1 2010-04-28 Martin Jambor <mjambor@suse.cz>
3 * cgraph.h (struct cgraph_node): New field indirect_calls.
4 (struct cgraph_indirect_call_info): New type.
5 (struct cgraph_edge): Removed field indirect_call. New fields
6 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
7 (cgraph_create_indirect_edge): Declare.
8 (cgraph_make_edge_direct): Likewise.
9 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
10 * ipa-prop.h (struct ipa_param_call_note): Removed.
11 (struct ipa_node_params): Removed field param_calls.
12 (ipa_create_all_structures_for_iinln): Declare.
13 * cgraph.c: Described indirect edges and uids in initial comment.
14 (cgraph_add_edge_to_call_site_hash): New function.
15 (cgraph_edge): Search also among the indirect edges, use
16 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
17 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
18 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
20 (initialize_inline_failed): Assign a reason to indirect edges.
21 (cgraph_create_edge_1): New function.
22 (cgraph_create_edge): Moved some functionality to
24 (cgraph_create_indirect_edge): New function.
25 (cgraph_edge_remove_callee): Add an assert checking for
27 (cgraph_edge_remove_caller): Special-case indirect edges.
28 (cgraph_remove_edge): Likewise.
29 (cgraph_set_edge_callee): New function.
30 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
31 (cgraph_make_edge_direct): New function.
32 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
33 the declaration of the call statement matches.
34 (cgraph_node_remove_callees): Special-case indirect edges.
35 (cgraph_clone_edge): Likewise.
36 (cgraph_clone_node): Clone also the indirect edges.
37 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
38 indirect_call, dump count of indirect_calls edges.
39 * ipa-prop.c (iinlining_processed_edges): New variable.
40 (ipa_note_param_call): Create indirect edges instead of
41 creating notes. New parameter node.
42 (ipa_analyze_call_uses): New parameter node, pass it on to
44 (ipa_analyze_stmt_uses): Likewise.
45 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
46 (print_edge_addition_message): Work on edges rather than on notes.
47 (update_call_notes_after_inlining): Likewise, renamed to
48 update_indirect_edges_after_inlining.
49 (ipa_create_all_structures_for_iinln): New function.
50 (ipa_free_node_params_substructures): Do not free notes.
51 (ipa_edge_duplication_hook): Propagate bits within
52 iinlining_processed_edges bitmap.
53 (ipa_node_duplication_hook): Do not duplicate notes.
54 (free_all_ipa_structures_after_ipa_cp): Renamed to
55 ipa_free_all_structures_after_ipa_cp.
56 (free_all_ipa_structures_after_iinln): Renamed to
57 ipa_free_all_structures_after_iinln.g
58 (ipa_write_param_call_note): Removed.
59 (ipa_read_param_call_note): Removed.
60 (ipa_write_indirect_edge_info): New function.
61 (ipa_read_indirect_edge_info): Likewise.
62 (ipa_write_node_info): Do not stream notes, do stream information
64 (ipa_read_node_info): Likewise.
65 (lto_ipa_fixup_call_notes): Removed.
66 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
67 * ipa-inline.c (pass_ipa_inline): Likewise.
68 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
69 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
70 * tree-inline.c (copy_bb): Removed an unnecessary double check for
72 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
74 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
75 (output_cgraph): Stream also indirect edges.
76 (lto_output_edge): Added capability to stream indirect edges.
77 (input_edge): Likewise.
78 (input_cgraph_1): Likewise.
80 2010-04-28 Richard Guenther <rguenther@suse.de>
82 PR tree-optimization/43879
83 PR tree-optimization/43909
84 * tree-ssa-structalias.c (struct variable_info): Add
85 only_restrict_pointers flag.
86 (new_var_info): Initialize it. Increment stats.total_vars here.
87 (create_function_info_for): Do not increment stats.total_vars
89 (get_function_part_constraint): Fix build with C++.
90 (insert_into_field_list): Remove.
91 (push_fields_onto_fieldstack): Properly merge fields.
92 (create_variable_info_for): Split and simplify.
93 (create_variable_info_for_1): New piece.
94 (intra_create_variable_infos): Properly make restrict constraints
97 2010-04-28 Richard Guenther <rguenther@suse.de>
100 * tree-inline.c (copy_bind_expr): Also copy bind expr vars
103 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
104 Jan Hubicka <hubicka@ucw.cz>
106 * doc/invoke.texi (-Wsuggest-attribute=const,
107 -Wsuggest-attribute=pure): Document.
108 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
109 (function_always_visible_to_compiler_p,
110 suggest_attribute, warn_function_pure, warn_function_const):
112 (check_call): Improve debug info.
113 (analyze_function): Do not check availability.
114 (add_new_function): Check availability.
115 (propagate): Output warnings.
116 (skip_function_for_local_pure_const): New function.
117 (local_pure_const): Use it; output warnings.
118 * common.opt (Wsuggest-attribute=const,
119 Wsuggest-attribute=pure): New.
121 2010-04-27 Jakub Jelinek <jakub@redhat.com>
123 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
124 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
125 or DW_CFA_def_cfa_offset{,_sf}.
127 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
129 * tree.h: Fix truncated long macros.
131 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
133 * collect2.c (TARGET_64BIT): Redefine to target's default.
135 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
136 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
137 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
138 for underscoring __USER_LABEL_PREFIX__.
139 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
140 (SUB_LINK_ENTRY32): New.
141 (SUB_LINK_ENTRY64): New.
142 (LINK_SPEC): Replace entry point spec by
144 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
145 (SUB_LINK_ENTRY64): New.
146 (SUB_LINK_ENTRY): New.
147 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
148 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
149 x64 target is choosen.
150 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
151 * configure: Regenerated.
152 * configure.ac (leading-mingw64-underscores): Option added.
154 2010-04-27 Jan Hubicka <jh@suse.cz>
156 * doc/invoke.texi (-fipa-profile): Document.
157 * opts.c (decode_options): Enable ipa-profile at -O1.
158 * timevar.def (TV_IPA_PROFILE): Define.
159 * common.opt (fipa-profile): Add.
160 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
162 (cgraph_propagate_frequency): Handle only local ones.
163 * tree-pass.h (pass_ipa_profile): Declare.
164 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
165 (pass_ipa_profile): Use TV_IPA_PROFILE.
166 * ipa.c (ipa_profile): New function.
167 (gate_ipa_profile): Likewise.
168 (pass_ipa_profile): New global variable.
169 * passes.c (pass_ipa_profile): New.
171 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
173 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
175 2010-04-27 Martin Jambor <mjambor@suse.cz>
178 * ipa.c (dissolve_same_comdat_group_list): New function.
179 (function_and_variable_visibility): Call
180 dissolve_same_comdat_group_list when comdat group contains external or
182 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
183 lists are circular and that they contain only DECL_ONE_ONLY nodes.
185 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
187 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
188 (const_hash_1) <VECTOR_CST>: New case.
189 (compare_constant) <VECTOR_CST>: Likewise.
190 <ADDR_EXPR>: Deal with LABEL_REFs.
191 (copy_constant) <VECTOR_CST>: New case.
193 2010-04-27 Jan Hubicka <jh@suse.cz>
195 * cgraph.c (cgraph_propagate_frequency): New function.
196 * cgraph.h (cgraph_propagate_frequency): Declare.
197 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
198 cgraph_propagate_frequency.
200 2010-04-27 Jakub Jelinek <jakub@redhat.com>
202 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
204 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
207 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
208 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
209 here to determine which regs to push and how much stack to reserve.
211 2010-04-27 Jie Zhang <jie@codesourcery.com>
213 * doc/gimple.texi (gimple_statement_with_ops): Remove
214 addresses_taken field.
215 (gimple_statement_with_memory_ops): Likewise.
217 2010-04-27 Jan Hubicka <jh@suse.cz>
219 * tree-inline.c (eni_inlining_weights): Remove.
220 (estimate_num_insns): Special case more builtins.
222 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
225 * c-typeck.c (build_binary_op): Move forward check for comparison
226 pointer with null pointer constant and adjust the diagnostic message.
228 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
231 * configure.ac (gcc_cv_as_section_has_align): Set if installed
232 binutils supports extended .section directive needed by LTO, or
233 warn if older binutils found.
234 (LTO_BINARY_READER): New AC_SUBST'd variable.
235 (LTO_USE_LIBELF): Likewise.
236 * gcc/config.gcc (lto_binary_reader): New target-specific configure
238 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
239 (LTO_USE_LIBELF): Likewise.
240 * configure: Regenerate.
242 * collect2.c (is_elf): Rename from this ...
243 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
244 object files in addition to ELF-formatted ones.
245 (scan_prog_file): Caller updated. Also allow for LTO info marker
246 symbol to be prefixed or not by an extra underscore.
248 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
249 * config/i386/winnt.c: Also #include lto-streamer.h
250 (i386_pe_asm_named_section): Specify 1-byte section alignment for
252 (i386_pe_asm_output_aligned_decl_common): Add comment.
253 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
255 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
258 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
259 Add missing earlyclobber for second alternative.
261 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
263 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
264 bits for artificial defs at the top of the block.
265 * fwprop.c (single_def_use_enter_block): Don't call it.
267 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
270 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
271 instead of "$gcc_cv_objdump -T".
272 Use "-undefined dynamic_lookup" on darwin.
273 * gcc/configure: Regenerate.
275 2010-04-26 Jakub Jelinek <jakub@redhat.com>
278 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
280 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
282 * c-parser.c (struct c_token): Move location field up.
283 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
284 (struct c_declspecs): Convert typespec_word, storage_class, and
285 default_int_p into bitfields.
286 (struct c_declarator): Move loc field up.
288 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
290 * cfgloop.h (struct loop): Move can_be_parallel field up.
291 * ipa-prop.h (struct ip_node_params): Move bitfields up.
292 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
294 (struct iv_cand): Convert pos field into a bitfield.
295 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
297 (struct _stmt_vec_info): Shuffle fields for better packing.
299 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
301 * varasm.c (IN_NAMED_SECTION): Remove guard.
302 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
303 (IN_NAMED_SECTION_P): ...this.
304 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
305 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
307 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
309 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
310 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
311 of shadowing it. Fix comments.
313 2010-04-26 Jan Hubicka <jh@suse.cz>
315 * cgraph.c (cgraph_create_node): Set node frequency to normal.
316 (cgraph_clone_node): Copy function frequency.
317 * cgraph.h (node_frequency): New enum
318 (struct cgraph_node): Add.
319 * final.c (rest_of_clean_state): Update.
320 * lto-cgraph.c (lto_output_node): Output node frequency.
321 (input_overwrite_node): Input node frequency.
322 * tre-ssa-loop-ivopts (computation_cost): Update.
323 * lto-streamer-out.c (output_function): Do not output function
325 * predict.c (maybe_hot_frequency_p): Update and handle functions
327 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
329 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
330 (compute_function_frequency): Set noreturn functions to be executed
332 (choose_function_section): Update.
333 * lto-streamer-in.c (input_function): Do not input function frequency.
334 * function.c (allocate_struct_function): Do not initialize function
336 * function.h (function_frequency): Remove.
337 (struct function): Remove function frequency.
338 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
339 (try_update): Update.
340 * tree-inline.c (initialize_cfun): Do not update function frequency.
341 * passes.c (pass_init_dump_file): Update.
342 * i386.c (ix86_compute_frame_layout): Update.
343 (ix86_pad_returns): Update.
345 2010-04-26 Jie Zhang <jie@codesourcery.com>
347 PR tree-optimization/43833
348 * tree-vrp.c (range_int_cst_p): New.
349 (range_int_cst_singleton_p): New.
350 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
351 when both operands are constants. Use range_int_cst_p in
354 2010-04-26 Jan Hubicka <jh@suse.cz>
356 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
358 2010-04-26 Richard Guenther <rguenther@suse.de>
361 * gimple.c (gimple_decl_printable_name): Deal gracefully
362 with a NULL DECL_NAME.
364 2010-04-26 Richard Guenther <rguenther@suse.de>
367 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
368 if emitting debug information and it is either a function
371 2010-04-26 Ira Rosen <irar@il.ibm.com>
373 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
374 determine if the statement is vectorizable, and a macro to
376 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
377 Skip statements that can't be vectorized. If the analysis
378 fails, mark the statement as unvectorizable if vectorizing
380 (vect_compute_data_refs_alignment): Likewise.
381 (vect_verify_datarefs_alignment): Skip statements marked as
382 unvectorizable. Add print.
383 (vect_analyze_group_access): Skip statements that can't be
384 vectorized. If the analysis fails, mark the statement as
385 unvectorizable if vectorizing basic block.
386 (vect_analyze_data_ref_accesses, vect_analyze_data_refs):
388 * tree-vect-stmts.c (vectorizable_store): Fix the number of
389 generated stmts for SLP.
390 (new_stmt_vec_info): Initialize the new field.
391 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
392 statements marked as unvectorizable.
394 2010-04-25 Joseph Myers <joseph@codesourcery.com>
396 * c-common.c (flag_isoc1x): New.
397 (flag_isoc99): Update comment.
398 * c-common.h (flag_isoc1x): New.
399 (flag_isoc99): Update comment.
400 * c-cppbuiltin.c (builtin_define_float_constants): Also define
401 __<type>_DECIMAL_DIG__.
402 * c-opts.c (set_std_c1x): New.
403 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
404 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
405 * c.opt (-std=c1x, -std=gnu1x): New options.
406 * doc/cpp.texi: Mention -std=c1x.
407 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
408 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
409 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
410 * doc/standards.texi: Mention C1X.
411 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
412 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
413 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
416 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
418 * config/i386/gmon-sol2.c (_mcleanup): Change format string
419 placeholder from 0x%x to %#x.
420 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
421 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
422 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
423 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
424 * config/i386/i386.c (ix86_target_string): Ditto.
425 (output_pic_addr_const): Ditto.
426 (print_operand): Ditto.
428 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
430 * combine.c (find_split_point): Add third argument. Use it
431 to find nested multiply-accumulate instructions. Adjust calls.
432 (try_combine): Adjust call to find_split_point.
434 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
436 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
438 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
440 PR tree-optimization/41442
441 * fold-const.c (merge_truthop_with_opposite_arm): New function.
442 (fold_binary_loc): Call it.
444 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
446 * toplev.c (general_init): Set default for fdiagnostics-show-option.
447 * opts.c (common_handle_option): Allow disabling it.
448 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
450 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
452 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
453 between modes if both types are integral.
455 2010-04-23 Richard Guenther <rguenther@suse.de>
457 PR tree-optimization/43572
458 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
460 2010-04-23 Richard Guenther <rguenther@suse.de>
463 * tree-inline.c (tree_can_inline_p): Also check compatibility
466 2010-04-23 Martin Jambor <mjambor@suse.cz>
468 PR tree-optimization/43846
469 * tree-sra.c (struct access): New flag grp_assignment_read.
470 (build_accesses_from_assign): Set grp_assignment_read.
471 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
472 (enum mark_read_status): New type.
473 (analyze_access_subtree): Propagate grp_assignment_read, create
474 accesses also if both direct_read and root->grp_assignment_read.
476 2010-04-23 Martin Jambor <mjambor@suse.cz>
479 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
480 function does not have type attributes.
482 2010-04-23 Richard Guenther <rguenther@suse.de>
485 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
488 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
490 * sese.h (create_if_region_on_edge): Remove.
492 * sese.c (create_if_region_on_edge): Make static.
494 * tree-inline.c: Do not include ggc.h.
496 * expr.c: Do not include ggc.h.
498 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
501 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
504 * config/sh/sh.c (find_barrier): Don't emit a constant pool
505 in the middle of insns for casesi_worker_2.
507 2010-04-22 David Edelsohn <edelsohn@gnu.org>
509 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
511 2010-04-22 Ira Rosen <irar@il.ibm.com>
513 PR tree-optimization/43842
514 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
515 loop unrolling in update of exit phis. Fix comment.
516 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
517 least two reduction statements in the loop before starting SLP
520 2010-04-22 Nick Clifton <nickc@redhat.com>
522 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
524 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
526 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
529 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
531 * tree-parloops.c (loop_parallel_p): New argument
532 parloop_obstack. Pass it down.
533 (parallelize_loops): New variable parloop_obstack. Initialize it,
534 pass it down, free it.
536 * tree-loop-linear.c (linear_transform_loops): Pass down
539 * tree-data-ref.h (lambda_compute_access_matrices): New argument
540 of type struct obstack *.
542 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
543 scratch_obstack. Initialize it, pass down, free it.
545 * lambda.h (lambda_loop_new): Remove.
546 (lambda_matrix_new, lambda_matrix_inverse)
547 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
548 argument of type struct obstack *.
550 * lambda-trans.c (lambda_trans_matrix_new): New argument
551 lambda_obstack. Pass it down, use obstack allocation for ret.
552 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
555 * lambda-mat.c (lambda_matrix_get_column)
556 (lambda_matrix_project_to_null): Remove.
557 (lambda_matrix_new): New argument lambda_obstack. Use obstack
559 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
562 * lambda-code.c (lambda_loop_new): New function.
563 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
564 (lambda_compute_auxillary_space, lambda_compute_target_space)
565 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
566 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
567 (build_access_matrix): New argument lambda_obstack. Use obstack
569 (lambda_compute_step_signs, lambda_compute_access_matrices): New
570 argument lambda_obstack. Pass it down.
572 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
574 * optabs.h (expand_widening_mult): Declare.
576 2010-04-22 Richard Guenther <rguenther@suse.de>
578 PR tree-optimization/43845
579 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
580 lookup the CALL_EXPR function and arguments.
582 2010-04-22 Nick Clifton <nickc@redhat.com>
584 * config/stormy16/stormy16.c
585 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
586 * config/stormy16/stormy16.h: Tidy up formatting.
587 (DONT_USE_BUILTIN_SETJMP): Remove definition.
588 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
589 (ineqbranchsi): Delete pattern.
590 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
591 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
592 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
593 stormy16-lib2-ucmpsi2.c.
595 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
597 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
598 df_simulate_find_noclobber_defs as appropriate. Keep track of an
599 extra set merge_set_noclobber, and use it to relax the final test
601 * df.h (df_simulate_find_noclobber_defs): Declare.
602 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
604 (df_simulate_find_noclobber_defs): New function.
606 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
608 * config/i386/i386.md: Use {} around multi-line preparation statements.
610 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
612 * c-tree.h (push_init_level, pop_init_level, set_init_index)
613 (process_init_element): New argument of type struct obstack *.
615 * c-typeck.c (push_init_level, pop_init_level, set_designator)
616 (set_init_index, set_init_label, set_nonincremental_init)
617 (set_nonincremental_init_from_string, find_init_member)
618 (output_init_element, output_pending_init_elements)
619 (process_init_element): New argument braced_init_obstack. Pass it
621 (push_range_stack, add_pending_init): New argument
622 braced_init_obstack. Use obstack allocation.
624 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
625 braced_init_obstack. Pass it down.
626 (c_parser_braced_init): New variables ret, braced_init_obstack.
627 Initialize obstack, pass it down and finally free it.
629 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
632 * tree-pass.h (pass_optimize_widening_mul): Declare.
633 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
634 gate_optimize_widening_mul): New static functions.
635 (pass_optimize_widening_mul): New.
636 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
637 <case MULT_EXPR>: Remove support for widening multiplies.
638 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
639 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
640 simplify_gen_unary rather than directly building extensions.
641 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
643 * expmed.c (expand_widening_mult): New function.
644 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
646 2010-04-21 Jan Hubicka <jh@suse.cz>
648 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
649 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
650 * lto-wpa-fixup.c: Remove.
651 * Makefile.in (lto-wpa-fixup.o): Remove.
652 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
653 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
654 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
656 2010-04-21 Jan Hubicka <jh@suse.cz>
658 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
659 add write_optimization_summary, read_optimization_summary.
660 (ipa_write_summaries_of_cgraph_node_set): Remove.
661 (ipa_write_optimization_summaries): Declare.
662 (ipa_read_optimization_summaries): Declare.
663 * ipa-cp.c (pass_ipa_cp): Update.
664 * ipa-reference.c (pass_ipa_reference): Update.
665 * ipa-pure-const.c (pass_ipa_pure_const): Update.
666 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
668 * ipa-inline.c (pass_ipa_inline): Update.
669 * ipa.c (pass_ipa_whole_program): Update.
670 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
671 * passes.c (ipa_write_summaries_1): Do not test wpa.
672 (ipa_write_optimization_summaries_1): New.
673 (ipa_write_optimization_summaries): New.
674 (ipa_read_summaries): Do not test ltrans.
675 (ipa_read_optimization_summaries_1): New.
676 (ipa_read_optimization_summaries): New.
678 2010-04-21 Jan Hubicka <jh@suse.cz>
680 * lto-cgraph.c (lto_output_node): Do not output comdat groups
682 (output_cgraph): Do not arrange comdat groups for boundary nodes.
684 2010-04-21 Jakub Jelinek <jakub@redhat.com>
687 * dwarf2out.c (add_name_and_src_coords_attributes): Add
688 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
690 2010-04-21 Jan Hubicka <jh@suse.cz>
692 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
694 2010-04-21 Jan Hubicka <jh@suse.cz>
696 * varpool.c (decide_is_variable_needed): Variable is always needed
699 2010-04-21 Jan Hubicka <jh@suse.cz>
701 * opts.c (decode_options): Enable pure-const pass for whopr.
703 2010-04-21 Jan Hubicka <jh@suse.cz>
705 * cgraph.c (dump_cgraph_node): Dump also assembler name.
706 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
708 (cgraph_decide_inlining): Do not expect callee to be removed in all
711 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
713 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
715 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
717 * config/i386/i386.md (x86_shrd): Add athlon_decode and
718 amdfam10_decode attributes.
720 2010-04-21 Jakub Jelinek <jakub@redhat.com>
723 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
724 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
725 (lower_copyprivate_clauses): Use private var in outer
726 context instead of original var. Make sure the types
727 are correct for VLAs.
729 2010-04-21 Richard Guenther <rguenther@suse.de>
731 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
732 to non-pointer objects.
734 2010-04-21 Jakub Jelinek <jakub@redhat.com>
736 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
737 last chain entry if it starts with the still current label.
738 (add_location_or_const_value_attribute): Check that
739 loc_list->first->next is NULL instead of comparing ->first with ->last.
740 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
741 to add_var_loc_to_decl.
743 * dwarf2out.c (output_call_frame_info): For dw_cie_version
744 >= 4 add also address size and segment size fields into CIE header.
746 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
747 long as address size is the same as sizeof (void *) and
749 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
750 address size or segment size is unexpected, return DW_EH_PE_omit.
751 (classify_object_over_fdes): If get_cie_encoding returned
752 DW_EH_PE_omit, return -1.
753 (init_object): If classify_object_over_fdes returned -1,
754 pretend there were no FDEs at all.
756 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
758 * config/i386/i386.md (bswap<mode>2): Macroize expander from
759 bswap{si,di}2 using SWI48 mode iterator.
760 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
761 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
762 set modrm attribute of bswap insn to 0 and remove length attribute.
763 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
764 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
765 set mode attribute to <MODE> and remove length attribute.
767 2010-04-20 James E. Wilson <wilson@codesourcery.com>
769 PR rtl-optimization/43520
770 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
771 zero available registers.
773 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
775 * builtins.c (fold_builtin_cproj): Fold more cases.
777 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
779 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
780 (fold_builtin_1): Fold builtin cproj.
781 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
782 Use ATTR_CONST_NOTHROW_LIST.
784 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
786 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
787 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
788 ffsi2_no_cmove for !TARGET_CMOVE.
789 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
790 (ffssi2): Remove expander.
791 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
793 (ctz<mode>2): Ditto from ctz{si,di}2.
794 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
796 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
799 2010-04-20 Jakub Jelinek <jakub@redhat.com>
801 * dwarf2out.c (AT_linkage_name): Define.
802 (clone_as_declaration): Handle DW_AT_linkage_name.
803 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
804 of DW_AT_MIPS_linkage_name.
805 (move_linkage_attr): Likewise.
806 (dwarf2out_finish): Likewise.
808 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
811 * fold-const.c (fold_comparison): New folding rule.
813 2010-04-20 Anatoly Sokolov <aesok@post.ru>
815 * double-int.h (double_int_setbit): Declare.
816 * double-int.c (double_int_setbit): New function.
817 * rtl.h (immed_double_int_const): Declare.
818 * emit-rtl.c (immed_double_int_const): New function.
819 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
820 and immed_double_int_const functions.
821 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
822 expand_copysign_bit): (Ditto.).
823 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
824 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
825 * dojump.c (prefer_and_bit_test): (Ditto.).
826 * expr.c (convert_modes, reduce_to_bit_field_precision,
827 const_vector_from_tree): (Ditto.).
828 * expmed.c (mask_rtx, lshift_value): (Ditto.).
830 2010-04-20 Jan Hubicka <jh@suse.cz>
832 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
833 (dump_cgraph_node): Dump new flags.
834 * cgraph.h (struct cgraph_node): Add flags
835 reachable_from_other_partition and in_other_partition.
836 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
837 other partition can not be removed.
838 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
839 the other partition must be output; silence sanity checking on
840 leaking functions bodies from other paritition.
841 * lto-cgraph.c (reachable_from_other_partition_p): New function.
842 (lto_output_node): Output new flags; do not sanity check that inline
843 clones are output; drop lto_forced_extern_inline_p code; do not mock
844 visibility flags at partition boundaries.
845 (add_node_to): New function.
846 (output_cgraph): Use it to sort functions so masters appear before
848 (input_overwrite_node): Input new flags.
