, renamed to
138 update_indirect_edges_after_inlining.
139 (ipa_create_all_structures_for_iinln): New function.
140 (ipa_free_node_params_substructures): Do not free notes.
141 (ipa_edge_duplication_hook): Propagate bits within
142 iinlining_processed_edges bitmap.
143 (ipa_node_duplication_hook): Do not duplicate notes.
144 (free_all_ipa_structures_after_ipa_cp): Renamed to
145 ipa_free_all_structures_after_ipa_cp.
146 (free_all_ipa_structures_after_iinln): Renamed to
147 ipa_free_all_structures_after_iinln.g
148 (ipa_write_param_call_note): Removed.
149 (ipa_read_param_call_note): Removed.
150 (ipa_write_indirect_edge_info): New function.
151 (ipa_read_indirect_edge_info): Likewise.
152 (ipa_write_node_info): Do not stream notes, do stream information
154 (ipa_read_node_info): Likewise.
155 (lto_ipa_fixup_call_notes): Removed.
156 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
157 * ipa-inline.c (pass_ipa_inline): Likewise.
158 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
159 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
160 * tree-inline.c (copy_bb): Removed an unnecessary double check for
162 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
164 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
165 (output_cgraph): Stream also indirect edges.
166 (lto_output_edge): Added capability to stream indirect edges.
167 (input_edge): Likewise.
168 (input_cgraph_1): Likewise.
170 2010-04-28 Richard Guenther <rguenther@suse.de>
172 PR tree-optimization/43879
173 PR tree-optimization/43909
174 * tree-ssa-structalias.c (struct variable_info): Add
175 only_restrict_pointers flag.
176 (new_var_info): Initialize it. Increment stats.total_vars here.
177 (create_function_info_for): Do not increment stats.total_vars
179 (get_function_part_constraint): Fix build with C++.
180 (insert_into_field_list): Remove.
181 (push_fields_onto_fieldstack): Properly merge fields.
182 (create_variable_info_for): Split and simplify.
183 (create_variable_info_for_1): New piece.
184 (intra_create_variable_infos): Properly make restrict constraints
187 2010-04-28 Richard Guenther <rguenther@suse.de>
190 * tree-inline.c (copy_bind_expr): Also copy bind expr vars
193 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
194 Jan Hubicka <hubicka@ucw.cz>
196 * doc/invoke.texi (-Wsuggest-attribute=const,
197 -Wsuggest-attribute=pure): Document.
198 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
199 (function_always_visible_to_compiler_p,
200 suggest_attribute, warn_function_pure, warn_function_const):
202 (check_call): Improve debug info.
203 (analyze_function): Do not check availability.
204 (add_new_function): Check availability.
205 (propagate): Output warnings.
206 (skip_function_for_local_pure_const): New function.
207 (local_pure_const): Use it; output warnings.
208 * common.opt (Wsuggest-attribute=const,
209 Wsuggest-attribute=pure): New.
211 2010-04-27 Jakub Jelinek <jakub@redhat.com>
213 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
214 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
215 or DW_CFA_def_cfa_offset{,_sf}.
217 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
219 * tree.h: Fix truncated long macros.
221 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
223 * collect2.c (TARGET_64BIT): Redefine to target's default.
225 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
226 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
227 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
228 for underscoring __USER_LABEL_PREFIX__.
229 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
230 (SUB_LINK_ENTRY32): New.
231 (SUB_LINK_ENTRY64): New.
232 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
233 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
234 (SUB_LINK_ENTRY64): New.
235 (SUB_LINK_ENTRY): New.
236 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
237 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
238 x64 target is choosen.
239 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
240 * configure: Regenerated.
241 * configure.ac (leading-mingw64-underscores): Option added.
243 2010-04-27 Jan Hubicka <jh@suse.cz>
245 * doc/invoke.texi (-fipa-profile): Document.
246 * opts.c (decode_options): Enable ipa-profile at -O1.
247 * timevar.def (TV_IPA_PROFILE): Define.
248 * common.opt (fipa-profile): Add.
249 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
251 (cgraph_propagate_frequency): Handle only local ones.
252 * tree-pass.h (pass_ipa_profile): Declare.
253 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
254 (pass_ipa_profile): Use TV_IPA_PROFILE.
255 * ipa.c (ipa_profile): New function.
256 (gate_ipa_profile): Likewise.
257 (pass_ipa_profile): New global variable.
258 * passes.c (pass_ipa_profile): New.
260 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
262 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
264 2010-04-27 Martin Jambor <mjambor@suse.cz>
267 * ipa.c (dissolve_same_comdat_group_list): New function.
268 (function_and_variable_visibility): Call
269 dissolve_same_comdat_group_list when comdat group contains external or
271 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
272 lists are circular and that they contain only DECL_ONE_ONLY nodes.
274 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
276 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
277 (const_hash_1) <VECTOR_CST>: New case.
278 (compare_constant) <VECTOR_CST>: Likewise.
279 <ADDR_EXPR>: Deal with LABEL_REFs.
280 (copy_constant) <VECTOR_CST>: New case.
282 2010-04-27 Jan Hubicka <jh@suse.cz>
284 * cgraph.c (cgraph_propagate_frequency): New function.
285 * cgraph.h (cgraph_propagate_frequency): Declare.
286 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
287 cgraph_propagate_frequency.
289 2010-04-27 Jakub Jelinek <jakub@redhat.com>
291 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
293 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
296 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
297 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
298 here to determine which regs to push and how much stack to reserve.
300 2010-04-27 Jie Zhang <jie@codesourcery.com>
302 * doc/gimple.texi (gimple_statement_with_ops): Remove
303 addresses_taken field.
304 (gimple_statement_with_memory_ops): Likewise.
306 2010-04-27 Jan Hubicka <jh@suse.cz>
308 * tree-inline.c (eni_inlining_weights): Remove.
309 (estimate_num_insns): Special case more builtins.
311 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
314 * c-typeck.c (build_binary_op): Move forward check for comparison
315 pointer with null pointer constant and adjust the diagnostic message.
317 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
320 * configure.ac (gcc_cv_as_section_has_align): Set if installed
321 binutils supports extended .section directive needed by LTO, or
322 warn if older binutils found.
323 (LTO_BINARY_READER): New AC_SUBST'd variable.
324 (LTO_USE_LIBELF): Likewise.
325 * gcc/config.gcc (lto_binary_reader): New target-specific configure
327 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
328 (LTO_USE_LIBELF): Likewise.
329 * configure: Regenerate.
331 * collect2.c (is_elf): Rename from this ...
332 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
333 object files in addition to ELF-formatted ones.
334 (scan_prog_file): Caller updated. Also allow for LTO info marker
335 symbol to be prefixed or not by an extra underscore.
337 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
338 * config/i386/winnt.c: Also #include lto-streamer.h
339 (i386_pe_asm_named_section): Specify 1-byte section alignment for
341 (i386_pe_asm_output_aligned_decl_common): Add comment.
342 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
344 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
347 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
348 Add missing earlyclobber for second alternative.
350 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
352 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
353 bits for artificial defs at the top of the block.
354 * fwprop.c (single_def_use_enter_block): Don't call it.
356 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
359 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
360 instead of "$gcc_cv_objdump -T".
361 Use "-undefined dynamic_lookup" on darwin.
362 * gcc/configure: Regenerate.
364 2010-04-26 Jakub Jelinek <jakub@redhat.com>
367 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
369 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
371 * c-parser.c (struct c_token): Move location field up.
372 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
373 (struct c_declspecs): Convert typespec_word, storage_class, and
374 default_int_p into bitfields.
375 (struct c_declarator): Move loc field up.
377 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
379 * cfgloop.h (struct loop): Move can_be_parallel field up.
380 * ipa-prop.h (struct ip_node_params): Move bitfields up.
381 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
383 (struct iv_cand): Convert pos field into a bitfield.
384 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
386 (struct _stmt_vec_info): Shuffle fields for better packing.
388 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
390 * varasm.c (IN_NAMED_SECTION): Remove guard.
391 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
392 (IN_NAMED_SECTION_P): ...this.
393 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
394 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
396 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
398 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
399 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
400 of shadowing it. Fix comments.
402 2010-04-26 Jan Hubicka <jh@suse.cz>
404 * cgraph.c (cgraph_create_node): Set node frequency to normal.
405 (cgraph_clone_node): Copy function frequency.
406 * cgraph.h (node_frequency): New enum
407 (struct cgraph_node): Add.
408 * final.c (rest_of_clean_state): Update.
409 * lto-cgraph.c (lto_output_node): Output node frequency.
410 (input_overwrite_node): Input node frequency.
411 * tre-ssa-loop-ivopts (computation_cost): Update.
412 * lto-streamer-out.c (output_function): Do not output function
414 * predict.c (maybe_hot_frequency_p): Update and handle functions
416 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
418 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
419 (compute_function_frequency): Set noreturn functions to be executed
421 (choose_function_section): Update.
422 * lto-streamer-in.c (input_function): Do not input function frequency.
423 * function.c (allocate_struct_function): Do not initialize function
425 * function.h (function_frequency): Remove.
426 (struct function): Remove function frequency.
427 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
428 (try_update): Update.
429 * tree-inline.c (initialize_cfun): Do not update function frequency.
430 * passes.c (pass_init_dump_file): Update.
431 * i386.c (ix86_compute_frame_layout): Update.
432 (ix86_pad_returns): Update.
434 2010-04-26 Jie Zhang <jie@codesourcery.com>
436 PR tree-optimization/43833
437 * tree-vrp.c (range_int_cst_p): New.
438 (range_int_cst_singleton_p): New.
439 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
440 when both operands are constants. Use range_int_cst_p in
443 2010-04-26 Jan Hubicka <jh@suse.cz>
445 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
447 2010-04-26 Richard Guenther <rguenther@suse.de>
450 * gimple.c (gimple_decl_printable_name): Deal gracefully
451 with a NULL DECL_NAME.
453 2010-04-26 Richard Guenther <rguenther@suse.de>
456 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
457 if emitting debug information and it is either a function
460 2010-04-26 Ira Rosen <irar@il.ibm.com>
462 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
463 determine if the statement is vectorizable, and a macro to access it.
464 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
465 Skip statements that can't be vectorized. If the analysis fails,
466 mark the statement as unvectorizable if vectorizing basic block.
467 (vect_compute_data_refs_alignment): Likewise.
468 (vect_verify_datarefs_alignment): Skip statements marked as
469 unvectorizable. Add print.
470 (vect_analyze_group_access): Skip statements that can't be
471 vectorized. If the analysis fails, mark the statement as
472 unvectorizable if vectorizing basic block.
473 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
474 * tree-vect-stmts.c (vectorizable_store): Fix the number of
475 generated stmts for SLP.
476 (new_stmt_vec_info): Initialize the new field.
477 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
478 statements marked as unvectorizable.
480 2010-04-25 Joseph Myers <joseph@codesourcery.com>
482 * c-common.c (flag_isoc1x): New.
483 (flag_isoc99): Update comment.
484 * c-common.h (flag_isoc1x): New.
485 (flag_isoc99): Update comment.
486 * c-cppbuiltin.c (builtin_define_float_constants): Also define
487 __<type>_DECIMAL_DIG__.
488 * c-opts.c (set_std_c1x): New.
489 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
490 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
491 * c.opt (-std=c1x, -std=gnu1x): New options.
492 * doc/cpp.texi: Mention -std=c1x.
493 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
494 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
495 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
496 * doc/standards.texi: Mention C1X.
497 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
498 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
499 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
502 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
504 * config/i386/gmon-sol2.c (_mcleanup): Change format string
505 placeholder from 0x%x to %#x.
506 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
507 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
508 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
509 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
510 * config/i386/i386.c (ix86_target_string): Ditto.
511 (output_pic_addr_const): Ditto.
512 (print_operand): Ditto.
514 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
516 * combine.c (find_split_point): Add third argument. Use it
517 to find nested multiply-accumulate instructions. Adjust calls.
518 (try_combine): Adjust call to find_split_point.
520 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
522 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
524 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
526 PR tree-optimization/41442
527 * fold-const.c (merge_truthop_with_opposite_arm): New function.
528 (fold_binary_loc): Call it.
530 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
532 * toplev.c (general_init): Set default for fdiagnostics-show-option.
533 * opts.c (common_handle_option): Allow disabling it.
534 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
536 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
538 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
539 between modes if both types are integral.
541 2010-04-23 Richard Guenther <rguenther@suse.de>
543 PR tree-optimization/43572
544 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
546 2010-04-23 Richard Guenther <rguenther@suse.de>
549 * tree-inline.c (tree_can_inline_p): Also check compatibility
552 2010-04-23 Martin Jambor <mjambor@suse.cz>
554 PR tree-optimization/43846
555 * tree-sra.c (struct access): New flag grp_assignment_read.
556 (build_accesses_from_assign): Set grp_assignment_read.
557 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
558 (enum mark_read_status): New type.
559 (analyze_access_subtree): Propagate grp_assignment_read, create
560 accesses also if both direct_read and root->grp_assignment_read.
562 2010-04-23 Martin Jambor <mjambor@suse.cz>
565 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
566 function does not have type attributes.
568 2010-04-23 Richard Guenther <rguenther@suse.de>
571 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
574 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
576 * sese.h (create_if_region_on_edge): Remove.
578 * sese.c (create_if_region_on_edge): Make static.
580 * tree-inline.c: Do not include ggc.h.
582 * expr.c: Do not include ggc.h.
584 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
587 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
590 * config/sh/sh.c (find_barrier): Don't emit a constant pool
591 in the middle of insns for casesi_worker_2.
593 2010-04-22 David Edelsohn <edelsohn@gnu.org>
595 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
597 2010-04-22 Ira Rosen <irar@il.ibm.com>
599 PR tree-optimization/43842
600 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
601 loop unrolling in update of exit phis. Fix comment.
602 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
603 least two reduction statements in the loop before starting SLP
606 2010-04-22 Nick Clifton <nickc@redhat.com>
608 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
610 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
612 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
615 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
617 * tree-parloops.c (loop_parallel_p): New argument
618 parloop_obstack. Pass it down.
619 (parallelize_loops): New variable parloop_obstack. Initialize it,
620 pass it down, free it.
622 * tree-loop-linear.c (linear_transform_loops): Pass down
625 * tree-data-ref.h (lambda_compute_access_matrices): New argument
626 of type struct obstack *.
628 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
629 scratch_obstack. Initialize it, pass down, free it.
631 * lambda.h (lambda_loop_new): Remove.
632 (lambda_matrix_new, lambda_matrix_inverse)
633 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
634 argument of type struct obstack *.
636 * lambda-trans.c (lambda_trans_matrix_new): New argument
637 lambda_obstack. Pass it down, use obstack allocation for ret.
638 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
641 * lambda-mat.c (lambda_matrix_get_column)
642 (lambda_matrix_project_to_null): Remove.
643 (lambda_matrix_new): New argument lambda_obstack. Use obstack
645 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
648 * lambda-code.c (lambda_loop_new): New function.
649 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
650 (lambda_compute_auxillary_space, lambda_compute_target_space)
651 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
652 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
653 (build_access_matrix): New argument lambda_obstack. Use obstack
655 (lambda_compute_step_signs, lambda_compute_access_matrices): New
656 argument lambda_obstack. Pass it down.
658 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
660 * optabs.h (expand_widening_mult): Declare.
662 2010-04-22 Richard Guenther <rguenther@suse.de>
664 PR tree-optimization/43845
665 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
666 lookup the CALL_EXPR function and arguments.
668 2010-04-22 Nick Clifton <nickc@redhat.com>
670 * config/stormy16/stormy16.c
671 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
672 * config/stormy16/stormy16.h: Tidy up formatting.
673 (DONT_USE_BUILTIN_SETJMP): Remove definition.
674 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
675 (ineqbranchsi): Delete pattern.
676 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
677 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
678 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
679 stormy16-lib2-ucmpsi2.c.
681 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
683 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
684 df_simulate_find_noclobber_defs as appropriate. Keep track of an
685 extra set merge_set_noclobber, and use it to relax the final test
687 * df.h (df_simulate_find_noclobber_defs): Declare.
688 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
690 (df_simulate_find_noclobber_defs): New function.
692 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
694 * config/i386/i386.md: Use {} around multi-line preparation statements.
696 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
698 * c-tree.h (push_init_level, pop_init_level, set_init_index)
699 (process_init_element): New argument of type struct obstack *.
701 * c-typeck.c (push_init_level, pop_init_level, set_designator)
702 (set_init_index, set_init_label, set_nonincremental_init)
703 (set_nonincremental_init_from_string, find_init_member)
704 (output_init_element, output_pending_init_elements)
705 (process_init_element): New argument braced_init_obstack. Pass it
707 (push_range_stack, add_pending_init): New argument
708 braced_init_obstack. Use obstack allocation.
710 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
711 braced_init_obstack. Pass it down.
712 (c_parser_braced_init): New variables ret, braced_init_obstack.
713 Initialize obstack, pass it down and finally free it.
715 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
718 * tree-pass.h (pass_optimize_widening_mul): Declare.
719 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
720 gate_optimize_widening_mul): New static functions.
721 (pass_optimize_widening_mul): New.
722 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
723 <case MULT_EXPR>: Remove support for widening multiplies.
724 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
725 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
726 simplify_gen_unary rather than directly building extensions.
727 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
729 * expmed.c (expand_widening_mult): New function.
730 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
732 2010-04-21 Jan Hubicka <jh@suse.cz>
734 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
735 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
736 * lto-wpa-fixup.c: Remove.
737 * Makefile.in (lto-wpa-fixup.o): Remove.
738 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
739 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
740 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
742 2010-04-21 Jan Hubicka <jh@suse.cz>
744 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
745 add write_optimization_summary, read_optimization_summary.
746 (ipa_write_summaries_of_cgraph_node_set): Remove.
747 (ipa_write_optimization_summaries): Declare.
748 (ipa_read_optimization_summaries): Declare.
749 * ipa-cp.c (pass_ipa_cp): Update.
750 * ipa-reference.c (pass_ipa_reference): Update.
751 * ipa-pure-const.c (pass_ipa_pure_const): Update.
752 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
754 * ipa-inline.c (pass_ipa_inline): Update.
755 * ipa.c (pass_ipa_whole_program): Update.
756 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
757 * passes.c (ipa_write_summaries_1): Do not test wpa.
758 (ipa_write_optimization_summaries_1): New.
759 (ipa_write_optimization_summaries): New.
760 (ipa_read_summaries): Do not test ltrans.
761 (ipa_read_optimization_summaries_1): New.
762 (ipa_read_optimization_summaries): New.
764 2010-04-21 Jan Hubicka <jh@suse.cz>
766 * lto-cgraph.c (lto_output_node): Do not output comdat groups
768 (output_cgraph): Do not arrange comdat groups for boundary nodes.
770 2010-04-21 Jakub Jelinek <jakub@redhat.com>
773 * dwarf2out.c (add_name_and_src_coords_attributes): Add
774 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
776 2010-04-21 Jan Hubicka <jh@suse.cz>
778 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
780 2010-04-21 Jan Hubicka <jh@suse.cz>
782 * varpool.c (decide_is_variable_needed): Variable is always needed
785 2010-04-21 Jan Hubicka <jh@suse.cz>
787 * opts.c (decode_options): Enable pure-const pass for whopr.
789 2010-04-21 Jan Hubicka <jh@suse.cz>
791 * cgraph.c (dump_cgraph_node): Dump also assembler name.
792 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
794 (cgraph_decide_inlining): Do not expect callee to be removed in all
797 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
799 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
801 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
803 * config/i386/i386.md (x86_shrd): Add athlon_decode and
804 amdfam10_decode attributes.
806 2010-04-21 Jakub Jelinek <jakub@redhat.com>
809 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
810 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
811 (lower_copyprivate_clauses): Use private var in outer
812 context instead of original var. Make sure the types
813 are correct for VLAs.
815 2010-04-21 Richard Guenther <rguenther@suse.de>
817 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
818 to non-pointer objects.
820 2010-04-21 Jakub Jelinek <jakub@redhat.com>
822 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
823 last chain entry if it starts with the still current label.
824 (add_location_or_const_value_attribute): Check that
825 loc_list->first->next is NULL instead of comparing ->first with ->last.
826 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
827 to add_var_loc_to_decl.
829 * dwarf2out.c (output_call_frame_info): For dw_cie_version
830 >= 4 add also address size and segment size fields into CIE header.
832 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
833 long as address size is the same as sizeof (void *) and
835 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
836 address size or segment size is unexpected, return DW_EH_PE_omit.
837 (classify_object_over_fdes): If get_cie_encoding returned
838 DW_EH_PE_omit, return -1.
839 (init_object): If classify_object_over_fdes returned -1,
840 pretend there were no FDEs at all.
842 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
844 * config/i386/i386.md (bswap<mode>2): Macroize expander from
845 bswap{si,di}2 using SWI48 mode iterator.
846 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
847 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
848 set modrm attribute of bswap insn to 0 and remove length attribute.
849 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
850 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
851 set mode attribute to <MODE> and remove length attribute.
853 2010-04-20 James E. Wilson <wilson@codesourcery.com>
855 PR rtl-optimization/43520
856 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
857 zero available registers.
859 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
861 * builtins.c (fold_builtin_cproj): Fold more cases.
863 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
865 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
866 (fold_builtin_1): Fold builtin cproj.
867 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
868 Use ATTR_CONST_NOTHROW_LIST.
870 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
872 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
873 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
874 ffsi2_no_cmove for !TARGET_CMOVE.
875 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
876 (ffssi2): Remove expander.
877 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
879 (ctz<mode>2): Ditto from ctz{si,di}2.
880 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
882 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
885 2010-04-20 Jakub Jelinek <jakub@redhat.com>
887 * dwarf2out.c (AT_linkage_name): Define.
888 (clone_as_declaration): Handle DW_AT_linkage_name.
889 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
890 of DW_AT_MIPS_linkage_name.
891 (move_linkage_attr): Likewise.
892 (dwarf2out_finish): Likewise.
894 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
897 * fold-const.c (fold_comparison): New folding rule.
899 2010-04-20 Anatoly Sokolov <aesok@post.ru>
901 * double-int.h (double_int_setbit): Declare.
902 * double-int.c (double_int_setbit): New function.
903 * rtl.h (immed_double_int_const): Declare.
904 * emit-rtl.c (immed_double_int_const): New function.
905 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
906 and immed_double_int_const functions.
907 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
908 expand_copysign_bit): (Ditto.).
909 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
910 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
911 * dojump.c (prefer_and_bit_test): (Ditto.).
912 * expr.c (convert_modes, reduce_to_bit_field_precision,
913 const_vector_from_tree): (Ditto.).
914 * expmed.c (mask_rtx, lshift_value): (Ditto.).
916 2010-04-20 Jan Hubicka <jh@suse.cz>
918 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
919 (dump_cgraph_node): Dump new flags.
920 * cgraph.h (struct cgraph_node): Add flags
921 reachable_from_other_partition and in_other_partition.
922 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
923 other partition can not be removed.
924 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
925 the other partition must be output; silence sanity checking on
926 leaking functions bodies from other paritition.
927 * lto-cgraph.c (reachable_from_other_partition_p): New function.
928 (lto_output_node): Output new flags; do not sanity check that inline
929 clones are output; drop lto_forced_extern_inline_p code; do not mock
930 visibility flags at partition boundaries.
931 (add_node_to): New function.
932 (output_cgraph): Use it to sort functions so masters appear before
934 (input_overwrite_node): Input new flags.
935 * passes.c (ipa_write_summaries): Do not call
936 lto_new_extern_inline_states.
937 * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
938 lto_delete_extern_inline_states, lto_force_functions_extern_inline,
939 lto_forced_extern_inline_p): Kill.
940 * lto-streamer.h (lto_new_extern_inline_states,
941 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
942 lto_forced_extern_inline_p): Kill.
944 2010-04-20 Richard Guenther <rguenther@suse.de>
946 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
947 from vars that can have pointers.
948 (process_constraint): Dump useless constraints.
950 2010-04-20 Richard Guenther <rguenther@suse.de>
952 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
953 (dump_sa_points_to_info): Remove asserts.
954 (init_base_vars): nothing_id isn't an escape point nor does it
957 2010-04-20 Jakub Jelinek <jakub@redhat.com>
959 * tree.h (TYPE_REF_IS_RVALUE): Define.
960 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
961 should_move_die_to_comdat, prune_unused_types_walk): Handle
962 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
963 (modified_type_die, gen_reference_type_die): Emit
964 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
965 if TYPE_REF_IS_RVALUE and -gdwarf-4.
967 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
970 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
971 calls for -fpic -m31 if they have been sibcall optimized.
973 2010-04-19 James E. Wilson <wilson@codesourcery.com>
975 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
976 ar.lc fixed and call-used.
978 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
980 2010-04-19 Jan Hubicka <jh@suse.cz>
982 * opts.c (decode_options): Disable whpr incompatible passes.
983 * lto/lto.c (lto_1_to_1_map): Skip clones.
984 (read_cgraph_and_symbols): Do not mark everything as needed.
985 (do_whole_program_analysis): Do map only after optimizing;
986 set proper cgraph_state; use passmanager.
988 2010-04-19 DJ Delorie <dj@redhat.com>
990 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
991 POINTER_PLUS_EXPR and fix them.
993 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
995 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
996 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
997 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
998 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
999 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
1000 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
1001 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
1002 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
1003 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
1004 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
1005 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
1007 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
1009 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
1010 (check_cond_move_block): Likewise.
