1 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
3 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
4 record or union type with RECORD_OR_UNION_TYPE_P predicate.
5 (lto_input_ts_type_tree_pointers): Likewise.
6 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
7 (lto_output_ts_type_tree_pointers): Likewise.
9 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
11 Uniquization of constants at the Tree level
12 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
13 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
15 (tree_output_constant_def): Declare.
16 * gimplify.c (gimplify_init_constructor): When using block copy, first
17 uniquize the constant constructor on the RHS.
18 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
19 DECL_IN_CONSTANT_POOL flag.
20 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
21 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
23 (assemble_variable): Deal with symbols belonging to the tree constant
25 (get_constant_section): Add ALIGN parameter and simplify.
26 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
27 (assemble_constant_contents): Use the expression of the VAR_DECL.
28 (output_constant_def_contents): Use the alignment of the VAR_DECL.
29 (tree_output_constant_def): New global function.
30 (mark_constant): Use the expression of the VAR_DECL.
31 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
33 (output_object_block): Likewise and assemble the expression.
35 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
37 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
38 hash_tree, eq_tree): New tree hash table.
39 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
40 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
41 lto_orig_address_remove): Reimplement.
43 2010-04-28 Xinliang David Li <davidxl@google.com>
46 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
47 (compute_uninit_opnds_pos): New function.
48 (is_non_loop_exit_postdominating): New function.
49 (compute_control_dep_chain): New function.
50 (find_pdom): New function.
51 (convert_control_dep_chain_into_preds): New function.
52 (find_predicates): New function.
53 (find_control_equiv_block): New function.
54 (collect_phi_def_edges): New function.
55 (find_def_preds): New function.
56 (find_dom): New function.
57 (dump_predicates): New function.
58 (get_cmp_code): New function.
59 (is_value_included_in): New function.
60 (find_matching_predicate_in_rest_chains): New function.
61 (use_pred_not_overlap_with_undef_path_pred): New function.
62 (is_use_properly_guarded): New function.
63 (normalize_cond_1): New function.
64 (is_and_or_or): New function.
65 (normalize_cond): New function.
66 (is_gcond_subset_of): New function.
67 (is_subset_of_any): New function.
68 (is_or_set_subset_of): New function.
69 (is_and_set_subset_of): New function.
70 (is_norm_cond_subset_of): New function.
71 (is_pred_expr_subset_of): New function.
72 (is_pred_chain_subset_of): New function.
73 (is_included_in): New function.
74 (is_superset_of): New function.
75 (find_uninit_use): New function.
76 (warn_uninitialized_phi): New function.
77 (compute_possibly_undefined_names): New function.
78 (ssa_undefined_value_p): New function.
79 (execute_late_warn_uninitialized): New function.
80 * tree-ssa.c (ssa_undefined_value_p): Removed.
81 (warn_uninit): Changed to extern.
82 (warn_uninitialized_phi): Removed.
83 (warn_uninitialized_vars): Changed to extern.
84 (execute_late_warn_uninitialized): Removed
85 * tree-flow.h: Add new prototypes.
86 * timevar.def: Add new time variable.
87 * Makefile.in: Add new build file.
89 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
91 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
94 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
97 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
99 2010-04-28 Martin Jambor <mjambor@suse.cz>
101 * cgraph.h (struct cgraph_node): New field indirect_calls.
102 (struct cgraph_indirect_call_info): New type.
103 (struct cgraph_edge): Removed field indirect_call. New fields
104 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
105 (cgraph_create_indirect_edge): Declare.
106 (cgraph_make_edge_direct): Likewise.
107 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
108 * ipa-prop.h (struct ipa_param_call_note): Removed.
109 (struct ipa_node_params): Removed field param_calls.
110 (ipa_create_all_structures_for_iinln): Declare.
111 * cgraph.c: Described indirect edges and uids in initial comment.
112 (cgraph_add_edge_to_call_site_hash): New function.
113 (cgraph_edge): Search also among the indirect edges, use
114 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
115 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
116 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
118 (initialize_inline_failed): Assign a reason to indirect edges.
119 (cgraph_create_edge_1): New function.
120 (cgraph_create_edge): Moved some functionality to
121 cgraph_create_edge_1.
122 (cgraph_create_indirect_edge): New function.
123 (cgraph_edge_remove_callee): Add an assert checking for
125 (cgraph_edge_remove_caller): Special-case indirect edges.
126 (cgraph_remove_edge): Likewise.
127 (cgraph_set_edge_callee): New function.
128 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
129 (cgraph_make_edge_direct): New function.
130 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
131 the declaration of the call statement matches.
132 (cgraph_node_remove_callees): Special-case indirect edges.
133 (cgraph_clone_edge): Likewise.
134 (cgraph_clone_node): Clone also the indirect edges.
135 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
136 indirect_call, dump count of indirect_calls edges.
137 * ipa-prop.c (iinlining_processed_edges): New variable.
138 (ipa_note_param_call): Create indirect edges instead of
139 creating notes. New parameter node.
140 (ipa_analyze_call_uses): New parameter node, pass it on to
142 (ipa_analyze_stmt_uses): Likewise.
143 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
144 (print_edge_addition_message): Work on edges rather than on notes.
145 (update_call_notes_after_inlining): Likewise, renamed to
146 update_indirect_edges_after_inlining.
147 (ipa_create_all_structures_for_iinln): New function.
148 (ipa_free_node_params_substructures): Do not free notes.
149 (ipa_edge_duplication_hook): Propagate bits within
150 iinlining_processed_edges bitmap.
151 (ipa_node_duplication_hook): Do not duplicate notes.
152 (free_all_ipa_structures_after_ipa_cp): Renamed to
153 ipa_free_all_structures_after_ipa_cp.
154 (free_all_ipa_structures_after_iinln): Renamed to
155 ipa_free_all_structures_after_iinln.g
156 (ipa_write_param_call_note): Removed.
157 (ipa_read_param_call_note): Removed.
158 (ipa_write_indirect_edge_info): New function.
159 (ipa_read_indirect_edge_info): Likewise.
160 (ipa_write_node_info): Do not stream notes, do stream information
162 (ipa_read_node_info): Likewise.
163 (lto_ipa_fixup_call_notes): Removed.
164 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
165 * ipa-inline.c (pass_ipa_inline): Likewise.
166 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
167 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
168 * tree-inline.c (copy_bb): Removed an unnecessary double check for
170 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
172 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
173 (output_cgraph): Stream also indirect edges.
174 (lto_output_edge): Added capability to stream indirect edges.
175 (input_edge): Likewise.
176 (input_cgraph_1): Likewise.
178 2010-04-28 Richard Guenther <rguenther@suse.de>
180 PR tree-optimization/43879
181 PR tree-optimization/43909
182 * tree-ssa-structalias.c (struct variable_info): Add
183 only_restrict_pointers flag.
184 (new_var_info): Initialize it. Increment stats.total_vars here.
185 (create_function_info_for): Do not increment stats.total_vars
187 (get_function_part_constraint): Fix build with C++.
188 (insert_into_field_list): Remove.
189 (push_fields_onto_fieldstack): Properly merge fields.
190 (create_variable_info_for): Split and simplify.
191 (create_variable_info_for_1): New piece.
192 (intra_create_variable_infos): Properly make restrict constraints
195 2010-04-28 Richard Guenther <rguenther@suse.de>
198 * tree-inline.c (copy_bind_expr): Also copy bind expr vars
201 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
202 Jan Hubicka <hubicka@ucw.cz>
204 * doc/invoke.texi (-Wsuggest-attribute=const,
205 -Wsuggest-attribute=pure): Document.
206 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
207 (function_always_visible_to_compiler_p,
208 suggest_attribute, warn_function_pure, warn_function_const):
210 (check_call): Improve debug info.
211 (analyze_function): Do not check availability.
212 (add_new_function): Check availability.
213 (propagate): Output warnings.
214 (skip_function_for_local_pure_const): New function.
215 (local_pure_const): Use it; output warnings.
216 * common.opt (Wsuggest-attribute=const,
217 Wsuggest-attribute=pure): New.
219 2010-04-27 Jakub Jelinek <jakub@redhat.com>
221 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
222 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
223 or DW_CFA_def_cfa_offset{,_sf}.
225 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
227 * tree.h: Fix truncated long macros.
229 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
231 * collect2.c (TARGET_64BIT): Redefine to target's default.
233 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
234 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
235 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
236 for underscoring __USER_LABEL_PREFIX__.
237 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
238 (SUB_LINK_ENTRY32): New.
239 (SUB_LINK_ENTRY64): New.
240 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
241 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
242 (SUB_LINK_ENTRY64): New.
243 (SUB_LINK_ENTRY): New.
244 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
245 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
246 x64 target is choosen.
247 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
248 * configure: Regenerated.
249 * configure.ac (leading-mingw64-underscores): Option added.
251 2010-04-27 Jan Hubicka <jh@suse.cz>
253 * doc/invoke.texi (-fipa-profile): Document.
254 * opts.c (decode_options): Enable ipa-profile at -O1.
255 * timevar.def (TV_IPA_PROFILE): Define.
256 * common.opt (fipa-profile): Add.
257 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
259 (cgraph_propagate_frequency): Handle only local ones.
260 * tree-pass.h (pass_ipa_profile): Declare.
261 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
262 (pass_ipa_profile): Use TV_IPA_PROFILE.
263 * ipa.c (ipa_profile): New function.
264 (gate_ipa_profile): Likewise.
265 (pass_ipa_profile): New global variable.
266 * passes.c (pass_ipa_profile): New.
268 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
270 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
272 2010-04-27 Martin Jambor <mjambor@suse.cz>
275 * ipa.c (dissolve_same_comdat_group_list): New function.
276 (function_and_variable_visibility): Call
277 dissolve_same_comdat_group_list when comdat group contains external or
279 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
280 lists are circular and that they contain only DECL_ONE_ONLY nodes.
282 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
284 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
285 (const_hash_1) <VECTOR_CST>: New case.
286 (compare_constant) <VECTOR_CST>: Likewise.
287 <ADDR_EXPR>: Deal with LABEL_REFs.
288 (copy_constant) <VECTOR_CST>: New case.
290 2010-04-27 Jan Hubicka <jh@suse.cz>
292 * cgraph.c (cgraph_propagate_frequency): New function.
293 * cgraph.h (cgraph_propagate_frequency): Declare.
294 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
295 cgraph_propagate_frequency.
297 2010-04-27 Jakub Jelinek <jakub@redhat.com>
299 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
301 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
304 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
305 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
306 here to determine which regs to push and how much stack to reserve.
308 2010-04-27 Jie Zhang <jie@codesourcery.com>
310 * doc/gimple.texi (gimple_statement_with_ops): Remove
311 addresses_taken field.
312 (gimple_statement_with_memory_ops): Likewise.
314 2010-04-27 Jan Hubicka <jh@suse.cz>
316 * tree-inline.c (eni_inlining_weights): Remove.
317 (estimate_num_insns): Special case more builtins.
319 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
322 * c-typeck.c (build_binary_op): Move forward check for comparison
323 pointer with null pointer constant and adjust the diagnostic message.
325 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
328 * configure.ac (gcc_cv_as_section_has_align): Set if installed
329 binutils supports extended .section directive needed by LTO, or
330 warn if older binutils found.
331 (LTO_BINARY_READER): New AC_SUBST'd variable.
332 (LTO_USE_LIBELF): Likewise.
333 * gcc/config.gcc (lto_binary_reader): New target-specific configure
335 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
336 (LTO_USE_LIBELF): Likewise.
337 * configure: Regenerate.
339 * collect2.c (is_elf): Rename from this ...
340 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
341 object files in addition to ELF-formatted ones.
342 (scan_prog_file): Caller updated. Also allow for LTO info marker
343 symbol to be prefixed or not by an extra underscore.
345 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
346 * config/i386/winnt.c: Also #include lto-streamer.h
347 (i386_pe_asm_named_section): Specify 1-byte section alignment for
349 (i386_pe_asm_output_aligned_decl_common): Add comment.
350 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
352 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
355 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
356 Add missing earlyclobber for second alternative.
358 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
360 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
361 bits for artificial defs at the top of the block.
362 * fwprop.c (single_def_use_enter_block): Don't call it.
364 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
367 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
368 instead of "$gcc_cv_objdump -T".
369 Use "-undefined dynamic_lookup" on darwin.
370 * gcc/configure: Regenerate.
372 2010-04-26 Jakub Jelinek <jakub@redhat.com>
375 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
377 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
379 * c-parser.c (struct c_token): Move location field up.
380 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
381 (struct c_declspecs): Convert typespec_word, storage_class, and
382 default_int_p into bitfields.
383 (struct c_declarator): Move loc field up.
385 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
387 * cfgloop.h (struct loop): Move can_be_parallel field up.
388 * ipa-prop.h (struct ip_node_params): Move bitfields up.
389 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
391 (struct iv_cand): Convert pos field into a bitfield.
392 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
394 (struct _stmt_vec_info): Shuffle fields for better packing.
396 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
398 * varasm.c (IN_NAMED_SECTION): Remove guard.
399 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
400 (IN_NAMED_SECTION_P): ...this.
401 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
402 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
404 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
406 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
407 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
408 of shadowing it. Fix comments.
410 2010-04-26 Jan Hubicka <jh@suse.cz>
412 * cgraph.c (cgraph_create_node): Set node frequency to normal.
413 (cgraph_clone_node): Copy function frequency.
414 * cgraph.h (node_frequency): New enum
415 (struct cgraph_node): Add.
416 * final.c (rest_of_clean_state): Update.
417 * lto-cgraph.c (lto_output_node): Output node frequency.
418 (input_overwrite_node): Input node frequency.
419 * tre-ssa-loop-ivopts (computation_cost): Update.
420 * lto-streamer-out.c (output_function): Do not output function
422 * predict.c (maybe_hot_frequency_p): Update and handle functions
424 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
426 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
427 (compute_function_frequency): Set noreturn functions to be executed
429 (choose_function_section): Update.
430 * lto-streamer-in.c (input_function): Do not input function frequency.
431 * function.c (allocate_struct_function): Do not initialize function
433 * function.h (function_frequency): Remove.
434 (struct function): Remove function frequency.
435 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
436 (try_update): Update.
437 * tree-inline.c (initialize_cfun): Do not update function frequency.
438 * passes.c (pass_init_dump_file): Update.
439 * i386.c (ix86_compute_frame_layout): Update.
440 (ix86_pad_returns): Update.
442 2010-04-26 Jie Zhang <jie@codesourcery.com>
444 PR tree-optimization/43833
445 * tree-vrp.c (range_int_cst_p): New.
446 (range_int_cst_singleton_p): New.
447 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
448 when both operands are constants. Use range_int_cst_p in
451 2010-04-26 Jan Hubicka <jh@suse.cz>
453 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
455 2010-04-26 Richard Guenther <rguenther@suse.de>
458 * gimple.c (gimple_decl_printable_name): Deal gracefully
459 with a NULL DECL_NAME.
461 2010-04-26 Richard Guenther <rguenther@suse.de>
464 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
465 if emitting debug information and it is either a function
468 2010-04-26 Ira Rosen <irar@il.ibm.com>
470 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
471 determine if the statement is vectorizable, and a macro to access it.
472 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
473 Skip statements that can't be vectorized. If the analysis fails,
474 mark the statement as unvectorizable if vectorizing basic block.
475 (vect_compute_data_refs_alignment): Likewise.
476 (vect_verify_datarefs_alignment): Skip statements marked as
477 unvectorizable. Add print.
478 (vect_analyze_group_access): Skip statements that can't be
479 vectorized. If the analysis fails, mark the statement as
480 unvectorizable if vectorizing basic block.
481 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
482 * tree-vect-stmts.c (vectorizable_store): Fix the number of
483 generated stmts for SLP.
484 (new_stmt_vec_info): Initialize the new field.
485 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
486 statements marked as unvectorizable.
488 2010-04-25 Joseph Myers <joseph@codesourcery.com>
490 * c-common.c (flag_isoc1x): New.
491 (flag_isoc99): Update comment.
492 * c-common.h (flag_isoc1x): New.
493 (flag_isoc99): Update comment.
494 * c-cppbuiltin.c (builtin_define_float_constants): Also define
495 __<type>_DECIMAL_DIG__.
496 * c-opts.c (set_std_c1x): New.
497 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
498 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
499 * c.opt (-std=c1x, -std=gnu1x): New options.
500 * doc/cpp.texi: Mention -std=c1x.
501 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
502 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
503 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
504 * doc/standards.texi: Mention C1X.
505 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
506 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
507 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
510 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
512 * config/i386/gmon-sol2.c (_mcleanup): Change format string
513 placeholder from 0x%x to %#x.
514 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
515 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
516 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
517 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
518 * config/i386/i386.c (ix86_target_string): Ditto.
519 (output_pic_addr_const): Ditto.
520 (print_operand): Ditto.
522 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
524 * combine.c (find_split_point): Add third argument. Use it
525 to find nested multiply-accumulate instructions. Adjust calls.
526 (try_combine): Adjust call to find_split_point.
528 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
530 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
532 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
534 PR tree-optimization/41442
535 * fold-const.c (merge_truthop_with_opposite_arm): New function.
536 (fold_binary_loc): Call it.
538 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
540 * toplev.c (general_init): Set default for fdiagnostics-show-option.
541 * opts.c (common_handle_option): Allow disabling it.
542 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
544 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
546 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
547 between modes if both types are integral.
549 2010-04-23 Richard Guenther <rguenther@suse.de>
551 PR tree-optimization/43572
552 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
554 2010-04-23 Richard Guenther <rguenther@suse.de>
557 * tree-inline.c (tree_can_inline_p): Also check compatibility
560 2010-04-23 Martin Jambor <mjambor@suse.cz>
562 PR tree-optimization/43846
563 * tree-sra.c (struct access): New flag grp_assignment_read.
564 (build_accesses_from_assign): Set grp_assignment_read.
565 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
566 (enum mark_read_status): New type.
567 (analyze_access_subtree): Propagate grp_assignment_read, create
568 accesses also if both direct_read and root->grp_assignment_read.
570 2010-04-23 Martin Jambor <mjambor@suse.cz>
573 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
574 function does not have type attributes.
576 2010-04-23 Richard Guenther <rguenther@suse.de>
579 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
582 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
584 * sese.h (create_if_region_on_edge): Remove.
586 * sese.c (create_if_region_on_edge): Make static.
588 * tree-inline.c: Do not include ggc.h.
590 * expr.c: Do not include ggc.h.
592 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
595 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
598 * config/sh/sh.c (find_barrier): Don't emit a constant pool
599 in the middle of insns for casesi_worker_2.
601 2010-04-22 David Edelsohn <edelsohn@gnu.org>
603 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
605 2010-04-22 Ira Rosen <irar@il.ibm.com>
607 PR tree-optimization/43842
608 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
609 loop unrolling in update of exit phis. Fix comment.
610 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
611 least two reduction statements in the loop before starting SLP
614 2010-04-22 Nick Clifton <nickc@redhat.com>
616 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
618 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
620 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
623 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
625 * tree-parloops.c (loop_parallel_p): New argument
626 parloop_obstack. Pass it down.
627 (parallelize_loops): New variable parloop_obstack. Initialize it,
628 pass it down, free it.
630 * tree-loop-linear.c (linear_transform_loops): Pass down
633 * tree-data-ref.h (lambda_compute_access_matrices): New argument
634 of type struct obstack *.
636 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
637 scratch_obstack. Initialize it, pass down, free it.
639 * lambda.h (lambda_loop_new): Remove.
640 (lambda_matrix_new, lambda_matrix_inverse)
641 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
642 argument of type struct obstack *.
644 * lambda-trans.c (lambda_trans_matrix_new): New argument
645 lambda_obstack. Pass it down, use obstack allocation for ret.
646 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
649 * lambda-mat.c (lambda_matrix_get_column)
650 (lambda_matrix_project_to_null): Remove.
651 (lambda_matrix_new): New argument lambda_obstack. Use obstack
653 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
656 * lambda-code.c (lambda_loop_new): New function.
657 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
658 (lambda_compute_auxillary_space, lambda_compute_target_space)
659 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
660 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
661 (build_access_matrix): New argument lambda_obstack. Use obstack
663 (lambda_compute_step_signs, lambda_compute_access_matrices): New
664 argument lambda_obstack. Pass it down.
666 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
668 * optabs.h (expand_widening_mult): Declare.
670 2010-04-22 Richard Guenther <rguenther@suse.de>
672 PR tree-optimization/43845
673 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
674 lookup the CALL_EXPR function and arguments.
676 2010-04-22 Nick Clifton <nickc@redhat.com>
678 * config/stormy16/stormy16.c
679 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
680 * config/stormy16/stormy16.h: Tidy up formatting.
681 (DONT_USE_BUILTIN_SETJMP): Remove definition.
682 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
683 (ineqbranchsi): Delete pattern.
684 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
685 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
686 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
687 stormy16-lib2-ucmpsi2.c.
689 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
691 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
692 df_simulate_find_noclobber_defs as appropriate. Keep track of an
693 extra set merge_set_noclobber, and use it to relax the final test
695 * df.h (df_simulate_find_noclobber_defs): Declare.
696 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
698 (df_simulate_find_noclobber_defs): New function.
700 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
702 * config/i386/i386.md: Use {} around multi-line preparation statements.
704 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
706 * c-tree.h (push_init_level, pop_init_level, set_init_index)
707 (process_init_element): New argument of type struct obstack *.
709 * c-typeck.c (push_init_level, pop_init_level, set_designator)
710 (set_init_index, set_init_label, set_nonincremental_init)
711 (set_nonincremental_init_from_string, find_init_member)
712 (output_init_element, output_pending_init_elements)
713 (process_init_element): New argument braced_init_obstack. Pass it
715 (push_range_stack, add_pending_init): New argument
716 braced_init_obstack. Use obstack allocation.
718 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
719 braced_init_obstack. Pass it down.
720 (c_parser_braced_init): New variables ret, braced_init_obstack.
721 Initialize obstack, pass it down and finally free it.
723 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
726 * tree-pass.h (pass_optimize_widening_mul): Declare.
727 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
728 gate_optimize_widening_mul): New static functions.
729 (pass_optimize_widening_mul): New.
730 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
731 <case MULT_EXPR>: Remove support for widening multiplies.
732 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
733 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
734 simplify_gen_unary rather than directly building extensions.
735 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
737 * expmed.c (expand_widening_mult): New function.
738 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
740 2010-04-21 Jan Hubicka <jh@suse.cz>
742 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
743 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
744 * lto-wpa-fixup.c: Remove.
745 * Makefile.in (lto-wpa-fixup.o): Remove.
746 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
747 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
748 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
750 2010-04-21 Jan Hubicka <jh@suse.cz>
752 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
753 add write_optimization_summary, read_optimization_summary.
754 (ipa_write_summaries_of_cgraph_node_set): Remove.
755 (ipa_write_optimization_summaries): Declare.
756 (ipa_read_optimization_summaries): Declare.
757 * ipa-cp.c (pass_ipa_cp): Update.
758 * ipa-reference.c (pass_ipa_reference): Update.
759 * ipa-pure-const.c (pass_ipa_pure_const): Update.
760 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
762 * ipa-inline.c (pass_ipa_inline): Update.
763 * ipa.c (pass_ipa_whole_program): Update.
764 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
765 * passes.c (ipa_write_summaries_1): Do not test wpa.
766 (ipa_write_optimization_summaries_1): New.
767 (ipa_write_optimization_summaries): New.
768 (ipa_read_summaries): Do not test ltrans.
769 (ipa_read_optimization_summaries_1): New.
770 (ipa_read_optimization_summaries): New.
772 2010-04-21 Jan Hubicka <jh@suse.cz>
774 * lto-cgraph.c (lto_output_node): Do not output comdat groups
776 (output_cgraph): Do not arrange comdat groups for boundary nodes.
778 2010-04-21 Jakub Jelinek <jakub@redhat.com>
781 * dwarf2out.c (add_name_and_src_coords_attributes): Add
782 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
784 2010-04-21 Jan Hubicka <jh@suse.cz>
786 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
788 2010-04-21 Jan Hubicka <jh@suse.cz>
790 * varpool.c (decide_is_variable_needed): Variable is always needed
793 2010-04-21 Jan Hubicka <jh@suse.cz>
795 * opts.c (decode_options): Enable pure-const pass for whopr.
797 2010-04-21 Jan Hubicka <jh@suse.cz>
799 * cgraph.c (dump_cgraph_node): Dump also assembler name.
800 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
802 (cgraph_decide_inlining): Do not expect callee to be removed in all
805 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
807 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
809 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
811 * config/i386/i386.md (x86_shrd): Add athlon_decode and
812 amdfam10_decode attributes.
814 2010-04-21 Jakub Jelinek <jakub@redhat.com>
817 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
818 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
819 (lower_copyprivate_clauses): Use private var in outer
820 context instead of original var. Make sure the types
821 are correct for VLAs.
823 2010-04-21 Richard Guenther <rguenther@suse.de>
825 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
826 to non-pointer objects.
828 2010-04-21 Jakub Jelinek <jakub@redhat.com>
830 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
831 last chain entry if it starts with the still current label.
832 (add_location_or_const_value_attribute): Check that
833 loc_list->first->next is NULL instead of comparing ->first with ->last.
834 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
835 to add_var_loc_to_decl.
837 * dwarf2out.c (output_call_frame_info): For dw_cie_version
838 >= 4 add also address size and segment size fields into CIE header.
840 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
841 long as address size is the same as sizeof (void *) and
843 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
844 address size or segment size is unexpected, return DW_EH_PE_omit.
845 (classify_object_over_fdes): If get_cie_encoding returned
846 DW_EH_PE_omit, return -1.
847 (init_object): If classify_object_over_fdes returned -1,
848 pretend there were no FDEs at all.
850 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
852 * config/i386/i386.md (bswap<mode>2): Macroize expander from
853 bswap{si,di}2 using SWI48 mode iterator.