849 * passes.c (ipa_write_summaries): Do not call
850 lto_new_extern_inline_states.
851 * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
852 lto_delete_extern_inline_states, lto_force_functions_extern_inline,
853 lto_forced_extern_inline_p): Kill.
854 * lto-streamer.h (lto_new_extern_inline_states,
855 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
856 lto_forced_extern_inline_p): Kill.
858 2010-04-20 Richard Guenther <rguenther@suse.de>
860 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
861 from vars that can have pointers.
862 (process_constraint): Dump useless constraints.
864 2010-04-20 Richard Guenther <rguenther@suse.de>
866 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
867 (dump_sa_points_to_info): Remove asserts.
868 (init_base_vars): nothing_id isn't an escape point nor does it
871 2010-04-20 Jakub Jelinek <jakub@redhat.com>
873 * tree.h (TYPE_REF_IS_RVALUE): Define.
874 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
875 should_move_die_to_comdat, prune_unused_types_walk): Handle
876 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
877 (modified_type_die, gen_reference_type_die): Emit
878 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
879 if TYPE_REF_IS_RVALUE and -gdwarf-4.
881 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
884 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
885 calls for -fpic -m31 if they have been sibcall optimized.
887 2010-04-19 James E. Wilson <wilson@codesourcery.com>
889 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
890 ar.lc fixed and call-used.
892 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
894 2010-04-19 Jan Hubicka <jh@suse.cz>
896 * opts.c (decode_options): Disable whpr incompatible passes.
897 * lto/lto.c (lto_1_to_1_map): Skip clones.
898 (read_cgraph_and_symbols): Do not mark everything as needed.
899 (do_whole_program_analysis): Do map only after optimizing;
900 set proper cgraph_state; use passmanager.
902 2010-04-19 DJ Delorie <dj@redhat.com>
904 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
905 POINTER_PLUS_EXPR and fix them.
907 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
909 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
910 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
911 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
912 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
913 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
914 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
915 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
916 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
917 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
918 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
919 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
921 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
923 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
924 (check_cond_move_block): Likewise.
925 (cond_move_process_if_block): Likewise.
926 (noce_find_if_block): Improve formatting.
927 (find_if_header): Pass 0 to memset and tweak conditions.
928 (cond_exec_find_if_block): Fix long lines and tweak conditions.
930 2010-04-19 Jakub Jelinek <jakub@redhat.com>
932 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
936 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
937 with non-local decl doesn't need chain.
939 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
941 * ira-color.c (allocno_reload_assign): Avoid accumulating
942 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
944 2010-04-19 Martin Jambor <mjambor@suse.cz>
946 * gimple.h (create_tmp_reg): Declare.
947 * gimplify.c (create_tmp_reg): New function.
948 (gimplify_return_expr): Use create_tmp_reg.
949 (gimplify_omp_atomic): Likewise.
950 (gimple_regimplify_operands): Likewise.
951 * tree-dfa.c (make_rename_temp): Likewise.
952 * tree-predcom.c (predcom_tmp_var): Likewise.
953 (reassociate_to_the_same_stmt): Likewise.
954 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
955 (get_replaced_param_substitute): Likewise.
956 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
957 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
958 * tree-ssa-pre.c (get_representative_for): Likewise.
959 (create_expression_by_pieces): Likewise.
960 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
961 (create_tailcall_accumulator): Likewise.
963 2010-04-19 Martin Jambor <mjambor@suse.cz>
965 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
967 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
969 2010-04-19 Richard Guenther <rguenther@suse.de>
971 PR tree-optimization/43796
972 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
973 from SCEV in the lattice.
974 (vrp_visit_phi_node): Dump change.
976 2010-04-19 Richard Guenther <rguenther@suse.de>
978 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
979 * configure: Re-generated.
981 2010-04-19 Richard Guenther <rguenther@suse.de>
983 PR tree-optimization/43783
984 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
985 constant ARRAY_REF operands two and three if possible.
987 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
990 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
992 2010-04-19 Jie Zhang <jie@codesourcery.com>
995 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
997 2010-04-19 Ira Rosen <irar@il.ibm.com>
999 PR tree-optimization/37027
1000 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
1001 and macro to access it.
1002 (vectorizable_reduction): Add argument.
1003 (vect_get_slp_defs): Likewise.
1004 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
1005 statements for possible use in SLP.
1006 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
1007 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
1008 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
1010 (vectorizable_reduction): Likewise.
1011 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
1013 (vectorizable_type_demotion, vectorizable_type_promotion,
1014 vectorizable_store): Likewise.
1015 (vect_analyze_stmt): Update call to vectorizable_reduction.
1016 (vect_transform_stmt): Likewise.
1017 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
1018 (vect_build_slp_tree): Fix indentation. Check that there are no loads
1019 from different interleaving chains in same node.
1020 (vect_slp_rearrange_stmts): New function.
1021 (vect_supported_load_permutation_p): Allow load permutations for
1022 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
1023 inside SLP nodes if necessary.
1024 (vect_analyze_slp_instance): Handle reductions.
1025 (vect_analyze_slp): Try to build SLP instances originating from groups
1027 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
1028 (vect_get_constant_vectors): Create initial vectors for reductions
1029 according to reduction code. Add new argument.
1030 (vect_get_slp_defs): Add new argument, pass it to
1031 vect_get_constant_vectors.
1032 (vect_schedule_slp_instance): Remove SLP tree root statements.
1034 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1036 * tree.h (ENUM_IS_SCOPED): Define.
1037 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
1038 for ENUM_IS_SCOPED enums.
1040 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
1042 * fold-const.c (fold_comparison): Use ssizetype.
1043 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
1044 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
1045 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
1046 * tree-object-size.c (compute_object_sizes): Use size_type_node.
1048 * tree.h (initialize_sizetypes): Remove parameter.
1049 (build_common_tree_nodes): Remove second parameter.
1050 * stor-layout.c (initialize_sizetypes): Remove parameter.
1051 Always create an unsigned type.
1052 (set_sizetype): Assert that the passed type is unsigned and simplify.
1053 * tree.c (build_common_tree_nodes): Remove second parameter.
1054 Adjust call to initialize_sizetypes.
1055 * c-decl.c (c_init_decl_processing): Remove second argument in call to
1056 build_common_tree_nodes.
1058 2010-04-18 Matthias Klose <doko@ubuntu.com>
1060 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
1062 2010-04-18 Ira Rosen <irar@il.ibm.com>
1064 PR tree-optimization/43771
1065 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
1066 load permutation doesn't have gaps.
1068 2010-04-18 Jan Hubicka <jh@suse.cz>
1070 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
1071 (sse_prologue_save_insn expander): Use new pattern.
1072 (sse_prologue_save_insn1): New pattern and splitter.
1073 (sse_prologue_save_insn): Update to deal also with 64bit aligned
1075 * i386.c (setup_incoming_varargs_64): Do not compute jump
1077 (ix86_gimplify_va_arg): Update alignment needed.
1078 (ix86_local_alignment): Do not align all local arrays to 128bit.
1080 2010-04-17 Jan Hubicka <jh@suse.cz>
1082 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
1084 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1086 * arm.md (negdi2): Remove redundant code to force values into a
1089 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1091 * arm/bpabi.S: Add EABI alignment attributes to objects.
1092 * arm/bpabi-v6m.S: Likewise.
1093 * arm/crti.asm: Likewise.
1094 * arm/crtn.asm: Likewise.
1095 * arm/lib1funcs.asm: Likewise.
1096 * arm/libunwind.S: Likewise.
1098 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1100 * arm-protos.h (tune_params): New structure.
1101 * arm.c (current_tune): New variable.
1102 (arm_constant_limit): Delete.
1103 (struct processors): Add pointer to the tune parameters.
1104 (arm_slowmul_tune): New tuning option.
1105 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
1106 (all_cores): Adjust to pick up the tuning model.
1107 (arm_constant_limit): New function.
1108 (arm_override_options): Select the appropriate tuning model. Delete
1109 initialization of arm_const_limit.
1110 (arm_split_constant): Use the new constant-limit model.
1111 (arm_rtx_costs): Pick up the current tuning model.
1112 * arm.md (is_strongarm, is_xscale): Delete.
1113 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
1114 for Xscale variant architectures.
1115 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
1117 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1119 * config/arm/arm.c (arm_gen_constant): Remove unused variable
1121 (arm_rtx_costs_1): Remove unused variable extra_cost.
1122 (arm_unwind_emit_set): Use variable offset.
1123 (thumb1_output_casesi): Remove unused variable flags.
1125 2010-04-16 Jeff Law <law@redhat.com>
1127 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
1128 needing assignment rather than doing a two-phase assignment. Remove
1129 unused variable 'm'.
1131 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1134 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
1136 2010-04-16 Doug Kwan <dougkwan@google.com>
1138 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
1139 (next_operand_entry_id): New static variable.
1140 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
1141 (add_to_ops_vec): Assigned unique ID to operand entry.
1142 (struct oecount_s): New field ID.
1143 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
1144 (undistribute_ops_list): Assign unique IDs to oecounts.
1145 (init_reassoc): reset next_operand_entry_id.
1147 2010-04-16 Doug Kwan <dougkwan@google.com>
1149 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
1150 missing left parenthesis.
1152 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
1154 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
1155 *btdi_rex64 using SWI48 mode iterator.
1156 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
1157 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
1158 *jcc_btdi_mask_rex64.
1160 2010-04-16 Anatoly Sokolov <aesok@post.ru>
1162 * double-int.h (tree_to_double_int): Convert to macro.
1163 * double-int.c (tree_to_double_int): Remove.
1165 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1168 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
1169 with want_address 2 and in case a single element list might be
1170 possible, call it again with want_address 0.
1172 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1174 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
1175 case 'W' print operands for HI mode.
1176 * config/h8300/h8300.h (Y0, Y2) : New constraints.
1177 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
1178 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
1179 * config/h8300/predicate.md (bit_register_indirect_operand): New.
1181 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
1183 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
1184 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
1185 #xx:3 and #xx:4 mode.
1187 * config/h8300/h8300.md (inverted load with HImode dest): Add
1188 support for H8300SX.
1190 * config/h8300/predicate.md (bit_operand): Allow immediate values that
1191 satisfy 'U' constraint.
1193 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1195 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
1196 * configure: Regenerate.
1197 * config.in: Regenerate.
1198 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
1201 2010-04-16 Richard Guenther <rguenther@suse.de>
1203 * tree.h (struct tree_decl_minimal): Move pt_uid ...
1204 (struct tree_decl_common): ... here.
1205 (DECL_PT_UID): Adjust.
1206 (SET_DECL_PT_UID): Likewise.
1207 (DECL_PT_UID_SET_P): Likewise.
1209 2010-04-16 Richard Guenther <rguenther@suse.de>
1211 PR tree-optimization/43572
1212 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
1213 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
1214 * tree-flow.h (is_call_clobbered): Remove.
1215 * tree-flow-inline.h (is_call_clobbered): Likewise.
1216 * tree-dfa.c (dump_variable): Do not dump call clobber state.
1217 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
1218 (execute_return_slot_opt): Adjust.
1219 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
1220 check for call clobbered vars here.
1221 (find_tail_calls): Move tailcall verification to the
1224 2010-04-16 Diego Novillo <dnovillo@google.com>
1226 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
1228 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1231 * config/arm/arm.md (cbranchqi4): New pattern.
1232 * config/arm/predicates.md (const0_operand,
1233 cbranchqi4_comparison_operator): New predicates.
1235 2010-04-16 Richard Guenther <rguenther@suse.de>
1237 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
1238 (dump_gimple_stmt): Likewise.
1240 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1242 * recog.h (struct recog_data): New field is_operator.
1243 (struct insn_operand_data): New field is_operator.
1244 * recog.c (extract_insn): Set recog_data.is_operator.
1245 * genoutput.c (output_operand_data): Emit code to set the
1247 * reload.c (find_reloads): Use it rather than testing for an
1248 empty constraint string.
1251 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
1252 If the previous insn is a cbranchsi4_insn with the same arguments,
1253 omit the compare instruction.
1255 * config/arm/arm.md (addsi3_cbranch): If destination is a high
1256 register, inputs must be low registers and we need a low register
1257 scratch. Handle alternative 2 like alternative 3.
1259 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1261 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
1262 don't call get_addr on both. If one expression is a VALUE and
1263 the other a REG, check VALUE's locs if the REG isn't among them.
1265 2010-04-16 Christian Bruel <christian.bruel@st.com>
1267 * config/sh/sh.h (sh_frame_pointer_required): New function.
1268 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
1269 (flag_omit_frame_pointer) Set.
1270 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
1271 (rounded_frame_size): Adjust size with outgoing_args_size.
1272 (sh_set_return_address): Must return from stack pointer.
1273 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
1274 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1275 (ACCUMULATE_OUTGOING_ARGS): Define.
1276 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
1277 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
1279 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1282 * config/sh/sh.c (sh_legitimize_reload_address): Use
1283 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
1284 Remove a unneeded check for offset_base.
1286 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
1288 * configure: Regenerated.
1290 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1292 * config/s390/s390.c (s390_call_save_register_used): Switch back
1293 to HARD_REGNO_NREGS.
1295 2010-04-15 Richard Guenther <rguenther@suse.de>
1297 * alias.c (alias_set_subset_of): Handle alias-set zero
1300 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
1301 Julian Brown <julian@codesourcery.com>
1303 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
1304 alternatives according to use of high and low regs.
1305 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
1306 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
1307 optimizing for size on Thumb-2.
1309 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
1311 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
1313 2010-04-15 Richard Guenther <rguenther@suse.de>
1315 * tree-ssa-structalias.c (struct variable_info): Add
1317 (new_var_info): Initialize it.
1318 (dump_constraints): Support printing last added constraints.
1319 (debug_constraints): Adjust.
1320 (dump_constraint_graph): Likewise.
1321 (make_heapvar_for): Check for NULL cfun.
1322 (get_function_part_constraint): New function.
1323 (get_fi_for_callee): Likewise.
1324 (find_func_aliases): Properly implement IPA PTA constraints.
1325 (process_ipa_clobber): New function.
1326 (find_func_clobbers): Likewise.
1327 (insert_into_field_list_sorted): Remove.
1328 (create_function_info_for): Properly allocate vars for IPA mode.
1329 Do not use insert_into_field_list_sorted.
1330 (create_variable_info_for): Properly generate constraints for
1331 global vars in IPA mode.
1332 (dump_solution_for_var): Always dump the solution.
1333 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
1334 (find_what_var_points_to): Adjust.
1335 (pt_solution_set): Change.
1336 (pt_solution_ior_into): New function.
1337 (pt_solution_empty_p): Export.
1338 (pt_solution_includes_global): Adjust.
1339 (pt_solution_includes_1): Likewise.
1340 (pt_solutions_intersect_1): Likewise.
1341 (dump_sa_points_to_info): Check some invariants.
1342 (solve_constraints): Move constraint dumping ...
1343 (compute_points_to_sets): ... here.
1344 (ipa_pta_execute): ... and here.
1345 (compute_may_aliases): Do not re-compute points-to info
1346 locally if IPA info is available.
1347 (ipa_escaped_pt): New global var.
1348 (ipa_pta_execute): Properly implement IPA PTA.
1349 * tree-into-ssa.c (dump_decl_set): Support dumping
1350 decls not in referenced-vars.
1351 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
1352 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
1353 (dump_points_to_solution): Likewise.
1354 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
1355 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
1356 (remap_gimple_stmt): Reset call clobber/use information if necessary.
1357 (copy_decl_to_var): Copy DECL_PT_UID.
1358 (copy_result_decl_to_var): Likewise.
1359 * tree.c (make_node_stat): Initialize DECL_PT_UID.
1360 (copy_node_stat): Copy it.
1361 * tree.h (DECL_PT_UID): New macro.
1362 (SET_DECL_PT_UID): Likewise.
1363 (DECL_PT_UID_SET_P): Likewise.
1364 (struct tree_decl_minimal): Add pt_uid member.
1365 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
1366 (pt_solution_empty_p): Declare.
1367 (pt_solution_set): Adjust.
1368 (ipa_escaped_pt): Declare.
1369 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
1370 * gimple-pretty-print.c (pp_points_to_solution): New function.
1371 (dump_gimple_call): Dump call clobber/use information.
1372 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
1373 * tree-pass.h (TDF_ALIAS): New dump option.
1374 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
1375 * doc/invoke.texi (-fipa-pta): Update documentation.
1377 2010-04-15 Richard Guenther <rguenther@suse.de>
1379 * Makefile.in (OBJS-common): Add gimple-fold.o.
1380 (gimple-fold.o): New rule.
1381 * tree.h (maybe_fold_offset_to_reference,
1382 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
1384 * gimple.h: ... here.
1385 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
1386 may_propagate_address_into_dereference): Move prototypes ...
1387 * gimple.h: ... here.
1388 * tree-ssa-ccp.c (get_symbol_constant_value,
1389 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
1390 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
1391 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
1392 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
1393 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
1394 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
1395 gimplify_and_update_call_from_tree): Move ...
1396 * gimple-fold.c: ... here. New file.
1397 (ccp_fold_builtin): Rename to ...
1398 (gimple_fold_builtin): ... this.
1399 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
1401 2010-04-15 Richard Guenther <rguenther@suse.de>
1403 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
1404 fit_double_type, force_fit_type_double, add_double_with_sign,
1405 neg_double, mul_double_with_sign, lshift_double, rshift_double,
1406 lrotate_double, rrotate_double, div_and_round_double): Move ...
1407 * double-int.c: ... here.
1408 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
1409 add_double, neg_double, mul_double_with_sign, mul_double,
1410 lshift_double, rshift_double, lrotate_double, rrotate_double,
1411 div_and_round_double): Move prototypes ...
1412 * double-int.h: ... here.
1414 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
1417 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
1418 matching constraints to ensure inputs match the output.
1420 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1423 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
1424 in an input-only operand.
1426 2010-04-15 Anatoly Sokolov <aesok@post.ru>
1428 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
1429 (double_int_not, double_int_lshift, double_int_rshift): Declare.
1430 (double_int_negative_p): Convert to static inline function.
1431 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
1432 (double_int_negative_p): Remove.
1433 * tree.h (lshift_double, rshift_double):
1434 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
1435 * fold-const.c (fold_convert_const_int_from_real,
1436 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
1437 (lshift_double): Change type of arith argument to bool.
1438 (rshift_double): Change type of arith argument to bool. Correct
1440 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1442 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
1445 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
1446 at the start and end of the then/else blocks, and omit them from the
1448 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
1449 argument; all callers changed. Pass zero to old_insns_match_p instead.
1450 (flow_find_head_matching_sequence): New function.
1451 (old_insns_match_p): Check REG_EH_REGION notes for calls.
1452 * basic-block.h (flow_find_cross_jump,
1453 flow_find_head_matching_sequence): Declare functions.
1455 2010-04-14 Jason Merrill <jason@redhat.com>
1458 * c-common.c (attribute_takes_identifier_p): New fn.
1459 * c-common.h: Declare it.
1461 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1463 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1465 (*udivmod<mode>4): Ditto.
1467 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1469 * config/i386/i386.md (maxmin_int): Rename code attribute from
1470 maxminiprefix and update all users.
1471 (maxmin_float): Ditto from maxminfprefix.
1472 (logic): Ditto from logicprefix.
1473 (absneg_mnemonic): Ditto from absnegprefix.
1474 * config/i386/mmx.md: Update all users of maxminiprefix,
1475 maxminfprefix and logicprefix for rename.
1476 * config/i386/sse.md: Ditto.
1477 * config/i386/sync.md (sync_<code><mode>): Update for
1480 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1483 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1484 warnings converted to errors.
1486 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1488 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1489 used insn_type variable.
1490 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1491 to avoid set-but-not-used warning.
1493 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1495 * df-core.c (df_ref_debug): Change format string placeholder
1497 * dwarf2asm.c (dw2_asm_output_data_raw,
1498 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1499 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1500 * dwarf2out.c (output_cfi, output_cfi_directive,
1501 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1502 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1504 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1505 * print-rtl.c (print_rtx): Ditto.
1507 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1510 * builtins.c (expand_builtin_pow_root): New function to expand pow
1511 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1512 series of sqrt and cbrt calls under -ffast-math.
1513 (expand_builtin_pow): Call it.
1515 2010-04-14 Michael Matz <matz@suse.de>
1517 PR tree-optimization/42963
1518 * tree-cfg.c (touched_switch_bbs): New static variable.
1519 (group_case_labels_stmt): New function broken out from ...
1520 (group_case_labels): ... here, use the above.
1521 (start_recording_case_labels): Allocate touched_switch_bbs.
1522 (end_recording_case_labels): Deallocate it, call
1523 group_case_labels_stmt.
1524 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1526 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1528 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1531 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1533 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1535 2010-04-13 Jan Hubicka <jh@suse.cz>
1537 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1538 of optimized out static functions.
1539 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1540 cost computation. Also sanity check for overflows.
1541 (update_caller_keys): Update cgraph_edge_badness call; properly
1542 update fibheap and sanity check that it is up to date.
1543 (add_new_edges_to_heap): Update cgraph_edge_badness.
1544 (cgraph_decide_inlining_of_small_function): Likewise;
1545 add sanity checking that badness in heap is up to date;
1546 improve dumping of reason; Update badness of calls to the
1547 offline copy of function currently inlined; dump badness
1548 of functions not inlined because of unit growth limits.
1550 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1553 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1554 because of sign-extension change when converting to sizetype here...
1555 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1557 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1558 the folding to constants. Remove redundant final conversion.
1559 (fold_binary) <associate>: Do not associate if the re-association of
1560 constants alone overflows.
1561 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1562 to the end of the list.
1563 (multiple_of_p) <COND_EXPR>: New case.
1565 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1567 * opt-functions.awk (opt_sanitized_name): New.
1569 * optc-gen.awk: Use it
1570 * opth-gen.awk: Use it.
1572 2010-04-13 Martin Jambor <mjambor@suse.cz>
1574 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1575 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1576 children. Call replace_uses_with_default_def_ssa_name to handle
1579 2010-04-13 Michael Matz <matz@suse.de>
1582 * builtins.c (expand_builtin_interclass_mathfn): Also create
1583 a register if the predicate doesn't match.
1585 2010-04-13 Diego Novillo <dnovillo@google.com>
1587 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1588 * c-pch.c: Include timevar.h.
1589 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1590 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1591 * ggc-common.c: Include timevar.h.
1592 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1593 * timevar.def (TV_PCH_SAVE): Define.
1594 (TV_PCH_CPP_SAVE): Define.
1595 (TV_PCH_PTR_REALLOC): Define.
1596 (TV_PCH_PTR_SORT): Define.
1597 (TV_PCH_RESTORE): Define.
1598 (TV_PCH_CPP_RESTORE): Define.
1600 2010-04-13 Michael Matz <matz@suse.de>
1602 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1604 (can_reassociate_p): New function.
1605 (break_up_subtract_bb, reassociate_bb): Use it.
1607 2010-04-13 Richard Guenther <rguenther@suse.de>
1610 * builtins.c (c_readstr): Fix assert.
1612 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1614 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1615 when generating cltd insn.
1617 (*ashl<mode>3_1): Remove special handling for register operand 2.
1618 (*ashlsi3_1_zext): Ditto.
1619 (*ashlhi3_1): Ditto.
1620 (*ashlhi3_1_lea): Ditto.
1621 (*ashlqi3_1): Ditto.
1622 (*ashlqi3_1_lea): Ditto.
1623 (*<shiftrt_insn><mode>3_1): Ditto.
1624 (*<shiftrt_insn>si3_1_zext): Ditto.
1625 (*<shiftrt_insn>qi3_1_slp): Ditto.
1626 (*<rotate_insn><mode>3_1): Ditto.
1627 (*<rotate_insn>si3_1_zext): Ditto.
1628 (*<rotate_insn>qi3_1_slp): Ditto.
1630 2010-04-13 Richard Guenther <rguenther@suse.de>
1632 * tree-ssa-structalias.c (callused_id): Remove.
1633 (call_stmt_vars): New.
1634 (get_call_vi): Likewise.
1635 (lookup_call_use_vi): Likewise.
1636 (lookup_call_clobber_vi): Likewise.
1637 (get_call_use_vi): Likewise.
1638 (get_call_clobber_vi): Likewise.
1639 (make_transitive_closure_constraints): Likewise.
1640 (handle_const_call): Adjust to do per-call call-used handling.
1641 (handle_pure_call): Likewise.
1642 (find_what_var_points_to): Remove general callused handling.
1643 (init_base_vars): Likewise.
1644 (init_alias_vars): Initialize call_stmt_vars.
1645 (compute_points_to_sets): Process call-used and call-clobbered
1646 vars for call statements.
1647 (delete_points_to_sets): Free call_stmt_vars.
1649 2010-04-13 Richard Guenther <rguenther@suse.de>
1651 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1652 Only add RW dependence for dependence distance zero.
1653 Adjust maximal vectorization factor according to dependences.
1654 Move alignment handling ...
1655 (vect_find_same_alignment_drs): ... here. New function.
1656 (vect_analyze_data_ref_dependences): Adjust.
1657 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1658 (vect_analyze_data_refs): Adjust minimal vectorization factor
1659 according to data references.
1660 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1661 dependences before determining the vectorization factor.
1662 Analyze alignment after determining the vectorization factor.
1663 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1664 dependences before alignment.
1665 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1667 (vect_analyze_data_refs): Likewise.
1668 (MAX_VECTORIZATION_FACTOR): New define.
