1 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
6 2010-04-28 Martin Jambor <mjambor@suse.cz>
8 * cgraph.h (struct cgraph_node): New field indirect_calls.
9 (struct cgraph_indirect_call_info): New type.
10 (struct cgraph_edge): Removed field indirect_call. New fields
11 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
12 (cgraph_create_indirect_edge): Declare.
13 (cgraph_make_edge_direct): Likewise.
14 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
15 * ipa-prop.h (struct ipa_param_call_note): Removed.
16 (struct ipa_node_params): Removed field param_calls.
17 (ipa_create_all_structures_for_iinln): Declare.
18 * cgraph.c: Described indirect edges and uids in initial comment.
19 (cgraph_add_edge_to_call_site_hash): New function.
20 (cgraph_edge): Search also among the indirect edges, use
21 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
22 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
23 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
25 (initialize_inline_failed): Assign a reason to indirect edges.
26 (cgraph_create_edge_1): New function.
27 (cgraph_create_edge): Moved some functionality to
29 (cgraph_create_indirect_edge): New function.
30 (cgraph_edge_remove_callee): Add an assert checking for
32 (cgraph_edge_remove_caller): Special-case indirect edges.
33 (cgraph_remove_edge): Likewise.
34 (cgraph_set_edge_callee): New function.
35 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
36 (cgraph_make_edge_direct): New function.
37 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
38 the declaration of the call statement matches.
39 (cgraph_node_remove_callees): Special-case indirect edges.
40 (cgraph_clone_edge): Likewise.
41 (cgraph_clone_node): Clone also the indirect edges.
42 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
43 indirect_call, dump count of indirect_calls edges.
44 * ipa-prop.c (iinlining_processed_edges): New variable.
45 (ipa_note_param_call): Create indirect edges instead of
46 creating notes. New parameter node.
47 (ipa_analyze_call_uses): New parameter node, pass it on to
49 (ipa_analyze_stmt_uses): Likewise.
50 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
51 (print_edge_addition_message): Work on edges rather than on notes.
52 (update_call_notes_after_inlining): Likewise, renamed to
53 update_indirect_edges_after_inlining.
54 (ipa_create_all_structures_for_iinln): New function.
55 (ipa_free_node_params_substructures): Do not free notes.
56 (ipa_edge_duplication_hook): Propagate bits within
57 iinlining_processed_edges bitmap.
58 (ipa_node_duplication_hook): Do not duplicate notes.
59 (free_all_ipa_structures_after_ipa_cp): Renamed to
60 ipa_free_all_structures_after_ipa_cp.
61 (free_all_ipa_structures_after_iinln): Renamed to
62 ipa_free_all_structures_after_iinln.g
63 (ipa_write_param_call_note): Removed.
64 (ipa_read_param_call_note): Removed.
65 (ipa_write_indirect_edge_info): New function.
66 (ipa_read_indirect_edge_info): Likewise.
67 (ipa_write_node_info): Do not stream notes, do stream information
69 (ipa_read_node_info): Likewise.
70 (lto_ipa_fixup_call_notes): Removed.
71 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
72 * ipa-inline.c (pass_ipa_inline): Likewise.
73 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
74 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
75 * tree-inline.c (copy_bb): Removed an unnecessary double check for
77 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
79 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
80 (output_cgraph): Stream also indirect edges.
81 (lto_output_edge): Added capability to stream indirect edges.
82 (input_edge): Likewise.
83 (input_cgraph_1): Likewise.
85 2010-04-28 Richard Guenther <rguenther@suse.de>
87 PR tree-optimization/43879
88 PR tree-optimization/43909
89 * tree-ssa-structalias.c (struct variable_info): Add
90 only_restrict_pointers flag.
91 (new_var_info): Initialize it. Increment stats.total_vars here.
92 (create_function_info_for): Do not increment stats.total_vars
94 (get_function_part_constraint): Fix build with C++.
95 (insert_into_field_list): Remove.
96 (push_fields_onto_fieldstack): Properly merge fields.
97 (create_variable_info_for): Split and simplify.
98 (create_variable_info_for_1): New piece.
99 (intra_create_variable_infos): Properly make restrict constraints
102 2010-04-28 Richard Guenther <rguenther@suse.de>
105 * tree-inline.c (copy_bind_expr): Also copy bind expr vars
108 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
109 Jan Hubicka <hubicka@ucw.cz>
111 * doc/invoke.texi (-Wsuggest-attribute=const,
112 -Wsuggest-attribute=pure): Document.
113 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
114 (function_always_visible_to_compiler_p,
115 suggest_attribute, warn_function_pure, warn_function_const):
117 (check_call): Improve debug info.
118 (analyze_function): Do not check availability.
119 (add_new_function): Check availability.
120 (propagate): Output warnings.
121 (skip_function_for_local_pure_const): New function.
122 (local_pure_const): Use it; output warnings.
123 * common.opt (Wsuggest-attribute=const,
124 Wsuggest-attribute=pure): New.
126 2010-04-27 Jakub Jelinek <jakub@redhat.com>
128 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
129 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
130 or DW_CFA_def_cfa_offset{,_sf}.
132 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
134 * tree.h: Fix truncated long macros.
136 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
138 * collect2.c (TARGET_64BIT): Redefine to target's default.
140 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
141 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
142 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
143 for underscoring __USER_LABEL_PREFIX__.
144 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
145 (SUB_LINK_ENTRY32): New.
146 (SUB_LINK_ENTRY64): New.
147 (LINK_SPEC): Replace entry point spec by
149 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
150 (SUB_LINK_ENTRY64): New.
151 (SUB_LINK_ENTRY): New.
152 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
153 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
154 x64 target is choosen.
155 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
156 * configure: Regenerated.
157 * configure.ac (leading-mingw64-underscores): Option added.
159 2010-04-27 Jan Hubicka <jh@suse.cz>
161 * doc/invoke.texi (-fipa-profile): Document.
162 * opts.c (decode_options): Enable ipa-profile at -O1.
163 * timevar.def (TV_IPA_PROFILE): Define.
164 * common.opt (fipa-profile): Add.
165 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
167 (cgraph_propagate_frequency): Handle only local ones.
168 * tree-pass.h (pass_ipa_profile): Declare.
169 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
170 (pass_ipa_profile): Use TV_IPA_PROFILE.
171 * ipa.c (ipa_profile): New function.
172 (gate_ipa_profile): Likewise.
173 (pass_ipa_profile): New global variable.
174 * passes.c (pass_ipa_profile): New.
176 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
178 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
180 2010-04-27 Martin Jambor <mjambor@suse.cz>
183 * ipa.c (dissolve_same_comdat_group_list): New function.
184 (function_and_variable_visibility): Call
185 dissolve_same_comdat_group_list when comdat group contains external or
187 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
188 lists are circular and that they contain only DECL_ONE_ONLY nodes.
190 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
192 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
193 (const_hash_1) <VECTOR_CST>: New case.
194 (compare_constant) <VECTOR_CST>: Likewise.
195 <ADDR_EXPR>: Deal with LABEL_REFs.
196 (copy_constant) <VECTOR_CST>: New case.
198 2010-04-27 Jan Hubicka <jh@suse.cz>
200 * cgraph.c (cgraph_propagate_frequency): New function.
201 * cgraph.h (cgraph_propagate_frequency): Declare.
202 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
203 cgraph_propagate_frequency.
205 2010-04-27 Jakub Jelinek <jakub@redhat.com>
207 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
209 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
212 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
213 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
214 here to determine which regs to push and how much stack to reserve.
216 2010-04-27 Jie Zhang <jie@codesourcery.com>
218 * doc/gimple.texi (gimple_statement_with_ops): Remove
219 addresses_taken field.
220 (gimple_statement_with_memory_ops): Likewise.
222 2010-04-27 Jan Hubicka <jh@suse.cz>
224 * tree-inline.c (eni_inlining_weights): Remove.
225 (estimate_num_insns): Special case more builtins.
227 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
230 * c-typeck.c (build_binary_op): Move forward check for comparison
231 pointer with null pointer constant and adjust the diagnostic message.
233 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
236 * configure.ac (gcc_cv_as_section_has_align): Set if installed
237 binutils supports extended .section directive needed by LTO, or
238 warn if older binutils found.
239 (LTO_BINARY_READER): New AC_SUBST'd variable.
240 (LTO_USE_LIBELF): Likewise.
241 * gcc/config.gcc (lto_binary_reader): New target-specific configure
243 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
244 (LTO_USE_LIBELF): Likewise.
245 * configure: Regenerate.
247 * collect2.c (is_elf): Rename from this ...
248 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
249 object files in addition to ELF-formatted ones.
250 (scan_prog_file): Caller updated. Also allow for LTO info marker
251 symbol to be prefixed or not by an extra underscore.
253 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
254 * config/i386/winnt.c: Also #include lto-streamer.h
255 (i386_pe_asm_named_section): Specify 1-byte section alignment for
257 (i386_pe_asm_output_aligned_decl_common): Add comment.
258 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
260 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
263 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
264 Add missing earlyclobber for second alternative.
266 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
268 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
269 bits for artificial defs at the top of the block.
270 * fwprop.c (single_def_use_enter_block): Don't call it.
272 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
275 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
276 instead of "$gcc_cv_objdump -T".
277 Use "-undefined dynamic_lookup" on darwin.
278 * gcc/configure: Regenerate.
280 2010-04-26 Jakub Jelinek <jakub@redhat.com>
283 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
285 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
287 * c-parser.c (struct c_token): Move location field up.
288 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
289 (struct c_declspecs): Convert typespec_word, storage_class, and
290 default_int_p into bitfields.
291 (struct c_declarator): Move loc field up.
293 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
295 * cfgloop.h (struct loop): Move can_be_parallel field up.
296 * ipa-prop.h (struct ip_node_params): Move bitfields up.
297 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
299 (struct iv_cand): Convert pos field into a bitfield.
300 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
302 (struct _stmt_vec_info): Shuffle fields for better packing.
304 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
306 * varasm.c (IN_NAMED_SECTION): Remove guard.
307 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
308 (IN_NAMED_SECTION_P): ...this.
309 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
310 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
312 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
314 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
315 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
316 of shadowing it. Fix comments.
318 2010-04-26 Jan Hubicka <jh@suse.cz>
320 * cgraph.c (cgraph_create_node): Set node frequency to normal.
321 (cgraph_clone_node): Copy function frequency.
322 * cgraph.h (node_frequency): New enum
323 (struct cgraph_node): Add.
324 * final.c (rest_of_clean_state): Update.
325 * lto-cgraph.c (lto_output_node): Output node frequency.
326 (input_overwrite_node): Input node frequency.
327 * tre-ssa-loop-ivopts (computation_cost): Update.
328 * lto-streamer-out.c (output_function): Do not output function
330 * predict.c (maybe_hot_frequency_p): Update and handle functions
332 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
334 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
335 (compute_function_frequency): Set noreturn functions to be executed
337 (choose_function_section): Update.
338 * lto-streamer-in.c (input_function): Do not input function frequency.
339 * function.c (allocate_struct_function): Do not initialize function
341 * function.h (function_frequency): Remove.
342 (struct function): Remove function frequency.
343 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
344 (try_update): Update.
345 * tree-inline.c (initialize_cfun): Do not update function frequency.
346 * passes.c (pass_init_dump_file): Update.
347 * i386.c (ix86_compute_frame_layout): Update.
348 (ix86_pad_returns): Update.
350 2010-04-26 Jie Zhang <jie@codesourcery.com>
352 PR tree-optimization/43833
353 * tree-vrp.c (range_int_cst_p): New.
354 (range_int_cst_singleton_p): New.
355 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
356 when both operands are constants. Use range_int_cst_p in
359 2010-04-26 Jan Hubicka <jh@suse.cz>
361 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
363 2010-04-26 Richard Guenther <rguenther@suse.de>
366 * gimple.c (gimple_decl_printable_name): Deal gracefully
367 with a NULL DECL_NAME.
369 2010-04-26 Richard Guenther <rguenther@suse.de>
372 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
373 if emitting debug information and it is either a function
376 2010-04-26 Ira Rosen <irar@il.ibm.com>
378 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
379 determine if the statement is vectorizable, and a macro to
381 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
382 Skip statements that can't be vectorized. If the analysis
383 fails, mark the statement as unvectorizable if vectorizing
385 (vect_compute_data_refs_alignment): Likewise.
386 (vect_verify_datarefs_alignment): Skip statements marked as
387 unvectorizable. Add print.
388 (vect_analyze_group_access): Skip statements that can't be
389 vectorized. If the analysis fails, mark the statement as
390 unvectorizable if vectorizing basic block.
391 (vect_analyze_data_ref_accesses, vect_analyze_data_refs):
393 * tree-vect-stmts.c (vectorizable_store): Fix the number of
394 generated stmts for SLP.
395 (new_stmt_vec_info): Initialize the new field.
396 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
397 statements marked as unvectorizable.
399 2010-04-25 Joseph Myers <joseph@codesourcery.com>
401 * c-common.c (flag_isoc1x): New.
402 (flag_isoc99): Update comment.
403 * c-common.h (flag_isoc1x): New.
404 (flag_isoc99): Update comment.
405 * c-cppbuiltin.c (builtin_define_float_constants): Also define
406 __<type>_DECIMAL_DIG__.
407 * c-opts.c (set_std_c1x): New.
408 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
409 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
410 * c.opt (-std=c1x, -std=gnu1x): New options.
411 * doc/cpp.texi: Mention -std=c1x.
412 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
413 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
414 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
415 * doc/standards.texi: Mention C1X.
416 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
417 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
418 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
421 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
423 * config/i386/gmon-sol2.c (_mcleanup): Change format string
424 placeholder from 0x%x to %#x.
425 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
426 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
427 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
428 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
429 * config/i386/i386.c (ix86_target_string): Ditto.
430 (output_pic_addr_const): Ditto.
431 (print_operand): Ditto.
433 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
435 * combine.c (find_split_point): Add third argument. Use it
436 to find nested multiply-accumulate instructions. Adjust calls.
437 (try_combine): Adjust call to find_split_point.
439 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
441 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
443 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
445 PR tree-optimization/41442
446 * fold-const.c (merge_truthop_with_opposite_arm): New function.
447 (fold_binary_loc): Call it.
449 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
451 * toplev.c (general_init): Set default for fdiagnostics-show-option.
452 * opts.c (common_handle_option): Allow disabling it.
453 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
455 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
457 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
458 between modes if both types are integral.
460 2010-04-23 Richard Guenther <rguenther@suse.de>
462 PR tree-optimization/43572
463 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
465 2010-04-23 Richard Guenther <rguenther@suse.de>
468 * tree-inline.c (tree_can_inline_p): Also check compatibility
471 2010-04-23 Martin Jambor <mjambor@suse.cz>
473 PR tree-optimization/43846
474 * tree-sra.c (struct access): New flag grp_assignment_read.
475 (build_accesses_from_assign): Set grp_assignment_read.
476 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
477 (enum mark_read_status): New type.
478 (analyze_access_subtree): Propagate grp_assignment_read, create
479 accesses also if both direct_read and root->grp_assignment_read.
481 2010-04-23 Martin Jambor <mjambor@suse.cz>
484 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
485 function does not have type attributes.
487 2010-04-23 Richard Guenther <rguenther@suse.de>
490 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
493 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
495 * sese.h (create_if_region_on_edge): Remove.
497 * sese.c (create_if_region_on_edge): Make static.
499 * tree-inline.c: Do not include ggc.h.
501 * expr.c: Do not include ggc.h.
503 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
506 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
509 * config/sh/sh.c (find_barrier): Don't emit a constant pool
510 in the middle of insns for casesi_worker_2.
512 2010-04-22 David Edelsohn <edelsohn@gnu.org>
514 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
516 2010-04-22 Ira Rosen <irar@il.ibm.com>
518 PR tree-optimization/43842
519 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
520 loop unrolling in update of exit phis. Fix comment.
521 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
522 least two reduction statements in the loop before starting SLP
525 2010-04-22 Nick Clifton <nickc@redhat.com>
527 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
529 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
531 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
534 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
536 * tree-parloops.c (loop_parallel_p): New argument
537 parloop_obstack. Pass it down.
538 (parallelize_loops): New variable parloop_obstack. Initialize it,
539 pass it down, free it.
541 * tree-loop-linear.c (linear_transform_loops): Pass down
544 * tree-data-ref.h (lambda_compute_access_matrices): New argument
545 of type struct obstack *.
547 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
548 scratch_obstack. Initialize it, pass down, free it.
550 * lambda.h (lambda_loop_new): Remove.
551 (lambda_matrix_new, lambda_matrix_inverse)
552 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
553 argument of type struct obstack *.
555 * lambda-trans.c (lambda_trans_matrix_new): New argument
556 lambda_obstack. Pass it down, use obstack allocation for ret.
557 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
560 * lambda-mat.c (lambda_matrix_get_column)
561 (lambda_matrix_project_to_null): Remove.
562 (lambda_matrix_new): New argument lambda_obstack. Use obstack
564 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
567 * lambda-code.c (lambda_loop_new): New function.
568 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
569 (lambda_compute_auxillary_space, lambda_compute_target_space)
570 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
571 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
572 (build_access_matrix): New argument lambda_obstack. Use obstack
574 (lambda_compute_step_signs, lambda_compute_access_matrices): New
575 argument lambda_obstack. Pass it down.
577 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
579 * optabs.h (expand_widening_mult): Declare.
581 2010-04-22 Richard Guenther <rguenther@suse.de>
583 PR tree-optimization/43845
584 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
585 lookup the CALL_EXPR function and arguments.
587 2010-04-22 Nick Clifton <nickc@redhat.com>
589 * config/stormy16/stormy16.c
590 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
591 * config/stormy16/stormy16.h: Tidy up formatting.
592 (DONT_USE_BUILTIN_SETJMP): Remove definition.
593 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
594 (ineqbranchsi): Delete pattern.
595 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
596 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
597 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
598 stormy16-lib2-ucmpsi2.c.
600 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
602 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
603 df_simulate_find_noclobber_defs as appropriate. Keep track of an
604 extra set merge_set_noclobber, and use it to relax the final test
606 * df.h (df_simulate_find_noclobber_defs): Declare.
607 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
609 (df_simulate_find_noclobber_defs): New function.
611 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
613 * config/i386/i386.md: Use {} around multi-line preparation statements.
615 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
617 * c-tree.h (push_init_level, pop_init_level, set_init_index)
618 (process_init_element): New argument of type struct obstack *.
620 * c-typeck.c (push_init_level, pop_init_level, set_designator)
621 (set_init_index, set_init_label, set_nonincremental_init)
622 (set_nonincremental_init_from_string, find_init_member)
623 (output_init_element, output_pending_init_elements)
624 (process_init_element): New argument braced_init_obstack. Pass it
626 (push_range_stack, add_pending_init): New argument
627 braced_init_obstack. Use obstack allocation.
629 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
630 braced_init_obstack. Pass it down.
631 (c_parser_braced_init): New variables ret, braced_init_obstack.
632 Initialize obstack, pass it down and finally free it.
634 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
637 * tree-pass.h (pass_optimize_widening_mul): Declare.
638 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
639 gate_optimize_widening_mul): New static functions.
640 (pass_optimize_widening_mul): New.
641 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
642 <case MULT_EXPR>: Remove support for widening multiplies.
643 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
644 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
645 simplify_gen_unary rather than directly building extensions.
646 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
648 * expmed.c (expand_widening_mult): New function.
649 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
651 2010-04-21 Jan Hubicka <jh@suse.cz>
653 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
654 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
655 * lto-wpa-fixup.c: Remove.
656 * Makefile.in (lto-wpa-fixup.o): Remove.
657 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
658 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
659 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
661 2010-04-21 Jan Hubicka <jh@suse.cz>
663 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
664 add write_optimization_summary, read_optimization_summary.
665 (ipa_write_summaries_of_cgraph_node_set): Remove.
666 (ipa_write_optimization_summaries): Declare.
667 (ipa_read_optimization_summaries): Declare.
668 * ipa-cp.c (pass_ipa_cp): Update.
669 * ipa-reference.c (pass_ipa_reference): Update.
670 * ipa-pure-const.c (pass_ipa_pure_const): Update.
671 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
673 * ipa-inline.c (pass_ipa_inline): Update.
674 * ipa.c (pass_ipa_whole_program): Update.
675 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
676 * passes.c (ipa_write_summaries_1): Do not test wpa.
677 (ipa_write_optimization_summaries_1): New.
678 (ipa_write_optimization_summaries): New.
679 (ipa_read_summaries): Do not test ltrans.
680 (ipa_read_optimization_summaries_1): New.
681 (ipa_read_optimization_summaries): New.
683 2010-04-21 Jan Hubicka <jh@suse.cz>
685 * lto-cgraph.c (lto_output_node): Do not output comdat groups
687 (output_cgraph): Do not arrange comdat groups for boundary nodes.
689 2010-04-21 Jakub Jelinek <jakub@redhat.com>
692 * dwarf2out.c (add_name_and_src_coords_attributes): Add
693 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
695 2010-04-21 Jan Hubicka <jh@suse.cz>
697 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
699 2010-04-21 Jan Hubicka <jh@suse.cz>
701 * varpool.c (decide_is_variable_needed): Variable is always needed
704 2010-04-21 Jan Hubicka <jh@suse.cz>
706 * opts.c (decode_options): Enable pure-const pass for whopr.
708 2010-04-21 Jan Hubicka <jh@suse.cz>
710 * cgraph.c (dump_cgraph_node): Dump also assembler name.
711 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
713 (cgraph_decide_inlining): Do not expect callee to be removed in all
716 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
718 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
720 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
722 * config/i386/i386.md (x86_shrd): Add athlon_decode and
723 amdfam10_decode attributes.
725 2010-04-21 Jakub Jelinek <jakub@redhat.com>
728 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
729 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
730 (lower_copyprivate_clauses): Use private var in outer
731 context instead of original var. Make sure the types
732 are correct for VLAs.
734 2010-04-21 Richard Guenther <rguenther@suse.de>
736 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
737 to non-pointer objects.
739 2010-04-21 Jakub Jelinek <jakub@redhat.com>
741 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
742 last chain entry if it starts with the still current label.
743 (add_location_or_const_value_attribute): Check that
744 loc_list->first->next is NULL instead of comparing ->first with ->last.
745 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
746 to add_var_loc_to_decl.
748 * dwarf2out.c (output_call_frame_info): For dw_cie_version
749 >= 4 add also address size and segment size fields into CIE header.
751 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
752 long as address size is the same as sizeof (void *) and
754 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
755 address size or segment size is unexpected, return DW_EH_PE_omit.
756 (classify_object_over_fdes): If get_cie_encoding returned
757 DW_EH_PE_omit, return -1.
758 (init_object): If classify_object_over_fdes returned -1,
759 pretend there were no FDEs at all.
761 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
763 * config/i386/i386.md (bswap<mode>2): Macroize expander from
764 bswap{si,di}2 using SWI48 mode iterator.
765 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
766 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
767 set modrm attribute of bswap insn to 0 and remove length attribute.
768 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
769 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
770 set mode attribute to <MODE> and remove length attribute.
772 2010-04-20 James E. Wilson <wilson@codesourcery.com>
774 PR rtl-optimization/43520
775 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
776 zero available registers.
778 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
780 * builtins.c (fold_builtin_cproj): Fold more cases.
782 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
784 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
785 (fold_builtin_1): Fold builtin cproj.
786 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
787 Use ATTR_CONST_NOTHROW_LIST.
789 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
791 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
792 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
793 ffsi2_no_cmove for !TARGET_CMOVE.
794 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
795 (ffssi2): Remove expander.
796 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
798 (ctz<mode>2): Ditto from ctz{si,di}2.
799 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
801 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
804 2010-04-20 Jakub Jelinek <jakub@redhat.com>
806 * dwarf2out.c (AT_linkage_name): Define.
807 (clone_as_declaration): Handle DW_AT_linkage_name.
808 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
809 of DW_AT_MIPS_linkage_name.
810 (move_linkage_attr): Likewise.
811 (dwarf2out_finish): Likewise.
813 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
816 * fold-const.c (fold_comparison): New folding rule.
818 2010-04-20 Anatoly Sokolov <aesok@post.ru>
820 * double-int.h (double_int_setbit): Declare.
821 * double-int.c (double_int_setbit): New function.
822 * rtl.h (immed_double_int_const): Declare.
823 * emit-rtl.c (immed_double_int_const): New function.
824 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
825 and immed_double_int_const functions.
826 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
827 expand_copysign_bit): (Ditto.).
828 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
829 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
830 * dojump.c (prefer_and_bit_test): (Ditto.).
831 * expr.c (convert_modes, reduce_to_bit_field_precision,
832 const_vector_from_tree): (Ditto.).
833 * expmed.c (mask_rtx, lshift_value): (Ditto.).
835 2010-04-20 Jan Hubicka <jh@suse.cz>
837 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
838 (dump_cgraph_node): Dump new flags.
839 * cgraph.h (struct cgraph_node): Add flags
840 reachable_from_other_partition and in_other_partition.
841 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
842 other partition can not be removed.
843 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
844 the other partition must be output; silence sanity checking on
845 leaking functions bodies from other paritition.
846 * lto-cgraph.c (reachable_from_other_partition_p): New function.
847 (lto_output_node): Output new flags; do not sanity check that inline
848 clones are output; drop lto_forced_extern_inline_p code; do not mock
849 visibility flags at partition boundaries.
850 (add_node_to): New function.
851 (output_cgraph): Use it to sort functions so masters appear before
853 (input_overwrite_node): Input new flags.