854 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
855 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
856 set modrm attribute of bswap insn to 0 and remove length attribute.
857 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
858 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
859 set mode attribute to <MODE> and remove length attribute.
861 2010-04-20 James E. Wilson <wilson@codesourcery.com>
863 PR rtl-optimization/43520
864 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
865 zero available registers.
867 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
869 * builtins.c (fold_builtin_cproj): Fold more cases.
871 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
873 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
874 (fold_builtin_1): Fold builtin cproj.
875 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
876 Use ATTR_CONST_NOTHROW_LIST.
878 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
880 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
881 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
882 ffsi2_no_cmove for !TARGET_CMOVE.
883 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
884 (ffssi2): Remove expander.
885 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
887 (ctz<mode>2): Ditto from ctz{si,di}2.
888 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
890 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
893 2010-04-20 Jakub Jelinek <jakub@redhat.com>
895 * dwarf2out.c (AT_linkage_name): Define.
896 (clone_as_declaration): Handle DW_AT_linkage_name.
897 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
898 of DW_AT_MIPS_linkage_name.
899 (move_linkage_attr): Likewise.
900 (dwarf2out_finish): Likewise.
902 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
905 * fold-const.c (fold_comparison): New folding rule.
907 2010-04-20 Anatoly Sokolov <aesok@post.ru>
909 * double-int.h (double_int_setbit): Declare.
910 * double-int.c (double_int_setbit): New function.
911 * rtl.h (immed_double_int_const): Declare.
912 * emit-rtl.c (immed_double_int_const): New function.
913 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
914 and immed_double_int_const functions.
915 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
916 expand_copysign_bit): (Ditto.).
917 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
918 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
919 * dojump.c (prefer_and_bit_test): (Ditto.).
920 * expr.c (convert_modes, reduce_to_bit_field_precision,
921 const_vector_from_tree): (Ditto.).
922 * expmed.c (mask_rtx, lshift_value): (Ditto.).
924 2010-04-20 Jan Hubicka <jh@suse.cz>
926 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
927 (dump_cgraph_node): Dump new flags.
928 * cgraph.h (struct cgraph_node): Add flags
929 reachable_from_other_partition and in_other_partition.
930 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
931 other partition can not be removed.
932 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
933 the other partition must be output; silence sanity checking on
934 leaking functions bodies from other paritition.
935 * lto-cgraph.c (reachable_from_other_partition_p): New function.
936 (lto_output_node): Output new flags; do not sanity check that inline
937 clones are output; drop lto_forced_extern_inline_p code; do not mock
938 visibility flags at partition boundaries.
939 (add_node_to): New function.
940 (output_cgraph): Use it to sort functions so masters appear before
942 (input_overwrite_node): Input new flags.
943 * passes.c (ipa_write_summaries): Do not call
944 lto_new_extern_inline_states.
945 * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
946 lto_delete_extern_inline_states, lto_force_functions_extern_inline,
947 lto_forced_extern_inline_p): Kill.
948 * lto-streamer.h (lto_new_extern_inline_states,
949 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
950 lto_forced_extern_inline_p): Kill.
952 2010-04-20 Richard Guenther <rguenther@suse.de>
954 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
955 from vars that can have pointers.
956 (process_constraint): Dump useless constraints.
958 2010-04-20 Richard Guenther <rguenther@suse.de>
960 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
961 (dump_sa_points_to_info): Remove asserts.
962 (init_base_vars): nothing_id isn't an escape point nor does it
965 2010-04-20 Jakub Jelinek <jakub@redhat.com>
967 * tree.h (TYPE_REF_IS_RVALUE): Define.
968 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
969 should_move_die_to_comdat, prune_unused_types_walk): Handle
970 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
971 (modified_type_die, gen_reference_type_die): Emit
972 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
973 if TYPE_REF_IS_RVALUE and -gdwarf-4.
975 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
978 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
979 calls for -fpic -m31 if they have been sibcall optimized.
981 2010-04-19 James E. Wilson <wilson@codesourcery.com>
983 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
984 ar.lc fixed and call-used.
986 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
988 2010-04-19 Jan Hubicka <jh@suse.cz>
990 * opts.c (decode_options): Disable whpr incompatible passes.
991 * lto/lto.c (lto_1_to_1_map): Skip clones.
992 (read_cgraph_and_symbols): Do not mark everything as needed.
993 (do_whole_program_analysis): Do map only after optimizing;
994 set proper cgraph_state; use passmanager.
996 2010-04-19 DJ Delorie <dj@redhat.com>
998 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
999 POINTER_PLUS_EXPR and fix them.
1001 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
1003 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
1004 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
1005 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
1006 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
1007 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
1008 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
1009 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
1010 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
1011 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
1012 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
1013 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
1015 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
1017 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
1018 (check_cond_move_block): Likewise.
1019 (cond_move_process_if_block): Likewise.
1020 (noce_find_if_block): Improve formatting.
1021 (find_if_header): Pass 0 to memset and tweak conditions.
1022 (cond_exec_find_if_block): Fix long lines and tweak conditions.
1024 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1026 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
1030 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
1031 with non-local decl doesn't need chain.
1033 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
1035 * ira-color.c (allocno_reload_assign): Avoid accumulating
1036 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
1038 2010-04-19 Martin Jambor <mjambor@suse.cz>
1040 * gimple.h (create_tmp_reg): Declare.
1041 * gimplify.c (create_tmp_reg): New function.
1042 (gimplify_return_expr): Use create_tmp_reg.
1043 (gimplify_omp_atomic): Likewise.
1044 (gimple_regimplify_operands): Likewise.
1045 * tree-dfa.c (make_rename_temp): Likewise.
1046 * tree-predcom.c (predcom_tmp_var): Likewise.
1047 (reassociate_to_the_same_stmt): Likewise.
1048 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
1049 (get_replaced_param_substitute): Likewise.
1050 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1051 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
1052 * tree-ssa-pre.c (get_representative_for): Likewise.
1053 (create_expression_by_pieces): Likewise.
1054 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
1055 (create_tailcall_accumulator): Likewise.
1057 2010-04-19 Martin Jambor <mjambor@suse.cz>
1059 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
1061 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
1063 2010-04-19 Richard Guenther <rguenther@suse.de>
1065 PR tree-optimization/43796
1066 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
1067 from SCEV in the lattice.
1068 (vrp_visit_phi_node): Dump change.
1070 2010-04-19 Richard Guenther <rguenther@suse.de>
1072 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
1073 * configure: Re-generated.
1075 2010-04-19 Richard Guenther <rguenther@suse.de>
1077 PR tree-optimization/43783
1078 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
1079 constant ARRAY_REF operands two and three if possible.
1081 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
1084 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
1086 2010-04-19 Jie Zhang <jie@codesourcery.com>
1089 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
1091 2010-04-19 Ira Rosen <irar@il.ibm.com>
1093 PR tree-optimization/37027
1094 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
1095 and macro to access it.
1096 (vectorizable_reduction): Add argument.
1097 (vect_get_slp_defs): Likewise.
1098 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
1099 statements for possible use in SLP.
1100 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
1101 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
1102 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
1104 (vectorizable_reduction): Likewise.
1105 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
1107 (vectorizable_type_demotion, vectorizable_type_promotion,
1108 vectorizable_store): Likewise.
1109 (vect_analyze_stmt): Update call to vectorizable_reduction.
1110 (vect_transform_stmt): Likewise.
1111 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
1112 (vect_build_slp_tree): Fix indentation. Check that there are no loads
1113 from different interleaving chains in same node.
1114 (vect_slp_rearrange_stmts): New function.
1115 (vect_supported_load_permutation_p): Allow load permutations for
1116 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
1117 inside SLP nodes if necessary.
1118 (vect_analyze_slp_instance): Handle reductions.
1119 (vect_analyze_slp): Try to build SLP instances originating from groups
1121 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
1122 (vect_get_constant_vectors): Create initial vectors for reductions
1123 according to reduction code. Add new argument.
1124 (vect_get_slp_defs): Add new argument, pass it to
1125 vect_get_constant_vectors.
1126 (vect_schedule_slp_instance): Remove SLP tree root statements.
1128 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1130 * tree.h (ENUM_IS_SCOPED): Define.
1131 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
1132 for ENUM_IS_SCOPED enums.
1134 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
1136 * fold-const.c (fold_comparison): Use ssizetype.
1137 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
1138 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
1139 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
1140 * tree-object-size.c (compute_object_sizes): Use size_type_node.
1142 * tree.h (initialize_sizetypes): Remove parameter.
1143 (build_common_tree_nodes): Remove second parameter.
1144 * stor-layout.c (initialize_sizetypes): Remove parameter.
1145 Always create an unsigned type.
1146 (set_sizetype): Assert that the passed type is unsigned and simplify.
1147 * tree.c (build_common_tree_nodes): Remove second parameter.
1148 Adjust call to initialize_sizetypes.
1149 * c-decl.c (c_init_decl_processing): Remove second argument in call to
1150 build_common_tree_nodes.
1152 2010-04-18 Matthias Klose <doko@ubuntu.com>
1154 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
1156 2010-04-18 Ira Rosen <irar@il.ibm.com>
1158 PR tree-optimization/43771
1159 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
1160 load permutation doesn't have gaps.
1162 2010-04-18 Jan Hubicka <jh@suse.cz>
1164 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
1165 (sse_prologue_save_insn expander): Use new pattern.
1166 (sse_prologue_save_insn1): New pattern and splitter.
1167 (sse_prologue_save_insn): Update to deal also with 64bit aligned
1169 * i386.c (setup_incoming_varargs_64): Do not compute jump
1171 (ix86_gimplify_va_arg): Update alignment needed.
1172 (ix86_local_alignment): Do not align all local arrays to 128bit.
1174 2010-04-17 Jan Hubicka <jh@suse.cz>
1176 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
1178 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1180 * arm.md (negdi2): Remove redundant code to force values into a
1183 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1185 * arm/bpabi.S: Add EABI alignment attributes to objects.
1186 * arm/bpabi-v6m.S: Likewise.
1187 * arm/crti.asm: Likewise.
1188 * arm/crtn.asm: Likewise.
1189 * arm/lib1funcs.asm: Likewise.
1190 * arm/libunwind.S: Likewise.
1192 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1194 * arm-protos.h (tune_params): New structure.
1195 * arm.c (current_tune): New variable.
1196 (arm_constant_limit): Delete.
1197 (struct processors): Add pointer to the tune parameters.
1198 (arm_slowmul_tune): New tuning option.
1199 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
1200 (all_cores): Adjust to pick up the tuning model.
1201 (arm_constant_limit): New function.
1202 (arm_override_options): Select the appropriate tuning model. Delete
1203 initialization of arm_const_limit.
1204 (arm_split_constant): Use the new constant-limit model.
1205 (arm_rtx_costs): Pick up the current tuning model.
1206 * arm.md (is_strongarm, is_xscale): Delete.
1207 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
1208 for Xscale variant architectures.
1209 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
1211 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1213 * config/arm/arm.c (arm_gen_constant): Remove unused variable
1215 (arm_rtx_costs_1): Remove unused variable extra_cost.
1216 (arm_unwind_emit_set): Use variable offset.
1217 (thumb1_output_casesi): Remove unused variable flags.
1219 2010-04-16 Jeff Law <law@redhat.com>
1221 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
1222 needing assignment rather than doing a two-phase assignment. Remove
1223 unused variable 'm'.
1225 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1228 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
1230 2010-04-16 Doug Kwan <dougkwan@google.com>
1232 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
1233 (next_operand_entry_id): New static variable.
1234 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
1235 (add_to_ops_vec): Assigned unique ID to operand entry.
1236 (struct oecount_s): New field ID.
1237 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
1238 (undistribute_ops_list): Assign unique IDs to oecounts.
1239 (init_reassoc): reset next_operand_entry_id.
1241 2010-04-16 Doug Kwan <dougkwan@google.com>
1243 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
1244 missing left parenthesis.
1246 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
1248 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
1249 *btdi_rex64 using SWI48 mode iterator.
1250 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
1251 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
1252 *jcc_btdi_mask_rex64.
1254 2010-04-16 Anatoly Sokolov <aesok@post.ru>
1256 * double-int.h (tree_to_double_int): Convert to macro.
1257 * double-int.c (tree_to_double_int): Remove.
1259 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1262 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
1263 with want_address 2 and in case a single element list might be
1264 possible, call it again with want_address 0.
1266 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1268 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
1269 case 'W' print operands for HI mode.
1270 * config/h8300/h8300.h (Y0, Y2) : New constraints.
1271 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
1272 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
1273 * config/h8300/predicate.md (bit_register_indirect_operand): New.
1275 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
1277 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
1278 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
1279 #xx:3 and #xx:4 mode.
1281 * config/h8300/h8300.md (inverted load with HImode dest): Add
1282 support for H8300SX.
1284 * config/h8300/predicate.md (bit_operand): Allow immediate values that
1285 satisfy 'U' constraint.
1287 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1289 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
1290 * configure: Regenerate.
1291 * config.in: Regenerate.
1292 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
1295 2010-04-16 Richard Guenther <rguenther@suse.de>
1297 * tree.h (struct tree_decl_minimal): Move pt_uid ...
1298 (struct tree_decl_common): ... here.
1299 (DECL_PT_UID): Adjust.
1300 (SET_DECL_PT_UID): Likewise.
1301 (DECL_PT_UID_SET_P): Likewise.
1303 2010-04-16 Richard Guenther <rguenther@suse.de>
1305 PR tree-optimization/43572
1306 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
1307 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
1308 * tree-flow.h (is_call_clobbered): Remove.
1309 * tree-flow-inline.h (is_call_clobbered): Likewise.
1310 * tree-dfa.c (dump_variable): Do not dump call clobber state.
1311 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
1312 (execute_return_slot_opt): Adjust.
1313 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
1314 check for call clobbered vars here.
1315 (find_tail_calls): Move tailcall verification to the
1318 2010-04-16 Diego Novillo <dnovillo@google.com>
1320 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
1322 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1325 * config/arm/arm.md (cbranchqi4): New pattern.
1326 * config/arm/predicates.md (const0_operand,
1327 cbranchqi4_comparison_operator): New predicates.
1329 2010-04-16 Richard Guenther <rguenther@suse.de>
1331 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
1332 (dump_gimple_stmt): Likewise.
1334 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1336 * recog.h (struct recog_data): New field is_operator.
1337 (struct insn_operand_data): New field is_operator.
1338 * recog.c (extract_insn): Set recog_data.is_operator.
1339 * genoutput.c (output_operand_data): Emit code to set the
1341 * reload.c (find_reloads): Use it rather than testing for an
1342 empty constraint string.
1345 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
1346 If the previous insn is a cbranchsi4_insn with the same arguments,
1347 omit the compare instruction.
1349 * config/arm/arm.md (addsi3_cbranch): If destination is a high
1350 register, inputs must be low registers and we need a low register
1351 scratch. Handle alternative 2 like alternative 3.
1353 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1355 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
1356 don't call get_addr on both. If one expression is a VALUE and
1357 the other a REG, check VALUE's locs if the REG isn't among them.
1359 2010-04-16 Christian Bruel <christian.bruel@st.com>
1361 * config/sh/sh.h (sh_frame_pointer_required): New function.
1362 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
1363 (flag_omit_frame_pointer) Set.
1364 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
1365 (rounded_frame_size): Adjust size with outgoing_args_size.
1366 (sh_set_return_address): Must return from stack pointer.
1367 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
1368 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1369 (ACCUMULATE_OUTGOING_ARGS): Define.
1370 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
1371 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
1373 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1376 * config/sh/sh.c (sh_legitimize_reload_address): Use
1377 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
1378 Remove a unneeded check for offset_base.
1380 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
1382 * configure: Regenerated.
1384 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1386 * config/s390/s390.c (s390_call_save_register_used): Switch back
1387 to HARD_REGNO_NREGS.
1389 2010-04-15 Richard Guenther <rguenther@suse.de>
1391 * alias.c (alias_set_subset_of): Handle alias-set zero
1394 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
1395 Julian Brown <julian@codesourcery.com>
1397 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
1398 alternatives according to use of high and low regs.
1399 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
1400 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
1401 optimizing for size on Thumb-2.
1403 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
1405 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
1407 2010-04-15 Richard Guenther <rguenther@suse.de>
1409 * tree-ssa-structalias.c (struct variable_info): Add
1411 (new_var_info): Initialize it.
1412 (dump_constraints): Support printing last added constraints.
1413 (debug_constraints): Adjust.
1414 (dump_constraint_graph): Likewise.
1415 (make_heapvar_for): Check for NULL cfun.
1416 (get_function_part_constraint): New function.
1417 (get_fi_for_callee): Likewise.
1418 (find_func_aliases): Properly implement IPA PTA constraints.
1419 (process_ipa_clobber): New function.
1420 (find_func_clobbers): Likewise.
1421 (insert_into_field_list_sorted): Remove.
1422 (create_function_info_for): Properly allocate vars for IPA mode.
1423 Do not use insert_into_field_list_sorted.
1424 (create_variable_info_for): Properly generate constraints for
1425 global vars in IPA mode.
1426 (dump_solution_for_var): Always dump the solution.
1427 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
1428 (find_what_var_points_to): Adjust.
1429 (pt_solution_set): Change.
1430 (pt_solution_ior_into): New function.
1431 (pt_solution_empty_p): Export.
1432 (pt_solution_includes_global): Adjust.
1433 (pt_solution_includes_1): Likewise.
1434 (pt_solutions_intersect_1): Likewise.
1435 (dump_sa_points_to_info): Check some invariants.
1436 (solve_constraints): Move constraint dumping ...
1437 (compute_points_to_sets): ... here.
1438 (ipa_pta_execute): ... and here.
1439 (compute_may_aliases): Do not re-compute points-to info
1440 locally if IPA info is available.
1441 (ipa_escaped_pt): New global var.
1442 (ipa_pta_execute): Properly implement IPA PTA.
1443 * tree-into-ssa.c (dump_decl_set): Support dumping
1444 decls not in referenced-vars.
1445 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
1446 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
1447 (dump_points_to_solution): Likewise.
1448 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
1449 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
1450 (remap_gimple_stmt): Reset call clobber/use information if necessary.
1451 (copy_decl_to_var): Copy DECL_PT_UID.
1452 (copy_result_decl_to_var): Likewise.
1453 * tree.c (make_node_stat): Initialize DECL_PT_UID.
1454 (copy_node_stat): Copy it.
1455 * tree.h (DECL_PT_UID): New macro.
1456 (SET_DECL_PT_UID): Likewise.
1457 (DECL_PT_UID_SET_P): Likewise.
1458 (struct tree_decl_minimal): Add pt_uid member.
1459 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
1460 (pt_solution_empty_p): Declare.
1461 (pt_solution_set): Adjust.
1462 (ipa_escaped_pt): Declare.
1463 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
1464 * gimple-pretty-print.c (pp_points_to_solution): New function.
1465 (dump_gimple_call): Dump call clobber/use information.
1466 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
1467 * tree-pass.h (TDF_ALIAS): New dump option.
1468 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
1469 * doc/invoke.texi (-fipa-pta): Update documentation.
1471 2010-04-15 Richard Guenther <rguenther@suse.de>
1473 * Makefile.in (OBJS-common): Add gimple-fold.o.
1474 (gimple-fold.o): New rule.
1475 * tree.h (maybe_fold_offset_to_reference,
1476 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
1478 * gimple.h: ... here.
1479 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
1480 may_propagate_address_into_dereference): Move prototypes ...
1481 * gimple.h: ... here.
1482 * tree-ssa-ccp.c (get_symbol_constant_value,
1483 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
1484 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
1485 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
1486 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
1487 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
1488 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
1489 gimplify_and_update_call_from_tree): Move ...
1490 * gimple-fold.c: ... here. New file.
1491 (ccp_fold_builtin): Rename to ...
1492 (gimple_fold_builtin): ... this.
1493 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
1495 2010-04-15 Richard Guenther <rguenther@suse.de>
1497 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
1498 fit_double_type, force_fit_type_double, add_double_with_sign,
1499 neg_double, mul_double_with_sign, lshift_double, rshift_double,
1500 lrotate_double, rrotate_double, div_and_round_double): Move ...
1501 * double-int.c: ... here.
1502 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
1503 add_double, neg_double, mul_double_with_sign, mul_double,
1504 lshift_double, rshift_double, lrotate_double, rrotate_double,
1505 div_and_round_double): Move prototypes ...
1506 * double-int.h: ... here.
1508 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
1511 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
1512 matching constraints to ensure inputs match the output.
1514 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1517 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
1518 in an input-only operand.
1520 2010-04-15 Anatoly Sokolov <aesok@post.ru>
1522 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
1523 (double_int_not, double_int_lshift, double_int_rshift): Declare.
1524 (double_int_negative_p): Convert to static inline function.
1525 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
1526 (double_int_negative_p): Remove.
1527 * tree.h (lshift_double, rshift_double):
1528 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
1529 * fold-const.c (fold_convert_const_int_from_real,
1530 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
1531 (lshift_double): Change type of arith argument to bool.
1532 (rshift_double): Change type of arith argument to bool. Correct
1534 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1536 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
1539 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
1540 at the start and end of the then/else blocks, and omit them from the
1542 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
1543 argument; all callers changed. Pass zero to old_insns_match_p instead.
1544 (flow_find_head_matching_sequence): New function.
1545 (old_insns_match_p): Check REG_EH_REGION notes for calls.
1546 * basic-block.h (flow_find_cross_jump,
1547 flow_find_head_matching_sequence): Declare functions.
1549 2010-04-14 Jason Merrill <jason@redhat.com>
1552 * c-common.c (attribute_takes_identifier_p): New fn.
1553 * c-common.h: Declare it.
1555 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1557 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1559 (*udivmod<mode>4): Ditto.
1561 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1563 * config/i386/i386.md (maxmin_int): Rename code attribute from
1564 maxminiprefix and update all users.
1565 (maxmin_float): Ditto from maxminfprefix.
1566 (logic): Ditto from logicprefix.
1567 (absneg_mnemonic): Ditto from absnegprefix.
1568 * config/i386/mmx.md: Update all users of maxminiprefix,
1569 maxminfprefix and logicprefix for rename.
1570 * config/i386/sse.md: Ditto.
1571 * config/i386/sync.md (sync_<code><mode>): Update for
1574 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1577 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1578 warnings converted to errors.
1580 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1582 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1583 used insn_type variable.
1584 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1585 to avoid set-but-not-used warning.
1587 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1589 * df-core.c (df_ref_debug): Change format string placeholder
1591 * dwarf2asm.c (dw2_asm_output_data_raw,
1592 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1593 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1594 * dwarf2out.c (output_cfi, output_cfi_directive,
1595 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1596 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1598 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1599 * print-rtl.c (print_rtx): Ditto.
1601 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1604 * builtins.c (expand_builtin_pow_root): New function to expand pow
1605 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1606 series of sqrt and cbrt calls under -ffast-math.
1607 (expand_builtin_pow): Call it.
1609 2010-04-14 Michael Matz <matz@suse.de>
1611 PR tree-optimization/42963
1612 * tree-cfg.c (touched_switch_bbs): New static variable.
1613 (group_case_labels_stmt): New function broken out from ...
1614 (group_case_labels): ... here, use the above.
1615 (start_recording_case_labels): Allocate touched_switch_bbs.
1616 (end_recording_case_labels): Deallocate it, call
1617 group_case_labels_stmt.
1618 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1620 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1622 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1625 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1627 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1629 2010-04-13 Jan Hubicka <jh@suse.cz>
1631 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1632 of optimized out static functions.
1633 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1634 cost computation. Also sanity check for overflows.
1635 (update_caller_keys): Update cgraph_edge_badness call; properly
1636 update fibheap and sanity check that it is up to date.
1637 (add_new_edges_to_heap): Update cgraph_edge_badness.
1638 (cgraph_decide_inlining_of_small_function): Likewise;
1639 add sanity checking that badness in heap is up to date;
1640 improve dumping of reason; Update badness of calls to the
1641 offline copy of function currently inlined; dump badness
1642 of functions not inlined because of unit growth limits.
1644 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1647 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1648 because of sign-extension change when converting to sizetype here...
1649 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1651 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1652 the folding to constants. Remove redundant final conversion.
1653 (fold_binary) <associate>: Do not associate if the re-association of
1654 constants alone overflows.
1655 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1656 to the end of the list.
1657 (multiple_of_p) <COND_EXPR>: New case.
1659 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1661 * opt-functions.awk (opt_sanitized_name): New.
1663 * optc-gen.awk: Use it
1664 * opth-gen.awk: Use it.
1666 2010-04-13 Martin Jambor <mjambor@suse.cz>
1668 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1669 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1670 children. Call replace_uses_with_default_def_ssa_name to handle
1673 2010-04-13 Michael Matz <matz@suse.de>
1676 * builtins.c (expand_builtin_interclass_mathfn): Also create
1677 a register if the predicate doesn't match.
1679 2010-04-13 Diego Novillo <dnovillo@google.com>
1681 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1682 * c-pch.c: Include timevar.h.
1683 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1684 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1685 * ggc-common.c: Include timevar.h.
1686 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1687 * timevar.def (TV_PCH_SAVE): Define.
1688 (TV_PCH_CPP_SAVE): Define.
1689 (TV_PCH_PTR_REALLOC): Define.
1690 (TV_PCH_PTR_SORT): Define.
1691 (TV_PCH_RESTORE): Define.
1692 (TV_PCH_CPP_RESTORE): Define.
1694 2010-04-13 Michael Matz <matz@suse.de>
1696 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1698 (can_reassociate_p): New function.
1699 (break_up_subtract_bb, reassociate_bb): Use it.
1701 2010-04-13 Richard Guenther <rguenther@suse.de>
1704 * builtins.c (c_readstr): Fix assert.
1706 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1708 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1709 when generating cltd insn.
1711 (*ashl<mode>3_1): Remove special handling for register operand 2.
1712 (*ashlsi3_1_zext): Ditto.
1713 (*ashlhi3_1): Ditto.