1011 (cond_move_process_if_block): Likewise.
1012 (noce_find_if_block): Improve formatting.
1013 (find_if_header): Pass 0 to memset and tweak conditions.
1014 (cond_exec_find_if_block): Fix long lines and tweak conditions.
1016 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1018 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
1022 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
1023 with non-local decl doesn't need chain.
1025 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
1027 * ira-color.c (allocno_reload_assign): Avoid accumulating
1028 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
1030 2010-04-19 Martin Jambor <mjambor@suse.cz>
1032 * gimple.h (create_tmp_reg): Declare.
1033 * gimplify.c (create_tmp_reg): New function.
1034 (gimplify_return_expr): Use create_tmp_reg.
1035 (gimplify_omp_atomic): Likewise.
1036 (gimple_regimplify_operands): Likewise.
1037 * tree-dfa.c (make_rename_temp): Likewise.
1038 * tree-predcom.c (predcom_tmp_var): Likewise.
1039 (reassociate_to_the_same_stmt): Likewise.
1040 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
1041 (get_replaced_param_substitute): Likewise.
1042 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1043 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
1044 * tree-ssa-pre.c (get_representative_for): Likewise.
1045 (create_expression_by_pieces): Likewise.
1046 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
1047 (create_tailcall_accumulator): Likewise.
1049 2010-04-19 Martin Jambor <mjambor@suse.cz>
1051 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
1053 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
1055 2010-04-19 Richard Guenther <rguenther@suse.de>
1057 PR tree-optimization/43796
1058 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
1059 from SCEV in the lattice.
1060 (vrp_visit_phi_node): Dump change.
1062 2010-04-19 Richard Guenther <rguenther@suse.de>
1064 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
1065 * configure: Re-generated.
1067 2010-04-19 Richard Guenther <rguenther@suse.de>
1069 PR tree-optimization/43783
1070 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
1071 constant ARRAY_REF operands two and three if possible.
1073 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
1076 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
1078 2010-04-19 Jie Zhang <jie@codesourcery.com>
1081 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
1083 2010-04-19 Ira Rosen <irar@il.ibm.com>
1085 PR tree-optimization/37027
1086 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
1087 and macro to access it.
1088 (vectorizable_reduction): Add argument.
1089 (vect_get_slp_defs): Likewise.
1090 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
1091 statements for possible use in SLP.
1092 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
1093 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
1094 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
1096 (vectorizable_reduction): Likewise.
1097 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
1099 (vectorizable_type_demotion, vectorizable_type_promotion,
1100 vectorizable_store): Likewise.
1101 (vect_analyze_stmt): Update call to vectorizable_reduction.
1102 (vect_transform_stmt): Likewise.
1103 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
1104 (vect_build_slp_tree): Fix indentation. Check that there are no loads
1105 from different interleaving chains in same node.
1106 (vect_slp_rearrange_stmts): New function.
1107 (vect_supported_load_permutation_p): Allow load permutations for
1108 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
1109 inside SLP nodes if necessary.
1110 (vect_analyze_slp_instance): Handle reductions.
1111 (vect_analyze_slp): Try to build SLP instances originating from groups
1113 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
1114 (vect_get_constant_vectors): Create initial vectors for reductions
1115 according to reduction code. Add new argument.
1116 (vect_get_slp_defs): Add new argument, pass it to
1117 vect_get_constant_vectors.
1118 (vect_schedule_slp_instance): Remove SLP tree root statements.
1120 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1122 * tree.h (ENUM_IS_SCOPED): Define.
1123 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
1124 for ENUM_IS_SCOPED enums.
1126 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
1128 * fold-const.c (fold_comparison): Use ssizetype.
1129 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
1130 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
1131 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
1132 * tree-object-size.c (compute_object_sizes): Use size_type_node.
1134 * tree.h (initialize_sizetypes): Remove parameter.
1135 (build_common_tree_nodes): Remove second parameter.
1136 * stor-layout.c (initialize_sizetypes): Remove parameter.
1137 Always create an unsigned type.
1138 (set_sizetype): Assert that the passed type is unsigned and simplify.
1139 * tree.c (build_common_tree_nodes): Remove second parameter.
1140 Adjust call to initialize_sizetypes.
1141 * c-decl.c (c_init_decl_processing): Remove second argument in call to
1142 build_common_tree_nodes.
1144 2010-04-18 Matthias Klose <doko@ubuntu.com>
1146 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
1148 2010-04-18 Ira Rosen <irar@il.ibm.com>
1150 PR tree-optimization/43771
1151 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
1152 load permutation doesn't have gaps.
1154 2010-04-18 Jan Hubicka <jh@suse.cz>
1156 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
1157 (sse_prologue_save_insn expander): Use new pattern.
1158 (sse_prologue_save_insn1): New pattern and splitter.
1159 (sse_prologue_save_insn): Update to deal also with 64bit aligned
1161 * i386.c (setup_incoming_varargs_64): Do not compute jump
1163 (ix86_gimplify_va_arg): Update alignment needed.
1164 (ix86_local_alignment): Do not align all local arrays to 128bit.
1166 2010-04-17 Jan Hubicka <jh@suse.cz>
1168 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
1170 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1172 * arm.md (negdi2): Remove redundant code to force values into a
1175 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1177 * arm/bpabi.S: Add EABI alignment attributes to objects.
1178 * arm/bpabi-v6m.S: Likewise.
1179 * arm/crti.asm: Likewise.
1180 * arm/crtn.asm: Likewise.
1181 * arm/lib1funcs.asm: Likewise.
1182 * arm/libunwind.S: Likewise.
1184 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1186 * arm-protos.h (tune_params): New structure.
1187 * arm.c (current_tune): New variable.
1188 (arm_constant_limit): Delete.
1189 (struct processors): Add pointer to the tune parameters.
1190 (arm_slowmul_tune): New tuning option.
1191 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
1192 (all_cores): Adjust to pick up the tuning model.
1193 (arm_constant_limit): New function.
1194 (arm_override_options): Select the appropriate tuning model. Delete
1195 initialization of arm_const_limit.
1196 (arm_split_constant): Use the new constant-limit model.
1197 (arm_rtx_costs): Pick up the current tuning model.
1198 * arm.md (is_strongarm, is_xscale): Delete.
1199 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
1200 for Xscale variant architectures.
1201 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
1203 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1205 * config/arm/arm.c (arm_gen_constant): Remove unused variable
1207 (arm_rtx_costs_1): Remove unused variable extra_cost.
1208 (arm_unwind_emit_set): Use variable offset.
1209 (thumb1_output_casesi): Remove unused variable flags.
1211 2010-04-16 Jeff Law <law@redhat.com>
1213 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
1214 needing assignment rather than doing a two-phase assignment. Remove
1215 unused variable 'm'.
1217 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1220 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
1222 2010-04-16 Doug Kwan <dougkwan@google.com>
1224 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
1225 (next_operand_entry_id): New static variable.
1226 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
1227 (add_to_ops_vec): Assigned unique ID to operand entry.
1228 (struct oecount_s): New field ID.
1229 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
1230 (undistribute_ops_list): Assign unique IDs to oecounts.
1231 (init_reassoc): reset next_operand_entry_id.
1233 2010-04-16 Doug Kwan <dougkwan@google.com>
1235 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
1236 missing left parenthesis.
1238 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
1240 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
1241 *btdi_rex64 using SWI48 mode iterator.
1242 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
1243 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
1244 *jcc_btdi_mask_rex64.
1246 2010-04-16 Anatoly Sokolov <aesok@post.ru>
1248 * double-int.h (tree_to_double_int): Convert to macro.
1249 * double-int.c (tree_to_double_int): Remove.
1251 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1254 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
1255 with want_address 2 and in case a single element list might be
1256 possible, call it again with want_address 0.
1258 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1260 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
1261 case 'W' print operands for HI mode.
1262 * config/h8300/h8300.h (Y0, Y2) : New constraints.
1263 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
1264 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
1265 * config/h8300/predicate.md (bit_register_indirect_operand): New.
1267 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
1269 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
1270 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
1271 #xx:3 and #xx:4 mode.
1273 * config/h8300/h8300.md (inverted load with HImode dest): Add
1274 support for H8300SX.
1276 * config/h8300/predicate.md (bit_operand): Allow immediate values that
1277 satisfy 'U' constraint.
1279 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1281 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
1282 * configure: Regenerate.
1283 * config.in: Regenerate.
1284 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
1287 2010-04-16 Richard Guenther <rguenther@suse.de>
1289 * tree.h (struct tree_decl_minimal): Move pt_uid ...
1290 (struct tree_decl_common): ... here.
1291 (DECL_PT_UID): Adjust.
1292 (SET_DECL_PT_UID): Likewise.
1293 (DECL_PT_UID_SET_P): Likewise.
1295 2010-04-16 Richard Guenther <rguenther@suse.de>
1297 PR tree-optimization/43572
1298 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
1299 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
1300 * tree-flow.h (is_call_clobbered): Remove.
1301 * tree-flow-inline.h (is_call_clobbered): Likewise.
1302 * tree-dfa.c (dump_variable): Do not dump call clobber state.
1303 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
1304 (execute_return_slot_opt): Adjust.
1305 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
1306 check for call clobbered vars here.
1307 (find_tail_calls): Move tailcall verification to the
1310 2010-04-16 Diego Novillo <dnovillo@google.com>
1312 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
1314 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1317 * config/arm/arm.md (cbranchqi4): New pattern.
1318 * config/arm/predicates.md (const0_operand,
1319 cbranchqi4_comparison_operator): New predicates.
1321 2010-04-16 Richard Guenther <rguenther@suse.de>
1323 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
1324 (dump_gimple_stmt): Likewise.
1326 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1328 * recog.h (struct recog_data): New field is_operator.
1329 (struct insn_operand_data): New field is_operator.
1330 * recog.c (extract_insn): Set recog_data.is_operator.
1331 * genoutput.c (output_operand_data): Emit code to set the
1333 * reload.c (find_reloads): Use it rather than testing for an
1334 empty constraint string.
1337 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
1338 If the previous insn is a cbranchsi4_insn with the same arguments,
1339 omit the compare instruction.
1341 * config/arm/arm.md (addsi3_cbranch): If destination is a high
1342 register, inputs must be low registers and we need a low register
1343 scratch. Handle alternative 2 like alternative 3.
1345 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1347 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
1348 don't call get_addr on both. If one expression is a VALUE and
1349 the other a REG, check VALUE's locs if the REG isn't among them.
1351 2010-04-16 Christian Bruel <christian.bruel@st.com>
1353 * config/sh/sh.h (sh_frame_pointer_required): New function.
1354 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
1355 (flag_omit_frame_pointer) Set.
1356 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
1357 (rounded_frame_size): Adjust size with outgoing_args_size.
1358 (sh_set_return_address): Must return from stack pointer.
1359 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
1360 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1361 (ACCUMULATE_OUTGOING_ARGS): Define.
1362 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
1363 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
1365 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1368 * config/sh/sh.c (sh_legitimize_reload_address): Use
1369 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
1370 Remove a unneeded check for offset_base.
1372 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
1374 * configure: Regenerated.
1376 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1378 * config/s390/s390.c (s390_call_save_register_used): Switch back
1379 to HARD_REGNO_NREGS.
1381 2010-04-15 Richard Guenther <rguenther@suse.de>
1383 * alias.c (alias_set_subset_of): Handle alias-set zero
1386 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
1387 Julian Brown <julian@codesourcery.com>
1389 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
1390 alternatives according to use of high and low regs.
1391 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
1392 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
1393 optimizing for size on Thumb-2.
1395 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
1397 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
1399 2010-04-15 Richard Guenther <rguenther@suse.de>
1401 * tree-ssa-structalias.c (struct variable_info): Add
1403 (new_var_info): Initialize it.
1404 (dump_constraints): Support printing last added constraints.
1405 (debug_constraints): Adjust.
1406 (dump_constraint_graph): Likewise.
1407 (make_heapvar_for): Check for NULL cfun.
1408 (get_function_part_constraint): New function.
1409 (get_fi_for_callee): Likewise.
1410 (find_func_aliases): Properly implement IPA PTA constraints.
1411 (process_ipa_clobber): New function.
1412 (find_func_clobbers): Likewise.
1413 (insert_into_field_list_sorted): Remove.
1414 (create_function_info_for): Properly allocate vars for IPA mode.
1415 Do not use insert_into_field_list_sorted.
1416 (create_variable_info_for): Properly generate constraints for
1417 global vars in IPA mode.
1418 (dump_solution_for_var): Always dump the solution.
1419 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
1420 (find_what_var_points_to): Adjust.
1421 (pt_solution_set): Change.
1422 (pt_solution_ior_into): New function.
1423 (pt_solution_empty_p): Export.
1424 (pt_solution_includes_global): Adjust.
1425 (pt_solution_includes_1): Likewise.
1426 (pt_solutions_intersect_1): Likewise.
1427 (dump_sa_points_to_info): Check some invariants.
1428 (solve_constraints): Move constraint dumping ...
1429 (compute_points_to_sets): ... here.
1430 (ipa_pta_execute): ... and here.
1431 (compute_may_aliases): Do not re-compute points-to info
1432 locally if IPA info is available.
1433 (ipa_escaped_pt): New global var.
1434 (ipa_pta_execute): Properly implement IPA PTA.
1435 * tree-into-ssa.c (dump_decl_set): Support dumping
1436 decls not in referenced-vars.
1437 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
1438 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
1439 (dump_points_to_solution): Likewise.
1440 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
1441 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
1442 (remap_gimple_stmt): Reset call clobber/use information if necessary.
1443 (copy_decl_to_var): Copy DECL_PT_UID.
1444 (copy_result_decl_to_var): Likewise.
1445 * tree.c (make_node_stat): Initialize DECL_PT_UID.
1446 (copy_node_stat): Copy it.
1447 * tree.h (DECL_PT_UID): New macro.
1448 (SET_DECL_PT_UID): Likewise.
1449 (DECL_PT_UID_SET_P): Likewise.
1450 (struct tree_decl_minimal): Add pt_uid member.
1451 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
1452 (pt_solution_empty_p): Declare.
1453 (pt_solution_set): Adjust.
1454 (ipa_escaped_pt): Declare.
1455 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
1456 * gimple-pretty-print.c (pp_points_to_solution): New function.
1457 (dump_gimple_call): Dump call clobber/use information.
1458 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
1459 * tree-pass.h (TDF_ALIAS): New dump option.
1460 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
1461 * doc/invoke.texi (-fipa-pta): Update documentation.
1463 2010-04-15 Richard Guenther <rguenther@suse.de>
1465 * Makefile.in (OBJS-common): Add gimple-fold.o.
1466 (gimple-fold.o): New rule.
1467 * tree.h (maybe_fold_offset_to_reference,
1468 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
1470 * gimple.h: ... here.
1471 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
1472 may_propagate_address_into_dereference): Move prototypes ...
1473 * gimple.h: ... here.
1474 * tree-ssa-ccp.c (get_symbol_constant_value,
1475 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
1476 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
1477 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
1478 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
1479 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
1480 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
1481 gimplify_and_update_call_from_tree): Move ...
1482 * gimple-fold.c: ... here. New file.
1483 (ccp_fold_builtin): Rename to ...
1484 (gimple_fold_builtin): ... this.
1485 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
1487 2010-04-15 Richard Guenther <rguenther@suse.de>
1489 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
1490 fit_double_type, force_fit_type_double, add_double_with_sign,
1491 neg_double, mul_double_with_sign, lshift_double, rshift_double,
1492 lrotate_double, rrotate_double, div_and_round_double): Move ...
1493 * double-int.c: ... here.
1494 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
1495 add_double, neg_double, mul_double_with_sign, mul_double,
1496 lshift_double, rshift_double, lrotate_double, rrotate_double,
1497 div_and_round_double): Move prototypes ...
1498 * double-int.h: ... here.
1500 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
1503 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
1504 matching constraints to ensure inputs match the output.
1506 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1509 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
1510 in an input-only operand.
1512 2010-04-15 Anatoly Sokolov <aesok@post.ru>
1514 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
1515 (double_int_not, double_int_lshift, double_int_rshift): Declare.
1516 (double_int_negative_p): Convert to static inline function.
1517 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
1518 (double_int_negative_p): Remove.
1519 * tree.h (lshift_double, rshift_double):
1520 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
1521 * fold-const.c (fold_convert_const_int_from_real,
1522 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
1523 (lshift_double): Change type of arith argument to bool.
1524 (rshift_double): Change type of arith argument to bool. Correct
1526 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1528 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
1531 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
1532 at the start and end of the then/else blocks, and omit them from the
1534 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
1535 argument; all callers changed. Pass zero to old_insns_match_p instead.
1536 (flow_find_head_matching_sequence): New function.
1537 (old_insns_match_p): Check REG_EH_REGION notes for calls.
1538 * basic-block.h (flow_find_cross_jump,
1539 flow_find_head_matching_sequence): Declare functions.
1541 2010-04-14 Jason Merrill <jason@redhat.com>
1544 * c-common.c (attribute_takes_identifier_p): New fn.
1545 * c-common.h: Declare it.
1547 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1549 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1551 (*udivmod<mode>4): Ditto.
1553 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1555 * config/i386/i386.md (maxmin_int): Rename code attribute from
1556 maxminiprefix and update all users.
1557 (maxmin_float): Ditto from maxminfprefix.
1558 (logic): Ditto from logicprefix.
1559 (absneg_mnemonic): Ditto from absnegprefix.
1560 * config/i386/mmx.md: Update all users of maxminiprefix,
1561 maxminfprefix and logicprefix for rename.
1562 * config/i386/sse.md: Ditto.
1563 * config/i386/sync.md (sync_<code><mode>): Update for
1566 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1569 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1570 warnings converted to errors.
1572 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1574 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1575 used insn_type variable.
1576 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1577 to avoid set-but-not-used warning.
1579 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1581 * df-core.c (df_ref_debug): Change format string placeholder
1583 * dwarf2asm.c (dw2_asm_output_data_raw,
1584 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1585 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1586 * dwarf2out.c (output_cfi, output_cfi_directive,
1587 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1588 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1590 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1591 * print-rtl.c (print_rtx): Ditto.
1593 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1596 * builtins.c (expand_builtin_pow_root): New function to expand pow
1597 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1598 series of sqrt and cbrt calls under -ffast-math.
1599 (expand_builtin_pow): Call it.
1601 2010-04-14 Michael Matz <matz@suse.de>
1603 PR tree-optimization/42963
1604 * tree-cfg.c (touched_switch_bbs): New static variable.
1605 (group_case_labels_stmt): New function broken out from ...
1606 (group_case_labels): ... here, use the above.
1607 (start_recording_case_labels): Allocate touched_switch_bbs.
1608 (end_recording_case_labels): Deallocate it, call
1609 group_case_labels_stmt.
1610 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1612 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1614 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1617 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1619 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1621 2010-04-13 Jan Hubicka <jh@suse.cz>
1623 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1624 of optimized out static functions.
1625 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1626 cost computation. Also sanity check for overflows.
1627 (update_caller_keys): Update cgraph_edge_badness call; properly
1628 update fibheap and sanity check that it is up to date.
1629 (add_new_edges_to_heap): Update cgraph_edge_badness.
1630 (cgraph_decide_inlining_of_small_function): Likewise;
1631 add sanity checking that badness in heap is up to date;
1632 improve dumping of reason; Update badness of calls to the
1633 offline copy of function currently inlined; dump badness
1634 of functions not inlined because of unit growth limits.
1636 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1639 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1640 because of sign-extension change when converting to sizetype here...
1641 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1643 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1644 the folding to constants. Remove redundant final conversion.
1645 (fold_binary) <associate>: Do not associate if the re-association of
1646 constants alone overflows.
1647 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1648 to the end of the list.
1649 (multiple_of_p) <COND_EXPR>: New case.
1651 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1653 * opt-functions.awk (opt_sanitized_name): New.
1655 * optc-gen.awk: Use it
1656 * opth-gen.awk: Use it.
1658 2010-04-13 Martin Jambor <mjambor@suse.cz>
1660 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1661 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1662 children. Call replace_uses_with_default_def_ssa_name to handle
1665 2010-04-13 Michael Matz <matz@suse.de>
1668 * builtins.c (expand_builtin_interclass_mathfn): Also create
1669 a register if the predicate doesn't match.
1671 2010-04-13 Diego Novillo <dnovillo@google.com>
1673 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1674 * c-pch.c: Include timevar.h.
1675 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1676 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1677 * ggc-common.c: Include timevar.h.
1678 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1679 * timevar.def (TV_PCH_SAVE): Define.
1680 (TV_PCH_CPP_SAVE): Define.
1681 (TV_PCH_PTR_REALLOC): Define.
1682 (TV_PCH_PTR_SORT): Define.
1683 (TV_PCH_RESTORE): Define.
1684 (TV_PCH_CPP_RESTORE): Define.
1686 2010-04-13 Michael Matz <matz@suse.de>
1688 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1690 (can_reassociate_p): New function.
1691 (break_up_subtract_bb, reassociate_bb): Use it.
1693 2010-04-13 Richard Guenther <rguenther@suse.de>
1696 * builtins.c (c_readstr): Fix assert.
1698 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1700 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1701 when generating cltd insn.
1703 (*ashl<mode>3_1): Remove special handling for register operand 2.
1704 (*ashlsi3_1_zext): Ditto.
1705 (*ashlhi3_1): Ditto.
1706 (*ashlhi3_1_lea): Ditto.
1707 (*ashlqi3_1): Ditto.
1708 (*ashlqi3_1_lea): Ditto.
1709 (*<shiftrt_insn><mode>3_1): Ditto.
1710 (*<shiftrt_insn>si3_1_zext): Ditto.
1711 (*<shiftrt_insn>qi3_1_slp): Ditto.
1712 (*<rotate_insn><mode>3_1): Ditto.
1713 (*<rotate_insn>si3_1_zext): Ditto.
1714 (*<rotate_insn>qi3_1_slp): Ditto.
1716 2010-04-13 Richard Guenther <rguenther@suse.de>
1718 * tree-ssa-structalias.c (callused_id): Remove.
1719 (call_stmt_vars): New.
1720 (get_call_vi): Likewise.
1721 (lookup_call_use_vi): Likewise.
1722 (lookup_call_clobber_vi): Likewise.
1723 (get_call_use_vi): Likewise.
1724 (get_call_clobber_vi): Likewise.
1725 (make_transitive_closure_constraints): Likewise.
1726 (handle_const_call): Adjust to do per-call call-used handling.
1727 (handle_pure_call): Likewise.
1728 (find_what_var_points_to): Remove general callused handling.
1729 (init_base_vars): Likewise.
1730 (init_alias_vars): Initialize call_stmt_vars.
1731 (compute_points_to_sets): Process call-used and call-clobbered
1732 vars for call statements.
1733 (delete_points_to_sets): Free call_stmt_vars.
1735 2010-04-13 Richard Guenther <rguenther@suse.de>
1737 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1738 Only add RW dependence for dependence distance zero.
1739 Adjust maximal vectorization factor according to dependences.
1740 Move alignment handling ...
1741 (vect_find_same_alignment_drs): ... here. New function.
1742 (vect_analyze_data_ref_dependences): Adjust.
1743 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1744 (vect_analyze_data_refs): Adjust minimal vectorization factor
1745 according to data references.
1746 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1747 dependences before determining the vectorization factor.
1748 Analyze alignment after determining the vectorization factor.
1749 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1750 dependences before alignment.
1751 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1753 (vect_analyze_data_refs): Likewise.
1754 (MAX_VECTORIZATION_FACTOR): New define.
1756 2010-04-13 Duncan Sands <baldrick@free.fr>
1758 * except.h (lang_eh_type_covers): Remove.
1759 * except.c (lang_eh_type_covers): Likewise.
1761 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1762 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1764 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1765 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1766 UNITS_PER_LONG where it is ABI relevant.
1767 (s390_return_addr_rtx): Likewise.
1768 (s390_back_chain_rtx): Likewise.
1769 (s390_frame_area): Likewise.
1770 (s390_frame_info): Likewise.
1771 (s390_initial_elimination_offset): Likewise.
1772 (save_gprs): Likewise.
1773 (s390_emit_prologue): Likewise.
1774 (s390_emit_epilogue): Likewise.
1775 (s390_function_arg_advance): Likewise.
1776 (s390_function_arg): Likewise.
1777 (s390_va_start): Likewise.
1778 (s390_gimplify_va_arg): Likewise.
1779 (s390_function_profiler): Likewise.
1780 (s390_optimize_prologue): Likewise.
1781 (s390_rtx_costs): Likewise.
1782 (s390_secondary_reload): Likewise.
1783 (s390_promote_function_mode): Likewise.
1784 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1785 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1786 registers available.
1787 (s390_unwind_word_mode): New function.
1788 (s390_function_value): Split 64 bit values into register pair if
1789 used as return value.
1790 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1791 function call parameters. Handle parallels.
1792 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1793 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1794 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1795 (s390_expand_setmem): Remove unused variable src_addr.
1796 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1797 deal with 64 bit registers.
1798 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1799 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1800 (UNITS_PER_LONG): New macro.
1801 * libjava/include/s390-signal.h: Define extended ucontext
1802 structure containing the upper halfs of the 64 bit registers.