1670 2010-04-13 Duncan Sands <baldrick@free.fr>
1672 * except.h (lang_eh_type_covers): Remove.
1673 * except.c (lang_eh_type_covers): Likewise.
1675 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1676 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1678 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1679 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1680 UNITS_PER_LONG where it is ABI relevant.
1681 (s390_return_addr_rtx): Likewise.
1682 (s390_back_chain_rtx): Likewise.
1683 (s390_frame_area): Likewise.
1684 (s390_frame_info): Likewise.
1685 (s390_initial_elimination_offset): Likewise.
1686 (save_gprs): Likewise.
1687 (s390_emit_prologue): Likewise.
1688 (s390_emit_epilogue): Likewise.
1689 (s390_function_arg_advance): Likewise.
1690 (s390_function_arg): Likewise.
1691 (s390_va_start): Likewise.
1692 (s390_gimplify_va_arg): Likewise.
1693 (s390_function_profiler): Likewise.
1694 (s390_optimize_prologue): Likewise.
1695 (s390_rtx_costs): Likewise.
1696 (s390_secondary_reload): Likewise.
1697 (s390_promote_function_mode): Likewise.
1698 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1699 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1700 registers available.
1701 (s390_unwind_word_mode): New function.
1702 (s390_function_value): Split 64 bit values into register pair if
1703 used as return value.
1704 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1705 function call parameters. Handle parallels.
1706 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1707 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1708 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1709 (s390_expand_setmem): Remove unused variable src_addr.
1710 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1711 deal with 64 bit registers.
1712 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1713 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1714 (UNITS_PER_LONG): New macro.
1715 * libjava/include/s390-signal.h: Define extended ucontext
1716 structure containing the upper halfs of the 64 bit registers.
1718 2010-04-13 Simon Baldwin <simonb@google.com>
1720 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1722 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1724 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1725 rvalue on the RHS if the LHS is of a non-renamable type.
1726 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1728 2010-04-13 Matthias Klose <doko@ubuntu.com>
1730 * gcc.c (cc1_options): Handle -iplugindir before processing
1731 the cc1 spec. Only add -iplugindir once.
1732 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1734 * common.opt (iplugindir): Remove `Separate' property, initialize.
1735 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1737 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1738 (distclean): Remove plugin dir.
1739 * doc/invoke.texi: Document -iplugindir.
1741 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1743 * doc/plugins.texi (Loading Plugins): Document short
1744 -fplugin=foo option.
1745 (Plugin API): Mention default_plugin_dir_name function.
1747 * gcc.c (find_file_spec_function): Add new declaration.
1748 (static_spec_func): Use it for "find-file".
1749 (find_file_spec_function): Add new function.
1750 (cc1_options): Add -iplugindir option if -fplugin* options found.
1752 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1754 * plugin.c (add_new_plugin): Updated comment, and handle short
1756 (default_plugin_dir_name): Added new function.
1758 * common.opt (iplugindir): New option to set the plugin directory.
1760 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1762 * config/i386/i386.md (any_rotate): New code iterator.
1763 (rotate_insn): New code attribute.
1765 (SWIM124): New mode iterator.
1766 (<rotate_insn>ti3): New expander.
1767 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1768 any_rotate code iterator.
1769 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1770 using any_rotate code iterator and SWIM124 mode iterator.
1771 (ix86_rotlti3): New insn_and_split pattern.
1772 (ix86_rotrti3): Ditto.
1773 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1774 ix86_rotl{di,ti}3 patterns.
1775 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1776 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1777 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1778 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1779 code iterator and SWI mode iterator.
1780 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1781 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1783 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1784 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1785 (bswap rotatert splitter): Add splitter.
1786 (bswap splitter): Macroize splitter using any_rotate code iterator.
1787 Add insn predicate to split only for TARGET_USE_XCHGB or when
1788 optimizing function for size.
1790 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1792 * config/pa/pa.c (emit_move_sequence): Remove use of
1793 deleted variable flag_argument_noalias.
1795 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1797 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1799 Add to unsupported targets list.
1800 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1801 sparc*-sun-solaris2.[567]* from target lists.
1802 * configure: Regenerate.
1803 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1805 Remove Solaris 7 patch references.
1806 (Specific, sparc-sun-solaris2.7): Removed.
1807 (sparc-sun-solaris2*): Update Solaris 7 example.
1808 (sparc64-*-solaris2*): Likewise.
1810 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1812 * config.build (alpha*-dec-osf4*): Remove.
1813 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1814 of obsolete configurations.
1815 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1817 * config/alpha/t-osf4: Renamed to ...
1818 * config/alpha/t-osf5: ... this.
1819 * config/alpha/osf.h: Renamed to ...
1820 * config/alpha/osf5.h: ... this.
1821 Merged old osf5.h contents.
1823 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1824 (EXTRA_SPECS): Removed.
1825 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1826 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1829 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1831 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1833 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
1836 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1837 __thiscall convention.
1839 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1841 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1843 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1845 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1847 * function.c (assign_parms_initialize_all): Add unused attribute
1850 2010-04-12 Richard Guenther <rguenther@suse.de>
1852 * gsstruct.def (GSS_CALL): New.
1853 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1854 * gimple.h: Include tree-ssa-alias.h.
1855 (struct gimple_statement_call): New.
1856 (union gimple_statement_struct_d): Add gimple_call member.
1857 (gimple_call_reset_alias_info): Declare.
1858 (gimple_call_use_set): New function.
1859 (gimple_call_clobber_set): Likewise.
1860 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1861 * gimple.c (gimple_call_reset_alias_info): New function.
1862 (gimple_build_call_1): Call it.
1863 * lto-streamer-in.c (input_gimple_stmt): Likewise.
1864 * tree-inline.c (remap_gimple_stmt): Likewise.
1865 (expand_call_inline): Remove callused handling.
1866 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1867 * tree-dfa.c (dump_variable): Likewise.
1868 * tree-parloops.c (parallelize_loops): Likewise.
1869 * tree-ssa.c (init_tree_ssa): Likewise.
1870 (delete_tree_ssa): Likewise.
1871 * tree-flow-inline.h (is_call_used): Remove.
1872 * tree-flow.h (struct gimple_df): Remove callused member.
1873 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1874 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1875 (ref_maybe_used_by_call_p_1): Simplify.
1876 (call_may_clobber_ref_p_1): Likewise.
1877 * tree-ssa-structalias.c (compute_points_to_sets): Set
1878 the call stmt used and clobbered sets.
1879 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1880 (find_tail_calls): Verify the tail call.
1882 2010-04-12 Richard Guenther <rguenther@suse.de>
1884 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1885 single-iteration always-inline inlining.
1886 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1887 (cgraph_decide_inlining): Do not handle always-inline specially.
1888 (try_inline): Remove always-inline cycle detection special case.
1889 Do not recurse on always-inlines.
1890 (cgraph_early_inlining): Do not iterate if not optimizing.
1891 (cgraph_gate_early_inlining): remove.
1892 (pass_early_inline): Run unconditionally.
1893 (gate_cgraph_decide_inlining): New function.
1894 (pass_ipa_inline): Use it. Do not run the IPA inliner if
1895 not inlining or optimizing.
1896 (cgraph_decide_inlining_of_small_functions): Also consider
1897 always-inline functions.
1898 (cgraph_default_inline_p): Return true for nodes which should
1899 disregard inline limits.
1900 (estimate_function_body_sizes): Assume zero size and time for
1901 nodes which are marked as disregarding inline limits.
1902 (cgraph_decide_recursive_inlining): Do not perform recursive
1903 inlining on always-inline nodes.
1905 2010-04-12 Jakub Jelinek <jakub@redhat.com>
1908 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1909 for exprs satisfying handled_component_p.
1911 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
1913 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1914 non-constant aggregate elements.
1916 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1917 is a real initialization.
1919 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
1922 * c-decl.c (start_function): Move forward check for nested function.
1924 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1926 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1927 * config/sh/sh.c: Include reload.h.
1928 (sh_legitimize_reload_address): New.
1929 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1930 sh_legitimize_reload_address.
1932 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1934 * config/sh/sh.md (*movqi_pop): New insn pattern.
1935 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1937 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1939 * config/i386/i386.md (any_shiftrt): New code iterator.
1940 (shiftrt_insn): New code attribute.
1942 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1943 using any_shiftrt code iterator.
1944 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1945 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1946 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1947 pattern from corresponding peephole2 patterns.
1948 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1949 using any_shiftrt code iterator.
1950 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1951 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1952 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1953 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1954 *{ashr,lshr}<mode>3_cmp_zext.
1955 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1957 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1959 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1961 (*lshr<mode>3_cconly): Ditto.
1963 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1965 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1966 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1967 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1968 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1970 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1971 from corresponding peephole2 patterns.
1972 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1973 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1974 and *lshrdi3_1_rex64 using SWI mode iterator.
1975 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1976 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1977 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1978 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1979 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1980 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1981 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1982 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1983 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1986 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1988 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1989 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1990 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1991 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1993 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1994 from corresponding peephole2 patterns.
1995 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1996 (ashrsi3_cvt): Rename from ashrsi3_31.
1997 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1998 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1999 and x86_64_shift_adj_3 using SWI48 mode iterator.
2000 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
2001 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
2002 and *ashrdi3_1_rex64 using SWI mode iterator.
2003 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
2004 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
2005 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
2006 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
2007 and *ashrdi3_cmp_rex64 using SWI mode iterator.
2008 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
2009 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
2010 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
2011 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
2013 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
2014 * config/i386/i386.c (ix86_split_ashr): Update for renamed
2015 x86_shift<mode>_adj_3 expanders.
2017 2010-04-10 Wei Guozhi <carrot@google.com>
2020 * config/arm/arm.c (arm_pic_static_addr): New function.
2021 (legitimize_pic_address): Call arm_pic_static_addr when it detects
2023 (arm_output_addr_const_extra): Output expression for new pattern.
2024 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
2026 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
2028 * ira-costs.c (record_reg_classes): Ignore alternatives that are
2031 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
2032 * web.c: Include "insn-config.h" and "recog.h".
2033 (union_match_dups): New function.
2034 (web_main): Call it.
2035 (union_defs): Don't try to recognize match_dups.
2037 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
2038 if doing so would replace the entire pattern.
2040 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2044 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
2045 and splitter pattern. Change splitter operand 1 predicate to
2048 2010-04-09 Martin Jambor <mjambor@suse.cz>
2050 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
2051 lattices are addresses of CONST_DECLs with the same initial value.
2052 (ipcp_print_all_lattices): Print values of CONST_DECLs.
2053 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
2055 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
2056 Bernd Schmidt <bernds@codesourcery.com>
2058 * loop-invariant.c (replace_uses): New static function.
2059 (move_invariant_reg): Use it to ensure we can replace the uses.
2061 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
2063 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
2065 (picochip_override_options): Enable section anchors only above -O1.
2066 (picochip_reorg): Fixed a couple of build warnings.
2068 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2070 * configure.ac (plugin -rdynamic test): Log result.
2071 * configure: Regenerate.
2072 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
2073 (RDYNAMIC_SPEC): Define.
2074 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
2076 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2078 * configure.ac: Determine Sun ld version numbers.
2079 (comdat_group): Restrict GNU ld version checks to gld.
2080 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
2081 (enable_comdat): Support --enable-comdat.
2082 * configure: Regenerate.
2083 * doc/install.texi (Configuration): Document --enable-comdat.
2085 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2087 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
2088 * config/sol2-gld.h: ... here.
2089 * config.gcc (sparc*-*-solaris2*): Reflect this.
2090 (i[34567]86-*-solaris2*): Use it.
2092 2010-04-09 Steve Ellcey <sje@cup.hp.com>
2094 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
2096 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
2098 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2101 * diagnostic.c (diagnostic_initialize): Initialize
2102 some_warnings_are_errors.
2103 (diagnostic_finish): New.
2104 (diagnostic_action_after_output): Call it before exiting.
2105 (diagnostic_report_diagnostic): Do not print message here. Set
2106 some_warnings_are_errors.
2107 * diagnostic.h (diagnostic_context): Delete
2108 issue_warnings_are_errors_message. Add some_warnings_are_errors.
2109 (diagnostic_finish): Declare.
2110 * toplev.c (toplev_main): Call it before exit.
2112 2010-04-09 Jason Merrill <jason@redhat.com>
2115 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
2116 for incomplete type.
2119 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
2120 based on a warning flag.
2122 2010-04-09 Richard Guenther <rguenther@suse.de>
2124 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
2126 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
2129 * varasm.c (default_assemble_visibility): Wrap vars that are
2130 set, but unused, by targets without GAS.
2131 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
2132 Remove set, but unused, vars.
2133 (rs6000_legitimize_tls_address): Likewise.
2134 (altivec_expand_dst_builtin): Likewise.
2135 * config/darwin.c (machopic_classify_symbol): Likewise.
2136 (machopic_indirection_name): Likewise.
2138 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2140 * config/i386/i386.md (DWI): New mode iterator.
2141 (S): New mode attribute.
2142 (shift_operand): Ditto.
2143 (shift_immediate_operand): Ditto.
2144 (ashl_input_operand): Ditto.
2145 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
2146 using SDWIM mode iterator.
2147 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
2148 pattern from *ashl{di,ti}3_1 and corresponding splitters using
2150 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
2151 from corresponding peephole2 patterns.
2152 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
2153 and x86_64_shift_adj_1 using SWI48 mode iterator.
2154 (x86_shift<mode>_adj_2): Ditto.
2155 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
2156 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
2157 using SWI48 mode iterator.
2158 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
2159 *ashldi3_cmp_rex64 using SWI mode iterator.
2160 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
2161 *ashldi3_cconly_rex64 using SWI mode iterator.
2162 * config/i386/i386.c (ix86_split_ashl): Update for renamed
2163 x86_shift<mode>_adj_{1,2}.
2164 (ix86_split_ashr): Ditto.
2165 (ix86_split_lshr): Ditto.
2167 2010-04-09 Richard Guenther <rguenther@suse.de>
2169 * target.h (builtin_conversion): Pass in input and output types.
2170 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
2171 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
2172 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
2173 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
2175 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
2177 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
2179 2010-04-09 Richard Guenther <rguenther@suse.de>
2182 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
2184 2010-04-09 Richard Guenther <rguenther@suse.de>
2186 * tree-vectorizer.h (struct _stmt_vec_info): Document
2187 that vectype is the type of the LHS.
2188 (supportable_widening_operation, supportable_narrowing_operation):
2189 Get both input and output vector types as arguments.
2190 (vect_is_simple_use_1): Declare.
2191 (get_same_sized_vectype): Likewise.
2192 * tree-vect-loop.c (vect_determine_vectorization_factor):
2193 Set STMT_VINFO_VECTYPE to the vector type of the def.
2194 (vectorizable_reduction): Adjust.
2195 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
2196 Adjust. Specify the output vector type.
2197 (vect_pattern_recog_1): Adjust.
2198 * tree-vect-stmts.c (get_same_sized_vectype): New function.
2199 (vectorizable_call): Adjust.
2200 (vectorizable_conversion): Likewise.
2201 (vectorizable_operation): Likewise.
2202 (vectorizable_type_demotion): Likewise.
2203 (vectorizable_type_promotion): Likewise.
2204 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
2206 (vect_is_simple_use_1): New function.
2207 (supportable_widening_operation): Get both input and output
2209 (supportable_narrowing_operation): Likewise.
2210 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
2212 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
2214 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
2215 __thiscall and _thiscall as predefined macros.
2216 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
2217 thiscall attribute handling.
2218 (ix86_comp_type_attributes): Likewise.
2219 (ix86_function_regparm): Likewise.
2220 (ix86_return_pops_args): Likewise.
2221 (init_cumulative_args): Likewise.
2222 (find_drap_reg): Likewise.
2223 (ix86_static_chain): Likewise.
2224 (x86_this_parameter): Likewise.
2225 (x86_output_mi_thunk): Likewise.
2226 (ix86_attribute_table): Add description for thiscall attribute.
2227 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
2228 * doc/extend.texi: Add documentation for thiscall.
2230 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2233 * c.opt (Wint-to-pointer-cast): Available in C++.
2234 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
2236 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
2238 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
2239 * calls.c (expand_call): Pass the function type to aggregate_value_p.
2240 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
2241 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
2242 function type instead. Reorder and simplify checks.
2244 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
2246 2010-04-08 Jing Yu <jingyu@google.com>
2247 Zdenek Dvorak <ook@ucw.cz>
2249 PR tree-optimization/42720
2250 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
2251 loop unswitch conditions here from ...
2252 (tree_unswitch_single_loop): ... here.
2254 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2256 * tree-if-conv.c: Fix comments and simplify logic.
2258 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2260 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
2261 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
2262 (main_tree_if_conversion): Update call to tree_if_conversion.
2264 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2267 * doc/invoke.texi (-b,-V): Delete.
2268 * doc/tm.texi: Do not mention -b.
2269 * gcc.c (display_help): Delete -b and -V.
2270 (process_command): Delete -b and -V.
2271 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
2273 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
2274 Wolfgang Gellerich <gellerich@de.ibm.com>
2276 Implement target hook for loop unrolling
2277 * target.h (loop_unroll_adjust): Add a new target hook function.
2278 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
2279 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
2280 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
2281 (s390_loop_unroll_adjust): Implement the new target hook for s390.
2282 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
2284 (decide_unroll_stupid): Likewise.
2286 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2289 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
2291 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2293 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
2294 (Specific, *-*-solaris2*): Likewise.
2295 Don't prefer Sun as over GNU as.
2297 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
2299 * config/s390/s390.c (override_options): Adjust the z10
2300 defaults for max-unroll-times, max-completely-peeled-insns
2301 and max-completely-peel-times.
2303 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2305 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
2306 instructions for z10.
2307 (s390_expand_setmem): Likewise.
2308 (s390_expand_cmpmem): Likewise.
2310 2010-04-08 Richard Guenther <rguenther@suse.de>
2312 PR tree-optimization/43679
2313 * tree-ssa-pre.c (eliminate): Only propagate copies.
2315 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2318 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
2319 set but not used variable warning.
2321 2010-04-08 Wei Guozhi <carrot@google.com>
2324 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
2325 (arm_size_rtx_costs): Call the new function when optimized for size.
2327 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2330 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
2331 op0 is not a MEM, just return NULL instead of assertion
2333 (discover_nonconstant_array_refs): Don't walk debug stmts.
2335 2010-04-08 Doug Kwan <dougkwan@google.com>
2337 * configure.ac: Recognize gold and do not use its version number
2338 to test ld features.
2339 * configure: Regenerate.
2341 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
2344 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
2345 (negate_value): Move code to push elements to broken_up_substracts ...
2346 (eliminate_plus_minus_pair): ... here. Push operands that have no
2347 negative pair to plus_negates.
2348 (repropagate_negates, init_reassoc, fini_reassoc): Update.
2350 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2352 * doc/install.texi (Configuration): Move description of
2353 --enable-lto, --with-libelf*, --enable-gold from Java section to
2356 * doc/generic.texi (Working with declarations)
2357 (Function Properties, C and C++ Trees): Fix typos.
2358 * doc/sourcebuild.texi (Top Level): Likewise.
2360 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2363 * tree.h (DECL_READ_P): Define.
2364 (struct tree_decl_common): Add decl_read_flag.
2365 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
2366 a set but not used warning.
2367 (merge_decls): Merge DECL_READ_P flag.
2368 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
2369 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
2370 * c-common.c (handle_used_attribute, handle_unused_attribute):
2372 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
2374 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
2376 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
2377 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
2378 c_parser_binary_expression, c_parser_cast_expression,
2379 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
2380 Call default_function_array_read_conversion instead of
2381 default_function_array_conversion where needed.
2382 (c_parser_unary_expression, c_parser_conditional_expression,
2383 c_parser_postfix_expression_after_primary, c_parser_initelt):
2384 Likewise. Call mark_exp_read where needed.
2385 (c_parser_statement_after_labels, c_parser_asm_operands,
2386 c_parser_typeof_specifier, c_parser_sizeof_expression,
2387 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
2389 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
2391 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
2392 (warn_unused_but_set_parameter): Default to warn_unused
2394 * doc/invoke.texi: Document -Wunused-but-set-variable and
2395 -Wunused-but-set-parameter.
2397 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
2398 used count variable.
2399 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
2400 when operandN variables aren't used in the body of the expander
2402 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
2403 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
2404 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
2405 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
2406 FOR_EACH_IMM_USE_ON_STMT): Likewise.
2407 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
2408 * tree.c (PROCESS_ARG): Likewise.
2410 2010-04-07 Simon Baldwin <simonb@google.com>
2412 * diagnostic.h (diagnostic_override_option_index): New macro to
2413 set a diagnostic's option_index.
2414 * c-tree.h (c_cpp_error): Add warning reason argument.
2415 * opts.c (_warning_as_error_callback): New.
2416 (register_warning_as_error_callback): Store callback for
2417 warnings enabled via enable_warning_as_error.
2418 (enable_warning_as_error): Call callback, minor code tidy.
2419 * opts.h (register_warning_as_error_callback): Declare.
2420 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
2421 response to -Werror=.
2422 (c_common_init_options): Register warning_as_error_callback in opts.c.
2423 * common.opt: Add -Wno-cpp option.
2424 * c-common.c (struct reason_option_codes_t): Map cpp warning
2425 reason codes to gcc option indexes.
2426 * (c_option_controlling_cpp_error): New function, lookup the gcc
2427 option index for a cpp warning reason code.
2428 * (c_cpp_error): Add warning reason argument, call
2429 c_option_controlling_cpp_error for diagnostic_override_option_index.
2430 * doc/invoke.texi: Document -Wno-cpp.
2432 2010-04-07 Richard Guenther <rguenther@suse.de>
2434 * ipa-reference.c (mark_load): Use get_base_address.
2435 (mark_store): Likewise.
2437 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
2438 inserting GIMPLE_NOPs into the IL.
2439 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2440 Explicitly strip handled components and indirect references.
2442 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
2443 folding address expressions.
2444 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
2445 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
2446 operand_equal_p to compare decls.
2447 (ptr_deref_may_alias_decl_p): Likewise.
2448 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
2449 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
2450 Handle reversed comparison ops.
2451 * tree-sra.c (asm_visit_addr): Use get_base_address.
2452 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
2453 * ipa-reference.c (mark_address): Use get_base_address.
2455 2010-04-07 Richard Guenther <rguenther@suse.de>
2457 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2458 Propagate constants everywhere.
2460 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2463 * tree.c (MAX_INT_CACHED_PREC): Define.
2464 (nonstandard_integer_type_cache): New array.
2465 (build_nonstandard_integer_type): Cache results for precision
2466 <= MAX_INT_CACHED_PREC.
2468 2010-04-07 Richard Guenther <rguenther@suse.de>
2470 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
2471 -fargument-noalias-global, -fargument-noalias-anything): Remove.
2472 * common.opt: Likewise.
2473 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2474 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2475 (nonoverlapping_memrefs_p): Likewise.
2476 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2477 * opts.c (common_handle_option): Handle OPT_fargument_alias,
2478 OPT_fargument_noalias, OPT_fargument_noalias_anything and
2479 OPT_fargument_noalias_global for backward compatibility.
2481 2010-04-07 Richard Guenther <rguenther@suse.de>
2483 PR tree-optimization/43270
2484 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2485 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2486 * tree-ssa-pre.c (phi_translate_1): Adjust.
2487 (fully_constant_expression): Split out vn_reference handling to ...
2488 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2489 Fold reads from constant strings.
2490 (vn_reference_lookup): Handle fully constant references.
2491 (vn_reference_lookup_pieces): Likewise.
2492 * Makefile.in (expmed.o-warn): Add -Wno-error.
2494 2010-04-07 Martin Jambor <mjambor@suse.cz>
2496 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2498 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2501 * gcc.c: Add -static-libstdc++ to list of recognized options.
2503 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2505 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2507 2010-04-07 Richard Guenther <rguenther@suse.de>
2510 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2511 bases build simple mem attributes to retain points-to information.
2513 2010-04-07 Richard Guenther <rguenther@suse.de>
2516 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2517 preserve points-to related information.
2519 2010-04-07 Richard Guenther <rguenther@suse.de>
2522 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2523 discard plain indirect references.
2524 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2525 * tree.c (tree_nop_conversion): Likewise.
2527 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2530 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2532 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2534 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2535 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2537 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2539 * tree-if-conv.c: Fix indentation and comments.
2541 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2543 * tree-if-conv.c: Sort static functions in topological order.
2545 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2547 * tree-if-conv.c: Fix indentation and comments.
2549 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2552 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2553 lang_hooks.types.type_for_size instead of
2554 build_nonstandard_integer_type.
2555 When converting an unsigned type to signed, double its precision.
2556 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2557 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2558 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2561 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2564 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2565 POINTER_PLUS_EXPR for pointer types.
2567 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2570 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2571 * graphite-clast-to-gimple.c: Include langhooks.h.
2572 (max_signed_precision_type): New.
2573 (max_precision_type): Takes two types as arguments.
2574 (precision_for_value): New.
2575 (precision_for_interval): New.
2576 (gcc_type_for_interval): New.
2577 (gcc_type_for_value): New.
2578 (gcc_type_for_clast_term): New.
2579 (gcc_type_for_clast_red): New.
2580 (gcc_type_for_clast_bin): New.
2581 (gcc_type_for_clast_expr): Split up into several functions.
2582 (gcc_type_for_clast_eq): Rewritten.
2583 (compute_bounds_for_level): New.
2584 (compute_type_for_level_1): New.