1714 (*ashlhi3_1_lea): Ditto.
1715 (*ashlqi3_1): Ditto.
1716 (*ashlqi3_1_lea): Ditto.
1717 (*<shiftrt_insn><mode>3_1): Ditto.
1718 (*<shiftrt_insn>si3_1_zext): Ditto.
1719 (*<shiftrt_insn>qi3_1_slp): Ditto.
1720 (*<rotate_insn><mode>3_1): Ditto.
1721 (*<rotate_insn>si3_1_zext): Ditto.
1722 (*<rotate_insn>qi3_1_slp): Ditto.
1724 2010-04-13 Richard Guenther <rguenther@suse.de>
1726 * tree-ssa-structalias.c (callused_id): Remove.
1727 (call_stmt_vars): New.
1728 (get_call_vi): Likewise.
1729 (lookup_call_use_vi): Likewise.
1730 (lookup_call_clobber_vi): Likewise.
1731 (get_call_use_vi): Likewise.
1732 (get_call_clobber_vi): Likewise.
1733 (make_transitive_closure_constraints): Likewise.
1734 (handle_const_call): Adjust to do per-call call-used handling.
1735 (handle_pure_call): Likewise.
1736 (find_what_var_points_to): Remove general callused handling.
1737 (init_base_vars): Likewise.
1738 (init_alias_vars): Initialize call_stmt_vars.
1739 (compute_points_to_sets): Process call-used and call-clobbered
1740 vars for call statements.
1741 (delete_points_to_sets): Free call_stmt_vars.
1743 2010-04-13 Richard Guenther <rguenther@suse.de>
1745 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1746 Only add RW dependence for dependence distance zero.
1747 Adjust maximal vectorization factor according to dependences.
1748 Move alignment handling ...
1749 (vect_find_same_alignment_drs): ... here. New function.
1750 (vect_analyze_data_ref_dependences): Adjust.
1751 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1752 (vect_analyze_data_refs): Adjust minimal vectorization factor
1753 according to data references.
1754 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1755 dependences before determining the vectorization factor.
1756 Analyze alignment after determining the vectorization factor.
1757 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1758 dependences before alignment.
1759 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1761 (vect_analyze_data_refs): Likewise.
1762 (MAX_VECTORIZATION_FACTOR): New define.
1764 2010-04-13 Duncan Sands <baldrick@free.fr>
1766 * except.h (lang_eh_type_covers): Remove.
1767 * except.c (lang_eh_type_covers): Likewise.
1769 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1770 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1772 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1773 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1774 UNITS_PER_LONG where it is ABI relevant.
1775 (s390_return_addr_rtx): Likewise.
1776 (s390_back_chain_rtx): Likewise.
1777 (s390_frame_area): Likewise.
1778 (s390_frame_info): Likewise.
1779 (s390_initial_elimination_offset): Likewise.
1780 (save_gprs): Likewise.
1781 (s390_emit_prologue): Likewise.
1782 (s390_emit_epilogue): Likewise.
1783 (s390_function_arg_advance): Likewise.
1784 (s390_function_arg): Likewise.
1785 (s390_va_start): Likewise.
1786 (s390_gimplify_va_arg): Likewise.
1787 (s390_function_profiler): Likewise.
1788 (s390_optimize_prologue): Likewise.
1789 (s390_rtx_costs): Likewise.
1790 (s390_secondary_reload): Likewise.
1791 (s390_promote_function_mode): Likewise.
1792 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1793 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1794 registers available.
1795 (s390_unwind_word_mode): New function.
1796 (s390_function_value): Split 64 bit values into register pair if
1797 used as return value.
1798 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1799 function call parameters. Handle parallels.
1800 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1801 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1802 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1803 (s390_expand_setmem): Remove unused variable src_addr.
1804 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1805 deal with 64 bit registers.
1806 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1807 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1808 (UNITS_PER_LONG): New macro.
1809 * libjava/include/s390-signal.h: Define extended ucontext
1810 structure containing the upper halfs of the 64 bit registers.
1812 2010-04-13 Simon Baldwin <simonb@google.com>
1814 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1816 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1818 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1819 rvalue on the RHS if the LHS is of a non-renamable type.
1820 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1822 2010-04-13 Matthias Klose <doko@ubuntu.com>
1824 * gcc.c (cc1_options): Handle -iplugindir before processing
1825 the cc1 spec. Only add -iplugindir once.
1826 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1828 * common.opt (iplugindir): Remove `Separate' property, initialize.
1829 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1831 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1832 (distclean): Remove plugin dir.
1833 * doc/invoke.texi: Document -iplugindir.
1835 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1837 * doc/plugins.texi (Loading Plugins): Document short
1838 -fplugin=foo option.
1839 (Plugin API): Mention default_plugin_dir_name function.
1841 * gcc.c (find_file_spec_function): Add new declaration.
1842 (static_spec_func): Use it for "find-file".
1843 (find_file_spec_function): Add new function.
1844 (cc1_options): Add -iplugindir option if -fplugin* options found.
1846 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1848 * plugin.c (add_new_plugin): Updated comment, and handle short
1850 (default_plugin_dir_name): Added new function.
1852 * common.opt (iplugindir): New option to set the plugin directory.
1854 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1856 * config/i386/i386.md (any_rotate): New code iterator.
1857 (rotate_insn): New code attribute.
1859 (SWIM124): New mode iterator.
1860 (<rotate_insn>ti3): New expander.
1861 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1862 any_rotate code iterator.
1863 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1864 using any_rotate code iterator and SWIM124 mode iterator.
1865 (ix86_rotlti3): New insn_and_split pattern.
1866 (ix86_rotrti3): Ditto.
1867 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1868 ix86_rotl{di,ti}3 patterns.
1869 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1870 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1871 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1872 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1873 code iterator and SWI mode iterator.
1874 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1875 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1877 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1878 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1879 (bswap rotatert splitter): Add splitter.
1880 (bswap splitter): Macroize splitter using any_rotate code iterator.
1881 Add insn predicate to split only for TARGET_USE_XCHGB or when
1882 optimizing function for size.
1884 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1886 * config/pa/pa.c (emit_move_sequence): Remove use of
1887 deleted variable flag_argument_noalias.
1889 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1891 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1893 Add to unsupported targets list.
1894 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1895 sparc*-sun-solaris2.[567]* from target lists.
1896 * configure: Regenerate.
1897 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1899 Remove Solaris 7 patch references.
1900 (Specific, sparc-sun-solaris2.7): Removed.
1901 (sparc-sun-solaris2*): Update Solaris 7 example.
1902 (sparc64-*-solaris2*): Likewise.
1904 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1906 * config.build (alpha*-dec-osf4*): Remove.
1907 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1908 of obsolete configurations.
1909 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1911 * config/alpha/t-osf4: Renamed to ...
1912 * config/alpha/t-osf5: ... this.
1913 * config/alpha/osf.h: Renamed to ...
1914 * config/alpha/osf5.h: ... this.
1915 Merged old osf5.h contents.
1917 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1918 (EXTRA_SPECS): Removed.
1919 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1920 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1923 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1925 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1927 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
1930 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1931 __thiscall convention.
1933 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1935 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1937 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1939 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1941 * function.c (assign_parms_initialize_all): Add unused attribute
1944 2010-04-12 Richard Guenther <rguenther@suse.de>
1946 * gsstruct.def (GSS_CALL): New.
1947 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1948 * gimple.h: Include tree-ssa-alias.h.
1949 (struct gimple_statement_call): New.
1950 (union gimple_statement_struct_d): Add gimple_call member.
1951 (gimple_call_reset_alias_info): Declare.
1952 (gimple_call_use_set): New function.
1953 (gimple_call_clobber_set): Likewise.
1954 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1955 * gimple.c (gimple_call_reset_alias_info): New function.
1956 (gimple_build_call_1): Call it.
1957 * lto-streamer-in.c (input_gimple_stmt): Likewise.
1958 * tree-inline.c (remap_gimple_stmt): Likewise.
1959 (expand_call_inline): Remove callused handling.
1960 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1961 * tree-dfa.c (dump_variable): Likewise.
1962 * tree-parloops.c (parallelize_loops): Likewise.
1963 * tree-ssa.c (init_tree_ssa): Likewise.
1964 (delete_tree_ssa): Likewise.
1965 * tree-flow-inline.h (is_call_used): Remove.
1966 * tree-flow.h (struct gimple_df): Remove callused member.
1967 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1968 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1969 (ref_maybe_used_by_call_p_1): Simplify.
1970 (call_may_clobber_ref_p_1): Likewise.
1971 * tree-ssa-structalias.c (compute_points_to_sets): Set
1972 the call stmt used and clobbered sets.
1973 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1974 (find_tail_calls): Verify the tail call.
1976 2010-04-12 Richard Guenther <rguenther@suse.de>
1978 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1979 single-iteration always-inline inlining.
1980 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1981 (cgraph_decide_inlining): Do not handle always-inline specially.
1982 (try_inline): Remove always-inline cycle detection special case.
1983 Do not recurse on always-inlines.
1984 (cgraph_early_inlining): Do not iterate if not optimizing.
1985 (cgraph_gate_early_inlining): remove.
1986 (pass_early_inline): Run unconditionally.
1987 (gate_cgraph_decide_inlining): New function.
1988 (pass_ipa_inline): Use it. Do not run the IPA inliner if
1989 not inlining or optimizing.
1990 (cgraph_decide_inlining_of_small_functions): Also consider
1991 always-inline functions.
1992 (cgraph_default_inline_p): Return true for nodes which should
1993 disregard inline limits.
1994 (estimate_function_body_sizes): Assume zero size and time for
1995 nodes which are marked as disregarding inline limits.
1996 (cgraph_decide_recursive_inlining): Do not perform recursive
1997 inlining on always-inline nodes.
1999 2010-04-12 Jakub Jelinek <jakub@redhat.com>
2002 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
2003 for exprs satisfying handled_component_p.
2005 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
2007 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
2008 non-constant aggregate elements.
2010 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
2011 is a real initialization.
2013 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
2016 * c-decl.c (start_function): Move forward check for nested function.
2018 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2020 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
2021 * config/sh/sh.c: Include reload.h.
2022 (sh_legitimize_reload_address): New.
2023 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
2024 sh_legitimize_reload_address.
2026 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2028 * config/sh/sh.md (*movqi_pop): New insn pattern.
2029 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
2031 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2033 * config/i386/i386.md (any_shiftrt): New code iterator.
2034 (shiftrt_insn): New code attribute.
2036 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
2037 using any_shiftrt code iterator.
2038 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
2039 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
2040 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
2041 pattern from corresponding peephole2 patterns.
2042 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
2043 using any_shiftrt code iterator.
2044 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
2045 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
2046 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
2047 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
2048 *{ashr,lshr}<mode>3_cmp_zext.
2049 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
2051 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2053 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
2055 (*lshr<mode>3_cconly): Ditto.
2057 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2059 * config/i386/i386.md (lshr<mode>3): Macroize expander from
2060 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2061 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2062 pattern from *lshr{di,ti}3_1 and corresponding splitters using
2064 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2065 from corresponding peephole2 patterns.
2066 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
2067 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
2068 and *lshrdi3_1_rex64 using SWI mode iterator.
2069 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
2070 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
2071 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
2072 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
2073 and *lshrdi3_cmp_rex64 using SWI mode iterator.
2074 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
2075 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
2076 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
2077 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
2080 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
2082 * config/i386/i386.md (ashr<mode>3): Macroize expander from
2083 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2084 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2085 pattern from *ashr{di,ti}3_1 and corresponding splitters using
2087 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2088 from corresponding peephole2 patterns.
2089 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
2090 (ashrsi3_cvt): Rename from ashrsi3_31.
2091 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
2092 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
2093 and x86_64_shift_adj_3 using SWI48 mode iterator.
2094 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
2095 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
2096 and *ashrdi3_1_rex64 using SWI mode iterator.
2097 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
2098 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
2099 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
2100 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
2101 and *ashrdi3_cmp_rex64 using SWI mode iterator.
2102 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
2103 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
2104 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
2105 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
2107 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
2108 * config/i386/i386.c (ix86_split_ashr): Update for renamed
2109 x86_shift<mode>_adj_3 expanders.
2111 2010-04-10 Wei Guozhi <carrot@google.com>
2114 * config/arm/arm.c (arm_pic_static_addr): New function.
2115 (legitimize_pic_address): Call arm_pic_static_addr when it detects
2117 (arm_output_addr_const_extra): Output expression for new pattern.
2118 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
2120 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
2122 * ira-costs.c (record_reg_classes): Ignore alternatives that are
2125 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
2126 * web.c: Include "insn-config.h" and "recog.h".
2127 (union_match_dups): New function.
2128 (web_main): Call it.
2129 (union_defs): Don't try to recognize match_dups.
2131 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
2132 if doing so would replace the entire pattern.
2134 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2138 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
2139 and splitter pattern. Change splitter operand 1 predicate to
2142 2010-04-09 Martin Jambor <mjambor@suse.cz>
2144 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
2145 lattices are addresses of CONST_DECLs with the same initial value.
2146 (ipcp_print_all_lattices): Print values of CONST_DECLs.
2147 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
2149 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
2150 Bernd Schmidt <bernds@codesourcery.com>
2152 * loop-invariant.c (replace_uses): New static function.
2153 (move_invariant_reg): Use it to ensure we can replace the uses.
2155 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
2157 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
2159 (picochip_override_options): Enable section anchors only above -O1.
2160 (picochip_reorg): Fixed a couple of build warnings.
2162 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2164 * configure.ac (plugin -rdynamic test): Log result.
2165 * configure: Regenerate.
2166 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
2167 (RDYNAMIC_SPEC): Define.
2168 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
2170 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2172 * configure.ac: Determine Sun ld version numbers.
2173 (comdat_group): Restrict GNU ld version checks to gld.
2174 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
2175 (enable_comdat): Support --enable-comdat.
2176 * configure: Regenerate.
2177 * doc/install.texi (Configuration): Document --enable-comdat.
2179 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2181 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
2182 * config/sol2-gld.h: ... here.
2183 * config.gcc (sparc*-*-solaris2*): Reflect this.
2184 (i[34567]86-*-solaris2*): Use it.
2186 2010-04-09 Steve Ellcey <sje@cup.hp.com>
2188 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
2190 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
2192 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2195 * diagnostic.c (diagnostic_initialize): Initialize
2196 some_warnings_are_errors.
2197 (diagnostic_finish): New.
2198 (diagnostic_action_after_output): Call it before exiting.
2199 (diagnostic_report_diagnostic): Do not print message here. Set
2200 some_warnings_are_errors.
2201 * diagnostic.h (diagnostic_context): Delete
2202 issue_warnings_are_errors_message. Add some_warnings_are_errors.
2203 (diagnostic_finish): Declare.
2204 * toplev.c (toplev_main): Call it before exit.
2206 2010-04-09 Jason Merrill <jason@redhat.com>
2209 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
2210 for incomplete type.
2213 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
2214 based on a warning flag.
2216 2010-04-09 Richard Guenther <rguenther@suse.de>
2218 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
2220 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
2223 * varasm.c (default_assemble_visibility): Wrap vars that are
2224 set, but unused, by targets without GAS.
2225 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
2226 Remove set, but unused, vars.
2227 (rs6000_legitimize_tls_address): Likewise.
2228 (altivec_expand_dst_builtin): Likewise.
2229 * config/darwin.c (machopic_classify_symbol): Likewise.
2230 (machopic_indirection_name): Likewise.
2232 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2234 * config/i386/i386.md (DWI): New mode iterator.
2235 (S): New mode attribute.
2236 (shift_operand): Ditto.
2237 (shift_immediate_operand): Ditto.
2238 (ashl_input_operand): Ditto.
2239 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
2240 using SDWIM mode iterator.
2241 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
2242 pattern from *ashl{di,ti}3_1 and corresponding splitters using
2244 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
2245 from corresponding peephole2 patterns.
2246 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
2247 and x86_64_shift_adj_1 using SWI48 mode iterator.
2248 (x86_shift<mode>_adj_2): Ditto.
2249 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
2250 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
2251 using SWI48 mode iterator.
2252 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
2253 *ashldi3_cmp_rex64 using SWI mode iterator.
2254 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
2255 *ashldi3_cconly_rex64 using SWI mode iterator.
2256 * config/i386/i386.c (ix86_split_ashl): Update for renamed
2257 x86_shift<mode>_adj_{1,2}.
2258 (ix86_split_ashr): Ditto.
2259 (ix86_split_lshr): Ditto.
2261 2010-04-09 Richard Guenther <rguenther@suse.de>
2263 * target.h (builtin_conversion): Pass in input and output types.
2264 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
2265 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
2266 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
2267 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
2269 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
2271 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
2273 2010-04-09 Richard Guenther <rguenther@suse.de>
2276 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
2278 2010-04-09 Richard Guenther <rguenther@suse.de>
2280 * tree-vectorizer.h (struct _stmt_vec_info): Document
2281 that vectype is the type of the LHS.
2282 (supportable_widening_operation, supportable_narrowing_operation):
2283 Get both input and output vector types as arguments.
2284 (vect_is_simple_use_1): Declare.
2285 (get_same_sized_vectype): Likewise.
2286 * tree-vect-loop.c (vect_determine_vectorization_factor):
2287 Set STMT_VINFO_VECTYPE to the vector type of the def.
2288 (vectorizable_reduction): Adjust.
2289 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
2290 Adjust. Specify the output vector type.
2291 (vect_pattern_recog_1): Adjust.
2292 * tree-vect-stmts.c (get_same_sized_vectype): New function.
2293 (vectorizable_call): Adjust.
2294 (vectorizable_conversion): Likewise.
2295 (vectorizable_operation): Likewise.
2296 (vectorizable_type_demotion): Likewise.
2297 (vectorizable_type_promotion): Likewise.
2298 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
2300 (vect_is_simple_use_1): New function.
2301 (supportable_widening_operation): Get both input and output
2303 (supportable_narrowing_operation): Likewise.
2304 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
2306 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
2308 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
2309 __thiscall and _thiscall as predefined macros.
2310 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
2311 thiscall attribute handling.
2312 (ix86_comp_type_attributes): Likewise.
2313 (ix86_function_regparm): Likewise.
2314 (ix86_return_pops_args): Likewise.
2315 (init_cumulative_args): Likewise.
2316 (find_drap_reg): Likewise.
2317 (ix86_static_chain): Likewise.
2318 (x86_this_parameter): Likewise.
2319 (x86_output_mi_thunk): Likewise.
2320 (ix86_attribute_table): Add description for thiscall attribute.
2321 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
2322 * doc/extend.texi: Add documentation for thiscall.
2324 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2327 * c.opt (Wint-to-pointer-cast): Available in C++.
2328 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
2330 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
2332 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
2333 * calls.c (expand_call): Pass the function type to aggregate_value_p.
2334 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
2335 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
2336 function type instead. Reorder and simplify checks.
2338 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
2340 2010-04-08 Jing Yu <jingyu@google.com>
2341 Zdenek Dvorak <ook@ucw.cz>
2343 PR tree-optimization/42720
2344 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
2345 loop unswitch conditions here from ...
2346 (tree_unswitch_single_loop): ... here.
2348 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2350 * tree-if-conv.c: Fix comments and simplify logic.
2352 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2354 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
2355 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
2356 (main_tree_if_conversion): Update call to tree_if_conversion.
2358 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2361 * doc/invoke.texi (-b,-V): Delete.
2362 * doc/tm.texi: Do not mention -b.
2363 * gcc.c (display_help): Delete -b and -V.
2364 (process_command): Delete -b and -V.
2365 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
2367 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
2368 Wolfgang Gellerich <gellerich@de.ibm.com>
2370 Implement target hook for loop unrolling
2371 * target.h (loop_unroll_adjust): Add a new target hook function.
2372 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
2373 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
2374 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
2375 (s390_loop_unroll_adjust): Implement the new target hook for s390.
2376 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
2378 (decide_unroll_stupid): Likewise.
2380 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2383 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
2385 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2387 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
2388 (Specific, *-*-solaris2*): Likewise.
2389 Don't prefer Sun as over GNU as.
2391 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
2393 * config/s390/s390.c (override_options): Adjust the z10
2394 defaults for max-unroll-times, max-completely-peeled-insns
2395 and max-completely-peel-times.
2397 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2399 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
2400 instructions for z10.
2401 (s390_expand_setmem): Likewise.
2402 (s390_expand_cmpmem): Likewise.
2404 2010-04-08 Richard Guenther <rguenther@suse.de>
2406 PR tree-optimization/43679
2407 * tree-ssa-pre.c (eliminate): Only propagate copies.
2409 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2412 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
2413 set but not used variable warning.
2415 2010-04-08 Wei Guozhi <carrot@google.com>
2418 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
2419 (arm_size_rtx_costs): Call the new function when optimized for size.
2421 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2424 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
2425 op0 is not a MEM, just return NULL instead of assertion
2427 (discover_nonconstant_array_refs): Don't walk debug stmts.
2429 2010-04-08 Doug Kwan <dougkwan@google.com>
2431 * configure.ac: Recognize gold and do not use its version number
2432 to test ld features.
2433 * configure: Regenerate.
2435 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
2438 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
2439 (negate_value): Move code to push elements to broken_up_substracts ...
2440 (eliminate_plus_minus_pair): ... here. Push operands that have no
2441 negative pair to plus_negates.
2442 (repropagate_negates, init_reassoc, fini_reassoc): Update.
2444 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2446 * doc/install.texi (Configuration): Move description of
2447 --enable-lto, --with-libelf*, --enable-gold from Java section to
2450 * doc/generic.texi (Working with declarations)
2451 (Function Properties, C and C++ Trees): Fix typos.
2452 * doc/sourcebuild.texi (Top Level): Likewise.
2454 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2457 * tree.h (DECL_READ_P): Define.
2458 (struct tree_decl_common): Add decl_read_flag.
2459 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
2460 a set but not used warning.
2461 (merge_decls): Merge DECL_READ_P flag.
2462 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
2463 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
2464 * c-common.c (handle_used_attribute, handle_unused_attribute):
2466 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
2468 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
2470 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
2471 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
2472 c_parser_binary_expression, c_parser_cast_expression,
2473 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
2474 Call default_function_array_read_conversion instead of
2475 default_function_array_conversion where needed.
2476 (c_parser_unary_expression, c_parser_conditional_expression,
2477 c_parser_postfix_expression_after_primary, c_parser_initelt):
2478 Likewise. Call mark_exp_read where needed.
2479 (c_parser_statement_after_labels, c_parser_asm_operands,
2480 c_parser_typeof_specifier, c_parser_sizeof_expression,
2481 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
2483 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
2485 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
2486 (warn_unused_but_set_parameter): Default to warn_unused
2488 * doc/invoke.texi: Document -Wunused-but-set-variable and
2489 -Wunused-but-set-parameter.
2491 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
2492 used count variable.
2493 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
2494 when operandN variables aren't used in the body of the expander
2496 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
2497 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
2498 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
2499 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
2500 FOR_EACH_IMM_USE_ON_STMT): Likewise.
2501 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
2502 * tree.c (PROCESS_ARG): Likewise.
2504 2010-04-07 Simon Baldwin <simonb@google.com>
2506 * diagnostic.h (diagnostic_override_option_index): New macro to
2507 set a diagnostic's option_index.
2508 * c-tree.h (c_cpp_error): Add warning reason argument.
2509 * opts.c (_warning_as_error_callback): New.
2510 (register_warning_as_error_callback): Store callback for
2511 warnings enabled via enable_warning_as_error.
2512 (enable_warning_as_error): Call callback, minor code tidy.
2513 * opts.h (register_warning_as_error_callback): Declare.
2514 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
2515 response to -Werror=.
2516 (c_common_init_options): Register warning_as_error_callback in opts.c.
2517 * common.opt: Add -Wno-cpp option.
2518 * c-common.c (struct reason_option_codes_t): Map cpp warning
2519 reason codes to gcc option indexes.
2520 * (c_option_controlling_cpp_error): New function, lookup the gcc
2521 option index for a cpp warning reason code.
2522 * (c_cpp_error): Add warning reason argument, call
2523 c_option_controlling_cpp_error for diagnostic_override_option_index.
2524 * doc/invoke.texi: Document -Wno-cpp.
2526 2010-04-07 Richard Guenther <rguenther@suse.de>
2528 * ipa-reference.c (mark_load): Use get_base_address.
2529 (mark_store): Likewise.
2531 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
2532 inserting GIMPLE_NOPs into the IL.
2533 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2534 Explicitly strip handled components and indirect references.
2536 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
2537 folding address expressions.
2538 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
2539 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
2540 operand_equal_p to compare decls.
2541 (ptr_deref_may_alias_decl_p): Likewise.
2542 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
2543 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
2544 Handle reversed comparison ops.
2545 * tree-sra.c (asm_visit_addr): Use get_base_address.
2546 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
2547 * ipa-reference.c (mark_address): Use get_base_address.
2549 2010-04-07 Richard Guenther <rguenther@suse.de>
2551 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2552 Propagate constants everywhere.
2554 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2557 * tree.c (MAX_INT_CACHED_PREC): Define.
2558 (nonstandard_integer_type_cache): New array.
2559 (build_nonstandard_integer_type): Cache results for precision
2560 <= MAX_INT_CACHED_PREC.
2562 2010-04-07 Richard Guenther <rguenther@suse.de>
2564 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
2565 -fargument-noalias-global, -fargument-noalias-anything): Remove.
2566 * common.opt: Likewise.
2567 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2568 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2569 (nonoverlapping_memrefs_p): Likewise.
2570 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2571 * opts.c (common_handle_option): Handle OPT_fargument_alias,
2572 OPT_fargument_noalias, OPT_fargument_noalias_anything and
2573 OPT_fargument_noalias_global for backward compatibility.
2575 2010-04-07 Richard Guenther <rguenther@suse.de>
2577 PR tree-optimization/43270
2578 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2579 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2580 * tree-ssa-pre.c (phi_translate_1): Adjust.
