1 2010-04-28 Mike Stump <mikestump@comcast.net>
3 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for
6 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
8 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
9 record or union type with RECORD_OR_UNION_TYPE_P predicate.
10 (lto_input_ts_type_tree_pointers): Likewise.
11 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
12 (lto_output_ts_type_tree_pointers): Likewise.
14 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
16 Uniquization of constants at the Tree level
17 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
18 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
20 (tree_output_constant_def): Declare.
21 * gimplify.c (gimplify_init_constructor): When using block copy, first
22 uniquize the constant constructor on the RHS.
23 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
24 DECL_IN_CONSTANT_POOL flag.
25 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
26 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
28 (assemble_variable): Deal with symbols belonging to the tree constant
30 (get_constant_section): Add ALIGN parameter and simplify.
31 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
32 (assemble_constant_contents): Use the expression of the VAR_DECL.
33 (output_constant_def_contents): Use the alignment of the VAR_DECL.
34 (tree_output_constant_def): New global function.
35 (mark_constant): Use the expression of the VAR_DECL.
36 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
38 (output_object_block): Likewise and assemble the expression.
40 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
42 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
43 hash_tree, eq_tree): New tree hash table.
44 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
45 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
46 lto_orig_address_remove): Reimplement.
48 2010-04-28 Xinliang David Li <davidxl@google.com>
51 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
52 (compute_uninit_opnds_pos): New function.
53 (is_non_loop_exit_postdominating): New function.
54 (compute_control_dep_chain): New function.
55 (find_pdom): New function.
56 (convert_control_dep_chain_into_preds): New function.
57 (find_predicates): New function.
58 (find_control_equiv_block): New function.
59 (collect_phi_def_edges): New function.
60 (find_def_preds): New function.
61 (find_dom): New function.
62 (dump_predicates): New function.
63 (get_cmp_code): New function.
64 (is_value_included_in): New function.
65 (find_matching_predicate_in_rest_chains): New function.
66 (use_pred_not_overlap_with_undef_path_pred): New function.
67 (is_use_properly_guarded): New function.
68 (normalize_cond_1): New function.
69 (is_and_or_or): New function.
70 (normalize_cond): New function.
71 (is_gcond_subset_of): New function.
72 (is_subset_of_any): New function.
73 (is_or_set_subset_of): New function.
74 (is_and_set_subset_of): New function.
75 (is_norm_cond_subset_of): New function.
76 (is_pred_expr_subset_of): New function.
77 (is_pred_chain_subset_of): New function.
78 (is_included_in): New function.
79 (is_superset_of): New function.
80 (find_uninit_use): New function.
81 (warn_uninitialized_phi): New function.
82 (compute_possibly_undefined_names): New function.
83 (ssa_undefined_value_p): New function.
84 (execute_late_warn_uninitialized): New function.
85 * tree-ssa.c (ssa_undefined_value_p): Removed.
86 (warn_uninit): Changed to extern.
87 (warn_uninitialized_phi): Removed.
88 (warn_uninitialized_vars): Changed to extern.
89 (execute_late_warn_uninitialized): Removed
90 * tree-flow.h: Add new prototypes.
91 * timevar.def: Add new time variable.
92 * Makefile.in: Add new build file.
94 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
96 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
99 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
102 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
104 2010-04-28 Martin Jambor <mjambor@suse.cz>
106 * cgraph.h (struct cgraph_node): New field indirect_calls.
107 (struct cgraph_indirect_call_info): New type.
108 (struct cgraph_edge): Removed field indirect_call. New fields
109 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
110 (cgraph_create_indirect_edge): Declare.
111 (cgraph_make_edge_direct): Likewise.
112 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
113 * ipa-prop.h (struct ipa_param_call_note): Removed.
114 (struct ipa_node_params): Removed field param_calls.
115 (ipa_create_all_structures_for_iinln): Declare.
116 * cgraph.c: Described indirect edges and uids in initial comment.
117 (cgraph_add_edge_to_call_site_hash): New function.
118 (cgraph_edge): Search also among the indirect edges, use
119 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
120 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
121 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
123 (initialize_inline_failed): Assign a reason to indirect edges.
124 (cgraph_create_edge_1): New function.
125 (cgraph_create_edge): Moved some functionality to
126 cgraph_create_edge_1.
127 (cgraph_create_indirect_edge): New function.
128 (cgraph_edge_remove_callee): Add an assert checking for
130 (cgraph_edge_remove_caller): Special-case indirect edges.
131 (cgraph_remove_edge): Likewise.
132 (cgraph_set_edge_callee): New function.
133 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
134 (cgraph_make_edge_direct): New function.
135 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
136 the declaration of the call statement matches.
137 (cgraph_node_remove_callees): Special-case indirect edges.
138 (cgraph_clone_edge): Likewise.
139 (cgraph_clone_node): Clone also the indirect edges.
140 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
141 indirect_call, dump count of indirect_calls edges.
142 * ipa-prop.c (iinlining_processed_edges): New variable.
143 (ipa_note_param_call): Create indirect edges instead of
144 creating notes. New parameter node.
145 (ipa_analyze_call_uses): New parameter node, pass it on to
147 (ipa_analyze_stmt_uses): Likewise.
148 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
149 (print_edge_addition_message): Work on edges rather than on notes.
150 (update_call_notes_after_inlining): Likewise, renamed to
151 update_indirect_edges_after_inlining.
152 (ipa_create_all_structures_for_iinln): New function.
153 (ipa_free_node_params_substructures): Do not free notes.
154 (ipa_edge_duplication_hook): Propagate bits within
155 iinlining_processed_edges bitmap.
156 (ipa_node_duplication_hook): Do not duplicate notes.
157 (free_all_ipa_structures_after_ipa_cp): Renamed to
158 ipa_free_all_structures_after_ipa_cp.
159 (free_all_ipa_structures_after_iinln): Renamed to
160 ipa_free_all_structures_after_iinln.g
161 (ipa_write_param_call_note): Removed.
162 (ipa_read_param_call_note): Removed.
163 (ipa_write_indirect_edge_info): New function.
164 (ipa_read_indirect_edge_info): Likewise.
165 (ipa_write_node_info): Do not stream notes, do stream information
167 (ipa_read_node_info): Likewise.
168 (lto_ipa_fixup_call_notes): Removed.
169 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
170 * ipa-inline.c (pass_ipa_inline): Likewise.
171 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
172 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
173 * tree-inline.c (copy_bb): Removed an unnecessary double check for
175 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
177 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
178 (output_cgraph): Stream also indirect edges.
179 (lto_output_edge): Added capability to stream indirect edges.
180 (input_edge): Likewise.
181 (input_cgraph_1): Likewise.
183 2010-04-28 Richard Guenther <rguenther@suse.de>
185 PR tree-optimization/43879
186 PR tree-optimization/43909
187 * tree-ssa-structalias.c (struct variable_info): Add
188 only_restrict_pointers flag.
189 (new_var_info): Initialize it. Increment stats.total_vars here.
190 (create_function_info_for): Do not increment stats.total_vars
192 (get_function_part_constraint): Fix build with C++.
193 (insert_into_field_list): Remove.
194 (push_fields_onto_fieldstack): Properly merge fields.
195 (create_variable_info_for): Split and simplify.
196 (create_variable_info_for_1): New piece.
197 (intra_create_variable_infos): Properly make restrict constraints
200 2010-04-28 Richard Guenther <rguenther@suse.de>
203 * tree-inline.c (copy_bind_expr): Also copy bind expr vars
206 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
207 Jan Hubicka <hubicka@ucw.cz>
209 * doc/invoke.texi (-Wsuggest-attribute=const,
210 -Wsuggest-attribute=pure): Document.
211 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
212 (function_always_visible_to_compiler_p,
213 suggest_attribute, warn_function_pure, warn_function_const):
215 (check_call): Improve debug info.
216 (analyze_function): Do not check availability.
217 (add_new_function): Check availability.
218 (propagate): Output warnings.
219 (skip_function_for_local_pure_const): New function.
220 (local_pure_const): Use it; output warnings.
221 * common.opt (Wsuggest-attribute=const,
222 Wsuggest-attribute=pure): New.
224 2010-04-27 Jakub Jelinek <jakub@redhat.com>
226 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
227 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
228 or DW_CFA_def_cfa_offset{,_sf}.
230 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
232 * tree.h: Fix truncated long macros.
234 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
236 * collect2.c (TARGET_64BIT): Redefine to target's default.
238 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
239 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
240 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
241 for underscoring __USER_LABEL_PREFIX__.
242 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
243 (SUB_LINK_ENTRY32): New.
244 (SUB_LINK_ENTRY64): New.
245 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
246 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
247 (SUB_LINK_ENTRY64): New.
248 (SUB_LINK_ENTRY): New.
249 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
250 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
251 x64 target is choosen.
252 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
253 * configure: Regenerated.
254 * configure.ac (leading-mingw64-underscores): Option added.
256 2010-04-27 Jan Hubicka <jh@suse.cz>
258 * doc/invoke.texi (-fipa-profile): Document.
259 * opts.c (decode_options): Enable ipa-profile at -O1.
260 * timevar.def (TV_IPA_PROFILE): Define.
261 * common.opt (fipa-profile): Add.
262 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
264 (cgraph_propagate_frequency): Handle only local ones.
265 * tree-pass.h (pass_ipa_profile): Declare.
266 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
267 (pass_ipa_profile): Use TV_IPA_PROFILE.
268 * ipa.c (ipa_profile): New function.
269 (gate_ipa_profile): Likewise.
270 (pass_ipa_profile): New global variable.
271 * passes.c (pass_ipa_profile): New.
273 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
275 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
277 2010-04-27 Martin Jambor <mjambor@suse.cz>
280 * ipa.c (dissolve_same_comdat_group_list): New function.
281 (function_and_variable_visibility): Call
282 dissolve_same_comdat_group_list when comdat group contains external or
284 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
285 lists are circular and that they contain only DECL_ONE_ONLY nodes.
287 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
289 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
290 (const_hash_1) <VECTOR_CST>: New case.
291 (compare_constant) <VECTOR_CST>: Likewise.
292 <ADDR_EXPR>: Deal with LABEL_REFs.
293 (copy_constant) <VECTOR_CST>: New case.
295 2010-04-27 Jan Hubicka <jh@suse.cz>
297 * cgraph.c (cgraph_propagate_frequency): New function.
298 * cgraph.h (cgraph_propagate_frequency): Declare.
299 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
300 cgraph_propagate_frequency.
302 2010-04-27 Jakub Jelinek <jakub@redhat.com>
304 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
306 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
309 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
310 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
311 here to determine which regs to push and how much stack to reserve.
313 2010-04-27 Jie Zhang <jie@codesourcery.com>
315 * doc/gimple.texi (gimple_statement_with_ops): Remove
316 addresses_taken field.
317 (gimple_statement_with_memory_ops): Likewise.
319 2010-04-27 Jan Hubicka <jh@suse.cz>
321 * tree-inline.c (eni_inlining_weights): Remove.
322 (estimate_num_insns): Special case more builtins.
324 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
327 * c-typeck.c (build_binary_op): Move forward check for comparison
328 pointer with null pointer constant and adjust the diagnostic message.
330 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
333 * configure.ac (gcc_cv_as_section_has_align): Set if installed
334 binutils supports extended .section directive needed by LTO, or
335 warn if older binutils found.
336 (LTO_BINARY_READER): New AC_SUBST'd variable.
337 (LTO_USE_LIBELF): Likewise.
338 * gcc/config.gcc (lto_binary_reader): New target-specific configure
340 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
341 (LTO_USE_LIBELF): Likewise.
342 * configure: Regenerate.
344 * collect2.c (is_elf): Rename from this ...
345 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
346 object files in addition to ELF-formatted ones.
347 (scan_prog_file): Caller updated. Also allow for LTO info marker
348 symbol to be prefixed or not by an extra underscore.
350 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
351 * config/i386/winnt.c: Also #include lto-streamer.h
352 (i386_pe_asm_named_section): Specify 1-byte section alignment for
354 (i386_pe_asm_output_aligned_decl_common): Add comment.
355 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
357 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
360 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
361 Add missing earlyclobber for second alternative.
363 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
365 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
366 bits for artificial defs at the top of the block.
367 * fwprop.c (single_def_use_enter_block): Don't call it.
369 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
372 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
373 instead of "$gcc_cv_objdump -T".
374 Use "-undefined dynamic_lookup" on darwin.
375 * gcc/configure: Regenerate.
377 2010-04-26 Jakub Jelinek <jakub@redhat.com>
380 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
382 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
384 * c-parser.c (struct c_token): Move location field up.
385 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
386 (struct c_declspecs): Convert typespec_word, storage_class, and
387 default_int_p into bitfields.
388 (struct c_declarator): Move loc field up.
390 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
392 * cfgloop.h (struct loop): Move can_be_parallel field up.
393 * ipa-prop.h (struct ip_node_params): Move bitfields up.
394 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
396 (struct iv_cand): Convert pos field into a bitfield.
397 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
399 (struct _stmt_vec_info): Shuffle fields for better packing.
401 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
403 * varasm.c (IN_NAMED_SECTION): Remove guard.
404 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
405 (IN_NAMED_SECTION_P): ...this.
406 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
407 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
409 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
411 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
412 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
413 of shadowing it. Fix comments.
415 2010-04-26 Jan Hubicka <jh@suse.cz>
417 * cgraph.c (cgraph_create_node): Set node frequency to normal.
418 (cgraph_clone_node): Copy function frequency.
419 * cgraph.h (node_frequency): New enum
420 (struct cgraph_node): Add.
421 * final.c (rest_of_clean_state): Update.
422 * lto-cgraph.c (lto_output_node): Output node frequency.
423 (input_overwrite_node): Input node frequency.
424 * tre-ssa-loop-ivopts (computation_cost): Update.
425 * lto-streamer-out.c (output_function): Do not output function
427 * predict.c (maybe_hot_frequency_p): Update and handle functions
429 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
431 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
432 (compute_function_frequency): Set noreturn functions to be executed
434 (choose_function_section): Update.
435 * lto-streamer-in.c (input_function): Do not input function frequency.
436 * function.c (allocate_struct_function): Do not initialize function
438 * function.h (function_frequency): Remove.
439 (struct function): Remove function frequency.
440 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
441 (try_update): Update.
442 * tree-inline.c (initialize_cfun): Do not update function frequency.
443 * passes.c (pass_init_dump_file): Update.
444 * i386.c (ix86_compute_frame_layout): Update.
445 (ix86_pad_returns): Update.
447 2010-04-26 Jie Zhang <jie@codesourcery.com>
449 PR tree-optimization/43833
450 * tree-vrp.c (range_int_cst_p): New.
451 (range_int_cst_singleton_p): New.
452 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
453 when both operands are constants. Use range_int_cst_p in
456 2010-04-26 Jan Hubicka <jh@suse.cz>
458 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
460 2010-04-26 Richard Guenther <rguenther@suse.de>
463 * gimple.c (gimple_decl_printable_name): Deal gracefully
464 with a NULL DECL_NAME.
466 2010-04-26 Richard Guenther <rguenther@suse.de>
469 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
470 if emitting debug information and it is either a function
473 2010-04-26 Ira Rosen <irar@il.ibm.com>
475 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
476 determine if the statement is vectorizable, and a macro to access it.
477 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
478 Skip statements that can't be vectorized. If the analysis fails,
479 mark the statement as unvectorizable if vectorizing basic block.
480 (vect_compute_data_refs_alignment): Likewise.
481 (vect_verify_datarefs_alignment): Skip statements marked as
482 unvectorizable. Add print.
483 (vect_analyze_group_access): Skip statements that can't be
484 vectorized. If the analysis fails, mark the statement as
485 unvectorizable if vectorizing basic block.
486 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
487 * tree-vect-stmts.c (vectorizable_store): Fix the number of
488 generated stmts for SLP.
489 (new_stmt_vec_info): Initialize the new field.
490 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
491 statements marked as unvectorizable.
493 2010-04-25 Joseph Myers <joseph@codesourcery.com>
495 * c-common.c (flag_isoc1x): New.
496 (flag_isoc99): Update comment.
497 * c-common.h (flag_isoc1x): New.
498 (flag_isoc99): Update comment.
499 * c-cppbuiltin.c (builtin_define_float_constants): Also define
500 __<type>_DECIMAL_DIG__.
501 * c-opts.c (set_std_c1x): New.
502 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
503 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
504 * c.opt (-std=c1x, -std=gnu1x): New options.
505 * doc/cpp.texi: Mention -std=c1x.
506 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
507 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
508 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
509 * doc/standards.texi: Mention C1X.
510 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
511 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
512 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
515 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
517 * config/i386/gmon-sol2.c (_mcleanup): Change format string
518 placeholder from 0x%x to %#x.
519 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
520 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
521 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
522 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
523 * config/i386/i386.c (ix86_target_string): Ditto.
524 (output_pic_addr_const): Ditto.
525 (print_operand): Ditto.
527 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
529 * combine.c (find_split_point): Add third argument. Use it
530 to find nested multiply-accumulate instructions. Adjust calls.
531 (try_combine): Adjust call to find_split_point.
533 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
535 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
537 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
539 PR tree-optimization/41442
540 * fold-const.c (merge_truthop_with_opposite_arm): New function.
541 (fold_binary_loc): Call it.
543 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
545 * toplev.c (general_init): Set default for fdiagnostics-show-option.
546 * opts.c (common_handle_option): Allow disabling it.
547 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
549 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
551 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
552 between modes if both types are integral.
554 2010-04-23 Richard Guenther <rguenther@suse.de>
556 PR tree-optimization/43572
557 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
559 2010-04-23 Richard Guenther <rguenther@suse.de>
562 * tree-inline.c (tree_can_inline_p): Also check compatibility
565 2010-04-23 Martin Jambor <mjambor@suse.cz>
567 PR tree-optimization/43846
568 * tree-sra.c (struct access): New flag grp_assignment_read.
569 (build_accesses_from_assign): Set grp_assignment_read.
570 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
571 (enum mark_read_status): New type.
572 (analyze_access_subtree): Propagate grp_assignment_read, create
573 accesses also if both direct_read and root->grp_assignment_read.
575 2010-04-23 Martin Jambor <mjambor@suse.cz>
578 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
579 function does not have type attributes.
581 2010-04-23 Richard Guenther <rguenther@suse.de>
584 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
587 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
589 * sese.h (create_if_region_on_edge): Remove.
591 * sese.c (create_if_region_on_edge): Make static.
593 * tree-inline.c: Do not include ggc.h.
595 * expr.c: Do not include ggc.h.
597 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
600 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
603 * config/sh/sh.c (find_barrier): Don't emit a constant pool
604 in the middle of insns for casesi_worker_2.
606 2010-04-22 David Edelsohn <edelsohn@gnu.org>
608 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
610 2010-04-22 Ira Rosen <irar@il.ibm.com>
612 PR tree-optimization/43842
613 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
614 loop unrolling in update of exit phis. Fix comment.
615 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
616 least two reduction statements in the loop before starting SLP
619 2010-04-22 Nick Clifton <nickc@redhat.com>
621 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
623 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
625 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
628 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
630 * tree-parloops.c (loop_parallel_p): New argument
631 parloop_obstack. Pass it down.
632 (parallelize_loops): New variable parloop_obstack. Initialize it,
633 pass it down, free it.
635 * tree-loop-linear.c (linear_transform_loops): Pass down
638 * tree-data-ref.h (lambda_compute_access_matrices): New argument
639 of type struct obstack *.
641 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
642 scratch_obstack. Initialize it, pass down, free it.
644 * lambda.h (lambda_loop_new): Remove.
645 (lambda_matrix_new, lambda_matrix_inverse)
646 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
647 argument of type struct obstack *.
649 * lambda-trans.c (lambda_trans_matrix_new): New argument
650 lambda_obstack. Pass it down, use obstack allocation for ret.
651 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
654 * lambda-mat.c (lambda_matrix_get_column)
655 (lambda_matrix_project_to_null): Remove.
656 (lambda_matrix_new): New argument lambda_obstack. Use obstack
658 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
661 * lambda-code.c (lambda_loop_new): New function.
662 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
663 (lambda_compute_auxillary_space, lambda_compute_target_space)
664 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
665 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
666 (build_access_matrix): New argument lambda_obstack. Use obstack
668 (lambda_compute_step_signs, lambda_compute_access_matrices): New
669 argument lambda_obstack. Pass it down.
671 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
673 * optabs.h (expand_widening_mult): Declare.
675 2010-04-22 Richard Guenther <rguenther@suse.de>
677 PR tree-optimization/43845
678 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
679 lookup the CALL_EXPR function and arguments.
681 2010-04-22 Nick Clifton <nickc@redhat.com>
683 * config/stormy16/stormy16.c
684 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
685 * config/stormy16/stormy16.h: Tidy up formatting.
686 (DONT_USE_BUILTIN_SETJMP): Remove definition.
687 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
688 (ineqbranchsi): Delete pattern.
689 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
690 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
691 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
692 stormy16-lib2-ucmpsi2.c.
694 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
696 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
697 df_simulate_find_noclobber_defs as appropriate. Keep track of an
698 extra set merge_set_noclobber, and use it to relax the final test
700 * df.h (df_simulate_find_noclobber_defs): Declare.
701 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
703 (df_simulate_find_noclobber_defs): New function.
705 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
707 * config/i386/i386.md: Use {} around multi-line preparation statements.
709 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
711 * c-tree.h (push_init_level, pop_init_level, set_init_index)
712 (process_init_element): New argument of type struct obstack *.
714 * c-typeck.c (push_init_level, pop_init_level, set_designator)
715 (set_init_index, set_init_label, set_nonincremental_init)
716 (set_nonincremental_init_from_string, find_init_member)
717 (output_init_element, output_pending_init_elements)
718 (process_init_element): New argument braced_init_obstack. Pass it
720 (push_range_stack, add_pending_init): New argument
721 braced_init_obstack. Use obstack allocation.
723 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
724 braced_init_obstack. Pass it down.
725 (c_parser_braced_init): New variables ret, braced_init_obstack.
726 Initialize obstack, pass it down and finally free it.
728 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
731 * tree-pass.h (pass_optimize_widening_mul): Declare.
732 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
733 gate_optimize_widening_mul): New static functions.
734 (pass_optimize_widening_mul): New.
735 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
736 <case MULT_EXPR>: Remove support for widening multiplies.
737 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
738 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
739 simplify_gen_unary rather than directly building extensions.
740 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
742 * expmed.c (expand_widening_mult): New function.
743 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
745 2010-04-21 Jan Hubicka <jh@suse.cz>
747 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
748 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
749 * lto-wpa-fixup.c: Remove.
750 * Makefile.in (lto-wpa-fixup.o): Remove.
751 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
752 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
753 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
755 2010-04-21 Jan Hubicka <jh@suse.cz>
757 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
758 add write_optimization_summary, read_optimization_summary.
759 (ipa_write_summaries_of_cgraph_node_set): Remove.
760 (ipa_write_optimization_summaries): Declare.
761 (ipa_read_optimization_summaries): Declare.
762 * ipa-cp.c (pass_ipa_cp): Update.
763 * ipa-reference.c (pass_ipa_reference): Update.
764 * ipa-pure-const.c (pass_ipa_pure_const): Update.
765 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
767 * ipa-inline.c (pass_ipa_inline): Update.
768 * ipa.c (pass_ipa_whole_program): Update.
769 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
770 * passes.c (ipa_write_summaries_1): Do not test wpa.
771 (ipa_write_optimization_summaries_1): New.
772 (ipa_write_optimization_summaries): New.
773 (ipa_read_summaries): Do not test ltrans.
774 (ipa_read_optimization_summaries_1): New.
775 (ipa_read_optimization_summaries): New.
777 2010-04-21 Jan Hubicka <jh@suse.cz>
779 * lto-cgraph.c (lto_output_node): Do not output comdat groups
781 (output_cgraph): Do not arrange comdat groups for boundary nodes.
783 2010-04-21 Jakub Jelinek <jakub@redhat.com>
786 * dwarf2out.c (add_name_and_src_coords_attributes): Add
787 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
789 2010-04-21 Jan Hubicka <jh@suse.cz>
791 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
793 2010-04-21 Jan Hubicka <jh@suse.cz>
795 * varpool.c (decide_is_variable_needed): Variable is always needed
798 2010-04-21 Jan Hubicka <jh@suse.cz>
800 * opts.c (decode_options): Enable pure-const pass for whopr.
802 2010-04-21 Jan Hubicka <jh@suse.cz>
804 * cgraph.c (dump_cgraph_node): Dump also assembler name.
805 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
807 (cgraph_decide_inlining): Do not expect callee to be removed in all
810 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
812 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
814 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
816 * config/i386/i386.md (x86_shrd): Add athlon_decode and
817 amdfam10_decode attributes.
819 2010-04-21 Jakub Jelinek <jakub@redhat.com>
822 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
823 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
824 (lower_copyprivate_clauses): Use private var in outer
825 context instead of original var. Make sure the types
826 are correct for VLAs.
828 2010-04-21 Richard Guenther <rguenther@suse.de>
830 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
831 to non-pointer objects.
833 2010-04-21 Jakub Jelinek <jakub@redhat.com>
835 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
836 last chain entry if it starts with the still current label.
837 (add_location_or_const_value_attribute): Check that
838 loc_list->first->next is NULL instead of comparing ->first with ->last.
839 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
840 to add_var_loc_to_decl.
842 * dwarf2out.c (output_call_frame_info): For dw_cie_version
843 >= 4 add also address size and segment size fields into CIE header.
845 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
846 long as address size is the same as sizeof (void *) and
848 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
849 address size or segment size is unexpected, return DW_EH_PE_omit.
850 (classify_object_over_fdes): If get_cie_encoding returned
851 DW_EH_PE_omit, return -1.
852 (init_object): If classify_object_over_fdes returned -1,
853 pretend there were no FDEs at all.
855 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
857 * config/i386/i386.md (bswap<mode>2): Macroize expander from
858 bswap{si,di}2 using SWI48 mode iterator.