2585 (compute_type_for_level): New.
2586 (gcc_type_for_cloog_iv): Removed.
2587 (gcc_type_for_iv_of_clast_loop): Rewritten.
2588 (graphite_create_new_loop): Compute the lower and upper bound types
2589 with gcc_type_for_clast_expr.
2590 (graphite_create_new_loop_guard): Same.
2591 (find_cloog_iv_in_expr): Removed.
2592 (compute_cloog_iv_types_1): Removed.
2593 (compute_cloog_iv_types): Removed.
2594 (gloog): Do not call compute_cloog_iv_types.
2595 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2597 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2598 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2599 (GBB_CLOOG_IV_TYPES): Removed.
2601 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2603 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2604 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2605 (detect_commutative_reduction): Same.
2607 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2609 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2610 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2612 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2613 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2614 (rewrite_commutative_reductions_out_of_ssa): Same.
2615 * passes.c (execute_function_todo): Call verify_ssa for every pass
2616 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2617 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2618 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2619 with an extra argument.
2620 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2621 verify_ssa only when the extra argument is true.
2622 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2623 with an extra argument.
2624 (tree_transform_and_unroll_loop): Same.
2626 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2628 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2629 for all the passes of the LNO having LOOP_CLOSED_SSA.
2630 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2631 * tree-loop-distribution.c (pass_loop_distribution): Same.
2632 * tree-pass.h (TODO_verify_loops): Removed.
2633 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2635 (pass_tree_unswitch): Same.
2636 (pass_predcom): Same.
2637 (pass_vectorize): Same.
2638 (pass_linear_transform): Same.
2639 (pass_graphite_transforms): Same.
2640 (pass_iv_canon): Same.
2641 (pass_complete_unroll): Same.
2642 (pass_complete_unrolli): Same.
2643 (pass_parallelize_loops): Same.
2644 (pass_loop_prefetch): Same.
2645 (pass_iv_optimize): Same.
2647 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2650 * passes.c (init_optimization_passes): Move pass_lim before
2651 pass_copy_prop and pass_dce_loop.
2653 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2656 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2657 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2658 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2659 MULTI_* defines for 4 argument vpermil2p* builtins.
2661 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2663 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2664 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2665 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2666 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2667 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2668 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2669 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2670 Use x86_maybe_negate_const_int to output insn mnemonic.
2671 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2672 check from instruction predicate. Update comments.
2673 * config/i386/sync.md (sync_add<mode>): Use
2674 x86_maybe_negate_const_int to output insn mnemonic.
2676 2010-04-06 Jan Hubicka <jh@suse.cz>
2678 PR tree-optimization/42906
2679 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2680 IGNORE_SELF argument. Set visited_control_parents for fully
2682 (find_obviously_necessary_stmts): Update call of
2683 mark_control_dependent_edges_necessary.
2684 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2686 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2688 * config/i386/i386.md: Remove comment about 'e' and 'E'
2691 2010-04-06 Richard Guenther <rguenther@suse.de>
2693 PR tree-optimization/43627
2694 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2695 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2698 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2700 * BASE-VER: Change to 4.6.0.
2703 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2706 2010-04-06 Richard Guenther <rguenther@suse.de>
2709 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2711 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2713 * doc/invoke.texi (Optimize Options): Document that LTO
2714 won't remove object access purely due to incompatible
2717 2010-04-04 Matthias Klose <doko@ubuntu.com>
2719 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2720 Initialize variable.
2722 2010-04-03 Richard Guenther <rguenther@suse.de>
2725 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2726 require a non-NULL MEM_OFFSET.
2728 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2730 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2731 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2732 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2733 config/alpha/predicates.md, config/arm/arm.md,
2734 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2735 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2736 config/darwin9.h, config/darwin.c, config/darwin.h,
2737 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2738 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2739 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2740 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2741 config/mips/mips.md, config/mn10300/mn10300.c,
2742 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2743 config/rs6000/aix.h, config/rs6000/dfp.md,
2744 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2745 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2746 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2747 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2748 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2749 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2750 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2751 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2752 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2753 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2754 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2755 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2756 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2757 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2758 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2759 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2760 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2761 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2762 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2763 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2764 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2765 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2766 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2767 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2768 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2769 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2770 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2771 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2772 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2773 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2774 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2775 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2776 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2777 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2778 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2779 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2781 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2784 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2785 * aclocal.m4: Regenerate.
2787 2010-04-02 Richard Guenther <rguenther@suse.de>
2789 PR tree-optimization/43629
2790 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2791 if we have seen a constant value.
2793 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2795 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2797 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2800 * arm.c (legitimize_tls_address): Adjust call to
2801 gen_tls_load_dot_plus_four.
2802 (arm_note_pic_base): New function.
2803 (arm_cannot_copy_insn_p): Use it.
2804 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2807 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2812 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2814 * Makefile.in ($(out_object_file)): Depend on
2815 gt-$(basename $(notdir $(out_file))).h.
2817 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2819 * config.gcc (lm32-*-rtems*): Add t-lm32.
2821 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2823 * config.gcc: Add lm32-*-rtems*.
2824 * config/lm32/rtems.h: New file.
2826 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2829 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2831 2010-04-01 Jakub Jelinek <jakub@redhat.com>
2833 * dwarf2out.c (output_compilation_unit_header): For
2834 -gdwarf-4 use version 4 instead of version 3.
2835 (output_line_info): For version 4 and above emit additional
2836 maximum ops per insn header field.
2837 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2839 * dwarf2out.c (is_c_family, is_java): Remove.
2840 (lower_bound_default): New function.
2841 (add_bound_info, gen_descr_array_type_die): Use it.
2843 2010-04-01 Dodji Seketeli <dodji@redhat.com>
2846 * dwarf2out.c (gen_variable_die): Allow debug info for variable
2847 re-declaration when it happens in a function.
2849 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
2851 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2852 (cgraph_remove_function_insertion_hook): Same.
2853 (cgraph_call_function_insertion_hooks): Same.
2855 2010-04-01 Richard Guenther <rguenther@suse.de>
2858 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2859 and TREE_THIS_VOLATILE.
2860 (copy_ref_info): Likewise.
2861 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2862 * tree.c (build6_stat): Ignore side-effects of all but arg5
2863 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
2866 2010-04-01 Richard Guenther <rguenther@suse.de>
2868 PR tree-optimization/43607
2869 * ipa-type-escape.c (check_call): Do not access non-existing
2872 2010-04-01 Richard Guenther <rguenther@suse.de>
2876 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2877 Jack Howarth <howarth@bromo.med.uc.edu>
2879 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2882 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2884 * doc/install.texi (Prerequisites): Document libelf usability on
2885 IRIX 5/6 and Solaris 2.
2886 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2887 Update GNU as, GNU ld requirements.
2888 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2889 Document Sun Studio compiler download.
2890 Update and simplify as, ld recommendations.
2891 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2893 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2895 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2896 with_tune_32 to pentium4.
2898 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2900 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2902 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2904 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2905 obsoletion, removal.
2907 Document GNU as requirement.
2908 Update configure requirements.
2909 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2910 Recomment IRIX 6.5.18+.
2911 Document IDF/IDL requirement.
2912 Document GNU as requirement.
2913 Document GNU ld bootstrap failure.
2914 Remove freeware.sgi.com reference.
2916 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2918 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2919 UNIX V4.0, V5.0 obsoletion, removal.
2920 Remove --with-gc=simple reference.
2921 Update VM requirements during bootstrap.
2922 Remove -oldas bootstrap description.
2923 Update binutils reference.
2924 Remove comparison failure note.
2926 2010-03-31 Richard Guenther <rguenther@suse.de>
2927 Zdenek Dvorak <ook@ucw.cz>
2928 Sebastian Pop <sebastian.pop@amd.com>
2931 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2932 with multiple arguments.
2933 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2935 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2937 * graphite-dependences.c (print_pddr): Call print_pdr with an
2939 * graphite-poly.c (debug_pdr): Add an extra argument for the
2942 (print_pbb_domain): Same.
2944 (print_scop_context): Same.
2946 (print_cloog): Same.
2947 (debug_pbb_domain): Same.
2951 (debug_scop_context): Same.
2953 (debug_cloog): Same.
2954 (print_scop_params): Same.
2955 (debug_scop_params): Same.
2956 (print_iteration_domain): Same.
2957 (print_iteration_domains): Same.
2958 (debug_iteration_domain): Same.
2959 (debug_iteration_domains): Same.
2960 (print_scattering_function): Same.
2961 (print_scattering_functions): Same.
2962 (debug_scattering_function): Same.
2963 (debug_scattering_functions): Same.
2964 * graphite-poly.h (debug_pdr): Update declaration.
2966 (print_pbb_domain): Same.
2968 (print_scop_context): Same.
2970 (print_cloog): Same.
2971 (debug_pbb_domain): Same.
2975 (debug_scop_context): Same.
2977 (debug_cloog): Same.
2978 (print_scop_params): Same.
2979 (debug_scop_params): Same.
2980 (print_iteration_domain): Same.
2981 (print_iteration_domains): Same.
2982 (debug_iteration_domain): Same.
2983 (debug_iteration_domains): Same.
2984 (print_scattering_function): Same.
2985 (print_scattering_functions): Same.
2986 (debug_scattering_function): Same.
2987 (debug_scattering_functions): Same.
2989 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2991 * graphite-poly.c (print_scattering_function_1): New.
2992 (print_scattering_function): Call it.
2993 (print_scop_params): Remove spaces at the end of lines.
2996 * graphite-poly.h (print_cloog): Declared.
2997 (debug_cloog): Declared.
2999 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3001 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
3003 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
3004 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
3005 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
3006 to switch between adding the IV bump in loop->latch or in loop->header.
3008 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3010 * graphite-poly.c (print_scattering_function): Pretty print following
3013 (print_pbb_domain): Same.
3014 (dump_gbb_cases): Same.
3015 (dump_gbb_conditions): Same.
3018 (print_scop_params): Same.
3019 (print_scop_context): Same.
3021 (print_pbb_body): New.
3022 (lst_indent_to): New.
3023 (print_lst): Start new lines with a #.
3024 * graphite-poly.h (pbb_bb): New.
3025 (pbb_index): Use pbb_bb.
3026 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
3028 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
3030 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3032 * dwarf2out.c (size_of_die): For -gdwarf-4 use
3033 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
3034 and 0 instead of 1 for dw_val_class_flag.
3035 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
3036 dw_val_class_range_list, dw_val_class_loc_list,
3037 dw_val_class_lineptr and dw_val_class_macptr, use
3038 DW_FORM_flag_present for dw_val_class_flag and
3039 DW_FORM_exprloc for dw_val_class_loc.
3040 (output_die): For -gdwarf-4 print dw_val_class_loc
3041 size as uleb128 instead of 1 or 2 bytes and don't print
3042 anything for dw_val_class_flag.
3044 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
3045 instead of cselib_lookup following by tweaking locs->setting_insn.
3048 * cselib.c (cselib_process_insn): Clear cselib_current_insn
3049 even before returning from label, setjmp call or volatile asm
3052 2010-03-31 Richard Guenther <rguenther@suse.de>
3055 * cgraphunit.c (cgraph_output_in_order): Do not allocate
3056 temporary data on stack.
3058 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3060 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
3061 (PUSHSECTION_ASM_OP): Remove.
3062 (POPSECTION_ASM_OP): Remove.
3063 (PUSHSECTION_FORMAT): Remove.
3064 * config/sol2.h (PUSHSECTION_FORMAT): Define.
3065 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
3066 * config/sol2.c (solaris_output_init_fini): Use it.
3068 2010-03-31 Jie Zhang <jie@codesourcery.com>
3071 * opt-functions.awk (var_type_struct): Use signed char type
3072 for simple variables.
3074 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3076 * config/sol2.c: Include output.h.
3077 (solaris_assemble_visibility): New function.
3078 * config/t-sol2 (sol2.o): Add output.h dependency.
3079 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
3080 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
3083 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3086 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
3087 V2SImode or XFmode on PRE_DEC.
3090 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
3093 2010-03-31 Jie Zhang <jie@codesourcery.com>
3096 * reload.h (caller_save_initialized_p): Declare.
3097 * toplev.c (backend_init_target): Don't call
3098 init_caller_save but set caller_save_initialized_p to false.
3099 * caller-save.c (caller_save_initialized_p): Define.
3100 (init_caller_save): Check caller_save_initialized_p.
3101 * ira.c (ira): Call init_caller_save if flag_caller_saves.
3103 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3106 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
3107 and soft-fp/t-softfp to tmake_file.
3108 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
3109 (LIBGCC2_TF_CEXT): Define.
3112 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
3115 * cselib.c (n_useless_values): Document handling of debug locs.
3116 (n_useless_debug_values, n_debug_values): New variables.
3117 (new_elt_loc_list): Don't add to debug values, keep count.
3118 (promote_debug_loc): New.
3119 (cselib_reset_table): Zero new variables.
3120 (entry_and_rtx_equal_p): Promote debug locs.
3121 (discard_useless_locs): Increment n_useless_debug_values for
3123 (remove_useless_values): Adjust n_useless_values and n_debug_values
3124 with n_useless_debug_values.
3125 (add_mem_for_addr): Promote debug locs.
3126 (cselib_lookup_mem): Likewise.
3127 (cselib_lookup_addr): Renamed to...
3128 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
3129 (cselib_log_lookup): ... this. Turn into...
3130 (cselib_lookup_addr): ... new wrapper.
3131 (cselib_lookup_from_insn): New.
3132 (cselib_invalidate_regno): Increment n_useless_debug_values for
3134 (cselib_invalidate_mem): Likewise.
3135 (cselib_process_insn): Take n_deleted and n_debug_values into
3136 account to guard remove_useless_value call.
3137 (cselib_finish): Zero n_useless_debug_values.
3138 * cselib.h (cselib_lookup_from_insn): Declare.
3139 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
3140 (sched_analyze_2): Likewise.
3142 2010-03-30 Jakub Jelinek <jakub@redhat.com>
3144 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
3146 (adjust_mems): Replace narrowing SUBREG of expression containing
3147 just PLUS, MINUS, MULT and ASHIFT of registers and constants
3148 with operations in the narrower mode.
3151 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
3152 regs_invalidated_by_call instead all call_used_reg_set registers.
3154 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
3157 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
3158 pointer comparisons with types_compatible_p.
3159 * tree-vect-stmts.c (vectorizable_call): Same.
3160 (vectorizable_condition): Same.
3162 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3164 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
3165 stack check if the mask would be zero.
3167 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3168 Jack Howarth <howarth@bromo.med.uc.edu>
3170 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3173 2010-03-30 Joseph Myers <joseph@codesourcery.com>
3176 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
3178 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
3179 Include ___unordxf2 and ___unordtf2.
3180 * config/i386/libgcc-glibc.ver: Do not define inheritance from
3183 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
3185 * config/lm32/t-lm32: New file.
3186 * config.gcc: Use the above file when targetting lm32.
3188 2010-03-28 Duncan Sands <baldrick@free.fr>
3190 * Makefile.in (PLUGIN_HEADERS): Add except.h.
3192 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3195 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
3196 Improve vectorization cost model diagnostic.
3198 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3201 * tree-vect-data-refs.c (vect_analyze_data_refs): When
3202 compute_data_dependences_for_loop returns false, early exit
3203 and output an extra diagnostic for the failed data reference
3206 2010-03-29 Richard Guenther <rguenther@suse.de>
3208 PR tree-optimization/43560
3209 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
3210 (can_sm_ref_p): Treat stores to readonly locations as trapping.
3212 2010-03-29 Jie Zhang <jie@codesourcery.com>
3215 * toplev.c (process_options): Set optimization_default_node
3216 and optimization_current_node.
3217 * opts.c (decode_options): Don't set optimization_default_node
3218 and optimization_current_node.
3220 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
3222 * config/rtems.h: Abandon -qrtems_debug.
3224 2010-03-28 Jan Hubicka <jh@suse.cz>
3226 PR tree-optimization/43505
3227 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
3228 map should not be copied.
3230 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3233 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
3234 cdtors, set DECL_PRESERVE_P.
3235 * ipa.c (cgraph_externally_visible_p): Return true if declaration
3238 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
3240 PR tree-optimization/43528
3241 * stor-layout.c (place_field): Check that constant fits into
3242 unsigned HWI when skipping calculation of MS bitfield layout.
3244 2010-03-27 Jan Hubicka <jh@suse.cz>
3247 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
3248 notice_global_symbol work.
3250 2010-03-27 Jakub Jelinek <jakub@redhat.com>
3252 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
3253 instead of dwarf2out_decl.
3254 (struct var_loc_node): Remove section_label field.
3255 (dwarf2out_function_decl): New function.
3256 (dwarf2out_var_location): Don't set section_label field.
3257 (dwarf2out_begin_function): Don't empty decl_loc_table here.
3259 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3261 PR tree-optimization/43544
3262 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3263 First argument for builtin vectorized function hook is now a
3264 tree to be able to distinguish between machine specific and
3266 * targhooks.c (default_builtin_vectorized_function): Ditto.
3267 * targhooks.h (default_builtin_vectorized_function): Ditto.
3268 * target.h (struct gcc_target): Ditto.
3269 * tree-vect-stmts.c (vectorizable_function): Ditto.
3270 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
3271 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
3274 2010-03-26 Joseph Myers <joseph@codesourcery.com>
3277 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
3278 nested binding iff it is a FUNCTION_DECL.
3279 (store_parm_decls_newstyle): Pass nested=true to bind for
3280 FUNCTION_DECLs amongst parameters.
3282 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3284 * var-tracking.c (vt_expand_loc_callback): Don't run
3285 cselib_expand_value_rtx_cb in dummy mode if
3286 cselib_dummy_expand_value_rtx_cb returned false.
3288 * var-tracking.c (emit_note_insn_var_location): For one part
3289 notes with offset 0, don't add EXPR_LIST around the location.
3290 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
3291 add_location_or_const_value_attribute): Adjust for that change.
3294 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
3295 into first operand and location into second.
3296 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
3297 dw_cfi_oprnd_loc for DW_CFA_expression.
3298 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
3299 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
3300 assume first argument is regnum and second argument is location.
3302 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3305 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
3306 of scratch register to DImode. Split to DImode comparison operator.
3307 Use SImode subreg of scratch register in the multiplication.
3308 (*cmp_sadd_sidi): Ditto.
3309 (*cmp_ssub_si): Ditto.
3310 (*cmp_ssub_sidi): Ditto.
3312 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3315 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
3316 Remove invalid assert and wrong comment.
3318 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3321 * flags.h (final_insns_dump_p): New extern.
3322 * final.c (final_insns_dump_p): New variable.
3323 (rest_of_clean_state): Set it before -fdump-final-insns=
3324 dumping, clear afterwards.
3325 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
3326 MEM_ALIAS_SET on MEMs.
3328 2010-03-26 David S. Miller <davem@davemloft.net>
3330 * configure.ac: Fix sparc GOTDATA_OP bug check.
3331 * configure: Rebuild.
3333 2010-03-26 Alan Modra <amodra@gmail.com>
3335 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
3337 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3339 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
3340 TLS_SECTION_ASM_FLAG.
3342 2010-03-25 Jakub Jelinek <jakub@redhat.com>
3345 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
3346 Clear first_function_block_is_cold.
3349 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
3350 argument if the argument is truth_value_p.
3352 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3354 * config/rs6000/constraints.md: Update copyright year for my changes.
3357 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
3358 used in reg+reg addressing, swap registers.
3360 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3363 * target.h (struct gcc_target): Add code_end hook.
3364 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
3366 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
3367 * toplev.c (compile_file): Call targetm.asm_out.code_end
3368 hook before unwind info/debug info output.
3369 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
3370 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
3371 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3372 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
3373 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3374 * config/i386/i386.c (ix86_file_end): Renamed to...
3375 (ix86_code_end): ... this. Make static. Don't call
3376 file_end_indicate_exec_stack. Emit unwind info using
3377 final_start_function/final_end_function.
3378 (darwin_x86_file_end): Remove.
3379 (TARGET_ASM_CODE_END): Define.
3380 * config/i386/i386.h (TARGET_ASM_FILE_END,
3381 NEED_INDICATE_EXEC_STACK): Don't define.
3382 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
3383 (TARGET_ASM_FILE_END): Define to darwin_file_end.
3384 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
3385 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
3388 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
3389 at the beginning and final_end_function at the end.
3390 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3392 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3394 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
3395 and Sun as TLS syntax.
3396 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
3397 * configure: Regenerate.
3398 * config.in: Regenerate.
3399 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
3400 (default_elf_asm_named_section): Use it.
3401 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
3402 (i386_output_dwarf_dtprel): Likewise.
3403 (output_addr_const_extra): Likewise.
3404 (output_pic_addr_const): Lowercase @GOTTPOFF.
3405 (output_addr_const_extra): Likewise.
3406 (output_pic_addr_const): Lowercase @GOTNTPOFF.
3407 (output_addr_const_extra): Likewise.
3408 (output_pic_addr_const): Lowercase @INDNTPOFF.
3409 (output_addr_const_extra): Likewise.
3410 (output_pic_addr_const): Lowercase @NTPOFF.
3411 (output_addr_const_extra): Likewise.
3412 (output_pic_addr_const): Lowercase @TPOFF.
3413 (output_addr_const_extra): Likewise.
3414 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
3415 (*tls_global_dynamic_64): Likewise.
3416 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
3417 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
3419 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
3420 (ASM_OUTPUT_TLS_COMMON): Use it.
3421 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
3424 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
3425 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
3426 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
3427 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
3428 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3429 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
3431 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3433 * config/i386/i386.c (override_options): Don't accept
3434 -mtls-dialect=sun any longer.
3435 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
3436 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
3437 (*tls_local_dynamic_base_32_sun): Likewise.
3438 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3440 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3443 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3444 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
3447 * ira.c (adjust_cleared_regs): New function.
3448 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
3452 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
3454 * expr.c (expand_expr_real): Restore previous
3455 curr_insn_source_location and curr_insn_block after
3456 expand_expr_real_1 call.
3457 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
3458 instead of expand_expr_real_1.
3460 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
3462 PR rtl-optimization/43413
3463 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
3466 2010-03-22 James E. Wilson <wilson@codesourcery.com>
3469 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
3470 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
3472 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3474 * config/i386/i386.c (ix86_target_string): Add -mfma.
3475 Fix a typo in comment.
3477 2010-03-22 Mike Stump <mikestump@comcast.net>
3480 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3481 Don't overly align based upon packed packed fields.
3483 2010-03-22 Jason Merrill <jason@redhat.com>
3485 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3486 Use () rather than [], and move before the element type.
3488 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3490 * doc/configfiles.texi (Configuration Files): Removed
3491 fixinc/Makefile*, intl/Makefile.*.
3492 * doc/makefile.texi: Fixed markup. Abstract from version
3493 control system used.
3494 (Makefile): Removed obsolete gcc/java/parse.y example.
3495 * doc/sourcebuild.texi: Likewise.
3496 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3497 libgomp, libssp. Removed fastjar.
3498 (Miscellaneous Docs): Clarify location.
3499 Added COPYING3, COPYING3.LIB.
3500 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3502 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3505 * config/i386/i386.c (x86_function_profiler)
3506 [!NO_PROFILE_COUNTERS]: Fix typo.
3507 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3510 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3511 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3513 * doc/sourcebuild.texi (Test Directives): Split into six
3514 subsections, with most of the current text in new subsections
3515 Directives, Selectors, and Final Actions.
3516 (Directives): Split list of test directives into multiple
3518 (Selectors): Describe use and syntax of selectors.
3519 (Effective-Target Keywords): Describe all existing keywords.
3520 (Add Options): Describe features for dg-add-options.
3521 (Require Support): Describe variants of dg-require-support.
3522 (Final Actions): Describe commands to use in dg-final.
3524 2010-03-22 Michael Matz <matz@suse.de>
3527 * recog.c (validate_replace_rtx_group): Replace also in
3528 REG_EQUAL and REG_EQUIV notes.
3530 2010-03-22 Richard Guenther <rguenther@suse.de>
3532 PR tree-optimization/43390
3533 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3534 sure vector extracts are type correct.
3536 2010-03-22 Richard Guenther <rguenther@suse.de>
3539 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3540 x * sqrt (x) even when optimizing for size if the target
3541 has native support for sqrt.
3543 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3545 * varasm.c (make_decl_rtl_for_debug): Also clear
3546 flag_mudflap for the duration of make_decl_rtl call.
3549 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3550 locs from preserved VALUEs.
3552 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3555 * pa.md (movmemsi): Set align to one if zero.
3556 (movmemdi): Likewise.
3558 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3561 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3562 with their corresponding prologue pushes.
3564 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3567 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3568 at the begining or end.
3569 (spu_expand_epilogue): Likewise.
3571 2010-03-20 Richard Guenther <rguenther@suse.de>
3573 PR rtl-optimization/43438
3574 * combine.c (make_extraction): Properly zero-/sign-extend an
3575 extraction of the low part of a CONST_INT. Also handle
3578 2010-03-19 Mike Stump <mikestump@comcast.net>
3580 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3581 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3582 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3584 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3587 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3590 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3592 PR rtl-optimization/42258
3593 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3594 use that may match DEF.
3597 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3598 the cost of loading the constant rather than assuming
3600 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3601 outer code is AND, do the same tests as the andsi3 expander and
3602 return COSTS_N_INSNS (1) if and is cheap.
3604 * optabs.c (avoid_expensive_constant): Fix formatting.