2581 (fully_constant_expression): Split out vn_reference handling to ...
2582 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2583 Fold reads from constant strings.
2584 (vn_reference_lookup): Handle fully constant references.
2585 (vn_reference_lookup_pieces): Likewise.
2586 * Makefile.in (expmed.o-warn): Add -Wno-error.
2588 2010-04-07 Martin Jambor <mjambor@suse.cz>
2590 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2592 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2595 * gcc.c: Add -static-libstdc++ to list of recognized options.
2597 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2599 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2601 2010-04-07 Richard Guenther <rguenther@suse.de>
2604 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2605 bases build simple mem attributes to retain points-to information.
2607 2010-04-07 Richard Guenther <rguenther@suse.de>
2610 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2611 preserve points-to related information.
2613 2010-04-07 Richard Guenther <rguenther@suse.de>
2616 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2617 discard plain indirect references.
2618 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2619 * tree.c (tree_nop_conversion): Likewise.
2621 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2624 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2626 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2628 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2629 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2631 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2633 * tree-if-conv.c: Fix indentation and comments.
2635 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2637 * tree-if-conv.c: Sort static functions in topological order.
2639 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2641 * tree-if-conv.c: Fix indentation and comments.
2643 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2646 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2647 lang_hooks.types.type_for_size instead of
2648 build_nonstandard_integer_type.
2649 When converting an unsigned type to signed, double its precision.
2650 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2651 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2652 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2655 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2658 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2659 POINTER_PLUS_EXPR for pointer types.
2661 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2664 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2665 * graphite-clast-to-gimple.c: Include langhooks.h.
2666 (max_signed_precision_type): New.
2667 (max_precision_type): Takes two types as arguments.
2668 (precision_for_value): New.
2669 (precision_for_interval): New.
2670 (gcc_type_for_interval): New.
2671 (gcc_type_for_value): New.
2672 (gcc_type_for_clast_term): New.
2673 (gcc_type_for_clast_red): New.
2674 (gcc_type_for_clast_bin): New.
2675 (gcc_type_for_clast_expr): Split up into several functions.
2676 (gcc_type_for_clast_eq): Rewritten.
2677 (compute_bounds_for_level): New.
2678 (compute_type_for_level_1): New.
2679 (compute_type_for_level): New.
2680 (gcc_type_for_cloog_iv): Removed.
2681 (gcc_type_for_iv_of_clast_loop): Rewritten.
2682 (graphite_create_new_loop): Compute the lower and upper bound types
2683 with gcc_type_for_clast_expr.
2684 (graphite_create_new_loop_guard): Same.
2685 (find_cloog_iv_in_expr): Removed.
2686 (compute_cloog_iv_types_1): Removed.
2687 (compute_cloog_iv_types): Removed.
2688 (gloog): Do not call compute_cloog_iv_types.
2689 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2691 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2692 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2693 (GBB_CLOOG_IV_TYPES): Removed.
2695 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2697 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2698 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2699 (detect_commutative_reduction): Same.
2701 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2703 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2704 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2706 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2707 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2708 (rewrite_commutative_reductions_out_of_ssa): Same.
2709 * passes.c (execute_function_todo): Call verify_ssa for every pass
2710 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2711 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2712 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2713 with an extra argument.
2714 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2715 verify_ssa only when the extra argument is true.
2716 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2717 with an extra argument.
2718 (tree_transform_and_unroll_loop): Same.
2720 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2722 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2723 for all the passes of the LNO having LOOP_CLOSED_SSA.
2724 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2725 * tree-loop-distribution.c (pass_loop_distribution): Same.
2726 * tree-pass.h (TODO_verify_loops): Removed.
2727 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2729 (pass_tree_unswitch): Same.
2730 (pass_predcom): Same.
2731 (pass_vectorize): Same.
2732 (pass_linear_transform): Same.
2733 (pass_graphite_transforms): Same.
2734 (pass_iv_canon): Same.
2735 (pass_complete_unroll): Same.
2736 (pass_complete_unrolli): Same.
2737 (pass_parallelize_loops): Same.
2738 (pass_loop_prefetch): Same.
2739 (pass_iv_optimize): Same.
2741 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2744 * passes.c (init_optimization_passes): Move pass_lim before
2745 pass_copy_prop and pass_dce_loop.
2747 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2750 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2751 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2752 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2753 MULTI_* defines for 4 argument vpermil2p* builtins.
2755 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2757 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2758 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2759 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2760 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2761 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2762 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2763 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2764 Use x86_maybe_negate_const_int to output insn mnemonic.
2765 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2766 check from instruction predicate. Update comments.
2767 * config/i386/sync.md (sync_add<mode>): Use
2768 x86_maybe_negate_const_int to output insn mnemonic.
2770 2010-04-06 Jan Hubicka <jh@suse.cz>
2772 PR tree-optimization/42906
2773 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2774 IGNORE_SELF argument. Set visited_control_parents for fully
2776 (find_obviously_necessary_stmts): Update call of
2777 mark_control_dependent_edges_necessary.
2778 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2780 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2782 * config/i386/i386.md: Remove comment about 'e' and 'E'
2785 2010-04-06 Richard Guenther <rguenther@suse.de>
2787 PR tree-optimization/43627
2788 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2789 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2792 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2794 * BASE-VER: Change to 4.6.0.
2797 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2800 2010-04-06 Richard Guenther <rguenther@suse.de>
2803 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2805 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2807 * doc/invoke.texi (Optimize Options): Document that LTO
2808 won't remove object access purely due to incompatible
2811 2010-04-04 Matthias Klose <doko@ubuntu.com>
2813 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2814 Initialize variable.
2816 2010-04-03 Richard Guenther <rguenther@suse.de>
2819 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2820 require a non-NULL MEM_OFFSET.
2822 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2824 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2825 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2826 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2827 config/alpha/predicates.md, config/arm/arm.md,
2828 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2829 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2830 config/darwin9.h, config/darwin.c, config/darwin.h,
2831 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2832 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2833 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2834 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2835 config/mips/mips.md, config/mn10300/mn10300.c,
2836 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2837 config/rs6000/aix.h, config/rs6000/dfp.md,
2838 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2839 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2840 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2841 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2842 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2843 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2844 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2845 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2846 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2847 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2848 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2849 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2850 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2851 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2852 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2853 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2854 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2855 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2856 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2857 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2858 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2859 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2860 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2861 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2862 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2863 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2864 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2865 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2866 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2867 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2868 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2869 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2870 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2871 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2872 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2873 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2875 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2878 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2879 * aclocal.m4: Regenerate.
2881 2010-04-02 Richard Guenther <rguenther@suse.de>
2883 PR tree-optimization/43629
2884 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2885 if we have seen a constant value.
2887 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2889 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2891 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2894 * arm.c (legitimize_tls_address): Adjust call to
2895 gen_tls_load_dot_plus_four.
2896 (arm_note_pic_base): New function.
2897 (arm_cannot_copy_insn_p): Use it.
2898 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2901 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2906 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2908 * Makefile.in ($(out_object_file)): Depend on
2909 gt-$(basename $(notdir $(out_file))).h.
2911 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2913 * config.gcc (lm32-*-rtems*): Add t-lm32.
2915 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2917 * config.gcc: Add lm32-*-rtems*.
2918 * config/lm32/rtems.h: New file.
2920 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2923 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2925 2010-04-01 Jakub Jelinek <jakub@redhat.com>
2927 * dwarf2out.c (output_compilation_unit_header): For
2928 -gdwarf-4 use version 4 instead of version 3.
2929 (output_line_info): For version 4 and above emit additional
2930 maximum ops per insn header field.
2931 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2933 * dwarf2out.c (is_c_family, is_java): Remove.
2934 (lower_bound_default): New function.
2935 (add_bound_info, gen_descr_array_type_die): Use it.
2937 2010-04-01 Dodji Seketeli <dodji@redhat.com>
2940 * dwarf2out.c (gen_variable_die): Allow debug info for variable
2941 re-declaration when it happens in a function.
2943 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
2945 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2946 (cgraph_remove_function_insertion_hook): Same.
2947 (cgraph_call_function_insertion_hooks): Same.
2949 2010-04-01 Richard Guenther <rguenther@suse.de>
2952 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2953 and TREE_THIS_VOLATILE.
2954 (copy_ref_info): Likewise.
2955 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2956 * tree.c (build6_stat): Ignore side-effects of all but arg5
2957 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
2960 2010-04-01 Richard Guenther <rguenther@suse.de>
2962 PR tree-optimization/43607
2963 * ipa-type-escape.c (check_call): Do not access non-existing
2966 2010-04-01 Richard Guenther <rguenther@suse.de>
2970 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2971 Jack Howarth <howarth@bromo.med.uc.edu>
2973 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2976 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2978 * doc/install.texi (Prerequisites): Document libelf usability on
2979 IRIX 5/6 and Solaris 2.
2980 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2981 Update GNU as, GNU ld requirements.
2982 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2983 Document Sun Studio compiler download.
2984 Update and simplify as, ld recommendations.
2985 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2987 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2989 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2990 with_tune_32 to pentium4.
2992 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2994 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2996 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2998 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2999 obsoletion, removal.
3001 Document GNU as requirement.
3002 Update configure requirements.
3003 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
3004 Recomment IRIX 6.5.18+.
3005 Document IDF/IDL requirement.
3006 Document GNU as requirement.
3007 Document GNU ld bootstrap failure.
3008 Remove freeware.sgi.com reference.
3010 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3012 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
3013 UNIX V4.0, V5.0 obsoletion, removal.
3014 Remove --with-gc=simple reference.
3015 Update VM requirements during bootstrap.
3016 Remove -oldas bootstrap description.
3017 Update binutils reference.
3018 Remove comparison failure note.
3020 2010-03-31 Richard Guenther <rguenther@suse.de>
3021 Zdenek Dvorak <ook@ucw.cz>
3022 Sebastian Pop <sebastian.pop@amd.com>
3025 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
3026 with multiple arguments.
3027 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
3029 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3031 * graphite-dependences.c (print_pddr): Call print_pdr with an
3033 * graphite-poly.c (debug_pdr): Add an extra argument for the
3036 (print_pbb_domain): Same.
3038 (print_scop_context): Same.
3040 (print_cloog): Same.
3041 (debug_pbb_domain): Same.
3045 (debug_scop_context): Same.
3047 (debug_cloog): Same.
3048 (print_scop_params): Same.
3049 (debug_scop_params): Same.
3050 (print_iteration_domain): Same.
3051 (print_iteration_domains): Same.
3052 (debug_iteration_domain): Same.
3053 (debug_iteration_domains): Same.
3054 (print_scattering_function): Same.
3055 (print_scattering_functions): Same.
3056 (debug_scattering_function): Same.
3057 (debug_scattering_functions): Same.
3058 * graphite-poly.h (debug_pdr): Update declaration.
3060 (print_pbb_domain): Same.
3062 (print_scop_context): Same.
3064 (print_cloog): Same.
3065 (debug_pbb_domain): Same.
3069 (debug_scop_context): Same.
3071 (debug_cloog): Same.
3072 (print_scop_params): Same.
3073 (debug_scop_params): Same.
3074 (print_iteration_domain): Same.
3075 (print_iteration_domains): Same.
3076 (debug_iteration_domain): Same.
3077 (debug_iteration_domains): Same.
3078 (print_scattering_function): Same.
3079 (print_scattering_functions): Same.
3080 (debug_scattering_function): Same.
3081 (debug_scattering_functions): Same.
3083 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3085 * graphite-poly.c (print_scattering_function_1): New.
3086 (print_scattering_function): Call it.
3087 (print_scop_params): Remove spaces at the end of lines.
3090 * graphite-poly.h (print_cloog): Declared.
3091 (debug_cloog): Declared.
3093 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3095 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
3097 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
3098 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
3099 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
3100 to switch between adding the IV bump in loop->latch or in loop->header.
3102 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3104 * graphite-poly.c (print_scattering_function): Pretty print following
3107 (print_pbb_domain): Same.
3108 (dump_gbb_cases): Same.
3109 (dump_gbb_conditions): Same.
3112 (print_scop_params): Same.
3113 (print_scop_context): Same.
3115 (print_pbb_body): New.
3116 (lst_indent_to): New.
3117 (print_lst): Start new lines with a #.
3118 * graphite-poly.h (pbb_bb): New.
3119 (pbb_index): Use pbb_bb.
3120 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
3122 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
3124 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3126 * dwarf2out.c (size_of_die): For -gdwarf-4 use
3127 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
3128 and 0 instead of 1 for dw_val_class_flag.
3129 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
3130 dw_val_class_range_list, dw_val_class_loc_list,
3131 dw_val_class_lineptr and dw_val_class_macptr, use
3132 DW_FORM_flag_present for dw_val_class_flag and
3133 DW_FORM_exprloc for dw_val_class_loc.
3134 (output_die): For -gdwarf-4 print dw_val_class_loc
3135 size as uleb128 instead of 1 or 2 bytes and don't print
3136 anything for dw_val_class_flag.
3138 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
3139 instead of cselib_lookup following by tweaking locs->setting_insn.
3142 * cselib.c (cselib_process_insn): Clear cselib_current_insn
3143 even before returning from label, setjmp call or volatile asm
3146 2010-03-31 Richard Guenther <rguenther@suse.de>
3149 * cgraphunit.c (cgraph_output_in_order): Do not allocate
3150 temporary data on stack.
3152 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3154 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
3155 (PUSHSECTION_ASM_OP): Remove.
3156 (POPSECTION_ASM_OP): Remove.
3157 (PUSHSECTION_FORMAT): Remove.
3158 * config/sol2.h (PUSHSECTION_FORMAT): Define.
3159 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
3160 * config/sol2.c (solaris_output_init_fini): Use it.
3162 2010-03-31 Jie Zhang <jie@codesourcery.com>
3165 * opt-functions.awk (var_type_struct): Use signed char type
3166 for simple variables.
3168 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3170 * config/sol2.c: Include output.h.
3171 (solaris_assemble_visibility): New function.
3172 * config/t-sol2 (sol2.o): Add output.h dependency.
3173 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
3174 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
3177 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3180 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
3181 V2SImode or XFmode on PRE_DEC.
3184 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
3187 2010-03-31 Jie Zhang <jie@codesourcery.com>
3190 * reload.h (caller_save_initialized_p): Declare.
3191 * toplev.c (backend_init_target): Don't call
3192 init_caller_save but set caller_save_initialized_p to false.
3193 * caller-save.c (caller_save_initialized_p): Define.
3194 (init_caller_save): Check caller_save_initialized_p.
3195 * ira.c (ira): Call init_caller_save if flag_caller_saves.
3197 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3200 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
3201 and soft-fp/t-softfp to tmake_file.
3202 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
3203 (LIBGCC2_TF_CEXT): Define.
3206 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
3209 * cselib.c (n_useless_values): Document handling of debug locs.
3210 (n_useless_debug_values, n_debug_values): New variables.
3211 (new_elt_loc_list): Don't add to debug values, keep count.
3212 (promote_debug_loc): New.
3213 (cselib_reset_table): Zero new variables.
3214 (entry_and_rtx_equal_p): Promote debug locs.
3215 (discard_useless_locs): Increment n_useless_debug_values for
3217 (remove_useless_values): Adjust n_useless_values and n_debug_values
3218 with n_useless_debug_values.
3219 (add_mem_for_addr): Promote debug locs.
3220 (cselib_lookup_mem): Likewise.
3221 (cselib_lookup_addr): Renamed to...
3222 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
3223 (cselib_log_lookup): ... this. Turn into...
3224 (cselib_lookup_addr): ... new wrapper.
3225 (cselib_lookup_from_insn): New.
3226 (cselib_invalidate_regno): Increment n_useless_debug_values for
3228 (cselib_invalidate_mem): Likewise.
3229 (cselib_process_insn): Take n_deleted and n_debug_values into
3230 account to guard remove_useless_value call.
3231 (cselib_finish): Zero n_useless_debug_values.
3232 * cselib.h (cselib_lookup_from_insn): Declare.
3233 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
3234 (sched_analyze_2): Likewise.
3236 2010-03-30 Jakub Jelinek <jakub@redhat.com>
3238 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
3240 (adjust_mems): Replace narrowing SUBREG of expression containing
3241 just PLUS, MINUS, MULT and ASHIFT of registers and constants
3242 with operations in the narrower mode.
3245 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
3246 regs_invalidated_by_call instead all call_used_reg_set registers.
3248 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
3251 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
3252 pointer comparisons with types_compatible_p.
3253 * tree-vect-stmts.c (vectorizable_call): Same.
3254 (vectorizable_condition): Same.
3256 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3258 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
3259 stack check if the mask would be zero.
3261 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3262 Jack Howarth <howarth@bromo.med.uc.edu>
3264 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3267 2010-03-30 Joseph Myers <joseph@codesourcery.com>
3270 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
3272 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
3273 Include ___unordxf2 and ___unordtf2.
3274 * config/i386/libgcc-glibc.ver: Do not define inheritance from
3277 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
3279 * config/lm32/t-lm32: New file.
3280 * config.gcc: Use the above file when targetting lm32.
3282 2010-03-28 Duncan Sands <baldrick@free.fr>
3284 * Makefile.in (PLUGIN_HEADERS): Add except.h.
3286 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3289 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
3290 Improve vectorization cost model diagnostic.
3292 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3295 * tree-vect-data-refs.c (vect_analyze_data_refs): When
3296 compute_data_dependences_for_loop returns false, early exit
3297 and output an extra diagnostic for the failed data reference
3300 2010-03-29 Richard Guenther <rguenther@suse.de>
3302 PR tree-optimization/43560
3303 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
3304 (can_sm_ref_p): Treat stores to readonly locations as trapping.
3306 2010-03-29 Jie Zhang <jie@codesourcery.com>
3309 * toplev.c (process_options): Set optimization_default_node
3310 and optimization_current_node.
3311 * opts.c (decode_options): Don't set optimization_default_node
3312 and optimization_current_node.
3314 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
3316 * config/rtems.h: Abandon -qrtems_debug.
3318 2010-03-28 Jan Hubicka <jh@suse.cz>
3320 PR tree-optimization/43505
3321 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
3322 map should not be copied.
3324 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3327 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
3328 cdtors, set DECL_PRESERVE_P.
3329 * ipa.c (cgraph_externally_visible_p): Return true if declaration
3332 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
3334 PR tree-optimization/43528
3335 * stor-layout.c (place_field): Check that constant fits into
3336 unsigned HWI when skipping calculation of MS bitfield layout.
3338 2010-03-27 Jan Hubicka <jh@suse.cz>
3341 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
3342 notice_global_symbol work.
3344 2010-03-27 Jakub Jelinek <jakub@redhat.com>
3346 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
3347 instead of dwarf2out_decl.
3348 (struct var_loc_node): Remove section_label field.
3349 (dwarf2out_function_decl): New function.
3350 (dwarf2out_var_location): Don't set section_label field.
3351 (dwarf2out_begin_function): Don't empty decl_loc_table here.
3353 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3355 PR tree-optimization/43544
3356 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3357 First argument for builtin vectorized function hook is now a
3358 tree to be able to distinguish between machine specific and
3360 * targhooks.c (default_builtin_vectorized_function): Ditto.
3361 * targhooks.h (default_builtin_vectorized_function): Ditto.
3362 * target.h (struct gcc_target): Ditto.
3363 * tree-vect-stmts.c (vectorizable_function): Ditto.
3364 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
3365 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
3368 2010-03-26 Joseph Myers <joseph@codesourcery.com>
3371 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
3372 nested binding iff it is a FUNCTION_DECL.
3373 (store_parm_decls_newstyle): Pass nested=true to bind for
3374 FUNCTION_DECLs amongst parameters.
3376 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3378 * var-tracking.c (vt_expand_loc_callback): Don't run
3379 cselib_expand_value_rtx_cb in dummy mode if
3380 cselib_dummy_expand_value_rtx_cb returned false.
3382 * var-tracking.c (emit_note_insn_var_location): For one part
3383 notes with offset 0, don't add EXPR_LIST around the location.
3384 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
3385 add_location_or_const_value_attribute): Adjust for that change.
3388 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
3389 into first operand and location into second.
3390 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
3391 dw_cfi_oprnd_loc for DW_CFA_expression.
3392 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
3393 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
3394 assume first argument is regnum and second argument is location.
3396 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3399 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
3400 of scratch register to DImode. Split to DImode comparison operator.
3401 Use SImode subreg of scratch register in the multiplication.
3402 (*cmp_sadd_sidi): Ditto.
3403 (*cmp_ssub_si): Ditto.
3404 (*cmp_ssub_sidi): Ditto.
3406 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3409 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
3410 Remove invalid assert and wrong comment.
3412 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3415 * flags.h (final_insns_dump_p): New extern.
3416 * final.c (final_insns_dump_p): New variable.
3417 (rest_of_clean_state): Set it before -fdump-final-insns=
3418 dumping, clear afterwards.
3419 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
3420 MEM_ALIAS_SET on MEMs.
3422 2010-03-26 David S. Miller <davem@davemloft.net>
3424 * configure.ac: Fix sparc GOTDATA_OP bug check.
3425 * configure: Rebuild.
3427 2010-03-26 Alan Modra <amodra@gmail.com>
3429 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
3431 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3433 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
3434 TLS_SECTION_ASM_FLAG.
3436 2010-03-25 Jakub Jelinek <jakub@redhat.com>
3439 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
3440 Clear first_function_block_is_cold.
3443 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
3444 argument if the argument is truth_value_p.
3446 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3448 * config/rs6000/constraints.md: Update copyright year for my changes.
3451 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
3452 used in reg+reg addressing, swap registers.
3454 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3457 * target.h (struct gcc_target): Add code_end hook.
3458 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
3460 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
3461 * toplev.c (compile_file): Call targetm.asm_out.code_end
3462 hook before unwind info/debug info output.
3463 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
3464 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
3465 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3466 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
3467 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3468 * config/i386/i386.c (ix86_file_end): Renamed to...
3469 (ix86_code_end): ... this. Make static. Don't call
3470 file_end_indicate_exec_stack. Emit unwind info using
3471 final_start_function/final_end_function.
3472 (darwin_x86_file_end): Remove.
3473 (TARGET_ASM_CODE_END): Define.
3474 * config/i386/i386.h (TARGET_ASM_FILE_END,
3475 NEED_INDICATE_EXEC_STACK): Don't define.
3476 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
3477 (TARGET_ASM_FILE_END): Define to darwin_file_end.
3478 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
3479 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
3482 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
3483 at the beginning and final_end_function at the end.
3484 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3486 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3488 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
3489 and Sun as TLS syntax.
3490 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
3491 * configure: Regenerate.
3492 * config.in: Regenerate.
3493 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
3494 (default_elf_asm_named_section): Use it.
3495 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
3496 (i386_output_dwarf_dtprel): Likewise.
3497 (output_addr_const_extra): Likewise.
3498 (output_pic_addr_const): Lowercase @GOTTPOFF.
3499 (output_addr_const_extra): Likewise.
3500 (output_pic_addr_const): Lowercase @GOTNTPOFF.
3501 (output_addr_const_extra): Likewise.
3502 (output_pic_addr_const): Lowercase @INDNTPOFF.
3503 (output_addr_const_extra): Likewise.
3504 (output_pic_addr_const): Lowercase @NTPOFF.
3505 (output_addr_const_extra): Likewise.
3506 (output_pic_addr_const): Lowercase @TPOFF.
3507 (output_addr_const_extra): Likewise.
3508 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
3509 (*tls_global_dynamic_64): Likewise.
3510 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
3511 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
3513 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
3514 (ASM_OUTPUT_TLS_COMMON): Use it.
3515 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
3518 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
3519 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
3520 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
3521 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
3522 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3523 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
3525 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3527 * config/i386/i386.c (override_options): Don't accept
3528 -mtls-dialect=sun any longer.
3529 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
3530 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
3531 (*tls_local_dynamic_base_32_sun): Likewise.
3532 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3534 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3537 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3538 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
3541 * ira.c (adjust_cleared_regs): New function.
3542 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
3546 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
3548 * expr.c (expand_expr_real): Restore previous
3549 curr_insn_source_location and curr_insn_block after
3550 expand_expr_real_1 call.
3551 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
3552 instead of expand_expr_real_1.
3554 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
3556 PR rtl-optimization/43413
3557 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
3560 2010-03-22 James E. Wilson <wilson@codesourcery.com>
3563 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
3564 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
3566 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3568 * config/i386/i386.c (ix86_target_string): Add -mfma.
3569 Fix a typo in comment.
3571 2010-03-22 Mike Stump <mikestump@comcast.net>
3574 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3575 Don't overly align based upon packed packed fields.
3577 2010-03-22 Jason Merrill <jason@redhat.com>
3579 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3580 Use () rather than [], and move before the element type.
3582 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3584 * doc/configfiles.texi (Configuration Files): Removed
3585 fixinc/Makefile*, intl/Makefile.*.
3586 * doc/makefile.texi: Fixed markup. Abstract from version
3587 control system used.
3588 (Makefile): Removed obsolete gcc/java/parse.y example.
3589 * doc/sourcebuild.texi: Likewise.
3590 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3591 libgomp, libssp. Removed fastjar.
3592 (Miscellaneous Docs): Clarify location.
3593 Added COPYING3, COPYING3.LIB.
3594 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3596 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3599 * config/i386/i386.c (x86_function_profiler)
3600 [!NO_PROFILE_COUNTERS]: Fix typo.
3601 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3604 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3605 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3607 * doc/sourcebuild.texi (Test Directives): Split into six
3608 subsections, with most of the current text in new subsections
3609 Directives, Selectors, and Final Actions.
3610 (Directives): Split list of test directives into multiple
3612 (Selectors): Describe use and syntax of selectors.
3613 (Effective-Target Keywords): Describe all existing keywords.
3614 (Add Options): Describe features for dg-add-options.
3615 (Require Support): Describe variants of dg-require-support.
3616 (Final Actions): Describe commands to use in dg-final.