1804 2010-04-13 Simon Baldwin <simonb@google.com>
1806 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1808 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1810 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1811 rvalue on the RHS if the LHS is of a non-renamable type.
1812 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1814 2010-04-13 Matthias Klose <doko@ubuntu.com>
1816 * gcc.c (cc1_options): Handle -iplugindir before processing
1817 the cc1 spec. Only add -iplugindir once.
1818 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1820 * common.opt (iplugindir): Remove `Separate' property, initialize.
1821 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1823 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1824 (distclean): Remove plugin dir.
1825 * doc/invoke.texi: Document -iplugindir.
1827 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1829 * doc/plugins.texi (Loading Plugins): Document short
1830 -fplugin=foo option.
1831 (Plugin API): Mention default_plugin_dir_name function.
1833 * gcc.c (find_file_spec_function): Add new declaration.
1834 (static_spec_func): Use it for "find-file".
1835 (find_file_spec_function): Add new function.
1836 (cc1_options): Add -iplugindir option if -fplugin* options found.
1838 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1840 * plugin.c (add_new_plugin): Updated comment, and handle short
1842 (default_plugin_dir_name): Added new function.
1844 * common.opt (iplugindir): New option to set the plugin directory.
1846 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1848 * config/i386/i386.md (any_rotate): New code iterator.
1849 (rotate_insn): New code attribute.
1851 (SWIM124): New mode iterator.
1852 (<rotate_insn>ti3): New expander.
1853 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1854 any_rotate code iterator.
1855 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1856 using any_rotate code iterator and SWIM124 mode iterator.
1857 (ix86_rotlti3): New insn_and_split pattern.
1858 (ix86_rotrti3): Ditto.
1859 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1860 ix86_rotl{di,ti}3 patterns.
1861 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1862 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1863 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1864 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1865 code iterator and SWI mode iterator.
1866 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1867 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1869 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1870 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1871 (bswap rotatert splitter): Add splitter.
1872 (bswap splitter): Macroize splitter using any_rotate code iterator.
1873 Add insn predicate to split only for TARGET_USE_XCHGB or when
1874 optimizing function for size.
1876 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1878 * config/pa/pa.c (emit_move_sequence): Remove use of
1879 deleted variable flag_argument_noalias.
1881 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1883 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1885 Add to unsupported targets list.
1886 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1887 sparc*-sun-solaris2.[567]* from target lists.
1888 * configure: Regenerate.
1889 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1891 Remove Solaris 7 patch references.
1892 (Specific, sparc-sun-solaris2.7): Removed.
1893 (sparc-sun-solaris2*): Update Solaris 7 example.
1894 (sparc64-*-solaris2*): Likewise.
1896 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1898 * config.build (alpha*-dec-osf4*): Remove.
1899 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1900 of obsolete configurations.
1901 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1903 * config/alpha/t-osf4: Renamed to ...
1904 * config/alpha/t-osf5: ... this.
1905 * config/alpha/osf.h: Renamed to ...
1906 * config/alpha/osf5.h: ... this.
1907 Merged old osf5.h contents.
1909 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1910 (EXTRA_SPECS): Removed.
1911 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1912 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1915 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1917 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1919 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
1922 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1923 __thiscall convention.
1925 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1927 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1929 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1931 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1933 * function.c (assign_parms_initialize_all): Add unused attribute
1936 2010-04-12 Richard Guenther <rguenther@suse.de>
1938 * gsstruct.def (GSS_CALL): New.
1939 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1940 * gimple.h: Include tree-ssa-alias.h.
1941 (struct gimple_statement_call): New.
1942 (union gimple_statement_struct_d): Add gimple_call member.
1943 (gimple_call_reset_alias_info): Declare.
1944 (gimple_call_use_set): New function.
1945 (gimple_call_clobber_set): Likewise.
1946 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1947 * gimple.c (gimple_call_reset_alias_info): New function.
1948 (gimple_build_call_1): Call it.
1949 * lto-streamer-in.c (input_gimple_stmt): Likewise.
1950 * tree-inline.c (remap_gimple_stmt): Likewise.
1951 (expand_call_inline): Remove callused handling.
1952 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1953 * tree-dfa.c (dump_variable): Likewise.
1954 * tree-parloops.c (parallelize_loops): Likewise.
1955 * tree-ssa.c (init_tree_ssa): Likewise.
1956 (delete_tree_ssa): Likewise.
1957 * tree-flow-inline.h (is_call_used): Remove.
1958 * tree-flow.h (struct gimple_df): Remove callused member.
1959 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1960 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1961 (ref_maybe_used_by_call_p_1): Simplify.
1962 (call_may_clobber_ref_p_1): Likewise.
1963 * tree-ssa-structalias.c (compute_points_to_sets): Set
1964 the call stmt used and clobbered sets.
1965 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1966 (find_tail_calls): Verify the tail call.
1968 2010-04-12 Richard Guenther <rguenther@suse.de>
1970 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1971 single-iteration always-inline inlining.
1972 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1973 (cgraph_decide_inlining): Do not handle always-inline specially.
1974 (try_inline): Remove always-inline cycle detection special case.
1975 Do not recurse on always-inlines.
1976 (cgraph_early_inlining): Do not iterate if not optimizing.
1977 (cgraph_gate_early_inlining): remove.
1978 (pass_early_inline): Run unconditionally.
1979 (gate_cgraph_decide_inlining): New function.
1980 (pass_ipa_inline): Use it. Do not run the IPA inliner if
1981 not inlining or optimizing.
1982 (cgraph_decide_inlining_of_small_functions): Also consider
1983 always-inline functions.
1984 (cgraph_default_inline_p): Return true for nodes which should
1985 disregard inline limits.
1986 (estimate_function_body_sizes): Assume zero size and time for
1987 nodes which are marked as disregarding inline limits.
1988 (cgraph_decide_recursive_inlining): Do not perform recursive
1989 inlining on always-inline nodes.
1991 2010-04-12 Jakub Jelinek <jakub@redhat.com>
1994 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1995 for exprs satisfying handled_component_p.
1997 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
1999 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
2000 non-constant aggregate elements.
2002 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
2003 is a real initialization.
2005 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
2008 * c-decl.c (start_function): Move forward check for nested function.
2010 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2012 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
2013 * config/sh/sh.c: Include reload.h.
2014 (sh_legitimize_reload_address): New.
2015 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
2016 sh_legitimize_reload_address.
2018 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2020 * config/sh/sh.md (*movqi_pop): New insn pattern.
2021 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
2023 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2025 * config/i386/i386.md (any_shiftrt): New code iterator.
2026 (shiftrt_insn): New code attribute.
2028 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
2029 using any_shiftrt code iterator.
2030 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
2031 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
2032 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
2033 pattern from corresponding peephole2 patterns.
2034 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
2035 using any_shiftrt code iterator.
2036 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
2037 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
2038 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
2039 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
2040 *{ashr,lshr}<mode>3_cmp_zext.
2041 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
2043 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2045 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
2047 (*lshr<mode>3_cconly): Ditto.
2049 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2051 * config/i386/i386.md (lshr<mode>3): Macroize expander from
2052 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2053 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2054 pattern from *lshr{di,ti}3_1 and corresponding splitters using
2056 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2057 from corresponding peephole2 patterns.
2058 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
2059 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
2060 and *lshrdi3_1_rex64 using SWI mode iterator.
2061 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
2062 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
2063 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
2064 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
2065 and *lshrdi3_cmp_rex64 using SWI mode iterator.
2066 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
2067 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
2068 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
2069 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
2072 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
2074 * config/i386/i386.md (ashr<mode>3): Macroize expander from
2075 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2076 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2077 pattern from *ashr{di,ti}3_1 and corresponding splitters using
2079 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2080 from corresponding peephole2 patterns.
2081 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
2082 (ashrsi3_cvt): Rename from ashrsi3_31.
2083 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
2084 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
2085 and x86_64_shift_adj_3 using SWI48 mode iterator.
2086 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
2087 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
2088 and *ashrdi3_1_rex64 using SWI mode iterator.
2089 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
2090 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
2091 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
2092 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
2093 and *ashrdi3_cmp_rex64 using SWI mode iterator.
2094 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
2095 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
2096 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
2097 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
2099 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
2100 * config/i386/i386.c (ix86_split_ashr): Update for renamed
2101 x86_shift<mode>_adj_3 expanders.
2103 2010-04-10 Wei Guozhi <carrot@google.com>
2106 * config/arm/arm.c (arm_pic_static_addr): New function.
2107 (legitimize_pic_address): Call arm_pic_static_addr when it detects
2109 (arm_output_addr_const_extra): Output expression for new pattern.
2110 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
2112 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
2114 * ira-costs.c (record_reg_classes): Ignore alternatives that are
2117 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
2118 * web.c: Include "insn-config.h" and "recog.h".
2119 (union_match_dups): New function.
2120 (web_main): Call it.
2121 (union_defs): Don't try to recognize match_dups.
2123 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
2124 if doing so would replace the entire pattern.
2126 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2130 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
2131 and splitter pattern. Change splitter operand 1 predicate to
2134 2010-04-09 Martin Jambor <mjambor@suse.cz>
2136 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
2137 lattices are addresses of CONST_DECLs with the same initial value.
2138 (ipcp_print_all_lattices): Print values of CONST_DECLs.
2139 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
2141 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
2142 Bernd Schmidt <bernds@codesourcery.com>
2144 * loop-invariant.c (replace_uses): New static function.
2145 (move_invariant_reg): Use it to ensure we can replace the uses.
2147 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
2149 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
2151 (picochip_override_options): Enable section anchors only above -O1.
2152 (picochip_reorg): Fixed a couple of build warnings.
2154 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2156 * configure.ac (plugin -rdynamic test): Log result.
2157 * configure: Regenerate.
2158 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
2159 (RDYNAMIC_SPEC): Define.
2160 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
2162 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2164 * configure.ac: Determine Sun ld version numbers.
2165 (comdat_group): Restrict GNU ld version checks to gld.
2166 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
2167 (enable_comdat): Support --enable-comdat.
2168 * configure: Regenerate.
2169 * doc/install.texi (Configuration): Document --enable-comdat.
2171 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2173 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
2174 * config/sol2-gld.h: ... here.
2175 * config.gcc (sparc*-*-solaris2*): Reflect this.
2176 (i[34567]86-*-solaris2*): Use it.
2178 2010-04-09 Steve Ellcey <sje@cup.hp.com>
2180 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
2182 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
2184 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2187 * diagnostic.c (diagnostic_initialize): Initialize
2188 some_warnings_are_errors.
2189 (diagnostic_finish): New.
2190 (diagnostic_action_after_output): Call it before exiting.
2191 (diagnostic_report_diagnostic): Do not print message here. Set
2192 some_warnings_are_errors.
2193 * diagnostic.h (diagnostic_context): Delete
2194 issue_warnings_are_errors_message. Add some_warnings_are_errors.
2195 (diagnostic_finish): Declare.
2196 * toplev.c (toplev_main): Call it before exit.
2198 2010-04-09 Jason Merrill <jason@redhat.com>
2201 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
2202 for incomplete type.
2205 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
2206 based on a warning flag.
2208 2010-04-09 Richard Guenther <rguenther@suse.de>
2210 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
2212 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
2215 * varasm.c (default_assemble_visibility): Wrap vars that are
2216 set, but unused, by targets without GAS.
2217 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
2218 Remove set, but unused, vars.
2219 (rs6000_legitimize_tls_address): Likewise.
2220 (altivec_expand_dst_builtin): Likewise.
2221 * config/darwin.c (machopic_classify_symbol): Likewise.
2222 (machopic_indirection_name): Likewise.
2224 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2226 * config/i386/i386.md (DWI): New mode iterator.
2227 (S): New mode attribute.
2228 (shift_operand): Ditto.
2229 (shift_immediate_operand): Ditto.
2230 (ashl_input_operand): Ditto.
2231 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
2232 using SDWIM mode iterator.
2233 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
2234 pattern from *ashl{di,ti}3_1 and corresponding splitters using
2236 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
2237 from corresponding peephole2 patterns.
2238 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
2239 and x86_64_shift_adj_1 using SWI48 mode iterator.
2240 (x86_shift<mode>_adj_2): Ditto.
2241 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
2242 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
2243 using SWI48 mode iterator.
2244 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
2245 *ashldi3_cmp_rex64 using SWI mode iterator.
2246 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
2247 *ashldi3_cconly_rex64 using SWI mode iterator.
2248 * config/i386/i386.c (ix86_split_ashl): Update for renamed
2249 x86_shift<mode>_adj_{1,2}.
2250 (ix86_split_ashr): Ditto.
2251 (ix86_split_lshr): Ditto.
2253 2010-04-09 Richard Guenther <rguenther@suse.de>
2255 * target.h (builtin_conversion): Pass in input and output types.
2256 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
2257 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
2258 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
2259 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
2261 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
2263 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
2265 2010-04-09 Richard Guenther <rguenther@suse.de>
2268 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
2270 2010-04-09 Richard Guenther <rguenther@suse.de>
2272 * tree-vectorizer.h (struct _stmt_vec_info): Document
2273 that vectype is the type of the LHS.
2274 (supportable_widening_operation, supportable_narrowing_operation):
2275 Get both input and output vector types as arguments.
2276 (vect_is_simple_use_1): Declare.
2277 (get_same_sized_vectype): Likewise.
2278 * tree-vect-loop.c (vect_determine_vectorization_factor):
2279 Set STMT_VINFO_VECTYPE to the vector type of the def.
2280 (vectorizable_reduction): Adjust.
2281 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
2282 Adjust. Specify the output vector type.
2283 (vect_pattern_recog_1): Adjust.
2284 * tree-vect-stmts.c (get_same_sized_vectype): New function.
2285 (vectorizable_call): Adjust.
2286 (vectorizable_conversion): Likewise.
2287 (vectorizable_operation): Likewise.
2288 (vectorizable_type_demotion): Likewise.
2289 (vectorizable_type_promotion): Likewise.
2290 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
2292 (vect_is_simple_use_1): New function.
2293 (supportable_widening_operation): Get both input and output
2295 (supportable_narrowing_operation): Likewise.
2296 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
2298 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
2300 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
2301 __thiscall and _thiscall as predefined macros.
2302 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
2303 thiscall attribute handling.
2304 (ix86_comp_type_attributes): Likewise.
2305 (ix86_function_regparm): Likewise.
2306 (ix86_return_pops_args): Likewise.
2307 (init_cumulative_args): Likewise.
2308 (find_drap_reg): Likewise.
2309 (ix86_static_chain): Likewise.
2310 (x86_this_parameter): Likewise.
2311 (x86_output_mi_thunk): Likewise.
2312 (ix86_attribute_table): Add description for thiscall attribute.
2313 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
2314 * doc/extend.texi: Add documentation for thiscall.
2316 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2319 * c.opt (Wint-to-pointer-cast): Available in C++.
2320 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
2322 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
2324 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
2325 * calls.c (expand_call): Pass the function type to aggregate_value_p.
2326 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
2327 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
2328 function type instead. Reorder and simplify checks.
2330 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
2332 2010-04-08 Jing Yu <jingyu@google.com>
2333 Zdenek Dvorak <ook@ucw.cz>
2335 PR tree-optimization/42720
2336 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
2337 loop unswitch conditions here from ...
2338 (tree_unswitch_single_loop): ... here.
2340 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2342 * tree-if-conv.c: Fix comments and simplify logic.
2344 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2346 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
2347 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
2348 (main_tree_if_conversion): Update call to tree_if_conversion.
2350 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2353 * doc/invoke.texi (-b,-V): Delete.
2354 * doc/tm.texi: Do not mention -b.
2355 * gcc.c (display_help): Delete -b and -V.
2356 (process_command): Delete -b and -V.
2357 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
2359 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
2360 Wolfgang Gellerich <gellerich@de.ibm.com>
2362 Implement target hook for loop unrolling
2363 * target.h (loop_unroll_adjust): Add a new target hook function.
2364 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
2365 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
2366 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
2367 (s390_loop_unroll_adjust): Implement the new target hook for s390.
2368 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
2370 (decide_unroll_stupid): Likewise.
2372 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2375 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
2377 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2379 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
2380 (Specific, *-*-solaris2*): Likewise.
2381 Don't prefer Sun as over GNU as.
2383 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
2385 * config/s390/s390.c (override_options): Adjust the z10
2386 defaults for max-unroll-times, max-completely-peeled-insns
2387 and max-completely-peel-times.
2389 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2391 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
2392 instructions for z10.
2393 (s390_expand_setmem): Likewise.
2394 (s390_expand_cmpmem): Likewise.
2396 2010-04-08 Richard Guenther <rguenther@suse.de>
2398 PR tree-optimization/43679
2399 * tree-ssa-pre.c (eliminate): Only propagate copies.
2401 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2404 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
2405 set but not used variable warning.
2407 2010-04-08 Wei Guozhi <carrot@google.com>
2410 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
2411 (arm_size_rtx_costs): Call the new function when optimized for size.
2413 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2416 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
2417 op0 is not a MEM, just return NULL instead of assertion
2419 (discover_nonconstant_array_refs): Don't walk debug stmts.
2421 2010-04-08 Doug Kwan <dougkwan@google.com>
2423 * configure.ac: Recognize gold and do not use its version number
2424 to test ld features.
2425 * configure: Regenerate.
2427 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
2430 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
2431 (negate_value): Move code to push elements to broken_up_substracts ...
2432 (eliminate_plus_minus_pair): ... here. Push operands that have no
2433 negative pair to plus_negates.
2434 (repropagate_negates, init_reassoc, fini_reassoc): Update.
2436 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2438 * doc/install.texi (Configuration): Move description of
2439 --enable-lto, --with-libelf*, --enable-gold from Java section to
2442 * doc/generic.texi (Working with declarations)
2443 (Function Properties, C and C++ Trees): Fix typos.
2444 * doc/sourcebuild.texi (Top Level): Likewise.
2446 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2449 * tree.h (DECL_READ_P): Define.
2450 (struct tree_decl_common): Add decl_read_flag.
2451 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
2452 a set but not used warning.
2453 (merge_decls): Merge DECL_READ_P flag.
2454 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
2455 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
2456 * c-common.c (handle_used_attribute, handle_unused_attribute):
2458 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
2460 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
2462 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
2463 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
2464 c_parser_binary_expression, c_parser_cast_expression,
2465 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
2466 Call default_function_array_read_conversion instead of
2467 default_function_array_conversion where needed.
2468 (c_parser_unary_expression, c_parser_conditional_expression,
2469 c_parser_postfix_expression_after_primary, c_parser_initelt):
2470 Likewise. Call mark_exp_read where needed.
2471 (c_parser_statement_after_labels, c_parser_asm_operands,
2472 c_parser_typeof_specifier, c_parser_sizeof_expression,
2473 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
2475 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
2477 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
2478 (warn_unused_but_set_parameter): Default to warn_unused
2480 * doc/invoke.texi: Document -Wunused-but-set-variable and
2481 -Wunused-but-set-parameter.
2483 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
2484 used count variable.
2485 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
2486 when operandN variables aren't used in the body of the expander
2488 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
2489 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
2490 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
2491 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
2492 FOR_EACH_IMM_USE_ON_STMT): Likewise.
2493 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
2494 * tree.c (PROCESS_ARG): Likewise.
2496 2010-04-07 Simon Baldwin <simonb@google.com>
2498 * diagnostic.h (diagnostic_override_option_index): New macro to
2499 set a diagnostic's option_index.
2500 * c-tree.h (c_cpp_error): Add warning reason argument.
2501 * opts.c (_warning_as_error_callback): New.
2502 (register_warning_as_error_callback): Store callback for
2503 warnings enabled via enable_warning_as_error.
2504 (enable_warning_as_error): Call callback, minor code tidy.
2505 * opts.h (register_warning_as_error_callback): Declare.
2506 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
2507 response to -Werror=.
2508 (c_common_init_options): Register warning_as_error_callback in opts.c.
2509 * common.opt: Add -Wno-cpp option.
2510 * c-common.c (struct reason_option_codes_t): Map cpp warning
2511 reason codes to gcc option indexes.
2512 * (c_option_controlling_cpp_error): New function, lookup the gcc
2513 option index for a cpp warning reason code.
2514 * (c_cpp_error): Add warning reason argument, call
2515 c_option_controlling_cpp_error for diagnostic_override_option_index.
2516 * doc/invoke.texi: Document -Wno-cpp.
2518 2010-04-07 Richard Guenther <rguenther@suse.de>
2520 * ipa-reference.c (mark_load): Use get_base_address.
2521 (mark_store): Likewise.
2523 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
2524 inserting GIMPLE_NOPs into the IL.
2525 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2526 Explicitly strip handled components and indirect references.
2528 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
2529 folding address expressions.
2530 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
2531 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
2532 operand_equal_p to compare decls.
2533 (ptr_deref_may_alias_decl_p): Likewise.
2534 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
2535 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
2536 Handle reversed comparison ops.
2537 * tree-sra.c (asm_visit_addr): Use get_base_address.
2538 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
2539 * ipa-reference.c (mark_address): Use get_base_address.
2541 2010-04-07 Richard Guenther <rguenther@suse.de>
2543 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2544 Propagate constants everywhere.
2546 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2549 * tree.c (MAX_INT_CACHED_PREC): Define.
2550 (nonstandard_integer_type_cache): New array.
2551 (build_nonstandard_integer_type): Cache results for precision
2552 <= MAX_INT_CACHED_PREC.
2554 2010-04-07 Richard Guenther <rguenther@suse.de>
2556 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
2557 -fargument-noalias-global, -fargument-noalias-anything): Remove.
2558 * common.opt: Likewise.
2559 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2560 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2561 (nonoverlapping_memrefs_p): Likewise.
2562 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2563 * opts.c (common_handle_option): Handle OPT_fargument_alias,
2564 OPT_fargument_noalias, OPT_fargument_noalias_anything and
2565 OPT_fargument_noalias_global for backward compatibility.
2567 2010-04-07 Richard Guenther <rguenther@suse.de>
2569 PR tree-optimization/43270
2570 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2571 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2572 * tree-ssa-pre.c (phi_translate_1): Adjust.
2573 (fully_constant_expression): Split out vn_reference handling to ...
2574 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2575 Fold reads from constant strings.
2576 (vn_reference_lookup): Handle fully constant references.
2577 (vn_reference_lookup_pieces): Likewise.
2578 * Makefile.in (expmed.o-warn): Add -Wno-error.
2580 2010-04-07 Martin Jambor <mjambor@suse.cz>
2582 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2584 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2587 * gcc.c: Add -static-libstdc++ to list of recognized options.
2589 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2591 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2593 2010-04-07 Richard Guenther <rguenther@suse.de>
2596 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2597 bases build simple mem attributes to retain points-to information.
2599 2010-04-07 Richard Guenther <rguenther@suse.de>
2602 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2603 preserve points-to related information.
2605 2010-04-07 Richard Guenther <rguenther@suse.de>
2608 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2609 discard plain indirect references.
2610 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2611 * tree.c (tree_nop_conversion): Likewise.
2613 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2616 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2618 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2620 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2621 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2623 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2625 * tree-if-conv.c: Fix indentation and comments.
2627 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2629 * tree-if-conv.c: Sort static functions in topological order.
2631 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2633 * tree-if-conv.c: Fix indentation and comments.
2635 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2638 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2639 lang_hooks.types.type_for_size instead of
2640 build_nonstandard_integer_type.
2641 When converting an unsigned type to signed, double its precision.
2642 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2643 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2644 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2647 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2650 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2651 POINTER_PLUS_EXPR for pointer types.
2653 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2656 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2657 * graphite-clast-to-gimple.c: Include langhooks.h.
2658 (max_signed_precision_type): New.
2659 (max_precision_type): Takes two types as arguments.
2660 (precision_for_value): New.
2661 (precision_for_interval): New.
2662 (gcc_type_for_interval): New.
2663 (gcc_type_for_value): New.
2664 (gcc_type_for_clast_term): New.
2665 (gcc_type_for_clast_red): New.
2666 (gcc_type_for_clast_bin): New.
2667 (gcc_type_for_clast_expr): Split up into several functions.
2668 (gcc_type_for_clast_eq): Rewritten.
2669 (compute_bounds_for_level): New.
2670 (compute_type_for_level_1): New.
2671 (compute_type_for_level): New.
2672 (gcc_type_for_cloog_iv): Removed.
2673 (gcc_type_for_iv_of_clast_loop): Rewritten.
2674 (graphite_create_new_loop): Compute the lower and upper bound types
2675 with gcc_type_for_clast_expr.
2676 (graphite_create_new_loop_guard): Same.
2677 (find_cloog_iv_in_expr): Removed.
2678 (compute_cloog_iv_types_1): Removed.
2679 (compute_cloog_iv_types): Removed.
2680 (gloog): Do not call compute_cloog_iv_types.
2681 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2683 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2684 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2685 (GBB_CLOOG_IV_TYPES): Removed.
2687 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2689 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2690 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2691 (detect_commutative_reduction): Same.
2693 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2695 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2696 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2698 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2699 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2700 (rewrite_commutative_reductions_out_of_ssa): Same.
2701 * passes.c (execute_function_todo): Call verify_ssa for every pass
2702 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2703 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2704 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2705 with an extra argument.
2706 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2707 verify_ssa only when the extra argument is true.