859 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
860 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
861 set modrm attribute of bswap insn to 0 and remove length attribute.
862 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
863 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
864 set mode attribute to <MODE> and remove length attribute.
866 2010-04-20 James E. Wilson <wilson@codesourcery.com>
868 PR rtl-optimization/43520
869 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
870 zero available registers.
872 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
874 * builtins.c (fold_builtin_cproj): Fold more cases.
876 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
878 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
879 (fold_builtin_1): Fold builtin cproj.
880 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
881 Use ATTR_CONST_NOTHROW_LIST.
883 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
885 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
886 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
887 ffsi2_no_cmove for !TARGET_CMOVE.
888 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
889 (ffssi2): Remove expander.
890 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
892 (ctz<mode>2): Ditto from ctz{si,di}2.
893 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
895 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
898 2010-04-20 Jakub Jelinek <jakub@redhat.com>
900 * dwarf2out.c (AT_linkage_name): Define.
901 (clone_as_declaration): Handle DW_AT_linkage_name.
902 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
903 of DW_AT_MIPS_linkage_name.
904 (move_linkage_attr): Likewise.
905 (dwarf2out_finish): Likewise.
907 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
910 * fold-const.c (fold_comparison): New folding rule.
912 2010-04-20 Anatoly Sokolov <aesok@post.ru>
914 * double-int.h (double_int_setbit): Declare.
915 * double-int.c (double_int_setbit): New function.
916 * rtl.h (immed_double_int_const): Declare.
917 * emit-rtl.c (immed_double_int_const): New function.
918 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
919 and immed_double_int_const functions.
920 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
921 expand_copysign_bit): (Ditto.).
922 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
923 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
924 * dojump.c (prefer_and_bit_test): (Ditto.).
925 * expr.c (convert_modes, reduce_to_bit_field_precision,
926 const_vector_from_tree): (Ditto.).
927 * expmed.c (mask_rtx, lshift_value): (Ditto.).
929 2010-04-20 Jan Hubicka <jh@suse.cz>
931 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
932 (dump_cgraph_node): Dump new flags.
933 * cgraph.h (struct cgraph_node): Add flags
934 reachable_from_other_partition and in_other_partition.
935 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
936 other partition can not be removed.
937 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
938 the other partition must be output; silence sanity checking on
939 leaking functions bodies from other paritition.
940 * lto-cgraph.c (reachable_from_other_partition_p): New function.
941 (lto_output_node): Output new flags; do not sanity check that inline
942 clones are output; drop lto_forced_extern_inline_p code; do not mock
943 visibility flags at partition boundaries.
944 (add_node_to): New function.
945 (output_cgraph): Use it to sort functions so masters appear before
947 (input_overwrite_node): Input new flags.
948 * passes.c (ipa_write_summaries): Do not call
949 lto_new_extern_inline_states.
950 * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
951 lto_delete_extern_inline_states, lto_force_functions_extern_inline,
952 lto_forced_extern_inline_p): Kill.
953 * lto-streamer.h (lto_new_extern_inline_states,
954 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
955 lto_forced_extern_inline_p): Kill.
957 2010-04-20 Richard Guenther <rguenther@suse.de>
959 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
960 from vars that can have pointers.
961 (process_constraint): Dump useless constraints.
963 2010-04-20 Richard Guenther <rguenther@suse.de>
965 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
966 (dump_sa_points_to_info): Remove asserts.
967 (init_base_vars): nothing_id isn't an escape point nor does it
970 2010-04-20 Jakub Jelinek <jakub@redhat.com>
972 * tree.h (TYPE_REF_IS_RVALUE): Define.
973 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
974 should_move_die_to_comdat, prune_unused_types_walk): Handle
975 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
976 (modified_type_die, gen_reference_type_die): Emit
977 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
978 if TYPE_REF_IS_RVALUE and -gdwarf-4.
980 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
983 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
984 calls for -fpic -m31 if they have been sibcall optimized.
986 2010-04-19 James E. Wilson <wilson@codesourcery.com>
988 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
989 ar.lc fixed and call-used.
991 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
993 2010-04-19 Jan Hubicka <jh@suse.cz>
995 * opts.c (decode_options): Disable whpr incompatible passes.
996 * lto/lto.c (lto_1_to_1_map): Skip clones.
997 (read_cgraph_and_symbols): Do not mark everything as needed.
998 (do_whole_program_analysis): Do map only after optimizing;
999 set proper cgraph_state; use passmanager.
1001 2010-04-19 DJ Delorie <dj@redhat.com>
1003 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
1004 POINTER_PLUS_EXPR and fix them.
1006 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
1008 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
1009 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
1010 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
1011 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
1012 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
1013 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
1014 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
1015 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
1016 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
1017 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
1018 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
1020 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
1022 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
1023 (check_cond_move_block): Likewise.
1024 (cond_move_process_if_block): Likewise.
1025 (noce_find_if_block): Improve formatting.
1026 (find_if_header): Pass 0 to memset and tweak conditions.
1027 (cond_exec_find_if_block): Fix long lines and tweak conditions.
1029 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1031 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
1035 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
1036 with non-local decl doesn't need chain.
1038 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
1040 * ira-color.c (allocno_reload_assign): Avoid accumulating
1041 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
1043 2010-04-19 Martin Jambor <mjambor@suse.cz>
1045 * gimple.h (create_tmp_reg): Declare.
1046 * gimplify.c (create_tmp_reg): New function.
1047 (gimplify_return_expr): Use create_tmp_reg.
1048 (gimplify_omp_atomic): Likewise.
1049 (gimple_regimplify_operands): Likewise.
1050 * tree-dfa.c (make_rename_temp): Likewise.
1051 * tree-predcom.c (predcom_tmp_var): Likewise.
1052 (reassociate_to_the_same_stmt): Likewise.
1053 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
1054 (get_replaced_param_substitute): Likewise.
1055 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1056 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
1057 * tree-ssa-pre.c (get_representative_for): Likewise.
1058 (create_expression_by_pieces): Likewise.
1059 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
1060 (create_tailcall_accumulator): Likewise.
1062 2010-04-19 Martin Jambor <mjambor@suse.cz>
1064 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
1066 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
1068 2010-04-19 Richard Guenther <rguenther@suse.de>
1070 PR tree-optimization/43796
1071 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
1072 from SCEV in the lattice.
1073 (vrp_visit_phi_node): Dump change.
1075 2010-04-19 Richard Guenther <rguenther@suse.de>
1077 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
1078 * configure: Re-generated.
1080 2010-04-19 Richard Guenther <rguenther@suse.de>
1082 PR tree-optimization/43783
1083 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
1084 constant ARRAY_REF operands two and three if possible.
1086 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
1089 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
1091 2010-04-19 Jie Zhang <jie@codesourcery.com>
1094 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
1096 2010-04-19 Ira Rosen <irar@il.ibm.com>
1098 PR tree-optimization/37027
1099 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
1100 and macro to access it.
1101 (vectorizable_reduction): Add argument.
1102 (vect_get_slp_defs): Likewise.
1103 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
1104 statements for possible use in SLP.
1105 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
1106 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
1107 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
1109 (vectorizable_reduction): Likewise.
1110 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
1112 (vectorizable_type_demotion, vectorizable_type_promotion,
1113 vectorizable_store): Likewise.
1114 (vect_analyze_stmt): Update call to vectorizable_reduction.
1115 (vect_transform_stmt): Likewise.
1116 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
1117 (vect_build_slp_tree): Fix indentation. Check that there are no loads
1118 from different interleaving chains in same node.
1119 (vect_slp_rearrange_stmts): New function.
1120 (vect_supported_load_permutation_p): Allow load permutations for
1121 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
1122 inside SLP nodes if necessary.
1123 (vect_analyze_slp_instance): Handle reductions.
1124 (vect_analyze_slp): Try to build SLP instances originating from groups
1126 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
1127 (vect_get_constant_vectors): Create initial vectors for reductions
1128 according to reduction code. Add new argument.
1129 (vect_get_slp_defs): Add new argument, pass it to
1130 vect_get_constant_vectors.
1131 (vect_schedule_slp_instance): Remove SLP tree root statements.
1133 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1135 * tree.h (ENUM_IS_SCOPED): Define.
1136 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
1137 for ENUM_IS_SCOPED enums.
1139 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
1141 * fold-const.c (fold_comparison): Use ssizetype.
1142 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
1143 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
1144 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
1145 * tree-object-size.c (compute_object_sizes): Use size_type_node.
1147 * tree.h (initialize_sizetypes): Remove parameter.
1148 (build_common_tree_nodes): Remove second parameter.
1149 * stor-layout.c (initialize_sizetypes): Remove parameter.
1150 Always create an unsigned type.
1151 (set_sizetype): Assert that the passed type is unsigned and simplify.
1152 * tree.c (build_common_tree_nodes): Remove second parameter.
1153 Adjust call to initialize_sizetypes.
1154 * c-decl.c (c_init_decl_processing): Remove second argument in call to
1155 build_common_tree_nodes.
1157 2010-04-18 Matthias Klose <doko@ubuntu.com>
1159 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
1161 2010-04-18 Ira Rosen <irar@il.ibm.com>
1163 PR tree-optimization/43771
1164 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
1165 load permutation doesn't have gaps.
1167 2010-04-18 Jan Hubicka <jh@suse.cz>
1169 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
1170 (sse_prologue_save_insn expander): Use new pattern.
1171 (sse_prologue_save_insn1): New pattern and splitter.
1172 (sse_prologue_save_insn): Update to deal also with 64bit aligned
1174 * i386.c (setup_incoming_varargs_64): Do not compute jump
1176 (ix86_gimplify_va_arg): Update alignment needed.
1177 (ix86_local_alignment): Do not align all local arrays to 128bit.
1179 2010-04-17 Jan Hubicka <jh@suse.cz>
1181 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
1183 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1185 * arm.md (negdi2): Remove redundant code to force values into a
1188 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1190 * arm/bpabi.S: Add EABI alignment attributes to objects.
1191 * arm/bpabi-v6m.S: Likewise.
1192 * arm/crti.asm: Likewise.
1193 * arm/crtn.asm: Likewise.
1194 * arm/lib1funcs.asm: Likewise.
1195 * arm/libunwind.S: Likewise.
1197 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1199 * arm-protos.h (tune_params): New structure.
1200 * arm.c (current_tune): New variable.
1201 (arm_constant_limit): Delete.
1202 (struct processors): Add pointer to the tune parameters.
1203 (arm_slowmul_tune): New tuning option.
1204 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
1205 (all_cores): Adjust to pick up the tuning model.
1206 (arm_constant_limit): New function.
1207 (arm_override_options): Select the appropriate tuning model. Delete
1208 initialization of arm_const_limit.
1209 (arm_split_constant): Use the new constant-limit model.
1210 (arm_rtx_costs): Pick up the current tuning model.
1211 * arm.md (is_strongarm, is_xscale): Delete.
1212 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
1213 for Xscale variant architectures.
1214 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
1216 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1218 * config/arm/arm.c (arm_gen_constant): Remove unused variable
1220 (arm_rtx_costs_1): Remove unused variable extra_cost.
1221 (arm_unwind_emit_set): Use variable offset.
1222 (thumb1_output_casesi): Remove unused variable flags.
1224 2010-04-16 Jeff Law <law@redhat.com>
1226 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
1227 needing assignment rather than doing a two-phase assignment. Remove
1228 unused variable 'm'.
1230 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1233 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
1235 2010-04-16 Doug Kwan <dougkwan@google.com>
1237 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
1238 (next_operand_entry_id): New static variable.
1239 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
1240 (add_to_ops_vec): Assigned unique ID to operand entry.
1241 (struct oecount_s): New field ID.
1242 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
1243 (undistribute_ops_list): Assign unique IDs to oecounts.
1244 (init_reassoc): reset next_operand_entry_id.
1246 2010-04-16 Doug Kwan <dougkwan@google.com>
1248 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
1249 missing left parenthesis.
1251 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
1253 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
1254 *btdi_rex64 using SWI48 mode iterator.
1255 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
1256 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
1257 *jcc_btdi_mask_rex64.
1259 2010-04-16 Anatoly Sokolov <aesok@post.ru>
1261 * double-int.h (tree_to_double_int): Convert to macro.
1262 * double-int.c (tree_to_double_int): Remove.
1264 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1267 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
1268 with want_address 2 and in case a single element list might be
1269 possible, call it again with want_address 0.
1271 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1273 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
1274 case 'W' print operands for HI mode.
1275 * config/h8300/h8300.h (Y0, Y2) : New constraints.
1276 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
1277 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
1278 * config/h8300/predicate.md (bit_register_indirect_operand): New.
1280 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
1282 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
1283 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
1284 #xx:3 and #xx:4 mode.
1286 * config/h8300/h8300.md (inverted load with HImode dest): Add
1287 support for H8300SX.
1289 * config/h8300/predicate.md (bit_operand): Allow immediate values that
1290 satisfy 'U' constraint.
1292 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1294 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
1295 * configure: Regenerate.
1296 * config.in: Regenerate.
1297 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
1300 2010-04-16 Richard Guenther <rguenther@suse.de>
1302 * tree.h (struct tree_decl_minimal): Move pt_uid ...
1303 (struct tree_decl_common): ... here.
1304 (DECL_PT_UID): Adjust.
1305 (SET_DECL_PT_UID): Likewise.
1306 (DECL_PT_UID_SET_P): Likewise.
1308 2010-04-16 Richard Guenther <rguenther@suse.de>
1310 PR tree-optimization/43572
1311 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
1312 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
1313 * tree-flow.h (is_call_clobbered): Remove.
1314 * tree-flow-inline.h (is_call_clobbered): Likewise.
1315 * tree-dfa.c (dump_variable): Do not dump call clobber state.
1316 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
1317 (execute_return_slot_opt): Adjust.
1318 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
1319 check for call clobbered vars here.
1320 (find_tail_calls): Move tailcall verification to the
1323 2010-04-16 Diego Novillo <dnovillo@google.com>
1325 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
1327 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1330 * config/arm/arm.md (cbranchqi4): New pattern.
1331 * config/arm/predicates.md (const0_operand,
1332 cbranchqi4_comparison_operator): New predicates.
1334 2010-04-16 Richard Guenther <rguenther@suse.de>
1336 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
1337 (dump_gimple_stmt): Likewise.
1339 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1341 * recog.h (struct recog_data): New field is_operator.
1342 (struct insn_operand_data): New field is_operator.
1343 * recog.c (extract_insn): Set recog_data.is_operator.
1344 * genoutput.c (output_operand_data): Emit code to set the
1346 * reload.c (find_reloads): Use it rather than testing for an
1347 empty constraint string.
1350 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
1351 If the previous insn is a cbranchsi4_insn with the same arguments,
1352 omit the compare instruction.
1354 * config/arm/arm.md (addsi3_cbranch): If destination is a high
1355 register, inputs must be low registers and we need a low register
1356 scratch. Handle alternative 2 like alternative 3.
1358 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1360 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
1361 don't call get_addr on both. If one expression is a VALUE and
1362 the other a REG, check VALUE's locs if the REG isn't among them.
1364 2010-04-16 Christian Bruel <christian.bruel@st.com>
1366 * config/sh/sh.h (sh_frame_pointer_required): New function.
1367 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
1368 (flag_omit_frame_pointer) Set.
1369 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
1370 (rounded_frame_size): Adjust size with outgoing_args_size.
1371 (sh_set_return_address): Must return from stack pointer.
1372 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
1373 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1374 (ACCUMULATE_OUTGOING_ARGS): Define.
1375 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
1376 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
1378 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1381 * config/sh/sh.c (sh_legitimize_reload_address): Use
1382 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
1383 Remove a unneeded check for offset_base.
1385 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
1387 * configure: Regenerated.
1389 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1391 * config/s390/s390.c (s390_call_save_register_used): Switch back
1392 to HARD_REGNO_NREGS.
1394 2010-04-15 Richard Guenther <rguenther@suse.de>
1396 * alias.c (alias_set_subset_of): Handle alias-set zero
1399 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
1400 Julian Brown <julian@codesourcery.com>
1402 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
1403 alternatives according to use of high and low regs.
1404 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
1405 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
1406 optimizing for size on Thumb-2.
1408 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
1410 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
1412 2010-04-15 Richard Guenther <rguenther@suse.de>
1414 * tree-ssa-structalias.c (struct variable_info): Add
1416 (new_var_info): Initialize it.
1417 (dump_constraints): Support printing last added constraints.
1418 (debug_constraints): Adjust.
1419 (dump_constraint_graph): Likewise.
1420 (make_heapvar_for): Check for NULL cfun.
1421 (get_function_part_constraint): New function.
1422 (get_fi_for_callee): Likewise.
1423 (find_func_aliases): Properly implement IPA PTA constraints.
1424 (process_ipa_clobber): New function.
1425 (find_func_clobbers): Likewise.
1426 (insert_into_field_list_sorted): Remove.
1427 (create_function_info_for): Properly allocate vars for IPA mode.
1428 Do not use insert_into_field_list_sorted.
1429 (create_variable_info_for): Properly generate constraints for
1430 global vars in IPA mode.
1431 (dump_solution_for_var): Always dump the solution.
1432 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
1433 (find_what_var_points_to): Adjust.
1434 (pt_solution_set): Change.
1435 (pt_solution_ior_into): New function.
1436 (pt_solution_empty_p): Export.
1437 (pt_solution_includes_global): Adjust.
1438 (pt_solution_includes_1): Likewise.
1439 (pt_solutions_intersect_1): Likewise.
1440 (dump_sa_points_to_info): Check some invariants.
1441 (solve_constraints): Move constraint dumping ...
1442 (compute_points_to_sets): ... here.
1443 (ipa_pta_execute): ... and here.
1444 (compute_may_aliases): Do not re-compute points-to info
1445 locally if IPA info is available.
1446 (ipa_escaped_pt): New global var.
1447 (ipa_pta_execute): Properly implement IPA PTA.
1448 * tree-into-ssa.c (dump_decl_set): Support dumping
1449 decls not in referenced-vars.
1450 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
1451 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
1452 (dump_points_to_solution): Likewise.
1453 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
1454 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
1455 (remap_gimple_stmt): Reset call clobber/use information if necessary.
1456 (copy_decl_to_var): Copy DECL_PT_UID.
1457 (copy_result_decl_to_var): Likewise.
1458 * tree.c (make_node_stat): Initialize DECL_PT_UID.
1459 (copy_node_stat): Copy it.
1460 * tree.h (DECL_PT_UID): New macro.
1461 (SET_DECL_PT_UID): Likewise.
1462 (DECL_PT_UID_SET_P): Likewise.
1463 (struct tree_decl_minimal): Add pt_uid member.
1464 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
1465 (pt_solution_empty_p): Declare.
1466 (pt_solution_set): Adjust.
1467 (ipa_escaped_pt): Declare.
1468 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
1469 * gimple-pretty-print.c (pp_points_to_solution): New function.
1470 (dump_gimple_call): Dump call clobber/use information.
1471 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
1472 * tree-pass.h (TDF_ALIAS): New dump option.
1473 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
1474 * doc/invoke.texi (-fipa-pta): Update documentation.
1476 2010-04-15 Richard Guenther <rguenther@suse.de>
1478 * Makefile.in (OBJS-common): Add gimple-fold.o.
1479 (gimple-fold.o): New rule.
1480 * tree.h (maybe_fold_offset_to_reference,
1481 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
1483 * gimple.h: ... here.
1484 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
1485 may_propagate_address_into_dereference): Move prototypes ...
1486 * gimple.h: ... here.
1487 * tree-ssa-ccp.c (get_symbol_constant_value,
1488 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
1489 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
1490 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
1491 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
1492 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
1493 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
1494 gimplify_and_update_call_from_tree): Move ...
1495 * gimple-fold.c: ... here. New file.
1496 (ccp_fold_builtin): Rename to ...
1497 (gimple_fold_builtin): ... this.
1498 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
1500 2010-04-15 Richard Guenther <rguenther@suse.de>
1502 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
1503 fit_double_type, force_fit_type_double, add_double_with_sign,
1504 neg_double, mul_double_with_sign, lshift_double, rshift_double,
1505 lrotate_double, rrotate_double, div_and_round_double): Move ...
1506 * double-int.c: ... here.
1507 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
1508 add_double, neg_double, mul_double_with_sign, mul_double,
1509 lshift_double, rshift_double, lrotate_double, rrotate_double,
1510 div_and_round_double): Move prototypes ...
1511 * double-int.h: ... here.
1513 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
1516 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
1517 matching constraints to ensure inputs match the output.
1519 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1522 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
1523 in an input-only operand.
1525 2010-04-15 Anatoly Sokolov <aesok@post.ru>
1527 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
1528 (double_int_not, double_int_lshift, double_int_rshift): Declare.
1529 (double_int_negative_p): Convert to static inline function.
1530 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
1531 (double_int_negative_p): Remove.
1532 * tree.h (lshift_double, rshift_double):
1533 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
1534 * fold-const.c (fold_convert_const_int_from_real,
1535 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
1536 (lshift_double): Change type of arith argument to bool.
1537 (rshift_double): Change type of arith argument to bool. Correct
1539 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1541 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
1544 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
1545 at the start and end of the then/else blocks, and omit them from the
1547 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
1548 argument; all callers changed. Pass zero to old_insns_match_p instead.
1549 (flow_find_head_matching_sequence): New function.
1550 (old_insns_match_p): Check REG_EH_REGION notes for calls.
1551 * basic-block.h (flow_find_cross_jump,
1552 flow_find_head_matching_sequence): Declare functions.
1554 2010-04-14 Jason Merrill <jason@redhat.com>
1557 * c-common.c (attribute_takes_identifier_p): New fn.
1558 * c-common.h: Declare it.
1560 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1562 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1564 (*udivmod<mode>4): Ditto.
1566 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1568 * config/i386/i386.md (maxmin_int): Rename code attribute from
1569 maxminiprefix and update all users.
1570 (maxmin_float): Ditto from maxminfprefix.
1571 (logic): Ditto from logicprefix.
1572 (absneg_mnemonic): Ditto from absnegprefix.
1573 * config/i386/mmx.md: Update all users of maxminiprefix,
1574 maxminfprefix and logicprefix for rename.
1575 * config/i386/sse.md: Ditto.
1576 * config/i386/sync.md (sync_<code><mode>): Update for
1579 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1582 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1583 warnings converted to errors.
1585 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1587 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1588 used insn_type variable.
1589 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1590 to avoid set-but-not-used warning.
1592 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1594 * df-core.c (df_ref_debug): Change format string placeholder
1596 * dwarf2asm.c (dw2_asm_output_data_raw,
1597 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1598 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1599 * dwarf2out.c (output_cfi, output_cfi_directive,
1600 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1601 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1603 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1604 * print-rtl.c (print_rtx): Ditto.
1606 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1609 * builtins.c (expand_builtin_pow_root): New function to expand pow
1610 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1611 series of sqrt and cbrt calls under -ffast-math.
1612 (expand_builtin_pow): Call it.
1614 2010-04-14 Michael Matz <matz@suse.de>
1616 PR tree-optimization/42963
1617 * tree-cfg.c (touched_switch_bbs): New static variable.
1618 (group_case_labels_stmt): New function broken out from ...
1619 (group_case_labels): ... here, use the above.
1620 (start_recording_case_labels): Allocate touched_switch_bbs.
1621 (end_recording_case_labels): Deallocate it, call
1622 group_case_labels_stmt.
1623 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1625 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1627 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1630 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1632 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1634 2010-04-13 Jan Hubicka <jh@suse.cz>
1636 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1637 of optimized out static functions.
1638 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1639 cost computation. Also sanity check for overflows.
1640 (update_caller_keys): Update cgraph_edge_badness call; properly
1641 update fibheap and sanity check that it is up to date.
1642 (add_new_edges_to_heap): Update cgraph_edge_badness.
1643 (cgraph_decide_inlining_of_small_function): Likewise;
1644 add sanity checking that badness in heap is up to date;
1645 improve dumping of reason; Update badness of calls to the
1646 offline copy of function currently inlined; dump badness
1647 of functions not inlined because of unit growth limits.
1649 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1652 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1653 because of sign-extension change when converting to sizetype here...
1654 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1656 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1657 the folding to constants. Remove redundant final conversion.
1658 (fold_binary) <associate>: Do not associate if the re-association of
1659 constants alone overflows.
1660 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1661 to the end of the list.
1662 (multiple_of_p) <COND_EXPR>: New case.
1664 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1666 * opt-functions.awk (opt_sanitized_name): New.
1668 * optc-gen.awk: Use it
1669 * opth-gen.awk: Use it.
1671 2010-04-13 Martin Jambor <mjambor@suse.cz>
1673 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1674 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1675 children. Call replace_uses_with_default_def_ssa_name to handle
1678 2010-04-13 Michael Matz <matz@suse.de>
1681 * builtins.c (expand_builtin_interclass_mathfn): Also create
1682 a register if the predicate doesn't match.
1684 2010-04-13 Diego Novillo <dnovillo@google.com>
1686 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1687 * c-pch.c: Include timevar.h.
1688 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1689 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1690 * ggc-common.c: Include timevar.h.
1691 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1692 * timevar.def (TV_PCH_SAVE): Define.
1693 (TV_PCH_CPP_SAVE): Define.
1694 (TV_PCH_PTR_REALLOC): Define.
1695 (TV_PCH_PTR_SORT): Define.
1696 (TV_PCH_RESTORE): Define.
1697 (TV_PCH_CPP_RESTORE): Define.
1699 2010-04-13 Michael Matz <matz@suse.de>
1701 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1703 (can_reassociate_p): New function.
1704 (break_up_subtract_bb, reassociate_bb): Use it.
1706 2010-04-13 Richard Guenther <rguenther@suse.de>
1709 * builtins.c (c_readstr): Fix assert.
1711 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1713 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1714 when generating cltd insn.
1716 (*ashl<mode>3_1): Remove special handling for register operand 2.
1717 (*ashlsi3_1_zext): Ditto.