3618 2010-03-22 Michael Matz <matz@suse.de>
3621 * recog.c (validate_replace_rtx_group): Replace also in
3622 REG_EQUAL and REG_EQUIV notes.
3624 2010-03-22 Richard Guenther <rguenther@suse.de>
3626 PR tree-optimization/43390
3627 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3628 sure vector extracts are type correct.
3630 2010-03-22 Richard Guenther <rguenther@suse.de>
3633 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3634 x * sqrt (x) even when optimizing for size if the target
3635 has native support for sqrt.
3637 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3639 * varasm.c (make_decl_rtl_for_debug): Also clear
3640 flag_mudflap for the duration of make_decl_rtl call.
3643 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3644 locs from preserved VALUEs.
3646 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3649 * pa.md (movmemsi): Set align to one if zero.
3650 (movmemdi): Likewise.
3652 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3655 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3656 with their corresponding prologue pushes.
3658 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3661 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3662 at the begining or end.
3663 (spu_expand_epilogue): Likewise.
3665 2010-03-20 Richard Guenther <rguenther@suse.de>
3667 PR rtl-optimization/43438
3668 * combine.c (make_extraction): Properly zero-/sign-extend an
3669 extraction of the low part of a CONST_INT. Also handle
3672 2010-03-19 Mike Stump <mikestump@comcast.net>
3674 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3675 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3676 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3678 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3681 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3684 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3686 PR rtl-optimization/42258
3687 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3688 use that may match DEF.
3691 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3692 the cost of loading the constant rather than assuming
3694 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3695 outer code is AND, do the same tests as the andsi3 expander and
3696 return COSTS_N_INSNS (1) if and is cheap.
3698 * optabs.c (avoid_expensive_constant): Fix formatting.
3700 2010-03-19 Michael Matz <matz@suse.de>
3703 * attribs.c (decl_attributes): When rebuilding a function pointer
3704 type use the same qualifiers as the original pointer type.
3706 2010-03-19 Martin Jambor <mjambor@suse.cz>
3708 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3709 and is_gimple_ip_invariant_address.
3711 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3714 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3716 * config/arm/arm.c (arm_override_options): Turn off
3717 flag_dwarf2_cfi_asm for AAPCS variants.
3719 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3722 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3723 Use PRE_MODIFY instead of PRE_DEC.
3724 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3725 (vfp_emit_fstmd): Likewise.
3727 2010-03-19 Michael Matz <matz@suse.de>
3730 * builtins.c (expand_builtin_interclass_mathfn,
3731 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3734 2010-03-19 Richard Guenther <rguenther@suse.de>
3736 PR tree-optimization/43415
3737 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3738 (phi_translate_1): ... this.
3739 (phi_translate): Move all caching here. Cache all NARY
3740 and REFERENCE translations.
3742 2010-03-19 David S. Miller <davem@davemloft.net>
3744 With help from Eric Botcazou.
3745 * config/sparc/sparc.c: Include dwarf2out.h.
3746 (emit_pic_helper): Delete.
3747 (pic_helper_symbol_name): Delete.
3748 (pic_helper_emitted_p): Delete.
3749 (pic_helper_needed): New.
3750 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3751 (get_pc_thunk_name): New.
3752 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3753 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3754 Set pic_helper_needed to true. Don't call emit_pic_helper.
3755 (sparc_expand_prologue): Update load_pic_register call.
3756 (sparc_output_mi_thunk): Likewise.
3757 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3758 thunk if possible. Output CFI information as needed.
3760 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3761 Jack Howarth <howarth@bromo.med.uc.edu>
3764 * config/i386/i386.h: Fix ABI on darwin x86-32.
3766 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3768 * tree.h: Declare make_decl_rtl_for_debug.
3769 * varasm.c (make_decl_rtl_for_debug): New.
3770 * dwarf2out.c (rtl_for_decl_location): Call it.
3771 * cfgexpand.c (expand_debug_expr): Call it.
3773 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3776 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3780 * var-tracking.c (vt_init_cfa_base): Do nothing if
3781 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3783 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3786 * var-tracking.c (canonicalize_vars_star): New.
3787 (dataflow_post_merge_adjust): Use it.
3789 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3792 * var-tracking.c (non_suitable_const): New function.
3793 (add_uses): For DEBUG_INSNs with constants, don't record any
3794 value, instead just the constant value itself.
3795 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3796 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3797 (emit_notes_in_bb): Likewise.
3798 (emit_note_insn_var_location): For onepart variables if
3799 cur_loc is a VOIDmode constant, use DECL_MODE.
3801 2010-03-18 Martin Jambor <mjambor@suse.cz>
3804 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3805 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3806 all non-clones. Moved call redirection...
3807 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3808 (cgraph_materialize_all_clones): Dispose of all
3809 combined_args_to_skip bitmaps.
3810 (verify_cgraph_node): Do not check for edges pointing to wrong
3811 nodes in inline clones.
3812 * tree-inline.c (copy_bb): Call
3813 cgraph_redirect_edge_call_stmt_to_callee.
3814 * ipa.c (cgraph_remove_unreachable_nodes): Call
3815 cgraph_node_remove_callees even when there are used clones.
3817 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3819 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3821 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3824 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3827 2010-03-18 Michael Matz <matz@suse.de>
3830 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3831 into sqrt(x) if we need to preserve signed zeros.
3833 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3834 Eric Botcazou <ebotcazou@adacore.com>
3836 PR rtl-optimization/43360
3837 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3838 note if we don't know its invariant status.
3840 2010-03-18 Michael Matz <matz@suse.de>
3842 PR tree-optimization/43402
3843 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3844 PHI chains of ssa names registered for update.
3846 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3849 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3850 non-offsettable and pre_modify update addressing.
3851 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3852 and "2" alternatives "#".
3853 (*movdd_softfloat32): Make all alternatives "#";
3854 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3855 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3856 (*movdf_softfloat32): Make all alternatives "#";
3857 (movdi): Use the new DIFD mode iterator to create a common splitter
3858 for movdi, movdf and movdd patterns.
3860 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3862 * common.opt (dumpdir): Remove redundant tab.
3864 2010-03-17 Martin Jambor <mjambor@suse.cz>
3866 PR tree-optimization/43347
3867 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3868 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3870 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3872 PR rtl-optimization/42216
3873 * regrename.c (create_new_chain): New function, broken out from...
3874 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3875 appending a use to an empty chain.
3876 (build_def_use): Remove previous changes that convert OP_INOUT to
3877 OP_OUT operands; instead detect the case where an OP_INOUT operand
3878 uses a previously untracked register and create an empty chain for it.
3880 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3882 * doc/extend.texi (Function Attributes): Rewrite unfinished
3883 sentence in ms_abi documentation.
3885 2010-03-17 Alan Modra <amodra@gmail.com>
3887 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3888 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3889 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3890 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3892 2010-03-16 Richard Henderson <rth@redhat.com>
3895 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3896 (lower_try_finally): Save and restore eh_seq around the expansion
3899 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3901 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3902 statements before splitting block.
3904 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3906 * doc/sourcebuild.texi (Testsuites): Fix markup.
3907 Use pathnames relative to gcc/testsuite.
3908 (Test Directives): Move description of how timeout is determined.
3909 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3910 (C Tests): Correct gcc.misc-tests directory.
3911 Framework tests now live in gcc.test-framework.
3913 2010-03-16 Richard Guenther <rguenther@suse.de>
3916 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3917 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3919 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3920 Alexandre Oliva <aoliva@redhat.com>
3922 PR tree-optimization/42917
3923 * lambda-code.c (remove_iv): Skip debug statements.
3924 (lambda_loopnest_to_gcc_loopnest): Likewise.
3925 (not_interesting_stmt): Debug statements are not interesting.
3927 2010-03-16 Jakub Jelinek <jakub@redhat.com>
3931 * cselib.c (cselib_preserve_constants,
3932 cfa_base_preserved_val): New static variables.
3933 (preserve_only_constants): New function.
3934 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3935 clear its REG_VALUES. If cselib_preserve_constants, don't
3936 empty the whole hash table, but preserve there VALUEs with constants,
3937 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3938 (cselib_preserve_cfa_base_value): New function.
3939 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3940 (cselib_init): Change argument to int bitfield. Set
3941 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3943 (cselib_finish): Clear cselib_preserve_constants and
3944 cfa_base_preserved_val.
3945 * cselib.h (enum cselib_record_what): New enum.
3946 (cselib_init): Change argument to int.
3947 (cselib_preserve_cfa_base_value): New prototype.
3948 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3949 * dse.c (dse_step1): Likewise.
3950 * cfgcleanup.c (thread_jump): Likewise.
3951 * sched-deps.c (sched_analyze): Likewise.
3952 * gcse.c (local_cprop_pass): Likewise.
3953 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3954 If FN is non-NULL, call the callback always and whenever it returns
3955 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
3956 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3957 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3958 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3959 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3960 * var-tracking.c: Include recog.h.
3961 (bb_stack_adjust_offset): Remove.
3962 (vt_stack_adjustments): Don't call it, instead just gather the
3963 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3964 (adjust_stack_reference): Remove.
3965 (compute_cfa_pointer): New function.
3966 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3967 (struct adjust_mem_data): New type.
3968 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3970 (get_address_mode): New function.
3971 (replace_expr_with_values): Use it.
3972 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3973 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
3974 (adjust_sets): Remove.
3975 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3976 Use get_address_mode.
3977 (get_adjusted_src): Remove.
3978 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
3979 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
3980 (add_with_sets): Don't call adjust_sets.
3981 (fp_setter, vt_init_cfa_base): New functions.
3982 (vt_initialize): Change return type to bool. Move most of pool etc.
3983 initialization to the beginning of the function from end. Pass
3984 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3985 If !frame_pointer_needed, call vt_stack_adjustment before mos
3986 vector is filled, call vt_init_cfa_base if argp/framep has been
3987 eliminated to sp. If frame_pointer_needed and argp/framep has
3988 been eliminated to hard frame pointer, set
3989 hard_frame_pointer_adjustment and call vt_init_cfa_base after
3990 encountering fp setter in the prologue. For MO_ADJUST, call
3991 log_op_type before pusing the op into mos vector, not afterwards.
3992 Call adjust_insn before cselib_process_insn/add_with_sets,
3993 call cancel_changes (0) afterwards.
3994 (variable_tracking_main_1): Adjust for vt_initialize calling
3995 vt_stack_adjustments and returning whether it succeeded or not.
3997 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
3999 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
4002 2010-03-15 Jakub Jelinek <jakub@redhat.com>
4004 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
4006 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
4007 drap_reg has not been set.
4009 2010-03-15 Michael Matz <matz@suse.de>
4012 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
4013 use it to expand block copies.
4014 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
4015 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
4016 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
4018 2010-03-15 Richard Guenther <rguenther@suse.de>
4020 PR tree-optimization/43367
4021 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
4024 2010-03-15 Richard Guenther <rguenther@suse.de>
4026 PR tree-optimization/43317
4027 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
4029 2010-03-15 Martin Jambor <mjambor@suse.cz>
4031 PR tree-optimization/43141
4032 * tree-sra.c (create_abstract_origin): New function.
4033 (modify_function): Call create_abstract_origin.
4035 2010-03-15 Chris Demetriou <cgd@google.com>
4037 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
4040 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4043 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
4044 call insert_out_of_ssa_copy for default definitions.
4046 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4048 * graphite-clast-to-gimple.c (my_long_long): Defined.
4049 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
4050 * graphite-sese-to-poly.c (my_long_long): Defined.
4051 (scop_ivs_can_be_represented): Use it.
4053 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4055 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
4056 graphite-max-bbs-per-function, and loop-block-tile-size.
4057 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
4059 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
4061 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4063 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
4064 forward declaration.
4065 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
4066 (add_upper_bounds_from_estimated_nit): New.
4067 (build_loop_iteration_domains): Use it.
4069 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4071 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
4073 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4076 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
4077 should be an INTEGER_CST. Also handle CASE_CONVERT.
4079 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4081 * graphite.c (graphite_initialize): To bound the number of bbs per
4082 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
4083 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
4084 * doc/invoke.texi: Document it.
4086 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4088 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
4089 * graphite-sese-to-poly.h (build_poly_scop): Same.
4091 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4093 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
4094 the number of parameters in the scop. Use as an upper bound
4095 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
4096 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
4097 * doc/invoke.texi: Document it.
4099 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
4101 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
4102 * doc/c-tree.texi: Remove.
4103 * doc/generic.texi: Merge c-tree.texi here.
4104 * doc/gccint.texi (Trees): Remove menu entry.
4105 (c-tree.texi): Remove @include.
4106 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
4107 * doc/languages.texi (Reading RTL): Ditto.
4109 2010-03-12 Steve Ellcey <sje@cup.hp.com>
4112 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
4114 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4117 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
4118 code added to work around reload clobbering CONST insns.
4120 2010-03-12 Jakub Jelinek <jakub@redhat.com>
4122 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
4123 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
4124 (cselib_preserve_only_values): Remove retain argument, don't
4125 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
4126 * cselib.h (cselib_preserve_only_values): Remove retain argument.
4127 * var-tracking.c (micro_operation): Move insn field before union.
4128 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
4129 (struct variable_tracking_info_def): Remove n_mos field, change
4130 mos into a vector of micro_operations.
4131 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
4132 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
4133 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
4134 changing into a vector.
4135 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
4136 come before all other uops generated by add_stores.
4137 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
4139 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
4140 a vector. Run just one pass over the bbs instead of separate counting
4141 and computation phase.
4142 (vt_finalize): Free VTI (bb)->mos vector instead of array.
4145 * tree-inline.c (remap_decls): Put old_var rather than origin_var
4146 into *nonlocalized_list vector.
4147 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
4148 even if origin is non-NULL.
4149 (gen_variable_die): Likewise.
4150 (process_scope_var): Don't change origin.
4151 (gen_decl_die): Likewise.
4152 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
4153 before adding new edges instead of after it, fix moving over
4156 2010-03-11 David S. Miller <davem@davemloft.net>
4158 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
4160 * configure: Rebuild.
4162 2010-03-11 Martin Jambor <mjambor@suse.cz>
4164 PR tree-optimization/43257
4165 * tree.c (assign_assembler_name_if_neeeded): New function.
4166 (free_lang_data_in_cgraph): Assembler name assignment moved to the
4168 * tree.h (assign_assembler_name_if_neeeded): Declare.
4169 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
4170 the function if needed.
4172 2010-03-11 Chris Demetriou <cgd@google.com>
4174 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
4175 include/stdint-gcc.h, and include/stdint.h world-readable.
4177 2010-03-11 Richard Guenther <rguenther@suse.de>
4179 PR tree-optimization/43255
4180 * tree-vrp.c (process_assert_insertions_for): Do not insert
4181 asserts for trivial conditions.
4183 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4185 PR tree-optimization/43280
4186 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
4187 generation. Move calculation of size out of the if branch.
4188 (find_bswap): Modify compare number generation.
4190 2010-03-11 Richard Guenther <rguenther@suse.de>
4193 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
4194 (input_gimple_stmt): Fixup handled component types during
4195 operand read. Also fix up decls in ADDR_EXPRs.
4197 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
4199 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
4200 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
4202 2010-03-10 Jan Hubicka <jh@suse.cz>
4205 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
4206 * varasm.c (get_variable_section): Don't do that here...
4207 (make_decl_rtl): ... and here.
4208 (do_assemble_alias): Produce decl RTL.
4209 (assemble_alias): Likewise.
4211 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4214 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
4215 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
4217 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
4218 (based_loc_descr): Only express drap or vdrap regno based expressions
4219 using DW_OP_fbreg when not optimizing.
4220 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
4221 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
4222 REG_CFA_SET_VDRAP note.
4224 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
4226 PR tree-optimization/43236
4227 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
4228 error in calculation of base address in reverse iteration case.
4229 (generate_builtin): Take number of latch executions if the statement
4232 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
4235 * tree-eh.c: Include pointer-set.h.
4236 (lower_eh_dispatch): Filter out duplicate case labels and
4237 remove the unneeded edge when the label is unused. Return
4238 true when some edges are removed.
4239 (execute_lower_eh_dispatch): When any lowering resulted in
4240 removing an edge, also delete unreachable blocks.
4242 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4245 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
4246 UNSPEC_MACHOPIC_OFFSET.
4248 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
4251 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4252 (m68k_delegitimize_address): New function.
4254 2010-03-09 Jakub Jelinek <jakub@redhat.com>
4257 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
4260 * var-tracking.c (adjust_sets): New function.
4261 (count_with_sets, add_with_sets): Use it.
4262 (get_adjusted_src): New inline function.
4263 (add_stores): Use it.
4266 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
4267 call cselib_dummy_expand_value_rtx_cb instead of
4268 cselib_expand_value_rtx_cb.
4271 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
4272 * config/i386/i386.c: Include debug.h and dwarf2out.h.
4273 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
4274 and .cfi_endproc around the pic thunks.
4275 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
4276 all queued unwind info register saves are saved before the call.
4277 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
4278 considered as sp-=4 for unwind info and the pop as sp+=4 which
4279 also clobbers dest, but doesn't actually restore it.
4282 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
4283 RTX_FRAME_RELATED_P.
4285 2010-03-09 Jie Zhang <jie@codesourcery.com>
4287 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
4288 whitespaces in output template.
4290 2010-03-09 Jie Zhang <jie@codesourcery.com>
4292 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
4295 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4297 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
4298 builtins.exp in a separate job.
4300 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4302 * graphite-sese-to-poly.c (add_param_constraints): Use
4303 lower_bound_in_type and upper_bound_in_type.
4305 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4307 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
4308 instead of unsigned_type_node.
4310 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4311 Reza Yazdani <reza.yazdani@amd.com>
4314 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
4315 on pointer type parameters.
4317 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4321 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
4322 handle conversions from pointer to integers.
4323 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
4324 induction variable, to be able to work with code generated by CLooG.
4325 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
4326 (build_poly_scop): Bail out if we cannot codegen a loop.
4328 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4330 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
4331 code generation with gloog_error.
4333 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4335 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
4336 Call fold_convert on all the returned values.
4337 (expand_scalar_variables_expr): Pass to
4338 expand_scalar_variables_ssa_name the type of the resulting expression.
4340 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4342 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
4343 ppl_min_for_le_pointset.
4344 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
4345 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
4347 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4349 * graphite-dependences.c (map_into_dep_poly): Removed.
4350 (dependence_polyhedron_1): Use combine_context_id_scat.
4352 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4354 * graphite-poly.h (struct poly_scattering): Add layout documentation.
4355 (struct poly_bb): Same.
4356 (combine_context_id_scat): New.
4358 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4361 * sese.c (name_defined_in_loop_p): Return false for default
4364 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4366 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
4367 and clean up the logic.
4369 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4371 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
4374 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4376 * var-tracking.c (remove_cselib_value_chains): Define only for
4378 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
4379 delete_slot_part, emit_notes_for_differences_1): Don't call
4380 remove_cselib_value_chains here.
4381 (set_slot_part, emit_notes_for_differences_2): Don't call
4382 add_cselib_value_chains here.
4383 (preserved_values): New vector.
4384 (preserve_value): New function.
4385 (add_uses, add_stores, vt_add_function_parameters): Use it
4386 instead of cselib_preserve_value.
4387 (changed_values_stack): New vector.
4388 (check_changed_vars_0): New function.
4389 (check_changed_vars_1, check_changed_vars_2): Use it.
4390 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
4391 changed_values_stack VALUEs.
4392 (vt_emit_notes): For all preserved_values call
4393 add_cselib_value_chains. If ENABLE_CHECKING call
4394 remove_cselib_value_chains before verifying value_chains is empty.
4395 Initialize and free changed_values_stack.
4396 (vt_initialize): Initialize preserved_values.
4397 (vt_finalize): Free preserved_values.
4399 2010-03-08 Richard Guenther <rguenther@suse.de>
4401 PR tree-optimization/43269
4402 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
4405 2010-03-08 Martin Jambor <mjambor@suse.cz>
4407 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
4408 (ipa_is_param_called): Removed.
4409 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
4410 (ipa_print_node_params): Do not print the called flag.
4411 (ipa_write_node_info): Do not stream the called flag.
4412 (ipa_read_node_info): Likewise.
4414 2010-03-07 Jakub Jelinek <jakub@redhat.com>
4417 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
4418 * cselib.c (struct expand_value_data): Add dummy field.
4419 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
4421 (cselib_dummy_expand_value_rtx_cb): New function.
4422 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
4424 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
4425 * var-tracking.c: Include pointer-set.h.
4426 (variable): Change n_var_parts to char from int. Add
4427 cur_loc_changed and in_changed_variables fields.
4428 (variable_canonicalize): Remove.
4429 (shared_var_p): New inline function.
4430 (unshare_variable): Maintain cur_loc_changed and
4431 in_changed_variables fields. If var was in changed_variables,
4432 replace it there with new_var. Just copy cur_loc instead of
4433 resetting it to something else.
4434 (variable_union): Don't recompute cur_loc. Use shared_var_p.
4435 (dataflow_set_union): Don't call variable_canonicalize.
4436 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
4437 of their DEBUG_EXPR_TREE_DECLs.
4438 (canonicalize_loc_order_check): Verify that cur_loc is NULL
4439 and in_changed_variables and cur_loc_changed is false.
4440 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
4441 and cur_loc_changed. Don't update cur_loc here.
4442 (variable_merge_over_src): Don't call variable_canonicalize.
4443 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
4444 removing loc that is equal to cur_loc, clear cur_loc,
4445 set cur_loc_changed and ensure variable_was_changed is called.
4446 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
4447 compare pointers in cur_loc check, if it is equal to loc,
4448 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
4449 (variable_different_p): Remove compare_current_location argument,
4450 don't compare cur_loc.
4451 (dataflow_set_different_1): Adjust variable_different_p caller.
4452 (variable_was_changed): If dv had some var in changed_variables
4453 already, reset in_changed_variables flag for it and propagate
4454 cur_loc_changed over to the new variable. On empty var
4455 always set cur_loc_changed. Set in_changed_variables on whatever
4456 var is added to changed_variables.
4457 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
4458 Use shared_var_p. When removing loc that is equal to cur_loc,
4459 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
4460 end, don't set it to something else, just call variable_was_changed.
4461 (delete_slot_part): Use shared_var_p. When cur_loc equals to
4462 loc being removed, clear cur_loc and set cur_loc_changed.
4463 Set cur_loc_changed if all locations have been removed.
4464 (struct expand_loc_callback_data): New type.
4465 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
4466 allocated. Always create SUBREGs if simplify_subreg failed.
4467 Prefer to use cur_loc, when that fails and still in
4468 changed_variables (and seen first time) recompute it. Set
4469 cur_loc_changed of variables which had to change cur_loc and
4470 compute elcd->cur_loc_changed if any of the subexpressions used
4471 had to change cur_loc.
4472 (vt_expand_loc): Adjust to pass arguments in
4473 expand_loc_callback_data structure.
4474 (vt_expand_loc_dummy): New function.
4475 (emitted_notes): New variable.
4476 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
4477 that weren't used for any other decl in current
4478 emit_notes_for_changes call call vt_expand_loc_dummy to update
4479 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
4480 first loc_chain location if NULL before. Always use just
4481 cur_loc instead of first loc_chain location. When cur_loc_changed
4482 is false, when not --enable-checking=rtl just don't emit any note.
4483 When rtl checking, compute the note and assert it is the same
4484 as previous note. Clear cur_loc_changed and in_changed_variables
4485 at the end before removing from changed_variables.
4486 (check_changed_vars_3): New function.
4487 (emit_notes_for_changes): Traverse changed_vars to call
4488 check_changed_vars_3 on each changed var.
4489 (emit_notes_for_differences_1): Clear cur_loc_changed and
4490 in_changed_variables. Recompute cur_loc of new_var.
4491 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
4492 (vt_emit_notes): Initialize and destroy emitted_notes.
4494 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
4496 PR rtl-optimization/42220
4497 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
4498 Use verify_reg_tracked to determine if we should use OP_OUT rather
4500 (build_def_use): If we see an in-out operand for a register that we
4501 know nothing about, treat is an output if possible, fail the block if
4504 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4507 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
4510 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4513 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
4514 uses of relevant DEFs that are dead outside the loop too.
4516 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4518 * var-tracking.c (dataflow_set_merge): Swap src and src2.
4520 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4522 * var-tracking.c (values_to_unmark): New variable.
4523 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4524 values_to_unmark vector. Moved body to...
4525 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4526 instead queue it into values_to_unmark vector.
4527 (vt_find_locations): Free values_to_unmark vector.
4529 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
4531 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
4532 (site.exp): Export them when plugins are enabled.
4534 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
4537 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
4539 (chrec_fold_multiply): Same.
4541 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4544 * c-decl.c (build_compound_literal): Return early if init is
4547 2010-03-04 Martin Jambor <mjambor@suse.cz>
4549 PR tree-optimization/43164
4550 PR tree-optimization/43191
4551 * tree-sra.c (type_consists_of_records_p): Reject records with
4552 zero-size bit-fields at the end.
4554 2010-03-04 Mike Stump <mikestump@comcast.net>
4556 * Makefile.in (TAGS): Remove *.y.
4558 2010-03-04 Richard Guenther <rguenther@suse.de>
4560 PR tree-optimization/40761
4561 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
4563 (my_rev_post_order_compute): New function.
4564 (init_pre): Call it.
4566 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
4569 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
4570 decrease the cost of an IV candidate when the cost is infinite.
4572 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4574 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
4575 Use '3DNow!' for the extension of that name, ensure normal space
4577 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4579 2010-03-03 Jeff Law <law@redhat.com>
4581 * PR middle-end/32693
4582 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
4583 than gen_rtx_SUBREG.
4584 (extract_bit_field_1): Likewise.
4586 2010-03-03 Janis Johnson <janis187@us.ibm.com>
4588 * doc/sourcebuild.texi (Test directives): Document that arguments
4589 include-opts and exclude-opts are now optional for dg-skip-if,
4590 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
4592 2010-03-03 Jason Merrill <jason@redhat.com>
4595 * cgraph.h (varpool_node): Add extra_name field.