2708 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2709 with an extra argument.
2710 (tree_transform_and_unroll_loop): Same.
2712 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2714 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2715 for all the passes of the LNO having LOOP_CLOSED_SSA.
2716 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2717 * tree-loop-distribution.c (pass_loop_distribution): Same.
2718 * tree-pass.h (TODO_verify_loops): Removed.
2719 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2721 (pass_tree_unswitch): Same.
2722 (pass_predcom): Same.
2723 (pass_vectorize): Same.
2724 (pass_linear_transform): Same.
2725 (pass_graphite_transforms): Same.
2726 (pass_iv_canon): Same.
2727 (pass_complete_unroll): Same.
2728 (pass_complete_unrolli): Same.
2729 (pass_parallelize_loops): Same.
2730 (pass_loop_prefetch): Same.
2731 (pass_iv_optimize): Same.
2733 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2736 * passes.c (init_optimization_passes): Move pass_lim before
2737 pass_copy_prop and pass_dce_loop.
2739 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2742 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2743 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2744 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2745 MULTI_* defines for 4 argument vpermil2p* builtins.
2747 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2749 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2750 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2751 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2752 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2753 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2754 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2755 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2756 Use x86_maybe_negate_const_int to output insn mnemonic.
2757 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2758 check from instruction predicate. Update comments.
2759 * config/i386/sync.md (sync_add<mode>): Use
2760 x86_maybe_negate_const_int to output insn mnemonic.
2762 2010-04-06 Jan Hubicka <jh@suse.cz>
2764 PR tree-optimization/42906
2765 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2766 IGNORE_SELF argument. Set visited_control_parents for fully
2768 (find_obviously_necessary_stmts): Update call of
2769 mark_control_dependent_edges_necessary.
2770 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2772 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2774 * config/i386/i386.md: Remove comment about 'e' and 'E'
2777 2010-04-06 Richard Guenther <rguenther@suse.de>
2779 PR tree-optimization/43627
2780 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2781 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2784 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2786 * BASE-VER: Change to 4.6.0.
2789 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2792 2010-04-06 Richard Guenther <rguenther@suse.de>
2795 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2797 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2799 * doc/invoke.texi (Optimize Options): Document that LTO
2800 won't remove object access purely due to incompatible
2803 2010-04-04 Matthias Klose <doko@ubuntu.com>
2805 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2806 Initialize variable.
2808 2010-04-03 Richard Guenther <rguenther@suse.de>
2811 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2812 require a non-NULL MEM_OFFSET.
2814 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2816 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2817 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2818 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2819 config/alpha/predicates.md, config/arm/arm.md,
2820 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2821 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2822 config/darwin9.h, config/darwin.c, config/darwin.h,
2823 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2824 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2825 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2826 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2827 config/mips/mips.md, config/mn10300/mn10300.c,
2828 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2829 config/rs6000/aix.h, config/rs6000/dfp.md,
2830 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2831 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2832 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2833 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2834 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2835 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2836 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2837 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2838 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2839 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2840 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2841 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2842 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2843 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2844 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2845 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2846 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2847 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2848 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2849 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2850 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2851 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2852 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2853 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2854 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2855 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2856 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2857 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2858 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2859 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2860 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2861 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2862 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2863 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2864 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2865 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2867 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2870 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2871 * aclocal.m4: Regenerate.
2873 2010-04-02 Richard Guenther <rguenther@suse.de>
2875 PR tree-optimization/43629
2876 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2877 if we have seen a constant value.
2879 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2881 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2883 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2886 * arm.c (legitimize_tls_address): Adjust call to
2887 gen_tls_load_dot_plus_four.
2888 (arm_note_pic_base): New function.
2889 (arm_cannot_copy_insn_p): Use it.
2890 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2893 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2898 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2900 * Makefile.in ($(out_object_file)): Depend on
2901 gt-$(basename $(notdir $(out_file))).h.
2903 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2905 * config.gcc (lm32-*-rtems*): Add t-lm32.
2907 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2909 * config.gcc: Add lm32-*-rtems*.
2910 * config/lm32/rtems.h: New file.
2912 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2915 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2917 2010-04-01 Jakub Jelinek <jakub@redhat.com>
2919 * dwarf2out.c (output_compilation_unit_header): For
2920 -gdwarf-4 use version 4 instead of version 3.
2921 (output_line_info): For version 4 and above emit additional
2922 maximum ops per insn header field.
2923 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2925 * dwarf2out.c (is_c_family, is_java): Remove.
2926 (lower_bound_default): New function.
2927 (add_bound_info, gen_descr_array_type_die): Use it.
2929 2010-04-01 Dodji Seketeli <dodji@redhat.com>
2932 * dwarf2out.c (gen_variable_die): Allow debug info for variable
2933 re-declaration when it happens in a function.
2935 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
2937 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2938 (cgraph_remove_function_insertion_hook): Same.
2939 (cgraph_call_function_insertion_hooks): Same.
2941 2010-04-01 Richard Guenther <rguenther@suse.de>
2944 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2945 and TREE_THIS_VOLATILE.
2946 (copy_ref_info): Likewise.
2947 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2948 * tree.c (build6_stat): Ignore side-effects of all but arg5
2949 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
2952 2010-04-01 Richard Guenther <rguenther@suse.de>
2954 PR tree-optimization/43607
2955 * ipa-type-escape.c (check_call): Do not access non-existing
2958 2010-04-01 Richard Guenther <rguenther@suse.de>
2962 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2963 Jack Howarth <howarth@bromo.med.uc.edu>
2965 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2968 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2970 * doc/install.texi (Prerequisites): Document libelf usability on
2971 IRIX 5/6 and Solaris 2.
2972 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2973 Update GNU as, GNU ld requirements.
2974 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2975 Document Sun Studio compiler download.
2976 Update and simplify as, ld recommendations.
2977 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2979 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2981 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2982 with_tune_32 to pentium4.
2984 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2986 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2988 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2990 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2991 obsoletion, removal.
2993 Document GNU as requirement.
2994 Update configure requirements.
2995 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2996 Recomment IRIX 6.5.18+.
2997 Document IDF/IDL requirement.
2998 Document GNU as requirement.
2999 Document GNU ld bootstrap failure.
3000 Remove freeware.sgi.com reference.
3002 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3004 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
3005 UNIX V4.0, V5.0 obsoletion, removal.
3006 Remove --with-gc=simple reference.
3007 Update VM requirements during bootstrap.
3008 Remove -oldas bootstrap description.
3009 Update binutils reference.
3010 Remove comparison failure note.
3012 2010-03-31 Richard Guenther <rguenther@suse.de>
3013 Zdenek Dvorak <ook@ucw.cz>
3014 Sebastian Pop <sebastian.pop@amd.com>
3017 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
3018 with multiple arguments.
3019 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
3021 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3023 * graphite-dependences.c (print_pddr): Call print_pdr with an
3025 * graphite-poly.c (debug_pdr): Add an extra argument for the
3028 (print_pbb_domain): Same.
3030 (print_scop_context): Same.
3032 (print_cloog): Same.
3033 (debug_pbb_domain): Same.
3037 (debug_scop_context): Same.
3039 (debug_cloog): Same.
3040 (print_scop_params): Same.
3041 (debug_scop_params): Same.
3042 (print_iteration_domain): Same.
3043 (print_iteration_domains): Same.
3044 (debug_iteration_domain): Same.
3045 (debug_iteration_domains): Same.
3046 (print_scattering_function): Same.
3047 (print_scattering_functions): Same.
3048 (debug_scattering_function): Same.
3049 (debug_scattering_functions): Same.
3050 * graphite-poly.h (debug_pdr): Update declaration.
3052 (print_pbb_domain): Same.
3054 (print_scop_context): Same.
3056 (print_cloog): Same.
3057 (debug_pbb_domain): Same.
3061 (debug_scop_context): Same.
3063 (debug_cloog): Same.
3064 (print_scop_params): Same.
3065 (debug_scop_params): Same.
3066 (print_iteration_domain): Same.
3067 (print_iteration_domains): Same.
3068 (debug_iteration_domain): Same.
3069 (debug_iteration_domains): Same.
3070 (print_scattering_function): Same.
3071 (print_scattering_functions): Same.
3072 (debug_scattering_function): Same.
3073 (debug_scattering_functions): Same.
3075 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3077 * graphite-poly.c (print_scattering_function_1): New.
3078 (print_scattering_function): Call it.
3079 (print_scop_params): Remove spaces at the end of lines.
3082 * graphite-poly.h (print_cloog): Declared.
3083 (debug_cloog): Declared.
3085 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3087 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
3089 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
3090 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
3091 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
3092 to switch between adding the IV bump in loop->latch or in loop->header.
3094 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3096 * graphite-poly.c (print_scattering_function): Pretty print following
3099 (print_pbb_domain): Same.
3100 (dump_gbb_cases): Same.
3101 (dump_gbb_conditions): Same.
3104 (print_scop_params): Same.
3105 (print_scop_context): Same.
3107 (print_pbb_body): New.
3108 (lst_indent_to): New.
3109 (print_lst): Start new lines with a #.
3110 * graphite-poly.h (pbb_bb): New.
3111 (pbb_index): Use pbb_bb.
3112 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
3114 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
3116 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3118 * dwarf2out.c (size_of_die): For -gdwarf-4 use
3119 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
3120 and 0 instead of 1 for dw_val_class_flag.
3121 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
3122 dw_val_class_range_list, dw_val_class_loc_list,
3123 dw_val_class_lineptr and dw_val_class_macptr, use
3124 DW_FORM_flag_present for dw_val_class_flag and
3125 DW_FORM_exprloc for dw_val_class_loc.
3126 (output_die): For -gdwarf-4 print dw_val_class_loc
3127 size as uleb128 instead of 1 or 2 bytes and don't print
3128 anything for dw_val_class_flag.
3130 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
3131 instead of cselib_lookup following by tweaking locs->setting_insn.
3134 * cselib.c (cselib_process_insn): Clear cselib_current_insn
3135 even before returning from label, setjmp call or volatile asm
3138 2010-03-31 Richard Guenther <rguenther@suse.de>
3141 * cgraphunit.c (cgraph_output_in_order): Do not allocate
3142 temporary data on stack.
3144 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3146 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
3147 (PUSHSECTION_ASM_OP): Remove.
3148 (POPSECTION_ASM_OP): Remove.
3149 (PUSHSECTION_FORMAT): Remove.
3150 * config/sol2.h (PUSHSECTION_FORMAT): Define.
3151 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
3152 * config/sol2.c (solaris_output_init_fini): Use it.
3154 2010-03-31 Jie Zhang <jie@codesourcery.com>
3157 * opt-functions.awk (var_type_struct): Use signed char type
3158 for simple variables.
3160 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3162 * config/sol2.c: Include output.h.
3163 (solaris_assemble_visibility): New function.
3164 * config/t-sol2 (sol2.o): Add output.h dependency.
3165 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
3166 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
3169 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3172 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
3173 V2SImode or XFmode on PRE_DEC.
3176 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
3179 2010-03-31 Jie Zhang <jie@codesourcery.com>
3182 * reload.h (caller_save_initialized_p): Declare.
3183 * toplev.c (backend_init_target): Don't call
3184 init_caller_save but set caller_save_initialized_p to false.
3185 * caller-save.c (caller_save_initialized_p): Define.
3186 (init_caller_save): Check caller_save_initialized_p.
3187 * ira.c (ira): Call init_caller_save if flag_caller_saves.
3189 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3192 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
3193 and soft-fp/t-softfp to tmake_file.
3194 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
3195 (LIBGCC2_TF_CEXT): Define.
3198 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
3201 * cselib.c (n_useless_values): Document handling of debug locs.
3202 (n_useless_debug_values, n_debug_values): New variables.
3203 (new_elt_loc_list): Don't add to debug values, keep count.
3204 (promote_debug_loc): New.
3205 (cselib_reset_table): Zero new variables.
3206 (entry_and_rtx_equal_p): Promote debug locs.
3207 (discard_useless_locs): Increment n_useless_debug_values for
3209 (remove_useless_values): Adjust n_useless_values and n_debug_values
3210 with n_useless_debug_values.
3211 (add_mem_for_addr): Promote debug locs.
3212 (cselib_lookup_mem): Likewise.
3213 (cselib_lookup_addr): Renamed to...
3214 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
3215 (cselib_log_lookup): ... this. Turn into...
3216 (cselib_lookup_addr): ... new wrapper.
3217 (cselib_lookup_from_insn): New.
3218 (cselib_invalidate_regno): Increment n_useless_debug_values for
3220 (cselib_invalidate_mem): Likewise.
3221 (cselib_process_insn): Take n_deleted and n_debug_values into
3222 account to guard remove_useless_value call.
3223 (cselib_finish): Zero n_useless_debug_values.
3224 * cselib.h (cselib_lookup_from_insn): Declare.
3225 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
3226 (sched_analyze_2): Likewise.
3228 2010-03-30 Jakub Jelinek <jakub@redhat.com>
3230 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
3232 (adjust_mems): Replace narrowing SUBREG of expression containing
3233 just PLUS, MINUS, MULT and ASHIFT of registers and constants
3234 with operations in the narrower mode.
3237 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
3238 regs_invalidated_by_call instead all call_used_reg_set registers.
3240 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
3243 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
3244 pointer comparisons with types_compatible_p.
3245 * tree-vect-stmts.c (vectorizable_call): Same.
3246 (vectorizable_condition): Same.
3248 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3250 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
3251 stack check if the mask would be zero.
3253 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3254 Jack Howarth <howarth@bromo.med.uc.edu>
3256 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3259 2010-03-30 Joseph Myers <joseph@codesourcery.com>
3262 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
3264 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
3265 Include ___unordxf2 and ___unordtf2.
3266 * config/i386/libgcc-glibc.ver: Do not define inheritance from
3269 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
3271 * config/lm32/t-lm32: New file.
3272 * config.gcc: Use the above file when targetting lm32.
3274 2010-03-28 Duncan Sands <baldrick@free.fr>
3276 * Makefile.in (PLUGIN_HEADERS): Add except.h.
3278 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3281 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
3282 Improve vectorization cost model diagnostic.
3284 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3287 * tree-vect-data-refs.c (vect_analyze_data_refs): When
3288 compute_data_dependences_for_loop returns false, early exit
3289 and output an extra diagnostic for the failed data reference
3292 2010-03-29 Richard Guenther <rguenther@suse.de>
3294 PR tree-optimization/43560
3295 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
3296 (can_sm_ref_p): Treat stores to readonly locations as trapping.
3298 2010-03-29 Jie Zhang <jie@codesourcery.com>
3301 * toplev.c (process_options): Set optimization_default_node
3302 and optimization_current_node.
3303 * opts.c (decode_options): Don't set optimization_default_node
3304 and optimization_current_node.
3306 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
3308 * config/rtems.h: Abandon -qrtems_debug.
3310 2010-03-28 Jan Hubicka <jh@suse.cz>
3312 PR tree-optimization/43505
3313 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
3314 map should not be copied.
3316 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3319 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
3320 cdtors, set DECL_PRESERVE_P.
3321 * ipa.c (cgraph_externally_visible_p): Return true if declaration
3324 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
3326 PR tree-optimization/43528
3327 * stor-layout.c (place_field): Check that constant fits into
3328 unsigned HWI when skipping calculation of MS bitfield layout.
3330 2010-03-27 Jan Hubicka <jh@suse.cz>
3333 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
3334 notice_global_symbol work.
3336 2010-03-27 Jakub Jelinek <jakub@redhat.com>
3338 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
3339 instead of dwarf2out_decl.
3340 (struct var_loc_node): Remove section_label field.
3341 (dwarf2out_function_decl): New function.
3342 (dwarf2out_var_location): Don't set section_label field.
3343 (dwarf2out_begin_function): Don't empty decl_loc_table here.
3345 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3347 PR tree-optimization/43544
3348 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3349 First argument for builtin vectorized function hook is now a
3350 tree to be able to distinguish between machine specific and
3352 * targhooks.c (default_builtin_vectorized_function): Ditto.
3353 * targhooks.h (default_builtin_vectorized_function): Ditto.
3354 * target.h (struct gcc_target): Ditto.
3355 * tree-vect-stmts.c (vectorizable_function): Ditto.
3356 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
3357 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
3360 2010-03-26 Joseph Myers <joseph@codesourcery.com>
3363 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
3364 nested binding iff it is a FUNCTION_DECL.
3365 (store_parm_decls_newstyle): Pass nested=true to bind for
3366 FUNCTION_DECLs amongst parameters.
3368 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3370 * var-tracking.c (vt_expand_loc_callback): Don't run
3371 cselib_expand_value_rtx_cb in dummy mode if
3372 cselib_dummy_expand_value_rtx_cb returned false.
3374 * var-tracking.c (emit_note_insn_var_location): For one part
3375 notes with offset 0, don't add EXPR_LIST around the location.
3376 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
3377 add_location_or_const_value_attribute): Adjust for that change.
3380 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
3381 into first operand and location into second.
3382 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
3383 dw_cfi_oprnd_loc for DW_CFA_expression.
3384 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
3385 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
3386 assume first argument is regnum and second argument is location.
3388 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3391 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
3392 of scratch register to DImode. Split to DImode comparison operator.
3393 Use SImode subreg of scratch register in the multiplication.
3394 (*cmp_sadd_sidi): Ditto.
3395 (*cmp_ssub_si): Ditto.
3396 (*cmp_ssub_sidi): Ditto.
3398 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3401 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
3402 Remove invalid assert and wrong comment.
3404 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3407 * flags.h (final_insns_dump_p): New extern.
3408 * final.c (final_insns_dump_p): New variable.
3409 (rest_of_clean_state): Set it before -fdump-final-insns=
3410 dumping, clear afterwards.
3411 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
3412 MEM_ALIAS_SET on MEMs.
3414 2010-03-26 David S. Miller <davem@davemloft.net>
3416 * configure.ac: Fix sparc GOTDATA_OP bug check.
3417 * configure: Rebuild.
3419 2010-03-26 Alan Modra <amodra@gmail.com>
3421 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
3423 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3425 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
3426 TLS_SECTION_ASM_FLAG.
3428 2010-03-25 Jakub Jelinek <jakub@redhat.com>
3431 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
3432 Clear first_function_block_is_cold.
3435 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
3436 argument if the argument is truth_value_p.
3438 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3440 * config/rs6000/constraints.md: Update copyright year for my changes.
3443 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
3444 used in reg+reg addressing, swap registers.
3446 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3449 * target.h (struct gcc_target): Add code_end hook.
3450 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
3452 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
3453 * toplev.c (compile_file): Call targetm.asm_out.code_end
3454 hook before unwind info/debug info output.
3455 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
3456 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
3457 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3458 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
3459 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3460 * config/i386/i386.c (ix86_file_end): Renamed to...
3461 (ix86_code_end): ... this. Make static. Don't call
3462 file_end_indicate_exec_stack. Emit unwind info using
3463 final_start_function/final_end_function.
3464 (darwin_x86_file_end): Remove.
3465 (TARGET_ASM_CODE_END): Define.
3466 * config/i386/i386.h (TARGET_ASM_FILE_END,
3467 NEED_INDICATE_EXEC_STACK): Don't define.
3468 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
3469 (TARGET_ASM_FILE_END): Define to darwin_file_end.
3470 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
3471 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
3474 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
3475 at the beginning and final_end_function at the end.
3476 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3478 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3480 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
3481 and Sun as TLS syntax.
3482 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
3483 * configure: Regenerate.
3484 * config.in: Regenerate.
3485 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
3486 (default_elf_asm_named_section): Use it.
3487 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
3488 (i386_output_dwarf_dtprel): Likewise.
3489 (output_addr_const_extra): Likewise.
3490 (output_pic_addr_const): Lowercase @GOTTPOFF.
3491 (output_addr_const_extra): Likewise.
3492 (output_pic_addr_const): Lowercase @GOTNTPOFF.
3493 (output_addr_const_extra): Likewise.
3494 (output_pic_addr_const): Lowercase @INDNTPOFF.
3495 (output_addr_const_extra): Likewise.
3496 (output_pic_addr_const): Lowercase @NTPOFF.
3497 (output_addr_const_extra): Likewise.
3498 (output_pic_addr_const): Lowercase @TPOFF.
3499 (output_addr_const_extra): Likewise.
3500 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
3501 (*tls_global_dynamic_64): Likewise.
3502 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
3503 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
3505 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
3506 (ASM_OUTPUT_TLS_COMMON): Use it.
3507 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
3510 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
3511 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
3512 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
3513 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
3514 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3515 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
3517 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3519 * config/i386/i386.c (override_options): Don't accept
3520 -mtls-dialect=sun any longer.
3521 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
3522 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
3523 (*tls_local_dynamic_base_32_sun): Likewise.
3524 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3526 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3529 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3530 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
3533 * ira.c (adjust_cleared_regs): New function.
3534 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
3538 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
3540 * expr.c (expand_expr_real): Restore previous
3541 curr_insn_source_location and curr_insn_block after
3542 expand_expr_real_1 call.
3543 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
3544 instead of expand_expr_real_1.
3546 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
3548 PR rtl-optimization/43413
3549 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
3552 2010-03-22 James E. Wilson <wilson@codesourcery.com>
3555 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
3556 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
3558 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3560 * config/i386/i386.c (ix86_target_string): Add -mfma.
3561 Fix a typo in comment.
3563 2010-03-22 Mike Stump <mikestump@comcast.net>
3566 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3567 Don't overly align based upon packed packed fields.
3569 2010-03-22 Jason Merrill <jason@redhat.com>
3571 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3572 Use () rather than [], and move before the element type.
3574 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3576 * doc/configfiles.texi (Configuration Files): Removed
3577 fixinc/Makefile*, intl/Makefile.*.
3578 * doc/makefile.texi: Fixed markup. Abstract from version
3579 control system used.
3580 (Makefile): Removed obsolete gcc/java/parse.y example.
3581 * doc/sourcebuild.texi: Likewise.
3582 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3583 libgomp, libssp. Removed fastjar.
3584 (Miscellaneous Docs): Clarify location.
3585 Added COPYING3, COPYING3.LIB.
3586 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3588 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3591 * config/i386/i386.c (x86_function_profiler)
3592 [!NO_PROFILE_COUNTERS]: Fix typo.
3593 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3596 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3597 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3599 * doc/sourcebuild.texi (Test Directives): Split into six
3600 subsections, with most of the current text in new subsections
3601 Directives, Selectors, and Final Actions.
3602 (Directives): Split list of test directives into multiple
3604 (Selectors): Describe use and syntax of selectors.
3605 (Effective-Target Keywords): Describe all existing keywords.
3606 (Add Options): Describe features for dg-add-options.
3607 (Require Support): Describe variants of dg-require-support.
3608 (Final Actions): Describe commands to use in dg-final.
3610 2010-03-22 Michael Matz <matz@suse.de>
3613 * recog.c (validate_replace_rtx_group): Replace also in
3614 REG_EQUAL and REG_EQUIV notes.
3616 2010-03-22 Richard Guenther <rguenther@suse.de>
3618 PR tree-optimization/43390
3619 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3620 sure vector extracts are type correct.
3622 2010-03-22 Richard Guenther <rguenther@suse.de>
3625 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3626 x * sqrt (x) even when optimizing for size if the target
3627 has native support for sqrt.
3629 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3631 * varasm.c (make_decl_rtl_for_debug): Also clear
3632 flag_mudflap for the duration of make_decl_rtl call.
3635 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3636 locs from preserved VALUEs.
3638 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3641 * pa.md (movmemsi): Set align to one if zero.
3642 (movmemdi): Likewise.
3644 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3647 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3648 with their corresponding prologue pushes.
3650 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3653 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3654 at the begining or end.
3655 (spu_expand_epilogue): Likewise.
3657 2010-03-20 Richard Guenther <rguenther@suse.de>
3659 PR rtl-optimization/43438
3660 * combine.c (make_extraction): Properly zero-/sign-extend an
3661 extraction of the low part of a CONST_INT. Also handle
3664 2010-03-19 Mike Stump <mikestump@comcast.net>
3666 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3667 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3668 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3670 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3673 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3676 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3678 PR rtl-optimization/42258
3679 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3680 use that may match DEF.
3683 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3684 the cost of loading the constant rather than assuming
3686 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3687 outer code is AND, do the same tests as the andsi3 expander and
3688 return COSTS_N_INSNS (1) if and is cheap.
3690 * optabs.c (avoid_expensive_constant): Fix formatting.
3692 2010-03-19 Michael Matz <matz@suse.de>
3695 * attribs.c (decl_attributes): When rebuilding a function pointer
3696 type use the same qualifiers as the original pointer type.
3698 2010-03-19 Martin Jambor <mjambor@suse.cz>
3700 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3701 and is_gimple_ip_invariant_address.
3703 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3706 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3708 * config/arm/arm.c (arm_override_options): Turn off
3709 flag_dwarf2_cfi_asm for AAPCS variants.
3711 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3714 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3715 Use PRE_MODIFY instead of PRE_DEC.
3716 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3717 (vfp_emit_fstmd): Likewise.
3719 2010-03-19 Michael Matz <matz@suse.de>
3722 * builtins.c (expand_builtin_interclass_mathfn,
3723 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3726 2010-03-19 Richard Guenther <rguenther@suse.de>
3728 PR tree-optimization/43415
3729 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3730 (phi_translate_1): ... this.