1718 (*ashlhi3_1): Ditto.
1719 (*ashlhi3_1_lea): Ditto.
1720 (*ashlqi3_1): Ditto.
1721 (*ashlqi3_1_lea): Ditto.
1722 (*<shiftrt_insn><mode>3_1): Ditto.
1723 (*<shiftrt_insn>si3_1_zext): Ditto.
1724 (*<shiftrt_insn>qi3_1_slp): Ditto.
1725 (*<rotate_insn><mode>3_1): Ditto.
1726 (*<rotate_insn>si3_1_zext): Ditto.
1727 (*<rotate_insn>qi3_1_slp): Ditto.
1729 2010-04-13 Richard Guenther <rguenther@suse.de>
1731 * tree-ssa-structalias.c (callused_id): Remove.
1732 (call_stmt_vars): New.
1733 (get_call_vi): Likewise.
1734 (lookup_call_use_vi): Likewise.
1735 (lookup_call_clobber_vi): Likewise.
1736 (get_call_use_vi): Likewise.
1737 (get_call_clobber_vi): Likewise.
1738 (make_transitive_closure_constraints): Likewise.
1739 (handle_const_call): Adjust to do per-call call-used handling.
1740 (handle_pure_call): Likewise.
1741 (find_what_var_points_to): Remove general callused handling.
1742 (init_base_vars): Likewise.
1743 (init_alias_vars): Initialize call_stmt_vars.
1744 (compute_points_to_sets): Process call-used and call-clobbered
1745 vars for call statements.
1746 (delete_points_to_sets): Free call_stmt_vars.
1748 2010-04-13 Richard Guenther <rguenther@suse.de>
1750 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1751 Only add RW dependence for dependence distance zero.
1752 Adjust maximal vectorization factor according to dependences.
1753 Move alignment handling ...
1754 (vect_find_same_alignment_drs): ... here. New function.
1755 (vect_analyze_data_ref_dependences): Adjust.
1756 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1757 (vect_analyze_data_refs): Adjust minimal vectorization factor
1758 according to data references.
1759 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1760 dependences before determining the vectorization factor.
1761 Analyze alignment after determining the vectorization factor.
1762 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1763 dependences before alignment.
1764 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1766 (vect_analyze_data_refs): Likewise.
1767 (MAX_VECTORIZATION_FACTOR): New define.
1769 2010-04-13 Duncan Sands <baldrick@free.fr>
1771 * except.h (lang_eh_type_covers): Remove.
1772 * except.c (lang_eh_type_covers): Likewise.
1774 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1775 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1777 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1778 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1779 UNITS_PER_LONG where it is ABI relevant.
1780 (s390_return_addr_rtx): Likewise.
1781 (s390_back_chain_rtx): Likewise.
1782 (s390_frame_area): Likewise.
1783 (s390_frame_info): Likewise.
1784 (s390_initial_elimination_offset): Likewise.
1785 (save_gprs): Likewise.
1786 (s390_emit_prologue): Likewise.
1787 (s390_emit_epilogue): Likewise.
1788 (s390_function_arg_advance): Likewise.
1789 (s390_function_arg): Likewise.
1790 (s390_va_start): Likewise.
1791 (s390_gimplify_va_arg): Likewise.
1792 (s390_function_profiler): Likewise.
1793 (s390_optimize_prologue): Likewise.
1794 (s390_rtx_costs): Likewise.
1795 (s390_secondary_reload): Likewise.
1796 (s390_promote_function_mode): Likewise.
1797 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1798 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1799 registers available.
1800 (s390_unwind_word_mode): New function.
1801 (s390_function_value): Split 64 bit values into register pair if
1802 used as return value.
1803 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1804 function call parameters. Handle parallels.
1805 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1806 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1807 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1808 (s390_expand_setmem): Remove unused variable src_addr.
1809 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1810 deal with 64 bit registers.
1811 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1812 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1813 (UNITS_PER_LONG): New macro.
1814 * libjava/include/s390-signal.h: Define extended ucontext
1815 structure containing the upper halfs of the 64 bit registers.
1817 2010-04-13 Simon Baldwin <simonb@google.com>
1819 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1821 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1823 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1824 rvalue on the RHS if the LHS is of a non-renamable type.
1825 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1827 2010-04-13 Matthias Klose <doko@ubuntu.com>
1829 * gcc.c (cc1_options): Handle -iplugindir before processing
1830 the cc1 spec. Only add -iplugindir once.
1831 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1833 * common.opt (iplugindir): Remove `Separate' property, initialize.
1834 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1836 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1837 (distclean): Remove plugin dir.
1838 * doc/invoke.texi: Document -iplugindir.
1840 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1842 * doc/plugins.texi (Loading Plugins): Document short
1843 -fplugin=foo option.
1844 (Plugin API): Mention default_plugin_dir_name function.
1846 * gcc.c (find_file_spec_function): Add new declaration.
1847 (static_spec_func): Use it for "find-file".
1848 (find_file_spec_function): Add new function.
1849 (cc1_options): Add -iplugindir option if -fplugin* options found.
1851 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1853 * plugin.c (add_new_plugin): Updated comment, and handle short
1855 (default_plugin_dir_name): Added new function.
1857 * common.opt (iplugindir): New option to set the plugin directory.
1859 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1861 * config/i386/i386.md (any_rotate): New code iterator.
1862 (rotate_insn): New code attribute.
1864 (SWIM124): New mode iterator.
1865 (<rotate_insn>ti3): New expander.
1866 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1867 any_rotate code iterator.
1868 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1869 using any_rotate code iterator and SWIM124 mode iterator.
1870 (ix86_rotlti3): New insn_and_split pattern.
1871 (ix86_rotrti3): Ditto.
1872 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1873 ix86_rotl{di,ti}3 patterns.
1874 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1875 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1876 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1877 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1878 code iterator and SWI mode iterator.
1879 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1880 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1882 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1883 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1884 (bswap rotatert splitter): Add splitter.
1885 (bswap splitter): Macroize splitter using any_rotate code iterator.
1886 Add insn predicate to split only for TARGET_USE_XCHGB or when
1887 optimizing function for size.
1889 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1891 * config/pa/pa.c (emit_move_sequence): Remove use of
1892 deleted variable flag_argument_noalias.
1894 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1896 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1898 Add to unsupported targets list.
1899 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1900 sparc*-sun-solaris2.[567]* from target lists.
1901 * configure: Regenerate.
1902 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1904 Remove Solaris 7 patch references.
1905 (Specific, sparc-sun-solaris2.7): Removed.
1906 (sparc-sun-solaris2*): Update Solaris 7 example.
1907 (sparc64-*-solaris2*): Likewise.
1909 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1911 * config.build (alpha*-dec-osf4*): Remove.
1912 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1913 of obsolete configurations.
1914 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1916 * config/alpha/t-osf4: Renamed to ...
1917 * config/alpha/t-osf5: ... this.
1918 * config/alpha/osf.h: Renamed to ...
1919 * config/alpha/osf5.h: ... this.
1920 Merged old osf5.h contents.
1922 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1923 (EXTRA_SPECS): Removed.
1924 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1925 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1928 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1930 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1932 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
1935 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1936 __thiscall convention.
1938 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1940 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1942 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1944 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1946 * function.c (assign_parms_initialize_all): Add unused attribute
1949 2010-04-12 Richard Guenther <rguenther@suse.de>
1951 * gsstruct.def (GSS_CALL): New.
1952 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1953 * gimple.h: Include tree-ssa-alias.h.
1954 (struct gimple_statement_call): New.
1955 (union gimple_statement_struct_d): Add gimple_call member.
1956 (gimple_call_reset_alias_info): Declare.
1957 (gimple_call_use_set): New function.
1958 (gimple_call_clobber_set): Likewise.
1959 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1960 * gimple.c (gimple_call_reset_alias_info): New function.
1961 (gimple_build_call_1): Call it.
1962 * lto-streamer-in.c (input_gimple_stmt): Likewise.
1963 * tree-inline.c (remap_gimple_stmt): Likewise.
1964 (expand_call_inline): Remove callused handling.
1965 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1966 * tree-dfa.c (dump_variable): Likewise.
1967 * tree-parloops.c (parallelize_loops): Likewise.
1968 * tree-ssa.c (init_tree_ssa): Likewise.
1969 (delete_tree_ssa): Likewise.
1970 * tree-flow-inline.h (is_call_used): Remove.
1971 * tree-flow.h (struct gimple_df): Remove callused member.
1972 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1973 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1974 (ref_maybe_used_by_call_p_1): Simplify.
1975 (call_may_clobber_ref_p_1): Likewise.
1976 * tree-ssa-structalias.c (compute_points_to_sets): Set
1977 the call stmt used and clobbered sets.
1978 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1979 (find_tail_calls): Verify the tail call.
1981 2010-04-12 Richard Guenther <rguenther@suse.de>
1983 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1984 single-iteration always-inline inlining.
1985 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1986 (cgraph_decide_inlining): Do not handle always-inline specially.
1987 (try_inline): Remove always-inline cycle detection special case.
1988 Do not recurse on always-inlines.
1989 (cgraph_early_inlining): Do not iterate if not optimizing.
1990 (cgraph_gate_early_inlining): remove.
1991 (pass_early_inline): Run unconditionally.
1992 (gate_cgraph_decide_inlining): New function.
1993 (pass_ipa_inline): Use it. Do not run the IPA inliner if
1994 not inlining or optimizing.
1995 (cgraph_decide_inlining_of_small_functions): Also consider
1996 always-inline functions.
1997 (cgraph_default_inline_p): Return true for nodes which should
1998 disregard inline limits.
1999 (estimate_function_body_sizes): Assume zero size and time for
2000 nodes which are marked as disregarding inline limits.
2001 (cgraph_decide_recursive_inlining): Do not perform recursive
2002 inlining on always-inline nodes.
2004 2010-04-12 Jakub Jelinek <jakub@redhat.com>
2007 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
2008 for exprs satisfying handled_component_p.
2010 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
2012 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
2013 non-constant aggregate elements.
2015 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
2016 is a real initialization.
2018 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
2021 * c-decl.c (start_function): Move forward check for nested function.
2023 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2025 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
2026 * config/sh/sh.c: Include reload.h.
2027 (sh_legitimize_reload_address): New.
2028 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
2029 sh_legitimize_reload_address.
2031 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2033 * config/sh/sh.md (*movqi_pop): New insn pattern.
2034 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
2036 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2038 * config/i386/i386.md (any_shiftrt): New code iterator.
2039 (shiftrt_insn): New code attribute.
2041 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
2042 using any_shiftrt code iterator.
2043 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
2044 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
2045 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
2046 pattern from corresponding peephole2 patterns.
2047 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
2048 using any_shiftrt code iterator.
2049 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
2050 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
2051 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
2052 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
2053 *{ashr,lshr}<mode>3_cmp_zext.
2054 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
2056 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2058 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
2060 (*lshr<mode>3_cconly): Ditto.
2062 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2064 * config/i386/i386.md (lshr<mode>3): Macroize expander from
2065 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2066 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2067 pattern from *lshr{di,ti}3_1 and corresponding splitters using
2069 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2070 from corresponding peephole2 patterns.
2071 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
2072 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
2073 and *lshrdi3_1_rex64 using SWI mode iterator.
2074 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
2075 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
2076 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
2077 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
2078 and *lshrdi3_cmp_rex64 using SWI mode iterator.
2079 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
2080 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
2081 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
2082 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
2085 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
2087 * config/i386/i386.md (ashr<mode>3): Macroize expander from
2088 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2089 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2090 pattern from *ashr{di,ti}3_1 and corresponding splitters using
2092 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2093 from corresponding peephole2 patterns.
2094 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
2095 (ashrsi3_cvt): Rename from ashrsi3_31.
2096 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
2097 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
2098 and x86_64_shift_adj_3 using SWI48 mode iterator.
2099 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
2100 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
2101 and *ashrdi3_1_rex64 using SWI mode iterator.
2102 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
2103 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
2104 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
2105 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
2106 and *ashrdi3_cmp_rex64 using SWI mode iterator.
2107 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
2108 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
2109 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
2110 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
2112 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
2113 * config/i386/i386.c (ix86_split_ashr): Update for renamed
2114 x86_shift<mode>_adj_3 expanders.
2116 2010-04-10 Wei Guozhi <carrot@google.com>
2119 * config/arm/arm.c (arm_pic_static_addr): New function.
2120 (legitimize_pic_address): Call arm_pic_static_addr when it detects
2122 (arm_output_addr_const_extra): Output expression for new pattern.
2123 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
2125 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
2127 * ira-costs.c (record_reg_classes): Ignore alternatives that are
2130 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
2131 * web.c: Include "insn-config.h" and "recog.h".
2132 (union_match_dups): New function.
2133 (web_main): Call it.
2134 (union_defs): Don't try to recognize match_dups.
2136 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
2137 if doing so would replace the entire pattern.
2139 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2143 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
2144 and splitter pattern. Change splitter operand 1 predicate to
2147 2010-04-09 Martin Jambor <mjambor@suse.cz>
2149 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
2150 lattices are addresses of CONST_DECLs with the same initial value.
2151 (ipcp_print_all_lattices): Print values of CONST_DECLs.
2152 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
2154 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
2155 Bernd Schmidt <bernds@codesourcery.com>
2157 * loop-invariant.c (replace_uses): New static function.
2158 (move_invariant_reg): Use it to ensure we can replace the uses.
2160 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
2162 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
2164 (picochip_override_options): Enable section anchors only above -O1.
2165 (picochip_reorg): Fixed a couple of build warnings.
2167 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2169 * configure.ac (plugin -rdynamic test): Log result.
2170 * configure: Regenerate.
2171 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
2172 (RDYNAMIC_SPEC): Define.
2173 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
2175 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2177 * configure.ac: Determine Sun ld version numbers.
2178 (comdat_group): Restrict GNU ld version checks to gld.
2179 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
2180 (enable_comdat): Support --enable-comdat.
2181 * configure: Regenerate.
2182 * doc/install.texi (Configuration): Document --enable-comdat.
2184 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2186 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
2187 * config/sol2-gld.h: ... here.
2188 * config.gcc (sparc*-*-solaris2*): Reflect this.
2189 (i[34567]86-*-solaris2*): Use it.
2191 2010-04-09 Steve Ellcey <sje@cup.hp.com>
2193 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
2195 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
2197 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2200 * diagnostic.c (diagnostic_initialize): Initialize
2201 some_warnings_are_errors.
2202 (diagnostic_finish): New.
2203 (diagnostic_action_after_output): Call it before exiting.
2204 (diagnostic_report_diagnostic): Do not print message here. Set
2205 some_warnings_are_errors.
2206 * diagnostic.h (diagnostic_context): Delete
2207 issue_warnings_are_errors_message. Add some_warnings_are_errors.
2208 (diagnostic_finish): Declare.
2209 * toplev.c (toplev_main): Call it before exit.
2211 2010-04-09 Jason Merrill <jason@redhat.com>
2214 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
2215 for incomplete type.
2218 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
2219 based on a warning flag.
2221 2010-04-09 Richard Guenther <rguenther@suse.de>
2223 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
2225 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
2228 * varasm.c (default_assemble_visibility): Wrap vars that are
2229 set, but unused, by targets without GAS.
2230 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
2231 Remove set, but unused, vars.
2232 (rs6000_legitimize_tls_address): Likewise.
2233 (altivec_expand_dst_builtin): Likewise.
2234 * config/darwin.c (machopic_classify_symbol): Likewise.
2235 (machopic_indirection_name): Likewise.
2237 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2239 * config/i386/i386.md (DWI): New mode iterator.
2240 (S): New mode attribute.
2241 (shift_operand): Ditto.
2242 (shift_immediate_operand): Ditto.
2243 (ashl_input_operand): Ditto.
2244 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
2245 using SDWIM mode iterator.
2246 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
2247 pattern from *ashl{di,ti}3_1 and corresponding splitters using
2249 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
2250 from corresponding peephole2 patterns.
2251 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
2252 and x86_64_shift_adj_1 using SWI48 mode iterator.
2253 (x86_shift<mode>_adj_2): Ditto.
2254 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
2255 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
2256 using SWI48 mode iterator.
2257 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
2258 *ashldi3_cmp_rex64 using SWI mode iterator.
2259 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
2260 *ashldi3_cconly_rex64 using SWI mode iterator.
2261 * config/i386/i386.c (ix86_split_ashl): Update for renamed
2262 x86_shift<mode>_adj_{1,2}.
2263 (ix86_split_ashr): Ditto.
2264 (ix86_split_lshr): Ditto.
2266 2010-04-09 Richard Guenther <rguenther@suse.de>
2268 * target.h (builtin_conversion): Pass in input and output types.
2269 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
2270 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
2271 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
2272 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
2274 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
2276 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
2278 2010-04-09 Richard Guenther <rguenther@suse.de>
2281 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
2283 2010-04-09 Richard Guenther <rguenther@suse.de>
2285 * tree-vectorizer.h (struct _stmt_vec_info): Document
2286 that vectype is the type of the LHS.
2287 (supportable_widening_operation, supportable_narrowing_operation):
2288 Get both input and output vector types as arguments.
2289 (vect_is_simple_use_1): Declare.
2290 (get_same_sized_vectype): Likewise.
2291 * tree-vect-loop.c (vect_determine_vectorization_factor):
2292 Set STMT_VINFO_VECTYPE to the vector type of the def.
2293 (vectorizable_reduction): Adjust.
2294 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
2295 Adjust. Specify the output vector type.
2296 (vect_pattern_recog_1): Adjust.
2297 * tree-vect-stmts.c (get_same_sized_vectype): New function.
2298 (vectorizable_call): Adjust.
2299 (vectorizable_conversion): Likewise.
2300 (vectorizable_operation): Likewise.
2301 (vectorizable_type_demotion): Likewise.
2302 (vectorizable_type_promotion): Likewise.
2303 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
2305 (vect_is_simple_use_1): New function.
2306 (supportable_widening_operation): Get both input and output
2308 (supportable_narrowing_operation): Likewise.
2309 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
2311 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
2313 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
2314 __thiscall and _thiscall as predefined macros.
2315 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
2316 thiscall attribute handling.
2317 (ix86_comp_type_attributes): Likewise.
2318 (ix86_function_regparm): Likewise.
2319 (ix86_return_pops_args): Likewise.
2320 (init_cumulative_args): Likewise.
2321 (find_drap_reg): Likewise.
2322 (ix86_static_chain): Likewise.
2323 (x86_this_parameter): Likewise.
2324 (x86_output_mi_thunk): Likewise.
2325 (ix86_attribute_table): Add description for thiscall attribute.
2326 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
2327 * doc/extend.texi: Add documentation for thiscall.
2329 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2332 * c.opt (Wint-to-pointer-cast): Available in C++.
2333 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
2335 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
2337 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
2338 * calls.c (expand_call): Pass the function type to aggregate_value_p.
2339 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
2340 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
2341 function type instead. Reorder and simplify checks.
2343 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
2345 2010-04-08 Jing Yu <jingyu@google.com>
2346 Zdenek Dvorak <ook@ucw.cz>
2348 PR tree-optimization/42720
2349 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
2350 loop unswitch conditions here from ...
2351 (tree_unswitch_single_loop): ... here.
2353 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2355 * tree-if-conv.c: Fix comments and simplify logic.
2357 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2359 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
2360 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
2361 (main_tree_if_conversion): Update call to tree_if_conversion.
2363 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2366 * doc/invoke.texi (-b,-V): Delete.
2367 * doc/tm.texi: Do not mention -b.
2368 * gcc.c (display_help): Delete -b and -V.
2369 (process_command): Delete -b and -V.
2370 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
2372 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
2373 Wolfgang Gellerich <gellerich@de.ibm.com>
2375 Implement target hook for loop unrolling
2376 * target.h (loop_unroll_adjust): Add a new target hook function.
2377 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
2378 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
2379 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
2380 (s390_loop_unroll_adjust): Implement the new target hook for s390.
2381 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
2383 (decide_unroll_stupid): Likewise.
2385 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2388 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
2390 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2392 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
2393 (Specific, *-*-solaris2*): Likewise.
2394 Don't prefer Sun as over GNU as.
2396 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
2398 * config/s390/s390.c (override_options): Adjust the z10
2399 defaults for max-unroll-times, max-completely-peeled-insns
2400 and max-completely-peel-times.
2402 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2404 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
2405 instructions for z10.
2406 (s390_expand_setmem): Likewise.
2407 (s390_expand_cmpmem): Likewise.
2409 2010-04-08 Richard Guenther <rguenther@suse.de>
2411 PR tree-optimization/43679
2412 * tree-ssa-pre.c (eliminate): Only propagate copies.
2414 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2417 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
2418 set but not used variable warning.
2420 2010-04-08 Wei Guozhi <carrot@google.com>
2423 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
2424 (arm_size_rtx_costs): Call the new function when optimized for size.
2426 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2429 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
2430 op0 is not a MEM, just return NULL instead of assertion
2432 (discover_nonconstant_array_refs): Don't walk debug stmts.
2434 2010-04-08 Doug Kwan <dougkwan@google.com>
2436 * configure.ac: Recognize gold and do not use its version number
2437 to test ld features.
2438 * configure: Regenerate.
2440 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
2443 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
2444 (negate_value): Move code to push elements to broken_up_substracts ...
2445 (eliminate_plus_minus_pair): ... here. Push operands that have no
2446 negative pair to plus_negates.
2447 (repropagate_negates, init_reassoc, fini_reassoc): Update.
2449 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2451 * doc/install.texi (Configuration): Move description of
2452 --enable-lto, --with-libelf*, --enable-gold from Java section to
2455 * doc/generic.texi (Working with declarations)
2456 (Function Properties, C and C++ Trees): Fix typos.
2457 * doc/sourcebuild.texi (Top Level): Likewise.
2459 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2462 * tree.h (DECL_READ_P): Define.
2463 (struct tree_decl_common): Add decl_read_flag.
2464 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
2465 a set but not used warning.
2466 (merge_decls): Merge DECL_READ_P flag.
2467 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
2468 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
2469 * c-common.c (handle_used_attribute, handle_unused_attribute):
2471 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
2473 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
2475 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
2476 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
2477 c_parser_binary_expression, c_parser_cast_expression,
2478 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
2479 Call default_function_array_read_conversion instead of
2480 default_function_array_conversion where needed.
2481 (c_parser_unary_expression, c_parser_conditional_expression,
2482 c_parser_postfix_expression_after_primary, c_parser_initelt):
2483 Likewise. Call mark_exp_read where needed.
2484 (c_parser_statement_after_labels, c_parser_asm_operands,
2485 c_parser_typeof_specifier, c_parser_sizeof_expression,
2486 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
2488 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
2490 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
2491 (warn_unused_but_set_parameter): Default to warn_unused
2493 * doc/invoke.texi: Document -Wunused-but-set-variable and
2494 -Wunused-but-set-parameter.
2496 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
2497 used count variable.
2498 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
2499 when operandN variables aren't used in the body of the expander
2501 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
2502 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
2503 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
2504 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
2505 FOR_EACH_IMM_USE_ON_STMT): Likewise.
2506 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
2507 * tree.c (PROCESS_ARG): Likewise.
2509 2010-04-07 Simon Baldwin <simonb@google.com>
2511 * diagnostic.h (diagnostic_override_option_index): New macro to
2512 set a diagnostic's option_index.
2513 * c-tree.h (c_cpp_error): Add warning reason argument.
2514 * opts.c (_warning_as_error_callback): New.
2515 (register_warning_as_error_callback): Store callback for
2516 warnings enabled via enable_warning_as_error.
2517 (enable_warning_as_error): Call callback, minor code tidy.
2518 * opts.h (register_warning_as_error_callback): Declare.
2519 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
2520 response to -Werror=.
2521 (c_common_init_options): Register warning_as_error_callback in opts.c.
2522 * common.opt: Add -Wno-cpp option.
2523 * c-common.c (struct reason_option_codes_t): Map cpp warning
2524 reason codes to gcc option indexes.
2525 * (c_option_controlling_cpp_error): New function, lookup the gcc
2526 option index for a cpp warning reason code.
2527 * (c_cpp_error): Add warning reason argument, call
2528 c_option_controlling_cpp_error for diagnostic_override_option_index.
2529 * doc/invoke.texi: Document -Wno-cpp.
2531 2010-04-07 Richard Guenther <rguenther@suse.de>
2533 * ipa-reference.c (mark_load): Use get_base_address.
2534 (mark_store): Likewise.
2536 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
2537 inserting GIMPLE_NOPs into the IL.
2538 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2539 Explicitly strip handled components and indirect references.
2541 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
2542 folding address expressions.
2543 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
2544 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
2545 operand_equal_p to compare decls.
2546 (ptr_deref_may_alias_decl_p): Likewise.
2547 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
2548 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
2549 Handle reversed comparison ops.
2550 * tree-sra.c (asm_visit_addr): Use get_base_address.
2551 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
2552 * ipa-reference.c (mark_address): Use get_base_address.
2554 2010-04-07 Richard Guenther <rguenther@suse.de>
2556 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2557 Propagate constants everywhere.
2559 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2562 * tree.c (MAX_INT_CACHED_PREC): Define.
2563 (nonstandard_integer_type_cache): New array.
2564 (build_nonstandard_integer_type): Cache results for precision
2565 <= MAX_INT_CACHED_PREC.
2567 2010-04-07 Richard Guenther <rguenther@suse.de>
2569 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
2570 -fargument-noalias-global, -fargument-noalias-anything): Remove.
2571 * common.opt: Likewise.
2572 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2573 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2574 (nonoverlapping_memrefs_p): Likewise.
2575 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2576 * opts.c (common_handle_option): Handle OPT_fargument_alias,
2577 OPT_fargument_noalias, OPT_fargument_noalias_anything and
2578 OPT_fargument_noalias_global for backward compatibility.
2580 2010-04-07 Richard Guenther <rguenther@suse.de>
2582 PR tree-optimization/43270
2583 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2584 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2585 * tree-ssa-pre.c (phi_translate_1): Adjust.