854 * passes.c (ipa_write_summaries): Do not call
855 lto_new_extern_inline_states.
856 * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
857 lto_delete_extern_inline_states, lto_force_functions_extern_inline,
858 lto_forced_extern_inline_p): Kill.
859 * lto-streamer.h (lto_new_extern_inline_states,
860 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
861 lto_forced_extern_inline_p): Kill.
863 2010-04-20 Richard Guenther <rguenther@suse.de>
865 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
866 from vars that can have pointers.
867 (process_constraint): Dump useless constraints.
869 2010-04-20 Richard Guenther <rguenther@suse.de>
871 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
872 (dump_sa_points_to_info): Remove asserts.
873 (init_base_vars): nothing_id isn't an escape point nor does it
876 2010-04-20 Jakub Jelinek <jakub@redhat.com>
878 * tree.h (TYPE_REF_IS_RVALUE): Define.
879 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
880 should_move_die_to_comdat, prune_unused_types_walk): Handle
881 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
882 (modified_type_die, gen_reference_type_die): Emit
883 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
884 if TYPE_REF_IS_RVALUE and -gdwarf-4.
886 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
889 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
890 calls for -fpic -m31 if they have been sibcall optimized.
892 2010-04-19 James E. Wilson <wilson@codesourcery.com>
894 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
895 ar.lc fixed and call-used.
897 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
899 2010-04-19 Jan Hubicka <jh@suse.cz>
901 * opts.c (decode_options): Disable whpr incompatible passes.
902 * lto/lto.c (lto_1_to_1_map): Skip clones.
903 (read_cgraph_and_symbols): Do not mark everything as needed.
904 (do_whole_program_analysis): Do map only after optimizing;
905 set proper cgraph_state; use passmanager.
907 2010-04-19 DJ Delorie <dj@redhat.com>
909 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
910 POINTER_PLUS_EXPR and fix them.
912 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
914 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
915 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
916 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
917 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
918 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
919 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
920 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
921 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
922 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
923 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
924 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
926 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
928 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
929 (check_cond_move_block): Likewise.
930 (cond_move_process_if_block): Likewise.
931 (noce_find_if_block): Improve formatting.
932 (find_if_header): Pass 0 to memset and tweak conditions.
933 (cond_exec_find_if_block): Fix long lines and tweak conditions.
935 2010-04-19 Jakub Jelinek <jakub@redhat.com>
937 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
941 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
942 with non-local decl doesn't need chain.
944 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
946 * ira-color.c (allocno_reload_assign): Avoid accumulating
947 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
949 2010-04-19 Martin Jambor <mjambor@suse.cz>
951 * gimple.h (create_tmp_reg): Declare.
952 * gimplify.c (create_tmp_reg): New function.
953 (gimplify_return_expr): Use create_tmp_reg.
954 (gimplify_omp_atomic): Likewise.
955 (gimple_regimplify_operands): Likewise.
956 * tree-dfa.c (make_rename_temp): Likewise.
957 * tree-predcom.c (predcom_tmp_var): Likewise.
958 (reassociate_to_the_same_stmt): Likewise.
959 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
960 (get_replaced_param_substitute): Likewise.
961 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
962 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
963 * tree-ssa-pre.c (get_representative_for): Likewise.
964 (create_expression_by_pieces): Likewise.
965 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
966 (create_tailcall_accumulator): Likewise.
968 2010-04-19 Martin Jambor <mjambor@suse.cz>
970 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
972 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
974 2010-04-19 Richard Guenther <rguenther@suse.de>
976 PR tree-optimization/43796
977 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
978 from SCEV in the lattice.
979 (vrp_visit_phi_node): Dump change.
981 2010-04-19 Richard Guenther <rguenther@suse.de>
983 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
984 * configure: Re-generated.
986 2010-04-19 Richard Guenther <rguenther@suse.de>
988 PR tree-optimization/43783
989 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
990 constant ARRAY_REF operands two and three if possible.
992 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
995 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
997 2010-04-19 Jie Zhang <jie@codesourcery.com>
1000 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
1002 2010-04-19 Ira Rosen <irar@il.ibm.com>
1004 PR tree-optimization/37027
1005 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
1006 and macro to access it.
1007 (vectorizable_reduction): Add argument.
1008 (vect_get_slp_defs): Likewise.
1009 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
1010 statements for possible use in SLP.
1011 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
1012 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
1013 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
1015 (vectorizable_reduction): Likewise.
1016 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
1018 (vectorizable_type_demotion, vectorizable_type_promotion,
1019 vectorizable_store): Likewise.
1020 (vect_analyze_stmt): Update call to vectorizable_reduction.
1021 (vect_transform_stmt): Likewise.
1022 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
1023 (vect_build_slp_tree): Fix indentation. Check that there are no loads
1024 from different interleaving chains in same node.
1025 (vect_slp_rearrange_stmts): New function.
1026 (vect_supported_load_permutation_p): Allow load permutations for
1027 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
1028 inside SLP nodes if necessary.
1029 (vect_analyze_slp_instance): Handle reductions.
1030 (vect_analyze_slp): Try to build SLP instances originating from groups
1032 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
1033 (vect_get_constant_vectors): Create initial vectors for reductions
1034 according to reduction code. Add new argument.
1035 (vect_get_slp_defs): Add new argument, pass it to
1036 vect_get_constant_vectors.
1037 (vect_schedule_slp_instance): Remove SLP tree root statements.
1039 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1041 * tree.h (ENUM_IS_SCOPED): Define.
1042 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
1043 for ENUM_IS_SCOPED enums.
1045 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
1047 * fold-const.c (fold_comparison): Use ssizetype.
1048 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
1049 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
1050 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
1051 * tree-object-size.c (compute_object_sizes): Use size_type_node.
1053 * tree.h (initialize_sizetypes): Remove parameter.
1054 (build_common_tree_nodes): Remove second parameter.
1055 * stor-layout.c (initialize_sizetypes): Remove parameter.
1056 Always create an unsigned type.
1057 (set_sizetype): Assert that the passed type is unsigned and simplify.
1058 * tree.c (build_common_tree_nodes): Remove second parameter.
1059 Adjust call to initialize_sizetypes.
1060 * c-decl.c (c_init_decl_processing): Remove second argument in call to
1061 build_common_tree_nodes.
1063 2010-04-18 Matthias Klose <doko@ubuntu.com>
1065 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
1067 2010-04-18 Ira Rosen <irar@il.ibm.com>
1069 PR tree-optimization/43771
1070 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
1071 load permutation doesn't have gaps.
1073 2010-04-18 Jan Hubicka <jh@suse.cz>
1075 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
1076 (sse_prologue_save_insn expander): Use new pattern.
1077 (sse_prologue_save_insn1): New pattern and splitter.
1078 (sse_prologue_save_insn): Update to deal also with 64bit aligned
1080 * i386.c (setup_incoming_varargs_64): Do not compute jump
1082 (ix86_gimplify_va_arg): Update alignment needed.
1083 (ix86_local_alignment): Do not align all local arrays to 128bit.
1085 2010-04-17 Jan Hubicka <jh@suse.cz>
1087 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
1089 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1091 * arm.md (negdi2): Remove redundant code to force values into a
1094 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1096 * arm/bpabi.S: Add EABI alignment attributes to objects.
1097 * arm/bpabi-v6m.S: Likewise.
1098 * arm/crti.asm: Likewise.
1099 * arm/crtn.asm: Likewise.
1100 * arm/lib1funcs.asm: Likewise.
1101 * arm/libunwind.S: Likewise.
1103 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1105 * arm-protos.h (tune_params): New structure.
1106 * arm.c (current_tune): New variable.
1107 (arm_constant_limit): Delete.
1108 (struct processors): Add pointer to the tune parameters.
1109 (arm_slowmul_tune): New tuning option.
1110 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
1111 (all_cores): Adjust to pick up the tuning model.
1112 (arm_constant_limit): New function.
1113 (arm_override_options): Select the appropriate tuning model. Delete
1114 initialization of arm_const_limit.
1115 (arm_split_constant): Use the new constant-limit model.
1116 (arm_rtx_costs): Pick up the current tuning model.
1117 * arm.md (is_strongarm, is_xscale): Delete.
1118 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
1119 for Xscale variant architectures.
1120 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
1122 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1124 * config/arm/arm.c (arm_gen_constant): Remove unused variable
1126 (arm_rtx_costs_1): Remove unused variable extra_cost.
1127 (arm_unwind_emit_set): Use variable offset.
1128 (thumb1_output_casesi): Remove unused variable flags.
1130 2010-04-16 Jeff Law <law@redhat.com>
1132 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
1133 needing assignment rather than doing a two-phase assignment. Remove
1134 unused variable 'm'.
1136 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1139 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
1141 2010-04-16 Doug Kwan <dougkwan@google.com>
1143 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
1144 (next_operand_entry_id): New static variable.
1145 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
1146 (add_to_ops_vec): Assigned unique ID to operand entry.
1147 (struct oecount_s): New field ID.
1148 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
1149 (undistribute_ops_list): Assign unique IDs to oecounts.
1150 (init_reassoc): reset next_operand_entry_id.
1152 2010-04-16 Doug Kwan <dougkwan@google.com>
1154 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
1155 missing left parenthesis.
1157 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
1159 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
1160 *btdi_rex64 using SWI48 mode iterator.
1161 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
1162 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
1163 *jcc_btdi_mask_rex64.
1165 2010-04-16 Anatoly Sokolov <aesok@post.ru>
1167 * double-int.h (tree_to_double_int): Convert to macro.
1168 * double-int.c (tree_to_double_int): Remove.
1170 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1173 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
1174 with want_address 2 and in case a single element list might be
1175 possible, call it again with want_address 0.
1177 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1179 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
1180 case 'W' print operands for HI mode.
1181 * config/h8300/h8300.h (Y0, Y2) : New constraints.
1182 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
1183 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
1184 * config/h8300/predicate.md (bit_register_indirect_operand): New.
1186 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
1188 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
1189 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
1190 #xx:3 and #xx:4 mode.
1192 * config/h8300/h8300.md (inverted load with HImode dest): Add
1193 support for H8300SX.
1195 * config/h8300/predicate.md (bit_operand): Allow immediate values that
1196 satisfy 'U' constraint.
1198 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1200 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
1201 * configure: Regenerate.
1202 * config.in: Regenerate.
1203 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
1206 2010-04-16 Richard Guenther <rguenther@suse.de>
1208 * tree.h (struct tree_decl_minimal): Move pt_uid ...
1209 (struct tree_decl_common): ... here.
1210 (DECL_PT_UID): Adjust.
1211 (SET_DECL_PT_UID): Likewise.
1212 (DECL_PT_UID_SET_P): Likewise.
1214 2010-04-16 Richard Guenther <rguenther@suse.de>
1216 PR tree-optimization/43572
1217 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
1218 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
1219 * tree-flow.h (is_call_clobbered): Remove.
1220 * tree-flow-inline.h (is_call_clobbered): Likewise.
1221 * tree-dfa.c (dump_variable): Do not dump call clobber state.
1222 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
1223 (execute_return_slot_opt): Adjust.
1224 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
1225 check for call clobbered vars here.
1226 (find_tail_calls): Move tailcall verification to the
1229 2010-04-16 Diego Novillo <dnovillo@google.com>
1231 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
1233 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1236 * config/arm/arm.md (cbranchqi4): New pattern.
1237 * config/arm/predicates.md (const0_operand,
1238 cbranchqi4_comparison_operator): New predicates.
1240 2010-04-16 Richard Guenther <rguenther@suse.de>
1242 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
1243 (dump_gimple_stmt): Likewise.
1245 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1247 * recog.h (struct recog_data): New field is_operator.
1248 (struct insn_operand_data): New field is_operator.
1249 * recog.c (extract_insn): Set recog_data.is_operator.
1250 * genoutput.c (output_operand_data): Emit code to set the
1252 * reload.c (find_reloads): Use it rather than testing for an
1253 empty constraint string.
1256 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
1257 If the previous insn is a cbranchsi4_insn with the same arguments,
1258 omit the compare instruction.
1260 * config/arm/arm.md (addsi3_cbranch): If destination is a high
1261 register, inputs must be low registers and we need a low register
1262 scratch. Handle alternative 2 like alternative 3.
1264 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1266 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
1267 don't call get_addr on both. If one expression is a VALUE and
1268 the other a REG, check VALUE's locs if the REG isn't among them.
1270 2010-04-16 Christian Bruel <christian.bruel@st.com>
1272 * config/sh/sh.h (sh_frame_pointer_required): New function.
1273 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
1274 (flag_omit_frame_pointer) Set.
1275 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
1276 (rounded_frame_size): Adjust size with outgoing_args_size.
1277 (sh_set_return_address): Must return from stack pointer.
1278 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
1279 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1280 (ACCUMULATE_OUTGOING_ARGS): Define.
1281 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
1282 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
1284 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1287 * config/sh/sh.c (sh_legitimize_reload_address): Use
1288 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
1289 Remove a unneeded check for offset_base.
1291 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
1293 * configure: Regenerated.
1295 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1297 * config/s390/s390.c (s390_call_save_register_used): Switch back
1298 to HARD_REGNO_NREGS.
1300 2010-04-15 Richard Guenther <rguenther@suse.de>
1302 * alias.c (alias_set_subset_of): Handle alias-set zero
1305 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
1306 Julian Brown <julian@codesourcery.com>
1308 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
1309 alternatives according to use of high and low regs.
1310 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
1311 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
1312 optimizing for size on Thumb-2.
1314 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
1316 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
1318 2010-04-15 Richard Guenther <rguenther@suse.de>
1320 * tree-ssa-structalias.c (struct variable_info): Add
1322 (new_var_info): Initialize it.
1323 (dump_constraints): Support printing last added constraints.
1324 (debug_constraints): Adjust.
1325 (dump_constraint_graph): Likewise.
1326 (make_heapvar_for): Check for NULL cfun.
1327 (get_function_part_constraint): New function.
1328 (get_fi_for_callee): Likewise.
1329 (find_func_aliases): Properly implement IPA PTA constraints.
1330 (process_ipa_clobber): New function.
1331 (find_func_clobbers): Likewise.
1332 (insert_into_field_list_sorted): Remove.
1333 (create_function_info_for): Properly allocate vars for IPA mode.
1334 Do not use insert_into_field_list_sorted.
1335 (create_variable_info_for): Properly generate constraints for
1336 global vars in IPA mode.
1337 (dump_solution_for_var): Always dump the solution.
1338 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
1339 (find_what_var_points_to): Adjust.
1340 (pt_solution_set): Change.
1341 (pt_solution_ior_into): New function.
1342 (pt_solution_empty_p): Export.
1343 (pt_solution_includes_global): Adjust.
1344 (pt_solution_includes_1): Likewise.
1345 (pt_solutions_intersect_1): Likewise.
1346 (dump_sa_points_to_info): Check some invariants.
1347 (solve_constraints): Move constraint dumping ...
1348 (compute_points_to_sets): ... here.
1349 (ipa_pta_execute): ... and here.
1350 (compute_may_aliases): Do not re-compute points-to info
1351 locally if IPA info is available.
1352 (ipa_escaped_pt): New global var.
1353 (ipa_pta_execute): Properly implement IPA PTA.
1354 * tree-into-ssa.c (dump_decl_set): Support dumping
1355 decls not in referenced-vars.
1356 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
1357 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
1358 (dump_points_to_solution): Likewise.
1359 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
1360 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
1361 (remap_gimple_stmt): Reset call clobber/use information if necessary.
1362 (copy_decl_to_var): Copy DECL_PT_UID.
1363 (copy_result_decl_to_var): Likewise.
1364 * tree.c (make_node_stat): Initialize DECL_PT_UID.
1365 (copy_node_stat): Copy it.
1366 * tree.h (DECL_PT_UID): New macro.
1367 (SET_DECL_PT_UID): Likewise.
1368 (DECL_PT_UID_SET_P): Likewise.
1369 (struct tree_decl_minimal): Add pt_uid member.
1370 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
1371 (pt_solution_empty_p): Declare.
1372 (pt_solution_set): Adjust.
1373 (ipa_escaped_pt): Declare.
1374 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
1375 * gimple-pretty-print.c (pp_points_to_solution): New function.
1376 (dump_gimple_call): Dump call clobber/use information.
1377 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
1378 * tree-pass.h (TDF_ALIAS): New dump option.
1379 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
1380 * doc/invoke.texi (-fipa-pta): Update documentation.
1382 2010-04-15 Richard Guenther <rguenther@suse.de>
1384 * Makefile.in (OBJS-common): Add gimple-fold.o.
1385 (gimple-fold.o): New rule.
1386 * tree.h (maybe_fold_offset_to_reference,
1387 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
1389 * gimple.h: ... here.
1390 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
1391 may_propagate_address_into_dereference): Move prototypes ...
1392 * gimple.h: ... here.
1393 * tree-ssa-ccp.c (get_symbol_constant_value,
1394 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
1395 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
1396 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
1397 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
1398 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
1399 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
1400 gimplify_and_update_call_from_tree): Move ...
1401 * gimple-fold.c: ... here. New file.
1402 (ccp_fold_builtin): Rename to ...
1403 (gimple_fold_builtin): ... this.
1404 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
1406 2010-04-15 Richard Guenther <rguenther@suse.de>
1408 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
1409 fit_double_type, force_fit_type_double, add_double_with_sign,
1410 neg_double, mul_double_with_sign, lshift_double, rshift_double,
1411 lrotate_double, rrotate_double, div_and_round_double): Move ...
1412 * double-int.c: ... here.
1413 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
1414 add_double, neg_double, mul_double_with_sign, mul_double,
1415 lshift_double, rshift_double, lrotate_double, rrotate_double,
1416 div_and_round_double): Move prototypes ...
1417 * double-int.h: ... here.
1419 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
1422 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
1423 matching constraints to ensure inputs match the output.
1425 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1428 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
1429 in an input-only operand.
1431 2010-04-15 Anatoly Sokolov <aesok@post.ru>
1433 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
1434 (double_int_not, double_int_lshift, double_int_rshift): Declare.
1435 (double_int_negative_p): Convert to static inline function.
1436 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
1437 (double_int_negative_p): Remove.
1438 * tree.h (lshift_double, rshift_double):
1439 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
1440 * fold-const.c (fold_convert_const_int_from_real,
1441 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
1442 (lshift_double): Change type of arith argument to bool.
1443 (rshift_double): Change type of arith argument to bool. Correct
1445 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1447 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
1450 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
1451 at the start and end of the then/else blocks, and omit them from the
1453 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
1454 argument; all callers changed. Pass zero to old_insns_match_p instead.
1455 (flow_find_head_matching_sequence): New function.
1456 (old_insns_match_p): Check REG_EH_REGION notes for calls.
1457 * basic-block.h (flow_find_cross_jump,
1458 flow_find_head_matching_sequence): Declare functions.
1460 2010-04-14 Jason Merrill <jason@redhat.com>
1463 * c-common.c (attribute_takes_identifier_p): New fn.
1464 * c-common.h: Declare it.
1466 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1468 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1470 (*udivmod<mode>4): Ditto.
1472 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1474 * config/i386/i386.md (maxmin_int): Rename code attribute from
1475 maxminiprefix and update all users.
1476 (maxmin_float): Ditto from maxminfprefix.
1477 (logic): Ditto from logicprefix.
1478 (absneg_mnemonic): Ditto from absnegprefix.
1479 * config/i386/mmx.md: Update all users of maxminiprefix,
1480 maxminfprefix and logicprefix for rename.
1481 * config/i386/sse.md: Ditto.
1482 * config/i386/sync.md (sync_<code><mode>): Update for
1485 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1488 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1489 warnings converted to errors.
1491 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1493 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1494 used insn_type variable.
1495 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1496 to avoid set-but-not-used warning.
1498 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1500 * df-core.c (df_ref_debug): Change format string placeholder
1502 * dwarf2asm.c (dw2_asm_output_data_raw,
1503 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1504 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1505 * dwarf2out.c (output_cfi, output_cfi_directive,
1506 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1507 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1509 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1510 * print-rtl.c (print_rtx): Ditto.
1512 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1515 * builtins.c (expand_builtin_pow_root): New function to expand pow
1516 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1517 series of sqrt and cbrt calls under -ffast-math.
1518 (expand_builtin_pow): Call it.
1520 2010-04-14 Michael Matz <matz@suse.de>
1522 PR tree-optimization/42963
1523 * tree-cfg.c (touched_switch_bbs): New static variable.
1524 (group_case_labels_stmt): New function broken out from ...
1525 (group_case_labels): ... here, use the above.
1526 (start_recording_case_labels): Allocate touched_switch_bbs.
1527 (end_recording_case_labels): Deallocate it, call
1528 group_case_labels_stmt.
1529 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1531 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1533 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1536 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1538 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1540 2010-04-13 Jan Hubicka <jh@suse.cz>
1542 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1543 of optimized out static functions.
1544 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1545 cost computation. Also sanity check for overflows.
1546 (update_caller_keys): Update cgraph_edge_badness call; properly
1547 update fibheap and sanity check that it is up to date.
1548 (add_new_edges_to_heap): Update cgraph_edge_badness.
1549 (cgraph_decide_inlining_of_small_function): Likewise;
1550 add sanity checking that badness in heap is up to date;
1551 improve dumping of reason; Update badness of calls to the
1552 offline copy of function currently inlined; dump badness
1553 of functions not inlined because of unit growth limits.
1555 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1558 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1559 because of sign-extension change when converting to sizetype here...
1560 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1562 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1563 the folding to constants. Remove redundant final conversion.
1564 (fold_binary) <associate>: Do not associate if the re-association of
1565 constants alone overflows.
1566 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1567 to the end of the list.
1568 (multiple_of_p) <COND_EXPR>: New case.
1570 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1572 * opt-functions.awk (opt_sanitized_name): New.
1574 * optc-gen.awk: Use it
1575 * opth-gen.awk: Use it.
1577 2010-04-13 Martin Jambor <mjambor@suse.cz>
1579 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1580 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1581 children. Call replace_uses_with_default_def_ssa_name to handle
1584 2010-04-13 Michael Matz <matz@suse.de>
1587 * builtins.c (expand_builtin_interclass_mathfn): Also create
1588 a register if the predicate doesn't match.
1590 2010-04-13 Diego Novillo <dnovillo@google.com>
1592 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1593 * c-pch.c: Include timevar.h.
1594 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1595 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1596 * ggc-common.c: Include timevar.h.
1597 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1598 * timevar.def (TV_PCH_SAVE): Define.
1599 (TV_PCH_CPP_SAVE): Define.
1600 (TV_PCH_PTR_REALLOC): Define.
1601 (TV_PCH_PTR_SORT): Define.
1602 (TV_PCH_RESTORE): Define.
1603 (TV_PCH_CPP_RESTORE): Define.
1605 2010-04-13 Michael Matz <matz@suse.de>
1607 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1609 (can_reassociate_p): New function.
1610 (break_up_subtract_bb, reassociate_bb): Use it.
1612 2010-04-13 Richard Guenther <rguenther@suse.de>
1615 * builtins.c (c_readstr): Fix assert.
1617 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1619 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1620 when generating cltd insn.
1622 (*ashl<mode>3_1): Remove special handling for register operand 2.
1623 (*ashlsi3_1_zext): Ditto.
1624 (*ashlhi3_1): Ditto.
1625 (*ashlhi3_1_lea): Ditto.
1626 (*ashlqi3_1): Ditto.
1627 (*ashlqi3_1_lea): Ditto.
1628 (*<shiftrt_insn><mode>3_1): Ditto.
1629 (*<shiftrt_insn>si3_1_zext): Ditto.
1630 (*<shiftrt_insn>qi3_1_slp): Ditto.
1631 (*<rotate_insn><mode>3_1): Ditto.
1632 (*<rotate_insn>si3_1_zext): Ditto.
1633 (*<rotate_insn>qi3_1_slp): Ditto.
1635 2010-04-13 Richard Guenther <rguenther@suse.de>
1637 * tree-ssa-structalias.c (callused_id): Remove.
1638 (call_stmt_vars): New.
1639 (get_call_vi): Likewise.
1640 (lookup_call_use_vi): Likewise.
1641 (lookup_call_clobber_vi): Likewise.
1642 (get_call_use_vi): Likewise.
1643 (get_call_clobber_vi): Likewise.
1644 (make_transitive_closure_constraints): Likewise.
1645 (handle_const_call): Adjust to do per-call call-used handling.
1646 (handle_pure_call): Likewise.
1647 (find_what_var_points_to): Remove general callused handling.
1648 (init_base_vars): Likewise.
1649 (init_alias_vars): Initialize call_stmt_vars.
1650 (compute_points_to_sets): Process call-used and call-clobbered
1651 vars for call statements.
1652 (delete_points_to_sets): Free call_stmt_vars.
1654 2010-04-13 Richard Guenther <rguenther@suse.de>
1656 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1657 Only add RW dependence for dependence distance zero.
1658 Adjust maximal vectorization factor according to dependences.
1659 Move alignment handling ...
1660 (vect_find_same_alignment_drs): ... here. New function.
1661 (vect_analyze_data_ref_dependences): Adjust.
1662 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1663 (vect_analyze_data_refs): Adjust minimal vectorization factor
1664 according to data references.
1665 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1666 dependences before determining the vectorization factor.
1667 Analyze alignment after determining the vectorization factor.
1668 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1669 dependences before alignment.
1670 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1672 (vect_analyze_data_refs): Likewise.
1673 (MAX_VECTORIZATION_FACTOR): New define.