3731 (phi_translate): Move all caching here. Cache all NARY
3732 and REFERENCE translations.
3734 2010-03-19 David S. Miller <davem@davemloft.net>
3736 With help from Eric Botcazou.
3737 * config/sparc/sparc.c: Include dwarf2out.h.
3738 (emit_pic_helper): Delete.
3739 (pic_helper_symbol_name): Delete.
3740 (pic_helper_emitted_p): Delete.
3741 (pic_helper_needed): New.
3742 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3743 (get_pc_thunk_name): New.
3744 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3745 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3746 Set pic_helper_needed to true. Don't call emit_pic_helper.
3747 (sparc_expand_prologue): Update load_pic_register call.
3748 (sparc_output_mi_thunk): Likewise.
3749 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3750 thunk if possible. Output CFI information as needed.
3752 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3753 Jack Howarth <howarth@bromo.med.uc.edu>
3756 * config/i386/i386.h: Fix ABI on darwin x86-32.
3758 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3760 * tree.h: Declare make_decl_rtl_for_debug.
3761 * varasm.c (make_decl_rtl_for_debug): New.
3762 * dwarf2out.c (rtl_for_decl_location): Call it.
3763 * cfgexpand.c (expand_debug_expr): Call it.
3765 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3768 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3772 * var-tracking.c (vt_init_cfa_base): Do nothing if
3773 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3775 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3778 * var-tracking.c (canonicalize_vars_star): New.
3779 (dataflow_post_merge_adjust): Use it.
3781 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3784 * var-tracking.c (non_suitable_const): New function.
3785 (add_uses): For DEBUG_INSNs with constants, don't record any
3786 value, instead just the constant value itself.
3787 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3788 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3789 (emit_notes_in_bb): Likewise.
3790 (emit_note_insn_var_location): For onepart variables if
3791 cur_loc is a VOIDmode constant, use DECL_MODE.
3793 2010-03-18 Martin Jambor <mjambor@suse.cz>
3796 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3797 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3798 all non-clones. Moved call redirection...
3799 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3800 (cgraph_materialize_all_clones): Dispose of all
3801 combined_args_to_skip bitmaps.
3802 (verify_cgraph_node): Do not check for edges pointing to wrong
3803 nodes in inline clones.
3804 * tree-inline.c (copy_bb): Call
3805 cgraph_redirect_edge_call_stmt_to_callee.
3806 * ipa.c (cgraph_remove_unreachable_nodes): Call
3807 cgraph_node_remove_callees even when there are used clones.
3809 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3811 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3813 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3816 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3819 2010-03-18 Michael Matz <matz@suse.de>
3822 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3823 into sqrt(x) if we need to preserve signed zeros.
3825 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3826 Eric Botcazou <ebotcazou@adacore.com>
3828 PR rtl-optimization/43360
3829 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3830 note if we don't know its invariant status.
3832 2010-03-18 Michael Matz <matz@suse.de>
3834 PR tree-optimization/43402
3835 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3836 PHI chains of ssa names registered for update.
3838 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3841 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3842 non-offsettable and pre_modify update addressing.
3843 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3844 and "2" alternatives "#".
3845 (*movdd_softfloat32): Make all alternatives "#";
3846 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3847 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3848 (*movdf_softfloat32): Make all alternatives "#";
3849 (movdi): Use the new DIFD mode iterator to create a common splitter
3850 for movdi, movdf and movdd patterns.
3852 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3854 * common.opt (dumpdir): Remove redundant tab.
3856 2010-03-17 Martin Jambor <mjambor@suse.cz>
3858 PR tree-optimization/43347
3859 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3860 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3862 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3864 PR rtl-optimization/42216
3865 * regrename.c (create_new_chain): New function, broken out from...
3866 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3867 appending a use to an empty chain.
3868 (build_def_use): Remove previous changes that convert OP_INOUT to
3869 OP_OUT operands; instead detect the case where an OP_INOUT operand
3870 uses a previously untracked register and create an empty chain for it.
3872 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3874 * doc/extend.texi (Function Attributes): Rewrite unfinished
3875 sentence in ms_abi documentation.
3877 2010-03-17 Alan Modra <amodra@gmail.com>
3879 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3880 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3881 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3882 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3884 2010-03-16 Richard Henderson <rth@redhat.com>
3887 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3888 (lower_try_finally): Save and restore eh_seq around the expansion
3891 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3893 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3894 statements before splitting block.
3896 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3898 * doc/sourcebuild.texi (Testsuites): Fix markup.
3899 Use pathnames relative to gcc/testsuite.
3900 (Test Directives): Move description of how timeout is determined.
3901 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3902 (C Tests): Correct gcc.misc-tests directory.
3903 Framework tests now live in gcc.test-framework.
3905 2010-03-16 Richard Guenther <rguenther@suse.de>
3908 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3909 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3911 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3912 Alexandre Oliva <aoliva@redhat.com>
3914 PR tree-optimization/42917
3915 * lambda-code.c (remove_iv): Skip debug statements.
3916 (lambda_loopnest_to_gcc_loopnest): Likewise.
3917 (not_interesting_stmt): Debug statements are not interesting.
3919 2010-03-16 Jakub Jelinek <jakub@redhat.com>
3923 * cselib.c (cselib_preserve_constants,
3924 cfa_base_preserved_val): New static variables.
3925 (preserve_only_constants): New function.
3926 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3927 clear its REG_VALUES. If cselib_preserve_constants, don't
3928 empty the whole hash table, but preserve there VALUEs with constants,
3929 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3930 (cselib_preserve_cfa_base_value): New function.
3931 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3932 (cselib_init): Change argument to int bitfield. Set
3933 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3935 (cselib_finish): Clear cselib_preserve_constants and
3936 cfa_base_preserved_val.
3937 * cselib.h (enum cselib_record_what): New enum.
3938 (cselib_init): Change argument to int.
3939 (cselib_preserve_cfa_base_value): New prototype.
3940 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3941 * dse.c (dse_step1): Likewise.
3942 * cfgcleanup.c (thread_jump): Likewise.
3943 * sched-deps.c (sched_analyze): Likewise.
3944 * gcse.c (local_cprop_pass): Likewise.
3945 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3946 If FN is non-NULL, call the callback always and whenever it returns
3947 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
3948 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3949 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3950 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3951 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3952 * var-tracking.c: Include recog.h.
3953 (bb_stack_adjust_offset): Remove.
3954 (vt_stack_adjustments): Don't call it, instead just gather the
3955 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3956 (adjust_stack_reference): Remove.
3957 (compute_cfa_pointer): New function.
3958 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3959 (struct adjust_mem_data): New type.
3960 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3962 (get_address_mode): New function.
3963 (replace_expr_with_values): Use it.
3964 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3965 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
3966 (adjust_sets): Remove.
3967 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3968 Use get_address_mode.
3969 (get_adjusted_src): Remove.
3970 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
3971 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
3972 (add_with_sets): Don't call adjust_sets.
3973 (fp_setter, vt_init_cfa_base): New functions.
3974 (vt_initialize): Change return type to bool. Move most of pool etc.
3975 initialization to the beginning of the function from end. Pass
3976 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3977 If !frame_pointer_needed, call vt_stack_adjustment before mos
3978 vector is filled, call vt_init_cfa_base if argp/framep has been
3979 eliminated to sp. If frame_pointer_needed and argp/framep has
3980 been eliminated to hard frame pointer, set
3981 hard_frame_pointer_adjustment and call vt_init_cfa_base after
3982 encountering fp setter in the prologue. For MO_ADJUST, call
3983 log_op_type before pusing the op into mos vector, not afterwards.
3984 Call adjust_insn before cselib_process_insn/add_with_sets,
3985 call cancel_changes (0) afterwards.
3986 (variable_tracking_main_1): Adjust for vt_initialize calling
3987 vt_stack_adjustments and returning whether it succeeded or not.
3989 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
3991 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3994 2010-03-15 Jakub Jelinek <jakub@redhat.com>
3996 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3998 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3999 drap_reg has not been set.
4001 2010-03-15 Michael Matz <matz@suse.de>
4004 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
4005 use it to expand block copies.
4006 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
4007 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
4008 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
4010 2010-03-15 Richard Guenther <rguenther@suse.de>
4012 PR tree-optimization/43367
4013 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
4016 2010-03-15 Richard Guenther <rguenther@suse.de>
4018 PR tree-optimization/43317
4019 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
4021 2010-03-15 Martin Jambor <mjambor@suse.cz>
4023 PR tree-optimization/43141
4024 * tree-sra.c (create_abstract_origin): New function.
4025 (modify_function): Call create_abstract_origin.
4027 2010-03-15 Chris Demetriou <cgd@google.com>
4029 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
4032 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4035 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
4036 call insert_out_of_ssa_copy for default definitions.
4038 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4040 * graphite-clast-to-gimple.c (my_long_long): Defined.
4041 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
4042 * graphite-sese-to-poly.c (my_long_long): Defined.
4043 (scop_ivs_can_be_represented): Use it.
4045 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4047 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
4048 graphite-max-bbs-per-function, and loop-block-tile-size.
4049 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
4051 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
4053 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4055 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
4056 forward declaration.
4057 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
4058 (add_upper_bounds_from_estimated_nit): New.
4059 (build_loop_iteration_domains): Use it.
4061 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4063 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
4065 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4068 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
4069 should be an INTEGER_CST. Also handle CASE_CONVERT.
4071 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4073 * graphite.c (graphite_initialize): To bound the number of bbs per
4074 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
4075 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
4076 * doc/invoke.texi: Document it.
4078 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4080 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
4081 * graphite-sese-to-poly.h (build_poly_scop): Same.
4083 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4085 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
4086 the number of parameters in the scop. Use as an upper bound
4087 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
4088 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
4089 * doc/invoke.texi: Document it.
4091 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
4093 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
4094 * doc/c-tree.texi: Remove.
4095 * doc/generic.texi: Merge c-tree.texi here.
4096 * doc/gccint.texi (Trees): Remove menu entry.
4097 (c-tree.texi): Remove @include.
4098 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
4099 * doc/languages.texi (Reading RTL): Ditto.
4101 2010-03-12 Steve Ellcey <sje@cup.hp.com>
4104 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
4106 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4109 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
4110 code added to work around reload clobbering CONST insns.
4112 2010-03-12 Jakub Jelinek <jakub@redhat.com>
4114 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
4115 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
4116 (cselib_preserve_only_values): Remove retain argument, don't
4117 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
4118 * cselib.h (cselib_preserve_only_values): Remove retain argument.
4119 * var-tracking.c (micro_operation): Move insn field before union.
4120 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
4121 (struct variable_tracking_info_def): Remove n_mos field, change
4122 mos into a vector of micro_operations.
4123 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
4124 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
4125 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
4126 changing into a vector.
4127 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
4128 come before all other uops generated by add_stores.
4129 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
4131 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
4132 a vector. Run just one pass over the bbs instead of separate counting
4133 and computation phase.
4134 (vt_finalize): Free VTI (bb)->mos vector instead of array.
4137 * tree-inline.c (remap_decls): Put old_var rather than origin_var
4138 into *nonlocalized_list vector.
4139 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
4140 even if origin is non-NULL.
4141 (gen_variable_die): Likewise.
4142 (process_scope_var): Don't change origin.
4143 (gen_decl_die): Likewise.
4144 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
4145 before adding new edges instead of after it, fix moving over
4148 2010-03-11 David S. Miller <davem@davemloft.net>
4150 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
4152 * configure: Rebuild.
4154 2010-03-11 Martin Jambor <mjambor@suse.cz>
4156 PR tree-optimization/43257
4157 * tree.c (assign_assembler_name_if_neeeded): New function.
4158 (free_lang_data_in_cgraph): Assembler name assignment moved to the
4160 * tree.h (assign_assembler_name_if_neeeded): Declare.
4161 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
4162 the function if needed.
4164 2010-03-11 Chris Demetriou <cgd@google.com>
4166 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
4167 include/stdint-gcc.h, and include/stdint.h world-readable.
4169 2010-03-11 Richard Guenther <rguenther@suse.de>
4171 PR tree-optimization/43255
4172 * tree-vrp.c (process_assert_insertions_for): Do not insert
4173 asserts for trivial conditions.
4175 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4177 PR tree-optimization/43280
4178 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
4179 generation. Move calculation of size out of the if branch.
4180 (find_bswap): Modify compare number generation.
4182 2010-03-11 Richard Guenther <rguenther@suse.de>
4185 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
4186 (input_gimple_stmt): Fixup handled component types during
4187 operand read. Also fix up decls in ADDR_EXPRs.
4189 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
4191 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
4192 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
4194 2010-03-10 Jan Hubicka <jh@suse.cz>
4197 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
4198 * varasm.c (get_variable_section): Don't do that here...
4199 (make_decl_rtl): ... and here.
4200 (do_assemble_alias): Produce decl RTL.
4201 (assemble_alias): Likewise.
4203 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4206 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
4207 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
4209 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
4210 (based_loc_descr): Only express drap or vdrap regno based expressions
4211 using DW_OP_fbreg when not optimizing.
4212 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
4213 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
4214 REG_CFA_SET_VDRAP note.
4216 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
4218 PR tree-optimization/43236
4219 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
4220 error in calculation of base address in reverse iteration case.
4221 (generate_builtin): Take number of latch executions if the statement
4224 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
4227 * tree-eh.c: Include pointer-set.h.
4228 (lower_eh_dispatch): Filter out duplicate case labels and
4229 remove the unneeded edge when the label is unused. Return
4230 true when some edges are removed.
4231 (execute_lower_eh_dispatch): When any lowering resulted in
4232 removing an edge, also delete unreachable blocks.
4234 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4237 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
4238 UNSPEC_MACHOPIC_OFFSET.
4240 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
4243 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4244 (m68k_delegitimize_address): New function.
4246 2010-03-09 Jakub Jelinek <jakub@redhat.com>
4249 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
4252 * var-tracking.c (adjust_sets): New function.
4253 (count_with_sets, add_with_sets): Use it.
4254 (get_adjusted_src): New inline function.
4255 (add_stores): Use it.
4258 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
4259 call cselib_dummy_expand_value_rtx_cb instead of
4260 cselib_expand_value_rtx_cb.
4263 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
4264 * config/i386/i386.c: Include debug.h and dwarf2out.h.
4265 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
4266 and .cfi_endproc around the pic thunks.
4267 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
4268 all queued unwind info register saves are saved before the call.
4269 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
4270 considered as sp-=4 for unwind info and the pop as sp+=4 which
4271 also clobbers dest, but doesn't actually restore it.
4274 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
4275 RTX_FRAME_RELATED_P.
4277 2010-03-09 Jie Zhang <jie@codesourcery.com>
4279 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
4280 whitespaces in output template.
4282 2010-03-09 Jie Zhang <jie@codesourcery.com>
4284 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
4287 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4289 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
4290 builtins.exp in a separate job.
4292 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4294 * graphite-sese-to-poly.c (add_param_constraints): Use
4295 lower_bound_in_type and upper_bound_in_type.
4297 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4299 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
4300 instead of unsigned_type_node.
4302 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4303 Reza Yazdani <reza.yazdani@amd.com>
4306 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
4307 on pointer type parameters.
4309 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4313 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
4314 handle conversions from pointer to integers.
4315 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
4316 induction variable, to be able to work with code generated by CLooG.
4317 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
4318 (build_poly_scop): Bail out if we cannot codegen a loop.
4320 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4322 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
4323 code generation with gloog_error.
4325 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4327 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
4328 Call fold_convert on all the returned values.
4329 (expand_scalar_variables_expr): Pass to
4330 expand_scalar_variables_ssa_name the type of the resulting expression.
4332 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4334 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
4335 ppl_min_for_le_pointset.
4336 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
4337 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
4339 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4341 * graphite-dependences.c (map_into_dep_poly): Removed.
4342 (dependence_polyhedron_1): Use combine_context_id_scat.
4344 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4346 * graphite-poly.h (struct poly_scattering): Add layout documentation.
4347 (struct poly_bb): Same.
4348 (combine_context_id_scat): New.
4350 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4353 * sese.c (name_defined_in_loop_p): Return false for default
4356 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4358 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
4359 and clean up the logic.
4361 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4363 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
4366 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4368 * var-tracking.c (remove_cselib_value_chains): Define only for
4370 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
4371 delete_slot_part, emit_notes_for_differences_1): Don't call
4372 remove_cselib_value_chains here.
4373 (set_slot_part, emit_notes_for_differences_2): Don't call
4374 add_cselib_value_chains here.
4375 (preserved_values): New vector.
4376 (preserve_value): New function.
4377 (add_uses, add_stores, vt_add_function_parameters): Use it
4378 instead of cselib_preserve_value.
4379 (changed_values_stack): New vector.
4380 (check_changed_vars_0): New function.
4381 (check_changed_vars_1, check_changed_vars_2): Use it.
4382 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
4383 changed_values_stack VALUEs.
4384 (vt_emit_notes): For all preserved_values call
4385 add_cselib_value_chains. If ENABLE_CHECKING call
4386 remove_cselib_value_chains before verifying value_chains is empty.
4387 Initialize and free changed_values_stack.
4388 (vt_initialize): Initialize preserved_values.
4389 (vt_finalize): Free preserved_values.
4391 2010-03-08 Richard Guenther <rguenther@suse.de>
4393 PR tree-optimization/43269
4394 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
4397 2010-03-08 Martin Jambor <mjambor@suse.cz>
4399 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
4400 (ipa_is_param_called): Removed.
4401 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
4402 (ipa_print_node_params): Do not print the called flag.
4403 (ipa_write_node_info): Do not stream the called flag.
4404 (ipa_read_node_info): Likewise.
4406 2010-03-07 Jakub Jelinek <jakub@redhat.com>
4409 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
4410 * cselib.c (struct expand_value_data): Add dummy field.
4411 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
4413 (cselib_dummy_expand_value_rtx_cb): New function.
4414 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
4416 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
4417 * var-tracking.c: Include pointer-set.h.
4418 (variable): Change n_var_parts to char from int. Add
4419 cur_loc_changed and in_changed_variables fields.
4420 (variable_canonicalize): Remove.
4421 (shared_var_p): New inline function.
4422 (unshare_variable): Maintain cur_loc_changed and
4423 in_changed_variables fields. If var was in changed_variables,
4424 replace it there with new_var. Just copy cur_loc instead of
4425 resetting it to something else.
4426 (variable_union): Don't recompute cur_loc. Use shared_var_p.
4427 (dataflow_set_union): Don't call variable_canonicalize.
4428 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
4429 of their DEBUG_EXPR_TREE_DECLs.
4430 (canonicalize_loc_order_check): Verify that cur_loc is NULL
4431 and in_changed_variables and cur_loc_changed is false.
4432 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
4433 and cur_loc_changed. Don't update cur_loc here.
4434 (variable_merge_over_src): Don't call variable_canonicalize.
4435 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
4436 removing loc that is equal to cur_loc, clear cur_loc,
4437 set cur_loc_changed and ensure variable_was_changed is called.
4438 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
4439 compare pointers in cur_loc check, if it is equal to loc,
4440 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
4441 (variable_different_p): Remove compare_current_location argument,
4442 don't compare cur_loc.
4443 (dataflow_set_different_1): Adjust variable_different_p caller.
4444 (variable_was_changed): If dv had some var in changed_variables
4445 already, reset in_changed_variables flag for it and propagate
4446 cur_loc_changed over to the new variable. On empty var
4447 always set cur_loc_changed. Set in_changed_variables on whatever
4448 var is added to changed_variables.
4449 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
4450 Use shared_var_p. When removing loc that is equal to cur_loc,
4451 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
4452 end, don't set it to something else, just call variable_was_changed.
4453 (delete_slot_part): Use shared_var_p. When cur_loc equals to
4454 loc being removed, clear cur_loc and set cur_loc_changed.
4455 Set cur_loc_changed if all locations have been removed.
4456 (struct expand_loc_callback_data): New type.
4457 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
4458 allocated. Always create SUBREGs if simplify_subreg failed.
4459 Prefer to use cur_loc, when that fails and still in
4460 changed_variables (and seen first time) recompute it. Set
4461 cur_loc_changed of variables which had to change cur_loc and
4462 compute elcd->cur_loc_changed if any of the subexpressions used
4463 had to change cur_loc.
4464 (vt_expand_loc): Adjust to pass arguments in
4465 expand_loc_callback_data structure.
4466 (vt_expand_loc_dummy): New function.
4467 (emitted_notes): New variable.
4468 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
4469 that weren't used for any other decl in current
4470 emit_notes_for_changes call call vt_expand_loc_dummy to update
4471 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
4472 first loc_chain location if NULL before. Always use just
4473 cur_loc instead of first loc_chain location. When cur_loc_changed
4474 is false, when not --enable-checking=rtl just don't emit any note.
4475 When rtl checking, compute the note and assert it is the same
4476 as previous note. Clear cur_loc_changed and in_changed_variables
4477 at the end before removing from changed_variables.
4478 (check_changed_vars_3): New function.
4479 (emit_notes_for_changes): Traverse changed_vars to call
4480 check_changed_vars_3 on each changed var.
4481 (emit_notes_for_differences_1): Clear cur_loc_changed and
4482 in_changed_variables. Recompute cur_loc of new_var.
4483 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
4484 (vt_emit_notes): Initialize and destroy emitted_notes.
4486 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
4488 PR rtl-optimization/42220
4489 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
4490 Use verify_reg_tracked to determine if we should use OP_OUT rather
4492 (build_def_use): If we see an in-out operand for a register that we
4493 know nothing about, treat is an output if possible, fail the block if
4496 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4499 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
4502 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4505 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
4506 uses of relevant DEFs that are dead outside the loop too.
4508 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4510 * var-tracking.c (dataflow_set_merge): Swap src and src2.
4512 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4514 * var-tracking.c (values_to_unmark): New variable.
4515 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4516 values_to_unmark vector. Moved body to...
4517 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4518 instead queue it into values_to_unmark vector.
4519 (vt_find_locations): Free values_to_unmark vector.
4521 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
4523 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
4524 (site.exp): Export them when plugins are enabled.
4526 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
4529 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
4531 (chrec_fold_multiply): Same.
4533 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4536 * c-decl.c (build_compound_literal): Return early if init is
4539 2010-03-04 Martin Jambor <mjambor@suse.cz>
4541 PR tree-optimization/43164
4542 PR tree-optimization/43191
4543 * tree-sra.c (type_consists_of_records_p): Reject records with
4544 zero-size bit-fields at the end.
4546 2010-03-04 Mike Stump <mikestump@comcast.net>
4548 * Makefile.in (TAGS): Remove *.y.
4550 2010-03-04 Richard Guenther <rguenther@suse.de>
4552 PR tree-optimization/40761
4553 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
4555 (my_rev_post_order_compute): New function.
4556 (init_pre): Call it.
4558 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
4561 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
4562 decrease the cost of an IV candidate when the cost is infinite.
4564 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4566 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
4567 Use '3DNow!' for the extension of that name, ensure normal space
4569 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4571 2010-03-03 Jeff Law <law@redhat.com>
4573 * PR middle-end/32693
4574 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
4575 than gen_rtx_SUBREG.
4576 (extract_bit_field_1): Likewise.
4578 2010-03-03 Janis Johnson <janis187@us.ibm.com>
4580 * doc/sourcebuild.texi (Test directives): Document that arguments
4581 include-opts and exclude-opts are now optional for dg-skip-if,
4582 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
4584 2010-03-03 Jason Merrill <jason@redhat.com>
4587 * cgraph.h (varpool_node): Add extra_name field.
4588 * varpool.c (varpool_extra_name_alias): New.
4589 (varpool_assemble_decl): Emit extra name aliases.
4590 (varpool_mark_needed_node): Look past an extra name alias.
4591 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
4592 * lto-streamer-in.c (lto_input_tree): Read it.
4593 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4595 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4597 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4598 (sparc*-*-solaris2*): ...this.
4600 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4603 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4604 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4605 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4606 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4609 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4610 fallthrough to default handling, just with want_address 0 instead of 2.
4611 For single element lists, add_AT_loc directly, otherwise create an
4612 artificial variable DIE and stick location list to it.
4615 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
4616 (VAL_EXPR_HAS_REVERSE): Define.
4617 (reverse_op): New function.
4618 (add_stores): For reversible operations add an extra MO_VAL_USE.
4620 2010-03-02 Jason Merrill <jason@redhat.com>
4622 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
4624 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
4626 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4627 (sparc64-*-linux*): Likewise.
4628 (sparc64-*-solaris2*): Include assembler files before linker ones.
4629 (sparc-*-solaris2*): Simplify and reorder to match previous case.
4630 * config/sparc/gas.h: Delete.
4631 * config/sparc/sol2-64.h: Add copyright notice.
4632 * config/sparc/sol2-gas-bi.h: Likewise.
4633 * config/sparc/sol2-gld.h: Likewise.
4634 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
4635 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
4636 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
4637 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
4638 (sparc_elf_asm_named_section): Rename into...
4639 (sparc_solaris_elf_asm_named_section): ...this. Always define.
4641 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
4643 * config/alpha/alpha.c (override_options): Fix -mtune error message.
4645 2010-03-02 Jeff Law <law@redhat.com>
4648 * reload1.c (rtx_p, substitute_stack): Declare.
4649 (substitute): Record addresses of changed rtxs.
4650 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
4651 Restore the original rtx when complete.
4652 (reload): Free subsitute_stack when complete.