4596 * varpool.c (varpool_extra_name_alias): New.
4597 (varpool_assemble_decl): Emit extra name aliases.
4598 (varpool_mark_needed_node): Look past an extra name alias.
4599 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
4600 * lto-streamer-in.c (lto_input_tree): Read it.
4601 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4603 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4605 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4606 (sparc*-*-solaris2*): ...this.
4608 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4611 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4612 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4613 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4614 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4617 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4618 fallthrough to default handling, just with want_address 0 instead of 2.
4619 For single element lists, add_AT_loc directly, otherwise create an
4620 artificial variable DIE and stick location list to it.
4623 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
4624 (VAL_EXPR_HAS_REVERSE): Define.
4625 (reverse_op): New function.
4626 (add_stores): For reversible operations add an extra MO_VAL_USE.
4628 2010-03-02 Jason Merrill <jason@redhat.com>
4630 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
4632 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
4634 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4635 (sparc64-*-linux*): Likewise.
4636 (sparc64-*-solaris2*): Include assembler files before linker ones.
4637 (sparc-*-solaris2*): Simplify and reorder to match previous case.
4638 * config/sparc/gas.h: Delete.
4639 * config/sparc/sol2-64.h: Add copyright notice.
4640 * config/sparc/sol2-gas-bi.h: Likewise.
4641 * config/sparc/sol2-gld.h: Likewise.
4642 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
4643 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
4644 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
4645 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
4646 (sparc_elf_asm_named_section): Rename into...
4647 (sparc_solaris_elf_asm_named_section): ...this. Always define.
4649 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
4651 * config/alpha/alpha.c (override_options): Fix -mtune error message.
4653 2010-03-02 Jeff Law <law@redhat.com>
4656 * reload1.c (rtx_p, substitute_stack): Declare.
4657 (substitute): Record addresses of changed rtxs.
4658 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
4659 Restore the original rtx when complete.
4660 (reload): Free subsitute_stack when complete.
4662 2010-03-02 Janis Johnson <janis187@us.ibm.com>
4664 * doc/gccint.texi (menu): Add Testsuites as a chapter.
4665 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4667 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4668 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4669 Torture Tests): Change from subsection to section.
4671 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4672 Steven Bosscher <steven@gcc.gnu.org>
4674 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4677 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4680 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4681 the assignment from the new induction variable to the assignment
4682 of the value from the original loop PHI function.
4684 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4685 Daniel Jacobowitz <dan@codesourcery.com>
4687 * doc/sourcebuild.texi (Test directives): Clarify options to
4690 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4692 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4693 Disable cfi directives unless GCC and gas agree on using read-only
4694 .eh_frame sections for 64-bit.
4695 * configure: Regenerate.
4697 2010-03-01 Richard Guenther <rguenther@suse.de>
4699 PR tree-optimization/43220
4700 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4701 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4703 2010-03-01 Richard Guenther <rguenther@suse.de>
4704 Martin Jambor <mjambor@suse.cz>
4707 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4708 gimplified parameters.
4710 2010-03-01 Christian Bruel <christian.bruel@st.com>
4712 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4714 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4716 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4718 2010-03-01 Richard Guenther <rguenther@suse.de>
4721 * expr.c (expand_assignment): Use the alias-oracle to tell
4722 if the rhs aliases the result decl.
4724 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4727 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4728 to sol_gt_pch_get_address.
4729 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4730 64-bit, SPARC and x86.
4731 (sol_gt_pch_get_address): New function.
4733 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4735 * toplev.h (inform_n, error_n): Declare.
4736 * diagnostic.c (inform_n, error_n): New function.
4738 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4740 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4741 has no rtl yet when processing local_decls, queue it and recheck
4742 if deferred stack allocation hasn't assigned it rtl.
4744 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4746 * config/sh/sh.c (unspec_bbr_uid): New.
4747 (gen_block_redirect): Use it instead of INSN_UID.
4748 (gen_far_branch): Likewise.
4750 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4752 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4753 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4755 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4757 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4758 (Warning Options): -Wno-conversion-null is valid for
4759 Objective-C++ as well.
4760 * doc/tm.texi (Named Address Spaces): Likewise.
4761 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4762 * doc/tree-ssa.texi (Tree SSA): Likewise.
4764 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4767 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4768 by default. Don't set the default arch for
4769 i[34567]86-*-darwin*|x86_64-*-darwin*.
4771 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4774 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4775 default. Set the default 32bit/64bit archs with $with_arch
4776 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4778 2010-02-27 Richard Guenther <rguenther@suse.de>
4780 PR tree-optimization/43186
4781 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4782 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4783 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4784 unroller iterations.
4786 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4788 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4789 required and i[34567]86-*-* targets don't support 64bit ISA.
4791 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4794 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4797 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4799 * config.gcc: Set the default arch at least to Prescott for
4800 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4801 if SSE math is enabled.
4803 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4805 * diagnostic.c (diagnostic_initialize): Update.
4806 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4808 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4809 (diagnostic_inhibit_notes): New.
4810 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4812 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4815 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4816 * doc/standards.texi: Likewise.
4817 * doc/extend.texi: Likewise.
4818 * doc/trouble.texi: Likewise.
4819 * doc/cppopts.texi: Likewise.
4820 * doc/install.texi: Likewise.
4821 * c.opt (std=c90,std=gnu90): New options.
4822 * c-opts.c (c_common_handle_option): Handle them.
4824 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4827 * c-decl.c (undeclared_variable): Use an informative note.
4829 2010-02-26 Richard Guenther <rguenther@suse.de>
4831 PR tree-optimization/43186
4832 * gimple.h (gimple_fold): Remove.
4833 * gimple.c (gimple_fold): Remove. Inline into single user ...
4834 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4835 Try harder for conditions.
4837 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4840 * function.c (used_types_insert): Don't skip through named pointer
4841 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4842 and it is different from the main variant's type.
4844 2010-02-26 Nick Clifton <nickc@redhat.com>
4846 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4848 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4850 * config.gcc: Support --with-fpmath=sse for x86.
4852 * config/i386/ssemath.h: New.
4854 * doc/install.texi (--with-fpmath=sse): Documented.
4856 2010-02-26 Richard Guenther <rguenther@suse.de>
4858 PR tree-optimization/43188
4859 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4860 vector types of over-aligned element type.
4862 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4865 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4866 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4868 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4870 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4872 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4874 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4875 * var-tracking.c: Include diagnostic.h.
4876 (debug_dv): New function.
4877 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4880 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4881 (add_value_chain, add_value_chains, remove_value_chain,
4882 remove_value_chains): Handle DEBUG_EXPRs.
4883 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4886 * regcprop.c (struct queued_debug_insn_change): New type.
4887 (struct value_data_entry): Add debug_insn_changes field.
4888 (struct value_data): Add n_debug_insn_changes field.
4889 (debug_insn_changes_pool): New variable.
4890 (free_debug_insn_changes, apply_debug_insn_changes,
4891 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4892 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4893 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4895 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4897 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4898 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4899 changes, call cprop_find_used_regs via note_stores.
4900 (copyprop_hardreg_forward): When copying vd from predecessor
4901 which has any queued DEBUG_INSN changes, make sure the pointers are
4902 cleared. At the end call df_analyze and then if there are any
4903 DEBUG_INSN changes queued at the end of some basic block for still
4904 live registers, apply them.
4905 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
4907 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
4909 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
4912 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
4914 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
4915 targets. Set the default with_cpu/with_arch from arch/cpu.
4916 Allow x86-64 and native for with_cpu/with_arch.
4918 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
4920 * ebitmap.c: Change calls to verify_popcount with calls to
4921 sbitmap_verify_popcount.
4922 (ebitmap_clear_bit): Fixed map->cacheindex test and
4923 map>cache update when bit clearing results in an empty
4926 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4929 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
4930 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
4931 and support both V2DF and V2DI modes.
4932 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
4933 support both V2DF and V2DI modes.
4934 (general): Delete trailing whitespace from a few patterns.
4936 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4937 V2DF/V2DI interleave high/low builtins.
4939 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
4942 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
4943 interleave high/low functions.
4945 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
4947 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
4948 #pragma extern_prefix.
4950 2010-02-25 Jakub Jelinek <jakub@redhat.com>
4953 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
4954 BLKmode, assert op0 is a MEM and just adjust its mode.
4957 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
4958 if bitpos isn't multiple of mode's bitsize.
4960 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4962 * c.opt (-ftemplate-depth=): New.
4963 (-ftemplate-depth-): Deprecate.
4964 * optc-gen.awk: Handle -ftemplate-depth=.
4965 * opth-gen.awk: Likewise.
4966 * c-opts.c (c_common_handle_option): Likewise.
4967 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
4969 2010-02-24 Jason Merrill <jason@redhat.com>
4971 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
4973 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4975 * cfg.c (alloc_aux_for_block): Remove inline.
4976 (alloc_aux_for_edge): Likewise.
4978 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4980 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
4982 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4984 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
4985 * config/i386/sol2-gas.h: New file.
4986 * config.gcc (i[34567]86-*-solaris2*): Use it.
4988 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4991 * c-typeck.c (ep_convert_and_check): New.
4992 (build_conditional_expr): Use it.
4993 (build_binary_op): Likewise.
4995 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4997 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
5000 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
5001 bounds even for -O+.
5002 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
5003 expr needs to have DECL_NAME set.
5005 2010-02-24 Nick Clifton <nickc@redhat.com>
5007 * config/mep/mep.c: Include gimple.h.
5008 (mep_function_uses_sp): Delete unused function.
5009 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
5010 parameters. Use unsigned integers to count args. Return a
5011 NULL_RTX instead of an error_mark_node. Toidy up formatting.
5013 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5016 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
5017 greater or equal to nelt instead of 2 * nelt.
5018 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
5021 2010-02-23 Jason Merrill <jason@redhat.com>
5024 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
5025 in cfun->local_decls even if they have register types.
5028 * stor-layout.c (place_field): Don't warn about unnecessary
5029 DECL_PACKED if the type is packed.
5031 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5034 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
5035 GOTOFF relocs, even when the base reg isn't pic pointer.
5037 2010-02-23 Michael Matz <matz@suse.de>
5040 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
5041 (expand_gimple_basic_block): Generate and use debug temps if there
5042 are debug uses left after the last real use of TERed ssa names.
5043 Unlink debug immediate uses when they are expanded.
5045 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
5048 * config/i386/i386.c (override_options): Reorganise to provide
5049 better error messages.
5051 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5054 * graphite-scop-detection.c (create_single_exit_edge): Move
5055 the call to find_single_exit_edge to....
5056 (create_sese_edges): ...here. Don't handle multiple edges
5057 exiting the function.
5058 (build_graphite_scops): Don't handle multiple edges
5059 exiting the function.
5061 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5064 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
5065 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
5067 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5070 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
5072 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
5075 * c-typeck.c (convert_arguments): Print declaration location.
5076 * c-common.c (validate_nargs): Rename as
5077 builtin_function_validate_nargs.
5078 (check_builtin_function_arguments): Update.
5080 2010-02-22 Richard Guenther <rguenther@suse.de>
5083 * tree-inline.c (declare_return_variable): Use the type of
5084 the call stmt lhs if available.
5086 2010-02-22 Duncan Sands <baldrick@free.fr>
5088 * passes.c (register_pass): Always consider all pass lists when
5089 ref_pass_instance_number is zero.
5091 2010-02-22 Richard Guenther <rguenther@suse.de>
5093 PR tree-optimization/42749
5094 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
5095 parameter. Do arithmetic in the original type.
5096 (update_accumulator_with_ops): Likewise.
5097 (adjust_accumulator_values): Adjust.
5099 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5101 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
5102 (QI to BLKmode splitter): New splitter.
5104 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
5106 * config/i386/i386.c (initial_ix86_tune_features): Turn on
5107 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
5109 2010-02-22 Richard Guenther <rguenther@suse.de>
5111 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
5113 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
5115 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
5116 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
5117 ($(T)crti.o, $(T)crtn.o): Remove rules.
5119 2010-02-21 Tobias Burnus <burnus@net-b.de>
5122 * doc/invoke.texi (-fassociative-math): Document that this
5123 option is automatically enabled for Fortran.
5125 2010-02-20 David S. Miller <davem@davemloft.net>
5127 * configure.ac: Test if linker and assembler properly support
5128 GOTDATA_OP relocations.
5129 * configure: Rebuild.
5130 * config.in: Likewise.
5131 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
5132 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
5133 (movsi_high_pic): Likewise.
5134 (movdi_lo_sum_pic): Likewise.
5135 (movdi_high_pic): Likewise.
5136 (movsi_pic_gotdata_op): New pattern.
5137 (movdi_pic_gotdata_op): Likewise.
5138 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
5139 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
5141 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
5144 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
5145 attribute to ssemul.
5146 (xop_mulv2div2di3_high): Ditto.
5148 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5151 * c.opt (Wconversion-null): New option.
5152 * doc/invoke.texi (Wconversion-null): Document.
5154 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5156 * common.opt (Wlarger-than-): Add Undocumented.
5158 2010-02-19 Mike Stump <mikestump@comcast.net>
5160 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
5162 2010-02-19 Jason Merrill <jason@redhat.com>
5165 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
5166 * configure: Likewise.
5168 2010-02-20 Alan Modra <amodra@gmail.com>
5171 * cgraph.h (cgraph_make_decl_local): Declare.
5172 * cgraph.c (cgraph_make_decl_local): New function.
5173 (cgraph_make_node_local): Use it.
5174 * cgraphunit.c (cgraph_function_versioning): Likewise.
5175 * ipa.c (function_and_variable_visibility): Likewise.
5177 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5180 * except.c (sjlj_emit_function_enter): Don't call
5181 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
5183 * rtl.h (add_reg_br_prob_note): Remove prototype.
5185 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5188 * c-common.c (conversion_warning): Remove widening conversions
5189 before checking the conversion of integers to reals.
5191 2010-02-19 Mike Stump <mikestump@comcast.net>
5194 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
5197 * cgraphunit.c (process_function_and_variable_attributes): Check
5198 DECL_PRESERVE_P instead of looking up attribute "used".
5199 * ipa-pure-const.c (check_decl): Likewise.
5200 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
5201 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
5202 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
5203 instead of attribute "used".
5204 * config/sol2-c.c (solaris_pragma_init): Likewise.
5205 (solaris_pragma_fini): Likewise.
5207 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5209 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
5210 Use XCNEW instead of xcalloc.
5211 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
5212 XNEW instead of xmalloc.
5213 (get_fields): Use XNEWVEC instead of xmalloc.
5216 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
5217 populate vars array.
5218 (create_new_general_access): For debug stmts just reset value.
5219 (get_stmt_accesses): For accesses within debug stmts just record them
5220 using add_access_to_acc_sites instead of preventing the peeling or
5221 counting them as accesses.
5224 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
5226 2010-02-19 Richard Guenther <rguenther@suse.de>
5228 PR tree-optimization/42916
5229 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
5232 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
5234 * configure.ac: Replace all uses of changequote in macro arguments
5235 with proper quoting.
5237 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5240 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
5242 2010-02-19 Richard Guenther <rguenther@suse.de>
5244 PR tree-optimization/42944
5245 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
5246 test for aliasing with errno.
5248 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5251 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
5252 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
5253 * dojump.c: Include output.h.
5254 (inv): New inline function.
5255 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
5256 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
5257 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
5258 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
5259 argument, pass it down to other calls.
5260 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
5261 add REG_BR_PROB note to the conditional jump.
5262 * cfgexpand.c (add_reg_br_prob_note): Removed.
5263 (expand_gimple_cond): Don't call it, add the probability
5264 as last argument to jumpif_1/jumpifnot_1.
5265 * Makefile.in (dojump.o): Depend on output.h.
5266 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
5268 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
5269 * stmt.c (do_jump_if_equal): Likewise.
5270 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
5271 * loop-unswitch.c (compare_and_jump_seq): Likewise.
5272 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
5274 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
5275 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
5276 jumpifnot_1 callers.
5277 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
5279 (store_expr): Adjust jumpifnot caller.
5280 (store_constructor): Adjust jumpif caller.
5283 * gimplify.c (gimple_boolify): For __builtin_expect call
5284 gimple_boolify also on its first argument.
5286 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
5288 * configure.ac (gnu-unique-object): Wrap regexps using [] in
5290 (__stack_chk_fail): Ditto. Remove quadrigraphs.
5291 * configure: Regenerated.
5293 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5295 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
5296 lang_hooks.types_compatible_p instead of comptypes.
5298 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
5300 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
5301 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
5302 if __prefer_thumb__ is defined.
5304 2010-02-18 Martin Jambor <mjambor@suse.cz>
5306 PR tree-optimization/43066
5307 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
5308 array with zero-sized element type.
5310 2010-02-18 Jakub Jelinek <jakub@redhat.com>
5312 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
5313 rtx, allocate struct var_loc_node here and return it to the
5314 caller, and only if it is actually needed.
5315 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
5316 move it earlier and return immediately if it returns NULL.
5318 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
5320 * config/sparc/gas.h: New file. Restore
5321 TARGET_ASM_NAMED_SECTION to its ELF default.
5322 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
5324 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5325 Likewise. Add ATTRIBUTE_UNUSED to prototype.
5326 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
5327 after sparc/sysv4.h.
5329 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
5331 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
5333 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
5335 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
5336 patterns from predicated pattern.
5338 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
5341 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
5342 for insn mnemonic suffix.
5344 2010-02-17 Richard Guenther <rguenther@suse.de>
5346 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
5349 2010-02-17 Jakub Jelinek <jakub@redhat.com>
5352 * caller-save.c (save_call_clobbered_regs): If BB ends with
5353 a DEBUG_INSN, move any notes in between last real insn and the last
5354 DEBUG_INSN after the last DEBUG_INSN.
5356 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
5358 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
5359 Fix return type. Fix argument type. Explain meaning of return value.
5361 2010-02-16 Richard Guenther <rguenther@suse.de>
5363 PR tree-optimization/41043
5364 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
5365 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
5367 (vrp_visit_phi_node): ... but only for loop PHI nodes.
5369 2010-02-16 Ira Rosen <irar@il.ibm.com>
5371 PR tree-optimization/43074
5372 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
5373 * tree-vect-loop.c (vect_analyze_loop_operations): Add
5374 vectorizable cycles in hybrid SLP check.
5375 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
5377 2010-02-16 Richard Guenther <rguenther@suse.de>
5379 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
5380 (true_dependence): If memrefs_conflict_p computes must-alias
5381 trust it. Move TBAA check after offset-based disambiguation.
5382 (canon_true_dependence): Likewise.
5384 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
5386 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
5387 * doc/invoke.texi: Document it.
5388 * var-tracking.c: Include toplev.h and params.h.
5389 (vt_find_locations): Return bool indicating success. Compute
5390 hash sizes unconditionally. Check new parameter, report.
5391 (variable_tracking_main_1): Check vt_find_locations results and
5392 retry. Renamed from...
5393 (variable_tracking_main): ... this. New wrapper to preserve
5394 flag_var_tracking_assignments.
5395 * Makefile.in (var-tracking.o): Adjust dependencies.
5397 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
5398 Jakub Jelinek <jakub@redhat.com>
5401 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
5402 if weak_import attribute is present.
5403 * config/darwin.c (machopic_select_section): Likewise.
5405 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
5407 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
5408 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
5409 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
5410 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
5412 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
5414 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5417 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
5418 Rewrite text to refer to the names.
5420 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
5422 * config/i386/i386-builtin-types.def
5423 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
5424 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
5425 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
5426 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
5427 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
5428 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
5429 IX86_BUILTIN_VPERMIL2PS256.
5430 (MULTI_ARG_4_DF2_DI_I): Defined.
5431 (MULTI_ARG_4_DF2_DI_I1): Defined.
5432 (MULTI_ARG_4_SF2_SI_I): Defined.
5433 (MULTI_ARG_4_SF2_SI_I1): Defined.
5434 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
5435 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
5436 __builtin_ia32_vpermil2ps256.
5437 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5438 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5439 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
5440 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5441 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5442 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
5443 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
5444 CODE_FOR_xop_vpermil2v8sf3.
5445 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
5446 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
5447 * config/i386/xopintrin.h (_mm_permute2_pd): New.
5448 (_mm256_permute2_pd): New.
5449 (_mm_permute2_ps): New.
5450 (_mm256_permute2_ps): New.
5452 2010-02-15 Nick Clifton <nickc@redhat.com>
5454 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
5455 boolean parameters. Use emit_jump_insn when emitting a pop
5456 instruction containing a return insn.
5457 (push): Use 'true' rather than '1' as second parameter to F.
5458 (h8300_expand_prologue): Likewise.
5459 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
5460 (h8300_expand_epilogue): Likewise.
5462 2010-02-15 Richard Guenther <rguenther@suse.de>
5465 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
5468 2010-02-15 Nick Clifton <nickc@redhat.com>
5470 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
5473 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
5475 * intl.c (fake_ngettext): New function.
5476 * intl.h (fake_ngettext): Declare.
5477 (ngettext): Define macro.
5478 * collect2.c (notice_translated): New function.
5479 (main): Use notice_translated and ngettext.
5480 * collect2.h (notice_translated): Declare.
5482 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
5484 * reorg.c (delete_computation): Comment fixes.
5485 * caller-save.c (setup_save_areas): Idem.
5486 * sel-sched-dump.c (dump_lv_set): Idem.
5489 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5491 * config/s390/s390.c (s390_sched_init): New function.
5492 (TARGET_SCHED_INIT): Target hook defined.
5494 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
5495 Jack Howarth <howarth@bromo.med.uc.edu>
5496 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5499 Partial revert of unintended change in fix for PR41605.
5500 * config/darwin.h: Fix typo.
5501 * config/darwin9.h: Same.
5503 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5505 * c-pch.c (pch_init): Clear v.
5507 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5510 * graphite-scop-detection.c (graphite_can_represent_scev): Call
5511 graphite_can_represent_init for MULT_EXPR.
5513 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5517 * graphite-sese-to-poly.c (remove_phi): New.
5518 (translate_scalar_reduction_to_array): Call remove_phi.
5520 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5523 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
5524 * graphite-clast-to-gimple.h (gloog): Update declaration.
5525 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
5526 * graphite-poly.h (struct poly_bb): Add missing comments.
5527 (struct scop): Add poly_scop_p field.
5529 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
5530 * graphite.c (graphite_transform_loops): Build the polyhedral
5531 representation for each scop before code generation.
5532 * sese.c (rename_variables_in_operand): Removed.
5533 (rename_variables_in_expr): Return the renamed expression.
5534 (rename_sese_parameters): New.
5535 * sese.h (rename_sese_parameters): Declared.
5537 2010-02-11 Richard Guenther <rguenther@suse.de>
5539 PR tree-optimization/42998
5540 * tree-ssa-pre.c (create_expression_by_pieces): Treat
5541 POINTER_PLUS_EXPR properly.
5543 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5544 Changpeng Fang <changpeng.fang@amd.com>
5547 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
5548 the cost of an IV candidate when the IV is used in a test against zero.
5550 * gcc.dg/tree-ssa/ivopts-3.c: New.
5552 2010-02-11 Richard Guenther <rguenther@suse.de>
5555 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
5556 pointer-vs-decl case by swapping refs. Handle some cases
5557 of pointer-vs-decl disambiguations more conservatively.
5558 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
5559 to false after expanding.
5561 2010-02-11 Richard Guenther <rguenther@suse.de>
5564 * gcc.c (process_command): Handle LTO file@offset case more
5567 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5569 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
5570 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
5572 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
5574 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
5575 if MEM's mode size isn't DWARF2_ADDR_SIZE.
5576 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
5577 Optimize eq/ne comparisons when both arguments are known to be
5579 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
5580 Don't mask operands unnecessarily if they are known to be already
5583 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
5585 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
5588 2010-02-10 Richard Guenther <rguenther@suse.de>
5590 PR tree-optimization/43017
5591 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
5592 for wrapping signed arithmetic.
5594 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5597 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
5598 if no debug info should be emitted for it.
5600 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5602 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5603 note when flag_exceptions is set.
5605 2010-02-10 Duncan Sands <baldrick@free.fr>
5607 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5609 2010-02-10 Richard Guenther <rguenther@suse.de>
5612 * tree.c (get_unwidened): Handle constants.
5613 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5615 2010-02-10 Martin Jambor <mjambor@suse.cz>
5618 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
5619 check for variable argument counts independently.
5621 2010-02-10 Christian Bruel <christian.bruel@st.com>
5624 * config/sh/sh.c (find_barrier): Increase length for non delayed
5625 conditional branches.
5627 2010-02-10 Christian Bruel <christian.bruel@st.com>
5629 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
5631 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5633 * builtins.c (set_builtin_user_assembler_name): Also handle
5634 ffs if int is smaller than word.
5636 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
5639 * ira-conflicts.c (get_dup): Remove.
5640 (process_reg_shuffles): Add new parameter. Use it as an
5641 additional guard for copy generation.
5642 (add_insn_allocno_copies): Rewrite.
5644 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
5646 * common.opt (fsched2-use-traces): Preserved for backward
5648 * doc/invoke.texi: Remove the documentation about option
5649 -fsched2-use-traces.
5650 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
5651 flag_sched2_use_traces.
5652 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
5653 the backward compatibility flag section.
5655 2010-02-09 Richard Guenther <rguenther@suse.de>
5657 PR tree-optimization/43008
5658 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
5659 make HEAP variables initialized from global memory if they
5660 are not known builtin functions.
5661 (find_func_aliases): Adjust.
5663 2010-02-09 Richard Guenther <rguenther@suse.de>
5665 PR tree-optimization/43000
5666 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5667 arithmetic manually.
5669 2010-02-08 Jakub Jelinek <jakub@redhat.com>
5671 PR tree-optimization/42931
5672 * tree-loop-linear.c (try_interchange_loops): Don't call
5673 double_int_mul if estimated_loop_iterations failed.