3606 2010-03-19 Michael Matz <matz@suse.de>
3609 * attribs.c (decl_attributes): When rebuilding a function pointer
3610 type use the same qualifiers as the original pointer type.
3612 2010-03-19 Martin Jambor <mjambor@suse.cz>
3614 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3615 and is_gimple_ip_invariant_address.
3617 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3620 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3622 * config/arm/arm.c (arm_override_options): Turn off
3623 flag_dwarf2_cfi_asm for AAPCS variants.
3625 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3628 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3629 Use PRE_MODIFY instead of PRE_DEC.
3630 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3631 (vfp_emit_fstmd): Likewise.
3633 2010-03-19 Michael Matz <matz@suse.de>
3636 * builtins.c (expand_builtin_interclass_mathfn,
3637 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3640 2010-03-19 Richard Guenther <rguenther@suse.de>
3642 PR tree-optimization/43415
3643 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3644 (phi_translate_1): ... this.
3645 (phi_translate): Move all caching here. Cache all NARY
3646 and REFERENCE translations.
3648 2010-03-19 David S. Miller <davem@davemloft.net>
3650 With help from Eric Botcazou.
3651 * config/sparc/sparc.c: Include dwarf2out.h.
3652 (emit_pic_helper): Delete.
3653 (pic_helper_symbol_name): Delete.
3654 (pic_helper_emitted_p): Delete.
3655 (pic_helper_needed): New.
3656 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3657 (get_pc_thunk_name): New.
3658 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3659 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3660 Set pic_helper_needed to true. Don't call emit_pic_helper.
3661 (sparc_expand_prologue): Update load_pic_register call.
3662 (sparc_output_mi_thunk): Likewise.
3663 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3664 thunk if possible. Output CFI information as needed.
3666 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3667 Jack Howarth <howarth@bromo.med.uc.edu>
3670 * config/i386/i386.h: Fix ABI on darwin x86-32.
3672 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3674 * tree.h: Declare make_decl_rtl_for_debug.
3675 * varasm.c (make_decl_rtl_for_debug): New.
3676 * dwarf2out.c (rtl_for_decl_location): Call it.
3677 * cfgexpand.c (expand_debug_expr): Call it.
3679 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3682 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3686 * var-tracking.c (vt_init_cfa_base): Do nothing if
3687 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3689 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3692 * var-tracking.c (canonicalize_vars_star): New.
3693 (dataflow_post_merge_adjust): Use it.
3695 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3698 * var-tracking.c (non_suitable_const): New function.
3699 (add_uses): For DEBUG_INSNs with constants, don't record any
3700 value, instead just the constant value itself.
3701 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3702 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3703 (emit_notes_in_bb): Likewise.
3704 (emit_note_insn_var_location): For onepart variables if
3705 cur_loc is a VOIDmode constant, use DECL_MODE.
3707 2010-03-18 Martin Jambor <mjambor@suse.cz>
3710 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3711 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3712 all non-clones. Moved call redirection...
3713 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3714 (cgraph_materialize_all_clones): Dispose of all
3715 combined_args_to_skip bitmaps.
3716 (verify_cgraph_node): Do not check for edges pointing to wrong
3717 nodes in inline clones.
3718 * tree-inline.c (copy_bb): Call
3719 cgraph_redirect_edge_call_stmt_to_callee.
3720 * ipa.c (cgraph_remove_unreachable_nodes): Call
3721 cgraph_node_remove_callees even when there are used clones.
3723 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3725 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3727 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3730 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3733 2010-03-18 Michael Matz <matz@suse.de>
3736 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3737 into sqrt(x) if we need to preserve signed zeros.
3739 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3740 Eric Botcazou <ebotcazou@adacore.com>
3742 PR rtl-optimization/43360
3743 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3744 note if we don't know its invariant status.
3746 2010-03-18 Michael Matz <matz@suse.de>
3748 PR tree-optimization/43402
3749 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3750 PHI chains of ssa names registered for update.
3752 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3755 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3756 non-offsettable and pre_modify update addressing.
3757 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3758 and "2" alternatives "#".
3759 (*movdd_softfloat32): Make all alternatives "#";
3760 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3761 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3762 (*movdf_softfloat32): Make all alternatives "#";
3763 (movdi): Use the new DIFD mode iterator to create a common splitter
3764 for movdi, movdf and movdd patterns.
3766 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3768 * common.opt (dumpdir): Remove redundant tab.
3770 2010-03-17 Martin Jambor <mjambor@suse.cz>
3772 PR tree-optimization/43347
3773 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3774 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3776 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3778 PR rtl-optimization/42216
3779 * regrename.c (create_new_chain): New function, broken out from...
3780 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3781 appending a use to an empty chain.
3782 (build_def_use): Remove previous changes that convert OP_INOUT to
3783 OP_OUT operands; instead detect the case where an OP_INOUT operand
3784 uses a previously untracked register and create an empty chain for it.
3786 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3788 * doc/extend.texi (Function Attributes): Rewrite unfinished
3789 sentence in ms_abi documentation.
3791 2010-03-17 Alan Modra <amodra@gmail.com>
3793 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3794 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3795 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3796 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3798 2010-03-16 Richard Henderson <rth@redhat.com>
3801 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3802 (lower_try_finally): Save and restore eh_seq around the expansion
3805 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3807 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3808 statements before splitting block.
3810 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3812 * doc/sourcebuild.texi (Testsuites): Fix markup.
3813 Use pathnames relative to gcc/testsuite.
3814 (Test Directives): Move description of how timeout is determined.
3815 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3816 (C Tests): Correct gcc.misc-tests directory.
3817 Framework tests now live in gcc.test-framework.
3819 2010-03-16 Richard Guenther <rguenther@suse.de>
3822 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3823 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3825 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3826 Alexandre Oliva <aoliva@redhat.com>
3828 PR tree-optimization/42917
3829 * lambda-code.c (remove_iv): Skip debug statements.
3830 (lambda_loopnest_to_gcc_loopnest): Likewise.
3831 (not_interesting_stmt): Debug statements are not interesting.
3833 2010-03-16 Jakub Jelinek <jakub@redhat.com>
3837 * cselib.c (cselib_preserve_constants,
3838 cfa_base_preserved_val): New static variables.
3839 (preserve_only_constants): New function.
3840 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3841 clear its REG_VALUES. If cselib_preserve_constants, don't
3842 empty the whole hash table, but preserve there VALUEs with constants,
3843 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3844 (cselib_preserve_cfa_base_value): New function.
3845 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3846 (cselib_init): Change argument to int bitfield. Set
3847 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3849 (cselib_finish): Clear cselib_preserve_constants and
3850 cfa_base_preserved_val.
3851 * cselib.h (enum cselib_record_what): New enum.
3852 (cselib_init): Change argument to int.
3853 (cselib_preserve_cfa_base_value): New prototype.
3854 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3855 * dse.c (dse_step1): Likewise.
3856 * cfgcleanup.c (thread_jump): Likewise.
3857 * sched-deps.c (sched_analyze): Likewise.
3858 * gcse.c (local_cprop_pass): Likewise.
3859 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3860 If FN is non-NULL, call the callback always and whenever it returns
3861 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
3862 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3863 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3864 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3865 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3866 * var-tracking.c: Include recog.h.
3867 (bb_stack_adjust_offset): Remove.
3868 (vt_stack_adjustments): Don't call it, instead just gather the
3869 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3870 (adjust_stack_reference): Remove.
3871 (compute_cfa_pointer): New function.
3872 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3873 (struct adjust_mem_data): New type.
3874 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3876 (get_address_mode): New function.
3877 (replace_expr_with_values): Use it.
3878 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3879 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
3880 (adjust_sets): Remove.
3881 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3882 Use get_address_mode.
3883 (get_adjusted_src): Remove.
3884 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
3885 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
3886 (add_with_sets): Don't call adjust_sets.
3887 (fp_setter, vt_init_cfa_base): New functions.
3888 (vt_initialize): Change return type to bool. Move most of pool etc.
3889 initialization to the beginning of the function from end. Pass
3890 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3891 If !frame_pointer_needed, call vt_stack_adjustment before mos
3892 vector is filled, call vt_init_cfa_base if argp/framep has been
3893 eliminated to sp. If frame_pointer_needed and argp/framep has
3894 been eliminated to hard frame pointer, set
3895 hard_frame_pointer_adjustment and call vt_init_cfa_base after
3896 encountering fp setter in the prologue. For MO_ADJUST, call
3897 log_op_type before pusing the op into mos vector, not afterwards.
3898 Call adjust_insn before cselib_process_insn/add_with_sets,
3899 call cancel_changes (0) afterwards.
3900 (variable_tracking_main_1): Adjust for vt_initialize calling
3901 vt_stack_adjustments and returning whether it succeeded or not.
3903 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
3905 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3908 2010-03-15 Jakub Jelinek <jakub@redhat.com>
3910 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3912 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3913 drap_reg has not been set.
3915 2010-03-15 Michael Matz <matz@suse.de>
3918 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3919 use it to expand block copies.
3920 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3921 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3922 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3924 2010-03-15 Richard Guenther <rguenther@suse.de>
3926 PR tree-optimization/43367
3927 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3930 2010-03-15 Richard Guenther <rguenther@suse.de>
3932 PR tree-optimization/43317
3933 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3935 2010-03-15 Martin Jambor <mjambor@suse.cz>
3937 PR tree-optimization/43141
3938 * tree-sra.c (create_abstract_origin): New function.
3939 (modify_function): Call create_abstract_origin.
3941 2010-03-15 Chris Demetriou <cgd@google.com>
3943 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3946 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3949 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3950 call insert_out_of_ssa_copy for default definitions.
3952 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3954 * graphite-clast-to-gimple.c (my_long_long): Defined.
3955 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3956 * graphite-sese-to-poly.c (my_long_long): Defined.
3957 (scop_ivs_can_be_represented): Use it.
3959 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3961 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3962 graphite-max-bbs-per-function, and loop-block-tile-size.
3963 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3965 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3967 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3969 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3970 forward declaration.
3971 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3972 (add_upper_bounds_from_estimated_nit): New.
3973 (build_loop_iteration_domains): Use it.
3975 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3977 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3979 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3982 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3983 should be an INTEGER_CST. Also handle CASE_CONVERT.
3985 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3987 * graphite.c (graphite_initialize): To bound the number of bbs per
3988 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3989 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3990 * doc/invoke.texi: Document it.
3992 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3994 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3995 * graphite-sese-to-poly.h (build_poly_scop): Same.
3997 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3999 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
4000 the number of parameters in the scop. Use as an upper bound
4001 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
4002 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
4003 * doc/invoke.texi: Document it.
4005 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
4007 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
4008 * doc/c-tree.texi: Remove.
4009 * doc/generic.texi: Merge c-tree.texi here.
4010 * doc/gccint.texi (Trees): Remove menu entry.
4011 (c-tree.texi): Remove @include.
4012 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
4013 * doc/languages.texi (Reading RTL): Ditto.
4015 2010-03-12 Steve Ellcey <sje@cup.hp.com>
4018 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
4020 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4023 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
4024 code added to work around reload clobbering CONST insns.
4026 2010-03-12 Jakub Jelinek <jakub@redhat.com>
4028 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
4029 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
4030 (cselib_preserve_only_values): Remove retain argument, don't
4031 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
4032 * cselib.h (cselib_preserve_only_values): Remove retain argument.
4033 * var-tracking.c (micro_operation): Move insn field before union.
4034 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
4035 (struct variable_tracking_info_def): Remove n_mos field, change
4036 mos into a vector of micro_operations.
4037 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
4038 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
4039 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
4040 changing into a vector.
4041 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
4042 come before all other uops generated by add_stores.
4043 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
4045 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
4046 a vector. Run just one pass over the bbs instead of separate counting
4047 and computation phase.
4048 (vt_finalize): Free VTI (bb)->mos vector instead of array.
4051 * tree-inline.c (remap_decls): Put old_var rather than origin_var
4052 into *nonlocalized_list vector.
4053 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
4054 even if origin is non-NULL.
4055 (gen_variable_die): Likewise.
4056 (process_scope_var): Don't change origin.
4057 (gen_decl_die): Likewise.
4058 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
4059 before adding new edges instead of after it, fix moving over
4062 2010-03-11 David S. Miller <davem@davemloft.net>
4064 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
4066 * configure: Rebuild.
4068 2010-03-11 Martin Jambor <mjambor@suse.cz>
4070 PR tree-optimization/43257
4071 * tree.c (assign_assembler_name_if_neeeded): New function.
4072 (free_lang_data_in_cgraph): Assembler name assignment moved to the
4074 * tree.h (assign_assembler_name_if_neeeded): Declare.
4075 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
4076 the function if needed.
4078 2010-03-11 Chris Demetriou <cgd@google.com>
4080 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
4081 include/stdint-gcc.h, and include/stdint.h world-readable.
4083 2010-03-11 Richard Guenther <rguenther@suse.de>
4085 PR tree-optimization/43255
4086 * tree-vrp.c (process_assert_insertions_for): Do not insert
4087 asserts for trivial conditions.
4089 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4091 PR tree-optimization/43280
4092 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
4093 generation. Move calculation of size out of the if branch.
4094 (find_bswap): Modify compare number generation.
4096 2010-03-11 Richard Guenther <rguenther@suse.de>
4099 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
4100 (input_gimple_stmt): Fixup handled component types during
4101 operand read. Also fix up decls in ADDR_EXPRs.
4103 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
4105 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
4106 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
4108 2010-03-10 Jan Hubicka <jh@suse.cz>
4111 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
4112 * varasm.c (get_variable_section): Don't do that here...
4113 (make_decl_rtl): ... and here.
4114 (do_assemble_alias): Produce decl RTL.
4115 (assemble_alias): Likewise.
4117 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4120 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
4121 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
4123 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
4124 (based_loc_descr): Only express drap or vdrap regno based expressions
4125 using DW_OP_fbreg when not optimizing.
4126 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
4127 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
4128 REG_CFA_SET_VDRAP note.
4130 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
4132 PR tree-optimization/43236
4133 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
4134 error in calculation of base address in reverse iteration case.
4135 (generate_builtin): Take number of latch executions if the statement
4138 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
4141 * tree-eh.c: Include pointer-set.h.
4142 (lower_eh_dispatch): Filter out duplicate case labels and
4143 remove the unneeded edge when the label is unused. Return
4144 true when some edges are removed.
4145 (execute_lower_eh_dispatch): When any lowering resulted in
4146 removing an edge, also delete unreachable blocks.
4148 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4151 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
4152 UNSPEC_MACHOPIC_OFFSET.
4154 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
4157 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4158 (m68k_delegitimize_address): New function.
4160 2010-03-09 Jakub Jelinek <jakub@redhat.com>
4163 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
4166 * var-tracking.c (adjust_sets): New function.
4167 (count_with_sets, add_with_sets): Use it.
4168 (get_adjusted_src): New inline function.
4169 (add_stores): Use it.
4172 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
4173 call cselib_dummy_expand_value_rtx_cb instead of
4174 cselib_expand_value_rtx_cb.
4177 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
4178 * config/i386/i386.c: Include debug.h and dwarf2out.h.
4179 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
4180 and .cfi_endproc around the pic thunks.
4181 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
4182 all queued unwind info register saves are saved before the call.
4183 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
4184 considered as sp-=4 for unwind info and the pop as sp+=4 which
4185 also clobbers dest, but doesn't actually restore it.
4188 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
4189 RTX_FRAME_RELATED_P.
4191 2010-03-09 Jie Zhang <jie@codesourcery.com>
4193 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
4194 whitespaces in output template.
4196 2010-03-09 Jie Zhang <jie@codesourcery.com>
4198 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
4201 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4203 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
4204 builtins.exp in a separate job.
4206 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4208 * graphite-sese-to-poly.c (add_param_constraints): Use
4209 lower_bound_in_type and upper_bound_in_type.
4211 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4213 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
4214 instead of unsigned_type_node.
4216 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4217 Reza Yazdani <reza.yazdani@amd.com>
4220 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
4221 on pointer type parameters.
4223 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4227 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
4228 handle conversions from pointer to integers.
4229 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
4230 induction variable, to be able to work with code generated by CLooG.
4231 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
4232 (build_poly_scop): Bail out if we cannot codegen a loop.
4234 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4236 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
4237 code generation with gloog_error.
4239 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4241 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
4242 Call fold_convert on all the returned values.
4243 (expand_scalar_variables_expr): Pass to
4244 expand_scalar_variables_ssa_name the type of the resulting expression.
4246 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4248 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
4249 ppl_min_for_le_pointset.
4250 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
4251 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
4253 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4255 * graphite-dependences.c (map_into_dep_poly): Removed.
4256 (dependence_polyhedron_1): Use combine_context_id_scat.
4258 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4260 * graphite-poly.h (struct poly_scattering): Add layout documentation.
4261 (struct poly_bb): Same.
4262 (combine_context_id_scat): New.
4264 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4267 * sese.c (name_defined_in_loop_p): Return false for default
4270 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4272 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
4273 and clean up the logic.
4275 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4277 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
4280 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4282 * var-tracking.c (remove_cselib_value_chains): Define only for
4284 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
4285 delete_slot_part, emit_notes_for_differences_1): Don't call
4286 remove_cselib_value_chains here.
4287 (set_slot_part, emit_notes_for_differences_2): Don't call
4288 add_cselib_value_chains here.
4289 (preserved_values): New vector.
4290 (preserve_value): New function.
4291 (add_uses, add_stores, vt_add_function_parameters): Use it
4292 instead of cselib_preserve_value.
4293 (changed_values_stack): New vector.
4294 (check_changed_vars_0): New function.
4295 (check_changed_vars_1, check_changed_vars_2): Use it.
4296 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
4297 changed_values_stack VALUEs.
4298 (vt_emit_notes): For all preserved_values call
4299 add_cselib_value_chains. If ENABLE_CHECKING call
4300 remove_cselib_value_chains before verifying value_chains is empty.
4301 Initialize and free changed_values_stack.
4302 (vt_initialize): Initialize preserved_values.
4303 (vt_finalize): Free preserved_values.
4305 2010-03-08 Richard Guenther <rguenther@suse.de>
4307 PR tree-optimization/43269
4308 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
4311 2010-03-08 Martin Jambor <mjambor@suse.cz>
4313 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
4314 (ipa_is_param_called): Removed.
4315 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
4316 (ipa_print_node_params): Do not print the called flag.
4317 (ipa_write_node_info): Do not stream the called flag.
4318 (ipa_read_node_info): Likewise.
4320 2010-03-07 Jakub Jelinek <jakub@redhat.com>
4323 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
4324 * cselib.c (struct expand_value_data): Add dummy field.
4325 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
4327 (cselib_dummy_expand_value_rtx_cb): New function.
4328 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
4330 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
4331 * var-tracking.c: Include pointer-set.h.
4332 (variable): Change n_var_parts to char from int. Add
4333 cur_loc_changed and in_changed_variables fields.
4334 (variable_canonicalize): Remove.
4335 (shared_var_p): New inline function.
4336 (unshare_variable): Maintain cur_loc_changed and
4337 in_changed_variables fields. If var was in changed_variables,
4338 replace it there with new_var. Just copy cur_loc instead of
4339 resetting it to something else.
4340 (variable_union): Don't recompute cur_loc. Use shared_var_p.
4341 (dataflow_set_union): Don't call variable_canonicalize.
4342 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
4343 of their DEBUG_EXPR_TREE_DECLs.
4344 (canonicalize_loc_order_check): Verify that cur_loc is NULL
4345 and in_changed_variables and cur_loc_changed is false.
4346 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
4347 and cur_loc_changed. Don't update cur_loc here.
4348 (variable_merge_over_src): Don't call variable_canonicalize.
4349 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
4350 removing loc that is equal to cur_loc, clear cur_loc,
4351 set cur_loc_changed and ensure variable_was_changed is called.
4352 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
4353 compare pointers in cur_loc check, if it is equal to loc,
4354 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
4355 (variable_different_p): Remove compare_current_location argument,
4356 don't compare cur_loc.
4357 (dataflow_set_different_1): Adjust variable_different_p caller.
4358 (variable_was_changed): If dv had some var in changed_variables
4359 already, reset in_changed_variables flag for it and propagate
4360 cur_loc_changed over to the new variable. On empty var
4361 always set cur_loc_changed. Set in_changed_variables on whatever
4362 var is added to changed_variables.
4363 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
4364 Use shared_var_p. When removing loc that is equal to cur_loc,
4365 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
4366 end, don't set it to something else, just call variable_was_changed.
4367 (delete_slot_part): Use shared_var_p. When cur_loc equals to
4368 loc being removed, clear cur_loc and set cur_loc_changed.
4369 Set cur_loc_changed if all locations have been removed.
4370 (struct expand_loc_callback_data): New type.
4371 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
4372 allocated. Always create SUBREGs if simplify_subreg failed.
4373 Prefer to use cur_loc, when that fails and still in
4374 changed_variables (and seen first time) recompute it. Set
4375 cur_loc_changed of variables which had to change cur_loc and
4376 compute elcd->cur_loc_changed if any of the subexpressions used
4377 had to change cur_loc.
4378 (vt_expand_loc): Adjust to pass arguments in
4379 expand_loc_callback_data structure.
4380 (vt_expand_loc_dummy): New function.
4381 (emitted_notes): New variable.
4382 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
4383 that weren't used for any other decl in current
4384 emit_notes_for_changes call call vt_expand_loc_dummy to update
4385 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
4386 first loc_chain location if NULL before. Always use just
4387 cur_loc instead of first loc_chain location. When cur_loc_changed
4388 is false, when not --enable-checking=rtl just don't emit any note.
4389 When rtl checking, compute the note and assert it is the same
4390 as previous note. Clear cur_loc_changed and in_changed_variables
4391 at the end before removing from changed_variables.
4392 (check_changed_vars_3): New function.
4393 (emit_notes_for_changes): Traverse changed_vars to call
4394 check_changed_vars_3 on each changed var.
4395 (emit_notes_for_differences_1): Clear cur_loc_changed and
4396 in_changed_variables. Recompute cur_loc of new_var.
4397 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
4398 (vt_emit_notes): Initialize and destroy emitted_notes.
4400 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
4402 PR rtl-optimization/42220
4403 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
4404 Use verify_reg_tracked to determine if we should use OP_OUT rather
4406 (build_def_use): If we see an in-out operand for a register that we
4407 know nothing about, treat is an output if possible, fail the block if
4410 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4413 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
4416 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4419 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
4420 uses of relevant DEFs that are dead outside the loop too.
4422 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4424 * var-tracking.c (dataflow_set_merge): Swap src and src2.
4426 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4428 * var-tracking.c (values_to_unmark): New variable.
4429 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4430 values_to_unmark vector. Moved body to...
4431 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4432 instead queue it into values_to_unmark vector.
4433 (vt_find_locations): Free values_to_unmark vector.
4435 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
4437 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
4438 (site.exp): Export them when plugins are enabled.
4440 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
4443 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
4445 (chrec_fold_multiply): Same.
4447 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4450 * c-decl.c (build_compound_literal): Return early if init is
4453 2010-03-04 Martin Jambor <mjambor@suse.cz>
4455 PR tree-optimization/43164
4456 PR tree-optimization/43191
4457 * tree-sra.c (type_consists_of_records_p): Reject records with
4458 zero-size bit-fields at the end.
4460 2010-03-04 Mike Stump <mikestump@comcast.net>
4462 * Makefile.in (TAGS): Remove *.y.
4464 2010-03-04 Richard Guenther <rguenther@suse.de>
4466 PR tree-optimization/40761
4467 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
4469 (my_rev_post_order_compute): New function.
4470 (init_pre): Call it.
4472 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
4475 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
4476 decrease the cost of an IV candidate when the cost is infinite.
4478 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4480 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
4481 Use '3DNow!' for the extension of that name, ensure normal space
4483 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4485 2010-03-03 Jeff Law <law@redhat.com>
4487 * PR middle-end/32693
4488 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
4489 than gen_rtx_SUBREG.
4490 (extract_bit_field_1): Likewise.
4492 2010-03-03 Janis Johnson <janis187@us.ibm.com>
4494 * doc/sourcebuild.texi (Test directives): Document that arguments
4495 include-opts and exclude-opts are now optional for dg-skip-if,
4496 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
4498 2010-03-03 Jason Merrill <jason@redhat.com>
4501 * cgraph.h (varpool_node): Add extra_name field.
4502 * varpool.c (varpool_extra_name_alias): New.
4503 (varpool_assemble_decl): Emit extra name aliases.
4504 (varpool_mark_needed_node): Look past an extra name alias.
4505 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
4506 * lto-streamer-in.c (lto_input_tree): Read it.
4507 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4509 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4511 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4512 (sparc*-*-solaris2*): ...this.
4514 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4517 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4518 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4519 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4520 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4523 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4524 fallthrough to default handling, just with want_address 0 instead of 2.
4525 For single element lists, add_AT_loc directly, otherwise create an
4526 artificial variable DIE and stick location list to it.
4529 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
4530 (VAL_EXPR_HAS_REVERSE): Define.
4531 (reverse_op): New function.
4532 (add_stores): For reversible operations add an extra MO_VAL_USE.
4534 2010-03-02 Jason Merrill <jason@redhat.com>
4536 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
4538 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
4540 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4541 (sparc64-*-linux*): Likewise.
4542 (sparc64-*-solaris2*): Include assembler files before linker ones.
4543 (sparc-*-solaris2*): Simplify and reorder to match previous case.
4544 * config/sparc/gas.h: Delete.
4545 * config/sparc/sol2-64.h: Add copyright notice.