1675 2010-04-13 Duncan Sands <baldrick@free.fr>
1677 * except.h (lang_eh_type_covers): Remove.
1678 * except.c (lang_eh_type_covers): Likewise.
1680 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1681 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1683 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1684 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1685 UNITS_PER_LONG where it is ABI relevant.
1686 (s390_return_addr_rtx): Likewise.
1687 (s390_back_chain_rtx): Likewise.
1688 (s390_frame_area): Likewise.
1689 (s390_frame_info): Likewise.
1690 (s390_initial_elimination_offset): Likewise.
1691 (save_gprs): Likewise.
1692 (s390_emit_prologue): Likewise.
1693 (s390_emit_epilogue): Likewise.
1694 (s390_function_arg_advance): Likewise.
1695 (s390_function_arg): Likewise.
1696 (s390_va_start): Likewise.
1697 (s390_gimplify_va_arg): Likewise.
1698 (s390_function_profiler): Likewise.
1699 (s390_optimize_prologue): Likewise.
1700 (s390_rtx_costs): Likewise.
1701 (s390_secondary_reload): Likewise.
1702 (s390_promote_function_mode): Likewise.
1703 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1704 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1705 registers available.
1706 (s390_unwind_word_mode): New function.
1707 (s390_function_value): Split 64 bit values into register pair if
1708 used as return value.
1709 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1710 function call parameters. Handle parallels.
1711 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1712 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1713 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1714 (s390_expand_setmem): Remove unused variable src_addr.
1715 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1716 deal with 64 bit registers.
1717 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1718 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1719 (UNITS_PER_LONG): New macro.
1720 * libjava/include/s390-signal.h: Define extended ucontext
1721 structure containing the upper halfs of the 64 bit registers.
1723 2010-04-13 Simon Baldwin <simonb@google.com>
1725 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1727 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1729 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1730 rvalue on the RHS if the LHS is of a non-renamable type.
1731 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1733 2010-04-13 Matthias Klose <doko@ubuntu.com>
1735 * gcc.c (cc1_options): Handle -iplugindir before processing
1736 the cc1 spec. Only add -iplugindir once.
1737 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1739 * common.opt (iplugindir): Remove `Separate' property, initialize.
1740 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1742 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1743 (distclean): Remove plugin dir.
1744 * doc/invoke.texi: Document -iplugindir.
1746 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1748 * doc/plugins.texi (Loading Plugins): Document short
1749 -fplugin=foo option.
1750 (Plugin API): Mention default_plugin_dir_name function.
1752 * gcc.c (find_file_spec_function): Add new declaration.
1753 (static_spec_func): Use it for "find-file".
1754 (find_file_spec_function): Add new function.
1755 (cc1_options): Add -iplugindir option if -fplugin* options found.
1757 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1759 * plugin.c (add_new_plugin): Updated comment, and handle short
1761 (default_plugin_dir_name): Added new function.
1763 * common.opt (iplugindir): New option to set the plugin directory.
1765 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1767 * config/i386/i386.md (any_rotate): New code iterator.
1768 (rotate_insn): New code attribute.
1770 (SWIM124): New mode iterator.
1771 (<rotate_insn>ti3): New expander.
1772 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1773 any_rotate code iterator.
1774 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1775 using any_rotate code iterator and SWIM124 mode iterator.
1776 (ix86_rotlti3): New insn_and_split pattern.
1777 (ix86_rotrti3): Ditto.
1778 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1779 ix86_rotl{di,ti}3 patterns.
1780 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1781 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1782 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1783 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1784 code iterator and SWI mode iterator.
1785 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1786 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1788 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1789 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1790 (bswap rotatert splitter): Add splitter.
1791 (bswap splitter): Macroize splitter using any_rotate code iterator.
1792 Add insn predicate to split only for TARGET_USE_XCHGB or when
1793 optimizing function for size.
1795 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1797 * config/pa/pa.c (emit_move_sequence): Remove use of
1798 deleted variable flag_argument_noalias.
1800 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1802 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1804 Add to unsupported targets list.
1805 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1806 sparc*-sun-solaris2.[567]* from target lists.
1807 * configure: Regenerate.
1808 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1810 Remove Solaris 7 patch references.
1811 (Specific, sparc-sun-solaris2.7): Removed.
1812 (sparc-sun-solaris2*): Update Solaris 7 example.
1813 (sparc64-*-solaris2*): Likewise.
1815 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1817 * config.build (alpha*-dec-osf4*): Remove.
1818 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1819 of obsolete configurations.
1820 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1822 * config/alpha/t-osf4: Renamed to ...
1823 * config/alpha/t-osf5: ... this.
1824 * config/alpha/osf.h: Renamed to ...
1825 * config/alpha/osf5.h: ... this.
1826 Merged old osf5.h contents.
1828 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1829 (EXTRA_SPECS): Removed.
1830 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1831 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1834 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1836 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1838 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
1841 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1842 __thiscall convention.
1844 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1846 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1848 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1850 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1852 * function.c (assign_parms_initialize_all): Add unused attribute
1855 2010-04-12 Richard Guenther <rguenther@suse.de>
1857 * gsstruct.def (GSS_CALL): New.
1858 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1859 * gimple.h: Include tree-ssa-alias.h.
1860 (struct gimple_statement_call): New.
1861 (union gimple_statement_struct_d): Add gimple_call member.
1862 (gimple_call_reset_alias_info): Declare.
1863 (gimple_call_use_set): New function.
1864 (gimple_call_clobber_set): Likewise.
1865 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1866 * gimple.c (gimple_call_reset_alias_info): New function.
1867 (gimple_build_call_1): Call it.
1868 * lto-streamer-in.c (input_gimple_stmt): Likewise.
1869 * tree-inline.c (remap_gimple_stmt): Likewise.
1870 (expand_call_inline): Remove callused handling.
1871 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1872 * tree-dfa.c (dump_variable): Likewise.
1873 * tree-parloops.c (parallelize_loops): Likewise.
1874 * tree-ssa.c (init_tree_ssa): Likewise.
1875 (delete_tree_ssa): Likewise.
1876 * tree-flow-inline.h (is_call_used): Remove.
1877 * tree-flow.h (struct gimple_df): Remove callused member.
1878 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1879 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1880 (ref_maybe_used_by_call_p_1): Simplify.
1881 (call_may_clobber_ref_p_1): Likewise.
1882 * tree-ssa-structalias.c (compute_points_to_sets): Set
1883 the call stmt used and clobbered sets.
1884 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1885 (find_tail_calls): Verify the tail call.
1887 2010-04-12 Richard Guenther <rguenther@suse.de>
1889 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1890 single-iteration always-inline inlining.
1891 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1892 (cgraph_decide_inlining): Do not handle always-inline specially.
1893 (try_inline): Remove always-inline cycle detection special case.
1894 Do not recurse on always-inlines.
1895 (cgraph_early_inlining): Do not iterate if not optimizing.
1896 (cgraph_gate_early_inlining): remove.
1897 (pass_early_inline): Run unconditionally.
1898 (gate_cgraph_decide_inlining): New function.
1899 (pass_ipa_inline): Use it. Do not run the IPA inliner if
1900 not inlining or optimizing.
1901 (cgraph_decide_inlining_of_small_functions): Also consider
1902 always-inline functions.
1903 (cgraph_default_inline_p): Return true for nodes which should
1904 disregard inline limits.
1905 (estimate_function_body_sizes): Assume zero size and time for
1906 nodes which are marked as disregarding inline limits.
1907 (cgraph_decide_recursive_inlining): Do not perform recursive
1908 inlining on always-inline nodes.
1910 2010-04-12 Jakub Jelinek <jakub@redhat.com>
1913 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1914 for exprs satisfying handled_component_p.
1916 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
1918 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1919 non-constant aggregate elements.
1921 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1922 is a real initialization.
1924 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
1927 * c-decl.c (start_function): Move forward check for nested function.
1929 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1931 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1932 * config/sh/sh.c: Include reload.h.
1933 (sh_legitimize_reload_address): New.
1934 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1935 sh_legitimize_reload_address.
1937 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1939 * config/sh/sh.md (*movqi_pop): New insn pattern.
1940 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1942 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1944 * config/i386/i386.md (any_shiftrt): New code iterator.
1945 (shiftrt_insn): New code attribute.
1947 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1948 using any_shiftrt code iterator.
1949 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1950 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1951 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1952 pattern from corresponding peephole2 patterns.
1953 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1954 using any_shiftrt code iterator.
1955 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1956 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1957 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1958 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1959 *{ashr,lshr}<mode>3_cmp_zext.
1960 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1962 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1964 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1966 (*lshr<mode>3_cconly): Ditto.
1968 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1970 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1971 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1972 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1973 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1975 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1976 from corresponding peephole2 patterns.
1977 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1978 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1979 and *lshrdi3_1_rex64 using SWI mode iterator.
1980 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1981 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1982 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1983 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1984 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1985 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1986 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1987 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1988 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1991 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1993 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1994 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1995 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1996 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1998 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1999 from corresponding peephole2 patterns.
2000 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
2001 (ashrsi3_cvt): Rename from ashrsi3_31.
2002 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
2003 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
2004 and x86_64_shift_adj_3 using SWI48 mode iterator.
2005 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
2006 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
2007 and *ashrdi3_1_rex64 using SWI mode iterator.
2008 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
2009 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
2010 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
2011 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
2012 and *ashrdi3_cmp_rex64 using SWI mode iterator.
2013 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
2014 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
2015 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
2016 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
2018 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
2019 * config/i386/i386.c (ix86_split_ashr): Update for renamed
2020 x86_shift<mode>_adj_3 expanders.
2022 2010-04-10 Wei Guozhi <carrot@google.com>
2025 * config/arm/arm.c (arm_pic_static_addr): New function.
2026 (legitimize_pic_address): Call arm_pic_static_addr when it detects
2028 (arm_output_addr_const_extra): Output expression for new pattern.
2029 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
2031 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
2033 * ira-costs.c (record_reg_classes): Ignore alternatives that are
2036 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
2037 * web.c: Include "insn-config.h" and "recog.h".
2038 (union_match_dups): New function.
2039 (web_main): Call it.
2040 (union_defs): Don't try to recognize match_dups.
2042 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
2043 if doing so would replace the entire pattern.
2045 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2049 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
2050 and splitter pattern. Change splitter operand 1 predicate to
2053 2010-04-09 Martin Jambor <mjambor@suse.cz>
2055 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
2056 lattices are addresses of CONST_DECLs with the same initial value.
2057 (ipcp_print_all_lattices): Print values of CONST_DECLs.
2058 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
2060 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
2061 Bernd Schmidt <bernds@codesourcery.com>
2063 * loop-invariant.c (replace_uses): New static function.
2064 (move_invariant_reg): Use it to ensure we can replace the uses.
2066 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
2068 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
2070 (picochip_override_options): Enable section anchors only above -O1.
2071 (picochip_reorg): Fixed a couple of build warnings.
2073 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2075 * configure.ac (plugin -rdynamic test): Log result.
2076 * configure: Regenerate.
2077 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
2078 (RDYNAMIC_SPEC): Define.
2079 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
2081 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2083 * configure.ac: Determine Sun ld version numbers.
2084 (comdat_group): Restrict GNU ld version checks to gld.
2085 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
2086 (enable_comdat): Support --enable-comdat.
2087 * configure: Regenerate.
2088 * doc/install.texi (Configuration): Document --enable-comdat.
2090 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2092 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
2093 * config/sol2-gld.h: ... here.
2094 * config.gcc (sparc*-*-solaris2*): Reflect this.
2095 (i[34567]86-*-solaris2*): Use it.
2097 2010-04-09 Steve Ellcey <sje@cup.hp.com>
2099 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
2101 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
2103 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2106 * diagnostic.c (diagnostic_initialize): Initialize
2107 some_warnings_are_errors.
2108 (diagnostic_finish): New.
2109 (diagnostic_action_after_output): Call it before exiting.
2110 (diagnostic_report_diagnostic): Do not print message here. Set
2111 some_warnings_are_errors.
2112 * diagnostic.h (diagnostic_context): Delete
2113 issue_warnings_are_errors_message. Add some_warnings_are_errors.
2114 (diagnostic_finish): Declare.
2115 * toplev.c (toplev_main): Call it before exit.
2117 2010-04-09 Jason Merrill <jason@redhat.com>
2120 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
2121 for incomplete type.
2124 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
2125 based on a warning flag.
2127 2010-04-09 Richard Guenther <rguenther@suse.de>
2129 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
2131 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
2134 * varasm.c (default_assemble_visibility): Wrap vars that are
2135 set, but unused, by targets without GAS.
2136 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
2137 Remove set, but unused, vars.
2138 (rs6000_legitimize_tls_address): Likewise.
2139 (altivec_expand_dst_builtin): Likewise.
2140 * config/darwin.c (machopic_classify_symbol): Likewise.
2141 (machopic_indirection_name): Likewise.
2143 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2145 * config/i386/i386.md (DWI): New mode iterator.
2146 (S): New mode attribute.
2147 (shift_operand): Ditto.
2148 (shift_immediate_operand): Ditto.
2149 (ashl_input_operand): Ditto.
2150 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
2151 using SDWIM mode iterator.
2152 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
2153 pattern from *ashl{di,ti}3_1 and corresponding splitters using
2155 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
2156 from corresponding peephole2 patterns.
2157 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
2158 and x86_64_shift_adj_1 using SWI48 mode iterator.
2159 (x86_shift<mode>_adj_2): Ditto.
2160 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
2161 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
2162 using SWI48 mode iterator.
2163 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
2164 *ashldi3_cmp_rex64 using SWI mode iterator.
2165 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
2166 *ashldi3_cconly_rex64 using SWI mode iterator.
2167 * config/i386/i386.c (ix86_split_ashl): Update for renamed
2168 x86_shift<mode>_adj_{1,2}.
2169 (ix86_split_ashr): Ditto.
2170 (ix86_split_lshr): Ditto.
2172 2010-04-09 Richard Guenther <rguenther@suse.de>
2174 * target.h (builtin_conversion): Pass in input and output types.
2175 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
2176 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
2177 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
2178 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
2180 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
2182 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
2184 2010-04-09 Richard Guenther <rguenther@suse.de>
2187 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
2189 2010-04-09 Richard Guenther <rguenther@suse.de>
2191 * tree-vectorizer.h (struct _stmt_vec_info): Document
2192 that vectype is the type of the LHS.
2193 (supportable_widening_operation, supportable_narrowing_operation):
2194 Get both input and output vector types as arguments.
2195 (vect_is_simple_use_1): Declare.
2196 (get_same_sized_vectype): Likewise.
2197 * tree-vect-loop.c (vect_determine_vectorization_factor):
2198 Set STMT_VINFO_VECTYPE to the vector type of the def.
2199 (vectorizable_reduction): Adjust.
2200 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
2201 Adjust. Specify the output vector type.
2202 (vect_pattern_recog_1): Adjust.
2203 * tree-vect-stmts.c (get_same_sized_vectype): New function.
2204 (vectorizable_call): Adjust.
2205 (vectorizable_conversion): Likewise.
2206 (vectorizable_operation): Likewise.
2207 (vectorizable_type_demotion): Likewise.
2208 (vectorizable_type_promotion): Likewise.
2209 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
2211 (vect_is_simple_use_1): New function.
2212 (supportable_widening_operation): Get both input and output
2214 (supportable_narrowing_operation): Likewise.
2215 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
2217 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
2219 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
2220 __thiscall and _thiscall as predefined macros.
2221 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
2222 thiscall attribute handling.
2223 (ix86_comp_type_attributes): Likewise.
2224 (ix86_function_regparm): Likewise.
2225 (ix86_return_pops_args): Likewise.
2226 (init_cumulative_args): Likewise.
2227 (find_drap_reg): Likewise.
2228 (ix86_static_chain): Likewise.
2229 (x86_this_parameter): Likewise.
2230 (x86_output_mi_thunk): Likewise.
2231 (ix86_attribute_table): Add description for thiscall attribute.
2232 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
2233 * doc/extend.texi: Add documentation for thiscall.
2235 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2238 * c.opt (Wint-to-pointer-cast): Available in C++.
2239 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
2241 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
2243 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
2244 * calls.c (expand_call): Pass the function type to aggregate_value_p.
2245 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
2246 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
2247 function type instead. Reorder and simplify checks.
2249 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
2251 2010-04-08 Jing Yu <jingyu@google.com>
2252 Zdenek Dvorak <ook@ucw.cz>
2254 PR tree-optimization/42720
2255 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
2256 loop unswitch conditions here from ...
2257 (tree_unswitch_single_loop): ... here.
2259 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2261 * tree-if-conv.c: Fix comments and simplify logic.
2263 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2265 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
2266 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
2267 (main_tree_if_conversion): Update call to tree_if_conversion.
2269 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2272 * doc/invoke.texi (-b,-V): Delete.
2273 * doc/tm.texi: Do not mention -b.
2274 * gcc.c (display_help): Delete -b and -V.
2275 (process_command): Delete -b and -V.
2276 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
2278 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
2279 Wolfgang Gellerich <gellerich@de.ibm.com>
2281 Implement target hook for loop unrolling
2282 * target.h (loop_unroll_adjust): Add a new target hook function.
2283 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
2284 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
2285 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
2286 (s390_loop_unroll_adjust): Implement the new target hook for s390.
2287 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
2289 (decide_unroll_stupid): Likewise.
2291 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2294 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
2296 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2298 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
2299 (Specific, *-*-solaris2*): Likewise.
2300 Don't prefer Sun as over GNU as.
2302 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
2304 * config/s390/s390.c (override_options): Adjust the z10
2305 defaults for max-unroll-times, max-completely-peeled-insns
2306 and max-completely-peel-times.
2308 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2310 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
2311 instructions for z10.
2312 (s390_expand_setmem): Likewise.
2313 (s390_expand_cmpmem): Likewise.
2315 2010-04-08 Richard Guenther <rguenther@suse.de>
2317 PR tree-optimization/43679
2318 * tree-ssa-pre.c (eliminate): Only propagate copies.
2320 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2323 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
2324 set but not used variable warning.
2326 2010-04-08 Wei Guozhi <carrot@google.com>
2329 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
2330 (arm_size_rtx_costs): Call the new function when optimized for size.
2332 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2335 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
2336 op0 is not a MEM, just return NULL instead of assertion
2338 (discover_nonconstant_array_refs): Don't walk debug stmts.
2340 2010-04-08 Doug Kwan <dougkwan@google.com>
2342 * configure.ac: Recognize gold and do not use its version number
2343 to test ld features.
2344 * configure: Regenerate.
2346 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
2349 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
2350 (negate_value): Move code to push elements to broken_up_substracts ...
2351 (eliminate_plus_minus_pair): ... here. Push operands that have no
2352 negative pair to plus_negates.
2353 (repropagate_negates, init_reassoc, fini_reassoc): Update.
2355 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2357 * doc/install.texi (Configuration): Move description of
2358 --enable-lto, --with-libelf*, --enable-gold from Java section to
2361 * doc/generic.texi (Working with declarations)
2362 (Function Properties, C and C++ Trees): Fix typos.
2363 * doc/sourcebuild.texi (Top Level): Likewise.
2365 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2368 * tree.h (DECL_READ_P): Define.
2369 (struct tree_decl_common): Add decl_read_flag.
2370 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
2371 a set but not used warning.
2372 (merge_decls): Merge DECL_READ_P flag.
2373 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
2374 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
2375 * c-common.c (handle_used_attribute, handle_unused_attribute):
2377 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
2379 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
2381 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
2382 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
2383 c_parser_binary_expression, c_parser_cast_expression,
2384 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
2385 Call default_function_array_read_conversion instead of
2386 default_function_array_conversion where needed.
2387 (c_parser_unary_expression, c_parser_conditional_expression,
2388 c_parser_postfix_expression_after_primary, c_parser_initelt):
2389 Likewise. Call mark_exp_read where needed.
2390 (c_parser_statement_after_labels, c_parser_asm_operands,
2391 c_parser_typeof_specifier, c_parser_sizeof_expression,
2392 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
2394 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
2396 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
2397 (warn_unused_but_set_parameter): Default to warn_unused
2399 * doc/invoke.texi: Document -Wunused-but-set-variable and
2400 -Wunused-but-set-parameter.
2402 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
2403 used count variable.
2404 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
2405 when operandN variables aren't used in the body of the expander
2407 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
2408 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
2409 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
2410 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
2411 FOR_EACH_IMM_USE_ON_STMT): Likewise.
2412 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
2413 * tree.c (PROCESS_ARG): Likewise.
2415 2010-04-07 Simon Baldwin <simonb@google.com>
2417 * diagnostic.h (diagnostic_override_option_index): New macro to
2418 set a diagnostic's option_index.
2419 * c-tree.h (c_cpp_error): Add warning reason argument.
2420 * opts.c (_warning_as_error_callback): New.
2421 (register_warning_as_error_callback): Store callback for
2422 warnings enabled via enable_warning_as_error.
2423 (enable_warning_as_error): Call callback, minor code tidy.
2424 * opts.h (register_warning_as_error_callback): Declare.
2425 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
2426 response to -Werror=.
2427 (c_common_init_options): Register warning_as_error_callback in opts.c.
2428 * common.opt: Add -Wno-cpp option.
2429 * c-common.c (struct reason_option_codes_t): Map cpp warning
2430 reason codes to gcc option indexes.
2431 * (c_option_controlling_cpp_error): New function, lookup the gcc
2432 option index for a cpp warning reason code.
2433 * (c_cpp_error): Add warning reason argument, call
2434 c_option_controlling_cpp_error for diagnostic_override_option_index.
2435 * doc/invoke.texi: Document -Wno-cpp.
2437 2010-04-07 Richard Guenther <rguenther@suse.de>
2439 * ipa-reference.c (mark_load): Use get_base_address.
2440 (mark_store): Likewise.
2442 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
2443 inserting GIMPLE_NOPs into the IL.
2444 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2445 Explicitly strip handled components and indirect references.
2447 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
2448 folding address expressions.
2449 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
2450 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
2451 operand_equal_p to compare decls.
2452 (ptr_deref_may_alias_decl_p): Likewise.
2453 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
2454 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
2455 Handle reversed comparison ops.
2456 * tree-sra.c (asm_visit_addr): Use get_base_address.
2457 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
2458 * ipa-reference.c (mark_address): Use get_base_address.
2460 2010-04-07 Richard Guenther <rguenther@suse.de>
2462 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2463 Propagate constants everywhere.
2465 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2468 * tree.c (MAX_INT_CACHED_PREC): Define.
2469 (nonstandard_integer_type_cache): New array.
2470 (build_nonstandard_integer_type): Cache results for precision
2471 <= MAX_INT_CACHED_PREC.
2473 2010-04-07 Richard Guenther <rguenther@suse.de>
2475 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
2476 -fargument-noalias-global, -fargument-noalias-anything): Remove.
2477 * common.opt: Likewise.
2478 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2479 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2480 (nonoverlapping_memrefs_p): Likewise.
2481 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2482 * opts.c (common_handle_option): Handle OPT_fargument_alias,
2483 OPT_fargument_noalias, OPT_fargument_noalias_anything and
2484 OPT_fargument_noalias_global for backward compatibility.
2486 2010-04-07 Richard Guenther <rguenther@suse.de>
2488 PR tree-optimization/43270
2489 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2490 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2491 * tree-ssa-pre.c (phi_translate_1): Adjust.
2492 (fully_constant_expression): Split out vn_reference handling to ...
2493 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2494 Fold reads from constant strings.
2495 (vn_reference_lookup): Handle fully constant references.
2496 (vn_reference_lookup_pieces): Likewise.
2497 * Makefile.in (expmed.o-warn): Add -Wno-error.
2499 2010-04-07 Martin Jambor <mjambor@suse.cz>
2501 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2503 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2506 * gcc.c: Add -static-libstdc++ to list of recognized options.
2508 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2510 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2512 2010-04-07 Richard Guenther <rguenther@suse.de>
2515 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2516 bases build simple mem attributes to retain points-to information.
2518 2010-04-07 Richard Guenther <rguenther@suse.de>
2521 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2522 preserve points-to related information.
2524 2010-04-07 Richard Guenther <rguenther@suse.de>
2527 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2528 discard plain indirect references.
2529 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2530 * tree.c (tree_nop_conversion): Likewise.
2532 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2535 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2537 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2539 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2540 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2542 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2544 * tree-if-conv.c: Fix indentation and comments.
2546 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2548 * tree-if-conv.c: Sort static functions in topological order.
2550 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2552 * tree-if-conv.c: Fix indentation and comments.
2554 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2557 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2558 lang_hooks.types.type_for_size instead of
2559 build_nonstandard_integer_type.
2560 When converting an unsigned type to signed, double its precision.
2561 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2562 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2563 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2566 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2569 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2570 POINTER_PLUS_EXPR for pointer types.
2572 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2575 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2576 * graphite-clast-to-gimple.c: Include langhooks.h.
2577 (max_signed_precision_type): New.
2578 (max_precision_type): Takes two types as arguments.
2579 (precision_for_value): New.
2580 (precision_for_interval): New.
2581 (gcc_type_for_interval): New.
2582 (gcc_type_for_value): New.
2583 (gcc_type_for_clast_term): New.
2584 (gcc_type_for_clast_red): New.
2585 (gcc_type_for_clast_bin): New.
2586 (gcc_type_for_clast_expr): Split up into several functions.
2587 (gcc_type_for_clast_eq): Rewritten.
2588 (compute_bounds_for_level): New.
2589 (compute_type_for_level_1): New.