2586 (fully_constant_expression): Split out vn_reference handling to ...
2587 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2588 Fold reads from constant strings.
2589 (vn_reference_lookup): Handle fully constant references.
2590 (vn_reference_lookup_pieces): Likewise.
2591 * Makefile.in (expmed.o-warn): Add -Wno-error.
2593 2010-04-07 Martin Jambor <mjambor@suse.cz>
2595 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2597 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2600 * gcc.c: Add -static-libstdc++ to list of recognized options.
2602 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2604 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2606 2010-04-07 Richard Guenther <rguenther@suse.de>
2609 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2610 bases build simple mem attributes to retain points-to information.
2612 2010-04-07 Richard Guenther <rguenther@suse.de>
2615 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2616 preserve points-to related information.
2618 2010-04-07 Richard Guenther <rguenther@suse.de>
2621 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2622 discard plain indirect references.
2623 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2624 * tree.c (tree_nop_conversion): Likewise.
2626 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2629 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2631 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2633 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2634 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2636 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2638 * tree-if-conv.c: Fix indentation and comments.
2640 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2642 * tree-if-conv.c: Sort static functions in topological order.
2644 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2646 * tree-if-conv.c: Fix indentation and comments.
2648 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2651 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2652 lang_hooks.types.type_for_size instead of
2653 build_nonstandard_integer_type.
2654 When converting an unsigned type to signed, double its precision.
2655 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2656 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2657 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2660 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2663 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2664 POINTER_PLUS_EXPR for pointer types.
2666 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2669 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2670 * graphite-clast-to-gimple.c: Include langhooks.h.
2671 (max_signed_precision_type): New.
2672 (max_precision_type): Takes two types as arguments.
2673 (precision_for_value): New.
2674 (precision_for_interval): New.
2675 (gcc_type_for_interval): New.
2676 (gcc_type_for_value): New.
2677 (gcc_type_for_clast_term): New.
2678 (gcc_type_for_clast_red): New.
2679 (gcc_type_for_clast_bin): New.
2680 (gcc_type_for_clast_expr): Split up into several functions.
2681 (gcc_type_for_clast_eq): Rewritten.
2682 (compute_bounds_for_level): New.
2683 (compute_type_for_level_1): New.
2684 (compute_type_for_level): New.
2685 (gcc_type_for_cloog_iv): Removed.
2686 (gcc_type_for_iv_of_clast_loop): Rewritten.
2687 (graphite_create_new_loop): Compute the lower and upper bound types
2688 with gcc_type_for_clast_expr.
2689 (graphite_create_new_loop_guard): Same.
2690 (find_cloog_iv_in_expr): Removed.
2691 (compute_cloog_iv_types_1): Removed.
2692 (compute_cloog_iv_types): Removed.
2693 (gloog): Do not call compute_cloog_iv_types.
2694 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2696 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2697 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2698 (GBB_CLOOG_IV_TYPES): Removed.
2700 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2702 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2703 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2704 (detect_commutative_reduction): Same.
2706 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2708 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2709 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2711 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2712 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2713 (rewrite_commutative_reductions_out_of_ssa): Same.
2714 * passes.c (execute_function_todo): Call verify_ssa for every pass
2715 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2716 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2717 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2718 with an extra argument.
2719 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2720 verify_ssa only when the extra argument is true.
2721 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2722 with an extra argument.
2723 (tree_transform_and_unroll_loop): Same.
2725 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2727 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2728 for all the passes of the LNO having LOOP_CLOSED_SSA.
2729 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2730 * tree-loop-distribution.c (pass_loop_distribution): Same.
2731 * tree-pass.h (TODO_verify_loops): Removed.
2732 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2734 (pass_tree_unswitch): Same.
2735 (pass_predcom): Same.
2736 (pass_vectorize): Same.
2737 (pass_linear_transform): Same.
2738 (pass_graphite_transforms): Same.
2739 (pass_iv_canon): Same.
2740 (pass_complete_unroll): Same.
2741 (pass_complete_unrolli): Same.
2742 (pass_parallelize_loops): Same.
2743 (pass_loop_prefetch): Same.
2744 (pass_iv_optimize): Same.
2746 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2749 * passes.c (init_optimization_passes): Move pass_lim before
2750 pass_copy_prop and pass_dce_loop.
2752 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2755 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2756 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2757 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2758 MULTI_* defines for 4 argument vpermil2p* builtins.
2760 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2762 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2763 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2764 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2765 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2766 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2767 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2768 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2769 Use x86_maybe_negate_const_int to output insn mnemonic.
2770 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2771 check from instruction predicate. Update comments.
2772 * config/i386/sync.md (sync_add<mode>): Use
2773 x86_maybe_negate_const_int to output insn mnemonic.
2775 2010-04-06 Jan Hubicka <jh@suse.cz>
2777 PR tree-optimization/42906
2778 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2779 IGNORE_SELF argument. Set visited_control_parents for fully
2781 (find_obviously_necessary_stmts): Update call of
2782 mark_control_dependent_edges_necessary.
2783 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2785 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2787 * config/i386/i386.md: Remove comment about 'e' and 'E'
2790 2010-04-06 Richard Guenther <rguenther@suse.de>
2792 PR tree-optimization/43627
2793 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2794 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2797 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2799 * BASE-VER: Change to 4.6.0.
2802 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2805 2010-04-06 Richard Guenther <rguenther@suse.de>
2808 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2810 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2812 * doc/invoke.texi (Optimize Options): Document that LTO
2813 won't remove object access purely due to incompatible
2816 2010-04-04 Matthias Klose <doko@ubuntu.com>
2818 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2819 Initialize variable.
2821 2010-04-03 Richard Guenther <rguenther@suse.de>
2824 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2825 require a non-NULL MEM_OFFSET.
2827 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2829 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2830 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2831 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2832 config/alpha/predicates.md, config/arm/arm.md,
2833 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2834 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2835 config/darwin9.h, config/darwin.c, config/darwin.h,
2836 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2837 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2838 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2839 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2840 config/mips/mips.md, config/mn10300/mn10300.c,
2841 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2842 config/rs6000/aix.h, config/rs6000/dfp.md,
2843 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2844 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2845 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2846 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2847 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2848 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2849 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2850 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2851 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2852 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2853 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2854 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2855 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2856 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2857 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2858 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2859 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2860 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2861 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2862 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2863 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2864 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2865 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2866 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2867 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2868 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2869 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2870 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2871 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2872 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2873 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2874 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2875 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2876 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2877 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2878 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2880 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2883 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2884 * aclocal.m4: Regenerate.
2886 2010-04-02 Richard Guenther <rguenther@suse.de>
2888 PR tree-optimization/43629
2889 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2890 if we have seen a constant value.
2892 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2894 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2896 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2899 * arm.c (legitimize_tls_address): Adjust call to
2900 gen_tls_load_dot_plus_four.
2901 (arm_note_pic_base): New function.
2902 (arm_cannot_copy_insn_p): Use it.
2903 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2906 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2911 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2913 * Makefile.in ($(out_object_file)): Depend on
2914 gt-$(basename $(notdir $(out_file))).h.
2916 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2918 * config.gcc (lm32-*-rtems*): Add t-lm32.
2920 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2922 * config.gcc: Add lm32-*-rtems*.
2923 * config/lm32/rtems.h: New file.
2925 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2928 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2930 2010-04-01 Jakub Jelinek <jakub@redhat.com>
2932 * dwarf2out.c (output_compilation_unit_header): For
2933 -gdwarf-4 use version 4 instead of version 3.
2934 (output_line_info): For version 4 and above emit additional
2935 maximum ops per insn header field.
2936 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2938 * dwarf2out.c (is_c_family, is_java): Remove.
2939 (lower_bound_default): New function.
2940 (add_bound_info, gen_descr_array_type_die): Use it.
2942 2010-04-01 Dodji Seketeli <dodji@redhat.com>
2945 * dwarf2out.c (gen_variable_die): Allow debug info for variable
2946 re-declaration when it happens in a function.
2948 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
2950 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2951 (cgraph_remove_function_insertion_hook): Same.
2952 (cgraph_call_function_insertion_hooks): Same.
2954 2010-04-01 Richard Guenther <rguenther@suse.de>
2957 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2958 and TREE_THIS_VOLATILE.
2959 (copy_ref_info): Likewise.
2960 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2961 * tree.c (build6_stat): Ignore side-effects of all but arg5
2962 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
2965 2010-04-01 Richard Guenther <rguenther@suse.de>
2967 PR tree-optimization/43607
2968 * ipa-type-escape.c (check_call): Do not access non-existing
2971 2010-04-01 Richard Guenther <rguenther@suse.de>
2975 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2976 Jack Howarth <howarth@bromo.med.uc.edu>
2978 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2981 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2983 * doc/install.texi (Prerequisites): Document libelf usability on
2984 IRIX 5/6 and Solaris 2.
2985 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2986 Update GNU as, GNU ld requirements.
2987 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2988 Document Sun Studio compiler download.
2989 Update and simplify as, ld recommendations.
2990 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2992 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2994 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2995 with_tune_32 to pentium4.
2997 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2999 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
3001 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3003 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
3004 obsoletion, removal.
3006 Document GNU as requirement.
3007 Update configure requirements.
3008 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
3009 Recomment IRIX 6.5.18+.
3010 Document IDF/IDL requirement.
3011 Document GNU as requirement.
3012 Document GNU ld bootstrap failure.
3013 Remove freeware.sgi.com reference.
3015 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3017 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
3018 UNIX V4.0, V5.0 obsoletion, removal.
3019 Remove --with-gc=simple reference.
3020 Update VM requirements during bootstrap.
3021 Remove -oldas bootstrap description.
3022 Update binutils reference.
3023 Remove comparison failure note.
3025 2010-03-31 Richard Guenther <rguenther@suse.de>
3026 Zdenek Dvorak <ook@ucw.cz>
3027 Sebastian Pop <sebastian.pop@amd.com>
3030 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
3031 with multiple arguments.
3032 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
3034 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3036 * graphite-dependences.c (print_pddr): Call print_pdr with an
3038 * graphite-poly.c (debug_pdr): Add an extra argument for the
3041 (print_pbb_domain): Same.
3043 (print_scop_context): Same.
3045 (print_cloog): Same.
3046 (debug_pbb_domain): Same.
3050 (debug_scop_context): Same.
3052 (debug_cloog): Same.
3053 (print_scop_params): Same.
3054 (debug_scop_params): Same.
3055 (print_iteration_domain): Same.
3056 (print_iteration_domains): Same.
3057 (debug_iteration_domain): Same.
3058 (debug_iteration_domains): Same.
3059 (print_scattering_function): Same.
3060 (print_scattering_functions): Same.
3061 (debug_scattering_function): Same.
3062 (debug_scattering_functions): Same.
3063 * graphite-poly.h (debug_pdr): Update declaration.
3065 (print_pbb_domain): Same.
3067 (print_scop_context): Same.
3069 (print_cloog): Same.
3070 (debug_pbb_domain): Same.
3074 (debug_scop_context): Same.
3076 (debug_cloog): Same.
3077 (print_scop_params): Same.
3078 (debug_scop_params): Same.
3079 (print_iteration_domain): Same.
3080 (print_iteration_domains): Same.
3081 (debug_iteration_domain): Same.
3082 (debug_iteration_domains): Same.
3083 (print_scattering_function): Same.
3084 (print_scattering_functions): Same.
3085 (debug_scattering_function): Same.
3086 (debug_scattering_functions): Same.
3088 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3090 * graphite-poly.c (print_scattering_function_1): New.
3091 (print_scattering_function): Call it.
3092 (print_scop_params): Remove spaces at the end of lines.
3095 * graphite-poly.h (print_cloog): Declared.
3096 (debug_cloog): Declared.
3098 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3100 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
3102 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
3103 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
3104 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
3105 to switch between adding the IV bump in loop->latch or in loop->header.
3107 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3109 * graphite-poly.c (print_scattering_function): Pretty print following
3112 (print_pbb_domain): Same.
3113 (dump_gbb_cases): Same.
3114 (dump_gbb_conditions): Same.
3117 (print_scop_params): Same.
3118 (print_scop_context): Same.
3120 (print_pbb_body): New.
3121 (lst_indent_to): New.
3122 (print_lst): Start new lines with a #.
3123 * graphite-poly.h (pbb_bb): New.
3124 (pbb_index): Use pbb_bb.
3125 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
3127 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
3129 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3131 * dwarf2out.c (size_of_die): For -gdwarf-4 use
3132 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
3133 and 0 instead of 1 for dw_val_class_flag.
3134 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
3135 dw_val_class_range_list, dw_val_class_loc_list,
3136 dw_val_class_lineptr and dw_val_class_macptr, use
3137 DW_FORM_flag_present for dw_val_class_flag and
3138 DW_FORM_exprloc for dw_val_class_loc.
3139 (output_die): For -gdwarf-4 print dw_val_class_loc
3140 size as uleb128 instead of 1 or 2 bytes and don't print
3141 anything for dw_val_class_flag.
3143 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
3144 instead of cselib_lookup following by tweaking locs->setting_insn.
3147 * cselib.c (cselib_process_insn): Clear cselib_current_insn
3148 even before returning from label, setjmp call or volatile asm
3151 2010-03-31 Richard Guenther <rguenther@suse.de>
3154 * cgraphunit.c (cgraph_output_in_order): Do not allocate
3155 temporary data on stack.
3157 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3159 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
3160 (PUSHSECTION_ASM_OP): Remove.
3161 (POPSECTION_ASM_OP): Remove.
3162 (PUSHSECTION_FORMAT): Remove.
3163 * config/sol2.h (PUSHSECTION_FORMAT): Define.
3164 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
3165 * config/sol2.c (solaris_output_init_fini): Use it.
3167 2010-03-31 Jie Zhang <jie@codesourcery.com>
3170 * opt-functions.awk (var_type_struct): Use signed char type
3171 for simple variables.
3173 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3175 * config/sol2.c: Include output.h.
3176 (solaris_assemble_visibility): New function.
3177 * config/t-sol2 (sol2.o): Add output.h dependency.
3178 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
3179 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
3182 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3185 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
3186 V2SImode or XFmode on PRE_DEC.
3189 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
3192 2010-03-31 Jie Zhang <jie@codesourcery.com>
3195 * reload.h (caller_save_initialized_p): Declare.
3196 * toplev.c (backend_init_target): Don't call
3197 init_caller_save but set caller_save_initialized_p to false.
3198 * caller-save.c (caller_save_initialized_p): Define.
3199 (init_caller_save): Check caller_save_initialized_p.
3200 * ira.c (ira): Call init_caller_save if flag_caller_saves.
3202 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3205 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
3206 and soft-fp/t-softfp to tmake_file.
3207 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
3208 (LIBGCC2_TF_CEXT): Define.
3211 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
3214 * cselib.c (n_useless_values): Document handling of debug locs.
3215 (n_useless_debug_values, n_debug_values): New variables.
3216 (new_elt_loc_list): Don't add to debug values, keep count.
3217 (promote_debug_loc): New.
3218 (cselib_reset_table): Zero new variables.
3219 (entry_and_rtx_equal_p): Promote debug locs.
3220 (discard_useless_locs): Increment n_useless_debug_values for
3222 (remove_useless_values): Adjust n_useless_values and n_debug_values
3223 with n_useless_debug_values.
3224 (add_mem_for_addr): Promote debug locs.
3225 (cselib_lookup_mem): Likewise.
3226 (cselib_lookup_addr): Renamed to...
3227 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
3228 (cselib_log_lookup): ... this. Turn into...
3229 (cselib_lookup_addr): ... new wrapper.
3230 (cselib_lookup_from_insn): New.
3231 (cselib_invalidate_regno): Increment n_useless_debug_values for
3233 (cselib_invalidate_mem): Likewise.
3234 (cselib_process_insn): Take n_deleted and n_debug_values into
3235 account to guard remove_useless_value call.
3236 (cselib_finish): Zero n_useless_debug_values.
3237 * cselib.h (cselib_lookup_from_insn): Declare.
3238 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
3239 (sched_analyze_2): Likewise.
3241 2010-03-30 Jakub Jelinek <jakub@redhat.com>
3243 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
3245 (adjust_mems): Replace narrowing SUBREG of expression containing
3246 just PLUS, MINUS, MULT and ASHIFT of registers and constants
3247 with operations in the narrower mode.
3250 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
3251 regs_invalidated_by_call instead all call_used_reg_set registers.
3253 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
3256 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
3257 pointer comparisons with types_compatible_p.
3258 * tree-vect-stmts.c (vectorizable_call): Same.
3259 (vectorizable_condition): Same.
3261 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3263 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
3264 stack check if the mask would be zero.
3266 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3267 Jack Howarth <howarth@bromo.med.uc.edu>
3269 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3272 2010-03-30 Joseph Myers <joseph@codesourcery.com>
3275 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
3277 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
3278 Include ___unordxf2 and ___unordtf2.
3279 * config/i386/libgcc-glibc.ver: Do not define inheritance from
3282 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
3284 * config/lm32/t-lm32: New file.
3285 * config.gcc: Use the above file when targetting lm32.
3287 2010-03-28 Duncan Sands <baldrick@free.fr>
3289 * Makefile.in (PLUGIN_HEADERS): Add except.h.
3291 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3294 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
3295 Improve vectorization cost model diagnostic.
3297 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3300 * tree-vect-data-refs.c (vect_analyze_data_refs): When
3301 compute_data_dependences_for_loop returns false, early exit
3302 and output an extra diagnostic for the failed data reference
3305 2010-03-29 Richard Guenther <rguenther@suse.de>
3307 PR tree-optimization/43560
3308 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
3309 (can_sm_ref_p): Treat stores to readonly locations as trapping.
3311 2010-03-29 Jie Zhang <jie@codesourcery.com>
3314 * toplev.c (process_options): Set optimization_default_node
3315 and optimization_current_node.
3316 * opts.c (decode_options): Don't set optimization_default_node
3317 and optimization_current_node.
3319 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
3321 * config/rtems.h: Abandon -qrtems_debug.
3323 2010-03-28 Jan Hubicka <jh@suse.cz>
3325 PR tree-optimization/43505
3326 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
3327 map should not be copied.
3329 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3332 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
3333 cdtors, set DECL_PRESERVE_P.
3334 * ipa.c (cgraph_externally_visible_p): Return true if declaration
3337 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
3339 PR tree-optimization/43528
3340 * stor-layout.c (place_field): Check that constant fits into
3341 unsigned HWI when skipping calculation of MS bitfield layout.
3343 2010-03-27 Jan Hubicka <jh@suse.cz>
3346 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
3347 notice_global_symbol work.
3349 2010-03-27 Jakub Jelinek <jakub@redhat.com>
3351 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
3352 instead of dwarf2out_decl.
3353 (struct var_loc_node): Remove section_label field.
3354 (dwarf2out_function_decl): New function.
3355 (dwarf2out_var_location): Don't set section_label field.
3356 (dwarf2out_begin_function): Don't empty decl_loc_table here.
3358 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3360 PR tree-optimization/43544
3361 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3362 First argument for builtin vectorized function hook is now a
3363 tree to be able to distinguish between machine specific and
3365 * targhooks.c (default_builtin_vectorized_function): Ditto.
3366 * targhooks.h (default_builtin_vectorized_function): Ditto.
3367 * target.h (struct gcc_target): Ditto.
3368 * tree-vect-stmts.c (vectorizable_function): Ditto.
3369 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
3370 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
3373 2010-03-26 Joseph Myers <joseph@codesourcery.com>
3376 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
3377 nested binding iff it is a FUNCTION_DECL.
3378 (store_parm_decls_newstyle): Pass nested=true to bind for
3379 FUNCTION_DECLs amongst parameters.
3381 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3383 * var-tracking.c (vt_expand_loc_callback): Don't run
3384 cselib_expand_value_rtx_cb in dummy mode if
3385 cselib_dummy_expand_value_rtx_cb returned false.
3387 * var-tracking.c (emit_note_insn_var_location): For one part
3388 notes with offset 0, don't add EXPR_LIST around the location.
3389 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
3390 add_location_or_const_value_attribute): Adjust for that change.
3393 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
3394 into first operand and location into second.
3395 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
3396 dw_cfi_oprnd_loc for DW_CFA_expression.
3397 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
3398 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
3399 assume first argument is regnum and second argument is location.
3401 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3404 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
3405 of scratch register to DImode. Split to DImode comparison operator.
3406 Use SImode subreg of scratch register in the multiplication.
3407 (*cmp_sadd_sidi): Ditto.
3408 (*cmp_ssub_si): Ditto.
3409 (*cmp_ssub_sidi): Ditto.
3411 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3414 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
3415 Remove invalid assert and wrong comment.
3417 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3420 * flags.h (final_insns_dump_p): New extern.
3421 * final.c (final_insns_dump_p): New variable.
3422 (rest_of_clean_state): Set it before -fdump-final-insns=
3423 dumping, clear afterwards.
3424 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
3425 MEM_ALIAS_SET on MEMs.
3427 2010-03-26 David S. Miller <davem@davemloft.net>
3429 * configure.ac: Fix sparc GOTDATA_OP bug check.
3430 * configure: Rebuild.
3432 2010-03-26 Alan Modra <amodra@gmail.com>
3434 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
3436 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3438 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
3439 TLS_SECTION_ASM_FLAG.
3441 2010-03-25 Jakub Jelinek <jakub@redhat.com>
3444 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
3445 Clear first_function_block_is_cold.
3448 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
3449 argument if the argument is truth_value_p.
3451 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3453 * config/rs6000/constraints.md: Update copyright year for my changes.
3456 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
3457 used in reg+reg addressing, swap registers.
3459 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3462 * target.h (struct gcc_target): Add code_end hook.
3463 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
3465 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
3466 * toplev.c (compile_file): Call targetm.asm_out.code_end
3467 hook before unwind info/debug info output.
3468 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
3469 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
3470 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3471 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
3472 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3473 * config/i386/i386.c (ix86_file_end): Renamed to...
3474 (ix86_code_end): ... this. Make static. Don't call
3475 file_end_indicate_exec_stack. Emit unwind info using
3476 final_start_function/final_end_function.
3477 (darwin_x86_file_end): Remove.
3478 (TARGET_ASM_CODE_END): Define.
3479 * config/i386/i386.h (TARGET_ASM_FILE_END,
3480 NEED_INDICATE_EXEC_STACK): Don't define.
3481 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
3482 (TARGET_ASM_FILE_END): Define to darwin_file_end.
3483 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
3484 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
3487 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
3488 at the beginning and final_end_function at the end.
3489 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3491 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3493 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
3494 and Sun as TLS syntax.
3495 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
3496 * configure: Regenerate.
3497 * config.in: Regenerate.
3498 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
3499 (default_elf_asm_named_section): Use it.
3500 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
3501 (i386_output_dwarf_dtprel): Likewise.
3502 (output_addr_const_extra): Likewise.
3503 (output_pic_addr_const): Lowercase @GOTTPOFF.
3504 (output_addr_const_extra): Likewise.
3505 (output_pic_addr_const): Lowercase @GOTNTPOFF.
3506 (output_addr_const_extra): Likewise.
3507 (output_pic_addr_const): Lowercase @INDNTPOFF.
3508 (output_addr_const_extra): Likewise.
3509 (output_pic_addr_const): Lowercase @NTPOFF.
3510 (output_addr_const_extra): Likewise.
3511 (output_pic_addr_const): Lowercase @TPOFF.
3512 (output_addr_const_extra): Likewise.
3513 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
3514 (*tls_global_dynamic_64): Likewise.
3515 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
3516 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
3518 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
3519 (ASM_OUTPUT_TLS_COMMON): Use it.
3520 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
3523 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
3524 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
3525 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
3526 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
3527 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3528 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
3530 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3532 * config/i386/i386.c (override_options): Don't accept
3533 -mtls-dialect=sun any longer.
3534 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
3535 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
3536 (*tls_local_dynamic_base_32_sun): Likewise.
3537 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3539 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3542 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3543 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
3546 * ira.c (adjust_cleared_regs): New function.
3547 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
3551 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
3553 * expr.c (expand_expr_real): Restore previous
3554 curr_insn_source_location and curr_insn_block after
3555 expand_expr_real_1 call.
3556 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
3557 instead of expand_expr_real_1.
3559 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
3561 PR rtl-optimization/43413
3562 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
3565 2010-03-22 James E. Wilson <wilson@codesourcery.com>
3568 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
3569 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
3571 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3573 * config/i386/i386.c (ix86_target_string): Add -mfma.
3574 Fix a typo in comment.
3576 2010-03-22 Mike Stump <mikestump@comcast.net>
3579 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3580 Don't overly align based upon packed packed fields.
3582 2010-03-22 Jason Merrill <jason@redhat.com>
3584 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3585 Use () rather than [], and move before the element type.
3587 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3589 * doc/configfiles.texi (Configuration Files): Removed
3590 fixinc/Makefile*, intl/Makefile.*.
3591 * doc/makefile.texi: Fixed markup. Abstract from version
3592 control system used.
3593 (Makefile): Removed obsolete gcc/java/parse.y example.
3594 * doc/sourcebuild.texi: Likewise.
3595 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3596 libgomp, libssp. Removed fastjar.
3597 (Miscellaneous Docs): Clarify location.
3598 Added COPYING3, COPYING3.LIB.
3599 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3601 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3604 * config/i386/i386.c (x86_function_profiler)
3605 [!NO_PROFILE_COUNTERS]: Fix typo.
3606 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3609 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3610 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3612 * doc/sourcebuild.texi (Test Directives): Split into six
3613 subsections, with most of the current text in new subsections
3614 Directives, Selectors, and Final Actions.
3615 (Directives): Split list of test directives into multiple
3617 (Selectors): Describe use and syntax of selectors.
3618 (Effective-Target Keywords): Describe all existing keywords.
3619 (Add Options): Describe features for dg-add-options.
3620 (Require Support): Describe variants of dg-require-support.
3621 (Final Actions): Describe commands to use in dg-final.