4546 * config/sparc/sol2-gas-bi.h: Likewise.
4547 * config/sparc/sol2-gld.h: Likewise.
4548 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
4549 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
4550 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
4551 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
4552 (sparc_elf_asm_named_section): Rename into...
4553 (sparc_solaris_elf_asm_named_section): ...this. Always define.
4555 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
4557 * config/alpha/alpha.c (override_options): Fix -mtune error message.
4559 2010-03-02 Jeff Law <law@redhat.com>
4562 * reload1.c (rtx_p, substitute_stack): Declare.
4563 (substitute): Record addresses of changed rtxs.
4564 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
4565 Restore the original rtx when complete.
4566 (reload): Free subsitute_stack when complete.
4568 2010-03-02 Janis Johnson <janis187@us.ibm.com>
4570 * doc/gccint.texi (menu): Add Testsuites as a chapter.
4571 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4573 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4574 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4575 Torture Tests): Change from subsection to section.
4577 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4578 Steven Bosscher <steven@gcc.gnu.org>
4580 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4583 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4586 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4587 the assignment from the new induction variable to the assignment
4588 of the value from the original loop PHI function.
4590 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4591 Daniel Jacobowitz <dan@codesourcery.com>
4593 * doc/sourcebuild.texi (Test directives): Clarify options to
4596 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4598 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4599 Disable cfi directives unless GCC and gas agree on using read-only
4600 .eh_frame sections for 64-bit.
4601 * configure: Regenerate.
4603 2010-03-01 Richard Guenther <rguenther@suse.de>
4605 PR tree-optimization/43220
4606 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4607 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4609 2010-03-01 Richard Guenther <rguenther@suse.de>
4610 Martin Jambor <mjambor@suse.cz>
4613 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4614 gimplified parameters.
4616 2010-03-01 Christian Bruel <christian.bruel@st.com>
4618 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4620 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4622 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4624 2010-03-01 Richard Guenther <rguenther@suse.de>
4627 * expr.c (expand_assignment): Use the alias-oracle to tell
4628 if the rhs aliases the result decl.
4630 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4633 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4634 to sol_gt_pch_get_address.
4635 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4636 64-bit, SPARC and x86.
4637 (sol_gt_pch_get_address): New function.
4639 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4641 * toplev.h (inform_n, error_n): Declare.
4642 * diagnostic.c (inform_n, error_n): New function.
4644 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4646 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4647 has no rtl yet when processing local_decls, queue it and recheck
4648 if deferred stack allocation hasn't assigned it rtl.
4650 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4652 * config/sh/sh.c (unspec_bbr_uid): New.
4653 (gen_block_redirect): Use it instead of INSN_UID.
4654 (gen_far_branch): Likewise.
4656 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4658 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4659 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4661 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4663 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4664 (Warning Options): -Wno-conversion-null is valid for
4665 Objective-C++ as well.
4666 * doc/tm.texi (Named Address Spaces): Likewise.
4667 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4668 * doc/tree-ssa.texi (Tree SSA): Likewise.
4670 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4673 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4674 by default. Don't set the default arch for
4675 i[34567]86-*-darwin*|x86_64-*-darwin*.
4677 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4680 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4681 default. Set the default 32bit/64bit archs with $with_arch
4682 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4684 2010-02-27 Richard Guenther <rguenther@suse.de>
4686 PR tree-optimization/43186
4687 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4688 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4689 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4690 unroller iterations.
4692 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4694 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4695 required and i[34567]86-*-* targets don't support 64bit ISA.
4697 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4700 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4703 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4705 * config.gcc: Set the default arch at least to Prescott for
4706 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4707 if SSE math is enabled.
4709 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4711 * diagnostic.c (diagnostic_initialize): Update.
4712 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4714 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4715 (diagnostic_inhibit_notes): New.
4716 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4718 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4721 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4722 * doc/standards.texi: Likewise.
4723 * doc/extend.texi: Likewise.
4724 * doc/trouble.texi: Likewise.
4725 * doc/cppopts.texi: Likewise.
4726 * doc/install.texi: Likewise.
4727 * c.opt (std=c90,std=gnu90): New options.
4728 * c-opts.c (c_common_handle_option): Handle them.
4730 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4733 * c-decl.c (undeclared_variable): Use an informative note.
4735 2010-02-26 Richard Guenther <rguenther@suse.de>
4737 PR tree-optimization/43186
4738 * gimple.h (gimple_fold): Remove.
4739 * gimple.c (gimple_fold): Remove. Inline into single user ...
4740 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4741 Try harder for conditions.
4743 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4746 * function.c (used_types_insert): Don't skip through named pointer
4747 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4748 and it is different from the main variant's type.
4750 2010-02-26 Nick Clifton <nickc@redhat.com>
4752 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4754 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4756 * config.gcc: Support --with-fpmath=sse for x86.
4758 * config/i386/ssemath.h: New.
4760 * doc/install.texi (--with-fpmath=sse): Documented.
4762 2010-02-26 Richard Guenther <rguenther@suse.de>
4764 PR tree-optimization/43188
4765 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4766 vector types of over-aligned element type.
4768 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4771 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4772 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4774 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4776 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4778 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4780 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4781 * var-tracking.c: Include diagnostic.h.
4782 (debug_dv): New function.
4783 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4786 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4787 (add_value_chain, add_value_chains, remove_value_chain,
4788 remove_value_chains): Handle DEBUG_EXPRs.
4789 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4792 * regcprop.c (struct queued_debug_insn_change): New type.
4793 (struct value_data_entry): Add debug_insn_changes field.
4794 (struct value_data): Add n_debug_insn_changes field.
4795 (debug_insn_changes_pool): New variable.
4796 (free_debug_insn_changes, apply_debug_insn_changes,
4797 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4798 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4799 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4801 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4803 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4804 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4805 changes, call cprop_find_used_regs via note_stores.
4806 (copyprop_hardreg_forward): When copying vd from predecessor
4807 which has any queued DEBUG_INSN changes, make sure the pointers are
4808 cleared. At the end call df_analyze and then if there are any
4809 DEBUG_INSN changes queued at the end of some basic block for still
4810 live registers, apply them.
4811 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
4813 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
4815 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
4818 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
4820 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
4821 targets. Set the default with_cpu/with_arch from arch/cpu.
4822 Allow x86-64 and native for with_cpu/with_arch.
4824 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
4826 * ebitmap.c: Change calls to verify_popcount with calls to
4827 sbitmap_verify_popcount.
4828 (ebitmap_clear_bit): Fixed map->cacheindex test and
4829 map>cache update when bit clearing results in an empty
4832 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4835 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
4836 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
4837 and support both V2DF and V2DI modes.
4838 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
4839 support both V2DF and V2DI modes.
4840 (general): Delete trailing whitespace from a few patterns.
4842 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4843 V2DF/V2DI interleave high/low builtins.
4845 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
4848 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
4849 interleave high/low functions.
4851 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
4853 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
4854 #pragma extern_prefix.
4856 2010-02-25 Jakub Jelinek <jakub@redhat.com>
4859 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
4860 BLKmode, assert op0 is a MEM and just adjust its mode.
4863 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
4864 if bitpos isn't multiple of mode's bitsize.
4866 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4868 * c.opt (-ftemplate-depth=): New.
4869 (-ftemplate-depth-): Deprecate.
4870 * optc-gen.awk: Handle -ftemplate-depth=.
4871 * opth-gen.awk: Likewise.
4872 * c-opts.c (c_common_handle_option): Likewise.
4873 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
4875 2010-02-24 Jason Merrill <jason@redhat.com>
4877 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
4879 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4881 * cfg.c (alloc_aux_for_block): Remove inline.
4882 (alloc_aux_for_edge): Likewise.
4884 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4886 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
4888 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4890 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
4891 * config/i386/sol2-gas.h: New file.
4892 * config.gcc (i[34567]86-*-solaris2*): Use it.
4894 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4897 * c-typeck.c (ep_convert_and_check): New.
4898 (build_conditional_expr): Use it.
4899 (build_binary_op): Likewise.
4901 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4903 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
4906 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
4907 bounds even for -O+.
4908 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
4909 expr needs to have DECL_NAME set.
4911 2010-02-24 Nick Clifton <nickc@redhat.com>
4913 * config/mep/mep.c: Include gimple.h.
4914 (mep_function_uses_sp): Delete unused function.
4915 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
4916 parameters. Use unsigned integers to count args. Return a
4917 NULL_RTX instead of an error_mark_node. Toidy up formatting.
4919 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4922 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
4923 greater or equal to nelt instead of 2 * nelt.
4924 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
4927 2010-02-23 Jason Merrill <jason@redhat.com>
4930 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
4931 in cfun->local_decls even if they have register types.
4934 * stor-layout.c (place_field): Don't warn about unnecessary
4935 DECL_PACKED if the type is packed.
4937 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4940 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4941 GOTOFF relocs, even when the base reg isn't pic pointer.
4943 2010-02-23 Michael Matz <matz@suse.de>
4946 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4947 (expand_gimple_basic_block): Generate and use debug temps if there
4948 are debug uses left after the last real use of TERed ssa names.
4949 Unlink debug immediate uses when they are expanded.
4951 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4954 * config/i386/i386.c (override_options): Reorganise to provide
4955 better error messages.
4957 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4960 * graphite-scop-detection.c (create_single_exit_edge): Move
4961 the call to find_single_exit_edge to....
4962 (create_sese_edges): ...here. Don't handle multiple edges
4963 exiting the function.
4964 (build_graphite_scops): Don't handle multiple edges
4965 exiting the function.
4967 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4970 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
4971 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
4973 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4976 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
4978 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4981 * c-typeck.c (convert_arguments): Print declaration location.
4982 * c-common.c (validate_nargs): Rename as
4983 builtin_function_validate_nargs.
4984 (check_builtin_function_arguments): Update.
4986 2010-02-22 Richard Guenther <rguenther@suse.de>
4989 * tree-inline.c (declare_return_variable): Use the type of
4990 the call stmt lhs if available.
4992 2010-02-22 Duncan Sands <baldrick@free.fr>
4994 * passes.c (register_pass): Always consider all pass lists when
4995 ref_pass_instance_number is zero.
4997 2010-02-22 Richard Guenther <rguenther@suse.de>
4999 PR tree-optimization/42749
5000 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
5001 parameter. Do arithmetic in the original type.
5002 (update_accumulator_with_ops): Likewise.
5003 (adjust_accumulator_values): Adjust.
5005 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5007 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
5008 (QI to BLKmode splitter): New splitter.
5010 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
5012 * config/i386/i386.c (initial_ix86_tune_features): Turn on
5013 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
5015 2010-02-22 Richard Guenther <rguenther@suse.de>
5017 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
5019 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
5021 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
5022 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
5023 ($(T)crti.o, $(T)crtn.o): Remove rules.
5025 2010-02-21 Tobias Burnus <burnus@net-b.de>
5028 * doc/invoke.texi (-fassociative-math): Document that this
5029 option is automatically enabled for Fortran.
5031 2010-02-20 David S. Miller <davem@davemloft.net>
5033 * configure.ac: Test if linker and assembler properly support
5034 GOTDATA_OP relocations.
5035 * configure: Rebuild.
5036 * config.in: Likewise.
5037 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
5038 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
5039 (movsi_high_pic): Likewise.
5040 (movdi_lo_sum_pic): Likewise.
5041 (movdi_high_pic): Likewise.
5042 (movsi_pic_gotdata_op): New pattern.
5043 (movdi_pic_gotdata_op): Likewise.
5044 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
5045 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
5047 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
5050 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
5051 attribute to ssemul.
5052 (xop_mulv2div2di3_high): Ditto.
5054 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5057 * c.opt (Wconversion-null): New option.
5058 * doc/invoke.texi (Wconversion-null): Document.
5060 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5062 * common.opt (Wlarger-than-): Add Undocumented.
5064 2010-02-19 Mike Stump <mikestump@comcast.net>
5066 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
5068 2010-02-19 Jason Merrill <jason@redhat.com>
5071 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
5072 * configure: Likewise.
5074 2010-02-20 Alan Modra <amodra@gmail.com>
5077 * cgraph.h (cgraph_make_decl_local): Declare.
5078 * cgraph.c (cgraph_make_decl_local): New function.
5079 (cgraph_make_node_local): Use it.
5080 * cgraphunit.c (cgraph_function_versioning): Likewise.
5081 * ipa.c (function_and_variable_visibility): Likewise.
5083 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5086 * except.c (sjlj_emit_function_enter): Don't call
5087 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
5089 * rtl.h (add_reg_br_prob_note): Remove prototype.
5091 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5094 * c-common.c (conversion_warning): Remove widening conversions
5095 before checking the conversion of integers to reals.
5097 2010-02-19 Mike Stump <mikestump@comcast.net>
5100 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
5103 * cgraphunit.c (process_function_and_variable_attributes): Check
5104 DECL_PRESERVE_P instead of looking up attribute "used".
5105 * ipa-pure-const.c (check_decl): Likewise.
5106 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
5107 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
5108 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
5109 instead of attribute "used".
5110 * config/sol2-c.c (solaris_pragma_init): Likewise.
5111 (solaris_pragma_fini): Likewise.
5113 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5115 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
5116 Use XCNEW instead of xcalloc.
5117 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
5118 XNEW instead of xmalloc.
5119 (get_fields): Use XNEWVEC instead of xmalloc.
5122 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
5123 populate vars array.
5124 (create_new_general_access): For debug stmts just reset value.
5125 (get_stmt_accesses): For accesses within debug stmts just record them
5126 using add_access_to_acc_sites instead of preventing the peeling or
5127 counting them as accesses.
5130 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
5132 2010-02-19 Richard Guenther <rguenther@suse.de>
5134 PR tree-optimization/42916
5135 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
5138 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
5140 * configure.ac: Replace all uses of changequote in macro arguments
5141 with proper quoting.
5143 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5146 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
5148 2010-02-19 Richard Guenther <rguenther@suse.de>
5150 PR tree-optimization/42944
5151 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
5152 test for aliasing with errno.
5154 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5157 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
5158 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
5159 * dojump.c: Include output.h.
5160 (inv): New inline function.
5161 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
5162 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
5163 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
5164 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
5165 argument, pass it down to other calls.
5166 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
5167 add REG_BR_PROB note to the conditional jump.
5168 * cfgexpand.c (add_reg_br_prob_note): Removed.
5169 (expand_gimple_cond): Don't call it, add the probability
5170 as last argument to jumpif_1/jumpifnot_1.
5171 * Makefile.in (dojump.o): Depend on output.h.
5172 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
5174 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
5175 * stmt.c (do_jump_if_equal): Likewise.
5176 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
5177 * loop-unswitch.c (compare_and_jump_seq): Likewise.
5178 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
5180 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
5181 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
5182 jumpifnot_1 callers.
5183 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
5185 (store_expr): Adjust jumpifnot caller.
5186 (store_constructor): Adjust jumpif caller.
5189 * gimplify.c (gimple_boolify): For __builtin_expect call
5190 gimple_boolify also on its first argument.
5192 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
5194 * configure.ac (gnu-unique-object): Wrap regexps using [] in
5196 (__stack_chk_fail): Ditto. Remove quadrigraphs.
5197 * configure: Regenerated.
5199 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5201 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
5202 lang_hooks.types_compatible_p instead of comptypes.
5204 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
5206 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
5207 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
5208 if __prefer_thumb__ is defined.
5210 2010-02-18 Martin Jambor <mjambor@suse.cz>
5212 PR tree-optimization/43066
5213 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
5214 array with zero-sized element type.
5216 2010-02-18 Jakub Jelinek <jakub@redhat.com>
5218 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
5219 rtx, allocate struct var_loc_node here and return it to the
5220 caller, and only if it is actually needed.
5221 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
5222 move it earlier and return immediately if it returns NULL.
5224 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
5226 * config/sparc/gas.h: New file. Restore
5227 TARGET_ASM_NAMED_SECTION to its ELF default.
5228 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
5230 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5231 Likewise. Add ATTRIBUTE_UNUSED to prototype.
5232 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
5233 after sparc/sysv4.h.
5235 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
5237 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
5239 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
5241 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
5242 patterns from predicated pattern.
5244 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
5247 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
5248 for insn mnemonic suffix.
5250 2010-02-17 Richard Guenther <rguenther@suse.de>
5252 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
5255 2010-02-17 Jakub Jelinek <jakub@redhat.com>
5258 * caller-save.c (save_call_clobbered_regs): If BB ends with
5259 a DEBUG_INSN, move any notes in between last real insn and the last
5260 DEBUG_INSN after the last DEBUG_INSN.
5262 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
5264 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
5265 Fix return type. Fix argument type. Explain meaning of return value.
5267 2010-02-16 Richard Guenther <rguenther@suse.de>
5269 PR tree-optimization/41043
5270 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
5271 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
5273 (vrp_visit_phi_node): ... but only for loop PHI nodes.
5275 2010-02-16 Ira Rosen <irar@il.ibm.com>
5277 PR tree-optimization/43074
5278 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
5279 * tree-vect-loop.c (vect_analyze_loop_operations): Add
5280 vectorizable cycles in hybrid SLP check.
5281 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
5283 2010-02-16 Richard Guenther <rguenther@suse.de>
5285 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
5286 (true_dependence): If memrefs_conflict_p computes must-alias
5287 trust it. Move TBAA check after offset-based disambiguation.
5288 (canon_true_dependence): Likewise.
5290 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
5292 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
5293 * doc/invoke.texi: Document it.
5294 * var-tracking.c: Include toplev.h and params.h.
5295 (vt_find_locations): Return bool indicating success. Compute
5296 hash sizes unconditionally. Check new parameter, report.
5297 (variable_tracking_main_1): Check vt_find_locations results and
5298 retry. Renamed from...
5299 (variable_tracking_main): ... this. New wrapper to preserve
5300 flag_var_tracking_assignments.
5301 * Makefile.in (var-tracking.o): Adjust dependencies.
5303 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
5304 Jakub Jelinek <jakub@redhat.com>
5307 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
5308 if weak_import attribute is present.
5309 * config/darwin.c (machopic_select_section): Likewise.
5311 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
5313 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
5314 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
5315 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
5316 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
5318 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
5320 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5323 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
5324 Rewrite text to refer to the names.
5326 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
5328 * config/i386/i386-builtin-types.def
5329 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
5330 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
5331 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
5332 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
5333 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
5334 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
5335 IX86_BUILTIN_VPERMIL2PS256.
5336 (MULTI_ARG_4_DF2_DI_I): Defined.
5337 (MULTI_ARG_4_DF2_DI_I1): Defined.
5338 (MULTI_ARG_4_SF2_SI_I): Defined.
5339 (MULTI_ARG_4_SF2_SI_I1): Defined.
5340 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
5341 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
5342 __builtin_ia32_vpermil2ps256.
5343 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5344 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5345 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
5346 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5347 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5348 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
5349 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
5350 CODE_FOR_xop_vpermil2v8sf3.
5351 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
5352 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
5353 * config/i386/xopintrin.h (_mm_permute2_pd): New.
5354 (_mm256_permute2_pd): New.
5355 (_mm_permute2_ps): New.
5356 (_mm256_permute2_ps): New.
5358 2010-02-15 Nick Clifton <nickc@redhat.com>
5360 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
5361 boolean parameters. Use emit_jump_insn when emitting a pop
5362 instruction containing a return insn.
5363 (push): Use 'true' rather than '1' as second parameter to F.
5364 (h8300_expand_prologue): Likewise.
5365 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
5366 (h8300_expand_epilogue): Likewise.
5368 2010-02-15 Richard Guenther <rguenther@suse.de>
5371 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
5374 2010-02-15 Nick Clifton <nickc@redhat.com>
5376 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
5379 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
5381 * intl.c (fake_ngettext): New function.
5382 * intl.h (fake_ngettext): Declare.
5383 (ngettext): Define macro.
5384 * collect2.c (notice_translated): New function.
5385 (main): Use notice_translated and ngettext.
5386 * collect2.h (notice_translated): Declare.
5388 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
5390 * reorg.c (delete_computation): Comment fixes.
5391 * caller-save.c (setup_save_areas): Idem.
5392 * sel-sched-dump.c (dump_lv_set): Idem.
5395 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5397 * config/s390/s390.c (s390_sched_init): New function.
5398 (TARGET_SCHED_INIT): Target hook defined.
5400 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
5401 Jack Howarth <howarth@bromo.med.uc.edu>
5402 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5405 Partial revert of unintended change in fix for PR41605.
5406 * config/darwin.h: Fix typo.
5407 * config/darwin9.h: Same.
5409 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5411 * c-pch.c (pch_init): Clear v.
5413 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5416 * graphite-scop-detection.c (graphite_can_represent_scev): Call
5417 graphite_can_represent_init for MULT_EXPR.
5419 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5423 * graphite-sese-to-poly.c (remove_phi): New.
5424 (translate_scalar_reduction_to_array): Call remove_phi.
5426 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5429 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
5430 * graphite-clast-to-gimple.h (gloog): Update declaration.
5431 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
5432 * graphite-poly.h (struct poly_bb): Add missing comments.
5433 (struct scop): Add poly_scop_p field.
5435 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
5436 * graphite.c (graphite_transform_loops): Build the polyhedral
5437 representation for each scop before code generation.
5438 * sese.c (rename_variables_in_operand): Removed.
5439 (rename_variables_in_expr): Return the renamed expression.
5440 (rename_sese_parameters): New.
5441 * sese.h (rename_sese_parameters): Declared.
5443 2010-02-11 Richard Guenther <rguenther@suse.de>
5445 PR tree-optimization/42998
5446 * tree-ssa-pre.c (create_expression_by_pieces): Treat
5447 POINTER_PLUS_EXPR properly.
5449 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5450 Changpeng Fang <changpeng.fang@amd.com>
5453 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
5454 the cost of an IV candidate when the IV is used in a test against zero.
5456 * gcc.dg/tree-ssa/ivopts-3.c: New.
5458 2010-02-11 Richard Guenther <rguenther@suse.de>
5461 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
5462 pointer-vs-decl case by swapping refs. Handle some cases
5463 of pointer-vs-decl disambiguations more conservatively.
5464 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
5465 to false after expanding.
5467 2010-02-11 Richard Guenther <rguenther@suse.de>
5470 * gcc.c (process_command): Handle LTO file@offset case more
5473 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5475 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
5476 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
5478 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
5480 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
5481 if MEM's mode size isn't DWARF2_ADDR_SIZE.
5482 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
5483 Optimize eq/ne comparisons when both arguments are known to be
5485 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
5486 Don't mask operands unnecessarily if they are known to be already
5489 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
5491 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
5494 2010-02-10 Richard Guenther <rguenther@suse.de>
5496 PR tree-optimization/43017
5497 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
5498 for wrapping signed arithmetic.
5500 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5503 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
5504 if no debug info should be emitted for it.
5506 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5508 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5509 note when flag_exceptions is set.
5511 2010-02-10 Duncan Sands <baldrick@free.fr>
5513 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5515 2010-02-10 Richard Guenther <rguenther@suse.de>
5518 * tree.c (get_unwidened): Handle constants.
5519 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5521 2010-02-10 Martin Jambor <mjambor@suse.cz>
5524 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
5525 check for variable argument counts independently.
5527 2010-02-10 Christian Bruel <christian.bruel@st.com>
5530 * config/sh/sh.c (find_barrier): Increase length for non delayed
5531 conditional branches.
5533 2010-02-10 Christian Bruel <christian.bruel@st.com>
5535 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
5537 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5539 * builtins.c (set_builtin_user_assembler_name): Also handle
5540 ffs if int is smaller than word.
5542 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
5545 * ira-conflicts.c (get_dup): Remove.
5546 (process_reg_shuffles): Add new parameter. Use it as an
5547 additional guard for copy generation.
5548 (add_insn_allocno_copies): Rewrite.
5550 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
5552 * common.opt (fsched2-use-traces): Preserved for backward
5554 * doc/invoke.texi: Remove the documentation about option
5555 -fsched2-use-traces.
5556 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
5557 flag_sched2_use_traces.
5558 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
5559 the backward compatibility flag section.
5561 2010-02-09 Richard Guenther <rguenther@suse.de>
5563 PR tree-optimization/43008
5564 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
5565 make HEAP variables initialized from global memory if they
5566 are not known builtin functions.
5567 (find_func_aliases): Adjust.
5569 2010-02-09 Richard Guenther <rguenther@suse.de>
5571 PR tree-optimization/43000
5572 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5573 arithmetic manually.
5575 2010-02-08 Jakub Jelinek <jakub@redhat.com>
5577 PR tree-optimization/42931
5578 * tree-loop-linear.c (try_interchange_loops): Don't call
5579 double_int_mul if estimated_loop_iterations failed.
5581 2010-02-08 Martin Jambor <mjambor@suse.cz>
5584 * tree-sra.c (build_accesses_from_assign): Do not mark in
5585 should_scalarize_away_bitmap if stmt has volatile ops.
5586 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5589 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5591 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5593 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5595 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5598 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5601 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5603 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5606 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5607 to unknown_dependence.
5608 (graphite_legal_transform_dr): Handle the unknown_dependence.
5609 (graphite_carried_dependence_level_k): Same.
5611 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5613 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5615 2010-02-07 Richard Guenther <rguenther@suse.de>
5618 * expr.c (get_inner_reference): Always initialize *pbitsize.
5620 2010-02-07 Richard Guenther <rguenther@suse.de>
5623 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5624 new ARRAY_REFs on variable size element or minimal index arrays.
5626 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5627 gimple_fold_indirect_ref.