4654 2010-03-02 Janis Johnson <janis187@us.ibm.com>
4656 * doc/gccint.texi (menu): Add Testsuites as a chapter.
4657 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4659 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4660 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4661 Torture Tests): Change from subsection to section.
4663 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4664 Steven Bosscher <steven@gcc.gnu.org>
4666 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4669 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4672 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4673 the assignment from the new induction variable to the assignment
4674 of the value from the original loop PHI function.
4676 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4677 Daniel Jacobowitz <dan@codesourcery.com>
4679 * doc/sourcebuild.texi (Test directives): Clarify options to
4682 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4684 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4685 Disable cfi directives unless GCC and gas agree on using read-only
4686 .eh_frame sections for 64-bit.
4687 * configure: Regenerate.
4689 2010-03-01 Richard Guenther <rguenther@suse.de>
4691 PR tree-optimization/43220
4692 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4693 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4695 2010-03-01 Richard Guenther <rguenther@suse.de>
4696 Martin Jambor <mjambor@suse.cz>
4699 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4700 gimplified parameters.
4702 2010-03-01 Christian Bruel <christian.bruel@st.com>
4704 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4706 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4708 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4710 2010-03-01 Richard Guenther <rguenther@suse.de>
4713 * expr.c (expand_assignment): Use the alias-oracle to tell
4714 if the rhs aliases the result decl.
4716 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4719 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4720 to sol_gt_pch_get_address.
4721 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4722 64-bit, SPARC and x86.
4723 (sol_gt_pch_get_address): New function.
4725 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4727 * toplev.h (inform_n, error_n): Declare.
4728 * diagnostic.c (inform_n, error_n): New function.
4730 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4732 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4733 has no rtl yet when processing local_decls, queue it and recheck
4734 if deferred stack allocation hasn't assigned it rtl.
4736 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4738 * config/sh/sh.c (unspec_bbr_uid): New.
4739 (gen_block_redirect): Use it instead of INSN_UID.
4740 (gen_far_branch): Likewise.
4742 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4744 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4745 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4747 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4749 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4750 (Warning Options): -Wno-conversion-null is valid for
4751 Objective-C++ as well.
4752 * doc/tm.texi (Named Address Spaces): Likewise.
4753 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4754 * doc/tree-ssa.texi (Tree SSA): Likewise.
4756 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4759 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4760 by default. Don't set the default arch for
4761 i[34567]86-*-darwin*|x86_64-*-darwin*.
4763 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4766 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4767 default. Set the default 32bit/64bit archs with $with_arch
4768 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4770 2010-02-27 Richard Guenther <rguenther@suse.de>
4772 PR tree-optimization/43186
4773 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4774 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4775 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4776 unroller iterations.
4778 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4780 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4781 required and i[34567]86-*-* targets don't support 64bit ISA.
4783 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4786 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4789 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4791 * config.gcc: Set the default arch at least to Prescott for
4792 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4793 if SSE math is enabled.
4795 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4797 * diagnostic.c (diagnostic_initialize): Update.
4798 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4800 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4801 (diagnostic_inhibit_notes): New.
4802 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4804 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4807 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4808 * doc/standards.texi: Likewise.
4809 * doc/extend.texi: Likewise.
4810 * doc/trouble.texi: Likewise.
4811 * doc/cppopts.texi: Likewise.
4812 * doc/install.texi: Likewise.
4813 * c.opt (std=c90,std=gnu90): New options.
4814 * c-opts.c (c_common_handle_option): Handle them.
4816 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4819 * c-decl.c (undeclared_variable): Use an informative note.
4821 2010-02-26 Richard Guenther <rguenther@suse.de>
4823 PR tree-optimization/43186
4824 * gimple.h (gimple_fold): Remove.
4825 * gimple.c (gimple_fold): Remove. Inline into single user ...
4826 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4827 Try harder for conditions.
4829 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4832 * function.c (used_types_insert): Don't skip through named pointer
4833 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4834 and it is different from the main variant's type.
4836 2010-02-26 Nick Clifton <nickc@redhat.com>
4838 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4840 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4842 * config.gcc: Support --with-fpmath=sse for x86.
4844 * config/i386/ssemath.h: New.
4846 * doc/install.texi (--with-fpmath=sse): Documented.
4848 2010-02-26 Richard Guenther <rguenther@suse.de>
4850 PR tree-optimization/43188
4851 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4852 vector types of over-aligned element type.
4854 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4857 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4858 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4860 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4862 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4864 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4866 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4867 * var-tracking.c: Include diagnostic.h.
4868 (debug_dv): New function.
4869 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4872 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4873 (add_value_chain, add_value_chains, remove_value_chain,
4874 remove_value_chains): Handle DEBUG_EXPRs.
4875 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4878 * regcprop.c (struct queued_debug_insn_change): New type.
4879 (struct value_data_entry): Add debug_insn_changes field.
4880 (struct value_data): Add n_debug_insn_changes field.
4881 (debug_insn_changes_pool): New variable.
4882 (free_debug_insn_changes, apply_debug_insn_changes,
4883 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4884 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4885 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4887 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4889 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4890 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4891 changes, call cprop_find_used_regs via note_stores.
4892 (copyprop_hardreg_forward): When copying vd from predecessor
4893 which has any queued DEBUG_INSN changes, make sure the pointers are
4894 cleared. At the end call df_analyze and then if there are any
4895 DEBUG_INSN changes queued at the end of some basic block for still
4896 live registers, apply them.
4897 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
4899 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
4901 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
4904 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
4906 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
4907 targets. Set the default with_cpu/with_arch from arch/cpu.
4908 Allow x86-64 and native for with_cpu/with_arch.
4910 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
4912 * ebitmap.c: Change calls to verify_popcount with calls to
4913 sbitmap_verify_popcount.
4914 (ebitmap_clear_bit): Fixed map->cacheindex test and
4915 map>cache update when bit clearing results in an empty
4918 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4921 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
4922 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
4923 and support both V2DF and V2DI modes.
4924 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
4925 support both V2DF and V2DI modes.
4926 (general): Delete trailing whitespace from a few patterns.
4928 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4929 V2DF/V2DI interleave high/low builtins.
4931 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
4934 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
4935 interleave high/low functions.
4937 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
4939 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
4940 #pragma extern_prefix.
4942 2010-02-25 Jakub Jelinek <jakub@redhat.com>
4945 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
4946 BLKmode, assert op0 is a MEM and just adjust its mode.
4949 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
4950 if bitpos isn't multiple of mode's bitsize.
4952 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4954 * c.opt (-ftemplate-depth=): New.
4955 (-ftemplate-depth-): Deprecate.
4956 * optc-gen.awk: Handle -ftemplate-depth=.
4957 * opth-gen.awk: Likewise.
4958 * c-opts.c (c_common_handle_option): Likewise.
4959 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
4961 2010-02-24 Jason Merrill <jason@redhat.com>
4963 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
4965 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4967 * cfg.c (alloc_aux_for_block): Remove inline.
4968 (alloc_aux_for_edge): Likewise.
4970 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4972 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
4974 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4976 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
4977 * config/i386/sol2-gas.h: New file.
4978 * config.gcc (i[34567]86-*-solaris2*): Use it.
4980 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4983 * c-typeck.c (ep_convert_and_check): New.
4984 (build_conditional_expr): Use it.
4985 (build_binary_op): Likewise.
4987 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4989 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
4992 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
4993 bounds even for -O+.
4994 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
4995 expr needs to have DECL_NAME set.
4997 2010-02-24 Nick Clifton <nickc@redhat.com>
4999 * config/mep/mep.c: Include gimple.h.
5000 (mep_function_uses_sp): Delete unused function.
5001 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
5002 parameters. Use unsigned integers to count args. Return a
5003 NULL_RTX instead of an error_mark_node. Toidy up formatting.
5005 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5008 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
5009 greater or equal to nelt instead of 2 * nelt.
5010 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
5013 2010-02-23 Jason Merrill <jason@redhat.com>
5016 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
5017 in cfun->local_decls even if they have register types.
5020 * stor-layout.c (place_field): Don't warn about unnecessary
5021 DECL_PACKED if the type is packed.
5023 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5026 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
5027 GOTOFF relocs, even when the base reg isn't pic pointer.
5029 2010-02-23 Michael Matz <matz@suse.de>
5032 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
5033 (expand_gimple_basic_block): Generate and use debug temps if there
5034 are debug uses left after the last real use of TERed ssa names.
5035 Unlink debug immediate uses when they are expanded.
5037 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
5040 * config/i386/i386.c (override_options): Reorganise to provide
5041 better error messages.
5043 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5046 * graphite-scop-detection.c (create_single_exit_edge): Move
5047 the call to find_single_exit_edge to....
5048 (create_sese_edges): ...here. Don't handle multiple edges
5049 exiting the function.
5050 (build_graphite_scops): Don't handle multiple edges
5051 exiting the function.
5053 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5056 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
5057 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
5059 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5062 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
5064 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
5067 * c-typeck.c (convert_arguments): Print declaration location.
5068 * c-common.c (validate_nargs): Rename as
5069 builtin_function_validate_nargs.
5070 (check_builtin_function_arguments): Update.
5072 2010-02-22 Richard Guenther <rguenther@suse.de>
5075 * tree-inline.c (declare_return_variable): Use the type of
5076 the call stmt lhs if available.
5078 2010-02-22 Duncan Sands <baldrick@free.fr>
5080 * passes.c (register_pass): Always consider all pass lists when
5081 ref_pass_instance_number is zero.
5083 2010-02-22 Richard Guenther <rguenther@suse.de>
5085 PR tree-optimization/42749
5086 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
5087 parameter. Do arithmetic in the original type.
5088 (update_accumulator_with_ops): Likewise.
5089 (adjust_accumulator_values): Adjust.
5091 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5093 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
5094 (QI to BLKmode splitter): New splitter.
5096 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
5098 * config/i386/i386.c (initial_ix86_tune_features): Turn on
5099 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
5101 2010-02-22 Richard Guenther <rguenther@suse.de>
5103 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
5105 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
5107 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
5108 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
5109 ($(T)crti.o, $(T)crtn.o): Remove rules.
5111 2010-02-21 Tobias Burnus <burnus@net-b.de>
5114 * doc/invoke.texi (-fassociative-math): Document that this
5115 option is automatically enabled for Fortran.
5117 2010-02-20 David S. Miller <davem@davemloft.net>
5119 * configure.ac: Test if linker and assembler properly support
5120 GOTDATA_OP relocations.
5121 * configure: Rebuild.
5122 * config.in: Likewise.
5123 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
5124 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
5125 (movsi_high_pic): Likewise.
5126 (movdi_lo_sum_pic): Likewise.
5127 (movdi_high_pic): Likewise.
5128 (movsi_pic_gotdata_op): New pattern.
5129 (movdi_pic_gotdata_op): Likewise.
5130 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
5131 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
5133 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
5136 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
5137 attribute to ssemul.
5138 (xop_mulv2div2di3_high): Ditto.
5140 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5143 * c.opt (Wconversion-null): New option.
5144 * doc/invoke.texi (Wconversion-null): Document.
5146 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5148 * common.opt (Wlarger-than-): Add Undocumented.
5150 2010-02-19 Mike Stump <mikestump@comcast.net>
5152 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
5154 2010-02-19 Jason Merrill <jason@redhat.com>
5157 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
5158 * configure: Likewise.
5160 2010-02-20 Alan Modra <amodra@gmail.com>
5163 * cgraph.h (cgraph_make_decl_local): Declare.
5164 * cgraph.c (cgraph_make_decl_local): New function.
5165 (cgraph_make_node_local): Use it.
5166 * cgraphunit.c (cgraph_function_versioning): Likewise.
5167 * ipa.c (function_and_variable_visibility): Likewise.
5169 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5172 * except.c (sjlj_emit_function_enter): Don't call
5173 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
5175 * rtl.h (add_reg_br_prob_note): Remove prototype.
5177 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5180 * c-common.c (conversion_warning): Remove widening conversions
5181 before checking the conversion of integers to reals.
5183 2010-02-19 Mike Stump <mikestump@comcast.net>
5186 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
5189 * cgraphunit.c (process_function_and_variable_attributes): Check
5190 DECL_PRESERVE_P instead of looking up attribute "used".
5191 * ipa-pure-const.c (check_decl): Likewise.
5192 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
5193 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
5194 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
5195 instead of attribute "used".
5196 * config/sol2-c.c (solaris_pragma_init): Likewise.
5197 (solaris_pragma_fini): Likewise.
5199 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5201 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
5202 Use XCNEW instead of xcalloc.
5203 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
5204 XNEW instead of xmalloc.
5205 (get_fields): Use XNEWVEC instead of xmalloc.
5208 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
5209 populate vars array.
5210 (create_new_general_access): For debug stmts just reset value.
5211 (get_stmt_accesses): For accesses within debug stmts just record them
5212 using add_access_to_acc_sites instead of preventing the peeling or
5213 counting them as accesses.
5216 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
5218 2010-02-19 Richard Guenther <rguenther@suse.de>
5220 PR tree-optimization/42916
5221 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
5224 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
5226 * configure.ac: Replace all uses of changequote in macro arguments
5227 with proper quoting.
5229 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5232 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
5234 2010-02-19 Richard Guenther <rguenther@suse.de>
5236 PR tree-optimization/42944
5237 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
5238 test for aliasing with errno.
5240 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5243 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
5244 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
5245 * dojump.c: Include output.h.
5246 (inv): New inline function.
5247 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
5248 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
5249 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
5250 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
5251 argument, pass it down to other calls.
5252 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
5253 add REG_BR_PROB note to the conditional jump.
5254 * cfgexpand.c (add_reg_br_prob_note): Removed.
5255 (expand_gimple_cond): Don't call it, add the probability
5256 as last argument to jumpif_1/jumpifnot_1.
5257 * Makefile.in (dojump.o): Depend on output.h.
5258 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
5260 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
5261 * stmt.c (do_jump_if_equal): Likewise.
5262 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
5263 * loop-unswitch.c (compare_and_jump_seq): Likewise.
5264 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
5266 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
5267 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
5268 jumpifnot_1 callers.
5269 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
5271 (store_expr): Adjust jumpifnot caller.
5272 (store_constructor): Adjust jumpif caller.
5275 * gimplify.c (gimple_boolify): For __builtin_expect call
5276 gimple_boolify also on its first argument.
5278 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
5280 * configure.ac (gnu-unique-object): Wrap regexps using [] in
5282 (__stack_chk_fail): Ditto. Remove quadrigraphs.
5283 * configure: Regenerated.
5285 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5287 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
5288 lang_hooks.types_compatible_p instead of comptypes.
5290 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
5292 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
5293 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
5294 if __prefer_thumb__ is defined.
5296 2010-02-18 Martin Jambor <mjambor@suse.cz>
5298 PR tree-optimization/43066
5299 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
5300 array with zero-sized element type.
5302 2010-02-18 Jakub Jelinek <jakub@redhat.com>
5304 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
5305 rtx, allocate struct var_loc_node here and return it to the
5306 caller, and only if it is actually needed.
5307 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
5308 move it earlier and return immediately if it returns NULL.
5310 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
5312 * config/sparc/gas.h: New file. Restore
5313 TARGET_ASM_NAMED_SECTION to its ELF default.
5314 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
5316 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5317 Likewise. Add ATTRIBUTE_UNUSED to prototype.
5318 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
5319 after sparc/sysv4.h.
5321 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
5323 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
5325 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
5327 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
5328 patterns from predicated pattern.
5330 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
5333 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
5334 for insn mnemonic suffix.
5336 2010-02-17 Richard Guenther <rguenther@suse.de>
5338 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
5341 2010-02-17 Jakub Jelinek <jakub@redhat.com>
5344 * caller-save.c (save_call_clobbered_regs): If BB ends with
5345 a DEBUG_INSN, move any notes in between last real insn and the last
5346 DEBUG_INSN after the last DEBUG_INSN.
5348 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
5350 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
5351 Fix return type. Fix argument type. Explain meaning of return value.
5353 2010-02-16 Richard Guenther <rguenther@suse.de>
5355 PR tree-optimization/41043
5356 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
5357 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
5359 (vrp_visit_phi_node): ... but only for loop PHI nodes.
5361 2010-02-16 Ira Rosen <irar@il.ibm.com>
5363 PR tree-optimization/43074
5364 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
5365 * tree-vect-loop.c (vect_analyze_loop_operations): Add
5366 vectorizable cycles in hybrid SLP check.
5367 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
5369 2010-02-16 Richard Guenther <rguenther@suse.de>
5371 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
5372 (true_dependence): If memrefs_conflict_p computes must-alias
5373 trust it. Move TBAA check after offset-based disambiguation.
5374 (canon_true_dependence): Likewise.
5376 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
5378 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
5379 * doc/invoke.texi: Document it.
5380 * var-tracking.c: Include toplev.h and params.h.
5381 (vt_find_locations): Return bool indicating success. Compute
5382 hash sizes unconditionally. Check new parameter, report.
5383 (variable_tracking_main_1): Check vt_find_locations results and
5384 retry. Renamed from...
5385 (variable_tracking_main): ... this. New wrapper to preserve
5386 flag_var_tracking_assignments.
5387 * Makefile.in (var-tracking.o): Adjust dependencies.
5389 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
5390 Jakub Jelinek <jakub@redhat.com>
5393 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
5394 if weak_import attribute is present.
5395 * config/darwin.c (machopic_select_section): Likewise.
5397 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
5399 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
5400 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
5401 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
5402 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
5404 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
5407 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5410 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
5411 Rewrite text to refer to the names.
5413 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
5415 * config/i386/i386-builtin-types.def
5416 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
5417 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
5418 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
5419 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
5420 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
5421 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
5422 IX86_BUILTIN_VPERMIL2PS256.
5423 (MULTI_ARG_4_DF2_DI_I): Defined.
5424 (MULTI_ARG_4_DF2_DI_I1): Defined.
5425 (MULTI_ARG_4_SF2_SI_I): Defined.
5426 (MULTI_ARG_4_SF2_SI_I1): Defined.
5427 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
5428 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
5429 __builtin_ia32_vpermil2ps256.
5430 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5431 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5432 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
5433 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5434 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5435 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
5436 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
5437 CODE_FOR_xop_vpermil2v8sf3.
5438 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
5439 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
5440 * config/i386/xopintrin.h (_mm_permute2_pd): New.
5441 (_mm256_permute2_pd): New.
5442 (_mm_permute2_ps): New.
5443 (_mm256_permute2_ps): New.
5445 2010-02-15 Nick Clifton <nickc@redhat.com>
5447 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
5448 boolean parameters. Use emit_jump_insn when emitting a pop
5449 instruction containing a return insn.
5450 (push): Use 'true' rather than '1' as second parameter to F.
5451 (h8300_expand_prologue): Likewise.
5452 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
5453 (h8300_expand_epilogue): Likewise.
5455 2010-02-15 Richard Guenther <rguenther@suse.de>
5458 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
5461 2010-02-15 Nick Clifton <nickc@redhat.com>
5463 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
5466 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
5468 * intl.c (fake_ngettext): New function.
5469 * intl.h (fake_ngettext): Declare.
5470 (ngettext): Define macro.
5471 * collect2.c (notice_translated): New function.
5472 (main): Use notice_translated and ngettext.
5473 * collect2.h (notice_translated): Declare.
5475 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
5477 * reorg.c (delete_computation): Comment fixes.
5478 * caller-save.c (setup_save_areas): Idem.
5479 * sel-sched-dump.c (dump_lv_set): Idem.
5482 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5484 * config/s390/s390.c (s390_sched_init): New function.
5485 (TARGET_SCHED_INIT): Target hook defined.
5487 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
5488 Jack Howarth <howarth@bromo.med.uc.edu>
5489 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5492 Partial revert of unintended change in fix for PR41605.
5493 * config/darwin.h: Fix typo.
5494 * config/darwin9.h: Same.
5496 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5498 * c-pch.c (pch_init): Clear v.
5500 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5503 * graphite-scop-detection.c (graphite_can_represent_scev): Call
5504 graphite_can_represent_init for MULT_EXPR.
5506 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5510 * graphite-sese-to-poly.c (remove_phi): New.
5511 (translate_scalar_reduction_to_array): Call remove_phi.
5513 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5516 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
5517 * graphite-clast-to-gimple.h (gloog): Update declaration.
5518 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
5519 * graphite-poly.h (struct poly_bb): Add missing comments.
5520 (struct scop): Add poly_scop_p field.
5522 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
5523 * graphite.c (graphite_transform_loops): Build the polyhedral
5524 representation for each scop before code generation.
5525 * sese.c (rename_variables_in_operand): Removed.
5526 (rename_variables_in_expr): Return the renamed expression.
5527 (rename_sese_parameters): New.
5528 * sese.h (rename_sese_parameters): Declared.
5530 2010-02-11 Richard Guenther <rguenther@suse.de>
5532 PR tree-optimization/42998
5533 * tree-ssa-pre.c (create_expression_by_pieces): Treat
5534 POINTER_PLUS_EXPR properly.
5536 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5537 Changpeng Fang <changpeng.fang@amd.com>
5540 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
5541 the cost of an IV candidate when the IV is used in a test against zero.
5543 * gcc.dg/tree-ssa/ivopts-3.c: New.
5545 2010-02-11 Richard Guenther <rguenther@suse.de>
5548 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
5549 pointer-vs-decl case by swapping refs. Handle some cases
5550 of pointer-vs-decl disambiguations more conservatively.
5551 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
5552 to false after expanding.
5554 2010-02-11 Richard Guenther <rguenther@suse.de>
5557 * gcc.c (process_command): Handle LTO file@offset case more
5560 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5562 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
5563 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
5565 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
5567 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
5568 if MEM's mode size isn't DWARF2_ADDR_SIZE.
5569 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
5570 Optimize eq/ne comparisons when both arguments are known to be
5572 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
5573 Don't mask operands unnecessarily if they are known to be already
5576 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
5578 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
5581 2010-02-10 Richard Guenther <rguenther@suse.de>
5583 PR tree-optimization/43017
5584 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
5585 for wrapping signed arithmetic.
5587 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5590 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
5591 if no debug info should be emitted for it.
5593 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5595 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5596 note when flag_exceptions is set.
5598 2010-02-10 Duncan Sands <baldrick@free.fr>
5600 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5602 2010-02-10 Richard Guenther <rguenther@suse.de>
5605 * tree.c (get_unwidened): Handle constants.
5606 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5608 2010-02-10 Martin Jambor <mjambor@suse.cz>
5611 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
5612 check for variable argument counts independently.
5614 2010-02-10 Christian Bruel <christian.bruel@st.com>
5617 * config/sh/sh.c (find_barrier): Increase length for non delayed
5618 conditional branches.
5620 2010-02-10 Christian Bruel <christian.bruel@st.com>
5622 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
5624 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5626 * builtins.c (set_builtin_user_assembler_name): Also handle
5627 ffs if int is smaller than word.
5629 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
5632 * ira-conflicts.c (get_dup): Remove.
5633 (process_reg_shuffles): Add new parameter. Use it as an
5634 additional guard for copy generation.
5635 (add_insn_allocno_copies): Rewrite.
5637 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
5639 * common.opt (fsched2-use-traces): Preserved for backward
5641 * doc/invoke.texi: Remove the documentation about option
5642 -fsched2-use-traces.
5643 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
5644 flag_sched2_use_traces.
5645 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
5646 the backward compatibility flag section.
5648 2010-02-09 Richard Guenther <rguenther@suse.de>
5650 PR tree-optimization/43008
5651 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
5652 make HEAP variables initialized from global memory if they
5653 are not known builtin functions.
5654 (find_func_aliases): Adjust.
5656 2010-02-09 Richard Guenther <rguenther@suse.de>
5658 PR tree-optimization/43000
5659 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5660 arithmetic manually.
5662 2010-02-08 Jakub Jelinek <jakub@redhat.com>
5664 PR tree-optimization/42931
5665 * tree-loop-linear.c (try_interchange_loops): Don't call
5666 double_int_mul if estimated_loop_iterations failed.
5668 2010-02-08 Martin Jambor <mjambor@suse.cz>
5671 * tree-sra.c (build_accesses_from_assign): Do not mark in
5672 should_scalarize_away_bitmap if stmt has volatile ops.
5673 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5676 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5678 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5680 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5682 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5685 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5688 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5690 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5693 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5694 to unknown_dependence.
5695 (graphite_legal_transform_dr): Handle the unknown_dependence.
5696 (graphite_carried_dependence_level_k): Same.
5698 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5700 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5702 2010-02-07 Richard Guenther <rguenther@suse.de>
5705 * expr.c (get_inner_reference): Always initialize *pbitsize.
5707 2010-02-07 Richard Guenther <rguenther@suse.de>
5710 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5711 new ARRAY_REFs on variable size element or minimal index arrays.
5713 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5714 gimple_fold_indirect_ref.
5716 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5719 * arm.c (arm_override_options): Just return if the user has specified
5720 an invalid fpu name.
5722 2010-02-03 Jason Merrill <jason@redhat.com>
5725 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5726 i386_pe_maybe_record_exported_symbol.
5728 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5731 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5732 (pa_delegitimize_address): New function.
5734 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5736 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5737 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5739 2010-02-05 Richard Guenther <rguenther@suse.de>
5742 * lto-streamer-in.c (get_resolution): Deal with references
5743 to undefined functions.