2590 (compute_type_for_level): New.
2591 (gcc_type_for_cloog_iv): Removed.
2592 (gcc_type_for_iv_of_clast_loop): Rewritten.
2593 (graphite_create_new_loop): Compute the lower and upper bound types
2594 with gcc_type_for_clast_expr.
2595 (graphite_create_new_loop_guard): Same.
2596 (find_cloog_iv_in_expr): Removed.
2597 (compute_cloog_iv_types_1): Removed.
2598 (compute_cloog_iv_types): Removed.
2599 (gloog): Do not call compute_cloog_iv_types.
2600 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2602 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2603 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2604 (GBB_CLOOG_IV_TYPES): Removed.
2606 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2608 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2609 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2610 (detect_commutative_reduction): Same.
2612 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2614 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2615 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2617 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2618 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2619 (rewrite_commutative_reductions_out_of_ssa): Same.
2620 * passes.c (execute_function_todo): Call verify_ssa for every pass
2621 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2622 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2623 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2624 with an extra argument.
2625 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2626 verify_ssa only when the extra argument is true.
2627 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2628 with an extra argument.
2629 (tree_transform_and_unroll_loop): Same.
2631 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2633 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2634 for all the passes of the LNO having LOOP_CLOSED_SSA.
2635 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2636 * tree-loop-distribution.c (pass_loop_distribution): Same.
2637 * tree-pass.h (TODO_verify_loops): Removed.
2638 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2640 (pass_tree_unswitch): Same.
2641 (pass_predcom): Same.
2642 (pass_vectorize): Same.
2643 (pass_linear_transform): Same.
2644 (pass_graphite_transforms): Same.
2645 (pass_iv_canon): Same.
2646 (pass_complete_unroll): Same.
2647 (pass_complete_unrolli): Same.
2648 (pass_parallelize_loops): Same.
2649 (pass_loop_prefetch): Same.
2650 (pass_iv_optimize): Same.
2652 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2655 * passes.c (init_optimization_passes): Move pass_lim before
2656 pass_copy_prop and pass_dce_loop.
2658 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2661 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2662 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2663 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2664 MULTI_* defines for 4 argument vpermil2p* builtins.
2666 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2668 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2669 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2670 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2671 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2672 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2673 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2674 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2675 Use x86_maybe_negate_const_int to output insn mnemonic.
2676 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2677 check from instruction predicate. Update comments.
2678 * config/i386/sync.md (sync_add<mode>): Use
2679 x86_maybe_negate_const_int to output insn mnemonic.
2681 2010-04-06 Jan Hubicka <jh@suse.cz>
2683 PR tree-optimization/42906
2684 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2685 IGNORE_SELF argument. Set visited_control_parents for fully
2687 (find_obviously_necessary_stmts): Update call of
2688 mark_control_dependent_edges_necessary.
2689 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2691 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2693 * config/i386/i386.md: Remove comment about 'e' and 'E'
2696 2010-04-06 Richard Guenther <rguenther@suse.de>
2698 PR tree-optimization/43627
2699 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2700 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2703 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2705 * BASE-VER: Change to 4.6.0.
2708 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2711 2010-04-06 Richard Guenther <rguenther@suse.de>
2714 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2716 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2718 * doc/invoke.texi (Optimize Options): Document that LTO
2719 won't remove object access purely due to incompatible
2722 2010-04-04 Matthias Klose <doko@ubuntu.com>
2724 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2725 Initialize variable.
2727 2010-04-03 Richard Guenther <rguenther@suse.de>
2730 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2731 require a non-NULL MEM_OFFSET.
2733 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2735 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2736 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2737 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2738 config/alpha/predicates.md, config/arm/arm.md,
2739 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2740 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2741 config/darwin9.h, config/darwin.c, config/darwin.h,
2742 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2743 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2744 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2745 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2746 config/mips/mips.md, config/mn10300/mn10300.c,
2747 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2748 config/rs6000/aix.h, config/rs6000/dfp.md,
2749 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2750 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2751 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2752 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2753 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2754 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2755 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2756 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2757 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2758 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2759 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2760 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2761 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2762 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2763 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2764 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2765 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2766 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2767 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2768 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2769 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2770 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2771 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2772 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2773 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2774 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2775 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2776 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2777 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2778 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2779 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2780 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2781 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2782 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2783 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2784 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2786 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2789 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2790 * aclocal.m4: Regenerate.
2792 2010-04-02 Richard Guenther <rguenther@suse.de>
2794 PR tree-optimization/43629
2795 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2796 if we have seen a constant value.
2798 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2800 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2802 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2805 * arm.c (legitimize_tls_address): Adjust call to
2806 gen_tls_load_dot_plus_four.
2807 (arm_note_pic_base): New function.
2808 (arm_cannot_copy_insn_p): Use it.
2809 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2812 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2817 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2819 * Makefile.in ($(out_object_file)): Depend on
2820 gt-$(basename $(notdir $(out_file))).h.
2822 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2824 * config.gcc (lm32-*-rtems*): Add t-lm32.
2826 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2828 * config.gcc: Add lm32-*-rtems*.
2829 * config/lm32/rtems.h: New file.
2831 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2834 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2836 2010-04-01 Jakub Jelinek <jakub@redhat.com>
2838 * dwarf2out.c (output_compilation_unit_header): For
2839 -gdwarf-4 use version 4 instead of version 3.
2840 (output_line_info): For version 4 and above emit additional
2841 maximum ops per insn header field.
2842 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2844 * dwarf2out.c (is_c_family, is_java): Remove.
2845 (lower_bound_default): New function.
2846 (add_bound_info, gen_descr_array_type_die): Use it.
2848 2010-04-01 Dodji Seketeli <dodji@redhat.com>
2851 * dwarf2out.c (gen_variable_die): Allow debug info for variable
2852 re-declaration when it happens in a function.
2854 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
2856 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2857 (cgraph_remove_function_insertion_hook): Same.
2858 (cgraph_call_function_insertion_hooks): Same.
2860 2010-04-01 Richard Guenther <rguenther@suse.de>
2863 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2864 and TREE_THIS_VOLATILE.
2865 (copy_ref_info): Likewise.
2866 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2867 * tree.c (build6_stat): Ignore side-effects of all but arg5
2868 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
2871 2010-04-01 Richard Guenther <rguenther@suse.de>
2873 PR tree-optimization/43607
2874 * ipa-type-escape.c (check_call): Do not access non-existing
2877 2010-04-01 Richard Guenther <rguenther@suse.de>
2881 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2882 Jack Howarth <howarth@bromo.med.uc.edu>
2884 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2887 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2889 * doc/install.texi (Prerequisites): Document libelf usability on
2890 IRIX 5/6 and Solaris 2.
2891 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2892 Update GNU as, GNU ld requirements.
2893 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2894 Document Sun Studio compiler download.
2895 Update and simplify as, ld recommendations.
2896 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2898 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2900 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2901 with_tune_32 to pentium4.
2903 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2905 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2907 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2909 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2910 obsoletion, removal.
2912 Document GNU as requirement.
2913 Update configure requirements.
2914 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2915 Recomment IRIX 6.5.18+.
2916 Document IDF/IDL requirement.
2917 Document GNU as requirement.
2918 Document GNU ld bootstrap failure.
2919 Remove freeware.sgi.com reference.
2921 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2923 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2924 UNIX V4.0, V5.0 obsoletion, removal.
2925 Remove --with-gc=simple reference.
2926 Update VM requirements during bootstrap.
2927 Remove -oldas bootstrap description.
2928 Update binutils reference.
2929 Remove comparison failure note.
2931 2010-03-31 Richard Guenther <rguenther@suse.de>
2932 Zdenek Dvorak <ook@ucw.cz>
2933 Sebastian Pop <sebastian.pop@amd.com>
2936 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2937 with multiple arguments.
2938 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2940 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2942 * graphite-dependences.c (print_pddr): Call print_pdr with an
2944 * graphite-poly.c (debug_pdr): Add an extra argument for the
2947 (print_pbb_domain): Same.
2949 (print_scop_context): Same.
2951 (print_cloog): Same.
2952 (debug_pbb_domain): Same.
2956 (debug_scop_context): Same.
2958 (debug_cloog): Same.
2959 (print_scop_params): Same.
2960 (debug_scop_params): Same.
2961 (print_iteration_domain): Same.
2962 (print_iteration_domains): Same.
2963 (debug_iteration_domain): Same.
2964 (debug_iteration_domains): Same.
2965 (print_scattering_function): Same.
2966 (print_scattering_functions): Same.
2967 (debug_scattering_function): Same.
2968 (debug_scattering_functions): Same.
2969 * graphite-poly.h (debug_pdr): Update declaration.
2971 (print_pbb_domain): Same.
2973 (print_scop_context): Same.
2975 (print_cloog): Same.
2976 (debug_pbb_domain): Same.
2980 (debug_scop_context): Same.
2982 (debug_cloog): Same.
2983 (print_scop_params): Same.
2984 (debug_scop_params): Same.
2985 (print_iteration_domain): Same.
2986 (print_iteration_domains): Same.
2987 (debug_iteration_domain): Same.
2988 (debug_iteration_domains): Same.
2989 (print_scattering_function): Same.
2990 (print_scattering_functions): Same.
2991 (debug_scattering_function): Same.
2992 (debug_scattering_functions): Same.
2994 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2996 * graphite-poly.c (print_scattering_function_1): New.
2997 (print_scattering_function): Call it.
2998 (print_scop_params): Remove spaces at the end of lines.
3001 * graphite-poly.h (print_cloog): Declared.
3002 (debug_cloog): Declared.
3004 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3006 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
3008 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
3009 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
3010 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
3011 to switch between adding the IV bump in loop->latch or in loop->header.
3013 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3015 * graphite-poly.c (print_scattering_function): Pretty print following
3018 (print_pbb_domain): Same.
3019 (dump_gbb_cases): Same.
3020 (dump_gbb_conditions): Same.
3023 (print_scop_params): Same.
3024 (print_scop_context): Same.
3026 (print_pbb_body): New.
3027 (lst_indent_to): New.
3028 (print_lst): Start new lines with a #.
3029 * graphite-poly.h (pbb_bb): New.
3030 (pbb_index): Use pbb_bb.
3031 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
3033 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
3035 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3037 * dwarf2out.c (size_of_die): For -gdwarf-4 use
3038 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
3039 and 0 instead of 1 for dw_val_class_flag.
3040 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
3041 dw_val_class_range_list, dw_val_class_loc_list,
3042 dw_val_class_lineptr and dw_val_class_macptr, use
3043 DW_FORM_flag_present for dw_val_class_flag and
3044 DW_FORM_exprloc for dw_val_class_loc.
3045 (output_die): For -gdwarf-4 print dw_val_class_loc
3046 size as uleb128 instead of 1 or 2 bytes and don't print
3047 anything for dw_val_class_flag.
3049 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
3050 instead of cselib_lookup following by tweaking locs->setting_insn.
3053 * cselib.c (cselib_process_insn): Clear cselib_current_insn
3054 even before returning from label, setjmp call or volatile asm
3057 2010-03-31 Richard Guenther <rguenther@suse.de>
3060 * cgraphunit.c (cgraph_output_in_order): Do not allocate
3061 temporary data on stack.
3063 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3065 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
3066 (PUSHSECTION_ASM_OP): Remove.
3067 (POPSECTION_ASM_OP): Remove.
3068 (PUSHSECTION_FORMAT): Remove.
3069 * config/sol2.h (PUSHSECTION_FORMAT): Define.
3070 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
3071 * config/sol2.c (solaris_output_init_fini): Use it.
3073 2010-03-31 Jie Zhang <jie@codesourcery.com>
3076 * opt-functions.awk (var_type_struct): Use signed char type
3077 for simple variables.
3079 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3081 * config/sol2.c: Include output.h.
3082 (solaris_assemble_visibility): New function.
3083 * config/t-sol2 (sol2.o): Add output.h dependency.
3084 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
3085 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
3088 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3091 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
3092 V2SImode or XFmode on PRE_DEC.
3095 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
3098 2010-03-31 Jie Zhang <jie@codesourcery.com>
3101 * reload.h (caller_save_initialized_p): Declare.
3102 * toplev.c (backend_init_target): Don't call
3103 init_caller_save but set caller_save_initialized_p to false.
3104 * caller-save.c (caller_save_initialized_p): Define.
3105 (init_caller_save): Check caller_save_initialized_p.
3106 * ira.c (ira): Call init_caller_save if flag_caller_saves.
3108 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3111 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
3112 and soft-fp/t-softfp to tmake_file.
3113 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
3114 (LIBGCC2_TF_CEXT): Define.
3117 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
3120 * cselib.c (n_useless_values): Document handling of debug locs.
3121 (n_useless_debug_values, n_debug_values): New variables.
3122 (new_elt_loc_list): Don't add to debug values, keep count.
3123 (promote_debug_loc): New.
3124 (cselib_reset_table): Zero new variables.
3125 (entry_and_rtx_equal_p): Promote debug locs.
3126 (discard_useless_locs): Increment n_useless_debug_values for
3128 (remove_useless_values): Adjust n_useless_values and n_debug_values
3129 with n_useless_debug_values.
3130 (add_mem_for_addr): Promote debug locs.
3131 (cselib_lookup_mem): Likewise.
3132 (cselib_lookup_addr): Renamed to...
3133 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
3134 (cselib_log_lookup): ... this. Turn into...
3135 (cselib_lookup_addr): ... new wrapper.
3136 (cselib_lookup_from_insn): New.
3137 (cselib_invalidate_regno): Increment n_useless_debug_values for
3139 (cselib_invalidate_mem): Likewise.
3140 (cselib_process_insn): Take n_deleted and n_debug_values into
3141 account to guard remove_useless_value call.
3142 (cselib_finish): Zero n_useless_debug_values.
3143 * cselib.h (cselib_lookup_from_insn): Declare.
3144 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
3145 (sched_analyze_2): Likewise.
3147 2010-03-30 Jakub Jelinek <jakub@redhat.com>
3149 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
3151 (adjust_mems): Replace narrowing SUBREG of expression containing
3152 just PLUS, MINUS, MULT and ASHIFT of registers and constants
3153 with operations in the narrower mode.
3156 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
3157 regs_invalidated_by_call instead all call_used_reg_set registers.
3159 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
3162 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
3163 pointer comparisons with types_compatible_p.
3164 * tree-vect-stmts.c (vectorizable_call): Same.
3165 (vectorizable_condition): Same.
3167 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3169 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
3170 stack check if the mask would be zero.
3172 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3173 Jack Howarth <howarth@bromo.med.uc.edu>
3175 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3178 2010-03-30 Joseph Myers <joseph@codesourcery.com>
3181 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
3183 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
3184 Include ___unordxf2 and ___unordtf2.
3185 * config/i386/libgcc-glibc.ver: Do not define inheritance from
3188 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
3190 * config/lm32/t-lm32: New file.
3191 * config.gcc: Use the above file when targetting lm32.
3193 2010-03-28 Duncan Sands <baldrick@free.fr>
3195 * Makefile.in (PLUGIN_HEADERS): Add except.h.
3197 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3200 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
3201 Improve vectorization cost model diagnostic.
3203 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3206 * tree-vect-data-refs.c (vect_analyze_data_refs): When
3207 compute_data_dependences_for_loop returns false, early exit
3208 and output an extra diagnostic for the failed data reference
3211 2010-03-29 Richard Guenther <rguenther@suse.de>
3213 PR tree-optimization/43560
3214 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
3215 (can_sm_ref_p): Treat stores to readonly locations as trapping.
3217 2010-03-29 Jie Zhang <jie@codesourcery.com>
3220 * toplev.c (process_options): Set optimization_default_node
3221 and optimization_current_node.
3222 * opts.c (decode_options): Don't set optimization_default_node
3223 and optimization_current_node.
3225 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
3227 * config/rtems.h: Abandon -qrtems_debug.
3229 2010-03-28 Jan Hubicka <jh@suse.cz>
3231 PR tree-optimization/43505
3232 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
3233 map should not be copied.
3235 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3238 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
3239 cdtors, set DECL_PRESERVE_P.
3240 * ipa.c (cgraph_externally_visible_p): Return true if declaration
3243 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
3245 PR tree-optimization/43528
3246 * stor-layout.c (place_field): Check that constant fits into
3247 unsigned HWI when skipping calculation of MS bitfield layout.
3249 2010-03-27 Jan Hubicka <jh@suse.cz>
3252 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
3253 notice_global_symbol work.
3255 2010-03-27 Jakub Jelinek <jakub@redhat.com>
3257 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
3258 instead of dwarf2out_decl.
3259 (struct var_loc_node): Remove section_label field.
3260 (dwarf2out_function_decl): New function.
3261 (dwarf2out_var_location): Don't set section_label field.
3262 (dwarf2out_begin_function): Don't empty decl_loc_table here.
3264 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3266 PR tree-optimization/43544
3267 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3268 First argument for builtin vectorized function hook is now a
3269 tree to be able to distinguish between machine specific and
3271 * targhooks.c (default_builtin_vectorized_function): Ditto.
3272 * targhooks.h (default_builtin_vectorized_function): Ditto.
3273 * target.h (struct gcc_target): Ditto.
3274 * tree-vect-stmts.c (vectorizable_function): Ditto.
3275 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
3276 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
3279 2010-03-26 Joseph Myers <joseph@codesourcery.com>
3282 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
3283 nested binding iff it is a FUNCTION_DECL.
3284 (store_parm_decls_newstyle): Pass nested=true to bind for
3285 FUNCTION_DECLs amongst parameters.
3287 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3289 * var-tracking.c (vt_expand_loc_callback): Don't run
3290 cselib_expand_value_rtx_cb in dummy mode if
3291 cselib_dummy_expand_value_rtx_cb returned false.
3293 * var-tracking.c (emit_note_insn_var_location): For one part
3294 notes with offset 0, don't add EXPR_LIST around the location.
3295 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
3296 add_location_or_const_value_attribute): Adjust for that change.
3299 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
3300 into first operand and location into second.
3301 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
3302 dw_cfi_oprnd_loc for DW_CFA_expression.
3303 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
3304 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
3305 assume first argument is regnum and second argument is location.
3307 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3310 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
3311 of scratch register to DImode. Split to DImode comparison operator.
3312 Use SImode subreg of scratch register in the multiplication.
3313 (*cmp_sadd_sidi): Ditto.
3314 (*cmp_ssub_si): Ditto.
3315 (*cmp_ssub_sidi): Ditto.
3317 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3320 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
3321 Remove invalid assert and wrong comment.
3323 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3326 * flags.h (final_insns_dump_p): New extern.
3327 * final.c (final_insns_dump_p): New variable.
3328 (rest_of_clean_state): Set it before -fdump-final-insns=
3329 dumping, clear afterwards.
3330 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
3331 MEM_ALIAS_SET on MEMs.
3333 2010-03-26 David S. Miller <davem@davemloft.net>
3335 * configure.ac: Fix sparc GOTDATA_OP bug check.
3336 * configure: Rebuild.
3338 2010-03-26 Alan Modra <amodra@gmail.com>
3340 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
3342 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3344 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
3345 TLS_SECTION_ASM_FLAG.
3347 2010-03-25 Jakub Jelinek <jakub@redhat.com>
3350 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
3351 Clear first_function_block_is_cold.
3354 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
3355 argument if the argument is truth_value_p.
3357 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3359 * config/rs6000/constraints.md: Update copyright year for my changes.
3362 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
3363 used in reg+reg addressing, swap registers.
3365 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3368 * target.h (struct gcc_target): Add code_end hook.
3369 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
3371 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
3372 * toplev.c (compile_file): Call targetm.asm_out.code_end
3373 hook before unwind info/debug info output.
3374 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
3375 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
3376 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3377 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
3378 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3379 * config/i386/i386.c (ix86_file_end): Renamed to...
3380 (ix86_code_end): ... this. Make static. Don't call
3381 file_end_indicate_exec_stack. Emit unwind info using
3382 final_start_function/final_end_function.
3383 (darwin_x86_file_end): Remove.
3384 (TARGET_ASM_CODE_END): Define.
3385 * config/i386/i386.h (TARGET_ASM_FILE_END,
3386 NEED_INDICATE_EXEC_STACK): Don't define.
3387 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
3388 (TARGET_ASM_FILE_END): Define to darwin_file_end.
3389 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
3390 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
3393 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
3394 at the beginning and final_end_function at the end.
3395 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3397 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3399 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
3400 and Sun as TLS syntax.
3401 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
3402 * configure: Regenerate.
3403 * config.in: Regenerate.
3404 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
3405 (default_elf_asm_named_section): Use it.
3406 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
3407 (i386_output_dwarf_dtprel): Likewise.
3408 (output_addr_const_extra): Likewise.
3409 (output_pic_addr_const): Lowercase @GOTTPOFF.
3410 (output_addr_const_extra): Likewise.
3411 (output_pic_addr_const): Lowercase @GOTNTPOFF.
3412 (output_addr_const_extra): Likewise.
3413 (output_pic_addr_const): Lowercase @INDNTPOFF.
3414 (output_addr_const_extra): Likewise.
3415 (output_pic_addr_const): Lowercase @NTPOFF.
3416 (output_addr_const_extra): Likewise.
3417 (output_pic_addr_const): Lowercase @TPOFF.
3418 (output_addr_const_extra): Likewise.
3419 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
3420 (*tls_global_dynamic_64): Likewise.
3421 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
3422 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
3424 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
3425 (ASM_OUTPUT_TLS_COMMON): Use it.
3426 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
3429 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
3430 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
3431 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
3432 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
3433 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3434 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
3436 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3438 * config/i386/i386.c (override_options): Don't accept
3439 -mtls-dialect=sun any longer.
3440 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
3441 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
3442 (*tls_local_dynamic_base_32_sun): Likewise.
3443 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3445 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3448 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3449 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
3452 * ira.c (adjust_cleared_regs): New function.
3453 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
3457 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
3459 * expr.c (expand_expr_real): Restore previous
3460 curr_insn_source_location and curr_insn_block after
3461 expand_expr_real_1 call.
3462 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
3463 instead of expand_expr_real_1.
3465 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
3467 PR rtl-optimization/43413
3468 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
3471 2010-03-22 James E. Wilson <wilson@codesourcery.com>
3474 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
3475 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
3477 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3479 * config/i386/i386.c (ix86_target_string): Add -mfma.
3480 Fix a typo in comment.
3482 2010-03-22 Mike Stump <mikestump@comcast.net>
3485 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3486 Don't overly align based upon packed packed fields.
3488 2010-03-22 Jason Merrill <jason@redhat.com>
3490 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3491 Use () rather than [], and move before the element type.
3493 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3495 * doc/configfiles.texi (Configuration Files): Removed
3496 fixinc/Makefile*, intl/Makefile.*.
3497 * doc/makefile.texi: Fixed markup. Abstract from version
3498 control system used.
3499 (Makefile): Removed obsolete gcc/java/parse.y example.
3500 * doc/sourcebuild.texi: Likewise.
3501 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3502 libgomp, libssp. Removed fastjar.
3503 (Miscellaneous Docs): Clarify location.
3504 Added COPYING3, COPYING3.LIB.
3505 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3507 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3510 * config/i386/i386.c (x86_function_profiler)
3511 [!NO_PROFILE_COUNTERS]: Fix typo.
3512 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3515 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3516 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3518 * doc/sourcebuild.texi (Test Directives): Split into six
3519 subsections, with most of the current text in new subsections
3520 Directives, Selectors, and Final Actions.
3521 (Directives): Split list of test directives into multiple
3523 (Selectors): Describe use and syntax of selectors.
3524 (Effective-Target Keywords): Describe all existing keywords.
3525 (Add Options): Describe features for dg-add-options.
3526 (Require Support): Describe variants of dg-require-support.
3527 (Final Actions): Describe commands to use in dg-final.
3529 2010-03-22 Michael Matz <matz@suse.de>
3532 * recog.c (validate_replace_rtx_group): Replace also in
3533 REG_EQUAL and REG_EQUIV notes.
3535 2010-03-22 Richard Guenther <rguenther@suse.de>
3537 PR tree-optimization/43390
3538 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3539 sure vector extracts are type correct.
3541 2010-03-22 Richard Guenther <rguenther@suse.de>
3544 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3545 x * sqrt (x) even when optimizing for size if the target
3546 has native support for sqrt.
3548 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3550 * varasm.c (make_decl_rtl_for_debug): Also clear
3551 flag_mudflap for the duration of make_decl_rtl call.
3554 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3555 locs from preserved VALUEs.
3557 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3560 * pa.md (movmemsi): Set align to one if zero.
3561 (movmemdi): Likewise.
3563 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3566 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3567 with their corresponding prologue pushes.
3569 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3572 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3573 at the begining or end.
3574 (spu_expand_epilogue): Likewise.
3576 2010-03-20 Richard Guenther <rguenther@suse.de>
3578 PR rtl-optimization/43438
3579 * combine.c (make_extraction): Properly zero-/sign-extend an
3580 extraction of the low part of a CONST_INT. Also handle
3583 2010-03-19 Mike Stump <mikestump@comcast.net>
3585 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3586 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3587 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3589 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3592 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3595 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3597 PR rtl-optimization/42258
3598 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3599 use that may match DEF.
3602 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3603 the cost of loading the constant rather than assuming
3605 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3606 outer code is AND, do the same tests as the andsi3 expander and
3607 return COSTS_N_INSNS (1) if and is cheap.
3609 * optabs.c (avoid_expensive_constant): Fix formatting.