3623 2010-03-22 Michael Matz <matz@suse.de>
3626 * recog.c (validate_replace_rtx_group): Replace also in
3627 REG_EQUAL and REG_EQUIV notes.
3629 2010-03-22 Richard Guenther <rguenther@suse.de>
3631 PR tree-optimization/43390
3632 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3633 sure vector extracts are type correct.
3635 2010-03-22 Richard Guenther <rguenther@suse.de>
3638 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3639 x * sqrt (x) even when optimizing for size if the target
3640 has native support for sqrt.
3642 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3644 * varasm.c (make_decl_rtl_for_debug): Also clear
3645 flag_mudflap for the duration of make_decl_rtl call.
3648 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3649 locs from preserved VALUEs.
3651 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3654 * pa.md (movmemsi): Set align to one if zero.
3655 (movmemdi): Likewise.
3657 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3660 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3661 with their corresponding prologue pushes.
3663 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3666 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3667 at the begining or end.
3668 (spu_expand_epilogue): Likewise.
3670 2010-03-20 Richard Guenther <rguenther@suse.de>
3672 PR rtl-optimization/43438
3673 * combine.c (make_extraction): Properly zero-/sign-extend an
3674 extraction of the low part of a CONST_INT. Also handle
3677 2010-03-19 Mike Stump <mikestump@comcast.net>
3679 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3680 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3681 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3683 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3686 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3689 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3691 PR rtl-optimization/42258
3692 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3693 use that may match DEF.
3696 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3697 the cost of loading the constant rather than assuming
3699 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3700 outer code is AND, do the same tests as the andsi3 expander and
3701 return COSTS_N_INSNS (1) if and is cheap.
3703 * optabs.c (avoid_expensive_constant): Fix formatting.
3705 2010-03-19 Michael Matz <matz@suse.de>
3708 * attribs.c (decl_attributes): When rebuilding a function pointer
3709 type use the same qualifiers as the original pointer type.
3711 2010-03-19 Martin Jambor <mjambor@suse.cz>
3713 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3714 and is_gimple_ip_invariant_address.
3716 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3719 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3721 * config/arm/arm.c (arm_override_options): Turn off
3722 flag_dwarf2_cfi_asm for AAPCS variants.
3724 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3727 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3728 Use PRE_MODIFY instead of PRE_DEC.
3729 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3730 (vfp_emit_fstmd): Likewise.
3732 2010-03-19 Michael Matz <matz@suse.de>
3735 * builtins.c (expand_builtin_interclass_mathfn,
3736 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3739 2010-03-19 Richard Guenther <rguenther@suse.de>
3741 PR tree-optimization/43415
3742 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3743 (phi_translate_1): ... this.
3744 (phi_translate): Move all caching here. Cache all NARY
3745 and REFERENCE translations.
3747 2010-03-19 David S. Miller <davem@davemloft.net>
3749 With help from Eric Botcazou.
3750 * config/sparc/sparc.c: Include dwarf2out.h.
3751 (emit_pic_helper): Delete.
3752 (pic_helper_symbol_name): Delete.
3753 (pic_helper_emitted_p): Delete.
3754 (pic_helper_needed): New.
3755 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3756 (get_pc_thunk_name): New.
3757 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3758 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3759 Set pic_helper_needed to true. Don't call emit_pic_helper.
3760 (sparc_expand_prologue): Update load_pic_register call.
3761 (sparc_output_mi_thunk): Likewise.
3762 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3763 thunk if possible. Output CFI information as needed.
3765 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3766 Jack Howarth <howarth@bromo.med.uc.edu>
3769 * config/i386/i386.h: Fix ABI on darwin x86-32.
3771 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3773 * tree.h: Declare make_decl_rtl_for_debug.
3774 * varasm.c (make_decl_rtl_for_debug): New.
3775 * dwarf2out.c (rtl_for_decl_location): Call it.
3776 * cfgexpand.c (expand_debug_expr): Call it.
3778 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3781 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3785 * var-tracking.c (vt_init_cfa_base): Do nothing if
3786 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3788 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3791 * var-tracking.c (canonicalize_vars_star): New.
3792 (dataflow_post_merge_adjust): Use it.
3794 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3797 * var-tracking.c (non_suitable_const): New function.
3798 (add_uses): For DEBUG_INSNs with constants, don't record any
3799 value, instead just the constant value itself.
3800 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3801 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3802 (emit_notes_in_bb): Likewise.
3803 (emit_note_insn_var_location): For onepart variables if
3804 cur_loc is a VOIDmode constant, use DECL_MODE.
3806 2010-03-18 Martin Jambor <mjambor@suse.cz>
3809 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3810 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3811 all non-clones. Moved call redirection...
3812 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3813 (cgraph_materialize_all_clones): Dispose of all
3814 combined_args_to_skip bitmaps.
3815 (verify_cgraph_node): Do not check for edges pointing to wrong
3816 nodes in inline clones.
3817 * tree-inline.c (copy_bb): Call
3818 cgraph_redirect_edge_call_stmt_to_callee.
3819 * ipa.c (cgraph_remove_unreachable_nodes): Call
3820 cgraph_node_remove_callees even when there are used clones.
3822 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3824 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3826 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3829 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3832 2010-03-18 Michael Matz <matz@suse.de>
3835 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3836 into sqrt(x) if we need to preserve signed zeros.
3838 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3839 Eric Botcazou <ebotcazou@adacore.com>
3841 PR rtl-optimization/43360
3842 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3843 note if we don't know its invariant status.
3845 2010-03-18 Michael Matz <matz@suse.de>
3847 PR tree-optimization/43402
3848 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3849 PHI chains of ssa names registered for update.
3851 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3854 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3855 non-offsettable and pre_modify update addressing.
3856 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3857 and "2" alternatives "#".
3858 (*movdd_softfloat32): Make all alternatives "#";
3859 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3860 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3861 (*movdf_softfloat32): Make all alternatives "#";
3862 (movdi): Use the new DIFD mode iterator to create a common splitter
3863 for movdi, movdf and movdd patterns.
3865 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3867 * common.opt (dumpdir): Remove redundant tab.
3869 2010-03-17 Martin Jambor <mjambor@suse.cz>
3871 PR tree-optimization/43347
3872 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3873 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3875 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3877 PR rtl-optimization/42216
3878 * regrename.c (create_new_chain): New function, broken out from...
3879 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3880 appending a use to an empty chain.
3881 (build_def_use): Remove previous changes that convert OP_INOUT to
3882 OP_OUT operands; instead detect the case where an OP_INOUT operand
3883 uses a previously untracked register and create an empty chain for it.
3885 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3887 * doc/extend.texi (Function Attributes): Rewrite unfinished
3888 sentence in ms_abi documentation.
3890 2010-03-17 Alan Modra <amodra@gmail.com>
3892 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3893 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3894 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3895 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3897 2010-03-16 Richard Henderson <rth@redhat.com>
3900 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3901 (lower_try_finally): Save and restore eh_seq around the expansion
3904 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3906 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3907 statements before splitting block.
3909 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3911 * doc/sourcebuild.texi (Testsuites): Fix markup.
3912 Use pathnames relative to gcc/testsuite.
3913 (Test Directives): Move description of how timeout is determined.
3914 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3915 (C Tests): Correct gcc.misc-tests directory.
3916 Framework tests now live in gcc.test-framework.
3918 2010-03-16 Richard Guenther <rguenther@suse.de>
3921 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3922 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3924 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3925 Alexandre Oliva <aoliva@redhat.com>
3927 PR tree-optimization/42917
3928 * lambda-code.c (remove_iv): Skip debug statements.
3929 (lambda_loopnest_to_gcc_loopnest): Likewise.
3930 (not_interesting_stmt): Debug statements are not interesting.
3932 2010-03-16 Jakub Jelinek <jakub@redhat.com>
3936 * cselib.c (cselib_preserve_constants,
3937 cfa_base_preserved_val): New static variables.
3938 (preserve_only_constants): New function.
3939 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3940 clear its REG_VALUES. If cselib_preserve_constants, don't
3941 empty the whole hash table, but preserve there VALUEs with constants,
3942 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3943 (cselib_preserve_cfa_base_value): New function.
3944 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3945 (cselib_init): Change argument to int bitfield. Set
3946 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3948 (cselib_finish): Clear cselib_preserve_constants and
3949 cfa_base_preserved_val.
3950 * cselib.h (enum cselib_record_what): New enum.
3951 (cselib_init): Change argument to int.
3952 (cselib_preserve_cfa_base_value): New prototype.
3953 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3954 * dse.c (dse_step1): Likewise.
3955 * cfgcleanup.c (thread_jump): Likewise.
3956 * sched-deps.c (sched_analyze): Likewise.
3957 * gcse.c (local_cprop_pass): Likewise.
3958 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3959 If FN is non-NULL, call the callback always and whenever it returns
3960 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
3961 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3962 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3963 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3964 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3965 * var-tracking.c: Include recog.h.
3966 (bb_stack_adjust_offset): Remove.
3967 (vt_stack_adjustments): Don't call it, instead just gather the
3968 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3969 (adjust_stack_reference): Remove.
3970 (compute_cfa_pointer): New function.
3971 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3972 (struct adjust_mem_data): New type.
3973 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3975 (get_address_mode): New function.
3976 (replace_expr_with_values): Use it.
3977 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3978 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
3979 (adjust_sets): Remove.
3980 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3981 Use get_address_mode.
3982 (get_adjusted_src): Remove.
3983 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
3984 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
3985 (add_with_sets): Don't call adjust_sets.
3986 (fp_setter, vt_init_cfa_base): New functions.
3987 (vt_initialize): Change return type to bool. Move most of pool etc.
3988 initialization to the beginning of the function from end. Pass
3989 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3990 If !frame_pointer_needed, call vt_stack_adjustment before mos
3991 vector is filled, call vt_init_cfa_base if argp/framep has been
3992 eliminated to sp. If frame_pointer_needed and argp/framep has
3993 been eliminated to hard frame pointer, set
3994 hard_frame_pointer_adjustment and call vt_init_cfa_base after
3995 encountering fp setter in the prologue. For MO_ADJUST, call
3996 log_op_type before pusing the op into mos vector, not afterwards.
3997 Call adjust_insn before cselib_process_insn/add_with_sets,
3998 call cancel_changes (0) afterwards.
3999 (variable_tracking_main_1): Adjust for vt_initialize calling
4000 vt_stack_adjustments and returning whether it succeeded or not.
4002 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
4004 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
4007 2010-03-15 Jakub Jelinek <jakub@redhat.com>
4009 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
4011 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
4012 drap_reg has not been set.
4014 2010-03-15 Michael Matz <matz@suse.de>
4017 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
4018 use it to expand block copies.
4019 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
4020 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
4021 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
4023 2010-03-15 Richard Guenther <rguenther@suse.de>
4025 PR tree-optimization/43367
4026 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
4029 2010-03-15 Richard Guenther <rguenther@suse.de>
4031 PR tree-optimization/43317
4032 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
4034 2010-03-15 Martin Jambor <mjambor@suse.cz>
4036 PR tree-optimization/43141
4037 * tree-sra.c (create_abstract_origin): New function.
4038 (modify_function): Call create_abstract_origin.
4040 2010-03-15 Chris Demetriou <cgd@google.com>
4042 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
4045 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4048 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
4049 call insert_out_of_ssa_copy for default definitions.
4051 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4053 * graphite-clast-to-gimple.c (my_long_long): Defined.
4054 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
4055 * graphite-sese-to-poly.c (my_long_long): Defined.
4056 (scop_ivs_can_be_represented): Use it.
4058 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4060 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
4061 graphite-max-bbs-per-function, and loop-block-tile-size.
4062 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
4064 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
4066 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4068 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
4069 forward declaration.
4070 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
4071 (add_upper_bounds_from_estimated_nit): New.
4072 (build_loop_iteration_domains): Use it.
4074 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4076 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
4078 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4081 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
4082 should be an INTEGER_CST. Also handle CASE_CONVERT.
4084 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4086 * graphite.c (graphite_initialize): To bound the number of bbs per
4087 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
4088 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
4089 * doc/invoke.texi: Document it.
4091 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4093 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
4094 * graphite-sese-to-poly.h (build_poly_scop): Same.
4096 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4098 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
4099 the number of parameters in the scop. Use as an upper bound
4100 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
4101 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
4102 * doc/invoke.texi: Document it.
4104 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
4106 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
4107 * doc/c-tree.texi: Remove.
4108 * doc/generic.texi: Merge c-tree.texi here.
4109 * doc/gccint.texi (Trees): Remove menu entry.
4110 (c-tree.texi): Remove @include.
4111 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
4112 * doc/languages.texi (Reading RTL): Ditto.
4114 2010-03-12 Steve Ellcey <sje@cup.hp.com>
4117 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
4119 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4122 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
4123 code added to work around reload clobbering CONST insns.
4125 2010-03-12 Jakub Jelinek <jakub@redhat.com>
4127 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
4128 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
4129 (cselib_preserve_only_values): Remove retain argument, don't
4130 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
4131 * cselib.h (cselib_preserve_only_values): Remove retain argument.
4132 * var-tracking.c (micro_operation): Move insn field before union.
4133 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
4134 (struct variable_tracking_info_def): Remove n_mos field, change
4135 mos into a vector of micro_operations.
4136 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
4137 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
4138 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
4139 changing into a vector.
4140 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
4141 come before all other uops generated by add_stores.
4142 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
4144 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
4145 a vector. Run just one pass over the bbs instead of separate counting
4146 and computation phase.
4147 (vt_finalize): Free VTI (bb)->mos vector instead of array.
4150 * tree-inline.c (remap_decls): Put old_var rather than origin_var
4151 into *nonlocalized_list vector.
4152 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
4153 even if origin is non-NULL.
4154 (gen_variable_die): Likewise.
4155 (process_scope_var): Don't change origin.
4156 (gen_decl_die): Likewise.
4157 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
4158 before adding new edges instead of after it, fix moving over
4161 2010-03-11 David S. Miller <davem@davemloft.net>
4163 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
4165 * configure: Rebuild.
4167 2010-03-11 Martin Jambor <mjambor@suse.cz>
4169 PR tree-optimization/43257
4170 * tree.c (assign_assembler_name_if_neeeded): New function.
4171 (free_lang_data_in_cgraph): Assembler name assignment moved to the
4173 * tree.h (assign_assembler_name_if_neeeded): Declare.
4174 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
4175 the function if needed.
4177 2010-03-11 Chris Demetriou <cgd@google.com>
4179 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
4180 include/stdint-gcc.h, and include/stdint.h world-readable.
4182 2010-03-11 Richard Guenther <rguenther@suse.de>
4184 PR tree-optimization/43255
4185 * tree-vrp.c (process_assert_insertions_for): Do not insert
4186 asserts for trivial conditions.
4188 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4190 PR tree-optimization/43280
4191 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
4192 generation. Move calculation of size out of the if branch.
4193 (find_bswap): Modify compare number generation.
4195 2010-03-11 Richard Guenther <rguenther@suse.de>
4198 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
4199 (input_gimple_stmt): Fixup handled component types during
4200 operand read. Also fix up decls in ADDR_EXPRs.
4202 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
4204 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
4205 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
4207 2010-03-10 Jan Hubicka <jh@suse.cz>
4210 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
4211 * varasm.c (get_variable_section): Don't do that here...
4212 (make_decl_rtl): ... and here.
4213 (do_assemble_alias): Produce decl RTL.
4214 (assemble_alias): Likewise.
4216 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4219 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
4220 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
4222 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
4223 (based_loc_descr): Only express drap or vdrap regno based expressions
4224 using DW_OP_fbreg when not optimizing.
4225 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
4226 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
4227 REG_CFA_SET_VDRAP note.
4229 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
4231 PR tree-optimization/43236
4232 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
4233 error in calculation of base address in reverse iteration case.
4234 (generate_builtin): Take number of latch executions if the statement
4237 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
4240 * tree-eh.c: Include pointer-set.h.
4241 (lower_eh_dispatch): Filter out duplicate case labels and
4242 remove the unneeded edge when the label is unused. Return
4243 true when some edges are removed.
4244 (execute_lower_eh_dispatch): When any lowering resulted in
4245 removing an edge, also delete unreachable blocks.
4247 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4250 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
4251 UNSPEC_MACHOPIC_OFFSET.
4253 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
4256 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4257 (m68k_delegitimize_address): New function.
4259 2010-03-09 Jakub Jelinek <jakub@redhat.com>
4262 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
4265 * var-tracking.c (adjust_sets): New function.
4266 (count_with_sets, add_with_sets): Use it.
4267 (get_adjusted_src): New inline function.
4268 (add_stores): Use it.
4271 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
4272 call cselib_dummy_expand_value_rtx_cb instead of
4273 cselib_expand_value_rtx_cb.
4276 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
4277 * config/i386/i386.c: Include debug.h and dwarf2out.h.
4278 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
4279 and .cfi_endproc around the pic thunks.
4280 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
4281 all queued unwind info register saves are saved before the call.
4282 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
4283 considered as sp-=4 for unwind info and the pop as sp+=4 which
4284 also clobbers dest, but doesn't actually restore it.
4287 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
4288 RTX_FRAME_RELATED_P.
4290 2010-03-09 Jie Zhang <jie@codesourcery.com>
4292 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
4293 whitespaces in output template.
4295 2010-03-09 Jie Zhang <jie@codesourcery.com>
4297 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
4300 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4302 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
4303 builtins.exp in a separate job.
4305 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4307 * graphite-sese-to-poly.c (add_param_constraints): Use
4308 lower_bound_in_type and upper_bound_in_type.
4310 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4312 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
4313 instead of unsigned_type_node.
4315 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4316 Reza Yazdani <reza.yazdani@amd.com>
4319 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
4320 on pointer type parameters.
4322 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4326 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
4327 handle conversions from pointer to integers.
4328 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
4329 induction variable, to be able to work with code generated by CLooG.
4330 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
4331 (build_poly_scop): Bail out if we cannot codegen a loop.
4333 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4335 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
4336 code generation with gloog_error.
4338 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4340 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
4341 Call fold_convert on all the returned values.
4342 (expand_scalar_variables_expr): Pass to
4343 expand_scalar_variables_ssa_name the type of the resulting expression.
4345 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4347 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
4348 ppl_min_for_le_pointset.
4349 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
4350 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
4352 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4354 * graphite-dependences.c (map_into_dep_poly): Removed.
4355 (dependence_polyhedron_1): Use combine_context_id_scat.
4357 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4359 * graphite-poly.h (struct poly_scattering): Add layout documentation.
4360 (struct poly_bb): Same.
4361 (combine_context_id_scat): New.
4363 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4366 * sese.c (name_defined_in_loop_p): Return false for default
4369 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4371 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
4372 and clean up the logic.
4374 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4376 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
4379 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4381 * var-tracking.c (remove_cselib_value_chains): Define only for
4383 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
4384 delete_slot_part, emit_notes_for_differences_1): Don't call
4385 remove_cselib_value_chains here.
4386 (set_slot_part, emit_notes_for_differences_2): Don't call
4387 add_cselib_value_chains here.
4388 (preserved_values): New vector.
4389 (preserve_value): New function.
4390 (add_uses, add_stores, vt_add_function_parameters): Use it
4391 instead of cselib_preserve_value.
4392 (changed_values_stack): New vector.
4393 (check_changed_vars_0): New function.
4394 (check_changed_vars_1, check_changed_vars_2): Use it.
4395 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
4396 changed_values_stack VALUEs.
4397 (vt_emit_notes): For all preserved_values call
4398 add_cselib_value_chains. If ENABLE_CHECKING call
4399 remove_cselib_value_chains before verifying value_chains is empty.
4400 Initialize and free changed_values_stack.
4401 (vt_initialize): Initialize preserved_values.
4402 (vt_finalize): Free preserved_values.
4404 2010-03-08 Richard Guenther <rguenther@suse.de>
4406 PR tree-optimization/43269
4407 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
4410 2010-03-08 Martin Jambor <mjambor@suse.cz>
4412 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
4413 (ipa_is_param_called): Removed.
4414 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
4415 (ipa_print_node_params): Do not print the called flag.
4416 (ipa_write_node_info): Do not stream the called flag.
4417 (ipa_read_node_info): Likewise.
4419 2010-03-07 Jakub Jelinek <jakub@redhat.com>
4422 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
4423 * cselib.c (struct expand_value_data): Add dummy field.
4424 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
4426 (cselib_dummy_expand_value_rtx_cb): New function.
4427 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
4429 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
4430 * var-tracking.c: Include pointer-set.h.
4431 (variable): Change n_var_parts to char from int. Add
4432 cur_loc_changed and in_changed_variables fields.
4433 (variable_canonicalize): Remove.
4434 (shared_var_p): New inline function.
4435 (unshare_variable): Maintain cur_loc_changed and
4436 in_changed_variables fields. If var was in changed_variables,
4437 replace it there with new_var. Just copy cur_loc instead of
4438 resetting it to something else.
4439 (variable_union): Don't recompute cur_loc. Use shared_var_p.
4440 (dataflow_set_union): Don't call variable_canonicalize.
4441 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
4442 of their DEBUG_EXPR_TREE_DECLs.
4443 (canonicalize_loc_order_check): Verify that cur_loc is NULL
4444 and in_changed_variables and cur_loc_changed is false.
4445 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
4446 and cur_loc_changed. Don't update cur_loc here.
4447 (variable_merge_over_src): Don't call variable_canonicalize.
4448 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
4449 removing loc that is equal to cur_loc, clear cur_loc,
4450 set cur_loc_changed and ensure variable_was_changed is called.
4451 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
4452 compare pointers in cur_loc check, if it is equal to loc,
4453 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
4454 (variable_different_p): Remove compare_current_location argument,
4455 don't compare cur_loc.
4456 (dataflow_set_different_1): Adjust variable_different_p caller.
4457 (variable_was_changed): If dv had some var in changed_variables
4458 already, reset in_changed_variables flag for it and propagate
4459 cur_loc_changed over to the new variable. On empty var
4460 always set cur_loc_changed. Set in_changed_variables on whatever
4461 var is added to changed_variables.
4462 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
4463 Use shared_var_p. When removing loc that is equal to cur_loc,
4464 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
4465 end, don't set it to something else, just call variable_was_changed.
4466 (delete_slot_part): Use shared_var_p. When cur_loc equals to
4467 loc being removed, clear cur_loc and set cur_loc_changed.
4468 Set cur_loc_changed if all locations have been removed.
4469 (struct expand_loc_callback_data): New type.
4470 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
4471 allocated. Always create SUBREGs if simplify_subreg failed.
4472 Prefer to use cur_loc, when that fails and still in
4473 changed_variables (and seen first time) recompute it. Set
4474 cur_loc_changed of variables which had to change cur_loc and
4475 compute elcd->cur_loc_changed if any of the subexpressions used
4476 had to change cur_loc.
4477 (vt_expand_loc): Adjust to pass arguments in
4478 expand_loc_callback_data structure.
4479 (vt_expand_loc_dummy): New function.
4480 (emitted_notes): New variable.
4481 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
4482 that weren't used for any other decl in current
4483 emit_notes_for_changes call call vt_expand_loc_dummy to update
4484 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
4485 first loc_chain location if NULL before. Always use just
4486 cur_loc instead of first loc_chain location. When cur_loc_changed
4487 is false, when not --enable-checking=rtl just don't emit any note.
4488 When rtl checking, compute the note and assert it is the same
4489 as previous note. Clear cur_loc_changed and in_changed_variables
4490 at the end before removing from changed_variables.
4491 (check_changed_vars_3): New function.
4492 (emit_notes_for_changes): Traverse changed_vars to call
4493 check_changed_vars_3 on each changed var.
4494 (emit_notes_for_differences_1): Clear cur_loc_changed and
4495 in_changed_variables. Recompute cur_loc of new_var.
4496 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
4497 (vt_emit_notes): Initialize and destroy emitted_notes.
4499 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
4501 PR rtl-optimization/42220
4502 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
4503 Use verify_reg_tracked to determine if we should use OP_OUT rather
4505 (build_def_use): If we see an in-out operand for a register that we
4506 know nothing about, treat is an output if possible, fail the block if
4509 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4512 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
4515 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4518 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
4519 uses of relevant DEFs that are dead outside the loop too.
4521 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4523 * var-tracking.c (dataflow_set_merge): Swap src and src2.
4525 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4527 * var-tracking.c (values_to_unmark): New variable.
4528 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4529 values_to_unmark vector. Moved body to...
4530 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4531 instead queue it into values_to_unmark vector.
4532 (vt_find_locations): Free values_to_unmark vector.
4534 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
4536 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
4537 (site.exp): Export them when plugins are enabled.
4539 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
4542 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
4544 (chrec_fold_multiply): Same.
4546 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4549 * c-decl.c (build_compound_literal): Return early if init is
4552 2010-03-04 Martin Jambor <mjambor@suse.cz>
4554 PR tree-optimization/43164
4555 PR tree-optimization/43191
4556 * tree-sra.c (type_consists_of_records_p): Reject records with
4557 zero-size bit-fields at the end.
4559 2010-03-04 Mike Stump <mikestump@comcast.net>
4561 * Makefile.in (TAGS): Remove *.y.
4563 2010-03-04 Richard Guenther <rguenther@suse.de>
4565 PR tree-optimization/40761
4566 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
4568 (my_rev_post_order_compute): New function.
4569 (init_pre): Call it.
4571 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
4574 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
4575 decrease the cost of an IV candidate when the cost is infinite.
4577 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4579 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
4580 Use '3DNow!' for the extension of that name, ensure normal space
4582 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4584 2010-03-03 Jeff Law <law@redhat.com>
4586 * PR middle-end/32693
4587 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
4588 than gen_rtx_SUBREG.
4589 (extract_bit_field_1): Likewise.
4591 2010-03-03 Janis Johnson <janis187@us.ibm.com>
4593 * doc/sourcebuild.texi (Test directives): Document that arguments
4594 include-opts and exclude-opts are now optional for dg-skip-if,
4595 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
4597 2010-03-03 Jason Merrill <jason@redhat.com>
4600 * cgraph.h (varpool_node): Add extra_name field.