5745 2010-02-05 Richard Guenther <rguenther@suse.de>
5747 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5748 (fold_const_aggregate_ref): Likewise.
5749 (ccp_fold_stmt): Substitute loads.
5750 (maybe_fold_reference): Verify types before substituting.
5752 (fold_gimple_assign): Unshare properly.
5753 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5755 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5757 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5758 for rs6000_gen_cell_microcode.
5760 2010-02-04 Richard Guenther <rguenther@suse.de>
5762 PR rtl-optimization/42952
5763 * dse.c (const_or_frame_p): Remove MEM handling.
5765 2010-02-04 Nick Clifton <nickc@redhat.com>
5767 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5768 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5769 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5770 (mn10300_asm_output_mi_thunk): New function.
5771 (mn10300_can_output_mu_thunk): New function.
5772 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5773 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5774 (FUNCTION_ARG): Delete incorrect comment.
5776 2010-02-03 Jason Merrill <jason@redhat.com>
5779 * fold-const.c (operand_equal_p): Handle erroneous types.
5781 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5783 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5785 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5787 PR rtl-optimization/42941
5788 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5791 2010-02-03 Jason Merrill <jason@redhat.com>
5794 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5796 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5799 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5800 (cselib_reset_table): Renamed from...
5801 (cselib_reset_table_with_next_value): ... this.
5802 (cselib_get_next_uid): Renamed from...
5803 (cselib_get_next_unknown_value): ... this.
5804 * cselib.c (next_uid): Renamed from...
5805 (next_unknown_value): ... this.
5806 (cselib_clear_table): Adjust.
5807 (cselib_reset_table): Adjust. Renamed from...
5808 (cselib_reset_table_with_next_value): ... this.
5809 (cselib_get_next_uid): Adjust. Renamed from...
5810 (cselib_get_next_unknown_value): ... this.
5811 (get_value_hash): Use hash.
5812 (cselib_hash_rtx): Likewise.
5813 (new_cselib_val): Adjust. Set and dump uid.
5814 (cselib_lookup_mem): Pass next_uid as hash.
5815 (cselib_subst_to_values): Likewise.
5816 (cselib_log_lookup): Dump uid.
5817 (cselib_lookup): Pass next_uid as hash. Adjust.
5818 (cselib_process_insn): Adjust.
5819 (cselib_init): Initialize next_uid.
5820 (cselib_finish): Adjust.
5821 (dump_cselib_table): Likewise.
5822 * dse.c (canon_address): Dump value uid.
5823 * print-rtl.c (print_rtx): Print value uid.
5824 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5826 (dv_uid): New function, sort of renamed from...
5827 (dv_htab_hash): ... this, reimplemented in terms of it and...
5828 (dv_uid2hash): ... this. New.
5829 (variable_htab_eq): Drop excess assertions.
5830 (tie_break_pointers): Removed.
5831 (canon_value_cmp): Compare uids.
5832 (variable_post_merge_New_vals): Print uids.
5833 (vt_add_function_parameters): Adjust.
5834 (vt_initialize): Reset table. Adjust.
5836 2010-02-03 Richard Guenther <rguenther@suse.de>
5838 PR tree-optimization/42944
5839 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5840 (call_may_clobber_ref_p_1): Likewise. Properly handle
5841 malloc and calloc clobbering errno.
5843 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5845 * doc/invoke.texi: Fix name of sched1 dump.
5847 * opts.c (decode_options): Set flag_tree_switch_conversion
5848 only conditionally on optimize >= 2.
5850 * gcse.c: Assorted comment fixes in pass description.
5852 2010-02-03 Anthony Green <green@moxielogic.com>
5854 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5855 nop padding in order to maintain alignment of storage location of
5856 target function address.
5857 (moxie_trampoline_init): Store target function address at newly
5859 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5861 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5863 2010-02-03 Richard Guenther <rguenther@suse.de>
5866 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5868 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5870 * config.gcc: Reenable check for obsolete targets.
5871 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5872 mips-sgi-irix6.[0-4]*.
5874 2010-02-02 Nick Clifton <nickc@redhat.com>
5876 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5877 constant size of 4 as being the same as 0.
5878 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5879 can take values in the range 0..4.
5881 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5884 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5885 as _darwin10_Unwind_FindEnclosingFunction().
5886 * libgcc-libsystem.ver: New.
5888 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5891 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5892 implicitly set registers.
5894 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
5896 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
5897 (arm_override_options): Allow automatic selection of the thread
5898 pointer register if thumb2.
5899 (legitimize_pic_address): Improve code sequences for Thumb2.
5900 (arm_call_tls_get_addr): Likewise.
5901 (legitimize_tls_address): Likewise.
5902 * arm.md (pic_load_addr_arm): Delete. Replace with ...
5903 (pic_load_addr_32bit): ... this. New named pattern.
5904 * thumb2.md (pic_load_addr_thumb2): Delete.
5905 (pic_load_dot_plus_four): Delete.
5906 (tls_load_dot_plus_four): New named pattern.
5908 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5911 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
5912 Document fix for TLS bug.
5914 2010-01-31 Richard Guenther <rguenther@suse.de>
5916 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
5917 conservatively correct.
5919 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5923 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5925 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5927 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5929 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
5931 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
5933 * config.gcc: Adjust order of makefile fragments for mingw targets.
5935 2010-01-31 Richard Guenther <rguenther@suse.de>
5938 * gimplify.c (gimplify_init_constructor): For volatile LHS
5939 initialize a temporary.
5941 2010-01-31 Matthias Klose <doko@ubuntu.com>
5943 * configure.ac: Fix __stack_chk_fail check for cross builds configured
5945 * configure: Regenerate.
5947 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
5949 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5950 the same alias set and their sizes different constantness.
5951 (aliasing_component_refs_p): Revert 2009-10-24 change.
5953 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5955 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
5958 2010-01-29 Richard Guenther <rguenther@suse.de>
5960 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
5961 Assert we successfully updated the call.
5963 2010-01-29 Jakub Jelinek <jakub@redhat.com>
5965 PR rtl-optimization/42889
5966 * df.h (df_set_bb_dirty_nonlr): New prototype.
5967 * df-core.c (df_set_bb_dirty_nonlr): New function.
5968 * df-scan.c (df_insn_rescan): Call it instead of
5969 df_set_bb_dirty for DEBUG_INSNs.
5971 2010-01-29 Richard Guenther <rguenther@suse.de>
5974 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
5975 quadratic behavior in most cases.
5977 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
5980 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
5981 in the call to gen_x86_movsicc_0_m1.
5983 2010-01-28 Richard Guenther <rguenther@suse.de>
5985 PR tree-optimization/42871
5986 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
5988 2010-01-28 Richard Guenther <rguenther@suse.de>
5990 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
5991 into call arguments.
5993 2010-01-28 Richard Guenther <rguenther@suse.de>
5996 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
5997 the forwarder if the destination is an EH landing pad.
5999 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
6001 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
6002 block list passed to gimple_duplicate_sese_tail.
6003 (parallelize_loops): Avoid parallelization when the function
6005 Avoid parallelization when the preheader is IRREDUCIBLE.
6006 Try to optimize when estimated_loop_iterations_int is unresolved.
6007 Add the loop's location to the dump file.
6008 * tree-cfg.c (add_phi_args_after_redirect): Remove.
6009 (gimple_duplicate_sese_tail): Remove the check for the latch.
6010 Redirect nexits to the exit block.
6011 Remove handling of the incoming edges to the latch.
6012 Redirect the backedge from the copied latch to the exit bb.
6014 2010-01-28 Michael Matz <matz@suse.de>
6017 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
6018 Wrap force_reg into a sequence, emit it before user.
6020 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
6022 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
6024 (arm_legacy_rev): Likewise.
6025 (thumb_legacy_rev): Likewise.
6027 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6029 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
6030 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
6031 on MEM's address failed, try avoid_constant_pool_reference and
6032 recurse if it returned something different.
6033 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
6034 address, try avoid_constant_pool_reference and recurse if it
6035 returned something different.
6036 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
6037 address and avoid_constant_pool_reference returned something
6038 different, don't set have_address.
6040 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
6043 * var-tracking.c (val_store): Add modified argument, obey it.
6045 (count_uses): Move down logging of main.
6046 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
6047 don't need resolution.
6048 (emit_notes_in_bb): Likewise.
6050 2010-01-27 Richard Guenther <rguenther@suse.de>
6053 * tree-inline.c (remap_decl): Delay remapping of SSA name
6054 default definitions until we need them.
6056 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6058 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6059 (rs6000_delegitimize_address): New function.
6061 * config/s390/s390.c (s390_delegitimize_address): Call
6062 delegitimize_mem_from_attrs.
6065 * tree-inline.c (cannot_copy_type_1): Removed.
6066 (copy_forbidden): Don't forbid copying of functions containing
6067 records/unions with variable length fields.
6069 2010-01-27 Christian Bruel <christian.bruel@st.com>
6073 * config/sh/sh.c (find_barrier): Increase length for non delayed
6074 conditional branches.
6076 2010-01-27 Matthias Klose <doko@ubuntu.com>
6078 * configure.ac (gnu-unique-object): Fix ldd version check.
6079 * configure: Regenerate.
6081 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6083 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
6085 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
6086 Test for HAVE_GNU_AS value.
6088 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6090 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
6091 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
6092 INT64_TYPE): Define.
6093 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
6094 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6095 INT_LEAST64_TYPE): Define.
6096 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
6097 UINT_LEAST64_TYPE): Define.
6098 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
6099 INT_FAST64_TYPE): Define.
6100 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6101 UINT_FAST64_TYPE): Define.
6102 (INTMAX_TYPE, UINTMAX_TYPE): Define.
6103 (INTPTR_TYPE, UINTPTR_TYPE): Define.
6104 (SIG_ATOMIC_TYPE): Define.
6106 2010-01-26 Richard Guenther <rguenther@suse.de>
6108 * df-scan.c (df_scan_set_bb_info): Remove assert.
6109 (df_insn_rescan_debug_internal): Merge asserts.
6110 (df_install_ref): Likewise.
6111 (df_mark_reg): Use bitmap_set_range.
6112 (df_hard_reg_used_p): Remove assert.
6113 (df_hard_reg_used_count): Likewise.
6115 2010-01-26 Richard Guenther <rguenther@suse.de>
6117 PR rtl-optimization/42685
6118 * web.c (web_main): Ignore DEBUG_INSNs.
6120 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
6122 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
6124 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
6125 Fix types of fndecl and arglist parameters.
6127 2010-01-26 Richard Guenther <rguenther@suse.de>
6130 * tree-eh.c (unsplit_eh): Skip debug insns.
6132 2010-01-26 Richard Guenther <rguenther@suse.de>
6134 PR tree-optimization/42250
6135 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
6137 2010-01-26 Jakub Jelinek <jakub@redhat.com>
6140 * omp-low.c (expand_omp_sections): Only use single_pred if
6141 l2_bb is single_pred_p.
6143 2010-01-25 Christian Bruel <christian.bruel@st.com>
6146 * config/sh/sh.c (find_barrier): Increase length for non delayed
6147 conditional branches.
6148 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
6150 2010-01-24 David S. Miller <davem@davemloft.net>
6152 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
6153 define if not using GAS.
6154 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6155 Likewise. Delete SECTION_MERGE code, which is only applicable
6158 2010-01-24 Mark Mitchell <mark@codesourcery.com>
6161 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
6162 mangling of va_list in system headers.
6164 2010-01-23 Toon Moene <toon@moene.org>
6166 * tree-predcom.c (combine_chains): Return NULL, not false.
6168 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
6170 * tree-loop-distribution.c (distribute_loop): Fix declaration and
6171 initialization of variable res to agree with return type.
6173 2010-01-22 Steve Ellcey <sje@cup.hp.com>
6175 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
6176 * tree-sra.c: Add include of expr.h.
6178 2010-01-22 Jakub Jelinek <jakub@redhat.com>
6180 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
6181 insert the debug stmt on the single non-EH edge from the stmt.
6183 2010-01-22 Richard Henderson <rth@redhat.com>
6186 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
6187 the RHS until after generate_subtree_copies has insertted its
6188 code before the current statement.
6190 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
6192 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
6194 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
6196 2010-01-21 Martin Jambor <mjambor@suse.cz>
6198 PR tree-optimization/42585
6199 * tree-sra.c (struct access): New field grp_total_scalarization.
6200 (dump_access): Dump the new field.
6201 (should_scalarize_away_bitmap): New variable.
6202 (cannot_scalarize_away_bitmap): Likewise.
6203 (sra_initialize): Allocate new bitmaps.
6204 (sra_deinitialize): Free new bitmaps.
6205 (create_access_1): New function.
6206 (create_access): Parts moved to create_access_1.
6207 (type_consists_of_records_p): New function.
6208 (completely_scalarize_record): Likewise.
6209 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
6210 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
6211 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
6213 (analyze_all_variable_accesses): Completely scalarize small eligible
6216 2010-01-21 Martin Jambor <mjambor@suse.cz>
6218 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
6220 2010-01-21 Andrew Haley <aph@redhat.com>
6222 * gcc.c (process_command): Move lang_specific_driver before
6223 setting cc_libexec_prefix.
6225 2010-01-21 Richard Guenther <rguenther@suse.de>
6228 * fold-const.c (negate_expr_p): Pretend only negative
6229 real constants are easily negatable.
6231 2010-01-20 Janis Johnson <janis187@us.ibm.com>
6232 Jason Merrill <jason@redhat.com>
6234 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
6235 (TYPE_TRANSPARENT_AGGR): this, for union and record.
6236 * calls.c (initialize argument_information): Handle it.
6237 * c-common.c (handle_transparent_union_attribute): Use new name.
6238 * c-decl.c (finish_struct): Ditto.
6239 * c-typeck.c (type_lists_compatible_p): Ditto.
6240 (convert_for_assignment): Use new name and also handle record.
6241 * function.c (aggregate_value_p): Handle it.
6242 (pass_by_reference): Ditto.
6243 (assign_parm_data_types): Ditto.
6244 * print-tree.c (print_node): Ditto.
6245 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
6246 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
6247 * tree.c (first_field): New fn.
6249 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6252 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
6253 even when linking statically, for now.
6255 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6258 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
6259 without a cselib val.
6260 (count_uses): Accept MO_VAL_SET with no val on stores.
6261 (add_stores): Likewise.
6263 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6265 * var-tracking.c (check_value_val): Add a compile time assertion.
6266 (dv_is_decl_p): Simplify.
6267 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
6268 gcc_assert if ENABLE_CHECKING.
6270 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6273 * var-tracking.c: Include tree-flow.h.
6274 (mem_dies_at_call): New.
6275 (dataflow_set_preserve_mem_locs): Use it.
6276 (dataflow_set_remove_mem_locs): Likewise.
6277 (dump_var): Renamed from dump_variable. Adjust all callers.
6278 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
6279 * Makefile.in (var-tracking.o): Adjust deps.
6281 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
6283 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
6285 2010-01-20 Richard Guenther <rguenther@suse.de>
6287 PR tree-optimization/42717
6288 * tree-ssa-dce.c (get_live_post_dom): Remove.
6289 (forward_edge_to_pdom): Take an arbitrary edge to copy
6290 degenerate PHI args from.
6291 (remove_dead_stmt): Use the first post-dominator even if it
6292 does not contain live statements as redirection destination.
6294 2010-01-20 Richard Guenther <rguenther@suse.de>
6296 * tree-inline.c (estimate_num_insns): Handle EH builtins.
6298 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6300 * sel-sched.c (create_speculation_check): Remove set but not used
6302 (try_transformation_cache): Remove set but not used variable ds.
6303 (calculate_privileged_insns): Remove set but not used variables
6304 cur_insn and min_spec_insn.
6305 (find_best_expr): Remove set but not used variable avail_n.
6306 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
6308 * cgraphunit.c (assemble_thunk): Remove set but not used variable
6310 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
6311 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
6314 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
6317 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
6318 cpu types. Add support for *-sse3 cpu types.
6319 (x86_64-*-*): Ditto.
6321 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6324 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
6325 argument, call initializer_constant_valid_p_1 instead of
6326 initializer_constant_valid_p, pass CACHE to it, return NULL
6327 immediately if first call returns NULL.
6328 (initializer_constant_valid_p_1): New function.
6329 (initializer_constant_valid_p): Use it.
6331 2010-01-20 Thomas Quinot <quinot@adacore.com>
6333 * tree.def (PLACEHOLDER_EXPR): Fix comment.
6335 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6337 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
6338 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
6339 (loc_list_from_tree): Don't handle unsigned division. Handle
6340 signed modulo using DW_OP_{over,over,div,mul,minus}.
6341 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
6342 modulo instead of signed.
6344 2010-01-20 DJ Delorie <dj@redhat.com>
6346 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
6348 (h8300_emit_stack_adjustment): Propogate it.
6350 (h8300_expand_prologue): Likewise.
6351 (h8300_expand_epilogue): Likewise.
6353 2010-01-19 Michael Matz <matz@suse.de>
6355 PR tree-optimization/41783
6356 * tree-data-ref.c (toplevel): Include flags.h.
6357 (dump_data_dependence_relation): Also dump the inputs if the
6358 result will be unknown.
6359 (split_constant_offset_1): Look through some conversions.
6360 * tree-predcom.c (determine_roots_comp): Restart a new chain if
6361 the offset from last element is too large.
6362 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
6363 (reassociate_to_the_same_stmt): Handle vector registers.
6364 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
6366 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
6367 wide_prolog_niters argument, emit widening instructions.
6368 (vect_do_peeling_for_alignment): Adjust caller, use widened
6369 variant of the iteration cound.
6370 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
6372 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6375 * config/arm/neon-testgen.m (emit_automatics): New parameter
6376 features. Adjust for Fixed_return_reg feature.
6377 (test_intrinsic): Call emit_automatics with new feature.
6378 * config/arm/neon.ml: Update copyright years.
6379 (features): New Fixed_return_reg feature.
6380 (ops): Update feature for Vget_low.
6382 2010-01-19 Jakub Jelinek <jakub@redhat.com>
6384 PR tree-optimization/42719
6385 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
6389 * fwprop.c (all_uses_available_at): Return false if def_set dest
6390 is a REG that is used in def_insn.
6392 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
6394 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
6396 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
6399 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
6401 * target.h (struct gcc_target) <secondary_reload>: Change type
6402 of last argument to secondary_reload_info *.
6404 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
6407 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
6408 memory references with unaligned offsets. Remove CQImode handling.
6409 (unaligned_memory_operand): Return 1 for memory references with
6410 unaligned offsets. Remove CQImode handling.
6412 2010-01-18 Richard Guenther <rguenther@suse.de>
6415 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
6418 2010-01-18 Richard Guenther <rguenther@suse.de>
6420 PR tree-optimization/42781
6421 * tree-ssa-structalias.c (find_what_var_points_to): Skip
6422 restrict processing only if the original variable was artificial.
6424 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
6426 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
6427 find number of popped argument bytes.
6429 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
6430 Fix the text that describes the return value for invalid insns.
6432 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
6434 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
6435 Clarify what 'cost of the -dependence' is. Fix quoting.
6437 * toplev.c (default_get_pch_validity): Rename argument to "sz".
6438 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
6440 2010-01-17 Jakub Jelinek <jakub@redhat.com>
6442 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6443 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
6445 2010-01-17 Richard Guenther <rguenther@suse.de>
6448 * function.c (split_complex_args): Take a VEC to modify.
6449 (assign_parms_augmented_arg_list): Build a VEC instead of
6450 a chain of PARM_DECLs.
6451 (assign_parms_unsplit_complex): Take a VEC of arguments.
6452 Do not fixup unmodified parms.
6453 (assign_parms): Deal with the VEC.
6454 (gimplify_parameters): Likewise.
6456 2010-01-17 Richard Guenther <rguenther@suse.de>
6458 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
6459 node existence check.
6460 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
6461 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
6462 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
6463 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
6464 (gimple_execute_on_growing_pred): Likewise.
6466 2010-01-17 Richard Guenther <rguenther@suse.de>
6468 PR tree-optimization/42773
6469 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
6470 (compute_antic_aux): Likewise.
6471 (compute_partial_antic_aux): Likewise.
6473 2010-01-17 Jie Zhang <jie.zhang@analog.com>
6476 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
6479 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
6481 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
6484 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
6485 Fix markup for strict argument.
6487 (TARGET_SCHED_REORDER2): Fix argument types.
6489 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
6490 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
6492 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
6493 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
6495 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
6498 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
6499 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
6500 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
6501 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
6502 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
6504 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
6506 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
6508 (TARGET_ASM_RELOC_RW_MASK): Add return type.
6509 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
6511 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
6513 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
6516 (TARGET_ASM_NAMED_SECTION): Fix argument list.
6518 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
6519 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
6521 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
6523 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
6525 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
6526 referring to it. Fix language.
6528 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
6530 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
6532 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
6534 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
6536 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
6537 '@var{stream}. Remove stray 'and'.
6539 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
6541 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
6543 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
6545 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
6546 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
6548 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
6549 Fix description of return value.
6550 Rename argument "sz" to "len."
6552 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
6553 Clarify meaning of 'true' return value.
6555 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
6557 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
6558 rep_mode versus mode_rep.
6560 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
6562 (TARGET_BUILTIN_DECL): Fix name.
6564 (TARGET_COMMUTATIVE_P): Fix type of first argument.
6566 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
6568 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
6570 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
6572 (TARGET_RELAXED_ORDERING): Use @deftypevr.
6574 (TARGET_GET_DRAP_RTX): Note that this is a hook.
6577 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
6578 Rename argument tm_fn to md_fn.
6580 (TARGET_OPTION_PRINT): Fix argument list.
6582 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
6585 * config/i386/i386.c (ix86_fixup_binary_operands):
6586 Revert FMA4 fixup of operands.
6588 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6591 * Makefile.in (write_entries_to_file, install-plugin):
6592 Use \012 instead of \n with tr.
6594 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6596 * configure.ac (HAVE_AS_REF): New C macro.
6597 * configure: Regenerate.
6598 * config.in: Likewise.
6599 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6601 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6604 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6606 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6608 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6610 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
6612 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
6614 (TARGET_IN_SMALL_DATA_P): Fix argument type.
6616 (TARGET_BINDS_LOCAL_P): Fix argument type.
6618 (TARGET_ASM_FILE_END): Use prototype.
6620 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
6622 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
6624 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
6626 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
6628 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
6629 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
6631 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
6632 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
6634 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
6635 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
6636 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
6637 (TARGET_ADDR_SPACE_CONVERT): Likewise.
6639 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
6641 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
6643 (TARGET_INIT_BUILTINS): Use prototype.
6645 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6646 Put 'const char *' in braces. Fix parameter types.
6647 (TARGET_INVALID_CONVERSION): Fix parameter types.
6648 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
6649 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
6651 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
6654 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
6656 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6658 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6660 * doc/tm.texi (TARGET_HELP): Fix return type.
6662 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
6663 in braces. Fix argument types.
6665 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6667 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6669 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6671 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6672 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6674 (TARGET_MANGLE_TYPE): Fix argument types.
6676 (TARGET_IRA_COVER_CLASSES): Use prototype.
6678 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6680 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6682 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6684 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6686 (TARGET_CALLEE_COPIES): Fix argument types.
6688 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6690 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6692 (TARGET_FUNCTION_VALUE): Fix argument types.
6694 (TARGET_RETURN_IN_MSB): Fix argument type.
6696 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6698 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6700 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6702 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6703 agree with return type.
6705 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6707 2010-01-15 Jing Yu <jingyu@google.com>
6709 PR rtl-optimization/42691
6710 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6711 a pseudo to a constant and are merged, and adjust comments.
6713 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6715 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6717 2010-01-15 Richard Guenther <rguenther@suse.de>
6720 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6721 labels of computed or non-local gotos to the destination.
6722 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6723 landing pad label is the first label.
6725 2010-01-15 Richard Guenther <rguenther@suse.de>
6727 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6729 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6732 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6733 to allow generation of the xssqrtdp instruction on power7.
6734 (sqrtdf2_fpr): Ditto.
6736 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6739 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6740 functions with noreturn attribute.
6743 * varasm.c (declare_weak): Add weak attribute to decl if it
6744 doesn't have one already.
6745 (assemble_external): Only add decls to weak_decls if they also
6746 have weak attribute.
6748 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6750 * var-tracking.c (var_reg_delete): Don't delete the association
6751 between REGs and values or one-part variables if the register
6754 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6757 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6758 because its first operand is a non-localized variable.
6760 2010-01-14 Martin Jambor <mjambor@suse.cz>
6762 PR tree-optimization/42706
6763 * tree-sra.c (encountered_recursive_call): New variable.
6764 (encountered_unchangable_recursive_call): Likewise.
6765 (sra_initialize): Initialize both new variables.
6766 (callsite_has_enough_arguments_p): New function.
6767 (scan_function): Call decl and flags check only for IPA-SRA, check
6768 whether there is a recursive call and whether it has enough arguments.
6769 (all_callers_have_enough_arguments_p): New function.
6770 (convert_callers): Look for recursive calls only when
6771 encountered_recursive_call is set.
6772 (ipa_early_sra): Bail out either if
6773 !all_callers_have_enough_arguments_p or
6774 encountered_unchangable_recursive_call.
6776 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6778 * sel-sched.c: Add 2010 to copyright years.