3611 2010-03-19 Michael Matz <matz@suse.de>
3614 * attribs.c (decl_attributes): When rebuilding a function pointer
3615 type use the same qualifiers as the original pointer type.
3617 2010-03-19 Martin Jambor <mjambor@suse.cz>
3619 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3620 and is_gimple_ip_invariant_address.
3622 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3625 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3627 * config/arm/arm.c (arm_override_options): Turn off
3628 flag_dwarf2_cfi_asm for AAPCS variants.
3630 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3633 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3634 Use PRE_MODIFY instead of PRE_DEC.
3635 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3636 (vfp_emit_fstmd): Likewise.
3638 2010-03-19 Michael Matz <matz@suse.de>
3641 * builtins.c (expand_builtin_interclass_mathfn,
3642 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3645 2010-03-19 Richard Guenther <rguenther@suse.de>
3647 PR tree-optimization/43415
3648 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3649 (phi_translate_1): ... this.
3650 (phi_translate): Move all caching here. Cache all NARY
3651 and REFERENCE translations.
3653 2010-03-19 David S. Miller <davem@davemloft.net>
3655 With help from Eric Botcazou.
3656 * config/sparc/sparc.c: Include dwarf2out.h.
3657 (emit_pic_helper): Delete.
3658 (pic_helper_symbol_name): Delete.
3659 (pic_helper_emitted_p): Delete.
3660 (pic_helper_needed): New.
3661 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3662 (get_pc_thunk_name): New.
3663 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3664 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3665 Set pic_helper_needed to true. Don't call emit_pic_helper.
3666 (sparc_expand_prologue): Update load_pic_register call.
3667 (sparc_output_mi_thunk): Likewise.
3668 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3669 thunk if possible. Output CFI information as needed.
3671 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3672 Jack Howarth <howarth@bromo.med.uc.edu>
3675 * config/i386/i386.h: Fix ABI on darwin x86-32.
3677 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3679 * tree.h: Declare make_decl_rtl_for_debug.
3680 * varasm.c (make_decl_rtl_for_debug): New.
3681 * dwarf2out.c (rtl_for_decl_location): Call it.
3682 * cfgexpand.c (expand_debug_expr): Call it.
3684 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3687 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3691 * var-tracking.c (vt_init_cfa_base): Do nothing if
3692 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3694 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3697 * var-tracking.c (canonicalize_vars_star): New.
3698 (dataflow_post_merge_adjust): Use it.
3700 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3703 * var-tracking.c (non_suitable_const): New function.
3704 (add_uses): For DEBUG_INSNs with constants, don't record any
3705 value, instead just the constant value itself.
3706 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3707 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3708 (emit_notes_in_bb): Likewise.
3709 (emit_note_insn_var_location): For onepart variables if
3710 cur_loc is a VOIDmode constant, use DECL_MODE.
3712 2010-03-18 Martin Jambor <mjambor@suse.cz>
3715 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3716 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3717 all non-clones. Moved call redirection...
3718 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3719 (cgraph_materialize_all_clones): Dispose of all
3720 combined_args_to_skip bitmaps.
3721 (verify_cgraph_node): Do not check for edges pointing to wrong
3722 nodes in inline clones.
3723 * tree-inline.c (copy_bb): Call
3724 cgraph_redirect_edge_call_stmt_to_callee.
3725 * ipa.c (cgraph_remove_unreachable_nodes): Call
3726 cgraph_node_remove_callees even when there are used clones.
3728 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3730 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3732 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3735 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3738 2010-03-18 Michael Matz <matz@suse.de>
3741 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3742 into sqrt(x) if we need to preserve signed zeros.
3744 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3745 Eric Botcazou <ebotcazou@adacore.com>
3747 PR rtl-optimization/43360
3748 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3749 note if we don't know its invariant status.
3751 2010-03-18 Michael Matz <matz@suse.de>
3753 PR tree-optimization/43402
3754 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3755 PHI chains of ssa names registered for update.
3757 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3760 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3761 non-offsettable and pre_modify update addressing.
3762 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3763 and "2" alternatives "#".
3764 (*movdd_softfloat32): Make all alternatives "#";
3765 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3766 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3767 (*movdf_softfloat32): Make all alternatives "#";
3768 (movdi): Use the new DIFD mode iterator to create a common splitter
3769 for movdi, movdf and movdd patterns.
3771 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3773 * common.opt (dumpdir): Remove redundant tab.
3775 2010-03-17 Martin Jambor <mjambor@suse.cz>
3777 PR tree-optimization/43347
3778 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3779 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3781 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3783 PR rtl-optimization/42216
3784 * regrename.c (create_new_chain): New function, broken out from...
3785 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3786 appending a use to an empty chain.
3787 (build_def_use): Remove previous changes that convert OP_INOUT to
3788 OP_OUT operands; instead detect the case where an OP_INOUT operand
3789 uses a previously untracked register and create an empty chain for it.
3791 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3793 * doc/extend.texi (Function Attributes): Rewrite unfinished
3794 sentence in ms_abi documentation.
3796 2010-03-17 Alan Modra <amodra@gmail.com>
3798 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3799 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3800 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3801 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3803 2010-03-16 Richard Henderson <rth@redhat.com>
3806 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3807 (lower_try_finally): Save and restore eh_seq around the expansion
3810 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3812 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3813 statements before splitting block.
3815 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3817 * doc/sourcebuild.texi (Testsuites): Fix markup.
3818 Use pathnames relative to gcc/testsuite.
3819 (Test Directives): Move description of how timeout is determined.
3820 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3821 (C Tests): Correct gcc.misc-tests directory.
3822 Framework tests now live in gcc.test-framework.
3824 2010-03-16 Richard Guenther <rguenther@suse.de>
3827 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3828 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3830 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3831 Alexandre Oliva <aoliva@redhat.com>
3833 PR tree-optimization/42917
3834 * lambda-code.c (remove_iv): Skip debug statements.
3835 (lambda_loopnest_to_gcc_loopnest): Likewise.
3836 (not_interesting_stmt): Debug statements are not interesting.
3838 2010-03-16 Jakub Jelinek <jakub@redhat.com>
3842 * cselib.c (cselib_preserve_constants,
3843 cfa_base_preserved_val): New static variables.
3844 (preserve_only_constants): New function.
3845 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3846 clear its REG_VALUES. If cselib_preserve_constants, don't
3847 empty the whole hash table, but preserve there VALUEs with constants,
3848 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3849 (cselib_preserve_cfa_base_value): New function.
3850 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3851 (cselib_init): Change argument to int bitfield. Set
3852 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3854 (cselib_finish): Clear cselib_preserve_constants and
3855 cfa_base_preserved_val.
3856 * cselib.h (enum cselib_record_what): New enum.
3857 (cselib_init): Change argument to int.
3858 (cselib_preserve_cfa_base_value): New prototype.
3859 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3860 * dse.c (dse_step1): Likewise.
3861 * cfgcleanup.c (thread_jump): Likewise.
3862 * sched-deps.c (sched_analyze): Likewise.
3863 * gcse.c (local_cprop_pass): Likewise.
3864 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3865 If FN is non-NULL, call the callback always and whenever it returns
3866 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
3867 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3868 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3869 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3870 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3871 * var-tracking.c: Include recog.h.
3872 (bb_stack_adjust_offset): Remove.
3873 (vt_stack_adjustments): Don't call it, instead just gather the
3874 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3875 (adjust_stack_reference): Remove.
3876 (compute_cfa_pointer): New function.
3877 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3878 (struct adjust_mem_data): New type.
3879 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3881 (get_address_mode): New function.
3882 (replace_expr_with_values): Use it.
3883 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3884 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
3885 (adjust_sets): Remove.
3886 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3887 Use get_address_mode.
3888 (get_adjusted_src): Remove.
3889 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
3890 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
3891 (add_with_sets): Don't call adjust_sets.
3892 (fp_setter, vt_init_cfa_base): New functions.
3893 (vt_initialize): Change return type to bool. Move most of pool etc.
3894 initialization to the beginning of the function from end. Pass
3895 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3896 If !frame_pointer_needed, call vt_stack_adjustment before mos
3897 vector is filled, call vt_init_cfa_base if argp/framep has been
3898 eliminated to sp. If frame_pointer_needed and argp/framep has
3899 been eliminated to hard frame pointer, set
3900 hard_frame_pointer_adjustment and call vt_init_cfa_base after
3901 encountering fp setter in the prologue. For MO_ADJUST, call
3902 log_op_type before pusing the op into mos vector, not afterwards.
3903 Call adjust_insn before cselib_process_insn/add_with_sets,
3904 call cancel_changes (0) afterwards.
3905 (variable_tracking_main_1): Adjust for vt_initialize calling
3906 vt_stack_adjustments and returning whether it succeeded or not.
3908 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
3910 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3913 2010-03-15 Jakub Jelinek <jakub@redhat.com>
3915 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3917 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3918 drap_reg has not been set.
3920 2010-03-15 Michael Matz <matz@suse.de>
3923 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3924 use it to expand block copies.
3925 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3926 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3927 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3929 2010-03-15 Richard Guenther <rguenther@suse.de>
3931 PR tree-optimization/43367
3932 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3935 2010-03-15 Richard Guenther <rguenther@suse.de>
3937 PR tree-optimization/43317
3938 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3940 2010-03-15 Martin Jambor <mjambor@suse.cz>
3942 PR tree-optimization/43141
3943 * tree-sra.c (create_abstract_origin): New function.
3944 (modify_function): Call create_abstract_origin.
3946 2010-03-15 Chris Demetriou <cgd@google.com>
3948 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3951 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3954 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3955 call insert_out_of_ssa_copy for default definitions.
3957 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3959 * graphite-clast-to-gimple.c (my_long_long): Defined.
3960 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3961 * graphite-sese-to-poly.c (my_long_long): Defined.
3962 (scop_ivs_can_be_represented): Use it.
3964 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3966 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3967 graphite-max-bbs-per-function, and loop-block-tile-size.
3968 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3970 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3972 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3974 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3975 forward declaration.
3976 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3977 (add_upper_bounds_from_estimated_nit): New.
3978 (build_loop_iteration_domains): Use it.
3980 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3982 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3984 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3987 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3988 should be an INTEGER_CST. Also handle CASE_CONVERT.
3990 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3992 * graphite.c (graphite_initialize): To bound the number of bbs per
3993 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3994 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3995 * doc/invoke.texi: Document it.
3997 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3999 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
4000 * graphite-sese-to-poly.h (build_poly_scop): Same.
4002 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4004 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
4005 the number of parameters in the scop. Use as an upper bound
4006 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
4007 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
4008 * doc/invoke.texi: Document it.
4010 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
4012 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
4013 * doc/c-tree.texi: Remove.
4014 * doc/generic.texi: Merge c-tree.texi here.
4015 * doc/gccint.texi (Trees): Remove menu entry.
4016 (c-tree.texi): Remove @include.
4017 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
4018 * doc/languages.texi (Reading RTL): Ditto.
4020 2010-03-12 Steve Ellcey <sje@cup.hp.com>
4023 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
4025 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4028 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
4029 code added to work around reload clobbering CONST insns.
4031 2010-03-12 Jakub Jelinek <jakub@redhat.com>
4033 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
4034 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
4035 (cselib_preserve_only_values): Remove retain argument, don't
4036 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
4037 * cselib.h (cselib_preserve_only_values): Remove retain argument.
4038 * var-tracking.c (micro_operation): Move insn field before union.
4039 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
4040 (struct variable_tracking_info_def): Remove n_mos field, change
4041 mos into a vector of micro_operations.
4042 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
4043 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
4044 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
4045 changing into a vector.
4046 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
4047 come before all other uops generated by add_stores.
4048 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
4050 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
4051 a vector. Run just one pass over the bbs instead of separate counting
4052 and computation phase.
4053 (vt_finalize): Free VTI (bb)->mos vector instead of array.
4056 * tree-inline.c (remap_decls): Put old_var rather than origin_var
4057 into *nonlocalized_list vector.
4058 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
4059 even if origin is non-NULL.
4060 (gen_variable_die): Likewise.
4061 (process_scope_var): Don't change origin.
4062 (gen_decl_die): Likewise.
4063 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
4064 before adding new edges instead of after it, fix moving over
4067 2010-03-11 David S. Miller <davem@davemloft.net>
4069 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
4071 * configure: Rebuild.
4073 2010-03-11 Martin Jambor <mjambor@suse.cz>
4075 PR tree-optimization/43257
4076 * tree.c (assign_assembler_name_if_neeeded): New function.
4077 (free_lang_data_in_cgraph): Assembler name assignment moved to the
4079 * tree.h (assign_assembler_name_if_neeeded): Declare.
4080 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
4081 the function if needed.
4083 2010-03-11 Chris Demetriou <cgd@google.com>
4085 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
4086 include/stdint-gcc.h, and include/stdint.h world-readable.
4088 2010-03-11 Richard Guenther <rguenther@suse.de>
4090 PR tree-optimization/43255
4091 * tree-vrp.c (process_assert_insertions_for): Do not insert
4092 asserts for trivial conditions.
4094 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4096 PR tree-optimization/43280
4097 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
4098 generation. Move calculation of size out of the if branch.
4099 (find_bswap): Modify compare number generation.
4101 2010-03-11 Richard Guenther <rguenther@suse.de>
4104 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
4105 (input_gimple_stmt): Fixup handled component types during
4106 operand read. Also fix up decls in ADDR_EXPRs.
4108 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
4110 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
4111 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
4113 2010-03-10 Jan Hubicka <jh@suse.cz>
4116 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
4117 * varasm.c (get_variable_section): Don't do that here...
4118 (make_decl_rtl): ... and here.
4119 (do_assemble_alias): Produce decl RTL.
4120 (assemble_alias): Likewise.
4122 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4125 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
4126 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
4128 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
4129 (based_loc_descr): Only express drap or vdrap regno based expressions
4130 using DW_OP_fbreg when not optimizing.
4131 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
4132 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
4133 REG_CFA_SET_VDRAP note.
4135 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
4137 PR tree-optimization/43236
4138 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
4139 error in calculation of base address in reverse iteration case.
4140 (generate_builtin): Take number of latch executions if the statement
4143 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
4146 * tree-eh.c: Include pointer-set.h.
4147 (lower_eh_dispatch): Filter out duplicate case labels and
4148 remove the unneeded edge when the label is unused. Return
4149 true when some edges are removed.
4150 (execute_lower_eh_dispatch): When any lowering resulted in
4151 removing an edge, also delete unreachable blocks.
4153 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4156 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
4157 UNSPEC_MACHOPIC_OFFSET.
4159 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
4162 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4163 (m68k_delegitimize_address): New function.
4165 2010-03-09 Jakub Jelinek <jakub@redhat.com>
4168 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
4171 * var-tracking.c (adjust_sets): New function.
4172 (count_with_sets, add_with_sets): Use it.
4173 (get_adjusted_src): New inline function.
4174 (add_stores): Use it.
4177 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
4178 call cselib_dummy_expand_value_rtx_cb instead of
4179 cselib_expand_value_rtx_cb.
4182 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
4183 * config/i386/i386.c: Include debug.h and dwarf2out.h.
4184 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
4185 and .cfi_endproc around the pic thunks.
4186 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
4187 all queued unwind info register saves are saved before the call.
4188 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
4189 considered as sp-=4 for unwind info and the pop as sp+=4 which
4190 also clobbers dest, but doesn't actually restore it.
4193 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
4194 RTX_FRAME_RELATED_P.
4196 2010-03-09 Jie Zhang <jie@codesourcery.com>
4198 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
4199 whitespaces in output template.
4201 2010-03-09 Jie Zhang <jie@codesourcery.com>
4203 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
4206 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4208 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
4209 builtins.exp in a separate job.
4211 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4213 * graphite-sese-to-poly.c (add_param_constraints): Use
4214 lower_bound_in_type and upper_bound_in_type.
4216 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4218 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
4219 instead of unsigned_type_node.
4221 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4222 Reza Yazdani <reza.yazdani@amd.com>
4225 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
4226 on pointer type parameters.
4228 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4232 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
4233 handle conversions from pointer to integers.
4234 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
4235 induction variable, to be able to work with code generated by CLooG.
4236 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
4237 (build_poly_scop): Bail out if we cannot codegen a loop.
4239 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4241 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
4242 code generation with gloog_error.
4244 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4246 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
4247 Call fold_convert on all the returned values.
4248 (expand_scalar_variables_expr): Pass to
4249 expand_scalar_variables_ssa_name the type of the resulting expression.
4251 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4253 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
4254 ppl_min_for_le_pointset.
4255 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
4256 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
4258 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4260 * graphite-dependences.c (map_into_dep_poly): Removed.
4261 (dependence_polyhedron_1): Use combine_context_id_scat.
4263 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4265 * graphite-poly.h (struct poly_scattering): Add layout documentation.
4266 (struct poly_bb): Same.
4267 (combine_context_id_scat): New.
4269 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4272 * sese.c (name_defined_in_loop_p): Return false for default
4275 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4277 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
4278 and clean up the logic.
4280 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4282 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
4285 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4287 * var-tracking.c (remove_cselib_value_chains): Define only for
4289 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
4290 delete_slot_part, emit_notes_for_differences_1): Don't call
4291 remove_cselib_value_chains here.
4292 (set_slot_part, emit_notes_for_differences_2): Don't call
4293 add_cselib_value_chains here.
4294 (preserved_values): New vector.
4295 (preserve_value): New function.
4296 (add_uses, add_stores, vt_add_function_parameters): Use it
4297 instead of cselib_preserve_value.
4298 (changed_values_stack): New vector.
4299 (check_changed_vars_0): New function.
4300 (check_changed_vars_1, check_changed_vars_2): Use it.
4301 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
4302 changed_values_stack VALUEs.
4303 (vt_emit_notes): For all preserved_values call
4304 add_cselib_value_chains. If ENABLE_CHECKING call
4305 remove_cselib_value_chains before verifying value_chains is empty.
4306 Initialize and free changed_values_stack.
4307 (vt_initialize): Initialize preserved_values.
4308 (vt_finalize): Free preserved_values.
4310 2010-03-08 Richard Guenther <rguenther@suse.de>
4312 PR tree-optimization/43269
4313 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
4316 2010-03-08 Martin Jambor <mjambor@suse.cz>
4318 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
4319 (ipa_is_param_called): Removed.
4320 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
4321 (ipa_print_node_params): Do not print the called flag.
4322 (ipa_write_node_info): Do not stream the called flag.
4323 (ipa_read_node_info): Likewise.
4325 2010-03-07 Jakub Jelinek <jakub@redhat.com>
4328 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
4329 * cselib.c (struct expand_value_data): Add dummy field.
4330 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
4332 (cselib_dummy_expand_value_rtx_cb): New function.
4333 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
4335 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
4336 * var-tracking.c: Include pointer-set.h.
4337 (variable): Change n_var_parts to char from int. Add
4338 cur_loc_changed and in_changed_variables fields.
4339 (variable_canonicalize): Remove.
4340 (shared_var_p): New inline function.
4341 (unshare_variable): Maintain cur_loc_changed and
4342 in_changed_variables fields. If var was in changed_variables,
4343 replace it there with new_var. Just copy cur_loc instead of
4344 resetting it to something else.
4345 (variable_union): Don't recompute cur_loc. Use shared_var_p.
4346 (dataflow_set_union): Don't call variable_canonicalize.
4347 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
4348 of their DEBUG_EXPR_TREE_DECLs.
4349 (canonicalize_loc_order_check): Verify that cur_loc is NULL
4350 and in_changed_variables and cur_loc_changed is false.
4351 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
4352 and cur_loc_changed. Don't update cur_loc here.
4353 (variable_merge_over_src): Don't call variable_canonicalize.
4354 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
4355 removing loc that is equal to cur_loc, clear cur_loc,
4356 set cur_loc_changed and ensure variable_was_changed is called.
4357 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
4358 compare pointers in cur_loc check, if it is equal to loc,
4359 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
4360 (variable_different_p): Remove compare_current_location argument,
4361 don't compare cur_loc.
4362 (dataflow_set_different_1): Adjust variable_different_p caller.
4363 (variable_was_changed): If dv had some var in changed_variables
4364 already, reset in_changed_variables flag for it and propagate
4365 cur_loc_changed over to the new variable. On empty var
4366 always set cur_loc_changed. Set in_changed_variables on whatever
4367 var is added to changed_variables.
4368 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
4369 Use shared_var_p. When removing loc that is equal to cur_loc,
4370 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
4371 end, don't set it to something else, just call variable_was_changed.
4372 (delete_slot_part): Use shared_var_p. When cur_loc equals to
4373 loc being removed, clear cur_loc and set cur_loc_changed.
4374 Set cur_loc_changed if all locations have been removed.
4375 (struct expand_loc_callback_data): New type.
4376 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
4377 allocated. Always create SUBREGs if simplify_subreg failed.
4378 Prefer to use cur_loc, when that fails and still in
4379 changed_variables (and seen first time) recompute it. Set
4380 cur_loc_changed of variables which had to change cur_loc and
4381 compute elcd->cur_loc_changed if any of the subexpressions used
4382 had to change cur_loc.
4383 (vt_expand_loc): Adjust to pass arguments in
4384 expand_loc_callback_data structure.
4385 (vt_expand_loc_dummy): New function.
4386 (emitted_notes): New variable.
4387 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
4388 that weren't used for any other decl in current
4389 emit_notes_for_changes call call vt_expand_loc_dummy to update
4390 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
4391 first loc_chain location if NULL before. Always use just
4392 cur_loc instead of first loc_chain location. When cur_loc_changed
4393 is false, when not --enable-checking=rtl just don't emit any note.
4394 When rtl checking, compute the note and assert it is the same
4395 as previous note. Clear cur_loc_changed and in_changed_variables
4396 at the end before removing from changed_variables.
4397 (check_changed_vars_3): New function.
4398 (emit_notes_for_changes): Traverse changed_vars to call
4399 check_changed_vars_3 on each changed var.
4400 (emit_notes_for_differences_1): Clear cur_loc_changed and
4401 in_changed_variables. Recompute cur_loc of new_var.
4402 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
4403 (vt_emit_notes): Initialize and destroy emitted_notes.
4405 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
4407 PR rtl-optimization/42220
4408 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
4409 Use verify_reg_tracked to determine if we should use OP_OUT rather
4411 (build_def_use): If we see an in-out operand for a register that we
4412 know nothing about, treat is an output if possible, fail the block if
4415 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4418 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
4421 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4424 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
4425 uses of relevant DEFs that are dead outside the loop too.
4427 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4429 * var-tracking.c (dataflow_set_merge): Swap src and src2.
4431 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4433 * var-tracking.c (values_to_unmark): New variable.
4434 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4435 values_to_unmark vector. Moved body to...
4436 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4437 instead queue it into values_to_unmark vector.
4438 (vt_find_locations): Free values_to_unmark vector.
4440 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
4442 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
4443 (site.exp): Export them when plugins are enabled.
4445 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
4448 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
4450 (chrec_fold_multiply): Same.
4452 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4455 * c-decl.c (build_compound_literal): Return early if init is
4458 2010-03-04 Martin Jambor <mjambor@suse.cz>
4460 PR tree-optimization/43164
4461 PR tree-optimization/43191
4462 * tree-sra.c (type_consists_of_records_p): Reject records with
4463 zero-size bit-fields at the end.
4465 2010-03-04 Mike Stump <mikestump@comcast.net>
4467 * Makefile.in (TAGS): Remove *.y.
4469 2010-03-04 Richard Guenther <rguenther@suse.de>
4471 PR tree-optimization/40761
4472 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
4474 (my_rev_post_order_compute): New function.
4475 (init_pre): Call it.
4477 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
4480 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
4481 decrease the cost of an IV candidate when the cost is infinite.
4483 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4485 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
4486 Use '3DNow!' for the extension of that name, ensure normal space
4488 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4490 2010-03-03 Jeff Law <law@redhat.com>
4492 * PR middle-end/32693
4493 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
4494 than gen_rtx_SUBREG.
4495 (extract_bit_field_1): Likewise.
4497 2010-03-03 Janis Johnson <janis187@us.ibm.com>
4499 * doc/sourcebuild.texi (Test directives): Document that arguments
4500 include-opts and exclude-opts are now optional for dg-skip-if,
4501 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
4503 2010-03-03 Jason Merrill <jason@redhat.com>
4506 * cgraph.h (varpool_node): Add extra_name field.
4507 * varpool.c (varpool_extra_name_alias): New.
4508 (varpool_assemble_decl): Emit extra name aliases.
4509 (varpool_mark_needed_node): Look past an extra name alias.
4510 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
4511 * lto-streamer-in.c (lto_input_tree): Read it.
4512 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4514 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4516 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4517 (sparc*-*-solaris2*): ...this.
4519 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4522 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4523 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4524 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4525 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4528 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4529 fallthrough to default handling, just with want_address 0 instead of 2.
4530 For single element lists, add_AT_loc directly, otherwise create an
4531 artificial variable DIE and stick location list to it.
4534 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
4535 (VAL_EXPR_HAS_REVERSE): Define.
4536 (reverse_op): New function.
4537 (add_stores): For reversible operations add an extra MO_VAL_USE.
4539 2010-03-02 Jason Merrill <jason@redhat.com>
4541 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
4543 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
4545 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4546 (sparc64-*-linux*): Likewise.
4547 (sparc64-*-solaris2*): Include assembler files before linker ones.
4548 (sparc-*-solaris2*): Simplify and reorder to match previous case.
4549 * config/sparc/gas.h: Delete.
4550 * config/sparc/sol2-64.h: Add copyright notice.