4601 * varpool.c (varpool_extra_name_alias): New.
4602 (varpool_assemble_decl): Emit extra name aliases.
4603 (varpool_mark_needed_node): Look past an extra name alias.
4604 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
4605 * lto-streamer-in.c (lto_input_tree): Read it.
4606 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4608 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4610 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4611 (sparc*-*-solaris2*): ...this.
4613 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4616 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4617 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4618 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4619 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4622 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4623 fallthrough to default handling, just with want_address 0 instead of 2.
4624 For single element lists, add_AT_loc directly, otherwise create an
4625 artificial variable DIE and stick location list to it.
4628 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
4629 (VAL_EXPR_HAS_REVERSE): Define.
4630 (reverse_op): New function.
4631 (add_stores): For reversible operations add an extra MO_VAL_USE.
4633 2010-03-02 Jason Merrill <jason@redhat.com>
4635 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
4637 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
4639 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4640 (sparc64-*-linux*): Likewise.
4641 (sparc64-*-solaris2*): Include assembler files before linker ones.
4642 (sparc-*-solaris2*): Simplify and reorder to match previous case.
4643 * config/sparc/gas.h: Delete.
4644 * config/sparc/sol2-64.h: Add copyright notice.
4645 * config/sparc/sol2-gas-bi.h: Likewise.
4646 * config/sparc/sol2-gld.h: Likewise.
4647 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
4648 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
4649 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
4650 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
4651 (sparc_elf_asm_named_section): Rename into...
4652 (sparc_solaris_elf_asm_named_section): ...this. Always define.
4654 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
4656 * config/alpha/alpha.c (override_options): Fix -mtune error message.
4658 2010-03-02 Jeff Law <law@redhat.com>
4661 * reload1.c (rtx_p, substitute_stack): Declare.
4662 (substitute): Record addresses of changed rtxs.
4663 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
4664 Restore the original rtx when complete.
4665 (reload): Free subsitute_stack when complete.
4667 2010-03-02 Janis Johnson <janis187@us.ibm.com>
4669 * doc/gccint.texi (menu): Add Testsuites as a chapter.
4670 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4672 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4673 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4674 Torture Tests): Change from subsection to section.
4676 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4677 Steven Bosscher <steven@gcc.gnu.org>
4679 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4682 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4685 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4686 the assignment from the new induction variable to the assignment
4687 of the value from the original loop PHI function.
4689 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4690 Daniel Jacobowitz <dan@codesourcery.com>
4692 * doc/sourcebuild.texi (Test directives): Clarify options to
4695 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4697 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4698 Disable cfi directives unless GCC and gas agree on using read-only
4699 .eh_frame sections for 64-bit.
4700 * configure: Regenerate.
4702 2010-03-01 Richard Guenther <rguenther@suse.de>
4704 PR tree-optimization/43220
4705 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4706 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4708 2010-03-01 Richard Guenther <rguenther@suse.de>
4709 Martin Jambor <mjambor@suse.cz>
4712 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4713 gimplified parameters.
4715 2010-03-01 Christian Bruel <christian.bruel@st.com>
4717 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4719 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4721 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4723 2010-03-01 Richard Guenther <rguenther@suse.de>
4726 * expr.c (expand_assignment): Use the alias-oracle to tell
4727 if the rhs aliases the result decl.
4729 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4732 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4733 to sol_gt_pch_get_address.
4734 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4735 64-bit, SPARC and x86.
4736 (sol_gt_pch_get_address): New function.
4738 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4740 * toplev.h (inform_n, error_n): Declare.
4741 * diagnostic.c (inform_n, error_n): New function.
4743 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4745 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4746 has no rtl yet when processing local_decls, queue it and recheck
4747 if deferred stack allocation hasn't assigned it rtl.
4749 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4751 * config/sh/sh.c (unspec_bbr_uid): New.
4752 (gen_block_redirect): Use it instead of INSN_UID.
4753 (gen_far_branch): Likewise.
4755 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4757 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4758 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4760 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4762 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4763 (Warning Options): -Wno-conversion-null is valid for
4764 Objective-C++ as well.
4765 * doc/tm.texi (Named Address Spaces): Likewise.
4766 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4767 * doc/tree-ssa.texi (Tree SSA): Likewise.
4769 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4772 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4773 by default. Don't set the default arch for
4774 i[34567]86-*-darwin*|x86_64-*-darwin*.
4776 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4779 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4780 default. Set the default 32bit/64bit archs with $with_arch
4781 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4783 2010-02-27 Richard Guenther <rguenther@suse.de>
4785 PR tree-optimization/43186
4786 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4787 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4788 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4789 unroller iterations.
4791 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4793 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4794 required and i[34567]86-*-* targets don't support 64bit ISA.
4796 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4799 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4802 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4804 * config.gcc: Set the default arch at least to Prescott for
4805 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4806 if SSE math is enabled.
4808 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4810 * diagnostic.c (diagnostic_initialize): Update.
4811 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4813 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4814 (diagnostic_inhibit_notes): New.
4815 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4817 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4820 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4821 * doc/standards.texi: Likewise.
4822 * doc/extend.texi: Likewise.
4823 * doc/trouble.texi: Likewise.
4824 * doc/cppopts.texi: Likewise.
4825 * doc/install.texi: Likewise.
4826 * c.opt (std=c90,std=gnu90): New options.
4827 * c-opts.c (c_common_handle_option): Handle them.
4829 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4832 * c-decl.c (undeclared_variable): Use an informative note.
4834 2010-02-26 Richard Guenther <rguenther@suse.de>
4836 PR tree-optimization/43186
4837 * gimple.h (gimple_fold): Remove.
4838 * gimple.c (gimple_fold): Remove. Inline into single user ...
4839 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4840 Try harder for conditions.
4842 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4845 * function.c (used_types_insert): Don't skip through named pointer
4846 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4847 and it is different from the main variant's type.
4849 2010-02-26 Nick Clifton <nickc@redhat.com>
4851 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4853 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4855 * config.gcc: Support --with-fpmath=sse for x86.
4857 * config/i386/ssemath.h: New.
4859 * doc/install.texi (--with-fpmath=sse): Documented.
4861 2010-02-26 Richard Guenther <rguenther@suse.de>
4863 PR tree-optimization/43188
4864 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4865 vector types of over-aligned element type.
4867 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4870 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4871 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4873 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4875 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4877 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4879 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4880 * var-tracking.c: Include diagnostic.h.
4881 (debug_dv): New function.
4882 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4885 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4886 (add_value_chain, add_value_chains, remove_value_chain,
4887 remove_value_chains): Handle DEBUG_EXPRs.
4888 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4891 * regcprop.c (struct queued_debug_insn_change): New type.
4892 (struct value_data_entry): Add debug_insn_changes field.
4893 (struct value_data): Add n_debug_insn_changes field.
4894 (debug_insn_changes_pool): New variable.
4895 (free_debug_insn_changes, apply_debug_insn_changes,
4896 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4897 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4898 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4900 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4902 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4903 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4904 changes, call cprop_find_used_regs via note_stores.
4905 (copyprop_hardreg_forward): When copying vd from predecessor
4906 which has any queued DEBUG_INSN changes, make sure the pointers are
4907 cleared. At the end call df_analyze and then if there are any
4908 DEBUG_INSN changes queued at the end of some basic block for still
4909 live registers, apply them.
4910 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
4912 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
4914 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
4917 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
4919 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
4920 targets. Set the default with_cpu/with_arch from arch/cpu.
4921 Allow x86-64 and native for with_cpu/with_arch.
4923 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
4925 * ebitmap.c: Change calls to verify_popcount with calls to
4926 sbitmap_verify_popcount.
4927 (ebitmap_clear_bit): Fixed map->cacheindex test and
4928 map>cache update when bit clearing results in an empty
4931 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4934 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
4935 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
4936 and support both V2DF and V2DI modes.
4937 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
4938 support both V2DF and V2DI modes.
4939 (general): Delete trailing whitespace from a few patterns.
4941 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4942 V2DF/V2DI interleave high/low builtins.
4944 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
4947 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
4948 interleave high/low functions.
4950 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
4952 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
4953 #pragma extern_prefix.
4955 2010-02-25 Jakub Jelinek <jakub@redhat.com>
4958 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
4959 BLKmode, assert op0 is a MEM and just adjust its mode.
4962 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
4963 if bitpos isn't multiple of mode's bitsize.
4965 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4967 * c.opt (-ftemplate-depth=): New.
4968 (-ftemplate-depth-): Deprecate.
4969 * optc-gen.awk: Handle -ftemplate-depth=.
4970 * opth-gen.awk: Likewise.
4971 * c-opts.c (c_common_handle_option): Likewise.
4972 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
4974 2010-02-24 Jason Merrill <jason@redhat.com>
4976 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
4978 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4980 * cfg.c (alloc_aux_for_block): Remove inline.
4981 (alloc_aux_for_edge): Likewise.
4983 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4985 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
4987 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4989 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
4990 * config/i386/sol2-gas.h: New file.
4991 * config.gcc (i[34567]86-*-solaris2*): Use it.
4993 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4996 * c-typeck.c (ep_convert_and_check): New.
4997 (build_conditional_expr): Use it.
4998 (build_binary_op): Likewise.
5000 2010-02-24 Jakub Jelinek <jakub@redhat.com>
5002 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
5005 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
5006 bounds even for -O+.
5007 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
5008 expr needs to have DECL_NAME set.
5010 2010-02-24 Nick Clifton <nickc@redhat.com>
5012 * config/mep/mep.c: Include gimple.h.
5013 (mep_function_uses_sp): Delete unused function.
5014 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
5015 parameters. Use unsigned integers to count args. Return a
5016 NULL_RTX instead of an error_mark_node. Toidy up formatting.
5018 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5021 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
5022 greater or equal to nelt instead of 2 * nelt.
5023 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
5026 2010-02-23 Jason Merrill <jason@redhat.com>
5029 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
5030 in cfun->local_decls even if they have register types.
5033 * stor-layout.c (place_field): Don't warn about unnecessary
5034 DECL_PACKED if the type is packed.
5036 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5039 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
5040 GOTOFF relocs, even when the base reg isn't pic pointer.
5042 2010-02-23 Michael Matz <matz@suse.de>
5045 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
5046 (expand_gimple_basic_block): Generate and use debug temps if there
5047 are debug uses left after the last real use of TERed ssa names.
5048 Unlink debug immediate uses when they are expanded.
5050 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
5053 * config/i386/i386.c (override_options): Reorganise to provide
5054 better error messages.
5056 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5059 * graphite-scop-detection.c (create_single_exit_edge): Move
5060 the call to find_single_exit_edge to....
5061 (create_sese_edges): ...here. Don't handle multiple edges
5062 exiting the function.
5063 (build_graphite_scops): Don't handle multiple edges
5064 exiting the function.
5066 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5069 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
5070 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
5072 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5075 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
5077 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
5080 * c-typeck.c (convert_arguments): Print declaration location.
5081 * c-common.c (validate_nargs): Rename as
5082 builtin_function_validate_nargs.
5083 (check_builtin_function_arguments): Update.
5085 2010-02-22 Richard Guenther <rguenther@suse.de>
5088 * tree-inline.c (declare_return_variable): Use the type of
5089 the call stmt lhs if available.
5091 2010-02-22 Duncan Sands <baldrick@free.fr>
5093 * passes.c (register_pass): Always consider all pass lists when
5094 ref_pass_instance_number is zero.
5096 2010-02-22 Richard Guenther <rguenther@suse.de>
5098 PR tree-optimization/42749
5099 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
5100 parameter. Do arithmetic in the original type.
5101 (update_accumulator_with_ops): Likewise.
5102 (adjust_accumulator_values): Adjust.
5104 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5106 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
5107 (QI to BLKmode splitter): New splitter.
5109 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
5111 * config/i386/i386.c (initial_ix86_tune_features): Turn on
5112 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
5114 2010-02-22 Richard Guenther <rguenther@suse.de>
5116 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
5118 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
5120 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
5121 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
5122 ($(T)crti.o, $(T)crtn.o): Remove rules.
5124 2010-02-21 Tobias Burnus <burnus@net-b.de>
5127 * doc/invoke.texi (-fassociative-math): Document that this
5128 option is automatically enabled for Fortran.
5130 2010-02-20 David S. Miller <davem@davemloft.net>
5132 * configure.ac: Test if linker and assembler properly support
5133 GOTDATA_OP relocations.
5134 * configure: Rebuild.
5135 * config.in: Likewise.
5136 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
5137 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
5138 (movsi_high_pic): Likewise.
5139 (movdi_lo_sum_pic): Likewise.
5140 (movdi_high_pic): Likewise.
5141 (movsi_pic_gotdata_op): New pattern.
5142 (movdi_pic_gotdata_op): Likewise.
5143 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
5144 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
5146 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
5149 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
5150 attribute to ssemul.
5151 (xop_mulv2div2di3_high): Ditto.
5153 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5156 * c.opt (Wconversion-null): New option.
5157 * doc/invoke.texi (Wconversion-null): Document.
5159 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5161 * common.opt (Wlarger-than-): Add Undocumented.
5163 2010-02-19 Mike Stump <mikestump@comcast.net>
5165 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
5167 2010-02-19 Jason Merrill <jason@redhat.com>
5170 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
5171 * configure: Likewise.
5173 2010-02-20 Alan Modra <amodra@gmail.com>
5176 * cgraph.h (cgraph_make_decl_local): Declare.
5177 * cgraph.c (cgraph_make_decl_local): New function.
5178 (cgraph_make_node_local): Use it.
5179 * cgraphunit.c (cgraph_function_versioning): Likewise.
5180 * ipa.c (function_and_variable_visibility): Likewise.
5182 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5185 * except.c (sjlj_emit_function_enter): Don't call
5186 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
5188 * rtl.h (add_reg_br_prob_note): Remove prototype.
5190 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5193 * c-common.c (conversion_warning): Remove widening conversions
5194 before checking the conversion of integers to reals.
5196 2010-02-19 Mike Stump <mikestump@comcast.net>
5199 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
5202 * cgraphunit.c (process_function_and_variable_attributes): Check
5203 DECL_PRESERVE_P instead of looking up attribute "used".
5204 * ipa-pure-const.c (check_decl): Likewise.
5205 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
5206 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
5207 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
5208 instead of attribute "used".
5209 * config/sol2-c.c (solaris_pragma_init): Likewise.
5210 (solaris_pragma_fini): Likewise.
5212 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5214 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
5215 Use XCNEW instead of xcalloc.
5216 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
5217 XNEW instead of xmalloc.
5218 (get_fields): Use XNEWVEC instead of xmalloc.
5221 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
5222 populate vars array.
5223 (create_new_general_access): For debug stmts just reset value.
5224 (get_stmt_accesses): For accesses within debug stmts just record them
5225 using add_access_to_acc_sites instead of preventing the peeling or
5226 counting them as accesses.
5229 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
5231 2010-02-19 Richard Guenther <rguenther@suse.de>
5233 PR tree-optimization/42916
5234 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
5237 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
5239 * configure.ac: Replace all uses of changequote in macro arguments
5240 with proper quoting.
5242 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5245 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
5247 2010-02-19 Richard Guenther <rguenther@suse.de>
5249 PR tree-optimization/42944
5250 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
5251 test for aliasing with errno.
5253 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5256 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
5257 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
5258 * dojump.c: Include output.h.
5259 (inv): New inline function.
5260 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
5261 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
5262 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
5263 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
5264 argument, pass it down to other calls.
5265 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
5266 add REG_BR_PROB note to the conditional jump.
5267 * cfgexpand.c (add_reg_br_prob_note): Removed.
5268 (expand_gimple_cond): Don't call it, add the probability
5269 as last argument to jumpif_1/jumpifnot_1.
5270 * Makefile.in (dojump.o): Depend on output.h.
5271 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
5273 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
5274 * stmt.c (do_jump_if_equal): Likewise.
5275 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
5276 * loop-unswitch.c (compare_and_jump_seq): Likewise.
5277 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
5279 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
5280 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
5281 jumpifnot_1 callers.
5282 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
5284 (store_expr): Adjust jumpifnot caller.
5285 (store_constructor): Adjust jumpif caller.
5288 * gimplify.c (gimple_boolify): For __builtin_expect call
5289 gimple_boolify also on its first argument.
5291 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
5293 * configure.ac (gnu-unique-object): Wrap regexps using [] in
5295 (__stack_chk_fail): Ditto. Remove quadrigraphs.
5296 * configure: Regenerated.
5298 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5300 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
5301 lang_hooks.types_compatible_p instead of comptypes.
5303 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
5305 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
5306 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
5307 if __prefer_thumb__ is defined.
5309 2010-02-18 Martin Jambor <mjambor@suse.cz>
5311 PR tree-optimization/43066
5312 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
5313 array with zero-sized element type.
5315 2010-02-18 Jakub Jelinek <jakub@redhat.com>
5317 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
5318 rtx, allocate struct var_loc_node here and return it to the
5319 caller, and only if it is actually needed.
5320 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
5321 move it earlier and return immediately if it returns NULL.
5323 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
5325 * config/sparc/gas.h: New file. Restore
5326 TARGET_ASM_NAMED_SECTION to its ELF default.
5327 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
5329 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5330 Likewise. Add ATTRIBUTE_UNUSED to prototype.
5331 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
5332 after sparc/sysv4.h.
5334 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
5336 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
5338 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
5340 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
5341 patterns from predicated pattern.
5343 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
5346 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
5347 for insn mnemonic suffix.
5349 2010-02-17 Richard Guenther <rguenther@suse.de>
5351 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
5354 2010-02-17 Jakub Jelinek <jakub@redhat.com>
5357 * caller-save.c (save_call_clobbered_regs): If BB ends with
5358 a DEBUG_INSN, move any notes in between last real insn and the last
5359 DEBUG_INSN after the last DEBUG_INSN.
5361 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
5363 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
5364 Fix return type. Fix argument type. Explain meaning of return value.
5366 2010-02-16 Richard Guenther <rguenther@suse.de>
5368 PR tree-optimization/41043
5369 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
5370 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
5372 (vrp_visit_phi_node): ... but only for loop PHI nodes.
5374 2010-02-16 Ira Rosen <irar@il.ibm.com>
5376 PR tree-optimization/43074
5377 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
5378 * tree-vect-loop.c (vect_analyze_loop_operations): Add
5379 vectorizable cycles in hybrid SLP check.
5380 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
5382 2010-02-16 Richard Guenther <rguenther@suse.de>
5384 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
5385 (true_dependence): If memrefs_conflict_p computes must-alias
5386 trust it. Move TBAA check after offset-based disambiguation.
5387 (canon_true_dependence): Likewise.
5389 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
5391 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
5392 * doc/invoke.texi: Document it.
5393 * var-tracking.c: Include toplev.h and params.h.
5394 (vt_find_locations): Return bool indicating success. Compute
5395 hash sizes unconditionally. Check new parameter, report.
5396 (variable_tracking_main_1): Check vt_find_locations results and
5397 retry. Renamed from...
5398 (variable_tracking_main): ... this. New wrapper to preserve
5399 flag_var_tracking_assignments.
5400 * Makefile.in (var-tracking.o): Adjust dependencies.
5402 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
5403 Jakub Jelinek <jakub@redhat.com>
5406 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
5407 if weak_import attribute is present.
5408 * config/darwin.c (machopic_select_section): Likewise.
5410 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
5412 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
5413 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
5414 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
5415 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
5417 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
5419 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5422 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
5423 Rewrite text to refer to the names.
5425 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
5427 * config/i386/i386-builtin-types.def
5428 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
5429 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
5430 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
5431 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
5432 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
5433 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
5434 IX86_BUILTIN_VPERMIL2PS256.
5435 (MULTI_ARG_4_DF2_DI_I): Defined.
5436 (MULTI_ARG_4_DF2_DI_I1): Defined.
5437 (MULTI_ARG_4_SF2_SI_I): Defined.
5438 (MULTI_ARG_4_SF2_SI_I1): Defined.
5439 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
5440 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
5441 __builtin_ia32_vpermil2ps256.
5442 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5443 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5444 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
5445 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5446 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5447 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
5448 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
5449 CODE_FOR_xop_vpermil2v8sf3.
5450 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
5451 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
5452 * config/i386/xopintrin.h (_mm_permute2_pd): New.
5453 (_mm256_permute2_pd): New.
5454 (_mm_permute2_ps): New.
5455 (_mm256_permute2_ps): New.
5457 2010-02-15 Nick Clifton <nickc@redhat.com>
5459 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
5460 boolean parameters. Use emit_jump_insn when emitting a pop
5461 instruction containing a return insn.
5462 (push): Use 'true' rather than '1' as second parameter to F.
5463 (h8300_expand_prologue): Likewise.
5464 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
5465 (h8300_expand_epilogue): Likewise.
5467 2010-02-15 Richard Guenther <rguenther@suse.de>
5470 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
5473 2010-02-15 Nick Clifton <nickc@redhat.com>
5475 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
5478 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
5480 * intl.c (fake_ngettext): New function.
5481 * intl.h (fake_ngettext): Declare.
5482 (ngettext): Define macro.
5483 * collect2.c (notice_translated): New function.
5484 (main): Use notice_translated and ngettext.
5485 * collect2.h (notice_translated): Declare.
5487 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
5489 * reorg.c (delete_computation): Comment fixes.
5490 * caller-save.c (setup_save_areas): Idem.
5491 * sel-sched-dump.c (dump_lv_set): Idem.
5494 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5496 * config/s390/s390.c (s390_sched_init): New function.
5497 (TARGET_SCHED_INIT): Target hook defined.
5499 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
5500 Jack Howarth <howarth@bromo.med.uc.edu>
5501 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5504 Partial revert of unintended change in fix for PR41605.
5505 * config/darwin.h: Fix typo.
5506 * config/darwin9.h: Same.
5508 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5510 * c-pch.c (pch_init): Clear v.
5512 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5515 * graphite-scop-detection.c (graphite_can_represent_scev): Call
5516 graphite_can_represent_init for MULT_EXPR.
5518 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5522 * graphite-sese-to-poly.c (remove_phi): New.
5523 (translate_scalar_reduction_to_array): Call remove_phi.
5525 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5528 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
5529 * graphite-clast-to-gimple.h (gloog): Update declaration.
5530 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
5531 * graphite-poly.h (struct poly_bb): Add missing comments.
5532 (struct scop): Add poly_scop_p field.
5534 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
5535 * graphite.c (graphite_transform_loops): Build the polyhedral
5536 representation for each scop before code generation.
5537 * sese.c (rename_variables_in_operand): Removed.
5538 (rename_variables_in_expr): Return the renamed expression.
5539 (rename_sese_parameters): New.
5540 * sese.h (rename_sese_parameters): Declared.
5542 2010-02-11 Richard Guenther <rguenther@suse.de>
5544 PR tree-optimization/42998
5545 * tree-ssa-pre.c (create_expression_by_pieces): Treat
5546 POINTER_PLUS_EXPR properly.
5548 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5549 Changpeng Fang <changpeng.fang@amd.com>
5552 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
5553 the cost of an IV candidate when the IV is used in a test against zero.
5555 * gcc.dg/tree-ssa/ivopts-3.c: New.
5557 2010-02-11 Richard Guenther <rguenther@suse.de>
5560 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
5561 pointer-vs-decl case by swapping refs. Handle some cases
5562 of pointer-vs-decl disambiguations more conservatively.
5563 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
5564 to false after expanding.
5566 2010-02-11 Richard Guenther <rguenther@suse.de>
5569 * gcc.c (process_command): Handle LTO file@offset case more
5572 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5574 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
5575 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
5577 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
5579 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
5580 if MEM's mode size isn't DWARF2_ADDR_SIZE.
5581 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
5582 Optimize eq/ne comparisons when both arguments are known to be
5584 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
5585 Don't mask operands unnecessarily if they are known to be already
5588 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
5590 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
5593 2010-02-10 Richard Guenther <rguenther@suse.de>
5595 PR tree-optimization/43017
5596 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
5597 for wrapping signed arithmetic.
5599 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5602 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
5603 if no debug info should be emitted for it.
5605 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5607 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5608 note when flag_exceptions is set.
5610 2010-02-10 Duncan Sands <baldrick@free.fr>
5612 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5614 2010-02-10 Richard Guenther <rguenther@suse.de>
5617 * tree.c (get_unwidened): Handle constants.
5618 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5620 2010-02-10 Martin Jambor <mjambor@suse.cz>
5623 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
5624 check for variable argument counts independently.
5626 2010-02-10 Christian Bruel <christian.bruel@st.com>
5629 * config/sh/sh.c (find_barrier): Increase length for non delayed
5630 conditional branches.
5632 2010-02-10 Christian Bruel <christian.bruel@st.com>
5634 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
5636 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5638 * builtins.c (set_builtin_user_assembler_name): Also handle
5639 ffs if int is smaller than word.
5641 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
5644 * ira-conflicts.c (get_dup): Remove.
5645 (process_reg_shuffles): Add new parameter. Use it as an
5646 additional guard for copy generation.
5647 (add_insn_allocno_copies): Rewrite.
5649 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
5651 * common.opt (fsched2-use-traces): Preserved for backward
5653 * doc/invoke.texi: Remove the documentation about option
5654 -fsched2-use-traces.
5655 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
5656 flag_sched2_use_traces.
5657 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
5658 the backward compatibility flag section.
5660 2010-02-09 Richard Guenther <rguenther@suse.de>
5662 PR tree-optimization/43008
5663 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
5664 make HEAP variables initialized from global memory if they
5665 are not known builtin functions.
5666 (find_func_aliases): Adjust.
5668 2010-02-09 Richard Guenther <rguenther@suse.de>
5670 PR tree-optimization/43000
5671 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5672 arithmetic manually.
5674 2010-02-08 Jakub Jelinek <jakub@redhat.com>
5676 PR tree-optimization/42931
5677 * tree-loop-linear.c (try_interchange_loops): Don't call
5678 double_int_mul if estimated_loop_iterations failed.