5675 2010-02-08 Martin Jambor <mjambor@suse.cz>
5678 * tree-sra.c (build_accesses_from_assign): Do not mark in
5679 should_scalarize_away_bitmap if stmt has volatile ops.
5680 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5683 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5685 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5687 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5689 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5692 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5695 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5697 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5700 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5701 to unknown_dependence.
5702 (graphite_legal_transform_dr): Handle the unknown_dependence.
5703 (graphite_carried_dependence_level_k): Same.
5705 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5707 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5709 2010-02-07 Richard Guenther <rguenther@suse.de>
5712 * expr.c (get_inner_reference): Always initialize *pbitsize.
5714 2010-02-07 Richard Guenther <rguenther@suse.de>
5717 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5718 new ARRAY_REFs on variable size element or minimal index arrays.
5720 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5721 gimple_fold_indirect_ref.
5723 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5726 * arm.c (arm_override_options): Just return if the user has specified
5727 an invalid fpu name.
5729 2010-02-03 Jason Merrill <jason@redhat.com>
5732 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5733 i386_pe_maybe_record_exported_symbol.
5735 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5738 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5739 (pa_delegitimize_address): New function.
5741 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5743 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5744 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5746 2010-02-05 Richard Guenther <rguenther@suse.de>
5749 * lto-streamer-in.c (get_resolution): Deal with references
5750 to undefined functions.
5752 2010-02-05 Richard Guenther <rguenther@suse.de>
5754 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5755 (fold_const_aggregate_ref): Likewise.
5756 (ccp_fold_stmt): Substitute loads.
5757 (maybe_fold_reference): Verify types before substituting.
5759 (fold_gimple_assign): Unshare properly.
5760 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5762 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5764 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5765 for rs6000_gen_cell_microcode.
5767 2010-02-04 Richard Guenther <rguenther@suse.de>
5769 PR rtl-optimization/42952
5770 * dse.c (const_or_frame_p): Remove MEM handling.
5772 2010-02-04 Nick Clifton <nickc@redhat.com>
5774 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5775 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5776 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5777 (mn10300_asm_output_mi_thunk): New function.
5778 (mn10300_can_output_mu_thunk): New function.
5779 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5780 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5781 (FUNCTION_ARG): Delete incorrect comment.
5783 2010-02-03 Jason Merrill <jason@redhat.com>
5786 * fold-const.c (operand_equal_p): Handle erroneous types.
5788 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5790 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5792 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5794 PR rtl-optimization/42941
5795 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5798 2010-02-03 Jason Merrill <jason@redhat.com>
5801 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5803 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5806 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5807 (cselib_reset_table): Renamed from...
5808 (cselib_reset_table_with_next_value): ... this.
5809 (cselib_get_next_uid): Renamed from...
5810 (cselib_get_next_unknown_value): ... this.
5811 * cselib.c (next_uid): Renamed from...
5812 (next_unknown_value): ... this.
5813 (cselib_clear_table): Adjust.
5814 (cselib_reset_table): Adjust. Renamed from...
5815 (cselib_reset_table_with_next_value): ... this.
5816 (cselib_get_next_uid): Adjust. Renamed from...
5817 (cselib_get_next_unknown_value): ... this.
5818 (get_value_hash): Use hash.
5819 (cselib_hash_rtx): Likewise.
5820 (new_cselib_val): Adjust. Set and dump uid.
5821 (cselib_lookup_mem): Pass next_uid as hash.
5822 (cselib_subst_to_values): Likewise.
5823 (cselib_log_lookup): Dump uid.
5824 (cselib_lookup): Pass next_uid as hash. Adjust.
5825 (cselib_process_insn): Adjust.
5826 (cselib_init): Initialize next_uid.
5827 (cselib_finish): Adjust.
5828 (dump_cselib_table): Likewise.
5829 * dse.c (canon_address): Dump value uid.
5830 * print-rtl.c (print_rtx): Print value uid.
5831 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5833 (dv_uid): New function, sort of renamed from...
5834 (dv_htab_hash): ... this, reimplemented in terms of it and...
5835 (dv_uid2hash): ... this. New.
5836 (variable_htab_eq): Drop excess assertions.
5837 (tie_break_pointers): Removed.
5838 (canon_value_cmp): Compare uids.
5839 (variable_post_merge_New_vals): Print uids.
5840 (vt_add_function_parameters): Adjust.
5841 (vt_initialize): Reset table. Adjust.
5843 2010-02-03 Richard Guenther <rguenther@suse.de>
5845 PR tree-optimization/42944
5846 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5847 (call_may_clobber_ref_p_1): Likewise. Properly handle
5848 malloc and calloc clobbering errno.
5850 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5852 * doc/invoke.texi: Fix name of sched1 dump.
5854 * opts.c (decode_options): Set flag_tree_switch_conversion
5855 only conditionally on optimize >= 2.
5857 * gcse.c: Assorted comment fixes in pass description.
5859 2010-02-03 Anthony Green <green@moxielogic.com>
5861 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5862 nop padding in order to maintain alignment of storage location of
5863 target function address.
5864 (moxie_trampoline_init): Store target function address at newly
5866 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5868 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5870 2010-02-03 Richard Guenther <rguenther@suse.de>
5873 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5875 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5877 * config.gcc: Reenable check for obsolete targets.
5878 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5879 mips-sgi-irix6.[0-4]*.
5881 2010-02-02 Nick Clifton <nickc@redhat.com>
5883 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5884 constant size of 4 as being the same as 0.
5885 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5886 can take values in the range 0..4.
5888 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5891 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5892 as _darwin10_Unwind_FindEnclosingFunction().
5893 * libgcc-libsystem.ver: New.
5895 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5898 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5899 implicitly set registers.
5901 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
5903 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
5904 (arm_override_options): Allow automatic selection of the thread
5905 pointer register if thumb2.
5906 (legitimize_pic_address): Improve code sequences for Thumb2.
5907 (arm_call_tls_get_addr): Likewise.
5908 (legitimize_tls_address): Likewise.
5909 * arm.md (pic_load_addr_arm): Delete. Replace with ...
5910 (pic_load_addr_32bit): ... this. New named pattern.
5911 * thumb2.md (pic_load_addr_thumb2): Delete.
5912 (pic_load_dot_plus_four): Delete.
5913 (tls_load_dot_plus_four): New named pattern.
5915 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5918 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
5919 Document fix for TLS bug.
5921 2010-01-31 Richard Guenther <rguenther@suse.de>
5923 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
5924 conservatively correct.
5926 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5930 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5932 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5934 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5936 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
5938 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
5940 * config.gcc: Adjust order of makefile fragments for mingw targets.
5942 2010-01-31 Richard Guenther <rguenther@suse.de>
5945 * gimplify.c (gimplify_init_constructor): For volatile LHS
5946 initialize a temporary.
5948 2010-01-31 Matthias Klose <doko@ubuntu.com>
5950 * configure.ac: Fix __stack_chk_fail check for cross builds configured
5952 * configure: Regenerate.
5954 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
5956 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5957 the same alias set and their sizes different constantness.
5958 (aliasing_component_refs_p): Revert 2009-10-24 change.
5960 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5962 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
5965 2010-01-29 Richard Guenther <rguenther@suse.de>
5967 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
5968 Assert we successfully updated the call.
5970 2010-01-29 Jakub Jelinek <jakub@redhat.com>
5972 PR rtl-optimization/42889
5973 * df.h (df_set_bb_dirty_nonlr): New prototype.
5974 * df-core.c (df_set_bb_dirty_nonlr): New function.
5975 * df-scan.c (df_insn_rescan): Call it instead of
5976 df_set_bb_dirty for DEBUG_INSNs.
5978 2010-01-29 Richard Guenther <rguenther@suse.de>
5981 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
5982 quadratic behavior in most cases.
5984 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
5987 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
5988 in the call to gen_x86_movsicc_0_m1.
5990 2010-01-28 Richard Guenther <rguenther@suse.de>
5992 PR tree-optimization/42871
5993 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
5995 2010-01-28 Richard Guenther <rguenther@suse.de>
5997 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
5998 into call arguments.
6000 2010-01-28 Richard Guenther <rguenther@suse.de>
6003 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
6004 the forwarder if the destination is an EH landing pad.
6006 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
6008 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
6009 block list passed to gimple_duplicate_sese_tail.
6010 (parallelize_loops): Avoid parallelization when the function
6012 Avoid parallelization when the preheader is IRREDUCIBLE.
6013 Try to optimize when estimated_loop_iterations_int is unresolved.
6014 Add the loop's location to the dump file.
6015 * tree-cfg.c (add_phi_args_after_redirect): Remove.
6016 (gimple_duplicate_sese_tail): Remove the check for the latch.
6017 Redirect nexits to the exit block.
6018 Remove handling of the incoming edges to the latch.
6019 Redirect the backedge from the copied latch to the exit bb.
6021 2010-01-28 Michael Matz <matz@suse.de>
6024 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
6025 Wrap force_reg into a sequence, emit it before user.
6027 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
6029 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
6031 (arm_legacy_rev): Likewise.
6032 (thumb_legacy_rev): Likewise.
6034 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6036 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
6037 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
6038 on MEM's address failed, try avoid_constant_pool_reference and
6039 recurse if it returned something different.
6040 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
6041 address, try avoid_constant_pool_reference and recurse if it
6042 returned something different.
6043 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
6044 address and avoid_constant_pool_reference returned something
6045 different, don't set have_address.
6047 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
6050 * var-tracking.c (val_store): Add modified argument, obey it.
6052 (count_uses): Move down logging of main.
6053 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
6054 don't need resolution.
6055 (emit_notes_in_bb): Likewise.
6057 2010-01-27 Richard Guenther <rguenther@suse.de>
6060 * tree-inline.c (remap_decl): Delay remapping of SSA name
6061 default definitions until we need them.
6063 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6065 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6066 (rs6000_delegitimize_address): New function.
6068 * config/s390/s390.c (s390_delegitimize_address): Call
6069 delegitimize_mem_from_attrs.
6072 * tree-inline.c (cannot_copy_type_1): Removed.
6073 (copy_forbidden): Don't forbid copying of functions containing
6074 records/unions with variable length fields.
6076 2010-01-27 Christian Bruel <christian.bruel@st.com>
6080 * config/sh/sh.c (find_barrier): Increase length for non delayed
6081 conditional branches.
6083 2010-01-27 Matthias Klose <doko@ubuntu.com>
6085 * configure.ac (gnu-unique-object): Fix ldd version check.
6086 * configure: Regenerate.
6088 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6090 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
6092 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
6093 Test for HAVE_GNU_AS value.
6095 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6097 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
6098 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
6099 INT64_TYPE): Define.
6100 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
6101 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6102 INT_LEAST64_TYPE): Define.
6103 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
6104 UINT_LEAST64_TYPE): Define.
6105 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
6106 INT_FAST64_TYPE): Define.
6107 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6108 UINT_FAST64_TYPE): Define.
6109 (INTMAX_TYPE, UINTMAX_TYPE): Define.
6110 (INTPTR_TYPE, UINTPTR_TYPE): Define.
6111 (SIG_ATOMIC_TYPE): Define.
6113 2010-01-26 Richard Guenther <rguenther@suse.de>
6115 * df-scan.c (df_scan_set_bb_info): Remove assert.
6116 (df_insn_rescan_debug_internal): Merge asserts.
6117 (df_install_ref): Likewise.
6118 (df_mark_reg): Use bitmap_set_range.
6119 (df_hard_reg_used_p): Remove assert.
6120 (df_hard_reg_used_count): Likewise.
6122 2010-01-26 Richard Guenther <rguenther@suse.de>
6124 PR rtl-optimization/42685
6125 * web.c (web_main): Ignore DEBUG_INSNs.
6127 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
6129 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
6131 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
6132 Fix types of fndecl and arglist parameters.
6134 2010-01-26 Richard Guenther <rguenther@suse.de>
6137 * tree-eh.c (unsplit_eh): Skip debug insns.
6139 2010-01-26 Richard Guenther <rguenther@suse.de>
6141 PR tree-optimization/42250
6142 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
6144 2010-01-26 Jakub Jelinek <jakub@redhat.com>
6147 * omp-low.c (expand_omp_sections): Only use single_pred if
6148 l2_bb is single_pred_p.
6150 2010-01-25 Christian Bruel <christian.bruel@st.com>
6153 * config/sh/sh.c (find_barrier): Increase length for non delayed
6154 conditional branches.
6155 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
6157 2010-01-24 David S. Miller <davem@davemloft.net>
6159 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
6160 define if not using GAS.
6161 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6162 Likewise. Delete SECTION_MERGE code, which is only applicable
6165 2010-01-24 Mark Mitchell <mark@codesourcery.com>
6168 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
6169 mangling of va_list in system headers.
6171 2010-01-23 Toon Moene <toon@moene.org>
6173 * tree-predcom.c (combine_chains): Return NULL, not false.
6175 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
6177 * tree-loop-distribution.c (distribute_loop): Fix declaration and
6178 initialization of variable res to agree with return type.
6180 2010-01-22 Steve Ellcey <sje@cup.hp.com>
6182 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
6183 * tree-sra.c: Add include of expr.h.
6185 2010-01-22 Jakub Jelinek <jakub@redhat.com>
6187 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
6188 insert the debug stmt on the single non-EH edge from the stmt.
6190 2010-01-22 Richard Henderson <rth@redhat.com>
6193 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
6194 the RHS until after generate_subtree_copies has insertted its
6195 code before the current statement.
6197 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
6199 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
6201 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
6203 2010-01-21 Martin Jambor <mjambor@suse.cz>
6205 PR tree-optimization/42585
6206 * tree-sra.c (struct access): New field grp_total_scalarization.
6207 (dump_access): Dump the new field.
6208 (should_scalarize_away_bitmap): New variable.
6209 (cannot_scalarize_away_bitmap): Likewise.
6210 (sra_initialize): Allocate new bitmaps.
6211 (sra_deinitialize): Free new bitmaps.
6212 (create_access_1): New function.
6213 (create_access): Parts moved to create_access_1.
6214 (type_consists_of_records_p): New function.
6215 (completely_scalarize_record): Likewise.
6216 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
6217 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
6218 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
6220 (analyze_all_variable_accesses): Completely scalarize small eligible
6223 2010-01-21 Martin Jambor <mjambor@suse.cz>
6225 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
6227 2010-01-21 Andrew Haley <aph@redhat.com>
6229 * gcc.c (process_command): Move lang_specific_driver before
6230 setting cc_libexec_prefix.
6232 2010-01-21 Richard Guenther <rguenther@suse.de>
6235 * fold-const.c (negate_expr_p): Pretend only negative
6236 real constants are easily negatable.
6238 2010-01-20 Janis Johnson <janis187@us.ibm.com>
6239 Jason Merrill <jason@redhat.com>
6241 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
6242 (TYPE_TRANSPARENT_AGGR): this, for union and record.
6243 * calls.c (initialize argument_information): Handle it.
6244 * c-common.c (handle_transparent_union_attribute): Use new name.
6245 * c-decl.c (finish_struct): Ditto.
6246 * c-typeck.c (type_lists_compatible_p): Ditto.
6247 (convert_for_assignment): Use new name and also handle record.
6248 * function.c (aggregate_value_p): Handle it.
6249 (pass_by_reference): Ditto.
6250 (assign_parm_data_types): Ditto.
6251 * print-tree.c (print_node): Ditto.
6252 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
6253 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
6254 * tree.c (first_field): New fn.
6256 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6259 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
6260 even when linking statically, for now.
6262 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6265 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
6266 without a cselib val.
6267 (count_uses): Accept MO_VAL_SET with no val on stores.
6268 (add_stores): Likewise.
6270 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6272 * var-tracking.c (check_value_val): Add a compile time assertion.
6273 (dv_is_decl_p): Simplify.
6274 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
6275 gcc_assert if ENABLE_CHECKING.
6277 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6280 * var-tracking.c: Include tree-flow.h.
6281 (mem_dies_at_call): New.
6282 (dataflow_set_preserve_mem_locs): Use it.
6283 (dataflow_set_remove_mem_locs): Likewise.
6284 (dump_var): Renamed from dump_variable. Adjust all callers.
6285 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
6286 * Makefile.in (var-tracking.o): Adjust deps.
6288 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
6290 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
6292 2010-01-20 Richard Guenther <rguenther@suse.de>
6294 PR tree-optimization/42717
6295 * tree-ssa-dce.c (get_live_post_dom): Remove.
6296 (forward_edge_to_pdom): Take an arbitrary edge to copy
6297 degenerate PHI args from.
6298 (remove_dead_stmt): Use the first post-dominator even if it
6299 does not contain live statements as redirection destination.
6301 2010-01-20 Richard Guenther <rguenther@suse.de>
6303 * tree-inline.c (estimate_num_insns): Handle EH builtins.
6305 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6307 * sel-sched.c (create_speculation_check): Remove set but not used
6309 (try_transformation_cache): Remove set but not used variable ds.
6310 (calculate_privileged_insns): Remove set but not used variables
6311 cur_insn and min_spec_insn.
6312 (find_best_expr): Remove set but not used variable avail_n.
6313 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
6315 * cgraphunit.c (assemble_thunk): Remove set but not used variable
6317 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
6318 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
6321 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
6324 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
6325 cpu types. Add support for *-sse3 cpu types.
6326 (x86_64-*-*): Ditto.
6328 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6331 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
6332 argument, call initializer_constant_valid_p_1 instead of
6333 initializer_constant_valid_p, pass CACHE to it, return NULL
6334 immediately if first call returns NULL.
6335 (initializer_constant_valid_p_1): New function.
6336 (initializer_constant_valid_p): Use it.
6338 2010-01-20 Thomas Quinot <quinot@adacore.com>
6340 * tree.def (PLACEHOLDER_EXPR): Fix comment.
6342 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6344 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
6345 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
6346 (loc_list_from_tree): Don't handle unsigned division. Handle
6347 signed modulo using DW_OP_{over,over,div,mul,minus}.
6348 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
6349 modulo instead of signed.
6351 2010-01-20 DJ Delorie <dj@redhat.com>
6353 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
6355 (h8300_emit_stack_adjustment): Propogate it.
6357 (h8300_expand_prologue): Likewise.
6358 (h8300_expand_epilogue): Likewise.
6360 2010-01-19 Michael Matz <matz@suse.de>
6362 PR tree-optimization/41783
6363 * tree-data-ref.c (toplevel): Include flags.h.
6364 (dump_data_dependence_relation): Also dump the inputs if the
6365 result will be unknown.
6366 (split_constant_offset_1): Look through some conversions.
6367 * tree-predcom.c (determine_roots_comp): Restart a new chain if
6368 the offset from last element is too large.
6369 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
6370 (reassociate_to_the_same_stmt): Handle vector registers.
6371 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
6373 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
6374 wide_prolog_niters argument, emit widening instructions.
6375 (vect_do_peeling_for_alignment): Adjust caller, use widened
6376 variant of the iteration cound.
6377 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
6379 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6382 * config/arm/neon-testgen.m (emit_automatics): New parameter
6383 features. Adjust for Fixed_return_reg feature.
6384 (test_intrinsic): Call emit_automatics with new feature.
6385 * config/arm/neon.ml: Update copyright years.
6386 (features): New Fixed_return_reg feature.
6387 (ops): Update feature for Vget_low.
6389 2010-01-19 Jakub Jelinek <jakub@redhat.com>
6391 PR tree-optimization/42719
6392 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
6396 * fwprop.c (all_uses_available_at): Return false if def_set dest
6397 is a REG that is used in def_insn.
6399 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
6401 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
6403 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
6406 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
6408 * target.h (struct gcc_target) <secondary_reload>: Change type
6409 of last argument to secondary_reload_info *.
6411 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
6414 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
6415 memory references with unaligned offsets. Remove CQImode handling.
6416 (unaligned_memory_operand): Return 1 for memory references with
6417 unaligned offsets. Remove CQImode handling.
6419 2010-01-18 Richard Guenther <rguenther@suse.de>
6422 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
6425 2010-01-18 Richard Guenther <rguenther@suse.de>
6427 PR tree-optimization/42781
6428 * tree-ssa-structalias.c (find_what_var_points_to): Skip
6429 restrict processing only if the original variable was artificial.
6431 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
6433 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
6434 find number of popped argument bytes.
6436 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
6437 Fix the text that describes the return value for invalid insns.
6439 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
6441 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
6442 Clarify what 'cost of the -dependence' is. Fix quoting.
6444 * toplev.c (default_get_pch_validity): Rename argument to "sz".
6445 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
6447 2010-01-17 Jakub Jelinek <jakub@redhat.com>
6449 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6450 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
6452 2010-01-17 Richard Guenther <rguenther@suse.de>
6455 * function.c (split_complex_args): Take a VEC to modify.
6456 (assign_parms_augmented_arg_list): Build a VEC instead of
6457 a chain of PARM_DECLs.
6458 (assign_parms_unsplit_complex): Take a VEC of arguments.
6459 Do not fixup unmodified parms.
6460 (assign_parms): Deal with the VEC.
6461 (gimplify_parameters): Likewise.
6463 2010-01-17 Richard Guenther <rguenther@suse.de>
6465 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
6466 node existence check.
6467 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
6468 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
6469 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
6470 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
6471 (gimple_execute_on_growing_pred): Likewise.
6473 2010-01-17 Richard Guenther <rguenther@suse.de>
6475 PR tree-optimization/42773
6476 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
6477 (compute_antic_aux): Likewise.
6478 (compute_partial_antic_aux): Likewise.
6480 2010-01-17 Jie Zhang <jie.zhang@analog.com>
6483 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
6486 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
6488 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
6491 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
6492 Fix markup for strict argument.
6494 (TARGET_SCHED_REORDER2): Fix argument types.
6496 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
6497 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
6499 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
6500 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
6502 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
6505 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
6506 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
6507 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
6508 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
6509 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
6511 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
6513 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
6515 (TARGET_ASM_RELOC_RW_MASK): Add return type.
6516 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
6518 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
6520 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
6523 (TARGET_ASM_NAMED_SECTION): Fix argument list.
6525 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
6526 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
6528 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
6530 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
6532 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
6533 referring to it. Fix language.
6535 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
6537 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
6539 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
6541 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
6543 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
6544 '@var{stream}. Remove stray 'and'.
6546 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
6548 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
6550 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
6552 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
6553 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
6555 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
6556 Fix description of return value.
6557 Rename argument "sz" to "len."
6559 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
6560 Clarify meaning of 'true' return value.
6562 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
6564 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
6565 rep_mode versus mode_rep.
6567 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
6569 (TARGET_BUILTIN_DECL): Fix name.
6571 (TARGET_COMMUTATIVE_P): Fix type of first argument.
6573 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
6575 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
6577 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
6579 (TARGET_RELAXED_ORDERING): Use @deftypevr.
6581 (TARGET_GET_DRAP_RTX): Note that this is a hook.
6584 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
6585 Rename argument tm_fn to md_fn.
6587 (TARGET_OPTION_PRINT): Fix argument list.
6589 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
6592 * config/i386/i386.c (ix86_fixup_binary_operands):
6593 Revert FMA4 fixup of operands.
6595 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6598 * Makefile.in (write_entries_to_file, install-plugin):
6599 Use \012 instead of \n with tr.
6601 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6603 * configure.ac (HAVE_AS_REF): New C macro.
6604 * configure: Regenerate.
6605 * config.in: Likewise.
6606 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6608 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6611 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6613 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6615 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6617 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
6619 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
6621 (TARGET_IN_SMALL_DATA_P): Fix argument type.
6623 (TARGET_BINDS_LOCAL_P): Fix argument type.
6625 (TARGET_ASM_FILE_END): Use prototype.
6627 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
6629 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
6631 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
6633 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
6635 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
6636 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
6638 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
6639 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
6641 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
6642 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
6643 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
6644 (TARGET_ADDR_SPACE_CONVERT): Likewise.
6646 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
6648 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
6650 (TARGET_INIT_BUILTINS): Use prototype.
6652 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6653 Put 'const char *' in braces. Fix parameter types.
6654 (TARGET_INVALID_CONVERSION): Fix parameter types.
6655 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
6656 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
6658 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
6661 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
6663 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6665 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6667 * doc/tm.texi (TARGET_HELP): Fix return type.
6669 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
6670 in braces. Fix argument types.
6672 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6674 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6676 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6678 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6679 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6681 (TARGET_MANGLE_TYPE): Fix argument types.
6683 (TARGET_IRA_COVER_CLASSES): Use prototype.
6685 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6687 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6689 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6691 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6693 (TARGET_CALLEE_COPIES): Fix argument types.
6695 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6697 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6699 (TARGET_FUNCTION_VALUE): Fix argument types.
6701 (TARGET_RETURN_IN_MSB): Fix argument type.
6703 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6705 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6707 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6709 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6710 agree with return type.
6712 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6714 2010-01-15 Jing Yu <jingyu@google.com>
6716 PR rtl-optimization/42691
6717 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6718 a pseudo to a constant and are merged, and adjust comments.
6720 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6722 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6724 2010-01-15 Richard Guenther <rguenther@suse.de>
6727 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6728 labels of computed or non-local gotos to the destination.
6729 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6730 landing pad label is the first label.
6732 2010-01-15 Richard Guenther <rguenther@suse.de>
6734 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6736 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6739 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6740 to allow generation of the xssqrtdp instruction on power7.
6741 (sqrtdf2_fpr): Ditto.
6743 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6746 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6747 functions with noreturn attribute.
6750 * varasm.c (declare_weak): Add weak attribute to decl if it
6751 doesn't have one already.
6752 (assemble_external): Only add decls to weak_decls if they also
6753 have weak attribute.
6755 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6757 * var-tracking.c (var_reg_delete): Don't delete the association
6758 between REGs and values or one-part variables if the register
6761 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6764 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6765 because its first operand is a non-localized variable.
6767 2010-01-14 Martin Jambor <mjambor@suse.cz>
6769 PR tree-optimization/42706
6770 * tree-sra.c (encountered_recursive_call): New variable.