4551 * config/sparc/sol2-gas-bi.h: Likewise.
4552 * config/sparc/sol2-gld.h: Likewise.
4553 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
4554 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
4555 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
4556 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
4557 (sparc_elf_asm_named_section): Rename into...
4558 (sparc_solaris_elf_asm_named_section): ...this. Always define.
4560 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
4562 * config/alpha/alpha.c (override_options): Fix -mtune error message.
4564 2010-03-02 Jeff Law <law@redhat.com>
4567 * reload1.c (rtx_p, substitute_stack): Declare.
4568 (substitute): Record addresses of changed rtxs.
4569 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
4570 Restore the original rtx when complete.
4571 (reload): Free subsitute_stack when complete.
4573 2010-03-02 Janis Johnson <janis187@us.ibm.com>
4575 * doc/gccint.texi (menu): Add Testsuites as a chapter.
4576 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4578 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4579 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4580 Torture Tests): Change from subsection to section.
4582 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4583 Steven Bosscher <steven@gcc.gnu.org>
4585 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4588 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4591 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4592 the assignment from the new induction variable to the assignment
4593 of the value from the original loop PHI function.
4595 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4596 Daniel Jacobowitz <dan@codesourcery.com>
4598 * doc/sourcebuild.texi (Test directives): Clarify options to
4601 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4603 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4604 Disable cfi directives unless GCC and gas agree on using read-only
4605 .eh_frame sections for 64-bit.
4606 * configure: Regenerate.
4608 2010-03-01 Richard Guenther <rguenther@suse.de>
4610 PR tree-optimization/43220
4611 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4612 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4614 2010-03-01 Richard Guenther <rguenther@suse.de>
4615 Martin Jambor <mjambor@suse.cz>
4618 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4619 gimplified parameters.
4621 2010-03-01 Christian Bruel <christian.bruel@st.com>
4623 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4625 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4627 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4629 2010-03-01 Richard Guenther <rguenther@suse.de>
4632 * expr.c (expand_assignment): Use the alias-oracle to tell
4633 if the rhs aliases the result decl.
4635 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4638 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4639 to sol_gt_pch_get_address.
4640 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4641 64-bit, SPARC and x86.
4642 (sol_gt_pch_get_address): New function.
4644 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4646 * toplev.h (inform_n, error_n): Declare.
4647 * diagnostic.c (inform_n, error_n): New function.
4649 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4651 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4652 has no rtl yet when processing local_decls, queue it and recheck
4653 if deferred stack allocation hasn't assigned it rtl.
4655 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4657 * config/sh/sh.c (unspec_bbr_uid): New.
4658 (gen_block_redirect): Use it instead of INSN_UID.
4659 (gen_far_branch): Likewise.
4661 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4663 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4664 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4666 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4668 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4669 (Warning Options): -Wno-conversion-null is valid for
4670 Objective-C++ as well.
4671 * doc/tm.texi (Named Address Spaces): Likewise.
4672 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4673 * doc/tree-ssa.texi (Tree SSA): Likewise.
4675 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4678 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4679 by default. Don't set the default arch for
4680 i[34567]86-*-darwin*|x86_64-*-darwin*.
4682 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4685 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4686 default. Set the default 32bit/64bit archs with $with_arch
4687 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4689 2010-02-27 Richard Guenther <rguenther@suse.de>
4691 PR tree-optimization/43186
4692 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4693 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4694 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4695 unroller iterations.
4697 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4699 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4700 required and i[34567]86-*-* targets don't support 64bit ISA.
4702 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4705 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4708 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4710 * config.gcc: Set the default arch at least to Prescott for
4711 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4712 if SSE math is enabled.
4714 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4716 * diagnostic.c (diagnostic_initialize): Update.
4717 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4719 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4720 (diagnostic_inhibit_notes): New.
4721 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4723 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4726 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4727 * doc/standards.texi: Likewise.
4728 * doc/extend.texi: Likewise.
4729 * doc/trouble.texi: Likewise.
4730 * doc/cppopts.texi: Likewise.
4731 * doc/install.texi: Likewise.
4732 * c.opt (std=c90,std=gnu90): New options.
4733 * c-opts.c (c_common_handle_option): Handle them.
4735 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4738 * c-decl.c (undeclared_variable): Use an informative note.
4740 2010-02-26 Richard Guenther <rguenther@suse.de>
4742 PR tree-optimization/43186
4743 * gimple.h (gimple_fold): Remove.
4744 * gimple.c (gimple_fold): Remove. Inline into single user ...
4745 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4746 Try harder for conditions.
4748 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4751 * function.c (used_types_insert): Don't skip through named pointer
4752 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4753 and it is different from the main variant's type.
4755 2010-02-26 Nick Clifton <nickc@redhat.com>
4757 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4759 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4761 * config.gcc: Support --with-fpmath=sse for x86.
4763 * config/i386/ssemath.h: New.
4765 * doc/install.texi (--with-fpmath=sse): Documented.
4767 2010-02-26 Richard Guenther <rguenther@suse.de>
4769 PR tree-optimization/43188
4770 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4771 vector types of over-aligned element type.
4773 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4776 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4777 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4779 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4781 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4783 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4785 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4786 * var-tracking.c: Include diagnostic.h.
4787 (debug_dv): New function.
4788 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4791 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4792 (add_value_chain, add_value_chains, remove_value_chain,
4793 remove_value_chains): Handle DEBUG_EXPRs.
4794 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4797 * regcprop.c (struct queued_debug_insn_change): New type.
4798 (struct value_data_entry): Add debug_insn_changes field.
4799 (struct value_data): Add n_debug_insn_changes field.
4800 (debug_insn_changes_pool): New variable.
4801 (free_debug_insn_changes, apply_debug_insn_changes,
4802 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4803 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4804 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4806 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4808 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4809 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4810 changes, call cprop_find_used_regs via note_stores.
4811 (copyprop_hardreg_forward): When copying vd from predecessor
4812 which has any queued DEBUG_INSN changes, make sure the pointers are
4813 cleared. At the end call df_analyze and then if there are any
4814 DEBUG_INSN changes queued at the end of some basic block for still
4815 live registers, apply them.
4816 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
4818 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
4820 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
4823 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
4825 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
4826 targets. Set the default with_cpu/with_arch from arch/cpu.
4827 Allow x86-64 and native for with_cpu/with_arch.
4829 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
4831 * ebitmap.c: Change calls to verify_popcount with calls to
4832 sbitmap_verify_popcount.
4833 (ebitmap_clear_bit): Fixed map->cacheindex test and
4834 map>cache update when bit clearing results in an empty
4837 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4840 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
4841 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
4842 and support both V2DF and V2DI modes.
4843 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
4844 support both V2DF and V2DI modes.
4845 (general): Delete trailing whitespace from a few patterns.
4847 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4848 V2DF/V2DI interleave high/low builtins.
4850 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
4853 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
4854 interleave high/low functions.
4856 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
4858 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
4859 #pragma extern_prefix.
4861 2010-02-25 Jakub Jelinek <jakub@redhat.com>
4864 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
4865 BLKmode, assert op0 is a MEM and just adjust its mode.
4868 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
4869 if bitpos isn't multiple of mode's bitsize.
4871 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4873 * c.opt (-ftemplate-depth=): New.
4874 (-ftemplate-depth-): Deprecate.
4875 * optc-gen.awk: Handle -ftemplate-depth=.
4876 * opth-gen.awk: Likewise.
4877 * c-opts.c (c_common_handle_option): Likewise.
4878 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
4880 2010-02-24 Jason Merrill <jason@redhat.com>
4882 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
4884 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4886 * cfg.c (alloc_aux_for_block): Remove inline.
4887 (alloc_aux_for_edge): Likewise.
4889 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4891 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
4893 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4895 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
4896 * config/i386/sol2-gas.h: New file.
4897 * config.gcc (i[34567]86-*-solaris2*): Use it.
4899 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4902 * c-typeck.c (ep_convert_and_check): New.
4903 (build_conditional_expr): Use it.
4904 (build_binary_op): Likewise.
4906 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4908 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
4911 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
4912 bounds even for -O+.
4913 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
4914 expr needs to have DECL_NAME set.
4916 2010-02-24 Nick Clifton <nickc@redhat.com>
4918 * config/mep/mep.c: Include gimple.h.
4919 (mep_function_uses_sp): Delete unused function.
4920 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
4921 parameters. Use unsigned integers to count args. Return a
4922 NULL_RTX instead of an error_mark_node. Toidy up formatting.
4924 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4927 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
4928 greater or equal to nelt instead of 2 * nelt.
4929 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
4932 2010-02-23 Jason Merrill <jason@redhat.com>
4935 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
4936 in cfun->local_decls even if they have register types.
4939 * stor-layout.c (place_field): Don't warn about unnecessary
4940 DECL_PACKED if the type is packed.
4942 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4945 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4946 GOTOFF relocs, even when the base reg isn't pic pointer.
4948 2010-02-23 Michael Matz <matz@suse.de>
4951 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4952 (expand_gimple_basic_block): Generate and use debug temps if there
4953 are debug uses left after the last real use of TERed ssa names.
4954 Unlink debug immediate uses when they are expanded.
4956 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4959 * config/i386/i386.c (override_options): Reorganise to provide
4960 better error messages.
4962 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4965 * graphite-scop-detection.c (create_single_exit_edge): Move
4966 the call to find_single_exit_edge to....
4967 (create_sese_edges): ...here. Don't handle multiple edges
4968 exiting the function.
4969 (build_graphite_scops): Don't handle multiple edges
4970 exiting the function.
4972 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4975 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
4976 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
4978 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4981 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
4983 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4986 * c-typeck.c (convert_arguments): Print declaration location.
4987 * c-common.c (validate_nargs): Rename as
4988 builtin_function_validate_nargs.
4989 (check_builtin_function_arguments): Update.
4991 2010-02-22 Richard Guenther <rguenther@suse.de>
4994 * tree-inline.c (declare_return_variable): Use the type of
4995 the call stmt lhs if available.
4997 2010-02-22 Duncan Sands <baldrick@free.fr>
4999 * passes.c (register_pass): Always consider all pass lists when
5000 ref_pass_instance_number is zero.
5002 2010-02-22 Richard Guenther <rguenther@suse.de>
5004 PR tree-optimization/42749
5005 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
5006 parameter. Do arithmetic in the original type.
5007 (update_accumulator_with_ops): Likewise.
5008 (adjust_accumulator_values): Adjust.
5010 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5012 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
5013 (QI to BLKmode splitter): New splitter.
5015 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
5017 * config/i386/i386.c (initial_ix86_tune_features): Turn on
5018 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
5020 2010-02-22 Richard Guenther <rguenther@suse.de>
5022 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
5024 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
5026 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
5027 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
5028 ($(T)crti.o, $(T)crtn.o): Remove rules.
5030 2010-02-21 Tobias Burnus <burnus@net-b.de>
5033 * doc/invoke.texi (-fassociative-math): Document that this
5034 option is automatically enabled for Fortran.
5036 2010-02-20 David S. Miller <davem@davemloft.net>
5038 * configure.ac: Test if linker and assembler properly support
5039 GOTDATA_OP relocations.
5040 * configure: Rebuild.
5041 * config.in: Likewise.
5042 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
5043 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
5044 (movsi_high_pic): Likewise.
5045 (movdi_lo_sum_pic): Likewise.
5046 (movdi_high_pic): Likewise.
5047 (movsi_pic_gotdata_op): New pattern.
5048 (movdi_pic_gotdata_op): Likewise.
5049 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
5050 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
5052 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
5055 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
5056 attribute to ssemul.
5057 (xop_mulv2div2di3_high): Ditto.
5059 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5062 * c.opt (Wconversion-null): New option.
5063 * doc/invoke.texi (Wconversion-null): Document.
5065 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5067 * common.opt (Wlarger-than-): Add Undocumented.
5069 2010-02-19 Mike Stump <mikestump@comcast.net>
5071 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
5073 2010-02-19 Jason Merrill <jason@redhat.com>
5076 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
5077 * configure: Likewise.
5079 2010-02-20 Alan Modra <amodra@gmail.com>
5082 * cgraph.h (cgraph_make_decl_local): Declare.
5083 * cgraph.c (cgraph_make_decl_local): New function.
5084 (cgraph_make_node_local): Use it.
5085 * cgraphunit.c (cgraph_function_versioning): Likewise.
5086 * ipa.c (function_and_variable_visibility): Likewise.
5088 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5091 * except.c (sjlj_emit_function_enter): Don't call
5092 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
5094 * rtl.h (add_reg_br_prob_note): Remove prototype.
5096 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5099 * c-common.c (conversion_warning): Remove widening conversions
5100 before checking the conversion of integers to reals.
5102 2010-02-19 Mike Stump <mikestump@comcast.net>
5105 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
5108 * cgraphunit.c (process_function_and_variable_attributes): Check
5109 DECL_PRESERVE_P instead of looking up attribute "used".
5110 * ipa-pure-const.c (check_decl): Likewise.
5111 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
5112 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
5113 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
5114 instead of attribute "used".
5115 * config/sol2-c.c (solaris_pragma_init): Likewise.
5116 (solaris_pragma_fini): Likewise.
5118 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5120 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
5121 Use XCNEW instead of xcalloc.
5122 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
5123 XNEW instead of xmalloc.
5124 (get_fields): Use XNEWVEC instead of xmalloc.
5127 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
5128 populate vars array.
5129 (create_new_general_access): For debug stmts just reset value.
5130 (get_stmt_accesses): For accesses within debug stmts just record them
5131 using add_access_to_acc_sites instead of preventing the peeling or
5132 counting them as accesses.
5135 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
5137 2010-02-19 Richard Guenther <rguenther@suse.de>
5139 PR tree-optimization/42916
5140 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
5143 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
5145 * configure.ac: Replace all uses of changequote in macro arguments
5146 with proper quoting.
5148 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5151 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
5153 2010-02-19 Richard Guenther <rguenther@suse.de>
5155 PR tree-optimization/42944
5156 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
5157 test for aliasing with errno.
5159 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5162 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
5163 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
5164 * dojump.c: Include output.h.
5165 (inv): New inline function.
5166 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
5167 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
5168 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
5169 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
5170 argument, pass it down to other calls.
5171 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
5172 add REG_BR_PROB note to the conditional jump.
5173 * cfgexpand.c (add_reg_br_prob_note): Removed.
5174 (expand_gimple_cond): Don't call it, add the probability
5175 as last argument to jumpif_1/jumpifnot_1.
5176 * Makefile.in (dojump.o): Depend on output.h.
5177 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
5179 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
5180 * stmt.c (do_jump_if_equal): Likewise.
5181 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
5182 * loop-unswitch.c (compare_and_jump_seq): Likewise.
5183 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
5185 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
5186 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
5187 jumpifnot_1 callers.
5188 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
5190 (store_expr): Adjust jumpifnot caller.
5191 (store_constructor): Adjust jumpif caller.
5194 * gimplify.c (gimple_boolify): For __builtin_expect call
5195 gimple_boolify also on its first argument.
5197 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
5199 * configure.ac (gnu-unique-object): Wrap regexps using [] in
5201 (__stack_chk_fail): Ditto. Remove quadrigraphs.
5202 * configure: Regenerated.
5204 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5206 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
5207 lang_hooks.types_compatible_p instead of comptypes.
5209 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
5211 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
5212 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
5213 if __prefer_thumb__ is defined.
5215 2010-02-18 Martin Jambor <mjambor@suse.cz>
5217 PR tree-optimization/43066
5218 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
5219 array with zero-sized element type.
5221 2010-02-18 Jakub Jelinek <jakub@redhat.com>
5223 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
5224 rtx, allocate struct var_loc_node here and return it to the
5225 caller, and only if it is actually needed.
5226 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
5227 move it earlier and return immediately if it returns NULL.
5229 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
5231 * config/sparc/gas.h: New file. Restore
5232 TARGET_ASM_NAMED_SECTION to its ELF default.
5233 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
5235 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5236 Likewise. Add ATTRIBUTE_UNUSED to prototype.
5237 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
5238 after sparc/sysv4.h.
5240 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
5242 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
5244 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
5246 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
5247 patterns from predicated pattern.
5249 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
5252 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
5253 for insn mnemonic suffix.
5255 2010-02-17 Richard Guenther <rguenther@suse.de>
5257 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
5260 2010-02-17 Jakub Jelinek <jakub@redhat.com>
5263 * caller-save.c (save_call_clobbered_regs): If BB ends with
5264 a DEBUG_INSN, move any notes in between last real insn and the last
5265 DEBUG_INSN after the last DEBUG_INSN.
5267 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
5269 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
5270 Fix return type. Fix argument type. Explain meaning of return value.
5272 2010-02-16 Richard Guenther <rguenther@suse.de>
5274 PR tree-optimization/41043
5275 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
5276 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
5278 (vrp_visit_phi_node): ... but only for loop PHI nodes.
5280 2010-02-16 Ira Rosen <irar@il.ibm.com>
5282 PR tree-optimization/43074
5283 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
5284 * tree-vect-loop.c (vect_analyze_loop_operations): Add
5285 vectorizable cycles in hybrid SLP check.
5286 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
5288 2010-02-16 Richard Guenther <rguenther@suse.de>
5290 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
5291 (true_dependence): If memrefs_conflict_p computes must-alias
5292 trust it. Move TBAA check after offset-based disambiguation.
5293 (canon_true_dependence): Likewise.
5295 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
5297 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
5298 * doc/invoke.texi: Document it.
5299 * var-tracking.c: Include toplev.h and params.h.
5300 (vt_find_locations): Return bool indicating success. Compute
5301 hash sizes unconditionally. Check new parameter, report.
5302 (variable_tracking_main_1): Check vt_find_locations results and
5303 retry. Renamed from...
5304 (variable_tracking_main): ... this. New wrapper to preserve
5305 flag_var_tracking_assignments.
5306 * Makefile.in (var-tracking.o): Adjust dependencies.
5308 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
5309 Jakub Jelinek <jakub@redhat.com>
5312 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
5313 if weak_import attribute is present.
5314 * config/darwin.c (machopic_select_section): Likewise.
5316 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
5318 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
5319 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
5320 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
5321 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
5323 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
5326 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5329 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
5330 Rewrite text to refer to the names.
5332 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
5334 * config/i386/i386-builtin-types.def
5335 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
5336 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
5337 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
5338 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
5339 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
5340 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
5341 IX86_BUILTIN_VPERMIL2PS256.
5342 (MULTI_ARG_4_DF2_DI_I): Defined.
5343 (MULTI_ARG_4_DF2_DI_I1): Defined.
5344 (MULTI_ARG_4_SF2_SI_I): Defined.
5345 (MULTI_ARG_4_SF2_SI_I1): Defined.
5346 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
5347 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
5348 __builtin_ia32_vpermil2ps256.
5349 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5350 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5351 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
5352 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5353 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5354 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
5355 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
5356 CODE_FOR_xop_vpermil2v8sf3.
5357 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
5358 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
5359 * config/i386/xopintrin.h (_mm_permute2_pd): New.
5360 (_mm256_permute2_pd): New.
5361 (_mm_permute2_ps): New.
5362 (_mm256_permute2_ps): New.
5364 2010-02-15 Nick Clifton <nickc@redhat.com>
5366 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
5367 boolean parameters. Use emit_jump_insn when emitting a pop
5368 instruction containing a return insn.
5369 (push): Use 'true' rather than '1' as second parameter to F.
5370 (h8300_expand_prologue): Likewise.
5371 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
5372 (h8300_expand_epilogue): Likewise.
5374 2010-02-15 Richard Guenther <rguenther@suse.de>
5377 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
5380 2010-02-15 Nick Clifton <nickc@redhat.com>
5382 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
5385 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
5387 * intl.c (fake_ngettext): New function.
5388 * intl.h (fake_ngettext): Declare.
5389 (ngettext): Define macro.
5390 * collect2.c (notice_translated): New function.
5391 (main): Use notice_translated and ngettext.
5392 * collect2.h (notice_translated): Declare.
5394 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
5396 * reorg.c (delete_computation): Comment fixes.
5397 * caller-save.c (setup_save_areas): Idem.
5398 * sel-sched-dump.c (dump_lv_set): Idem.
5401 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5403 * config/s390/s390.c (s390_sched_init): New function.
5404 (TARGET_SCHED_INIT): Target hook defined.
5406 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
5407 Jack Howarth <howarth@bromo.med.uc.edu>
5408 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5411 Partial revert of unintended change in fix for PR41605.
5412 * config/darwin.h: Fix typo.
5413 * config/darwin9.h: Same.
5415 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5417 * c-pch.c (pch_init): Clear v.
5419 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5422 * graphite-scop-detection.c (graphite_can_represent_scev): Call
5423 graphite_can_represent_init for MULT_EXPR.
5425 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5429 * graphite-sese-to-poly.c (remove_phi): New.
5430 (translate_scalar_reduction_to_array): Call remove_phi.
5432 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5435 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
5436 * graphite-clast-to-gimple.h (gloog): Update declaration.
5437 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
5438 * graphite-poly.h (struct poly_bb): Add missing comments.
5439 (struct scop): Add poly_scop_p field.
5441 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
5442 * graphite.c (graphite_transform_loops): Build the polyhedral
5443 representation for each scop before code generation.
5444 * sese.c (rename_variables_in_operand): Removed.
5445 (rename_variables_in_expr): Return the renamed expression.
5446 (rename_sese_parameters): New.
5447 * sese.h (rename_sese_parameters): Declared.
5449 2010-02-11 Richard Guenther <rguenther@suse.de>
5451 PR tree-optimization/42998
5452 * tree-ssa-pre.c (create_expression_by_pieces): Treat
5453 POINTER_PLUS_EXPR properly.
5455 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5456 Changpeng Fang <changpeng.fang@amd.com>
5459 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
5460 the cost of an IV candidate when the IV is used in a test against zero.
5462 * gcc.dg/tree-ssa/ivopts-3.c: New.
5464 2010-02-11 Richard Guenther <rguenther@suse.de>
5467 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
5468 pointer-vs-decl case by swapping refs. Handle some cases
5469 of pointer-vs-decl disambiguations more conservatively.
5470 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
5471 to false after expanding.
5473 2010-02-11 Richard Guenther <rguenther@suse.de>
5476 * gcc.c (process_command): Handle LTO file@offset case more
5479 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5481 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
5482 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
5484 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
5486 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
5487 if MEM's mode size isn't DWARF2_ADDR_SIZE.
5488 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
5489 Optimize eq/ne comparisons when both arguments are known to be
5491 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
5492 Don't mask operands unnecessarily if they are known to be already
5495 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
5497 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
5500 2010-02-10 Richard Guenther <rguenther@suse.de>
5502 PR tree-optimization/43017
5503 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
5504 for wrapping signed arithmetic.
5506 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5509 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
5510 if no debug info should be emitted for it.
5512 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5514 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5515 note when flag_exceptions is set.
5517 2010-02-10 Duncan Sands <baldrick@free.fr>
5519 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5521 2010-02-10 Richard Guenther <rguenther@suse.de>
5524 * tree.c (get_unwidened): Handle constants.
5525 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5527 2010-02-10 Martin Jambor <mjambor@suse.cz>
5530 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
5531 check for variable argument counts independently.
5533 2010-02-10 Christian Bruel <christian.bruel@st.com>
5536 * config/sh/sh.c (find_barrier): Increase length for non delayed
5537 conditional branches.
5539 2010-02-10 Christian Bruel <christian.bruel@st.com>
5541 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
5543 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5545 * builtins.c (set_builtin_user_assembler_name): Also handle
5546 ffs if int is smaller than word.
5548 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
5551 * ira-conflicts.c (get_dup): Remove.
5552 (process_reg_shuffles): Add new parameter. Use it as an
5553 additional guard for copy generation.
5554 (add_insn_allocno_copies): Rewrite.
5556 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
5558 * common.opt (fsched2-use-traces): Preserved for backward
5560 * doc/invoke.texi: Remove the documentation about option
5561 -fsched2-use-traces.
5562 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
5563 flag_sched2_use_traces.
5564 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
5565 the backward compatibility flag section.
5567 2010-02-09 Richard Guenther <rguenther@suse.de>
5569 PR tree-optimization/43008
5570 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
5571 make HEAP variables initialized from global memory if they
5572 are not known builtin functions.
5573 (find_func_aliases): Adjust.
5575 2010-02-09 Richard Guenther <rguenther@suse.de>
5577 PR tree-optimization/43000
5578 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5579 arithmetic manually.
5581 2010-02-08 Jakub Jelinek <jakub@redhat.com>
5583 PR tree-optimization/42931
5584 * tree-loop-linear.c (try_interchange_loops): Don't call
5585 double_int_mul if estimated_loop_iterations failed.
5587 2010-02-08 Martin Jambor <mjambor@suse.cz>
5590 * tree-sra.c (build_accesses_from_assign): Do not mark in
5591 should_scalarize_away_bitmap if stmt has volatile ops.
5592 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5595 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5597 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5599 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5601 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5604 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5607 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5609 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5612 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5613 to unknown_dependence.
5614 (graphite_legal_transform_dr): Handle the unknown_dependence.
5615 (graphite_carried_dependence_level_k): Same.
5617 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5619 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5621 2010-02-07 Richard Guenther <rguenther@suse.de>
5624 * expr.c (get_inner_reference): Always initialize *pbitsize.
5626 2010-02-07 Richard Guenther <rguenther@suse.de>
5629 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5630 new ARRAY_REFs on variable size element or minimal index arrays.
5632 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5633 gimple_fold_indirect_ref.