5680 2010-02-08 Martin Jambor <mjambor@suse.cz>
5683 * tree-sra.c (build_accesses_from_assign): Do not mark in
5684 should_scalarize_away_bitmap if stmt has volatile ops.
5685 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5688 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5690 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5692 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5694 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5697 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5700 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5702 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5705 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5706 to unknown_dependence.
5707 (graphite_legal_transform_dr): Handle the unknown_dependence.
5708 (graphite_carried_dependence_level_k): Same.
5710 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5712 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5714 2010-02-07 Richard Guenther <rguenther@suse.de>
5717 * expr.c (get_inner_reference): Always initialize *pbitsize.
5719 2010-02-07 Richard Guenther <rguenther@suse.de>
5722 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5723 new ARRAY_REFs on variable size element or minimal index arrays.
5725 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5726 gimple_fold_indirect_ref.
5728 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5731 * arm.c (arm_override_options): Just return if the user has specified
5732 an invalid fpu name.
5734 2010-02-03 Jason Merrill <jason@redhat.com>
5737 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5738 i386_pe_maybe_record_exported_symbol.
5740 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5743 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5744 (pa_delegitimize_address): New function.
5746 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5748 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5749 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5751 2010-02-05 Richard Guenther <rguenther@suse.de>
5754 * lto-streamer-in.c (get_resolution): Deal with references
5755 to undefined functions.
5757 2010-02-05 Richard Guenther <rguenther@suse.de>
5759 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5760 (fold_const_aggregate_ref): Likewise.
5761 (ccp_fold_stmt): Substitute loads.
5762 (maybe_fold_reference): Verify types before substituting.
5764 (fold_gimple_assign): Unshare properly.
5765 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5767 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5769 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5770 for rs6000_gen_cell_microcode.
5772 2010-02-04 Richard Guenther <rguenther@suse.de>
5774 PR rtl-optimization/42952
5775 * dse.c (const_or_frame_p): Remove MEM handling.
5777 2010-02-04 Nick Clifton <nickc@redhat.com>
5779 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5780 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5781 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5782 (mn10300_asm_output_mi_thunk): New function.
5783 (mn10300_can_output_mu_thunk): New function.
5784 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5785 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5786 (FUNCTION_ARG): Delete incorrect comment.
5788 2010-02-03 Jason Merrill <jason@redhat.com>
5791 * fold-const.c (operand_equal_p): Handle erroneous types.
5793 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5795 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5797 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5799 PR rtl-optimization/42941
5800 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5803 2010-02-03 Jason Merrill <jason@redhat.com>
5806 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5808 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5811 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5812 (cselib_reset_table): Renamed from...
5813 (cselib_reset_table_with_next_value): ... this.
5814 (cselib_get_next_uid): Renamed from...
5815 (cselib_get_next_unknown_value): ... this.
5816 * cselib.c (next_uid): Renamed from...
5817 (next_unknown_value): ... this.
5818 (cselib_clear_table): Adjust.
5819 (cselib_reset_table): Adjust. Renamed from...
5820 (cselib_reset_table_with_next_value): ... this.
5821 (cselib_get_next_uid): Adjust. Renamed from...
5822 (cselib_get_next_unknown_value): ... this.
5823 (get_value_hash): Use hash.
5824 (cselib_hash_rtx): Likewise.
5825 (new_cselib_val): Adjust. Set and dump uid.
5826 (cselib_lookup_mem): Pass next_uid as hash.
5827 (cselib_subst_to_values): Likewise.
5828 (cselib_log_lookup): Dump uid.
5829 (cselib_lookup): Pass next_uid as hash. Adjust.
5830 (cselib_process_insn): Adjust.
5831 (cselib_init): Initialize next_uid.
5832 (cselib_finish): Adjust.
5833 (dump_cselib_table): Likewise.
5834 * dse.c (canon_address): Dump value uid.
5835 * print-rtl.c (print_rtx): Print value uid.
5836 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5838 (dv_uid): New function, sort of renamed from...
5839 (dv_htab_hash): ... this, reimplemented in terms of it and...
5840 (dv_uid2hash): ... this. New.
5841 (variable_htab_eq): Drop excess assertions.
5842 (tie_break_pointers): Removed.
5843 (canon_value_cmp): Compare uids.
5844 (variable_post_merge_New_vals): Print uids.
5845 (vt_add_function_parameters): Adjust.
5846 (vt_initialize): Reset table. Adjust.
5848 2010-02-03 Richard Guenther <rguenther@suse.de>
5850 PR tree-optimization/42944
5851 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5852 (call_may_clobber_ref_p_1): Likewise. Properly handle
5853 malloc and calloc clobbering errno.
5855 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5857 * doc/invoke.texi: Fix name of sched1 dump.
5859 * opts.c (decode_options): Set flag_tree_switch_conversion
5860 only conditionally on optimize >= 2.
5862 * gcse.c: Assorted comment fixes in pass description.
5864 2010-02-03 Anthony Green <green@moxielogic.com>
5866 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5867 nop padding in order to maintain alignment of storage location of
5868 target function address.
5869 (moxie_trampoline_init): Store target function address at newly
5871 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5873 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5875 2010-02-03 Richard Guenther <rguenther@suse.de>
5878 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5880 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5882 * config.gcc: Reenable check for obsolete targets.
5883 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5884 mips-sgi-irix6.[0-4]*.
5886 2010-02-02 Nick Clifton <nickc@redhat.com>
5888 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5889 constant size of 4 as being the same as 0.
5890 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5891 can take values in the range 0..4.
5893 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5896 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5897 as _darwin10_Unwind_FindEnclosingFunction().
5898 * libgcc-libsystem.ver: New.
5900 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5903 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5904 implicitly set registers.
5906 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
5908 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
5909 (arm_override_options): Allow automatic selection of the thread
5910 pointer register if thumb2.
5911 (legitimize_pic_address): Improve code sequences for Thumb2.
5912 (arm_call_tls_get_addr): Likewise.
5913 (legitimize_tls_address): Likewise.
5914 * arm.md (pic_load_addr_arm): Delete. Replace with ...
5915 (pic_load_addr_32bit): ... this. New named pattern.
5916 * thumb2.md (pic_load_addr_thumb2): Delete.
5917 (pic_load_dot_plus_four): Delete.
5918 (tls_load_dot_plus_four): New named pattern.
5920 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5923 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
5924 Document fix for TLS bug.
5926 2010-01-31 Richard Guenther <rguenther@suse.de>
5928 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
5929 conservatively correct.
5931 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5935 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5937 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5939 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5941 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
5943 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
5945 * config.gcc: Adjust order of makefile fragments for mingw targets.
5947 2010-01-31 Richard Guenther <rguenther@suse.de>
5950 * gimplify.c (gimplify_init_constructor): For volatile LHS
5951 initialize a temporary.
5953 2010-01-31 Matthias Klose <doko@ubuntu.com>
5955 * configure.ac: Fix __stack_chk_fail check for cross builds configured
5957 * configure: Regenerate.
5959 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
5961 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5962 the same alias set and their sizes different constantness.
5963 (aliasing_component_refs_p): Revert 2009-10-24 change.
5965 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5967 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
5970 2010-01-29 Richard Guenther <rguenther@suse.de>
5972 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
5973 Assert we successfully updated the call.
5975 2010-01-29 Jakub Jelinek <jakub@redhat.com>
5977 PR rtl-optimization/42889
5978 * df.h (df_set_bb_dirty_nonlr): New prototype.
5979 * df-core.c (df_set_bb_dirty_nonlr): New function.
5980 * df-scan.c (df_insn_rescan): Call it instead of
5981 df_set_bb_dirty for DEBUG_INSNs.
5983 2010-01-29 Richard Guenther <rguenther@suse.de>
5986 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
5987 quadratic behavior in most cases.
5989 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
5992 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
5993 in the call to gen_x86_movsicc_0_m1.
5995 2010-01-28 Richard Guenther <rguenther@suse.de>
5997 PR tree-optimization/42871
5998 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
6000 2010-01-28 Richard Guenther <rguenther@suse.de>
6002 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
6003 into call arguments.
6005 2010-01-28 Richard Guenther <rguenther@suse.de>
6008 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
6009 the forwarder if the destination is an EH landing pad.
6011 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
6013 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
6014 block list passed to gimple_duplicate_sese_tail.
6015 (parallelize_loops): Avoid parallelization when the function
6017 Avoid parallelization when the preheader is IRREDUCIBLE.
6018 Try to optimize when estimated_loop_iterations_int is unresolved.
6019 Add the loop's location to the dump file.
6020 * tree-cfg.c (add_phi_args_after_redirect): Remove.
6021 (gimple_duplicate_sese_tail): Remove the check for the latch.
6022 Redirect nexits to the exit block.
6023 Remove handling of the incoming edges to the latch.
6024 Redirect the backedge from the copied latch to the exit bb.
6026 2010-01-28 Michael Matz <matz@suse.de>
6029 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
6030 Wrap force_reg into a sequence, emit it before user.
6032 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
6034 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
6036 (arm_legacy_rev): Likewise.
6037 (thumb_legacy_rev): Likewise.
6039 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6041 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
6042 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
6043 on MEM's address failed, try avoid_constant_pool_reference and
6044 recurse if it returned something different.
6045 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
6046 address, try avoid_constant_pool_reference and recurse if it
6047 returned something different.
6048 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
6049 address and avoid_constant_pool_reference returned something
6050 different, don't set have_address.
6052 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
6055 * var-tracking.c (val_store): Add modified argument, obey it.
6057 (count_uses): Move down logging of main.
6058 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
6059 don't need resolution.
6060 (emit_notes_in_bb): Likewise.
6062 2010-01-27 Richard Guenther <rguenther@suse.de>
6065 * tree-inline.c (remap_decl): Delay remapping of SSA name
6066 default definitions until we need them.
6068 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6070 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6071 (rs6000_delegitimize_address): New function.
6073 * config/s390/s390.c (s390_delegitimize_address): Call
6074 delegitimize_mem_from_attrs.
6077 * tree-inline.c (cannot_copy_type_1): Removed.
6078 (copy_forbidden): Don't forbid copying of functions containing
6079 records/unions with variable length fields.
6081 2010-01-27 Christian Bruel <christian.bruel@st.com>
6085 * config/sh/sh.c (find_barrier): Increase length for non delayed
6086 conditional branches.
6088 2010-01-27 Matthias Klose <doko@ubuntu.com>
6090 * configure.ac (gnu-unique-object): Fix ldd version check.
6091 * configure: Regenerate.
6093 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6095 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
6097 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
6098 Test for HAVE_GNU_AS value.
6100 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6102 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
6103 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
6104 INT64_TYPE): Define.
6105 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
6106 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6107 INT_LEAST64_TYPE): Define.
6108 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
6109 UINT_LEAST64_TYPE): Define.
6110 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
6111 INT_FAST64_TYPE): Define.
6112 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6113 UINT_FAST64_TYPE): Define.
6114 (INTMAX_TYPE, UINTMAX_TYPE): Define.
6115 (INTPTR_TYPE, UINTPTR_TYPE): Define.
6116 (SIG_ATOMIC_TYPE): Define.
6118 2010-01-26 Richard Guenther <rguenther@suse.de>
6120 * df-scan.c (df_scan_set_bb_info): Remove assert.
6121 (df_insn_rescan_debug_internal): Merge asserts.
6122 (df_install_ref): Likewise.
6123 (df_mark_reg): Use bitmap_set_range.
6124 (df_hard_reg_used_p): Remove assert.
6125 (df_hard_reg_used_count): Likewise.
6127 2010-01-26 Richard Guenther <rguenther@suse.de>
6129 PR rtl-optimization/42685
6130 * web.c (web_main): Ignore DEBUG_INSNs.
6132 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
6134 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
6136 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
6137 Fix types of fndecl and arglist parameters.
6139 2010-01-26 Richard Guenther <rguenther@suse.de>
6142 * tree-eh.c (unsplit_eh): Skip debug insns.
6144 2010-01-26 Richard Guenther <rguenther@suse.de>
6146 PR tree-optimization/42250
6147 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
6149 2010-01-26 Jakub Jelinek <jakub@redhat.com>
6152 * omp-low.c (expand_omp_sections): Only use single_pred if
6153 l2_bb is single_pred_p.
6155 2010-01-25 Christian Bruel <christian.bruel@st.com>
6158 * config/sh/sh.c (find_barrier): Increase length for non delayed
6159 conditional branches.
6160 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
6162 2010-01-24 David S. Miller <davem@davemloft.net>
6164 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
6165 define if not using GAS.
6166 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6167 Likewise. Delete SECTION_MERGE code, which is only applicable
6170 2010-01-24 Mark Mitchell <mark@codesourcery.com>
6173 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
6174 mangling of va_list in system headers.
6176 2010-01-23 Toon Moene <toon@moene.org>
6178 * tree-predcom.c (combine_chains): Return NULL, not false.
6180 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
6182 * tree-loop-distribution.c (distribute_loop): Fix declaration and
6183 initialization of variable res to agree with return type.
6185 2010-01-22 Steve Ellcey <sje@cup.hp.com>
6187 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
6188 * tree-sra.c: Add include of expr.h.
6190 2010-01-22 Jakub Jelinek <jakub@redhat.com>
6192 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
6193 insert the debug stmt on the single non-EH edge from the stmt.
6195 2010-01-22 Richard Henderson <rth@redhat.com>
6198 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
6199 the RHS until after generate_subtree_copies has insertted its
6200 code before the current statement.
6202 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
6204 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
6206 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
6208 2010-01-21 Martin Jambor <mjambor@suse.cz>
6210 PR tree-optimization/42585
6211 * tree-sra.c (struct access): New field grp_total_scalarization.
6212 (dump_access): Dump the new field.
6213 (should_scalarize_away_bitmap): New variable.
6214 (cannot_scalarize_away_bitmap): Likewise.
6215 (sra_initialize): Allocate new bitmaps.
6216 (sra_deinitialize): Free new bitmaps.
6217 (create_access_1): New function.
6218 (create_access): Parts moved to create_access_1.
6219 (type_consists_of_records_p): New function.
6220 (completely_scalarize_record): Likewise.
6221 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
6222 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
6223 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
6225 (analyze_all_variable_accesses): Completely scalarize small eligible
6228 2010-01-21 Martin Jambor <mjambor@suse.cz>
6230 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
6232 2010-01-21 Andrew Haley <aph@redhat.com>
6234 * gcc.c (process_command): Move lang_specific_driver before
6235 setting cc_libexec_prefix.
6237 2010-01-21 Richard Guenther <rguenther@suse.de>
6240 * fold-const.c (negate_expr_p): Pretend only negative
6241 real constants are easily negatable.
6243 2010-01-20 Janis Johnson <janis187@us.ibm.com>
6244 Jason Merrill <jason@redhat.com>
6246 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
6247 (TYPE_TRANSPARENT_AGGR): this, for union and record.
6248 * calls.c (initialize argument_information): Handle it.
6249 * c-common.c (handle_transparent_union_attribute): Use new name.
6250 * c-decl.c (finish_struct): Ditto.
6251 * c-typeck.c (type_lists_compatible_p): Ditto.
6252 (convert_for_assignment): Use new name and also handle record.
6253 * function.c (aggregate_value_p): Handle it.
6254 (pass_by_reference): Ditto.
6255 (assign_parm_data_types): Ditto.
6256 * print-tree.c (print_node): Ditto.
6257 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
6258 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
6259 * tree.c (first_field): New fn.
6261 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6264 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
6265 even when linking statically, for now.
6267 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6270 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
6271 without a cselib val.
6272 (count_uses): Accept MO_VAL_SET with no val on stores.
6273 (add_stores): Likewise.
6275 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6277 * var-tracking.c (check_value_val): Add a compile time assertion.
6278 (dv_is_decl_p): Simplify.
6279 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
6280 gcc_assert if ENABLE_CHECKING.
6282 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6285 * var-tracking.c: Include tree-flow.h.
6286 (mem_dies_at_call): New.
6287 (dataflow_set_preserve_mem_locs): Use it.
6288 (dataflow_set_remove_mem_locs): Likewise.
6289 (dump_var): Renamed from dump_variable. Adjust all callers.
6290 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
6291 * Makefile.in (var-tracking.o): Adjust deps.
6293 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
6295 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
6297 2010-01-20 Richard Guenther <rguenther@suse.de>
6299 PR tree-optimization/42717
6300 * tree-ssa-dce.c (get_live_post_dom): Remove.
6301 (forward_edge_to_pdom): Take an arbitrary edge to copy
6302 degenerate PHI args from.
6303 (remove_dead_stmt): Use the first post-dominator even if it
6304 does not contain live statements as redirection destination.
6306 2010-01-20 Richard Guenther <rguenther@suse.de>
6308 * tree-inline.c (estimate_num_insns): Handle EH builtins.
6310 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6312 * sel-sched.c (create_speculation_check): Remove set but not used
6314 (try_transformation_cache): Remove set but not used variable ds.
6315 (calculate_privileged_insns): Remove set but not used variables
6316 cur_insn and min_spec_insn.
6317 (find_best_expr): Remove set but not used variable avail_n.
6318 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
6320 * cgraphunit.c (assemble_thunk): Remove set but not used variable
6322 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
6323 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
6326 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
6329 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
6330 cpu types. Add support for *-sse3 cpu types.
6331 (x86_64-*-*): Ditto.
6333 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6336 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
6337 argument, call initializer_constant_valid_p_1 instead of
6338 initializer_constant_valid_p, pass CACHE to it, return NULL
6339 immediately if first call returns NULL.
6340 (initializer_constant_valid_p_1): New function.
6341 (initializer_constant_valid_p): Use it.
6343 2010-01-20 Thomas Quinot <quinot@adacore.com>
6345 * tree.def (PLACEHOLDER_EXPR): Fix comment.
6347 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6349 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
6350 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
6351 (loc_list_from_tree): Don't handle unsigned division. Handle
6352 signed modulo using DW_OP_{over,over,div,mul,minus}.
6353 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
6354 modulo instead of signed.
6356 2010-01-20 DJ Delorie <dj@redhat.com>
6358 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
6360 (h8300_emit_stack_adjustment): Propogate it.
6362 (h8300_expand_prologue): Likewise.
6363 (h8300_expand_epilogue): Likewise.
6365 2010-01-19 Michael Matz <matz@suse.de>
6367 PR tree-optimization/41783
6368 * tree-data-ref.c (toplevel): Include flags.h.
6369 (dump_data_dependence_relation): Also dump the inputs if the
6370 result will be unknown.
6371 (split_constant_offset_1): Look through some conversions.
6372 * tree-predcom.c (determine_roots_comp): Restart a new chain if
6373 the offset from last element is too large.
6374 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
6375 (reassociate_to_the_same_stmt): Handle vector registers.
6376 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
6378 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
6379 wide_prolog_niters argument, emit widening instructions.
6380 (vect_do_peeling_for_alignment): Adjust caller, use widened
6381 variant of the iteration cound.
6382 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
6384 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6387 * config/arm/neon-testgen.m (emit_automatics): New parameter
6388 features. Adjust for Fixed_return_reg feature.
6389 (test_intrinsic): Call emit_automatics with new feature.
6390 * config/arm/neon.ml: Update copyright years.
6391 (features): New Fixed_return_reg feature.
6392 (ops): Update feature for Vget_low.
6394 2010-01-19 Jakub Jelinek <jakub@redhat.com>
6396 PR tree-optimization/42719
6397 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
6401 * fwprop.c (all_uses_available_at): Return false if def_set dest
6402 is a REG that is used in def_insn.
6404 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
6406 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
6408 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
6411 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
6413 * target.h (struct gcc_target) <secondary_reload>: Change type
6414 of last argument to secondary_reload_info *.
6416 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
6419 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
6420 memory references with unaligned offsets. Remove CQImode handling.
6421 (unaligned_memory_operand): Return 1 for memory references with
6422 unaligned offsets. Remove CQImode handling.
6424 2010-01-18 Richard Guenther <rguenther@suse.de>
6427 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
6430 2010-01-18 Richard Guenther <rguenther@suse.de>
6432 PR tree-optimization/42781
6433 * tree-ssa-structalias.c (find_what_var_points_to): Skip
6434 restrict processing only if the original variable was artificial.
6436 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
6438 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
6439 find number of popped argument bytes.
6441 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
6442 Fix the text that describes the return value for invalid insns.
6444 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
6446 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
6447 Clarify what 'cost of the -dependence' is. Fix quoting.
6449 * toplev.c (default_get_pch_validity): Rename argument to "sz".
6450 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
6452 2010-01-17 Jakub Jelinek <jakub@redhat.com>
6454 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6455 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
6457 2010-01-17 Richard Guenther <rguenther@suse.de>
6460 * function.c (split_complex_args): Take a VEC to modify.
6461 (assign_parms_augmented_arg_list): Build a VEC instead of
6462 a chain of PARM_DECLs.
6463 (assign_parms_unsplit_complex): Take a VEC of arguments.
6464 Do not fixup unmodified parms.
6465 (assign_parms): Deal with the VEC.
6466 (gimplify_parameters): Likewise.
6468 2010-01-17 Richard Guenther <rguenther@suse.de>
6470 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
6471 node existence check.
6472 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
6473 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
6474 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
6475 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
6476 (gimple_execute_on_growing_pred): Likewise.
6478 2010-01-17 Richard Guenther <rguenther@suse.de>
6480 PR tree-optimization/42773
6481 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
6482 (compute_antic_aux): Likewise.
6483 (compute_partial_antic_aux): Likewise.
6485 2010-01-17 Jie Zhang <jie.zhang@analog.com>
6488 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
6491 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
6493 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
6496 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
6497 Fix markup for strict argument.
6499 (TARGET_SCHED_REORDER2): Fix argument types.
6501 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
6502 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
6504 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
6505 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
6507 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
6510 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
6511 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
6512 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
6513 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
6514 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
6516 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
6518 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
6520 (TARGET_ASM_RELOC_RW_MASK): Add return type.
6521 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
6523 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
6525 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
6528 (TARGET_ASM_NAMED_SECTION): Fix argument list.
6530 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
6531 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
6533 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
6535 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
6537 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
6538 referring to it. Fix language.
6540 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
6542 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
6544 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
6546 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
6548 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
6549 '@var{stream}. Remove stray 'and'.
6551 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
6553 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
6555 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
6557 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
6558 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
6560 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
6561 Fix description of return value.
6562 Rename argument "sz" to "len."
6564 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
6565 Clarify meaning of 'true' return value.
6567 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
6569 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
6570 rep_mode versus mode_rep.
6572 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
6574 (TARGET_BUILTIN_DECL): Fix name.
6576 (TARGET_COMMUTATIVE_P): Fix type of first argument.
6578 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
6580 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
6582 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
6584 (TARGET_RELAXED_ORDERING): Use @deftypevr.
6586 (TARGET_GET_DRAP_RTX): Note that this is a hook.
6589 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
6590 Rename argument tm_fn to md_fn.
6592 (TARGET_OPTION_PRINT): Fix argument list.
6594 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
6597 * config/i386/i386.c (ix86_fixup_binary_operands):
6598 Revert FMA4 fixup of operands.
6600 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6603 * Makefile.in (write_entries_to_file, install-plugin):
6604 Use \012 instead of \n with tr.
6606 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6608 * configure.ac (HAVE_AS_REF): New C macro.
6609 * configure: Regenerate.
6610 * config.in: Likewise.
6611 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6613 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6616 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6618 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6620 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6622 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
6624 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
6626 (TARGET_IN_SMALL_DATA_P): Fix argument type.
6628 (TARGET_BINDS_LOCAL_P): Fix argument type.
6630 (TARGET_ASM_FILE_END): Use prototype.
6632 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
6634 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
6636 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
6638 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
6640 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
6641 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
6643 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
6644 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
6646 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
6647 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
6648 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
6649 (TARGET_ADDR_SPACE_CONVERT): Likewise.
6651 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
6653 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
6655 (TARGET_INIT_BUILTINS): Use prototype.
6657 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6658 Put 'const char *' in braces. Fix parameter types.
6659 (TARGET_INVALID_CONVERSION): Fix parameter types.
6660 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
6661 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
6663 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
6666 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
6668 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6670 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6672 * doc/tm.texi (TARGET_HELP): Fix return type.
6674 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
6675 in braces. Fix argument types.
6677 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6679 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6681 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6683 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6684 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6686 (TARGET_MANGLE_TYPE): Fix argument types.
6688 (TARGET_IRA_COVER_CLASSES): Use prototype.
6690 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6692 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6694 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6696 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6698 (TARGET_CALLEE_COPIES): Fix argument types.
6700 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6702 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6704 (TARGET_FUNCTION_VALUE): Fix argument types.
6706 (TARGET_RETURN_IN_MSB): Fix argument type.
6708 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6710 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6712 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6714 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6715 agree with return type.
6717 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6719 2010-01-15 Jing Yu <jingyu@google.com>
6721 PR rtl-optimization/42691
6722 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6723 a pseudo to a constant and are merged, and adjust comments.
6725 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6727 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6729 2010-01-15 Richard Guenther <rguenther@suse.de>
6732 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6733 labels of computed or non-local gotos to the destination.
6734 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6735 landing pad label is the first label.
6737 2010-01-15 Richard Guenther <rguenther@suse.de>
6739 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6741 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6744 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6745 to allow generation of the xssqrtdp instruction on power7.
6746 (sqrtdf2_fpr): Ditto.
6748 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6751 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6752 functions with noreturn attribute.
6755 * varasm.c (declare_weak): Add weak attribute to decl if it
6756 doesn't have one already.
6757 (assemble_external): Only add decls to weak_decls if they also
6758 have weak attribute.
6760 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6762 * var-tracking.c (var_reg_delete): Don't delete the association
6763 between REGs and values or one-part variables if the register
6766 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6769 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6770 because its first operand is a non-localized variable.
6772 2010-01-14 Martin Jambor <mjambor@suse.cz>
6774 PR tree-optimization/42706
6775 * tree-sra.c (encountered_recursive_call): New variable.