5629 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5632 * arm.c (arm_override_options): Just return if the user has specified
5633 an invalid fpu name.
5635 2010-02-03 Jason Merrill <jason@redhat.com>
5638 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5639 i386_pe_maybe_record_exported_symbol.
5641 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5644 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5645 (pa_delegitimize_address): New function.
5647 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5649 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5650 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5652 2010-02-05 Richard Guenther <rguenther@suse.de>
5655 * lto-streamer-in.c (get_resolution): Deal with references
5656 to undefined functions.
5658 2010-02-05 Richard Guenther <rguenther@suse.de>
5660 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5661 (fold_const_aggregate_ref): Likewise.
5662 (ccp_fold_stmt): Substitute loads.
5663 (maybe_fold_reference): Verify types before substituting.
5665 (fold_gimple_assign): Unshare properly.
5666 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5668 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5670 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5671 for rs6000_gen_cell_microcode.
5673 2010-02-04 Richard Guenther <rguenther@suse.de>
5675 PR rtl-optimization/42952
5676 * dse.c (const_or_frame_p): Remove MEM handling.
5678 2010-02-04 Nick Clifton <nickc@redhat.com>
5680 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5681 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5682 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5683 (mn10300_asm_output_mi_thunk): New function.
5684 (mn10300_can_output_mu_thunk): New function.
5685 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5686 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5687 (FUNCTION_ARG): Delete incorrect comment.
5689 2010-02-03 Jason Merrill <jason@redhat.com>
5692 * fold-const.c (operand_equal_p): Handle erroneous types.
5694 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5696 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5698 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5700 PR rtl-optimization/42941
5701 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5704 2010-02-03 Jason Merrill <jason@redhat.com>
5707 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5709 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5712 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5713 (cselib_reset_table): Renamed from...
5714 (cselib_reset_table_with_next_value): ... this.
5715 (cselib_get_next_uid): Renamed from...
5716 (cselib_get_next_unknown_value): ... this.
5717 * cselib.c (next_uid): Renamed from...
5718 (next_unknown_value): ... this.
5719 (cselib_clear_table): Adjust.
5720 (cselib_reset_table): Adjust. Renamed from...
5721 (cselib_reset_table_with_next_value): ... this.
5722 (cselib_get_next_uid): Adjust. Renamed from...
5723 (cselib_get_next_unknown_value): ... this.
5724 (get_value_hash): Use hash.
5725 (cselib_hash_rtx): Likewise.
5726 (new_cselib_val): Adjust. Set and dump uid.
5727 (cselib_lookup_mem): Pass next_uid as hash.
5728 (cselib_subst_to_values): Likewise.
5729 (cselib_log_lookup): Dump uid.
5730 (cselib_lookup): Pass next_uid as hash. Adjust.
5731 (cselib_process_insn): Adjust.
5732 (cselib_init): Initialize next_uid.
5733 (cselib_finish): Adjust.
5734 (dump_cselib_table): Likewise.
5735 * dse.c (canon_address): Dump value uid.
5736 * print-rtl.c (print_rtx): Print value uid.
5737 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5739 (dv_uid): New function, sort of renamed from...
5740 (dv_htab_hash): ... this, reimplemented in terms of it and...
5741 (dv_uid2hash): ... this. New.
5742 (variable_htab_eq): Drop excess assertions.
5743 (tie_break_pointers): Removed.
5744 (canon_value_cmp): Compare uids.
5745 (variable_post_merge_New_vals): Print uids.
5746 (vt_add_function_parameters): Adjust.
5747 (vt_initialize): Reset table. Adjust.
5749 2010-02-03 Richard Guenther <rguenther@suse.de>
5751 PR tree-optimization/42944
5752 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5753 (call_may_clobber_ref_p_1): Likewise. Properly handle
5754 malloc and calloc clobbering errno.
5756 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5758 * doc/invoke.texi: Fix name of sched1 dump.
5760 * opts.c (decode_options): Set flag_tree_switch_conversion
5761 only conditionally on optimize >= 2.
5763 * gcse.c: Assorted comment fixes in pass description.
5765 2010-02-03 Anthony Green <green@moxielogic.com>
5767 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5768 nop padding in order to maintain alignment of storage location of
5769 target function address.
5770 (moxie_trampoline_init): Store target function address at newly
5772 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5774 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5776 2010-02-03 Richard Guenther <rguenther@suse.de>
5779 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5781 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5783 * config.gcc: Reenable check for obsolete targets.
5784 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5785 mips-sgi-irix6.[0-4]*.
5787 2010-02-02 Nick Clifton <nickc@redhat.com>
5789 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5790 constant size of 4 as being the same as 0.
5791 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5792 can take values in the range 0..4.
5794 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5797 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5798 as _darwin10_Unwind_FindEnclosingFunction().
5799 * libgcc-libsystem.ver: New.
5801 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5804 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5805 implicitly set registers.
5807 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
5809 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
5810 (arm_override_options): Allow automatic selection of the thread
5811 pointer register if thumb2.
5812 (legitimize_pic_address): Improve code sequences for Thumb2.
5813 (arm_call_tls_get_addr): Likewise.
5814 (legitimize_tls_address): Likewise.
5815 * arm.md (pic_load_addr_arm): Delete. Replace with ...
5816 (pic_load_addr_32bit): ... this. New named pattern.
5817 * thumb2.md (pic_load_addr_thumb2): Delete.
5818 (pic_load_dot_plus_four): Delete.
5819 (tls_load_dot_plus_four): New named pattern.
5821 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5824 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
5825 Document fix for TLS bug.
5827 2010-01-31 Richard Guenther <rguenther@suse.de>
5829 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
5830 conservatively correct.
5832 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5836 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5838 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5840 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5842 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
5844 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
5846 * config.gcc: Adjust order of makefile fragments for mingw targets.
5848 2010-01-31 Richard Guenther <rguenther@suse.de>
5851 * gimplify.c (gimplify_init_constructor): For volatile LHS
5852 initialize a temporary.
5854 2010-01-31 Matthias Klose <doko@ubuntu.com>
5856 * configure.ac: Fix __stack_chk_fail check for cross builds configured
5858 * configure: Regenerate.
5860 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
5862 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5863 the same alias set and their sizes different constantness.
5864 (aliasing_component_refs_p): Revert 2009-10-24 change.
5866 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5868 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
5871 2010-01-29 Richard Guenther <rguenther@suse.de>
5873 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
5874 Assert we successfully updated the call.
5876 2010-01-29 Jakub Jelinek <jakub@redhat.com>
5878 PR rtl-optimization/42889
5879 * df.h (df_set_bb_dirty_nonlr): New prototype.
5880 * df-core.c (df_set_bb_dirty_nonlr): New function.
5881 * df-scan.c (df_insn_rescan): Call it instead of
5882 df_set_bb_dirty for DEBUG_INSNs.
5884 2010-01-29 Richard Guenther <rguenther@suse.de>
5887 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
5888 quadratic behavior in most cases.
5890 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
5893 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
5894 in the call to gen_x86_movsicc_0_m1.
5896 2010-01-28 Richard Guenther <rguenther@suse.de>
5898 PR tree-optimization/42871
5899 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
5901 2010-01-28 Richard Guenther <rguenther@suse.de>
5903 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
5904 into call arguments.
5906 2010-01-28 Richard Guenther <rguenther@suse.de>
5909 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
5910 the forwarder if the destination is an EH landing pad.
5912 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
5914 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
5915 block list passed to gimple_duplicate_sese_tail.
5916 (parallelize_loops): Avoid parallelization when the function
5918 Avoid parallelization when the preheader is IRREDUCIBLE.
5919 Try to optimize when estimated_loop_iterations_int is unresolved.
5920 Add the loop's location to the dump file.
5921 * tree-cfg.c (add_phi_args_after_redirect): Remove.
5922 (gimple_duplicate_sese_tail): Remove the check for the latch.
5923 Redirect nexits to the exit block.
5924 Remove handling of the incoming edges to the latch.
5925 Redirect the backedge from the copied latch to the exit bb.
5927 2010-01-28 Michael Matz <matz@suse.de>
5930 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
5931 Wrap force_reg into a sequence, emit it before user.
5933 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
5935 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
5937 (arm_legacy_rev): Likewise.
5938 (thumb_legacy_rev): Likewise.
5940 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5942 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5943 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5944 on MEM's address failed, try avoid_constant_pool_reference and
5945 recurse if it returned something different.
5946 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5947 address, try avoid_constant_pool_reference and recurse if it
5948 returned something different.
5949 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
5950 address and avoid_constant_pool_reference returned something
5951 different, don't set have_address.
5953 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
5956 * var-tracking.c (val_store): Add modified argument, obey it.
5958 (count_uses): Move down logging of main.
5959 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
5960 don't need resolution.
5961 (emit_notes_in_bb): Likewise.
5963 2010-01-27 Richard Guenther <rguenther@suse.de>
5966 * tree-inline.c (remap_decl): Delay remapping of SSA name
5967 default definitions until we need them.
5969 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5971 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5972 (rs6000_delegitimize_address): New function.
5974 * config/s390/s390.c (s390_delegitimize_address): Call
5975 delegitimize_mem_from_attrs.
5978 * tree-inline.c (cannot_copy_type_1): Removed.
5979 (copy_forbidden): Don't forbid copying of functions containing
5980 records/unions with variable length fields.
5982 2010-01-27 Christian Bruel <christian.bruel@st.com>
5986 * config/sh/sh.c (find_barrier): Increase length for non delayed
5987 conditional branches.
5989 2010-01-27 Matthias Klose <doko@ubuntu.com>
5991 * configure.ac (gnu-unique-object): Fix ldd version check.
5992 * configure: Regenerate.
5994 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5996 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
5998 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
5999 Test for HAVE_GNU_AS value.
6001 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6003 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
6004 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
6005 INT64_TYPE): Define.
6006 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
6007 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6008 INT_LEAST64_TYPE): Define.
6009 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
6010 UINT_LEAST64_TYPE): Define.
6011 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
6012 INT_FAST64_TYPE): Define.
6013 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6014 UINT_FAST64_TYPE): Define.
6015 (INTMAX_TYPE, UINTMAX_TYPE): Define.
6016 (INTPTR_TYPE, UINTPTR_TYPE): Define.
6017 (SIG_ATOMIC_TYPE): Define.
6019 2010-01-26 Richard Guenther <rguenther@suse.de>
6021 * df-scan.c (df_scan_set_bb_info): Remove assert.
6022 (df_insn_rescan_debug_internal): Merge asserts.
6023 (df_install_ref): Likewise.
6024 (df_mark_reg): Use bitmap_set_range.
6025 (df_hard_reg_used_p): Remove assert.
6026 (df_hard_reg_used_count): Likewise.
6028 2010-01-26 Richard Guenther <rguenther@suse.de>
6030 PR rtl-optimization/42685
6031 * web.c (web_main): Ignore DEBUG_INSNs.
6033 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
6035 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
6037 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
6038 Fix types of fndecl and arglist parameters.
6040 2010-01-26 Richard Guenther <rguenther@suse.de>
6043 * tree-eh.c (unsplit_eh): Skip debug insns.
6045 2010-01-26 Richard Guenther <rguenther@suse.de>
6047 PR tree-optimization/42250
6048 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
6050 2010-01-26 Jakub Jelinek <jakub@redhat.com>
6053 * omp-low.c (expand_omp_sections): Only use single_pred if
6054 l2_bb is single_pred_p.
6056 2010-01-25 Christian Bruel <christian.bruel@st.com>
6059 * config/sh/sh.c (find_barrier): Increase length for non delayed
6060 conditional branches.
6061 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
6063 2010-01-24 David S. Miller <davem@davemloft.net>
6065 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
6066 define if not using GAS.
6067 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6068 Likewise. Delete SECTION_MERGE code, which is only applicable
6071 2010-01-24 Mark Mitchell <mark@codesourcery.com>
6074 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
6075 mangling of va_list in system headers.
6077 2010-01-23 Toon Moene <toon@moene.org>
6079 * tree-predcom.c (combine_chains): Return NULL, not false.
6081 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
6083 * tree-loop-distribution.c (distribute_loop): Fix declaration and
6084 initialization of variable res to agree with return type.
6086 2010-01-22 Steve Ellcey <sje@cup.hp.com>
6088 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
6089 * tree-sra.c: Add include of expr.h.
6091 2010-01-22 Jakub Jelinek <jakub@redhat.com>
6093 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
6094 insert the debug stmt on the single non-EH edge from the stmt.
6096 2010-01-22 Richard Henderson <rth@redhat.com>
6099 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
6100 the RHS until after generate_subtree_copies has insertted its
6101 code before the current statement.
6103 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
6105 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
6107 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
6109 2010-01-21 Martin Jambor <mjambor@suse.cz>
6111 PR tree-optimization/42585
6112 * tree-sra.c (struct access): New field grp_total_scalarization.
6113 (dump_access): Dump the new field.
6114 (should_scalarize_away_bitmap): New variable.
6115 (cannot_scalarize_away_bitmap): Likewise.
6116 (sra_initialize): Allocate new bitmaps.
6117 (sra_deinitialize): Free new bitmaps.
6118 (create_access_1): New function.
6119 (create_access): Parts moved to create_access_1.
6120 (type_consists_of_records_p): New function.
6121 (completely_scalarize_record): Likewise.
6122 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
6123 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
6124 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
6126 (analyze_all_variable_accesses): Completely scalarize small eligible
6129 2010-01-21 Martin Jambor <mjambor@suse.cz>
6131 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
6133 2010-01-21 Andrew Haley <aph@redhat.com>
6135 * gcc.c (process_command): Move lang_specific_driver before
6136 setting cc_libexec_prefix.
6138 2010-01-21 Richard Guenther <rguenther@suse.de>
6141 * fold-const.c (negate_expr_p): Pretend only negative
6142 real constants are easily negatable.
6144 2010-01-20 Janis Johnson <janis187@us.ibm.com>
6145 Jason Merrill <jason@redhat.com>
6147 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
6148 (TYPE_TRANSPARENT_AGGR): this, for union and record.
6149 * calls.c (initialize argument_information): Handle it.
6150 * c-common.c (handle_transparent_union_attribute): Use new name.
6151 * c-decl.c (finish_struct): Ditto.
6152 * c-typeck.c (type_lists_compatible_p): Ditto.
6153 (convert_for_assignment): Use new name and also handle record.
6154 * function.c (aggregate_value_p): Handle it.
6155 (pass_by_reference): Ditto.
6156 (assign_parm_data_types): Ditto.
6157 * print-tree.c (print_node): Ditto.
6158 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
6159 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
6160 * tree.c (first_field): New fn.
6162 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6165 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
6166 even when linking statically, for now.
6168 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6171 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
6172 without a cselib val.
6173 (count_uses): Accept MO_VAL_SET with no val on stores.
6174 (add_stores): Likewise.
6176 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6178 * var-tracking.c (check_value_val): Add a compile time assertion.
6179 (dv_is_decl_p): Simplify.
6180 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
6181 gcc_assert if ENABLE_CHECKING.
6183 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6186 * var-tracking.c: Include tree-flow.h.
6187 (mem_dies_at_call): New.
6188 (dataflow_set_preserve_mem_locs): Use it.
6189 (dataflow_set_remove_mem_locs): Likewise.
6190 (dump_var): Renamed from dump_variable. Adjust all callers.
6191 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
6192 * Makefile.in (var-tracking.o): Adjust deps.
6194 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
6196 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
6198 2010-01-20 Richard Guenther <rguenther@suse.de>
6200 PR tree-optimization/42717
6201 * tree-ssa-dce.c (get_live_post_dom): Remove.
6202 (forward_edge_to_pdom): Take an arbitrary edge to copy
6203 degenerate PHI args from.
6204 (remove_dead_stmt): Use the first post-dominator even if it
6205 does not contain live statements as redirection destination.
6207 2010-01-20 Richard Guenther <rguenther@suse.de>
6209 * tree-inline.c (estimate_num_insns): Handle EH builtins.
6211 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6213 * sel-sched.c (create_speculation_check): Remove set but not used
6215 (try_transformation_cache): Remove set but not used variable ds.
6216 (calculate_privileged_insns): Remove set but not used variables
6217 cur_insn and min_spec_insn.
6218 (find_best_expr): Remove set but not used variable avail_n.
6219 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
6221 * cgraphunit.c (assemble_thunk): Remove set but not used variable
6223 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
6224 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
6227 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
6230 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
6231 cpu types. Add support for *-sse3 cpu types.
6232 (x86_64-*-*): Ditto.
6234 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6237 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
6238 argument, call initializer_constant_valid_p_1 instead of
6239 initializer_constant_valid_p, pass CACHE to it, return NULL
6240 immediately if first call returns NULL.
6241 (initializer_constant_valid_p_1): New function.
6242 (initializer_constant_valid_p): Use it.
6244 2010-01-20 Thomas Quinot <quinot@adacore.com>
6246 * tree.def (PLACEHOLDER_EXPR): Fix comment.
6248 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6250 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
6251 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
6252 (loc_list_from_tree): Don't handle unsigned division. Handle
6253 signed modulo using DW_OP_{over,over,div,mul,minus}.
6254 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
6255 modulo instead of signed.
6257 2010-01-20 DJ Delorie <dj@redhat.com>
6259 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
6261 (h8300_emit_stack_adjustment): Propogate it.
6263 (h8300_expand_prologue): Likewise.
6264 (h8300_expand_epilogue): Likewise.
6266 2010-01-19 Michael Matz <matz@suse.de>
6268 PR tree-optimization/41783
6269 * tree-data-ref.c (toplevel): Include flags.h.
6270 (dump_data_dependence_relation): Also dump the inputs if the
6271 result will be unknown.
6272 (split_constant_offset_1): Look through some conversions.
6273 * tree-predcom.c (determine_roots_comp): Restart a new chain if
6274 the offset from last element is too large.
6275 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
6276 (reassociate_to_the_same_stmt): Handle vector registers.
6277 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
6279 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
6280 wide_prolog_niters argument, emit widening instructions.
6281 (vect_do_peeling_for_alignment): Adjust caller, use widened
6282 variant of the iteration cound.
6283 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
6285 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6288 * config/arm/neon-testgen.m (emit_automatics): New parameter
6289 features. Adjust for Fixed_return_reg feature.
6290 (test_intrinsic): Call emit_automatics with new feature.
6291 * config/arm/neon.ml: Update copyright years.
6292 (features): New Fixed_return_reg feature.
6293 (ops): Update feature for Vget_low.
6295 2010-01-19 Jakub Jelinek <jakub@redhat.com>
6297 PR tree-optimization/42719
6298 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
6302 * fwprop.c (all_uses_available_at): Return false if def_set dest
6303 is a REG that is used in def_insn.
6305 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
6307 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
6309 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
6312 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
6314 * target.h (struct gcc_target) <secondary_reload>: Change type
6315 of last argument to secondary_reload_info *.
6317 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
6320 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
6321 memory references with unaligned offsets. Remove CQImode handling.
6322 (unaligned_memory_operand): Return 1 for memory references with
6323 unaligned offsets. Remove CQImode handling.
6325 2010-01-18 Richard Guenther <rguenther@suse.de>
6328 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
6331 2010-01-18 Richard Guenther <rguenther@suse.de>
6333 PR tree-optimization/42781
6334 * tree-ssa-structalias.c (find_what_var_points_to): Skip
6335 restrict processing only if the original variable was artificial.
6337 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
6339 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
6340 find number of popped argument bytes.
6342 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
6343 Fix the text that describes the return value for invalid insns.
6345 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
6347 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
6348 Clarify what 'cost of the -dependence' is. Fix quoting.
6350 * toplev.c (default_get_pch_validity): Rename argument to "sz".
6351 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
6353 2010-01-17 Jakub Jelinek <jakub@redhat.com>
6355 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6356 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
6358 2010-01-17 Richard Guenther <rguenther@suse.de>
6361 * function.c (split_complex_args): Take a VEC to modify.
6362 (assign_parms_augmented_arg_list): Build a VEC instead of
6363 a chain of PARM_DECLs.
6364 (assign_parms_unsplit_complex): Take a VEC of arguments.
6365 Do not fixup unmodified parms.
6366 (assign_parms): Deal with the VEC.
6367 (gimplify_parameters): Likewise.
6369 2010-01-17 Richard Guenther <rguenther@suse.de>
6371 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
6372 node existence check.
6373 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
6374 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
6375 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
6376 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
6377 (gimple_execute_on_growing_pred): Likewise.
6379 2010-01-17 Richard Guenther <rguenther@suse.de>
6381 PR tree-optimization/42773
6382 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
6383 (compute_antic_aux): Likewise.
6384 (compute_partial_antic_aux): Likewise.
6386 2010-01-17 Jie Zhang <jie.zhang@analog.com>
6389 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
6392 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
6394 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
6397 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
6398 Fix markup for strict argument.
6400 (TARGET_SCHED_REORDER2): Fix argument types.
6402 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
6403 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
6405 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
6406 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
6408 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
6411 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
6412 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
6413 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
6414 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
6415 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
6417 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
6419 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
6421 (TARGET_ASM_RELOC_RW_MASK): Add return type.
6422 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
6424 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
6426 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
6429 (TARGET_ASM_NAMED_SECTION): Fix argument list.
6431 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
6432 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
6434 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
6436 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
6438 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
6439 referring to it. Fix language.
6441 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
6443 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
6445 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
6447 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
6449 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
6450 '@var{stream}. Remove stray 'and'.
6452 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
6454 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
6456 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
6458 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
6459 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
6461 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
6462 Fix description of return value.
6463 Rename argument "sz" to "len."
6465 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
6466 Clarify meaning of 'true' return value.
6468 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
6470 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
6471 rep_mode versus mode_rep.
6473 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
6475 (TARGET_BUILTIN_DECL): Fix name.
6477 (TARGET_COMMUTATIVE_P): Fix type of first argument.
6479 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
6481 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
6483 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
6485 (TARGET_RELAXED_ORDERING): Use @deftypevr.
6487 (TARGET_GET_DRAP_RTX): Note that this is a hook.
6490 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
6491 Rename argument tm_fn to md_fn.
6493 (TARGET_OPTION_PRINT): Fix argument list.
6495 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
6498 * config/i386/i386.c (ix86_fixup_binary_operands):
6499 Revert FMA4 fixup of operands.
6501 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6504 * Makefile.in (write_entries_to_file, install-plugin):
6505 Use \012 instead of \n with tr.
6507 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6509 * configure.ac (HAVE_AS_REF): New C macro.
6510 * configure: Regenerate.
6511 * config.in: Likewise.
6512 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6514 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6517 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6519 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6521 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6523 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
6525 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
6527 (TARGET_IN_SMALL_DATA_P): Fix argument type.
6529 (TARGET_BINDS_LOCAL_P): Fix argument type.
6531 (TARGET_ASM_FILE_END): Use prototype.
6533 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
6535 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
6537 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
6539 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
6541 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
6542 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
6544 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
6545 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
6547 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
6548 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
6549 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
6550 (TARGET_ADDR_SPACE_CONVERT): Likewise.
6552 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
6554 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
6556 (TARGET_INIT_BUILTINS): Use prototype.
6558 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6559 Put 'const char *' in braces. Fix parameter types.
6560 (TARGET_INVALID_CONVERSION): Fix parameter types.
6561 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
6562 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
6564 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
6567 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
6569 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6571 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6573 * doc/tm.texi (TARGET_HELP): Fix return type.
6575 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
6576 in braces. Fix argument types.
6578 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6580 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6582 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6584 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6585 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6587 (TARGET_MANGLE_TYPE): Fix argument types.
6589 (TARGET_IRA_COVER_CLASSES): Use prototype.
6591 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6593 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6595 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6597 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6599 (TARGET_CALLEE_COPIES): Fix argument types.
6601 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6603 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6605 (TARGET_FUNCTION_VALUE): Fix argument types.
6607 (TARGET_RETURN_IN_MSB): Fix argument type.
6609 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6611 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6613 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6615 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6616 agree with return type.
6618 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6620 2010-01-15 Jing Yu <jingyu@google.com>
6622 PR rtl-optimization/42691
6623 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6624 a pseudo to a constant and are merged, and adjust comments.
6626 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6628 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6630 2010-01-15 Richard Guenther <rguenther@suse.de>
6633 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6634 labels of computed or non-local gotos to the destination.
6635 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6636 landing pad label is the first label.
6638 2010-01-15 Richard Guenther <rguenther@suse.de>
6640 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6642 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6645 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6646 to allow generation of the xssqrtdp instruction on power7.
6647 (sqrtdf2_fpr): Ditto.
6649 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6652 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6653 functions with noreturn attribute.
6656 * varasm.c (declare_weak): Add weak attribute to decl if it
6657 doesn't have one already.
6658 (assemble_external): Only add decls to weak_decls if they also
6659 have weak attribute.
6661 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6663 * var-tracking.c (var_reg_delete): Don't delete the association
6664 between REGs and values or one-part variables if the register
6667 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6670 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6671 because its first operand is a non-localized variable.
6673 2010-01-14 Martin Jambor <mjambor@suse.cz>
6675 PR tree-optimization/42706
6676 * tree-sra.c (encountered_recursive_call): New variable.
6677 (encountered_unchangable_recursive_call): Likewise.
6678 (sra_initialize): Initialize both new variables.
6679 (callsite_has_enough_arguments_p): New function.
6680 (scan_function): Call decl and flags check only for IPA-SRA, check
6681 whether there is a recursive call and whether it has enough arguments.
6682 (all_callers_have_enough_arguments_p): New function.