5635 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5638 * arm.c (arm_override_options): Just return if the user has specified
5639 an invalid fpu name.
5641 2010-02-03 Jason Merrill <jason@redhat.com>
5644 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5645 i386_pe_maybe_record_exported_symbol.
5647 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5650 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5651 (pa_delegitimize_address): New function.
5653 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5655 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5656 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5658 2010-02-05 Richard Guenther <rguenther@suse.de>
5661 * lto-streamer-in.c (get_resolution): Deal with references
5662 to undefined functions.
5664 2010-02-05 Richard Guenther <rguenther@suse.de>
5666 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5667 (fold_const_aggregate_ref): Likewise.
5668 (ccp_fold_stmt): Substitute loads.
5669 (maybe_fold_reference): Verify types before substituting.
5671 (fold_gimple_assign): Unshare properly.
5672 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5674 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5676 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5677 for rs6000_gen_cell_microcode.
5679 2010-02-04 Richard Guenther <rguenther@suse.de>
5681 PR rtl-optimization/42952
5682 * dse.c (const_or_frame_p): Remove MEM handling.
5684 2010-02-04 Nick Clifton <nickc@redhat.com>
5686 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5687 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5688 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5689 (mn10300_asm_output_mi_thunk): New function.
5690 (mn10300_can_output_mu_thunk): New function.
5691 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5692 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5693 (FUNCTION_ARG): Delete incorrect comment.
5695 2010-02-03 Jason Merrill <jason@redhat.com>
5698 * fold-const.c (operand_equal_p): Handle erroneous types.
5700 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5702 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5704 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5706 PR rtl-optimization/42941
5707 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5710 2010-02-03 Jason Merrill <jason@redhat.com>
5713 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5715 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5718 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5719 (cselib_reset_table): Renamed from...
5720 (cselib_reset_table_with_next_value): ... this.
5721 (cselib_get_next_uid): Renamed from...
5722 (cselib_get_next_unknown_value): ... this.
5723 * cselib.c (next_uid): Renamed from...
5724 (next_unknown_value): ... this.
5725 (cselib_clear_table): Adjust.
5726 (cselib_reset_table): Adjust. Renamed from...
5727 (cselib_reset_table_with_next_value): ... this.
5728 (cselib_get_next_uid): Adjust. Renamed from...
5729 (cselib_get_next_unknown_value): ... this.
5730 (get_value_hash): Use hash.
5731 (cselib_hash_rtx): Likewise.
5732 (new_cselib_val): Adjust. Set and dump uid.
5733 (cselib_lookup_mem): Pass next_uid as hash.
5734 (cselib_subst_to_values): Likewise.
5735 (cselib_log_lookup): Dump uid.
5736 (cselib_lookup): Pass next_uid as hash. Adjust.
5737 (cselib_process_insn): Adjust.
5738 (cselib_init): Initialize next_uid.
5739 (cselib_finish): Adjust.
5740 (dump_cselib_table): Likewise.
5741 * dse.c (canon_address): Dump value uid.
5742 * print-rtl.c (print_rtx): Print value uid.
5743 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5745 (dv_uid): New function, sort of renamed from...
5746 (dv_htab_hash): ... this, reimplemented in terms of it and...
5747 (dv_uid2hash): ... this. New.
5748 (variable_htab_eq): Drop excess assertions.
5749 (tie_break_pointers): Removed.
5750 (canon_value_cmp): Compare uids.
5751 (variable_post_merge_New_vals): Print uids.
5752 (vt_add_function_parameters): Adjust.
5753 (vt_initialize): Reset table. Adjust.
5755 2010-02-03 Richard Guenther <rguenther@suse.de>
5757 PR tree-optimization/42944
5758 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5759 (call_may_clobber_ref_p_1): Likewise. Properly handle
5760 malloc and calloc clobbering errno.
5762 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5764 * doc/invoke.texi: Fix name of sched1 dump.
5766 * opts.c (decode_options): Set flag_tree_switch_conversion
5767 only conditionally on optimize >= 2.
5769 * gcse.c: Assorted comment fixes in pass description.
5771 2010-02-03 Anthony Green <green@moxielogic.com>
5773 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5774 nop padding in order to maintain alignment of storage location of
5775 target function address.
5776 (moxie_trampoline_init): Store target function address at newly
5778 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5780 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5782 2010-02-03 Richard Guenther <rguenther@suse.de>
5785 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5787 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5789 * config.gcc: Reenable check for obsolete targets.
5790 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5791 mips-sgi-irix6.[0-4]*.
5793 2010-02-02 Nick Clifton <nickc@redhat.com>
5795 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5796 constant size of 4 as being the same as 0.
5797 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5798 can take values in the range 0..4.
5800 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5803 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5804 as _darwin10_Unwind_FindEnclosingFunction().
5805 * libgcc-libsystem.ver: New.
5807 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5810 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5811 implicitly set registers.
5813 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
5815 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
5816 (arm_override_options): Allow automatic selection of the thread
5817 pointer register if thumb2.
5818 (legitimize_pic_address): Improve code sequences for Thumb2.
5819 (arm_call_tls_get_addr): Likewise.
5820 (legitimize_tls_address): Likewise.
5821 * arm.md (pic_load_addr_arm): Delete. Replace with ...
5822 (pic_load_addr_32bit): ... this. New named pattern.
5823 * thumb2.md (pic_load_addr_thumb2): Delete.
5824 (pic_load_dot_plus_four): Delete.
5825 (tls_load_dot_plus_four): New named pattern.
5827 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5830 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
5831 Document fix for TLS bug.
5833 2010-01-31 Richard Guenther <rguenther@suse.de>
5835 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
5836 conservatively correct.
5838 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5842 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5844 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5846 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5848 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
5850 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
5852 * config.gcc: Adjust order of makefile fragments for mingw targets.
5854 2010-01-31 Richard Guenther <rguenther@suse.de>
5857 * gimplify.c (gimplify_init_constructor): For volatile LHS
5858 initialize a temporary.
5860 2010-01-31 Matthias Klose <doko@ubuntu.com>
5862 * configure.ac: Fix __stack_chk_fail check for cross builds configured
5864 * configure: Regenerate.
5866 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
5868 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5869 the same alias set and their sizes different constantness.
5870 (aliasing_component_refs_p): Revert 2009-10-24 change.
5872 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5874 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
5877 2010-01-29 Richard Guenther <rguenther@suse.de>
5879 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
5880 Assert we successfully updated the call.
5882 2010-01-29 Jakub Jelinek <jakub@redhat.com>
5884 PR rtl-optimization/42889
5885 * df.h (df_set_bb_dirty_nonlr): New prototype.
5886 * df-core.c (df_set_bb_dirty_nonlr): New function.
5887 * df-scan.c (df_insn_rescan): Call it instead of
5888 df_set_bb_dirty for DEBUG_INSNs.
5890 2010-01-29 Richard Guenther <rguenther@suse.de>
5893 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
5894 quadratic behavior in most cases.
5896 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
5899 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
5900 in the call to gen_x86_movsicc_0_m1.
5902 2010-01-28 Richard Guenther <rguenther@suse.de>
5904 PR tree-optimization/42871
5905 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
5907 2010-01-28 Richard Guenther <rguenther@suse.de>
5909 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
5910 into call arguments.
5912 2010-01-28 Richard Guenther <rguenther@suse.de>
5915 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
5916 the forwarder if the destination is an EH landing pad.
5918 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
5920 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
5921 block list passed to gimple_duplicate_sese_tail.
5922 (parallelize_loops): Avoid parallelization when the function
5924 Avoid parallelization when the preheader is IRREDUCIBLE.
5925 Try to optimize when estimated_loop_iterations_int is unresolved.
5926 Add the loop's location to the dump file.
5927 * tree-cfg.c (add_phi_args_after_redirect): Remove.
5928 (gimple_duplicate_sese_tail): Remove the check for the latch.
5929 Redirect nexits to the exit block.
5930 Remove handling of the incoming edges to the latch.
5931 Redirect the backedge from the copied latch to the exit bb.
5933 2010-01-28 Michael Matz <matz@suse.de>
5936 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
5937 Wrap force_reg into a sequence, emit it before user.
5939 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
5941 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
5943 (arm_legacy_rev): Likewise.
5944 (thumb_legacy_rev): Likewise.
5946 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5948 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5949 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5950 on MEM's address failed, try avoid_constant_pool_reference and
5951 recurse if it returned something different.
5952 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5953 address, try avoid_constant_pool_reference and recurse if it
5954 returned something different.
5955 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
5956 address and avoid_constant_pool_reference returned something
5957 different, don't set have_address.
5959 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
5962 * var-tracking.c (val_store): Add modified argument, obey it.
5964 (count_uses): Move down logging of main.
5965 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
5966 don't need resolution.
5967 (emit_notes_in_bb): Likewise.
5969 2010-01-27 Richard Guenther <rguenther@suse.de>
5972 * tree-inline.c (remap_decl): Delay remapping of SSA name
5973 default definitions until we need them.
5975 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5977 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5978 (rs6000_delegitimize_address): New function.
5980 * config/s390/s390.c (s390_delegitimize_address): Call
5981 delegitimize_mem_from_attrs.
5984 * tree-inline.c (cannot_copy_type_1): Removed.
5985 (copy_forbidden): Don't forbid copying of functions containing
5986 records/unions with variable length fields.
5988 2010-01-27 Christian Bruel <christian.bruel@st.com>
5992 * config/sh/sh.c (find_barrier): Increase length for non delayed
5993 conditional branches.
5995 2010-01-27 Matthias Klose <doko@ubuntu.com>
5997 * configure.ac (gnu-unique-object): Fix ldd version check.
5998 * configure: Regenerate.
6000 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6002 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
6004 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
6005 Test for HAVE_GNU_AS value.
6007 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6009 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
6010 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
6011 INT64_TYPE): Define.
6012 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
6013 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6014 INT_LEAST64_TYPE): Define.
6015 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
6016 UINT_LEAST64_TYPE): Define.
6017 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
6018 INT_FAST64_TYPE): Define.
6019 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6020 UINT_FAST64_TYPE): Define.
6021 (INTMAX_TYPE, UINTMAX_TYPE): Define.
6022 (INTPTR_TYPE, UINTPTR_TYPE): Define.
6023 (SIG_ATOMIC_TYPE): Define.
6025 2010-01-26 Richard Guenther <rguenther@suse.de>
6027 * df-scan.c (df_scan_set_bb_info): Remove assert.
6028 (df_insn_rescan_debug_internal): Merge asserts.
6029 (df_install_ref): Likewise.
6030 (df_mark_reg): Use bitmap_set_range.
6031 (df_hard_reg_used_p): Remove assert.
6032 (df_hard_reg_used_count): Likewise.
6034 2010-01-26 Richard Guenther <rguenther@suse.de>
6036 PR rtl-optimization/42685
6037 * web.c (web_main): Ignore DEBUG_INSNs.
6039 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
6041 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
6043 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
6044 Fix types of fndecl and arglist parameters.
6046 2010-01-26 Richard Guenther <rguenther@suse.de>
6049 * tree-eh.c (unsplit_eh): Skip debug insns.
6051 2010-01-26 Richard Guenther <rguenther@suse.de>
6053 PR tree-optimization/42250
6054 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
6056 2010-01-26 Jakub Jelinek <jakub@redhat.com>
6059 * omp-low.c (expand_omp_sections): Only use single_pred if
6060 l2_bb is single_pred_p.
6062 2010-01-25 Christian Bruel <christian.bruel@st.com>
6065 * config/sh/sh.c (find_barrier): Increase length for non delayed
6066 conditional branches.
6067 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
6069 2010-01-24 David S. Miller <davem@davemloft.net>
6071 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
6072 define if not using GAS.
6073 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6074 Likewise. Delete SECTION_MERGE code, which is only applicable
6077 2010-01-24 Mark Mitchell <mark@codesourcery.com>
6080 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
6081 mangling of va_list in system headers.
6083 2010-01-23 Toon Moene <toon@moene.org>
6085 * tree-predcom.c (combine_chains): Return NULL, not false.
6087 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
6089 * tree-loop-distribution.c (distribute_loop): Fix declaration and
6090 initialization of variable res to agree with return type.
6092 2010-01-22 Steve Ellcey <sje@cup.hp.com>
6094 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
6095 * tree-sra.c: Add include of expr.h.
6097 2010-01-22 Jakub Jelinek <jakub@redhat.com>
6099 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
6100 insert the debug stmt on the single non-EH edge from the stmt.
6102 2010-01-22 Richard Henderson <rth@redhat.com>
6105 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
6106 the RHS until after generate_subtree_copies has insertted its
6107 code before the current statement.
6109 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
6111 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
6113 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
6115 2010-01-21 Martin Jambor <mjambor@suse.cz>
6117 PR tree-optimization/42585
6118 * tree-sra.c (struct access): New field grp_total_scalarization.
6119 (dump_access): Dump the new field.
6120 (should_scalarize_away_bitmap): New variable.
6121 (cannot_scalarize_away_bitmap): Likewise.
6122 (sra_initialize): Allocate new bitmaps.
6123 (sra_deinitialize): Free new bitmaps.
6124 (create_access_1): New function.
6125 (create_access): Parts moved to create_access_1.
6126 (type_consists_of_records_p): New function.
6127 (completely_scalarize_record): Likewise.
6128 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
6129 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
6130 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
6132 (analyze_all_variable_accesses): Completely scalarize small eligible
6135 2010-01-21 Martin Jambor <mjambor@suse.cz>
6137 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
6139 2010-01-21 Andrew Haley <aph@redhat.com>
6141 * gcc.c (process_command): Move lang_specific_driver before
6142 setting cc_libexec_prefix.
6144 2010-01-21 Richard Guenther <rguenther@suse.de>
6147 * fold-const.c (negate_expr_p): Pretend only negative
6148 real constants are easily negatable.
6150 2010-01-20 Janis Johnson <janis187@us.ibm.com>
6151 Jason Merrill <jason@redhat.com>
6153 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
6154 (TYPE_TRANSPARENT_AGGR): this, for union and record.
6155 * calls.c (initialize argument_information): Handle it.
6156 * c-common.c (handle_transparent_union_attribute): Use new name.
6157 * c-decl.c (finish_struct): Ditto.
6158 * c-typeck.c (type_lists_compatible_p): Ditto.
6159 (convert_for_assignment): Use new name and also handle record.
6160 * function.c (aggregate_value_p): Handle it.
6161 (pass_by_reference): Ditto.
6162 (assign_parm_data_types): Ditto.
6163 * print-tree.c (print_node): Ditto.
6164 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
6165 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
6166 * tree.c (first_field): New fn.
6168 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6171 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
6172 even when linking statically, for now.
6174 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6177 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
6178 without a cselib val.
6179 (count_uses): Accept MO_VAL_SET with no val on stores.
6180 (add_stores): Likewise.
6182 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6184 * var-tracking.c (check_value_val): Add a compile time assertion.
6185 (dv_is_decl_p): Simplify.
6186 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
6187 gcc_assert if ENABLE_CHECKING.
6189 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6192 * var-tracking.c: Include tree-flow.h.
6193 (mem_dies_at_call): New.
6194 (dataflow_set_preserve_mem_locs): Use it.
6195 (dataflow_set_remove_mem_locs): Likewise.
6196 (dump_var): Renamed from dump_variable. Adjust all callers.
6197 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
6198 * Makefile.in (var-tracking.o): Adjust deps.
6200 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
6202 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
6204 2010-01-20 Richard Guenther <rguenther@suse.de>
6206 PR tree-optimization/42717
6207 * tree-ssa-dce.c (get_live_post_dom): Remove.
6208 (forward_edge_to_pdom): Take an arbitrary edge to copy
6209 degenerate PHI args from.
6210 (remove_dead_stmt): Use the first post-dominator even if it
6211 does not contain live statements as redirection destination.
6213 2010-01-20 Richard Guenther <rguenther@suse.de>
6215 * tree-inline.c (estimate_num_insns): Handle EH builtins.
6217 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6219 * sel-sched.c (create_speculation_check): Remove set but not used
6221 (try_transformation_cache): Remove set but not used variable ds.
6222 (calculate_privileged_insns): Remove set but not used variables
6223 cur_insn and min_spec_insn.
6224 (find_best_expr): Remove set but not used variable avail_n.
6225 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
6227 * cgraphunit.c (assemble_thunk): Remove set but not used variable
6229 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
6230 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
6233 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
6236 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
6237 cpu types. Add support for *-sse3 cpu types.
6238 (x86_64-*-*): Ditto.
6240 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6243 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
6244 argument, call initializer_constant_valid_p_1 instead of
6245 initializer_constant_valid_p, pass CACHE to it, return NULL
6246 immediately if first call returns NULL.
6247 (initializer_constant_valid_p_1): New function.
6248 (initializer_constant_valid_p): Use it.
6250 2010-01-20 Thomas Quinot <quinot@adacore.com>
6252 * tree.def (PLACEHOLDER_EXPR): Fix comment.
6254 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6256 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
6257 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
6258 (loc_list_from_tree): Don't handle unsigned division. Handle
6259 signed modulo using DW_OP_{over,over,div,mul,minus}.
6260 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
6261 modulo instead of signed.
6263 2010-01-20 DJ Delorie <dj@redhat.com>
6265 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
6267 (h8300_emit_stack_adjustment): Propogate it.
6269 (h8300_expand_prologue): Likewise.
6270 (h8300_expand_epilogue): Likewise.
6272 2010-01-19 Michael Matz <matz@suse.de>
6274 PR tree-optimization/41783
6275 * tree-data-ref.c (toplevel): Include flags.h.
6276 (dump_data_dependence_relation): Also dump the inputs if the
6277 result will be unknown.
6278 (split_constant_offset_1): Look through some conversions.
6279 * tree-predcom.c (determine_roots_comp): Restart a new chain if
6280 the offset from last element is too large.
6281 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
6282 (reassociate_to_the_same_stmt): Handle vector registers.
6283 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
6285 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
6286 wide_prolog_niters argument, emit widening instructions.
6287 (vect_do_peeling_for_alignment): Adjust caller, use widened
6288 variant of the iteration cound.
6289 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
6291 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6294 * config/arm/neon-testgen.m (emit_automatics): New parameter
6295 features. Adjust for Fixed_return_reg feature.
6296 (test_intrinsic): Call emit_automatics with new feature.
6297 * config/arm/neon.ml: Update copyright years.
6298 (features): New Fixed_return_reg feature.
6299 (ops): Update feature for Vget_low.
6301 2010-01-19 Jakub Jelinek <jakub@redhat.com>
6303 PR tree-optimization/42719
6304 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
6308 * fwprop.c (all_uses_available_at): Return false if def_set dest
6309 is a REG that is used in def_insn.
6311 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
6313 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
6315 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
6318 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
6320 * target.h (struct gcc_target) <secondary_reload>: Change type
6321 of last argument to secondary_reload_info *.
6323 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
6326 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
6327 memory references with unaligned offsets. Remove CQImode handling.
6328 (unaligned_memory_operand): Return 1 for memory references with
6329 unaligned offsets. Remove CQImode handling.
6331 2010-01-18 Richard Guenther <rguenther@suse.de>
6334 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
6337 2010-01-18 Richard Guenther <rguenther@suse.de>
6339 PR tree-optimization/42781
6340 * tree-ssa-structalias.c (find_what_var_points_to): Skip
6341 restrict processing only if the original variable was artificial.
6343 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
6345 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
6346 find number of popped argument bytes.
6348 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
6349 Fix the text that describes the return value for invalid insns.
6351 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
6353 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
6354 Clarify what 'cost of the -dependence' is. Fix quoting.
6356 * toplev.c (default_get_pch_validity): Rename argument to "sz".
6357 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
6359 2010-01-17 Jakub Jelinek <jakub@redhat.com>
6361 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6362 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
6364 2010-01-17 Richard Guenther <rguenther@suse.de>
6367 * function.c (split_complex_args): Take a VEC to modify.
6368 (assign_parms_augmented_arg_list): Build a VEC instead of
6369 a chain of PARM_DECLs.
6370 (assign_parms_unsplit_complex): Take a VEC of arguments.
6371 Do not fixup unmodified parms.
6372 (assign_parms): Deal with the VEC.
6373 (gimplify_parameters): Likewise.
6375 2010-01-17 Richard Guenther <rguenther@suse.de>
6377 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
6378 node existence check.
6379 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
6380 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
6381 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
6382 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
6383 (gimple_execute_on_growing_pred): Likewise.
6385 2010-01-17 Richard Guenther <rguenther@suse.de>
6387 PR tree-optimization/42773
6388 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
6389 (compute_antic_aux): Likewise.
6390 (compute_partial_antic_aux): Likewise.
6392 2010-01-17 Jie Zhang <jie.zhang@analog.com>
6395 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
6398 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
6400 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
6403 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
6404 Fix markup for strict argument.
6406 (TARGET_SCHED_REORDER2): Fix argument types.
6408 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
6409 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
6411 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
6412 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
6414 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
6417 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
6418 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
6419 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
6420 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
6421 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
6423 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
6425 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
6427 (TARGET_ASM_RELOC_RW_MASK): Add return type.
6428 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
6430 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
6432 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
6435 (TARGET_ASM_NAMED_SECTION): Fix argument list.
6437 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
6438 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
6440 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
6442 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
6444 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
6445 referring to it. Fix language.
6447 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
6449 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
6451 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
6453 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
6455 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
6456 '@var{stream}. Remove stray 'and'.
6458 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
6460 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
6462 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
6464 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
6465 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
6467 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
6468 Fix description of return value.
6469 Rename argument "sz" to "len."
6471 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
6472 Clarify meaning of 'true' return value.
6474 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
6476 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
6477 rep_mode versus mode_rep.
6479 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
6481 (TARGET_BUILTIN_DECL): Fix name.
6483 (TARGET_COMMUTATIVE_P): Fix type of first argument.
6485 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
6487 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
6489 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
6491 (TARGET_RELAXED_ORDERING): Use @deftypevr.
6493 (TARGET_GET_DRAP_RTX): Note that this is a hook.
6496 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
6497 Rename argument tm_fn to md_fn.
6499 (TARGET_OPTION_PRINT): Fix argument list.
6501 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
6504 * config/i386/i386.c (ix86_fixup_binary_operands):
6505 Revert FMA4 fixup of operands.
6507 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6510 * Makefile.in (write_entries_to_file, install-plugin):
6511 Use \012 instead of \n with tr.
6513 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6515 * configure.ac (HAVE_AS_REF): New C macro.
6516 * configure: Regenerate.
6517 * config.in: Likewise.
6518 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6520 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6523 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6525 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6527 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6529 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
6531 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
6533 (TARGET_IN_SMALL_DATA_P): Fix argument type.
6535 (TARGET_BINDS_LOCAL_P): Fix argument type.
6537 (TARGET_ASM_FILE_END): Use prototype.
6539 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
6541 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
6543 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
6545 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
6547 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
6548 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
6550 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
6551 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
6553 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
6554 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
6555 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
6556 (TARGET_ADDR_SPACE_CONVERT): Likewise.
6558 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
6560 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
6562 (TARGET_INIT_BUILTINS): Use prototype.
6564 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6565 Put 'const char *' in braces. Fix parameter types.
6566 (TARGET_INVALID_CONVERSION): Fix parameter types.
6567 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
6568 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
6570 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
6573 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
6575 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6577 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6579 * doc/tm.texi (TARGET_HELP): Fix return type.
6581 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
6582 in braces. Fix argument types.
6584 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6586 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6588 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6590 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6591 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6593 (TARGET_MANGLE_TYPE): Fix argument types.
6595 (TARGET_IRA_COVER_CLASSES): Use prototype.
6597 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6599 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6601 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6603 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6605 (TARGET_CALLEE_COPIES): Fix argument types.
6607 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6609 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6611 (TARGET_FUNCTION_VALUE): Fix argument types.
6613 (TARGET_RETURN_IN_MSB): Fix argument type.
6615 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6617 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6619 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6621 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6622 agree with return type.
6624 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6626 2010-01-15 Jing Yu <jingyu@google.com>
6628 PR rtl-optimization/42691
6629 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6630 a pseudo to a constant and are merged, and adjust comments.
6632 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6634 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6636 2010-01-15 Richard Guenther <rguenther@suse.de>
6639 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6640 labels of computed or non-local gotos to the destination.
6641 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6642 landing pad label is the first label.
6644 2010-01-15 Richard Guenther <rguenther@suse.de>
6646 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6648 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6651 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6652 to allow generation of the xssqrtdp instruction on power7.
6653 (sqrtdf2_fpr): Ditto.
6655 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6658 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6659 functions with noreturn attribute.
6662 * varasm.c (declare_weak): Add weak attribute to decl if it
6663 doesn't have one already.
6664 (assemble_external): Only add decls to weak_decls if they also
6665 have weak attribute.
6667 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6669 * var-tracking.c (var_reg_delete): Don't delete the association
6670 between REGs and values or one-part variables if the register
6673 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6676 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6677 because its first operand is a non-localized variable.
6679 2010-01-14 Martin Jambor <mjambor@suse.cz>
6681 PR tree-optimization/42706
6682 * tree-sra.c (encountered_recursive_call): New variable.
6683 (encountered_unchangable_recursive_call): Likewise.
6684 (sra_initialize): Initialize both new variables.
6685 (callsite_has_enough_arguments_p): New function.
6686 (scan_function): Call decl and flags check only for IPA-SRA, check
6687 whether there is a recursive call and whether it has enough arguments.
6688 (all_callers_have_enough_arguments_p): New function.