6776 (encountered_unchangable_recursive_call): Likewise.
6777 (sra_initialize): Initialize both new variables.
6778 (callsite_has_enough_arguments_p): New function.
6779 (scan_function): Call decl and flags check only for IPA-SRA, check
6780 whether there is a recursive call and whether it has enough arguments.
6781 (all_callers_have_enough_arguments_p): New function.
6782 (convert_callers): Look for recursive calls only when
6783 encountered_recursive_call is set.
6784 (ipa_early_sra): Bail out either if
6785 !all_callers_have_enough_arguments_p or
6786 encountered_unchangable_recursive_call.
6788 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6790 * sel-sched.c: Add 2010 to copyright years.
6791 * sel-sched-ir.c: Likewise.
6792 * sel-sched-ir.h: Likewise.
6794 2010-01-14 Martin Jambor <mjambor@suse.cz>
6796 PR tree-optimization/42714
6797 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6798 constructors specially.
6800 2010-01-14 Andi Kleen <ak@linux.intel.com>
6802 * config/i386/drivers-i386.c (detect_caches_intel):
6803 Add l2sizekb parameter and fill in.
6804 (host_detect_local_cpu): Add l2sizekb, fill in.
6805 Add Atom small cache heuristic.
6807 2010-01-14 Andi Kleen <ak@linux.intel.com>
6809 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6810 Add level3 parameter and fill in.
6811 (detect_caches_intel): Handle level3 cache.
6813 2010-01-14 Andi Kleen <ak@linux.intel.com>
6815 * config/i386/drivers-i386.c (host_detect_local_cpu):
6816 Fix core duo detection.
6818 2010-01-14 Andi Kleen <ak@linux.intel.com>
6820 * config/i386/drivers-i386.c (host_detect_local_cpu):
6823 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6825 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6826 (rs6000_variable_issue_1): this. Use...
6827 (rs6000_variable_issue): here. Reimplement. Print debug info.
6829 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6831 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6832 sel_restore_notes. Update all callers. Call reemit_notes
6835 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6837 PR rtl-optimization/42246
6838 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6841 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6843 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6844 all successors is the same as number of successors in current region.
6846 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6848 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6849 to rename is not separable. Otherwise check that its LHS is not NULL.
6851 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6853 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6855 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6857 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6858 available registers when failed to discover LHS register class.
6859 Fix indentation. Update comment.
6861 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6862 Alexander Monakov <amonakov@ispras.ru>
6864 PR rtl-optimization/42389
6865 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6867 (advance_state_on_fence): Likewise.
6868 (sel_target_adjust_priority): Print debug output only when
6869 sched_verbose >= 4, not 2.
6870 (get_expr_cost): Do not issue all unique insns on the next cycle.
6871 (fill_insns): Initialize can_issue_more from the value saved
6873 * sel-sched-ir.c (flist_add): New parameter issue_more.
6874 Init FENCE_ISSUE_MORE with it.
6875 (merge_fences): Likewise.
6876 (init_fences): Update call to flist_add.
6877 (add_to_fences, add_clean_fence_to_fences)
6878 (add_dirty_fence_to_fences): Likewise.
6879 (move_fence_to_fences): Update call to merge_fences.
6880 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6882 * sel-sched-ir.h (struct _fence): New field issue_more.
6883 (FENCE_ISSUE_MORE): New accessor macro.
6885 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6887 PR rtl-optimization/42388
6888 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6889 that have no predecessors nor successors. Do not call move_bb_info
6890 for empty blocks outside of current region.
6892 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6894 PR rtl-optimization/42294
6895 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6896 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6897 originators' originators.
6899 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6901 PR rtl-optimization/39453
6902 PR rtl-optimization/42246
6903 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6905 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
6907 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6908 Alexander Monakov <amonakov@ispras.ru>
6911 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
6912 (maybe_tidy_empty_bb): ... here. Make static. Add new
6913 argument. Update all callers.
6914 (tidy_control_flow): ... and here. Recompute topological order
6915 of basic blocks in region if necessary.
6916 (sel_redirect_edge_and_branch): Change return type. Return true
6917 if topological order might have been invalidated.
6918 (purge_empty_blocks): Export and move from...
6919 * sel-sched.c (purge_empty_blocks): ... here.
6920 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
6921 (maybe_tidy_empty_bb): Delete prototype.
6922 (purge_empty_blocks): Declare.
6924 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6926 PR rtl-optimization/42249
6927 * sel-sched.c (try_replace_dest_reg): When chosen register
6928 and original register is the same, do not bail out early, but
6929 still check all original insns for validity of replacing destination
6930 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
6933 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6936 Port from no-undefined-overflow branch:
6937 2009-03-09 Richard Guenther <rguenther@suse.de>
6939 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
6941 2010-01-14 Richard Guenther <rguenther@suse.de>
6944 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
6946 2010-01-14 Ira Rosen <irar@il.ibm.com>
6948 PR tree-optimization/42709
6949 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
6950 as scalar type in creation of constant vector operand.
6952 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6955 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
6956 (check-parallel-%): Match `testsuite' directory component only
6959 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
6961 PR translation/39521
6962 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
6965 2010-01-13 Richard Guenther <rguenther@suse.de>
6967 PR tree-optimization/42730
6968 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
6971 2010-01-13 Steve Ellcey <sje@cup.hp.com>
6974 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
6975 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
6978 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
6980 * config/bfin/libgcc-bfin.ver: Regenerate based on current
6981 libgcc-std.ver. Add entries for ___smulsi3_highpart and
6982 ___umulsi3_highpart.
6984 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
6985 rather than schedule_insns if the pass is enabled.
6987 2010-01-13 Martin Jambor <mjambor@suse.cz>
6989 PR tree-optimization/42704
6990 * tree-sra.c (sra_modify_assign): Do not delete assignments to
6993 2010-01-13 Martin Jambor <mjambor@suse.cz>
6995 PR tree-optimization/42703
6996 * tree-sra.c (analyze_access_subtree): Check that we can build a
6997 reference to the original data within the aggregate.
6999 2010-01-13 Richard Guenther <rguenther@suse.de>
7001 PR tree-optimization/42705
7002 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
7004 2010-01-13 Richard Guenther <rguenther@suse.de>
7007 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
7009 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7012 * var-tracking.c (values_to_unmark): New variable.
7013 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7014 values_to_unmark vector. Moved body to...
7015 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7016 instead queue it into values_to_unmark vector.
7017 (vt_find_locations): Free values_to_unmark vector.
7019 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
7021 * config/s390/s390.c (override_options): Set
7022 default of max-pending-list-length to 256
7024 2010-01-13 Richard Guenther <rguenther@suse.de>
7027 * tree-pass.h (PROP_gimple_lcx): New.
7028 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
7029 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
7030 before the final cleanup_eh.
7031 (dump_properties): Dump PROP_gimple_lcx.
7032 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
7033 (tree_lower_complex_O0): Remove.
7034 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
7035 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
7036 tree_lower_complex, schedule TODO_update_ssa.
7037 * lto-streamer-out.c (output_function): Stream the functions
7039 * lto-streamer-in.c (input_function): Likewise.
7040 (lto_read_body): Do not override them here.
7042 2010-01-12 Joseph Myers <joseph@codesourcery.com>
7045 * c-typeck.c (build_c_cast): Fold value cast to union type before
7046 wrapping it in a CONSTRUCTOR.
7048 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7050 PR rtl-optimization/42699
7051 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
7054 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7056 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7057 SUBTARGET_WARN_UNUSED_SPEC): Move ...
7058 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7059 SUBTARGET_WARN_UNUSED_SPEC): ... here
7060 * config/mips/iris5.h (LIBGCC_SPEC): Define.
7062 2010-01-12 Julian Brown <julian@codesourcery.com>
7064 * config/arm/neon-schedgen.ml (Utils): Don't try to
7065 open missing module.
7066 (find_with_result): New.
7068 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7071 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
7072 sharing when canonicalizing ({lt,ge}u (plus a b) b).
7074 PR tree-optimization/42645
7075 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
7076 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
7077 decl_map, set processing_debug_stmt to -1 and return name without
7080 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
7082 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
7083 binutils version, and reword target configuration description.
7085 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7087 * config/avr/avr.h (LINKER_NAME): Remove.
7089 2010-01-11 Janis Johnson <janis187@us.ibm.com>
7092 * config/rs6000/rs6000.c (rs6000_override_options): On targets
7093 that support VSX, warn for -mno-altivec if vsx is not disabled,
7096 2010-01-11 Joseph Myers <joseph@codesourcery.com>
7097 Shujing Zhao <pearly.zhao@oracle.com>
7099 PR translation/42469
7100 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
7101 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
7102 character between option name and help text.
7103 * c.opt (imultilib): Likewise.
7105 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
7107 * lto-streamer-out.c (output_unreferenced_globals): Output static
7110 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
7112 PR rtl-optimization/42621
7113 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
7114 optimizing for size.
7115 (duplicate_computed_gotos): Remove now-redundant check.
7117 2010-01-10 Steve Ellcey <sje@cup.hp.com>
7120 * configure.ac: Save and restore LDFLAGS and LIBS
7121 * configure: Regenerate.
7123 2010-01-10 Richard Guenther <rguenther@suse.de>
7126 * builtins.c (fold_builtin_strlen): Add type argument and
7127 convert the resulting length to it.
7128 (fold_builtin_1): Adjust.
7130 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7132 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
7133 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
7135 (num_insns_constant_wide): Adjust for that change.
7137 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7140 * web.c (union_defs): Add used argument, to combine uses of
7142 (entry_register): Adjust type and tests of used argument.
7143 (web_main): Widen used for new use. Pass it to union_defs.
7144 * df.h (union_defs): Adjust prototype.
7146 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7149 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
7150 uses in new incoming argument. Free body.
7151 (reset_debug_uses_in_loop): New.
7152 (analyze_insn_to_expand_var): Call the latter if the former found
7153 anything. Fix whitespace. Reject invalid dest overlaps before
7154 going through all insns in the loop.
7156 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7159 * haifa-sched.c (dying_use_p): Debug insns don't count.
7161 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7164 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
7165 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
7166 (verify_gimple_call): Reject LHS in noreturn calls.
7168 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7172 * tree-vect-loop-manip.c (adjust_info): New type.
7173 (adjust_vec): New pointer to vector.
7174 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
7175 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
7176 (slpeel_update_phis_for_duplicate_loop): Use them.
7177 (slpeel_update_phi_nodes_for_guard1): Likewise.
7178 (slpeel_update_phi_nodes_for_guard2): Likewise.
7179 (slpeel_tree_peel_loop_to_edge): Likewise.
7180 (vect_update_ivs_after_vectorizer): Likewise.
7182 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7184 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
7185 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
7187 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7189 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
7190 bogus uninitialized warning.
7192 2010-01-09 Richard Guenther <rguenther@suse.de>
7195 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
7196 the evolution is compatible with the initial condition.
7198 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7200 * gcc.c (process_command): Update copyright notice dates.
7201 * gcov.c (print_version): Likewise.
7202 * gcov-dump.c (print_version): Likewise.
7203 * mips-tfile.c (main): Likewise.
7204 * mips-tdump.c (main): Likewise.
7206 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7209 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
7211 (rotlhi3_8): Delete.
7213 (rotlsi3_8): Delete.
7214 (rotlsi3_16): Delete.
7215 (rotlsi3_24): Delete.
7217 (*rotw<mode>3): New.
7218 (*rotb<mode>3): New.
7219 * config/avr/avr.c (avr_rotate_bytes): New function.
7220 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
7222 2010-01-08 Steve Ellcey <sje@cup.hp.com>
7225 * configure.ac: Modify -rdynamic check.
7226 * configure: Regenerate.
7228 2010-01-08 DJ Delorie <dj@redhat.com>
7230 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
7231 register popping order.
7233 2010-01-08 Richard Guenther <rguenther@suse.de>
7236 * c.opt (fsigned-char): Also let LTO handle this option.
7237 (funsigned-char): Likewise.
7239 2010-01-07 Richard Guenther <rguenther@suse.de>
7241 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
7242 (gimple_op): Likewise.
7243 (gimple_op_ptr): Likewise.
7244 (gimple_assign_set_lhs): Remove gcc_assert.
7245 (gimple_assign_set_rhs1): Likewise.
7246 (gimple_assign_set_rhs2): Likewise.
7247 (gimple_call_set_lhs): Likewise.
7248 (gimple_call_set_fn): Likewise.
7249 (gimple_call_set_fndecl): Likewise.
7250 (gimple_call_fndecl): Likewise.
7251 (gimple_call_return_type): Likewise.
7252 (gimple_call_set_chain): Likewise.
7253 (gimple_call_num_args): Likewise.
7254 (gimple_call_set_arg): Likewise.
7255 (gimple_cond_set_code): Likewise.
7256 (gimple_cond_set_lhs): Likewise.
7257 (gimple_cond_set_rhs): Likewise.
7258 (gimple_cond_set_true_label): Likewise.
7259 (gimple_cond_set_false_label): Likewise.
7260 (gimple_label_set_label): Likewise.
7261 (gimple_goto_set_dest): Likewise.
7262 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
7263 (gimple_debug_bind_get_value): Likewise.
7264 (gimple_debug_bind_get_value_ptr): Likewise.
7265 (gimple_debug_bind_set_var): Likewise.
7266 (gimple_debug_bind_set_value): Likewise.
7267 (gimple_debug_bind_reset_value): Likewise.
7268 (gimple_debug_bind_has_value_p): Likewise.
7269 (gimple_return_retval_ptr): Remove gcc_assert.
7270 (gimple_return_retval): Likewise.
7271 (gimple_return_set_retval): Likewise.
7272 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
7273 (safe_referenced_var_iterator): Remove.
7274 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
7275 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
7276 (fill_referenced_var_vec): Remove.
7277 (first_readonly_imm_use): Remove redundant gcc_assert.
7278 (phi_arg_index_from_use): Combine gcc_asserts.
7279 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
7280 (first_imm_use_stmt): Remove redundant gcc_assert.
7281 * tree-cfg.c (verify_gimple_call): Verify function and chain
7282 operands. Verify arguments.
7283 (verify_types_in_gimple_stmt): Verify condition code and labels.
7285 2010-01-07 Richard Guenther <rguenther@suse.de>
7287 PR tree-optimization/42641
7288 * sese.c (rename_map_elt_info): Use the SSA name version, do
7291 2010-01-07 Jakub Jelinek <jakub@redhat.com>
7293 PR tree-optimization/42625
7294 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
7295 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
7297 2010-01-07 Duncan Sands <baldrick@free.fr>
7299 * Makefile.in (PLUGIN_HEADERS): Add version.h.
7301 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
7304 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
7305 note itself is not function_invariant_p.
7307 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
7309 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
7310 Do not add the DF_NOTE problem.
7311 * store-motion.c (execute_rtl_store_motion): Likewise.
7313 2010-01-07 Martin Jambor <mjambor@suse.cz>
7315 PR tree-optimization/42157
7316 * tree-sra.c (compare_access_positions): Stabilize sort if both
7317 accesses have integer types, return zero immediately if they are the
7320 2010-01-06 Richard Henderson <rth@redhat.com>
7323 * haifa-sched.c (add_to_note_list): Merge into ...
7324 (concat_note_lists): ... here, and ...
7325 (unlink_other_notes, rm_other_notes): Merge into...
7326 (remove_notes): ... here. Create REG_SAVE_NOTEs for
7327 NOTE_INSN_EPILOGUE_BEG.
7329 2010-01-06 Richard Guenther <rguenther@suse.de>
7331 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
7332 not inline regular functions into always-inline functions.
7334 2010-01-06 Nick Clifton <nickc@redhat.com>
7336 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
7337 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
7339 (OVERRIDE_OPTIONS): Delete.
7340 (OPTIMIZATION_OPTIONS): Define.
7341 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
7342 * config/rx/rx.c (rx_handle_option): Issue an error message if
7343 -mcpu=rx200 and -fpu are used together.
7344 (rx_set_optimization_options): New function. Issue an error
7345 message if an optimization attribute attempts to reset the FPU/
7346 math optimization pairing.
7347 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
7348 * config/rx/rx.opt: Set the default to 32-bit doubles.
7349 * config/rx/t-rx: Add multilibs for -nofpu option.
7350 * doc/invoke.texi: Update documentation of RX options.
7352 2010-01-06 Richard Guenther <rguenther@suse.de>
7354 * tree-ssa-pre.c (name_to_id): New global.
7355 (alloc_expression_id): Simplify SSA name handling.
7356 (lookup_expression_id): Likewise.
7357 (init_pre): Zero name_to_id.
7358 (fini_pre): Free it.
7360 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
7362 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
7364 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
7367 * config/i386/sse.md (smaxv2di3): New.
7368 (umaxv2di3): Likewise.
7369 (sminv2di3): Likewise.
7370 (uminv2di3): Likewise.
7372 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
7375 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
7376 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
7377 (legitimize_tls_address): Likewise.
7378 (sparc_tls_referenced_p): Likewise.
7379 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
7380 and adjust calls to legitimize_pic_address.
7381 (legitimate_constant_p) Use sparc_tls_referenced_p.
7382 (legitimate_pic_operand_p): Likewise.
7383 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
7384 (sparc_tls_symbol_ref_1): Delete.
7385 (sparc_tls_referenced_p): Make static, recognize specific patterns.
7386 (legitimize_tls_address): Make static, handle CONST patterns.
7387 (legitimize_pic_address): Make static, remove unused parameter and
7388 adjust recursive calls.
7389 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
7390 and adjust call to legitimize_pic_address.
7391 (sparc_output_mi_thunk): Likewise.
7393 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
7394 H.J. Lu <hongjiu.lu@intel.com>
7397 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
7398 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
7399 operands to make them signed.
7402 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7405 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7406 GTU to GT for V4SI and V2DI.
7408 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7409 (umin<mode>3): Removed.
7411 (uminv4si3): Likewise.
7413 2010-01-05 Martin Jambor <mjambor@suse.cz>
7415 PR tree-optimization/42462
7416 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
7417 current_function_decl to helper functions and macros.
7419 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7422 * flags.h: Don't include real.h.
7423 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
7424 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
7425 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
7426 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
7427 * dominance.c: Update copyright.
7428 * gimple.c (walk_gimple_op): Remove inline.
7429 * tree-ssa-reassoc.c: Include real.h.
7430 * Makefile.in (FLAGS_H): Remove $(REAL_H).
7431 (tree-ssa-reassoc.o): Depend on $(REAL_H).
7433 2010-01-05 Nick Clifton <nickc@redhat.com>
7435 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
7436 register to push into the stack frame when the accumulator has to
7437 be saved during interrupts.
7439 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
7441 * doc/invoke.texi: Remove the documentation about option
7443 * common.opt (Wunreachable-code): Preserved for backward
7445 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
7446 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
7447 the backward compatibility flag section.
7449 2010-01-05 Richard Guenther <rguenther@suse.de>
7451 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
7453 2010-01-05 Jakub Jelinek <jakub@redhat.com>
7456 * cfgexpand.c (expand_one_var): Diagnose too large variables.
7458 PR tree-optimization/42508
7459 * tree-sra.c (convert_callers): Check for recursive call
7460 by comparing cgraph nodes instead of decls.
7461 (modify_function): Call ipa_modify_formal_parameters also
7462 on all same_body aliases.
7464 * cgraphunit.c (cgraph_materialize_all_clones): Compare
7465 cgraph nodes when checking for same_body aliases.
7467 2010-01-05 Richard Guenther <rguenther@suse.de>
7469 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
7470 allocation and lookup.
7471 (get_or_alloc_expr_for_constant): Likewise.
7472 (phi_translate): Sink allocation.
7474 2010-01-04 Richard Guenther <rguenther@suse.de>
7476 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
7477 a new entry only if needed.
7478 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
7479 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
7481 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
7483 (phi_translate): Handle CONSTANTs early.
7485 2010-01-04 Martin Jambor <mjambor@suse.cz>
7487 PR tree-optimization/42398
7488 * tree-sra.c (struct access): Removed flag grp_different_types.
7489 (dump_access): Do not dump the removed flag.
7490 (sort_and_splice_var_accesses): Do not set the removed flag.
7491 (sra_modify_expr): Check for type compatibility directly.
7493 2010-01-04 Martin Jambor <mjambor@suse.cz>
7495 PR tree-optimization/42366
7496 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
7497 edges with variable number of parameters.
7498 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
7499 flag instead of asserting it.
7500 (ipa_read_node_info): Read uses_analysis_done flag.
7502 2010-01-04 Richard Guenther <rguenther@suse.de>
7504 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
7505 iterative_hash_* as intended.
7506 (vn_reference_compute_hash): Likewise. Simplify hashing
7508 (vn_reference_lookup_2): Likewise.
7509 (vn_nary_op_compute_hash): Likewise.
7510 (vn_phi_compute_hash): Likewise.
7511 (expressions_equal_p): Remove strange code.
7512 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
7513 (pre_expr_hash): Likewise. Simplify hashing SSA names.
7514 (bitmap_insert_into_set_1): Take value-id as parameter.
7515 (add_to_value): Pass it.
7516 (bitmap_insert_into_set): Likewise.
7517 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
7519 2010-01-04 Jakub Jelinek <jakub@redhat.com>
7522 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
7523 (do_self_spec): For switches with SWITCH_IGNORE set set also
7524 SWITCH_IGNORE_PERMANENTLY.
7525 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
7528 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
7530 * lto-streamer-out.c (output_unreferenced_globals): Output the full
7531 tree of an unreferenced global var.
7533 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7536 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7537 GTU to GT for V4SI and V2DI.
7539 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7540 (umin<mode>3): Removed.
7542 (uminv4si3): Likewise.
7544 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7547 * collect2.c (main): Turn on trace in collect2 if -v is passed
7550 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
7552 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
7553 description of expression operand.
7555 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
7557 * configure.ac: Add install-html to target_list for Make-hooks.
7558 * configure: Regenerate.
7559 * fortran/Make-lang.in (F95_HTMLFILES): New.
7560 (fortran.html): Use it.
7561 (fortran.install-html): New.
7562 * Makefile.in (install-html): Add lang.install-html.
7563 * java/Make-lang.in (JAVA_HTMLFILES): New.
7564 (java.html): Use it.
7565 (java.install-html): New.
7566 * objc/Make-lang.in (objc.install-html): New.
7567 * objcp/Make-lang.in (obj-c++.install-html): New.
7568 * cp/Make-lang.in (c++.install-html): New.
7569 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
7570 * lto/Make-lang.in (lto.install-html): New.
7572 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7575 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
7577 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
7579 PR rtl-optimization/41862
7580 * store-motion.c (store_killed_in_insn, compute_store_table,
7581 remove_reachable_equiv_notes, replace_store_insn,
7582 build_store_vectors): Ignore all DEBUG_INSNs.
7584 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7587 * common.opt: Add dumpdir.
7589 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
7591 (option_map): Add --dumpdir.
7593 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
7595 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
7597 * opts.c (decode_options): Try dump_dir_name first if
7598 dump_base_name isn't an absolute path.
7599 (common_handle_option): Handle OPT_dumpdir.
7601 * toplev.c (dump_dir_name): New.
7602 (print_switch_values): Also ignore -dumpdir.
7604 * toplev.h (dump_dir_name): New.
7606 2010-01-03 Richard Guenther <rguenther@suse.de>
7608 PR tree-optimization/42589
7609 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7610 double-word expansion of bswap32.
7612 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7614 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7615 with BLOCK_FOR_INSN.
7616 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7617 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7618 noce_process_if_block): Likewise.
7619 * gcse.c (compute_local_properties, insert_expr_in_table,
7620 insert_set_in_table, canon_list_insert, find_avail_set,
7621 pre_insert_copy_insn): Likewise.
7623 * basic-block.h (BLOCK_NUM): Move from here...
7624 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
7626 2010-01-03 Richard Guenther <rguenther@suse.de>
7628 PR tree-optimization/42438
7629 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
7630 contains_may_not_return_call flag.
7631 (BB_MAY_NOTRETURN): New.
7632 (valid_in_sets): Trapping nary operations are not valid
7633 in blocks that may not return.
7634 (insert_into_preds_of_block): Remove check for trapping expressions.
7635 (compute_avail): Compute also BB_MAY_NOTRETURN.
7637 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7639 * doc/invoke.texi: Add 2010 to copyright years.
7641 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
7643 * config/sparc/sparc.c: Fix formatting nits.
7645 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7646 Alexander Monakov <amonakov@ispras.ru>
7648 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
7650 2010-01-02 Richard Guenther <rguenther@suse.de>
7653 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
7654 (simplify_switch_using_ranges): Mark to be removed edges
7657 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7659 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7661 * collect2.c (scan_libraries): Add missing argument in call to
7664 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
7667 * config/alpha/predicates.md (aligned_memory_operand): Return false
7669 (unaligned_memory_operand): Return true for CQImode.
7670 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7671 doesn not cross aligned SImode word boundary.
7673 2010-01-02 Anatoly Sokolov <aesok@post.ru>
7675 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7677 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7678 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7680 2010-01-02 Richard Guenther <rguenther@suse.de>
7683 * toplev.c (compile_file): Emit LTO marker properly. Change
7685 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7687 2010-01-01 Richard Guenther <rguenther@suse.de>
7690 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7692 2010-01-01 Richard Guenther <rguenther@suse.de>
7695 * c-decl.c (grokdeclarator): For zero-size arrays force
7696 structural equality checks as layout_type does.
7698 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7700 * builtins.c: Update copyright to 2010.
7702 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7705 * lto-streamer-out.c (produce_asm): Revert the last change.
7706 (copy_function): Likewise.
7708 * lto-streamer.c (lto_get_section_name): Skip any leading
7711 2010-01-01 Richard Guenther <rguenther@suse.de>
7714 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7718 Copyright (C) 2010 Free Software Foundation, Inc.
7720 Copying and distribution of this file, with or without modification,
7721 are permitted in any medium without royalty provided the copyright
7722 notice and this notice are preserved.