6779 * sel-sched-ir.c: Likewise.
6780 * sel-sched-ir.h: Likewise.
6782 2010-01-14 Martin Jambor <mjambor@suse.cz>
6784 PR tree-optimization/42714
6785 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6786 constructors specially.
6788 2010-01-14 Andi Kleen <ak@linux.intel.com>
6790 * config/i386/drivers-i386.c (detect_caches_intel):
6791 Add l2sizekb parameter and fill in.
6792 (host_detect_local_cpu): Add l2sizekb, fill in.
6793 Add Atom small cache heuristic.
6795 2010-01-14 Andi Kleen <ak@linux.intel.com>
6797 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6798 Add level3 parameter and fill in.
6799 (detect_caches_intel): Handle level3 cache.
6801 2010-01-14 Andi Kleen <ak@linux.intel.com>
6803 * config/i386/drivers-i386.c (host_detect_local_cpu):
6804 Fix core duo detection.
6806 2010-01-14 Andi Kleen <ak@linux.intel.com>
6808 * config/i386/drivers-i386.c (host_detect_local_cpu):
6811 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6813 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6814 (rs6000_variable_issue_1): this. Use...
6815 (rs6000_variable_issue): here. Reimplement. Print debug info.
6817 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6819 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6820 sel_restore_notes. Update all callers. Call reemit_notes
6823 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6825 PR rtl-optimization/42246
6826 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6829 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6831 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6832 all successors is the same as number of successors in current region.
6834 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6836 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6837 to rename is not separable. Otherwise check that its LHS is not NULL.
6839 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6841 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6843 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6845 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6846 available registers when failed to discover LHS register class.
6847 Fix indentation. Update comment.
6849 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6850 Alexander Monakov <amonakov@ispras.ru>
6852 PR rtl-optimization/42389
6853 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6855 (advance_state_on_fence): Likewise.
6856 (sel_target_adjust_priority): Print debug output only when
6857 sched_verbose >= 4, not 2.
6858 (get_expr_cost): Do not issue all unique insns on the next cycle.
6859 (fill_insns): Initialize can_issue_more from the value saved
6861 * sel-sched-ir.c (flist_add): New parameter issue_more.
6862 Init FENCE_ISSUE_MORE with it.
6863 (merge_fences): Likewise.
6864 (init_fences): Update call to flist_add.
6865 (add_to_fences, add_clean_fence_to_fences)
6866 (add_dirty_fence_to_fences): Likewise.
6867 (move_fence_to_fences): Update call to merge_fences.
6868 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6870 * sel-sched-ir.h (struct _fence): New field issue_more.
6871 (FENCE_ISSUE_MORE): New accessor macro.
6873 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6875 PR rtl-optimization/42388
6876 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6877 that have no predecessors nor successors. Do not call move_bb_info
6878 for empty blocks outside of current region.
6880 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6882 PR rtl-optimization/42294
6883 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6884 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6885 originators' originators.
6887 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6889 PR rtl-optimization/39453
6890 PR rtl-optimization/42246
6891 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6893 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
6895 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6896 Alexander Monakov <amonakov@ispras.ru>
6899 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
6900 (maybe_tidy_empty_bb): ... here. Make static. Add new
6901 argument. Update all callers.
6902 (tidy_control_flow): ... and here. Recompute topological order
6903 of basic blocks in region if necessary.
6904 (sel_redirect_edge_and_branch): Change return type. Return true
6905 if topological order might have been invalidated.
6906 (purge_empty_blocks): Export and move from...
6907 * sel-sched.c (purge_empty_blocks): ... here.
6908 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
6909 (maybe_tidy_empty_bb): Delete prototype.
6910 (purge_empty_blocks): Declare.
6912 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6914 PR rtl-optimization/42249
6915 * sel-sched.c (try_replace_dest_reg): When chosen register
6916 and original register is the same, do not bail out early, but
6917 still check all original insns for validity of replacing destination
6918 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
6921 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6924 Port from no-undefined-overflow branch:
6925 2009-03-09 Richard Guenther <rguenther@suse.de>
6927 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
6929 2010-01-14 Richard Guenther <rguenther@suse.de>
6932 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
6934 2010-01-14 Ira Rosen <irar@il.ibm.com>
6936 PR tree-optimization/42709
6937 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
6938 as scalar type in creation of constant vector operand.
6940 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6943 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
6944 (check-parallel-%): Match `testsuite' directory component only
6947 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
6949 PR translation/39521
6950 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
6953 2010-01-13 Richard Guenther <rguenther@suse.de>
6955 PR tree-optimization/42730
6956 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
6959 2010-01-13 Steve Ellcey <sje@cup.hp.com>
6962 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
6963 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
6966 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
6968 * config/bfin/libgcc-bfin.ver: Regenerate based on current
6969 libgcc-std.ver. Add entries for ___smulsi3_highpart and
6970 ___umulsi3_highpart.
6972 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
6973 rather than schedule_insns if the pass is enabled.
6975 2010-01-13 Martin Jambor <mjambor@suse.cz>
6977 PR tree-optimization/42704
6978 * tree-sra.c (sra_modify_assign): Do not delete assignments to
6981 2010-01-13 Martin Jambor <mjambor@suse.cz>
6983 PR tree-optimization/42703
6984 * tree-sra.c (analyze_access_subtree): Check that we can build a
6985 reference to the original data within the aggregate.
6987 2010-01-13 Richard Guenther <rguenther@suse.de>
6989 PR tree-optimization/42705
6990 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
6992 2010-01-13 Richard Guenther <rguenther@suse.de>
6995 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
6997 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7000 * var-tracking.c (values_to_unmark): New variable.
7001 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7002 values_to_unmark vector. Moved body to...
7003 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7004 instead queue it into values_to_unmark vector.
7005 (vt_find_locations): Free values_to_unmark vector.
7007 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
7009 * config/s390/s390.c (override_options): Set
7010 default of max-pending-list-length to 256
7012 2010-01-13 Richard Guenther <rguenther@suse.de>
7015 * tree-pass.h (PROP_gimple_lcx): New.
7016 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
7017 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
7018 before the final cleanup_eh.
7019 (dump_properties): Dump PROP_gimple_lcx.
7020 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
7021 (tree_lower_complex_O0): Remove.
7022 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
7023 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
7024 tree_lower_complex, schedule TODO_update_ssa.
7025 * lto-streamer-out.c (output_function): Stream the functions
7027 * lto-streamer-in.c (input_function): Likewise.
7028 (lto_read_body): Do not override them here.
7030 2010-01-12 Joseph Myers <joseph@codesourcery.com>
7033 * c-typeck.c (build_c_cast): Fold value cast to union type before
7034 wrapping it in a CONSTRUCTOR.
7036 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7038 PR rtl-optimization/42699
7039 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
7042 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7044 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7045 SUBTARGET_WARN_UNUSED_SPEC): Move ...
7046 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7047 SUBTARGET_WARN_UNUSED_SPEC): ... here
7048 * config/mips/iris5.h (LIBGCC_SPEC): Define.
7050 2010-01-12 Julian Brown <julian@codesourcery.com>
7052 * config/arm/neon-schedgen.ml (Utils): Don't try to
7053 open missing module.
7054 (find_with_result): New.
7056 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7059 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
7060 sharing when canonicalizing ({lt,ge}u (plus a b) b).
7062 PR tree-optimization/42645
7063 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
7064 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
7065 decl_map, set processing_debug_stmt to -1 and return name without
7068 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
7070 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
7071 binutils version, and reword target configuration description.
7073 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7075 * config/avr/avr.h (LINKER_NAME): Remove.
7077 2010-01-11 Janis Johnson <janis187@us.ibm.com>
7080 * config/rs6000/rs6000.c (rs6000_override_options): On targets
7081 that support VSX, warn for -mno-altivec if vsx is not disabled,
7084 2010-01-11 Joseph Myers <joseph@codesourcery.com>
7085 Shujing Zhao <pearly.zhao@oracle.com>
7087 PR translation/42469
7088 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
7089 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
7090 character between option name and help text.
7091 * c.opt (imultilib): Likewise.
7093 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
7095 * lto-streamer-out.c (output_unreferenced_globals): Output static
7098 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
7100 PR rtl-optimization/42621
7101 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
7102 optimizing for size.
7103 (duplicate_computed_gotos): Remove now-redundant check.
7105 2010-01-10 Steve Ellcey <sje@cup.hp.com>
7108 * configure.ac: Save and restore LDFLAGS and LIBS
7109 * configure: Regenerate.
7111 2010-01-10 Richard Guenther <rguenther@suse.de>
7114 * builtins.c (fold_builtin_strlen): Add type argument and
7115 convert the resulting length to it.
7116 (fold_builtin_1): Adjust.
7118 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7120 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
7121 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
7123 (num_insns_constant_wide): Adjust for that change.
7125 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7128 * web.c (union_defs): Add used argument, to combine uses of
7130 (entry_register): Adjust type and tests of used argument.
7131 (web_main): Widen used for new use. Pass it to union_defs.
7132 * df.h (union_defs): Adjust prototype.
7134 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7137 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
7138 uses in new incoming argument. Free body.
7139 (reset_debug_uses_in_loop): New.
7140 (analyze_insn_to_expand_var): Call the latter if the former found
7141 anything. Fix whitespace. Reject invalid dest overlaps before
7142 going through all insns in the loop.
7144 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7147 * haifa-sched.c (dying_use_p): Debug insns don't count.
7149 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7152 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
7153 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
7154 (verify_gimple_call): Reject LHS in noreturn calls.
7156 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7160 * tree-vect-loop-manip.c (adjust_info): New type.
7161 (adjust_vec): New pointer to vector.
7162 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
7163 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
7164 (slpeel_update_phis_for_duplicate_loop): Use them.
7165 (slpeel_update_phi_nodes_for_guard1): Likewise.
7166 (slpeel_update_phi_nodes_for_guard2): Likewise.
7167 (slpeel_tree_peel_loop_to_edge): Likewise.
7168 (vect_update_ivs_after_vectorizer): Likewise.
7170 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7172 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
7173 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
7175 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7177 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
7178 bogus uninitialized warning.
7180 2010-01-09 Richard Guenther <rguenther@suse.de>
7183 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
7184 the evolution is compatible with the initial condition.
7186 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7188 * gcc.c (process_command): Update copyright notice dates.
7189 * gcov.c (print_version): Likewise.
7190 * gcov-dump.c (print_version): Likewise.
7191 * mips-tfile.c (main): Likewise.
7192 * mips-tdump.c (main): Likewise.
7194 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7197 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
7199 (rotlhi3_8): Delete.
7201 (rotlsi3_8): Delete.
7202 (rotlsi3_16): Delete.
7203 (rotlsi3_24): Delete.
7205 (*rotw<mode>3): New.
7206 (*rotb<mode>3): New.
7207 * config/avr/avr.c (avr_rotate_bytes): New function.
7208 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
7210 2010-01-08 Steve Ellcey <sje@cup.hp.com>
7213 * configure.ac: Modify -rdynamic check.
7214 * configure: Regenerate.
7216 2010-01-08 DJ Delorie <dj@redhat.com>
7218 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
7219 register popping order.
7221 2010-01-08 Richard Guenther <rguenther@suse.de>
7224 * c.opt (fsigned-char): Also let LTO handle this option.
7225 (funsigned-char): Likewise.
7227 2010-01-07 Richard Guenther <rguenther@suse.de>
7229 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
7230 (gimple_op): Likewise.
7231 (gimple_op_ptr): Likewise.
7232 (gimple_assign_set_lhs): Remove gcc_assert.
7233 (gimple_assign_set_rhs1): Likewise.
7234 (gimple_assign_set_rhs2): Likewise.
7235 (gimple_call_set_lhs): Likewise.
7236 (gimple_call_set_fn): Likewise.
7237 (gimple_call_set_fndecl): Likewise.
7238 (gimple_call_fndecl): Likewise.
7239 (gimple_call_return_type): Likewise.
7240 (gimple_call_set_chain): Likewise.
7241 (gimple_call_num_args): Likewise.
7242 (gimple_call_set_arg): Likewise.
7243 (gimple_cond_set_code): Likewise.
7244 (gimple_cond_set_lhs): Likewise.
7245 (gimple_cond_set_rhs): Likewise.
7246 (gimple_cond_set_true_label): Likewise.
7247 (gimple_cond_set_false_label): Likewise.
7248 (gimple_label_set_label): Likewise.
7249 (gimple_goto_set_dest): Likewise.
7250 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
7251 (gimple_debug_bind_get_value): Likewise.
7252 (gimple_debug_bind_get_value_ptr): Likewise.
7253 (gimple_debug_bind_set_var): Likewise.
7254 (gimple_debug_bind_set_value): Likewise.
7255 (gimple_debug_bind_reset_value): Likewise.
7256 (gimple_debug_bind_has_value_p): Likewise.
7257 (gimple_return_retval_ptr): Remove gcc_assert.
7258 (gimple_return_retval): Likewise.
7259 (gimple_return_set_retval): Likewise.
7260 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
7261 (safe_referenced_var_iterator): Remove.
7262 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
7263 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
7264 (fill_referenced_var_vec): Remove.
7265 (first_readonly_imm_use): Remove redundant gcc_assert.
7266 (phi_arg_index_from_use): Combine gcc_asserts.
7267 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
7268 (first_imm_use_stmt): Remove redundant gcc_assert.
7269 * tree-cfg.c (verify_gimple_call): Verify function and chain
7270 operands. Verify arguments.
7271 (verify_types_in_gimple_stmt): Verify condition code and labels.
7273 2010-01-07 Richard Guenther <rguenther@suse.de>
7275 PR tree-optimization/42641
7276 * sese.c (rename_map_elt_info): Use the SSA name version, do
7279 2010-01-07 Jakub Jelinek <jakub@redhat.com>
7281 PR tree-optimization/42625
7282 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
7283 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
7285 2010-01-07 Duncan Sands <baldrick@free.fr>
7287 * Makefile.in (PLUGIN_HEADERS): Add version.h.
7289 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
7292 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
7293 note itself is not function_invariant_p.
7295 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
7297 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
7298 Do not add the DF_NOTE problem.
7299 * store-motion.c (execute_rtl_store_motion): Likewise.
7301 2010-01-07 Martin Jambor <mjambor@suse.cz>
7303 PR tree-optimization/42157
7304 * tree-sra.c (compare_access_positions): Stabilize sort if both
7305 accesses have integer types, return zero immediately if they are the
7308 2010-01-06 Richard Henderson <rth@redhat.com>
7311 * haifa-sched.c (add_to_note_list): Merge into ...
7312 (concat_note_lists): ... here, and ...
7313 (unlink_other_notes, rm_other_notes): Merge into...
7314 (remove_notes): ... here. Create REG_SAVE_NOTEs for
7315 NOTE_INSN_EPILOGUE_BEG.
7317 2010-01-06 Richard Guenther <rguenther@suse.de>
7319 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
7320 not inline regular functions into always-inline functions.
7322 2010-01-06 Nick Clifton <nickc@redhat.com>
7324 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
7325 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
7327 (OVERRIDE_OPTIONS): Delete.
7328 (OPTIMIZATION_OPTIONS): Define.
7329 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
7330 * config/rx/rx.c (rx_handle_option): Issue an error message if
7331 -mcpu=rx200 and -fpu are used together.
7332 (rx_set_optimization_options): New function. Issue an error
7333 message if an optimization attribute attempts to reset the FPU/
7334 math optimization pairing.
7335 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
7336 * config/rx/rx.opt: Set the default to 32-bit doubles.
7337 * config/rx/t-rx: Add multilibs for -nofpu option.
7338 * doc/invoke.texi: Update documentation of RX options.
7340 2010-01-06 Richard Guenther <rguenther@suse.de>
7342 * tree-ssa-pre.c (name_to_id): New global.
7343 (alloc_expression_id): Simplify SSA name handling.
7344 (lookup_expression_id): Likewise.
7345 (init_pre): Zero name_to_id.
7346 (fini_pre): Free it.
7348 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
7350 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
7352 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
7355 * config/i386/sse.md (smaxv2di3): New.
7356 (umaxv2di3): Likewise.
7357 (sminv2di3): Likewise.
7358 (uminv2di3): Likewise.
7360 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
7363 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
7364 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
7365 (legitimize_tls_address): Likewise.
7366 (sparc_tls_referenced_p): Likewise.
7367 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
7368 and adjust calls to legitimize_pic_address.
7369 (legitimate_constant_p) Use sparc_tls_referenced_p.
7370 (legitimate_pic_operand_p): Likewise.
7371 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
7372 (sparc_tls_symbol_ref_1): Delete.
7373 (sparc_tls_referenced_p): Make static, recognize specific patterns.
7374 (legitimize_tls_address): Make static, handle CONST patterns.
7375 (legitimize_pic_address): Make static, remove unused parameter and
7376 adjust recursive calls.
7377 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
7378 and adjust call to legitimize_pic_address.
7379 (sparc_output_mi_thunk): Likewise.
7381 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
7382 H.J. Lu <hongjiu.lu@intel.com>
7385 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
7386 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
7387 operands to make them signed.
7390 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7393 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7394 GTU to GT for V4SI and V2DI.
7396 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7397 (umin<mode>3): Removed.
7399 (uminv4si3): Likewise.
7401 2010-01-05 Martin Jambor <mjambor@suse.cz>
7403 PR tree-optimization/42462
7404 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
7405 current_function_decl to helper functions and macros.
7407 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7410 * flags.h: Don't include real.h.
7411 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
7412 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
7413 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
7414 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
7415 * dominance.c: Update copyright.
7416 * gimple.c (walk_gimple_op): Remove inline.
7417 * tree-ssa-reassoc.c: Include real.h.
7418 * Makefile.in (FLAGS_H): Remove $(REAL_H).
7419 (tree-ssa-reassoc.o): Depend on $(REAL_H).
7421 2010-01-05 Nick Clifton <nickc@redhat.com>
7423 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
7424 register to push into the stack frame when the accumulator has to
7425 be saved during interrupts.
7427 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
7429 * doc/invoke.texi: Remove the documentation about option
7431 * common.opt (Wunreachable-code): Preserved for backward
7433 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
7434 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
7435 the backward compatibility flag section.
7437 2010-01-05 Richard Guenther <rguenther@suse.de>
7439 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
7441 2010-01-05 Jakub Jelinek <jakub@redhat.com>
7444 * cfgexpand.c (expand_one_var): Diagnose too large variables.
7446 PR tree-optimization/42508
7447 * tree-sra.c (convert_callers): Check for recursive call
7448 by comparing cgraph nodes instead of decls.
7449 (modify_function): Call ipa_modify_formal_parameters also
7450 on all same_body aliases.
7452 * cgraphunit.c (cgraph_materialize_all_clones): Compare
7453 cgraph nodes when checking for same_body aliases.
7455 2010-01-05 Richard Guenther <rguenther@suse.de>
7457 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
7458 allocation and lookup.
7459 (get_or_alloc_expr_for_constant): Likewise.
7460 (phi_translate): Sink allocation.
7462 2010-01-04 Richard Guenther <rguenther@suse.de>
7464 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
7465 a new entry only if needed.
7466 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
7467 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
7469 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
7471 (phi_translate): Handle CONSTANTs early.
7473 2010-01-04 Martin Jambor <mjambor@suse.cz>
7475 PR tree-optimization/42398
7476 * tree-sra.c (struct access): Removed flag grp_different_types.
7477 (dump_access): Do not dump the removed flag.
7478 (sort_and_splice_var_accesses): Do not set the removed flag.
7479 (sra_modify_expr): Check for type compatibility directly.
7481 2010-01-04 Martin Jambor <mjambor@suse.cz>
7483 PR tree-optimization/42366
7484 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
7485 edges with variable number of parameters.
7486 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
7487 flag instead of asserting it.
7488 (ipa_read_node_info): Read uses_analysis_done flag.
7490 2010-01-04 Richard Guenther <rguenther@suse.de>
7492 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
7493 iterative_hash_* as intended.
7494 (vn_reference_compute_hash): Likewise. Simplify hashing
7496 (vn_reference_lookup_2): Likewise.
7497 (vn_nary_op_compute_hash): Likewise.
7498 (vn_phi_compute_hash): Likewise.
7499 (expressions_equal_p): Remove strange code.
7500 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
7501 (pre_expr_hash): Likewise. Simplify hashing SSA names.
7502 (bitmap_insert_into_set_1): Take value-id as parameter.
7503 (add_to_value): Pass it.
7504 (bitmap_insert_into_set): Likewise.
7505 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
7507 2010-01-04 Jakub Jelinek <jakub@redhat.com>
7510 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
7511 (do_self_spec): For switches with SWITCH_IGNORE set set also
7512 SWITCH_IGNORE_PERMANENTLY.
7513 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
7516 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
7518 * lto-streamer-out.c (output_unreferenced_globals): Output the full
7519 tree of an unreferenced global var.
7521 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7524 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7525 GTU to GT for V4SI and V2DI.
7527 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7528 (umin<mode>3): Removed.
7530 (uminv4si3): Likewise.
7532 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7535 * collect2.c (main): Turn on trace in collect2 if -v is passed
7538 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
7540 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
7541 description of expression operand.
7543 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
7545 * configure.ac: Add install-html to target_list for Make-hooks.
7546 * configure: Regenerate.
7547 * fortran/Make-lang.in (F95_HTMLFILES): New.
7548 (fortran.html): Use it.
7549 (fortran.install-html): New.
7550 * Makefile.in (install-html): Add lang.install-html.
7551 * java/Make-lang.in (JAVA_HTMLFILES): New.
7552 (java.html): Use it.
7553 (java.install-html): New.
7554 * objc/Make-lang.in (objc.install-html): New.
7555 * objcp/Make-lang.in (obj-c++.install-html): New.
7556 * cp/Make-lang.in (c++.install-html): New.
7557 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
7558 * lto/Make-lang.in (lto.install-html): New.
7560 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7563 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
7565 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
7567 PR rtl-optimization/41862
7568 * store-motion.c (store_killed_in_insn, compute_store_table,
7569 remove_reachable_equiv_notes, replace_store_insn,
7570 build_store_vectors): Ignore all DEBUG_INSNs.
7572 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7575 * common.opt: Add dumpdir.
7577 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
7579 (option_map): Add --dumpdir.
7581 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
7583 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
7585 * opts.c (decode_options): Try dump_dir_name first if
7586 dump_base_name isn't an absolute path.
7587 (common_handle_option): Handle OPT_dumpdir.
7589 * toplev.c (dump_dir_name): New.
7590 (print_switch_values): Also ignore -dumpdir.
7592 * toplev.h (dump_dir_name): New.
7594 2010-01-03 Richard Guenther <rguenther@suse.de>
7596 PR tree-optimization/42589
7597 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7598 double-word expansion of bswap32.
7600 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7602 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7603 with BLOCK_FOR_INSN.
7604 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7605 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7606 noce_process_if_block): Likewise.
7607 * gcse.c (compute_local_properties, insert_expr_in_table,
7608 insert_set_in_table, canon_list_insert, find_avail_set,
7609 pre_insert_copy_insn): Likewise.
7611 * basic-block.h (BLOCK_NUM): Move from here...
7612 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
7614 2010-01-03 Richard Guenther <rguenther@suse.de>
7616 PR tree-optimization/42438
7617 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
7618 contains_may_not_return_call flag.
7619 (BB_MAY_NOTRETURN): New.
7620 (valid_in_sets): Trapping nary operations are not valid
7621 in blocks that may not return.
7622 (insert_into_preds_of_block): Remove check for trapping expressions.
7623 (compute_avail): Compute also BB_MAY_NOTRETURN.
7625 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7627 * doc/invoke.texi: Add 2010 to copyright years.
7629 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
7631 * config/sparc/sparc.c: Fix formatting nits.
7633 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7634 Alexander Monakov <amonakov@ispras.ru>
7636 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
7638 2010-01-02 Richard Guenther <rguenther@suse.de>
7641 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
7642 (simplify_switch_using_ranges): Mark to be removed edges
7645 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7647 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7649 * collect2.c (scan_libraries): Add missing argument in call to
7652 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
7655 * config/alpha/predicates.md (aligned_memory_operand): Return false
7657 (unaligned_memory_operand): Return true for CQImode.
7658 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7659 doesn not cross aligned SImode word boundary.
7661 2010-01-02 Anatoly Sokolov <aesok@post.ru>
7663 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7665 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7666 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7668 2010-01-02 Richard Guenther <rguenther@suse.de>
7671 * toplev.c (compile_file): Emit LTO marker properly. Change
7673 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7675 2010-01-01 Richard Guenther <rguenther@suse.de>
7678 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7680 2010-01-01 Richard Guenther <rguenther@suse.de>
7683 * c-decl.c (grokdeclarator): For zero-size arrays force
7684 structural equality checks as layout_type does.
7686 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7688 * builtins.c: Update copyright to 2010.
7690 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7693 * lto-streamer-out.c (produce_asm): Revert the last change.
7694 (copy_function): Likewise.
7696 * lto-streamer.c (lto_get_section_name): Skip any leading
7699 2010-01-01 Richard Guenther <rguenther@suse.de>
7702 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7706 Copyright (C) 2010 Free Software Foundation, Inc.
7708 Copying and distribution of this file, with or without modification,
7709 are permitted in any medium without royalty provided the copyright
7710 notice and this notice are preserved.