6689 (convert_callers): Look for recursive calls only when
6690 encountered_recursive_call is set.
6691 (ipa_early_sra): Bail out either if
6692 !all_callers_have_enough_arguments_p or
6693 encountered_unchangable_recursive_call.
6695 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6697 * sel-sched.c: Add 2010 to copyright years.
6698 * sel-sched-ir.c: Likewise.
6699 * sel-sched-ir.h: Likewise.
6701 2010-01-14 Martin Jambor <mjambor@suse.cz>
6703 PR tree-optimization/42714
6704 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6705 constructors specially.
6707 2010-01-14 Andi Kleen <ak@linux.intel.com>
6709 * config/i386/drivers-i386.c (detect_caches_intel):
6710 Add l2sizekb parameter and fill in.
6711 (host_detect_local_cpu): Add l2sizekb, fill in.
6712 Add Atom small cache heuristic.
6714 2010-01-14 Andi Kleen <ak@linux.intel.com>
6716 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6717 Add level3 parameter and fill in.
6718 (detect_caches_intel): Handle level3 cache.
6720 2010-01-14 Andi Kleen <ak@linux.intel.com>
6722 * config/i386/drivers-i386.c (host_detect_local_cpu):
6723 Fix core duo detection.
6725 2010-01-14 Andi Kleen <ak@linux.intel.com>
6727 * config/i386/drivers-i386.c (host_detect_local_cpu):
6730 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6732 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6733 (rs6000_variable_issue_1): this. Use...
6734 (rs6000_variable_issue): here. Reimplement. Print debug info.
6736 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6738 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6739 sel_restore_notes. Update all callers. Call reemit_notes
6742 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6744 PR rtl-optimization/42246
6745 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6748 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6750 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6751 all successors is the same as number of successors in current region.
6753 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6755 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6756 to rename is not separable. Otherwise check that its LHS is not NULL.
6758 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6760 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6762 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6764 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6765 available registers when failed to discover LHS register class.
6766 Fix indentation. Update comment.
6768 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6769 Alexander Monakov <amonakov@ispras.ru>
6771 PR rtl-optimization/42389
6772 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6774 (advance_state_on_fence): Likewise.
6775 (sel_target_adjust_priority): Print debug output only when
6776 sched_verbose >= 4, not 2.
6777 (get_expr_cost): Do not issue all unique insns on the next cycle.
6778 (fill_insns): Initialize can_issue_more from the value saved
6780 * sel-sched-ir.c (flist_add): New parameter issue_more.
6781 Init FENCE_ISSUE_MORE with it.
6782 (merge_fences): Likewise.
6783 (init_fences): Update call to flist_add.
6784 (add_to_fences, add_clean_fence_to_fences)
6785 (add_dirty_fence_to_fences): Likewise.
6786 (move_fence_to_fences): Update call to merge_fences.
6787 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6789 * sel-sched-ir.h (struct _fence): New field issue_more.
6790 (FENCE_ISSUE_MORE): New accessor macro.
6792 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6794 PR rtl-optimization/42388
6795 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6796 that have no predecessors nor successors. Do not call move_bb_info
6797 for empty blocks outside of current region.
6799 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6801 PR rtl-optimization/42294
6802 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6803 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6804 originators' originators.
6806 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6808 PR rtl-optimization/39453
6809 PR rtl-optimization/42246
6810 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6812 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
6814 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6815 Alexander Monakov <amonakov@ispras.ru>
6818 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
6819 (maybe_tidy_empty_bb): ... here. Make static. Add new
6820 argument. Update all callers.
6821 (tidy_control_flow): ... and here. Recompute topological order
6822 of basic blocks in region if necessary.
6823 (sel_redirect_edge_and_branch): Change return type. Return true
6824 if topological order might have been invalidated.
6825 (purge_empty_blocks): Export and move from...
6826 * sel-sched.c (purge_empty_blocks): ... here.
6827 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
6828 (maybe_tidy_empty_bb): Delete prototype.
6829 (purge_empty_blocks): Declare.
6831 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6833 PR rtl-optimization/42249
6834 * sel-sched.c (try_replace_dest_reg): When chosen register
6835 and original register is the same, do not bail out early, but
6836 still check all original insns for validity of replacing destination
6837 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
6840 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6843 Port from no-undefined-overflow branch:
6844 2009-03-09 Richard Guenther <rguenther@suse.de>
6846 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
6848 2010-01-14 Richard Guenther <rguenther@suse.de>
6851 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
6853 2010-01-14 Ira Rosen <irar@il.ibm.com>
6855 PR tree-optimization/42709
6856 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
6857 as scalar type in creation of constant vector operand.
6859 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6862 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
6863 (check-parallel-%): Match `testsuite' directory component only
6866 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
6868 PR translation/39521
6869 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
6872 2010-01-13 Richard Guenther <rguenther@suse.de>
6874 PR tree-optimization/42730
6875 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
6878 2010-01-13 Steve Ellcey <sje@cup.hp.com>
6881 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
6882 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
6885 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
6887 * config/bfin/libgcc-bfin.ver: Regenerate based on current
6888 libgcc-std.ver. Add entries for ___smulsi3_highpart and
6889 ___umulsi3_highpart.
6891 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
6892 rather than schedule_insns if the pass is enabled.
6894 2010-01-13 Martin Jambor <mjambor@suse.cz>
6896 PR tree-optimization/42704
6897 * tree-sra.c (sra_modify_assign): Do not delete assignments to
6900 2010-01-13 Martin Jambor <mjambor@suse.cz>
6902 PR tree-optimization/42703
6903 * tree-sra.c (analyze_access_subtree): Check that we can build a
6904 reference to the original data within the aggregate.
6906 2010-01-13 Richard Guenther <rguenther@suse.de>
6908 PR tree-optimization/42705
6909 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
6911 2010-01-13 Richard Guenther <rguenther@suse.de>
6914 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
6916 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6919 * var-tracking.c (values_to_unmark): New variable.
6920 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6921 values_to_unmark vector. Moved body to...
6922 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6923 instead queue it into values_to_unmark vector.
6924 (vt_find_locations): Free values_to_unmark vector.
6926 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
6928 * config/s390/s390.c (override_options): Set
6929 default of max-pending-list-length to 256
6931 2010-01-13 Richard Guenther <rguenther@suse.de>
6934 * tree-pass.h (PROP_gimple_lcx): New.
6935 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
6936 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
6937 before the final cleanup_eh.
6938 (dump_properties): Dump PROP_gimple_lcx.
6939 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
6940 (tree_lower_complex_O0): Remove.
6941 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
6942 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
6943 tree_lower_complex, schedule TODO_update_ssa.
6944 * lto-streamer-out.c (output_function): Stream the functions
6946 * lto-streamer-in.c (input_function): Likewise.
6947 (lto_read_body): Do not override them here.
6949 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6952 * c-typeck.c (build_c_cast): Fold value cast to union type before
6953 wrapping it in a CONSTRUCTOR.
6955 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6957 PR rtl-optimization/42699
6958 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
6961 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6963 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6964 SUBTARGET_WARN_UNUSED_SPEC): Move ...
6965 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6966 SUBTARGET_WARN_UNUSED_SPEC): ... here
6967 * config/mips/iris5.h (LIBGCC_SPEC): Define.
6969 2010-01-12 Julian Brown <julian@codesourcery.com>
6971 * config/arm/neon-schedgen.ml (Utils): Don't try to
6972 open missing module.
6973 (find_with_result): New.
6975 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6978 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
6979 sharing when canonicalizing ({lt,ge}u (plus a b) b).
6981 PR tree-optimization/42645
6982 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
6983 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
6984 decl_map, set processing_debug_stmt to -1 and return name without
6987 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
6989 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
6990 binutils version, and reword target configuration description.
6992 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6994 * config/avr/avr.h (LINKER_NAME): Remove.
6996 2010-01-11 Janis Johnson <janis187@us.ibm.com>
6999 * config/rs6000/rs6000.c (rs6000_override_options): On targets
7000 that support VSX, warn for -mno-altivec if vsx is not disabled,
7003 2010-01-11 Joseph Myers <joseph@codesourcery.com>
7004 Shujing Zhao <pearly.zhao@oracle.com>
7006 PR translation/42469
7007 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
7008 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
7009 character between option name and help text.
7010 * c.opt (imultilib): Likewise.
7012 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
7014 * lto-streamer-out.c (output_unreferenced_globals): Output static
7017 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
7019 PR rtl-optimization/42621
7020 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
7021 optimizing for size.
7022 (duplicate_computed_gotos): Remove now-redundant check.
7024 2010-01-10 Steve Ellcey <sje@cup.hp.com>
7027 * configure.ac: Save and restore LDFLAGS and LIBS
7028 * configure: Regenerate.
7030 2010-01-10 Richard Guenther <rguenther@suse.de>
7033 * builtins.c (fold_builtin_strlen): Add type argument and
7034 convert the resulting length to it.
7035 (fold_builtin_1): Adjust.
7037 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7039 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
7040 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
7042 (num_insns_constant_wide): Adjust for that change.
7044 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7047 * web.c (union_defs): Add used argument, to combine uses of
7049 (entry_register): Adjust type and tests of used argument.
7050 (web_main): Widen used for new use. Pass it to union_defs.
7051 * df.h (union_defs): Adjust prototype.
7053 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7056 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
7057 uses in new incoming argument. Free body.
7058 (reset_debug_uses_in_loop): New.
7059 (analyze_insn_to_expand_var): Call the latter if the former found
7060 anything. Fix whitespace. Reject invalid dest overlaps before
7061 going through all insns in the loop.
7063 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7066 * haifa-sched.c (dying_use_p): Debug insns don't count.
7068 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7071 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
7072 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
7073 (verify_gimple_call): Reject LHS in noreturn calls.
7075 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7079 * tree-vect-loop-manip.c (adjust_info): New type.
7080 (adjust_vec): New pointer to vector.
7081 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
7082 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
7083 (slpeel_update_phis_for_duplicate_loop): Use them.
7084 (slpeel_update_phi_nodes_for_guard1): Likewise.
7085 (slpeel_update_phi_nodes_for_guard2): Likewise.
7086 (slpeel_tree_peel_loop_to_edge): Likewise.
7087 (vect_update_ivs_after_vectorizer): Likewise.
7089 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7091 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
7092 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
7094 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7096 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
7097 bogus uninitialized warning.
7099 2010-01-09 Richard Guenther <rguenther@suse.de>
7102 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
7103 the evolution is compatible with the initial condition.
7105 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7107 * gcc.c (process_command): Update copyright notice dates.
7108 * gcov.c (print_version): Likewise.
7109 * gcov-dump.c (print_version): Likewise.
7110 * mips-tfile.c (main): Likewise.
7111 * mips-tdump.c (main): Likewise.
7113 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7116 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
7118 (rotlhi3_8): Delete.
7120 (rotlsi3_8): Delete.
7121 (rotlsi3_16): Delete.
7122 (rotlsi3_24): Delete.
7124 (*rotw<mode>3): New.
7125 (*rotb<mode>3): New.
7126 * config/avr/avr.c (avr_rotate_bytes): New function.
7127 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
7129 2010-01-08 Steve Ellcey <sje@cup.hp.com>
7132 * configure.ac: Modify -rdynamic check.
7133 * configure: Regenerate.
7135 2010-01-08 DJ Delorie <dj@redhat.com>
7137 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
7138 register popping order.
7140 2010-01-08 Richard Guenther <rguenther@suse.de>
7143 * c.opt (fsigned-char): Also let LTO handle this option.
7144 (funsigned-char): Likewise.
7146 2010-01-07 Richard Guenther <rguenther@suse.de>
7148 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
7149 (gimple_op): Likewise.
7150 (gimple_op_ptr): Likewise.
7151 (gimple_assign_set_lhs): Remove gcc_assert.
7152 (gimple_assign_set_rhs1): Likewise.
7153 (gimple_assign_set_rhs2): Likewise.
7154 (gimple_call_set_lhs): Likewise.
7155 (gimple_call_set_fn): Likewise.
7156 (gimple_call_set_fndecl): Likewise.
7157 (gimple_call_fndecl): Likewise.
7158 (gimple_call_return_type): Likewise.
7159 (gimple_call_set_chain): Likewise.
7160 (gimple_call_num_args): Likewise.
7161 (gimple_call_set_arg): Likewise.
7162 (gimple_cond_set_code): Likewise.
7163 (gimple_cond_set_lhs): Likewise.
7164 (gimple_cond_set_rhs): Likewise.
7165 (gimple_cond_set_true_label): Likewise.
7166 (gimple_cond_set_false_label): Likewise.
7167 (gimple_label_set_label): Likewise.
7168 (gimple_goto_set_dest): Likewise.
7169 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
7170 (gimple_debug_bind_get_value): Likewise.
7171 (gimple_debug_bind_get_value_ptr): Likewise.
7172 (gimple_debug_bind_set_var): Likewise.
7173 (gimple_debug_bind_set_value): Likewise.
7174 (gimple_debug_bind_reset_value): Likewise.
7175 (gimple_debug_bind_has_value_p): Likewise.
7176 (gimple_return_retval_ptr): Remove gcc_assert.
7177 (gimple_return_retval): Likewise.
7178 (gimple_return_set_retval): Likewise.
7179 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
7180 (safe_referenced_var_iterator): Remove.
7181 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
7182 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
7183 (fill_referenced_var_vec): Remove.
7184 (first_readonly_imm_use): Remove redundant gcc_assert.
7185 (phi_arg_index_from_use): Combine gcc_asserts.
7186 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
7187 (first_imm_use_stmt): Remove redundant gcc_assert.
7188 * tree-cfg.c (verify_gimple_call): Verify function and chain
7189 operands. Verify arguments.
7190 (verify_types_in_gimple_stmt): Verify condition code and labels.
7192 2010-01-07 Richard Guenther <rguenther@suse.de>
7194 PR tree-optimization/42641
7195 * sese.c (rename_map_elt_info): Use the SSA name version, do
7198 2010-01-07 Jakub Jelinek <jakub@redhat.com>
7200 PR tree-optimization/42625
7201 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
7202 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
7204 2010-01-07 Duncan Sands <baldrick@free.fr>
7206 * Makefile.in (PLUGIN_HEADERS): Add version.h.
7208 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
7211 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
7212 note itself is not function_invariant_p.
7214 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
7216 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
7217 Do not add the DF_NOTE problem.
7218 * store-motion.c (execute_rtl_store_motion): Likewise.
7220 2010-01-07 Martin Jambor <mjambor@suse.cz>
7222 PR tree-optimization/42157
7223 * tree-sra.c (compare_access_positions): Stabilize sort if both
7224 accesses have integer types, return zero immediately if they are the
7227 2010-01-06 Richard Henderson <rth@redhat.com>
7230 * haifa-sched.c (add_to_note_list): Merge into ...
7231 (concat_note_lists): ... here, and ...
7232 (unlink_other_notes, rm_other_notes): Merge into...
7233 (remove_notes): ... here. Create REG_SAVE_NOTEs for
7234 NOTE_INSN_EPILOGUE_BEG.
7236 2010-01-06 Richard Guenther <rguenther@suse.de>
7238 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
7239 not inline regular functions into always-inline functions.
7241 2010-01-06 Nick Clifton <nickc@redhat.com>
7243 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
7244 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
7246 (OVERRIDE_OPTIONS): Delete.
7247 (OPTIMIZATION_OPTIONS): Define.
7248 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
7249 * config/rx/rx.c (rx_handle_option): Issue an error message if
7250 -mcpu=rx200 and -fpu are used together.
7251 (rx_set_optimization_options): New function. Issue an error
7252 message if an optimization attribute attempts to reset the FPU/
7253 math optimization pairing.
7254 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
7255 * config/rx/rx.opt: Set the default to 32-bit doubles.
7256 * config/rx/t-rx: Add multilibs for -nofpu option.
7257 * doc/invoke.texi: Update documentation of RX options.
7259 2010-01-06 Richard Guenther <rguenther@suse.de>
7261 * tree-ssa-pre.c (name_to_id): New global.
7262 (alloc_expression_id): Simplify SSA name handling.
7263 (lookup_expression_id): Likewise.
7264 (init_pre): Zero name_to_id.
7265 (fini_pre): Free it.
7267 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
7269 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
7271 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
7274 * config/i386/sse.md (smaxv2di3): New.
7275 (umaxv2di3): Likewise.
7276 (sminv2di3): Likewise.
7277 (uminv2di3): Likewise.
7279 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
7282 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
7283 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
7284 (legitimize_tls_address): Likewise.
7285 (sparc_tls_referenced_p): Likewise.
7286 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
7287 and adjust calls to legitimize_pic_address.
7288 (legitimate_constant_p) Use sparc_tls_referenced_p.
7289 (legitimate_pic_operand_p): Likewise.
7290 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
7291 (sparc_tls_symbol_ref_1): Delete.
7292 (sparc_tls_referenced_p): Make static, recognize specific patterns.
7293 (legitimize_tls_address): Make static, handle CONST patterns.
7294 (legitimize_pic_address): Make static, remove unused parameter and
7295 adjust recursive calls.
7296 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
7297 and adjust call to legitimize_pic_address.
7298 (sparc_output_mi_thunk): Likewise.
7300 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
7301 H.J. Lu <hongjiu.lu@intel.com>
7304 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
7305 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
7306 operands to make them signed.
7309 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7312 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7313 GTU to GT for V4SI and V2DI.
7315 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7316 (umin<mode>3): Removed.
7318 (uminv4si3): Likewise.
7320 2010-01-05 Martin Jambor <mjambor@suse.cz>
7322 PR tree-optimization/42462
7323 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
7324 current_function_decl to helper functions and macros.
7326 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7329 * flags.h: Don't include real.h.
7330 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
7331 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
7332 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
7333 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
7334 * dominance.c: Update copyright.
7335 * gimple.c (walk_gimple_op): Remove inline.
7336 * tree-ssa-reassoc.c: Include real.h.
7337 * Makefile.in (FLAGS_H): Remove $(REAL_H).
7338 (tree-ssa-reassoc.o): Depend on $(REAL_H).
7340 2010-01-05 Nick Clifton <nickc@redhat.com>
7342 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
7343 register to push into the stack frame when the accumulator has to
7344 be saved during interrupts.
7346 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
7348 * doc/invoke.texi: Remove the documentation about option
7350 * common.opt (Wunreachable-code): Preserved for backward
7352 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
7353 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
7354 the backward compatibility flag section.
7356 2010-01-05 Richard Guenther <rguenther@suse.de>
7358 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
7360 2010-01-05 Jakub Jelinek <jakub@redhat.com>
7363 * cfgexpand.c (expand_one_var): Diagnose too large variables.
7365 PR tree-optimization/42508
7366 * tree-sra.c (convert_callers): Check for recursive call
7367 by comparing cgraph nodes instead of decls.
7368 (modify_function): Call ipa_modify_formal_parameters also
7369 on all same_body aliases.
7371 * cgraphunit.c (cgraph_materialize_all_clones): Compare
7372 cgraph nodes when checking for same_body aliases.
7374 2010-01-05 Richard Guenther <rguenther@suse.de>
7376 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
7377 allocation and lookup.
7378 (get_or_alloc_expr_for_constant): Likewise.
7379 (phi_translate): Sink allocation.
7381 2010-01-04 Richard Guenther <rguenther@suse.de>
7383 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
7384 a new entry only if needed.
7385 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
7386 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
7388 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
7390 (phi_translate): Handle CONSTANTs early.
7392 2010-01-04 Martin Jambor <mjambor@suse.cz>
7394 PR tree-optimization/42398
7395 * tree-sra.c (struct access): Removed flag grp_different_types.
7396 (dump_access): Do not dump the removed flag.
7397 (sort_and_splice_var_accesses): Do not set the removed flag.
7398 (sra_modify_expr): Check for type compatibility directly.
7400 2010-01-04 Martin Jambor <mjambor@suse.cz>
7402 PR tree-optimization/42366
7403 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
7404 edges with variable number of parameters.
7405 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
7406 flag instead of asserting it.
7407 (ipa_read_node_info): Read uses_analysis_done flag.
7409 2010-01-04 Richard Guenther <rguenther@suse.de>
7411 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
7412 iterative_hash_* as intended.
7413 (vn_reference_compute_hash): Likewise. Simplify hashing
7415 (vn_reference_lookup_2): Likewise.
7416 (vn_nary_op_compute_hash): Likewise.
7417 (vn_phi_compute_hash): Likewise.
7418 (expressions_equal_p): Remove strange code.
7419 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
7420 (pre_expr_hash): Likewise. Simplify hashing SSA names.
7421 (bitmap_insert_into_set_1): Take value-id as parameter.
7422 (add_to_value): Pass it.
7423 (bitmap_insert_into_set): Likewise.
7424 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
7426 2010-01-04 Jakub Jelinek <jakub@redhat.com>
7429 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
7430 (do_self_spec): For switches with SWITCH_IGNORE set set also
7431 SWITCH_IGNORE_PERMANENTLY.
7432 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
7435 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
7437 * lto-streamer-out.c (output_unreferenced_globals): Output the full
7438 tree of an unreferenced global var.
7440 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7443 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7444 GTU to GT for V4SI and V2DI.
7446 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7447 (umin<mode>3): Removed.
7449 (uminv4si3): Likewise.
7451 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7454 * collect2.c (main): Turn on trace in collect2 if -v is passed
7457 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
7459 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
7460 description of expression operand.
7462 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
7464 * configure.ac: Add install-html to target_list for Make-hooks.
7465 * configure: Regenerate.
7466 * fortran/Make-lang.in (F95_HTMLFILES): New.
7467 (fortran.html): Use it.
7468 (fortran.install-html): New.
7469 * Makefile.in (install-html): Add lang.install-html.
7470 * java/Make-lang.in (JAVA_HTMLFILES): New.
7471 (java.html): Use it.
7472 (java.install-html): New.
7473 * objc/Make-lang.in (objc.install-html): New.
7474 * objcp/Make-lang.in (obj-c++.install-html): New.
7475 * cp/Make-lang.in (c++.install-html): New.
7476 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
7477 * lto/Make-lang.in (lto.install-html): New.
7479 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7482 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
7484 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
7486 PR rtl-optimization/41862
7487 * store-motion.c (store_killed_in_insn, compute_store_table,
7488 remove_reachable_equiv_notes, replace_store_insn,
7489 build_store_vectors): Ignore all DEBUG_INSNs.
7491 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7494 * common.opt: Add dumpdir.
7496 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
7498 (option_map): Add --dumpdir.
7500 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
7502 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
7504 * opts.c (decode_options): Try dump_dir_name first if
7505 dump_base_name isn't an absolute path.
7506 (common_handle_option): Handle OPT_dumpdir.
7508 * toplev.c (dump_dir_name): New.
7509 (print_switch_values): Also ignore -dumpdir.
7511 * toplev.h (dump_dir_name): New.
7513 2010-01-03 Richard Guenther <rguenther@suse.de>
7515 PR tree-optimization/42589
7516 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7517 double-word expansion of bswap32.
7519 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7521 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7522 with BLOCK_FOR_INSN.
7523 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7524 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7525 noce_process_if_block): Likewise.
7526 * gcse.c (compute_local_properties, insert_expr_in_table,
7527 insert_set_in_table, canon_list_insert, find_avail_set,
7528 pre_insert_copy_insn): Likewise.
7530 * basic-block.h (BLOCK_NUM): Move from here...
7531 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
7533 2010-01-03 Richard Guenther <rguenther@suse.de>
7535 PR tree-optimization/42438
7536 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
7537 contains_may_not_return_call flag.
7538 (BB_MAY_NOTRETURN): New.
7539 (valid_in_sets): Trapping nary operations are not valid
7540 in blocks that may not return.
7541 (insert_into_preds_of_block): Remove check for trapping expressions.
7542 (compute_avail): Compute also BB_MAY_NOTRETURN.
7544 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7546 * doc/invoke.texi: Add 2010 to copyright years.
7548 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
7550 * config/sparc/sparc.c: Fix formatting nits.
7552 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7553 Alexander Monakov <amonakov@ispras.ru>
7555 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
7557 2010-01-02 Richard Guenther <rguenther@suse.de>
7560 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
7561 (simplify_switch_using_ranges): Mark to be removed edges
7564 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7566 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7568 * collect2.c (scan_libraries): Add missing argument in call to
7571 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
7574 * config/alpha/predicates.md (aligned_memory_operand): Return false
7576 (unaligned_memory_operand): Return true for CQImode.
7577 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7578 doesn not cross aligned SImode word boundary.
7580 2010-01-02 Anatoly Sokolov <aesok@post.ru>
7582 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7584 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7585 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7587 2010-01-02 Richard Guenther <rguenther@suse.de>
7590 * toplev.c (compile_file): Emit LTO marker properly. Change
7592 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7594 2010-01-01 Richard Guenther <rguenther@suse.de>
7597 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7599 2010-01-01 Richard Guenther <rguenther@suse.de>
7602 * c-decl.c (grokdeclarator): For zero-size arrays force
7603 structural equality checks as layout_type does.
7605 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7607 * builtins.c: Update copyright to 2010.
7609 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7612 * lto-streamer-out.c (produce_asm): Revert the last change.
7613 (copy_function): Likewise.
7615 * lto-streamer.c (lto_get_section_name): Skip any leading
7618 2010-01-01 Richard Guenther <rguenther@suse.de>
7621 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7625 Copyright (C) 2010 Free Software Foundation, Inc.
7627 Copying and distribution of this file, with or without modification,
7628 are permitted in any medium without royalty provided the copyright
7629 notice and this notice are preserved.