6683 (convert_callers): Look for recursive calls only when
6684 encountered_recursive_call is set.
6685 (ipa_early_sra): Bail out either if
6686 !all_callers_have_enough_arguments_p or
6687 encountered_unchangable_recursive_call.
6689 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6691 * sel-sched.c: Add 2010 to copyright years.
6692 * sel-sched-ir.c: Likewise.
6693 * sel-sched-ir.h: Likewise.
6695 2010-01-14 Martin Jambor <mjambor@suse.cz>
6697 PR tree-optimization/42714
6698 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6699 constructors specially.
6701 2010-01-14 Andi Kleen <ak@linux.intel.com>
6703 * config/i386/drivers-i386.c (detect_caches_intel):
6704 Add l2sizekb parameter and fill in.
6705 (host_detect_local_cpu): Add l2sizekb, fill in.
6706 Add Atom small cache heuristic.
6708 2010-01-14 Andi Kleen <ak@linux.intel.com>
6710 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6711 Add level3 parameter and fill in.
6712 (detect_caches_intel): Handle level3 cache.
6714 2010-01-14 Andi Kleen <ak@linux.intel.com>
6716 * config/i386/drivers-i386.c (host_detect_local_cpu):
6717 Fix core duo detection.
6719 2010-01-14 Andi Kleen <ak@linux.intel.com>
6721 * config/i386/drivers-i386.c (host_detect_local_cpu):
6724 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6726 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6727 (rs6000_variable_issue_1): this. Use...
6728 (rs6000_variable_issue): here. Reimplement. Print debug info.
6730 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6732 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6733 sel_restore_notes. Update all callers. Call reemit_notes
6736 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6738 PR rtl-optimization/42246
6739 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6742 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6744 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6745 all successors is the same as number of successors in current region.
6747 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6749 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6750 to rename is not separable. Otherwise check that its LHS is not NULL.
6752 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6754 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6756 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6758 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6759 available registers when failed to discover LHS register class.
6760 Fix indentation. Update comment.
6762 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6763 Alexander Monakov <amonakov@ispras.ru>
6765 PR rtl-optimization/42389
6766 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6768 (advance_state_on_fence): Likewise.
6769 (sel_target_adjust_priority): Print debug output only when
6770 sched_verbose >= 4, not 2.
6771 (get_expr_cost): Do not issue all unique insns on the next cycle.
6772 (fill_insns): Initialize can_issue_more from the value saved
6774 * sel-sched-ir.c (flist_add): New parameter issue_more.
6775 Init FENCE_ISSUE_MORE with it.
6776 (merge_fences): Likewise.
6777 (init_fences): Update call to flist_add.
6778 (add_to_fences, add_clean_fence_to_fences)
6779 (add_dirty_fence_to_fences): Likewise.
6780 (move_fence_to_fences): Update call to merge_fences.
6781 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6783 * sel-sched-ir.h (struct _fence): New field issue_more.
6784 (FENCE_ISSUE_MORE): New accessor macro.
6786 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6788 PR rtl-optimization/42388
6789 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6790 that have no predecessors nor successors. Do not call move_bb_info
6791 for empty blocks outside of current region.
6793 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6795 PR rtl-optimization/42294
6796 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6797 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6798 originators' originators.
6800 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6802 PR rtl-optimization/39453
6803 PR rtl-optimization/42246
6804 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6806 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
6808 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6809 Alexander Monakov <amonakov@ispras.ru>
6812 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
6813 (maybe_tidy_empty_bb): ... here. Make static. Add new
6814 argument. Update all callers.
6815 (tidy_control_flow): ... and here. Recompute topological order
6816 of basic blocks in region if necessary.
6817 (sel_redirect_edge_and_branch): Change return type. Return true
6818 if topological order might have been invalidated.
6819 (purge_empty_blocks): Export and move from...
6820 * sel-sched.c (purge_empty_blocks): ... here.
6821 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
6822 (maybe_tidy_empty_bb): Delete prototype.
6823 (purge_empty_blocks): Declare.
6825 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6827 PR rtl-optimization/42249
6828 * sel-sched.c (try_replace_dest_reg): When chosen register
6829 and original register is the same, do not bail out early, but
6830 still check all original insns for validity of replacing destination
6831 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
6834 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6837 Port from no-undefined-overflow branch:
6838 2009-03-09 Richard Guenther <rguenther@suse.de>
6840 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
6842 2010-01-14 Richard Guenther <rguenther@suse.de>
6845 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
6847 2010-01-14 Ira Rosen <irar@il.ibm.com>
6849 PR tree-optimization/42709
6850 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
6851 as scalar type in creation of constant vector operand.
6853 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6856 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
6857 (check-parallel-%): Match `testsuite' directory component only
6860 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
6862 PR translation/39521
6863 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
6866 2010-01-13 Richard Guenther <rguenther@suse.de>
6868 PR tree-optimization/42730
6869 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
6872 2010-01-13 Steve Ellcey <sje@cup.hp.com>
6875 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
6876 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
6879 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
6881 * config/bfin/libgcc-bfin.ver: Regenerate based on current
6882 libgcc-std.ver. Add entries for ___smulsi3_highpart and
6883 ___umulsi3_highpart.
6885 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
6886 rather than schedule_insns if the pass is enabled.
6888 2010-01-13 Martin Jambor <mjambor@suse.cz>
6890 PR tree-optimization/42704
6891 * tree-sra.c (sra_modify_assign): Do not delete assignments to
6894 2010-01-13 Martin Jambor <mjambor@suse.cz>
6896 PR tree-optimization/42703
6897 * tree-sra.c (analyze_access_subtree): Check that we can build a
6898 reference to the original data within the aggregate.
6900 2010-01-13 Richard Guenther <rguenther@suse.de>
6902 PR tree-optimization/42705
6903 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
6905 2010-01-13 Richard Guenther <rguenther@suse.de>
6908 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
6910 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6913 * var-tracking.c (values_to_unmark): New variable.
6914 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6915 values_to_unmark vector. Moved body to...
6916 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6917 instead queue it into values_to_unmark vector.
6918 (vt_find_locations): Free values_to_unmark vector.
6920 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
6922 * config/s390/s390.c (override_options): Set
6923 default of max-pending-list-length to 256
6925 2010-01-13 Richard Guenther <rguenther@suse.de>
6928 * tree-pass.h (PROP_gimple_lcx): New.
6929 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
6930 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
6931 before the final cleanup_eh.
6932 (dump_properties): Dump PROP_gimple_lcx.
6933 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
6934 (tree_lower_complex_O0): Remove.
6935 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
6936 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
6937 tree_lower_complex, schedule TODO_update_ssa.
6938 * lto-streamer-out.c (output_function): Stream the functions
6940 * lto-streamer-in.c (input_function): Likewise.
6941 (lto_read_body): Do not override them here.
6943 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6946 * c-typeck.c (build_c_cast): Fold value cast to union type before
6947 wrapping it in a CONSTRUCTOR.
6949 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6951 PR rtl-optimization/42699
6952 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
6955 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6957 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6958 SUBTARGET_WARN_UNUSED_SPEC): Move ...
6959 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6960 SUBTARGET_WARN_UNUSED_SPEC): ... here
6961 * config/mips/iris5.h (LIBGCC_SPEC): Define.
6963 2010-01-12 Julian Brown <julian@codesourcery.com>
6965 * config/arm/neon-schedgen.ml (Utils): Don't try to
6966 open missing module.
6967 (find_with_result): New.
6969 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6972 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
6973 sharing when canonicalizing ({lt,ge}u (plus a b) b).
6975 PR tree-optimization/42645
6976 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
6977 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
6978 decl_map, set processing_debug_stmt to -1 and return name without
6981 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
6983 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
6984 binutils version, and reword target configuration description.
6986 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6988 * config/avr/avr.h (LINKER_NAME): Remove.
6990 2010-01-11 Janis Johnson <janis187@us.ibm.com>
6993 * config/rs6000/rs6000.c (rs6000_override_options): On targets
6994 that support VSX, warn for -mno-altivec if vsx is not disabled,
6997 2010-01-11 Joseph Myers <joseph@codesourcery.com>
6998 Shujing Zhao <pearly.zhao@oracle.com>
7000 PR translation/42469
7001 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
7002 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
7003 character between option name and help text.
7004 * c.opt (imultilib): Likewise.
7006 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
7008 * lto-streamer-out.c (output_unreferenced_globals): Output static
7011 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
7013 PR rtl-optimization/42621
7014 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
7015 optimizing for size.
7016 (duplicate_computed_gotos): Remove now-redundant check.
7018 2010-01-10 Steve Ellcey <sje@cup.hp.com>
7021 * configure.ac: Save and restore LDFLAGS and LIBS
7022 * configure: Regenerate.
7024 2010-01-10 Richard Guenther <rguenther@suse.de>
7027 * builtins.c (fold_builtin_strlen): Add type argument and
7028 convert the resulting length to it.
7029 (fold_builtin_1): Adjust.
7031 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7033 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
7034 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
7036 (num_insns_constant_wide): Adjust for that change.
7038 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7041 * web.c (union_defs): Add used argument, to combine uses of
7043 (entry_register): Adjust type and tests of used argument.
7044 (web_main): Widen used for new use. Pass it to union_defs.
7045 * df.h (union_defs): Adjust prototype.
7047 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7050 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
7051 uses in new incoming argument. Free body.
7052 (reset_debug_uses_in_loop): New.
7053 (analyze_insn_to_expand_var): Call the latter if the former found
7054 anything. Fix whitespace. Reject invalid dest overlaps before
7055 going through all insns in the loop.
7057 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7060 * haifa-sched.c (dying_use_p): Debug insns don't count.
7062 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7065 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
7066 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
7067 (verify_gimple_call): Reject LHS in noreturn calls.
7069 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7073 * tree-vect-loop-manip.c (adjust_info): New type.
7074 (adjust_vec): New pointer to vector.
7075 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
7076 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
7077 (slpeel_update_phis_for_duplicate_loop): Use them.
7078 (slpeel_update_phi_nodes_for_guard1): Likewise.
7079 (slpeel_update_phi_nodes_for_guard2): Likewise.
7080 (slpeel_tree_peel_loop_to_edge): Likewise.
7081 (vect_update_ivs_after_vectorizer): Likewise.
7083 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7085 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
7086 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
7088 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7090 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
7091 bogus uninitialized warning.
7093 2010-01-09 Richard Guenther <rguenther@suse.de>
7096 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
7097 the evolution is compatible with the initial condition.
7099 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7101 * gcc.c (process_command): Update copyright notice dates.
7102 * gcov.c (print_version): Likewise.
7103 * gcov-dump.c (print_version): Likewise.
7104 * mips-tfile.c (main): Likewise.
7105 * mips-tdump.c (main): Likewise.
7107 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7110 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
7112 (rotlhi3_8): Delete.
7114 (rotlsi3_8): Delete.
7115 (rotlsi3_16): Delete.
7116 (rotlsi3_24): Delete.
7118 (*rotw<mode>3): New.
7119 (*rotb<mode>3): New.
7120 * config/avr/avr.c (avr_rotate_bytes): New function.
7121 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
7123 2010-01-08 Steve Ellcey <sje@cup.hp.com>
7126 * configure.ac: Modify -rdynamic check.
7127 * configure: Regenerate.
7129 2010-01-08 DJ Delorie <dj@redhat.com>
7131 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
7132 register popping order.
7134 2010-01-08 Richard Guenther <rguenther@suse.de>
7137 * c.opt (fsigned-char): Also let LTO handle this option.
7138 (funsigned-char): Likewise.
7140 2010-01-07 Richard Guenther <rguenther@suse.de>
7142 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
7143 (gimple_op): Likewise.
7144 (gimple_op_ptr): Likewise.
7145 (gimple_assign_set_lhs): Remove gcc_assert.
7146 (gimple_assign_set_rhs1): Likewise.
7147 (gimple_assign_set_rhs2): Likewise.
7148 (gimple_call_set_lhs): Likewise.
7149 (gimple_call_set_fn): Likewise.
7150 (gimple_call_set_fndecl): Likewise.
7151 (gimple_call_fndecl): Likewise.
7152 (gimple_call_return_type): Likewise.
7153 (gimple_call_set_chain): Likewise.
7154 (gimple_call_num_args): Likewise.
7155 (gimple_call_set_arg): Likewise.
7156 (gimple_cond_set_code): Likewise.
7157 (gimple_cond_set_lhs): Likewise.
7158 (gimple_cond_set_rhs): Likewise.
7159 (gimple_cond_set_true_label): Likewise.
7160 (gimple_cond_set_false_label): Likewise.
7161 (gimple_label_set_label): Likewise.
7162 (gimple_goto_set_dest): Likewise.
7163 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
7164 (gimple_debug_bind_get_value): Likewise.
7165 (gimple_debug_bind_get_value_ptr): Likewise.
7166 (gimple_debug_bind_set_var): Likewise.
7167 (gimple_debug_bind_set_value): Likewise.
7168 (gimple_debug_bind_reset_value): Likewise.
7169 (gimple_debug_bind_has_value_p): Likewise.
7170 (gimple_return_retval_ptr): Remove gcc_assert.
7171 (gimple_return_retval): Likewise.
7172 (gimple_return_set_retval): Likewise.
7173 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
7174 (safe_referenced_var_iterator): Remove.
7175 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
7176 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
7177 (fill_referenced_var_vec): Remove.
7178 (first_readonly_imm_use): Remove redundant gcc_assert.
7179 (phi_arg_index_from_use): Combine gcc_asserts.
7180 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
7181 (first_imm_use_stmt): Remove redundant gcc_assert.
7182 * tree-cfg.c (verify_gimple_call): Verify function and chain
7183 operands. Verify arguments.
7184 (verify_types_in_gimple_stmt): Verify condition code and labels.
7186 2010-01-07 Richard Guenther <rguenther@suse.de>
7188 PR tree-optimization/42641
7189 * sese.c (rename_map_elt_info): Use the SSA name version, do
7192 2010-01-07 Jakub Jelinek <jakub@redhat.com>
7194 PR tree-optimization/42625
7195 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
7196 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
7198 2010-01-07 Duncan Sands <baldrick@free.fr>
7200 * Makefile.in (PLUGIN_HEADERS): Add version.h.
7202 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
7205 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
7206 note itself is not function_invariant_p.
7208 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
7210 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
7211 Do not add the DF_NOTE problem.
7212 * store-motion.c (execute_rtl_store_motion): Likewise.
7214 2010-01-07 Martin Jambor <mjambor@suse.cz>
7216 PR tree-optimization/42157
7217 * tree-sra.c (compare_access_positions): Stabilize sort if both
7218 accesses have integer types, return zero immediately if they are the
7221 2010-01-06 Richard Henderson <rth@redhat.com>
7224 * haifa-sched.c (add_to_note_list): Merge into ...
7225 (concat_note_lists): ... here, and ...
7226 (unlink_other_notes, rm_other_notes): Merge into...
7227 (remove_notes): ... here. Create REG_SAVE_NOTEs for
7228 NOTE_INSN_EPILOGUE_BEG.
7230 2010-01-06 Richard Guenther <rguenther@suse.de>
7232 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
7233 not inline regular functions into always-inline functions.
7235 2010-01-06 Nick Clifton <nickc@redhat.com>
7237 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
7238 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
7240 (OVERRIDE_OPTIONS): Delete.
7241 (OPTIMIZATION_OPTIONS): Define.
7242 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
7243 * config/rx/rx.c (rx_handle_option): Issue an error message if
7244 -mcpu=rx200 and -fpu are used together.
7245 (rx_set_optimization_options): New function. Issue an error
7246 message if an optimization attribute attempts to reset the FPU/
7247 math optimization pairing.
7248 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
7249 * config/rx/rx.opt: Set the default to 32-bit doubles.
7250 * config/rx/t-rx: Add multilibs for -nofpu option.
7251 * doc/invoke.texi: Update documentation of RX options.
7253 2010-01-06 Richard Guenther <rguenther@suse.de>
7255 * tree-ssa-pre.c (name_to_id): New global.
7256 (alloc_expression_id): Simplify SSA name handling.
7257 (lookup_expression_id): Likewise.
7258 (init_pre): Zero name_to_id.
7259 (fini_pre): Free it.
7261 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
7263 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
7265 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
7268 * config/i386/sse.md (smaxv2di3): New.
7269 (umaxv2di3): Likewise.
7270 (sminv2di3): Likewise.
7271 (uminv2di3): Likewise.
7273 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
7276 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
7277 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
7278 (legitimize_tls_address): Likewise.
7279 (sparc_tls_referenced_p): Likewise.
7280 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
7281 and adjust calls to legitimize_pic_address.
7282 (legitimate_constant_p) Use sparc_tls_referenced_p.
7283 (legitimate_pic_operand_p): Likewise.
7284 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
7285 (sparc_tls_symbol_ref_1): Delete.
7286 (sparc_tls_referenced_p): Make static, recognize specific patterns.
7287 (legitimize_tls_address): Make static, handle CONST patterns.
7288 (legitimize_pic_address): Make static, remove unused parameter and
7289 adjust recursive calls.
7290 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
7291 and adjust call to legitimize_pic_address.
7292 (sparc_output_mi_thunk): Likewise.
7294 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
7295 H.J. Lu <hongjiu.lu@intel.com>
7298 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
7299 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
7300 operands to make them signed.
7303 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7306 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7307 GTU to GT for V4SI and V2DI.
7309 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7310 (umin<mode>3): Removed.
7312 (uminv4si3): Likewise.
7314 2010-01-05 Martin Jambor <mjambor@suse.cz>
7316 PR tree-optimization/42462
7317 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
7318 current_function_decl to helper functions and macros.
7320 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7323 * flags.h: Don't include real.h.
7324 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
7325 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
7326 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
7327 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
7328 * dominance.c: Update copyright.
7329 * gimple.c (walk_gimple_op): Remove inline.
7330 * tree-ssa-reassoc.c: Include real.h.
7331 * Makefile.in (FLAGS_H): Remove $(REAL_H).
7332 (tree-ssa-reassoc.o): Depend on $(REAL_H).
7334 2010-01-05 Nick Clifton <nickc@redhat.com>
7336 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
7337 register to push into the stack frame when the accumulator has to
7338 be saved during interrupts.
7340 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
7342 * doc/invoke.texi: Remove the documentation about option
7344 * common.opt (Wunreachable-code): Preserved for backward
7346 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
7347 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
7348 the backward compatibility flag section.
7350 2010-01-05 Richard Guenther <rguenther@suse.de>
7352 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
7354 2010-01-05 Jakub Jelinek <jakub@redhat.com>
7357 * cfgexpand.c (expand_one_var): Diagnose too large variables.
7359 PR tree-optimization/42508
7360 * tree-sra.c (convert_callers): Check for recursive call
7361 by comparing cgraph nodes instead of decls.
7362 (modify_function): Call ipa_modify_formal_parameters also
7363 on all same_body aliases.
7365 * cgraphunit.c (cgraph_materialize_all_clones): Compare
7366 cgraph nodes when checking for same_body aliases.
7368 2010-01-05 Richard Guenther <rguenther@suse.de>
7370 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
7371 allocation and lookup.
7372 (get_or_alloc_expr_for_constant): Likewise.
7373 (phi_translate): Sink allocation.
7375 2010-01-04 Richard Guenther <rguenther@suse.de>
7377 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
7378 a new entry only if needed.
7379 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
7380 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
7382 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
7384 (phi_translate): Handle CONSTANTs early.
7386 2010-01-04 Martin Jambor <mjambor@suse.cz>
7388 PR tree-optimization/42398
7389 * tree-sra.c (struct access): Removed flag grp_different_types.
7390 (dump_access): Do not dump the removed flag.
7391 (sort_and_splice_var_accesses): Do not set the removed flag.
7392 (sra_modify_expr): Check for type compatibility directly.
7394 2010-01-04 Martin Jambor <mjambor@suse.cz>
7396 PR tree-optimization/42366
7397 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
7398 edges with variable number of parameters.
7399 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
7400 flag instead of asserting it.
7401 (ipa_read_node_info): Read uses_analysis_done flag.
7403 2010-01-04 Richard Guenther <rguenther@suse.de>
7405 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
7406 iterative_hash_* as intended.
7407 (vn_reference_compute_hash): Likewise. Simplify hashing
7409 (vn_reference_lookup_2): Likewise.
7410 (vn_nary_op_compute_hash): Likewise.
7411 (vn_phi_compute_hash): Likewise.
7412 (expressions_equal_p): Remove strange code.
7413 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
7414 (pre_expr_hash): Likewise. Simplify hashing SSA names.
7415 (bitmap_insert_into_set_1): Take value-id as parameter.
7416 (add_to_value): Pass it.
7417 (bitmap_insert_into_set): Likewise.
7418 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
7420 2010-01-04 Jakub Jelinek <jakub@redhat.com>
7423 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
7424 (do_self_spec): For switches with SWITCH_IGNORE set set also
7425 SWITCH_IGNORE_PERMANENTLY.
7426 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
7429 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
7431 * lto-streamer-out.c (output_unreferenced_globals): Output the full
7432 tree of an unreferenced global var.
7434 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7437 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7438 GTU to GT for V4SI and V2DI.
7440 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7441 (umin<mode>3): Removed.
7443 (uminv4si3): Likewise.
7445 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7448 * collect2.c (main): Turn on trace in collect2 if -v is passed
7451 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
7453 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
7454 description of expression operand.
7456 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
7458 * configure.ac: Add install-html to target_list for Make-hooks.
7459 * configure: Regenerate.
7460 * fortran/Make-lang.in (F95_HTMLFILES): New.
7461 (fortran.html): Use it.
7462 (fortran.install-html): New.
7463 * Makefile.in (install-html): Add lang.install-html.
7464 * java/Make-lang.in (JAVA_HTMLFILES): New.
7465 (java.html): Use it.
7466 (java.install-html): New.
7467 * objc/Make-lang.in (objc.install-html): New.
7468 * objcp/Make-lang.in (obj-c++.install-html): New.
7469 * cp/Make-lang.in (c++.install-html): New.
7470 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
7471 * lto/Make-lang.in (lto.install-html): New.
7473 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7476 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
7478 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
7480 PR rtl-optimization/41862
7481 * store-motion.c (store_killed_in_insn, compute_store_table,
7482 remove_reachable_equiv_notes, replace_store_insn,
7483 build_store_vectors): Ignore all DEBUG_INSNs.
7485 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7488 * common.opt: Add dumpdir.
7490 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
7492 (option_map): Add --dumpdir.
7494 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
7496 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
7498 * opts.c (decode_options): Try dump_dir_name first if
7499 dump_base_name isn't an absolute path.
7500 (common_handle_option): Handle OPT_dumpdir.
7502 * toplev.c (dump_dir_name): New.
7503 (print_switch_values): Also ignore -dumpdir.
7505 * toplev.h (dump_dir_name): New.
7507 2010-01-03 Richard Guenther <rguenther@suse.de>
7509 PR tree-optimization/42589
7510 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7511 double-word expansion of bswap32.
7513 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7515 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7516 with BLOCK_FOR_INSN.
7517 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7518 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7519 noce_process_if_block): Likewise.
7520 * gcse.c (compute_local_properties, insert_expr_in_table,
7521 insert_set_in_table, canon_list_insert, find_avail_set,
7522 pre_insert_copy_insn): Likewise.
7524 * basic-block.h (BLOCK_NUM): Move from here...
7525 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
7527 2010-01-03 Richard Guenther <rguenther@suse.de>
7529 PR tree-optimization/42438
7530 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
7531 contains_may_not_return_call flag.
7532 (BB_MAY_NOTRETURN): New.
7533 (valid_in_sets): Trapping nary operations are not valid
7534 in blocks that may not return.
7535 (insert_into_preds_of_block): Remove check for trapping expressions.
7536 (compute_avail): Compute also BB_MAY_NOTRETURN.
7538 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7540 * doc/invoke.texi: Add 2010 to copyright years.
7542 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
7544 * config/sparc/sparc.c: Fix formatting nits.
7546 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7547 Alexander Monakov <amonakov@ispras.ru>
7549 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
7551 2010-01-02 Richard Guenther <rguenther@suse.de>
7554 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
7555 (simplify_switch_using_ranges): Mark to be removed edges
7558 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7560 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7562 * collect2.c (scan_libraries): Add missing argument in call to
7565 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
7568 * config/alpha/predicates.md (aligned_memory_operand): Return false
7570 (unaligned_memory_operand): Return true for CQImode.
7571 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7572 doesn not cross aligned SImode word boundary.
7574 2010-01-02 Anatoly Sokolov <aesok@post.ru>
7576 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7578 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7579 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7581 2010-01-02 Richard Guenther <rguenther@suse.de>
7584 * toplev.c (compile_file): Emit LTO marker properly. Change
7586 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7588 2010-01-01 Richard Guenther <rguenther@suse.de>
7591 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7593 2010-01-01 Richard Guenther <rguenther@suse.de>
7596 * c-decl.c (grokdeclarator): For zero-size arrays force
7597 structural equality checks as layout_type does.
7599 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7601 * builtins.c: Update copyright to 2010.
7603 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7606 * lto-streamer-out.c (produce_asm): Revert the last change.
7607 (copy_function): Likewise.
7609 * lto-streamer.c (lto_get_section_name): Skip any leading
7612 2010-01-01 Richard Guenther <rguenther@suse.de>
7615 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7619 Copyright (C) 2010 Free Software Foundation, Inc.
7621 Copying and distribution of this file, with or without modification,
7622 are permitted in any medium without royalty provided the copyright
7623 notice and this notice are preserved.