6771 (encountered_unchangable_recursive_call): Likewise.
6772 (sra_initialize): Initialize both new variables.
6773 (callsite_has_enough_arguments_p): New function.
6774 (scan_function): Call decl and flags check only for IPA-SRA, check
6775 whether there is a recursive call and whether it has enough arguments.
6776 (all_callers_have_enough_arguments_p): New function.
6777 (convert_callers): Look for recursive calls only when
6778 encountered_recursive_call is set.
6779 (ipa_early_sra): Bail out either if
6780 !all_callers_have_enough_arguments_p or
6781 encountered_unchangable_recursive_call.
6783 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6785 * sel-sched.c: Add 2010 to copyright years.
6786 * sel-sched-ir.c: Likewise.
6787 * sel-sched-ir.h: Likewise.
6789 2010-01-14 Martin Jambor <mjambor@suse.cz>
6791 PR tree-optimization/42714
6792 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6793 constructors specially.
6795 2010-01-14 Andi Kleen <ak@linux.intel.com>
6797 * config/i386/drivers-i386.c (detect_caches_intel):
6798 Add l2sizekb parameter and fill in.
6799 (host_detect_local_cpu): Add l2sizekb, fill in.
6800 Add Atom small cache heuristic.
6802 2010-01-14 Andi Kleen <ak@linux.intel.com>
6804 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6805 Add level3 parameter and fill in.
6806 (detect_caches_intel): Handle level3 cache.
6808 2010-01-14 Andi Kleen <ak@linux.intel.com>
6810 * config/i386/drivers-i386.c (host_detect_local_cpu):
6811 Fix core duo detection.
6813 2010-01-14 Andi Kleen <ak@linux.intel.com>
6815 * config/i386/drivers-i386.c (host_detect_local_cpu):
6818 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6820 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6821 (rs6000_variable_issue_1): this. Use...
6822 (rs6000_variable_issue): here. Reimplement. Print debug info.
6824 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6826 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6827 sel_restore_notes. Update all callers. Call reemit_notes
6830 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6832 PR rtl-optimization/42246
6833 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6836 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6838 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6839 all successors is the same as number of successors in current region.
6841 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6843 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6844 to rename is not separable. Otherwise check that its LHS is not NULL.
6846 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6848 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6850 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6852 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6853 available registers when failed to discover LHS register class.
6854 Fix indentation. Update comment.
6856 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6857 Alexander Monakov <amonakov@ispras.ru>
6859 PR rtl-optimization/42389
6860 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6862 (advance_state_on_fence): Likewise.
6863 (sel_target_adjust_priority): Print debug output only when
6864 sched_verbose >= 4, not 2.
6865 (get_expr_cost): Do not issue all unique insns on the next cycle.
6866 (fill_insns): Initialize can_issue_more from the value saved
6868 * sel-sched-ir.c (flist_add): New parameter issue_more.
6869 Init FENCE_ISSUE_MORE with it.
6870 (merge_fences): Likewise.
6871 (init_fences): Update call to flist_add.
6872 (add_to_fences, add_clean_fence_to_fences)
6873 (add_dirty_fence_to_fences): Likewise.
6874 (move_fence_to_fences): Update call to merge_fences.
6875 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6877 * sel-sched-ir.h (struct _fence): New field issue_more.
6878 (FENCE_ISSUE_MORE): New accessor macro.
6880 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6882 PR rtl-optimization/42388
6883 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6884 that have no predecessors nor successors. Do not call move_bb_info
6885 for empty blocks outside of current region.
6887 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6889 PR rtl-optimization/42294
6890 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6891 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6892 originators' originators.
6894 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6896 PR rtl-optimization/39453
6897 PR rtl-optimization/42246
6898 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6900 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
6902 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6903 Alexander Monakov <amonakov@ispras.ru>
6906 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
6907 (maybe_tidy_empty_bb): ... here. Make static. Add new
6908 argument. Update all callers.
6909 (tidy_control_flow): ... and here. Recompute topological order
6910 of basic blocks in region if necessary.
6911 (sel_redirect_edge_and_branch): Change return type. Return true
6912 if topological order might have been invalidated.
6913 (purge_empty_blocks): Export and move from...
6914 * sel-sched.c (purge_empty_blocks): ... here.
6915 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
6916 (maybe_tidy_empty_bb): Delete prototype.
6917 (purge_empty_blocks): Declare.
6919 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6921 PR rtl-optimization/42249
6922 * sel-sched.c (try_replace_dest_reg): When chosen register
6923 and original register is the same, do not bail out early, but
6924 still check all original insns for validity of replacing destination
6925 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
6928 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6931 Port from no-undefined-overflow branch:
6932 2009-03-09 Richard Guenther <rguenther@suse.de>
6934 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
6936 2010-01-14 Richard Guenther <rguenther@suse.de>
6939 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
6941 2010-01-14 Ira Rosen <irar@il.ibm.com>
6943 PR tree-optimization/42709
6944 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
6945 as scalar type in creation of constant vector operand.
6947 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6950 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
6951 (check-parallel-%): Match `testsuite' directory component only
6954 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
6956 PR translation/39521
6957 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
6960 2010-01-13 Richard Guenther <rguenther@suse.de>
6962 PR tree-optimization/42730
6963 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
6966 2010-01-13 Steve Ellcey <sje@cup.hp.com>
6969 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
6970 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
6973 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
6975 * config/bfin/libgcc-bfin.ver: Regenerate based on current
6976 libgcc-std.ver. Add entries for ___smulsi3_highpart and
6977 ___umulsi3_highpart.
6979 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
6980 rather than schedule_insns if the pass is enabled.
6982 2010-01-13 Martin Jambor <mjambor@suse.cz>
6984 PR tree-optimization/42704
6985 * tree-sra.c (sra_modify_assign): Do not delete assignments to
6988 2010-01-13 Martin Jambor <mjambor@suse.cz>
6990 PR tree-optimization/42703
6991 * tree-sra.c (analyze_access_subtree): Check that we can build a
6992 reference to the original data within the aggregate.
6994 2010-01-13 Richard Guenther <rguenther@suse.de>
6996 PR tree-optimization/42705
6997 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
6999 2010-01-13 Richard Guenther <rguenther@suse.de>
7002 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
7004 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7007 * var-tracking.c (values_to_unmark): New variable.
7008 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7009 values_to_unmark vector. Moved body to...
7010 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7011 instead queue it into values_to_unmark vector.
7012 (vt_find_locations): Free values_to_unmark vector.
7014 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
7016 * config/s390/s390.c (override_options): Set
7017 default of max-pending-list-length to 256
7019 2010-01-13 Richard Guenther <rguenther@suse.de>
7022 * tree-pass.h (PROP_gimple_lcx): New.
7023 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
7024 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
7025 before the final cleanup_eh.
7026 (dump_properties): Dump PROP_gimple_lcx.
7027 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
7028 (tree_lower_complex_O0): Remove.
7029 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
7030 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
7031 tree_lower_complex, schedule TODO_update_ssa.
7032 * lto-streamer-out.c (output_function): Stream the functions
7034 * lto-streamer-in.c (input_function): Likewise.
7035 (lto_read_body): Do not override them here.
7037 2010-01-12 Joseph Myers <joseph@codesourcery.com>
7040 * c-typeck.c (build_c_cast): Fold value cast to union type before
7041 wrapping it in a CONSTRUCTOR.
7043 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7045 PR rtl-optimization/42699
7046 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
7049 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7051 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7052 SUBTARGET_WARN_UNUSED_SPEC): Move ...
7053 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7054 SUBTARGET_WARN_UNUSED_SPEC): ... here
7055 * config/mips/iris5.h (LIBGCC_SPEC): Define.
7057 2010-01-12 Julian Brown <julian@codesourcery.com>
7059 * config/arm/neon-schedgen.ml (Utils): Don't try to
7060 open missing module.
7061 (find_with_result): New.
7063 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7066 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
7067 sharing when canonicalizing ({lt,ge}u (plus a b) b).
7069 PR tree-optimization/42645
7070 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
7071 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
7072 decl_map, set processing_debug_stmt to -1 and return name without
7075 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
7077 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
7078 binutils version, and reword target configuration description.
7080 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7082 * config/avr/avr.h (LINKER_NAME): Remove.
7084 2010-01-11 Janis Johnson <janis187@us.ibm.com>
7087 * config/rs6000/rs6000.c (rs6000_override_options): On targets
7088 that support VSX, warn for -mno-altivec if vsx is not disabled,
7091 2010-01-11 Joseph Myers <joseph@codesourcery.com>
7092 Shujing Zhao <pearly.zhao@oracle.com>
7094 PR translation/42469
7095 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
7096 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
7097 character between option name and help text.
7098 * c.opt (imultilib): Likewise.
7100 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
7102 * lto-streamer-out.c (output_unreferenced_globals): Output static
7105 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
7107 PR rtl-optimization/42621
7108 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
7109 optimizing for size.
7110 (duplicate_computed_gotos): Remove now-redundant check.
7112 2010-01-10 Steve Ellcey <sje@cup.hp.com>
7115 * configure.ac: Save and restore LDFLAGS and LIBS
7116 * configure: Regenerate.
7118 2010-01-10 Richard Guenther <rguenther@suse.de>
7121 * builtins.c (fold_builtin_strlen): Add type argument and
7122 convert the resulting length to it.
7123 (fold_builtin_1): Adjust.
7125 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7127 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
7128 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
7130 (num_insns_constant_wide): Adjust for that change.
7132 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7135 * web.c (union_defs): Add used argument, to combine uses of
7137 (entry_register): Adjust type and tests of used argument.
7138 (web_main): Widen used for new use. Pass it to union_defs.
7139 * df.h (union_defs): Adjust prototype.
7141 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7144 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
7145 uses in new incoming argument. Free body.
7146 (reset_debug_uses_in_loop): New.
7147 (analyze_insn_to_expand_var): Call the latter if the former found
7148 anything. Fix whitespace. Reject invalid dest overlaps before
7149 going through all insns in the loop.
7151 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7154 * haifa-sched.c (dying_use_p): Debug insns don't count.
7156 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7159 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
7160 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
7161 (verify_gimple_call): Reject LHS in noreturn calls.
7163 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7167 * tree-vect-loop-manip.c (adjust_info): New type.
7168 (adjust_vec): New pointer to vector.
7169 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
7170 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
7171 (slpeel_update_phis_for_duplicate_loop): Use them.
7172 (slpeel_update_phi_nodes_for_guard1): Likewise.
7173 (slpeel_update_phi_nodes_for_guard2): Likewise.
7174 (slpeel_tree_peel_loop_to_edge): Likewise.
7175 (vect_update_ivs_after_vectorizer): Likewise.
7177 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7179 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
7180 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
7182 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7184 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
7185 bogus uninitialized warning.
7187 2010-01-09 Richard Guenther <rguenther@suse.de>
7190 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
7191 the evolution is compatible with the initial condition.
7193 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7195 * gcc.c (process_command): Update copyright notice dates.
7196 * gcov.c (print_version): Likewise.
7197 * gcov-dump.c (print_version): Likewise.
7198 * mips-tfile.c (main): Likewise.
7199 * mips-tdump.c (main): Likewise.
7201 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7204 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
7206 (rotlhi3_8): Delete.
7208 (rotlsi3_8): Delete.
7209 (rotlsi3_16): Delete.
7210 (rotlsi3_24): Delete.
7212 (*rotw<mode>3): New.
7213 (*rotb<mode>3): New.
7214 * config/avr/avr.c (avr_rotate_bytes): New function.
7215 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
7217 2010-01-08 Steve Ellcey <sje@cup.hp.com>
7220 * configure.ac: Modify -rdynamic check.
7221 * configure: Regenerate.
7223 2010-01-08 DJ Delorie <dj@redhat.com>
7225 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
7226 register popping order.
7228 2010-01-08 Richard Guenther <rguenther@suse.de>
7231 * c.opt (fsigned-char): Also let LTO handle this option.
7232 (funsigned-char): Likewise.
7234 2010-01-07 Richard Guenther <rguenther@suse.de>
7236 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
7237 (gimple_op): Likewise.
7238 (gimple_op_ptr): Likewise.
7239 (gimple_assign_set_lhs): Remove gcc_assert.
7240 (gimple_assign_set_rhs1): Likewise.
7241 (gimple_assign_set_rhs2): Likewise.
7242 (gimple_call_set_lhs): Likewise.
7243 (gimple_call_set_fn): Likewise.
7244 (gimple_call_set_fndecl): Likewise.
7245 (gimple_call_fndecl): Likewise.
7246 (gimple_call_return_type): Likewise.
7247 (gimple_call_set_chain): Likewise.
7248 (gimple_call_num_args): Likewise.
7249 (gimple_call_set_arg): Likewise.
7250 (gimple_cond_set_code): Likewise.
7251 (gimple_cond_set_lhs): Likewise.
7252 (gimple_cond_set_rhs): Likewise.
7253 (gimple_cond_set_true_label): Likewise.
7254 (gimple_cond_set_false_label): Likewise.
7255 (gimple_label_set_label): Likewise.
7256 (gimple_goto_set_dest): Likewise.
7257 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
7258 (gimple_debug_bind_get_value): Likewise.
7259 (gimple_debug_bind_get_value_ptr): Likewise.
7260 (gimple_debug_bind_set_var): Likewise.
7261 (gimple_debug_bind_set_value): Likewise.
7262 (gimple_debug_bind_reset_value): Likewise.
7263 (gimple_debug_bind_has_value_p): Likewise.
7264 (gimple_return_retval_ptr): Remove gcc_assert.
7265 (gimple_return_retval): Likewise.
7266 (gimple_return_set_retval): Likewise.
7267 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
7268 (safe_referenced_var_iterator): Remove.
7269 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
7270 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
7271 (fill_referenced_var_vec): Remove.
7272 (first_readonly_imm_use): Remove redundant gcc_assert.
7273 (phi_arg_index_from_use): Combine gcc_asserts.
7274 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
7275 (first_imm_use_stmt): Remove redundant gcc_assert.
7276 * tree-cfg.c (verify_gimple_call): Verify function and chain
7277 operands. Verify arguments.
7278 (verify_types_in_gimple_stmt): Verify condition code and labels.
7280 2010-01-07 Richard Guenther <rguenther@suse.de>
7282 PR tree-optimization/42641
7283 * sese.c (rename_map_elt_info): Use the SSA name version, do
7286 2010-01-07 Jakub Jelinek <jakub@redhat.com>
7288 PR tree-optimization/42625
7289 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
7290 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
7292 2010-01-07 Duncan Sands <baldrick@free.fr>
7294 * Makefile.in (PLUGIN_HEADERS): Add version.h.
7296 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
7299 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
7300 note itself is not function_invariant_p.
7302 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
7304 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
7305 Do not add the DF_NOTE problem.
7306 * store-motion.c (execute_rtl_store_motion): Likewise.
7308 2010-01-07 Martin Jambor <mjambor@suse.cz>
7310 PR tree-optimization/42157
7311 * tree-sra.c (compare_access_positions): Stabilize sort if both
7312 accesses have integer types, return zero immediately if they are the
7315 2010-01-06 Richard Henderson <rth@redhat.com>
7318 * haifa-sched.c (add_to_note_list): Merge into ...
7319 (concat_note_lists): ... here, and ...
7320 (unlink_other_notes, rm_other_notes): Merge into...
7321 (remove_notes): ... here. Create REG_SAVE_NOTEs for
7322 NOTE_INSN_EPILOGUE_BEG.
7324 2010-01-06 Richard Guenther <rguenther@suse.de>
7326 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
7327 not inline regular functions into always-inline functions.
7329 2010-01-06 Nick Clifton <nickc@redhat.com>
7331 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
7332 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
7334 (OVERRIDE_OPTIONS): Delete.
7335 (OPTIMIZATION_OPTIONS): Define.
7336 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
7337 * config/rx/rx.c (rx_handle_option): Issue an error message if
7338 -mcpu=rx200 and -fpu are used together.
7339 (rx_set_optimization_options): New function. Issue an error
7340 message if an optimization attribute attempts to reset the FPU/
7341 math optimization pairing.
7342 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
7343 * config/rx/rx.opt: Set the default to 32-bit doubles.
7344 * config/rx/t-rx: Add multilibs for -nofpu option.
7345 * doc/invoke.texi: Update documentation of RX options.
7347 2010-01-06 Richard Guenther <rguenther@suse.de>
7349 * tree-ssa-pre.c (name_to_id): New global.
7350 (alloc_expression_id): Simplify SSA name handling.
7351 (lookup_expression_id): Likewise.
7352 (init_pre): Zero name_to_id.
7353 (fini_pre): Free it.
7355 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
7357 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
7359 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
7362 * config/i386/sse.md (smaxv2di3): New.
7363 (umaxv2di3): Likewise.
7364 (sminv2di3): Likewise.
7365 (uminv2di3): Likewise.
7367 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
7370 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
7371 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
7372 (legitimize_tls_address): Likewise.
7373 (sparc_tls_referenced_p): Likewise.
7374 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
7375 and adjust calls to legitimize_pic_address.
7376 (legitimate_constant_p) Use sparc_tls_referenced_p.
7377 (legitimate_pic_operand_p): Likewise.
7378 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
7379 (sparc_tls_symbol_ref_1): Delete.
7380 (sparc_tls_referenced_p): Make static, recognize specific patterns.
7381 (legitimize_tls_address): Make static, handle CONST patterns.
7382 (legitimize_pic_address): Make static, remove unused parameter and
7383 adjust recursive calls.
7384 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
7385 and adjust call to legitimize_pic_address.
7386 (sparc_output_mi_thunk): Likewise.
7388 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
7389 H.J. Lu <hongjiu.lu@intel.com>
7392 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
7393 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
7394 operands to make them signed.
7397 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7400 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7401 GTU to GT for V4SI and V2DI.
7403 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7404 (umin<mode>3): Removed.
7406 (uminv4si3): Likewise.
7408 2010-01-05 Martin Jambor <mjambor@suse.cz>
7410 PR tree-optimization/42462
7411 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
7412 current_function_decl to helper functions and macros.
7414 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7417 * flags.h: Don't include real.h.
7418 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
7419 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
7420 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
7421 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
7422 * dominance.c: Update copyright.
7423 * gimple.c (walk_gimple_op): Remove inline.
7424 * tree-ssa-reassoc.c: Include real.h.
7425 * Makefile.in (FLAGS_H): Remove $(REAL_H).
7426 (tree-ssa-reassoc.o): Depend on $(REAL_H).
7428 2010-01-05 Nick Clifton <nickc@redhat.com>
7430 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
7431 register to push into the stack frame when the accumulator has to
7432 be saved during interrupts.
7434 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
7436 * doc/invoke.texi: Remove the documentation about option
7438 * common.opt (Wunreachable-code): Preserved for backward
7440 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
7441 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
7442 the backward compatibility flag section.
7444 2010-01-05 Richard Guenther <rguenther@suse.de>
7446 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
7448 2010-01-05 Jakub Jelinek <jakub@redhat.com>
7451 * cfgexpand.c (expand_one_var): Diagnose too large variables.
7453 PR tree-optimization/42508
7454 * tree-sra.c (convert_callers): Check for recursive call
7455 by comparing cgraph nodes instead of decls.
7456 (modify_function): Call ipa_modify_formal_parameters also
7457 on all same_body aliases.
7459 * cgraphunit.c (cgraph_materialize_all_clones): Compare
7460 cgraph nodes when checking for same_body aliases.
7462 2010-01-05 Richard Guenther <rguenther@suse.de>
7464 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
7465 allocation and lookup.
7466 (get_or_alloc_expr_for_constant): Likewise.
7467 (phi_translate): Sink allocation.
7469 2010-01-04 Richard Guenther <rguenther@suse.de>
7471 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
7472 a new entry only if needed.
7473 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
7474 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
7476 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
7478 (phi_translate): Handle CONSTANTs early.
7480 2010-01-04 Martin Jambor <mjambor@suse.cz>
7482 PR tree-optimization/42398
7483 * tree-sra.c (struct access): Removed flag grp_different_types.
7484 (dump_access): Do not dump the removed flag.
7485 (sort_and_splice_var_accesses): Do not set the removed flag.
7486 (sra_modify_expr): Check for type compatibility directly.
7488 2010-01-04 Martin Jambor <mjambor@suse.cz>
7490 PR tree-optimization/42366
7491 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
7492 edges with variable number of parameters.
7493 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
7494 flag instead of asserting it.
7495 (ipa_read_node_info): Read uses_analysis_done flag.
7497 2010-01-04 Richard Guenther <rguenther@suse.de>
7499 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
7500 iterative_hash_* as intended.
7501 (vn_reference_compute_hash): Likewise. Simplify hashing
7503 (vn_reference_lookup_2): Likewise.
7504 (vn_nary_op_compute_hash): Likewise.
7505 (vn_phi_compute_hash): Likewise.
7506 (expressions_equal_p): Remove strange code.
7507 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
7508 (pre_expr_hash): Likewise. Simplify hashing SSA names.
7509 (bitmap_insert_into_set_1): Take value-id as parameter.
7510 (add_to_value): Pass it.
7511 (bitmap_insert_into_set): Likewise.
7512 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
7514 2010-01-04 Jakub Jelinek <jakub@redhat.com>
7517 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
7518 (do_self_spec): For switches with SWITCH_IGNORE set set also
7519 SWITCH_IGNORE_PERMANENTLY.
7520 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
7523 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
7525 * lto-streamer-out.c (output_unreferenced_globals): Output the full
7526 tree of an unreferenced global var.
7528 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7531 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7532 GTU to GT for V4SI and V2DI.
7534 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7535 (umin<mode>3): Removed.
7537 (uminv4si3): Likewise.
7539 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7542 * collect2.c (main): Turn on trace in collect2 if -v is passed
7545 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
7547 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
7548 description of expression operand.
7550 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
7552 * configure.ac: Add install-html to target_list for Make-hooks.
7553 * configure: Regenerate.
7554 * fortran/Make-lang.in (F95_HTMLFILES): New.
7555 (fortran.html): Use it.
7556 (fortran.install-html): New.
7557 * Makefile.in (install-html): Add lang.install-html.
7558 * java/Make-lang.in (JAVA_HTMLFILES): New.
7559 (java.html): Use it.
7560 (java.install-html): New.
7561 * objc/Make-lang.in (objc.install-html): New.
7562 * objcp/Make-lang.in (obj-c++.install-html): New.
7563 * cp/Make-lang.in (c++.install-html): New.
7564 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
7565 * lto/Make-lang.in (lto.install-html): New.
7567 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7570 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
7572 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
7574 PR rtl-optimization/41862
7575 * store-motion.c (store_killed_in_insn, compute_store_table,
7576 remove_reachable_equiv_notes, replace_store_insn,
7577 build_store_vectors): Ignore all DEBUG_INSNs.
7579 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7582 * common.opt: Add dumpdir.
7584 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
7586 (option_map): Add --dumpdir.
7588 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
7590 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
7592 * opts.c (decode_options): Try dump_dir_name first if
7593 dump_base_name isn't an absolute path.
7594 (common_handle_option): Handle OPT_dumpdir.
7596 * toplev.c (dump_dir_name): New.
7597 (print_switch_values): Also ignore -dumpdir.
7599 * toplev.h (dump_dir_name): New.
7601 2010-01-03 Richard Guenther <rguenther@suse.de>
7603 PR tree-optimization/42589
7604 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7605 double-word expansion of bswap32.
7607 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7609 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7610 with BLOCK_FOR_INSN.
7611 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7612 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7613 noce_process_if_block): Likewise.
7614 * gcse.c (compute_local_properties, insert_expr_in_table,
7615 insert_set_in_table, canon_list_insert, find_avail_set,
7616 pre_insert_copy_insn): Likewise.
7618 * basic-block.h (BLOCK_NUM): Move from here...
7619 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
7621 2010-01-03 Richard Guenther <rguenther@suse.de>
7623 PR tree-optimization/42438
7624 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
7625 contains_may_not_return_call flag.
7626 (BB_MAY_NOTRETURN): New.
7627 (valid_in_sets): Trapping nary operations are not valid
7628 in blocks that may not return.
7629 (insert_into_preds_of_block): Remove check for trapping expressions.
7630 (compute_avail): Compute also BB_MAY_NOTRETURN.
7632 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7634 * doc/invoke.texi: Add 2010 to copyright years.
7636 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
7638 * config/sparc/sparc.c: Fix formatting nits.
7640 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7641 Alexander Monakov <amonakov@ispras.ru>
7643 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
7645 2010-01-02 Richard Guenther <rguenther@suse.de>
7648 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
7649 (simplify_switch_using_ranges): Mark to be removed edges
7652 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7654 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7656 * collect2.c (scan_libraries): Add missing argument in call to
7659 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
7662 * config/alpha/predicates.md (aligned_memory_operand): Return false
7664 (unaligned_memory_operand): Return true for CQImode.
7665 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7666 doesn not cross aligned SImode word boundary.
7668 2010-01-02 Anatoly Sokolov <aesok@post.ru>
7670 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7672 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7673 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7675 2010-01-02 Richard Guenther <rguenther@suse.de>
7678 * toplev.c (compile_file): Emit LTO marker properly. Change
7680 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7682 2010-01-01 Richard Guenther <rguenther@suse.de>
7685 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7687 2010-01-01 Richard Guenther <rguenther@suse.de>
7690 * c-decl.c (grokdeclarator): For zero-size arrays force
7691 structural equality checks as layout_type does.
7693 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7695 * builtins.c: Update copyright to 2010.
7697 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7700 * lto-streamer-out.c (produce_asm): Revert the last change.
7701 (copy_function): Likewise.
7703 * lto-streamer.c (lto_get_section_name): Skip any leading
7706 2010-01-01 Richard Guenther <rguenther@suse.de>
7709 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7713 Copyright (C) 2010 Free Software Foundation, Inc.
7715 Copying and distribution of this file, with or without modification,
7716 are permitted in any medium without royalty provided the copyright
7717 notice and this notice are preserved.